/* Fonts */
@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Space+Grotesk:wght@600;700&family=Major+Mono+Display&display=swap");

/* Tokens */
:root {
  /* Palette */
  --lavender-700: #8383f7;
  --lavender-300: #b0b0fa;
  --pink-300: #fbb6b9;
  --mint-300: #bbf0b8;
  --mint-500: #9ae995;

  /* Surfaces */
  --bg: #fbfbff;
  --surface: rgba(255, 255, 255, 0.75); /* cards/sections */
  --surface-solid: #ffffff; /* inputs/buttons */
  --glass: rgba(255, 255, 255, 0.55); /* sticky topbar */
  --glass-weak: rgba(255, 255, 255, 0.35); /* footer */

  /* Text */
  --text: #0f172a;
  --muted: rgba(15, 23, 42, 0.7);
  --border: rgba(15, 23, 42, 0.12);

  /* Accents */
  --accent: var(--lavender-700);
  --accent-2: var(--mint-500);
  --accent-3: var(--pink-300);

  /* Background glow (used by body::before) */
  --bg-glow-1: rgba(131, 131, 247, 0.22);
  --bg-glow-2: rgba(187, 240, 184, 0.18);
  --bg-glow-3: rgba(251, 182, 185, 0.18);

  /* Effects */
  --shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
  --shadow-soft: 0 6px 18px rgba(15, 23, 42, 0.06);
  --radius: 16px;
  --radius-sm: 12px;

  /* Typography */
  --font-body: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  --font-display: "Space Grotesk", Inter, system-ui, sans-serif;

  /* Layout */
  --container: 980px;

  /* Motion */
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  --speed: 180ms;

  /* Focus ring */
  --focus: rgba(131, 131, 247, 0.55);
  --focus-ring: 0 0 0 4px rgba(131, 131, 247, 0.16);

  /* Chips */
  --chip-bg: rgba(176, 176, 250, 0.34);
  --chip-domain-bg: rgba(187, 240, 184, 0.42);
  --chip-tech-bg: rgba(251, 182, 185, 0.4);
  --chip-border: rgba(15, 23, 42, 0.2);

  /* Domain accents */
  --c-xr: #8b5cf6;
  --c-ai: #fb7185;
  --c-web: #38bdf8;
  --c-data: #34d399;
  --c-mobile: #f59e0b;

  /* Card glow strength */
  --card-glow-a: 0.14;
  --card-glow-a-active: 0.24;
}

/* Dark mode */
html[data-theme="dark"] {
  --bg: #0b1020;
  --surface: rgba(17, 24, 39, 0.62);
  --surface-solid: #111827;
  --glass: rgba(17, 24, 39, 0.5);
  --glass-weak: rgba(17, 24, 39, 0.35);

  --text: #eef2ff;
  --muted: rgba(238, 242, 255, 0.72);
  --border: rgba(238, 242, 255, 0.14);

  /* Keep glows visible but subtle in dark */
  --bg-glow-1: rgba(131, 131, 247, 0.16);
  --bg-glow-2: rgba(187, 240, 184, 0.12);
  --bg-glow-3: rgba(251, 182, 185, 0.12);

  --shadow: 0 14px 40px rgba(0, 0, 0, 0.35);
  --shadow-soft: 0 10px 24px rgba(0, 0, 0, 0.25);

  --chip-bg: rgba(176, 176, 250, 0.18);
  --chip-domain-bg: rgba(187, 240, 184, 0.22);
  --chip-tech-bg: rgba(251, 182, 185, 0.2);
  --chip-border: rgba(238, 242, 255, 0.22);
}

/* Reset */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  min-height: 100vh;

  display: flex; /* sticky footer layout */
  flex-direction: column;

  font-family: var(--font-body);
  line-height: 1.5;
  color: var(--text);

  background: var(--bg);
  overflow-x: hidden;
  position: relative; /* anchors body::before */
}

/* Background glow layer (pseudo-element reduces gradient banding) */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;

  background: radial-gradient(900px 500px at 10% 10%, var(--bg-glow-1), transparent 60%),
    radial-gradient(800px 450px at 90% 20%, var(--bg-glow-2), transparent 55%),
    radial-gradient(900px 500px at 40% 95%, var(--bg-glow-3), transparent 55%);

  transform: translateZ(0);
  filter: blur(0.001px);
}

/* Media defaults */
img,
svg,
video {
  max-width: 100%;
  height: auto;
}

/* Text selection */
::selection {
  background: rgba(131, 131, 247, 0.28);
}

/* Links */
a {
  color: inherit;
  text-decoration-color: rgba(131, 131, 247, 0.55);
  text-underline-offset: 3px;
}

a:hover {
  text-decoration-color: rgba(131, 131, 247, 1);
}

/* Motion / transitions */
:where(
    html,
    body,
    .topbar,
    .section,
    a,
    button,
    input,
    textarea,
    select,
    .project-card,
    .chip,
    .metric-badge,
    #sleep-result,
    #earth-status,
    #contact-status,
    #email-hint,
    #message-counter
  ) {
  transition: background-color 260ms var(--ease), color 260ms var(--ease),
    border-color 260ms var(--ease), box-shadow 260ms var(--ease);
}

body {
  transition: background 360ms var(--ease), color 260ms var(--ease);
}

@media (prefers-reduced-motion: reduce) {
  :where(
      html,
      body,
      .topbar,
      .section,
      a,
      button,
      input,
      textarea,
      select,
      .project-card,
      .chip,
      .metric-badge,
      #sleep-result,
      #earth-status,
      #contact-status,
      #email-hint,
      #message-counter
    ) {
    transition: none !important;
  }
}

/* Layout primitives */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 22px 16px 48px;
  flex: 1; /* pushes footer down on short pages */
}

.section {
  margin: 18px 0;
  padding: 18px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
}

.section h2,
.section h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  letter-spacing: 0.2px;
}

.section p {
  margin: 8px 0;
  color: var(--muted);
}

hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 18px 0;
}

/* Footer */
.site-footer {
  margin-top: 18px;
  padding: 18px 16px 26px;
  border-top: 1px solid var(--border);

  background: var(--glass-weak);
  backdrop-filter: blur(10px);
}

.site-footer__inner {
  max-width: var(--container);
  margin: 0 auto;

  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.site-footer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.site-footer__meta {
  white-space: nowrap;
}

@media (max-width: 560px) {
  .site-footer__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
}

/* Topbar / nav */
.topbar {
  position: sticky;
  top: 0;
  z-index: 1000;

  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;

  background: var(--glass);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.topbar h1 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  font-family: var(--font-display);
  letter-spacing: 0.2px;
}

.topbar h1 a {
  text-decoration: none;
}

.topbar nav {
  display: flex;
  align-items: center;
  gap: 10px;
}

.topbar nav a {
  padding: 8px 10px;
  border-radius: 999px;
  text-decoration: none;
  color: var(--muted);
  transition: background var(--speed) var(--ease), color var(--speed) var(--ease);
}

.topbar nav a:hover {
  background: rgba(131, 131, 247, 0.12);
  color: var(--text);
}

/* Current page link highlight */
body[data-page="projects"] .topbar nav a[href="projects.html"],
body[data-page="tools"] .topbar nav a[href="tools.html"],
body[data-page="contact"] .topbar nav a[href="contact.html"],
body[data-page="about"] .topbar nav a[href="about.html"] {
  background: rgba(131, 131, 247, 0.16);
  color: var(--text);
  border: 1px solid rgba(131, 131, 247, 0.25);
}

/* Runner border animation (used by pills/chips) */
@keyframes runnerSlide {
  from {
    background-position: 0% 50%;
  }
  to {
    background-position: 200% 50%;
  }
}

/* Brand pill (home link) */
.site-home a {
  --tag-color: var(--accent);

  position: relative;
  isolation: isolate;

  display: inline-flex;
  align-items: center;
  gap: 6px;

  padding: 8px 10px;
  border-radius: 999px;

  background: rgba(131, 131, 247, 0.08);
  border: 1px solid rgba(131, 131, 247, 0.18);

  text-decoration: none;
  color: var(--text);

  transition: background var(--speed) var(--ease), transform var(--speed) var(--ease),
    box-shadow var(--speed) var(--ease);
}

/* Animated border uses masking so it doesn't fill the pill */
.site-home a::before {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  padding: 2px;

  opacity: 0;
  pointer-events: none;

  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0) 25%,
    var(--tag-color) 50%,
    rgba(255, 255, 255, 0) 75%,
    transparent 100%
  );
  background-size: 220% 100%;

  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
}

.site-home a:hover {
  background: rgba(131, 131, 247, 0.16);
  transform: translateY(-1px);
  box-shadow: var(--shadow-soft);
}

.site-home a:hover::before {
  opacity: 1;
  animation: runnerSlide 1.1s linear infinite;
}

.site-home a:active {
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .site-home a:hover::before {
    animation: none;
  }
}

/* Theme switch */
.theme-switch {
  border: none;
  background: none;
  padding: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
}

.switch-track {
  width: 44px;
  height: 24px;
  background: rgba(131, 131, 247, 0.2);
  border-radius: 999px;
  position: relative;
  display: inline-block;
  transition: background var(--speed) var(--ease);
}

.switch-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  background: white;
  border-radius: 50%;
  box-shadow: var(--shadow-soft);
  transition: transform var(--speed) var(--ease), background var(--speed) var(--ease);
}

html[data-theme="dark"] .switch-track {
  background: var(--accent);
}

html[data-theme="dark"] .switch-thumb {
  transform: translateX(20px);
  background: #0b1020;
}

/* Controls */
button {
  font: inherit;
}

.section button {
  border: 1px solid var(--border);
  background: var(--surface-solid);
  color: var(--text);
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;

  box-shadow: var(--shadow-soft);
  transition: transform var(--speed) var(--ease), box-shadow var(--speed) var(--ease),
    background var(--speed) var(--ease);
}

.section button:hover {
  transform: translateY(-1px);
  background: rgba(131, 131, 247, 0.1);
}

.section button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

label {
  display: inline-block;
  margin: 10px 0 6px;
  color: var(--muted);
}

input,
textarea,
select {
  width: 100%;
  padding: 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface-solid);
  color: var(--text);
  outline: none;

  transition: border-color var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--focus);
  box-shadow: var(--focus-ring);
}

form > div {
  margin-bottom: 12px;
}

#contact-form button {
  width: auto;
  margin-right: 10px;
}

/* Status blocks (tools + contact) */
:where(#sleep-result, #earth-status, #contact-status, #email-hint, #message-counter) {
  margin-top: 10px;
  padding: 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);

  background: rgba(176, 176, 250, 0.14);
  color: var(--text);
  white-space: pre-wrap;
}

:where(#earth-status, #sleep-result, #contact-status, #email-hint, #message-counter):empty {
  display: none;
}

/* Loading state is text-only to avoid “blocky” UI */
#earth-status[data-state="loading"] {
  background: none;
  border: none;
  padding: 0;
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.95rem;
}

/* Shared success/error states via data-state */
[data-state="error"] {
  background: rgba(251, 182, 185, 0.18) !important;
  border-color: rgba(248, 144, 149, 0.45) !important;
}

[data-state="ok"] {
  background: rgba(187, 240, 184, 0.16) !important;
  border-color: rgba(154, 233, 149, 0.45) !important;
}

/* HOME */
.site-title {
  font-family: "Major Mono Display", monospace;
  font-size: clamp(42px, 7vw, 72px);
  text-align: center;
  letter-spacing: 0.08em;
  margin: 28px 0 10px;
  color: var(--text);
  font-weight: 400;
  line-height: 1;
  user-select: none;

  opacity: 0;
  transform: translateY(10px) scale(0.99);
  animation: titleEnter 867ms var(--ease) forwards;
}

@keyframes titleEnter {
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-title {
    animation: none;
    opacity: 1;
    transform: none;
  }
}

#name-underline {
  display: block;
  margin: 10px auto 18px;
  opacity: 0.9;
  color: var(--accent);
}

#hero h2 {
  font-size: 34px;
  line-height: 1.1;
  margin-bottom: 8px;
}

#clock {
  font-variant-numeric: tabular-nums;
  padding: 3px 10px;
  border-radius: 999px;
  background: rgba(176, 176, 250, 0.18);
  border: 1px solid rgba(176, 176, 250, 0.3);
  color: var(--text);
}

#spotify iframe {
  width: min(820px, 100%);
  height: 380px;
  border: 0;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* PROJECTS */
.filters-wrap {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  background: transparent;
  border-radius: 0;
  box-shadow: none;
}

.filters-label {
  margin-bottom: 10px;
}

.filters-title {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--text);
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* Filter pills share the same animated-border logic as chips */
.filter-btn,
.chip-domain {
  position: relative;
  isolation: isolate;
}

.filter-btn {
  --tag-color: var(--accent);

  appearance: none;
  border: 1px solid var(--border);
  background: var(--surface-solid);
  color: var(--muted);

  padding: 7px 12px;
  min-height: 34px;
  border-radius: 999px;

  cursor: pointer;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.35) inset;
  transition: background var(--speed) var(--ease), color var(--speed) var(--ease),
    border-color var(--speed) var(--ease), transform var(--speed) var(--ease),
    box-shadow var(--speed) var(--ease);
}

.filter-btn:hover {
  transform: translateY(-1px);
  background: rgba(131, 131, 247, 0.1);
  color: var(--text);
  border-color: rgba(131, 131, 247, 0.22);
}

.filter-btn.is-active,
.filter-btn[aria-pressed="true"] {
  background: rgba(131, 131, 247, 0.16);
  color: var(--text);
  border-color: rgba(131, 131, 247, 0.35);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.45) inset, 0 10px 24px rgba(15, 23, 42, 0.1);
}

.filter-btn:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring), 0 1px 0 rgba(255, 255, 255, 0.4) inset;
}

/* Domain coloring for filter buttons */
.filter-btn[data-filter="XR"] {
  --tag-color: var(--c-xr);
}
.filter-btn[data-filter="AI"] {
  --tag-color: var(--c-ai);
}
.filter-btn[data-filter="Web"] {
  --tag-color: var(--c-web);
}
.filter-btn[data-filter="Data"] {
  --tag-color: var(--c-data);
}
.filter-btn[data-filter="Mobile"] {
  --tag-color: var(--c-mobile);
}
.filter-btn[data-filter="work"] {
  --tag-color: #6366f1;
}
.filter-btn[data-filter="project"] {
  --tag-color: #2dd4bf;
}

/* Border-runner overlay (only visible on active states) */
.filter-btn::before,
.chip-domain::before {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  padding: 2px;

  opacity: 0;
  pointer-events: none;

  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0) 25%,
    var(--tag-color) 50%,
    rgba(255, 255, 255, 0) 75%,
    transparent 100%
  );
  background-size: 220% 100%;

  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
}

.filter-btn.is-active::before,
.filter-btn[aria-pressed="true"]::before,
.chip-domain.is-active::before {
  opacity: 1;
  animation: runnerSlide 1.1s linear infinite;
  filter: saturate(1.25);
}

@media (prefers-reduced-motion: reduce) {
  .filter-btn.is-active::before,
  .filter-btn[aria-pressed="true"]::before,
  .chip-domain.is-active::before {
    animation: none !important;
  }
}

#projects-grid {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 14px;
}

.project-card {
  grid-column: span 6;
  padding: 16px;

  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow-soft);

  overflow: hidden;
  position: relative;

  transition: transform var(--speed) var(--ease), box-shadow var(--speed) var(--ease);

  /* Card glow colors (JS updates these per-card) */
  --g1: var(--accent);
  --g2: var(--accent-2);
  --g3: var(--accent-3);
}

.project-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.project-card h3 {
  margin: 0 0 6px;
  font-family: var(--font-display);
}

.project-meta {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 0.95rem;
}

/* Glow overlay lives in ::before so content stays crisp */
@keyframes glowDrift {
  0% {
    background-position: 18% 16%, 82% 22%, 42% 120%;
  }
  50% {
    background-position: 26% 10%, 74% 34%, 48% 110%;
  }
  100% {
    background-position: 18% 16%, 82% 22%, 42% 120%;
  }
}

.project-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;

  opacity: var(--card-glow-a);
  filter: saturate(1.15);
  transition: opacity 220ms var(--ease), filter 220ms var(--ease);

  background-repeat: no-repeat;
  background-size: 120% 120%, 120% 120%, 120% 120%;
  background-position: 18% 16%, 82% 22%, 42% 120%;

  background-image: radial-gradient(
      650px 360px at 18% 16%,
      color-mix(in srgb, var(--g1) 70%, transparent),
      transparent 62%
    ),
    radial-gradient(
      520px 300px at 82% 22%,
      color-mix(in srgb, var(--g2) 55%, transparent),
      transparent 70%
    ),
    radial-gradient(
      520px 340px at 42% 120%,
      color-mix(in srgb, var(--g3) 45%, transparent),
      transparent 60%
    );
}

@supports not (color: color-mix(in srgb, #000, #fff)) {
  .project-card::before {
    background-image: radial-gradient(650px 360px at 18% 16%, var(--g1), transparent 62%),
      radial-gradient(520px 300px at 82% 22%, var(--g2), transparent 70%),
      radial-gradient(520px 340px at 42% 120%, var(--g3), transparent 60%);
    opacity: calc(var(--card-glow-a) - 0.04);
  }
}

.project-card:hover::before {
  opacity: calc(var(--card-glow-a) + 0.12);
  filter: saturate(1.35);
  animation: glowDrift 1.6s ease-in-out infinite;
}

.project-card.is-filter-match::before {
  opacity: var(--card-glow-a-active);
}

.project-card.is-filter-match:hover::before {
  opacity: calc(var(--card-glow-a-active) + 0.12);
}

.chips {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 10px 0 12px;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;

  padding: 6px 12px;
  min-height: 28px;
  min-width: 44px;

  border-radius: 999px;
  border: 1px solid var(--chip-border);
  background: var(--chip-bg);

  font-size: 0.85rem;
  color: var(--text);
  white-space: nowrap;
  font-weight: 500;

  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.22) inset;
}

.chip-tech {
  background: var(--chip-tech-bg);
}

.chip-domain {
  --tag-color: var(--accent);
  background: rgba(131, 131, 247, 0.12);
  border-color: rgba(131, 131, 247, 0.3);
}

.chip-domain[data-domain="XR"] {
  --tag-color: var(--c-xr);
  background: rgb(139 92 246 / 0.18);
  border-color: rgb(139 92 246 / 0.35);
}
.chip-domain[data-domain="AI"] {
  --tag-color: var(--c-ai);
  background: rgb(251 113 133 / 0.18);
  border-color: rgb(251 113 133 / 0.35);
}
.chip-domain[data-domain="Web"] {
  --tag-color: var(--c-web);
  background: rgb(56 189 248 / 0.18);
  border-color: rgb(56 189 248 / 0.35);
}
.chip-domain[data-domain="Data"] {
  --tag-color: var(--c-data);
  background: rgb(52 211 153 / 0.18);
  border-color: rgb(52 211 153 / 0.35);
}
.chip-domain[data-domain="Mobile"] {
  --tag-color: var(--c-mobile);
  background: rgb(245 158 11 / 0.18);
  border-color: rgb(245 158 11 / 0.35);
}

.highlights {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

.metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.metric-badge {
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(131, 131, 247, 0.12);
  font-size: 0.85rem;
}

.filter-icon {
  width: 18px;
  height: 18px;
  display: inline-block;
  background-color: var(--muted);
  -webkit-mask: url("assets/filter.png") center / contain no-repeat;
  mask: url("assets/filter.png") center / contain no-repeat;
  opacity: 0.9;
}

/* TOOLS */
#earth-figure {
  margin: 14px 0 0;
}

#earth-image {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

#earth-fact {
  margin-top: 10px;
  color: var(--muted);
}

/* CONTACT */
body[data-page="contact"] .contact-links {
  display: flex;
  justify-content: center;
  gap: 28px;
  margin: 16px 0 24px;
  flex-wrap: wrap;
}

body[data-page="contact"] .contact-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;

  text-decoration: none;
  color: var(--text);
  font-family: var(--font-display);
  font-size: 0.85rem;
}

body[data-page="contact"] .contact-link img {
  width: 22px;
  height: 22px;
  display: block;
  opacity: 0.85;
}

body[data-page="contact"] .contact-link:hover img {
  opacity: 1;
}

body[data-page="contact"] .contact-link:hover span {
  text-decoration: underline;
}

@media (max-width: 480px) {
  body[data-page="contact"] .contact-links {
    gap: 20px;
  }
}

/* ABOUT */
body[data-page="about"] {
  /* Timeline accent tokens scoped to About */
  --tl-blue: rgba(131, 131, 247, 0.95);
  --tl-green: rgba(154, 233, 149, 0.95);
  --tl-pink: rgba(251, 182, 185, 0.95);

  --tl-blue-wash: rgba(131, 131, 247, 0.14);
  --tl-green-wash: rgba(154, 233, 149, 0.12);
  --tl-pink-wash: rgba(251, 182, 185, 0.14);
}

body[data-page="about"] .about-hero {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 18px;
  align-items: center;
}

body[data-page="about"] .about-hero__photo {
  margin: 0;
}

body[data-page="about"] .about-hero__img {
  width: 100%;
  border-radius: calc(var(--radius) + 6px);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  object-fit: cover;
}

body[data-page="about"] .about-hero__caption {
  margin-top: 8px;
  text-align: center;
  font-size: 0.85rem;
  font-style: italic;
  color: var(--muted);
}

body[data-page="about"] .kicker {
  margin: 0 0 6px;
  font-family: var(--font-display);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.85rem;
  color: var(--muted);
}

body[data-page="about"] .display-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(26px, 3.2vw, 38px);
  line-height: 1.08;
  letter-spacing: 0.2px;
  color: var(--text);
}

body[data-page="about"] .lead {
  margin: 0;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.6;
}

body[data-page="about"] .accent {
  color: var(--accent);
}

/* Timeline */
body[data-page="about"] .timeline {
  position: relative;
  margin-top: 12px;
  display: grid;
  gap: 14px;
}

body[data-page="about"] .timeline-rail--global {
  position: absolute;
  left: 12px;
  top: 12px;
  bottom: 12px;
  width: 2px;
  background: rgba(131, 131, 247, 0.22);
  border-radius: 999px;
  pointer-events: none;
  opacity: 0.9;
}

body[data-page="about"] .timeline-item {
  position: relative;
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 12px;
  align-items: stretch;
}

body[data-page="about"] .timeline-dot {
  position: absolute;
  left: 7px;
  top: 50%;
  transform: translateY(-50%);
  width: 12px;
  height: 12px;
  border-radius: 999px;
}

body[data-page="about"] .timeline-card {
  grid-column: 2;
  padding: 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: none;
  background: rgba(255, 255, 255, 0.38);
}

html[data-theme="dark"] body[data-page="about"] .timeline-card {
  background: rgba(17, 24, 39, 0.42);
}

/* Timeline variants */
body[data-page="about"] .timeline-item--past .timeline-dot {
  background: var(--tl-blue);
  box-shadow: 0 0 0 6px rgba(131, 131, 247, 0.16);
}

body[data-page="about"] .timeline-item--past .timeline-card {
  background: linear-gradient(135deg, var(--tl-blue-wash), transparent 65%), rgba(255, 255, 255, 0.38);
}

html[data-theme="dark"] body[data-page="about"] .timeline-item--past .timeline-card {
  background: linear-gradient(135deg, rgba(131, 131, 247, 0.14), transparent 65%), rgba(17, 24, 39, 0.42);
}

body[data-page="about"] .timeline-item--current .timeline-dot {
  background: var(--tl-pink);
  box-shadow: 0 0 0 7px rgba(251, 182, 185, 0.18);
}

body[data-page="about"] .timeline-item--current .timeline-card {
  background: linear-gradient(135deg, var(--tl-pink-wash), transparent 65%), rgba(255, 255, 255, 0.45);
  border-color: rgba(251, 182, 185, 0.34);
  box-shadow: var(--shadow-soft);
  transform: translateY(-2px);
}

html[data-theme="dark"] body[data-page="about"] .timeline-item--current .timeline-card {
  background: linear-gradient(135deg, rgba(251, 182, 185, 0.14), transparent 65%), rgba(17, 24, 39, 0.46);
}

body[data-page="about"] .timeline-item--future .timeline-dot {
  background: var(--tl-green);
  box-shadow: 0 0 0 6px rgba(154, 233, 149, 0.16);
}

body[data-page="about"] .timeline-item--future .timeline-card {
  background: linear-gradient(135deg, var(--tl-green-wash), transparent 65%), rgba(255, 255, 255, 0.38);
}

html[data-theme="dark"] body[data-page="about"] .timeline-item--future .timeline-card {
  background: linear-gradient(135deg, rgba(154, 233, 149, 0.12), transparent 65%), rgba(17, 24, 39, 0.42);
}

body[data-page="about"] .timeline-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  letter-spacing: 0.2px;
  font-size: 1.05rem;
  color: var(--text);
}

body[data-page="about"] .timeline-list {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

body[data-page="about"] .timeline-list li {
  margin: 6px 0;
}

/* Qualifications + CTAs */
body[data-page="about"] .about-quals {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 10px;
}

body[data-page="about"] .about-quals__block {
  padding: 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.38);
  box-shadow: var(--shadow-soft);
}

html[data-theme="dark"] body[data-page="about"] .about-quals__block {
  background: rgba(17, 24, 39, 0.45);
}

body[data-page="about"] .about-quals__block h4 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  color: var(--text);
}

body[data-page="about"] .about-quals__block ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

body[data-page="about"] .about-links {
  margin-top: 14px;
  text-align: center;
}

body[data-page="about"] .about-links__row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin: 10px 0 0;
}

body[data-page="about"] .link-strong {
  text-decoration: none;
  font-family: var(--font-display);
  padding: 9px 14px;
  border-radius: 999px;
  border: 1px solid rgba(131, 131, 247, 0.22);
  background: rgba(131, 131, 247, 0.1);
  color: var(--text);
  line-height: 1;
}

body[data-page="about"] .link-strong:hover {
  background: rgba(131, 131, 247, 0.16);
  border-color: rgba(131, 131, 247, 0.32);
}

body[data-page="about"] .muted {
  color: var(--muted);
  font-size: 0.95rem;
}

/* Photo grid (masonry columns) */
body[data-page="about"] .photo-grid {
  margin-top: 12px;
  columns: 3;
  column-gap: 12px;
}

body[data-page="about"] .photo-tile {
  margin: 0 0 12px;
  break-inside: avoid;
  -webkit-column-break-inside: avoid;

  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  box-shadow: var(--shadow-soft);
}

body[data-page="about"] .photo-tile img {
  width: 100%;
  height: auto;
  display: block;
}

/* Responsive */
@media (max-width: 900px) {
  .project-card {
    grid-column: span 12;
  }

  #hero h2 {
    font-size: 30px;
  }

  body[data-page="about"] .about-hero {
    grid-template-columns: 1fr;
  }

  body[data-page="about"] .about-hero__img {
    max-width: 420px;
  }

  body[data-page="about"] .about-quals {
    grid-template-columns: 1fr;
  }

  body[data-page="about"] .photo-grid {
    columns: 2;
  }
}

@media (max-width: 560px) {
  .topbar {
    flex-direction: column;
    gap: 10px;
    align-items: flex-start;
  }

  .topbar nav {
    flex-wrap: wrap;
  }

  body[data-page="about"] .photo-grid {
    columns: 1;
  }

  body[data-page="about"] .timeline-item {
    grid-template-columns: 22px 1fr;
  }

  body[data-page="about"] .timeline-rail--global {
    left: 10px;
  }

  body[data-page="about"] .timeline-dot {
    left: 5px;
  }
}