/* ═══════════════════════════════════════════════════
   SBrophy-dev — Awwwards-Level Redesign
   Art Direction: Confident & Kinetic
   ═══════════════════════════════════════════════════ */

/* ── Design Tokens ── */
:root,
:root[data-theme="dark"] {
  /* Colour — High Contrast Dark (Awwwards SOTD style) */
  --bg: #0a0a0f;
  --surface: #111118;
  --surface-raised: #18181f;
  --surface-high: #222230;
  --border: #2a2a3a;
  --border-subtle: #1e1e2a;
  --text-1: #f0efe8;
  --text-2: #8a8a9a;
  --text-3: #55556a;
  --accent: #4f9cf9;
  --accent-dim: rgba(79, 156, 249, 0.10);
  --accent-dimmer: rgba(79, 156, 249, 0.05);
  --accent-hover: #74b3fc;
  --accent-glow: rgba(79, 156, 249, 0.15);

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.4);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.3);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.4);

  /* Type Scale — Fluid, dramatic contrast */
  --text-xs:      clamp(0.7rem, 0.65rem + 0.25vw, 0.8rem);
  --text-sm:      clamp(0.8rem, 0.75rem + 0.25vw, 0.9rem);
  --text-base:    clamp(0.95rem, 0.9rem + 0.25vw, 1.05rem);
  --text-lg:      clamp(1.1rem, 1rem + 0.5vw, 1.35rem);
  --text-xl:      clamp(1.4rem, 1.1rem + 1vw, 2rem);
  --text-2xl:     clamp(2rem, 1.2rem + 2.5vw, 3.25rem);
  --text-3xl:     clamp(2.5rem, 1rem + 4vw, 5rem);
  --text-display: clamp(3.5rem, 1rem + 8vw, 9rem);

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;
  --space-32: 128px;

  /* Motion */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
  --ease-in-expo: cubic-bezier(0.7, 0, 0.84, 0);
  --ease-in-out-expo: cubic-bezier(0.87, 0, 0.13, 1);
  --ease-out-back: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 200ms;
  --duration-base: 400ms;
  --duration-slow: 700ms;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  color-scheme: dark;
}

:root[data-theme="light"] {
  --bg: #f8f7f4;
  --surface: #ffffff;
  --surface-raised: #f2f1ee;
  --surface-high: #e8e7e2;
  --border: #dddcd6;
  --border-subtle: #eae9e4;
  --text-1: #0d0d0f;
  --text-2: #5a5a6a;
  --text-3: #9090a0;
  --accent: #1d6fd8;
  --accent-dim: rgba(29, 111, 216, 0.08);
  --accent-dimmer: rgba(29, 111, 216, 0.04);
  --accent-hover: #1558b5;
  --accent-glow: rgba(29, 111, 216, 0.1);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.04);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.06);
  color-scheme: light;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Satoshi', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--text-1);
  background-color: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
h1, h2, h3, h4, h5, h6 {
  font-family: 'Cabinet Grotesk', -apple-system, sans-serif;
  font-weight: 700;
  line-height: 1.1;
  color: var(--text-1);
}

/* ── Noise Texture Overlay (atmosphere) ── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  opacity: 0.03;
  pointer-events: none;
  mix-blend-mode: overlay;
  z-index: 9998;
}

/* ── Custom Cursor ── */
.cursor, .cursor-dot {
  position: fixed;
  pointer-events: none;
  z-index: 9999;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: opacity 300ms var(--ease-out-expo);
  will-change: transform;
}
.cursor {
  width: 36px; height: 36px;
  border: 1.5px solid rgba(240, 239, 232, 0.2);
  transition: width 300ms var(--ease-out-expo),
              height 300ms var(--ease-out-expo),
              background 300ms var(--ease-out-expo),
              border-color 300ms var(--ease-out-expo);
}
[data-theme="light"] .cursor { border-color: rgba(13, 13, 15, 0.15); }
.cursor-dot {
  width: 5px; height: 5px;
  background: var(--text-1);
}
.cursor.hover {
  width: 56px; height: 56px;
  background: var(--accent-dim);
  border-color: var(--accent);
}
@media (hover: none) { .cursor, .cursor-dot { display: none !important; } }

/* ── Preloader ── */
.preloader {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: var(--space-4);
}
.preloader-count {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-display);
  font-weight: 500;
  color: var(--accent);
  letter-spacing: -0.04em;
  line-height: 1;
}
.preloader-bar {
  width: 120px;
  height: 2px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
}
.preloader-bar-fill {
  height: 100%;
  width: 0%;
  background: var(--accent);
  transition: width 80ms linear;
}

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  transition: background-color 400ms var(--ease-out-expo),
              border-color 400ms var(--ease-out-expo),
              backdrop-filter 400ms var(--ease-out-expo);
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background-color: rgba(10, 10, 15, 0.85);
  border-bottom-color: var(--border);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
}
[data-theme="light"] .nav.is-scrolled {
  background-color: rgba(248, 247, 244, 0.85);
}
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
  height: 64px;
  display: flex;
  align-items: center;
  gap: var(--space-4);
}
.nav-logo {
  display: flex;
  align-items: center;
  transition: opacity 200ms var(--ease-out-expo);
  flex-shrink: 0;
}
.nav-logo:hover { opacity: 0.7; }
.nav-logo-svg { height: 32px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 0; margin-left: auto; }
.nav-link {
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--text-3);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition: color 200ms var(--ease-out-expo);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  position: relative;
}
.nav-link:hover { color: var(--text-1); }
.nav-link.is-active { color: var(--accent); }

.theme-toggle, .mode-toggle, .motion-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  color: var(--text-3);
  transition: color 200ms var(--ease-out-expo), background-color 200ms var(--ease-out-expo);
  flex-shrink: 0;
}
.theme-toggle:hover, .mode-toggle:hover, .motion-toggle:hover {
  color: var(--text-1);
  background-color: var(--surface-raised);
}
.theme-toggle svg, .mode-toggle svg, .motion-toggle svg { width: 18px; height: 18px; }

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

[data-mode="visual"] .icon-layout { display: none; }
[data-mode="visual"] .icon-terminal { display: block; }
[data-mode="terminal"] .icon-terminal { display: none; }
[data-mode="terminal"] .icon-layout { display: block; }
.icon-terminal { display: block; }
.icon-layout { display: none; }

[data-reduced-motion="false"] .icon-motion-on { display: block; }
[data-reduced-motion="false"] .icon-motion-off { display: none; }
[data-reduced-motion="true"] .icon-motion-on { display: none; }
[data-reduced-motion="true"] .icon-motion-off { display: block; }
.icon-motion-on { display: block; }
.icon-motion-off { display: none; }

.nav-mobile-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  color: var(--text-2);
  flex-shrink: 0;
}
.nav-mobile-toggle svg { width: 20px; height: 20px; }
.nav-mobile-toggle .icon-menu-close { display: none; }
.nav-mobile-toggle.is-open .icon-menu-open { display: none; }
.nav-mobile-toggle.is-open .icon-menu-close { display: block; }
.nav-mobile {
  display: none;
  padding: var(--space-3) var(--space-6) var(--space-4);
  border-top: 1px solid var(--border);
  background-color: var(--bg);
}
.nav-mobile.is-open { display: block; }
.nav-mobile ul { display: flex; flex-direction: column; gap: 0; }
.nav-mobile .nav-link { display: block; padding: var(--space-3) var(--space-3); }

/* ── Hero ── */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: var(--space-32) 0 var(--space-20);
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 20% 30%, rgba(79, 156, 249, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse 50% 60% at 80% 70%, rgba(79, 156, 249, 0.03) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}
[data-theme="light"] .hero::before {
  background:
    radial-gradient(ellipse 70% 50% at 20% 30%, rgba(29, 111, 216, 0.04) 0%, transparent 60%),
    radial-gradient(ellipse 50% 60% at 80% 70%, rgba(29, 111, 216, 0.02) 0%, transparent 60%);
}
.hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 200px;
  background: linear-gradient(to bottom, transparent, var(--bg));
  pointer-events: none;
  z-index: 2;
}
.network-canvas {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  pointer-events: auto;
  z-index: 1;
  opacity: 0.5;
}
[data-theme="light"] .network-canvas { opacity: 0.35; }

.hero-container {
  position: relative;
  z-index: 3;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* Hero elements start hidden for GSAP reveal */
.hero-badge,
.hero-logo,
.hero-name,
.hero-role,
.hero-tagline,
.hero-actions,
.hero-contact { visibility: hidden; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--text-2);
  background-color: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: var(--space-2) var(--space-3);
  margin-bottom: var(--space-8);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.hero-badge-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background-color: #22c55e;
  flex-shrink: 0;
  box-shadow: 0 0 8px rgba(34, 197, 94, 0.4);
}

.hero-logo { margin-bottom: var(--space-6); }
.hero-logo-svg { height: 72px; width: auto; }

.hero-name {
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: var(--text-display);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 0.95;
  color: var(--text-1);
  margin-bottom: var(--space-4);
}
.hero-name .line-wrap { overflow: hidden; display: block; }
.hero-name .line { display: block; }
.hero-name-accent { color: var(--accent); }

.hero-role {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-2);
  margin-bottom: var(--space-6);
  letter-spacing: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}
.hero-cmd-line {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.hero-output-line {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding-left: 1.1em;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 300ms ease, transform 300ms ease;
}
.hero-output-line.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.hero-role-prefix { color: var(--accent); }
.hero-output-arrow { color: var(--accent); opacity: 0.7; }
#typingCommand { color: var(--text-2); }
#typingOutput { color: var(--text-1); }
.typing-cursor {
  opacity: 0.7;
  animation: blink-cursor 1s step-end infinite;
  color: var(--accent);
  font-weight: 400;
}
@keyframes blink-cursor {
  0%, 50% { opacity: 0.7; }
  51%, 100% { opacity: 0; }
}

.hero-tagline {
  font-size: var(--text-lg);
  color: var(--text-2);
  line-height: 1.7;
  max-width: 600px;
  margin-bottom: var(--space-12);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-12);
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: 'Satoshi', sans-serif;
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  transition: transform 100ms var(--ease-out-expo),
              box-shadow 100ms var(--ease-out-expo);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}
.btn svg { width: 16px; height: 16px; flex-shrink: 0; }

.btn-primary {
  background-color: var(--accent);
  color: #0D0D0F;
  border: 1px solid var(--accent);
}
.btn-primary:hover {
  box-shadow: 0 0 0 1px var(--accent), 0 4px 20px var(--accent-glow);
}
.btn-primary:active {
  transform: translateY(2px);
  box-shadow: none;
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-1);
  border: 1px solid var(--border);
}
.btn-secondary:hover {
  border-color: var(--text-3);
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}
.btn-secondary:active {
  transform: translateY(2px);
}

.hero-contact { display: flex; align-items: center; gap: var(--space-6); flex-wrap: wrap; }
.hero-contact-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--text-3);
  transition: color 200ms var(--ease-out-expo);
}
.hero-contact-link:hover { color: var(--text-1); }
.hero-contact-link svg { width: 14px; height: 14px; flex-shrink: 0; }

/* ── Sections — Layout ── */
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 var(--space-6); }

.section { position: relative; }
.section-tight   { padding-block: clamp(var(--space-12), 5vw, var(--space-16)); }
.section-default { padding-block: clamp(var(--space-16), 8vw, var(--space-24)); }
.section-loose   { padding-block: clamp(var(--space-20), 10vw, var(--space-32)); }

/* Sticky left label layout */
.sticky-section {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: var(--space-16);
  align-items: start;
}
.sticky-label {
  position: sticky;
  top: calc(64px + var(--space-8));
}

/* Section headers */
.section-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  display: block;
  margin-bottom: var(--space-3);
}
.section-title {
  font-size: var(--text-xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-3);
}
.section-title .line-wrap { overflow: hidden; display: block; }
.section-title .line { display: block; }
.section-desc {
  font-size: var(--text-base);
  color: var(--text-2);
  max-width: 480px;
  line-height: 1.7;
}

/* ── Skills ── */
.skills-section { background-color: var(--surface); }
.skills-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-4); }
.skill-category {
  background-color: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: border-color 300ms var(--ease-out-expo),
              box-shadow 300ms var(--ease-out-expo);
}
.skill-category:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 0 30px var(--accent-glow);
}
.skill-category-header { display: flex; align-items: center; gap: var(--space-3); margin-bottom: var(--space-4); }
.skill-category-icon { display: flex; color: var(--accent); flex-shrink: 0; }
.skill-category-icon svg { width: 18px; height: 18px; }
.skill-category-header h3 { font-size: var(--text-sm); font-weight: 600; letter-spacing: -0.01em; }
.skill-pills { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.skill-pill {
  font-size: var(--text-xs);
  font-weight: 500;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-sm);
  background-color: var(--surface-high);
  border: 1px solid var(--border);
  color: var(--text-2);
  transition: border-color 200ms, color 200ms, transform 200ms var(--ease-out-back);
  white-space: nowrap;
}
.skill-pill:hover { border-color: var(--text-3); color: var(--text-1); transform: scale(1.08); }
.skill-pill-accent {
  background-color: var(--accent-dim);
  border-color: rgba(79, 156, 249, 0.3);
  color: var(--accent);
}
[data-theme="light"] .skill-pill-accent { border-color: rgba(29, 111, 216, 0.3); }

/* ── Experience / Timeline ── */
.experience-section { background-color: var(--bg); }
.timeline { position: relative; padding-left: 2rem; }
.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 0.5rem; bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent) 0%, var(--border) 60%, transparent 100%);
}
.timeline-item { position: relative; padding-bottom: var(--space-12); }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-marker {
  position: absolute;
  left: -2.3125rem;
  top: 0.275rem;
  width: 12px; height: 12px;
  border-radius: 50%;
  background-color: var(--accent);
  border: 2px solid var(--bg);
  box-shadow: 0 0 0 2px var(--border);
}
.timeline-item:first-child .timeline-marker {
  box-shadow: 0 0 0 3px rgba(79, 156, 249, 0.25), 0 0 16px rgba(79, 156, 249, 0.2);
}
.timeline-meta { display: flex; justify-content: space-between; align-items: flex-start; gap: var(--space-4); margin-bottom: var(--space-4); flex-wrap: wrap; }
.timeline-role-info { display: flex; align-items: baseline; flex-wrap: wrap; gap: var(--space-1) var(--space-3); }
.timeline-role { font-size: var(--text-lg); font-weight: 700; letter-spacing: -0.02em; }
.timeline-company { font-size: var(--text-base); font-weight: 600; color: var(--accent); }
.timeline-location {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  font-size: var(--text-xs);
  color: var(--text-3);
  font-family: 'JetBrains Mono', monospace;
}
.timeline-location svg { width: 11px; height: 11px; }
.timeline-dates {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-xs);
  color: var(--text-3);
  white-space: nowrap;
  flex-shrink: 0;
}
.timeline-dates svg { width: 12px; height: 12px; }
.timeline-bullets { display: flex; flex-direction: column; gap: var(--space-3); }
.timeline-bullets li {
  position: relative;
  padding-left: 1.2rem;
  font-size: var(--text-base);
  color: var(--text-2);
  line-height: 1.65;
}
.timeline-bullets li::before {
  content: '';
  position: absolute;
  left: 0; top: 0.65em;
  width: 5px; height: 5px;
  border-radius: 50%;
  background-color: var(--accent);
  opacity: 0.5;
}

/* ── Projects — Grid Layout ── */
.projects-section {
  background-color: var(--surface);
}
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-2);
}
.project-card {
  width: 100%;
  background-color: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: border-color 300ms var(--ease-out-expo),
              box-shadow 300ms var(--ease-out-expo);
}
.project-card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 0 40px var(--accent-glow), 0 16px 48px rgba(0,0,0,0.3);
}
[data-theme="light"] .project-card:hover {
  box-shadow: 0 0 0 1px var(--accent), 0 0 40px var(--accent-glow), 0 16px 48px rgba(0,0,0,0.08);
}
.project-card-no-img {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, var(--surface-high) 0%, var(--surface-raised) 100%);
  border-bottom: 1px solid var(--border);
}
.project-card-no-img-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  opacity: 0.5;
}
.project-card-no-img-inner svg {
  width: 48px; height: 48px;
  color: var(--accent);
}
.project-card-no-img-inner span {
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-xs);
  color: var(--text-3);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.project-github-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--text-3);
  margin-top: var(--space-3);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background-color: var(--surface-high);
  transition: color 200ms, border-color 200ms;
}
.project-github-link:hover { color: var(--accent); border-color: var(--accent); }
.project-github-link svg { width: 13px; height: 13px; flex-shrink: 0; }
.project-github-link-wip {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

/* Carousel */
.project-carousel {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background-color: var(--surface-high);
}
.project-carousel-track {
  display: flex;
  height: 100%;
  transition: transform 0.5s var(--ease-out-expo);
}
.project-carousel-track img {
  min-width: 100%; width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  user-select: none;
  -webkit-user-drag: none;
}
.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 34px; height: 34px;
  border-radius: 50%;
  background-color: rgba(10, 10, 15, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 200ms, background-color 200ms, transform 200ms;
  z-index: 2;
  backdrop-filter: blur(8px);
}
[data-theme="light"] .carousel-btn {
  background-color: rgba(255, 255, 255, 0.7);
  border-color: var(--border);
  color: var(--text-1);
}
.carousel-btn:hover { background-color: rgba(10, 10, 15, 0.8); transform: translateY(-50%) scale(1.1); }
.project-carousel:hover .carousel-btn { opacity: 1; }
.carousel-prev { left: 0.75rem; }
.carousel-next { right: 0.75rem; }
.carousel-dots {
  position: absolute;
  bottom: 0.75rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--space-1);
  z-index: 2;
}
.carousel-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.3);
  border: none; padding: 0; cursor: pointer;
  transition: background-color 200ms, transform 200ms;
}
[data-theme="light"] .carousel-dot { background-color: rgba(0, 0, 0, 0.2); }
.carousel-dot.is-active { background-color: var(--accent); transform: scale(1.4); }

.project-info { padding: var(--space-6); }
.project-header { margin-bottom: var(--space-3); }
.project-name { font-size: var(--text-lg); font-weight: 700; letter-spacing: -0.02em; margin-bottom: var(--space-2); }
.project-tags { display: flex; flex-wrap: wrap; gap: var(--space-1); }
.project-tag {
  font-size: var(--text-xs);
  font-weight: 500;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  background-color: var(--surface-high);
  border: 1px solid var(--border);
  color: var(--text-2);
  white-space: nowrap;
}
.project-tag-accent {
  background-color: var(--accent-dim);
  border-color: rgba(79, 156, 249, 0.3);
  color: var(--accent);
}
.project-desc { font-size: var(--text-sm); color: var(--text-2); line-height: 1.7; }

/* ── Certifications ── */
.certs-section { background-color: var(--bg); }
.certs-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-3); }
.cert-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  background-color: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  transition: border-color 200ms, box-shadow 200ms;
}
.cert-card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 0 24px var(--accent-glow);
}
.cert-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  background-color: var(--accent-dim);
  color: var(--accent);
  flex-shrink: 0;
}
.cert-icon svg { width: 18px; height: 18px; }
.cert-content { flex: 1; min-width: 0; }
.cert-name { font-size: var(--text-sm); font-weight: 600; letter-spacing: -0.01em; margin-bottom: var(--space-1); line-height: 1.35; }
.cert-issuer { font-family: 'JetBrains Mono', monospace; font-size: var(--text-xs); color: var(--text-3); }

/* ── Education ── */
.education-section { background-color: var(--surface); }
.education-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-4); }
.edu-card {
  background-color: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: border-color 200ms, box-shadow 200ms;
}
.edu-card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 0 24px var(--accent-glow);
}
.edu-header { display: flex; justify-content: space-between; align-items: flex-start; gap: var(--space-4); margin-bottom: var(--space-2); }
.edu-degree { font-size: var(--text-base); font-weight: 700; letter-spacing: -0.01em; line-height: 1.25; margin-bottom: var(--space-2); }
.edu-grade {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--accent);
  background-color: var(--accent-dim);
  border: 1px solid rgba(79, 156, 249, 0.25);
  padding: var(--space-1) var(--space-3);
  border-radius: 100px;
  white-space: nowrap;
}
.edu-dates { font-family: 'JetBrains Mono', monospace; font-size: var(--text-xs); color: var(--text-3); white-space: nowrap; flex-shrink: 0; }
.edu-institution { font-size: var(--text-sm); color: var(--text-2); margin-bottom: var(--space-4); }
.edu-subjects { display: flex; flex-wrap: wrap; gap: var(--space-1); }
.edu-subject {
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--text-3);
  background-color: var(--surface-high);
  border: 1px solid var(--border-subtle);
  padding: var(--space-1) var(--space-2);
  border-radius: 4px;
}

/* ── About ── */
.about-section { background-color: var(--bg); }
.about-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
  margin-top: var(--space-8);
}
.about-content { max-width: 600px; }
.about-text {
  font-size: var(--text-lg);
  color: var(--text-2);
  line-height: 1.8;
  margin-bottom: var(--space-6);
}
.about-text:last-child { margin-bottom: 0; }

/* About — Orbit Visual */
.about-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}
.about-orbit {
  position: relative;
  width: 320px;
  height: 320px;
}
.about-orbit-core {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
  filter: drop-shadow(0 0 20px var(--accent-glow));
}
.about-orbit-ring {
  position: absolute;
  top: 50%; left: 50%;
  border: 1px solid var(--border);
  border-radius: 50%;
}
.about-orbit-ring--1 {
  width: 220px; height: 220px;
  margin-left: -110px; margin-top: -110px;
  animation: orbit-spin 16s linear infinite;
}
.about-orbit-ring--2 {
  width: 310px; height: 310px;
  margin-left: -155px; margin-top: -155px;
  animation: orbit-spin 24s linear infinite reverse;
}
@keyframes orbit-spin { to { transform: rotate(360deg); } }

.orbit-node {
  position: absolute;
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  background: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: 50%;
  /* Counter-rotate so emoji stays upright */
  animation: orbit-counter-spin 16s linear infinite;
}
.about-orbit-ring--2 .orbit-node {
  animation: orbit-counter-spin 24s linear infinite reverse;
}
@keyframes orbit-counter-spin { to { transform: rotate(-360deg); } }

/* Position nodes around the ring */
.about-orbit-ring--1 .orbit-node:nth-child(1) { top: -18px; left: calc(50% - 18px); }
.about-orbit-ring--1 .orbit-node:nth-child(2) { bottom: -18px; left: -18px; }
.about-orbit-ring--1 .orbit-node:nth-child(3) { bottom: -18px; right: -18px; }
.about-orbit-ring--2 .orbit-node:nth-child(1) { top: -18px; left: calc(50% - 18px); }
.about-orbit-ring--2 .orbit-node:nth-child(2) { bottom: 20px; left: -18px; }

/* ── Contact ── */
.contact-section { background-color: var(--surface); }
.contact-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-3); }
.contact-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  background-color: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  transition: border-color 200ms, box-shadow 200ms;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
}
.contact-card-reveal:hover,
.contact-card-reveal:focus-visible {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 0 24px var(--accent-glow);
  outline: none;
}
.contact-card svg { width: 20px; height: 20px; color: var(--accent); margin-bottom: var(--space-1); }
.contact-label { font-family: 'JetBrains Mono', monospace; font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-3); }

/* Hidden state — value is invisible, hint is shown */
.contact-value { font-size: var(--text-base); font-weight: 500; color: var(--text-1); word-break: break-all; }
.contact-value-hidden {
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  transform: translateY(-4px);
  transition: opacity 300ms var(--ease-out-expo),
              max-height 300ms var(--ease-out-expo),
              transform 300ms var(--ease-out-expo);
}
.contact-reveal-hint {
  font-size: var(--text-xs);
  color: var(--accent);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.05em;
  opacity: 0.7;
  transition: opacity 200ms;
}

/* Revealed state */
.contact-card-reveal.is-revealed .contact-value-hidden {
  opacity: 1;
  max-height: 3em;
  transform: translateY(0);
  aria-hidden: false;
}
.contact-card-reveal.is-revealed .contact-reveal-hint {
  opacity: 0;
  max-height: 0;
  overflow: hidden;
}

/* ── Marquee ── */
.marquee-section {
  padding-block: var(--space-8);
  overflow: hidden;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 30s linear infinite;
}
.marquee-track:hover { animation-play-state: paused; }
.marquee-item {
  white-space: nowrap;
  padding-inline: var(--space-8);
  font-family: 'Cabinet Grotesk', sans-serif;
  font-size: var(--text-3xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-3);
  opacity: 0.3;
  transition: opacity 200ms, color 200ms;
}
.marquee-item:hover { opacity: 1; color: var(--accent); }
.marquee-sep {
  padding-inline: var(--space-4);
  color: var(--accent);
  opacity: 0.3;
  font-size: var(--text-xl);
  display: flex;
  align-items: center;
}

/* ── Footer ── */
.footer { background-color: var(--surface); border-top: 1px solid var(--border); padding: var(--space-6) 0; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); flex-wrap: wrap; }
.footer-left { display: flex; flex-direction: column; gap: var(--space-1); }
.footer-name { display: flex; align-items: center; }
.footer-logo-svg { height: 18px; width: auto; }
.footer-copy { font-size: var(--text-xs); color: var(--text-3); }
.footer-right { display: flex; align-items: center; gap: var(--space-3); }
.footer-icon-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  border-radius: var(--radius-sm);
  color: var(--text-3);
  border: 1px solid var(--border);
  transition: color 200ms, border-color 200ms;
}
.footer-icon-link:hover { color: var(--text-1); border-color: var(--text-3); }
.footer-icon-link svg { width: 15px; height: 15px; }
.footer-built {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-xs);
  color: var(--text-3);
  padding-left: var(--space-3);
  border-left: 1px solid var(--border);
}
.footer-claude-icon {
  width: 18px;
  height: 18px;
  animation: claude-pulse 3s ease-in-out infinite;
}
@keyframes claude-pulse {
  0%, 100% { transform: scale(1) rotate(0deg); opacity: 0.85; }
  50% { transform: scale(1.15) rotate(8deg); opacity: 1; filter: drop-shadow(0 0 6px rgba(217, 119, 87, 0.5)); }
}

/* ── Scroll Progress ── */
.scroll-progress {
  position: fixed;
  top: 64px; left: 0;
  height: 2px;
  background-color: var(--accent);
  width: 0;
  opacity: 0;
  z-index: 999;
  pointer-events: none;
  transform-origin: left;
}

/* ── Terminal (preserved) ── */
.terminal {
  position: fixed;
  inset: 64px 0 0;
  background-color: var(--bg);
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--text-1);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  z-index: 100;
}
.terminal[hidden] { display: none; }
.terminal-output { flex: 1; overflow-y: auto; padding: var(--space-6); white-space: pre-wrap; word-break: break-word; }
.terminal-input-line {
  display: flex;
  align-items: center;
  padding: var(--space-3) var(--space-6);
  border-top: 1px solid var(--border);
  gap: var(--space-2);
  background-color: var(--surface);
}
.terminal-prompt { color: var(--accent); flex-shrink: 0; font-weight: 500; }
.terminal-input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-1);
  font-family: inherit;
  font-size: inherit;
  outline: none;
  caret-color: var(--accent);
  min-width: 0;
}
.terminal-input::placeholder { color: var(--text-3); }
.terminal-input:disabled { opacity: 0.5; cursor: not-allowed; }

@keyframes cursor-blink { 0%, 50% { opacity: 1; } 51%, 100% { opacity: 0; } }
.terminal-cursor {
  display: inline-block;
  width: 8px; height: 1.2em;
  background-color: var(--accent);
  animation: cursor-blink 1s step-end infinite;
  vertical-align: text-bottom;
  margin-left: 2px;
}
.terminal-cursor.typing { animation: none; opacity: 1; }
.terminal-cursor.paused { animation-play-state: paused; }

.terminal-header { color: var(--accent); font-weight: 500; }
.terminal-section { color: var(--accent); text-transform: uppercase; font-weight: 600; letter-spacing: 0.05em; }
.terminal-bullet { color: var(--text-2); }
.terminal-link { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }
.terminal-link:hover { color: var(--accent-hover); }
.terminal-error { color: #ef4444; font-weight: 500; }
.terminal-banner { color: var(--accent); font-weight: 500; white-space: pre; line-height: 1.2; }
.terminal-loading { display: inline-flex; align-items: center; gap: var(--space-2); color: var(--text-2); }
.terminal-loading::after {
  content: '';
  display: inline-block;
  width: 8px; height: 8px;
  border: 2px solid var(--text-3);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: terminal-spin 0.8s linear infinite;
}
@keyframes terminal-spin { to { transform: rotate(360deg); } }

.terminal::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(255, 255, 255, 0.02) 2px, rgba(255, 255, 255, 0.02) 4px);
  pointer-events: none;
  z-index: 1;
}
[data-theme="light"] .terminal::after {
  background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0, 0, 0, 0.06) 2px, rgba(0, 0, 0, 0.06) 4px);
}
@keyframes glitch {
  0% { transform: translate(0); filter: none; }
  5% { transform: translate(-4px, 3px); filter: hue-rotate(90deg) saturate(1.8); }
  10% { transform: translate(4px, -3px); filter: hue-rotate(-90deg) saturate(1.8); }
  20% { transform: translate(3px, -4px); filter: hue-rotate(-45deg); }
  100% { transform: translate(0); filter: none; }
}
.terminal.glitching { animation: glitch 600ms ease-out; }
.matrix-canvas { position: absolute; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; z-index: 0; opacity: 0.6; }

/* Toast */
.toast-container { position: fixed; bottom: var(--space-6); right: var(--space-6); display: flex; flex-direction: column; gap: var(--space-3); z-index: 1100; pointer-events: none; }
.toast {
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background-color: var(--surface-raised);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  transform: translateX(100%); opacity: 0;
  transition: transform 200ms var(--ease-out-expo), opacity 200ms;
  pointer-events: auto;
  max-width: 350px; min-width: 250px;
}
.toast-visible { transform: translateX(0); opacity: 1; }
.toast-message { font-size: var(--text-sm); color: var(--text-1); line-height: 1.4; flex: 1; }
.toast-close { display: flex; align-items: center; justify-content: center; padding: var(--space-1); color: var(--text-3); cursor: pointer; border-radius: 4px; }
.toast-close:hover { color: var(--text-1); }
.toast-info { border-left: 3px solid var(--text-2); }
.toast-success { border-left: 3px solid #10B981; }
.toast-error { border-left: 3px solid #EF4444; }
.toast-warning { border-left: 3px solid #F59E0B; }

.particle { position: fixed; border-radius: 50%; pointer-events: none; z-index: 9999; }
.konami-active { animation: konami-rainbow 5s ease-in-out; }
@keyframes konami-rainbow { 0% { filter: hue-rotate(0deg); } 50% { filter: hue-rotate(180deg); } 100% { filter: hue-rotate(360deg); } }

/* ── Responsive — Tablet ── */
@media (max-width: 900px) {
  .sticky-section { grid-template-columns: 1fr; gap: var(--space-8); }
  .sticky-label { position: static; }
  .skills-grid { grid-template-columns: 1fr; }
  .certs-grid { grid-template-columns: repeat(2, 1fr); }
  .education-grid { grid-template-columns: 1fr; }
  .contact-cards { grid-template-columns: 1fr; }
  .about-layout { grid-template-columns: 1fr; gap: var(--space-8); }
  .about-visual { justify-content: center; }
  .about-orbit { width: 260px; height: 260px; }
  .about-orbit-ring--1 { width: 180px; height: 180px; margin-left: -90px; margin-top: -90px; }
  .about-orbit-ring--2 { width: 250px; height: 250px; margin-left: -125px; margin-top: -125px; }
  .projects-grid { grid-template-columns: 1fr; }
}

/* ── Responsive — Mobile ── */
@media (max-width: 640px) {
  .nav-links { display: none; }
  .nav-mobile-toggle { display: flex; }
  .hero { padding: calc(var(--space-24) + 16px) 0 var(--space-12); min-height: auto; }
  .hero-logo-svg { height: 56px; }
  .nav-logo-svg { height: 26px; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .hero-contact { flex-direction: column; align-items: flex-start; gap: var(--space-3); }
  .certs-grid { grid-template-columns: 1fr; }
  .timeline-meta { flex-direction: column; gap: var(--space-1); }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .terminal { font-size: 16px; }
  .terminal-output { padding: var(--space-4); }
  .terminal-input-line { padding: var(--space-3) var(--space-4); }
  .terminal-input { min-height: 44px; }
  .toast-container { bottom: var(--space-4); right: var(--space-4); left: var(--space-4); }
  .toast { max-width: none; min-width: auto; }
  .project-info { padding: var(--space-4); }
  .marquee-item { font-size: var(--text-2xl); }
}

/* ── Reduced Motion ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .hero-badge, .hero-logo, .hero-name, .hero-role, .hero-tagline, .hero-actions, .hero-contact {
    visibility: visible !important;
    opacity: 1 !important;
    transform: none !important;
  }
  .network-canvas { display: none; }
  .typing-cursor { animation: none; opacity: 0.7; }
  .terminal-cursor { animation: none; opacity: 1; }
  .terminal.glitching { animation: none; }
  .terminal::after { display: none; }
  .matrix-canvas { display: none !important; }
  .particle { display: none !important; }
  .marquee-track { animation: none; }
  .cursor, .cursor-dot { display: none !important; }
  html { scroll-behavior: auto !important; }
  .preloader { display: none !important; }
  .about-orbit-ring, .orbit-node { animation: none !important; }
  .footer-claude-icon { animation: none !important; }
}

[data-reduced-motion="true"] {
  .hero-badge, .hero-logo, .hero-name, .hero-role, .hero-tagline, .hero-actions, .hero-contact {
    visibility: visible !important;
    opacity: 1 !important;
    transform: none !important;
  }
  .hero-badge-dot { animation: none !important; box-shadow: none !important; }
  .network-canvas { display: none !important; }
  .typing-cursor { animation: none !important; opacity: 0.7 !important; }
  .terminal-cursor { animation: none !important; opacity: 1 !important; }
  .terminal.glitching { animation: none !important; }
  .terminal::after { display: none !important; }
  .matrix-canvas { display: none !important; }
  .particle { display: none !important; }
  .marquee-track { animation: none !important; }
  .cursor, .cursor-dot { display: none !important; }
  .toast { transition: none !important; transform: translateX(0) !important; opacity: 1 !important; }
  .preloader { display: none !important; }
  .about-orbit-ring, .orbit-node { animation: none !important; }
  .footer-claude-icon { animation: none !important; }
  html { scroll-behavior: auto !important; }
}

/* ── Print ── */
@media print {
  .nav, .theme-toggle, .mode-toggle, .hero-actions, .terminal, .preloader, .cursor, .cursor-dot, .marquee-section { display: none; }
  .hero { min-height: auto; padding: 1rem 0; }
  * { animation: none !important; transition: none !important; }
  .hero-badge, .hero-logo, .hero-name, .hero-role, .hero-tagline, .hero-actions, .hero-contact {
    visibility: visible !important;
  }
}