/* ============================================
   DEVELOPER PORTFOLIO — CORE STYLES
   Aesthetic: minimalist alien-tech, 90s/2000s
   cyberpunk undertones, dimensional ambiguity
   ============================================ */

/* --- Ad container: collapse when empty / unfilled (prevents reserved gap) --- */
.ad-container ins.adsbygoogle { min-height: 0 !important; }
/* AdSense: hide if explicitly unfilled */
.ad-container:has(ins[data-ad-status="unfilled"]) {
  display: none !important;
  margin: 0 !important;
  padding: 0 !important;
  height: 0 !important;
}
/* Empty container with no rendered child = hide (collapses placeholder until ads.js fills it) */
.ad-container:empty {
  display: none !important;
  margin: 0 !important;
  padding: 0 !important;
  height: 0 !important;
}

/* --- Minimum Font Size --- */
*, *::before, *::after {
  font-size: max(inherit, 12px);
}
html { font-size: max(100%, 12px); }
body { font-size: max(1rem, 12px); }

/* Override for elements that intentionally use smaller sizes */
.stat-block__label,
.case-study__section-label,
.case-study__meta,
.stack-section__title,
.tag,
.tech-tag,
.card__category,
.status {
  font-size: max(0.6rem, 12px);
}

/* --- Ko-fi Footer Button --- */
.kofi-btn {
  display: inline-block;
  font-family: var(--font-mono, monospace);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #07070d;
  background: linear-gradient(135deg, #00ffc8, #a855f7);
  padding: 0.6rem 1.5rem;
  text-decoration: none;
  transition: box-shadow 0.3s, transform 0.2s;
  font-weight: 500;
}
.kofi-btn:hover {
  box-shadow: 0 0 20px rgba(0,255,200,0.4), 0 0 40px rgba(168,85,247,0.2);
  transform: translateY(-1px);
}

/* --- Page Transition --- */
.page-transition {
  position: fixed;
  inset: 0;
  background: var(--void, #07070d);
  z-index: 10000;
  opacity: 1;
  transition: opacity 0.3s ease;
  pointer-events: none;
}
.page-transition.loaded {
  opacity: 0;
}

/* --- Loading Indicator --- */
.page-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--teal, #00d4aa), var(--violet, #8b5cf6));
  z-index: 10001;
  transition: width 0.3s ease;
  box-shadow: 0 0 8px rgba(0, 212, 170, 0.4);
}
.page-loader.loading { width: 70%; }
.page-loader.done { width: 100%; opacity: 0; transition: width 0.2s ease, opacity 0.3s ease 0.2s; }

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

:root {
  /* Core palette */
  --void: #07070d;
  --deep: #0a0a14;
  --surface: #0f0f1a;
  --panel: #141422;
  --border: #1a1a30;
  --border-glow: #1e1e3a;

  /* Text */
  --text-primary: #c8c8d4;
  --text-secondary: #7a7a90;
  --text-dim: #4a4a60;
  --text-bright: #e8e8f0;

  /* Accents */
  --teal: #00d4aa;
  --teal-dim: #00a88440;
  --teal-glow: #00d4aa18;
  --violet: #8b5cf6;
  --violet-dim: #8b5cf640;
  --violet-glow: #8b5cf618;
  --amber: #d4a020;
  --amber-dim: #d4a02040;
  --rose: #c44a8a;

  /* Functional */
  --transition-fast: 0.15s ease;
  --transition-med: 0.3s ease;
  --transition-slow: 0.6s ease;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', 'Consolas', monospace;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Space Grotesk', var(--font-sans);

  /* Layout */
  --max-width: 1200px;
  --nav-height: 60px;
}

html {
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--border-glow) var(--void);
}

body {
  font-family: var(--font-sans);
  background: var(--void);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: var(--violet-dim);
  color: var(--text-bright);
}

a {
  color: var(--teal);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--text-bright);
}

/* --- Focus States (Accessibility) --- */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
.tab:focus-visible,
.btn:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}

/* Skip link for screen readers */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  padding: 0.75rem 1.5rem;
  background: var(--teal);
  color: var(--void);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  z-index: 10000;
  transition: top 0.2s ease;
}
.skip-link:focus {
  top: 0.5rem;
}

/* --- Scanline Overlay (global, subtle) --- */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.03) 2px,
    rgba(0, 0, 0, 0.03) 4px
  );
  pointer-events: none;
  z-index: 9999;
}

/* --- Ambient Grid Background --- */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, var(--teal-glow) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, var(--violet-glow) 0%, transparent 50%);
  pointer-events: none;
  z-index: -1;
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(7, 7, 13, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
}

.nav__logo {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-secondary);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav__logo-img {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.nav__logo .logo-accent {
  color: var(--teal);
}

.nav__logo::after {
  content: '▮';
  color: var(--teal);
  animation: cursor-blink 1.2s step-end infinite;
  margin-left: 2px;
  font-size: 0.75rem;
}

@keyframes cursor-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.nav__links {
  display: flex;
  gap: 2rem;
  list-style: none;
  align-items: center;
}

.nav__link {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color var(--transition-fast);
  position: relative;
}

.nav__link:hover {
  color: var(--text-bright);
}

.nav__link.active {
  color: var(--teal);
}

.nav__link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--teal);
  box-shadow: 0 0 8px var(--teal-dim);
}

/* Mobile menu */
.nav__toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.25rem;
  cursor: pointer;
  padding: 0.5rem;
  font-family: var(--font-mono);
}

@media (max-width: 768px) {
  .nav__toggle {
    display: block;
  }

  .nav__links {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(7, 7, 13, 0.95);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    border-bottom: 1px solid var(--border);
    transform: translateY(-100%);
    opacity: 0;
    transition: transform var(--transition-med), opacity var(--transition-med);
    pointer-events: none;
  }

  .nav__links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }
}

/* ============================================
   LAYOUT
   ============================================ */
.page {
  padding-top: var(--nav-height);
  min-height: 100vh;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 5rem 0;
}

.section--hero {
  padding: 8rem 0 5rem;
  position: relative;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
.heading-xl {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 300;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--text-bright);
}

.heading-lg {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 300;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--text-bright);
}

.heading-md {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.5vw, 1.6rem);
  font-weight: 400;
  line-height: 1.3;
  color: var(--text-bright);
}

.heading-sm {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.text-body {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text-primary);
  max-width: 65ch;
}

.text-dim {
  color: var(--text-dim);
}

.text-teal { color: var(--teal); }
.text-violet { color: var(--violet); }
.text-amber { color: var(--amber); }

/* Label / tag style */
.label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--teal);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.label::before {
  content: '//';
  color: var(--text-dim);
}

/* ============================================
   HERO SECTION (Home)
   ============================================ */
.hero {
  position: relative;
  min-height: calc(100vh - var(--nav-height));
  display: flex;
  align-items: center;
}

.hero__content {
  position: relative;
  z-index: 2;
}

.hero__subtitle {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
  letter-spacing: 0.2em;
  margin-top: 1.5rem;
  line-height: 1.8;
}

.hero__subtitle span {
  color: var(--text-secondary);
}

.hero__cta {
  margin-top: 3rem;
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Dimensional line decoration */
.hero__line {
  position: absolute;
  right: 5%;
  top: 20%;
  width: 1px;
  height: 60%;
  background: linear-gradient(
    180deg,
    transparent 0%,
    var(--border-glow) 20%,
    var(--teal-dim) 50%,
    var(--border-glow) 80%,
    transparent 100%
  );
  opacity: 0.5;
}

.hero__line::before {
  content: '';
  position: absolute;
  top: 50%;
  left: -3px;
  width: 7px;
  height: 7px;
  background: var(--teal);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--teal-dim);
  animation: pulse-dot 3s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 0.4; transform: scale(0.8); }
  50% { opacity: 1; transform: scale(1.2); }
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn:hover {
  border-color: var(--teal);
  color: var(--teal);
  box-shadow: 0 0 20px var(--teal-glow), inset 0 0 20px var(--teal-glow);
}

.btn--primary {
  border-color: var(--teal-dim);
  color: var(--teal);
}

.btn--primary:hover {
  background: var(--teal);
  color: var(--void);
  box-shadow: 0 0 30px var(--teal-dim);
}

.btn--ghost {
  border-color: transparent;
  color: var(--text-secondary);
}

.btn--ghost:hover {
  border-color: var(--border);
  color: var(--text-primary);
  box-shadow: none;
}

/* ============================================
   CARDS (Portfolio items)
   ============================================ */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 2rem;
  position: relative;
  transition: all var(--transition-med);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--teal-dim), transparent);
  opacity: 0;
  transition: opacity var(--transition-med);
}

.card:hover {
  border-color: var(--border-glow);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.card:hover::before {
  opacity: 1;
}

.card__category {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--violet);
  margin-bottom: 0.75rem;
}

.card__title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--text-bright);
  margin-bottom: 0.5rem;
}

.card__tagline {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-top: -0.25rem;
  margin-bottom: 0.75rem;
  font-style: italic;
}

.card__desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.tag {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  padding: 0.25rem 0.6rem;
  border: 1px solid var(--border);
  color: var(--text-dim);
  text-transform: uppercase;
}

.card .flex.justify-between {
  flex-wrap: wrap;
  gap: 0.4rem 1rem;
}

.card__link {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--teal);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: gap var(--transition-fast);
}

.card__link:hover {
  gap: 0.75rem;
}

.card__link::after {
  content: '\2192';
}

.card__link + .card__link {
  font-size: 0.6rem;
  color: var(--text-secondary);
}

.card__link + .card__link:hover {
  color: var(--teal);
}

/* Card accent variants */
.card--teal .card__category { color: var(--teal); }
.card--violet .card__category { color: var(--violet); }
.card--amber .card__category { color: var(--amber); }
.card--rose .card__category { color: var(--rose); }

/* --- New card layout: top-right status + platform/extras footer --- */
.card__status-top {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  z-index: 2;
}
.card__status-top::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 6px rgba(212,160,32,0.7);
  animation: pulse-amber 2s ease-in-out infinite;
}
@keyframes pulse-amber {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.card__category { padding-right: 9rem; }

.card__footer {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1.5rem;
  margin-top: auto;
  padding-top: 0.5rem;
  border-top: 1px solid rgba(255,255,255,0.04);
}

.card__platforms {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding-top: 1rem;
}

.card__platform {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  transition: color var(--transition-fast), gap var(--transition-fast);
}
.card__platform::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* Active = has a link */
a.card__platform {
  color: var(--text-primary);
}
a.card__platform::before {
  background: #22c55e;
  box-shadow: 0 0 8px rgba(34,197,94,0.6);
}
a.card__platform:hover {
  color: #22c55e;
  gap: 0.75rem;
}

/* N/A = span, not a link */
span.card__platform {
  color: var(--text-dim);
  opacity: 0.45;
}
span.card__platform::before {
  background: #3a3a4a;
  box-shadow: none;
}

.card__extras {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  align-items: flex-end;
  padding-top: 1rem;
}
.card__extras .card__link {
  font-size: 0.6rem;
  color: var(--text-secondary);
}
.card__extras .card__link:hover {
  color: var(--teal);
}
.card__extras .card__link::after { content: '\2192'; }

@media (max-width: 480px) {
  .card__status-top {
    position: static;
    margin-bottom: 0.5rem;
  }
  .card__category { padding-right: 0; }
  .card__footer { flex-direction: column; gap: 0.5rem; }
  .card__extras { align-items: flex-start; padding-top: 0.25rem; }
}

/* ============================================
   TABS
   ============================================ */
.tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2rem;
  overflow-x: auto;
  scrollbar-width: none;
}

.tabs::-webkit-scrollbar { display: none; }

.tab {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  padding: 0.75rem 1.25rem;
  cursor: pointer;
  border: none;
  background: none;
  position: relative;
  transition: color var(--transition-fast);
  white-space: nowrap;
}

.tab:hover {
  color: var(--text-secondary);
}

.tab.active {
  color: var(--teal);
}

.tab.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--teal);
  box-shadow: 0 0 8px var(--teal-dim);
}

.tab-content {
  display: none;
  animation: fadeIn 0.4s ease;
}

.tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   ABOUT PAGE
   ============================================ */
.about-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 4rem;
  align-items: start;
}

.about__bio {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.about__sidebar {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.about__block {
  border: 1px solid var(--border);
  padding: 1.5rem;
  background: var(--surface);
}

.about__block-title {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 1rem;
}

.about__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.about__list li {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  padding-left: 1rem;
  position: relative;
}

.about__list li::before {
  content: '\25B8';
  position: absolute;
  left: 0;
  color: var(--text-dim);
}

@media (max-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

/* ============================================
   CONNECT PAGE (Tabs: Social, Contact, etc.)
   ============================================ */
.connect-form {
  max-width: 600px;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  transition: border-color var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--teal-dim);
  box-shadow: 0 0 12px var(--teal-glow);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* Social links */
.social-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1rem;
}

.social-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem;
  border: 1px solid var(--border);
  background: var(--surface);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.social-link:hover {
  border-color: var(--border-glow);
  transform: translateX(4px);
}

.social-link__icon {
  font-size: 1.25rem;
  width: 2rem;
  text-align: center;
  color: var(--text-dim);
}

.social-link__label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  letter-spacing: 0.05em;
}

.social-link__handle {
  font-size: 0.75rem;
  color: var(--text-dim);
}

/* ============================================
   LAB PAGE
   ============================================ */
.lab-entry {
  border-left: 1px solid var(--border);
  padding: 1.5rem 0 1.5rem 2rem;
  position: relative;
  transition: border-color var(--transition-fast);
}

.lab-entry:hover {
  border-left-color: var(--teal-dim);
}

.lab-entry::before {
  content: '';
  position: absolute;
  left: -3px;
  top: 2rem;
  width: 5px;
  height: 5px;
  background: var(--border-glow);
  border-radius: 50%;
  transition: all var(--transition-fast);
}

.lab-entry:hover::before {
  background: var(--teal);
  box-shadow: 0 0 8px var(--teal-dim);
}

.lab-entry__date {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}

.lab-entry__title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--text-bright);
  margin-bottom: 0.5rem;
}

.lab-entry__excerpt {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ============================================
   GLITCH TEXT EFFECT (for headings)
   ============================================ */
.glitch {
  position: relative;
  display: inline-block;
}

.glitch:hover {
  animation: glitch-text 0.3s ease;
}

@keyframes glitch-text {
  0% { transform: translate(0); }
  20% { transform: translate(-2px, 1px); filter: hue-rotate(90deg); }
  40% { transform: translate(1px, -1px); }
  60% { transform: translate(-1px, 0); filter: hue-rotate(0deg); }
  80% { transform: translate(1px, 1px); }
  100% { transform: translate(0); }
}

/* ============================================
   DIVIDER / SEPARATOR
   ============================================ */
.divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  margin: 3rem 0;
}

/* Geometric accent */
.geo-accent {
  display: inline-block;
  width: 6px;
  height: 6px;
  border: 1px solid var(--teal-dim);
  transform: rotate(45deg);
  margin: 0 0.75rem;
  opacity: 0.5;
}

/* ============================================
   STATUS INDICATOR (for projects)
   ============================================ */
.status {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.status__dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 6px var(--teal-dim);
}

.status--active .status__dot { background: var(--teal); }
.status--dev .status__dot { background: var(--amber); }
.status--planned .status__dot { background: var(--violet); }

/* ============================================
   FOOTER
   ============================================ */
.footer {
  border-top: 1px solid var(--border);
  padding: 2rem;
  text-align: center;
}

.footer__text {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-dim);
  letter-spacing: 0.1em;
}

.footer__text .footer-accent {
  color: var(--text-secondary);
}

/* ============================================
   UTILITIES
   ============================================ */
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-6 { margin-top: 3rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 2rem; }
.gap-2 { gap: 1rem; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Stagger children */
.stagger > * {
  opacity: 0;
  transform: translateY(15px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.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 > *:nth-child(7) { transition-delay: 0.35s; }
.stagger.visible > *:nth-child(8) { transition-delay: 0.4s; }

.stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  .section { padding: 3rem 0; }
  .section--hero { padding: 5rem 0 3rem; }
  .container { padding: 0 1.25rem; }
  .card-grid { grid-template-columns: 1fr; }
  .hero__line { display: none; }

  /* Hero text breathing room */
  .heading-xl { font-size: clamp(2rem, 8vw, 2.8rem); }
  .hero__cta { flex-direction: column; align-items: stretch; }
  .hero__cta .btn { text-align: center; justify-content: center; }

  /* Tabs scroll horizontally, larger tap targets */
  .tabs { gap: 0; padding-bottom: 2px; }
  .tab { padding: 0.85rem 1rem; font-size: 0.65rem; }

  /* Social grid single column */
  .social-grid { grid-template-columns: 1fr; }

  /* Form inputs — larger touch targets */
  .form-group input,
  .form-group textarea,
  .form-group select {
    font-size: 1rem;
    padding: 0.85rem 1rem;
  }

  /* Buttons — minimum tap target 44px */
  .btn {
    padding: 0.85rem 1.5rem;
    min-height: 44px;
  }

  /* Lab entries — less indent on mobile */
  .lab-entry { padding-left: 1.25rem; }

  /* Footer breathing room */
  .footer { padding: 1.5rem 1.25rem; }
}

/* Small phones */
@media (max-width: 380px) {
  .container { padding: 0 1rem; }
  .nav { padding: 0 1rem; }
  .nav__logo { font-size: 0.75rem; }
  .card { padding: 1.5rem; }
}