/* === Custom Properties === */
:root {
  --bg: #e5e5e5;
  --paper: #fff;
  --text: #1a1a1a;
  --muted: #666;
  --accent: #0055ff;
  --accent-light: #e8f0fe;
  --divider: #e0e0e0;
  --tag-bg: #f0f0f0;
  --tag-text: #333;
  --font: 'JetBrains Mono', 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  --terminal-bg: #1a1a2e;
  --terminal-bar: #16162a;
}

/* === Dark Mode === */
[data-theme="dark"] {
  --bg: #111;
  --paper: #1a1a1a;
  --text: #e0e0e0;
  --muted: #999;
  --accent: #4d8eff;
  --accent-light: #1a2a4a;
  --divider: #333;
  --tag-bg: #2a2a2a;
  --tag-text: #ccc;
  --terminal-bg: #111;
  --terminal-bar: #0a0a0a;
}

[data-theme="dark"] .terminal { background: var(--terminal-bg); }
[data-theme="dark"] .terminal__bar { background: var(--terminal-bar); }
[data-theme="dark"] .form-card { background: #222; }
[data-theme="dark"] .version-toggle { box-shadow: 0 2px 8px rgba(0,0,0,0.4); }
[data-theme="dark"] .project-screenshot figcaption { background: var(--tag-bg); }
[data-theme="dark"] .hero h1::after { background: var(--accent); }
[data-theme="dark"] .glyph { color: rgba(0, 220, 255, 0.9); }

/* === Avatar Lightbox === */
.avatar-lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.avatar-lightbox.active {
  pointer-events: auto;
  opacity: 1;
}

.avatar-lightbox__backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  cursor: pointer;
}

[data-theme="dark"] .avatar-lightbox__backdrop {
  background: rgba(0, 0, 0, 0.85);
}

.avatar-lightbox__img {
  position: relative;
  z-index: 1;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--accent);
  box-shadow:
    0 0 0 8px rgba(0, 85, 255, 0.15),
    0 20px 60px rgba(0, 0, 0, 0.4);
  transform: scale(0.3) rotate(-10deg);
  opacity: 0;
  transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1),
              opacity 0.3s ease,
              box-shadow 0.4s ease;
  cursor: pointer;
}

.avatar-lightbox.active .avatar-lightbox__img {
  transform: scale(1) rotate(0deg);
  opacity: 1;
}

.avatar-lightbox__img:hover {
  box-shadow:
    0 0 0 12px rgba(0, 85, 255, 0.2),
    0 0 40px rgba(0, 85, 255, 0.15),
    0 24px 70px rgba(0, 0, 0, 0.5);
  transform: scale(1.05) rotate(0deg);
}

.avatar-lightbox.closing .avatar-lightbox__img {
  transform: scale(0.3) rotate(10deg);
  opacity: 0;
}

.avatar-lightbox__name {
  position: absolute;
  bottom: calc(50% - 180px);
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  opacity: 0;
  color: #fff;
  font-family: var(--font);
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-shadow: 0 2px 10px rgba(0,0,0,0.5);
  transition: opacity 0.4s 0.2s ease, transform 0.4s 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
  z-index: 1;
}

.avatar-lightbox.active .avatar-lightbox__name {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.avatar-lightbox__hint {
  position: absolute;
  bottom: calc(50% - 210px);
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.4);
  font-family: var(--font);
  font-size: 0.6875rem;
  opacity: 0;
  transition: opacity 0.4s 0.4s ease;
  z-index: 1;
}

.avatar-lightbox.active .avatar-lightbox__hint {
  opacity: 1;
}

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

/* Screen-reader only (visible to crawlers + assistive tech, hidden visually) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

body {
  font-family: var(--font);
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; transition: color 0.2s, text-decoration-color 0.2s; }
a:hover { text-decoration-thickness: 2px; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
hr { border: none; border-top: 1px solid var(--divider); margin: 0; }
h1, h2, h3 { line-height: 1.3; }

/* === Paper Container (centered document) === */
.paper {
  max-width: 950px;
  margin: 0 auto;
  background: var(--paper);
  min-height: 100vh;
  padding: 0 2.5rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1), 0 0 40px rgba(0,0,0,0.04);
  position: relative;
  z-index: 1;
}

/* === Header === */
.site-header {
  padding: 1.5rem 0 1rem;
  transition: padding 0.3s ease, box-shadow 0.3s ease;
}

.site-header--scrolled {
  padding: 0.75rem 0 0.5rem;
}

.site-header__row {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.avatar--header {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  animation: avatarFloat 4s ease-in-out infinite;
  box-shadow:
    0 4px 8px rgba(0,0,0,0.12),
    0 8px 24px rgba(0,0,0,0.08),
    0 16px 40px rgba(0, 85, 255, 0.06);
  transform: translateY(0px) translateZ(0);
  will-change: transform, box-shadow;
}

.avatar--header:hover {
  animation-play-state: paused;
  transform: translateY(-4px) scale(1.1);
  box-shadow:
    0 6px 12px rgba(0,0,0,0.15),
    0 12px 32px rgba(0,0,0,0.1),
    0 20px 48px rgba(0, 85, 255, 0.12);
  border-color: var(--accent);
}

@keyframes avatarFloat {
  0%, 100% {
    transform: translateY(0px);
    box-shadow:
      0 4px 8px rgba(0,0,0,0.12),
      0 8px 24px rgba(0,0,0,0.08),
      0 16px 40px rgba(0, 85, 255, 0.06);
  }
  50% {
    transform: translateY(-6px);
    box-shadow:
      0 8px 16px rgba(0,0,0,0.15),
      0 16px 36px rgba(0,0,0,0.1),
      0 24px 56px rgba(0, 85, 255, 0.1);
  }
}

.site-header--scrolled .avatar--header {
  width: 36px;
  height: 36px;
  animation: none;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

[data-theme="dark"] .avatar--header {
  box-shadow:
    0 4px 8px rgba(0,0,0,0.3),
    0 8px 24px rgba(0,0,0,0.2),
    0 16px 40px rgba(0, 220, 255, 0.08);
}

@keyframes avatarFloat {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-6px);
  }
}

.site-header__info {
  flex: 1;
  min-width: 0;
}

.site-header__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.375rem;
}

.site-header__name {
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--text);
  text-decoration: none;
  transition: color 0.2s;
}

.site-header__name:hover { color: var(--accent); }

.site-header__nav {
  display: flex;
  gap: 1.5rem;
}

.nav-link {
  color: var(--muted);
  font-size: 0.8125rem;
  text-decoration: none;
  position: relative;
  padding-bottom: 2px;
  transition: color 0.2s;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
  transform-origin: center;
  transition: width 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
              transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.nav-link:hover {
  color: var(--accent);
  text-decoration: none;
}

.nav-link:hover::after {
  width: 100%;
  transform: translateX(var(--mag-tx, 0px)) scaleX(var(--mag-sx, 1)) skewX(var(--mag-skew, 0deg));
}

.nav-link--active {
  color: var(--accent);
  font-weight: 600;
}

.nav-link--active::after {
  width: 100%;
}

/* Magnetic underline on all content links */
a[href]:not(.nav-link):not(.site-header__name):not(.proj-card):not(.proj-dir__item):not(.post-card):not(.proj-row):not(.version-toggle):not(.form-submit):not(.carousel__btn):not(.back-to-top):not(.theme-toggle) {
  position: relative;
}

a[href].magnetic-link::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 1.5px;
  background: var(--accent);
  border-radius: 1px;
  transform-origin: center;
  transform: scaleX(0);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

a[href].magnetic-link:hover::after {
  transform: scaleX(1);
}

/* Version toggle (fixed top-right) */
.version-toggle {
  position: fixed;
  top: 12px;
  right: 12px;
  z-index: 9999;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 3px;
  padding: 6px 12px;
  font-family: var(--font);
  font-size: 0.625rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  transition: background 0.2s, transform 0.15s;
  letter-spacing: 0.05em;
}

.version-toggle:hover {
  background: #003fcc;
  color: #fff;
  text-decoration: none;
  transform: translateY(-1px);
}

.site-header__social {
  font-size: 0.75rem;
  color: var(--muted);
}

.site-header__social a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}

.site-header__social a:hover { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

.exp-entry__loc {
  font-size: 0.625rem;
  color: var(--muted);
  font-weight: 400;
  opacity: 0.7;
}

/* === Hero + About (combined) === */
.hero {
  padding: 3rem 0 1rem;
}

/* === Avatar (header + contact) === */
.avatar {
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--divider);
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}

.avatar:hover {
  border-color: var(--accent);
  transform: scale(1.08);
}

.avatar--sm {
  width: 32px;
  height: 32px;
  vertical-align: middle;
}

.avatar--lg {
  width: 140px;
  height: 140px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
  flex-shrink: 0;
}

.avatar--lg:hover {
  box-shadow: 0 6px 28px rgba(0, 85, 255, 0.15);
}

/* Contact intro side-by-side */
.contact__intro {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  margin-bottom: 1rem;
}

.contact__intro-text p {
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.hero h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  position: relative;
  display: inline-block;
}

.hero h1::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--accent);
  border-radius: 2px;
}

.hero__bio {
  color: var(--muted);
  margin-bottom: 1.25rem;
  opacity: 0;
}

.hl {
  color: var(--text);
  font-weight: 600;
  background: linear-gradient(transparent 60%, var(--accent-light) 60%);
  padding: 0 0.125rem;
}

/* === Terminal Component === */
.terminal {
  background: var(--terminal-bg);
  border-radius: 8px;
  margin-bottom: 1.5rem;
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15);
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}

.terminal.active {
  opacity: 1;
  transform: translateY(0);
}

/* === Terminal 3D Depth Reveal === */
.terminal--3d-intro {
  perspective: 1200px;
  overflow: visible;
  background: transparent;
  box-shadow: none;
}

.terminal--3d-intro .terminal__bar,
.terminal--3d-intro .terminal__body,
.terminal--3d-intro .terminal__shine {
  transform-style: preserve-3d;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              opacity 0.6s ease,
              box-shadow 0.8s ease;
  will-change: transform, opacity;
}

/* Exploded state (initial) */
.terminal--3d-intro .terminal__shine {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.06) 0%, transparent 50%, rgba(255,255,255,0.02) 100%);
  border-radius: 8px;
  pointer-events: none;
  z-index: 10;
  transform: translateZ(60px) rotateX(-3deg);
  opacity: 0;
}

.terminal--3d-intro .terminal__bar {
  background: var(--terminal-bar);
  border-radius: 8px 8px 0 0;
  transform: translateZ(30px) rotateX(-2deg) translateY(-12px);
  opacity: 0;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.terminal--3d-intro .terminal__body {
  background: var(--terminal-bg);
  border-radius: 0 0 8px 8px;
  transform: translateZ(0px) rotateX(1deg) translateY(12px);
  opacity: 0;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}

/* Assembled state */
.terminal--3d-intro.assembled .terminal__shine {
  transform: translateZ(0) rotateX(0);
  opacity: 1;
}

.terminal--3d-intro.assembled .terminal__bar {
  transform: translateZ(0) rotateX(0) translateY(0);
  opacity: 1;
  box-shadow: none;
}

.terminal--3d-intro.assembled .terminal__body {
  transform: translateZ(0) rotateX(0) translateY(0);
  opacity: 1;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15);
}

/* After assembly, re-enable overflow hidden and background */
.terminal--3d-intro.assembled {
  background: var(--terminal-bg);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15);
  overflow: hidden;
}

.terminal__bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: var(--terminal-bar);
}

.terminal__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.terminal__dot--red { background: #ff5f57; }
.terminal__dot--yellow { background: #febc2e; }
.terminal__dot--green { background: #28c840; }

.terminal__title {
  margin-left: 8px;
  font-size: 0.6875rem;
  color: #666;
  font-family: var(--font);
}

.terminal__body {
  padding: 1rem 1.25rem 1.25rem;
  font-size: 0.8125rem;
  line-height: 1.8;
  min-height: 12rem;
}

.terminal__line {
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  margin-bottom: 0.125rem;
}

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

.t-prompt {
  color: #28c840;
}

.t-cmd {
  color: #e0e0e0;
}

.t-comment {
  color: #555;
  font-style: italic;
}

.t-output {
  color: #999;
  padding-left: 1rem;
}

.t-stat {
  color: #5cf;
  font-weight: 600;
}

.t-highlight {
  color: #febc2e;
  font-weight: 600;
}

.t-key {
  color: #28c840;
}

.t-val {
  color: #e0e0e0;
}

.t-blank {
  height: 0.5rem;
}

/* Typing cursor in terminal */
.t-cursor {
  display: inline-block;
  width: 7px;
  height: 1em;
  background: #28c840;
  vertical-align: text-bottom;
  animation: blink 0.7s step-end infinite;
  margin-left: 2px;
}

.hero__links {
  display: flex;
  gap: 1.5rem;
  font-size: 0.875rem;
  margin-bottom: 2rem;
  opacity: 0;
}

/* (skills moved to compact section) */

/* === Sections === */
.section {
  padding: 1.5rem 0;
}

.section__title {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--muted);
  margin-bottom: 1.5rem;
}

/* === Scroll Reveal Animation === */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Prevent blank gaps: reveal elements near viewport get shown immediately */
.reveal.instant {
  opacity: 1;
  transform: translateY(0);
  transition: none;
}

/* Hero entrance */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero h1 { animation: fadeInUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) both; }
.hero__links { animation: fadeInUp 0.6s both; opacity: 0; }

/* === Experience Timeline === */
.exp-timeline {
  position: relative;
}

.exp-entry {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2rem;
  position: relative;
}

.exp-entry:last-child { margin-bottom: 0; }

.exp-entry__content {
  flex: 1;
  padding-left: 1rem;
  border-left: 2px solid transparent;
  transition: border-color 0.3s;
}

.exp-entry:hover .exp-entry__content {
  border-left-color: var(--accent);
}

.exp-entry__time {
  flex-shrink: 0;
  width: 6.5rem;
  font-size: 0.6875rem;
  color: var(--muted);
  text-align: right;
  padding-top: 0.25rem;
  position: relative;
}

/* Timeline line */
.exp-entry__time::before {
  content: '';
  position: absolute;
  left: -0.75rem;
  top: 0;
  bottom: -2rem;
  width: 1px;
  background: var(--divider);
}

.exp-entry:last-child .exp-entry__time::before,
.exp-hidden .exp-entry:last-child .exp-entry__time::before {
  display: none;
}

/* Timeline dot */
.exp-entry__time::after {
  content: '';
  position: absolute;
  left: -0.9375rem;
  top: 0.375rem;
  width: 6px;
  height: 6px;
  background: var(--divider);
  border-radius: 50%;
  transition: background 0.3s;
}

.exp-entry:hover .exp-entry__time::after {
  background: var(--accent);
}

/* Current role: blue pulsing dot */
.exp-entry--current .exp-entry__time::after {
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.exp-entry__company {
  font-weight: 700;
  font-size: 0.9375rem;
}

.exp-entry__role {
  color: var(--muted);
  font-size: 0.875rem;
  margin-bottom: 0.375rem;
}

.exp-entry__desc {
  color: var(--muted);
  font-size: 0.875rem;
  line-height: 1.7;
}

.exp-entry__metric {
  display: block;
  color: var(--text);
  font-weight: 600;
  margin-top: 0.375rem;
  font-size: 0.875rem;
}

/* Show/hide more */
.exp-hidden {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.5s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease;
}

.exp-hidden--open {
  max-height: 60rem;
  opacity: 1;
}

.exp-toggle {
  display: inline-block;
  margin-top: 1rem;
  background: none;
  border: 1px solid var(--divider);
  border-radius: 3px;
  font-family: var(--font);
  font-size: 0.75rem;
  color: var(--muted);
  padding: 0.375rem 0.875rem;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}

.exp-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* Stagger experience entries */
.exp-entry.reveal:nth-child(2) { transition-delay: 0.05s; }
.exp-entry.reveal:nth-child(3) { transition-delay: 0.1s; }

/* === Education === */
.edu-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.edu-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 0.875rem;
  gap: 1rem;
  padding: 0.25rem 0;
  transition: color 0.2s;
}

.edu-row:hover .edu-row__name { color: var(--accent); }

.edu-row__name { font-weight: 600; transition: color 0.2s; }
.edu-row__note { font-weight: 400; font-size: 0.75rem; color: var(--muted); }
.edu-row__detail { color: var(--muted); text-align: right; white-space: nowrap; }

/* === Certification Badges === */
.cert-badges {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 1.25rem;
}

.cert-badge {
  flex: 1;
  min-width: 8rem;
  padding: 1rem;
  border: 1px solid var(--divider);
  border-radius: 6px;
  text-align: center;
}


.cert-badge__img {
  width: 48px;
  height: 48px;
  object-fit: contain;
  margin: 0 auto 0.375rem;
  display: block;
}

.cert-badge__icon {
  font-size: 1.5rem;
  margin-bottom: 0.375rem;
  line-height: 1;
}

.cert-badge--aws .cert-badge__icon { color: #f90; }
.cert-badge--azure .cert-badge__icon { color: #0078d4; }
.cert-badge--anthropic .cert-badge__icon { color: #d4a574; }

.cert-badge__name {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text);
}

@media (max-width: 48rem) {
  .cert-badges { flex-direction: row; }
  .cert-badge { min-width: 0; padding: 0.75rem 0.5rem; }
  .cert-badge__name { font-size: 0.6875rem; }
}

/* === Skill Cards (carousel) === */
.skill-card {
  flex: 0 0 14rem;
  padding: 1.25rem;
  border: 1px solid var(--divider);
  border-radius: 4px;
  border-top: 3px solid var(--accent);
  scroll-snap-align: start;
  transition: box-shadow 0.3s, transform 0.2s;
}

.skill-card:hover {
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
  transform: translateY(-3px);
}

.skill-card__label {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 0.625rem;
}

.skill-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
}

.stag {
  background: var(--tag-bg);
  color: var(--tag-text);
  padding: 0.2rem 0.6rem;
  border-radius: 3px;
  font-size: 0.6875rem;
  font-family: var(--font);
  transition: background 0.2s, color 0.2s, transform 0.15s, box-shadow 0.2s;
  cursor: default;
}

.stag:hover {
  background: var(--accent-light);
  color: var(--accent);
  transform: translateY(-1px);
  box-shadow: 0 2px 6px rgba(0, 85, 255, 0.1);
}

/* === Project Directory === */
.section__title-link {
  font-size: 0.625rem;
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0;
  margin-left: 0.5rem;
  color: var(--accent);
}

.proj-dir {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.proj-dir__header {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.proj-dir__item {
  display: flex;
  align-items: baseline;
  gap: 0.375rem;
  padding: 0.25rem 0;
  text-decoration: none;
  color: var(--text);
  transition: color 0.2s;
  font-size: 0.8125rem;
}

a.proj-dir__item:hover {
  color: var(--accent);
  text-decoration: none;
}

a.proj-dir__item:hover .proj-dir__name {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.proj-dir__item--muted {
  color: var(--muted);
  cursor: default;
}

.proj-dir__tree {
  color: var(--divider);
  flex-shrink: 0;
  font-size: 0.75rem;
  line-height: 1;
}

.proj-dir__name {
  font-weight: 600;
  white-space: nowrap;
}

.proj-dir__meta {
  font-size: 0.6875rem;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* === Posts Carousel === */
.carousel {
  position: relative;
}

.carousel__track {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 0.5rem;
  scrollbar-width: none;
}

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

.post-card {
  flex: 0 0 16rem;
  min-height: 7rem;
  padding: 1.25rem;
  border: 1px solid var(--divider);
  border-radius: 4px;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-decoration: none;
  color: var(--text);
  transition: box-shadow 0.3s, transform 0.2s, border-color 0.3s;
}

.post-card:hover {
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
  transform: translateY(-3px);
  border-color: var(--accent);
  text-decoration: none;
}

.post-card__source {
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 0.625rem;
}

.post-card__date {
  display: block;
  font-size: 0.7rem;
  color: var(--muted);
  margin-bottom: 0.25rem;
}

.post-card__text {
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--text);
  flex: 1;
}

.post-card__cta {
  display: block;
  margin-top: 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
}

.carousel__nav {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
}

.carousel__btn {
  width: 2.25rem;
  height: 2.25rem;
  border: 1px solid var(--divider);
  border-radius: 3px;
  background: var(--paper);
  font-family: var(--font);
  font-size: 0.875rem;
  color: var(--text);
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel__btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-light);
}

.posts-loading {
  font-size: 0.8125rem;
  color: var(--muted);
  padding: 2rem 0;
}

/* === Contact === */
.contact p {
  color: var(--muted);
  margin-bottom: 1rem;
}

.contact__links {
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
}

.contact__links a { margin-right: 1.25rem; }

/* Form card */
.form-card {
  background: #fafafa;
  border: 1px solid var(--divider);
  border-top: 3px solid var(--accent);
  border-radius: 4px;
  padding: 1.5rem;
  transition: box-shadow 0.3s;
}

.form-card:focus-within {
  box-shadow: 0 4px 16px rgba(0, 85, 255, 0.08);
}

.form-card__title {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 1rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 22rem) {
  .form-row { grid-template-columns: 1fr; }
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.form-field label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.form-field input,
.form-field textarea {
  padding: 0.625rem 0.75rem;
  border: 1px solid var(--divider);
  border-radius: 3px;
  font-family: var(--font);
  font-size: 0.875rem;
  background: var(--paper);
  color: var(--text);
  transition: border-color 0.3s, box-shadow 0.3s;
}

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}

.form-field textarea { resize: vertical; min-height: 2.25rem; }

.form-submit {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 3px;
  font-family: var(--font);
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 0.625rem 1.25rem;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  text-decoration: none;
  align-self: flex-start;
}

.form-submit:hover {
  background: #003fcc;
  transform: translateY(-1px);
}

.form-submit:active { transform: translateY(0); }

/* === Footer === */
.site-footer {
  padding: 2rem 0;
  border-top: 1px solid var(--divider);
  margin-top: 1rem;
  text-align: center;
}

.footer__links {
  font-size: 0.8125rem;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.footer__links a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}

.footer__links a:hover { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

.footer__copy {
  font-size: 0.75rem;
  color: var(--muted);
}

/* === Breadcrumb === */
.breadcrumb {
  font-size: 0.75rem;
  color: var(--muted);
  margin-bottom: 1.5rem;
  padding-top: 1.5rem;
}

.breadcrumb a {
  color: var(--muted);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.breadcrumb__sep {
  margin: 0 0.375rem;
  color: var(--divider);
}

/* === Products List Page === */
.products-page {
  padding: 0 0 2rem;
}

.products-page__title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.products-page__subtitle {
  color: var(--muted);
  font-size: 0.875rem;
  margin-bottom: 2rem;
}

/* Project Tabs */
.proj-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--divider);
}

.proj-tab {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  font-family: var(--font);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  padding: 0.5rem 1rem 0.5rem 0;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
  margin-right: 1rem;
}

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

.proj-tab--active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* Project Panels */
.proj-panel--hidden { display: none; }

.proj-panel__note {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 1rem;
  font-style: italic;
}

/* Project Rows (compact) */
.proj-row {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.625rem 0;
  border-bottom: 1px solid var(--divider);
  text-decoration: none;
  color: var(--text);
  transition: background 0.15s;
}

a.proj-row:hover {
  background: var(--tag-bg);
  text-decoration: none;
  margin: 0 -0.5rem;
  padding-left: 0.5rem;
  padding-right: 0.5rem;
  border-radius: 3px;
}

.proj-row:last-of-type { border-bottom: none; }

.proj-row__name {
  font-weight: 700;
  font-size: 0.8125rem;
  white-space: nowrap;
  flex-shrink: 0;
}

.proj-row__desc {
  font-size: 0.75rem;
  color: var(--muted);
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.proj-row__meta {
  font-size: 0.6875rem;
  color: var(--muted);
  white-space: nowrap;
  flex-shrink: 0;
}

.proj-row--muted { color: var(--muted); cursor: default; }
.proj-row--muted .proj-row__name { color: var(--text); }

/* Project Thumbnail Grid */
.project-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.project-thumb {
  display: block;
  border: 1px solid var(--divider);
  border-radius: 4px;
  overflow: hidden;
  text-decoration: none;
  color: var(--text);
  transition: box-shadow 0.3s, transform 0.2s;
}

.project-thumb:hover {
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
  transform: translateY(-3px);
  text-decoration: none;
}

.project-thumb__img {
  height: 7rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--tag-bg);
}

.project-thumb__icon {
  font-size: 2rem;
  opacity: 0.6;
}

.project-thumb__body {
  padding: 1rem;
}

.project-thumb__date {
  display: inline-block;
  font-size: 0.5625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 0.25rem;
}

.project-thumb__title {
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 0.125rem;
  line-height: 1.3;
}

.project-thumb__company {
  font-size: 0.6875rem;
  color: var(--muted);
  margin-bottom: 0.375rem;
}

.project-thumb__desc {
  font-size: 0.75rem;
  color: var(--muted);
  line-height: 1.5;
  margin-bottom: 0.5rem;
}

.project-thumb__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

/* Empty state */
.products-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 3rem 1rem;
}

.products-empty__icon {
  font-size: 2rem;
  color: var(--divider);
  margin-bottom: 0.75rem;
}

.products-empty__text {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.375rem;
}

.products-empty__sub {
  font-size: 0.8125rem;
  color: var(--muted);
}

/* === Project Detail Page === */
.project-detail {
  padding-bottom: 2rem;
}

.project-detail__header {
  padding-top: 0.5rem;
}

.project-detail__header h1 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.project-detail__meta {
  display: flex;
  gap: 1.5rem;
  font-size: 0.8125rem;
  color: var(--muted);
  margin-bottom: 0.75rem;
}

.project-detail__company { font-weight: 600; color: var(--text); }

.project-detail__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-bottom: 1rem;
}

.project-section {
  padding: 1.5rem 0;
}

.project-section__title {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin-bottom: 0.75rem;
}

.project-section p {
  color: var(--muted);
  margin-bottom: 0.75rem;
  font-size: 0.875rem;
  line-height: 1.7;
}

.project-section p:last-child { margin-bottom: 0; }

ul.project-list {
  list-style: none;
  padding: 0;
}

ul.project-list li {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.7;
  padding-left: 1rem;
  margin-bottom: 0.5rem;
  position: relative;
}

ul.project-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--accent);
}

ul.project-list li strong {
  color: var(--text);
}

/* Flow Diagrams */
.flow {
  display: flex;
  align-items: flex-start;
  gap: 0;
  overflow-x: auto;
  padding: 1rem 0;
  scrollbar-width: none;
}

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

.flow__node {
  flex-shrink: 0;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--divider);
  border-radius: 3px;
  font-size: 0.6875rem;
  line-height: 1.4;
  text-align: center;
  background: var(--paper);
  min-width: 5.5rem;
  max-width: 9rem;
}

.flow__node--accent {
  border-color: var(--accent);
  color: var(--accent);
  font-weight: 600;
}

.flow__node--group {
  background: var(--tag-bg);
  border-style: dashed;
}

.flow__node b {
  display: block;
  font-size: 0.625rem;
  color: var(--muted);
  font-weight: 400;
  margin-top: 0.125rem;
}

.flow__arrow {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  padding: 0 0.25rem;
  color: var(--divider);
  font-size: 0.75rem;
}

.flow__col {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  flex-shrink: 0;
}

/* Project Screenshots */
.project-screenshots {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.project-screenshot {
  border: 1px solid var(--divider);
  border-radius: 4px;
  overflow: hidden;
}

.project-screenshot img {
  width: 100%;
  display: block;
}

.project-screenshot figcaption {
  padding: 0.5rem 0.75rem;
  font-size: 0.6875rem;
  color: var(--muted);
  background: var(--tag-bg);
}

/* Project Metrics */
.project-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.project-metric {
  padding: 1rem;
  border: 1px solid var(--divider);
  border-radius: 4px;
  text-align: center;
  transition: border-color 0.3s;
}

.project-metric:hover { border-color: var(--accent); }

.project-metric__value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 0.25rem;
}

.project-metric__label {
  font-size: 0.6875rem;
  color: var(--muted);
  line-height: 1.4;
}

/* Project Nav */
.project-nav {
  display: flex;
  justify-content: space-between;
  padding: 1.5rem 0;
  font-size: 0.8125rem;
}

/* === Misc Pages === */
.misc-page {
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 4rem 0;
}

.misc-page h1 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.misc-page p {
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.misc-page p + a { margin-top: 1rem; }

/* === Excalidraw Diagram === */
.excalidraw-diagram {
  padding: 1rem 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.excalidraw-diagram::-webkit-scrollbar { display: none; }

.excalidraw-diagram svg {
  display: block;
  margin: 0 auto;
}

/* === Typewriter Effect === */
.cursor {
  display: inline-block;
  width: 2px;
  height: 1.1em;
  background: var(--accent);
  margin-left: 2px;
  vertical-align: text-bottom;
  animation: blink 0.7s step-end infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

/* === Staggered Reveal Cascades === */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-stagger.visible > *:nth-child(1) { transition-delay: 0s; }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: 0.07s; }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: 0.14s; }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: 0.21s; }
.reveal-stagger.visible > *:nth-child(5) { transition-delay: 0.28s; }
.reveal-stagger.visible > *:nth-child(6) { transition-delay: 0.35s; }
.reveal-stagger.visible > *:nth-child(7) { transition-delay: 0.42s; }
.reveal-stagger.visible > *:nth-child(8) { transition-delay: 0.49s; }

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

/* === Animated HR Line Draw === */
hr {
  position: relative;
  border: none;
  height: 1px;
  background: transparent;
  margin: 0;
  overflow: visible;
}

hr::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--divider);
  transition: width 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

hr.drawn::after {
  width: 100%;
}

/* === Magnetic Hover on Skill Tags === */
.stag {
  position: relative;
  display: inline-block;
  transition: background 0.2s, color 0.2s, transform 0.15s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.2s;
}

.stag:hover {
  background: var(--accent-light);
  color: var(--accent);
  box-shadow: 0 4px 12px rgba(0, 85, 255, 0.15);
}

/* === Animated Counter Glow === */
.counter-animated {
  display: inline;
}

.hl[data-count] {
  transition: color 0.3s;
}

.hl[data-count].counting {
  color: var(--accent);
}

/* === Smooth Card Entrance for Carousel Items === */
.post-card, .skill-card {
  opacity: 0;
  transform: translateY(16px) scale(0.97);
  transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.3s, border-color 0.3s;
}

.cards-visible .post-card,
.cards-visible .skill-card {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.cards-visible .post-card:nth-child(1), .cards-visible .skill-card:nth-child(1) { transition-delay: 0s; }
.cards-visible .post-card:nth-child(2), .cards-visible .skill-card:nth-child(2) { transition-delay: 0.08s; }
.cards-visible .post-card:nth-child(3), .cards-visible .skill-card:nth-child(3) { transition-delay: 0.16s; }
.cards-visible .post-card:nth-child(4), .cards-visible .skill-card:nth-child(4) { transition-delay: 0.24s; }
.cards-visible .post-card:nth-child(5), .cards-visible .skill-card:nth-child(5) { transition-delay: 0.32s; }
.cards-visible .post-card:nth-child(6), .cards-visible .skill-card:nth-child(6) { transition-delay: 0.4s; }

/* === Project Card Grid (Index Page) === */
.proj-card-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.proj-card {
  display: flex;
  flex-direction: column;
  padding: 1.25rem;
  border: 1px solid var(--divider);
  border-radius: 4px;
  text-decoration: none;
  color: var(--text);
  background: var(--paper);
  transition: box-shadow 0.3s, transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s;
  position: relative;
  overflow: hidden;
}

.proj-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), rgba(100, 50, 255, 0.6));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.proj-card:hover::before {
  transform: scaleX(1);
}

.proj-card:hover {
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.08);
  transform: translateY(-4px);
  border-color: var(--accent);
  text-decoration: none;
}

.proj-card--muted {
  cursor: default;
}

.proj-card--muted:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
  border-color: var(--divider);
}

.proj-card--muted::before {
  background: var(--divider);
}

.proj-card__icon {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  line-height: 1;
}

.proj-card__body {
  flex: 1;
}

.proj-card__name {
  font-weight: 700;
  font-size: 0.9375rem;
  margin-bottom: 0.375rem;
}

.proj-card__desc {
  font-size: 0.8125rem;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 0.75rem;
}

.proj-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  margin-bottom: 0.5rem;
}

.proj-card__meta {
  font-size: 0.6875rem;
  color: var(--muted);
  margin-top: auto;
  padding-top: 0.5rem;
}

/* Animated tab panel transitions */
.proj-panel {
  transition: opacity 0.25s ease, transform 0.25s ease;
}

/* === Project Detail Hero Gradient === */
.project-detail__header {
  position: relative;
  overflow: hidden;
}

.project-hero-gradient {
  position: absolute;
  top: -3rem;
  left: -4rem;
  right: -4rem;
  bottom: -2rem;
  background: radial-gradient(ellipse at 20% 50%, rgba(0, 85, 255, 0.05) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 30%, rgba(100, 50, 255, 0.03) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}

.project-detail__header h1,
.project-detail__header .project-detail__meta,
.project-detail__header .project-detail__tags {
  position: relative;
  z-index: 1;
}

/* Project detail staggered list items */
.project-list li {
  opacity: 0;
  transform: translateX(-12px);
  transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1), transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible .project-list li:nth-child(1) { transition-delay: 0s; }
.reveal.visible .project-list li:nth-child(2) { transition-delay: 0.06s; }
.reveal.visible .project-list li:nth-child(3) { transition-delay: 0.12s; }
.reveal.visible .project-list li:nth-child(4) { transition-delay: 0.18s; }
.reveal.visible .project-list li:nth-child(5) { transition-delay: 0.24s; }
.reveal.visible .project-list li:nth-child(6) { transition-delay: 0.3s; }

.reveal.visible .project-list li {
  opacity: 1;
  transform: translateX(0);
}

/* Project metrics hover pulse */
.project-metric {
  transition: border-color 0.3s, transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s;
}

.project-metric:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 85, 255, 0.08);
}

.project-metric__value {
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-metric:hover .project-metric__value {
  transform: scale(1.08);
}

/* Project screenshot hover zoom */
.project-screenshot {
  transition: box-shadow 0.3s, transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-screenshot:hover {
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.1);
  transform: translateY(-3px);
}

.project-screenshot img {
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-screenshot:hover img {
  transform: scale(1.03);
}

/* === Dark Mode Toggle === */
.theme-toggle {
  position: fixed;
  bottom: 16px;
  right: 16px;
  z-index: 9999;
  width: 40px;
  height: 40px;
  border: 1px solid var(--divider);
  border-radius: 50%;
  background: var(--paper);
  color: var(--text);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 12px rgba(0,0,0,0.1);
  transition: background 0.3s, border-color 0.3s, transform 0.2s, box-shadow 0.3s;
  line-height: 1;
}

.theme-toggle:hover {
  transform: scale(1.1);
  border-color: var(--accent);
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

/* Smooth transition for all theme-aware properties */
body, .paper, .site-header, .form-card, .terminal,
.terminal__bar, .skill-card, .post-card, .proj-card,
.project-metric, .project-screenshot figcaption,
.exp-entry__content, .carousel__btn, .version-toggle,
.form-field input, .form-field textarea, .form-submit {
  transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

/* === Carousel Dots (scroll indicators) === */
.carousel__dots {
  display: flex;
  gap: 6px;
  align-items: center;
  margin-left: auto;
}

.carousel__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--divider);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}

.carousel__dot--active {
  background: var(--accent);
  transform: scale(1.3);
}

.carousel__dot:hover {
  background: var(--accent);
}

/* === Responsive: Project Cards === */
@media (max-width: 48rem) {
  .proj-card-grid { grid-template-columns: 1fr; }
}

/* === Particle Constellation Canvas === */
#constellation {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* === Aurora Gradient (Hero Background) === */
.hero {
  position: relative;
  overflow: hidden;
}

.aurora {
  position: absolute;
  top: -50%;
  left: -30%;
  width: 160%;
  height: 200%;
  z-index: 0;
  pointer-events: none;
  filter: blur(70px);
  opacity: 0;
  animation: auroraFadeIn 1.5s 0.3s ease forwards;
}

@keyframes auroraFadeIn {
  to { opacity: 1; }
}

.aurora__blob {
  position: absolute;
  border-radius: 50%;
}

.aurora__blob--1 {
  width: 40%;
  height: 50%;
  top: 10%;
  left: 5%;
  background: radial-gradient(ellipse, rgba(0, 85, 255, 0.06) 0%, transparent 70%);
  animation: auroraFloat1 12s ease-in-out infinite;
}

.aurora__blob--2 {
  width: 35%;
  height: 45%;
  top: 30%;
  right: 0%;
  background: radial-gradient(ellipse, rgba(100, 50, 255, 0.04) 0%, transparent 70%);
  animation: auroraFloat2 15s ease-in-out infinite;
}

.aurora__blob--3 {
  width: 30%;
  height: 40%;
  bottom: 0%;
  left: 30%;
  background: radial-gradient(ellipse, rgba(0, 170, 255, 0.04) 0%, transparent 70%);
  animation: auroraFloat3 18s ease-in-out infinite;
}

@keyframes auroraFloat1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.1); }
  66% { transform: translate(-20px, 15px) scale(0.95); }
}

@keyframes auroraFloat2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(-25px, 20px) scale(1.05); }
  66% { transform: translate(15px, -25px) scale(1.1); }
}

@keyframes auroraFloat3 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(20px, 15px) scale(1.08); }
  66% { transform: translate(-30px, -10px) scale(0.92); }
}

/* Hero content above aurora */
.hero h1,
.hero .hero__bio,
.hero .hero__links {
  position: relative;
  z-index: 1;
}

/* === Floating Code Glyphs === */
#floating-glyphs {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.glyph {
  position: absolute;
  font-family: var(--font);
  color: var(--accent);
  opacity: 0;
  pointer-events: none;
  user-select: none;
  animation: glyphDrift linear forwards;
  will-change: transform, opacity;
}

@keyframes glyphDrift {
  0% {
    opacity: 0;
    transform: translateY(0) rotate(0deg);
  }
  10% {
    opacity: 0.12;
  }
  90% {
    opacity: 0.12;
  }
  100% {
    opacity: 0;
    transform: translateY(-120vh) rotate(25deg);
  }
}

/* === Responsive === */
@media (max-width: 950px) {
  body { background: var(--paper); }

  .paper {
    box-shadow: none;
    padding: 0 1.5rem;
  }

  /* Tone down aurora on smaller screens */
  .aurora { filter: blur(60px); }
}

@media (max-width: 48rem) {
  .edu-row {
    flex-direction: column;
    gap: 0;
  }

  .edu-row__detail { text-align: left; }

  .proj-dir { grid-template-columns: 1fr; }

  .proj-row { flex-wrap: wrap; }
  .proj-row__desc { width: 100%; order: 3; white-space: normal; }

  .exp-entry { flex-direction: column-reverse; gap: 0; }
  .exp-entry__time { width: auto; text-align: left; padding-top: 0; margin-bottom: 0.25rem; }
  .exp-entry__time::before, .exp-entry__time::after { display: none; }

  .project-metrics { grid-template-columns: 1fr; }

  .project-screenshots { grid-template-columns: 1fr; }

  .project-grid { grid-template-columns: 1fr; }

  .post-card { flex: 0 0 14rem; }

  .site-header__nav { gap: 1rem; }

  .site-header__top { flex-wrap: wrap; gap: 0.5rem; }

  .avatar--sm { width: 26px; height: 26px; }
  .avatar--header { width: 36px; height: 36px; }
  .site-header__row { gap: 0.75rem; }
  .avatar--lg { width: 100px; height: 100px; }
  .contact__intro { flex-direction: column; align-items: center; text-align: center; }

  /* Hide canvas particles on mobile for performance */
  #constellation { display: none; }

  /* Fix Classic toggle overlapping content on mobile */
  .version-toggle {
    position: static;
    display: block;
    margin: 0.5rem auto 0;
    text-align: center;
    box-shadow: none;
    font-size: 0.5625rem;
    padding: 4px 10px;
  }
}

@media (max-width: 22rem) {
  .site-header__top { flex-direction: column; align-items: flex-start; }
  .site-header__nav { gap: 0.75rem; }
}

/* === Easter Egg Games === */
.games-reveal {
  text-align: center;
  padding: 0.75rem 0;
}

.games-reveal__btn {
  position: relative;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.04), rgba(153, 102, 255, 0.04));
  border: none;
  border-radius: 10px;
  padding: 1.25rem 2rem;
  cursor: pointer;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  transition: transform 0.25s;
  font-family: inherit;
  width: 100%;
  max-width: 420px;
  overflow: hidden;
}

/* Animated gradient border */
.games-reveal__btn::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 10px;
  padding: 1.5px;
  background: linear-gradient(
    var(--gradient-angle, 0deg),
    #00e5ff, #9966ff, #00e5ff
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  animation: borderSpin 3s linear infinite;
}

@keyframes borderSpin {
  to { --gradient-angle: 360deg; }
}

@property --gradient-angle {
  syntax: '<angle>';
  initial-value: 0deg;
  inherits: false;
}

/* Shimmer sweep */
.games-reveal__btn::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.06), transparent);
  animation: shimmerSweep 3s ease-in-out infinite;
}

@keyframes shimmerSweep {
  0%, 100% { left: -60%; }
  50% { left: 100%; }
}

.games-reveal__btn:hover {
  transform: scale(1.03);
}

.games-reveal__icon {
  font-size: 1.5rem;
  color: var(--accent);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(0, 229, 255, 0.4);
  border-radius: 50%;
  animation: starFlash 1.5s ease-in-out infinite;
  position: relative;
  z-index: 1;
}

@keyframes starFlash {
  0%, 100% {
    box-shadow: 0 0 4px rgba(0, 229, 255, 0.2);
    text-shadow: 0 0 4px rgba(0, 229, 255, 0.3);
    transform: scale(1);
    opacity: 0.7;
  }
  50% {
    box-shadow: 0 0 16px rgba(0, 229, 255, 0.6), 0 0 40px rgba(0, 229, 255, 0.15);
    text-shadow: 0 0 12px rgba(0, 229, 255, 0.8);
    transform: scale(1.15);
    opacity: 1;
  }
}

.games-reveal__text {
  font-size: 0.875rem;
  color: var(--text);
  font-weight: 500;
  position: relative;
  z-index: 1;
}

.games-reveal__hint {
  font-size: 0.6875rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  position: relative;
  z-index: 1;
}

/* Glitch effect on reveal button */
.games-reveal__btn--glitch {
  animation: glitchShake 0.08s steps(2) infinite;
  border-color: var(--accent);
  box-shadow: 0 0 12px rgba(0, 229, 255, 0.3), inset 0 0 12px rgba(0, 229, 255, 0.05);
}

@keyframes glitchShake {
  0% { transform: translate(0); }
  25% { transform: translate(-2px, 1px); }
  50% { transform: translate(2px, -1px); }
  75% { transform: translate(-1px, -2px); }
  100% { transform: translate(1px, 2px); }
}

/* Games Modal */
.games-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.games-modal--open {
  opacity: 1;
  pointer-events: auto;
}

.games-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
}

.games-modal__content {
  position: relative;
  z-index: 1;
  background: var(--paper);
  border: 1px solid var(--divider);
  border-radius: 10px;
  padding: 2rem;
  max-width: 580px;
  width: 90vw;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.4);
  transform: translateY(20px) scale(0.97);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.games-modal--open .games-modal__content {
  transform: translateY(0) scale(1);
}

.games-modal__close {
  position: absolute;
  top: 12px;
  right: 16px;
  background: none;
  border: none;
  color: var(--muted);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
  transition: color 0.2s;
  font-family: inherit;
}

.games-modal__close:hover {
  color: var(--text);
}

.games-modal__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  margin: 0 0 0.25rem;
  text-align: center;
}

.games-modal__sub {
  font-size: 0.8125rem;
  color: var(--muted);
  margin-bottom: 1.5rem;
  text-align: center;
}

/* Game picker cards */
.games-picker {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.game-pick {
  background: var(--paper);
  border: 1px solid var(--divider);
  border-radius: 6px;
  padding: 1.25rem 1rem;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  transition: border-color 0.3s, transform 0.2s, box-shadow 0.3s;
  font-family: inherit;
}

.game-pick:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 229, 255, 0.08);
}

.game-pick__icon {
  font-size: 1.25rem;
  color: var(--accent);
  font-weight: 700;
}

.game-pick__name {
  font-size: 0.8125rem;
  color: var(--text);
  font-weight: 600;
}

.game-pick__desc {
  font-size: 0.6875rem;
  color: var(--muted);
  line-height: 1.4;
}

/* Back button & game container inside modal */
.games-back {
  background: transparent;
  border: none;
  color: var(--accent);
  font-family: inherit;
  font-size: 0.75rem;
  cursor: pointer;
  padding: 0.5rem 0;
  margin-bottom: 0.75rem;
  display: inline-block;
  transition: opacity 0.2s;
}

.games-back:hover {
  opacity: 0.7;
}

.games-container {
  border-radius: 6px;
  overflow: hidden;
  display: flex;
  justify-content: center;
}

@media (max-width: 48rem) {
  .games-picker {
    grid-template-columns: 1fr;
    max-width: 280px;
    margin: 0 auto;
  }

  .games-modal__content {
    padding: 1.25rem;
  }
}

/* === Back to Top Button === */
.back-to-top {
  position: fixed;
  bottom: 16px;
  right: 64px;
  z-index: 9998;
  width: 40px;
  height: 40px;
  border: 1px solid var(--divider);
  border-radius: 50%;
  background: var(--paper);
  color: var(--text);
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 12px rgba(0,0,0,0.1);
  transition: background 0.3s, border-color 0.3s, transform 0.2s, box-shadow 0.3s, opacity 0.3s;
  opacity: 0;
  pointer-events: none;
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
}

.back-to-top:hover {
  transform: scale(1.1);
  border-color: var(--accent);
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}