/* ═══════════════════════════════════════════════════════════
   WalZetass Portfolio — style.css
   Dark Charcoal + Off-White · Editorial · Minimal
   ═══════════════════════════════════════════════════════════ */

/* ── Custom Properties (Unified Black-Cyan Editorial Identity) ── */
:root {
  --bg:            #111110;
  --bg-2:          #161614;
  --bg-3:          #1c1c1a;
  --surface:       #1f1f1d;
  --surface-hover: #262623;
  --border:        rgba(240, 237, 230, 0.09);
  --border-strong: rgba(240, 237, 230, 0.18);
  --border-subtle: rgba(240, 237, 230, 0.05);

  --text:          #f4f1ea;
  --text-2:        #c6c2b8; /* High-contrast comfortable reading */
  --text-3:        #98948a; /* Crisp metadata contrast */

  --accent:        #00b4d8;
  --accent-2:      #38bdf8;
  --accent-subtle: rgba(0, 180, 216, 0.12);

  --font-serif:    'DM Serif Display', Georgia, serif;
  --font-sans:     'DM Sans', system-ui, -apple-system, sans-serif;
  --font-mono:     'Space Mono', monospace;

  --ease-out:      cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:       cubic-bezier(0.7, 0, 0.84, 0);

  --radius-xs:     2px;
  --radius-sm:     4px;
  --radius:        8px;
  --radius-lg:     12px;

  /* Editorial container with balanced reading rhythm */
  --max-w:         min(1360px, 92vw);
  --pad-x:         clamp(20px, 3vw, 48px);
  --section-y:     clamp(76px, 8.5vw, 124px);
}

:root[data-theme="light"] {
  --bg:            #f8fafc;
  --bg-2:          #f1f5f9;
  --bg-3:          #e2e8f0;
  --surface:       #ffffff;
  --surface-hover: #f1f5f9;
  --border:        rgba(15, 23, 42, 0.10);
  --border-strong: rgba(15, 23, 42, 0.20);
  --border-subtle: rgba(15, 23, 42, 0.05);

  --text:          #0f172a;
  --text-2:        #334155;
  --text-3:        #64748b;

  --accent:        #0284c7;
  --accent-2:      #0369a1;
  --accent-subtle: rgba(2, 132, 199, 0.10);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  font-size: 1.05rem;
  line-height: 1.75;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.35s var(--ease-out), color 0.35s var(--ease-out);
}

/* WebGL Fallback solid background */
html.webgl-fallback body {
  background: var(--bg);
}

img { display: block; max-width: 100%; }
a   { color: inherit; text-decoration: none; cursor: pointer; }
button { cursor: pointer; }

/* ── Skip to Content Link (Accessibility) ────────────────────── */
.skip-link {
  position: fixed;
  top: -100px;
  left: 20px;
  z-index: 10000;
  padding: 10px 18px;
  background: var(--accent);
  color: #000000;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  border-radius: var(--radius-sm);
  transition: top 0.2s var(--ease-out);
}

.skip-link:focus {
  top: 16px;
  outline: 2px solid var(--text);
  outline-offset: 2px;
}

/* ── Focus States (WCAG AAA) ────────────────────────────────── */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ── Canvas Background ──────────────────────────────────────── */
#bg-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: 0.58;
  pointer-events: none;
  transition: opacity 0.25s linear;
}

main, nav, footer { position: relative; z-index: 1; }

/* ── Typography Scale ───────────────────────────────────────── */
.section-heading {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 3.6vw, 3.2rem);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: -0.025em;
  color: var(--text);
  margin-top: 14px;
}
.section-heading em {
  font-style: italic;
  color: var(--accent-2);
}

#certificates .section-heading,
#contact .section-heading {
  font-size: clamp(2rem, 3.2vw, 2.8rem);
  line-height: 1.15;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
}

/* ── Navigation ─────────────────────────────────────────────── */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: 72px;
  transition: background 0.4s var(--ease-out), border-color 0.4s;
}

#nav.scrolled {
  background: rgba(17, 17, 16, 0.88);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: var(--accent-2);
  font-weight: 700;
}

.nav-links {
  display: flex;
  gap: 36px;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 500;
  color: var(--text-3);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.25s var(--ease-out), letter-spacing 0.25s var(--ease-out);
  position: relative;
  padding: 6px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1.5px;
  background: var(--accent);
  transition: width 0.3s var(--ease-out);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 12px;
  background: var(--bg-2);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xs);
  color: var(--text-2);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color 0.25s var(--ease-out), border-color 0.25s var(--ease-out), background 0.25s var(--ease-out), transform 0.2s var(--ease-out);
}

.theme-toggle-btn:hover {
  color: var(--text);
  border-color: var(--accent);
  background: var(--surface-hover);
  transform: translateY(-1px);
}

.theme-toggle-btn svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  transition: transform 0.35s var(--ease-out);
}

.theme-toggle-btn:hover svg {
  transform: rotate(18deg);
}

/* Default (dark mode): show sun icon to switch to light; hide moon icon */
.theme-icon-sun { display: block; color: var(--accent-2); }
.theme-icon-moon { display: none; color: var(--accent); }

:root[data-theme="light"] .theme-icon-sun { display: none; }
:root[data-theme="light"] .theme-icon-moon { display: block; }

.nav-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-menu-btn span {
  display: block;
  width: 22px; height: 1.5px;
  background: var(--text);
  transition: transform 0.3s var(--ease-out), opacity 0.3s;
}

.nav-menu-btn.open span:first-child { transform: translateY(6.5px) rotate(45deg); }
.nav-menu-btn.open span:last-child  { transform: translateY(-6.5px) rotate(-45deg); }

/* ── Mobile Menu ─────────────────────────────────────────────── */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: rgba(17, 17, 16, 0.98);
  backdrop-filter: blur(24px);
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  overflow: hidden;
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease, visibility 0.45s;
}

.mobile-menu.open {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mobile-menu-inner {
  display: flex;
  flex-direction: column;
  gap: 20px;
  text-align: center;
  padding: 40px 24px;
  max-height: 85vh;
  overflow-y: auto;
}

.mobile-link {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 4vw, 1.85rem);
  color: var(--text-2);
  text-decoration: none;
  letter-spacing: -0.01em;
  transition: color 0.2s, transform 0.2s var(--ease-out);
}

.mobile-link:hover,
.mobile-link:focus-visible {
  color: var(--text);
  transform: translateY(-2px);
}

@media (min-width: 901px) {
  .mobile-menu {
    display: none !important;
  }
}

/* ── Buttons ─────────────────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  background: var(--accent-2);
  color: var(--bg);
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.25s, transform 0.2s var(--ease-out), box-shadow 0.25s;
}

.btn-primary:hover {
  background: var(--text);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 4px;
  color: var(--text-2);
  font-size: 0.88rem;
  font-weight: 400;
  border: none;
  background: none;
  cursor: pointer;
  border-bottom: 1px solid var(--border-strong);
  transition: color 0.2s, border-color 0.2s;
}

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

.btn-full { width: 100%; justify-content: center; }

/* ── Hero Section ────────────────────────────────────────────── */
#hero {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 72px; /* Ensure content starts below the fixed navbar */
  padding-bottom: 0; /* Let flexbox handle vertical centering */
  padding-left: var(--pad-x);
  padding-right: var(--pad-x);
  max-width: 1520px;
  margin: 0 auto;
  width: 100%;
  position: relative;
  box-sizing: border-box;
}

.hero-layout,
.hero-layout-3col {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) minmax(500px, 1.9fr) minmax(240px, 0.95fr);
  gap: clamp(20px, 2.4vw, 38px);
  align-items: center;
  width: 100%;
  margin: auto 0;
}

.hero-col {
  display: flex;
  flex-direction: column;
}

/* ── Kolom Kiri: Nama, Peran, Deskripsi & CTA Utama ── */
.hero-col-left {
  width: 100%;
  display: flex;
  flex-direction: column;
}

.hero-eyebrow {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--accent);
  margin: 0 0 12px 0;
  text-transform: uppercase;
  width: fit-content;
  font-weight: 700;
}

.dot {
  display: none;
}

.hero-name {
  font-family: var(--font-serif);
  font-size: clamp(2.75rem, 4.2vw, 4.35rem);
  font-weight: 400;
  line-height: 1.04;
  letter-spacing: -0.025em;
  color: var(--text);
  margin: 0;
  white-space: normal;
}

.hero-name em,
.hero-name .hero-name-accent {
  font-style: italic;
  color: var(--accent);
  display: inline-block;
  font-family: var(--font-serif);
}

.hero-role-sub {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--text-2);
  margin: 14px 0 0 0;
  line-height: 1.5;
}

.hero-accent-line {
  width: 48px;
  height: 2px;
  background: var(--accent);
  margin: 18px 0 20px;
}

.hero-desc {
  font-size: clamp(0.98rem, 1.12vw, 1.06rem);
  color: var(--text-2);
  max-width: 46ch;
  line-height: 1.75;
  margin: 0 0 28px 0;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 0;
}

#hero .btn-primary {
  background: var(--accent);
  color: #061016;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 13px 24px;
  border-radius: var(--radius-sm);
  border: none;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

#hero .btn-primary:hover {
  background: var(--accent-2);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 180, 216, 0.28);
}

#hero .btn-ghost {
  background: transparent;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  transition: border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

#hero .btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.hero-scroll-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--text-3);
  text-transform: uppercase;
  position: absolute;
  bottom: clamp(18px, 3vh, 32px);
  left: var(--pad-x);
}

.scroll-tag {
  color: var(--text-3);
}

.scroll-mouse-icon {
  width: 14px;
  height: 22px;
  border: 1.5px solid var(--text-3);
  border-radius: 8px;
  position: relative;
  box-sizing: border-box;
}

.scroll-mouse-icon::after {
  content: '';
  position: absolute;
  top: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 4px;
  background: var(--accent);
  border-radius: 1px;
  animation: mouseScroll 1.6s ease-in-out infinite;
}

@keyframes mouseScroll {
  0% { opacity: 0; transform: translate(-50%, 0); }
  35% { opacity: 1; }
  100% { opacity: 0; transform: translate(-50%, 7px); }
}

/* ── Kolom Tengah: Foto Profil Focal Point Utama ── */
.hero-col-center {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  padding-top: 0;
  background: transparent !important;
  background-color: transparent !important;
}

.portrait-stage {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  position: relative;
  background: transparent !important;
  background-color: transparent !important;
}

.portrait-interactive-frame {
  position: relative;
  aspect-ratio: 1 / 1.38;
  width: 100%;
  max-width: min(680px, 46vw);
  max-height: 90vh;
  margin: 0 auto;
  overflow: hidden;
  background: transparent !important;
  background-color: transparent !important;
  border: none !important;
  border-radius: 0;
  outline: none;
  box-shadow: none !important;
  cursor: crosshair;
  perspective: 1200px;
  transform-style: preserve-3d;
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1);
  user-select: none;
  -webkit-user-select: none;
  touch-action: none;
  /* Tepian atas/kiri/kanan/bawah dirapikan dengan gradasi halus agar tidak ada warna atau potongan kasar yang bocor */
  mask-image:
    linear-gradient(to bottom, transparent 0%, black 3%, black 80%, transparent 100%),
    linear-gradient(to right, transparent 0%, black 4%, black 96%, transparent 100%);
  mask-composite: intersect;
  -webkit-mask-image:
    linear-gradient(to bottom, transparent 0%, black 3%, black 80%, transparent 100%),
    linear-gradient(to right, transparent 0%, black 4%, black 96%, transparent 100%);
  -webkit-mask-composite: source-in;
}

.portrait-interactive-frame:hover,
.portrait-interactive-frame:focus-visible {
  border: none !important;
  box-shadow: none !important;
}

.portrait-caption-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}

.portrait-layer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  background: transparent !important;
  background-color: transparent !important;
}

.portrait-layer img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center top;
  display: block;
  background: transparent !important;
  background-color: transparent !important;
  transform: scale(1.28);
  transform-origin: center center;
  transition:
    transform 0.55s cubic-bezier(0.16, 1, 0.3, 1),
    filter 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

.portrait-interactive-frame:hover .portrait-layer img,
.portrait-interactive-frame:focus-visible .portrait-layer img {
  transform: scale(1.31) translateY(-4px);
}

/* Layer 1 (Dasar): Foto Formal */
.portrait-layer-base {
  z-index: 1;
  background: transparent !important;
  background-color: transparent !important;
  will-change: mask-image, -webkit-mask-image;
}

/* Saat spotlight aktif, sembunyikan area foto dasar di dalam lingkaran spotlight agar warna kerah/kulit foto dasar tidak bocor di balik foto anonim */
.portrait-interactive-frame.is-spotlight-active .portrait-layer-base {
  mask-image: radial-gradient(
    circle var(--mask-r, 240px) at var(--mask-x, 50%) var(--mask-y, 50%),
    transparent 0%,
    transparent calc(var(--mask-r, 240px) - 70px),
    black var(--mask-r, 240px)
  );
  -webkit-mask-image: radial-gradient(
    circle var(--mask-r, 240px) at var(--mask-x, 50%) var(--mask-y, 50%),
    transparent 0%,
    transparent calc(var(--mask-r, 240px) - 70px),
    black var(--mask-r, 240px)
  );
}

.portrait-layer-base img,
.portrait-interactive-frame:hover .portrait-layer-base img {
  filter: contrast(104%) drop-shadow(0 12px 24px rgba(0, 0, 0, 0.38));
}

/* Layer 2 (Atas): Foto Anonymous (Spotlight Reveal via Radial Mask) */
.portrait-layer-anon {
  z-index: 2;
  opacity: var(--mask-opacity, 0);
  transition: opacity 0.38s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: mask-image, -webkit-mask-image, opacity;
  background: transparent !important;
  background-color: transparent !important;
  mask-image: radial-gradient(
    circle var(--mask-r, 240px) at var(--mask-x, 50%) var(--mask-y, 50%),
    black 0%,
    black calc(var(--mask-r, 240px) - 55px),
    transparent var(--mask-r, 240px)
  );
  -webkit-mask-image: radial-gradient(
    circle var(--mask-r, 240px) at var(--mask-x, 50%) var(--mask-y, 50%),
    black 0%,
    black calc(var(--mask-r, 240px) - 55px),
    transparent var(--mask-r, 240px)
  );
}

.portrait-layer-anon img {
  filter: contrast(106%) brightness(101%);
}

/* ── Kolom Kanan: Teks Ringan Editorial (01 FOCUS, 02 CORE TECH, 03 KARYA UNGGULAN) ── */
.hero-col-right {
  display: flex;
  flex-direction: column;
  width: 100%;
}

.hero-glance-editorial {
  display: flex;
  flex-direction: column;
  gap: 26px;
  width: 100%;
}

.glance-section {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.glance-head-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--font-mono);
  line-height: 1;
}

.glance-num {
  font-size: 0.74rem;
  color: #00b4d8;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.glance-label {
  font-size: 0.74rem;
  color: #ffffff;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.glance-body {
  font-size: 0.88rem;
  color: #a8a49c;
  line-height: 1.62;
  max-width: 360px;
  margin: 0;
}

.core-tech-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  max-width: 360px;
  margin-top: 4px;
}

.tech-pill {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #d1d5db;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.16);
  padding: 4px 11px;
  border-radius: 999px;
  letter-spacing: 0.02em;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.tech-pill:hover {
  border-color: #00b4d8;
  color: #00b4d8;
  background: rgba(0, 180, 216, 0.06);
}

.featured-proj-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 4px;
  max-width: 360px;
}

.proj-entry {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  text-decoration: none;
  padding: 5px 0;
  transition: transform 0.2s ease;
}

.proj-entry:hover {
  transform: translateX(4px);
}

.proj-link-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border: 1px solid #00b4d8;
  border-radius: 4px;
  color: #00b4d8;
  flex-shrink: 0;
  margin-top: 1px;
  transition: background 0.2s ease, color 0.2s ease;
}

.proj-entry:hover .proj-link-icon {
  background: #00b4d8;
  color: #000000;
}

.proj-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.proj-name {
  font-size: 0.92rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.25;
}

.proj-sub {
  font-size: 0.81rem;
  color: #9ca3af;
  line-height: 1.45;
}

/* Fallback & Legacy compatibility */
.hero-editorial-aside {
  display: flex;
  flex-direction: column;
  gap: 26px;
  padding: 0;
  background: transparent;
  border: none;
  box-shadow: none;
}

.editorial-chip {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #d1d5db;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.16);
  padding: 4px 11px;
  border-radius: 999px;
  transition: border-color 0.25s ease, color 0.25s ease;
}

.editorial-chip:hover {
  border-color: #00b4d8;
  color: #00b4d8;
}

.editorial-project-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 5px 0;
  border-bottom: 1px solid rgba(240, 237, 230, 0.06);
  transition: transform 0.2s ease;
}

.editorial-project-row:hover {
  transform: translateX(4px);
}

.editorial-project-row .proj-title {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text);
}

.editorial-project-row .proj-sep {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-3);
  opacity: 0.5;
}

.editorial-project-row .proj-subtitle {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-3);
  flex: 1;
}

.editorial-project-row .proj-arrow {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: #00b4d8;
}

.tag-mono {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--text-3);
  text-transform: uppercase;
}

/* ── Scroll Hint ─────────────────────────────────────────────── */
.hero-scroll-hint {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 64px;
}

.scroll-line {
  width: 40px; height: 1px;
  background: var(--border-strong);
  position: relative;
  overflow: hidden;
}

.scroll-line::after {
  content: '';
  position: absolute;
  left: -100%; top: 0;
  width: 100%; height: 100%;
  background: var(--accent);
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0%   { left: -100%; }
  50%  { left: 0; }
  100% { left: 100%; }
}

.hero-scroll-hint span {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
}

/* ── Marquee — Section Header Ticker (UI-UX-PRO-MAX) ─────────── */
.marquee-wrap {
  overflow: hidden;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
  background: var(--bg-2);
  width: 100%;
}

.marquee-track {
  display: flex;
  align-items: center;
  gap: 32px;
  white-space: nowrap;
  animation: marquee 26s linear infinite;
  width: max-content;
}

.marquee-track span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
}

.marquee-dot { color: var(--accent) !important; font-size: 0.7rem !important; }

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ── Section Layout ──────────────────────────────────────────── */
section {
  padding: var(--section-y) 0;
}

/* Integrated About Marquee: hugs top of section with zero awkward gap */
#about {
  padding-top: 0;
}

#about .marquee-wrap {
  margin-bottom: clamp(48px, 6vw, 84px);
}

.section-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  width: 100%;
}

/* ── About ───────────────────────────────────────────────────── */
.about-layout {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: clamp(36px, 4.5vw, 72px);
  align-items: start;
}

.about-text {
  font-size: clamp(1.02rem, 1.55vw, 1.15rem);
  color: var(--text-2);
  line-height: 1.82;
  margin-bottom: 24px;
  max-width: 100%;
}

.about-text strong { color: var(--text); font-weight: 500; }

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.stat-number {
  display: block;
  font-family: var(--font-serif);
  font-size: 2.4rem;
  font-weight: 400;
  color: var(--accent-2);
  letter-spacing: -0.03em;
  line-height: 1;
}

.stat-label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-3);
  margin-top: 6px;
  line-height: 1.4;
}

/* ── Projects ────────────────────────────────────────────────── */
/* ── Projects (Large Editorial Showcase) ─────────────────────── */
.projects-header {
  margin-bottom: clamp(36px, 5vw, 60px);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.projects-header-left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
}

.projects-header-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}

.project-showcase {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.project-showcase-item {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(36px, 4.5vw, 68px);
  align-items: center;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  border-radius: 0;
  padding: clamp(44px, 5.5vw, 76px) 0;
  position: relative;
  text-decoration: none;
  transition: border-color 0.3s var(--ease-out);
}

.project-showcase-item:last-child {
  border-bottom: none;
}

.project-showcase-item:first-child {
  padding-top: 20px;
}

/* Alternating layout for true magazine / editorial rhythm */
.project-showcase-item:nth-child(even) {
  grid-template-columns: 1fr 1.15fr;
  gap: clamp(36px, 4.5vw, 68px);
}
.project-showcase-item:nth-child(even) .showcase-content {
  order: 2;
}
.project-showcase-item:nth-child(even) .showcase-visual {
  order: 1;
}

.showcase-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.showcase-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.showcase-index {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
}

.showcase-year {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: var(--text-3);
}

.showcase-title {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 3.8vw, 3.4rem);
  font-weight: 400;
  color: var(--text);
  letter-spacing: -0.025em;
  line-height: 1.1;
  transition: color 0.3s var(--ease-out);
}

.project-showcase-item:hover .showcase-title {
  color: var(--accent-2);
}

.showcase-tagline {
  font-size: clamp(1.02rem, 1.25vw, 1.12rem);
  color: var(--text-2);
  line-height: 1.75;
  max-width: 64ch;
}

.showcase-specs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 4px;
  padding: 16px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.showcase-spec-box {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.showcase-spec-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.showcase-spec-text {
  font-size: 0.9rem;
  color: var(--text-2);
  line-height: 1.62;
}

.showcase-result-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--accent-2);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  padding: 0;
  background: none;
  border: none;
  border-left: 2px solid var(--accent);
  padding-left: 12px;
  margin-top: 2px;
}

.showcase-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin-top: 4px;
}

.showcase-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--text-3);
  background: none;
  border: none;
  padding: 0;
  position: relative;
  transition: color 0.2s;
}

.showcase-tag:not(:last-child)::after {
  content: '·';
  margin-left: 12px;
  color: var(--border-strong);
}

.project-showcase-item:hover .showcase-tag {
  color: var(--text-2);
}

.showcase-actions-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px 22px;
  margin-top: 8px;
}

.showcase-action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  padding-bottom: 3px;
  border-bottom: 1px solid var(--accent);
  width: fit-content;
  transition: color 0.25s, border-color 0.25s, transform 0.2s var(--ease-out);
}

.showcase-action:hover {
  color: var(--text);
  border-color: var(--text);
  transform: translateX(3px);
}

.showcase-secondary-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--text-2);
  padding: 5px 11px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xs);
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.showcase-secondary-link:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-subtle);
}

.loading-skeleton {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--text-3);
  padding: 36px 0;
}

/* Mockup Visual Frame — Exhibition Framing */
.showcase-visual {
  position: relative;
  width: 100%;
}

.showcase-mockup-frame {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xs);
  overflow: hidden;
  aspect-ratio: 16/10;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.45);
  transition: border-color 0.4s var(--ease-out), transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
}

.showcase-mockup-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}

.showcase-mockup-frame img.contain-fit {
  object-fit: contain;
  padding: 32px;
  background: #141413;
}

.project-showcase-item:hover .showcase-mockup-frame {
  border-color: var(--accent);
  box-shadow: 0 28px 60px rgba(0, 0, 0, 0.65);
}

.project-showcase-item:hover .showcase-mockup-frame img {
  transform: scale(1.03);
}

.mockup-corner-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  background: rgba(17, 17, 16, 0.9);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-strong);
  color: var(--text-3);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--radius-xs);
  pointer-events: none;
  z-index: 2;
}

/* ── Skills (Architectural Column Rhythm - NO BOX CARDS) ────── */
#skills { background: var(--bg); }

.skills-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.75fr;
  gap: clamp(36px, 4.5vw, 68px);
  align-items: start;
}

.skills-intro {
  margin-top: 24px;
  font-size: 1.08rem;
  color: var(--text-2);
  line-height: 1.8;
  max-width: 360px;
}

.skills-categories-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(28px, 3.5vw, 48px) clamp(24px, 3vw, 44px);
}

.skills-category-col {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--border-strong);
}

.category-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.category-title {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-2);
  font-weight: 700;
}

.category-count {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-3);
  letter-spacing: 0.06em;
}

.skills-chips-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
}

.skill-item {
  font-family: var(--font-sans);
  font-size: 0.98rem;
  color: var(--text-2);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: color 0.2s, transform 0.2s var(--ease-out);
  cursor: default;
}

.skill-item::before {
  content: '—';
  color: var(--text-3);
  font-family: var(--font-mono);
  font-size: 0.76rem;
}

.skill-item:hover {
  color: var(--text);
  transform: translateX(3px);
}

/* ── Experience (Organic Vertical Timeline - NO BOX CARDS) ──── */
.timeline-wrap {
  margin-top: clamp(48px, 6vw, 72px);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: clamp(48px, 6vw, 72px);
  padding-left: 36px;
}

/* Vertical Spine Line */
.timeline-wrap::before {
  content: '';
  position: absolute;
  top: 14px;
  bottom: 14px;
  left: 7px;
  width: 1px;
  background: var(--border-strong);
}

.timeline-item {
  position: relative;
  display: grid;
  grid-template-columns: 175px 1fr;
  gap: clamp(18px, 2.5vw, 36px);
  padding: 0;
  background: transparent;
  border: none;
  border-radius: 0;
  transition: transform 0.3s var(--ease-out);
}

.timeline-marker {
  position: absolute;
  left: -36px;
  top: 8px;
  width: 16px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translateX(-50%);
  z-index: 2;
}

.timeline-marker-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--accent);
  transition: background 0.3s, transform 0.3s var(--ease-out), box-shadow 0.3s;
}

.timeline-item:hover .timeline-marker-dot {
  background: var(--accent);
  transform: scale(1.3);
  box-shadow: 0 0 12px rgba(200, 184, 154, 0.6);
}

.timeline-item.current .timeline-marker-dot {
  background: var(--accent-2);
  border-color: var(--accent-2);
}

.timeline-date-col {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 4px;
}

.timeline-period {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--text);
  font-weight: 700;
}

.timeline-type-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  background: none;
  border: none;
  padding: 0;
}

.timeline-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.timeline-role-title {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 2.4vw, 1.9rem);
  font-weight: 400;
  color: var(--text);
  letter-spacing: -0.015em;
  line-height: 1.2;
}

.timeline-company-line {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-2);
  letter-spacing: 0.04em;
}

.timeline-description {
  font-size: clamp(1.02rem, 1.3vw, 1.12rem);
  color: var(--text-2);
  line-height: 1.82;
  max-width: 720px;
}

.timeline-highlights {
  display: flex;
  gap: 8px 14px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.timeline-pill {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--text-3);
  background: none;
  border: none;
  padding: 0;
}

.timeline-pill:not(:last-child)::after {
  content: '·';
  margin-left: 12px;
  color: var(--border-strong);
}

/* ── Certificates (Architectural Credential Exhibition) ─────── */
#certificates { background: var(--bg); }

.certs-gallery {
  margin-top: clamp(48px, 6vw, 72px);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(24px, 3vw, 44px);
}

.cert-card {
  background: transparent;
  border: none;
  border-top: 1px solid var(--border-strong);
  border-radius: 0;
  padding: 24px 0 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 20px;
  position: relative;
  transition: border-top-color 0.3s var(--ease-out);
}

.cert-card:hover {
  border-top-color: var(--accent);
  background: transparent;
  transform: none;
  box-shadow: none;
}

.cert-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.cert-id {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--text-3);
  text-transform: uppercase;
}

.cert-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--accent);
  text-transform: uppercase;
  background: none;
  border: none;
  padding: 0;
}

.cert-main {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cert-title {
  font-family: var(--font-serif);
  font-size: 1.34rem;
  font-weight: 400;
  color: var(--text);
  letter-spacing: -0.015em;
  line-height: 1.3;
}

.cert-issuer-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--accent-2);
}

.cert-desc {
  font-size: 1.0rem;
  color: var(--text-2);
  line-height: 1.75;
}

.cert-skills-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
}

.cert-skill-tag {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--text-3);
  background: none;
  border: none;
  padding: 0;
}

.cert-skill-tag:not(:last-child)::after {
  content: '·';
  margin-left: 8px;
  color: var(--border-strong);
}

.cert-footer {
  padding-top: 16px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cert-verify-link {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color 0.25s, gap 0.25s var(--ease-out);
}

.cert-verify-link:hover {
  color: var(--text);
  gap: 10px;
}

/* ── Contact (Seamless Unboxed Spread) ───────────────────────── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: clamp(36px, 4.5vw, 68px);
  align-items: start;
}

.contact-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.contact-sub {
  margin-top: 20px;
  font-size: 1.05rem;
  color: var(--text-2);
  line-height: 1.8;
  max-width: 480px;
}

.contact-direct-card {
  margin-top: 40px;
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.email-copy-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: var(--bg-2);
  border: 1px solid var(--border-strong);
  padding: 14px 20px;
  border-radius: var(--radius-xs);
}

.email-text {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--text);
  letter-spacing: 0.02em;
}

.btn-copy {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
  padding: 6px 14px;
  border-radius: var(--radius-xs);
  transition: all 0.2s var(--ease-out);
}

.btn-copy:hover {
  background: var(--accent);
  color: var(--bg);
}

.contact-socials {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.social-link {
  font-family: var(--font-sans);
  font-size: 0.98rem;
  color: var(--text-2);
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
  transition: color 0.2s, padding-left 0.2s var(--ease-out);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.social-link:hover {
  color: var(--text);
  padding-left: 8px;
}

/* ── Contact Form ────────────────────────────────────────────── */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 0;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.form-field label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
}

.form-field input,
.form-field textarea {
  background: var(--bg-2);
  border: 1px solid var(--border-strong);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 1rem;
  padding: 16px 20px;
  border-radius: var(--radius-xs);
  outline: none;
  transition: border-color 0.25s var(--ease-out), background 0.25s var(--ease-out);
  resize: vertical;
  width: 100%;
}

.form-field input::placeholder,
.form-field textarea::placeholder { color: var(--text-3); }

.form-field input:focus,
.form-field textarea:focus {
  border-color: var(--accent);
  background: var(--bg-3);
}

.form-status {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  color: var(--accent);
  min-height: 20px;
}

/* ── Footer ──────────────────────────────────────────────────── */
#footer {
  padding: 32px 0;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-left { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }

.footer-logo {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.footer-copy {
  font-size: 0.75rem;
  color: var(--text-3);
}

.footer-mono {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--text-3);
}

/* ── Reveal Animations (Intersection Observer) ───────────────── */
.reveal-up {
  opacity: 0;
  transform: translate3d(0, 32px, 0);
  will-change: opacity, transform;
  transition:
    opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  transition-delay: var(--reveal-delay, 0ms);
}

.reveal-fade {
  opacity: 0;
  will-change: opacity;
  transition: opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1);
  transition-delay: var(--reveal-delay, 0ms);
}

.reveal-up.visible,
.reveal-fade.visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

/* ── Cursor ──────────────────────────────────────────────────── */
.cursor {
  position: fixed;
  width: 8px; height: 8px;
  background: var(--accent-2);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.05s, width 0.25s var(--ease-out), height 0.25s var(--ease-out), opacity 0.2s;
  mix-blend-mode: difference;
}

.cursor-ring {
  position: fixed;
  width: 36px; height: 36px;
  border: 1px solid rgba(200, 184, 154, 0.4);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.18s var(--ease-out), width 0.3s var(--ease-out), height 0.3s var(--ease-out);
}

.cursor.hover, .cursor-ring.hover {
  width: 56px; height: 56px;
  opacity: 0.6;
}

/* ── Responsive Architecture (Mobile-First Polish) ───────────── */
@media (max-width: 900px) {
  :root {
    --pad-x: 24px;
    --section-y: clamp(52px, 7vw, 76px);
  }

  html, body {
    overflow-x: hidden;
    width: 100%;
  }

  .nav-inner {
    padding: 0 var(--pad-x);
  }
  .nav-links { display: none; }
  .nav-menu-btn { display: flex; }
  .cursor, .cursor-ring { display: none; }
  .hero-scroll-pill { display: none; }

  /* Hero Tablet */
  .hero-layout,
  .hero-layout-3col {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .hero-col-center {
    order: 1;
  }
  .hero-col-left {
    order: 2;
  }
  .hero-col-right {
    order: 3;
  }
  .portrait-interactive-frame {
    width: 100%;
    max-width: min(540px, 86vw);
    aspect-ratio: 1 / 1.38;
    margin: 0 auto;
  }
  .hero-glance-panel {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
  }

  /* Section Layouts */
  .about-layout { grid-template-columns: 1fr; gap: 36px; }
  .skills-layout { grid-template-columns: 1fr; gap: 36px; }
  .skills-intro { max-width: 100%; }
  .skills-categories-grid { grid-template-columns: repeat(2, 1fr); gap: 32px 24px; }
  .contact-layout { grid-template-columns: 1fr; gap: 44px; }

  /* Project Showcase on Tablet */
  .project-showcase-item,
  .project-showcase-item:nth-child(even) {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: clamp(36px, 5vw, 56px) 0;
  }
  .project-showcase-item:nth-child(even) .showcase-visual { order: 1; }
  .project-showcase-item:nth-child(even) .showcase-content { order: 2; }
  .showcase-visual { order: 1; width: 100%; }
  .showcase-content { order: 2; width: 100%; }

  /* Certs & Timeline */
  .certs-gallery { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .timeline-item { grid-template-columns: 140px 1fr; gap: 24px; }

  .about-stats { grid-template-columns: repeat(3, 1fr); gap: 20px; }
  .projects-header { flex-direction: column; align-items: flex-start; gap: 16px; }
  .projects-header-right { align-items: flex-start; }
}

@media (max-width: 640px) {
  :root {
    --pad-x: 20px;
    --section-y: 48px;
  }

  /* Typography Scale for Mobile */
  .section-heading {
    font-size: clamp(1.9rem, 8vw, 2.4rem);
    line-height: 1.15;
  }
  #certificates .section-heading,
  #contact .section-heading {
    font-size: clamp(1.8rem, 7.5vw, 2.2rem);
  }

  /* Hero Mobile */
  #hero {
    min-height: auto;
    padding-top: calc(72px + 24px);
    padding-bottom: 36px;
  }
  .hero-layout,
  .hero-layout-3col {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 28px;
    width: 100%;
  }
  .hero-col-center {
    order: 1;
    width: 100%;
    display: flex;
    justify-content: center;
  }
  .hero-col-left {
    order: 2;
    width: 100%;
    padding-top: 0;
  }
  .hero-col-right {
    order: 3;
    width: 100%;
    padding-top: 0;
  }
  .hero-eyebrow {
    font-size: 0.65rem;
    padding: 4px 12px;
    margin-bottom: 16px;
  }
  .hero-name {
    font-size: clamp(2.2rem, 9vw, 3.5rem);
    line-height: 1.05;
    margin-bottom: 14px;
    letter-spacing: -0.025em;
    white-space: nowrap;
  }
  .hero-role {
    font-size: 0.82rem;
    line-height: 1.45;
    margin-bottom: 16px;
    padding-left: 10px;
  }
  .hero-desc {
    font-size: 0.98rem;
    line-height: 1.7;
    margin-bottom: 20px;
    max-width: 100%;
  }
  .hero-meta-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    width: 100%;
    margin-bottom: 24px;
    padding-top: 16px;
  }
  .hero-meta-value {
    font-size: clamp(1.15rem, 5vw, 1.4rem);
  }
  .hero-meta-label {
    font-size: 0.6rem;
    letter-spacing: 0.06em;
  }
  .hero-actions {
    display: flex;
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }
  .hero-actions .btn-primary,
  .hero-actions .btn-ghost {
    width: 100%;
    justify-content: center;
    min-height: 48px;
    text-align: center;
  }
  .hero-scroll-hint {
    display: none;
  }

  /* Hero Portrait Mobile (Centerpiece, Frameless, Faded Torso) */
  .portrait-interactive-frame {
    width: 100%;
    max-width: min(440px, 92vw);
    aspect-ratio: 1 / 1.38;
    margin: 0 auto;
  }

  .hero-editorial-aside {
    width: 100%;
    gap: 24px;
    padding-top: 16px;
    border-top: 1px solid rgba(240, 237, 230, 0.08);
  }
  .editorial-text,
  .editorial-tech-list,
  .editorial-project-list {
    max-width: 100%;
  }


  /* Project Showcase Mobile */
  .project-showcase-item,
  .project-showcase-item:nth-child(even) {
    padding: 34px 0;
    gap: 18px;
  }
  .showcase-specs-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .showcase-mockup-frame {
    aspect-ratio: 16/10;
  }
  .showcase-mockup-frame img.contain-fit {
    padding: 16px 20px;
  }
  .showcase-title {
    font-size: clamp(1.65rem, 6.8vw, 2.15rem);
    line-height: 1.15;
  }
  .showcase-tagline {
    font-size: 0.95rem;
    line-height: 1.65;
  }
  .showcase-tags {
    gap: 6px 12px;
  }
  .showcase-tag {
    font-size: 0.72rem;
  }
  .showcase-action {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }

  /* About Section Mobile */
  .about-text {
    font-size: 0.98rem;
    line-height: 1.75;
  }
  .about-stats {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 24px;
    padding-top: 20px;
  }
  .stat-number {
    font-size: 2.1rem;
  }

  /* Skills Mobile (1 column) */
  .skills-categories-grid {
    grid-template-columns: 1fr;
    gap: 22px;
  }
  .skills-intro {
    font-size: 0.98rem;
  }
  .skill-item {
    font-size: 0.92rem;
  }

  /* Timeline Mobile */
  .timeline-wrap {
    margin-top: 32px;
    padding-left: 24px;
    gap: 32px;
  }
  .timeline-wrap::before {
    left: 4px;
  }
  .timeline-marker {
    left: -24px;
    width: 12px;
    height: 12px;
  }
  .timeline-marker-dot {
    width: 8px;
    height: 8px;
  }
  .timeline-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
  }
  .timeline-date-col {
    flex-direction: row;
    justify-content: space-between;
    align-items: baseline;
    padding-top: 0;
  }
  .timeline-period {
    font-size: 0.78rem;
  }
  .timeline-role-title {
    font-size: 1.25rem;
  }
  .timeline-description {
    font-size: 0.95rem;
    line-height: 1.7;
  }

  /* Certificates Mobile */
  .certs-gallery {
    grid-template-columns: 1fr;
    gap: 24px;
    margin-top: 32px;
  }
  .cert-title {
    font-size: 1.25rem;
  }
  .cert-desc {
    font-size: 0.94rem;
  }

  /* Contact Section Mobile */
  .contact-layout {
    gap: 32px;
  }
  .contact-sub {
    font-size: 0.96rem;
  }
  .email-copy-wrap {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding: 12px 14px;
  }
  .email-text {
    font-size: 0.82rem;
    word-break: break-all;
    text-align: center;
  }
  .btn-copy {
    width: 100%;
    min-height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .form-field input,
  .form-field textarea {
    font-size: 16px !important; /* Prevents auto-zoom on iOS */
    padding: 14px 16px;
  }
  .btn-primary.btn-full {
    min-height: 48px;
  }

  /* Footer Mobile */
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }
}

@media (max-width: 360px) {
  :root {
    --pad-x: 16px;
  }
  .hero-name {
    font-size: 2rem;
    white-space: nowrap;
  }
  .hero-meta-row {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .portrait-frame {
    max-width: 240px;
  }
  .showcase-title {
    font-size: 1.5rem;
  }
}

/* ── Scrollbar ───────────────────────────────────────────────── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-3); }

/* ── Selection ───────────────────────────────────────────────── */
::selection { background: rgba(200, 184, 154, 0.2); color: var(--text); }

/* ════════════════════════════════════════════════════════════
   HOMEPAGE PROJECT LIST (editorial row style)
════════════════════════════════════════════════════════════ */

.projects-header {
  margin-bottom: 40px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
}

.projects-header-left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
}

.projects-header-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 16px;
}

/* ── Project Row List ─────────────────────────────────────── */
.project-list {
  display: flex;
  flex-direction: column;
}

.project-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
  transition: border-color 0.2s, background 0.2s;
  text-decoration: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.project-row::before {
  content: '';
  position: absolute;
  left: -100%; top: 0;
  width: 100%; height: 100%;
  background: var(--bg-2);
  transition: left 0.4s var(--ease-out);
  z-index: 0;
}

.project-row:hover::before { left: 0; }

.project-row:hover { border-color: var(--border-strong); }

.project-row-left,
.project-row-right {
  display: flex;
  align-items: center;
  gap: 24px;
  position: relative;
  z-index: 1;
}

.project-row-num {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--text-3);
  min-width: 28px;
}

.project-row-title {
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 2.4vw, 1.75rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--text);
  line-height: 1.2;
  transition: color 0.2s;
}

.project-row:hover .project-row-title { color: var(--accent-2); }

.project-row-cat {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  color: var(--text-3);
  margin-top: 4px;
}

.project-row-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.project-row-arrow {
  font-size: 1.1rem;
  color: var(--text-3);
  transition: color 0.2s, transform 0.3s var(--ease-out);
  min-width: 24px;
  text-align: center;
}

.project-row:hover .project-row-arrow {
  color: var(--accent);
  transform: translateX(4px);
}

@media (max-width: 700px) {
  .project-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
  .project-row-right { justify-content: space-between; width: 100%; }
  .projects-header { flex-direction: column; }
  .projects-header-right { align-items: flex-start; }
}

/* ── 3D Interactive Skill Orbit Globe (#skills) ─────────────── */
.skills-globe-wrap {
  margin-top: 32px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: rgba(22, 22, 20, 0.92);
  overflow: hidden;
  max-width: 440px;
}

.skills-globe-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  background: rgba(28, 28, 26, 0.95);
}

.skills-globe-tag {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  color: var(--accent);
  font-weight: 700;
  text-transform: uppercase;
}

.skills-globe-active {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--text-2);
  text-align: right;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.skills-globe-stage {
  position: relative;
  width: 100%;
  height: 310px;
  cursor: grab;
  user-select: none;
  touch-action: none;
}

.skills-globe-stage:active {
  cursor: grabbing;
}

#skillsGlobeCanvas {
  display: block;
  width: 100%;
  height: 100%;
}

.skills-globe-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 14px;
  border-top: 1px solid var(--border);
  background: rgba(22, 22, 20, 0.95);
}

.skills-globe-hint {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  color: var(--text-3);
  letter-spacing: 0.04em;
}

.skills-globe-reset {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-2);
  background: transparent;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xs);
  padding: 3px 8px;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.skills-globe-reset:hover {
  border-color: var(--accent);
  background: var(--accent-subtle);
  color: var(--text);
}

.skill-item.globe-highlighted {
  color: var(--accent-2);
  font-weight: 500;
  transform: translateX(6px);
  text-shadow: 0 0 14px rgba(200, 184, 154, 0.45);
}

.skill-item.globe-highlighted::before {
  content: '✦';
  color: var(--accent);
}

/* ── Collapsible Bottom 3D Scene Dock (Zero WebGL Blur Stall) ── */
.three-hud-dock {
  position: fixed;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 90;
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: min(860px, 94vw);
  pointer-events: none;
}

.three-hud-toggle {
  pointer-events: auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 14px;
  background: rgba(22, 22, 20, 0.95);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xs);
  color: var(--text-3);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.three-hud-toggle:hover {
  color: var(--accent-2);
  border-color: var(--accent);
  background: rgba(31, 31, 29, 0.98);
}

.three-hud-bar {
  pointer-events: auto;
  margin-top: 6px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  padding: 8px 14px;
  background: rgba(20, 20, 18, 0.96);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.65);
  transition: opacity 0.28s var(--ease-out), transform 0.28s var(--ease-out);
}

.three-hud-dock.collapsed .three-hud-bar {
  display: none;
}

.three-hud-title {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  color: var(--accent);
  font-weight: 700;
  padding-right: 8px;
  border-right: 1px solid var(--border);
}

.three-hud-modes {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.three-mode-btn {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  padding: 5px 10px;
  background: transparent;
  color: var(--text-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.three-mode-btn:hover {
  color: var(--text);
  border-color: var(--border-strong);
}

.three-mode-btn.active {
  color: var(--bg);
  background: var(--accent-2);
  border-color: var(--accent-2);
  font-weight: 700;
}

.three-hud-jump {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  color: var(--accent-2);
  padding: 5px 10px;
  border-left: 1px solid var(--border);
  transition: color 0.2s;
}

.three-hud-jump:hover {
  color: var(--text);
}

@media (max-width: 768px) {
  .skills-globe-wrap {
    max-width: 100%;
  }
  .skills-globe-stage {
    height: 260px;
  }
  .three-hud-title {
    display: none;
  }
}

/* ── Light Mode Surface & Typography Overrides ───────────────── */
:root[data-theme="light"] #bg-canvas {
  opacity: 0.68;
}

:root[data-theme="light"] #nav.scrolled,
:root[data-theme="light"] .filter-bar {
  background: rgba(246, 244, 239, 0.90);
}

:root[data-theme="light"] .mobile-menu {
  background: rgba(246, 244, 239, 0.98);
}

:root[data-theme="light"] .hero-eyebrow,
:root[data-theme="light"] .hero-name em,
:root[data-theme="light"] .hero-name .hero-name-accent,
:root[data-theme="light"] .glance-num,
:root[data-theme="light"] .proj-link-icon,
:root[data-theme="light"] .editorial-project-row .proj-arrow {
  color: #007799;
}

:root[data-theme="light"] .proj-link-icon {
  border-color: #007799;
}

:root[data-theme="light"] .hero-accent-line,
:root[data-theme="light"] .scroll-mouse-icon::after {
  background: #007799;
}

:root[data-theme="light"] #hero .btn-primary {
  background: #007799;
  color: #ffffff;
}

:root[data-theme="light"] #hero .btn-primary:hover {
  background: #005f7a;
}

:root[data-theme="light"] .hero-name,
:root[data-theme="light"] .glance-label,
:root[data-theme="light"] .proj-name {
  color: var(--text);
}

:root[data-theme="light"] .hero-desc,
:root[data-theme="light"] .glance-body,
:root[data-theme="light"] .proj-sub {
  color: var(--text-2);
}

:root[data-theme="light"] #hero .btn-ghost {
  color: var(--text);
  border-color: var(--border-strong);
}

:root[data-theme="light"] #hero .btn-ghost:hover {
  border-color: #007799;
  color: #007799;
}

:root[data-theme="light"] .tech-pill,
:root[data-theme="light"] .editorial-chip {
  color: var(--text-2);
  background: rgba(22, 21, 19, 0.04);
  border-color: var(--border-strong);
}

:root[data-theme="light"] .tech-pill:hover,
:root[data-theme="light"] .editorial-chip:hover {
  border-color: #007799;
  color: #007799;
  background: rgba(0, 119, 153, 0.08);
}

:root[data-theme="light"] .portrait-interactive-frame,
:root[data-theme="light"] .portrait-interactive-frame:hover,
:root[data-theme="light"] .portrait-interactive-frame:focus-visible {
  border: none !important;
  box-shadow: none !important;
}

:root[data-theme="light"] .showcase-mockup-frame {
  box-shadow: 0 18px 42px rgba(22, 21, 19, 0.10);
}

:root[data-theme="light"] .project-showcase-item:hover .showcase-mockup-frame {
  box-shadow: 0 24px 54px rgba(22, 21, 19, 0.16);
}

:root[data-theme="light"] .showcase-mockup-frame img.contain-fit {
  background: var(--bg-2);
}

:root[data-theme="light"] .mockup-corner-badge {
  background: rgba(246, 244, 239, 0.92);
  color: var(--text-2);
}

:root[data-theme="light"] .skills-globe-wrap {
  background: rgba(237, 233, 224, 0.94);
}

:root[data-theme="light"] .skills-globe-header {
  background: rgba(226, 221, 210, 0.96);
}

:root[data-theme="light"] .skills-globe-footer {
  background: rgba(237, 233, 224, 0.96);
}

:root[data-theme="light"] .three-hud-toggle {
  background: rgba(237, 233, 224, 0.96);
  color: var(--text-2);
}

:root[data-theme="light"] .three-hud-toggle:hover {
  background: rgba(226, 221, 210, 0.98);
  color: var(--accent-2);
}

:root[data-theme="light"] .three-hud-bar {
  background: rgba(246, 244, 239, 0.97);
  box-shadow: 0 14px 36px rgba(22, 21, 19, 0.15);
}

@media (max-width: 520px) {
  .theme-toggle-label {
    display: none;
  }
  .theme-toggle-btn {
    padding: 6px 8px;
  }
}

/* ── Accessibility: Reduced Motion (UI-UX-PRO-MAX) ───────────── */
@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;
  }
  .marquee-track {
    animation: none !important;
    transform: none !important;
  }
}