/* ============================================================
   ACCIOVISION — cinematic portfolio
   ============================================================ */

:root {
  --bg: #0a0a0b;
  --bg-alt: #101012;
  --surface: #161618;
  --text: #f4f2ee;
  --text-dim: #a3a09a;
  --red: #e8242a;
  --red-dark: #b31418;
  --line: rgba(244, 242, 238, 0.1);
  --font-display: "Anton", "Cairo", sans-serif;
  --font-body: "Inter", "Cairo", sans-serif;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

html[dir="rtl"] {
  --font-display: "Cairo", "Anton", sans-serif;
  --font-body: "Cairo", "Inter", sans-serif;
}

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

html { scroll-behavior: smooth; }

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

img, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

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

.container {
  width: min(1200px, 92%);
  margin-inline: auto;
}

/* ---------- Header ---------- */

.site-header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem clamp(1rem, 4vw, 3rem);
  transition: background 0.4s ease, padding 0.4s ease, box-shadow 0.4s ease;
}

.site-header.is-scrolled {
  background: rgba(10, 10, 11, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  padding-block: 0.6rem;
  box-shadow: 0 1px 0 var(--line);
}

.brand { display: flex; align-items: center; gap: 0.6rem; }
.brand-logo { height: 40px; width: auto; }
.brand-name {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: 0.14em;
}

.main-nav { display: flex; gap: clamp(1rem, 2.5vw, 2.2rem); }

.main-nav a {
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  position: relative;
  transition: color 0.3s;
}

.main-nav a::after {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  bottom: -6px;
  width: 100%;
  height: 1px;
  background: var(--red);
  transform: scaleX(0);
  transform-origin: inline-start;
  transition: transform 0.35s var(--ease-out);
}

.main-nav a:hover { color: var(--text); }
.main-nav a:hover::after { transform: scaleX(1); }

.header-right { display: flex; align-items: center; gap: 1rem; }

.lang-switcher {
  display: flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
}

.lang-btn {
  background: transparent;
  border: 0;
  color: var(--text-dim);
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 0.35rem 0.7rem;
  cursor: pointer;
  transition: background 0.3s, color 0.3s;
}

.lang-btn.is-active { background: var(--red); color: #fff; }
.lang-btn:not(.is-active):hover { color: var(--text); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 6px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: transform 0.3s, opacity 0.3s;
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: -8% 0;
  z-index: 0;
  will-change: transform;
}

.hero-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at center, rgba(10, 10, 11, 0.25) 0%, rgba(10, 10, 11, 0.78) 100%),
    linear-gradient(to top, var(--bg) 0%, transparent 30%),
    linear-gradient(to bottom, rgba(10, 10, 11, 0.6) 0%, transparent 30%);
}

.hero-content {
  position: relative;
  z-index: 1;
  padding-inline: 1rem;
}

.hero-kicker {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 1.2rem;
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(3.5rem, 14vw, 11rem);
  line-height: 0.95;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

html[dir="rtl"] .hero-title { letter-spacing: 0; font-weight: 900; }

.hero-title .line { display: block; }
.hero-title .line-red { color: var(--red); }

.hero-tagline {
  margin-top: 1.4rem;
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-dim);
  max-width: 34ch;
  margin-inline: auto;
}

.hero-actions {
  margin-top: 2.4rem;
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 0.9rem 2rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border-radius: 999px;
  transition: transform 0.3s var(--ease-out), background 0.3s, color 0.3s, border-color 0.3s;
}

.btn:hover { transform: translateY(-2px); }

.btn-primary { background: var(--red); color: #fff; }
.btn-primary:hover { background: var(--red-dark); }

.btn-ghost { border: 1px solid rgba(244, 242, 238, 0.35); color: var(--text); }
.btn-ghost:hover { border-color: var(--text); background: rgba(244, 242, 238, 0.06); }

.scroll-cue {
  position: absolute;
  bottom: 2rem;
  inset-inline-start: 50%;
  translate: -50% 0;
  z-index: 1;
}

html[dir="rtl"] .scroll-cue { translate: 50% 0; }

.scroll-cue-line {
  display: block;
  width: 1px;
  height: 56px;
  background: linear-gradient(to bottom, transparent, var(--text));
  animation: cue 2s ease-in-out infinite;
  transform-origin: top;
}

@keyframes cue {
  0%, 100% { transform: scaleY(1); opacity: 1; }
  50% { transform: scaleY(0.4); opacity: 0.4; }
}

/* ---------- Marquee ---------- */

.marquee {
  overflow: hidden;
  border-block: 1px solid var(--line);
  padding-block: 1.1rem;
  background: var(--bg);
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 30s linear infinite;
}

.marquee-track span {
  font-family: var(--font-display);
  font-size: clamp(1rem, 2.4vw, 1.6rem);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  white-space: nowrap;
}

@keyframes marquee {
  to { transform: translateX(-50%); }
}

html[dir="rtl"] .marquee-track { animation-name: marquee-rtl; }
@keyframes marquee-rtl {
  to { transform: translateX(50%); }
}

/* ---------- Sections shared ---------- */

.section { padding-block: clamp(4.5rem, 10vw, 8.5rem); }

.section-label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.2rem, 6vw, 4.2rem);
  line-height: 1.05;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

html[dir="rtl"] .section-title { font-weight: 900; letter-spacing: 0; }

.section-title em {
  font-style: normal;
  color: var(--red);
}

/* ---------- About ---------- */

.about {
  background:
    linear-gradient(rgba(16, 16, 18, 0.9), rgba(16, 16, 18, 0.96)),
    url("../assets/team.jpg") center / cover no-repeat;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}

.about-text p { color: var(--text-dim); margin-bottom: 1.2rem; font-size: 1.05rem; }
.about-text .about-target { color: var(--text); border-inline-start: 3px solid var(--red); padding-inline-start: 1.1rem; }

.about-pillars { display: grid; gap: 1rem; }

.pillar {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.6rem 1.8rem;
  transition: transform 0.4s var(--ease-out), border-color 0.4s;
}

.pillar:hover { transform: translateY(-4px); border-color: rgba(232, 36, 42, 0.5); }

.pillar-num {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--red);
  letter-spacing: 0.15em;
}

.pillar h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-block: 0.4rem 0.2rem;
}

html[dir="rtl"] .pillar h3 { font-weight: 700; }

.pillar p { color: var(--text-dim); font-size: 0.95rem; }

/* ---------- Services ---------- */

.services-list { border-top: 1px solid var(--line); }

.service-item {
  display: grid;
  grid-template-columns: 5rem 1fr 1.2fr;
  align-items: baseline;
  gap: clamp(1rem, 3vw, 3rem);
  padding-block: 1.8rem;
  border-bottom: 1px solid var(--line);
  transition: background 0.35s, padding-inline-start 0.35s var(--ease-out);
}

.service-item:hover {
  background: linear-gradient(to left, transparent, rgba(232, 36, 42, 0.06));
  padding-inline-start: 1rem;
}

html[dir="rtl"] .service-item:hover {
  background: linear-gradient(to right, transparent, rgba(232, 36, 42, 0.06));
}

.service-num {
  font-family: var(--font-display);
  color: var(--red);
  font-size: 1rem;
  letter-spacing: 0.1em;
}

.service-item h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.3rem, 2.6vw, 2rem);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.1;
}

html[dir="rtl"] .service-item h3 { font-weight: 700; letter-spacing: 0; }

.service-item p { color: var(--text-dim); font-size: 0.95rem; }

/* ---------- Method ---------- */

.method { background: var(--bg-alt); }

.method-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
  counter-reset: step;
}

.method-step {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.8rem 1.5rem;
  position: relative;
  overflow: hidden;
  transition: transform 0.4s var(--ease-out), border-color 0.4s;
}

.method-step:hover { transform: translateY(-4px); border-color: rgba(232, 36, 42, 0.5); }

.method-num {
  font-family: var(--font-display);
  font-size: 3rem;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(244, 242, 238, 0.3);
  display: block;
  margin-bottom: 1rem;
}

.method-step h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.15rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

html[dir="rtl"] .method-step h3 { font-weight: 700; letter-spacing: 0; }

.method-step p { color: var(--text-dim); font-size: 0.9rem; }

.method-quote {
  margin-top: 3rem;
  text-align: center;
  font-size: clamp(1.2rem, 2.6vw, 1.7rem);
  font-weight: 300;
  font-style: italic;
  color: var(--text);
}

/* ---------- Work ---------- */

.work-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.4rem;
}

.work-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  transition: transform 0.45s var(--ease-out), border-color 0.45s;
}

.work-card:hover { transform: translateY(-5px); border-color: rgba(232, 36, 42, 0.5); }

.work-card-large { grid-row: span 2; }

.work-media { overflow: hidden; aspect-ratio: 16 / 10; background: #000; }
.work-card-large .work-media { aspect-ratio: auto; }

.work-media img, .work-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}

.work-card:hover .work-media img { transform: scale(1.04); }

.work-media-video video { aspect-ratio: 16 / 9; }

.work-media-contain img { object-fit: contain; }

.work-media-full { aspect-ratio: auto; }

.work-media-vertical { aspect-ratio: auto; }

.work-media-vertical video {
  aspect-ratio: 9 / 16;
  max-height: 540px;
  width: auto;
  max-width: 100%;
  margin-inline: auto;
}

.work-info { padding: 1.4rem 1.5rem 1.6rem; }

.work-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--red);
  border: 1px solid rgba(232, 36, 42, 0.4);
  border-radius: 999px;
  padding: 0.25rem 0.8rem;
  margin-bottom: 0.8rem;
}

.work-info h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.5rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}

html[dir="rtl"] .work-info h3 { font-weight: 700; }

.work-info p { color: var(--text-dim); font-size: 0.95rem; }

/* ---------- Difference ---------- */

.diff { background: var(--bg-alt); }

.diff-intro { color: var(--text-dim); font-size: 1.1rem; max-width: 46ch; margin-top: -1.5rem; margin-bottom: 3rem; }

.diff-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
}

.diff-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 2rem 1.8rem;
  position: relative;
  transition: transform 0.4s var(--ease-out), border-color 0.4s;
}

.diff-card::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  top: 1.8rem;
  bottom: 1.8rem;
  width: 3px;
  background: var(--red);
  border-radius: 3px;
  opacity: 0;
  transition: opacity 0.4s;
}

.diff-card:hover { transform: translateY(-4px); border-color: rgba(232, 36, 42, 0.5); }
.diff-card:hover::before { opacity: 1; }

.diff-card h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.3rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.5rem;
}

html[dir="rtl"] .diff-card h3 { font-weight: 700; letter-spacing: 0; }

.diff-card p { color: var(--text-dim); font-size: 0.95rem; }

/* ---------- Contact ---------- */

.contact { text-align: center; }

.contact-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.6rem, 8vw, 6rem);
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

html[dir="rtl"] .contact-title { font-weight: 900; letter-spacing: 0; }

.contact-title em { font-style: normal; color: var(--red); }

.contact-sub { color: var(--text-dim); margin-top: 1.2rem; font-size: 1.1rem; }

.contact-grid {
  margin-top: 3.5rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
  text-align: start;
}

.contact-card {
  display: block;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.6rem 1.8rem;
  transition: transform 0.4s var(--ease-out), border-color 0.4s;
}

a.contact-card:hover { transform: translateY(-4px); border-color: rgba(232, 36, 42, 0.6); }

.contact-card-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}

.contact-card-value {
  font-size: 1.15rem;
  font-weight: 500;
}

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--line);
  padding-block: 3rem 2rem;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.9rem;
}

.footer-logo { height: 54px; width: auto; margin: 0 auto 1rem; opacity: 0.9; }
.footer-copy { margin-top: 0.6rem; font-size: 0.8rem; opacity: 0.7; }

/* ---------- Reveal animations ---------- */

.js .reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
}

.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .marquee-track { animation: none; }
  .scroll-cue-line { animation: none; }
}

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; }
  .method-steps { grid-template-columns: repeat(2, 1fr); }
  .work-grid { grid-template-columns: 1fr; }
  .work-card-large { grid-row: auto; }
  .work-card-large .work-media { aspect-ratio: 3 / 4; }
  .diff-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .nav-toggle { display: flex; }

  .main-nav {
    position: fixed;
    inset: 0;
    background: rgba(10, 10, 11, 0.97);
    backdrop-filter: blur(10px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.35s;
    z-index: -1;
  }

  .main-nav.is-open { opacity: 1; pointer-events: auto; z-index: 99; }
  .main-nav.is-open a { font-size: 1.4rem; }

  body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .service-item { grid-template-columns: 2.5rem 1fr; }
  .service-item p { grid-column: 2; }
  .method-steps { grid-template-columns: 1fr; }
  .brand-name { display: none; }
}