/* ================================================================
   AMIRHASAN FATHI — PORTFOLIO
   Design tokens
   ================================================================ */

@font-face{
  font-family: "Vazirmatn";
  src: url("assets/fonts/Vazirmatn-Variable.woff2") format("woff2 supports variations"),
       url("assets/fonts/Vazirmatn-Variable.woff2") format("woff2-variations");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

:root{
  --bg: #FFFFFF;
  --text: #111111;
  --muted: #666666;
  --border: #E5E5E5;
  --accent: #C81E1E;
  --accent-contrast: #FFFFFF;

  --font-fa: "Vazirmatn", "Vazir", -apple-system, sans-serif;
  --font-en: "Vazirmatn", "Helvetica Neue", Arial, sans-serif;

  --container: 1280px;
  --gutter: clamp(24px, 5vw, 88px);

  --ease: cubic-bezier(.16,.8,.24,1);
  --dur-s: 220ms;
  --dur-m: 360ms;
  --dur-l: 500ms;
}

[data-theme="dark"]{
  --bg: #0B0B0B;
  --text: #F5F5F5;
  --muted: #999999;
  --border: #2A2A2A;
  --accent: #E4453D;
  --accent-contrast: #0B0B0B;
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

/* ================================================================
   RESET
   ================================================================ */

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-fa);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background var(--dur-m) var(--ease), color var(--dur-m) var(--ease);
  overflow-x: hidden;
}
html[dir="ltr"] body{ font-family: var(--font-en); }

img{ max-width: 100%; display: block; }
ul{ margin: 0; padding: 0; list-style: none; }
a{ color: inherit; text-decoration: none; }
button{ font-family: inherit; color: inherit; background: none; border: none; cursor: pointer; padding: 0; }
h1,h2,h3,p{ margin: 0; }

:focus-visible{
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.skip-link{
  position: absolute;
  top: -60px; left: 12px;
  background: var(--text);
  color: var(--bg);
  padding: 10px 18px;
  font-size: 13px;
  z-index: 999;
  transition: top var(--dur-s) var(--ease);
}
.skip-link:focus{ top: 12px; }

/* ================================================================
   UTILITIES
   ================================================================ */

.section-head{
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: clamp(40px, 6vw, 72px);
}
.section-eyebrow{
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 500;
}
html[dir="rtl"] .section-eyebrow{ letter-spacing: 0.02em; }
.section-title{
  font-size: clamp(28px, 3.4vw, 44px);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.15;
}

.reveal{
  opacity: 0;
  transform: translateY(18px);
  transition: opacity var(--dur-l) var(--ease), transform var(--dur-l) var(--ease);
}
.reveal.is-visible{
  opacity: 1;
  transform: translateY(0);
}

section{
  max-width: var(--container);
  margin: 0 auto;
  padding: clamp(72px, 10vw, 140px) var(--gutter);
}
.experience{ padding-bottom: clamp(32px, 4vw, 56px); }
.projects{ padding-top: clamp(32px, 4vw, 56px); }

/* ================================================================
   HEADER
   ================================================================ */

.site-header{
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner{
  max-width: var(--container);
  margin: 0 auto;
  padding: 16px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand-mark{ display: flex; align-items: center; flex-shrink: 0; }
.brand-logotype{
  height: 56px;
  width: auto;
  filter: none;
}
[data-theme="dark"] .brand-logotype{ filter: invert(1) brightness(1.15); }

.main-nav{
  display: flex;
  gap: clamp(18px, 2.4vw, 36px);
  flex: 1;
  justify-content: center;
}
.main-nav a{
  font-size: 12.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  position: relative;
  padding: 4px 0;
  transition: color var(--dur-s) var(--ease);
}
html[dir="rtl"] .main-nav a{ letter-spacing: 0.01em; }
.main-nav a::after{
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 1px;
  background: var(--text);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--dur-s) var(--ease);
}
.main-nav a:hover{ color: var(--text); }
.main-nav a:hover::after{ transform: scaleX(1); }

.header-controls{
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.lang-toggle{
  font-size: 12px;
  letter-spacing: 0.08em;
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  transition: border-color var(--dur-s) var(--ease);
}
.lang-toggle:hover{ border-color: var(--text); }
.lang-toggle .lang-sep{ color: var(--border); }
.lang-fa, .lang-en{ color: var(--muted); transition: color var(--dur-s) var(--ease); }
.lang-fa[data-active="true"], .lang-en[data-active="true"]{ color: var(--text); font-weight: 600; }

.theme-toggle{
  width: 34px; height: 34px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--border);
  border-radius: 50%;
  font-size: 15px;
  line-height: 1;
  transition: border-color var(--dur-s) var(--ease), transform var(--dur-s) var(--ease);
}
.theme-toggle:hover{ border-color: var(--text); transform: rotate(20deg); }
.theme-icon-moon{ display: none; }
[data-theme="dark"] .theme-icon-sun{ display: none; }
[data-theme="dark"] .theme-icon-moon{ display: inline; }

.nav-toggle{
  display: none;
  width: 30px; height: 22px;
  position: relative;
}
.nav-toggle span{
  position: absolute; left: 0; right: 0; height: 1px;
  background: var(--text);
  transition: transform var(--dur-s) var(--ease), top var(--dur-s) var(--ease);
}
.nav-toggle span:first-child{ top: 4px; }
.nav-toggle span:last-child{ top: 16px; }
.nav-toggle[aria-expanded="true"] span:first-child{ top: 10px; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:last-child{ top: 10px; transform: rotate(-45deg); }

.mobile-nav{
  max-height: 0;
  overflow: hidden;
  background: var(--bg);
  border-bottom: 1px solid transparent;
  transition: max-height var(--dur-m) var(--ease), border-color var(--dur-m) var(--ease);
}
.mobile-nav.is-open{
  max-height: 320px;
  border-color: var(--border);
}
.mobile-nav nav{
  display: flex;
  flex-direction: column;
  padding: 8px var(--gutter) 24px;
}
.mobile-nav a{
  padding: 12px 0;
  font-size: 15px;
  border-bottom: 1px solid var(--border);
  letter-spacing: 0.02em;
}

/* ================================================================
   HERO
   ================================================================ */

.hero{
  max-width: var(--container);
  margin: 0 auto;
  padding: clamp(56px, 9vw, 110px) var(--gutter) clamp(60px, 8vw, 100px);
  display: grid;
  grid-template-columns: 1.35fr 0.9fr;
  gap: clamp(40px, 6vw, 90px);
  align-items: end;
  position: relative;
  isolation: isolate;
  overflow: hidden;
}

.hero-content{
  grid-column: 1 / 2;
  display: flex;
  flex-direction: column;
}

.hero-bg-glyph{
  position: absolute;
  top: clamp(-40px, -4vw, -10px);
  inset-inline-start: clamp(-40px, -3vw, -10px);
  font-size: clamp(220px, 26vw, 420px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--text);
  opacity: 0.035;
  z-index: -1;
  pointer-events: none;
  user-select: none;
  white-space: nowrap;
}

.hero-eyebrow{
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 24px;
}
.hero-status{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--text);
  padding: 7px 14px 7px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  transition: border-color var(--dur-s) var(--ease), transform var(--dur-s) var(--ease);
}
html[dir="rtl"] .hero-status{ padding: 7px 12px 7px 14px; }
.hero-status:hover{ border-color: var(--accent); transform: translateY(-1px); }
.hero-status i{
  width: 7px; height: 7px;
  border-radius: 50%;
  background: #2fbf6e;
  box-shadow: 0 0 0 0 rgba(47,191,110,0.5);
  animation: statusPulse 2.4s var(--ease) infinite;
  flex-shrink: 0;
}
@keyframes statusPulse{
  0%{ box-shadow: 0 0 0 0 rgba(47,191,110,0.45); }
  70%{ box-shadow: 0 0 0 7px rgba(47,191,110,0); }
  100%{ box-shadow: 0 0 0 0 rgba(47,191,110,0); }
}
.hero-roles{
  display: flex;
  gap: 10px;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--muted);
  text-transform: uppercase;
}
.hero-roles .dot{ color: var(--border); }

.hero-name{
  font-size: clamp(56px, 9.2vw, 140px);
  font-weight: 800;
  line-height: 0.92;
  letter-spacing: -0.025em;
  display: flex;
  flex-direction: column;
  margin-bottom: clamp(28px, 4vw, 48px);
}
.hero-name-accent{
  position: relative;
  color: var(--accent);
}

.hero-headline{
  font-size: clamp(20px, 2.2vw, 30px);
  font-weight: 500;
  line-height: 1.4;
  max-width: 620px;
  color: var(--text);
  margin-bottom: clamp(28px, 4vw, 44px);
}

.hero-foot{
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.hero-intro{
  font-size: 15px;
  line-height: 1.75;
  color: var(--muted);
  max-width: 460px;
}
.hero-cta{ display: flex; gap: 14px; flex-wrap: wrap; }

.btn-magnetic{ transition: transform 180ms var(--ease); will-change: transform; }

.btn-line{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  font-size: 13px;
  letter-spacing: 0.05em;
  border: 1px solid var(--text);
  background: var(--text);
  color: var(--bg);
  position: relative;
  overflow: hidden;
  z-index: 0;
  border-radius: 999px;
  transition: color var(--dur-s) var(--ease), border-color var(--dur-s) var(--ease);
}
.btn-line::before{
  content: "";
  position: absolute;
  inset: 0;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: right center;
  z-index: -1;
  transition: transform var(--dur-m) var(--ease);
}
html[dir="ltr"] .btn-line::before{ transform-origin: left center; }
.btn-line:hover::before{ transform: scaleX(1); }
.btn-arrow{
  display: inline-block;
  transition: transform var(--dur-s) var(--ease);
}
html[dir="rtl"] .btn-arrow{ transform: scaleX(-1); }
.btn-line:hover .btn-arrow{ transform: translate(3px, -3px); }
html[dir="rtl"] .btn-line:hover .btn-arrow{ transform: scaleX(-1) translate(3px, -3px); }
.btn-line--ghost{
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-line--ghost::before{ background: var(--text); }
.btn-line--ghost:hover{ color: var(--bg); border-color: var(--text); }

.hero-portrait{
  grid-column: 2 / 3;
  position: relative;
}
.portrait-frame{
  position: relative;
  margin: 0;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 14px;
  aspect-ratio: 4 / 5;
  transition: transform 260ms var(--ease), box-shadow 260ms var(--ease);
  transform-style: preserve-3d;
  will-change: transform;
}
.portrait-frame:hover{
  box-shadow: 0 30px 60px -24px rgba(0,0,0,0.35);
}
.portrait-img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  border-radius: 12px;
  filter: grayscale(1) contrast(1.08);
  transition: filter 260ms var(--ease);
}
.portrait-frame:hover .portrait-img{ filter: grayscale(0.55) contrast(1.1); }

.portrait-badge{
  position: absolute;
  bottom: 26px;
  inset-inline-start: 26px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 16px;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  border-radius: 10px;
  max-width: 160px;
  transition: transform var(--dur-s) var(--ease), border-color var(--dur-s) var(--ease);
}
.portrait-frame:hover .portrait-badge{ transform: translateY(-4px); border-color: var(--accent); }
.portrait-badge strong{
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--accent);
}
.portrait-badge span{
  font-size: 11.5px;
  line-height: 1.4;
  color: var(--muted);
}

/* registration-mark signature motif */
.reg-mark{
  position: absolute;
  width: 16px; height: 16px;
  pointer-events: none;
  transition: transform var(--dur-m) var(--ease);
}
.reg-mark::before, .reg-mark::after{
  content: "";
  position: absolute;
  background: var(--text);
}
.reg-mark::before{ left: 7px; top: 0; width: 1px; height: 16px; }
.reg-mark::after{ top: 7px; left: 0; height: 1px; width: 16px; }
.reg-mark.tl{ top: -8px; left: -8px; }
.reg-mark.tr{ top: -8px; right: -8px; }
.reg-mark.bl{ bottom: -8px; left: -8px; }
.reg-mark.br{ bottom: -8px; right: -8px; }
.portrait-frame:hover .reg-mark.tl{ transform: translate(-3px, -3px); }
.portrait-frame:hover .reg-mark.tr{ transform: translate(3px, -3px); }
.portrait-frame:hover .reg-mark.bl{ transform: translate(-3px, 3px); }
.portrait-frame:hover .reg-mark.br{ transform: translate(3px, 3px); }

.hero-marks{
  margin-top: 24px;
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 16px 18px;
  border: 1px solid var(--border);
  border-radius: 12px;
}
.hero-mark-item{
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  transition: transform var(--dur-s) var(--ease);
}
html[dir="rtl"] .hero-mark-item{ align-items: flex-end; }
.hero-mark-item:hover{ transform: translateY(-2px); }
.hero-mark-divider{
  width: 1px;
  align-self: stretch;
  background: var(--border);
}
.hero-mark-label{
  font-size: 10.5px;
  letter-spacing: 0.05em;
  color: var(--muted);
}
.hero-personal-mark{
  height: 60px;
  width: auto;
  opacity: 0.75;
  transition: opacity var(--dur-s) var(--ease);
}
.hero-mark-item:hover .hero-personal-mark{ opacity: 1; }
[data-theme="dark"] .hero-personal-mark{ filter: invert(1) brightness(1.15); }
.hero-studio-mark{
  height: 66px;
  width: auto;
  opacity: 0.9;
  transition: opacity var(--dur-s) var(--ease);
}
.hero-mark-item:hover .hero-studio-mark{ opacity: 1; }
.hero-studio-mark--dark{ display: none; }
[data-theme="dark"] .hero-studio-mark--light{ display: none; }
[data-theme="dark"] .hero-studio-mark--dark{ display: block; }

/* ================================================================
   STATS
   ================================================================ */

.stats{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter) clamp(56px, 8vw, 96px);
}
.stats-row{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.stat{
  padding: 28px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  border-inline-start: 1px solid var(--border);
  transition: background var(--dur-s) var(--ease);
}
.stat:first-child{ border-inline-start: none; }
.stat:hover{ background: color-mix(in srgb, var(--accent) 5%, transparent); }
.stat-number{
  font-size: clamp(26px, 3vw, 40px);
  font-weight: 700;
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
  transition: color var(--dur-s) var(--ease), transform var(--dur-s) var(--ease);
}
.stat:hover .stat-number{ color: var(--accent); transform: translateY(-2px); }
.stat-label{
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ================================================================
   ABOUT
   ================================================================ */

.about-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(28px, 5vw, 64px);
  padding-bottom: clamp(36px, 5vw, 56px);
  border-bottom: 1px solid var(--border);
  margin-bottom: clamp(28px, 4vw, 40px);
}
.about-lead{
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.01em;
}
.about-body{
  display: flex;
  flex-direction: column;
  gap: 18px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.about-tags{
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
}
.about-tags li{
  font-size: 12.5px;
  letter-spacing: 0.03em;
  color: var(--muted);
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 999px;
  transition: border-color var(--dur-s) var(--ease), color var(--dur-s) var(--ease), background var(--dur-s) var(--ease), transform var(--dur-s) var(--ease);
}
.about-tags li:hover{
  border-color: var(--accent);
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 8%, transparent);
  transform: translateY(-2px);
}

/* ================================================================
   EXPERIENCE / TIMELINE
   ================================================================ */

.timeline{ position: relative; }
.timeline-item{
  display: grid;
  grid-template-columns: 18px 130px 1fr;
  gap: clamp(20px, 3vw, 40px);
  position: relative;
  padding-inline-start: 4px;
}
.timeline-marker{
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--text);
  margin-top: 8px;
  position: relative;
}
.timeline-marker::after{
  content: "";
  position: absolute;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  height: calc(100% + 40px);
  background: var(--border);
}
.timeline-date{
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--muted);
  padding-top: 2px;
  white-space: nowrap;
}
.timeline-org{
  font-size: clamp(22px, 2.4vw, 28px);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
}
.timeline-role{
  font-size: 14px;
  color: var(--accent);
  margin-bottom: 18px;
  font-weight: 500;
}
.timeline-desc{
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 620px;
  margin-bottom: 22px;
}
.timeline-resp{
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
}
.timeline-resp li{
  font-size: 13px;
  color: var(--text);
  position: relative;
  padding-inline-start: 14px;
}
.timeline-resp li::before{
  content: "";
  position: absolute;
  inset-inline-start: 0;
  top: 8px;
  width: 5px; height: 1px;
  background: var(--muted);
  transition: width var(--dur-s) var(--ease), background var(--dur-s) var(--ease);
}
.timeline-resp li{ transition: color var(--dur-s) var(--ease), padding-inline-start var(--dur-s) var(--ease); }
.timeline-resp li:hover{ color: var(--accent); padding-inline-start: 18px; }
.timeline-resp li:hover::before{ width: 9px; background: var(--accent); }
.timeline-marker{ transition: transform var(--dur-s) var(--ease), background var(--dur-s) var(--ease); }
.timeline-item:hover .timeline-marker{ transform: scale(1.4); background: var(--accent); }

.timeline-content{
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: clamp(32px, 5vw, 64px);
}
.timeline-text{ flex: 1 1 auto; min-width: 0; }
.timeline-visual{
  flex: 0 0 auto;
  width: clamp(220px, 22vw, 320px);
  margin-top: -200px;
}
.timeline-visual-img{
  display: block;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 24px 40px -18px rgba(0,0,0,0.4));
  transition: transform var(--dur-m) var(--ease);
}
.timeline-item:hover .timeline-visual-img{ transform: translateY(-6px); }
@media (max-width: 900px){
  .timeline-content{ flex-direction: column-reverse; align-items: center; }
  .timeline-visual{ width: clamp(200px, 55vw, 300px); margin-top: 0; }
}

/* ================================================================
   PROJECTS
   ================================================================ */

.project-list{ border-top: 1px solid var(--border); }
.project-row{
  display: grid;
  grid-template-columns: 60px 1fr 34px;
  align-items: center;
  gap: clamp(16px, 3vw, 40px);
  padding: clamp(26px, 3.2vw, 40px) 4px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  position: relative;
  transition: padding-inline-start var(--dur-m) var(--ease), background var(--dur-m) var(--ease);
}
.project-row:hover, .project-row:focus-visible{
  padding-inline-start: 14px;
}
.project-num{
  font-size: 13px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  transition: color var(--dur-s) var(--ease), transform var(--dur-s) var(--ease);
}
.project-row:hover .project-num, .project-row:focus-visible .project-num{
  color: var(--accent);
}
.project-main{ min-width: 0; }
.project-name{
  font-size: clamp(24px, 3.4vw, 42px);
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: font-weight var(--dur-s) var(--ease), letter-spacing var(--dur-s) var(--ease);
  margin-bottom: 8px;
}
.project-row:hover .project-name, .project-row:focus-visible .project-name{
  font-weight: 800;
}
.project-cat{
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 4px;
}
.project-services{
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--muted);
  opacity: 0.75;
}
.project-arrow{
  font-size: 20px;
  color: var(--muted);
  opacity: 0;
  transform: translate(-6px, 6px) rotate(-45deg);
  transition: opacity var(--dur-m) var(--ease), transform var(--dur-m) var(--ease), color var(--dur-s) var(--ease);
  justify-self: end;
}
html[dir="rtl"] .project-arrow{ transform: translate(6px, 6px) rotate(45deg); }
.project-row:hover .project-arrow, .project-row:focus-visible .project-arrow{
  opacity: 1;
  transform: translate(0,0) rotate(0deg);
  color: var(--accent);
}

.project-visual{
  position: absolute;
  top: 50%;
  inset-inline-end: clamp(70px, 8vw, 120px);
  width: clamp(160px, 18vw, 220px);
  aspect-ratio: 496 / 269;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--bg);
  opacity: 0;
  transform: translateY(-50%) scale(0.94);
  transition: opacity var(--dur-m) var(--ease), transform var(--dur-m) var(--ease);
  pointer-events: none;
  z-index: 2;
  box-shadow: 0 18px 40px -14px rgba(0,0,0,0.28);
}
.project-visual img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(1.02);
}
.project-row--visual:hover .project-visual,
.project-row--visual:focus-visible .project-visual{
  opacity: 1;
  transform: translateY(-50%) scale(1);
}
@media (max-width: 860px){
  .project-visual{ display: none; }
}

/* ================================================================
   ALL-WORK TRIGGER + FULLSCREEN PLATE VIEWER
   ================================================================ */

.all-work-trigger{
  width: 100%;
  margin-top: clamp(28px, 4vw, 44px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: clamp(24px, 3.4vw, 36px) clamp(24px, 3.4vw, 40px);
  background: var(--text);
  color: var(--bg);
  border: none;
  border-radius: 10px;
  cursor: pointer;
  text-align: start;
  transition: transform var(--dur-s) var(--ease), opacity var(--dur-s) var(--ease);
}
.all-work-trigger:hover{ opacity: 0.9; transform: translateY(-2px); }
.all-work-trigger-text{ display: flex; flex-direction: column; gap: 6px; }
.all-work-trigger-label{
  font-size: clamp(19px, 2.4vw, 26px);
  font-weight: 700;
  letter-spacing: -0.01em;
}
.all-work-trigger-sub{
  font-size: 13px;
  color: var(--bg);
  opacity: 0.6;
}
.all-work-trigger-arrow{
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid color-mix(in srgb, var(--bg) 30%, transparent);
  border-radius: 50%;
  font-size: 18px;
  transition: background var(--dur-s) var(--ease), transform var(--dur-s) var(--ease);
}
.all-work-trigger:hover .all-work-trigger-arrow{
  background: var(--accent);
  border-color: var(--accent);
  transform: scale(1.08);
}

.all-work-modal{
  position: fixed;
  inset: 0;
  z-index: 999;
  background: #08090b;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-m) var(--ease), visibility 0s linear var(--dur-m);
}
.all-work-modal.is-open{
  opacity: 1;
  visibility: visible;
  transition: opacity var(--dur-m) var(--ease);
}
.all-work-topbar{
  position: absolute;
  top: 0;
  inset-inline: 0;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px clamp(20px, 4vw, 40px);
  pointer-events: none;
}
.all-work-topbar-label{
  font-size: 13px;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.65);
}
.all-work-close{
  pointer-events: auto;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.06);
  color: #fff;
  font-size: 15px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--dur-s) var(--ease), transform var(--dur-s) var(--ease), border-color var(--dur-s) var(--ease);
}
.all-work-close:hover{
  background: var(--accent);
  border-color: var(--accent);
  transform: rotate(90deg);
}
.all-work-hint{
  position: absolute;
  bottom: 22px;
  inset-inline: 0;
  z-index: 3;
  text-align: center;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.5);
  pointer-events: none;
  transition: opacity var(--dur-m) var(--ease);
}
.all-work-hint.is-hidden{ opacity: 0; }
.all-work-viewport{
  position: absolute;
  inset: 0;
  overflow: hidden;
  cursor: crosshair;
}
.all-work-image{
  position: absolute;
  top: 0;
  left: 0;
  max-width: none;
  will-change: transform, width, height;
  user-select: none;
  pointer-events: none;
}

@media (hover: none), (pointer: coarse), (max-width: 860px){
  .all-work-viewport{ overflow: auto; cursor: default; -webkit-overflow-scrolling: touch; }
  .all-work-image{
    position: static;
    width: 100%;
    height: auto;
    transform: none !important;
  }
  .all-work-hint{ display: none; }
}

/* ================================================================
   EXPERTISE
   ================================================================ */

.expertise-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 6vw, 100px);
}
.expertise-col-title{
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 4px;
}
.expertise-col ul li{
  font-size: clamp(18px, 2vw, 22px);
  font-weight: 500;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  transition: padding-inline-start var(--dur-s) var(--ease), color var(--dur-s) var(--ease);
}
.expertise-col ul li::after{
  content: "↗";
  font-size: 0.65em;
  opacity: 0;
  transform: translate(-4px, 4px) rotate(-45deg);
  transition: opacity var(--dur-s) var(--ease), transform var(--dur-s) var(--ease);
}
html[dir="rtl"] .expertise-col ul li::after{ transform: translate(4px, 4px) rotate(45deg); }
.expertise-col ul li:hover{
  padding-inline-start: 10px;
  color: var(--accent);
}
.expertise-col ul li:hover::after{ opacity: 1; transform: translate(0,0) rotate(0deg); }

/* ================================================================
   PHILOSOPHY
   ================================================================ */

.philosophy{
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.philosophy-quote{
  font-size: clamp(32px, 5.4vw, 68px);
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 1.25;
  max-width: 900px;
  margin: 0 0 clamp(50px, 7vw, 88px);
}
.philosophy-list{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px clamp(30px, 5vw, 70px);
}
.philosophy-list li{
  display: flex;
  gap: 18px;
  padding: 12px;
  margin: -12px;
  border-radius: 10px;
  transition: background var(--dur-s) var(--ease), transform var(--dur-s) var(--ease);
}
.philosophy-list li:hover{
  background: color-mix(in srgb, var(--accent) 6%, transparent);
  transform: translateY(-2px);
}
.philosophy-num{
  font-size: 13px;
  color: var(--muted);
  padding-top: 4px;
  flex-shrink: 0;
  font-variant-numeric: tabular-nums;
  transition: color var(--dur-s) var(--ease);
}
.philosophy-list li:hover .philosophy-num{ color: var(--accent); }
.philosophy-list h3{
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
}
.philosophy-list p{
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

/* ================================================================
   SKILLS
   ================================================================ */

.skills-grid{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-bottom: clamp(56px, 7vw, 88px);
}
.skill-card{
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: border-color var(--dur-s) var(--ease), transform var(--dur-s) var(--ease), box-shadow var(--dur-s) var(--ease);
}
.skill-card:hover{
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: 0 16px 32px -20px rgba(0,0,0,0.28);
}
.skill-num{
  font-size: 11px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  grid-row: 1 / 3;
}
.skill-name{
  font-size: 15px;
  font-weight: 600;
  grid-column: 2 / 3;
}
.skill-pct{
  grid-column: 3 / 4;
  grid-row: 1 / 2;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.skill-bar{
  grid-column: 2 / 4;
  grid-row: 2 / 3;
  position: relative;
  height: 5px;
  border-radius: 999px;
  background: var(--border);
  overflow: hidden;
}
.skill-bar-fill{
  position: absolute;
  inset-inline-start: 0;
  top: 0;
  height: 100%;
  width: var(--pct, 0%);
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), color-mix(in srgb, var(--accent) 55%, var(--text)));
  transition: width 1100ms var(--ease);
}

.tools-title{
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 20px;
}
.tools-list{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px 16px;
}
.tools-list li{
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14.5px;
  padding: 13px 16px;
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--muted);
  transition: border-color var(--dur-s) var(--ease), color var(--dur-s) var(--ease), transform var(--dur-s) var(--ease), background var(--dur-s) var(--ease);
}
.tools-list li:hover{
  border-color: var(--accent);
  color: var(--text);
  transform: translateY(-2px);
  background: color-mix(in srgb, var(--accent) 6%, transparent);
}
.tool-dot{
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

/* ================================================================
   STATEMENT
   ================================================================ */

.statement{
  padding-top: clamp(90px, 13vw, 160px);
  padding-bottom: clamp(90px, 13vw, 160px);
  text-align: center;
}
.statement-text{
  font-size: clamp(34px, 6.4vw, 84px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.18;
  display: flex;
  flex-direction: column;
}

/* ================================================================
   CONTACT
   ================================================================ */

.contact-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 6vw, 90px);
  padding-top: clamp(20px, 3vw, 30px);
}
.contact-name{ font-size: 22px; font-weight: 700; margin-bottom: 6px; }
.contact-role{ font-size: 14px; color: var(--muted); margin-bottom: 22px; }
.contact-studio{ font-size: 14px; margin-bottom: 22px; }
.contact-location{ font-size: 14px; color: var(--muted); display: flex; gap: 8px; }
.contact-location-label{ color: var(--text); }

.contact-links li{
  display: flex;
  justify-content: space-between;
  padding: 14px 4px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  transition: padding-inline-start var(--dur-s) var(--ease), background var(--dur-s) var(--ease);
}
.contact-links li:hover{
  padding-inline-start: 12px;
  background: color-mix(in srgb, var(--accent) 5%, transparent);
}
.contact-link-label{ color: var(--muted); }
.contact-link-value{ letter-spacing: 0.02em; }
a.contact-link-value{
  color: var(--text);
  transition: color var(--dur-s) var(--ease), transform var(--dur-s) var(--ease);
  display: inline-block;
}
a.contact-link-value:hover{ color: var(--accent); transform: translateX(-3px); }
html[dir="rtl"] a.contact-link-value:hover{ transform: translateX(3px); }

/* ================================================================
   FOOTER
   ================================================================ */

.site-footer{
  border-top: 1px solid var(--border);
  padding: 40px var(--gutter) 32px;
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px 24px;
}
.footer-top{
  display: flex;
  align-items: center;
  gap: 14px;
}
.footer-logotype{
  height: 24px;
  width: auto;
  opacity: 0.9;
}
[data-theme="dark"] .footer-logotype{ filter: invert(1) brightness(1.15); }
.footer-top-text{
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.footer-name{ font-size: 14px; font-weight: 700; letter-spacing: 0.04em; }
.footer-role{ font-size: 12.5px; color: var(--muted); }
.footer-controls{ display: flex; gap: 12px; }
.footer-bottom{
  width: 100%;
  font-size: 12px;
  color: var(--muted);
  display: flex;
  gap: 8px;
  padding-top: 20px;
  margin-top: 4px;
  border-top: 1px solid var(--border);
}

/* ================================================================
   RESPONSIVE
   ================================================================ */

@media (max-width: 1024px){
  .hero{ grid-template-columns: 1fr; }
  .hero-portrait{ grid-column: 1 / 2; margin-top: 48px; max-width: 340px; }
  .hero-content{ grid-column: 1 / 2; }
  .hero-bg-glyph{ font-size: clamp(160px, 30vw, 260px); }
  .about-grid{ grid-template-columns: 1fr; }
  .expertise-grid{ grid-template-columns: 1fr; gap: 48px; }
  .contact-grid{ grid-template-columns: 1fr; }
  .philosophy-list{ grid-template-columns: 1fr; }
  .skills-grid{ grid-template-columns: 1fr; }
}

@media (max-width: 860px){
  .main-nav{ display: none; }
  .nav-toggle{ display: block; }
  .brand-logotype{ height: 44px; }
  .stats-row{ grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(3){ border-inline-start: none; }
  .stat:nth-child(1), .stat:nth-child(2){ border-bottom: 1px solid var(--border); }
  .stat{ padding: 22px 16px; }
  .tools-list{ grid-template-columns: 1fr; }
  .hero-marks{ flex-wrap: wrap; }
  .portrait-badge{ max-width: 130px; padding: 10px 12px; }
}

@media (max-width: 640px){
  section{ padding-top: 64px; padding-bottom: 64px; }
  .hero{ padding-top: 44px; padding-bottom: 48px; }
  .hero-name{ font-size: clamp(44px, 15vw, 64px); }
  .timeline-item{ grid-template-columns: 14px 1fr; }
  .timeline-date{ grid-column: 2 / 3; order: -1; margin-bottom: 6px; }
  .timeline-content{ grid-column: 2 / 3; }
  .project-row{ grid-template-columns: 36px 1fr; }
  .project-arrow{ display: none; }
  .statement-text{ font-size: clamp(30px, 9vw, 44px); }
}

/* ================================================================
   PROJECT DETAIL PAGE
   ================================================================ */

.pd-main{ padding-top: 0; }

.pd-breadcrumb{
  max-width: var(--container);
  margin: 0 auto;
  padding: clamp(32px, 5vw, 56px) var(--gutter) 0;
}
.pd-breadcrumb a{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
  transition: color var(--dur-s) var(--ease);
}
.pd-breadcrumb a:hover{ color: var(--accent); }
.pd-breadcrumb .pd-back-arrow{ transition: transform var(--dur-s) var(--ease); }
html[dir="rtl"] .pd-breadcrumb .pd-back-arrow{ transform: scaleX(-1); }
.pd-breadcrumb a:hover .pd-back-arrow{ transform: translateX(-4px); }
html[dir="rtl"] .pd-breadcrumb a:hover .pd-back-arrow{ transform: scaleX(-1) translateX(-4px); }

.pd-head{
  max-width: var(--container);
  margin: 0 auto;
  padding: clamp(20px, 3vw, 32px) var(--gutter) clamp(40px, 6vw, 64px);
  border-bottom: 1px solid var(--border);
}
.pd-eyebrow{
  display: block;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: 16px;
}
.pd-title{
  font-size: clamp(40px, 8vw, 84px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 24px;
}
.pd-meta{
  display: flex;
  flex-wrap: wrap;
  gap: 10px 32px;
}
.pd-meta-item{ display: flex; flex-direction: column; gap: 4px; }
.pd-meta-label{ font-size: 11px; letter-spacing: 0.06em; color: var(--muted); }
.pd-meta-value{ font-size: 14px; font-weight: 500; }

.pd-hero-img{
  max-width: var(--container);
  margin: clamp(40px, 6vw, 72px) auto 0;
  padding: 0 var(--gutter);
}
.pd-hero-img img{
  width: 60%;
  max-width: 60%;
  height: auto;
  display: block;
  margin: 0 auto;
  border: 1px solid var(--border);
  border-radius: 16px;
}

.pd-intro{
  max-width: var(--container);
  margin: 0 auto;
  padding: clamp(48px, 7vw, 88px) var(--gutter);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(24px, 4vw, 64px);
  border-bottom: 1px solid var(--border);
}
.pd-intro p{
  font-size: clamp(17px, 1.6vw, 20px);
  line-height: 1.75;
  color: var(--text);
}
.pd-intro p + p{ color: var(--muted); }

.pd-gallery{
  max-width: var(--container);
  margin: 0 auto;
  padding: clamp(48px, 7vw, 88px) var(--gutter);
  display: flex;
  flex-direction: column;
  gap: clamp(24px, 3vw, 40px);
}
.pd-gallery img{
  width: 60%;
  max-width: 60%;
  height: auto;
  display: block;
  margin: 0 auto;
  border: 1px solid var(--border);
  border-radius: 16px;
}
.pd-gallery-row{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(24px, 3vw, 40px);
}
.pd-caption{
  font-size: 12.5px;
  color: var(--muted);
  margin-top: 12px;
}

.pd-placeholder{
  max-width: var(--container);
  margin: 0 auto;
  padding: clamp(64px, 10vw, 120px) var(--gutter);
  text-align: center;
}
.pd-placeholder-mark{
  display: inline-block;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--accent);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 18px;
  margin-bottom: 24px;
}
.pd-placeholder p{
  font-size: clamp(17px, 2vw, 22px);
  color: var(--muted);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}

.pd-next{
  border-top: 1px solid var(--border);
}
.pd-next-link{
  display: grid;
  max-width: var(--container);
  margin: 0 auto;
  padding: clamp(56px, 8vw, 96px) var(--gutter);
  align-items: center;
  gap: 16px;
}
.pd-next-label{
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-bottom: 14px;
}
.pd-next-name{
  font-size: clamp(36px, 7vw, 72px);
  font-weight: 800;
  letter-spacing: -0.02em;
  display: inline-flex;
  align-items: center;
  gap: 20px;
  transition: gap var(--dur-m) var(--ease), color var(--dur-s) var(--ease);
}
.pd-next-link:hover .pd-next-name{ gap: 30px; color: var(--accent); }
.pd-next-name .pd-next-arrow{
  font-size: 0.55em;
  transform: rotate(-45deg);
  transition: transform var(--dur-m) var(--ease);
}
html[dir="rtl"] .pd-next-name .pd-next-arrow{ transform: rotate(135deg); }
.pd-next-link:hover .pd-next-arrow{ transform: rotate(0deg); }

@media (max-width: 860px){
  .pd-intro{ grid-template-columns: 1fr; }
  .pd-gallery-row{ grid-template-columns: 1fr; }
  .pd-hero-img img, .pd-gallery img{ width: 100%; max-width: 100%; }
}