/* ==================== CSS Variables ==================== */
:root {
    --bg: #09090b;
    --bg-card: #111115;
    --bg-card-hover: #18181d;
    --border: #27272a;
    --text: #f4f4f5;
    --text-muted: #a1a1aa;
    --text-dim: #71717a;
    --accent: #ef4444;
    --accent-glow: rgba(239, 68, 68, 0.25);
    --green: #22c55e;
    --blue: #3b82f6;
    --radius: 12px;
    --radius-lg: 16px;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* ── Noise texture ── */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    opacity: 0.04;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ── Grid background ── */
.grid-bg {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, black 30%, transparent 70%);
}

/* ── Layout ── */
.container {
    position: relative;
    z-index: 1;
    max-width: 860px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ── Top Navigation ── */
.top-nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(9, 9, 11, 0.82);
    backdrop-filter: blur(16px) saturate(1.5);
    -webkit-backdrop-filter: blur(16px) saturate(1.5);
    border-bottom: 1px solid var(--border);
}
.nav-inner {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 56px;
}
.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text);
    font-weight: 700;
    font-size: 15px;
    letter-spacing: -0.01em;
}
.nav-logo img {
    width: 28px;
    height: 28px;
    border-radius: 7px;
}
.ai-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 12px;
    padding: 0 5px;
    margin-left: 4px;
    border-radius: 8px;
    font-size: 7px;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: #fff;
    background: linear-gradient(135deg, #6366f1, #a855f7, #ec4899);
    box-shadow: 0 0 4px rgba(139, 92, 246, 0.3);
    vertical-align: middle;
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
}
.nav-link {
    padding: 6px 14px;
    font-size: 13px;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: 8px;
    transition: color 0.15s, background 0.15s;
}
.nav-link:hover { color: var(--text); background: rgba(255,255,255,0.05); }
.nav-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 18px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
    background: var(--accent);
    color: #fff;
}
.nav-btn:hover {
    background: #dc2626;
    transform: translateY(-1px);
    box-shadow: 0 4px 16px var(--accent-glow);
}
.nav-btn svg { width: 14px; height: 14px; flex-shrink: 0; }

/* ── Mobile Nav Toggle ── */
.mobile-toggle {
    display: none;
    padding: 8px; border-radius: 8px;
    background: none; border: 1px solid var(--border);
    color: var(--text); cursor: pointer;
    flex-shrink: 0;
    align-items: center; justify-content: center;
}
.mobile-toggle svg { width: 20px; height: 20px; }
.mobile-toggle .close-icon { display: none; }
.mobile-toggle.open .menu-icon { display: none; }
.mobile-toggle.open .close-icon { display: block; }

.nav-menu-items {
    display: flex; align-items: center; gap: 4px;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 640px) {
    .mobile-toggle { display: flex; }
    .nav-menu-items {
        display: none;
    }
    .nav-menu-items.expanded {
        display: flex; flex-direction: column; align-items: stretch;
        position: absolute; top: 56px; left: 0; right: 0;
        background: rgba(9, 9, 11, 0.95);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-bottom: 1px solid var(--border);
        padding: 8px 16px; gap: 2px;
        animation: slideDown 0.2s ease;
        z-index: 99;
    }
    .nav-menu-items.expanded .nav-link {
        padding: 12px 14px; font-size: 14px;
        border-radius: 8px; width: 100%;
    }
    .nav-btn { padding: 6px 14px; font-size: 12px; }
}

/* ── Hero ── */
.hero {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 60px 0 56px;
}
.app-icon-wrap {
    position: relative;
    display: inline-block;
    margin-bottom: 24px;
    border-radius: 22px;
}
.app-icon {
    display: block;
    width: 96px;
    height: 96px;
    border-radius: 22px;
    box-shadow: 0 0 40px var(--accent-glow);
}
.app-icon-wrap::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 22px;
    background: linear-gradient(
        135deg,
        transparent 40%,
        rgba(255,255,255,0.12) 45%,
        rgba(255,255,255,0.22) 50%,
        rgba(255,255,255,0.12) 55%,
        transparent 60%
    );
    background-size: 200% 100%;
    animation: icon-shimmer 5s ease-in-out infinite;
    pointer-events: none;
}
@keyframes icon-shimmer {
    0%   { background-position: 200% 0; }
    40%  { background-position: -60% 0; }
    100% { background-position: -60% 0; }
}
.hero h1 {
    font-size: clamp(36px, 6vw, 56px);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: 8px;
}
.hero h1 .accent { color: var(--accent); }
.hero-subtitle {
    font-size: 32px;
    font-weight: 600;
    letter-spacing: 0.06em;
    margin-bottom: 28px;
    color: var(--accent);
}
@keyframes hero-shimmer {
    0%   { background-position: 200% center; }
    100% { background-position: -200% center; }
}
.hero p.desc {
    font-size: 17px;
    color: var(--text-muted);
    max-width: 560px;
    margin: 0 auto 24px;
    line-height: 1.6;
}
.hero .trust-row {
    display: flex;
    justify-content: center;
    gap: 14px;
    flex-wrap: wrap;
    font-size: 13px;
    color: var(--text-dim);
    margin-bottom: 36px;
}
.trust-row span {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}
.trust-dot { width: 5px; height: 5px; border-radius: 50%; background: var(--text-dim); }
.trust-dot.green { background: var(--green); }

.hero .cta-group {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    align-items: center;
}
.appui-wrapper {
    display: flex;
    justify-content: center;
    margin-top: 32px;
}
.appui-img {
    max-width: 70%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.15);
    will-change: transform;
}
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
}
.btn-primary {
    background: #fff;
    color: #000;
}
.btn-primary:hover {
    background: #e4e4e7;
    transform: translateY(-1px);
    box-shadow: 0 8px 30px rgba(255,255,255,0.12);
}
.btn-ghost {
    background: transparent;
    color: var(--text-muted);
    border: 1px solid var(--border);
}
.btn-ghost:hover {
    color: var(--text);
    border-color: var(--text-dim);
}
.btn svg { width: 18px; height: 18px; }

.macos-note {
    margin-top: 28px;
    font-size: 13px;
    color: var(--text-dim);
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}
.macos-note code {
    display: block;
    margin-top: 8px;
    padding: 10px 16px;
    border-radius: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    font-family: "SF Mono", "Fira Code", "Cascadia Code", monospace;
    font-size: 13px;
    color: var(--text);
    overflow-x: auto;
    text-align: left;
}

/* ── Sections ── */
section {
    position: relative;
    z-index: 1;
    padding: 64px 0;
}
section .section-label {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent);
    margin-bottom: 8px;
    margin-top: 24px;
}
section h2 {
    font-size: clamp(26px, 4vw, 36px);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin-bottom: 12px;
}
section .section-desc {
    font-size: 16px;
    color: var(--text-muted);
    max-width: 800px;
    margin-bottom: 40px;
}

/* ── Feature Grid ── */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 16px;
}
.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    transition: background 0.2s, border-color 0.2s;
}
.feature-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--text-dim);
}
.feature-icon {
    width: 40px; height: 40px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 10px;
    margin-bottom: 14px;
    font-size: 20px;
}
.feature-card h3 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 6px;
}
.feature-card p {
    font-size: 13px;
    color: var(--text-dim);
    line-height: 1.5;
}

/* ── Reference Gallery ── */
.reference-gallery-shell {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 28px;
}

.reference-gallery-stage {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    border-radius: 32px;
    overflow: hidden;
    background: #f5f5f7;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
}

.reference-shot {
    position: absolute;
    inset: 0;
    opacity: 0;
    transform: scale(1.015);
    transition: opacity 0.45s ease, transform 0.55s ease;
    pointer-events: none;
}

.reference-shot.active {
    opacity: 1;
    transform: scale(1);
    pointer-events: auto;
}

.reference-shot img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.reference-gallery-tabs {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    width: min(100%, 680px);
    padding: 6px;
    border-radius: 999px;
    background: #e5e5ea;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.reference-gallery-tabs::-webkit-scrollbar {
    display: none;
}

.reference-tab {
    flex: 0 0 auto;
    width: fit-content;
    white-space: nowrap;
    border: none;
    background: transparent;
    color: #3a3a3c;
    padding: 12px 18px;
    min-height: 46px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.25s ease, color 0.25s ease, box-shadow 0.25s ease;
}

.reference-tab.active {
    background: #1d1d1f;
    color: #fff;
    box-shadow: 0 8px 24px rgba(29, 29, 31, 0.18);
}

.reference-gallery-copy {
    max-width: 760px;
    text-align: center;
}

.reference-gallery-copy h3 {
    font-size: clamp(28px, 4vw, 40px);
    line-height: 1.15;
    font-weight: 700;
    color: #f5f5f7;
    margin-bottom: 12px;
}

.reference-gallery-copy p {
    font-size: 17px;
    line-height: 1.6;
    color: var(--text-muted);
    max-width: 720px;
    margin: 0 auto;
}

/* ── Screenshots ── */
.screenshots {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}
.screenshot-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--bg-card);
    cursor: pointer;
    transition: border-color 0.2s, transform 0.2s;
}
.screenshot-card:hover {
    border-color: var(--text-dim);
    transform: scale(1.01);
}
.screenshot-card .placeholder {
    width: 100%;
    aspect-ratio: 16/10;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1a1a1f 0%, #1e1e24 100%);
    color: var(--text-dim);
    font-size: 14px;
    position: relative;
    overflow: hidden;
}
/* 扫光效果 */
.screenshot-card .placeholder::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 3;
    background: linear-gradient(
        105deg,
        transparent 40%,
        rgba(255,255,255,0.04) 45%,
        rgba(255,255,255,0.08) 50%,
        rgba(255,255,255,0.04) 55%,
        transparent 60%
    );
    background-size: 200% 100%;
    animation: shimmer-sweep 2.2s ease-in-out infinite;
    pointer-events: none;
}
/* 视频加载完成后隐藏扫光 */
.screenshot-card .placeholder.loaded::after {
    display: none;
}
@keyframes shimmer-sweep {
    0%   { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}
.screenshot-card .placeholder .mac-window {
    position: absolute;
    top: 12px; left: 16px;
    display: flex; gap: 6px;
}
.mac-dot {
    width: 10px; height: 10px; border-radius: 50%;
}
.mac-dot.r { background: #ff5f57; }
.mac-dot.y { background: #febc2e; }
.mac-dot.g { background: #28c840; }
.screenshot-card .label {
    padding: 14px 16px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
}

/* ── Lightbox ── */
.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: rgba(0,0,0,0.88);
    backdrop-filter: blur(12px);
    align-items: center;
    justify-content: center;
    cursor: pointer;
}
.lightbox.open { display: flex; }
.lightbox .lightbox-content {
    max-width: 90vw;
    max-height: 85vh;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--bg-card);
}
.lightbox .lightbox-content .placeholder-large {
    width: 800px;
    max-width: 80vw;
    aspect-ratio: 16/10;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1a1a1f 0%, #1e1e24 100%);
    color: var(--text-dim);
    font-size: 18px;
}

/* ── FAQ ── */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.faq-item {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-card);
    overflow: hidden;
}
.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 20px;
    background: transparent;
    border: none;
    color: var(--text);
    font-size: 15px;
    font-weight: 500;
    text-align: left;
    cursor: pointer;
    transition: background 0.15s;
}
.faq-question:hover { background: var(--bg-card-hover); }
.faq-arrow {
    flex-shrink: 0;
    transition: transform 0.25s;
    color: var(--text-dim);
}
.faq-item.open .faq-arrow { transform: rotate(180deg); }
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}
.faq-item.open .faq-answer {
    max-height: 300px;
    padding: 0 20px 18px;
}
.faq-answer p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.65;
}
.faq-answer code {
    background: rgba(255,255,255,0.06);
    padding: 2px 7px;
    border-radius: 4px;
    font-size: 13px;
}

/* ── Footer ── */
footer {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 48px 24px 40px;
    border-top: 1px solid var(--border);
}
footer .footer-links {
    display: flex;
    justify-content: center;
    gap: 28px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}
footer .footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13px;
    transition: color 0.15s;
}
footer .footer-links a:hover { color: var(--text); }
footer .copyright {
    font-size: 12px;
    color: var(--text-dim);
}

/* ── Top Floating Panel Showcase ── */
.macbook-mockup {
    max-width: 860px;
    margin: 48px auto 0;
    position: relative;
    line-height: 0;
}
.macbook-frame-img {
    width: 100%;
    height: auto;
    display: block;
    will-change: transform;
}

/* ── 屏幕叠加层：滚动驱动帧动画 ── */
.macbook-screen {
    position: relative;
    width: 100%;
    max-width: 860px;
    margin: 0 auto;
    aspect-ratio: 1725 / 976;
    overflow: hidden;
    border-radius: 4px;
    transition: transform 0.3s ease-out;
}
.macbook-frame {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.25s ease;
    pointer-events: none;
}
.macbook-frame-base {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.macbook-frame.active {
    opacity: 1;
}

/* ── AI Editor Top Floating Panel Showcase ── */
#ai-editor-showcase { padding-bottom: 32px; }

.dynamic-island-stage {
    display: flex;
    justify-content: center;
    margin-top: 40px;
    margin-bottom: 8px;
}

.dynamic-island {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 760px;
}

/* ── Compact Pill ── */
.di-pill {
    width: 200px;
    height: 44px;
    background: linear-gradient(135deg, #1c1c20 0%, #22222a 100%);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 999px;
    cursor: pointer;
    position: relative;
    z-index: 2;
    flex-shrink: 0;
    box-shadow: 0 2px 12px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.04);
    transition: height 0.45s cubic-bezier(0.22, 1, 0.36, 1),
                margin 0.45s cubic-bezier(0.22, 1, 0.36, 1),
                opacity 0.35s ease,
                border-radius 0.45s cubic-bezier(0.22, 1, 0.36, 1);
    overflow: hidden;
}

.di-pill-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 100%;
    padding: 0 16px;
    white-space: nowrap;
    transition: opacity 0.25s ease;
}

.di-icon {
    display: flex;
    color: #a855f7;
    flex-shrink: 0;
}
.di-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    letter-spacing: -0.01em;
}
.di-chevron {
    display: flex;
    color: var(--text-dim);
    transition: transform 0.3s ease;
}

/* ── Pill hover glow ── */
.di-pill::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 999px;
    padding: 2px;
    background: linear-gradient(135deg, rgba(168,85,247,0.3), rgba(236,72,153,0.3));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.5s ease;
}
.di-pill:hover::before { opacity: 1; }

/* ── Expanded Panel ── */
.di-expanded {
    width: 100%;
    max-width: 760px;
    background: url('../demo/AIbg.webp') center/cover no-repeat;
    border: none;
    border-radius: 24px;
    overflow: hidden;
    z-index: 1;
    box-shadow: 0 12px 48px rgba(0,0,0,0.5);
    max-height: 0;
    opacity: 0;
    transform: translateY(-10px);
    transition: max-height 0.55s cubic-bezier(0.22, 1, 0.36, 1),
                opacity 0.45s ease,
                transform 0.45s cubic-bezier(0.22, 1, 0.36, 1),
                margin-top 0.45s ease;
    margin-top: 0;
}

.di-expanded-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}
.di-expanded-icon {
    display: flex;
    color: #a855f7;
}
.di-expanded-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    flex: 1;
}

/* ── Slide Dots ── */
.di-dots {
    display: flex;
    gap: 6px;
}
.di-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: rgba(255,255,255,0.15);
    transition: background 0.35s ease, transform 0.3s ease;
}
.di-dot.active {
    background: rgba(168,85,247,0.85);
    box-shadow: 0 0 6px rgba(168,85,247,0.5);
    transform: scale(1.3);
}

/* ── Slides Container ── */
.di-slides {
    position: relative;
    width: 100%;
    padding: 16px;
}
.di-slide {
    display: none;
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
    animation: diSlideIn 0.5s cubic-bezier(0.22, 1, 0.36, 1) both;
}
.di-slide.active {
    display: block;
}
.di-slide img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
}

@keyframes diSlideIn {
    from {
        opacity: 0;
        transform: translateY(12px) scale(0.97);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ── Expanded State ── */
.dynamic-island.expanded .di-pill {
    height: 0;
    margin-bottom: 0;
    opacity: 0;
    pointer-events: none;
}
.dynamic-island.expanded .di-pill::before { opacity: 0; }
.dynamic-island.expanded .di-pill-inner { opacity: 0; }

.dynamic-island.expanded .di-expanded {
    max-height: 800px;
    opacity: 1;
    transform: translateY(0);
    margin-top: 12px;
}

/* ── Collapsing animation ── */
.dynamic-island.collapsing .di-expanded {
    max-height: 0;
    opacity: 0;
    transform: translateY(-10px);
    margin-top: 0;
}

/* ── Responsive ── */
@media (max-width: 640px) {
    .di-pill { width: 160px; height: 40px; }
    .dynamic-island.expanded .di-pill { max-width: 100%; }
}

/* ── Responsive ── */
@media (max-width: 640px) {
    .features-grid { grid-template-columns: 1fr; }
    .screenshots { grid-template-columns: 1fr; }
    .hero { padding: 40px 0 40px; }
    .hero p.desc { padding: 0 8px; font-size: 15px; }
    .btn { padding: 10px 22px; font-size: 14px; }
    .reference-gallery-stage { border-radius: 24px; }
    .reference-gallery-tabs {
        justify-content: flex-start;
        padding: 5px;
    }
    .reference-tab {
        padding: 10px 16px;
        min-height: 42px;
        font-size: 14px;
    }
    .reference-gallery-copy h3 { font-size: 26px; }
    .reference-gallery-copy p { font-size: 15px; }
}