/* XiRush Index — modern landing page styles (scoped) */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Noto+Sans+SC:wght@400;500;600;700&display=swap');

html {
    scroll-behavior: smooth;
}

.page-index {
    --bg-deep: #04050d;
    --bg-surface: rgba(14, 16, 32, 0.72);
    --bg-elevated: rgba(22, 26, 48, 0.85);
    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-glow: rgba(0, 240, 212, 0.22);
    --accent: #00f0d4;
    --accent-2: #6b7dff;
    --accent-warm: #ffb347;
    --text-primary: #f4f6fb;
    --text-secondary: #9aa8c4;
    --text-muted: #6b7a96;
    --radius-lg: 20px;
    --radius-md: 14px;
    --radius-sm: 10px;
    --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --shadow-soft: 0 24px 64px rgba(0, 0, 0, 0.45);
    --shadow-glow: 0 0 60px rgba(0, 240, 212, 0.12);
    font-family: 'Inter', 'Noto Sans SC', system-ui, sans-serif;
    padding: 0;
    background: var(--bg-deep);
    overflow-x: hidden;
    animation: none;
}

.page-index * {
    font-family: inherit;
}

/* ── Ambient background ── */
.page-index .ambient {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.page-index .ambient__orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.55;
    animation: orbFloat 18s var(--ease-out) infinite alternate;
}

.page-index .ambient__orb--1 {
    width: 520px;
    height: 520px;
    top: -120px;
    left: -80px;
    background: radial-gradient(circle, rgba(0, 240, 212, 0.35), transparent 70%);
}

.page-index .ambient__orb--2 {
    width: 480px;
    height: 480px;
    top: 30%;
    right: -100px;
    background: radial-gradient(circle, rgba(107, 125, 255, 0.32), transparent 70%);
    animation-delay: -6s;
}

.page-index .ambient__orb--3 {
    width: 400px;
    height: 400px;
    bottom: -80px;
    left: 35%;
    background: radial-gradient(circle, rgba(255, 140, 80, 0.18), transparent 70%);
    animation-delay: -12s;
}

.page-index .ambient__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black, transparent);
}

@keyframes orbFloat {
    from { transform: translate(0, 0) scale(1); }
    to   { transform: translate(30px, -20px) scale(1.08); }
}

/* ── Navbar ── */
.page-index .navbar {
    padding: 0;
    border-bottom: 1px solid var(--border-subtle);
    background: rgba(4, 5, 13, 0.65);
    backdrop-filter: blur(20px) saturate(1.4);
    -webkit-backdrop-filter: blur(20px) saturate(1.4);
    transition: background 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out), border-color 0.4s var(--ease-out);
}

.page-index .navbar.is-scrolled {
    background: rgba(4, 5, 13, 0.92);
    border-color: rgba(0, 240, 212, 0.1);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.page-index .nav-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    max-width: 1320px;
    margin: 0 auto;
    padding: 0.85rem 2rem;
}

.page-index .brand {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-decoration: none;
    transition: opacity 0.3s;
}

.page-index .brand:hover {
    opacity: 0.85;
}

.page-index .nav-menu {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    gap: 0.25rem;
}

.page-index .nav-link {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.5rem 0.9rem;
    border-radius: 8px;
    transition: color 0.25s, background 0.25s, transform 0.25s var(--ease-out);
}

.page-index .nav-link:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.06);
    transform: translateY(-1px);
}

.page-index .nav-link.is-active {
    color: var(--accent);
    background: rgba(0, 240, 212, 0.08);
}

.page-index .lang-switch {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
    border-radius: 8px;
    padding: 0.4rem 0.65rem;
    font-size: 0.82rem;
    font-weight: 600;
    box-shadow: none;
    transition: border-color 0.25s, background 0.25s;
}

.page-index .lang-switch:hover {
    border-color: var(--border-glow);
    background: rgba(0, 240, 212, 0.06);
}

.page-index .online-users {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--text-muted);
    padding: 0.4rem 0.75rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    white-space: nowrap;
}

.page-index .online-users::before {
    content: '';
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 10px var(--accent);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%      { opacity: 0.5; transform: scale(0.85); }
}

/* ── Layout ── */
.page-index .main {
    position: relative;
    z-index: 1;
    padding-top: 72px;
}

.page-index .container {
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 2rem 4rem;
    padding-top: 0;
}

/* ── Hero ── */
.page-index .hero {
    position: relative;
    padding: 5rem 2rem 4rem;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.page-index .hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
    padding: 0.4rem 1rem;
    border-radius: 999px;
    background: rgba(0, 240, 212, 0.08);
    border: 1px solid rgba(0, 240, 212, 0.2);
    margin-bottom: 1.5rem;
}

.page-index .header h1 {
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #ffffff 20%, var(--accent) 60%, var(--accent-2) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: none;
}

.page-index .header .dealer-meta {
    font-size: 0.92rem;
    line-height: 1.7;
    color: var(--text-secondary);
    max-width: 720px;
    margin: 0 auto 2.5rem;
}

.page-index .hero-panel {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    margin-bottom: 0;
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    position: relative;
    overflow: hidden;
}

.page-index .hero-panel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), var(--accent-2), transparent);
    opacity: 0.6;
}

.page-index .hero-copy {
    text-align: center;
}

.page-index .hero-copy h2 {
    font-size: clamp(1.35rem, 3vw, 1.85rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.85rem;
    letter-spacing: -0.02em;
}

.page-index .hero-copy p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.75;
    max-width: 640px;
    margin: 0 auto;
}

.page-index .hero-tags {
    margin: 2rem 0 0;
    justify-content: center;
    gap: 0.65rem;
}

.page-index .hero-tag {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-primary);
    padding: 0.45rem 1rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    transition: border-color 0.3s, background 0.3s, transform 0.3s var(--ease-out);
}

.page-index .hero-tag:hover {
    border-color: var(--border-glow);
    background: rgba(0, 240, 212, 0.06);
    transform: translateY(-2px);
}

.page-index .btn-row {
    gap: 1rem;
    margin-top: 2rem;
}

.page-index .btn-row .contact-btn-link {
    max-width: 280px;
    flex-grow: 0;
}

.page-index .btn-row .contact-btn {
    position: relative;
    overflow: hidden;
    padding: 0.9rem 1.75rem;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--accent), #00c4aa);
    color: #04121a;
    transition: transform 0.35s var(--ease-spring), box-shadow 0.35s;
}

.page-index .btn-row .contact-btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(105deg, transparent 40%, rgba(255, 255, 255, 0.35) 50%, transparent 60%);
    transform: translateX(-120%);
    transition: transform 0.6s var(--ease-out);
}

.page-index .btn-row .contact-btn-link:hover .contact-btn {
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(0, 240, 212, 0.3);
}

.page-index .btn-row .contact-btn-link:hover .contact-btn::after {
    transform: translateX(120%);
}

.page-index .btn-row .contact-btn-link.btn-secondary .contact-btn {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-glow);
}

.page-index .btn-row .contact-btn-link.btn-secondary:hover .contact-btn {
    background: rgba(0, 240, 212, 0.08);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

/* ── Sections ── */
.page-index .section-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent-2);
    margin-bottom: 0.5rem;
}

.page-index .info-section {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 2rem;
    margin-bottom: 1.5rem;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: border-color 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
}

.page-index .info-section:hover {
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-glow);
}

.page-index .info-section h3 {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    margin-bottom: 1.25rem;
}

/* ── Long intro ── */
.page-index .long-intro-wrap {
    border-color: rgba(255, 179, 71, 0.15);
}

.page-index .long-intro-details {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
    transition: border-color 0.3s;
}

.page-index .long-intro-details[open] {
    border-color: rgba(255, 179, 71, 0.2);
}

.page-index .long-intro-details summary {
    color: var(--accent-warm);
    font-weight: 600;
    font-size: 0.95rem;
    list-style: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.25s;
}

.page-index .long-intro-details summary::-webkit-details-marker {
    display: none;
}

.page-index .long-intro-details summary::before {
    content: '▸';
    font-size: 0.75rem;
    transition: transform 0.3s var(--ease-out);
}

.page-index .long-intro-details[open] summary::before {
    transform: rotate(90deg);
}

.page-index .long-intro-text {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    font-size: 0.93rem;
    line-height: 1.8;
}

/* ── Feature bento grid ── */
.page-index .feature-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.page-index .feature-card {
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1.35rem;
    transition: transform 0.4s var(--ease-out), border-color 0.4s, background 0.4s;
    position: relative;
    overflow: hidden;
}

.page-index .feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 0;
    background: linear-gradient(180deg, var(--accent), var(--accent-2));
    border-radius: 0 2px 2px 0;
    transition: height 0.4s var(--ease-out);
}

.page-index .feature-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-glow);
    background: rgba(0, 240, 212, 0.04);
}

.page-index .feature-card:hover::before {
    height: 100%;
}

.page-index .feature-card h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.page-index .feature-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.65;
}

/* ── Timeline ── */
.page-index .timeline {
    gap: 0;
    position: relative;
}

.page-index .timeline::before {
    content: '';
    position: absolute;
    left: 18px;
    top: 24px;
    bottom: 24px;
    width: 2px;
    background: linear-gradient(180deg, var(--accent), var(--accent-2), transparent);
    opacity: 0.35;
}

.page-index .timeline-item {
    padding: 1.25rem 1.25rem 1.25rem 3.5rem;
    background: transparent;
    border: none;
    border-radius: 0;
    position: relative;
    transition: background 0.3s;
}

.page-index .timeline-item:hover {
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--radius-sm);
}

.page-index .timeline-index {
    position: absolute;
    left: 0.65rem;
    top: 1.35rem;
    width: 32px;
    height: 32px;
    font-size: 0.85rem;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    box-shadow: 0 4px 16px rgba(0, 240, 212, 0.25);
}

.page-index .timeline-item h4 {
    font-weight: 600;
    color: var(--text-primary);
}

.page-index .timeline-item p {
    color: var(--text-secondary);
}

/* ── FAQ ── */
.page-index .faq-list details {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 0;
    overflow: hidden;
    transition: border-color 0.3s;
}

.page-index .faq-list details:hover {
    border-color: rgba(255, 255, 255, 0.12);
}

.page-index .faq-list details[open] {
    border-color: var(--border-glow);
}

.page-index .faq-list summary {
    padding: 1rem 1.25rem;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.95rem;
    list-style: none;
    cursor: pointer;
    transition: color 0.25s;
}

.page-index .faq-list summary::-webkit-details-marker {
    display: none;
}

.page-index .faq-list details[open] summary {
    color: var(--accent);
}

.page-index .faq-list p {
    padding: 0 1.25rem 1rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 0;
}

/* ── Dealers ── */
.page-index .dealers-header {
    text-align: center;
    margin: 3rem 0 2rem;
}

.page-index .dealers-header h3 {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--text-primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.5rem;
}

.page-index .dealers-header p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.page-index .dealer-grid {
    gap: 1.25rem;
    margin-top: 0;
    opacity: 1;
    transform: none;
}

.page-index .dealer-card.reveal {
    opacity: 0;
    transform: translateY(20px);
}

.page-index .dealer-card.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.page-index .dealer-card {
    background: var(--bg-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1.75rem 1.5rem;
    min-height: auto;
    display: flex;
    flex-direction: column;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: transform 0.45s var(--ease-out), border-color 0.45s, box-shadow 0.45s;
}

.page-index .dealer-card:hover {
    transform: translateY(-8px);
    border-color: var(--border-glow);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.4), 0 0 40px rgba(0, 240, 212, 0.08);
}

.page-index .avatar {
    width: 72px;
    height: 72px;
    border: 2px solid transparent;
    background: linear-gradient(var(--bg-elevated), var(--bg-elevated)) padding-box,
                linear-gradient(135deg, var(--accent), var(--accent-2)) border-box;
    margin-bottom: 1.25rem;
    transition: transform 0.4s var(--ease-spring);
}

.page-index .dealer-card:hover .avatar {
    transform: scale(1.06);
}

.page-index .dealer-name {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.35rem;
}

.page-index .dealer-info .dealer-meta {
    font-size: 0.82rem;
    color: var(--text-muted);
}

.page-index .cert-badge {
    background: rgba(0, 240, 212, 0.06);
    color: var(--accent);
    border: 1px solid rgba(0, 240, 212, 0.18);
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.3rem 0.7rem;
    border-radius: 6px;
}

.page-index .stats {
    border-top: 1px solid var(--border-subtle);
    margin: 1.25rem 0;
    padding: 1rem 0;
}

.page-index .stat-value {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--accent);
}

.page-index .stat-label {
    font-size: 0.72rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 0.2rem;
}

.page-index .dealer-card .contact-btn {
    margin-top: auto;
    border-radius: 10px;
    padding: 0.75rem;
    font-size: 0.9rem;
    font-weight: 600;
    background: linear-gradient(135deg, var(--accent), #00c4aa);
    color: #04121a;
    transition: transform 0.35s var(--ease-spring), box-shadow 0.35s;
}

.page-index .dealer-card .contact-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 240, 212, 0.28);
}

/* ── Footer ── */
.page-index .footer {
    position: relative;
    z-index: 1;
    border-top: 1px solid var(--border-subtle);
    padding: 2.5rem 0;
    background: rgba(0, 0, 0, 0.3);
}

.page-index .footer-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem 1.25rem;
    margin-bottom: 1rem;
}

.page-index .footer-nav a {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.25s;
}

.page-index .footer-nav a:hover {
    color: var(--accent);
}

.page-index .footer p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ── Scroll reveal ── */
.page-index .reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.page-index .reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.page-index .reveal-delay-1 { transition-delay: 0.1s; }
.page-index .reveal-delay-2 { transition-delay: 0.2s; }
.page-index .reveal-delay-3 { transition-delay: 0.3s; }

/* ── Disable old body effects on index ── */
.page-index::before {
    display: none;
}

/* ── Responsive ── */
@media (max-width: 992px) {
    .page-index .feature-grid {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    .page-index .dealer-grid {
        opacity: 1;
        transform: none;
    }

    /* 手机端直接显示经销商卡片，避免滚动动画导致整块不可见 */
    .page-index .dealer-card.reveal {
        opacity: 1;
        transform: none;
        transition: transform 0.4s var(--ease-out), box-shadow 0.4s;
    }

    .page-index .nav-inner {
        padding: 0.75rem 1.25rem;
        flex-direction: column;
        align-items: stretch;
    }

    .page-index .nav-menu {
        justify-content: center;
    }

    .page-index .online-users {
        width: 100%;
        justify-content: center;
        white-space: normal;
        text-align: center;
    }

    .page-index .hero {
        padding: 3rem 1.25rem 2.5rem;
    }

    .page-index .container {
        padding: 0 1.25rem 3rem;
    }

    .page-index .hero-panel {
        padding: 1.75rem 1.25rem;
    }

    .page-index .timeline::before {
        display: none;
    }

    .page-index .timeline-item {
        padding: 1rem;
        flex-direction: column;
        gap: 0.75rem;
        background: rgba(0, 0, 0, 0.2);
        border-radius: var(--radius-sm);
        margin-bottom: 0.5rem;
    }

    .page-index .timeline-index {
        position: static;
    }
}

@media (max-width: 576px) {
    .page-index .dealer-grid {
        grid-template-columns: 1fr;
    }

    .page-index .navbar {
        position: fixed;
    }

    .page-index .main {
        padding-top: 140px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .page-index .reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .page-index .ambient__orb,
    .page-index .online-users::before {
        animation: none;
    }
}