/* ============ FOUNDATION ============ */

:root {
    /* Colors */
    --color-bg: #f4f4f9;
    --color-bg-alt: #ffffff;
    --color-bg-light: #f0f6ff;
    --color-bg-soft: #f7f9fb;
    --color-text: #15181c;
    --color-text-strong: #1a2233;
    --color-text-muted: #6e6e6e;
    --color-text-grey: #999999;
    --color-border: #e5e7eb;
    --color-border-soft: #e9ecef;
    --color-card-shadow: rgba(26, 34, 51, 0.08);
    --color-card-shadow-hover: rgba(26, 34, 51, 0.16);

    --color-primary: #2538ff;          /* main brand blue */
    --color-primary-strong: #0958d9;
    --color-primary-soft: #3c63fd;
    --color-primary-glow: rgba(187, 188, 249, 0.6);
    --color-accent-purple: #4f46e5;
    --color-danger: #ef4444;
    --color-danger-bright: #ff0000;
    --color-success: #28a745;

    --color-footer-bg: #1A1A1A;
    --color-footer-text: rgba(255, 255, 255, 0.85);
    --color-footer-muted: rgba(255, 255, 255, 0.55);

    /* Typography */
    --font-base: "Alibaba PuHuiTi 3.0", "AlibabaPuHuiTi", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
    --font-display: "DOUYU", "Alibaba PuHuiTi 3.0", "Noto Sans SC", sans-serif;

    /* Layout */
    --container-width: 1280px;
    --container-padding: 24px;
    --header-height: 80px;

    /* Radius */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-pill: 999px;

    /* Shadows */
    --shadow-card: 0 2px 16px rgba(26, 34, 51, 0.06);
    --shadow-card-hover: 0 12px 32px rgba(37, 56, 255, 0.12);
    --shadow-elevated: 0 8px 30px rgba(0, 0, 0, 0.12);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

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

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font-base);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: 0; background: transparent; font: inherit; color: inherit; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, h5, h6, p { margin: 0; }
input, textarea, select { font: inherit; color: inherit; }
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.2); border-radius: 4px; }

.container-layout {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section-head {
    text-align: center;
    margin-bottom: 48px;
}
.section-head--light .section-title { color: #fff; }
.section-head--light .section-subtitle { color: rgba(255, 255, 255, 0.78); }

.section-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--color-text-strong);
    margin: 0 0 14px;
    letter-spacing: 0.5px;
}
.section-divider {
    display: inline-block;
    width: 40px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-soft));
    border-radius: 2px;
    margin-bottom: 16px;
}
.section-subtitle {
    color: var(--color-text-muted);
    font-size: 16px;
    max-width: 920px;
    margin: 0 auto;
    line-height: 1.7;
}

.primary-btn {
    display: inline-block;
    padding: 14px 38px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-soft) 100%);
    color: #fff;
    border-radius: var(--radius-pill);
    font-size: 16px;
    font-weight: 500;
    box-shadow: 0 8px 20px rgba(37, 56, 255, 0.25);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.primary-btn:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(37, 56, 255, 0.35); }
.primary-btn--ghost {
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
    box-shadow: none;
}
.primary-btn--ghost:hover { background: var(--color-primary); color: #fff; }

/* Reveal animation: CSS-only keyframe so static screenshots and SSR look fine */
.reveal {
    animation: revealUp 0.8s cubic-bezier(0.22, 1, 0.36, 1) both;
}
@keyframes revealUp {
    from { opacity: 0; transform: translateY(28px); }
    to { opacity: 1; transform: none; }
}
/* Stagger siblings inside common card grids */
.benefits-timeline > .reveal:nth-child(2) { animation-delay: 0.1s; }
.benefits-timeline > .reveal:nth-child(3) { animation-delay: 0.2s; }
.compare-table > .reveal:nth-child(2) { animation-delay: 0.08s; }
.compare-table > .reveal:nth-child(3) { animation-delay: 0.16s; }
.compare-table > .reveal:nth-child(4) { animation-delay: 0.24s; }
.advantage-bento > .reveal:nth-child(2) { animation-delay: 0.08s; }
.advantage-bento > .reveal:nth-child(3) { animation-delay: 0.16s; }
.advantage-bento > .reveal:nth-child(4) { animation-delay: 0.24s; }
.cases-grid > .reveal:nth-child(n+2) { animation-delay: 0.05s; }
.cases-grid > .reveal:nth-child(n+5) { animation-delay: 0.1s; }
.process-grid > .reveal:nth-child(n+2) { animation-delay: 0.05s; }
.process-grid > .reveal:nth-child(n+4) { animation-delay: 0.1s; }

/* ---------- Site Header ---------- */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(18px) saturate(180%);
    -webkit-backdrop-filter: blur(18px) saturate(180%);
    border-bottom: 1px solid rgba(26, 34, 51, 0.06);
    z-index: 100;
    transition: background var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}
.site-header.is-scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 6px 24px rgba(26, 34, 51, 0.08);
    border-bottom-color: transparent;
}
.site-header__inner {
    display: flex;
    align-items: center;
    height: var(--header-height);
    gap: 28px;
}
.logo {
    display: inline-flex;
    align-items: center;
    flex: 0 0 auto;
    transition: transform var(--transition-fast);
}
.logo:hover { transform: translateY(-1px) scale(1.02); }
.logo img { height: 44px; width: auto; }

.nav { flex: 1; min-width: 0; }
.nav-menu {
    display: flex;
    align-items: center;
    gap: 4px;
    justify-content: center;
}
.nav-menu > li > a {
    position: relative;
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    border-radius: var(--radius-pill);
    color: var(--color-text-strong);
    font-size: 15px;
    font-weight: 500;
    isolation: isolate;
    transition: color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
}
.nav-menu > li > a::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(135deg, rgba(37, 56, 255, 0.10), rgba(60, 99, 253, 0.04));
    opacity: 0;
    transition: opacity var(--transition-fast);
    z-index: -1;
}
.nav-menu > li > a:hover { color: var(--color-primary); }
.nav-menu > li > a:hover::before { opacity: 1; }
.nav-menu > li > a.is-active {
    color: #fff;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-soft));
    box-shadow: 0 6px 14px rgba(37, 56, 255, 0.28);
}
.nav-menu > li > a.is-active::before { opacity: 0; }

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    flex: 0 0 auto;
    margin-left: auto;
}
.header-phone {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 5px 16px 5px 5px;
    border-radius: var(--radius-pill);
    background: rgba(37, 56, 255, 0.06);
    transition: background var(--transition-fast), transform var(--transition-fast);
}
.header-phone:hover {
    background: rgba(37, 56, 255, 0.12);
    transform: translateY(-1px);
}
.header-phone__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-soft));
    box-shadow: 0 4px 10px rgba(37, 56, 255, 0.3);
    flex: 0 0 auto;
}
.header-phone__icon svg {
    width: 18px;
    height: 18px;
    color: #fff;
}
.header-phone__meta {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}
.header-phone__label {
    color: var(--color-text-muted);
    font-size: 11px;
    letter-spacing: 0.5px;
}
.header-phone__number {
    color: var(--color-primary);
    font-size: 17px;
    font-weight: 700;
    letter-spacing: 0.3px;
}

.header-login {
    position: relative;
    padding: 10px 24px;
    border-radius: var(--radius-pill);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-soft));
    color: #fff;
    font-size: 14px;
    font-weight: 500;
    overflow: hidden;
    box-shadow: 0 6px 16px rgba(37, 56, 255, 0.28);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.header-login::after {
    content: '';
    position: absolute;
    top: 0; left: -120%;
    width: 60%; height: 100%;
    background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.45), transparent);
    transform: skewX(-20deg);
    transition: left 0.6s ease;
}
.header-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 22px rgba(37, 56, 255, 0.42);
}
.header-login:hover::after { left: 160%; }

.mobile-menu-toggle {
    display: none;
    width: 40px; height: 40px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    padding: 0;
    border-radius: 10px;
    background: rgba(37, 56, 255, 0.08);
    transition: background var(--transition-fast);
}
.mobile-menu-toggle:hover { background: rgba(37, 56, 255, 0.14); }
.mobile-menu-toggle span {
    display: block; width: 20px; height: 2px; background: var(--color-primary);
    border-radius: 2px; transition: var(--transition-fast);
}
.mobile-nav-mask {
    position: fixed; inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 90;
    opacity: 0; pointer-events: none;
    transition: opacity var(--transition-base);
}
.mobile-nav-mask.is-open { opacity: 1; pointer-events: auto; }

/* ---------- Hero ---------- */
.banner-section {
    position: relative;
    margin-top: var(--header-height);
    padding: 96px 0 110px;
    overflow: hidden;
    background: radial-gradient(120% 80% at 50% 0%, #1a2057 0%, #0a0e27 55%, #050717 100%);
    color: #fff;
    isolation: isolate;
}
.banner-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}
.banner-grid {
    position: absolute;
    inset: -1px;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 64px 64px;
    -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 30%, transparent 90%);
            mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 30%, transparent 90%);
}
.banner-orb {
    position: absolute;
    width: 520px;
    height: 520px;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.55;
    animation: orbFloat 14s ease-in-out infinite;
}
.banner-orb--a {
    left: -140px;
    top: -120px;
    background: radial-gradient(circle, #2538ff 0%, transparent 70%);
}
.banner-orb--b {
    right: -120px;
    top: 60px;
    background: radial-gradient(circle, #6a45ff 0%, transparent 70%);
    animation-delay: -4s;
}
.banner-orb--c {
    left: 50%;
    bottom: -240px;
    width: 720px;
    height: 720px;
    background: radial-gradient(circle, #1ee0c9 0%, transparent 70%);
    opacity: 0.32;
    animation: orbFloatCenter 16s ease-in-out infinite;
    animation-delay: -8s;
}
.banner-noise {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(2px 2px at 20% 30%, rgba(255, 255, 255, 0.45), transparent 60%),
        radial-gradient(1px 1px at 70% 15%, rgba(255, 255, 255, 0.4), transparent 60%),
        radial-gradient(1.5px 1.5px at 40% 80%, rgba(180, 200, 255, 0.5), transparent 60%),
        radial-gradient(1px 1px at 85% 60%, rgba(255, 255, 255, 0.35), transparent 60%),
        radial-gradient(1.5px 1.5px at 15% 65%, rgba(140, 200, 255, 0.5), transparent 60%),
        radial-gradient(1px 1px at 60% 45%, rgba(255, 255, 255, 0.3), transparent 60%);
    opacity: 0.85;
}
@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0); }
    33% { transform: translate(32px, -22px); }
    66% { transform: translate(-22px, 30px); }
}
@keyframes orbFloatCenter {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-30px); }
}

.banner-inner {
    position: relative;
    z-index: 1;
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
    text-align: center;
}

.banner-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 18px;
    margin-bottom: 28px;
    border-radius: var(--radius-pill);
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.14);
    color: rgba(255, 255, 255, 0.85);
    font-size: 13px;
    letter-spacing: 0.5px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}
.banner-eyebrow__pulse {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #1ee0c9;
    box-shadow: 0 0 0 0 rgba(30, 224, 201, 0.65);
    animation: bannerPulse 1.8s ease-out infinite;
}
@keyframes bannerPulse {
    0%   { box-shadow: 0 0 0 0 rgba(30, 224, 201, 0.65); }
    70%  { box-shadow: 0 0 0 12px rgba(30, 224, 201, 0); }
    100% { box-shadow: 0 0 0 0 rgba(30, 224, 201, 0); }
}

.banner-title {
    font-size: 64px;
    font-weight: 700;
    line-height: 1.15;
    color: #fff;
    margin-bottom: 22px;
    letter-spacing: -0.5px;
}
.banner-title__accent {
    background: linear-gradient(135deg, #8fa5ff 0%, #c084ff 50%, #1ee0c9 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin: 0 4px;
}
.banner-subtitle {
    font-size: 22px;
    color: rgba(255, 255, 255, 0.72);
    margin: 0 auto 40px;
    max-width: 720px;
}
.banner-subtitle__accent {
    position: relative;
    color: #fff;
    font-weight: 600;
    padding: 0 2px;
}
.banner-subtitle__accent::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 3px;
    height: 6px;
    background: linear-gradient(90deg, rgba(106, 139, 255, 0.45), rgba(192, 132, 255, 0.45));
    border-radius: 4px;
    z-index: -1;
}

.banner-stats {
    display: flex;
    justify-content: center;
    gap: 64px;
    margin: 0 0 44px;
    flex-wrap: wrap;
}
.banner-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    position: relative;
}
.banner-stat + .banner-stat::before {
    content: '';
    position: absolute;
    left: -32px;
    top: 10%;
    height: 80%;
    width: 1px;
    background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.2), transparent);
}
.banner-stat strong {
    font-size: 44px;
    font-weight: 700;
    line-height: 1;
    background: linear-gradient(135deg, #ffffff 0%, #b8c4ff 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    letter-spacing: -1px;
    display: inline-flex;
    align-items: baseline;
}
.banner-stat strong small {
    font-size: 24px;
    font-weight: 600;
    margin-left: 3px;
    background: linear-gradient(135deg, #c084ff, #1ee0c9);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.banner-stat span {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 0.6px;
}

.banner-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 56px;
    flex-wrap: wrap;
}
.banner-cta__btn {
    position: relative;
    padding: 15px 32px;
    border-radius: var(--radius-pill);
    font-weight: 500;
    font-size: 15px;
    overflow: hidden;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
}
.banner-cta__btn--wechat {
    background: linear-gradient(135deg, #6a45ff 0%, #2538ff 100%);
    color: #fff;
    box-shadow: 0 14px 30px rgba(106, 69, 255, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.18);
}
.banner-cta__btn--wechat:hover {
    transform: translateY(-2px);
    box-shadow: 0 18px 38px rgba(106, 69, 255, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.22);
}
.banner-cta__btn--free {
    background: rgba(255, 255, 255, 0.06);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.22);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}
.banner-cta__btn--free:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.42);
}

.banner-platforms {
    padding: 22px 24px 18px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 18px 50px rgba(5, 7, 23, 0.4);
}
.banner-platforms__label {
    display: block;
    font-size: 11px;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 2.5px;
    margin-bottom: 14px;
    text-transform: uppercase;
}
.ai-product-list {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 10px;
}
.ai-product-item {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 28px 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    text-align: center;
    transition: transform var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
}
.ai-product-item:hover {
    transform: translateY(-3px);
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}
.ai-product-item img { width: auto; height: 110px; max-width: 100%; object-fit: contain; }

.banner-right { display: none; }

/* ---------- Honor Strip ---------- */
.honor-strip {
    background: #fff;
    border-top: 1px solid var(--color-border-soft);
    border-bottom: 1px solid var(--color-border-soft);
    box-shadow: 0 8px 24px rgba(0,0,0,0.04);
    position: relative;
    z-index: 2;
}
.honor-strip__inner {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 24px var(--container-padding);
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 12px;
}
.honor-item {
    display: flex; flex-direction: column; align-items: center; gap: 10px;
    text-align: center;
}
.honor-item__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(37, 56, 255, 0.08), rgba(106, 69, 255, 0.06));
    transition: transform var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
}
.honor-item__icon svg {
    width: 26px;
    height: 26px;
}
.honor-item:hover .honor-item__icon {
    transform: translateY(-3px);
    background: linear-gradient(135deg, rgba(37, 56, 255, 0.16), rgba(106, 69, 255, 0.12));
    box-shadow: 0 10px 20px rgba(37, 56, 255, 0.18);
}
.honor-item img { width: 48px; height: 48px; }
.honor-item span { font-size: 13px; color: var(--color-text-strong); font-weight: 500; }

/* ---------- GEO Benefits (Timeline) ---------- */
.geo-benefits {
    padding: 100px 0;
    background: var(--color-bg);
}
.benefits-timeline {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
    list-style: none;
}
.timeline-item {
    position: relative;
    display: grid;
    grid-template-columns: 180px 1px 1fr;
    gap: 36px;
    padding: 40px 0;
    align-items: start;
}
.timeline-item + .timeline-item {
    border-top: 1px dashed rgba(26, 34, 51, 0.12);
}
.timeline-item:nth-child(even) .timeline-item__body { padding-left: 24px; }
.timeline-item__index {
    font-size: 108px;
    font-weight: 800;
    line-height: 0.85;
    background: linear-gradient(135deg, var(--color-primary), #6a45ff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    letter-spacing: -4px;
    font-feature-settings: "tnum";
    position: relative;
}
.timeline-item__index::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -16px;
    width: 56px;
    height: 4px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--color-primary), #6a45ff);
}
.timeline-item__rail {
    display: block;
    width: 1px;
    align-self: stretch;
    background: linear-gradient(180deg, transparent 0%, rgba(37, 56, 255, 0.5) 50%, transparent 100%);
}
.timeline-item__body { padding-top: 6px; }
.timeline-item__chip {
    display: inline-block;
    padding: 5px 14px;
    margin-bottom: 14px;
    border-radius: var(--radius-pill);
    background: linear-gradient(135deg, rgba(37, 56, 255, 0.1), rgba(106, 69, 255, 0.06));
    color: var(--color-primary);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1.5px;
}
.timeline-item__title {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-text-strong);
    margin-bottom: 14px;
}
.timeline-item__text {
    color: var(--color-text-muted);
    line-height: 1.9;
    font-size: 15px;
}
.benefit-stat { font-weight: 700; }
.benefit-stat--up { color: var(--color-danger); }
.benefit-stat--down { color: var(--color-success); }

/* ---------- SEO Comparison (Dimension Table) ---------- */
.seo-comparison {
    padding: 100px 0;
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-light) 100%);
}
.compare-table {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}
.compare-table__head {
    display: grid;
    grid-template-columns: 160px 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}
.compare-col--spacer { background: transparent; }
.compare-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 24px;
    border-radius: 16px;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.5px;
}
.compare-pill--legacy {
    background: #fff;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
}
.compare-pill--geo {
    background: linear-gradient(135deg, var(--color-primary), #6a45ff);
    color: #fff;
    box-shadow: 0 14px 28px rgba(37, 56, 255, 0.28);
}
.compare-row {
    display: grid;
    grid-template-columns: 160px 1fr 1fr;
    gap: 16px;
    align-items: stretch;
}
.compare-row + .compare-row { margin-top: 12px; }
.compare-row__dim {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 700;
    color: var(--color-text-strong);
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 16px;
    text-align: center;
    padding: 18px 12px;
    letter-spacing: 1px;
}
.compare-row__dim-num {
    font-size: 28px;
    font-weight: 800;
    line-height: 1;
    background: linear-gradient(135deg, var(--color-primary), #6a45ff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-feature-settings: "tnum";
}
.compare-row__cell {
    padding: 22px 24px;
    border-radius: 16px;
    font-size: 14.5px;
    line-height: 1.85;
}
.compare-row__cell em { font-style: normal; font-weight: 600; }
.compare-row__cell strong { font-weight: 700; }
.compare-row__cell--legacy {
    background: #fff;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
}
.compare-row__cell--legacy em { color: var(--color-text-strong); }
.compare-row__cell--legacy strong { color: var(--color-text-strong); }
.compare-row__cell--geo {
    position: relative;
    background: linear-gradient(135deg, #2538ff 0%, #6a45ff 100%);
    color: rgba(255, 255, 255, 0.92);
    box-shadow: 0 18px 36px rgba(37, 56, 255, 0.22);
}
.compare-row__cell--geo em {
    color: #fff;
    background: rgba(255, 255, 255, 0.18);
    padding: 1px 8px;
    border-radius: 4px;
}
.compare-row__cell--geo strong { color: #fff; }

/* ---------- AI Brand Recommendation (Chat Window) ---------- */
.ai-brand-recommendation {
    position: relative;
    padding: 100px 0 120px;
    background: radial-gradient(120% 80% at 50% 0%, #1a2057 0%, #0a0e27 60%, #050717 100%);
    overflow: hidden;
}
.ai-brand-recommendation::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(500px 500px at 15% 25%, rgba(106, 69, 255, 0.28), transparent 60%),
        radial-gradient(500px 500px at 85% 75%, rgba(30, 224, 201, 0.2), transparent 60%);
    pointer-events: none;
    z-index: 0;
}
.ai-brand-recommendation > .section-head { position: relative; z-index: 2; }
.ai-chat {
    position: relative;
    max-width: 860px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
    z-index: 2;
}
.ai-chat__window {
    position: relative;
    background: rgba(15, 19, 42, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 24px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.5);
    overflow: hidden;
    z-index: 2;
}
.ai-chat__bar {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 20px;
    background: rgba(255, 255, 255, 0.04);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.ai-chat__dots { display: inline-flex; gap: 6px; flex: 0 0 auto; }
.ai-chat__dots i { width: 10px; height: 10px; border-radius: 50%; }
.ai-chat__dots i:nth-child(1) { background: #ff5f56; }
.ai-chat__dots i:nth-child(2) { background: #ffbd2e; }
.ai-chat__dots i:nth-child(3) { background: #27c93f; }
.ai-chat__title {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 13.5px;
    font-weight: 500;
    flex: 1;
    justify-content: center;
}
.ai-chat__avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, #6a45ff, #1ee0c9);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
}
.ai-chat__status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #1ee0c9;
    font-size: 11px;
    letter-spacing: 1.5px;
    flex: 0 0 auto;
}
.ai-chat__dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #1ee0c9;
    box-shadow: 0 0 0 0 rgba(30, 224, 201, 0.65);
    animation: bannerPulse 1.8s ease-out infinite;
}
.ai-chat__feed {
    padding: 28px 24px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.chat-msg {
    display: flex;
    max-width: 80%;
}
.chat-msg--user { align-self: flex-end; }
.chat-msg--ai { align-self: flex-start; }
.chat-msg__bubble {
    padding: 12px 18px;
    border-radius: 18px;
    font-size: 14.5px;
    line-height: 1.65;
}
.chat-msg--user .chat-msg__bubble {
    background: linear-gradient(135deg, #2538ff, #6a45ff);
    color: #fff;
    border-bottom-right-radius: 6px;
    box-shadow: 0 8px 22px rgba(37, 56, 255, 0.4);
}
.chat-msg--ai .chat-msg__bubble {
    background: rgba(255, 255, 255, 0.06);
    color: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom-left-radius: 6px;
}
.chat-msg__bubble mark {
    background: linear-gradient(120deg, rgba(30, 224, 201, 0.35), rgba(192, 132, 255, 0.35));
    color: #fff;
    padding: 1px 8px;
    border-radius: 4px;
    font-weight: 600;
}
.chat-msg__bubble strong { color: #1ee0c9; font-weight: 700; }
.ai-chat__platforms {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 16px 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.02);
}
.ai-chat__platforms-label {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 2px;
    text-transform: uppercase;
    flex: 0 0 auto;
}
.ai-chat__platforms img {
    max-width: 100%;
    height: 22px;
    opacity: 0.9;
}
.ai-chat__keywords {
    position: absolute;
    inset: -40px -8% -40px -8%;
    pointer-events: none;
    list-style: none;
    margin: 0;
    padding: 0;
    z-index: 1;
}
.kw {
    position: absolute;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.14);
    color: rgba(255, 255, 255, 0.6);
    border-radius: var(--radius-pill);
    font-size: 12.5px;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    white-space: nowrap;
    animation: kwFloat 7s ease-in-out infinite;
}
.kw--1 { top: 4%;   left: 0%; }
.kw--2 { top: 14%;  right: 2%; animation-delay: -1.5s; }
.kw--3 { top: 44%;  left: -2%; animation-delay: -3s; }
.kw--4 { top: 50%;  right: -1%; animation-delay: -4.5s; }
.kw--5 { bottom: 18%; left: 1%; animation-delay: -2s; }
.kw--6 { bottom: 8%;  right: 3%; animation-delay: -3.5s; }
@keyframes kwFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

/* ---------- Why Choose Feiyou (Bento) ---------- */
.why-choose-feiyou {
    padding: 100px 0;
    background: var(--color-bg);
}
.advantage-bento {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-auto-rows: minmax(260px, auto);
    gap: 20px;
}
.bento-card {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: 32px 28px;
    border-radius: 24px;
    overflow: hidden;
    background: #fff;
    border: 1px solid rgba(26, 34, 51, 0.05);
    box-shadow: var(--shadow-card);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.bento-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-card-hover);
}
.bento-card__num {
    position: absolute;
    right: 26px;
    top: 20px;
    font-size: 72px;
    font-weight: 800;
    line-height: 1;
    color: rgba(37, 56, 255, 0.08);
    letter-spacing: -2px;
    pointer-events: none;
}
.bento-card__title {
    font-size: 22px;
    font-weight: 700;
    color: var(--color-text-strong);
    margin-bottom: 14px;
    position: relative;
}
.bento-card__text {
    color: var(--color-text-muted);
    line-height: 1.85;
    font-size: 14.5px;
    margin-bottom: 20px;
    flex: 1;
}
.bento-card__metrics {
    list-style: none;
    margin: 0 0 22px;
    padding: 16px 0;
    border-top: 1px dashed rgba(26, 34, 51, 0.1);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}
.bento-card__metrics li {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.bento-card__metrics strong {
    font-size: 30px;
    font-weight: 800;
    line-height: 1;
    background: linear-gradient(135deg, var(--color-primary), #6a45ff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    letter-spacing: -1px;
    display: inline-flex;
    align-items: baseline;
}
.bento-card__metrics strong small {
    font-size: 16px;
    margin-left: 2px;
}
.bento-card__metrics span {
    font-size: 12px;
    color: var(--color-text-muted);
}
.bento-card__cta {
    align-self: flex-start;
    padding: 9px 22px;
    border-radius: var(--radius-pill);
    background: rgba(37, 56, 255, 0.08);
    color: var(--color-primary);
    font-size: 13px;
    font-weight: 500;
    transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}
.bento-card__cta:hover {
    background: var(--color-primary);
    color: #fff;
    transform: translateX(2px);
}

.bento-card--hero {
    grid-column: span 2;
    background:
        radial-gradient(120% 100% at 0% 100%, rgba(106, 69, 255, 0.18), transparent 55%),
        radial-gradient(120% 100% at 100% 0%, rgba(30, 224, 201, 0.12), transparent 55%),
        linear-gradient(135deg, #0a0e27 0%, #1a2057 100%);
    border-color: rgba(255, 255, 255, 0.1);
}
.bento-card--hero .bento-card__num { color: rgba(255, 255, 255, 0.1); }
.bento-card--hero .bento-card__title { color: #fff; }
.bento-card--hero .bento-card__text { color: rgba(255, 255, 255, 0.72); }
.bento-card--hero .bento-card__metrics { border-top-color: rgba(255, 255, 255, 0.1); }
.bento-card--hero .bento-card__metrics strong {
    background: linear-gradient(135deg, #fff, #1ee0c9);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.bento-card--hero .bento-card__metrics span { color: rgba(255, 255, 255, 0.6); }
.bento-card--hero .bento-card__cta {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.2);
}
.bento-card--hero .bento-card__cta:hover {
    background: #fff;
    color: var(--color-primary);
    border-color: #fff;
}

.bento-card--accent {
    grid-column: span 2;
    background: linear-gradient(135deg, #2538ff 0%, #6a45ff 100%);
    color: #fff;
    border-color: rgba(255, 255, 255, 0.1);
}
.bento-card--accent .bento-card__num { color: rgba(255, 255, 255, 0.16); }
.bento-card--accent .bento-card__title { color: #fff; }
.bento-card--accent .bento-card__text { color: rgba(255, 255, 255, 0.82); }
.bento-card--accent .bento-card__metrics { border-top-color: rgba(255, 255, 255, 0.18); }
.bento-card--accent .bento-card__metrics strong {
    background: linear-gradient(135deg, #fff, #c084ff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.bento-card--accent .bento-card__metrics span { color: rgba(255, 255, 255, 0.72); }
.bento-card--accent .bento-card__cta {
    background: rgba(255, 255, 255, 0.18);
    color: #fff;
}
.bento-card--accent .bento-card__cta:hover {
    background: #fff;
    color: var(--color-primary);
}

/* ---------- GEO Cases ---------- */
.geo-cases {
    padding: 80px 0;
    background: linear-gradient(180deg, var(--color-bg-light) 0%, var(--color-bg) 100%);
}
.cases-grid {
    max-width: var(--container-width);
    margin: 0 auto 40px;
    padding: 0 var(--container-padding);
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}
.case-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 24px 20px;
    box-shadow: var(--shadow-card);
    border: 1px solid rgba(26, 34, 51, 0.04);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    display: flex; flex-direction: column;
    text-align: center;
}
.case-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card-hover); }
.case-logo {
    height: 80px;
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 14px;
}
.case-logo img { max-width: 80%; max-height: 80px; object-fit: contain; }
.case-card__title { font-size: 15px; font-weight: 700; color: var(--color-text-strong); margin-bottom: 8px; line-height: 1.4; }
.case-card__desc { font-size: 12.5px; color: var(--color-text-muted); margin-bottom: 16px; flex: 1; line-height: 1.6; }
.case-card__link { font-size: 13px; color: var(--color-primary); font-weight: 500; transition: gap var(--transition-fast); }
.case-card__link:hover { letter-spacing: 0.5px; }

.cases-cta { text-align: center; }

/* ---------- Cooperation Process ---------- */
.geo-cooperation-process {
    position: relative;
    padding: 80px 0;
    background: linear-gradient(135deg, #2538ff 0%, #1e2dcc 100%) center/cover no-repeat;
    color: #fff;
    overflow: hidden;
}
.geo-cooperation-process::before {
    content: '';
    position: absolute; inset: 0;
    background-image: url('../images/v_25.png');
    background-size: cover; background-position: center;
    opacity: 0.18;
    z-index: 0;
}
.geo-cooperation-process > .section-head,
.geo-cooperation-process > .process-grid { position: relative; z-index: 1; }

.process-grid {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
}
.process-step {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.16);
    backdrop-filter: blur(6px);
    border-radius: var(--radius-lg);
    padding: 26px 18px;
    text-align: center;
    color: #fff;
    transition: transform var(--transition-base), background var(--transition-base);
}
.process-step:hover { transform: translateY(-4px); background: rgba(255,255,255,0.14); }
.step-number {
    width: 56px; height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ffd54f, #ffae00);
    color: #fff;
    font-size: 24px; font-weight: 700;
    display: inline-flex; align-items: center; justify-content: center;
    margin: 0 auto 16px;
    box-shadow: 0 6px 18px rgba(255, 174, 0, 0.4);
}
.step-title { font-size: 16px; font-weight: 700; margin-bottom: 10px; }
.step-text { font-size: 13px; color: rgba(255,255,255,0.78); line-height: 1.7; }

/* ---------- About ---------- */
.about-feiyou {
    padding: 80px 0;
    background: var(--color-bg);
}
.about-wrap {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: grid;
    grid-template-columns: 1fr 1.05fr;
    gap: 60px;
    align-items: center;
}
.about-image img { width: 100%; border-radius: var(--radius-lg); }
.about-text__title { font-size: 26px; font-weight: 700; color: var(--color-text-strong); margin-bottom: 18px; }
.about-text__body { color: var(--color-text-muted); font-size: 15px; line-height: 1.9; margin-bottom: 28px; }
.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
.about-stats li {
    padding: 20px 14px;
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
    text-align: center;
}
.about-stats strong {
    display: block;
    font-size: 30px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 6px;
}
.about-stats strong small { font-size: 16px; margin-left: 2px; }
.about-stats span { color: var(--color-text-muted); font-size: 13.5px; }

/* ---------- Team Strength ---------- */
.team-strength {
    padding: 80px 0;
    background: var(--color-bg);
}
.team-grid {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.main-photo { width: 100%; border-radius: var(--radius-lg); overflow: hidden; }
.main-photo img { width: 100%; }
.team-sub-grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr 1fr 0.7fr;
    gap: 16px;
}
.sub-photo { border-radius: var(--radius-lg); overflow: hidden; }
.sub-photo img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- Industry Recognition ---------- */
.industry-recognition {
    padding: 80px 0;
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-light) 100%);
}
.recognition-tabs {
    display: flex; justify-content: center; gap: 12px;
    margin: 0 auto 36px;
    max-width: var(--container-width);
    padding: 0 var(--container-padding);
}
.recognition-tab {
    padding: 10px 32px;
    background: #fff;
    color: var(--color-text-strong);
    border-radius: var(--radius-pill);
    font-size: 15px;
    font-weight: 500;
    border: 1px solid var(--color-border);
    transition: background var(--transition-fast), color var(--transition-fast);
}
.recognition-tab.is-active {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-soft));
    color: #fff;
    border-color: transparent;
}
.recognition-panel { display: none; }
.recognition-panel.is-active { display: block; animation: fadeInUp 0.4s ease; }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }

.recognition-grid {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 18px;
}
.certificate-card {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 18px 14px;
    margin: 0;
    box-shadow: var(--shadow-card);
    text-align: center;
    transition: transform var(--transition-base);
    display: flex;
    flex-direction: column;
}
.certificate-card:hover { transform: translateY(-4px); }
.certificate-image {
    height: 150px;
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 10px;
}
.certificate-image img { max-width: 100%; max-height: 150px; object-fit: contain; }
.certificate-card figcaption { font-size: 13px; color: var(--color-text-strong); line-height: 1.5; }

/* ---------- GEO News (Magazine) ---------- */
.geo-news {
    padding: 100px 0;
    background: var(--color-bg);
}
.geo-news__head {
    max-width: var(--container-width);
    margin: 0 auto 36px;
    padding: 0 var(--container-padding);
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}
.section-head--inline {
    text-align: left;
    margin-bottom: 0;
    flex: 1 1 auto;
}
.section-head--inline .section-divider {
    display: block;
    margin: 12px 0 14px;
}
.section-head--inline .section-subtitle {
    margin: 0;
    text-align: left;
    color: var(--color-text-grey);
    font-size: 14px;
    letter-spacing: 1px;
}
/* Magazine layout */
.news-magazine {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: grid;
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
    gap: 28px;
    align-items: stretch;
}
.news-feature {
    position: relative;
    display: flex;
    flex-direction: column;
    background: #fff;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-card);
    border: 1px solid rgba(26, 34, 51, 0.04);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.news-feature:hover { transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
.news-feature__media {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
}
.news-feature__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}
.news-feature:hover .news-feature__media img { transform: scale(1.05); }
.news-feature__tag {
    position: absolute;
    top: 18px;
    left: 18px;
    padding: 6px 14px;
    border-radius: var(--radius-pill);
    background: linear-gradient(135deg, #ff5765, #ff2a3b);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    box-shadow: 0 8px 18px rgba(255, 42, 59, 0.35);
}
.news-feature__body {
    padding: 28px 30px 30px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    flex: 1;
}
.news-feature__meta {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 12.5px;
    color: var(--color-text-grey);
}
.news-feature__category {
    padding: 4px 10px;
    border-radius: 6px;
    background: rgba(37, 56, 255, 0.08);
    color: var(--color-primary);
    font-weight: 600;
    letter-spacing: 0.5px;
}
.news-feature__meta time::before,
.news-feature__read::before {
    content: '·';
    margin-right: 12px;
    color: var(--color-border);
}
.news-feature__meta .news-feature__category + time::before { display: none; margin: 0; }
.news-feature__title {
    font-size: 24px;
    font-weight: 700;
    line-height: 1.4;
    color: var(--color-text-strong);
    transition: color var(--transition-fast);
}
.news-feature:hover .news-feature__title { color: var(--color-primary); }
.news-feature__excerpt {
    color: var(--color-text-muted);
    font-size: 14.5px;
    line-height: 1.85;
    flex: 1;
}
.news-feature__link {
    align-self: flex-start;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 14px;
    transition: gap var(--transition-fast);
}
.news-feature__link:hover { gap: 12px; }

/* Ranking */
.news-ranking {
    background: #fff;
    border-radius: 24px;
    padding: 26px 28px;
    border: 1px solid rgba(26, 34, 51, 0.05);
    box-shadow: var(--shadow-card);
    display: flex;
    flex-direction: column;
}
.news-ranking__head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    padding-bottom: 18px;
    margin-bottom: 8px;
    border-bottom: 1px dashed rgba(26, 34, 51, 0.08);
}
.news-ranking__title {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-text-strong);
    position: relative;
    padding-left: 14px;
}
.news-ranking__title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 4px;
    bottom: 4px;
    width: 4px;
    border-radius: 2px;
    background: linear-gradient(180deg, var(--color-primary), #6a45ff);
}
.news-ranking__hint {
    font-size: 12px;
    color: var(--color-text-grey);
    letter-spacing: 1px;
}
.news-ranking__list {
    flex: 1;
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
}
.news-ranking__item {
    display: grid;
    grid-template-columns: 56px 1fr;
    gap: 14px;
    padding: 14px 0;
    align-items: center;
    border-bottom: 1px dashed rgba(26, 34, 51, 0.06);
}
.news-ranking__item:last-child { border-bottom: 0; }
.news-ranking__num {
    font-family: var(--font-display);
    font-size: 40px;
    font-weight: 800;
    line-height: 1;
    background: linear-gradient(135deg, #c7cdff, #d8c4ff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    letter-spacing: -2px;
    font-feature-settings: "tnum";
    text-align: center;
    transition: background var(--transition-fast), transform var(--transition-fast);
}
.news-ranking__item:nth-child(1) .news-ranking__num {
    background: linear-gradient(135deg, #ff5765, #ff8a3b);
    -webkit-background-clip: text;
    background-clip: text;
}
.news-ranking__item:nth-child(2) .news-ranking__num {
    background: linear-gradient(135deg, var(--color-primary), #6a45ff);
    -webkit-background-clip: text;
    background-clip: text;
}
.news-ranking__main {
    display: block;
    transition: transform var(--transition-fast);
}
.news-ranking__main h4 {
    font-size: 14.5px;
    font-weight: 600;
    line-height: 1.5;
    color: var(--color-text-strong);
    margin-bottom: 6px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color var(--transition-fast);
}
.news-ranking__meta {
    font-size: 12px;
    color: var(--color-text-grey);
}
.news-ranking__item:hover .news-ranking__main { transform: translateX(4px); }
.news-ranking__item:hover .news-ranking__main h4 { color: var(--color-primary); }
.news-ranking__item:hover .news-ranking__num { transform: scale(1.05); }

.news-cta {
    text-align: center;
    margin-top: 40px;
}


/* ---------- CTA Form ---------- */
.form-submission {
    padding: 60px 0;
    background: url('../images/form_bg.png') center/cover no-repeat,
                linear-gradient(135deg, #2538ff 0%, #1a2dad 100%);
    color: #fff;
}
.form-submission__inner {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 40px;
    align-items: center;
}
.form-submission__text h2 { font-size: 26px; font-weight: 700; margin-bottom: 10px; }
.form-submission__text p { color: rgba(255,255,255,0.8); font-size: 14.5px; }
.form-submission__form {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}
.form-field { position: relative; display: inline-block; }
.form-field__label {
    position: absolute; left: 18px; top: 50%; transform: translateY(-50%);
    color: rgba(0,0,0,0.4); font-size: 14px;
    pointer-events: none;
    transition: opacity var(--transition-fast);
}
.form-field__label .asterisk { color: var(--color-danger); margin-right: 2px; }
.form-field input {
    width: 240px;
    padding: 14px 18px;
    background: #fff;
    border: 1px solid transparent;
    border-radius: var(--radius-pill);
    outline: 0;
}
.form-field input:focus + .form-field__label,
.form-field input:not(:placeholder-shown) + .form-field__label { opacity: 0; }
.form-submit-btn {
    padding: 14px 32px;
    background: linear-gradient(135deg, #ffd54f, #ff9800);
    color: #fff;
    font-weight: 600;
    font-size: 15px;
    border-radius: var(--radius-pill);
    box-shadow: 0 8px 20px rgba(255, 152, 0, 0.4);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.form-submit-btn:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(255, 152, 0, 0.55); }

/* ---------- Site Footer (Minimal) ---------- */
.site-footer {
    background: var(--color-footer-bg);
    color: var(--color-footer-muted);
    padding: 32px 0;
}
.footer-simple {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding-bottom: 18px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    flex-wrap: wrap;
}
.footer-logo img {
    height: 36px;
    filter: brightness(0) invert(1);
    display: block;
}
.footer-contact {
    display: inline-flex;
    align-items: baseline;
    gap: 10px;
    font-size: 13px;
}
.footer-contact__label { color: var(--color-footer-muted); }
.footer-contact__phone {
    color: #fff;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0.5px;
    transition: color var(--transition-fast);
}
.footer-contact__phone:hover { color: var(--color-primary); }
.footer-bottom { padding-top: 14px; }
.copyright {
    font-size: 12.5px;
    color: var(--color-footer-muted);
    text-align: center;
}

/* ---------- Floating CTA ---------- */
.kfside {
    position: fixed;
    right: 18px; bottom: 140px;
    z-index: 999;
}
.kfside ul { display: flex; flex-direction: column; gap: 1px; box-shadow: var(--shadow-elevated); border-radius: var(--radius-md); overflow: hidden; }
.kfside__item {
    position: relative;
    background: #fff;
}
.kfside__item a, .kfside__item button {
    display: flex; flex-direction: column; align-items: center; gap: 4px;
    width: 70px; height: 70px;
    justify-content: center;
    color: var(--color-text-strong);
    font-size: 11px;
    transition: background var(--transition-fast), color var(--transition-fast);
    padding: 0;
}
.kfside__item:hover a, .kfside__item:hover button {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-soft));
    color: #fff;
}
.kfside__icon { width: 28px; height: 28px; background-size: contain; background-position: center; background-repeat: no-repeat; }
.kfside__icon--service { background-image: url('../images/service.gif'); }
.kfside__icon--wechat { background-image: url('../images/weixin.png'); }
.kfside__icon--phone { background-image: url('../images/fixed-phone.png'); }
.kfside__icon--top { background-image: url('../images/top.png'); }
.kfside__item:hover .kfside__icon { filter: brightness(0) invert(1); }

.kfside__qr {
    position: absolute; right: 80px; top: 0;
    background: #fff;
    padding: 8px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-elevated);
    opacity: 0; pointer-events: none;
    transform: translateX(10px);
    transition: var(--transition-fast);
}
.kfside__qr img { width: 120px; height: 120px; }
.kfside__item--wechat:hover .kfside__qr { opacity: 1; pointer-events: auto; transform: translateX(0); }

.kfside__phone-tip {
    position: absolute; right: 80px; top: 50%; transform: translateY(-50%) translateX(10px);
    background: var(--color-primary);
    color: #fff;
    padding: 10px 18px;
    border-radius: var(--radius-md);
    white-space: nowrap;
    font-weight: 600;
    opacity: 0; pointer-events: none;
    transition: var(--transition-fast);
}
.kfside__item--phone:hover .kfside__phone-tip { opacity: 1; transform: translateY(-50%) translateX(0); }
.kfside__item--top { opacity: 0; pointer-events: none; transition: var(--transition-fast); }
.kfside__item--top.is-visible { opacity: 1; pointer-events: auto; }

/* ---------- QR Modal ---------- */
.qr-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}
.qr-modal.is-open {
    opacity: 1;
    pointer-events: auto;
}
.qr-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(8, 12, 30, 0.55);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}
.qr-modal__panel {
    position: relative;
    z-index: 1;
    width: min(360px, 88vw);
    padding: 34px 28px 26px;
    border-radius: 24px;
    background: linear-gradient(180deg, #fff 0%, #f5f7ff 100%);
    box-shadow: 0 30px 80px rgba(8, 12, 30, 0.45);
    text-align: center;
    transform: translateY(16px) scale(0.96);
    transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}
.qr-modal.is-open .qr-modal__panel {
    transform: translateY(0) scale(1);
}
.qr-modal__close {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(26, 34, 51, 0.06);
    color: var(--color-text-strong);
    transition: background var(--transition-fast), color var(--transition-fast);
}
.qr-modal__close:hover {
    background: var(--color-primary);
    color: #fff;
}
.qr-modal__close svg {
    width: 14px;
    height: 14px;
}
.qr-modal__title {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-text-strong);
    margin: 0 0 6px;
}
.qr-modal__hint {
    font-size: 13px;
    color: var(--color-text-muted);
    margin: 0 0 22px;
}
.qr-modal__img {
    width: 220px;
    height: 220px;
    margin: 0 auto;
    border-radius: 14px;
    background: #fff;
    padding: 10px;
    box-shadow: 0 14px 32px rgba(37, 56, 255, 0.15);
    border: 1px solid rgba(37, 56, 255, 0.1);
    object-fit: contain;
    display: block;
}
.qr-modal__brand {
    display: block;
    margin-top: 18px;
    font-size: 12px;
    color: var(--color-text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
}
.qr-modal__wxid {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin: 18px auto 0;
    padding: 10px 14px;
    background: #f5f7fb;
    border-radius: 10px;
    max-width: 280px;
}
.qr-modal__wxid-label {
    font-size: 13px;
    color: var(--color-text-muted);
}
.qr-modal__wxid-value {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text-strong);
    letter-spacing: 1px;
    user-select: all;
}
.qr-modal__copy {
    appearance: none;
    border: none;
    cursor: pointer;
    padding: 8px 16px;
    border-radius: 999px;
    background: linear-gradient(135deg, #2538ff, #8f00ff);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    line-height: 1;
    transition: opacity 0.2s ease, transform 0.2s ease;
}
.qr-modal__copy:hover {
    opacity: 0.92;
}
.qr-modal__copy:active {
    transform: scale(0.97);
}
.wx-toast {
    position: fixed;
    left: 50%;
    bottom: 80px;
    transform: translate(-50%, 20px);
    background: rgba(20, 22, 38, 0.92);
    color: #fff;
    font-size: 14px;
    line-height: 1.5;
    padding: 10px 18px;
    border-radius: 10px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
    z-index: 10000;
    max-width: 86vw;
    text-align: center;
}
.wx-toast.is-visible {
    opacity: 1;
    transform: translate(-50%, 0);
}
@media (max-width: 540px) {
    .qr-modal__wxid {
        flex-direction: column;
        gap: 8px;
        padding: 12px 16px;
    }
    .qr-modal__copy {
        width: 100%;
        padding: 10px 16px;
        font-size: 14px;
    }
}

/* ---------- Ranking Page: AI Top Hero ---------- */
.ai-top {
    position: relative;
    margin-top: var(--header-height);
    padding: 64px 0 44px;
    text-align: center;
    background:
        radial-gradient(60% 70% at 20% 0%, rgba(37, 56, 255, 0.14), transparent 70%),
        radial-gradient(50% 70% at 85% 10%, rgba(143, 0, 255, 0.16), transparent 70%),
        linear-gradient(180deg, #f3f3ff 0%, #f8f7ff 100%);
    overflow: hidden;
}
.ai-top::before, .ai-top::after {
    content: "";
    position: absolute; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(37, 56, 255, 0.2), transparent);
}
.ai-top::before { top: 0; }
.ai-top::after { bottom: 0; }
.ai-top__img {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 760px;
    max-width: 92%;
    opacity: 0.45;
    pointer-events: none;
}
.ai-top__content { position: relative; z-index: 1; padding: 0 var(--container-padding); }
.ai-top__eyebrow {
    display: inline-flex;
    align-items: center;
    padding: 5px 14px;
    border-radius: var(--radius-pill);
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(6px);
    border: 1px solid rgba(37, 56, 255, 0.16);
    color: var(--color-primary);
    font-size: 12px;
    letter-spacing: 2px;
    font-weight: 600;
    margin-bottom: 18px;
}
.ai-top__title {
    font-size: 46px;
    font-weight: 800;
    color: var(--color-text-strong);
    margin-bottom: 14px;
    letter-spacing: 1px;
    line-height: 1.2;
}
.ai-top__title span {
    background: linear-gradient(135deg, #2538ff, #8f00ff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-right: 10px;
}
.ai-top__lead { font-size: 16px; color: var(--color-text-muted); }
.ai-top__chips {
    list-style: none;
    display: flex; flex-wrap: wrap; justify-content: center; gap: 8px;
    margin: 22px 0 0;
}
.ai-top__chips li {
    padding: 5px 14px;
    border-radius: var(--radius-pill);
    background: rgba(255, 255, 255, 0.75);
    border: 1px solid rgba(37, 56, 255, 0.12);
    font-size: 12.5px;
    color: var(--color-text-muted);
    backdrop-filter: blur(4px);
}

/* ---------- Ranking Page: Workbench ---------- */
.user-page {
    padding: 36px 0 60px;
    background: linear-gradient(180deg, #f6f5ff 0%, var(--color-bg) 50%);
}
.user-page__inner {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Operate workbench */
.operate-box {
    position: relative;
    background:
        linear-gradient(180deg, #ffffff 0%, #fbfbff 100%);
    border-radius: var(--radius-lg);
    padding: 26px 28px 22px;
    box-shadow: 0 18px 50px -22px rgba(37, 56, 255, 0.25);
    border: 1px solid #e8e9ff;
    margin-bottom: 26px;
    overflow: hidden;
}
.operate-box::before {
    content: "";
    position: absolute; inset: 0 0 auto 0; height: 3px;
    background: linear-gradient(90deg, #2538ff, #8f00ff, #2538ff);
    background-size: 200% 100%;
    animation: opBarFlow 6s linear infinite;
}
@keyframes opBarFlow { from { background-position: 0 0; } to { background-position: 200% 0; } }

.operate-box__bar {
    display: flex; align-items: center; justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    padding-bottom: 18px;
    margin-bottom: 22px;
    border-bottom: 1px dashed #e8e9ff;
}
.operate-box__bar-title {
    display: inline-flex; align-items: center; gap: 10px;
    font-size: 16px; font-weight: 700;
    color: var(--color-text-strong);
}
.operate-box__bar-title em {
    font-style: normal;
    font-size: 12px; font-weight: 500;
    color: var(--color-text-muted);
    padding: 3px 10px;
    border-radius: var(--radius-pill);
    background: linear-gradient(135deg, rgba(37,56,255,0.08), rgba(143,0,255,0.08));
    margin-left: 4px;
}
.operate-box__dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: #19d27c;
    box-shadow: 0 0 0 4px rgba(25, 210, 124, 0.18);
    animation: opDotPulse 1.6s ease-in-out infinite;
}
@keyframes opDotPulse {
    0%, 100% { box-shadow: 0 0 0 4px rgba(25, 210, 124, 0.18); }
    50% { box-shadow: 0 0 0 8px rgba(25, 210, 124, 0); }
}
.operate-box__bar-actions { display: flex; gap: 10px; }
.history-button, .reset-btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 7px 16px;
    border-radius: var(--radius-pill);
    background: #fff;
    color: var(--color-text-muted);
    font-size: 13px;
    border: 1px solid #e3e5fb;
    transition: var(--transition-fast);
}
.history-button svg, .reset-btn svg { width: 13px; height: 13px; }
.history-button:hover, .reset-btn:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
    background: #f5f6ff;
}

/* Horizontal step flow */
.step-flow {
    list-style: none;
    display: grid;
    grid-template-columns: 1.85fr 1fr 1fr;
    gap: 18px;
    margin: 0 0 22px;
    counter-reset: step;
}
.step-card {
    position: relative;
    padding: 22px 22px 20px;
    border-radius: var(--radius-md);
    border: 1px solid #ececff;
    background:
        linear-gradient(180deg, #ffffff 0%, #fafbff 100%);
    box-shadow: 0 6px 18px -10px rgba(37, 56, 255, 0.18);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
    display: flex; flex-direction: column; gap: 14px;
}
.step-card:hover {
    transform: translateY(-3px);
    border-color: #d8d9ff;
    box-shadow: 0 14px 26px -14px rgba(37, 56, 255, 0.3);
}
.step-card + .step-card::before {
    content: "";
    position: absolute;
    top: 38px; left: -16px;
    width: 14px; height: 14px;
    border-top: 2px solid #c8c9ff;
    border-right: 2px solid #c8c9ff;
    transform: translateY(-2px) rotate(45deg);
    pointer-events: none;
}
.step-card__head {
    display: flex; align-items: flex-start; gap: 12px;
}
.step-card__no {
    font-family: "Segoe UI", "Inter", sans-serif;
    font-size: 28px; font-weight: 800; line-height: 1;
    background: linear-gradient(135deg, #2538ff, #8f00ff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    letter-spacing: -1px;
    flex-shrink: 0;
    padding-top: 2px;
}
.step-card__meta { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.step-card__label {
    display: inline-block;
    font-size: 11px; letter-spacing: 1.5px;
    color: var(--color-primary);
    font-weight: 600;
    text-transform: uppercase;
}
.step-card__title {
    font-size: 15px; font-weight: 700;
    color: var(--color-text-strong);
    line-height: 1.4;
}
.step-card__tip {
    font-size: 12.5px; color: var(--color-text-muted);
    line-height: 1.6;
    padding-left: 2px;
}

/* AI platform list inside step 1 */
.ai-list {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 10px;
}
.item-ai {
    position: relative;
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    padding: 14px 6px 12px;
    border-radius: var(--radius-md);
    border: 1.5px solid #e8e9ff;
    background: #fff;
    transition: var(--transition-fast);
    overflow: hidden;
}
.item-ai img { width: 34px; height: 34px; }
.item-ai span { font-size: 12.5px; color: var(--color-text-strong); }
.item-ai:hover { border-color: var(--color-primary); transform: translateY(-2px); }
.item-ai.is-active {
    border-color: transparent;
    background:
        linear-gradient(#fff, #fff) padding-box,
        linear-gradient(135deg, #2538ff, #8f00ff) border-box;
    box-shadow: 0 8px 18px -8px rgba(37,56,255,0.4);
}
.item-ai.is-active::after {
    content: "";
    position: absolute; top: 6px; right: 6px;
    width: 14px; height: 14px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2538ff, #8f00ff);
    box-shadow: 0 0 0 3px #fff inset;
}

/* Input fields */
.input-box {
    margin: 0;
}
.input-box input {
    width: 100%;
    padding: 13px 16px;
    border: 1.5px solid #e8e9ff;
    border-radius: 10px;
    background: #f8f8ff;
    outline: 0;
    transition: var(--transition-fast);
    font-size: 14px;
    color: var(--color-text-strong);
}
.input-box input::placeholder { color: #b3b5d6; }
.input-box input:focus {
    border-color: var(--color-primary);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(37,56,255,0.08);
}

.hint {
    display: inline-flex; align-items: center; gap: 6px;
    font-size: 12px;
    color: var(--color-text-muted);
    margin: 0;
    padding: 4px 0 0;
}
.hint-icon { width: 14px; height: 14px; flex-shrink: 0; }

/* Footer with legend + query button */
.operate-box__footer {
    display: flex; align-items: center; justify-content: space-between;
    flex-wrap: wrap;
    gap: 14px;
    padding: 18px 20px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, rgba(37,56,255,0.04) 0%, rgba(143,0,255,0.04) 100%);
    border: 1px dashed #d9dafd;
}
.operate-box__legend {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 13px;
    color: var(--color-text-muted);
    margin: 0;
}
.operate-box__legend svg {
    width: 16px; height: 16px;
    color: var(--color-primary);
    flex-shrink: 0;
}
.query-button {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 14px 30px;
    background: linear-gradient(135deg, #2538ff 0%, #8f00ff 100%);
    color: #fff;
    border-radius: var(--radius-pill);
    font-size: 15px;
    font-weight: 600;
    box-shadow: 0 10px 24px -6px rgba(37, 56, 255, 0.45);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), gap var(--transition-fast);
    position: relative;
    overflow: hidden;
}
.query-button::before {
    content: "";
    position: absolute; inset: 0;
    background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,0.4) 50%, transparent 70%);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}
.query-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 30px -6px rgba(37, 56, 255, 0.55);
    gap: 14px;
}
.query-button:hover::before { transform: translateX(100%); }
.query-button svg { width: 16px; height: 16px; }
.query-button__arrow { font-size: 18px; line-height: 1; }

/* Result dashboard */
.result-box {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 26px 28px 28px;
    box-shadow: 0 18px 50px -22px rgba(37, 56, 255, 0.18);
    border: 1px solid #ececff;
}
.result-head {
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 22px;
    padding-bottom: 18px;
    border-bottom: 1px solid #f0f1ff;
}
.result-head__left { display: flex; align-items: center; gap: 14px; }
.result-head__badge {
    display: inline-flex; align-items: center; justify-content: center;
    min-width: 56px;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, #2538ff, #8f00ff);
    color: #fff;
    font-size: 12px; letter-spacing: 2px; font-weight: 700;
}
.result-head__title {
    font-size: 19px; font-weight: 700; color: var(--color-text-strong);
    line-height: 1.2;
    margin-bottom: 4px;
}
.result-head__sub {
    font-size: 12.5px; color: var(--color-text-muted);
    margin: 0;
}
.result-head__right { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.result-meta {
    font-size: 12.5px;
    color: var(--color-text-grey);
    padding: 6px 12px;
    border-radius: var(--radius-pill);
    background: #f5f6ff;
}
.history-button--right { padding: 7px 16px; }

/* Summary metric tiles */
.result-summary {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    margin-bottom: 24px;
}
.summary-card {
    position: relative;
    display: flex; align-items: center; gap: 14px;
    padding: 18px 18px;
    border-radius: var(--radius-md);
    overflow: hidden;
    color: #fff;
    box-shadow: 0 10px 22px -12px rgba(37, 56, 255, 0.4);
}
.summary-card::after {
    content: "";
    position: absolute; right: -20px; bottom: -30px;
    width: 110px; height: 110px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.12);
}
.summary-card--blue   { background: linear-gradient(135deg, #2538ff, #5b6cff); }
.summary-card--violet { background: linear-gradient(135deg, #6e1bff, #b73aff); }
.summary-card--pink   { background: linear-gradient(135deg, #ff3d8b, #ff6f59); }
.summary-card--green  { background: linear-gradient(135deg, #00a572, #19d27c); }
.summary-card__icon {
    display: inline-flex; align-items: center; justify-content: center;
    width: 44px; height: 44px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
    flex-shrink: 0;
    z-index: 1;
}
.summary-card__icon svg { width: 22px; height: 22px; }
.summary-card__body { position: relative; z-index: 1; }
.summary-card__label {
    display: block;
    font-size: 12.5px;
    color: rgba(255, 255, 255, 0.85);
    font-weight: 500;
    margin-bottom: 6px;
    letter-spacing: 0.5px;
}
.summary-card__num {
    font-size: 26px;
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.5px;
}

/* Result tabs */
.result-tabs {
    display: flex; align-items: center; gap: 6px;
    flex-wrap: wrap;
    padding: 6px;
    background: #f6f7ff;
    border-radius: 12px;
    margin-bottom: 18px;
}
.result-tab {
    padding: 8px 18px;
    border-radius: 8px;
    background: transparent;
    color: var(--color-text-muted);
    font-size: 13.5px;
    font-weight: 500;
    transition: var(--transition-fast);
}
.result-tab:hover { color: var(--color-primary); background: rgba(255, 255, 255, 0.7); }
.result-tab.is-active {
    background: #fff;
    color: var(--color-primary);
    box-shadow: 0 4px 10px -4px rgba(37, 56, 255, 0.25);
}
.result-export {
    padding: 7px 16px;
    border-radius: var(--radius-pill);
    background: linear-gradient(135deg, rgba(37,56,255,0.08), rgba(143,0,255,0.08));
    color: var(--color-primary);
    font-size: 13px;
    font-weight: 500;
    display: inline-flex; align-items: center; gap: 6px;
    border: 1px solid rgba(37, 56, 255, 0.18);
    transition: var(--transition-fast);
}
.result-export img { width: 14px; height: 14px; }
.result-export:hover {
    background: linear-gradient(135deg, #2538ff, #8f00ff);
    color: #fff;
    border-color: transparent;
}

/* Result table */
.result-table__head, .result-table__row {
    display: grid;
    grid-template-columns: 1fr 2fr 1.2fr 0.8fr 1fr 1fr;
    gap: 12px;
    padding: 14px 16px;
    align-items: center;
    font-size: 13.5px;
}
.result-table__head {
    background: #f6f7ff;
    color: var(--color-text-muted);
    font-weight: 600;
    border-radius: 10px;
    letter-spacing: 0.5px;
}
.result-empty {
    padding: 60px 0 48px;
    text-align: center;
    color: var(--color-text-grey);
}
.result-empty__icon { width: 80px; opacity: 0.55; margin: 0 auto 14px; }
.result-empty p { font-size: 13.5px; }

/* ---------- Ranking Page: Reserve Panel ---------- */
.reserve {
    padding: 60px 0;
    background: linear-gradient(135deg, #2538ff 0%, #6128ff 60%, #8f00ff 100%) center/cover no-repeat;
    color: #fff;
    position: relative;
    overflow: hidden;
}
.reserve::before {
    content: '';
    position: absolute; inset: 0;
    background-image: url('../images/bar.png');
    background-size: cover; background-position: center;
    opacity: 0.18;
    pointer-events: none;
}
.reserve__box {
    position: relative; z-index: 1;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 50px;
    align-items: center;
}
.reserve__title-text { font-size: 30px; font-weight: 700; line-height: 1.35; margin-bottom: 14px; }
.reserve__title-accent {
    background: linear-gradient(135deg, #ffe086, #ffae00);
    -webkit-background-clip: text; background-clip: text; color: transparent;
}
.reserve__sub { font-size: 15px; color: rgba(255,255,255,0.86); line-height: 1.7; }
.reserve__information {
    display: flex; gap: 24px;
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 28px;
    color: var(--color-text-strong);
}
.reserve__qr {
    flex: 0 0 200px;
    display: flex; flex-direction: column; align-items: center;
    gap: 14px;
    background: linear-gradient(180deg, #f6f5ff, #ecedfd);
    border-radius: var(--radius-md);
    padding: 20px 16px;
}
.reserve__qr-icon { width: 48px; height: 48px; }
.reserve__qr-card { text-align: center; }
.reserve__qr-text { font-size: 13px; color: var(--color-text-strong); font-weight: 500; margin-bottom: 8px; }
.reserve__qr-card img { width: 130px; height: 130px; border-radius: 6px; }
.reserve__form { flex: 1; display: flex; flex-direction: column; gap: 14px; }
.reserve__form h3 { font-size: 18px; font-weight: 700; color: var(--color-text-strong); margin-bottom: 4px; }
.reserve__field {
    display: flex; align-items: center;
    background: var(--color-bg-soft);
    border-radius: var(--radius-pill);
    padding: 0 18px;
    border: 1px solid transparent;
    transition: var(--transition-fast);
}
.reserve__field:focus-within { background: #fff; border-color: var(--color-primary); }
.reserve__field-asterisk { color: var(--color-danger); margin-right: 4px; }
.reserve__field input {
    flex: 1;
    padding: 12px 0;
    background: transparent;
    border: 0;
    outline: 0;
    font-size: 14px;
}
.reserve__submit {
    padding: 12px;
    background: linear-gradient(135deg, #2538ff, #8f00ff);
    color: #fff;
    border-radius: var(--radius-pill);
    font-size: 15px;
    font-weight: 500;
    box-shadow: 0 8px 18px rgba(37,56,255,0.3);
    transition: transform var(--transition-fast);
}
.reserve__submit:hover { transform: translateY(-2px); }

.about-text__num {
    color: var(--color-primary);
    font-weight: 700;
    margin: 0 2px;
}

/* ---------- News Page: Banner ---------- */
.news-banner-section {
    margin-top: var(--header-height);
    padding: 70px 0 60px;
    background: url('../images/z_01.png') center/cover no-repeat,
                linear-gradient(180deg, #eef0ff 0%, #f6f5ff 100%);
    position: relative;
}
.news-banner-section::before {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(180deg, rgba(244,244,249,0.4) 0%, rgba(244,244,249,0.85) 100%);
}
.news-banner-content {
    position: relative;
    text-align: center;
    max-width: 1100px;
    margin: 0 auto;
}
.news-banner-title {
    font-size: 30px;
    font-weight: 700;
    color: var(--color-text-strong);
    line-height: 1.4;
}
.news-banner-title .highlight {
    background: linear-gradient(135deg, var(--color-primary), #8f00ff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-weight: 800;
    margin-right: 4px;
}

/* ---------- News Page: Main layout ---------- */
.news-main-section {
    padding: 50px 0 70px;
    background: var(--color-bg);
}
.news-content-wrapper {
    display: block;
}

/* Articles grid */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.article-card {
    background: #fff;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    border: 1px solid rgba(26, 34, 51, 0.04);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    display: flex; flex-direction: column;
    color: inherit;
}
.article-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card-hover); }
.article-image {
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: #f0f0f0;
}
.article-image img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform var(--transition-slow);
}
.article-card:hover .article-image img { transform: scale(1.04); }
.article-content {
    padding: 18px 18px 16px;
    flex: 1;
    display: flex; flex-direction: column;
    gap: 10px;
}
.article-title {
    font-size: 15.5px;
    font-weight: 700;
    color: var(--color-text-strong);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.article-description {
    font-size: 13px;
    color: var(--color-text-muted);
    line-height: 1.65;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.article-meta {
    display: flex; justify-content: space-between; align-items: center;
    padding-top: 10px;
    border-top: 1px dashed var(--color-border);
    font-size: 12.5px;
}
.article-category {
    color: var(--color-primary);
    background: var(--color-bg-light);
    padding: 3px 10px;
    border-radius: var(--radius-pill);
    font-size: 12px;
}
.article-date { color: var(--color-text-grey); }

/* Pagination */
.pagination {
    display: flex; justify-content: center; align-items: center; gap: 6px;
    margin-top: 40px;
}
.pagination__btn {
    min-width: 36px;
    height: 36px;
    padding: 0 10px;
    border-radius: var(--radius-sm);
    background: #fff;
    color: var(--color-text-strong);
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 14px;
    border: 1px solid var(--color-border);
    transition: var(--transition-fast);
}
.pagination__btn:hover { color: var(--color-primary); border-color: var(--color-primary); }
.pagination__btn.is-active {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-soft));
    color: #fff;
    border-color: transparent;
}
.pagination__btn--prev, .pagination__btn--next { font-size: 18px; line-height: 1; }
.pagination__ellipsis { color: var(--color-text-grey); padding: 0 6px; }

/* Sidebar */
.news-sidebar-column {
    display: flex; flex-direction: column;
    gap: 20px;
    position: sticky;
    top: calc(var(--header-height) + 16px);
}
.sidebar-card {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 22px 20px;
    box-shadow: var(--shadow-card);
    border: 1px solid rgba(26, 34, 51, 0.04);
}
.sidebar-section-title {
    display: flex; align-items: center; gap: 8px;
    padding-bottom: 14px;
    margin-bottom: 14px;
    border-bottom: 1px solid var(--color-border);
}
.sidebar-section-title img { width: 22px; height: 22px; }
.sidebar-section-title .title-icon {
    width: 4px; height: 18px;
    background: linear-gradient(180deg, var(--color-primary), var(--color-primary-soft));
    border-radius: 2px;
}
.sidebar-section-title h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-text-strong);
}

/* Author profile */
.author-profile { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; }
.author-avatar {
    width: 64px; height: 64px;
    border-radius: 50%;
    overflow: hidden;
    background: linear-gradient(135deg, #eef2ff, #dbeafe);
    flex-shrink: 0;
}
.author-avatar img { width: 100%; height: 100%; object-fit: cover; }
.author-name { font-size: 18px; font-weight: 700; color: var(--color-text-strong); margin-bottom: 2px; }
.author-bio {
    font-size: 12.5px;
    color: #fff;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-soft));
    padding: 2px 10px;
    border-radius: var(--radius-pill);
    display: inline-block;
}
.author-description {
    font-size: 13px;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: 16px;
}
.scan-code-section {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 16px;
    align-items: center;
    padding: 14px;
    background: linear-gradient(135deg, #f6f5ff 0%, #ecedfd 100%);
    border-radius: var(--radius-md);
}
.scan-code-title { font-size: 14px; font-weight: 700; color: var(--color-text-strong); margin-bottom: 6px; }
.scan-code-text p { font-size: 12.5px; color: var(--color-text-muted); line-height: 1.5; }
.qr-code-area img {
    width: 84px; height: 84px;
    border-radius: 6px;
    background: #fff;
    padding: 4px;
}

/* Hot articles list */
.hot-articles-list {
    list-style: none;
    counter-reset: hot-counter;
    margin: 0; padding: 0;
}
.hot-article-item {
    display: grid;
    grid-template-columns: 32px 1fr auto;
    gap: 8px;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px dashed var(--color-border);
}
.hot-article-item:last-child { border-bottom: 0; }
.article-number {
    width: 24px; height: 24px;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: 4px;
    background: var(--color-bg-soft);
    color: var(--color-text-grey);
    font-size: 12px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}
.hot-article-item:nth-child(1) .article-number {
    background: linear-gradient(135deg, #ff5765, #ff2a3b);
    color: #fff;
}
.hot-article-item:nth-child(2) .article-number {
    background: linear-gradient(135deg, #ff9554, #ff7a00);
    color: #fff;
}
.hot-article-item:nth-child(3) .article-number {
    background: linear-gradient(135deg, #ffd54f, #ffae00);
    color: #fff;
}
.hot-title {
    font-size: 13.5px;
    color: var(--color-text-strong);
    line-height: 1.5;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: color var(--transition-fast);
}
.hot-title:hover { color: var(--color-primary); }
.hot-date { font-size: 12px; color: var(--color-text-grey); white-space: nowrap; }

/* Filter chips */
.filter-boxs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.filter-chip {
    padding: 6px 14px;
    border-radius: var(--radius-pill);
    background: var(--color-bg-soft);
    color: var(--color-text-muted);
    font-size: 12.5px;
    border: 1px solid var(--color-border);
    transition: var(--transition-fast);
    cursor: pointer;
}
.filter-chip:hover { color: var(--color-primary); border-color: var(--color-primary); }
.filter-chip.is-active {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-soft));
    color: #fff;
    border-color: transparent;
}
.filter-chip b { font-weight: 600; }

/* ---------- News Detail: Breadcrumb ---------- */
.breadcrumb-section {
    margin-top: var(--header-height);
    padding: 18px 0;
    background: #fff;
    border-bottom: 1px solid var(--color-border);
    font-size: 13.5px;
}
.breadcrumb-nav {
    display: flex; align-items: center; gap: 6px;
    flex-wrap: wrap;
    color: var(--color-text-muted);
}
.breadcrumb-nav li { display: inline-flex; align-items: center; gap: 6px; }
.breadcrumb-icon { width: 16px; height: 16px; }
.breadcrumb-nav a { color: var(--color-text-muted); transition: color var(--transition-fast); }
.breadcrumb-nav a:hover { color: var(--color-primary); }
.breadcrumb-sep { color: var(--color-text-grey); }
.breadcrumb-current { color: var(--color-text-strong); max-width: 400px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ---------- News Detail: Main ---------- */
.article-main-section {
    padding: 40px 0 70px;
    background: var(--color-bg);
}
.article-main-section > .container-layout {
    max-width: 1440px;
}
.article-main-section .article-content-wrapper {
    display: block;
}
.article-content-column {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 48px 64px;
    box-shadow: var(--shadow-card);
    border: 1px solid rgba(26, 34, 51, 0.04);
}

/* Article header */
.article-header { padding-bottom: 22px; border-bottom: 1px solid var(--color-border); margin-bottom: 30px; }
.article-content-column .article-title {
    font-size: 30px;
    font-weight: 700;
    color: var(--color-text-strong);
    line-height: 1.4;
    margin-bottom: 18px;
    -webkit-line-clamp: unset;
    display: block;
}
.article-content-column .article-meta {
    display: flex; flex-wrap: wrap; align-items: center; gap: 12px;
    padding: 0;
    border: 0;
    font-size: 13.5px;
    color: var(--color-text-muted);
}
.article-content-column .article-category { background: var(--color-bg-light); color: var(--color-primary); padding: 3px 12px; border-radius: var(--radius-pill); font-size: 12.5px; }
.article-content-column .article-divider { color: var(--color-border); }
.article-author, .article-date, .article-views { color: var(--color-text-muted); }

/* Article body */
.article-body { color: #2c3038; font-size: 15.5px; line-height: 1.95; }
.article-body p { margin: 18px 0; }
.article-body p:first-child { margin-top: 0; }
.article-body strong { color: var(--color-text-strong); font-weight: 600; }
.article-body em { color: var(--color-primary); font-style: normal; font-weight: 500; }

.article-figure {
    margin: 30px -8px;
    text-align: center;
}
.article-figure img {
    width: 100%;
    border-radius: var(--radius-md);
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
}
.article-figure--center { max-width: 480px; margin-inline: auto; }
.article-figure figcaption {
    margin-top: 12px;
    font-size: 13px;
    color: var(--color-text-grey);
}

.article-h2 {
    margin: 40px 0 18px;
    padding: 0 0 0 16px;
    font-size: 22px;
    font-weight: 700;
    color: var(--color-text-strong);
    position: relative;
    line-height: 1.4;
}
.article-h2 .h2-mark {
    position: absolute; left: 0; top: 50%;
    transform: translateY(-50%);
    width: 5px; height: 22px;
    background: linear-gradient(180deg, var(--color-primary), #8f00ff);
    border-radius: 3px;
}
.article-h3 {
    margin: 28px 0 12px;
    font-size: 17px;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.5;
}

.article-quote {
    margin: 26px 0;
    padding: 18px 22px;
    background: linear-gradient(135deg, #f0f4ff, #f9f5ff);
    border-left: 4px solid var(--color-primary);
    border-radius: 6px;
}
.article-quote p { margin: 0; color: var(--color-text-strong); }

.article-list { margin: 20px 0; padding-left: 0; list-style: none; }
.article-list li {
    position: relative;
    padding: 6px 0 6px 28px;
    color: var(--color-text-strong);
}
.article-list li::before {
    content: '';
    position: absolute; left: 0; top: 16px;
    width: 16px; height: 4px;
    background: linear-gradient(90deg, var(--color-primary), #8f00ff);
    border-radius: 2px;
}

/* Article footer: tags + share */
.article-footer {
    display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; align-items: center;
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid var(--color-border);
}
.article-tags { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.tag-label { font-size: 13.5px; color: var(--color-text-muted); }
.article-tag {
    padding: 4px 14px;
    border-radius: var(--radius-pill);
    background: var(--color-bg-soft);
    color: var(--color-text-strong);
    font-size: 12.5px;
    border: 1px solid var(--color-border);
    transition: var(--transition-fast);
}
.article-tag:hover { color: var(--color-primary); border-color: var(--color-primary); }
.article-share { display: flex; align-items: center; gap: 8px; }
.share-label { font-size: 13.5px; color: var(--color-text-muted); margin-right: 4px; }
.share-btn {
    width: 32px; height: 32px;
    border-radius: 50%;
    background: var(--color-bg-soft);
    color: var(--color-text-muted);
    display: inline-flex; align-items: center; justify-content: center;
    transition: var(--transition-fast);
}
.share-btn svg { width: 16px; height: 16px; }
.share-btn:hover { background: var(--color-primary); color: #fff; }

/* Prev / Next */
.article-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 28px;
}
.article-nav__item {
    padding: 16px 18px;
    background: var(--color-bg-soft);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    transition: var(--transition-fast);
    display: flex; flex-direction: column; gap: 6px;
}
.article-nav__item--next { text-align: right; align-items: flex-end; }
.article-nav__item:hover { border-color: var(--color-primary); background: #fff; transform: translateY(-2px); box-shadow: var(--shadow-card); }
.article-nav__label { font-size: 12.5px; color: var(--color-text-grey); }
.article-nav__title { font-size: 14.5px; color: var(--color-text-strong); font-weight: 500; }

/* Related */
.article-related { margin-top: 40px; }
.article-related__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; padding-left: 14px; border-left: 4px solid var(--color-primary); }
.article-related__title { font-size: 20px; font-weight: 700; color: var(--color-text-strong); }
.article-related__more { font-size: 13.5px; color: var(--color-primary); transition: var(--transition-fast); }
.article-related__more:hover { letter-spacing: 0.4px; }
.article-related__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.article-related__grid .article-card { box-shadow: var(--shadow-card); }
.article-related__grid .article-content { padding: 14px 14px 12px; gap: 8px; }
.article-related__grid .article-title { font-size: 14.5px; -webkit-line-clamp: 2; }
.article-related__grid .article-image { aspect-ratio: 16/9; }

/* Sidebar TOC */
.sidebar-toc .article-toc {
    list-style: decimal;
    padding-left: 22px;
    margin: 0;
    counter-reset: toc;
}
.sidebar-toc .article-toc li { padding: 8px 0; border-bottom: 1px dashed var(--color-border); }
.sidebar-toc .article-toc li:last-child { border-bottom: 0; }
.sidebar-toc .article-toc a {
    font-size: 13.5px;
    color: var(--color-text-strong);
    line-height: 1.55;
    transition: color var(--transition-fast);
}
.sidebar-toc .article-toc a:hover { color: var(--color-primary); }

/* ============ RESPONSIVE ============ */
@media (max-width: 1280px) {
    .site-header__inner { gap: 20px; }
    .nav-menu > li > a { padding: 8px 12px; font-size: 14px; }
    .header-actions { gap: 12px; }
    .header-phone__label { display: none; }
    .header-phone__number { font-size: 16px; }
    .header-phone { padding: 5px 12px 5px 5px; }
}
@media (max-width: 1100px) {
    .banner-section { padding: 72px 0 90px; }
    .banner-title { font-size: 48px; }
    .banner-subtitle { font-size: 19px; }
    .banner-stats { gap: 48px; }
    .banner-stat + .banner-stat::before { left: -24px; }
    .banner-stat strong { font-size: 38px; }
    .ai-product-list { grid-template-columns: repeat(6, 1fr); }
}
@media (max-width: 1024px) {
    .nav-menu { display: none; position: fixed; top: var(--header-height); left: 0; right: 0; background: #fff; flex-direction: column; padding: 16px var(--container-padding); align-items: stretch; gap: 4px; box-shadow: var(--shadow-elevated); }
    .nav-menu.is-open { display: flex; }
    .nav-menu > li { width: 100%; }
    .nav-menu > li > a { display: block; padding: 12px 16px; border-radius: var(--radius-md); }
    .nav-menu > li > a.is-active { box-shadow: none; }
    .mobile-menu-toggle { display: inline-flex; }
    .header-phone__meta { display: none; }
    .header-phone { padding: 4px; background: transparent; }
    .header-phone:hover { background: rgba(37, 56, 255, 0.08); }
    .header-login { display: none; }
    .advantage-bento { grid-template-columns: repeat(2, 1fr); }
    .advantage-bento .bento-card--hero,
    .advantage-bento .bento-card--accent { grid-column: span 2; }
    .timeline-item { grid-template-columns: 130px 1px 1fr; gap: 24px; }
    .timeline-item__index { font-size: 80px; }
    .compare-table__head,
    .compare-row { grid-template-columns: 130px 1fr 1fr; }
    .cases-grid { grid-template-columns: repeat(3, 1fr); }
    .process-grid { grid-template-columns: repeat(3, 1fr); }
    .recognition-grid { grid-template-columns: repeat(3, 1fr); }
    .news-magazine { grid-template-columns: 1fr; }
    .geo-news__head { align-items: flex-start; }
    .honor-strip__inner { grid-template-columns: repeat(4, 1fr); gap: 14px; }
    .footer-simple { justify-content: center; text-align: center; gap: 16px; }
    .about-wrap { grid-template-columns: 1fr; gap: 30px; }
    .form-submission__inner { grid-template-columns: 1fr; }
    .ai-chat__keywords { display: none; }
}
@media (max-width: 1200px) {
    .articles-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 1100px) {
    .article-main-section .article-content-wrapper { grid-template-columns: 1fr; }
    .article-related__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 1024px) {
    .step-flow { grid-template-columns: 1fr; }
    .step-card + .step-card::before {
        top: -16px; left: 50%;
        transform: translateX(-50%) rotate(135deg);
    }
    .ai-list { grid-template-columns: repeat(5, 1fr); }
}

@media (max-width: 900px) {
    .ai-list { grid-template-columns: repeat(3, 1fr); }
    .reserve__box { grid-template-columns: 1fr; }
    .reserve__information { flex-direction: column; }
    .reserve__qr { flex: none; width: 100%; }
    .result-summary { grid-template-columns: repeat(2, 1fr); }
    .result-tabs { gap: 6px; }
    .articles-grid { grid-template-columns: repeat(2, 1fr); }
    .operate-box__footer { flex-direction: column; align-items: stretch; }
    .query-button { justify-content: center; }
    .result-head__right { width: 100%; justify-content: flex-start; }
}

@media (max-width: 768px) {
    :root { --container-padding: 16px; }
    .ai-top { padding: 48px 0 32px; }
    .ai-top__title { font-size: 30px; }
    .ai-top__chips { gap: 6px; }
    .ai-top__chips li { font-size: 11.5px; padding: 4px 10px; }
    .operate-box { padding: 22px 18px 18px; }
    .operate-box__bar { padding-bottom: 14px; margin-bottom: 16px; }
    .operate-box__bar-title em { display: none; }
    .step-card { padding: 18px 16px 16px; }
    .step-card__no { font-size: 24px; }
    .ai-list { grid-template-columns: repeat(2, 1fr); gap: 8px; }
    .item-ai { padding: 12px 4px 10px; }
    .item-ai img { width: 30px; height: 30px; }
    .result-box { padding: 20px 18px 22px; }
    .result-summary { grid-template-columns: 1fr 1fr; gap: 10px; }
    .summary-card { padding: 14px 14px; gap: 10px; }
    .summary-card__icon { width: 38px; height: 38px; }
    .summary-card__num { font-size: 22px; }
    .result-table__head, .result-table__row { grid-template-columns: 1fr 1fr; font-size: 12px; }
    .news-banner-title { font-size: 22px; }
    .articles-grid { grid-template-columns: 1fr; }
    .sidebar-card { flex: 1 1 100%; }
    .scan-code-section { grid-template-columns: 1fr; text-align: center; }
    .qr-code-area { display: flex; justify-content: center; }
    .article-content-column { padding: 24px 18px; }
    .article-content-column .article-title { font-size: 22px; }
    .article-h2 { font-size: 18px; }
    .article-nav { grid-template-columns: 1fr; }
    .article-nav__item--next { text-align: left; align-items: flex-start; }
    .article-related__grid { grid-template-columns: 1fr; }
    .breadcrumb-current { max-width: 200px; }
    .article-footer { flex-direction: column; align-items: flex-start; }
    .section-title { font-size: 26px; }
    .banner-section { padding: 56px 0 70px; }
    .banner-title { font-size: 34px; line-height: 1.2; }
    .banner-subtitle { font-size: 17px; }
    .banner-eyebrow { font-size: 12px; padding: 6px 14px; }
    .banner-stats { gap: 28px; margin-bottom: 36px; }
    .banner-stat + .banner-stat::before { display: none; }
    .banner-stat strong { font-size: 32px; }
    .banner-stat strong small { font-size: 18px; }
    .banner-cta { justify-content: center; margin-bottom: 40px; }
    .banner-cta__btn { padding: 13px 24px; font-size: 14px; }
    .banner-platforms { padding: 18px 16px 14px; }
    .ai-product-list { grid-template-columns: repeat(3, 1fr); }
    .ai-product-item { padding: 18px 10px; }
    .ai-product-item img { height: 80px; }
    .advantage-bento { grid-template-columns: 1fr; }
    .advantage-bento .bento-card,
    .advantage-bento .bento-card--hero,
    .advantage-bento .bento-card--accent { grid-column: span 1; }
    .bento-card__metrics { grid-template-columns: repeat(3, 1fr); gap: 12px; }
    .bento-card__metrics strong { font-size: 24px; }
    .bento-card__num { font-size: 56px; top: 14px; right: 18px; }
    .timeline-item {
        grid-template-columns: 1fr;
        gap: 12px;
        padding: 28px 0;
    }
    .timeline-item__rail { display: none; }
    .timeline-item__index { font-size: 64px; line-height: 0.9; }
    .timeline-item__index::after { display: none; }
    .timeline-item:nth-child(even) .timeline-item__body { padding-left: 0; }
    .compare-table__head { display: none; }
    .compare-row {
        grid-template-columns: 1fr;
        gap: 10px;
        padding: 14px;
        background: #fff;
        border: 1px solid var(--color-border);
        border-radius: 16px;
    }
    .compare-row__dim {
        flex-direction: row;
        gap: 10px;
        padding: 10px 14px;
        background: transparent;
        border: 0;
        border-bottom: 1px dashed var(--color-border);
        border-radius: 0;
        justify-content: flex-start;
    }
    .compare-row__dim-num { font-size: 22px; }
    .compare-row__cell { padding: 14px 16px; font-size: 14px; }
    .compare-row__cell--legacy { background: var(--color-bg-soft); border: 0; }
    .ai-chat__keywords { display: none; }
    .ai-chat__bar { padding: 12px 14px; gap: 10px; }
    .ai-chat__title { font-size: 12px; }
    .ai-chat__feed { padding: 20px 16px; }
    .ai-chat__platforms { padding: 14px 16px; flex-wrap: wrap; gap: 10px; }
    .cases-grid { grid-template-columns: repeat(2, 1fr); }
    .process-grid { grid-template-columns: repeat(2, 1fr); }
    .recognition-grid { grid-template-columns: repeat(2, 1fr); }
    .news-feature__body { padding: 22px 20px 24px; }
    .news-feature__title { font-size: 19px; }
    .news-ranking { padding: 20px 18px; }
    .news-ranking__num { font-size: 32px; }
    .news-ranking__item { grid-template-columns: 44px 1fr; gap: 10px; }
    .team-sub-grid { grid-template-columns: repeat(2, 1fr); }
    .honor-strip__inner { grid-template-columns: repeat(2, 1fr); }
    .form-submission__form { flex-direction: column; align-items: stretch; }
    .form-field input { width: 100%; }
    .kfside { right: 8px; bottom: 80px; }
    .kfside__item a, .kfside__item button { width: 56px; height: 56px; }
}