/* ==========================================================================
   Bilge Kağan Pamuk — Portfolio
   Design system: Dark premium · Editorial serif + geometric sans
   ========================================================================== */

:root {
  /* Colors — quiet luxury palette, no neon */
  --bg:             #0A0A0B;
  --bg-elevated:    #111113;
  --bg-subtle:      #16161A;
  --bg-glass:       rgba(17, 17, 19, 0.65);

  --line:           rgba(255, 255, 255, 0.06);
  --line-med:       rgba(255, 255, 255, 0.10);
  --line-strong:    rgba(255, 255, 255, 0.18);

  --ink:            #EDEDEF;
  --ink-dim:        #B4B4BA;
  --ink-mute:       #7A7A82;
  --ink-subtle:     #4A4A50;

  /* A single warm accent — used sparingly for emphasis */
  --accent:         #E8D5B7;   /* champagne */
  --accent-warm:    #FFB87A;   /* soft sunrise (glows only) */

  /* Signature gradients */
  --pearl:          linear-gradient(180deg, #FDFDFD 0%, #A7A7AE 100%);
  --metal:          linear-gradient(135deg, #E8E4DC 0%, #8A867E 55%, #C7C0B5 100%);
  --warm-wash:      radial-gradient(ellipse 80% 60% at 50% 0%, rgba(255, 184, 122, 0.08) 0%, transparent 65%);
  --cool-wash:      radial-gradient(ellipse 60% 50% at 80% 30%, rgba(143, 164, 201, 0.06) 0%, transparent 70%);

  /* Typography — Instrument Serif (display) + Geist (sans) + JetBrains Mono */
  --font-display:   'Instrument Serif', 'Cormorant Garamond', 'Times New Roman', serif;
  --font-sans:      'Geist', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
  --font-mono:      'Geist Mono', 'JetBrains Mono', ui-monospace, monospace;

  /* Fluid scale — base 1rem = 17px at root */
  --t-xs:           clamp(0.75rem, 0.73rem + 0.1vw, 0.8125rem);
  --t-sm:           clamp(0.875rem, 0.85rem + 0.1vw, 0.9375rem);
  --t-base:         clamp(1rem, 0.95rem + 0.2vw, 1.0625rem);
  --t-md:           clamp(1.125rem, 1.05rem + 0.3vw, 1.25rem);
  --t-lg:           clamp(1.5rem, 1.3rem + 0.8vw, 1.875rem);
  --t-xl:           clamp(2rem, 1.7rem + 1.5vw, 2.75rem);
  --t-2xl:          clamp(2.75rem, 2.2rem + 2.4vw, 4rem);
  --t-3xl:          clamp(3.75rem, 2.6rem + 4.5vw, 6rem);
  --t-display:      clamp(4.5rem, 3rem + 7vw, 9.5rem);

  /* Space — 8pt base */
  --s-2xs:          0.5rem;
  --s-xs:           0.75rem;
  --s-sm:           1rem;
  --s-md:           1.5rem;
  --s-lg:           2.5rem;
  --s-xl:           4rem;
  --s-2xl:          6.5rem;
  --s-3xl:          9.5rem;
  --s-4xl:          13rem;

  /* Motion */
  --ease:           cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out:    cubic-bezier(0.65, 0, 0.35, 1);
  --dur-fast:       200ms;
  --dur:            400ms;
  --dur-slow:       800ms;
  --dur-xslow:      1200ms;

  /* Structural */
  --container:      1440px;
  --content:        1240px;
  --text:           68ch;
  --radius-sm:      6px;
  --radius:         12px;
  --radius-lg:      20px;

  /* Nav */
  --nav-h:          72px;
}

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: var(--t-base);
  line-height: 1.55;
  color: var(--ink);
  background: var(--bg);
  overflow-x: hidden;
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-synthesis: none;
}

/* Ambient washes — subtle depth, no neon */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: var(--warm-wash), var(--cool-wash);
  pointer-events: none;
  z-index: 0;
}

/* Noise/grain overlay for richness */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  opacity: 0.035;
  pointer-events: none;
  z-index: 1;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' seed='2'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 1 0'/></filter><rect width='200' height='200' filter='url(%23n)'/></svg>");
  mix-blend-mode: overlay;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease);
}

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

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

/* Custom scrollbar — subtle, premium */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--line-med); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--line-strong); }

/* ---------------------------------------------------------------- typography */
.display, h1, h2, h3 { font-family: var(--font-display); font-weight: 400; }

.display {
  font-size: var(--t-display);
  line-height: 0.92;
  letter-spacing: -0.03em;
  color: var(--ink);
}

h1 { font-size: var(--t-3xl); line-height: 0.98; letter-spacing: -0.025em; }
h2 { font-size: var(--t-2xl); line-height: 1.02; letter-spacing: -0.02em; }
h3 { font-size: var(--t-lg);  line-height: 1.15; letter-spacing: -0.015em; }

.italic { font-style: italic; color: var(--ink); }

/* Emphasis treatments */
.metal-text {
  background: var(--metal);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--ink-mute);
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
}

.eyebrow::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 1px;
  background: var(--ink-subtle);
}

/* Rule / divider */
.rule {
  height: 1px;
  background: var(--line);
  border: 0;
  width: 100%;
}

/* ---------------------------------------------------------------- layout */
.container {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.content {
  max-width: var(--content);
  margin-inline: auto;
}

section {
  position: relative;
  padding-block: var(--s-3xl);
}

/* ---------------------------------------------------------------- nav */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  z-index: 100;
  display: flex;
  align-items: center;
  transition: backdrop-filter var(--dur) var(--ease), background var(--dur) var(--ease);
}

.nav.scrolled {
  background: var(--bg-glass);
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  border-bottom: 1px solid var(--line);
}

.nav-inner {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-md);
}

.logo {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-style: italic;
  letter-spacing: -0.01em;
  color: var(--ink);
  display: inline-flex;
  align-items: baseline;
  gap: 0.25rem;
}
.logo::after {
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
  transform: translateY(-2px);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: clamp(1rem, 2vw, 2rem);
  align-items: center;
}

.nav-links a {
  font-size: var(--t-sm);
  color: var(--ink-dim);
  letter-spacing: -0.005em;
  position: relative;
  padding-block: 4px;
}

.nav-links a:hover { color: var(--ink); }

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width var(--dur) var(--ease);
}

.nav-links a:hover::after { width: 100%; }

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1rem;
  border: 1px solid var(--line-med);
  border-radius: 999px;
  font-size: var(--t-sm);
  background: rgba(255,255,255,0.02);
  transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
}
.nav-cta:hover { border-color: var(--line-strong); background: rgba(255,255,255,0.04); }
.nav-cta .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: #7FDFA0;
  box-shadow: 0 0 8px rgba(127,223,160,0.5);
  animation: pulse 2.2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

.menu-btn {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-med);
  border-radius: 999px;
}
.menu-btn span {
  display: block;
  width: 14px;
  height: 1px;
  background: var(--ink);
  position: relative;
}
.menu-btn span::before, .menu-btn span::after {
  content: "";
  position: absolute;
  left: 0;
  width: 14px;
  height: 1px;
  background: var(--ink);
}
.menu-btn span::before { top: -4px; }
.menu-btn span::after  { top:  4px; }

/* ---------------------------------------------------------------- hero */
.hero {
  position: relative;
  min-height: 100vh;
  padding-top: calc(var(--nav-h) + var(--s-2xl));
  padding-bottom: var(--s-2xl);
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: var(--s-xl);
  align-items: center;
}

.hero-copy { position: relative; z-index: 3; }

.hero-meta {
  display: flex;
  gap: var(--s-md);
  align-items: center;
  margin-bottom: var(--s-md);
  flex-wrap: wrap;
}
.hero-meta .dot {
  width: 6px; height: 6px; border-radius: 50%; background: #7FDFA0;
  box-shadow: 0 0 10px rgba(127, 223, 160, 0.6);
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--t-display);
  font-weight: 400;
  line-height: 0.9;
  letter-spacing: -0.035em;
  color: var(--ink);
  margin-bottom: var(--s-md);
}
.hero-title .line { 
  display: block; 
  overflow: hidden; 
  padding-bottom: 0.2em;
  margin-bottom: -0.2em;
}
.hero-title .italic { font-style: italic; color: var(--accent); }

.hero-sub {
  font-size: var(--t-md);
  color: var(--ink-dim);
  max-width: 42ch;
  line-height: 1.45;
  margin-bottom: var(--s-lg);
  font-weight: 300;
  letter-spacing: -0.005em;
}

.hero-cta {
  display: flex;
  gap: var(--s-sm);
  align-items: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.875rem 1.25rem;
  font-size: var(--t-sm);
  border-radius: 999px;
  border: 1px solid var(--line-med);
  transition: transform var(--dur-fast) var(--ease),
              background var(--dur-fast) var(--ease),
              border-color var(--dur-fast) var(--ease);
}
.btn:hover { transform: translateY(-1px); }
.btn .arrow {
  display: inline-block;
  transition: transform var(--dur-fast) var(--ease);
}
.btn:hover .arrow { transform: translateX(3px); }

.btn-primary {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}
.btn-primary:hover { background: #fff; }

.btn-ghost:hover {
  background: rgba(255,255,255,0.04);
  border-color: var(--line-strong);
}

/* Hero 3D stage */
.hero-stage {
  position: relative;
  aspect-ratio: 1 / 1;
  max-height: 75vh;
  width: 100%;
  z-index: 2;
}

.hero-stage::before {
  /* Soft radial spotlight behind the object */
  content: "";
  position: absolute;
  inset: 10%;
  background: radial-gradient(circle, rgba(255,184,122,0.12) 0%, transparent 60%);
  filter: blur(30px);
  z-index: 0;
}

.hero-stage canvas {
  position: relative;
  z-index: 1;
}

.hero-stage-loader {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-mute);
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  pointer-events: none;
  transition: opacity var(--dur-slow) var(--ease);
}

.hero-stage-loader.hidden { opacity: 0; }

.hero-stage-label {
  position: absolute;
  bottom: 1.25rem;
  left: 1.25rem;
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-mute);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  z-index: 2;
  display: flex;
  gap: 0.5rem;
  align-items: center;
}
.hero-stage-label::before {
  content: "";
  width: 8px; height: 8px;
  border: 1px solid var(--ink-mute);
  border-radius: 50%;
}

/* Hero scroll indicator */
.scroll-cue {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-mute);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  z-index: 3;
}
.scroll-cue-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--ink-mute), transparent);
  overflow: hidden;
  position: relative;
}
.scroll-cue-line::before {
  content: "";
  position: absolute;
  top: -50%;
  left: 0;
  width: 100%;
  height: 50%;
  background: var(--ink);
  animation: scroll-cue 2.2s var(--ease) infinite;
}
@keyframes scroll-cue {
  0%   { transform: translateY(0); }
  100% { transform: translateY(200%); }
}

/* ---------------------------------------------------------------- section primitives */
.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
  gap: var(--s-xl);
  align-items: baseline;
  margin-bottom: var(--s-2xl);
}

.section-head.center {
  grid-template-columns: 1fr;
  text-align: center;
}
.section-head.center .eyebrow { justify-content: center; }

.section-title {
  font-family: var(--font-display);
  font-size: var(--t-2xl);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.025em;
}
.section-title .italic { color: var(--accent); }

.section-lede {
  font-size: var(--t-md);
  color: var(--ink-dim);
  line-height: 1.5;
  max-width: 52ch;
  font-weight: 300;
}

/* ---------------------------------------------------------------- about */
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: var(--s-xl);
  align-items: start;
}

.about-card {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: var(--s-md);
}
.about-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 20%, rgba(232,213,183,0.08) 0%, transparent 55%);
  pointer-events: none;
}
.about-id {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-mute);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  display: flex;
  justify-content: space-between;
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-sm);
  border-top: 1px solid var(--line);
  padding-top: var(--s-md);
}
.about-stat-num {
  font-family: var(--font-display);
  font-size: var(--t-2xl);
  line-height: 1;
  letter-spacing: -0.02em;
}
.about-stat-label {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-mute);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 0.5rem;
}

.about-body p {
  font-size: var(--t-md);
  color: var(--ink-dim);
  max-width: 56ch;
  line-height: 1.55;
  margin-bottom: var(--s-md);
  font-weight: 300;
}

.about-body p strong {
  color: var(--ink);
  font-weight: 400;
}

.about-kicker {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--t-xl);
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--ink);
  margin-bottom: var(--s-md);
}

/* ---------------------------------------------------------------- work */
.work-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--s-md);
  margin-bottom: var(--s-xl);
  flex-wrap: wrap;
}
.work-index {
  font-family: var(--font-mono);
  color: var(--ink-mute);
  font-size: var(--t-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.work {
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--line);
}

.work-item {
  position: relative;
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--s-lg);
  align-items: center;
  padding: var(--s-lg) 0;
  border-bottom: 1px solid var(--line);
  transition: background var(--dur) var(--ease);
}
.work-item:hover { background: linear-gradient(to right, transparent, rgba(255,255,255,0.015) 30%, rgba(255,255,255,0.015) 70%, transparent); }

.work-item-num {
  font-family: var(--font-mono);
  color: var(--ink-mute);
  font-size: var(--t-xs);
  letter-spacing: 0.1em;
}

.work-item-meta {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.work-item-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.work-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
  border: 1px solid var(--line-med);
  padding: 0.3rem 0.55rem;
  border-radius: 999px;
}
.work-tag.award {
  color: var(--accent);
  border-color: rgba(232,213,183,0.35);
}

.work-item-title {
  font-family: var(--font-display);
  font-size: var(--t-xl);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--ink);
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.work-item-title .year {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-mute);
  letter-spacing: 0.12em;
  font-weight: 400;
}

.work-item-desc {
  font-size: var(--t-sm);
  color: var(--ink-dim);
  max-width: 54ch;
  font-weight: 300;
  line-height: 1.55;
}

.work-item-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  justify-self: end;
  padding: 0.75rem 1.1rem;
  border: 1px solid var(--line-med);
  border-radius: 999px;
  font-size: var(--t-sm);
  color: var(--ink-dim);
  transition: all var(--dur-fast) var(--ease);
}
.work-item:hover .work-item-link {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(232,213,183,0.04);
}
.work-item-link .arrow { transition: transform var(--dur-fast) var(--ease); }
.work-item:hover .work-item-link .arrow { transform: translate(2px, -2px); }

/* ---------------------------------------------------------------- capabilities */
.caps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.caps-cell {
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: var(--s-lg) var(--s-md);
  min-height: 240px;
  display: flex;
  flex-direction: column;
  gap: var(--s-sm);
  position: relative;
  transition: background var(--dur-fast) var(--ease);
}
.caps-cell:hover { background: rgba(255,255,255,0.015); }

.caps-num {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-subtle);
  letter-spacing: 0.15em;
}

.caps-title {
  font-family: var(--font-display);
  font-size: var(--t-lg);
  font-weight: 400;
  letter-spacing: -0.015em;
  line-height: 1.1;
  color: var(--ink);
  margin-top: auto;
}

.caps-list {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-dim);
  line-height: 1.8;
  letter-spacing: 0.02em;
}
.caps-list span { display: block; }
.caps-list span::before {
  content: "—  ";
  color: var(--ink-subtle);
}

/* ---------------------------------------------------------------- experience (timeline) */
.timeline {
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--line);
}

.tl-item {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--s-lg);
  padding: var(--s-lg) 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}

.tl-year {
  font-family: var(--font-mono);
  font-size: var(--t-sm);
  color: var(--ink-mute);
  letter-spacing: 0.08em;
  padding-top: 0.5rem;
}

.tl-body h3 {
  font-size: var(--t-lg);
  letter-spacing: -0.015em;
  margin-bottom: 0.4rem;
  color: var(--ink);
}

.tl-company {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--s-sm);
}

.tl-desc {
  font-size: var(--t-sm);
  color: var(--ink-dim);
  line-height: 1.55;
  font-weight: 300;
  max-width: 48ch;
}

.tl-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-top: 0.5rem;
  align-content: flex-start;
  justify-content: flex-end;
}

/* ---------------------------------------------------------------- contact */
.contact {
  padding-block: var(--s-4xl);
  text-align: center;
}
.contact-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 2.2rem + 4.5vw, 7rem);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: -0.035em;
  margin-bottom: var(--s-md);
}
.contact-title .italic { color: var(--accent); }

.contact-sub {
  font-size: var(--t-md);
  color: var(--ink-dim);
  max-width: 42ch;
  margin-inline: auto;
  margin-bottom: var(--s-lg);
  font-weight: 300;
}

.contact-email {
  display: inline-block;
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--t-xl);
  color: var(--ink);
  border-bottom: 1px solid var(--line-med);
  padding-bottom: 0.25rem;
  margin-bottom: var(--s-lg);
  transition: border-color var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}
.contact-email:hover { border-color: var(--accent); color: var(--accent); }

.contact-links {
  display: flex;
  gap: var(--s-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------------------------------------------------------------- footer */
.footer {
  border-top: 1px solid var(--line);
  padding-block: var(--s-lg);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--s-md);
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-mute);
  letter-spacing: 0.05em;
}
.footer-inner .tag {
  color: var(--accent);
}

/* ============================================================
   Project detail page styles
   ============================================================ */

.project-hero {
  padding-top: calc(var(--nav-h) + var(--s-lg));
  padding-bottom: var(--s-xl);
  position: relative;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-mute);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: var(--s-lg);
  transition: color var(--dur-fast) var(--ease);
}
.back-link:hover { color: var(--ink); }
.back-link .arrow { transition: transform var(--dur-fast) var(--ease); }
.back-link:hover .arrow { transform: translateX(-3px); }

.project-meta {
  display: flex;
  gap: var(--s-md);
  align-items: center;
  margin-bottom: var(--s-md);
  flex-wrap: wrap;
}

.project-title {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 2rem + 4vw, 6rem);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: -0.03em;
  margin-bottom: var(--s-md);
}

.project-sub {
  font-size: var(--t-md);
  color: var(--ink-dim);
  max-width: 56ch;
  line-height: 1.5;
  margin-bottom: var(--s-xl);
  font-weight: 300;
}

/* The hero visual on detail pages — big showcase */
.project-showcase {
  position: relative;
  aspect-ratio: 16 / 10;
  max-height: 70vh;
  border-radius: var(--radius-lg);
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  overflow: hidden;
  margin-bottom: var(--s-2xl);
}
.project-showcase::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(232,213,183,0.06) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}
.project-showcase canvas, .project-showcase img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.showcase-loader {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink-mute);
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  z-index: 2;
  transition: opacity var(--dur-slow) var(--ease);
}
.showcase-loader.hidden { opacity: 0; pointer-events: none; }

/* Project info panels */
.project-info-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--s-xl);
  padding-block: var(--s-2xl);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.info-side dl {
  display: grid;
  gap: var(--s-md);
}
.info-side dt {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-mute);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.3rem;
}
.info-side dd {
  font-size: var(--t-sm);
  color: var(--ink);
  line-height: 1.5;
}

.info-main h2 {
  margin-bottom: var(--s-md);
}

.info-main p {
  font-size: var(--t-md);
  color: var(--ink-dim);
  line-height: 1.6;
  margin-bottom: var(--s-md);
  max-width: 64ch;
  font-weight: 300;
}

/* Process / pipeline list */
.process {
  padding-block: var(--s-2xl);
}
.process-list {
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--line);
}
.process-row {
  display: grid;
  grid-template-columns: 64px 200px 1fr;
  gap: var(--s-md);
  padding: var(--s-md) 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.process-num {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-mute);
  letter-spacing: 0.1em;
}
.process-title {
  font-family: var(--font-display);
  font-size: var(--t-lg);
  letter-spacing: -0.015em;
}
.process-desc {
  font-size: var(--t-sm);
  color: var(--ink-dim);
  line-height: 1.5;
  font-weight: 300;
}

/* Capabilities / highlights on detail pages */
.hl-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  padding-block: 0;
}
.hl-cell {
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: var(--s-lg);
}
.hl-cell h3 {
  font-size: var(--t-lg);
  margin-bottom: var(--s-sm);
}
.hl-cell p {
  font-size: var(--t-sm);
  color: var(--ink-dim);
  line-height: 1.55;
  font-weight: 300;
  max-width: 50ch;
}

/* Screenshots grid */
.shots {
  padding-block: var(--s-2xl);
}
.shots-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s-md);
}
.shot {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  aspect-ratio: 4/3;
  background: var(--bg-elevated);
  position: relative;
  transition: transform var(--dur) var(--ease);
}
.shot:hover { transform: translateY(-3px); }
.shot img { width: 100%; height: 100%; object-fit: cover; }
.shot-caption {
  position: absolute;
  bottom: 0.75rem;
  left: 0.75rem;
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-mute);
  background: rgba(10,10,11,0.8);
  backdrop-filter: blur(6px);
  padding: 0.4rem 0.65rem;
  border-radius: var(--radius-sm);
  letter-spacing: 0.08em;
}

/* Next project pager */
.next-project {
  padding-block: var(--s-2xl);
  border-top: 1px solid var(--line);
}
.next-project a {
  display: flex;
  flex-direction: column;
  gap: var(--s-sm);
  padding-block: var(--s-lg);
  transition: color var(--dur) var(--ease);
}
.next-project a:hover { color: var(--accent); }
.next-project-eyebrow {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--ink-mute);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.next-project-title {
  font-family: var(--font-display);
  font-size: var(--t-3xl);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 0.95;
}
.next-project-title .arrow {
  display: inline-block;
  margin-left: 0.5rem;
  transition: transform var(--dur) var(--ease);
}
.next-project a:hover .next-project-title .arrow {
  transform: translateX(8px);
}

/* ============================================================
   Reveal animations (intersection observer)
   Styles ONLY apply when JS has loaded (html.js class added in <head>).
   Otherwise content is visible by default — no FOUC, no hidden content.
   ============================================================ */
.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--dur-slow) var(--ease),
              transform var(--dur-slow) var(--ease);
  transition-delay: var(--reveal-delay, 0ms);
}
.js .reveal.in {
  opacity: 1;
  transform: translateY(0);
}

.js .hero-title .line {
  overflow: hidden;
  transform: translateY(100%);
  transition: transform 1200ms var(--ease);
  transition-delay: var(--delay, 0ms);
}
.js .hero.loaded .hero-title .line {
  transform: translateY(0);
}

/* Sub elements load in sequence */
.js .hero-meta, .js .hero-sub, .js .hero-cta {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 800ms var(--ease), transform 800ms var(--ease);
  transition-delay: var(--delay, 0ms);
}
.js .hero.loaded .hero-meta { transition-delay: 600ms; }
.js .hero.loaded .hero-sub { transition-delay: 750ms; }
.js .hero.loaded .hero-cta { transition-delay: 900ms; }
.js .hero.loaded .hero-meta,
.js .hero.loaded .hero-sub,
.js .hero.loaded .hero-cta {
  opacity: 1;
  transform: translateY(0);
}

.js .hero-stage {
  opacity: 0;
  transition: opacity 1500ms var(--ease);
  transition-delay: 400ms;
}
.js .hero.loaded .hero-stage { opacity: 1; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 960px) {
  :root { --nav-h: 64px; --s-3xl: 6rem; --s-4xl: 8rem; }

  .nav-links { display: none; }
  .nav-cta { display: none; }
  .menu-btn { display: inline-flex; }

  .hero { min-height: calc(100vh - var(--nav-h)); padding-top: calc(var(--nav-h) + 2rem); }
  .hero-grid { grid-template-columns: 1fr; gap: var(--s-lg); }
  .hero-stage { aspect-ratio: 1/1; max-height: 45vh; order: 2; }
  .hero-copy { order: 1; }
  .scroll-cue { display: none; }

  .section-head { grid-template-columns: 1fr; gap: var(--s-sm); }

  .about-grid { grid-template-columns: 1fr; gap: var(--s-lg); }
  .about-card { aspect-ratio: 5/4; max-width: 480px; }

  .work-item {
    grid-template-columns: 48px 1fr;
    grid-template-rows: auto auto;
    gap: var(--s-sm);
  }
  .work-item-num { grid-column: 1; grid-row: 1 / 3; }
  .work-item-meta { grid-column: 2; grid-row: 1; }
  .work-item-link {
    grid-column: 2;
    grid-row: 2;
    justify-self: start;
  }

  .caps-grid { grid-template-columns: 1fr 1fr; }
  .caps-cell { min-height: 200px; }

  .tl-item {
    grid-template-columns: 1fr;
    gap: 0.5rem;
    padding-block: var(--s-md);
  }
  .tl-tags { justify-content: flex-start; padding-top: 0.75rem; }

  .project-info-grid { grid-template-columns: 1fr; gap: var(--s-lg); }
  .process-row { grid-template-columns: 40px 1fr; }
  .process-row .process-desc { grid-column: 2; margin-top: 0.4rem; }
  .hl-grid { grid-template-columns: 1fr; }
  .shots-grid { grid-template-columns: 1fr; }

  body::before { background: var(--warm-wash); }
}

@media (max-width: 560px) {
  :root { --s-3xl: 5rem; --s-2xl: 4rem; }

  .caps-grid { grid-template-columns: 1fr; }
  .caps-cell { min-height: 180px; padding: var(--s-md); }

  .hero-stage { max-height: 40vh; }

  .nav-inner { padding-inline: 1.25rem; }

  .footer-inner { justify-content: center; text-align: center; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Mobile menu (hidden by default, active when open) */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 99;
  padding: calc(var(--nav-h) + 2rem) clamp(1.25rem, 4vw, 2.5rem) 2rem;
  transform: translateY(-100%);
  transition: transform var(--dur-slow) var(--ease);
  display: none;
}
.mobile-menu.open { transform: translateY(0); }
@media (max-width: 960px) {
  .mobile-menu { display: block; }
  .mobile-menu ul { list-style: none; display: grid; gap: var(--s-md); }
  .mobile-menu a {
    font-family: var(--font-display);
    font-size: var(--t-2xl);
    letter-spacing: -0.025em;
  }
}