/* ═══════════════════════════════════════════
   UMA.dev — 3D Portfolio
   ═══════════════════════════════════════════ */

:root {
    --bg: #05060f;
    --bg-soft: #0b0d1c;
    --fg: #f0f4ff;
    --fg-dim: #8790ad;
    --accent: #00f0ff;
    --accent-2: #8b5cf6;
    --accent-3: #ff4ecd;
    --gradient: linear-gradient(100deg, #00f0ff 0%, #8b5cf6 50%, #ff4ecd 100%);
    --border: rgba(160, 180, 255, 0.1);
    --font-display: 'Syne', sans-serif;
    --font-body: 'Space Grotesk', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

html { scroll-behavior: auto; }

html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }

body {
    background: var(--bg);
    color: var(--fg);
    font-family: var(--font-body);
    overflow-x: hidden;
    line-height: 1.6;
    cursor: none;
}

/* Aurora ambience behind everything */
body::before,
body::after {
    content: '';
    position: fixed;
    z-index: 1;
    pointer-events: none;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.35;
}
body::before {
    width: 55vw; height: 55vw;
    top: -20vw; right: -15vw;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.5), transparent 65%);
    animation: auroraDrift 16s ease-in-out infinite alternate;
}
body::after {
    width: 45vw; height: 45vw;
    bottom: -15vw; left: -12vw;
    background: radial-gradient(circle, rgba(0, 240, 255, 0.35), transparent 65%);
    animation: auroraDrift 20s ease-in-out infinite alternate-reverse;
}
@keyframes auroraDrift {
    from { transform: translate(0, 0) scale(1); }
    to { transform: translate(-6vw, 5vw) scale(1.15); }
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

a { color: inherit; text-decoration: none; cursor: none; }
button { cursor: none; }

::selection { background: var(--accent); color: var(--bg); }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: linear-gradient(var(--accent), var(--accent-2), var(--accent-3)); border-radius: 3px; }

.accent { color: var(--accent); }

/* ═══════════ PRELOADER ═══════════ */
.preloader {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
}
.preloader__inner { text-align: center; width: min(400px, 80vw); }
.preloader__counter {
    font-family: var(--font-display);
    font-size: clamp(4rem, 12vw, 8rem);
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1;
    margin-bottom: 2rem;
    font-variant-numeric: tabular-nums;
}
.preloader__bar {
    height: 2px;
    background: var(--border);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 1rem;
}
.preloader__bar span {
    display: block;
    height: 100%;
    width: 0%;
    background: var(--gradient);
    box-shadow: 0 0 12px rgba(0, 240, 255, 0.6);
}
.preloader__label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.4em;
    color: var(--fg-dim);
}

/* ═══════════ CURSOR ═══════════ */
.cursor {
    position: fixed;
    width: 10px; height: 10px;
    background: var(--accent);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: width 0.25s, height 0.25s, background 0.25s;
    mix-blend-mode: difference;
}
.cursor-follower {
    position: fixed;
    width: 42px; height: 42px;
    border: 1px solid rgba(0, 240, 255, 0.4);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    transform: translate(-50%, -50%);
    transition: width 0.35s, height 0.35s, border-color 0.35s, opacity 0.35s;
}
.cursor.is-hover { width: 60px; height: 60px; background: var(--fg); }
.cursor-follower.is-hover { opacity: 0; }

@media (hover: none) {
    .cursor, .cursor-follower { display: none; }
    body, a, button { cursor: auto; }
}

/* ═══════════ WEBGL & NOISE ═══════════ */
#webgl {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}
.noise {
    position: fixed;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    opacity: 0.05;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 250 250' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.7' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

main { position: relative; z-index: 3; }

/* ═══════════ NAV ═══════════ */
.nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem clamp(1.5rem, 5vw, 4rem);
    mix-blend-mode: normal;
    transition: transform 0.4s ease, background 0.4s ease, backdrop-filter 0.4s;
}
.nav.is-scrolled {
    background: rgba(10, 10, 15, 0.65);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
}
.nav.is-hidden { transform: translateY(-100%); }
.nav__logo {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.15rem;
    letter-spacing: 0.05em;
    display: inline-block;
}
.nav__logo-mark { color: var(--accent); font-size: 0.8em; }
.nav__links { display: flex; align-items: center; gap: 2.5rem; }
.nav__link {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--fg-dim);
    display: inline-block;
    position: relative;
    overflow: hidden;
    transition: color 0.3s;
}
.nav__link span { display: inline-block; position: relative; transition: transform 0.4s cubic-bezier(0.76, 0, 0.24, 1); }
.nav__link span::after {
    content: attr(data-text);
    position: absolute;
    top: 100%; left: 0;
    color: var(--accent);
}
.nav__link:hover span { transform: translateY(-100%); }
.nav__lang {
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 100px;
    color: var(--fg);
    font-family: 'Vazirmatn', var(--font-mono);
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    padding: 0.5rem 1rem;
    transition: border-color 0.3s, color 0.3s, box-shadow 0.3s;
}
.nav__lang:hover {
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: 0 0 16px rgba(0, 240, 255, 0.25);
}
.mobile-menu__lang {
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 100px;
    color: var(--fg);
    font-family: 'Vazirmatn', var(--font-mono);
    font-size: 1rem;
    padding: 0.7rem 2rem;
    transition: border-color 0.3s, color 0.3s;
}
.mobile-menu__lang:hover { border-color: var(--accent); color: var(--accent); }
.nav__link--cta {
    color: #04101a;
    background: var(--gradient);
    background-size: 200% 100%;
    padding: 0.6rem 1.4rem;
    border-radius: 100px;
    font-weight: 600;
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.25);
    transition: background-position 0.5s, box-shadow 0.3s;
}
.nav__link--cta:hover {
    background-position: 100% 50%;
    box-shadow: 0 0 32px rgba(255, 78, 205, 0.45);
}
.nav__burger {
    display: none;
    background: none;
    border: none;
    width: 32px; height: 24px;
    position: relative;
    z-index: 102;
}
.nav__burger span {
    position: absolute;
    left: 0; width: 100%; height: 2px;
    background: var(--fg);
    transition: transform 0.3s, top 0.3s;
}
.nav__burger span:nth-child(1) { top: 6px; }
.nav__burger span:nth-child(2) { top: 16px; }
.nav__burger.is-open span:nth-child(1) { top: 11px; transform: rotate(45deg); }
.nav__burger.is-open span:nth-child(2) { top: 11px; transform: rotate(-45deg); }

.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 101;
    background: rgba(10, 10, 15, 0.97);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s, visibility 0.4s;
}
.mobile-menu.is-open { opacity: 1; visibility: visible; }
.mobile-menu__link {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--fg);
    transition: color 0.3s;
}
.mobile-menu__link:hover { color: var(--accent); }

/* ═══════════ HERO ═══════════ */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 0 clamp(1.5rem, 5vw, 4rem);
    position: relative;
}
.hero__tag {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.3em;
    color: var(--fg-dim);
    margin-bottom: 2rem;
}
.hero__tag-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--accent);
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(0, 240, 255, 0.5); }
    50% { box-shadow: 0 0 0 8px rgba(0, 240, 255, 0); }
}
.hero__title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(3rem, 11vw, 10rem);
    line-height: 0.95;
    letter-spacing: -0.02em;
    text-transform: uppercase;
}
.hero__title-line { display: block; overflow: hidden; }
.hero__title-line span { display: inline-block; will-change: transform; }
.hero__title-line--outline span {
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    filter: drop-shadow(0 0 24px rgba(0, 240, 255, 0.35));
    background-size: 200% 100%;
    animation: gradientShift 6s ease-in-out infinite alternate;
}
@keyframes gradientShift {
    from { background-position: 0% 50%; }
    to { background-position: 100% 50%; }
}
.hero__sub {
    max-width: 480px;
    margin-top: 2.5rem;
    color: var(--fg-dim);
    font-size: 1.05rem;
    font-weight: 300;
}
.hero__sub em { color: var(--accent); font-style: normal; }
.hero__meta {
    display: flex;
    gap: clamp(2rem, 6vw, 5rem);
    margin-top: 3.5rem;
    flex-wrap: wrap;
}
.hero__meta-item { display: flex; flex-direction: column; gap: 0.3rem; }
.hero__meta-label {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.3em;
    color: var(--fg-dim);
}
.hero__meta-value {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.05em;
}
.hero__scroll {
    position: absolute;
    bottom: 3rem;
    right: clamp(1.5rem, 5vw, 4rem);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    letter-spacing: 0.35em;
    color: var(--fg-dim);
    writing-mode: vertical-rl;
}
.hero__scroll-line {
    width: 1px; height: 60px;
    background: var(--fg-dim);
    position: relative;
    overflow: hidden;
}
.hero__scroll-line::after {
    content: '';
    position: absolute;
    top: -100%; left: 0;
    width: 100%; height: 100%;
    background: var(--accent);
    animation: scrollLine 2s cubic-bezier(0.76, 0, 0.24, 1) infinite;
}
@keyframes scrollLine {
    0% { top: -100%; }
    50%, 100% { top: 100%; }
}
.hero__coords {
    position: absolute;
    bottom: 3rem;
    left: clamp(1.5rem, 5vw, 4rem);
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    color: var(--fg-dim);
}

/* ═══════════ MARQUEE ═══════════ */
.marquee {
    overflow: hidden;
    padding: 1.6rem 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: rgba(18, 18, 26, 0.5);
    backdrop-filter: blur(6px);
}
.marquee__track {
    display: flex;
    white-space: nowrap;
    will-change: transform;
}
.marquee__track span {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1.2rem, 3vw, 2rem);
    letter-spacing: 0.08em;
    color: transparent;
    -webkit-text-stroke: 1px rgba(160, 190, 255, 0.35);
    flex-shrink: 0;
}

/* ═══════════ SECTIONS ═══════════ */
.section {
    padding: clamp(6rem, 12vw, 10rem) clamp(1.5rem, 5vw, 4rem);
    max-width: 1500px;
    margin: 0 auto;
}
.section__head {
    display: flex;
    align-items: baseline;
    gap: 1.5rem;
    margin-bottom: clamp(3rem, 6vw, 5rem);
}
.section__num {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--accent);
}
.section__title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(2.2rem, 6vw, 4.5rem);
    letter-spacing: -0.01em;
    line-height: 1;
}
.section__title .char { display: inline-block; will-change: transform; }

/* ═══════════ STORY (pinned narrative) ═══════════ */
.story {
    position: relative;
    height: 100vh;
    overflow: hidden;
    display: flex;
    align-items: center;
}
.story__chapters {
    position: relative;
    width: 100%;
    max-width: 1500px;
    margin: 0 auto;
    padding: 0 clamp(1.5rem, 5vw, 4rem);
}
.story__chapter {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    max-width: 720px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}
.story__chapter.is-active { pointer-events: auto; }
.story__kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.35em;
    color: var(--fg-dim);
    margin-bottom: 1.6rem;
}
.story__kicker b { color: var(--accent); font-weight: 500; }
.story__headline {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(2.6rem, 7vw, 6rem);
    line-height: 1.02;
    text-transform: uppercase;
    letter-spacing: -0.01em;
}
.story__line { display: block; overflow: hidden; }
.story__line span { display: inline-block; will-change: transform; }
.story__line--accent span {
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    filter: drop-shadow(0 0 24px rgba(0, 240, 255, 0.3));
}
.story__text {
    margin-top: 2rem;
    max-width: 460px;
    color: var(--fg-dim);
    font-weight: 300;
    font-size: 1rem;
}
.story__nav {
    position: absolute;
    top: 50%;
    right: clamp(1.5rem, 5vw, 4rem);
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 1.1rem;
    z-index: 5;
}
html[dir="rtl"] .story__nav { right: auto; left: clamp(1.5rem, 5vw, 4rem); align-items: flex-start; }
.story__nav-item {
    background: none;
    border: none;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.3em;
    color: var(--fg-dim);
    opacity: 0.45;
    padding: 0.2rem 0;
    position: relative;
    transition: opacity 0.4s, color 0.4s, transform 0.4s;
}
.story__nav-item:hover { opacity: 1; }
.story__nav-item.is-active {
    opacity: 1;
    color: var(--accent);
    transform: scale(1.15);
    text-shadow: 0 0 14px rgba(0, 240, 255, 0.5);
}
.story__controls {
    position: absolute;
    bottom: 2.5rem;
    left: clamp(1.5rem, 5vw, 4rem);
    display: flex;
    align-items: center;
    gap: 1.4rem;
    z-index: 5;
}
html[dir="rtl"] .story__controls { left: auto; right: clamp(1.5rem, 5vw, 4rem); }
.story__arrow {
    width: 52px; height: 52px;
    border: 1px solid var(--border);
    border-radius: 50%;
    background: rgba(11, 13, 28, 0.5);
    backdrop-filter: blur(8px);
    color: var(--fg);
    font-size: 1.1rem;
    transition: border-color 0.3s, color 0.3s, box-shadow 0.3s, transform 0.3s;
}
.story__arrow:hover {
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.25);
    transform: scale(1.08);
}
.story__counter {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.2em;
    color: var(--fg-dim);
}
.story__counter #storyIndex { color: var(--accent); }
.story__progress {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--border);
    z-index: 5;
}
.story__progress span {
    display: block;
    height: 100%;
    width: 0%;
    background: var(--gradient);
    box-shadow: 0 0 12px rgba(0, 240, 255, 0.6);
}

@media (max-width: 900px) {
    .story__nav { display: none; }
    .story__headline { font-size: clamp(2.2rem, 10vw, 3.4rem); }
    .story__text { font-size: 0.9rem; }
}

html[lang="fa"] .story__headline {
    line-height: 1.2;
    font-size: clamp(2.2rem, 6vw, 5rem);
    letter-spacing: 0 !important;
}
html[lang="fa"] .story__kicker,
html[lang="fa"] .story__nav-item { letter-spacing: 0 !important; }
html[lang="fa"] .story__arrow { transform: scaleX(-1); }
html[lang="fa"] .story__arrow:hover { transform: scaleX(-1) scale(1.08); }

/* ═══════════ ABOUT ═══════════ */
.about__grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: clamp(3rem, 6vw, 6rem);
    align-items: start;
}
.about__lead {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(1.4rem, 2.6vw, 2rem);
    line-height: 1.35;
    margin-bottom: 2rem;
}
.about__lead .word { display: inline-block; }
.about__body {
    color: var(--fg-dim);
    margin-bottom: 1.5rem;
    font-weight: 300;
    max-width: 540px;
}
.about__body b { color: var(--fg); font-weight: 500; }
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    margin-top: 1.5rem;
    padding: 1rem 2rem;
    border: 1px solid var(--accent);
    border-radius: 100px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    position: relative;
    overflow: hidden;
    transition: color 0.35s;
}
.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--accent);
    transform: scaleY(0);
    transform-origin: bottom;
    transition: transform 0.35s cubic-bezier(0.76, 0, 0.24, 1);
    z-index: -1;
}
.btn:hover { color: var(--bg); }
.btn:hover::before { transform: scaleY(1); }
.btn__arrow { transition: transform 0.3s; }
.btn:hover .btn__arrow { transform: translateX(5px) rotate(-45deg); }

.about__stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}
.stat {
    background: rgba(18, 18, 26, 0.6);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2rem 1.5rem;
    backdrop-filter: blur(8px);
    transform-style: preserve-3d;
    transition: border-color 0.3s;
}
.stat:hover { border-color: rgba(0, 240, 255, 0.35); }
.stat__num {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(2.4rem, 4.5vw, 3.6rem);
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1;
    font-variant-numeric: tabular-nums;
}
.stat__num::after { content: '+'; }
.stat__label {
    margin-top: 0.6rem;
    font-size: 0.8rem;
    color: var(--fg-dim);
    font-family: var(--font-mono);
    letter-spacing: 0.05em;
}

/* ═══════════ SKILLS ═══════════ */
.skills__intro {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.15em;
    color: var(--fg-dim);
    margin: -2rem 0 3rem;
}
.skills__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 1.2rem;
    perspective: 1200px;
}
.skill-card {
    background: rgba(18, 18, 26, 0.6);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 1.8rem 1.5rem;
    backdrop-filter: blur(8px);
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
    transition: border-color 0.3s, box-shadow 0.3s;
}
.skill-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 50%), rgba(0, 240, 255, 0.08), transparent 60%);
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}
.skill-card:hover::before { opacity: 1; }
.skill-card:hover {
    border-color: rgba(0, 240, 255, 0.4);
    box-shadow: 0 20px 60px -20px rgba(139, 92, 246, 0.25);
}
.skill-card__icon {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--accent);
    text-shadow: 0 0 18px rgba(0, 240, 255, 0.55);
    transform: translateZ(30px);
}
.skill-card:nth-child(3n) .skill-card__icon { color: var(--accent-3); text-shadow: 0 0 18px rgba(255, 78, 205, 0.55); }
.skill-card:nth-child(3n + 2) .skill-card__icon { color: var(--accent-2); text-shadow: 0 0 18px rgba(139, 92, 246, 0.55); }
.skill-card__name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: 0.4rem;
    transform: translateZ(20px);
}
.skill-card__desc {
    font-size: 0.78rem;
    color: var(--fg-dim);
    margin-bottom: 1.4rem;
    min-height: 2.4em;
}
.skill-card__bar {
    height: 3px;
    background: var(--border);
    border-radius: 3px;
    overflow: hidden;
}
.skill-card__bar span {
    display: block;
    height: 100%;
    width: 0%;
    background: var(--gradient);
    border-radius: 3px;
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.5);
}
.skill-card__pct {
    position: absolute;
    top: 1.5rem; right: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--fg-dim);
}

/* ═══════════ WORKS ═══════════ */
.works__list { border-top: 1px solid var(--border); }
.work {
    display: grid;
    grid-template-columns: 80px 1fr auto 60px;
    align-items: center;
    gap: 2rem;
    padding: 2.5rem 1rem;
    border-bottom: 1px solid var(--border);
    position: relative;
    transition: padding 0.4s cubic-bezier(0.76, 0, 0.24, 1), background 0.4s;
}
.work:hover {
    background: rgba(0, 240, 255, 0.03);
    padding-left: 2rem;
}
.work__index {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--fg-dim);
}
.work__title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1.5rem, 3.5vw, 2.6rem);
    transition: color 0.3s;
}
.work:hover .work__title { color: var(--accent); }
.work__desc {
    color: var(--fg-dim);
    font-size: 0.85rem;
    font-weight: 300;
    margin-top: 0.3rem;
    max-width: 480px;
}
.work__tags { display: flex; gap: 0.5rem; flex-wrap: wrap; justify-content: flex-end; }
.work__tags span {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.1em;
    padding: 0.35rem 0.8rem;
    border: 1px solid var(--border);
    border-radius: 100px;
    color: var(--fg-dim);
    transition: border-color 0.3s, color 0.3s;
}
.work:hover .work__tags span { border-color: rgba(0, 240, 255, 0.4); color: var(--fg); }
.work__arrow {
    font-size: 1.6rem;
    color: var(--fg-dim);
    transition: transform 0.4s cubic-bezier(0.76, 0, 0.24, 1), color 0.3s;
}
.work:hover .work__arrow {
    transform: translate(6px, -6px);
    color: var(--accent);
}

/* ═══════════ CONTACT ═══════════ */
.contact { text-align: center; }
.contact .section__head { justify-content: center; }
.contact__email {
    display: inline-flex;
    align-items: center;
    gap: 2rem;
    margin: 2rem 0 3rem;
}
.contact__email-text {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(1.8rem, 6vw, 5rem);
    color: transparent;
    -webkit-text-stroke: 2px var(--fg);
    transition: color 0.4s, -webkit-text-stroke-color 0.4s;
}
.contact__email:hover .contact__email-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-stroke-color: transparent;
    filter: drop-shadow(0 0 22px rgba(139, 92, 246, 0.5));
}
.contact__email-circle {
    width: clamp(60px, 8vw, 90px);
    height: clamp(60px, 8vw, 90px);
    border: 1px solid var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    color: var(--accent);
    transition: background 0.35s, color 0.35s, transform 0.35s;
}
.contact__email:hover .contact__email-circle {
    background: var(--accent);
    color: var(--bg);
    transform: rotate(-45deg);
}
.contact__note {
    color: var(--fg-dim);
    font-weight: 300;
    margin-bottom: 3rem;
}
.contact__socials {
    display: flex;
    justify-content: center;
    gap: clamp(1.5rem, 4vw, 3rem);
    flex-wrap: wrap;
}
.contact__social {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.25em;
    color: var(--fg-dim);
    display: inline-block;
    position: relative;
    padding-bottom: 4px;
    transition: color 0.3s;
}
.contact__social::after {
    content: '';
    position: absolute;
    left: 0; bottom: 0;
    width: 100%; height: 1px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.4s cubic-bezier(0.76, 0, 0.24, 1);
}
.contact__social:hover { color: var(--accent); }
.contact__social:hover::after { transform: scaleX(1); transform-origin: left; }

/* ═══════════ FOOTER ═══════════ */
.footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    flex-wrap: wrap;
    padding: 2rem clamp(1.5rem, 5vw, 4rem);
    border-top: 1px solid var(--border);
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.15em;
    color: var(--fg-dim);
}
.footer__top { display: inline-block; color: var(--fg); transition: color 0.3s; }
.footer__top:hover { color: var(--accent); }

/* ═══════════ RESPONSIVE ═══════════ */
@media (max-width: 900px) {
    .nav__links { display: none; }
    .nav__burger { display: block; }
    .about__grid { grid-template-columns: 1fr; }
    .work {
        grid-template-columns: 1fr auto;
        grid-template-areas: "index arrow" "info info" "tags tags";
    }
    .work__index { grid-area: index; }
    .work__info { grid-area: info; }
    .work__tags { grid-area: tags; justify-content: flex-start; }
    .work__arrow { grid-area: arrow; }
    .hero__scroll { display: none; }
}

@media (max-width: 520px) {
    .about__stats { grid-template-columns: 1fr; }
    .contact__email { flex-direction: column; gap: 1rem; }
}

/* ═══════════ PERSIAN (RTL) ═══════════ */
html[lang="fa"] {
    --font-display: 'Vazirmatn', sans-serif;
    --font-body: 'Vazirmatn', sans-serif;
}
html[lang="fa"] body { line-height: 1.9; }
html[lang="fa"] .hero__title,
html[lang="fa"] .section__title,
html[lang="fa"] .mobile-menu__link,
html[lang="fa"] .work__title,
html[lang="fa"] .about__lead,
html[lang="fa"] .stat__num,
html[lang="fa"] .preloader__counter {
    font-family: 'Vazirmatn', sans-serif;
}
/* Letter-spacing breaks Perso-Arabic letter joining */
html[lang="fa"] .preloader__label,
html[lang="fa"] .nav__link,
html[lang="fa"] .hero__tag,
html[lang="fa"] .hero__meta-label,
html[lang="fa"] .hero__meta-value,
html[lang="fa"] .hero__scroll,
html[lang="fa"] .hero__title,
html[lang="fa"] .section__title,
html[lang="fa"] .skills__intro,
html[lang="fa"] .stat__label,
html[lang="fa"] .btn,
html[lang="fa"] .footer,
html[lang="fa"] .contact__social {
    letter-spacing: 0 !important;
}
html[lang="fa"] .hero__title {
    font-size: clamp(2.6rem, 9vw, 8rem);
    line-height: 1.15;
    font-weight: 800;
}
html[lang="fa"] .btn__arrow,
html[lang="fa"] .work__arrow { transform: scaleX(-1); }
html[lang="fa"] .btn:hover .btn__arrow { transform: scaleX(-1) translateX(5px) rotate(-45deg); }
html[lang="fa"] .work:hover .work__arrow { transform: scaleX(-1) translate(6px, -6px); }
html[lang="fa"] .work:hover { padding-left: 1rem; padding-right: 2rem; }
html[lang="fa"] .hero__scroll { writing-mode: horizontal-tb; }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}