/* =============================================
   ADITYA VERMA — Portfolio Styles
   Handcrafted · Minimal · Theme-aware
   ============================================= */

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

/* ----- LIGHT THEME (default) ----- */
:root {
  --font-hand: 'Edu VIC WA NT Hand', cursive, sans-serif;
  --font-serif: 'EB Garamond', Georgia, serif;

  --color-bg: #ffffff;
  --color-text: #0a0a0a;
  --color-text-secondary: #6b7280;
  --color-text-muted: #9ca3af;
  --color-border: #e5e5e5;
  --color-hover-bg: #f5f5f5;
  --color-nav-bg: rgba(255, 255, 255, 0.8);

  --nav-height: 56px;
  --layout-max: 1060px;
  --footer-max: 720px;

  --ease-out-expo: cubic-bezier(0.19, 1, 0.22, 1);
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --duration-slow: 0.8s;
  --duration-base: 0.4s;
  --duration-fast: 0.2s;
}

/* ----- CUSTOM THEMES ----- */
/* Each theme maps DaisyUI-inspired colors to our simpler variable system */

[data-theme="light"] {
  --color-bg: #ffffff;
  --color-text: #0a0a0a;
  --color-text-secondary: #6b7280;
  --color-text-muted: #9ca3af;
  --color-border: #e5e5e5;
  --color-hover-bg: #f5f5f5;
  --color-nav-bg: rgba(255, 255, 255, 0.8);
}

[data-theme="dark"] {
  --color-bg: #0d0d0d;
  --color-text: #e5e5e5;
  --color-text-secondary: #9ca3af;
  --color-text-muted: #6b7280;
  --color-border: #27272a;
  --color-hover-bg: #1a1a1a;
  --color-nav-bg: rgba(13, 13, 13, 0.85);
}

[data-theme="lofi"] {
  --color-bg: #f5f5f0;
  --color-text: #1a1a1a;
  --color-text-secondary: #6b7280;
  --color-text-muted: #a3a3a3;
  --color-border: #e0e0d8;
  --color-hover-bg: #eaeae4;
  --color-nav-bg: rgba(245, 245, 240, 0.85);
}

[data-theme="nord"] {
  --color-bg: #eceff4;
  --color-text: #2e3440;
  --color-text-secondary: #4c566a;
  --color-text-muted: #8f9bb3;
  --color-border: #d8dee9;
  --color-hover-bg: #e5e9f0;
  --color-nav-bg: rgba(236, 239, 244, 0.85);
}

[data-theme="dracula"] {
  --color-bg: #282a36;
  --color-text: #f8f8f2;
  --color-text-secondary: #bd93f9;
  --color-text-muted: #6272a4;
  --color-border: #44475a;
  --color-hover-bg: #343746;
  --color-nav-bg: rgba(40, 42, 54, 0.85);
}

[data-theme="retro"] {
  --color-bg: #f0e6d3;
  --color-text: #2d1b0e;
  --color-text-secondary: #6b4c2a;
  --color-text-muted: #a68b6b;
  --color-border: #d4c5a9;
  --color-hover-bg: #e8dcc7;
  --color-nav-bg: rgba(240, 230, 211, 0.85);
}

[data-theme="winter"] {
  --color-bg: #f0f4f8;
  --color-text: #1a202c;
  --color-text-secondary: #4a5568;
  --color-text-muted: #a0aec0;
  --color-border: #e2e8f0;
  --color-hover-bg: #e8edf4;
  --color-nav-bg: rgba(240, 244, 248, 0.85);
}

[data-theme="night"] {
  --color-bg: #1e293b;
  --color-text: #e2e8f0;
  --color-text-secondary: #94a3b8;
  --color-text-muted: #64748b;
  --color-border: #334155;
  --color-hover-bg: #273449;
  --color-nav-bg: rgba(30, 41, 59, 0.85);
}

[data-theme="coffee"] {
  --color-bg: #20161f;
  --color-text: #e6d5c3;
  --color-text-secondary: #a68b6b;
  --color-text-muted: #735c47;
  --color-border: #3c2a2a;
  --color-hover-bg: #2a1f22;
  --color-nav-bg: rgba(32, 22, 31, 0.85);
}

[data-theme="sunset"] {
  --color-bg: #fde8d0;
  --color-text: #2d1b0e;
  --color-text-secondary: #c2410c;
  --color-text-muted: #d97747;
  --color-border: #f5d0b0;
  --color-hover-bg: #fce0c0;
  --color-nav-bg: rgba(253, 232, 208, 0.85);
}

[data-theme="forest"] {
  --color-bg: #171d1b;
  --color-text: #e5e5e5;
  --color-text-secondary: #6b8f71;
  --color-text-muted: #4a6b50;
  --color-border: #2a332e;
  --color-hover-bg: #1f2823;
  --color-nav-bg: rgba(23, 29, 27, 0.85);
}

[data-theme="cupcake"] {
  --color-bg: #faf7f5;
  --color-text: #291334;
  --color-text-secondary: #8b5cf6;
  --color-text-muted: #d8b4fe;
  --color-border: #e9e0e8;
  --color-hover-bg: #f3edf2;
  --color-nav-bg: rgba(250, 247, 245, 0.85);
}

[data-theme="bumblebee"] {
  --color-bg: #fef9c3;
  --color-text: #1a1a2e;
  --color-text-secondary: #92400e;
  --color-text-muted: #d97706;
  --color-border: #fde68a;
  --color-hover-bg: #fef08a;
  --color-nav-bg: rgba(254, 249, 195, 0.85);
}

[data-theme="emerald"] {
  --color-bg: #ecfdf5;
  --color-text: #064e3b;
  --color-text-secondary: #047857;
  --color-text-muted: #6ee7b7;
  --color-border: #d1fae5;
  --color-hover-bg: #d1fae5;
  --color-nav-bg: rgba(236, 253, 245, 0.85);
}

[data-theme="corporate"] {
  --color-bg: #f8fafc;
  --color-text: #0f172a;
  --color-text-secondary: #475569;
  --color-text-muted: #94a3b8;
  --color-border: #e2e8f0;
  --color-hover-bg: #f1f5f9;
  --color-nav-bg: rgba(248, 250, 252, 0.85);
}

[data-theme="synthwave"] {
  --color-bg: #1a1035;
  --color-text: #e0cffc;
  --color-text-secondary: #a78bfa;
  --color-text-muted: #7c3aed;
  --color-border: #2e1a5e;
  --color-hover-bg: #2a1a54;
  --color-nav-bg: rgba(26, 16, 53, 0.85);
}

[data-theme="cyberpunk"] {
  --color-bg: #0d0d0d;
  --color-text: #f5e942;
  --color-text-secondary: #2dd4bf;
  --color-text-muted: #06b6d4;
  --color-border: #1e293b;
  --color-hover-bg: #18181b;
  --color-nav-bg: rgba(13, 13, 13, 0.85);
}

[data-theme="valentine"] {
  --color-bg: #fdf2f8;
  --color-text: #831843;
  --color-text-secondary: #db2777;
  --color-text-muted: #f472b6;
  --color-border: #fce7f3;
  --color-hover-bg: #fce7f3;
  --color-nav-bg: rgba(253, 242, 248, 0.85);
}

[data-theme="halloween"] {
  --color-bg: #1a1a1a;
  --color-text: #fed7aa;
  --color-text-secondary: #ea580c;
  --color-text-muted: #c2410c;
  --color-border: #292524;
  --color-hover-bg: #231f1c;
  --color-nav-bg: rgba(26, 26, 26, 0.85);
}

[data-theme="garden"] {
  --color-bg: #f0f7f0;
  --color-text: #1a2e1a;
  --color-text-secondary: #4a7c4a;
  --color-text-muted: #6b9b6b;
  --color-border: #dce8dc;
  --color-hover-bg: #e5f0e5;
  --color-nav-bg: rgba(240, 247, 240, 0.85);
}

[data-theme="aqua"] {
  --color-bg: #ecfeff;
  --color-text: #134e4a;
  --color-text-secondary: #0d9488;
  --color-text-muted: #5eead4;
  --color-border: #ccfbf1;
  --color-hover-bg: #ccfbf1;
  --color-nav-bg: rgba(236, 254, 255, 0.85);
}

[data-theme="pastel"] {
  --color-bg: #faf5ff;
  --color-text: #3b0764;
  --color-text-secondary: #9333ea;
  --color-text-muted: #c084fc;
  --color-border: #f3e8ff;
  --color-hover-bg: #f3e8ff;
  --color-nav-bg: rgba(250, 245, 255, 0.85);
}

[data-theme="fantasy"] {
  --color-bg: #faf5ff;
  --color-text: #1a1a2e;
  --color-text-secondary: #7c3aed;
  --color-text-muted: #a78bfa;
  --color-border: #ede9fe;
  --color-hover-bg: #ede9fe;
  --color-nav-bg: rgba(250, 245, 255, 0.85);
}

[data-theme="wireframe"] {
  --color-bg: #f5f5f5;
  --color-text: #1a1a1a;
  --color-text-secondary: #525252;
  --color-text-muted: #a3a3a3;
  --color-border: #e5e5e5;
  --color-hover-bg: #e5e5e5;
  --color-nav-bg: rgba(245, 245, 245, 0.85);
}

[data-theme="black"] {
  --color-bg: #000000;
  --color-text: #e5e5e5;
  --color-text-secondary: #a3a3a3;
  --color-text-muted: #525252;
  --color-border: #262626;
  --color-hover-bg: #1a1a1a;
  --color-nav-bg: rgba(0, 0, 0, 0.85);
}

[data-theme="luxury"] {
  --color-bg: #0a0a0a;
  --color-text: #e3c97f;
  --color-text-secondary: #b8963e;
  --color-text-muted: #7a682b;
  --color-border: #1f1b12;
  --color-hover-bg: #181510;
  --color-nav-bg: rgba(10, 10, 10, 0.85);
}

[data-theme="cmyk"] {
  --color-bg: #f8fafc;
  --color-text: #0f172a;
  --color-text-secondary: #06b6d4;
  --color-text-muted: #ec4899;
  --color-border: #e2e8f0;
  --color-hover-bg: #f1f5f9;
  --color-nav-bg: rgba(248, 250, 252, 0.85);
}

[data-theme="autumn"] {
  --color-bg: #fdf6f0;
  --color-text: #2d1b0e;
  --color-text-secondary: #c2410c;
  --color-text-muted: #d97747;
  --color-border: #f5e0d0;
  --color-hover-bg: #fceddc;
  --color-nav-bg: rgba(253, 246, 240, 0.85);
}

[data-theme="business"] {
  --color-bg: #0f172a;
  --color-text: #e2e8f0;
  --color-text-secondary: #60a5fa;
  --color-text-muted: #3b82f6;
  --color-border: #1e293b;
  --color-hover-bg: #1a2332;
  --color-nav-bg: rgba(15, 23, 42, 0.85);
}

[data-theme="acid"] {
  --color-bg: #f7fee7;
  --color-text: #1a2e05;
  --color-text-secondary: #65a30d;
  --color-text-muted: #a3e635;
  --color-border: #ecfccb;
  --color-hover-bg: #ecfccb;
  --color-nav-bg: rgba(247, 254, 231, 0.85);
}

[data-theme="lemonade"] {
  --color-bg: #fffef5;
  --color-text: #1a1a0a;
  --color-text-secondary: #a16207;
  --color-text-muted: #eab308;
  --color-border: #fef9c3;
  --color-hover-bg: #fef9c3;
  --color-nav-bg: rgba(255, 254, 245, 0.85);
}

[data-theme="dim"] {
  --color-bg: #1a1d23;
  --color-text: #e2e8f0;
  --color-text-secondary: #94a3b8;
  --color-text-muted: #64748b;
  --color-border: #2d313a;
  --color-hover-bg: #252832;
  --color-nav-bg: rgba(26, 29, 35, 0.85);
}

[data-theme="caramellatte"] {
  --color-bg: #f5efe6;
  --color-text: #2d1b0e;
  --color-text-secondary: #8b6f47;
  --color-text-muted: #b8966e;
  --color-border: #e8dcc8;
  --color-hover-bg: #ede3d4;
  --color-nav-bg: rgba(245, 239, 230, 0.85);
}

[data-theme="abyss"] {
  --color-bg: #0d1117;
  --color-text: #c9d1d9;
  --color-text-secondary: #58a6ff;
  --color-text-muted: #8b949e;
  --color-border: #21262d;
  --color-hover-bg: #161b22;
  --color-nav-bg: rgba(13, 17, 23, 0.85);
}

[data-theme="silk"] {
  --color-bg: #f2eff5;
  --color-text: #2a2730;
  --color-text-secondary: #7c5cfc;
  --color-text-muted: #a78bfa;
  --color-border: #e2dce8;
  --color-hover-bg: #eae5f0;
  --color-nav-bg: rgba(242, 239, 245, 0.85);
}

[data-theme="procyon"] {
  --color-bg: #e3e3ed;
  --color-text: #2a2730;
  --color-text-secondary: #5c5a6e;
  --color-text-muted: #8f8da3;
  --color-border: #d1d1db;
  --color-hover-bg: #d1d1db;
  --color-nav-bg: rgba(227, 227, 237, 0.85);
}

/* ----- BASE ----- */
html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

html.no-js .reveal {
  opacity: 1 !important;
  transform: none !important;
}

body {
  font-family: var(--font-hand);
  font-size: 17px;
  line-height: 1.55;
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
  transition: background var(--duration-base) var(--ease-smooth),
              color var(--duration-base) var(--ease-smooth);
}

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

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

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

ul[role="list"] {
  list-style: none;
}

/* ----- TYPOGRAPHY ----- */
h1, h2, h3 {
  font-weight: 600;
  line-height: 1.15;
}

/* ----- NAVIGATION ----- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  background: var(--color-nav-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--duration-base) var(--ease-smooth),
              background var(--duration-base) var(--ease-smooth);
}

.nav.scrolled {
  border-bottom-color: var(--color-border);
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 1rem;
  font-weight: 600;
  transition: opacity var(--duration-fast) ease;
}

.nav-logo:hover {
  opacity: 0.6;
}

.nav-logo svg {
  flex-shrink: 0;
  opacity: 0.7;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-links {
  display: flex;
  gap: 24px;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  position: relative;
  padding: 4px 0;
  transition: color var(--duration-fast) ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1.5px;
  background: var(--color-text);
  transform: scaleX(0);
  transform-origin: right center;
  transition: transform var(--duration-base) var(--ease-out-expo);
}

.nav-link:hover {
  color: var(--color-text);
}

.nav-link:hover::after {
  transform: scaleX(1);
  transform-origin: left center;
}

/* ----- THEME LABEL ----- */
.theme-label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-muted);
  user-select: none;
  transition: color var(--duration-base) var(--ease-smooth);
}

@media (max-width: 540px) {
  .theme-label { display: none; }
}

/* ----- THEME PICKER ----- */
.theme-picker {
  position: relative;
}

.theme-picker-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: transparent;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--duration-fast) ease;
}

.theme-picker-btn:hover {
  color: var(--color-text);
  border-color: var(--color-text);
  background: var(--color-hover-bg);
}

.theme-picker-btn:active {
  transform: scale(0.95);
}

.theme-picker-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 200;
  display: none;
  width: 170px;
  max-height: 320px;
  overflow-y: auto;
  padding: 4px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
  transition: background var(--duration-base) var(--ease-smooth),
              border-color var(--duration-base) var(--ease-smooth);
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: var(--color-text-muted) transparent;
}

.theme-picker-menu.open {
  display: block;
}

.theme-picker-menu::-webkit-scrollbar {
  width: 4px;
}

.theme-picker-menu::-webkit-scrollbar-track {
  background: transparent;
}

.theme-picker-menu::-webkit-scrollbar-thumb {
  background: var(--color-text-muted);
  border-radius: 4px;
}

.theme-option {
  display: flex;
  align-items: center;
  gap: 6px;
  width: 100%;
  padding: 5px 8px;
  border: none;
  border-radius: 5px;
  background: transparent;
  color: var(--color-text-secondary);
  font-family: var(--font-hand);
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--duration-fast) ease;
  text-align: left;
}

.theme-option:hover {
  background: var(--color-hover-bg);
  color: var(--color-text);
}

.theme-option.active {
  color: var(--color-text);
  background: var(--color-hover-bg);
}

.theme-swatch {
  display: flex;
  gap: 2px;
  flex-shrink: 0;
}

.theme-swatch span {
  display: block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.06);
}

/* ----- SPLIT LAYOUT ----- */
.layout-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  max-width: 1060px;
  margin: 0 auto;
}

.layout-left {
  display: flex;
  flex-direction: column;
  padding: 0 28px;
  padding-top: var(--nav-height);
  border-right: 1px solid var(--color-border);
  transition: border-color var(--duration-base) var(--ease-smooth);
}

.layout-right {
  padding: 0 28px;
  padding-top: var(--nav-height);
}

.layout-left main {
  display: flex;
  flex-direction: column;
}

/* ----- SECTIONS ----- */
.section-header {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 24px;
}

.section-number {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.section-title {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--color-text);
}

/* ----- HERO ----- */
.hero {
  display: flex;
  align-items: center;
  padding: 32px 0;
}

.hero-text {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.hero-name {
  font-size: clamp(2.8rem, 8vw, 4.5rem);
  font-weight: 700;
  line-height: 1.08;
  max-width: 600px;
}

.hero-tagline {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.hero-bio {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
  max-width: 520px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

/* ----- BUTTONS ----- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  font-family: var(--font-hand);
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: 8px;
  cursor: pointer;
  transition: all var(--duration-base) var(--ease-out-expo);
  position: relative;
  overflow: hidden;
}

.btn span {
  position: relative;
  z-index: 1;
  transition: transform var(--duration-base) var(--ease-out-expo);
}

.btn svg {
  position: relative;
  z-index: 1;
}

.btn--primary {
  background: var(--color-text);
  color: var(--color-bg);
  border: 1.5px solid var(--color-text);
  transition: all var(--duration-base) var(--ease-out-expo),
              background var(--duration-base) var(--ease-smooth),
              border-color var(--duration-base) var(--ease-smooth);
}

.btn--primary:hover {
  opacity: 0.85;
  transform: translateY(-1px);
}

.btn--primary:active {
  transform: translateY(0);
}

.btn--secondary {
  background: transparent;
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
  transition: all var(--duration-base) var(--ease-out-expo),
              color var(--duration-base) var(--ease-smooth),
              border-color var(--duration-base) var(--ease-smooth),
              background var(--duration-base) var(--ease-smooth);
}

.btn--secondary:hover {
  border-color: var(--color-text);
  background: var(--color-hover-bg);
  transform: translateY(-1px);
}

.btn--secondary:active {
  transform: translateY(0);
}

/* ----- ABOUT ----- */
.about {
  padding: 32px 0;
  border-top: 1px solid var(--color-border);
  transition: border-color var(--duration-base) var(--ease-smooth);
}

.about-content p {
  font-family: var(--font-serif);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

/* ----- TECH STACK ----- */
.techstack {
  padding: 24px 0 32px;
  border-top: 1px solid var(--color-border);
  transition: border-color var(--duration-base) var(--ease-smooth);
}

.techstack .section-header {
  margin-bottom: 16px;
}

.techstack-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.techstack-grid span {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-muted);
  padding: 4px 10px;
  background: var(--color-hover-bg);
  border-radius: 4px;
  letter-spacing: -0.01em;
  transition: background var(--duration-base) var(--ease-smooth);
}

/* ----- PROJECTS ----- */
.projects {
  padding: 48px 0;
}

.projects-list {
  display: flex;
  flex-direction: column;
}

.project {
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
  transition: border-color var(--duration-base) var(--ease-smooth);
}

.project:first-child {
  padding-top: 0;
}

.project:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.project-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.project-title {
  font-size: 1.25rem;
  font-weight: 600;
}

.project-links {
  display: flex;
  gap: 6px;
  transition: all var(--duration-base) var(--ease-out-expo);
}

/* Only hide links on devices that support hover */
@media (hover: hover) {
  .project-links {
    opacity: 0;
    transform: translateY(2px);
  }

  .project:hover .project-links {
    opacity: 1;
    transform: translateY(0);
  }
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  transition: all var(--duration-fast) ease;
}

.project-link:hover {
  color: var(--color-text);
  border-color: var(--color-text);
  background: var(--color-hover-bg);
}

.project-link svg {
  width: 15px;
  height: 15px;
}

.project-description {
  font-family: var(--font-serif);
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--color-text-secondary);
  max-width: 580px;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 10px;
}

.project-tech span {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--color-text-muted);
  padding: 3px 8px;
  background: var(--color-hover-bg);
  border-radius: 4px;
  transition: background var(--duration-base) var(--ease-smooth);
}

/* ----- REVEAL ANIMATIONS ----- */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--duration-slow) var(--ease-out-expo),
              transform var(--duration-slow) var(--ease-out-expo);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }
.reveal-delay-4 { transition-delay: 0.32s; }
.reveal-delay-5 { transition-delay: 0.4s; }

/* ----- FOOTER / CONTACT ----- */
.footer {
  padding: 48px 24px 32px;
  max-width: var(--layout-max);
  margin: 0 auto;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
  transition: border-color var(--duration-base) var(--ease-smooth);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
}

.footer-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  transition: all var(--duration-fast) ease,
              color var(--duration-base) var(--ease-smooth),
              border-color var(--duration-base) var(--ease-smooth),
              background var(--duration-base) var(--ease-smooth);
}

.footer-link:hover {
  color: var(--color-text);
  border-color: var(--color-text);
  background: var(--color-hover-bg);
}

.footer-link svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
}

.footer-copy {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

/* ----- SKIP LINK ----- */
.skip-link {
  position: fixed;
  top: -100%;
  left: 16px;
  z-index: 200;
  padding: 10px 18px;
  background: var(--color-text);
  color: var(--color-bg);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: 8px;
  transition: top var(--duration-fast) ease;
}

.skip-link:focus {
  top: 16px;
}

/* ----- FOCUS STYLES ----- */
:focus-visible {
  outline: 2px solid var(--color-text);
  outline-offset: 2px;
  border-radius: 2px;
}

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

/* ----- RESPONSIVE ----- */

/* Tablet - collapse to single column */
@media (max-width: 820px) {
  .layout-split {
    grid-template-columns: 1fr;
    max-width: 100%;
  }

  .layout-left {
    border-right: none;
    padding: 0 20px;
    padding-top: var(--nav-height);
  }

  .layout-right {
    padding: 0 20px;
  }

  .hero {
    min-height: auto;
    padding: 40px 0 32px;
  }

  .hero-name {
    font-size: clamp(2.4rem, 10vw, 3.6rem);
  }

  .projects {
    padding: 40px 0 48px;
  }

  .about {
    padding: 24px 0;
  }

  .nav-links {
    gap: 16px;
  }

  .nav-link {
    font-size: 0.9rem;
  }
}

/* Mobile */
@media (max-width: 540px) {
  .hero-name {
    font-size: clamp(2rem, 12vw, 2.8rem);
  }

  .hero-tagline {
    font-size: 0.95rem;
  }

  .hero-bio {
    font-size: 0.95rem;
  }

  .hero-actions {
    flex-direction: column;
  }

  .btn {
    justify-content: center;
    padding: 12px 24px;
  }

  .nav-links {
    gap: 12px;
  }

  .nav-link {
    font-size: 0.85rem;
  }

  .section-title {
    font-size: 1.2rem;
  }

  .project {
    padding: 16px 0;
  }

  .project-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .project-links {
    opacity: 1;
    transform: none;
    margin-top: 6px;
  }

  .project-title {
    font-size: 1.1rem;
  }

  .project-description {
    font-size: 0.88rem;
  }

  .footer-links {
    flex-direction: column;
    width: 100%;
  }

  .footer-link {
    justify-content: center;
    width: 100%;
  }
}

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

  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* Print */
@media print {
  .nav { display: none; }
  .layout-split { grid-template-columns: 1fr; }
  .layout-left { border-right: none; }
  .hero { min-height: auto; padding: 40px 0; }
  .btn { border: 1px solid #000; }
  .project-links { opacity: 1; transform: none; }
}