/* roulang page: index */
:root {
    --primary: #F0642A;
    --primary-hover: #D9511B;
    --dark: #172126;
    --dark-2: #1E2930;
    --teal: #12B5A5;
    --teal-hover: #0FA294;
    --bg-warm: #FAF7F4;
    --bg-card: #FFFFFF;
    --text-main: #1E1E1E;
    --text-sub: #575757;
    --text-weak: #8A8A8A;
    --border: #EAE6E1;
    --danger: #D64545;
    --radius-main: 16px;
    --radius-sm: 10px;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.08);
    --transition: all 0.2s ease;
    --header-h: 72px;
    --container-max: 1240px;
}
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}
body {
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", "HarmonyOS Sans", sans-serif;
    background: var(--bg-warm);
    color: var(--text-main);
    line-height: 1.7;
    font-size: 16px;
}
a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}
img {
    max-width: 100%;
    display: block;
}
button, input {
    font-family: inherit;
    font-size: inherit;
    border: none;
    outline: none;
    background: none;
}
ul, ol {
    list-style: none;
}
:focus-visible {
    outline: 3px solid rgba(18, 181, 165, 0.7);
    outline-offset: 2px;
    border-radius: 4px;
}
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}
.s-section {
    padding: 96px 0;
}
.section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 44px;
}
.section-head-main {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: var(--primary);
    font-weight: 600;
    letter-spacing: 0.02em;
    margin-bottom: 4px;
}
.section-eyebrow::before {
    content: '';
    display: block;
    width: 22px;
    height: 4px;
    border-radius: 2px;
    background: var(--primary);
}
.section-head h2, .s-title {
    font-size: 32px;
    line-height: 1.3;
    font-weight: 700;
    color: var(--dark);
    letter-spacing: -0.01em;
}
.section-desc {
    color: var(--text-sub);
    font-size: 16px;
    max-width: 640px;
    margin-top: 12px;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    height: var(--header-h);
    background: rgba(255, 255, 255, 0.96);
    -webkit-backdrop-filter: saturate(180%) blur(10px);
    backdrop-filter: saturate(180%) blur(10px);
    border-bottom: 1px solid rgba(234, 230, 225, 0.8);
    transition: box-shadow 0.2s ease;
}
.site-header.scrolled {
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
}
.header-inner {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.logo-text {
    font-size: 22px;
    font-weight: 800;
    color: var(--dark);
    letter-spacing: -0.01em;
    white-space: nowrap;
}
.logo-text span {
    color: var(--primary);
}
.main-nav {
    display: flex;
    align-items: center;
    gap: 8px;
}
.nav-link {
    padding: 8px 16px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-sub);
    line-height: 1.4;
    transition: var(--transition);
}
.nav-link:hover {
    color: var(--dark);
    background: rgba(240, 100, 42, 0.06);
}
.nav-link.active {
    color: var(--dark);
    background: rgba(240, 100, 42, 0.12);
    font-weight: 600;
}
.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}
.search-wrap {
    position: relative;
}
.search-box {
    display: flex;
    align-items: center;
    gap: 6px;
    background: #F3F1EE;
    border-radius: 999px;
    padding: 7px 14px;
    min-width: 220px;
    border: 1px solid transparent;
    transition: var(--transition);
}
.search-box:focus-within {
    background: #fff;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(240, 100, 42, 0.12);
}
.search-box svg {
    color: var(--text-weak);
    flex-shrink: 0;
}
.search-box input {
    background: transparent;
    color: var(--text-main);
    width: 100%;
    font-size: 14px;
}
.search-box input::placeholder {
    color: var(--text-weak);
}
.search-box .kbd-hint {
    font-size: 12px;
    color: var(--text-weak);
    background: #EAE7E3;
    border-radius: 6px;
    padding: 0 6px;
    line-height: 20px;
    font-weight: 600;
    letter-spacing: 0.02em;
}
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 600;
    border-radius: 999px;
    cursor: pointer;
    font-size: 15px;
    line-height: 1.5;
    transition: var(--transition);
    white-space: nowrap;
    border: 1px solid transparent;
}
.btn-primary {
    background: var(--primary);
    color: #fff;
    padding: 10px 22px;
    box-shadow: 0 4px 14px rgba(240, 100, 42, 0.2);
}
.btn-primary:hover {
    background: var(--primary-hover);
    box-shadow: 0 8px 18px rgba(240, 100, 42, 0.3);
    transform: translateY(-1px);
}
.btn-ghost {
    background: transparent;
    color: var(--text-main);
    border-color: var(--border);
    padding: 10px 20px;
}
.btn-ghost:hover {
    border-color: var(--text-main);
    background: #fff;
}
.btn-dark {
    background: var(--dark);
    color: #fff;
    padding: 12px 28px;
}
.btn-dark:hover {
    background: #000;
    transform: translateY(-1px);
}
.btn-teal {
    background: var(--teal);
    color: #fff;
    padding: 8px 18px;
    box-shadow: 0 4px 14px rgba(18, 181, 165, 0.18);
}
.btn-teal:hover {
    background: var(--teal-hover);
    box-shadow: 0 8px 18px rgba(18, 181, 165, 0.24);
}
.btn-lg {
    padding: 14px 32px;
    font-size: 16px;
}
.btn-sm {
    padding: 6px 16px;
    font-size: 14px;
}
.nav-burger {
    display: none;
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
}
.nav-burger svg {
    display: block;
}

/* Hero */
.hero {
    background: var(--dark);
    position: relative;
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    inset: 0;
    background-image: url('/assets/images/backpic/back-1.webp');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    opacity: 0.35;
}
.hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(23, 33, 38, 0.9) 0%, rgba(23, 33, 38, 0.6) 60%, rgba(23,33,38,0.25) 100%);
}
.hero-inner {
    position: relative;
    z-index: 2;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 92px 24px 100px;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 64px;
    align-items: center;
}
.hero-content {
    max-width: 640px;
}
.badge-line {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    margin-bottom: 20px;
}
.badge-line .lb {
    display: inline-block;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255,255,255,0.2);
    padding: 6px 14px;
    border-radius: 999px;
    font-size: 13px;
    color: #f8d5c4;
    font-weight: 500;
    letter-spacing: 0.03em;
}
.hero-eyebrow{
    font-size: 14px;
    font-weight: 600;
    color: #f2a784;
    letter-spacing: 0.08em;
    margin-bottom: 16px;
}
.hero h1 {
    font-size: 44px;
    font-weight: 800;
    color: #fff;
    line-height: 1.3;
    letter-spacing: -0.015em;
    margin-bottom: 20px;
}
.hero h1 .accent {
    color: #FF6B2F;
}
.hero-sub {
    font-size: 17px;
    line-height: 1.8;
    color: rgba(255,255,255,0.86);
    margin-bottom: 34px;
    max-width: 540px;
}
.hero-ctas {
    display: flex;
    gap: 16px;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 34px;
}
.hero-tags {
    display: flex;
    align-items: center;
    justify-content: flex-start;
}
.ht-tag {
    color: rgba(255,255,255,0.7);
    font-size: 13px;
    padding: 4px 10px;
    border-right: 1px solid rgba(255,255,255,0.2);
    line-height: 1.4;
}
.ht-tag:first-child {
    padding-left: 0;
}
.ht-tag:last-child {
    border-right: none;
}
.hero-visual {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.4);
    display: block;
}
.hero-visual img {
    width: 100%;
    height: auto;
    object-fit: cover;
    min-height: 320px;
    aspect-ratio: 4 / 3;
}
.hero-mini-card {
    position: absolute;
    background: rgba(23,33,38,0.85);
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255,255,255,0.14);
    border-radius: 14px;
    padding: 14px 18px;
    bottom: 24px;
    left: 24px;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    box-shadow: 0 10px 24px rgba(0,0,0,0.28);
}
.hero-mini-card .icon {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background: rgba(240,100,42,0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ff9b73;
    font-size: 18px;
}

/* band */
.trust-band {
    background: #fff;
    border-bottom: 1px solid var(--border);
}
.trust-inner {
    padding: 26px 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 24px 40px;
    font-size: 14px;
    color: var(--text-sub);
}
.trust-inner strong {
    color: var(--dark);
    font-weight: 600;
}
.trust-item {
    display: inline-flex;
    gap: 6px;
    align-items: center;
    white-space: nowrap;
}
.trust-item svg {
    color: var(--teal);
    flex-shrink: 0;
}

/* Feature Section */
.feature-section {
    padding: 90px 0 70px;
}
.feature-grid-wrap {
    display: flex;
    gap: 28px;
    align-items: stretch;
}
.feature-grid {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}
.feature-card {
    background: var(--bg-card);
    border-radius: var(--radius-main);
    padding: 28px 26px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.feature-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-3px);
    border-color: rgba(240, 100, 42, 0.25);
}
.feature-card .f-icon {
    width: 48px;
    height: 48px;
    background: #FCE5D9;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
    color: var(--primary);
}
.feature-card h3 {
    font-size: 19px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 8px;
    line-height: 1.4;
}
.feature-card p {
    color: var(--text-sub);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 14px;
}
.f-more {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.f-more:hover {
    gap: 8px;
}
.side-panel {
    width: 300px;
    background: var(--dark);
    border-radius: var(--radius-main);
    padding: 28px 24px;
    display: flex;
    flex-direction: column;
    color: #fff;
}
.side-panel .sp-head {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 4px;
    color: #fff;
    display: flex;
    gap: 8px;
    align-items: center;
}
.side-panel .sp-sub {
    font-size: 13px;
    color: rgba(255,255,255,0.6);
    margin-bottom: 20px;
}
.sp-list {
    display: flex;
    flex-direction: column;
    gap: 0px;
    flex-grow: 1;
}
.sp-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 13px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    font-size: 14px;
    color: rgba(255,255,255,0.85);
    line-height: 1.5;
    transition: var(--transition);
}
.sp-item:last-child {
    border-bottom: none;
}
.sp-item .dot {
    margin-top: 9px;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--teal);
    flex-shrink: 0;
}
.sp-item:hover {
    color: #fff;
    transform: translateX(2px);
}
.sp-bottom {
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px solid rgba(255,255,255,0.12);
}
.side-panel .btn {
    width: 100%;
    background: var(--primary);
    color: #fff;
    display: flex;
    justify-content: center;
    padding: 10px 16px;
    font-size: 14px;
    border-radius: 10px;
    font-weight: 600;
}
.side-panel .btn:hover {
    background: var(--primary-hover);
}
.side-extra {
    font-size: 12px;
    color: rgba(255,255,255,0.4);
    margin-top: 12px;
    text-align: center;
}
.text-inline-link {
    color: var(--teal);
    font-weight: 600;
}
.text-inline-link:hover {
    color: var(--teal-hover);
}
.feature-cta-text {
    margin-top: 34px;
    text-align: center;
    font-size: 15px;
    color: var(--text-sub);
}
.feature-cta-text a {
    color: var(--primary);
    font-weight: 600;
    border-bottom: 1px dashed rgba(240,100,42,0.3);
    padding-bottom: 2px;
}
.feature-cta-text a:hover {
    border-bottom-color: var(--primary);
}

/* How-to section */
.how-section {
    background: #fff;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 90px 0;
}
.how-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.how-media {
    position: relative;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: var(--shadow-hover);
}
.how-media img {
    width: 100%;
    object-fit: cover;
    aspect-ratio: 4 / 3.4;
}
.step-list {
    margin-top: 24px;
    display: flex;
    flex-direction: column;
    gap: 22px;
}
.step-item {
    display: flex;
    gap: 18px;
}
.step-num {
    width: 44px;
    height: 44px;
    background: var(--dark);
    color: #fff;
    border-radius: 12px;
    font-weight: 700;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-style: italic;
}
.step-content h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 4px;
}
.step-content p {
    font-size: 15px;
    color: var(--text-sub);
}
/* scenario section with image numbers */
.scene-note {
    position: absolute;
    background: var(--primary);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 999px;
    bottom: 16px;
    right: 16px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

/* showcase / case */
.case-section {
    padding: 90px 0;
}
.case-grid {
    display: grid;
    grid-template-columns: 1.35fr 1fr;
    gap: 28px;
}
.case-card-big {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-main);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}
.case-card-big:hover, .case-stack-item:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
}
.case-card-big .c-img {
    aspect-ratio: 16 / 10;
    overflow: hidden;
}
.case-card-big .c-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.case-card-big .c-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.c-card-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--dark);
    line-height: 1.4;
}
.c-card-desc {
    color: var(--text-sub);
    font-size: 15px;
    line-height: 1.7;
    flex: 1;
    margin-bottom: 16px;
}
.c-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-weak);
    font-size: 13px;
}
.badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    background: rgba(18,181,165,0.14);
    color: #0b9c90;
    line-height: 1.6;
}
.badge-orange {
    background: rgba(240,100,42,0.12);
    color: var(--primary);
}
.case-stack {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.case-stack-item {
    display: flex;
    gap: 16px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-main);
    padding: 16px;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}
.case-stack-item .c-img {
    width: 110px;
    border-radius: 12px;
    overflow: hidden;
    flex-shrink: 0;
    align-self: start;
}
.case-stack-item .c-img img {
    width: 110px;
    height: 80px;
    object-fit: cover;
}
.case-stack-item .c-body {
    padding: 4px 0;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.case-stack-item .c-card-title {
    font-size: 16px;
    line-height: 1.45;
    margin-bottom: 6px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.case-stack-item .c-card-desc {
    font-size: 14px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 10px;
}

/* Pricing / plan */
.plan-section {
    background: #fff;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 90px 0;
}
.plan-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    margin-bottom: 28px;
}
.plan-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 34px 30px;
    position: relative;
    overflow: hidden;
}
.plan-card.highlight {
    border: 1px solid rgba(240,100,42,0.4);
    box-shadow: 0 8px 30px rgba(240,100,42,0.09);
}
.plan-name {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 10px;
}
.plan-tag {
    background: rgba(240,100,42,0.1);
    color: var(--primary);
    border-radius: 6px;
    padding: 2px 8px;
    font-size: 12px;
    font-weight: 600;
}
.plan-desc {
    color: var(--text-sub);
    font-size: 15px;
    margin-bottom: 24px;
    line-height: 1.6;
}
.plan-features {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 28px;
}
.plan-features li {
    display: flex;
    gap: 10px;
    font-size: 15px;
    color: var(--text-main);
    line-height: 1.5;
}
.plan-features li svg {
    color: var(--teal);
    flex-shrink: 0;
    margin-top: 4px;
}
.plan-cta .btn {
    width: 100%;
}
.plan-bottom-tip {
    text-align: center;
    background: var(--dark);
    color: rgba(255,255,255,0.7);
    padding: 22px 30px;
    border-radius: var(--radius-main);
    font-size: 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}
.plan-bottom-tip strong {
    color: #fff;
}

/* Cms list */
.cms-section {
    padding: 90px 0;
}
.cms-wrap {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 28px;
    align-items: start;
}
.cms-feature {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-main);
    overflow: hidden;
    transition: var(--transition);
}
.cms-feature:hover {
    box-shadow: var(--shadow-hover);
}
.cms-feature .cimg {
    aspect-ratio: 16 / 9;
    overflow: hidden;
    position: relative;
}
.cms-feature .cimg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.cms-feature .cimg .cat-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    background: rgba(23,33,38,0.8);
    color: #fff;
    font-size: 12px;
    padding: 5px 14px;
    border-radius: 999px;
    letter-spacing: 0.02em;
}
.cms-feature .c-body {
    padding: 26px 24px;
}
.cms-feature .c-title a {
    display: block;
    color: var(--dark);
    font-size: 21px;
    font-weight: 700;
    line-height: 1.5;
    margin-bottom: 12px;
}
.cms-feature .c-title a:hover {
    color: var(--primary);
}
.cms-detail {
    color: var(--text-sub);
    font-size: 15px;
    line-height: 1.75;
    margin-bottom: 18px;
}
.cms-info {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 16px;
    font-size: 13px;
    color: var(--text-weak);
}
.cms-info .sep {
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: var(--border);
    display: inline-block;
}
.cms-list {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius-main);
    padding: 8px 24px;
    box-shadow: var(--shadow-sm);
}
.cms-list-item {
    border-bottom: 1px solid var(--border);
    padding: 18px 0;
    display: flex;
    gap: 18px;
    align-items: flex-start;
}
.cms-list-item:last-child {
    border-bottom: none;
}
.cms-list-item .l-index {
    font-size: 24px;
    font-weight: 300;
    line-height: 1;
    color: #d1cdc7;
    padding-top: 2px;
    width: 30px;
    flex-shrink: 0;
}
.cms-list-item .l-body {
    flex: 1;
    min-width: 0;
}
.cms-list-item .l-title {
    display: block;
    font-weight: 600;
    color: var(--dark);
    font-size: 15px;
    line-height: 1.6;
    transition: var(--transition);
}
.cms-list-item .l-title:hover {
    color: var(--primary);
}
.cms-list-item .l-meta {
    margin-top: 6px;
    display: flex;
    gap: 10px;
    font-size: 12px;
    color: var(--text-weak);
    flex-wrap: wrap;
}
.data-empty {
    border: 1.5px dashed #c9c4bc;
    border-radius: var(--radius-main);
    padding: 44px 30px;
    text-align: center;
    color: var(--text-weak);
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    min-height: 120px;
}

/* FAQ */
.faq-section {
    padding: 90px 0;
    background: #fff;
    border-top: 1px solid var(--border);
}
.faq-wrap {
    max-width: 848px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0;
    border: 1px solid var(--border);
    border-radius: 18px;
    background: white;
    overflow: hidden;
}
.faq-item {
    border-bottom: 1px solid var(--border);
    transition: background 0.2s;
}
.faq-item:last-child {
    border-bottom: none;
}
.faq-q {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    cursor: pointer;
    padding: 24px 28px;
    background: none;
    text-align: left;
    width: 100%;
    color: var(--dark);
    font-size: 17px;
    font-weight: 600;
    transition: var(--transition);
}
.faq-q:hover {
    background: var(--bg-warm);
}
.faq-q .faq-icon {
    transition: transform 0.3s cubic-bezier(0.2,0.8,0.2,1);
    color: var(--text-weak);
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    position: relative;
}
.faq-icon span {
    position: absolute;
    background: var(--text-weak);
    transition: var(--transition);
    border-radius: 2px;
}
.faq-icon span:first-child {
    width: 10px;
    height: 2px;
    top: 9px;
    left: 5px;
}
.faq-icon span:last-child {
    width: 2px;
    height: 10px;
    top: 5px;
    left: 9px;
}
.faq-item[open] .faq-icon span:last-child {
    display: none;
}
.faq-item[open] .faq-q {
    color: var(--primary);
}
.faq-a {
    padding: 0 28px 24px;
    color: var(--text-sub);
    font-size: 15px;
    line-height: 1.8;
}

/* CTA band */
.cta-band {
    background: var(--dark);
    position: relative;
    overflow: hidden;
}
.cta-bg-img {
    position: absolute;
    inset: 0;
    background-image: url('/assets/images/backpic/back-3.webp');
    background-size: cover;
    background-position: center center;
    opacity: 0.18;
}
.cta-inner {
    position: relative;
    z-index: 2;
    padding: 70px 24px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
}
.cta-inner h2 {
    color: #fff;
    font-size: 32px;
    font-weight: 700;
}
.cta-inner p {
    color: rgba(255,255,255,0.68);
    max-width: 480px;
    font-size: 16px;
    line-height: 1.7;
}
.below-cta {
    margin-top: 22px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
}

/* Footer */
.site-footer {
    background: var(--dark);
    color: rgba(255,255,255,0.7);
    font-size: 14px;
}
.footer-top {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-start;
    padding: 50px 24px 34px;
    gap: 40px;
}
.footer-brand {
    max-width: 260px;
}
.footer-logo {
    font-size: 22px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.footer-logo span {
    color: var(--primary);
}
.footer-text {
    color: rgba(255,255,255,0.5);
    font-size: 14px;
    line-height: 1.8;
}
.footer-links-wrapper {
    display: flex;
    justify-content: flex-end;
    gap: 48px;
    flex-wrap: wrap;
}
.footer-col h4 {
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 16px;
    letter-spacing: 0.03em;
}
.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.footer-col a {
    color: rgba(255,255,255,0.56);
    font-size: 14px;
    line-height: 1.6;
    transition: var(--transition);
}
.footer-col a:hover {
    color: #fff;
    padding-left: 3px;
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 24px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    color: rgba(255,255,255,0.36);
    font-size: 13px;
    text-align: center;
    flex-wrap: wrap;
}

/* Responsive */
@media (max-width: 1199px) {
    .container, .header-inner,.hero-inner {
        padding-left: 20px;
        padding-right: 20px;
    }
    .hero-inner {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
    .hero h1 {
        font-size: 38px;
    }
}
@media (max-width: 991px) {
    .main-nav {
        display: none;
    }
    .nav-burger {
        display: block;
    }
    .search-wrap {
        display: none;
    }
    .hero-inner {
        grid-template-columns: 1fr;
        padding: 56px 20px 60px;
    }
    .hero-visual {
        display: none;
    }
    .feature-grid-wrap {
        flex-direction: column;
    }
    .side-panel {
        width: 100%;
    }
    .how-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .case-grid {
        grid-template-columns: 1fr;
    }
    .plan-grid, .cms-wrap {
        grid-template-columns: 1fr;
    }
    .footer-links-wrapper {
        justify-content: flex-start;
        gap: 30px;
    }
}
@media (max-width: 767px) {
    :root {
        --header-h: 64px;
    }
    .s-section, .case-section, .cms-section, .how-section, .plan-section, .faq-section {
        padding: 56px 0;
    }
    .logo-text {
        font-size: 20px;
    }
    .header-cta {
        display: none;
    }
    .hero h1 {
        font-size: 28px;
    }
    .hero-sub {
        font-size: 16px;
    }
    .hero-inner {
        padding: 40px 16px 44px;
    }
    .section-head {
        flex-direction: column;
        gap: 12px;
        margin-bottom: 24px;
    }
    .section-desc {
        font-size: 15px;
    }
    .feature-grid {
        grid-template-columns: 1fr;
    }
    .feature-card {
        padding: 24px;
    }
    .trust-inner {
        gap: 14px 20px;
    }
    .how-grid {
        gap: 26px;
        margin-top: 20px;
    }
    .how-media img {
        aspect-ratio: 4 / 3.2;
    }
    .c-card-title {
        font-size: 18px;
    }
    .case-stack-item .c-img {
        width: 88px;
    }
    .case-stack-item .c-img img {
        width: 88px;
        height: 68px;
    }
    .plan-card {
        padding: 26px 22px;
    }
    .plan-bottom-tip {
        flex-direction: column;
        align-items: flex-start;
    }
    .cta-inner {
        padding: 48px 20px;
    }
    .cta-inner h2 {
        font-size: 24px;
    }
    .footer-top {
        padding: 40px 20px 28px;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 4px;
    }
}
@media (max-width: 520px) {
    .container, .header-inner {
        padding-left: 16px;
        padding-right: 16px;
    }
    .trust-inner {
        flex-direction: column;
        align-items: flex-start;
    }
    .hero-ctas {
        flex-direction: row;
        flex-wrap: wrap;
    }
    .hero-ctas .btn {
        width: auto;
        padding: 12px 18px;
    }
    .cms-list-item .l-index {
        display: none;
    }
    .plan-grid {
        grid-template-columns: 1fr;
    }
    .footer-links-wrapper {
        width: 100%;
    }
    .footer-brand {
        max-width: 100%;
    }
}

/* roulang page: category1 */
:root {
            --primary: #f0642a;
            --primary-dark: #cf4e15;
            --primary-soft: #fff0e8;
            --accent: #12b5a5;
            --accent-soft: #e6f7f5;
            --dark: #151d23;
            --dark-2: #1e2a31;
            --bg: #faf7f4;
            --card: #ffffff;
            --ink: #1e1e1e;
            --muted: #5d656b;
            --weak: #8b8f94;
            --line: #eae4de;
            --line-strong: #ded6ce;
            --radius-xl: 24px;
            --radius-lg: 18px;
            --radius-sm: 12px;
            --shadow-sm: 0 2px 8px rgba(30, 30, 30, 0.05);
            --shadow-md: 0 12px 32px rgba(30, 30, 30, 0.08);
            --max-width: 1200px;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "HarmonyOS Sans SC", "Noto Sans CJK SC", "Segoe UI", sans-serif;
            background: var(--bg);
            color: var(--ink);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            text-rendering: optimizeLegibility;
        }

        img {
            max-width: 100%;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        button,
        input {
            font: inherit;
            border: none;
            background: none;
            color: inherit;
        }

        ul,
        ol {
            list-style: none;
        }

        ::selection {
            background: rgba(240, 100, 42, 0.18);
            color: #111;
        }

        .container {
            width: min(1200px, calc(100% - 48px));
            margin: 0 auto;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 46px;
            padding: 0 22px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            line-height: 1;
            cursor: pointer;
            transition: background 0.2s, color 0.2s, border-color 0.2s, box-shadow 0.2s, transform 0.2s;
            text-decoration: none;
            white-space: nowrap;
            border: 1px solid transparent;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 6px 18px rgba(240, 100, 42, 0.22);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            box-shadow: 0 10px 26px rgba(215, 82, 23, 0.26);
            transform: translateY(-1px);
        }

        .btn-dark {
            background: var(--dark);
            color: #fff;
        }

        .btn-dark:hover {
            background: #0b1115;
            transform: translateY(-1px);
        }

        .btn-outline {
            background: #fff;
            border-color: var(--line-strong);
            color: var(--ink);
        }

        .btn-outline:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: var(--primary-soft);
        }

        .btn-sm {
            height: 40px;
            padding: 0 18px;
            font-size: 14px;
        }

        .btn:focus-visible,
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        summary:focus-visible {
            outline: 3px solid rgba(240, 100, 42, 0.32);
            outline-offset: 3px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.96);
            border-bottom: 1px solid transparent;
            transition: box-shadow 0.25s ease, border-color 0.25s ease;
        }

        .site-header.scrolled {
            border-color: var(--line);
            box-shadow: 0 6px 24px rgba(21, 29, 35, 0.07);
        }

        .header-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            height: 72px;
            padding: 0 24px;
            display: flex;
            align-items: center;
            gap: 28px;
        }

        .logo-text {
            display: inline-flex;
            align-items: baseline;
            gap: 1px;
            font-size: 21px;
            font-weight: 800;
            letter-spacing: 0.02em;
            color: var(--dark);
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--primary);
            font-weight: 800;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            margin-left: 8px;
        }

        .main-nav .nav-link {
            position: relative;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 40px;
            padding: 0 12px;
            color: var(--muted);
            font-size: 15px;
            font-weight: 500;
            border-radius: 10px;
            transition: color 0.2s, background 0.2s;
            white-space: nowrap;
        }

        .main-nav .nav-link:hover {
            color: var(--ink);
            background: #f6f2ee;
        }

        .main-nav .nav-link.active {
            color: var(--primary);
            font-weight: 700;
        }

        .main-nav .nav-link.active::after {
            content: "";
            position: absolute;
            left: 12px;
            right: 12px;
            bottom: 2px;
            height: 3px;
            border-radius: 4px;
            background: var(--primary);
        }

        .header-actions {
            margin-left: auto;
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .search-wrap {
            width: 230px;
        }

        .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            height: 38px;
            padding: 0 10px 0 12px;
            background: #f5f2ee;
            border: 1px solid var(--line);
            border-radius: 999px;
            color: var(--weak);
            transition: border-color 0.2s, box-shadow 0.2s;
        }

        .search-box:focus-within {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 4px rgba(240, 100, 42, 0.09);
        }

        .search-box svg {
            flex: none;
        }

        .search-box input {
            flex: 1;
            min-width: 0;
            border: none;
            background: transparent;
            outline: none;
            font-size: 13px;
            color: var(--ink);
        }

        .search-box input::placeholder {
            color: var(--weak);
        }

        .kbd-hint {
            flex: none;
            font-size: 11px;
            line-height: 20px;
            padding: 0 7px;
            border: 1px solid var(--line-strong);
            background: #fff;
            border-radius: 6px;
            color: var(--weak);
            box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
        }

        .header-cta {
            flex: none;
        }

        .nav-burger {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--line);
            border-radius: 10px;
            background: #fff;
            color: var(--dark);
            cursor: pointer;
            transition: background 0.2s, box-shadow 0.2s;
        }

        .nav-burger:hover {
            background: #f8f5f2;
        }

        .category-lead {
            background: linear-gradient(180deg, #fff7f1 0%, rgba(255, 247, 241, 0.4) 74%, transparent 100%);
            border-top: 1px solid rgba(240, 100, 42, 0.08);
            padding: 64px 0 38px;
            overflow: hidden;
        }

        .crumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 7px;
            font-size: 13px;
            color: var(--weak);
            margin-bottom: 30px;
        }

        .crumb a {
            transition: color 0.2s;
        }

        .crumb a:hover {
            color: var(--primary);
        }

        .crumb span {
            color: var(--ink);
        }

        .category-lead-grid {
            display: grid;
            grid-template-columns: 1.08fr 0.92fr;
            gap: 60px;
            align-items: center;
        }

        .lead-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 12px;
            border: 1px solid rgba(240, 100, 42, 0.2);
            background: rgba(240, 100, 42, 0.08);
            color: var(--primary);
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            line-height: 1.2;
            margin-bottom: 18px;
        }

        .lead-tag::before {
            content: "";
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--primary);
        }

        .page-title {
            font-size: clamp(34px, 4.2vw, 48px);
            line-height: 1.24;
            letter-spacing: -0.02em;
            color: var(--dark);
            font-weight: 800;
            margin-bottom: 16px;
        }

        .page-title .hl {
            color: var(--primary);
        }

        .lead-desc {
            font-size: 16px;
            line-height: 1.9;
            color: var(--muted);
            max-width: 560px;
            margin-bottom: 26px;
        }

        .lead-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 24px;
        }

        .lead-keywords {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .lead-keywords li {
            font-size: 13px;
            color: var(--weak);
            background: rgba(255, 255, 255, 0.7);
            border: 1px solid var(--line);
            padding: 4px 10px;
            border-radius: 8px;
        }

        .check-card {
            background: linear-gradient(145deg, #1c282f, #10181e);
            border-radius: var(--radius-xl);
            padding: 30px 28px;
            color: #fff;
            box-shadow: 0 18px 42px rgba(16, 24, 30, 0.18);
            position: relative;
            overflow: hidden;
        }

        .check-card::after {
            content: "";
            position: absolute;
            right: -32px;
            top: -40px;
            width: 160px;
            height: 160px;
            background: radial-gradient(circle, rgba(240, 100, 42, 0.3), transparent 68%);
            pointer-events: none;
        }

        .check-card-title {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 22px;
        }

        .check-card-title svg {
            color: var(--primary);
        }

        .check-list {
            display: grid;
            gap: 15px;
        }

        .check-list li {
            display: flex;
            gap: 12px;
            color: rgba(255, 255, 255, 0.82);
            font-size: 14px;
            line-height: 1.75;
        }

        .check-list li .num {
            flex: none;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(240, 100, 42, 0.95);
            color: #fff;
            border-radius: 50%;
            font-size: 12px;
            font-weight: 700;
            margin-top: 2px;
        }

        .check-card-note {
            margin-top: 20px;
            padding-top: 16px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            font-size: 12px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.58);
        }

        .section-block {
            padding: 96px 0 82px;
        }

        .section-head {
            margin-bottom: 40px;
            display: flex;
            flex-wrap: wrap;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
        }

        .section-title {
            position: relative;
            font-size: clamp(26px, 2.8vw, 33px);
            line-height: 1.35;
            font-weight: 800;
            letter-spacing: -0.015em;
            color: var(--dark);
            padding-left: 16px;
        }

        .section-title::before {
            content: "";
            position: absolute;
            left: 0;
            top: 6px;
            bottom: 6px;
            width: 5px;
            border-radius: 6px;
            background: var(--primary);
        }

        .section-sub {
            font-size: 15px;
            color: var(--muted);
            line-height: 1.85;
            max-width: 640px;
            margin-top: 14px;
        }

        .scene-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .scene-card {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            padding: 24px 22px;
            box-shadow: var(--shadow-sm);
            transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
            position: relative;
        }

        .scene-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-md);
            border-color: rgba(240, 100, 42, 0.3);
        }

        .scene-card .scene-no {
            font-size: 12px;
            font-weight: 700;
            color: var(--primary);
            background: var(--primary-soft);
            display: inline-flex;
            padding: 4px 9px;
            border-radius: 999px;
            margin-bottom: 18px;
        }

        .scene-card h3 {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 10px;
            color: var(--dark);
        }

        .scene-card p {
            font-size: 14px;
            line-height: 1.8;
            color: var(--muted);
        }

        .guide-layout {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 280px;
            gap: 32px;
            align-items: start;
        }

        .flow-stack {
            display: grid;
            gap: 22px;
        }

        .flow-card {
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-sm);
            display: grid;
            grid-template-columns: 64px 1fr;
            gap: 20px;
            transition: box-shadow 0.25s, border-color 0.25s;
            position: relative;
        }

        .flow-card:hover {
            border-color: rgba(240, 100, 42, 0.24);
            box-shadow: var(--shadow-md);
        }

        .flow-num {
            width: 54px;
            height: 54px;
            border-radius: 18px;
            background: linear-gradient(145deg, #1d2a31, #131b21);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 800;
            letter-spacing: -0.02em;
            box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
            position: relative;
        }

        .flow-num::after {
            content: "";
            position: absolute;
            right: 8px;
            top: 8px;
            width: 7px;
            height: 7px;
            background: var(--primary);
            border-radius: 50%;
            opacity: 0.9;
        }

        .flow-body {
            min-width: 0;
        }

        .flow-top {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
            margin-bottom: 10px;
        }

        .flow-top h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--dark);
            line-height: 1.4;
        }

        .tag {
            display: inline-flex;
            align-items: center;
            height: 24px;
            padding: 0 9px;
            border-radius: 6px;
            font-size: 12px;
            font-weight: 600;
            background: var(--primary-soft);
            color: var(--primary-dark);
            line-height: 1;
            white-space: nowrap;
        }

        .tag.teal {
            background: var(--accent-soft);
            color: #018e82;
        }

        .flow-body p {
            font-size: 14px;
            line-height: 1.85;
            color: var(--muted);
        }

        .flow-notes {
            margin-top: 12px;
            border-top: 1px dashed var(--line-strong);
            padding-top: 12px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px 20px;
            font-size: 13px;
            color: var(--weak);
        }

        .flow-notes a {
            color: var(--primary);
            font-weight: 600;
        }

        .flow-notes a:hover {
            text-decoration: underline;
        }

        .route-aside {
            position: sticky;
            top: 100px;
            background: var(--card);
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            padding: 24px 20px 20px;
            box-shadow: var(--shadow-sm);
            display: grid;
            gap: 20px;
        }

        .route-aside .aside-panel-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--dark);
            display: flex;
            align-items: center;
            gap: 9px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--line);
        }

        .route-aside .aside-panel-title svg {
            color: var(--primary);
        }

        .aside-anchor-list {
            display: grid;
            gap: 4px;
        }

        .aside-anchor-list a {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 8px 9px;
            border-radius: 10px;
            font-size: 13px;
            color: var(--muted);
            transition: background 0.2s, color 0.2s, padding-left 0.2s;
            line-height: 1.5;
        }

        .aside-anchor-list a::before {
            content: "";
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--line-strong);
            flex: none;
        }

        .aside-anchor-list a:hover {
            color: var(--primary);
            background: var(--primary-soft);
            padding-left: 12px;
        }

        .aside-anchor-list a:hover::before {
            background: var(--primary);
        }

        .aside-tip {
            background: #f8f4f0;
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            padding: 13px 14px;
            font-size: 13px;
            color: var(--muted);
            line-height: 1.8;
        }

        .aside-tip strong {
            color: var(--dark);
        }

        .aside-bottom .btn {
            width: 100%;
        }

        .safe-split {
            background: var(--dark);
            border-radius: var(--radius-xl);
            overflow: hidden;
            display: grid;
            grid-template-columns: 0.85fr 1.15fr;
            box-shadow: 0 20px 50px rgba(16, 24, 30, 0.16);
            color: #fff;
        }

        .safe-media {
            min-height: 340px;
            overflow: hidden;
            position: relative;
        }

        .safe-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            inset: 0;
        }

        .safe-media::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(21, 29, 35, 0.45), transparent 45%);
        }

        .safe-content {
            padding: 42px 44px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: flex-start;
            gap: 20px;
        }

        .safe-content .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: #ffb496;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.02em;
            text-transform: uppercase;
        }

        .safe-content h2 {
            font-size: 26px;
            line-height: 1.45;
            letter-spacing: -0.01em;
            color: #fff;
            font-weight: 800;
        }

        .safe-content h2 span {
            color: #ff8a56;
        }

        .safe-content p {
            color: rgba(255, 255, 255, 0.76);
            font-size: 14px;
            line-height: 1.85;
        }

        .safe-list {
            width: 100%;
            display: grid;
            gap: 12px;
        }

        .safe-list li {
            display: flex;
            gap: 12px;
            align-items: flex-start;
            color: rgba(255, 255, 255, 0.88);
            font-size: 14px;
            line-height: 1.7;
        }

        .safe-list li svg {
            color: var(--primary);
            flex: none;
            margin-top: 4px;
        }

        .faq-section {
            background: var(--card);
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
            padding: 92px 0;
        }

        .faq-layout {
            max-width: 900px;
            margin: 0 auto;
            display: grid;
            gap: 14px;
        }

        .faq-item {
            border: 1px solid var(--line);
            border-radius: 16px;
            background: #fff;
            overflow: hidden;
            transition: border-color 0.2s, box-shadow 0.2s;
        }

        .faq-item[open] {
            border-color: rgba(240, 100, 42, 0.3);
            box-shadow: 0 6px 18px rgba(30, 30, 30, 0.05);
        }

        .faq-item summary {
            list-style: none;
            cursor: pointer;
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            font-size: 16px;
            font-weight: 600;
            color: var(--dark);
            transition: color 0.2s;
            user-select: none;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary:hover {
            color: var(--primary);
        }

        .faq-item summary .icon {
            position: relative;
            width: 24px;
            height: 24px;
            flex: none;
            border-radius: 50%;
            background: var(--primary-soft);
            transition: transform 0.28s, background 0.28s;
        }

        .faq-item summary .icon::before,
        .faq-item summary .icon::after {
            content: "";
            position: absolute;
            left: 50%;
            top: 50%;
            width: 9px;
            height: 1.6px;
            background: var(--primary);
            border-radius: 2px;
            transform: translate(-50%, -50%);
        }

        .faq-item summary .icon::after {
            transform: translate(-50%, -50%) rotate(90deg);
            transition: transform 0.28s;
        }

        .faq-item[open] summary .icon {
            background: var(--primary);
        }

        .faq-item[open] summary .icon::before,
        .faq-item[open] summary .icon::after {
            background: #fff;
        }

        .faq-item[open] summary .icon::after {
            transform: translate(-50%, -50%) rotate(0deg);
        }

        .faq-answer {
            padding: 0 24px 22px;
            border-top: 1px dashed var(--line);
            margin: 0 20px 0 20px;
            padding-left: 0;
            padding-right: 0;
        }

        .faq-answer p {
            padding-top: 16px;
            font-size: 14px;
            line-height: 1.95;
            color: var(--muted);
        }

        .cta-band {
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            padding: 88px 0;
            color: #fff;
        }

        .cta-band::before {
            content: "";
            position: absolute;
            inset: 0;
            background: rgba(13, 20, 26, 0.82);
        }

        .cta-inner {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 30px;
            align-items: center;
        }

        .cta-inner .cta-text h2 {
            font-size: 30px;
            line-height: 1.45;
            font-weight: 800;
            margin-bottom: 12px;
        }

        .cta-inner .cta-text h2 span {
            color: #ff8a56;
        }

        .cta-inner .cta-text p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 15px;
            line-height: 1.9;
            max-width: 620px;
        }

        .cta-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: flex-end;
        }

        .site-footer {
            background: #141b20;
            color: #fff;
            padding-top: 64px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1.15fr 2fr;
            gap: 50px;
            padding-bottom: 40px;
        }

        .footer-brand .footer-logo {
            display: flex;
            align-items: baseline;
            gap: 2px;
            font-size: 24px;
            font-weight: 800;
            letter-spacing: 0.02em;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-brand .footer-logo span {
            color: var(--primary);
        }

        .footer-text {
            font-size: 13px;
            line-height: 2;
            color: rgba(255, 255, 255, 0.58);
            max-width: 340px;
        }

        .footer-links-wrapper {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            display: grid;
            gap: 10px;
        }

        .footer-col a {
            display: inline-flex;
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
            line-height: 1.7;
            transition: color 0.2s, transform 0.2s;
        }

        .footer-col a:hover {
            color: #fff;
            transform: translateX(2px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 22px 0;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.4);
        }

        @media (max-width: 1180px) {
            .search-wrap {
                width: 185px;
            }

            .header-inner {
                gap: 16px;
            }

            .main-nav .nav-link {
                padding: 0 8px;
            }

            .scene-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 992px) {
            .site-header {
                background: rgba(255, 255, 255, 1);
            }

            .header-inner {
                height: 68px;
                gap: 10px;
            }

            .main-nav {
                position: fixed;
                top: 68px;
                right: 0;
                width: min(330px, 100vw);
                background: #fff;
                box-shadow: -14px 22px 48px rgba(21, 29, 35, 0.16);
                border-left: 1px solid var(--line);
                border-bottom: 1px solid var(--line);
                padding: 18px 16px;
                margin-left: 0;
                transform: translateX(105%);
                transition: transform 0.25s ease;
                display: flex;
                flex-direction: column;
                align-items: stretch;
                gap: 6px;
                border-radius: 0 0 0 20px;
                max-height: calc(100vh - 68px);
                overflow: auto;
            }

            .main-nav.open {
                transform: translateX(0);
            }

            .main-nav .nav-link {
                justify-content: flex-start;
                width: 100%;
                height: 46px;
                padding: 0 14px;
            }

            .main-nav .nav-link.active::after {
                left: auto;
                right: auto;
                width: 3px;
                height: 20px;
                bottom: auto;
                top: 50%;
                transform: translateY(-50%);
            }

            .main-nav .nav-link.active {
                background: var(--primary-soft);
            }

            .nav-burger {
                display: inline-flex;
            }

            .search-wrap {
                display: none;
            }

            .category-lead {
                padding-top: 48px;
            }

            .category-lead-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .lead-desc {
                max-width: 640px;
            }

            .safe-split {
                grid-template-columns: 1fr;
            }

            .safe-media {
                min-height: 220px;
            }

            .safe-media img {
                position: relative;
                height: 260px;
            }

            .safe-media::after {
                opacity: 0;
            }

            .cta-inner {
                grid-template-columns: 1fr;
            }

            .cta-actions {
                justify-content: flex-start;
            }

            .footer-top {
                grid-template-columns: 1fr;
                gap: 40px;
            }
        }

        @media (max-width: 860px) {
            .guide-layout {
                grid-template-columns: 1fr;
            }

            .route-aside {
                position: static;
                order: -1;
                grid-template-columns: 1fr 1fr;
                gap: 18px;
            }

            .route-aside .aside-anchor-list {
                grid-template-columns: 1fr 1fr;
            }

            .aside-bottom,
            .aside-tip {
                grid-column: span 2;
            }

            .footer-links-wrapper {
                grid-template-columns: repeat(2, 1fr);
                row-gap: 28px;
            }
        }

        @media (max-width: 640px) {
            .container {
                width: min(100% - 32px, 1200px);
            }

            .header-inner {
                padding: 0 16px;
            }

            .logo-text {
                font-size: 19px;
            }

            .logo-text span {
                font-size: 19px;
            }

            .header-cta {
                padding: 0 14px;
                height: 38px;
                font-size: 13px;
            }

            .category-lead {
                padding-bottom: 28px;
            }

            .page-title {
                font-size: 34px;
                letter-spacing: -0.03em;
            }

            .lead-desc {
                font-size: 15px;
            }

            .check-card {
                padding: 24px 20px;
            }

            .section-block {
                padding: 64px 0 56px;
            }

            .section-head {
                margin-bottom: 28px;
            }

            .section-title {
                font-size: 25px;
                padding-left: 13px;
            }

            .scene-grid {
                grid-template-columns: 1fr;
            }

            .flow-card {
                grid-template-columns: 1fr;
                padding: 22px 20px;
                gap: 14px;
            }

            .flow-num {
                width: 46px;
                height: 46px;
                border-radius: 14px;
            }

            .safe-content {
                padding: 28px 20px;
            }

            .safe-content h2 {
                font-size: 24px;
            }

            .faq-section {
                padding: 64px 0 58px;
            }

            .faq-item summary {
                padding: 17px 16px 16px;
                font-size: 15px;
            }

            .faq-answer p {
                font-size: 14px;
            }

            .cta-band {
                padding: 56px 0;
            }

            .cta-inner .cta-text h2 {
                font-size: 25px;
            }

            .cta-actions .btn {
                width: 100%;
            }

            .footer-top {
                gap: 30px;
            }

            .footer-links-wrapper {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                line-height: 1.8;
                gap: 4px;
            }
        }

        @media (max-width: 420px) {
            .header-cta {
                display: none;
            }

            .route-aside {
                grid-template-columns: 1fr;
            }

            .route-aside .aside-anchor-list {
                grid-template-columns: 1fr;
            }

            .aside-bottom,
            .aside-tip {
                grid-column: span 1;
            }

            .footer-links-wrapper {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: article */
:root {
            --brand: #F0642A;
            --brand-dark: #D94A16;
            --brand-soft: #FDE9DF;
            --teal: #12B5A5;
            --ink: #172126;
            --ink-light: #46545C;
            --text: #26211D;
            --muted: #5F5348;
            --faint: #998D82;
            --bg: #F5F0E9;
            --bg-deep: #222B2E;
            --line: #E8E0D6;
            --white: #FFFFFF;
            --radius-xl: 24px;
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-pill: 999px;
            --shadow-sm: 0 2px 8px rgba(31, 25, 18, 0.05);
            --shadow-lg: 0 18px 42px rgba(31, 25, 18, 0.09);
            --container: 1260px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans CJK SC", "Source Han Sans SC", system-ui, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

        body::before {
            content: "";
            position: fixed;
            inset: 0;
            pointer-events: none;
            z-index: -1;
            background-image: radial-gradient(rgba(240, 100, 42, 0.04) 1px, transparent 1px);
            background-size: 24px 24px;
        }

        img {
            max-width: 100%;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        button,
        input {
            font-family: inherit;
        }

        button {
            cursor: pointer;
            border: 0;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

        :focus-visible {
            outline: 3px solid rgba(18, 181, 165, 0.45);
            outline-offset: 2px;
            border-radius: 8px;
        }

        .container {
            width: 100%;
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: var(--radius-pill);
            font-weight: 700;
            font-size: 15px;
            line-height: 1;
            padding: 0 22px;
            height: 46px;
            transition: background 0.24s ease, color 0.24s ease, border-color 0.24s ease, box-shadow 0.24s ease, transform 0.24s ease;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--brand);
            color: #FFFFFF;
            box-shadow: 0 10px 24px rgba(240, 100, 42, 0.22);
        }

        .btn-primary:hover {
            background: var(--brand-dark);
            transform: translateY(-2px);
            box-shadow: 0 14px 28px rgba(240, 100, 42, 0.26);
        }

        .btn-secondary {
            background: var(--white);
            color: var(--ink);
            border: 1px solid var(--line);
        }

        .btn-secondary:hover {
            border-color: var(--brand);
            color: var(--brand);
            transform: translateY(-2px);
        }

        .btn-sm {
            height: 38px;
            padding: 0 16px;
            font-size: 14px;
        }

        .btn-lg {
            height: 52px;
            padding: 0 32px;
            font-size: 16px;
        }

        /* ========== Header / Nav ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 253, 249, 0.96);
            border-bottom: 1px solid rgba(232, 224, 214, 0.9);
            box-shadow: 0 1px 0 rgba(23, 33, 38, 0.02);
        }

        .header-inner {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 24px;
            height: 76px;
            display: flex;
            align-items: center;
            gap: 20px;
        }

        .logo-text {
            display: inline-flex;
            align-items: center;
            font-size: 23px;
            font-weight: 900;
            letter-spacing: -0.02em;
            color: var(--ink);
            position: relative;
            flex-shrink: 0;
        }

        .logo-text span {
            color: var(--brand);
            margin-left: 1px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 32px;
            flex: 1;
            justify-content: center;
        }

        .main-nav .nav-link {
            position: relative;
            display: inline-flex;
            align-items: center;
            font-size: 15px;
            font-weight: 500;
            color: var(--muted);
            padding: 8px 2px;
            transition: color 0.2s ease;
        }

        .main-nav .nav-link:hover {
            color: var(--brand);
        }

        .main-nav .nav-link.active {
            color: var(--ink);
            font-weight: 700;
        }

        .main-nav .nav-link.active::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 3px;
            border-radius: var(--radius-pill);
            background: var(--brand);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .search-wrap {
            width: 226px;
        }

        .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            height: 38px;
            padding: 0 8px 0 12px;
            background: var(--white);
            border: 1px solid var(--line);
            border-radius: var(--radius-pill);
            color: var(--faint);
            transition: border-color 0.22s ease, box-shadow 0.22s ease;
        }

        .search-box:focus-within {
            border-color: rgba(240, 100, 42, 0.7);
            box-shadow: 0 0 0 4px rgba(240, 100, 42, 0.1);
        }

        .search-box input {
            width: 100%;
            border: 0;
            background: transparent;
            outline: none;
            font-size: 13px;
            color: var(--text);
        }

        .search-box input::placeholder {
            color: var(--faint);
        }

        .kbd-hint {
            font-size: 11px;
            color: var(--faint);
            border: 1px solid var(--line);
            border-radius: 6px;
            padding: 1px 6px;
            line-height: 18px;
            background: var(--bg);
            white-space: nowrap;
        }

        .header-cta {
            flex-shrink: 0;
        }

        .nav-burger {
            display: none;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-md);
            color: var(--ink);
            border: 1px solid var(--line);
            background: var(--white);
        }

        /* ========== Article / Post ========== */
        .post-main {
            padding: 0 0 72px;
        }

        .article-shell {
            max-width: 900px;
            margin: 0 auto;
            padding: 56px 0 0;
        }

        .article-top {
            margin-bottom: 32px;
        }

        .post-breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 13px;
            color: var(--faint);
            margin-bottom: 30px;
        }

        .post-breadcrumb a {
            transition: color 0.2s ease;
        }

        .post-breadcrumb a:hover {
            color: var(--brand);
        }

        .post-breadcrumb .crumb-sep {
            color: #C7BCAF;
        }

        .post-breadcrumb .crumb-current {
            color: var(--muted);
            max-width: 220px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .post-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 16px;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.04em;
            color: var(--brand);
            background: var(--brand-soft);
            border: 1px solid rgba(240, 100, 42, 0.12);
            border-radius: var(--radius-pill);
            padding: 6px 14px;
        }

        .post-eyebrow svg {
            width: 15px;
            height: 15px;
        }

        .post-title {
            font-size: 40px;
            line-height: 1.34;
            font-weight: 900;
            letter-spacing: -0.02em;
            color: var(--ink);
            margin: 0 0 22px;
        }

        .post-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding-bottom: 28px;
            border-bottom: 1px solid var(--line);
        }

        .post-meta .tag-dot {
            width: 5px;
            height: 5px;
            border-radius: 50%;
            background: #CBBFB2;
        }

        .post-meta .meta-date {
            font-size: 14px;
            color: var(--faint);
        }

        .post-category-pill {
            font-size: 13px;
            color: var(--ink-light);
            background: #F0ECE5;
            border: 1px solid #E3DCD2;
            padding: 3px 12px;
            border-radius: var(--radius-pill);
            font-weight: 600;
        }

        .post-card {
            background: var(--white);
            border: 1px solid var(--line);
            border-radius: var(--radius-xl);
            padding: 40px 48px 48px;
            box-shadow: var(--shadow-sm);
        }

        .rich-content {
            font-size: 17px;
            line-height: 2;
            color: #2C2723;
            word-break: break-word;
        }

        .rich-content > * + * {
            margin-top: 1em;
        }

        .rich-content h2 {
            font-size: 25px;
            font-weight: 800;
            line-height: 1.4;
            color: var(--ink);
            margin: 52px 0 18px;
            padding-left: 16px;
            border-left: 4px solid var(--brand);
        }

        .rich-content h3 {
            font-size: 20px;
            font-weight: 800;
            color: var(--ink);
            margin: 40px 0 14px;
        }

        .rich-content h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--ink);
            margin: 28px 0 10px;
        }

        .rich-content p {
            margin: 0 0 24px;
        }

        .rich-content a {
            color: var(--brand);
            font-weight: 600;
            text-decoration: underline;
            text-decoration-color: rgba(240, 100, 42, 0.35);
            text-underline-offset: 3px;
            transition: color 0.2s ease, text-decoration-color 0.2s ease;
        }

        .rich-content a:hover {
            color: var(--brand-dark);
            text-decoration-color: var(--brand);
        }

        .rich-content ul {
            margin: 24px 0;
            padding-left: 0;
        }

        .rich-content ul li {
            position: relative;
            padding-left: 26px;
            margin-bottom: 12px;
        }

        .rich-content ul li::before {
            content: "";
            position: absolute;
            left: 4px;
            top: 0.82em;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--brand);
            box-shadow: 0 0 0 3px rgba(240, 100, 42, 0.12);
        }

        .rich-content ol {
            margin: 24px 0;
            padding-left: 24px;
            counter-reset: item;
        }

        .rich-content ol li {
            position: relative;
            padding-left: 8px;
            margin-bottom: 12px;
            counter-increment: item;
        }

        .rich-content ol li::marker {
            color: var(--brand);
            font-weight: 700;
        }

        .rich-content blockquote {
            font-size: 16px;
            font-style: normal;
            line-height: 1.9;
            color: var(--muted);
            background: #FBF7F1;
            border-left: 4px solid var(--teal);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            padding: 18px 24px;
            margin: 32px 0;
        }

        .rich-content blockquote p {
            margin: 0;
        }

        .rich-content img {
            border-radius: var(--radius-lg);
            margin: 32px 0;
            border: 1px solid var(--line);
        }

        .rich-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 32px 0;
            font-size: 15px;
            border-radius: var(--radius-md);
            overflow: hidden;
        }

        .rich-content th,
        .rich-content td {
            border: 1px solid var(--line);
            padding: 12px 14px;
            text-align: left;
        }

        .rich-content th {
            background: #F6F1EA;
            font-weight: 700;
        }

        .rich-content hr {
            border: 0;
            border-top: 1px solid var(--line);
            margin: 40px 0;
        }

        .rich-content code {
            font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
            font-size: 0.9em;
            background: #F5EFE8;
            padding: 2px 7px;
            border-radius: 6px;
            color: var(--brand-dark);
        }

        .post-end-note {
            margin-top: 48px;
            padding-top: 28px;
            border-top: 1px dashed var(--line);
            font-size: 14px;
            color: var(--faint);
            line-height: 1.9;
        }

        .post-end-note strong {
            color: var(--muted);
        }

        .post-return {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-top: 22px;
            font-size: 14px;
            font-weight: 700;
            color: var(--brand);
            transition: color 0.2s ease;
        }

        .post-return:hover {
            color: var(--brand-dark);
        }

        /* ========== Empty State ========== */
        .article-empty {
            max-width: 900px;
            margin: 74px auto 0;
            border: 2px dashed #D8CFC4;
            border-radius: var(--radius-xl);
            background: #FFFCF8;
            padding: 64px 32px;
            text-align: center;
        }

        .article-empty .empty-icon {
            width: 64px;
            height: 64px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 18px;
            border-radius: 22px;
            background: var(--brand-soft);
            color: var(--brand);
        }

        .article-empty h1 {
            font-size: 30px;
            color: var(--ink);
            margin-bottom: 10px;
        }

        .article-empty p {
            color: var(--faint);
            margin-bottom: 26px;
            font-size: 15px;
        }

        /* ========== Related News ========== */
        .related-section {
            margin-top: 56px;
        }

        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 28px;
        }

        .section-head .title-kicker {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            font-weight: 800;
            letter-spacing: 0.05em;
            color: var(--brand);
            margin-bottom: 8px;
            text-transform: uppercase;
        }

        .section-head .title-kicker::before {
            content: "";
            width: 6px;
            height: 22px;
            border-radius: var(--radius-pill);
            background: var(--brand);
        }

        .section-head h2 {
            font-size: 28px;
            font-weight: 900;
            color: var(--ink);
            letter-spacing: -0.02em;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(4, minmax(0, 1fr));
            gap: 20px;
        }

        .related-card {
            display: flex;
            flex-direction: column;
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            background: var(--white);
            overflow: hidden;
            transition: transform 0.26s ease, box-shadow 0.26s ease, border-color 0.26s ease;
        }

        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(240, 100, 42, 0.22);
        }

        .related-thumb {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: #E9E2D9;
            position: relative;
        }

        .related-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .related-card:hover .related-thumb img {
            transform: scale(1.05);
        }

        .related-body {
            display: flex;
            flex: 1;
            flex-direction: column;
            padding: 18px 20px 20px;
        }

        .related-body h3 {
            font-size: 16px;
            line-height: 1.55;
            font-weight: 700;
            color: var(--ink);
            margin-bottom: 8px;
        }

        .related-body p {
            flex: 1;
            font-size: 13px;
            line-height: 1.8;
            color: var(--faint);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }

        .related-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: var(--faint);
        }

        .related-meta .tag {
            background: #F4EEE7;
            color: var(--muted);
            border-radius: var(--radius-pill);
            padding: 2px 10px;
            font-weight: 600;
        }

        /* ========== FAQ ========== */
        .single-faq {
            margin-top: 68px;
        }

        .faq-list {
            border: 1px solid var(--line);
            border-radius: var(--radius-xl);
            background: var(--white);
            overflow: hidden;
            margin-top: 24px;
        }

        .faq-item {
            border-bottom: 1px solid var(--line);
        }

        .faq-item:last-child {
            border-bottom: 0;
        }

        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 22px 28px;
            font-size: 16px;
            font-weight: 700;
            color: var(--ink);
            cursor: pointer;
            list-style: none;
            transition: background 0.2s ease, color 0.2s ease;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary:hover {
            background: #FFF8F3;
            color: var(--brand);
        }

        .faq-item .arrow {
            width: 14px;
            height: 14px;
            flex-shrink: 0;
            color: var(--faint);
            transition: transform 0.25s ease;
        }

        .faq-item[open] .arrow {
            transform: rotate(45deg);
            color: var(--brand);
        }

        .faq-item .answer {
            padding: 0 28px 24px;
            color: var(--muted);
            font-size: 15px;
            line-height: 1.9;
        }

        /* ========== Post CTA ========== */
        .post-cta {
            position: relative;
            margin-top: 60px;
            overflow: hidden;
            border-radius: var(--radius-xl);
            background-color: #142024;
            background-image: url("/assets/images/backpic/back-1.webp");
            background-size: cover;
            background-position: center;
            padding: 48px 44px;
        }

        .post-cta::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(110deg, rgba(15, 22, 25, 0.92) 0%, rgba(15, 22, 25, 0.76) 54%, rgba(240, 100, 42, 0.36) 100%);
        }

        .post-cta .cta-inner {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .post-cta p {
            font-size: 14px;
            font-weight: 700;
            color: rgba(255, 255, 255, 0.68);
            letter-spacing: 0.08em;
            margin-bottom: 6px;
        }

        .post-cta h2 {
            font-size: 24px;
            font-weight: 900;
            color: #FFFFFF;
            line-height: 1.5;
        }

        .post-cta h2 span {
            color: #FFB28B;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--ink);
            color: #B7C2C6;
            margin-top: 40px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1.1fr 2.2fr;
            gap: 64px;
            padding: 72px 24px 60px;
        }

        .footer-brand .footer-logo {
            font-size: 26px;
            font-weight: 900;
            color: #FFFFFF;
            letter-spacing: -0.02em;
            margin-bottom: 18px;
        }

        .footer-brand .footer-logo span {
            color: var(--brand);
        }

        .footer-text {
            font-size: 14px;
            line-height: 2;
            color: #9CA9AE;
            max-width: 360px;
        }

        .footer-links-wrapper {
            display: grid;
            grid-template-columns: repeat(4, minmax(0, 1fr));
            gap: 32px;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: #92A0A5;
            transition: color 0.2s ease, padding-left 0.2s ease;
        }

        .footer-col ul li a:hover {
            color: var(--brand);
            padding-left: 5px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 22px 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
            font-size: 13px;
            color: #7D8C92;
        }

        /* ========== Responsive ========== */
        @media (max-width: 1100px) {
            .header-inner {
                padding: 0 18px;
                gap: 14px;
            }

            .main-nav {
                gap: 22px;
            }

            .search-wrap {
                width: 180px;
            }

            .related-grid {
                grid-template-columns: repeat(2, minmax(0, 1fr));
            }
        }

        @media (max-width: 860px) {
            .header-inner {
                height: 68px;
            }

            .main-nav {
                position: fixed;
                top: 68px;
                left: 0;
                right: 0;
                flex-direction: column;
                align-items: flex-start;
                gap: 4px;
                display: none;
                background: #FFFDFA;
                border-bottom: 1px solid var(--line);
                padding: 14px 20px 22px;
                box-shadow: 0 24px 40px rgba(23, 33, 38, 0.08);
                z-index: 99;
            }

            .main-nav.open {
                display: flex;
            }

            .main-nav .nav-link {
                width: 100%;
                padding: 12px 2px;
                border-bottom: 1px solid #F2ECE5;
            }

            .main-nav .nav-link.active::after {
                right: auto;
                left: 0;
                width: 32px;
                height: 3px;
            }

            .nav-burger {
                display: inline-flex;
            }

            .header-cta {
                display: none;
            }

            .article-shell {
                padding-top: 40px;
            }

            .post-title {
                font-size: 32px;
            }

            .post-card {
                padding: 28px 26px 36px;
            }

            .footer-top {
                grid-template-columns: 1fr;
                gap: 36px;
                padding: 56px 20px 44px;
            }
        }

        @media (max-width: 600px) {
            .container {
                padding: 0 16px;
            }

            .header-inner {
                padding: 0 14px;
            }

            .search-wrap {
                display: none;
            }

            .main-nav {
                top: 68px;
                left: 0;
                right: 0;
                padding-left: 18px;
                padding-right: 18px;
            }

            .post-title {
                font-size: 27px;
                line-height: 1.4;
            }

            .related-grid {
                grid-template-columns: 1fr;
            }

            .post-card {
                border-radius: var(--radius-lg);
                padding: 24px 20px 30px;
            }

            .rich-content {
                font-size: 16px;
                line-height: 1.95;
            }

            .rich-content blockquote {
                padding: 16px 18px;
            }

            .post-eyebrow {
                font-size: 12px;
                padding: 5px 12px;
            }

            .footer-top {
                padding: 44px 18px 36px;
            }

            .footer-links-wrapper {
                grid-template-columns: repeat(2, minmax(0, 1fr));
            }

            .footer-bottom {
                gap: 6px;
                font-size: 12px;
                text-align: center;
            }

            .post-cta {
                padding: 34px 24px;
            }

            .post-cta h2 {
                font-size: 20px;
            }
        }

        @media (max-width: 420px) {
            .logo-text {
                font-size: 20px;
            }

            .header-cta {
                display: none;
            }

            .footer-links-wrapper {
                grid-template-columns: 1fr;
            }

            .related-grid {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category2 */
:root{
  --brand:#F0642A;
  --brand-dark:#D64D18;
  --brand-soft:#FFF0E8;
  --teal:#12B5A5;
  --ink:#172126;
  --ink-2:#131A1F;
  --bg:#FAF3EC;
  --surface:#FFFFFF;
  --edge:#E4D9CD;
  --text:#221D19;
  --text-2:#6A5E55;
  --muted:#9B8F84;
  --danger:#D64545;
  --radius:14px;
  --radius-sm:8px;
  --shadow: 4px 4px 0 rgba(23,33,38,.06);
  --shadow-hover: 6px 6px 0 rgba(240,100,42,.16);
  --maxw:1240px;
  --font-sans:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","HarmonyOS Sans","Source Han Sans CN",-apple-system,BlinkMacSystemFont,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-sans);
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit;border:none;background:none;cursor:pointer}
input{font-family:inherit}
ul{list-style:none}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.page-section{padding:72px 0}
::selection{background:var(--brand);color:#fff}
:focus-visible{outline:3px solid rgba(240,100,42,.55);outline-offset:2px}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:200;
  background:rgba(19,26,31,.96);
  border-bottom:1px solid rgba(255,255,255,.08);
  backdrop-filter:saturate(1.1);
}
.header-inner{
  max-width:var(--maxw);height:72px;margin:0 auto;
  padding:0 24px;display:flex;align-items:center;gap:24px;
}
.logo-text{font-size:22px;font-weight:800;letter-spacing:.5px;color:#fff;white-space:nowrap;display:flex;align-items:center;gap:1px;line-height:1}
.logo-text span{color:var(--brand);font-weight:800}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:10px}
.nav-link{
  padding:10px 13px;font-size:14.5px;font-weight:500;color:#E8E2DB;
  border-radius:7px;position:relative;white-space:nowrap;
  transition:color .2s,background .2s;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.07)}
.nav-link.active{color:#fff}
.nav-link.active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:4px;height:2px;
  background:var(--brand);border-radius:2px;
}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex-shrink:0}
.search-wrap{width:238px}
.search-box{
  display:flex;align-items:center;gap:8px;background:#1B272E;
  border:1px solid rgba(255,255,255,.1);border-radius:999px;
  padding:8px 12px;height:37px;transition:border .2s, background .2s;
}
.search-box:hover{border-color:rgba(240,100,42,.45);background:#202D35}
.search-box svg{color:var(--muted);flex-shrink:0}
.search-box input{
  width:100%;background:transparent;border:none;outline:none;color:#fff;
  font-size:13px;
}
.search-box input::placeholder{color:#8A9A9E}
.kbd-hint{
  font-size:11px;padding:1px 6px;border-radius:4px;background:rgba(255,255,255,.1);
  color:#B9C4C6;border:1px solid rgba(255,255,255,.1);line-height:1.5;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:9px;font-weight:600;line-height:1;
  font-size:15px;padding:0 22px;height:44px;cursor:pointer;
  transition:background .2s,transform .15s,box-shadow .2s,color .2s,border .2s;
}
.btn-primary{background:var(--brand);color:#fff;border:1px solid var(--brand)}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px);box-shadow:0 6px 16px rgba(240,100,42,.24)}
.btn-dark{background:var(--ink);color:#fff}
.btn-outline{background:var(--surface);border:1px solid var(--edge);color:var(--text)}
.btn-outline:hover{border-color:var(--brand);color:var(--brand-dark)}
.btn-sm{height:36px;padding:0 15px;font-size:14px}
.header-cta{flex-shrink:0}
.nav-burger{display:none;color:#fff;padding:6px;border-radius:6px}
.nav-burger svg{display:block}

/* ===== Hero ===== */
.term-hero{
  position:relative;background:
    linear-gradient(100deg,rgba(18,24,28,.93) 0%,rgba(18,24,28,.72) 62%,rgba(23,33,38,.38) 100%),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  border-bottom:1px solid rgba(255,255,255,.05);
}
.term-hero-inner{max-width:var(--maxw);margin:0 auto;padding:68px 24px 70px;position:relative;z-index:2}
.crumb{
  display:flex;align-items:center;gap:6px;font-size:13px;color:#B2B7B4;
  margin-bottom:20px;
}
.crumb a{color:var(--brand);transition:color .2s}
.crumb a:hover{color:#fff}
.crumb i{font-style:normal;opacity:.6}
.term-hero h1{
  color:#fff;font-size:40px;line-height:1.24;font-weight:800;
  letter-spacing:1px;max-width:900px;
}
.term-hero h1 em{color:var(--brand);font-style:normal}
.term-hero p{
  margin-top:16px;font-size:17px;max-width:720px;color:#E3DED5;
}
.hero-tagline{
  display:flex;flex-wrap:wrap;gap:9px;margin-top:24px;
}
.hero-tagline span{
  font-size:13px;padding:6px 13px;border-radius:999px;
  background:rgba(255,255,255,.1);color:#DDE0D9;
  border:1px solid rgba(255,255,255,.14);letter-spacing:.5px;
}
.hero-actions{margin-top:28px;display:flex;gap:12px;flex-wrap:wrap}

/* ===== section heading ===== */
.section-heading{
  display:flex;align-items:center;gap:12px;margin-bottom:32px;
}
.section-heading .deco{
  width:4px;height:24px;background:var(--brand);border-radius:4px;
}
.section-heading h2{
  font-size:27px;line-height:1.3;font-weight:800;color:var(--ink);
  letter-spacing:.4px;
}
.section-heading p{margin-left:auto;font-size:14px;color:var(--muted)}

.card{
  background:var(--surface);border:1px solid var(--edge);
  border-radius:var(--radius);box-shadow:var(--shadow);
  transition:transform .2s,box-shadow .2s;
}
.card-link{display:block}

/* ===== Featured ===== */
.feature-block{background:#FFF;border-bottom:1px solid var(--edge)}
.featured-grid{
  display:grid;grid-template-columns:1.55fr 1fr;gap:22px;
}
.fmain-card{position:relative;overflow:hidden;min-height:325px;display:flex;align-items:flex-end}
.fmain-card img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
}
.fmain-overlay{
  position:relative;z-index:1;padding:32px 28px;width:100%;
  background:linear-gradient(180deg,transparent 0%,rgba(14,20,24,.85) 72%);
  color:#fff;
}
.fmain-overlay .tag{display:inline-block;background:var(--brand);font-size:12px;color:#fff;padding:3px 10px;border-radius:999px;margin-bottom:12px}
.fmain-overlay h3{font-size:23px;line-height:1.4;font-weight:700;margin-bottom:8px}
.fmain-overlay p{font-size:14px;color:#DBD6CE;max-width:500px;margin-bottom:6px}
.meta{font-size:13px;color:#AAB0B0;display:flex;gap:12px;align-items:center}
.meta i{font-style:normal}
.featured-aside{display:flex;flex-direction:column;gap:22px}
.featured-mini{display:flex;gap:18px;padding:20px;align-items:center;flex:1}
.fmin-pic{width:116px;height:90px;flex-shrink:0;border-radius:8px;overflow:hidden}
.fmin-pic img{width:100%;height:100%;object-fit:cover}
.fmin-body{flex:1;min-width:0}
.fmin-body .tag-s{color:var(--brand);font-size:12px;font-weight:600;display:block;margin-bottom:5px}
.fmin-body h3{font-size:17px;line-height:1.45;font-weight:700;margin-bottom:5px}
.fmin-body .meta{font-size:12.5px;color:var(--muted)}

/* ===== content layout ===== */
.content-wrap{background:var(--bg)}
.layout-grid{display:grid;grid-template-columns:minmax(0,1fr) 325px;gap:28px;align-items:flex-start}
.primary-col{min-width:0}
.panel-title{
  display:flex;align-items:center;gap:10px;padding:15px 18px;border-bottom:1px solid var(--edge);
  font-size:17px;font-weight:800;color:var(--ink);background:#FBF8F5;
}
.panel-title svg{color:var(--brand);flex-shrink:0}
.news-list{display:flex;flex-direction:column}
.news-row{
  display:flex;gap:17px;padding:19px 18px;border-bottom:1px solid var(--edge);
  background:#fff;transition:background .18s;
}
.news-row:last-child{border-bottom:none}
.news-row:hover{background:#FFF9F4}
.news-thumb{
  width:132px;height:86px;flex-shrink:0;border-radius:10px;overflow:hidden;
  background:#F1EBE5;
}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.news-row:hover .news-thumb img{transform:scale(1.05)}
.news-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:5px}
.news-body h3{font-size:17px;line-height:1.5;font-weight:700}
.news-body h3 a{color:var(--text)}
.news-body h3 a:hover{color:var(--brand-dark)}
.news-summary{
  font-size:14px;color:var(--text-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;align-items:center;gap:12px;font-size:12.5px;color:var(--muted);margin-top:2px}
.news-meta .dot{width:3px;height:3px;border-radius:50%;background:#C9BDB2;display:inline-block}
.chip{font-size:11px;padding:2px 9px;border-radius:999px;background:var(--brand-soft);color:var(--brand-dark);font-weight:600}
.chip.teal{background:#E5F7F4;color:#0C8D82}
.chip.ink{background:#E9E7E3;color:#555}

/* ===== sidebar ===== */
.sidebar{position:sticky;top:88px;display:flex;flex-direction:column;gap:22px}
.widget{
  background:#fff;border:1px solid var(--edge);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow:hidden;
}
.widget-head{
  padding:13px 16px;background:#FCF6F0;border-bottom:1px solid var(--edge);
  font-size:15px;font-weight:800;color:var(--ink);display:flex;align-items:center;gap:8px;
}
.widget-head svg{color:var(--brand)}
.widget-body{padding:16px}
.guide-pic{border-radius:9px;overflow:hidden;margin-bottom:13px}
.guide-pic img{height:86px;width:100%;object-fit:cover}
.guide-text{font-size:13.5px;color:var(--text-2);margin-bottom:13px}
.mini-btn-row{display:flex;flex-wrap:wrap;gap:9px}
.mini-btn-row .btn{flex:1}
.game-table li{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:9px 0;border-bottom:1px dashed var(--edge);
}
.game-table li:last-child{border-bottom:none}
.game-name{font-size:14px;font-weight:600}
.game-date{
  font-size:12px;color:var(--muted);background:#F5F1EC;padding:2px 9px;
  border-radius:999px;white-space:nowrap;
}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.cloud-tag{
  font-size:12.5px;color:#5E5248;background:#F5F0EA;
  border:1px solid transparent;padding:5px 11px;border-radius:999px;
}
.cloud-tag:hover{background:var(--brand-soft);color:var(--brand-dark);border-color:rgba(240,100,42,.25)}
.small-note{
  font-size:13px;color:var(--muted);border-left:3px solid var(--teal);
  background:#F6FBF9;padding:10px 12px;border-radius:0 8px 8px 0;
}

/* ===== timeline ===== */
.timeline-section{background:var(--ink);border-top:2px solid #2A353B}
.section-heading.tl-heading h2{color:#fff}
.section-heading.tl-heading p{color:#9BA7AA}
.tl-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.tl-item{
  background:#1E2930;border:1px solid rgba(255,255,255,.08);
  border-radius:14px;padding:20px;color:#fff;position:relative;
}
.tl-item::before{
  content:"";position:absolute;left:20px;top:0;height:3px;width:40px;background:var(--brand);border-radius:3px;
}
.tl-date{font-size:13px;color:var(--brand);font-weight:700;margin-bottom:8px;letter-spacing:.5px}
.tl-item h3{font-size:16.5px;font-weight:700;margin-bottom:7px;color:#fff}
.tl-item p{font-size:13px;color:#AEB7B8;line-height:1.6}

/* ===== FAQ ===== */
.faq-section{background:#FDFCFA}
.faq-list{max-width:880px;margin:0 auto}
.faq-item{
  border:1px solid var(--edge);border-radius:12px;background:#fff;
  margin-bottom:12px;overflow:hidden;transition:border-color .2s;
}
.faq-item.open{border-color:rgba(240,100,42,.4)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:17px 20px;font-size:15.5px;font-weight:700;text-align:left;color:var(--text);
  background:transparent;
}
.faq-q:hover{color:var(--brand-dark)}
.faq-q .faq-icon{
  width:22px;height:22px;flex-shrink:0;border-radius:50%;border:1.5px solid var(--edge);
  display:inline-flex;align-items:center;justify-content:center;color:var(--muted);
  transition:all .25s;
}
.faq-q .faq-icon svg{transition:transform .25s}
.faq-item.open .faq-icon{background:var(--brand);border-color:var(--brand);color:#fff;transform:rotate(45deg)}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .3s ease;
  padding:0 20px;font-size:14.5px;color:var(--text-2);
}
.faq-a-inner{padding:0 0 18px;line-height:1.8}

/* ===== CTA ===== */
.cta-section{
  background:linear-gradient(105deg,rgba(18,25,30,.94),rgba(23,33,38,.78)),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
}
.cta-block{padding:66px 0;text-align:center;color:#fff;position:relative;z-index:1}
.cta-block .section-heading{justify-content:center;margin-bottom:14px}
.cta-block .section-heading .deco{display:none}
.cta-block h2{font-size:32px;font-weight:800}
.cta-block p{color:#D7DBD4;max-width:600px;margin:0 auto 26px;font-size:16px}
.cta-buttons{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}

/* ===== footer ===== */
.site-footer{background:var(--ink-2);color:#AEB5B2;border-top:1px solid rgba(255,255,255,.05)}
.footer-top{
  display:grid;grid-template-columns:1.2fr 2fr;gap:48px;
  padding:60px 24px 40px;
}
.footer-brand .footer-logo{font-size:24px;font-weight:800;color:#fff;letter-spacing:.5px;margin-bottom:14px}
.footer-brand .footer-logo span{color:var(--brand)}
.footer-text{font-size:14px;line-height:1.9;max-width:340px;color:#929B9A}
.footer-links-wrapper{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.footer-col h4{
  font-size:14px;font-weight:700;color:#E6E8E2;margin-bottom:15px;
  letter-spacing:.5px;
}
.footer-col li{margin-bottom:9px}
.footer-col a{font-size:13.5px;color:#AAB1AE;transition:color .2s}
.footer-col a:hover{color:var(--brand)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  max-width:var(--maxw);margin:0 auto;padding:20px 24px;
  display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;
  font-size:13px;color:#818B8A;
}
.footer-bottom span{white-space:nowrap}

/* ===== responsive ===== */
@media(max-width:1199px){
  .header-inner{gap:14px}
  .search-wrap{width:190px}
  .main-nav .nav-link{padding:8px 9px;font-size:13px}
}
@media(max-width:991px){
  .site-header .nav-burger{display:inline-flex}
  .main-nav{
    display:none;position:fixed;top:72px;left:0;right:0;z-index:180;
    flex-direction:column;background:rgba(19,26,31,.99);
    padding:16px 24px 24px;box-shadow:0 18px 30px rgba(0,0,0,.2);
    border-bottom:1px solid rgba(255,255,255,.08);
  }
  .nav-open .main-nav{display:flex}
  .main-nav .nav-link{width:100%;padding:12px}
  .nav-link.active::after{left:12px;right:auto;width:3px;height:20px;bottom:auto;background:var(--brand)}
  .search-wrap{display:none}
  .header-inner{height:68px}
  .nav-open .main-nav{top:68px}
  .featured-grid{grid-template-columns:1fr}
  .layout-grid{grid-template-columns:1fr}
  .sidebar{position:static}
  .footer-top{grid-template-columns:1fr;gap:36px;padding:44px 24px 30px}
  .footer-links-wrapper{grid-template-columns:1fr 1fr}
  .tl-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:767px){
  .term-hero-inner{padding:48px 20px 50px}
  .term-hero h1{font-size:30px}
  .term-hero p{font-size:15px}
  .section-heading h2{font-size:23px}
  .page-section{padding:56px 0}
  .news-row{flex-direction:column}
  .news-thumb{width:100%;height:130px}
  .news-summary{-webkit-line-clamp:3}
  .cta-block h2{font-size:25px}
}
@media(max-width:575px){
  .header-inner{padding:0 16px;gap:10px}
  .header-cta .btn{padding:0 12px;font-size:13px}
  .container{padding:0 16px}
  .fmin-pic{width:100px;height:80px}
  .featured-mini{flex-direction:column;align-items:flex-start}
  .fmin-pic{width:100%;height:150px}
  .footer-links-wrapper{grid-template-columns:1fr}
  .tl-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
}