/* =============================================================
   Calik X · Personal Portfolio Overlay
   Apple-inspired glassmorphism · GPU-accelerated · zero-impact
   ============================================================= */

:root {
    --cx-bg: #000;
    --cx-bg-soft: #0a0a0c;
    --cx-fg: #f5f5f7;
    --cx-fg-dim: #a1a1a6;
    --cx-fg-mute: #6e6e73;
    --cx-accent: #0a84ff;
    --cx-accent-2: #bf5af2;
    --cx-accent-3: #30d158;
    --cx-line: rgba(255, 255, 255, 0.08);
    --cx-line-2: rgba(255, 255, 255, 0.14);
    --cx-glass: rgba(20, 20, 22, 0.72);
    --cx-glass-2: rgba(28, 28, 30, 0.86);
    --cx-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.8), 0 8px 32px -8px rgba(0, 0, 0, 0.6);
    --cx-radius: 18px;
    --cx-radius-lg: 28px;
    --cx-easing: cubic-bezier(0.22, 1, 0.36, 1);
    --cx-easing-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --cx-font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Inter", "Helvetica Neue", Arial, sans-serif;
}

/* =========== HAMBURGER TRIGGER ===========*/
/* =========== HAMBURGER TRIGGER =========== */
.cx-trigger {
    position: fixed;
    top: 22px;
    left: 22px;
    width: 46px;
    height: 46px;
    border-radius: 14px;
    background: rgba(20, 20, 22, 0.55);
    backdrop-filter: saturate(180%) blur(22px);
    -webkit-backdrop-filter: saturate(180%) blur(22px);
    border: 1px solid var(--cx-line-2);
    cursor: pointer;
    z-index: 999990;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    transition: transform 0.4s var(--cx-easing-spring), background 0.3s var(--cx-easing), border-color 0.3s ease;
    will-change: transform;
}
.cx-trigger:hover {
    transform: scale(1.06);
    background: rgba(30, 30, 32, 0.78);
    border-color: rgba(255, 255, 255, 0.25);
}
.cx-trigger span {
    display: block;
    width: 18px;
    height: 1.6px;
    background: var(--cx-fg);
    border-radius: 2px;
    transition: transform 0.45s var(--cx-easing), opacity 0.25s ease, width 0.4s var(--cx-easing);
}
.cx-trigger span:nth-child(2) { width: 13px; }
.cx-trigger span:nth-child(3) { width: 16px; }
.cx-trigger:hover span { width: 18px; }
.cx-trigger.is-open span:nth-child(1) { transform: translateY(6.6px) rotate(45deg); }
.cx-trigger.is-open span:nth-child(2) { opacity: 0; transform: translateX(-10px); }
.cx-trigger.is-open span:nth-child(3) { transform: translateY(-6.6px) rotate(-45deg); width: 18px; }

/* =========== SIDEBAR SCRIM =========== */
.cx-scrim {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0);
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
    z-index: 999980;
    pointer-events: none;
    transition: background 0.5s var(--cx-easing), backdrop-filter 0.5s var(--cx-easing);
}
.cx-scrim.is-visible {
    pointer-events: auto;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

/* =========== SIDEBAR =========== */
.cx-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: 340px;
    max-width: 86vw;
    background: var(--cx-glass-2);
    backdrop-filter: saturate(180%) blur(30px);
    -webkit-backdrop-filter: saturate(180%) blur(30px);
    border-right: 1px solid var(--cx-line);
    z-index: 999985;
    transform: translateX(-105%);
    transition: transform 0.6s var(--cx-easing);
    display: flex;
    flex-direction: column;
    color: var(--cx-fg);
    font-family: var(--cx-font);
    box-shadow: var(--cx-shadow);
    will-change: transform;
}
.cx-sidebar.is-open { transform: translateX(0); }

.cx-sidebar__head {
    padding: 88px 32px 22px;
    border-bottom: 1px solid var(--cx-line);
    cursor: pointer;
}
.cx-sidebar__brand {
    font-size: 11px;
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: var(--cx-fg-mute);
    margin-bottom: 10px;
}
.cx-sidebar__title {
    font-size: 26px;
    font-weight: 600;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #fff 0%, #a1a1a6 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.cx-sidebar__sub {
    font-size: 12px;
    color: var(--cx-fg-dim);
    margin-top: 6px;
}

.cx-nav {
    flex: 1;
    overflow-y: auto;
    padding: 18px 14px;
    list-style: none;
    margin: 0;
    scrollbar-width: thin;
}
.cx-nav__item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    margin: 2px 0;
    border-radius: 12px;
    cursor: pointer;
    color: var(--cx-fg-dim);
    font-size: 15px;
    font-weight: 500;
    letter-spacing: -0.01em;
    transition: background 0.25s ease, color 0.25s ease, transform 0.4s var(--cx-easing-spring);
    position: relative;
    overflow: hidden;
}
.cx-nav__item::before {
    content: "";
    position: absolute;
    left: 0; top: 50%;
    width: 3px; height: 0;
    background: linear-gradient(180deg, var(--cx-accent), var(--cx-accent-2));
    border-radius: 0 3px 3px 0;
    transform: translateY(-50%);
    transition: height 0.4s var(--cx-easing-spring);
}
.cx-nav__item:hover {
    background: rgba(255, 255, 255, 0.04);
    color: var(--cx-fg);
    transform: translateX(4px);
}
.cx-nav__item.is-active {
    background: rgba(10, 132, 255, 0.12);
    color: var(--cx-fg);
}
.cx-nav__item.is-active::before { height: 60%; }
.cx-nav__icon {
    width: 22px; height: 22px;
    display: inline-flex;
    align-items: center; justify-content: center;
    color: currentColor;
    flex-shrink: 0;
}
.cx-nav__icon svg { width: 100%; height: 100%; stroke: currentColor; fill: none; stroke-width: 1.6; }

.cx-sidebar__foot {
    padding: 18px 28px 26px;
    /* gradient fade line matching sidebar bg */
    border-top: none;
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 12px;
    font-size: 11px;

    color: var(--cx-fg-mute);
    letter-spacing: 0.06em;
}
.cx-sidebar__foot::before {
    content: '';
    position: absolute;
    top: 0; left: 24px; right: 24px;
    height: 1px;
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(255,255,255,0.09) 30%,
        rgba(255,255,255,0.11) 50%,
        rgba(255,255,255,0.09) 70%,
        transparent 100%
    );
}
.cx-sidebar__foot > span,
.cx-sidebar__socials {
    /* keep copyright + socials row */
}
.cx-sidebar__foot > span { align-self: flex-start; }

/* ── Sidebar Music Toggle ── */
.cx-sb-music-btn {
    display: flex;
    align-items: center;
    gap: 7px;
    width: 100%;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--cx-line-2);
    border-radius: 10px;
    padding: 8px 12px;
    cursor: pointer;
    color: var(--cx-fg-mute);
    font-size: 11px;
    letter-spacing: 0.08em;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.cx-sb-music-btn:hover {
    background: rgba(255,255,255,0.08);
    color: var(--cx-fg);
    border-color: rgba(255,255,255,0.2);
}
.cx-sb-music-btn[data-playing="1"] {
    background: rgba(10,132,255,0.12);
    border-color: rgba(10,132,255,0.35);
    color: var(--cx-accent);
}
.cx-sb-music__icon { display: flex; align-items: center; flex-shrink: 0; }
.cx-sb-music__icon svg { width: 14px; height: 14px; }
.cx-sb-music__label { font-size: 11px; letter-spacing: 0.08em; }
.cx-sb-lang-btn {
    display: flex;
    align-items: center;
    padding: 9px 14px;
    background: transparent;
    border: 1px solid rgba(255,255,255,0.10);
    border-radius: 10px;
    color: rgba(255,255,255,0.65);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.04em;
    cursor: pointer;
    font-family: inherit;
    transition: color 0.2s ease, border-color 0.2s ease;
    width: 100%;
    text-align: left;
}
.cx-sb-lang-btn:hover {
    color: #fff;
    border-color: rgba(255,255,255,0.25);
}
.cx-sidebar__foot-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}
.cx-sidebar__socials { display: flex; gap: 14px; }
.cx-sidebar__socials a {
    color: var(--cx-fg-dim);
    text-decoration: none;
    transition: color 0.2s ease, transform 0.3s var(--cx-easing-spring);
    display: inline-flex;
}
.cx-sidebar__socials a:hover { color: var(--cx-fg); transform: translateY(-2px); }
.cx-sidebar__socials svg { width: 16px; height: 16px; fill: currentColor; }

/* =========== PAGE OVERLAY =========== */
.cx-page {
    position: fixed;
    inset: 0;
    background: #000;
    z-index: 999970;
    overflow-y: auto;
    overflow-x: hidden;
    color: var(--cx-fg);
    font-family: var(--cx-font);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s var(--cx-easing);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
.cx-page.is-open { opacity: 1; pointer-events: auto; }
.cx-page::-webkit-scrollbar { width: 10px; }
.cx-page::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.18);
    border-radius: 10px;
}

/* gradient mesh background — very subtle accent tint, grid stays dominant */
.cx-page__bg {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    opacity: 0.18;
    background:
        radial-gradient(900px 600px at 15% 20%, rgba(10, 132, 255, 0.5), transparent 55%),
        radial-gradient(700px 700px at 85% 10%, rgba(0, 200, 220, 0.3), transparent 55%);
    animation: cxFloat 28s ease-in-out infinite alternate;
}
@keyframes cxFloat {
    0%   { transform: translate3d(0, 0, 0) scale(1); }
    50%  { transform: translate3d(2%, -1%, 0) scale(1.06); }
    100% { transform: translate3d(-2%, 1.5%, 0) scale(1.02); }
}
.cx-page__noise {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 1;
    opacity: 0.04;
    mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.6'/%3E%3C/svg%3E");
}

/* close button */
.cx-page__close {
    position: fixed;
    top: 22px;
    right: 22px;
    width: 46px;
    height: 46px;
    border-radius: 14px;
    background: rgba(20, 20, 22, 0.6);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--cx-line-2);
    cursor: pointer;
    z-index: 999971;
    display: flex; align-items: center; justify-content: center;
    color: var(--cx-fg);
    transition: transform 0.4s var(--cx-easing-spring), background 0.25s ease;
}
.cx-page__close:hover { transform: rotate(90deg) scale(1.05); background: rgba(255,255,255,0.08); }
.cx-page__close svg { width: 16px; height: 16px; stroke: currentColor; stroke-width: 2; fill: none; }

/* 3D Home pill — top-center of page overlay */
.cx-page__3dhome {
    position: fixed;
    top: 22px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 8px;
    height: 46px;
    padding: 0 20px;
    border-radius: 14px;
    background: rgba(20, 20, 22, 0.60);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--cx-line-2);
    cursor: pointer;
    z-index: 999971;
    color: var(--cx-fg);
    font-family: var(--cx-font);
    font-size: 11.5px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    white-space: nowrap;
    transition: background 0.25s ease, border-color 0.25s ease, transform 0.3s var(--cx-easing);
}
.cx-page__3dhome:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.30);
    transform: translateX(-50%) translateY(-2px);
}
.cx-page__3dhome svg {
    width: 15px;
    height: 15px;
    stroke: currentColor;
    stroke-width: 1.6;
    fill: none;
    flex-shrink: 0;
}
.cx-page__3dhome span { line-height: 1; }
@media (max-width: 600px) {
    .cx-page__3dhome {
        left: auto;
        right: 76px;
        transform: none;
        font-size: 10px;
        padding: 0 12px;
        gap: 6px;
        height: 40px;
    }
    .cx-page__3dhome:hover { transform: none; }
}

/* 3D Home — loading state */
.cx-page__3dhome.is-loading { pointer-events: none; }
.cx-page__3dhome.is-loading span { display: none; }
.cx-page__3dhome.is-loading::after { content: 'Loading 3D\2026'; font-size: 11px; letter-spacing: 0.1em; }
.cx-page__3dhome.is-loading svg { animation: cx3d-spin 1s linear infinite; }
@keyframes cx3d-spin { to { transform: rotate(360deg); } }

/* Normal Web pill — visible while 3D scene is active */
.cx-normalweb-btn {
    position: fixed;
    top: 22px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 8px;
    height: 46px;
    padding: 0 20px;
    border-radius: 14px;
    background: rgba(10, 10, 12, 0.55);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255,255,255,0.18);
    cursor: pointer;
    z-index: 9000;
    color: #fff;
    font-family: 'nbarchitekt', Helvetica, Arial, sans-serif;
    font-size: 11.5px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease, background 0.25s ease, border-color 0.25s ease, transform 0.3s var(--cx-easing, cubic-bezier(.25,.46,.45,.94));
}
.cx-normalweb-btn.is-visible { opacity: 1; pointer-events: auto; }
.cx-normalweb-btn:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.35);
    transform: translateX(-50%) translateY(-2px);
}
.cx-normalweb-btn svg { width: 15px; height: 15px; flex-shrink: 0; }
.cx-normalweb-btn span { line-height: 1; }
@media (max-width: 600px) {
    .cx-normalweb-btn {
        left: auto;
        right: 76px;
        transform: none;
        font-size: 10px;
        padding: 0 12px;
        gap: 6px;
        height: 40px;
    }
    .cx-normalweb-btn.is-visible:hover { transform: none; }
}

.cx-container {
    position: relative;
    z-index: 2;
    max-width: 1180px;
    margin: 0 auto;
    padding: 120px 40px 120px;
}

/* hero */
.cx-hero { padding: 60px 0 80px; max-width: 920px; }
.cx-eyebrow {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.32em;
    color: var(--cx-accent);
    margin-bottom: 18px;
    opacity: 0;
    transform: translateY(20px);
    animation: cxRise 0.8s var(--cx-easing) 0.1s forwards;
}
.cx-hero__title {
    font-size: clamp(48px, 7vw, 96px);
    font-weight: 700;
    letter-spacing: -0.04em;
    line-height: 1.02;
    margin: 0 0 26px;
    background: linear-gradient(180deg, #ffffff 0%, #8e8e93 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    opacity: 0;
    transform: translateY(30px);
    animation: cxRise 1s var(--cx-easing) 0.25s forwards;
}
.cx-hero__lead {
    font-size: clamp(18px, 1.6vw, 22px);
    line-height: 1.55;
    color: var(--cx-fg-dim);
    max-width: 720px;
    opacity: 0;
    transform: translateY(20px);
    animation: cxRise 0.9s var(--cx-easing) 0.45s forwards;
}
@keyframes cxRise {
    to { opacity: 1; transform: translateY(0); }
}

.cx-cta-row { display: flex; gap: 14px; margin-top: 36px; flex-wrap: wrap;
    opacity: 0; transform: translateY(20px); animation: cxRise 0.9s var(--cx-easing) 0.6s forwards;
}
.cx-btn {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 14px 26px;
    border-radius: 999px;
    font-size: 15px; font-weight: 500;
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
    transition: transform 0.3s var(--cx-easing-spring), background 0.25s ease, box-shadow 0.3s ease;
    font-family: inherit;
}
.cx-btn--primary {
    background: var(--cx-accent);
    color: #fff;
    box-shadow: 0 10px 30px -10px rgba(10, 132, 255, 0.6);
}
.cx-btn--primary:hover { transform: translateY(-2px); box-shadow: 0 16px 36px -10px rgba(10, 132, 255, 0.8); }
.cx-btn--ghost {
    background: rgba(255, 255, 255, 0.06);
    color: var(--cx-fg);
    border-color: var(--cx-line-2);
}
.cx-btn--ghost:hover { background: rgba(255, 255, 255, 0.12); transform: translateY(-2px); }

/* section */
.cx-section { padding: 80px 0; }
.cx-section__head { margin-bottom: 56px; }
.cx-section__eyebrow {
    font-size: 11px; letter-spacing: 0.3em; text-transform: uppercase;
    color: var(--cx-fg-mute); margin-bottom: 14px;
}
.cx-section__title {
    font-size: clamp(34px, 4.4vw, 56px);
    font-weight: 600;
    letter-spacing: -0.03em;
    margin: 0;
    background: linear-gradient(180deg, #fff 0%, #c7c7cc 100%);
    -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* reveal on scroll */
.cx-reveal { opacity: 0; transform: translateY(40px); transition: opacity 0.9s var(--cx-easing), transform 0.9s var(--cx-easing); }
.cx-reveal.is-in { opacity: 1; transform: translateY(0); }

/* ===== Project grid ===== */
.cx-grid { display: grid; gap: 22px; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); }
.cx-card {
    position: relative;
    border-radius: var(--cx-radius-lg);
    overflow: hidden;
    background: linear-gradient(160deg, rgba(36, 36, 40, 0.7), rgba(18, 18, 22, 0.7));
    border: 1px solid var(--cx-line);
    backdrop-filter: blur(20px);
    transition: transform 0.5s var(--cx-easing), border-color 0.4s ease, box-shadow 0.4s ease;
    cursor: pointer;
    isolation: isolate;
}
.cx-card::before {
    content: "";
    position: absolute; inset: 0;
    background: radial-gradient(400px 200px at var(--mx, 50%) var(--my, 0%), rgba(10, 132, 255, 0.18), transparent 60%);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 1;
    pointer-events: none;
}
.cx-card:hover { transform: translateY(-6px); border-color: var(--cx-line-2); box-shadow: var(--cx-shadow); }
.cx-card:hover::before { opacity: 1; }
.cx-card__media {
    aspect-ratio: 16 / 10;
    background: #111;
    position: relative;
    overflow: hidden;
    display: flex; align-items: center; justify-content: center;
    font-size: 60px; font-weight: 700; letter-spacing: -0.04em;
    color: rgba(255,255,255,0.08);
}
.cx-card__media::after {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(160deg, var(--c1, #0a84ff) 0%, var(--c2, #bf5af2) 100%);
    opacity: 0.85;
    z-index: 0;
}
.cx-card__media span {
    position: relative; z-index: 1;
    color: rgba(255,255,255,0.95);
    font-size: 13px; font-weight: 500;
    letter-spacing: 0.18em; text-transform: uppercase;
    padding: 8px 18px; border-radius: 999px;
    background: rgba(0,0,0,0.28);
    backdrop-filter: blur(10px);
}
.cx-card__body { padding: 24px 26px 28px; position: relative; z-index: 2; }
.cx-card__cat { font-size: 11px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--cx-fg-mute); margin-bottom: 10px; }
.cx-card__title { font-size: 22px; font-weight: 600; letter-spacing: -0.02em; margin: 0 0 10px; color: var(--cx-fg); }
.cx-card__desc { font-size: 14px; line-height: 1.55; color: var(--cx-fg-dim); margin: 0 0 16px; }
.cx-card__tags { display: flex; flex-wrap: wrap; gap: 6px; }
.cx-tag {
    font-size: 11px; padding: 4px 10px;
    border-radius: 999px;
    background: rgba(255,255,255,0.06);
    color: var(--cx-fg-dim);
    border: 1px solid var(--cx-line);
    letter-spacing: 0.04em;
}

/* ===== GitHub repos grid ===== */
.cx-gh-grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.cx-gh-card {
    display: flex; flex-direction: column; gap: 10px;
    padding: 18px 20px;
    border-radius: var(--cx-radius);
    background: rgba(20,20,24,0.7);
    border: 1px solid var(--cx-line);
    backdrop-filter: blur(12px);
    text-decoration: none;
    transition: transform 0.35s var(--cx-easing), border-color 0.3s ease, box-shadow 0.3s ease;
    color: var(--cx-fg);
}
.cx-gh-card:hover { transform: translateY(-4px); border-color: var(--cx-line-2); box-shadow: var(--cx-shadow); }
.cx-gh-card__top { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.cx-gh-card__name { font-size: 14px; font-weight: 600; letter-spacing: -0.01em; word-break: break-word; }
.cx-gh-card__stars { font-size: 12px; color: #f4c430; white-space: nowrap; flex-shrink: 0; }
.cx-gh-card__desc { font-size: 13px; line-height: 1.5; color: var(--cx-fg-dim); margin: 0; flex: 1; }
.cx-gh-card__foot { display: flex; align-items: center; gap: 7px; margin-top: auto; }
.cx-gh-card__dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.cx-gh-card__lang { font-size: 12px; color: var(--cx-fg-mute); }
.cx-gh-card--all {
    align-items: center; justify-content: center; text-align: center;
    border-style: dashed;
    opacity: 0.7;
}
.cx-gh-card--all:hover { opacity: 1; }
.cx-gh-card--all > span:first-child { font-size: 15px; font-weight: 600; }
.cx-gh-card__sub { font-size: 12px; color: var(--cx-fg-mute); margin-top: 4px; }

/* ===== Skills ===== */
.cx-skills { display: grid; gap: 16px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.cx-skill {
    padding: 22px 24px;
    border-radius: var(--cx-radius);
    background: rgba(28, 28, 30, 0.6);
    border: 1px solid var(--cx-line);
    backdrop-filter: blur(16px);
    transition: transform 0.4s var(--cx-easing-spring), border-color 0.3s ease;
}
.cx-skill:hover { transform: translateY(-4px); border-color: var(--cx-line-2); }
.cx-skill__head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 14px; }
.cx-skill__name { font-size: 15px; font-weight: 600; letter-spacing: -0.01em; }
.cx-skill__pct { font-size: 12px; color: var(--cx-fg-mute); font-variant-numeric: tabular-nums; }
.cx-skill__bar { height: 4px; background: rgba(255,255,255,0.08); border-radius: 999px; overflow: hidden; }
.cx-skill__fill {
    height: 100%; width: 0;
    background: linear-gradient(90deg, var(--cx-accent), var(--cx-accent-2));
    border-radius: 999px;
    transition: width 1.6s var(--cx-easing);
}

/* ===== Timeline ===== */
.cx-timeline { position: relative; padding-left: 28px; }
.cx-timeline::before {
    content: ""; position: absolute; left: 7px; top: 6px; bottom: 6px;
    width: 1px; background: linear-gradient(180deg, var(--cx-accent), transparent);
}
.cx-tl-item { position: relative; padding: 0 0 36px 8px; }
.cx-tl-item::before {
    content: ""; position: absolute; left: -27px; top: 6px;
    width: 12px; height: 12px; border-radius: 50%;
    background: var(--cx-accent);
    box-shadow: 0 0 0 4px rgba(10,132,255,0.18);
}
.cx-tl-date { font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--cx-fg-mute); margin-bottom: 6px; }
.cx-tl-role { font-size: 20px; font-weight: 600; margin: 0 0 4px; letter-spacing: -0.01em; }
.cx-tl-org { font-size: 14px; color: var(--cx-accent); margin-bottom: 10px; }
.cx-tl-desc { font-size: 14px; line-height: 1.6; color: var(--cx-fg-dim); margin: 0; max-width: 640px; }

/* ===== Stats ===== */
.cx-stats { display: grid; gap: 22px; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); margin: 40px 0; }
.cx-stat { text-align: center; padding: 28px 18px; border-radius: var(--cx-radius); background: rgba(28,28,30,0.5); border: 1px solid var(--cx-line); }
.cx-stat__num { font-size: 48px; font-weight: 700; letter-spacing: -0.03em;
    background: linear-gradient(135deg, var(--cx-accent), var(--cx-accent-2));
    -webkit-background-clip: text; background-clip: text; color: transparent; line-height: 1; }
.cx-stat__lbl { margin-top: 10px; font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--cx-fg-mute); }

/* ===== Contact ===== */
.cx-contact { display: grid; gap: 22px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.cx-contact a {
    display: block; padding: 26px;
    border-radius: var(--cx-radius);
    background: rgba(28,28,30,0.6); border: 1px solid var(--cx-line);
    text-decoration: none; color: var(--cx-fg);
    transition: transform 0.4s var(--cx-easing-spring), border-color 0.3s ease, background 0.3s ease;
}
.cx-contact a:hover { transform: translateY(-4px); border-color: var(--cx-accent); background: rgba(10,132,255,0.08); }
.cx-contact__lbl { font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--cx-fg-mute); margin-bottom: 8px; }
.cx-contact__val { font-size: 18px; font-weight: 500; letter-spacing: -0.01em; }

/* ===== Admin Panel ===== */
.cx-admin {
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.78);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    z-index: 9999999;
    display: none;
    align-items: center; justify-content: center;
    font-family: var(--cx-font);
    color: var(--cx-fg);
}
.cx-admin.is-open { display: flex; }
.cx-admin__panel {
    width: min(1100px, 94vw);
    height: min(82vh, 800px);
    background: linear-gradient(180deg, #1c1c1e 0%, #0d0d0f 100%);
    border: 1px solid var(--cx-line-2);
    border-radius: 22px;
    box-shadow: 0 60px 120px -20px rgba(0,0,0,0.9);
    display: grid;
    grid-template-columns: 240px 1fr;
    overflow: hidden;
    animation: cxAdminIn 0.45s var(--cx-easing-spring);
}
@keyframes cxAdminIn { from { opacity: 0; transform: scale(0.96) translateY(20px); } to { opacity: 1; transform: scale(1) translateY(0); } }

.cx-admin__side { background: rgba(0,0,0,0.4); border-right: 1px solid var(--cx-line); padding: 26px 14px; display: flex; flex-direction: column; }
.cx-admin__brand { padding: 8px 14px 22px; font-size: 14px; font-weight: 700; letter-spacing: -0.01em; color: var(--cx-fg);
    display: flex; align-items: center; gap: 10px;
}
.cx-admin__brand::before { content: ""; width: 10px; height: 10px; border-radius: 50%;
    background: var(--cx-accent-3); box-shadow: 0 0 12px var(--cx-accent-3); }

.cx-admin__nav { list-style: none; margin: 0; padding: 0; flex: 1; }
.cx-admin__nav li {
    padding: 11px 14px; border-radius: 10px; cursor: pointer; color: var(--cx-fg-dim);
    font-size: 13px; margin: 1px 0; transition: background 0.2s ease, color 0.2s ease;
    display: flex; align-items: center; gap: 10px;
}
.cx-admin__nav li:hover { background: rgba(255,255,255,0.04); color: var(--cx-fg); }
.cx-admin__nav li.is-active { background: rgba(10,132,255,0.16); color: var(--cx-fg); }

.cx-admin__main { display: flex; flex-direction: column; min-width: 0; }
.cx-admin__top { display: flex; justify-content: space-between; align-items: center;
    padding: 16px 22px; border-bottom: 1px solid var(--cx-line); }
.cx-admin__title { font-size: 14px; font-weight: 600; }
.cx-admin__actions { display: flex; gap: 8px; }
.cx-admin__btn {
    padding: 8px 14px; border-radius: 10px; font-size: 12px; font-weight: 500;
    border: 1px solid var(--cx-line-2); background: rgba(255,255,255,0.04); color: var(--cx-fg);
    cursor: pointer; font-family: inherit; transition: background 0.2s ease, transform 0.3s var(--cx-easing-spring);
    display: inline-flex; align-items: center; gap: 6px;
}
.cx-admin__btn:hover { background: rgba(255,255,255,0.1); transform: translateY(-1px); }
.cx-admin__btn--primary { background: var(--cx-accent); border-color: var(--cx-accent); color: #fff; }
.cx-admin__btn--primary:hover { background: #4d9fff; }
.cx-admin__btn--danger { background: rgba(255,69,58,0.16); border-color: rgba(255,69,58,0.4); color: #ff6961; }

.cx-admin__body { flex: 1; overflow: auto; padding: 22px 26px; }
.cx-admin__body::-webkit-scrollbar { width: 8px; }
.cx-admin__body::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.14); border-radius: 8px; }

.cx-field { display: block; margin-bottom: 14px; }
.cx-field__lbl { display: block; font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--cx-fg-mute); margin-bottom: 7px; }
.cx-field input, .cx-field textarea, .cx-field select {
    width: 100%; padding: 12px 14px; font-family: inherit; font-size: 14px;
    background: rgba(0,0,0,0.4); color: var(--cx-fg);
    border: 1px solid var(--cx-line-2); border-radius: 10px;
    transition: border-color 0.25s ease, background 0.25s ease;
    box-sizing: border-box;
}
.cx-field textarea { min-height: 90px; resize: vertical; line-height: 1.5; }
.cx-field input:focus, .cx-field textarea:focus, .cx-field select:focus { outline: none; border-color: var(--cx-accent); background: rgba(0,0,0,0.6); }

.cx-admin__list { display: flex; flex-direction: column; gap: 10px; }
.cx-admin__row {
    display: flex; align-items: center; gap: 12px;
    padding: 14px 16px; border-radius: 12px;
    background: rgba(255,255,255,0.03); border: 1px solid var(--cx-line);
    transition: background 0.2s ease;
}
.cx-admin__row:hover { background: rgba(255,255,255,0.06); }
.cx-admin__row__main { flex: 1; min-width: 0; }
.cx-admin__row__title { font-size: 14px; font-weight: 600; margin-bottom: 3px; }
.cx-admin__row__meta { font-size: 12px; color: var(--cx-fg-mute); }

.cx-admin__login { width: 360px; padding: 36px 32px; background: var(--cx-glass-2); border-radius: 22px; border: 1px solid var(--cx-line-2); }
.cx-admin__login h2 { margin: 0 0 6px; font-size: 22px; font-weight: 600; letter-spacing: -0.02em; }
.cx-admin__login p { margin: 0 0 22px; color: var(--cx-fg-dim); font-size: 13px; }

/* admin trigger (invisible) */
.cx-admin-hotspot {
    position: fixed; bottom: 0; right: 0;
    width: 60px; height: 60px;
    z-index: 999991;
    cursor: default;
}

/* video labels overlay (non-intrusive) */
.cx-video-label {
    position: fixed;
    bottom: 28px; left: 50%;
    transform: translateX(-50%) translateY(20px);
    padding: 10px 22px;
    border-radius: 999px;
    background: rgba(20, 20, 22, 0.55);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid var(--cx-line-2);
    font-family: var(--cx-font);
    font-size: 12px; letter-spacing: 0.22em; text-transform: uppercase;
    color: var(--cx-fg);
    z-index: 999960;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.6s var(--cx-easing), transform 0.6s var(--cx-easing);
}
.cx-video-label.is-visible { opacity: 1; transform: translateX(-50%) translateY(0); }

/* toast */
.cx-toast {
    position: fixed; bottom: 24px; right: 24px;
    padding: 12px 18px;
    background: rgba(28,28,30,0.95);
    border: 1px solid var(--cx-line-2);
    border-radius: 12px;
    color: var(--cx-fg);
    font-family: var(--cx-font); font-size: 13px;
    z-index: 99999999;
    box-shadow: var(--cx-shadow);
    transform: translateY(20px); opacity: 0;
    transition: transform 0.4s var(--cx-easing-spring), opacity 0.4s ease;
}
.cx-toast.is-show { transform: translateY(0); opacity: 1; }
.cx-toast--ok { border-left: 3px solid var(--cx-accent-3); }
.cx-toast--err { border-left: 3px solid #ff453a; }

/* responsive */
@media (max-width: 720px) {
    .cx-container { padding: 90px 22px 80px; }
    .cx-admin__panel { grid-template-columns: 1fr; height: 92vh; }
    .cx-admin__side { display: none; }
}

/* ===== Century Gothic · Left Sidebar ===== */
.cx-sidebar,
.cx-sidebar .cx-sidebar__brand,
.cx-sidebar .cx-sidebar__title,
.cx-sidebar .cx-sidebar__sub,
.cx-sidebar .cx-nav__item,
.cx-sidebar .cx-sidebar__foot {
    font-family: 'Century Gothic', CenturyGothic, 'Apple Gothic', AppleGothic,
        'ITC Avant Garde Gothic', 'Century Gothic Std', 'Trebuchet MS', sans-serif;
}

/* ===== Multi Agent AI · LED colorful label ===== */
.cx-nav__label--multiai {
    background: linear-gradient(90deg,
        #bf5af2 0%,
        #ff2d55 30%,
        #ff9f0a 55%,
        #0a84ff 80%,
        #bf5af2 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: cxAiLabelShift 5s linear infinite;
    font-weight: 600;
}
@keyframes cxAiLabelShift {
    0%   { background-position: 0% center; }
    100% { background-position: 200% center; }
}

/* AI sparkle badge next to label */
.cx-nav__ai-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 15px;
    height: 15px;
    margin-left: 5px;
    color: #bf5af2;
    filter: drop-shadow(0 0 5px rgba(191, 90, 242, 0.9));
    animation: cxAiBadgePop 2.6s ease-in-out infinite;
    flex-shrink: 0;
}
.cx-nav__ai-badge svg {
    width: 100%;
    height: 100%;
    fill: currentColor;
    stroke: none;
}
@keyframes cxAiBadgePop {
    0%, 100% { opacity: 0.75; transform: scale(1)    rotate(0deg);  filter: drop-shadow(0 0 4px rgba(191,90,242,0.6)); }
    35%       { opacity: 1;    transform: scale(1.22) rotate(12deg); filter: drop-shadow(0 0 10px rgba(255,45,85,1));    }
    70%       { opacity: 0.9;  transform: scale(1.08) rotate(-8deg); filter: drop-shadow(0 0 8px rgba(10,132,255,0.9));  }
}

/* Glow border on hover for the multiai item */
.cx-nav__item--multiai {
    border: 1px solid rgba(191, 90, 242, 0.12);
    background: rgba(191, 90, 242, 0.03);
    margin-top: 6px;
}
.cx-nav__item--multiai .cx-nav__icon {
    color: #bf5af2;
    filter: drop-shadow(0 0 4px rgba(191, 90, 242, 0.5));
}
.cx-nav__item--multiai:hover {
    background: rgba(191, 90, 242, 0.08);
    box-shadow: 0 0 20px -6px rgba(191, 90, 242, 0.3) inset;
}

/* ===== Social Media Section · Sidebar ===== */
.cx-social-section {
    padding: 14px 14px 18px;
    /* gradient fade line — blends into sidebar bg instead of hard cut */
    border-top: none;
    position: relative;
    flex-shrink: 0;
    font-family: 'Century Gothic', CenturyGothic, 'Apple Gothic', AppleGothic,
        'ITC Avant Garde Gothic', 'Trebuchet MS', sans-serif;
}

.cx-social-section__head {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 11px;
}

.cx-social-section::before {
    content: '';
    position: absolute;
    top: 0; left: 18px; right: 18px;
    height: 1px;
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(255,255,255,0.09) 25%,
        rgba(255,255,255,0.11) 50%,
        rgba(255,255,255,0.09) 75%,
        transparent 100%
    );
}

.cx-social-section__label {
    font-size: 9.5px;
    letter-spacing: 0.28em;
    color: var(--cx-fg-mute);
    white-space: nowrap;
    flex-shrink: 0;
}

.cx-social-section__line {
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, var(--cx-line) 0%, transparent 100%);
}

.cx-social-cards {
    display: flex;
    gap: 8px;
}

.cx-social-card {
    flex: 1;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 15px 6px 13px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--cx-line);
    text-decoration: none;
    color: var(--cx-fg-dim);
    cursor: pointer;
    overflow: hidden;
    transition:
        background 0.35s ease,
        border-color 0.35s ease,
        color 0.3s ease,
        transform 0.45s var(--cx-easing-spring),
        box-shadow 0.45s ease;
}

.cx-social-card:hover {
    transform: translateY(-4px);
    color: var(--cx-fg);
}

/* animated glow blob behind icon */
.cx-social-card__glow {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 70px;
    height: 70px;
    border-radius: 50%;
    opacity: 0;
    filter: blur(20px);
    transition: opacity 0.45s ease;
    pointer-events: none;
}

.cx-social-card:hover .cx-social-card__glow { opacity: 1; }

.cx-social-card__icon {
    width: 26px;
    height: 26px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform 0.45s var(--cx-easing-spring);
    position: relative;
    z-index: 1;
}

.cx-social-card__icon svg {
    width: 100%;
    height: 100%;
    fill: currentColor;
}

.cx-social-card:hover .cx-social-card__icon { transform: scale(1.18); }

.cx-social-card__name {
    font-size: 10px;
    letter-spacing: 0.05em;
    font-weight: 600;
    text-align: center;
    white-space: nowrap;
    position: relative;
    z-index: 1;
}

/* YouTube */
.cx-social-card--yt:hover {
    background: rgba(255, 0, 0, 0.1);
    border-color: rgba(255, 0, 0, 0.32);
    box-shadow: 0 10px 28px -10px rgba(255, 0, 0, 0.4);
    color: #ff4545;
}
.cx-social-card--yt .cx-social-card__glow {
    background: radial-gradient(circle, rgba(255, 0, 0, 0.7), transparent 70%);
}

/* Instagram */
.cx-social-card--ig:hover {
    background: linear-gradient(135deg,
        rgba(64, 93, 230, 0.1) 0%,
        rgba(225, 48, 108, 0.1) 50%,
        rgba(253, 100, 0, 0.1) 100%);
    border-color: rgba(225, 48, 108, 0.35);
    box-shadow: 0 10px 28px -10px rgba(225, 48, 108, 0.45);
    color: #e1306c;
}
.cx-social-card--ig .cx-social-card__glow {
    background: radial-gradient(circle,
        rgba(225, 48, 108, 0.6),
        rgba(253, 100, 0, 0.3) 50%,
        transparent 70%);
}

/* Medium */
.cx-social-card--md:hover {
    background: rgba(255, 255, 255, 0.07);
    border-color: rgba(255, 255, 255, 0.22);
    box-shadow: 0 10px 28px -10px rgba(255, 255, 255, 0.15);
    color: #ffffff;
}
.cx-social-card--md .cx-social-card__glow {
    background: radial-gradient(circle, rgba(255, 255, 255, 0.35), transparent 70%);
}