/* ============================================
   stdout — portfolio
   anthracite + orange · ascii background
   ============================================ */

:root {
  /* anthracite grey scale */
  --bg: #0e0f11;
  --bg-1: #131518;
  --bg-2: #1a1d21;
  --bg-3: #22262b;
  --line: #2a2e34;
  --line-soft: rgba(255, 255, 255, 0.06);
  --line-hard: rgba(255, 255, 255, 0.12);

  /* text: warm off-white */
  --text: #ebe8e4;
  --text-2: #9b9a95;
  --text-3: #60615d;
  --text-4: #3a3b38;

  /* accent: hot orange */
  --accent: #ff5a1f;
  --accent-hot: #ff7a45;
  --accent-soft: rgba(255, 90, 31, 0.15);
  --accent-glow: rgba(255, 90, 31, 0.35);

  /* fonts */
  --font-sans: 'Geist', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  --nav-h: 60px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-smooth: cubic-bezier(0.65, 0, 0.35, 1);
}

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

html {
  scroll-behavior: auto; /* lenis handles smooth scroll */
}

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.65;
  font-weight: 400;
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body.no-scroll { overflow: hidden; height: 100vh; }

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

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

/* ============================================
   BOOT SCREEN
   ============================================ */
.boot {
  position: fixed; inset: 0;
  background: var(--bg);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.7s var(--ease-smooth), visibility 0.7s;
  font-family: var(--font-mono);
  overflow: hidden;
}
.boot::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at center, var(--accent-soft) 0%, transparent 60%);
  opacity: 0.3;
  pointer-events: none;
}
.boot.done {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.boot-inner {
  width: min(580px, 90vw);
  padding: 2rem;
  position: relative;
  z-index: 2;
}

.boot-logo {
  color: var(--accent);
  font-size: clamp(10px, 1.4vw, 13px);
  line-height: 1.15;
  font-weight: 700;
  text-shadow: 0 0 12px var(--accent-glow);
  margin-bottom: 2rem;
  white-space: pre;
  letter-spacing: 0;
}

.boot-log {
  min-height: 160px;
  color: var(--text-2);
  font-size: 12px;
  line-height: 1.85;
  margin-bottom: 1.5rem;
}
.boot-log .line {
  opacity: 0;
  animation: lineIn 0.25s var(--ease) forwards;
}
.boot-log .ok { color: var(--accent); font-weight: 600; }
.boot-log .info { color: var(--text-2); }
.boot-log .dim { color: var(--text-3); }
@keyframes lineIn {
  from { opacity: 0; transform: translateX(-6px); }
  to { opacity: 1; transform: translateX(0); }
}

.boot-bar-wrap {
  margin-bottom: 1.5rem;
}
.boot-bar-label {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 8px;
}
.boot-bar {
  height: 2px;
  background: var(--line);
  overflow: hidden;
  position: relative;
}
.boot-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-hot));
  box-shadow: 0 0 8px var(--accent-glow);
  transition: width 0.2s linear;
}

.boot-skip {
  text-align: center;
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--text-4);
  text-transform: uppercase;
}

/* ============================================
   BACKGROUND — COLORED BLOBS (3 parallax layers)
   ============================================ */
.bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
  background: var(--bg);
}

.bg-layer {
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 300%;
  will-change: transform;
}

/* Layer 1 — big soft blobs, deepest */
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.55;
  mix-blend-mode: screen;
  animation: blobFloat 18s ease-in-out infinite;
  will-change: transform;
}
.blob-sm {
  filter: blur(60px);
  opacity: 0.7;
}
.blob-orange {
  background: radial-gradient(circle, #ff5a1f 0%, rgba(255, 90, 31, 0.4) 60%, transparent 100%);
}
.blob-blue {
  background: radial-gradient(circle, #3a8dff 0%, rgba(58, 141, 255, 0.4) 60%, transparent 100%);
}
.blob-yellow {
  background: radial-gradient(circle, #ffd23a 0%, rgba(255, 210, 58, 0.4) 60%, transparent 100%);
}

/* big blobs, spread across layer 1 (whole scroll range) */
.blob-a { width: 640px; height: 640px; top: 5%;  left: -8%;  animation-delay: 0s;  }
.blob-b { width: 580px; height: 580px; top: 22%; right: -6%; animation-delay: 3s;  }
.blob-c { width: 520px; height: 520px; top: 42%; left: 15%;  animation-delay: 6s;  }
.blob-d { width: 600px; height: 600px; top: 62%; right: 10%; animation-delay: 2s;  }
.blob-e { width: 560px; height: 560px; top: 80%; left: -5%;  animation-delay: 9s;  }
.blob-f { width: 540px; height: 540px; top: 95%; right: 5%;  animation-delay: 5s;  }

/* medium blobs on layer 2, different positions */
.blob-g { width: 340px; height: 340px; top: 12%; right: 20%; animation-delay: 4s;  }
.blob-h { width: 320px; height: 320px; top: 38%; left: 40%;  animation-delay: 7s;  }
.blob-i { width: 300px; height: 300px; top: 58%; right: 35%; animation-delay: 1s;  }
.blob-j { width: 360px; height: 360px; top: 82%; left: 30%;  animation-delay: 8s;  }

@keyframes blobFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%      { transform: translate(40px, -30px) scale(1.08); }
  66%      { transform: translate(-30px, 40px) scale(0.95); }
}

/* Layer 3 — subtle grid overlay for tech feel */
.grid-overlay {
  position: absolute;
  inset: 0;
  height: 100%;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at center, black 0%, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 85%);
}

/* dark overlay so content stays readable on top of blobs */
.bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(14, 15, 17, 0.55);
  pointer-events: none;
}

/* film grain */
.noise {
  position: fixed;
  inset: 0;
  z-index: 10;
  pointer-events: none;
  opacity: 0.035;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ============================================
   NAV
   ============================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  background: rgba(14, 15, 17, 0.7);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid var(--line-soft);
  transition: transform 0.35s var(--ease-smooth);
}
.nav.hidden { transform: translateY(-100%); }
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  height: 100%;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 2rem;
}

.nav-brand {
  display: inline-flex;
  align-items: baseline;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  transition: opacity 0.2s var(--ease);
}
.nav-brand:hover { opacity: 0.7; }
.nb-mark { color: var(--accent); font-weight: 800; }
.nb-name { color: var(--text); }

.nav-links {
  display: flex;
  justify-content: center;
  gap: 0.25rem;
}
.nav-link {
  display: inline-flex;
  align-items: baseline;
  gap: 0.35rem;
  padding: 8px 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-2);
  letter-spacing: 0.02em;
  transition: color 0.2s var(--ease);
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.3s var(--ease);
}
.nav-link:hover { color: var(--text); }
.nav-link.active { color: var(--accent); }
.nav-link.active::after { width: calc(100% - 28px); }
.nl-i { font-size: 10px; color: var(--text-4); font-weight: 500; }
.nav-link:hover .nl-i, .nav-link.active .nl-i { color: var(--accent); }

.nav-meta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-2);
  justify-self: end;
}

.nav-burger {
  display: none;
  background: none;
  border: 1px solid var(--line);
  width: 38px; height: 38px;
  cursor: pointer;
  padding: 0;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  justify-self: end;
  transition: all 0.2s var(--ease);
}
.nav-burger:hover { border-color: var(--accent); }
.nav-burger span {
  display: block;
  width: 16px;
  height: 1px;
  background: var(--text);
  transition: all 0.3s var(--ease);
}

/* ============================================
   LAYOUT
   ============================================ */
.main {
  padding-top: 0;
}

.sec {
  position: relative;
  padding: 7rem 2rem;
}

.wrap {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
}

/* ============================================
   COVER (pinned with scale effect)
   ============================================ */
.sec-cover {
  min-height: 100vh;
  padding: 0;
  position: relative;
}
.cover-pin {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: var(--nav-h) 2rem 4rem;
  position: relative;
  text-align: center;
  will-change: transform, opacity;
}

.cover-content {
  max-width: 900px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.cover-meta {
  display: inline-flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.25em;
  color: var(--text-2);
  padding: 7px 18px;
  border: 1px solid var(--line);
  border-radius: 100px;
  background: rgba(14, 15, 17, 0.4);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  margin-bottom: 2.5rem;
}
.cover-meta .sep { color: var(--text-4); }

.cover-title {
  font-size: clamp(3rem, 12vw, 10rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.05em;
  margin-bottom: 2rem;
  color: var(--text);
}
.ct-row {
  display: block;
  overflow: hidden;
  padding: 0.05em 0.1em;
}
.ct-word {
  display: inline-block;
  transform: translateY(110%);
  transition: transform 1s var(--ease-smooth);
}
.ct-nowrap {
  white-space: nowrap;
}
.cover-title.revealed .ct-word { transform: translateY(0); }
.cover-title.revealed .ct-row:nth-child(2) .ct-word {
  transition-delay: 0.12s;
}

.ct-accent {
  color: var(--accent);
  font-style: italic;
}
.ct-dot {
  color: var(--accent);
  display: inline-block;
}

.cover-sub {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: clamp(13px, 1.6vw, 16px);
  color: var(--text-2);
  margin-bottom: 2rem;
  line-height: 1;
}
.cs-label {
  color: var(--text-2);
  display: inline-flex;
  align-items: center;
}
.cs-rot {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-width: 160px;
  height: 1.4em;
  text-align: left;
}
.csr-item {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%) translateY(10px);
  color: var(--accent);
  font-weight: 600;
  opacity: 0;
  transition: opacity 0.5s var(--ease-smooth), transform 0.5s var(--ease-smooth);
  white-space: nowrap;
}
.csr-item.active {
  opacity: 1;
  transform: translateY(-50%);
}

.cover-lede {
  max-width: 520px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-2);
  margin-bottom: 2.5rem;
}

.cover-cta {
  display: inline-flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
}

.cover-scroll-hint {
  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: 10px;
  letter-spacing: 0.3em;
  color: var(--text-4);
  text-transform: uppercase;
}
.csh-line {
  width: 1px;
  height: 32px;
  background: linear-gradient(180deg, var(--accent), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine {
  0%, 100% { transform: scaleY(0.5); transform-origin: top; }
  50% { transform: scaleY(1); }
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 13px 26px;
  border: 1px solid var(--line-hard);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: all 0.3s var(--ease);
  background: transparent;
  color: var(--text);
  border-radius: 100px;
}
.btn-arrow { transition: transform 0.3s var(--ease); }
.btn:hover .btn-arrow { transform: translateX(4px); }

.btn-primary {
  background: var(--accent);
  color: #1a0a03;
  border-color: var(--accent);
  font-weight: 600;
}
.btn-primary:hover {
  background: var(--accent-hot);
  border-color: var(--accent-hot);
  box-shadow: 0 8px 30px var(--accent-glow);
  transform: translateY(-2px);
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}

/* ============================================
   MARQUEE — driven by JS (requestAnimationFrame)
   No CSS animation. JS translates the wrap every frame.
   ============================================ */
.marquee {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  padding: 1.25rem 0;
  background: rgba(14, 15, 17, 0.5);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  position: relative;
}
.marquee-wrap {
  display: flex;
  width: max-content;
  gap: 2rem;
  will-change: transform;
}
.marquee-group {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-shrink: 0;
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--text);
}
.marquee-group > span { flex-shrink: 0; }
.mq-dot {
  color: var(--accent);
  font-size: 8px;
}

/* ============================================
   SECTION HEADERS
   ============================================ */
.sec-head {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
  font-family: var(--font-mono);
}
.sh-n {
  display: inline-block;
  padding: 4px 10px;
  background: var(--accent);
  color: var(--bg);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  border-radius: 100px;
}
.sh-k {
  font-size: 11px;
  color: var(--text-2);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  font-weight: 500;
}
.sh-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--line-hard), transparent);
}

.sec-title {
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 4rem;
  max-width: 900px;
  color: var(--text);
}

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

/* ============================================
   REVEAL (for data-reveal elements)
   ============================================ */
[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.9s var(--ease-smooth), transform 0.9s var(--ease-smooth);
}
[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   ABOUT
   ============================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 4rem;
}

.about-col-main p {
  margin-bottom: 1.25rem;
  color: var(--text);
  font-size: 17px;
  line-height: 1.75;
}
.about-col-main .lead {
  font-size: 21px;
  color: var(--text);
  font-weight: 500;
  line-height: 1.55;
  margin-bottom: 1.5rem;
  letter-spacing: -0.01em;
}

.about-col-side {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.side-item {
  border-top: 1px solid var(--line);
  padding-top: 0.85rem;
}
.si-key {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: 0.45rem;
  font-weight: 500;
}
.si-val {
  font-size: 14px;
  color: var(--text);
  line-height: 1.5;
}

/* ============================================
   WORK / PROJECTS
   ============================================ */
.sec-work { padding-bottom: 3rem; }

.proj {
  padding: 5rem 2rem 3rem;
  position: relative;
  border-top: 1px solid var(--line);
}
.proj-inner { position: relative; }

.proj-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
  font-family: var(--font-mono);
}
.pm-num {
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.2em;
  font-weight: 700;
}
.pm-tag {
  font-size: 10px;
  color: var(--text-3);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.proj-title {
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.04em;
  margin-bottom: 1rem;
  color: var(--text);
}

.proj-dek {
  font-size: clamp(17px, 2vw, 22px);
  color: var(--text-2);
  font-style: italic;
  margin-bottom: 2.5rem;
  max-width: 640px;
  line-height: 1.45;
}

.proj-grid {
  display: grid;
  grid-template-columns: 1.7fr 1fr;
  gap: 3rem;
}

.proj-body p {
  margin-bottom: 1.25rem;
  color: var(--text);
  font-size: 15px;
  line-height: 1.8;
}
.proj-body p:first-child::first-letter {
  font-size: 2.5em;
  font-weight: 800;
  color: var(--accent);
  float: left;
  line-height: 0.9;
  margin-right: 0.12em;
  margin-top: 0.08em;
}

.proj-sidebar {
  padding: 1.5rem;
  border: 1px solid var(--line);
  background: rgba(26, 29, 33, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: 8px;
  height: fit-content;
  font-family: var(--font-mono);
  font-size: 12px;
}
.ps-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.6rem 0;
  border-bottom: 1px dashed var(--line);
  align-items: flex-start;
}
.ps-row:last-of-type { border-bottom: none; }
.ps-row > span:first-child {
  color: var(--text-3);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  min-width: 60px;
  padding-top: 2px;
}
.ps-row > span:last-child {
  color: var(--text);
  text-align: right;
  line-height: 1.4;
}
.st-active    { color: var(--accent); }
.st-running   { color: var(--accent); }
.st-done      { color: var(--text-2); }

.ps-link {
  display: flex;
  justify-content: space-between;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  color: var(--accent);
  font-size: 12px;
  font-weight: 500;
  transition: all 0.2s var(--ease);
}
.ps-link:hover {
  color: var(--accent-hot);
}
.ps-link span:last-child {
  transition: transform 0.2s var(--ease);
}
.ps-link:hover span:last-child {
  transform: translateX(3px);
}

/* ============================================
   SIGNALS
   ============================================ */
.sig-list {
  display: flex;
  flex-direction: column;
}

.sig-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 2rem;
  align-items: start;
  padding: 1.85rem 0;
  border-top: 1px solid var(--line);
  transition: background 0.3s var(--ease), padding 0.3s var(--ease);
  position: relative;
}
.sig-row:last-child { border-bottom: 1px solid var(--line); }
.sig-row::before {
  content: '';
  position: absolute;
  left: -1rem; top: 0;
  width: 2px; height: 100%;
  background: var(--accent);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.4s var(--ease-smooth);
}
.sig-row:hover::before { transform: scaleY(1); }
.sig-row:hover { padding-left: 0.5rem; }
.sig-row:hover .sr-title { color: var(--accent); }
.sig-row:hover .sr-n { color: var(--accent); }

.sr-n {
  font-family: var(--font-mono);
  font-size: 36px;
  font-weight: 300;
  color: var(--text-4);
  line-height: 1;
  min-width: 56px;
  font-variant-numeric: tabular-nums;
  transition: color 0.3s var(--ease);
}

.sr-title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 0.4rem;
  color: var(--text);
  letter-spacing: -0.01em;
  transition: color 0.3s var(--ease);
}

.sr-content p {
  color: var(--text-2);
  font-size: 14.5px;
  line-height: 1.65;
  max-width: 580px;
}

.sr-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-3);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  font-weight: 500;
  padding-top: 0.6rem;
}

.sr-off { opacity: 0.65; }
.sr-off .sr-title { font-style: italic; }

/* ============================================
   CONTACT
   ============================================ */
.sec-contact { padding-bottom: 3rem; }

.contact-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.04em;
  margin-bottom: 1.5rem;
  max-width: 900px;
}
.contact-title .ct-line { display: block; }

.contact-sub {
  color: var(--text-2);
  font-size: 16px;
  line-height: 1.7;
  max-width: 560px;
  margin-bottom: 3rem;
}

.contact-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 3.5rem;
}

.cc {
  position: relative;
  padding: 2rem;
  border: 1px solid var(--line);
  background: rgba(26, 29, 33, 0.4);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 12px;
  transition: all 0.3s var(--ease);
  overflow: hidden;
}
.cc::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width 0.5s var(--ease-smooth);
}
.cc:hover {
  border-color: var(--line-hard);
  background: rgba(26, 29, 33, 0.7);
  transform: translateY(-4px);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}
.cc:hover::before { width: 100%; }
.cc-primary { background: rgba(255, 90, 31, 0.04); }

.cc-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}
.cc-icon {
  width: 32px; height: 32px;
  color: var(--accent);
  transition: transform 0.3s var(--ease);
}
.cc:hover .cc-icon { transform: scale(1.1) rotate(-5deg); }

.cc-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-3);
  letter-spacing: 0.25em;
  padding: 3px 9px;
  border: 1px solid var(--line);
  border-radius: 100px;
}
.cc-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-3);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}
.cc-handle {
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.6rem;
  letter-spacing: -0.01em;
}
.cc-desc {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}
.cc-cta {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: all 0.3s var(--ease);
}
.cc:hover .cc-cta { letter-spacing: 0.15em; }
.cc-cta span:last-child { transition: transform 0.3s var(--ease); }
.cc:hover .cc-cta span:last-child { transform: translateX(5px); }

/* colophon */
.colophon {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  padding: 1.75rem 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin-bottom: 1.5rem;
  font-family: var(--font-mono);
}
.col-item { text-align: left; }
.col-k {
  font-size: 10px;
  color: var(--text-3);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}
.col-v {
  font-size: 12px;
  color: var(--text);
}

.foot {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-4);
  letter-spacing: 0.15em;
  gap: 1rem;
  text-transform: uppercase;
}
.foot > div:nth-child(1) { text-align: left; }
.foot > div:nth-child(3) { text-align: right; }
.foot > div:nth-child(2) {
  justify-self: center;
  color: var(--text-3);
}

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

/* Tablet landscape */
@media (max-width: 1100px) {
  .nav-inner { padding: 0 1.5rem; }
  .sec { padding: 5rem 1.5rem; }
  .proj { padding: 4rem 1.5rem 2.5rem; }
  .cover-title { font-size: clamp(3rem, 11vw, 8rem); }
}

/* Tablet portrait */
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 2rem; }
  .proj-grid { grid-template-columns: 1fr; gap: 2rem; }
  .contact-cards { grid-template-columns: 1fr; }
  .colophon { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
  .cover-title { font-size: clamp(2.8rem, 12vw, 6rem); }
  .proj-title { font-size: clamp(2rem, 6vw, 3rem); }
  .contact-title { font-size: clamp(2.2rem, 7vw, 3.5rem); }

  /* reduce blob size on smaller screens (perf + visual) */
  .blob { filter: blur(70px); }
  .blob-a, .blob-b, .blob-d, .blob-e, .blob-f { width: 400px; height: 400px; }
  .blob-c { width: 360px; height: 360px; }
  .blob-g, .blob-h, .blob-i, .blob-j { width: 240px; height: 240px; }
}

/* Mobile */
@media (max-width: 768px) {
  .nav-inner { padding: 0 1rem; gap: 0.75rem; }
  .nav-meta { display: none; }
  .nav-links {
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    background: var(--bg-1);
    border-bottom: 1px solid var(--line);
    padding: 1rem;
    flex-direction: column;
    align-items: stretch;
    transform: translateY(-100%);
    transition: transform 0.3s var(--ease-smooth);
    z-index: 50;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-link { padding: 12px 1rem; justify-content: flex-start; }
  .nav-burger { display: flex; }

  .sec { padding: 3.5rem 1rem; }
  .proj { padding: 2.5rem 1rem 1.5rem; }

  .cover-pin { padding: 5rem 1rem 3rem; }
  .cover-meta {
    font-size: 9px;
    gap: 0.35rem;
    padding: 6px 12px;
    letter-spacing: 0.18em;
  }
  .cover-title {
    font-size: clamp(2.5rem, 15vw, 4.5rem);
    letter-spacing: -0.04em;
  }
  .cover-sub {
    font-size: 12px;
  }
  .cs-rot { min-width: 130px; }
  .cover-lede {
    font-size: 14px;
    padding: 0 0.5rem;
  }

  .sec-head { gap: 0.75rem; }
  .sh-n { padding: 3px 8px; font-size: 10px; }
  .sh-k { font-size: 10px; letter-spacing: 0.2em; }
  .sec-title {
    font-size: clamp(1.4rem, 5.5vw, 2rem);
    margin-bottom: 2rem;
    line-height: 1.2;
  }

  .proj-meta { font-size: 11px; }
  .pm-num { font-size: 11px; }
  .pm-tag { font-size: 9px; letter-spacing: 0.15em; }
  .proj-title { font-size: clamp(1.8rem, 8vw, 2.5rem); }
  .proj-dek { font-size: 15px; margin-bottom: 1.5rem; }
  .proj-body p { font-size: 14px; }
  .proj-body p:first-child::first-letter { font-size: 2em; }
  .proj-sidebar { padding: 1.25rem; }

  .about-col-main .lead { font-size: 17px; }
  .about-col-main p { font-size: 15px; }

  .sig-row {
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto;
    gap: 0.75rem;
    padding: 1.25rem 0;
  }
  .sr-n { font-size: 24px; min-width: 36px; }
  .sr-title { font-size: 17px; }
  .sr-content p { font-size: 13px; }
  .sr-tag {
    grid-column: 2;
    padding-top: 0;
    font-size: 9px;
  }
  .sig-row:hover { padding-left: 0.25rem; }

  .contact-title {
    font-size: clamp(2rem, 10vw, 3rem);
  }
  .contact-sub { font-size: 14px; margin-bottom: 2rem; }
  .cc { padding: 1.5rem; }
  .cc-handle { font-size: 18px; }
  .cc-desc { font-size: 12px; }

  .colophon { grid-template-columns: 1fr 1fr; gap: 1rem; padding: 1.5rem 0; }
  .col-item { text-align: center; }

  .foot {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 0.5rem;
    font-size: 9px;
  }
  .foot > div { text-align: center !important; justify-self: center !important; }

  .btn { padding: 11px 20px; font-size: 12px; }

  .marquee { padding: 0.85rem 0; }
  .marquee-wrap { gap: 1.25rem; }
  .marquee-group {
    font-size: 12px;
    gap: 1.25rem;
  }

  /* small blobs on mobile (performance) */
  .blob { filter: blur(50px); opacity: 0.45; }
  .blob-a, .blob-b, .blob-d, .blob-e, .blob-f { width: 280px; height: 280px; }
  .blob-c { width: 240px; height: 240px; }
  .blob-g, .blob-h, .blob-i, .blob-j { width: 180px; height: 180px; }
}

/* Very small phones */
@media (max-width: 380px) {
  .cover-title { font-size: 2.2rem; }
  .cover-meta {
    flex-direction: column;
    gap: 0.15rem;
  }
  .cover-meta .sep { display: none; }
  .sh-k { display: none; }  /* save horizontal space */
  .pm-tag { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .bg-layer { transform: none !important; }
  .marquee-wrap { animation: none; }
  .blob { animation: none; }
}