/* ═══════════════════════════════════════════════════════════════
   ZENIX.TEAM — Design System
   Dark-mode glassmorphism with electric cyan accents
   Typography: Syne (display) + General Sans (body) + JetBrains Mono (code)
   ═══════════════════════════════════════════════════════════════ */

/* ── TOKENS ── */
:root {
  /* surface */
  --bg-base: #07080d;
  --bg-elevated: #0d0f17;
  --bg-card: rgba(14, 17, 28, 0.65);
  --bg-card-hover: rgba(20, 24, 42, 0.8);
  --bg-glass: rgba(255, 255, 255, 0.03);
  --bg-glass-hover: rgba(255, 255, 255, 0.06);

  /* borders */
  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-medium: rgba(255, 255, 255, 0.1);
  --border-accent: rgba(0, 224, 255, 0.25);

  /* text */
  --text-primary: #e8ecf4;
  --text-secondary: #8892a8;
  --text-muted: #505a72;
  --text-inverse: #07080d;

  /* accent palette */
  --accent: #00e0ff;
  --accent-dim: rgba(0, 224, 255, 0.12);
  --accent-glow: rgba(0, 224, 255, 0.35);
  --accent-secondary: #7b61ff;
  --accent-secondary-dim: rgba(123, 97, 255, 0.12);
  --accent-tertiary: #ff6b6b;
  --accent-success: #34d399;
  --accent-warn: #fbbf24;

  /* radii */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  /* spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 40px;
  --space-2xl: 64px;
  --space-3xl: 96px;

  /* fonts */
  --font-display: 'Syne', system-ui, sans-serif;
  --font-body: 'General Sans', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 180ms;
  --duration-normal: 320ms;
  --duration-slow: 600ms;

  /* layout */
  --max-width: 1200px;
  --nav-height: 72px;
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body {
  font-family: var(--font-body);
  background: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
button { border: none; background: none; cursor: pointer; font-family: inherit; color: inherit; }
ul, ol { list-style: none; }

/* ── GLOBAL BACKGROUND GLOW ── */
body::before {
  content: '';
  position: fixed;
  top: -40%; left: -20%;
  width: 80vw; height: 80vh;
  background: radial-gradient(ellipse, rgba(0, 224, 255, 0.04) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}
body::after {
  content: '';
  position: fixed;
  bottom: -30%; right: -15%;
  width: 70vw; height: 70vh;
  background: radial-gradient(ellipse, rgba(123, 97, 255, 0.03) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* ═══════════════════════════════════════════
   NAV
   ═══════════════════════════════════════════ */
#main-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  z-index: 1000;
  background: rgba(7, 8, 13, 0.7);
  backdrop-filter: blur(24px) saturate(1.6);
  -webkit-backdrop-filter: blur(24px) saturate(1.6);
  border-bottom: 1px solid var(--border-subtle);
  transition: background var(--duration-normal) var(--ease-out);
}
#main-nav.scrolled {
  background: rgba(7, 8, 13, 0.92);
}
.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}
.logo-icon {
  font-size: 1.5rem;
  color: var(--accent);
  filter: drop-shadow(0 0 8px var(--accent-glow));
  transition: transform var(--duration-normal) var(--ease-spring);
}
.nav-logo:hover .logo-icon { transform: rotate(60deg) scale(1.1); }
.logo-text { color: var(--text-primary); }

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}
.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--duration-fast) var(--ease-out);
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1.5px;
  background: var(--accent);
  transition: width var(--duration-normal) var(--ease-out);
}
.nav-link:hover { color: var(--text-primary); }
.nav-link:hover::after { width: 100%; }
.nav-link.active { color: var(--accent); }
.nav-link.active::after { width: 100%; }

.nav-link--cta {
  background: var(--accent-dim);
  color: var(--accent) !important;
  border: 1px solid var(--border-accent);
  padding: 8px 20px;
  border-radius: var(--radius-xl);
  font-size: 0.85rem;
  font-weight: 600;
  transition: all var(--duration-normal) var(--ease-out);
}
.nav-link--cta::after { display: none; }
.nav-link--cta:hover {
  background: rgba(0,224,255,0.2);
  box-shadow: 0 0 20px var(--accent-glow);
  transform: translateY(-1px);
}

/* Mobile nav */
.nav-mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px 0;
}
.nav-mobile-toggle span {
  display: block;
  height: 2px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: all var(--duration-normal) var(--ease-out);
}
.nav-mobile-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-mobile-toggle.open span:nth-child(2) { opacity: 0; }
.nav-mobile-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.nav-mobile-menu {
  display: none;
  position: absolute;
  top: var(--nav-height);
  left: 0; right: 0;
  background: rgba(7, 8, 13, 0.96);
  backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border-subtle);
  padding: var(--space-lg);
  flex-direction: column;
  gap: var(--space-md);
}
.nav-mobile-menu.open { display: flex; }

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-mobile-toggle { display: flex; }
}

/* ═══════════════════════════════════════════
   PRIVATE SIGNATURE KIT
   ═══════════════════════════════════════════ */
.signature-kit-page {
  padding: var(--space-2xl) var(--space-lg) var(--space-3xl);
}
.signature-kit-shell {
  max-width: 1320px;
  margin: 0 auto;
}
.signature-kit-intro {
  max-width: 820px;
  margin-bottom: var(--space-2xl);
}
.signature-kit-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 5.4rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
  margin-bottom: var(--space-md);
}
.signature-kit-desc {
  max-width: 680px;
  color: var(--text-secondary);
  font-size: 1.05rem;
}
.signature-kit-specs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-xl);
}
.signature-kit-spec {
  padding: 18px 20px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(12px);
}
.signature-kit-spec-label {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.signature-kit-spec-value {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--text-primary);
}
.signature-kit-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-xl);
}
.signature-surface {
  border-radius: 32px;
  overflow: hidden;
  min-height: 560px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.2);
}
.signature-surface-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}
.signature-surface-target {
  opacity: 0.6;
}
.signature-surface-body {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-xl);
  min-height: 100%;
  flex: 1;
  padding: 36px 32px 30px;
}
.signature-surface-copy {
  max-width: 520px;
}
.signature-surface-eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 14px;
  opacity: 0.6;
}
.signature-surface-copy h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.2vw, 3.1rem);
  line-height: 0.94;
  letter-spacing: -0.045em;
  margin-bottom: 14px;
}
.signature-surface-copy p {
  max-width: 460px;
  font-size: 0.98rem;
  line-height: 1.7;
}
.signature-surface-footer {
  margin-top: auto;
}
.signature-surface--light {
  background:
    radial-gradient(circle at top left, rgba(0, 224, 255, 0.12), transparent 28%),
    linear-gradient(180deg, #ffffff 0%, #f7f9fc 100%);
  color: #0d1424;
}
.signature-surface--light .signature-surface-head {
  background: rgba(255, 255, 255, 0.7);
  color: rgba(13, 20, 36, 0.75);
}
.signature-surface--light .signature-surface-copy p {
  color: rgba(13, 20, 36, 0.72);
}
.signature-surface--gray {
  background:
    radial-gradient(circle at top left, rgba(0, 224, 255, 0.1), transparent 32%),
    linear-gradient(180deg, #dfe4ea 0%, #cdd4dc 100%);
  color: #111927;
}
.signature-surface--gray .signature-surface-head {
  background: rgba(255, 255, 255, 0.38);
  color: rgba(17, 25, 39, 0.76);
  border-bottom-color: rgba(17, 25, 39, 0.08);
}
.signature-surface--gray .signature-surface-copy p {
  color: rgba(17, 25, 39, 0.72);
}
.signature-surface--dark {
  background:
    radial-gradient(circle at top left, rgba(0, 224, 255, 0.14), transparent 24%),
    radial-gradient(circle at bottom right, rgba(123, 97, 255, 0.1), transparent 30%),
    linear-gradient(180deg, #05070d 0%, #0a0d14 100%);
  color: #eef4ff;
}
.signature-surface--dark .signature-surface-head {
  background: rgba(255, 255, 255, 0.02);
  color: rgba(232, 236, 244, 0.68);
  border-bottom-color: rgba(255, 255, 255, 0.06);
}
.signature-surface--dark .signature-surface-copy p {
  color: rgba(232, 236, 244, 0.7);
}

.zenix-signature {
  display: inline-flex;
  flex-direction: column;
  gap: 12px;
  padding: 18px 20px;
  border-radius: 24px;
  max-width: max-content;
  position: relative;
  top: -7px;
  transition: transform var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out), border-color var(--duration-normal) var(--ease-out);
}
.zenix-signature:hover {
  transform: translateY(-2px);
}
.zenix-signature-line {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0;
  font-size: 0.98rem;
  line-height: 1;
  min-height: 1.1em;
  transform: translateY(-2px);
}
.zenix-signature-kicker {
  letter-spacing: -0.02em;
  line-height: 1;
  display: inline-flex;
  align-items: center;
}
.zenix-signature-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
}
.zenix-signature:hover .logo-icon,
.zenix-signature-brand:hover .logo-icon {
  transform: rotate(60deg) scale(1.1);
}
.zenix-signature-name {
  display: inline-flex;
  align-items: center;
  line-height: 1;
  font-size: 1.02rem;
}
.zenix-signature--light {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(13, 20, 36, 0.08);
  box-shadow: 0 18px 40px rgba(18, 26, 39, 0.08);
  color: #101827;
}
.zenix-signature--light .zenix-signature-brand,
.zenix-signature--light .zenix-signature-kicker,
.zenix-signature--light .zenix-signature-name {
  color: #101827;
}
.zenix-signature--gray {
  background: rgba(255, 255, 255, 0.42);
  border: 1px solid rgba(17, 25, 39, 0.09);
  box-shadow: 0 18px 40px rgba(17, 25, 39, 0.08);
  color: #131c2b;
}
.zenix-signature--gray .zenix-signature-brand,
.zenix-signature--gray .zenix-signature-kicker,
.zenix-signature--gray .zenix-signature-name {
  color: #131c2b;
}
.zenix-signature--dark {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(0, 224, 255, 0.14);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
  color: #eef4ff;
}
.zenix-signature--dark .zenix-signature-brand,
.zenix-signature--dark .zenix-signature-kicker,
.zenix-signature--dark .zenix-signature-name {
  color: #eef4ff;
}

@media (max-width: 1024px) {
  .signature-kit-grid,
  .signature-kit-specs {
    grid-template-columns: 1fr;
  }
  .signature-surface {
    min-height: 480px;
  }
}
@media (max-width: 640px) {
  .signature-kit-page {
    padding-top: var(--space-xl);
  }
  .signature-surface-head,
  .signature-surface-body {
    padding-left: 20px;
    padding-right: 20px;
  }
  .zenix-signature-line,
  .zenix-signature-brand {
    align-items: flex-start;
    flex-direction: column;
  }
}

/* ═══════════════════════════════════════════
   MAIN
   ═══════════════════════════════════════════ */
#app {
  position: relative;
  z-index: 1;
  padding-top: var(--nav-height);
  min-height: 100vh;
}

/* ═══════════════════════════════════════════
   PAGE TRANSITIONS
   ═══════════════════════════════════════════ */
.page-enter {
  animation: pageIn 0.5s var(--ease-out) forwards;
}
@keyframes pageIn {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ═══════════════════════════════════════════
   HERO — Home
   ═══════════════════════════════════════════ */
.hero {
  padding: var(--space-3xl) var(--space-lg);
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  position: relative;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 6px 14px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-accent);
  margin-bottom: var(--space-lg);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  animation: fadeUp 0.6s var(--ease-out) 0.1s both;
}
.hero-badge .dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-glow);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.4; }
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 7vw, 5.2rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  max-width: 900px;
  margin-bottom: var(--space-lg);
  animation: fadeUp 0.6s var(--ease-out) 0.2s both;
}
.hero h1 .accent-word {
  color: var(--accent);
  text-shadow: 0 0 40px var(--accent-glow);
}
.hero h1 .accent-purple {
  color: var(--accent-secondary);
  text-shadow: 0 0 40px rgba(123, 97, 255, 0.3);
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.7;
  margin-bottom: var(--space-xl);
  animation: fadeUp 0.6s var(--ease-out) 0.3s both;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  animation: fadeUp 0.6s var(--ease-out) 0.4s both;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Hero grid decoration ── */
.hero::after {
  content: '';
  position: absolute;
  top: 60px; right: -60px;
  width: 500px; height: 500px;
  background:
    linear-gradient(135deg, rgba(0,224,255,0.06) 0%, transparent 50%),
    radial-gradient(circle at 30% 40%, rgba(123,97,255,0.05), transparent 60%);
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
}

/* ═══════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 14px 28px;
  border-radius: var(--radius-xl);
  transition: all var(--duration-normal) var(--ease-out);
  cursor: pointer;
  border: none;
  position: relative;
  overflow: hidden;
}
.btn-primary {
  background: var(--accent);
  color: var(--text-inverse);
  box-shadow: 0 0 24px var(--accent-glow), inset 0 1px 0 rgba(255,255,255,0.15);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px var(--accent-glow), 0 8px 32px rgba(0,224,255,0.15);
}
.btn-secondary {
  background: var(--bg-glass);
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
}
.btn-secondary:hover {
  background: var(--bg-glass-hover);
  border-color: var(--border-accent);
  transform: translateY(-2px);
}
.btn-ghost {
  background: transparent;
  color: var(--accent);
  padding: 14px 0;
}
.btn-ghost:hover { text-decoration: underline; }

.btn svg, .btn .btn-arrow {
  transition: transform var(--duration-fast) var(--ease-out);
}
.btn:hover svg, .btn:hover .btn-arrow {
  transform: translateX(3px);
}

/* ═══════════════════════════════════════════
   SECTION STYLES
   ═══════════════════════════════════════════ */
.section {
  padding: var(--space-3xl) var(--space-lg);
  max-width: var(--max-width);
  margin: 0 auto;
}
.section-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-sm);
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin-bottom: var(--space-md);
}
.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 560px;
  line-height: 1.65;
  margin-bottom: var(--space-xl);
}

/* ═══════════════════════════════════════════
   FEATURED PROJECT CARDS
   ═══════════════════════════════════════════ */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--space-lg);
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--duration-normal) var(--ease-out);
  cursor: pointer;
  position: relative;
}
.project-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(0,224,255,0.04) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-out);
  pointer-events: none;
  z-index: 1;
}
.project-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.4), 0 0 0 1px var(--border-accent);
}
.project-card:hover::before { opacity: 1; }

.card-image {
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  position: relative;
}
.card-image img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}
.project-card:hover .card-image img {
  transform: scale(1.05);
}
.card-image .card-type-badge {
  position: absolute;
  top: var(--space-md); left: var(--space-md);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: rgba(7, 8, 13, 0.8);
  backdrop-filter: blur(12px);
  color: var(--accent);
  padding: 5px 12px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-accent);
  z-index: 2;
}

.card-body {
  padding: var(--space-lg);
  position: relative;
  z-index: 2;
}
.card-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-sm);
}
.card-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-md);
}
.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-subtle);
}
.card-date {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}
.card-tech {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
  justify-content: flex-end;
}
.tech-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 500;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  white-space: nowrap;
}

/* ═══════════════════════════════════════════
   CTA SECTION  (Home bottom)
   ═══════════════════════════════════════════ */
.cta-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl) 0;
}

/* ═══════════════════════════════════════════
   STATS BAR (Home)
   ═══════════════════════════════════════════ */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  padding: var(--space-2xl) var(--space-lg);
  max-width: var(--max-width);
  margin: 0 auto;
}
.stat-item {
  text-align: center;
  padding: var(--space-xl) var(--space-md);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: border-color var(--duration-normal) var(--ease-out);
}
.stat-item:hover { border-color: var(--border-accent); }
.stat-number {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: var(--space-sm);
}
.stat-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
}

@media (max-width: 768px) {
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .stats-bar { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════════
   SERVICES SECTION (Home)
   ═══════════════════════════════════════════ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-md);
}
.service-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-secondary));
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-out);
}
.service-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(0,0,0,0.3);
}
.service-card:hover::before { opacity: 1; }
.service-icon {
  font-size: 1.8rem;
  margin-bottom: var(--space-md);
  display: block;
}
.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}
.service-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ═══════════════════════════════════════════
   PORTFOLIO INDEX — Filter chips
   ═══════════════════════════════════════════ */
.filter-bar {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
}
.filter-chip {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  padding: 8px 18px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-subtle);
  background: var(--bg-glass);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  user-select: none;
}
.filter-chip:hover {
  border-color: var(--border-accent);
  color: var(--text-primary);
  background: var(--bg-glass-hover);
}
.filter-chip.active {
  background: var(--accent-dim);
  border-color: var(--border-accent);
  color: var(--accent);
}

/* ═══════════════════════════════════════════
   PROJECT DETAIL PAGE
   ═══════════════════════════════════════════ */
.detail-hero {
  width: 100%;
  max-height: 520px;
  overflow: hidden;
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-xl);
  position: relative;
}
.detail-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.detail-hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 50%;
  background: linear-gradient(to top, var(--bg-base), transparent);
  pointer-events: none;
}

.detail-header {
  margin-bottom: var(--space-xl);
}
.detail-header .detail-type {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-sm);
}
.detail-header h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.08;
  margin-bottom: var(--space-sm);
}
.detail-tagline {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.6;
}
.detail-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: rgba(52, 211, 153, 0.1);
  color: var(--accent-success);
  border: 1px solid rgba(52, 211, 153, 0.2);
  padding: 5px 14px;
  border-radius: var(--radius-xl);
  margin-top: var(--space-md);
}
.detail-status .dot {
  width: 6px; height: 6px;
  background: var(--accent-success);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

/* Quick links */
.quick-links {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-2xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--border-subtle);
}
.quick-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-medium);
  background: var(--bg-glass);
  transition: all var(--duration-fast) var(--ease-out);
}
.quick-link:hover {
  border-color: var(--border-accent);
  background: var(--bg-glass-hover);
  transform: translateY(-2px);
}
.quick-link svg {
  width: 16px; height: 16px;
  color: var(--accent);
}

/* Detail content */
.detail-content {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: var(--space-2xl);
}
@media (max-width: 900px) {
  .detail-content { grid-template-columns: 1fr; }
}

.detail-main h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}
.detail-main h2:first-child { margin-top: 0; }
.detail-main p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: var(--space-md);
}
.detail-main ul {
  margin-bottom: var(--space-md);
  padding-left: var(--space-lg);
}
.detail-main ul li {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.7;
  position: relative;
  padding-left: var(--space-md);
  margin-bottom: var(--space-sm);
}
.detail-main ul li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--accent);
}

/* Detail sidebar */
.detail-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}
.sidebar-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}
.sidebar-card h3 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  letter-spacing: -0.01em;
}
.sidebar-card .tech-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}
.sidebar-card .tech-list .tech-tag {
  font-size: 0.72rem;
  padding: 5px 12px;
}
.sidebar-card .info-row {
  display: flex;
  justify-content: space-between;
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.85rem;
}
.sidebar-card .info-row:last-child { border-bottom: none; }
.sidebar-card .info-row .label {
  color: var(--text-muted);
}
.sidebar-card .info-row .value {
  font-weight: 600;
  text-align: right;
}

/* ═══════════════════════════════════════════
   TIMELINE
   ═══════════════════════════════════════════ */
.timeline {
  position: relative;
  padding: var(--space-xl) 0;
  margin-top: var(--space-lg);
}
.timeline::before {
  content: '';
  position: absolute;
  left: 16px;
  top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), var(--accent-secondary), var(--border-subtle));
  border-radius: 2px;
}
.timeline-item {
  position: relative;
  padding-left: 48px;
  padding-bottom: var(--space-xl);
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-dot {
  position: absolute;
  left: 9px; top: 4px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--bg-base);
  border: 2px solid var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
}
.timeline-item.completed .timeline-dot {
  background: var(--accent);
}
.timeline-item.future .timeline-dot {
  border-color: var(--text-muted);
  box-shadow: none;
}
.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-bottom: 2px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.timeline-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 4px;
}
.timeline-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ═══════════════════════════════════════════
   SPECS GRID
   ═══════════════════════════════════════════ */
.specs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-md);
}
.spec-item {
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: border-color var(--duration-fast) var(--ease-out);
}
.spec-item:hover { border-color: var(--border-accent); }
.spec-icon {
  font-size: 1.4rem;
  margin-bottom: var(--space-sm);
}
.spec-item h4 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 4px;
}
.spec-item p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ═══════════════════════════════════════════
   BACK LINK
   ═══════════════════════════════════════════ */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  transition: color var(--duration-fast) var(--ease-out);
}
.back-link:hover { color: var(--accent); }
.back-link svg {
  width: 16px; height: 16px;
  transition: transform var(--duration-fast) var(--ease-out);
}
.back-link:hover svg { transform: translateX(-3px); }

/* ═══════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════ */
#main-footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-elevated);
  margin-top: var(--space-3xl);
}
.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-lg) var(--space-xl);
}
.footer-top {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--border-subtle);
}
.footer-brand .logo-icon,
.footer-brand .logo-text {
  display: inline;
}
.footer-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
}
.footer-tagline {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-top: var(--space-md);
  line-height: 1.6;
}
.footer-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}
.footer-col h4 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}
.footer-col a,
.footer-col span {
  display: block;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
  transition: color var(--duration-fast) var(--ease-out);
}
.footer-col a:hover { color: var(--accent); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  color: var(--text-muted);
}
.footer-status {
  display: flex;
  align-items: center;
  gap: 6px;
}
.status-dot {
  width: 6px; height: 6px;
  background: var(--accent-success);
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(52,211,153,0.4);
  animation: pulse 2s ease-in-out infinite;
}

@media (max-width: 768px) {
  .footer-top { grid-template-columns: 1fr; }
  .footer-columns { grid-template-columns: 1fr 1fr; gap: var(--space-lg); }
  .footer-bottom { flex-direction: column; gap: var(--space-sm); text-align: center; }
}

/* ═══════════════════════════════════════════
   SCROLL ANIMATIONS
   ═══════════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* stagger children */
.stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s var(--ease-out), transform 0.5s var(--ease-out);
}
.stagger.visible > *:nth-child(1) { transition-delay: 0.05s; }
.stagger.visible > *:nth-child(2) { transition-delay: 0.1s; }
.stagger.visible > *:nth-child(3) { transition-delay: 0.15s; }
.stagger.visible > *:nth-child(4) { transition-delay: 0.2s; }
.stagger.visible > *:nth-child(5) { transition-delay: 0.25s; }
.stagger.visible > *:nth-child(6) { transition-delay: 0.3s; }
.stagger.visible > * {
  opacity: 0;
  transform: translateY(20px);
}
.stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* ═══════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════ */
@media (max-width: 768px) {
  .hero { padding: var(--space-2xl) var(--space-md); }
  .section { padding: var(--space-2xl) var(--space-md); }
  .projects-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: clamp(2rem, 8vw, 3rem); }
}

/* Selection */
::selection {
  background: var(--accent-dim);
  color: var(--accent);
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-base);
}
::-webkit-scrollbar-thumb {
  background: var(--border-medium);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* ═══════════════════════════════════════════
   CONTACT PAGE
   ═══════════════════════════════════════════ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}
@media (max-width: 768px) {
  .contact-grid { grid-template-columns: 1fr; }
}
.contact-info h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
}
.contact-info p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-xl);
}
.contact-channels {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}
.contact-channel {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: border-color var(--duration-fast) var(--ease-out);
}
.contact-channel:hover { border-color: var(--border-accent); }
.contact-channel .ch-icon {
  font-size: 1.4rem;
  width: 44px; height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-dim);
  border-radius: var(--radius-md);
  flex-shrink: 0;
}
.contact-channel .ch-text .ch-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
}
.contact-channel .ch-text .ch-value {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

.contact-form-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}
.contact-form-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: var(--space-lg);
}
.form-group {
  margin-bottom: var(--space-md);
}
.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  outline: none;
  transition: border-color var(--duration-fast) var(--ease-out);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}
.form-group textarea {
  resize: vertical;
  min-height: 120px;
}
.form-group select option {
  background: var(--bg-elevated);
}

/* ═══════════════════════════════════════════
   TEAM PAGE
   ═══════════════════════════════════════════ */

/* Team values bar */
.team-values-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  padding: 0 var(--space-lg);
  max-width: var(--max-width);
  margin: 0 auto;
}
.team-value {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: border-color var(--duration-normal) var(--ease-out);
}
.team-value:hover { border-color: var(--border-accent); }
.tv-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}
.tv-text {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

@media (max-width: 900px) {
  .team-values-bar { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .team-values-bar { grid-template-columns: 1fr; }
}

/* Team grid */
.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}
@media (max-width: 768px) {
  .team-grid { grid-template-columns: 1fr; }
}

/* Team card */
.team-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}
.team-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-secondary));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration-normal) var(--ease-out);
}
.team-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.35), 0 0 0 1px var(--border-accent);
}
.team-card:hover::before {
  transform: scaleX(1);
}

/* Card header — avatar + identity */
.tc-header {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.tc-avatar {
  position: relative;
  width: 80px;
  height: 80px;
  flex-shrink: 0;
}
.tc-avatar img {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  position: relative;
  z-index: 1;
}
.tc-avatar-ring {
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background: conic-gradient(from 0deg, var(--accent), var(--accent-secondary), var(--accent));
  z-index: 0;
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-out);
}
.team-card:hover .tc-avatar-ring {
  opacity: 1;
}

.tc-name {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 2px;
}
.tc-role {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 500;
}

/* Focus area */
.tc-focus {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: var(--accent-dim);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-md);
  width: fit-content;
}
.tc-focus-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.tc-focus-value {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
}

/* Bio */
.tc-bio {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: var(--space-lg);
}

/* Skills */
.tc-skills {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-bottom: var(--space-lg);
}
.tc-skills .tech-tag {
  font-size: 0.68rem;
  padding: 4px 10px;
}

/* Social links */
.tc-links {
  display: flex;
  gap: var(--space-sm);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-subtle);
}
.tc-social {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  background: var(--bg-glass);
  color: var(--text-muted);
  transition: all var(--duration-fast) var(--ease-out);
}
.tc-social:hover {
  border-color: var(--border-accent);
  color: var(--accent);
  background: var(--accent-dim);
  transform: translateY(-2px);
}
.tc-social svg {
  width: 16px;
  height: 16px;
}

/* Hiring CTA block */
.team-cta {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  position: relative;
  overflow: hidden;
}
.team-cta::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-secondary), var(--accent-tertiary));
}
.team-cta::after {
  content: '';
  position: absolute;
  top: -50%; right: -20%;
  width: 60%; height: 200%;
  background: radial-gradient(ellipse, rgba(0,224,255,0.03) 0%, transparent 70%);
  pointer-events: none;
}
.team-cta-content {
  position: relative;
  z-index: 1;
}