/* ZipHire-inspired portfolio shell */

:root,
html[data-theme="dark"] {
    --bg: #0f1729;
    --bg-elevated: #152035;
    --bg-card: rgba(21, 32, 53, 0.72);
    --line: rgba(148, 163, 184, 0.18);
    --text: #f8fafc;
    --muted: #94a3b8;
    --accent: #2dd4bf;
    --accent-deep: #14b8a6;
    --accent-soft: rgba(45, 212, 191, 0.12);
    --violet-line: rgba(139, 92, 246, 0.35);
    --spot-a: rgba(99, 102, 241, 0.16);
    --spot-b: rgba(59, 130, 246, 0.08);
    --cursor-border: rgba(255, 255, 255, 0.45);
    --cursor-fill: rgba(255, 255, 255, 0.06);
    --cursor-shadow: rgba(255, 255, 255, 0.08);
    --header-bg: rgba(15, 23, 41, 0.72);
    --display: "Space Grotesk", system-ui, sans-serif;
    --sans: Inter, system-ui, sans-serif;
    --skinscolor: var(--accent) !important;
    --fontfamily: var(--sans) !important;
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
    --radius: 16px;
    --radius-sm: 12px;
}

html[data-theme="light"] {
    --bg: #f4f7fb;
    --bg-elevated: #ffffff;
    --bg-card: rgba(255, 255, 255, 0.86);
    --line: rgba(15, 23, 42, 0.1);
    --text: #0f172a;
    --muted: #475569;
    --accent: #0f766e;
    --accent-deep: #0d9488;
    --accent-soft: rgba(15, 118, 110, 0.1);
    --violet-line: rgba(99, 102, 241, 0.22);
    --spot-a: rgba(45, 212, 191, 0.18);
    --spot-b: rgba(99, 102, 241, 0.1);
    --cursor-border: rgba(15, 23, 42, 0.4);
    --cursor-fill: rgba(15, 23, 42, 0.05);
    --cursor-shadow: rgba(15, 23, 42, 0.1);
    --header-bg: rgba(244, 247, 251, 0.8);
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    scroll-padding-top: 5.5rem;
}

body,
body.dark,
html.dark body,
.dark body {
    font-family: var(--sans);
    color: var(--muted);
    /* Solid base — ambient glow layer paints the moving light on top */
    background: var(--bg) !important;
    font-weight: 500;
    letter-spacing: -0.011em;
    overflow-x: clip;
    transition: background-color .3s var(--ease), color .3s var(--ease);
    position: relative;
}

html.has-cursor-fx,
html.has-cursor-fx * {
    cursor: none !important;
}

h1, h2, h3, h4, h5, h6,
.about-content .name,
.sub-title h6 {
    font-family: var(--display);
    color: var(--text);
    font-weight: 600;
    letter-spacing: -0.03em;
}

a { color: var(--text); transition: color .2s var(--ease), background .2s var(--ease), border-color .2s var(--ease), box-shadow .2s var(--ease); }

.profile-avatar .dot,
#particles-js,
.loader-overlay,
.bg-music,
.mobile-header,
.hero-type,
.type-wrap { display: none !important; }

/* ===== Cursor FX (ZipHire-style ambient + cursor) ===== */
.zh-ambient {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.zh-spotlight {
    position: absolute;
    inset: 0;
    opacity: 0.55;
    transition: opacity .35s ease;
    background: radial-gradient(
        800px at 55% 28%,
        rgba(99, 102, 241, 0.18),
        rgba(45, 212, 191, 0.1) 38%,
        transparent 70%
    );
}

.zh-spotlight.is-visible { opacity: 1; }

.zh-float-orb {
    position: absolute;
    border-radius: 999px;
    pointer-events: none;
    will-change: transform;
}

.zh-float-orb--a {
    width: 600px;
    height: 600px;
    top: 10%;
    left: 8%;
    background: #6366f1;
    opacity: 0.12;
    filter: blur(200px);
    animation: floatOrb1 25s ease-in-out infinite alternate;
}

.zh-float-orb--b {
    width: 500px;
    height: 500px;
    top: 42%;
    right: 4%;
    background: #3b82f6;
    opacity: 0.1;
    filter: blur(180px);
    animation: floatOrb2 30s ease-in-out infinite alternate;
}

.zh-float-orb--c {
    width: 450px;
    height: 450px;
    bottom: 6%;
    left: 34%;
    background: #8b5cf6;
    opacity: 0.08;
    filter: blur(170px);
    animation: floatOrb3 22s ease-in-out infinite alternate;
}

html[data-theme="light"] .zh-float-orb--a {
    background: #2dd4bf;
    opacity: 0.14;
}

html[data-theme="light"] .zh-float-orb--b {
    background: #6366f1;
    opacity: 0.1;
}

html[data-theme="light"] .zh-float-orb--c {
    background: #38bdf8;
    opacity: 0.08;
}

.zh-cursor {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 9999;
    width: 22px;
    height: 22px;
    margin: 0;
    transform: translate(-50%, -50%);
    pointer-events: none;
    opacity: 0;
    transition: opacity .2s ease;
    will-change: left, top;
}

.zh-cursor.is-visible { opacity: 1; }

.zh-cursor__dot {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--cursor-fill);
    backdrop-filter: blur(1px);
    border: 1.5px solid var(--cursor-border);
    box-shadow: 0 0 8px var(--cursor-shadow);
    transition: transform .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.zh-cursor.is-hover .zh-cursor__dot {
    transform: scale(1.55);
    background: color-mix(in srgb, var(--accent) 18%, transparent);
    border-color: color-mix(in srgb, var(--accent) 70%, white);
    box-shadow: 0 0 16px color-mix(in srgb, var(--accent) 35%, transparent);
}

@keyframes floatOrb1 {
    from { transform: translate3d(0, 0, 0) scale(1); }
    to { transform: translate3d(60px, 40px, 0) scale(1.08); }
}

@keyframes floatOrb2 {
    from { transform: translate3d(0, 0, 0) scale(1); }
    to { transform: translate3d(-50px, -30px, 0) scale(1.06); }
}

@keyframes floatOrb3 {
    from { transform: translate3d(0, 0, 0) scale(1); }
    to { transform: translate3d(30px, -45px, 0) scale(1.1); }
}

/* ===== Top bar ===== */
.header.site-topbar,
.header.site-topbar.open {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: auto !important;
    width: 100% !important;
    max-width: none !important;
    height: auto !important;
    min-height: 0 !important;
    background: var(--header-bg) !important;
    backdrop-filter: blur(16px);
    border: 0 !important;
    border-right: 0 !important;
    border-left: 0 !important;
    border-bottom: 1px solid var(--line) !important;
    box-shadow: none !important;
    z-index: 1000 !important;
    display: block !important;
    overflow: visible !important;
    writing-mode: horizontal-tb !important;
}

.header .header-content { height: auto !important; overflow: visible !important; }

.topbar-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0.75rem 1.5rem;
    display: grid !important;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 1.25rem 1.75rem;
    position: relative;
}

.brand-lockup {
    display: inline-flex !important;
    flex-direction: row !important;
    align-items: center !important;
    gap: 0.65rem;
    text-decoration: none;
    color: var(--text);
    white-space: nowrap !important;
    flex-shrink: 0;
    min-width: max-content;
}

.brand-mark-dot {
    flex: 0 0 22px;
    width: 22px;
    height: 22px;
    border-radius: 7px;
    background: linear-gradient(135deg, var(--accent), #6366f1);
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 16%, transparent);
}

.brand-lockup__name {
    font-family: var(--display);
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
    white-space: nowrap !important;
    writing-mode: horizontal-tb !important;
    line-height: 1.1;
}

.site-nav {
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    margin: 0 !important;
    padding: 0 !important;
    width: auto !important;
    max-width: none !important;
}

.header-main-menu {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    justify-content: center !important;
    flex-wrap: nowrap;
    gap: 0.15rem;
    margin: 0 !important;
    padding: 0.2rem !important;
    list-style: none !important;
    width: auto !important;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: color-mix(in srgb, var(--bg-elevated) 55%, transparent);
}

.header-main-menu li {
    display: block !important;
    margin: 0 !important;
    padding: 0 !important;
    position: relative;
    width: auto !important;
}

.header-main-menu li a,
.header-main-menu li a.active,
.header-main-menu li a:hover {
    width: auto !important;
    height: auto !important;
    min-height: 0 !important;
    line-height: 1.2 !important;
    margin: 0 !important;
    padding: 0.55rem 0.95rem !important;
    border-radius: 999px !important;
    color: var(--muted) !important;
    font-size: 0.875rem !important;
    font-weight: 500 !important;
    background: transparent !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    text-align: center !important;
    white-space: nowrap !important;
    box-shadow: none !important;
    border: 0 !important;
}

.header-main-menu li a i,
.header-main-menu li a .nav-label,
.header-main-menu li a [class^="lnr"],
.header-main-menu li a [class^="bx"],
.header-main-menu li a [class^="pe-"] {
    display: none !important;
}

.header-main-menu li a:hover {
    color: var(--text) !important;
    background: color-mix(in srgb, var(--text) 6%, transparent) !important;
}

.header-main-menu li a.active {
    color: var(--text) !important;
    background: color-mix(in srgb, var(--accent) 14%, transparent) !important;
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 35%, transparent) !important;
}

.topbar-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.55rem;
    flex-shrink: 0;
}

.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: color-mix(in srgb, var(--bg-elevated) 80%, transparent);
    color: var(--text);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 0;
    transition: .2s var(--ease);
}

.theme-toggle:hover {
    border-color: color-mix(in srgb, var(--accent) 45%, transparent);
    background: var(--accent-soft);
}

.theme-toggle__icon {
    font-size: 1rem;
    line-height: 1;
    position: absolute;
}

html[data-theme="dark"] .theme-toggle__icon--moon,
html[data-theme="light"] .theme-toggle__icon--sun {
    display: none;
}

html[data-theme="dark"] .theme-toggle__icon--sun,
html[data-theme="light"] .theme-toggle__icon--moon {
    display: inline;
}

.btn-ghost,
.btn-solid,
.button,
.zh-panel-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    min-height: 40px;
    padding: 0 1rem;
    border-radius: 999px;
    font-family: var(--sans);
    font-size: 0.88rem;
    font-weight: 600;
    text-decoration: none;
    border: 1px solid transparent;
    white-space: nowrap;
}

.btn-ghost,
.zh-panel-cta {
    color: var(--accent) !important;
    border-color: rgba(45, 212, 191, 0.45) !important;
    background: transparent !important;
}

.btn-ghost:hover,
.zh-panel-cta:hover {
    background: var(--accent-soft) !important;
    color: var(--accent) !important;
}

.btn-solid {
    color: #042f2e !important;
    background: var(--accent) !important;
    border-color: var(--accent) !important;
}

.btn-solid:hover {
    background: var(--accent-deep) !important;
    border-color: var(--accent-deep) !important;
    color: #042f2e !important;
}

.button:after { display: none !important; }

.topbar-admin {
    position: static !important;
    width: 36px;
    height: 36px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--line);
    margin: 0 !important;
    color: var(--text);
}

.topbar-toggle {
    display: none;
    border: 0;
    background: transparent;
    color: var(--text);
    font-size: 1.4rem;
    cursor: pointer;
}

.content-pages,
#main,
.sidebar-right .content-pages,
.sidebar-right #main {
    margin: 0 !important;
    background: transparent !important;
}

#wrapper {
    position: relative;
    z-index: 1;
    background: transparent;
}

.content-pages,
#main {
    position: relative;
    z-index: 1;
    background: transparent !important;
}

/* Keep section content clear of the fixed top bar */
.content-pages .section-page,
.section-page {
    scroll-margin-top: 5.5rem;
    padding-top: 5.25rem !important;
}

.section-home.section-page,
.content-pages .section-home.section-page {
    padding-top: 0 !important;
}

/* ===== Hero ===== */
.section-home,
.section-home.section-bgimage {
    min-height: auto !important;
    background: none !important;
    background-image: none !important;
    overflow: visible !important;
    position: relative !important;
}

.section-home.section-bgimage:before,
.section-home.section-bgimage::after { display: none !important; }

.section-home .section-body.hero-studio,
.section-home.section-bgimage .section-body {
    min-height: auto !important;
    margin: 0 !important;
    background: transparent !important;
    border: 0 !important;
    box-shadow: none !important;
    display: block !important;
}

.zh-hero {
    position: relative;
    overflow: visible;
    isolation: isolate;
    /* Must use !important: same node is .section-body and older theme zeros padding */
    padding: calc(var(--topbar-h, 72px) + 2.75rem) 1.25rem 3.5rem !important;
}

.zh-orb {
    position: absolute;
    border-radius: 999px;
    filter: blur(60px);
    opacity: 0.45;
    pointer-events: none;
    z-index: 0;
    will-change: transform;
}

.zh-orb-a {
    width: 420px;
    height: 420px;
    background: rgba(45, 212, 191, 0.28);
    top: -80px;
    right: 8%;
    animation: floatA 10s ease-in-out infinite alternate;
}

.zh-orb-b {
    width: 340px;
    height: 340px;
    background: rgba(99, 102, 241, 0.22);
    left: -40px;
    top: 180px;
    animation: floatB 12s ease-in-out infinite alternate;
}

.zh-hero-inner {
    position: relative;
    z-index: 1;
    max-width: 920px;
    margin: 0 auto;
    text-align: center;
}

.zh-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.8rem;
    border-radius: 999px;
    border: 1px solid rgba(45, 212, 191, 0.35);
    background: rgba(45, 212, 191, 0.08);
    color: var(--accent);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    margin-bottom: 1.35rem;
    animation: rise 700ms var(--ease) both;
}

.hero-brand {
    font-family: var(--display) !important;
    font-size: clamp(1.05rem, 2vw, 1.2rem) !important;
    font-weight: 600 !important;
    color: var(--text) !important;
    margin: 0 0 0.85rem !important;
    letter-spacing: -0.02em !important;
    text-transform: none !important;
    animation: rise 700ms var(--ease) 60ms both;
}

.hero-headline {
    font-family: var(--display) !important;
    font-size: clamp(2.2rem, 5.4vw, 3.35rem) !important;
    line-height: 1.08 !important;
    font-weight: 700 !important;
    color: var(--text) !important;
    margin: 0 auto 1rem !important;
    max-width: 16ch;
    letter-spacing: -0.04em !important;
    text-transform: none !important;
    animation: rise 700ms var(--ease) 100ms both;
}

.zh-accent {
    color: var(--accent);
    background: linear-gradient(90deg, var(--accent), #67e8f9);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

html[data-theme="light"] .zh-accent {
    background: linear-gradient(90deg, #0f766e, #0891b2);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

html[data-theme="light"] .btn-solid {
    color: #ffffff !important;
}

html[data-theme="light"] .zh-panel {
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(248, 250, 252, 0.92));
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
}

html[data-theme="light"] .zh-tabs {
    background: rgba(255, 255, 255, 0.7);
}

html[data-theme="light"] .services-item,
html[data-theme="light"] .workingway-item,
html[data-theme="light"] .funfacts-item,
html[data-theme="light"] .pricing-item,
html[data-theme="light"] .blog-item,
html[data-theme="light"] .portfolio-item {
    background: #ffffff !important;
}

.hero-lead {
    font-size: 1.05rem !important;
    line-height: 1.65 !important;
    color: var(--muted) !important;
    max-width: 42rem;
    margin: 0 auto 1.75rem !important;
    padding: 0 !important;
    text-transform: none !important;
    display: block !important;
    animation: rise 700ms var(--ease) 140ms both;
}

.hero-lead:before,
.hero-lead:after { display: none !important; }

.zh-tabs {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.4rem;
    margin: 0 auto 1rem;
    max-width: 860px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: rgba(15, 23, 41, 0.55);
    animation: rise 700ms var(--ease) 180ms both;
}

.zh-tab {
    appearance: none;
    border: 1px solid transparent;
    background: transparent;
    color: var(--muted);
    font: inherit;
    font-size: 0.86rem;
    font-weight: 600;
    padding: 0.7rem 1rem;
    border-radius: 999px;
    cursor: pointer;
    transition: .2s var(--ease);
}

.zh-tab:hover { color: var(--text); }

.zh-tab.is-active {
    color: var(--text);
    border-color: rgba(45, 212, 191, 0.55);
    background: rgba(45, 212, 191, 0.08);
    box-shadow: 0 0 0 1px rgba(45, 212, 191, 0.12), 0 0 24px rgba(45, 212, 191, 0.12);
}

.zh-panel {
    text-align: left;
    border: 1px solid var(--violet-line);
    border-radius: var(--radius);
    background: linear-gradient(180deg, rgba(30, 41, 59, 0.55), rgba(15, 23, 41, 0.7));
    box-shadow: 0 0 0 1px rgba(99, 102, 241, 0.08), 0 30px 80px rgba(2, 6, 23, 0.35);
    padding: 1.35rem 1.35rem 1.2rem;
    margin: 0 auto 2.5rem;
    max-width: 860px;
    animation: rise 700ms var(--ease) 220ms both;
}

.zh-panel-card { display: none !important; }
.zh-panel-card.is-active { display: block !important; animation: softIn 350ms var(--ease); }
.zh-panel-card[hidden] { display: none !important; }

.zh-tabs,
.zh-tab,
.zh-panel,
.zh-panel-cta {
    position: relative;
    z-index: 2;
    pointer-events: auto !important;
}

.zh-kicker {
    color: #a78bfa;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin: 0 0 0.65rem;
}

.zh-panel-row {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1.25rem;
}

.zh-panel-title {
    font-size: 1.35rem;
    margin: 0 0 0.45rem;
    color: var(--text);
}

.zh-panel-body {
    margin: 0;
    color: var(--muted);
    line-height: 1.6;
    max-width: 46ch;
}

.zh-trust { margin-top: 0.5rem; animation: rise 700ms var(--ease) 260ms both; }

.zh-trust-label {
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #64748b;
    margin: 0 0 1.1rem;
}

.zh-stats {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--line);
}

.zh-stat strong {
    display: block;
    font-family: var(--display);
    font-size: clamp(1.4rem, 3vw, 1.9rem);
    color: var(--accent);
    letter-spacing: -0.03em;
    margin-bottom: 0.2rem;
}

.zh-stat span {
    font-size: 0.84rem;
    color: var(--muted);
}

/* Below-fold sections: skip layout work until near viewport */
.section-page:not(.section-home):not(.active) {
    content-visibility: auto;
    contain-intrinsic-size: 1px 800px;
}

/* Faster first paint: skip heavy entrance delays on hero */
@media (prefers-reduced-motion: no-preference) {
    .zh-badge,
    .hero-brand,
    .hero-headline,
    .hero-lead,
    .zh-tabs,
    .zh-panel,
    .zh-trust {
        animation-duration: 0.45s !important;
    }
}

.video-section {
    background:
        radial-gradient(700px 320px at 70% 30%, rgba(45, 212, 191, 0.22), transparent 60%),
        linear-gradient(135deg, #0f1729 0%, #152035 55%, #0b1220 100%) !important;
    background-image: none !important;
}

.section-page:not(.section-home) .section-body {
    background: var(--bg-card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    margin: 1rem auto 0;
    max-width: 1120px;
    padding: 2.75rem 1.75rem;
    box-shadow: none;
    color: var(--muted);
}

.section-page:not(.section-home) h1,
.section-page:not(.section-home) h2,
.section-page:not(.section-home) h3,
.section-page:not(.section-home) h4,
.section-page:not(.section-home) h5,
.section-page:not(.section-home) h6,
.section-page:not(.section-home) .about-content .name {
    color: var(--text);
}

.sub-title h6:before { background: var(--accent); }

/* ===== Resume download (was fixed under header / clipped) ===== */
.resume-download-wrap {
    display: flex;
    justify-content: center;
    margin: -0.35rem 0 1.75rem;
}

.download-resume,
.sidebar-right .download-resume {
    position: relative !important;
    top: auto !important;
    right: auto !important;
    left: auto !important;
    bottom: auto !important;
    inset: auto !important;
    width: auto !important;
    height: auto !important;
    min-height: 46px;
    padding: 0 1.35rem 0 1.1rem !important;
    gap: 0.55rem;
    border-radius: 999px !important;
    border: 1px solid var(--accent) !important;
    background: var(--accent) !important;
    color: #042f2e !important;
    box-shadow: 0 8px 24px color-mix(in srgb, var(--accent) 28%, transparent) !important;
    z-index: 2 !important;
    font-size: 0.92rem !important;
    font-weight: 700;
    line-height: 1.2 !important;
    text-decoration: none !important;
    overflow: hidden;
    transform: none !important;
    opacity: 1 !important;
}

.download-resume i {
    position: relative;
    z-index: 1;
    font-size: 1.1rem;
    color: #042f2e !important;
}

.download-resume__label {
    position: relative;
    z-index: 1;
    color: #042f2e !important;
    white-space: nowrap;
}

.download-resume .download-overlay {
    display: none !important;
}

.download-resume:hover {
    filter: brightness(1.06);
    transform: translateY(-1px) !important;
    color: #042f2e !important;
}

.download-resume:hover i,
.download-resume:hover .download-resume__label {
    color: #042f2e !important;
}

.services-item,
.workingway-item,
.funfacts-item,
.pricing-item,
.blog-item,
.portfolio-item {
    border-radius: var(--radius-sm) !important;
    border: 1px solid var(--line) !important;
    background: rgba(15, 23, 41, 0.55) !important;
    box-shadow: none !important;
    color: var(--muted);
}

.services-item:hover,
.portfolio-item:hover {
    transform: translateY(-3px);
    border-color: rgba(45, 212, 191, 0.4) !important;
}

.footer,
.section-page .footer {
    color: var(--muted);
}

@keyframes rise {
    from { opacity: 0; transform: translateY(18px); }
    to { opacity: 1; transform: translateY(0); }
}

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

@keyframes floatA {
    from { transform: translate3d(0, 0, 0); }
    to { transform: translate3d(-20px, 24px, 0); }
}

@keyframes floatB {
    from { transform: translate3d(0, 0, 0); }
    to { transform: translate3d(18px, -16px, 0); }
}

@media (prefers-reduced-motion: reduce) {
    * { animation: none !important; transition: none !important; }
    .zh-ambient { display: none !important; }
}

@media (pointer: coarse) {
    .zh-ambient { display: none !important; }
    .zh-cursor { display: none !important; }
}

@media (max-width: 1100px) {
    .topbar-inner {
        grid-template-columns: auto 1fr auto;
        gap: 0.85rem;
    }

    .header-main-menu {
        gap: 0;
        overflow-x: auto;
        max-width: 100%;
        scrollbar-width: none;
    }

    .header-main-menu::-webkit-scrollbar { display: none; }

    .header-main-menu li a {
        padding: 0.5rem 0.75rem !important;
        font-size: 0.82rem !important;
    }
}

@media (max-width: 991px) {
    .header.site-topbar,
    .sidebar-left .header.site-topbar,
    .sidebar-right .header.site-topbar,
    .header.site-topbar.open {
        left: 0 !important;
        right: 0 !important;
        top: 0 !important;
        width: 100% !important;
    }

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

    .site-nav {
        display: none !important;
        margin: 0 !important;
    }

    .header.open .site-nav,
    .header.site-topbar.open .site-nav {
        display: block !important;
        position: absolute;
        top: calc(100% + 1px);
        left: 0;
        right: 0;
        background: color-mix(in srgb, var(--bg) 96%, transparent);
        border-bottom: 1px solid var(--line);
        padding: 0.85rem;
        z-index: 1001;
    }

    .header.open .header-main-menu {
        flex-direction: column !important;
        align-items: stretch !important;
        border-radius: 14px;
        width: 100% !important;
        max-width: none;
        overflow: visible;
    }

    .header.open .header-main-menu li a {
        width: 100% !important;
        justify-content: flex-start !important;
        border-radius: 10px !important;
    }

    .topbar-actions .btn-ghost { display: none; }
    .topbar-toggle { display: inline-flex; }
    .zh-tabs { border-radius: 18px; }
    .zh-tab { width: calc(50% - 0.2rem); }
    .zh-panel-row { flex-direction: column; align-items: flex-start; }
    .zh-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .section-page:not(.section-home) .section-body {
        margin: 0.75rem;
        padding: 1.75rem 1.1rem;
    }
}

@media (max-width: 560px) {
    .zh-tab { width: 100%; }
    .topbar-actions .btn-solid { padding: 0 0.85rem; font-size: 0.8rem; }
}