/* ============================================================
   Saeid Ebrahimi — Portfolio
   Deep cinematic red on near-black · editorial
   ============================================================ */

:root {
  /* Color */
  --bg: #0a0a0a;
  --bg-elev: #121211;
  --bg-elev-2: #181716;
  --text: #f2efea;
  --text-dim: rgba(242, 239, 234, 0.56);
  --text-faint: rgba(242, 239, 234, 0.30);
  --accent: #b23a2e;
  --accent-bright: #d2493a;
  --border: rgba(242, 239, 234, 0.10);
  --border-soft: rgba(242, 239, 234, 0.06);

  /* Type */
  --font-display: "Fraunces", Georgia, serif;
  --font-sans: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  /* Layout */
  --max: 1360px;
  --gutter: clamp(1.25rem, 5vw, 4rem);

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 0.5s;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { -webkit-text-size-adjust: 100%; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* When Lenis is active it manages scroll */
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-stopped { overflow: hidden; }

img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }

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

/* ---------- Overlays: grain + vignette ---------- */
.grain {
  position: fixed; inset: -50%;
  width: 200%; height: 200%;
  pointer-events: none;
  z-index: 9000;
  opacity: 0.05;
  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='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain 0.6s steps(3) infinite;
}
@keyframes grain {
  0% { transform: translate(0, 0); }
  33% { transform: translate(-3%, 2%); }
  66% { transform: translate(2%, -3%); }
  100% { transform: translate(0, 0); }
}
.vignette {
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 8999;
  background: radial-gradient(ellipse 120% 90% at 50% 40%, transparent 55%, rgba(0,0,0,0.55) 100%);
}

/* ---------- Custom cursor ---------- */
.cursor {
  position: fixed; top: 0; left: 0;
  width: 28px; height: 28px;
  border: 1px solid var(--text-dim);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9500;
  transform: translate(-50%, -50%);
  transition: width 0.25s var(--ease), height 0.25s var(--ease), background 0.25s var(--ease), border-color 0.25s var(--ease);
  mix-blend-mode: difference;
  display: none;
}
.cursor.is-hover { width: 56px; height: 56px; background: var(--text); border-color: transparent; }
@media (hover: hover) and (pointer: fine) { .cursor { display: block; } }

/* ---------- Skip link ---------- */
.skip-link {
  position: fixed; top: -100px; left: 1rem;
  z-index: 10000;
  background: var(--text); color: var(--bg);
  padding: 0.6rem 1rem; border-radius: 6px;
  font-family: var(--font-mono); font-size: 0.8rem;
  transition: top 0.2s var(--ease);
}
.skip-link:focus { top: 1rem; }

/* ---------- Shared ---------- */
.container { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter); }

.section { padding-block: clamp(5rem, 12vh, 9rem); position: relative; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent-bright);
  font-weight: 500;
}

.section__head { margin-bottom: clamp(2.5rem, 6vw, 4.5rem); position: relative; }
.section__index {
  position: absolute; right: 0; top: -0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem; color: var(--text-faint);
  letter-spacing: 0.1em;
}
.section__title {
  font-family: var(--font-display);
  font-weight: 350;
  font-size: clamp(2rem, 5.5vw, 4rem);
  line-height: 1.04;
  letter-spacing: -0.02em;
  max-width: 16ch;
  margin-top: 1.1rem;
}

:where(a, button):focus-visible {
  outline: 2px solid var(--accent-bright);
  outline-offset: 4px;
  border-radius: 2px;
}

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000;
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease), backdrop-filter 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.is-stuck {
  background: rgba(10, 10, 10, 0.72);
  backdrop-filter: blur(14px) saturate(120%);
  -webkit-backdrop-filter: blur(14px) saturate(120%);
  border-bottom-color: var(--border-soft);
}
.nav__inner {
  max-width: var(--max); margin-inline: auto;
  padding: 1.1rem var(--gutter);
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.5rem;
}
.nav__brand { display: flex; align-items: center; gap: 0.7rem; }
.nav__brand-mark {
  font-family: var(--font-mono); font-weight: 500;
  font-size: 0.85rem; letter-spacing: 0.05em;
  border: 1px solid var(--border); border-radius: 50%;
  width: 34px; height: 34px; display: grid; place-items: center;
  color: var(--text);
}
.nav__brand-name {
  font-family: var(--font-display);
  font-size: 1.05rem; font-weight: 400; letter-spacing: -0.01em;
}
.nav__links { display: flex; gap: 2rem; }
.nav__links a {
  font-size: 0.82rem; letter-spacing: 0.04em;
  color: var(--text-dim); position: relative;
  transition: color 0.3s var(--ease);
  padding-block: 0.3rem;
}
.nav__links a::after {
  content: ""; position: absolute; left: 0; bottom: 0;
  width: 100%; height: 1px; background: var(--accent-bright);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.35s var(--ease);
}
.nav__links a:hover { color: var(--text); }
.nav__links a:hover::after { transform: scaleX(1); }

.nav__actions { display: flex; align-items: center; gap: 1rem; }
.lang {
  font-family: var(--font-mono); font-size: 0.78rem;
  letter-spacing: 0.08em; display: flex; gap: 0.4rem;
  border: 1px solid var(--border); border-radius: 999px;
  padding: 0.45rem 0.85rem;
  transition: border-color 0.3s var(--ease);
}
.lang:hover { border-color: var(--text-dim); }
.lang__opt { color: var(--text-faint); transition: color 0.3s var(--ease); }
.lang__sep { color: var(--text-faint); }
html[data-lang="de"] .lang__opt[data-lang-opt="de"],
html[data-lang="en"] .lang__opt[data-lang-opt="en"] { color: var(--text); }

/* Hamburger */
.menu-btn { display: none; width: 34px; height: 34px; position: relative; }
.menu-btn span {
  position: absolute; left: 7px; right: 7px; height: 1.5px;
  background: var(--text); transition: transform 0.35s var(--ease), opacity 0.2s;
}
.menu-btn span:nth-child(1) { top: 13px; }
.menu-btn span:nth-child(2) { bottom: 13px; }
.menu-btn.is-open span:nth-child(1) { top: 16px; transform: rotate(45deg); }
.menu-btn.is-open span:nth-child(2) { bottom: 16px; transform: rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
  position: fixed; inset: 0; z-index: 999;
  background: var(--bg);
  display: grid; place-items: center;
  opacity: 0; visibility: hidden;
  transition: opacity 0.45s var(--ease), visibility 0.45s;
}
.mobile-menu.is-open { opacity: 1; visibility: visible; }
.mobile-menu__links { display: flex; flex-direction: column; gap: 1.4rem; text-align: center; }
.mobile-menu__links a {
  font-family: var(--font-display); font-size: clamp(2rem, 9vw, 3rem);
  font-weight: 350; letter-spacing: -0.02em;
  opacity: 0; transform: translateY(20px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease), color 0.3s;
}
.mobile-menu.is-open .mobile-menu__links a { opacity: 1; transform: none; }
.mobile-menu__links a:hover { color: var(--accent-bright); }
.mobile-menu.is-open a:nth-child(1) { transition-delay: 0.08s; }
.mobile-menu.is-open a:nth-child(2) { transition-delay: 0.14s; }
.mobile-menu.is-open a:nth-child(3) { transition-delay: 0.20s; }
.mobile-menu.is-open a:nth-child(4) { transition-delay: 0.26s; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  position: relative; overflow: hidden;
  padding-block: 8rem 4rem;
}
.hero__bg {
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(60% 50% at 78% 12%, rgba(178, 58, 46, 0.18), transparent 70%),
    radial-gradient(50% 40% at 15% 88%, rgba(178, 58, 46, 0.10), transparent 70%);
}
.hero__eyebrow { margin-bottom: clamp(1.5rem, 4vw, 2.5rem); }
.hero__title {
  font-family: var(--font-display);
  font-weight: 320;
  font-size: clamp(2.7rem, 9vw, 7.5rem);
  line-height: 0.98;
  letter-spacing: -0.035em;
}
.hero__line { display: block; overflow: hidden; }
.hero__line > * { display: inline-block; }
.hero__line em { font-style: italic; font-weight: 360; color: var(--accent-bright); }

.hero__foot {
  margin-top: clamp(2.2rem, 6vw, 3.5rem);
  display: flex; flex-wrap: wrap; align-items: center;
  justify-content: space-between; gap: 1.5rem;
}
.hero__roles {
  font-family: var(--font-mono); font-size: 0.85rem;
  letter-spacing: 0.06em; color: var(--text-dim);
}
.hero__cta {
  display: inline-flex; align-items: center; gap: 0.7rem;
  font-size: 0.9rem; letter-spacing: 0.02em;
  border: 1px solid var(--border); border-radius: 999px;
  padding: 0.8rem 1.4rem;
  transition: border-color 0.35s var(--ease), background 0.35s var(--ease);
}
.hero__cta:hover { border-color: var(--text-dim); background: rgba(242,239,234,0.03); }
.hero__cta-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--accent-bright);
  box-shadow: 0 0 0 0 rgba(210, 73, 58, 0.6);
  animation: pulse 2.4s var(--ease) infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(210,73,58,0.5); }
  70% { box-shadow: 0 0 0 10px rgba(210,73,58,0); }
  100% { box-shadow: 0 0 0 0 rgba(210,73,58,0); }
}

.scroll-cue {
  position: absolute; left: var(--gutter); bottom: 2rem;
  display: flex; align-items: center; gap: 0.8rem;
  font-family: var(--font-mono); font-size: 0.7rem;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--text-faint);
}
.scroll-cue__line {
  width: 50px; height: 1px; background: var(--text-faint); position: relative; overflow: hidden;
}
.scroll-cue__line::after {
  content: ""; position: absolute; inset: 0; background: var(--accent-bright);
  transform: translateX(-100%); animation: cue 2s var(--ease) infinite;
}
@keyframes cue { 0% { transform: translateX(-100%); } 60%,100% { transform: translateX(100%); } }

/* ============================================================
   MARQUEE
   ============================================================ */
.marquee {
  border-block: 1px solid var(--border-soft);
  padding-block: 1.4rem; overflow: hidden;
  white-space: nowrap; background: var(--bg-elev);
}
.marquee__track {
  display: inline-flex; align-items: center; gap: 2.5rem;
  animation: marquee 38s linear infinite; will-change: transform;
}
.marquee__track span {
  font-family: var(--font-display); font-style: italic;
  font-size: clamp(1.4rem, 3.5vw, 2.4rem); font-weight: 340;
  color: var(--text-dim);
}
.marquee__track .dot { color: var(--accent-bright); font-style: normal; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ============================================================
   SHOWREEL
   ============================================================ */
.reel {
  position: relative; aspect-ratio: 16 / 9; width: 100%;
  border: 1px solid var(--border); border-radius: 8px; overflow: hidden;
  background: var(--bg-elev);
}
.reel__poster {
  position: absolute; inset: 0; display: grid; place-items: center;
  background:
    radial-gradient(80% 120% at 50% 0%, rgba(178,58,46,0.22), transparent 60%),
    linear-gradient(140deg, #16110f 0%, #0c0b0a 60%, #120d0c 100%);
}
.reel__poster::before {
  content: ""; position: absolute; inset: 0;
  background-image: repeating-linear-gradient(90deg, transparent 0 38px, rgba(255,255,255,0.015) 38px 39px);
}
.reel__play {
  width: clamp(70px, 9vw, 104px); aspect-ratio: 1; border-radius: 50%;
  background: rgba(242,239,234,0.06); backdrop-filter: blur(6px);
  border: 1px solid var(--border);
  display: grid; place-items: center; color: var(--text);
  transition: transform 0.4s var(--ease), background 0.4s var(--ease), border-color 0.4s var(--ease);
  position: relative; z-index: 2;
}
.reel__play svg { margin-left: 4px; }
.reel:hover .reel__play { transform: scale(1.08); background: var(--accent); border-color: var(--accent-bright); }
.reel__meta {
  position: absolute; left: 1.4rem; bottom: 1.3rem; z-index: 2;
  display: flex; align-items: center; gap: 0.9rem;
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--text-dim);
}
.reel__runtime { color: var(--accent-bright); }
.reel__corner { position: absolute; width: 18px; height: 18px; border: 1px solid var(--text-faint); z-index: 2; }
.reel__corner--tl { top: 1rem; left: 1rem; border-right: 0; border-bottom: 0; }
.reel__corner--tr { top: 1rem; right: 1rem; border-left: 0; border-bottom: 0; }
.reel__corner--bl { bottom: 1rem; left: 1rem; border-right: 0; border-top: 0; }
.reel__corner--br { bottom: 1rem; right: 1rem; border-left: 0; border-top: 0; }
.reel iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; z-index: 3; }
.reel__hint {
  margin-top: 1rem; font-family: var(--font-mono); font-size: 0.72rem;
  letter-spacing: 0.05em; color: var(--text-faint);
}

/* ============================================================
   WORK
   ============================================================ */
.cat {
  padding-block: clamp(2.5rem, 6vw, 4rem);
  border-top: 1px solid var(--border-soft);
}
.cat:last-child { border-bottom: 1px solid var(--border-soft); }
.cat__head {
  display: grid; grid-template-columns: auto 1fr; column-gap: 1.5rem; row-gap: 0.6rem;
  align-items: baseline; margin-bottom: 2.5rem;
}
.cat__num { font-family: var(--font-mono); font-size: 0.78rem; color: var(--accent-bright); letter-spacing: 0.1em; }
.cat__title {
  font-family: var(--font-display); font-weight: 340;
  font-size: clamp(1.8rem, 4.5vw, 3.2rem); line-height: 1; letter-spacing: -0.02em;
}
.cat__desc { grid-column: 2; color: var(--text-dim); max-width: 52ch; font-size: 1rem; }

.cat__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(0.8rem, 1.6vw, 1.4rem); }
.tile {
  position: relative; aspect-ratio: 4 / 5; border-radius: 6px; overflow: hidden;
  border: 1px solid var(--border-soft);
  display: flex; flex-direction: column; justify-content: space-between;
  padding: 1.1rem; isolation: isolate;
  transition: transform 0.5s var(--ease), border-color 0.5s var(--ease);
}
.tile::before {
  content: ""; position: absolute; inset: 0; z-index: -2;
  transition: transform 0.7s var(--ease), filter 0.5s var(--ease);
}
.tile::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, rgba(10,10,10,0.15) 0%, rgba(10,10,10,0.65) 100%);
}
.tile--motion::before { background: linear-gradient(145deg, #2a1411, #6e241c 55%, #0c0a09); }
.tile--edit::before { background: linear-gradient(145deg, #161311, #3a2017 55%, #0b0a09); }
.tile--shoot::before { background: linear-gradient(145deg, #11100f, #2a2622 50%, #090807); }
.tile:hover { transform: translateY(-6px); border-color: var(--border); }
.tile:hover::before { transform: scale(1.06); filter: saturate(1.2); }
.tile__tag {
  font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--text); align-self: flex-start;
  border: 1px solid var(--border); border-radius: 999px; padding: 0.3rem 0.7rem;
  background: rgba(10,10,10,0.35); backdrop-filter: blur(4px);
}
.tile__year {
  position: absolute; top: 1.1rem; right: 1.1rem;
  font-family: var(--font-mono); font-size: 0.66rem; color: var(--text-dim); letter-spacing: 0.1em;
}
.tile__name {
  font-family: var(--font-display); font-size: 1.3rem; font-weight: 360; letter-spacing: -0.01em;
}
/* ============================================================
   ABOUT
   ============================================================ */
.about__grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
}
.about__statement {
  font-family: var(--font-display); font-weight: 330;
  font-size: clamp(1.6rem, 3.6vw, 2.7rem); line-height: 1.18; letter-spacing: -0.02em;
  position: sticky; top: 7rem;
}
.about__body p { color: var(--text-dim); font-size: 1.05rem; line-height: 1.75; margin-bottom: 1.4rem; max-width: 56ch; }
.about__body p strong, .about__body em { color: var(--text); font-style: normal; }

.cv { list-style: none; margin-top: 2.5rem; border-top: 1px solid var(--border-soft); }
.cv__row {
  display: flex; justify-content: space-between; gap: 1.5rem;
  padding: 1.1rem 0; border-bottom: 1px solid var(--border-soft);
  transition: padding-left 0.4s var(--ease);
}
.cv__row:hover { padding-left: 0.8rem; }
.cv__org { font-size: 1rem; color: var(--text); }
.cv__role { font-family: var(--font-mono); font-size: 0.76rem; letter-spacing: 0.05em; color: var(--text-dim); text-align: right; }

.stats {
  margin-top: clamp(3.5rem, 8vw, 6rem);
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: var(--border-soft); border: 1px solid var(--border-soft);
}
.stat { background: var(--bg); padding: clamp(1.5rem, 3vw, 2.5rem); }
.stat__num {
  display: block; font-family: var(--font-display); font-weight: 340;
  font-size: clamp(2.2rem, 6vw, 3.6rem); line-height: 1; letter-spacing: -0.02em;
  color: var(--text);
}
.stat__num--text { color: var(--accent-bright); }
.stat__label {
  display: block; margin-top: 0.7rem;
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--text-dim);
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact { text-align: left; position: relative; }
.contact .section__index { right: var(--gutter); }
.contact__title {
  font-family: var(--font-display); font-weight: 320;
  font-size: clamp(2.6rem, 9vw, 7rem); line-height: 0.98; letter-spacing: -0.035em;
  margin: 1.2rem 0 1.8rem;
}
.contact__title em { font-style: italic; color: var(--accent-bright); }
.contact__desc { color: var(--text-dim); font-size: 1.1rem; max-width: 44ch; margin-bottom: 3rem; }

.contact__links { display: grid; gap: 1px; background: var(--border-soft); border-block: 1px solid var(--border-soft); }
.contact__link {
  background: var(--bg); display: flex; align-items: center; gap: 1rem;
  padding: clamp(1.4rem, 3vw, 2.2rem) 0;
  transition: padding-left 0.45s var(--ease), background 0.45s var(--ease);
}
.contact__link:hover { padding-left: 1.2rem; background: var(--bg-elev); }
.contact__link-label {
  font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--text-dim); width: 7rem; flex-shrink: 0;
}
.contact__link-value { font-family: var(--font-display); font-size: clamp(1.3rem, 3.5vw, 2rem); font-weight: 340; }
.contact__arrow { margin-left: auto; color: var(--text-dim); transition: transform 0.45s var(--ease), color 0.45s var(--ease); }
.contact__link:hover .contact__arrow { transform: translate(4px, -4px); color: var(--accent-bright); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { border-top: 1px solid var(--border-soft); padding-block: 2.5rem; }
.footer__inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.5rem; }
.footer__brand { display: flex; flex-direction: column; gap: 0.2rem; }
.footer__name { font-family: var(--font-display); font-size: 1.1rem; }
.footer__role { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.06em; color: var(--text-dim); }
.footer__meta { display: flex; flex-direction: column; gap: 0.2rem; font-size: 0.82rem; color: var(--text-dim); text-align: right; }
.footer__top { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.08em; color: var(--text-dim); transition: color 0.3s; }
.footer__top:hover { color: var(--text); }

/* ============================================================
   REVEAL (JS-driven)
   ============================================================ */
.reveal { will-change: transform, opacity; }
html.gsap-ready .reveal { opacity: 0; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .nav__links { display: none; }
  .menu-btn { display: block; }
  .cat__grid { grid-template-columns: 1fr; }
  .tile { aspect-ratio: 16 / 10; }
  .about__grid { grid-template-columns: 1fr; }
  .about__statement { position: static; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .contact__link-value { font-size: 1.4rem; }
}

@media (max-width: 520px) {
  .hero__foot { flex-direction: column; align-items: flex-start; }
  .scroll-cue { display: none; }
  .cv__row { flex-direction: column; gap: 0.3rem; }
  .cv__role { text-align: left; }
  .footer__meta { text-align: left; }
  .contact__link-label { width: 5rem; }
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .grain { animation: none; }
  .marquee__track { animation: none; }
  html.gsap-ready .reveal { opacity: 1 !important; transform: none !important; }
}