/* ==========================================================================
   Ahmed Abdelrahim — Civil Engineer Portfolio
   Mobile-first · RTL/LTR · Dark editorial theme
   ========================================================================== */

:root {
  --bg: #0B0C0E;
  --surface: #131419;
  --surface-2: #1B1D24;
  --line: rgba(245, 240, 230, 0.08);
  --line-strong: rgba(245, 240, 230, 0.18);
  --text: #F5F0E6;
  --muted: #9A9A95;
  --dim: #6B6B68;
  --accent: #C9A961;
  --accent-bright: #E8C57A;
  --accent-soft: rgba(201, 169, 97, 0.14);
  --danger: #E07856;

  --font-ar-display: "Tajawal", "IBM Plex Sans Arabic", system-ui, sans-serif;
  --font-ar: "IBM Plex Sans Arabic", "Tajawal", system-ui, sans-serif;
  --font-en-display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --font-en: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --r-sm: 6px;
  --r-md: 12px;
  --r-lg: 20px;
  --r-xl: 28px;

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);

  --max: 1240px;
  --gutter: clamp(20px, 5vw, 48px);
}

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

html {
  background: var(--bg);
  color-scheme: dark;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

html[dir="rtl"] body { font-family: var(--font-ar); }
html[dir="ltr"] body { font-family: var(--font-en); }

body {
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  font-size: 15px;
  overflow-x: hidden;
  min-height: 100vh;
  letter-spacing: 0.01em;
}

/* Subtle film grain overlay across the whole page */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1000;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.06 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  opacity: 0.45;
  mix-blend-mode: overlay;
}

img, video { max-width: 100%; display: block; }

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

::selection { background: var(--accent); color: #0B0C0E; }

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

/* Typography */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 28px; height: 1px;
  background: var(--accent);
  display: inline-block;
}
html[dir="rtl"] .eyebrow { letter-spacing: 0.04em; }

.h-section {
  font-size: clamp(34px, 7vw, 64px);
  line-height: 1.05;
  font-weight: 800;
  letter-spacing: -0.02em;
}
html[dir="rtl"] .h-section { font-family: var(--font-ar-display); letter-spacing: 0; }
html[dir="ltr"] .h-section { font-family: var(--font-en-display); }

.section { padding-block: clamp(72px, 12vw, 140px); position: relative; }
.section + .section { border-top: 1px solid var(--line); }

.section-head {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: clamp(40px, 8vw, 72px);
  max-width: 760px;
}

/* ==========================================================================
   Header / Nav
   ========================================================================== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px var(--gutter);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  background: rgba(11, 12, 14, 0.55);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, background 0.3s;
}
.nav.scrolled {
  background: rgba(11, 12, 14, 0.85);
  border-bottom-color: var(--line);
}
.nav__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text);
}
.nav__brand-mark {
  width: 30px; height: 30px;
  border: 1px solid var(--accent);
  display: grid; place-items: center;
  color: var(--accent);
  font-weight: 700;
  font-size: 13px;
  border-radius: 6px;
  background: var(--accent-soft);
}
.nav__menu {
  display: none;
  gap: 28px;
  align-items: center;
}
.nav__menu a {
  font-size: 13px;
  color: var(--muted);
  position: relative;
  transition: color 0.25s;
}
.nav__menu a:hover { color: var(--text); }
.nav__menu a::after {
  content: "";
  position: absolute;
  bottom: -6px; left: 0; right: 0;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease-out);
}
html[dir="rtl"] .nav__menu a::after { transform-origin: right; }
.nav__menu a:hover::after { transform: scaleX(1); }

.nav__actions { display: flex; gap: 8px; align-items: center; }

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  background: rgba(255,255,255,0.02);
}
.lang-toggle button {
  padding: 6px 12px;
  border-radius: 999px;
  color: var(--muted);
  transition: 0.25s;
  letter-spacing: 0.08em;
}
.lang-toggle button.active {
  background: var(--accent);
  color: #0B0C0E;
}

@media (min-width: 820px) {
  .nav__menu { display: flex; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  padding: 120px var(--gutter) clamp(60px, 10vw, 120px);
  overflow: hidden;
  isolation: isolate;
}
.hero__video {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: -2;
  opacity: 0.55;
  filter: grayscale(0.2) contrast(1.05) brightness(0.7);
}
.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(120% 80% at 50% 100%, rgba(11,12,14,0.95), transparent 60%),
    linear-gradient(180deg, rgba(11,12,14,0.5) 0%, rgba(11,12,14,0.2) 35%, rgba(11,12,14,0.95) 100%);
}
.hero__grid {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(60% 50% at 50% 50%, black, transparent 80%);
  opacity: 0.6;
}

.hero__inner {
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  display: grid;
  gap: 28px;
  min-width: 0;
}
.hero__inner > * { min-width: 0; max-width: 100%; }

.hero__meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
}
.hero__chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 7px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--muted);
  background: rgba(255,255,255,0.02);
  text-transform: uppercase;
}
.hero__chip .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  animation: pulse 1.6s var(--ease-out) infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.4); }
}

.hero__name {
  font-size: clamp(36px, 11vw, 132px);
  line-height: 0.98;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text);
  overflow-wrap: break-word;
  word-break: break-word;
  max-width: 100%;
}
html[dir="rtl"] .hero__name {
  font-family: var(--font-ar-display);
  letter-spacing: -0.01em;
  font-weight: 800;
}
html[dir="ltr"] .hero__name {
  font-family: var(--font-en-display);
}

.hero__role {
  font-size: clamp(20px, 4vw, 32px);
  font-weight: 500;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.hero__role .accent { color: var(--accent); }
.hero__role .sep {
  width: 8px; height: 8px;
  background: var(--accent);
  display: inline-block;
  transform: rotate(45deg);
}

.hero__tagline {
  font-size: clamp(13px, 2vw, 16px);
  color: var(--muted);
  max-width: 520px;
  letter-spacing: 0.04em;
  overflow-wrap: anywhere;
  line-height: 1.6;
}

.hero__actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 24px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: 0.3s var(--ease-out);
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
}
.btn--primary {
  background: var(--accent);
  color: #0B0C0E;
}
.btn--primary:hover { background: var(--accent-bright); transform: translateY(-2px); }
.btn--ghost {
  border-color: var(--line-strong);
  color: var(--text);
  background: rgba(255,255,255,0.02);
}
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); }

.btn__arrow { transition: transform 0.3s var(--ease-out); display: inline-block; }
html[dir="rtl"] .btn__arrow { transform: scaleX(-1); }
.btn:hover .btn__arrow { transform: translateX(4px); }
html[dir="rtl"] .btn:hover .btn__arrow { transform: scaleX(-1) translateX(4px); }

.hero__scroll {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
  z-index: 2;
}
.hero__scroll-bar {
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, var(--accent), transparent);
  position: relative;
  overflow: hidden;
}
.hero__scroll-bar::after {
  content: "";
  position: absolute;
  top: -40px;
  left: 0;
  width: 100%;
  height: 40px;
  background: linear-gradient(180deg, var(--text), transparent);
  animation: scrollDown 2.2s var(--ease-out) infinite;
}
@keyframes scrollDown {
  0% { transform: translateY(0); }
  100% { transform: translateY(80px); }
}

/* Hero — mobile compact layout */
@media (max-width: 640px) {
  .hero {
    padding-top: 96px;
    padding-bottom: 56px;
  }
  .hero__inner { gap: 18px; }
  .hero__role { font-size: 17px; gap: 10px; }
  .hero__role .sep { width: 6px; height: 6px; }
  .hero__actions {
    width: 100%;
    flex-direction: column;
    gap: 10px;
    margin-top: 4px;
  }
  .hero__actions .btn {
    width: 100%;
    justify-content: center;
    padding: 14px 20px;
  }
  .hero__scroll { display: none; }
}

/* Marquee strip */
.marquee {
  border-block: 1px solid var(--line);
  background: var(--surface);
  overflow: hidden;
  padding: 16px 0;
  display: flex;
  gap: 48px;
  position: relative;
}
.marquee__track {
  display: flex;
  gap: 48px;
  animation: marquee 30s linear infinite;
  flex-shrink: 0;
  align-items: center;
}
.marquee__item {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
  display: flex; align-items: center; gap: 48px;
}
.marquee__item::after {
  content: "✦";
  color: var(--accent);
}
@keyframes marquee {
  to { transform: translateX(-50%); }
}
html[dir="rtl"] .marquee__track { animation-direction: reverse; }

/* ==========================================================================
   About
   ========================================================================== */
.about__grid {
  display: grid;
  gap: 48px;
}
@media (min-width: 900px) {
  .about__grid { grid-template-columns: 1.2fr 1fr; gap: 80px; align-items: start; }
}

.about__lead {
  font-size: clamp(18px, 2.4vw, 24px);
  font-weight: 500;
  color: var(--text);
  line-height: 1.55;
  margin-bottom: 24px;
}
.about__body {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 40px;
}
@media (min-width: 600px) { .stats { grid-template-columns: repeat(3, 1fr); } }

.stat {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 24px 20px;
  background: var(--surface);
  position: relative;
  overflow: hidden;
}
.stat::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 80% at 0% 0%, var(--accent-soft), transparent 70%);
  opacity: 0;
  transition: opacity 0.4s;
}
.stat:hover::before { opacity: 1; }
.stat__num {
  font-family: var(--font-en-display);
  font-size: clamp(32px, 5vw, 44px);
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  letter-spacing: -0.02em;
  display: flex;
  align-items: baseline;
  gap: 4px;
}
.stat__num small { font-size: 0.5em; opacity: 0.7; }
.stat__label {
  font-size: 12px;
  color: var(--muted);
  margin-top: 8px;
  letter-spacing: 0.04em;
}

/* Skills */
.skills__title {
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
  font-family: var(--font-mono);
}
html[dir="rtl"] .skills__title { letter-spacing: 0.04em; }
.skills__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.skill {
  padding: 9px 14px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  font-size: 13px;
  color: var(--text);
  background: rgba(255,255,255,0.015);
  transition: 0.3s var(--ease-out);
  cursor: default;
}
.skill:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
  background: var(--accent-soft);
}

/* ==========================================================================
   Experience timeline
   ========================================================================== */
.timeline {
  position: relative;
  display: grid;
  gap: 0;
}
.timeline::before {
  content: "";
  position: absolute;
  inset-block: 12px;
  inset-inline-start: 12px;
  width: 1px;
  background: linear-gradient(180deg, var(--accent), var(--line) 80%, transparent);
}
.tl-item {
  position: relative;
  padding-inline-start: 44px;
  padding-block: 28px;
  border-block-end: 1px solid var(--line);
}
.tl-item:last-child { border: 0; }
.tl-item::before {
  content: "";
  position: absolute;
  inset-inline-start: 6px;
  top: 36px;
  width: 13px; height: 13px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--accent);
  z-index: 1;
}
.tl-item--current::before {
  background: var(--accent);
  box-shadow: 0 0 0 6px var(--accent-soft);
}

.tl-date {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 8px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.tl-role {
  font-size: clamp(18px, 2.4vw, 22px);
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text);
}
.tl-company {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 14px;
}
.tl-company .loc {
  color: var(--dim);
  margin-inline-start: 8px;
}
.tl-list {
  list-style: none;
  display: grid;
  gap: 6px;
}
.tl-list li {
  position: relative;
  padding-inline-start: 16px;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}
.tl-list li::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  top: 0.7em;
  width: 6px; height: 1px;
  background: var(--accent);
}

/* ==========================================================================
   Side panels (Education, Training, Languages)
   ========================================================================== */
.panels {
  display: grid;
  gap: 16px;
}
@media (min-width: 720px) {
  .panels { grid-template-columns: repeat(3, 1fr); }
}
.panel {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 28px;
  background: var(--surface);
  position: relative;
  overflow: hidden;
}
.panel__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 18px;
}
.panel__title {
  font-size: 18px;
  font-weight: 600;
}
.panel__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.1em;
}
.panel__row {
  font-size: 14px;
  color: var(--muted);
  padding: 10px 0;
  border-block-end: 1px dashed var(--line);
}
.panel__row:last-child { border: 0; padding-bottom: 0; }
.panel__row strong { color: var(--text); font-weight: 600; display: block; margin-bottom: 4px; }
.panel__row .meta { font-family: var(--font-mono); font-size: 11px; color: var(--accent); margin-top: 4px; display: block; }

/* ==========================================================================
   Projects
   ========================================================================== */
.projects {
  display: grid;
  gap: 24px;
}
@media (min-width: 900px) {
  .projects { grid-template-columns: repeat(2, 1fr); gap: 32px; }
}

.project-card {
  position: relative;
  display: block;
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  overflow: hidden;
  background: var(--surface);
  transition: 0.5s var(--ease-out);
  isolation: isolate;
}
.project-card:hover { border-color: var(--accent); transform: translateY(-4px); }

.project-card--featured { grid-column: 1 / -1; }

.project-card__media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--surface-2);
}
.project-card__media video,
.project-card__media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 1s var(--ease-out);
}
.project-card:hover .project-card__media video,
.project-card:hover .project-card__media img { transform: scale(1.04); }
.project-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(11,12,14,0.85));
}

.project-card__body {
  padding: 28px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  flex-wrap: wrap;
}
.project-card__title {
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 700;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
  line-height: 1.15;
}
html[dir="rtl"] .project-card__title { font-family: var(--font-ar-display); }
.project-card__sub {
  color: var(--muted);
  font-size: 14px;
  display: flex; gap: 12px; flex-wrap: wrap;
}
.project-card__sub span { display: inline-flex; align-items: center; gap: 6px; }
.project-card__sub span::before { content: "▪"; color: var(--accent); }

.project-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-size: 13px;
  font-weight: 600;
  background: rgba(0,0,0,0.3);
  backdrop-filter: blur(6px);
  transition: 0.3s var(--ease-out);
  white-space: nowrap;
}
.project-card:hover .project-card__cta {
  background: var(--accent);
  color: #0B0C0E;
  border-color: var(--accent);
}

.project-card__num {
  position: absolute;
  top: 20px;
  inset-inline-end: 24px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--accent);
  z-index: 2;
  background: rgba(11,12,14,0.7);
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  backdrop-filter: blur(8px);
}

.project-card--placeholder {
  display: grid;
  place-items: center;
  aspect-ratio: 16 / 10;
  text-align: center;
  padding: 40px;
  color: var(--dim);
  border-style: dashed;
  background: transparent;
}
.project-card--placeholder:hover { transform: none; cursor: default; }
.project-card--placeholder .icon {
  font-size: 32px;
  color: var(--accent);
  margin-bottom: 12px;
  opacity: 0.6;
}
.project-card--placeholder .label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

/* ==========================================================================
   Contact
   ========================================================================== */
.contact {
  display: grid;
  gap: 32px;
}
@media (min-width: 900px) {
  .contact { grid-template-columns: 1.2fr 1fr; align-items: end; }
}
.contact__title {
  font-size: clamp(36px, 8vw, 88px);
  line-height: 1;
  font-weight: 800;
  letter-spacing: -0.03em;
}
html[dir="rtl"] .contact__title { font-family: var(--font-ar-display); }
html[dir="ltr"] .contact__title { font-family: var(--font-en-display); }
.contact__title em {
  font-style: normal;
  color: var(--accent);
}

.contact__list {
  display: grid;
  gap: 14px;
}
.contact-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--surface);
  transition: 0.3s var(--ease-out);
}
.contact-item:hover { border-color: var(--accent); transform: translateX(2px); }
html[dir="rtl"] .contact-item:hover { transform: translateX(-2px); }
.contact-item__icon {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  display: grid; place-items: center;
  flex-shrink: 0;
}
.contact-item__label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 2px;
}
.contact-item__val {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  word-break: break-all;
}
html[dir="ltr"] .contact-item__val.phone,
html[dir="ltr"] .contact-item__val.email { font-family: var(--font-mono); font-size: 13px; }

/* Footer */
.footer {
  padding: 40px var(--gutter);
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--dim);
  text-transform: uppercase;
}
.footer__role { color: var(--accent); }
.footer__designed {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  transition: color 0.3s var(--ease-out);
  flex-wrap: wrap;
}
.footer__designed:hover { color: var(--text); }
.footer__designed strong {
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.06em;
}
.footer__designed .nahdha-mark {
  width: 18px; height: 18px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--accent);
  border-radius: 4px;
  color: var(--accent);
  font-size: 9px;
  font-weight: 800;
  background: var(--accent-soft);
}

/* Reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal[data-delay="1"] { transition-delay: 0.08s; }
.reveal[data-delay="2"] { transition-delay: 0.16s; }
.reveal[data-delay="3"] { transition-delay: 0.24s; }
.reveal[data-delay="4"] { transition-delay: 0.32s; }
.reveal[data-delay="5"] { transition-delay: 0.4s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .marquee__track, .hero__scroll-bar::after, .hero__chip .dot { animation: none !important; }
  html { scroll-behavior: auto; }
}

/* ==========================================================================
   Project page — phase journey
   ========================================================================== */
.proj-hero {
  position: relative;
  min-height: 90vh;
  min-height: 90svh;
  display: flex;
  align-items: flex-end;
  padding: clamp(100px, 18vw, 140px) var(--gutter) clamp(48px, 8vw, 80px);
  overflow: hidden;
}
.proj-hero__video {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.5;
  z-index: -2;
  filter: contrast(1.05) brightness(0.6);
}
.proj-hero__overlay {
  position: absolute; inset: 0;
  z-index: -1;
  background:
    radial-gradient(80% 60% at 50% 100%, var(--bg), transparent 70%),
    linear-gradient(180deg, rgba(11,12,14,0.5), rgba(11,12,14,0.95));
}
.proj-hero__inner {
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  display: grid;
  gap: 24px;
  min-width: 0;
}
.proj-hero__inner > * { min-width: 0; max-width: 100%; }
.proj-hero__title {
  font-size: clamp(26px, 7.5vw, 92px);
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -0.02em;
  overflow-wrap: anywhere;
  word-break: break-word;
  hyphens: auto;
  max-width: 100%;
}
html[dir="rtl"] .proj-hero__title { font-family: var(--font-ar-display); }
html[dir="ltr"] .proj-hero__title { font-family: var(--font-en-display); }

.proj-hero__meta {
  display: grid;
  gap: 14px 16px;
  grid-template-columns: repeat(auto-fit, minmax(min(140px, 100%), 1fr));
  margin-top: 24px;
  max-width: 700px;
  width: 100%;
}
.proj-hero__meta-item {
  border-inline-start: 1px solid var(--accent);
  padding-inline-start: 12px;
  min-width: 0;
}
.proj-hero__meta-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px;
  overflow-wrap: anywhere;
}
.proj-hero__meta-val {
  font-size: clamp(13px, 3vw, 16px);
  font-weight: 600;
  overflow-wrap: anywhere;
  word-break: break-word;
  line-height: 1.35;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 20px;
  transition: color 0.3s;
}
.back-link:hover { color: var(--accent); }
html[dir="rtl"] .back-link svg { transform: scaleX(-1); }

/* Phase progress sidebar */
.phase-progress {
  position: sticky;
  top: 90px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--surface);
  font-family: var(--font-mono);
  font-size: 11px;
}
.phase-progress__title {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}
.phase-progress a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 0;
  color: var(--muted);
  transition: color 0.3s;
  border-block-end: 1px solid var(--line);
}
.phase-progress a:last-child { border: 0; }
.phase-progress a:hover { color: var(--text); }
.phase-progress a.active { color: var(--accent); }
.phase-progress a .pp-num { color: var(--dim); width: 22px; }
.phase-progress a.active .pp-num { color: var(--accent); }
.phase-progress a .pp-status {
  margin-inline-start: auto;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--dim);
}
.phase-progress a.has-media .pp-status { background: var(--accent); }
.phase-progress a.empty .pp-status { background: transparent; border: 1px dashed var(--dim); }

/* Phases layout */
.phases-wrap {
  display: grid;
  gap: 48px;
}
@media (min-width: 1000px) {
  .phases-wrap { grid-template-columns: 240px 1fr; gap: 60px; align-items: start; }
}

.phase {
  scroll-margin-top: 100px;
  padding-block: clamp(40px, 8vw, 80px);
  border-block-end: 1px solid var(--line);
  position: relative;
}
.phase:last-child { border: 0; }

.phase__head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 20px;
  align-items: start;
  margin-bottom: 36px;
}
.phase__num {
  font-family: var(--font-en-display);
  font-size: clamp(48px, 9vw, 88px);
  font-weight: 700;
  color: var(--accent);
  line-height: 0.9;
  letter-spacing: -0.04em;
  opacity: 0.9;
}
.phase__title {
  font-size: clamp(22px, 4vw, 40px);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
html[dir="rtl"] .phase__title { font-family: var(--font-ar-display); }
.phase__desc {
  color: var(--muted);
  font-size: 15px;
  max-width: 600px;
  line-height: 1.7;
}

/* Media gallery */
.gallery {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, 1fr);
}
@media (min-width: 700px) {
  .gallery { grid-template-columns: repeat(3, 1fr); gap: 16px; }
}
.gallery--single { grid-template-columns: 1fr; max-width: 800px; }
.gallery--double { grid-template-columns: repeat(2, 1fr); max-width: 900px; }
@media (min-width: 700px) {
  .gallery--double { grid-template-columns: repeat(2, 1fr); }
}

.media-tile {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--surface-2);
  cursor: pointer;
  border: 1px solid var(--line);
  transition: 0.4s var(--ease-out);
}
.media-tile:hover { transform: translateY(-2px); border-color: var(--accent); }
.media-tile img,
.media-tile video {
  width: 100%; height: 100%;
  object-fit: cover;
}
.media-tile--video::after {
  content: "▶";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 18px;
  color: var(--text);
  background: rgba(11,12,14,0.4);
  width: 56px; height: 56px;
  border-radius: 50%;
  margin: auto;
  border: 2px solid var(--text);
  pointer-events: none;
  transition: 0.3s;
}
.media-tile--video:hover::after { background: var(--accent); color: #0B0C0E; border-color: var(--accent); }
.media-tile__tag {
  position: absolute;
  top: 10px;
  inset-inline-start: 10px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.15em;
  background: rgba(11,12,14,0.7);
  border: 1px solid var(--line-strong);
  padding: 4px 8px;
  border-radius: 999px;
  color: var(--accent);
  text-transform: uppercase;
}

.phase--empty .gallery {
  display: grid;
  place-items: center;
  border: 1px dashed var(--line-strong);
  border-radius: var(--r-lg);
  padding: 60px 30px;
  text-align: center;
  background: rgba(255,255,255,0.015);
}
.phase__empty-icon {
  font-size: 32px;
  color: var(--accent);
  opacity: 0.5;
  margin-bottom: 16px;
}
.phase__empty-text {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
}

/* Final reel section */
.final-reel {
  margin-top: 60px;
  padding: clamp(40px, 8vw, 80px) clamp(24px, 6vw, 60px);
  background: var(--surface);
  border-radius: var(--r-xl);
  border: 1px solid var(--line);
  position: relative;
  overflow: hidden;
  text-align: center;
}
.final-reel::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: linear-gradient(135deg, var(--accent), transparent 40%, transparent 60%, var(--accent));
  opacity: 0.3;
  z-index: -1;
  filter: blur(20px);
}
.final-reel__eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.final-reel__title {
  font-size: clamp(28px, 5vw, 48px);
  font-weight: 800;
  margin-bottom: 28px;
  letter-spacing: -0.02em;
}
html[dir="rtl"] .final-reel__title { font-family: var(--font-ar-display); }
.final-reel__video {
  width: 100%;
  max-width: 880px;
  margin-inline: auto;
  border-radius: var(--r-lg);
  border: 1px solid var(--line-strong);
  background: black;
  display: block;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(11, 12, 14, 0.96);
  backdrop-filter: blur(12px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.lightbox.is-open { display: flex; }
.lightbox__content {
  max-width: min(96vw, 1200px);
  max-height: 86vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox__media {
  max-width: 100%;
  max-height: 86vh;
  border-radius: var(--r-md);
  border: 1px solid var(--line-strong);
  background: black;
}
.lightbox__close,
.lightbox__nav {
  position: absolute;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--line-strong);
  color: var(--text);
  display: grid;
  place-items: center;
  font-size: 18px;
  transition: 0.3s var(--ease-out);
  backdrop-filter: blur(6px);
}
.lightbox__close { top: 24px; inset-inline-end: 24px; }
.lightbox__close:hover, .lightbox__nav:hover { background: var(--accent); color: #0B0C0E; }
.lightbox__nav--prev { inset-inline-start: 24px; top: 50%; transform: translateY(-50%); }
.lightbox__nav--next { inset-inline-end: 24px; top: 50%; transform: translateY(-50%); }
html[dir="rtl"] .lightbox__nav--prev svg,
html[dir="rtl"] .lightbox__nav--next svg { transform: scaleX(-1); }

@media (max-width: 600px) {
  .lightbox__close { top: 16px; inset-inline-end: 16px; width: 40px; height: 40px; }
  .lightbox__nav--prev { inset-inline-start: 12px; }
  .lightbox__nav--next { inset-inline-end: 12px; }
}

/* Counter (for stats) */
.counter[data-counted="false"] { opacity: 0.6; }

/* Helpers */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}