/* ============================================
   Canbury Sound & Technology — Design Tokens
   ============================================ */

:root {
  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 5rem);
  --text-hero: clamp(2.75rem, 0.5rem + 6.5vw, 6.75rem);

  /* Spacing (4px base) */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.875rem;
  --radius-xl: 1.25rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 1000px;
  --content-wide: 1240px;
  --content-full: 100%;

  /* Fonts */
  --font-display: 'Switzer', 'General Sans', 'Helvetica Neue', sans-serif;
  --font-body: 'Satoshi', 'Inter', 'Helvetica Neue', sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;
}

/* ---- Light mode (Canbury palette: warm graphite + copper) ---- */
:root,
[data-theme='light'] {
  --color-bg: #f6f3ee;
  --color-surface: #ffffff;
  --color-surface-2: #fbf9f5;
  --color-surface-offset: #efe8dc;
  --color-surface-offset-2: #e6dccb;
  --color-surface-dynamic: #ded1b9;
  --color-divider: #e4dbcb;
  --color-border: #d8cbb2;

  --color-text: #211c15;
  --color-text-muted: #6c6152;
  --color-text-faint: #a89b85;
  --color-text-inverse: #f6f3ee;

  --color-primary: #a85a1f;
  --color-primary-hover: #82430f;
  --color-primary-active: #62320a;
  --color-primary-highlight: #ecd9c0;

  --color-success: #43703a;
  --color-warning: #a85a1f;
  --color-error: #9c3b3b;

  --shadow-sm: 0 1px 2px oklch(0.2 0.02 60 / 0.08);
  --shadow-md: 0 6px 16px oklch(0.2 0.02 60 / 0.1);
  --shadow-lg: 0 16px 40px oklch(0.2 0.02 60 / 0.16);
}

/* ---- Dark mode ---- */
[data-theme='dark'] {
  --color-bg: #15120e;
  --color-surface: #1b1712;
  --color-surface-2: #201b15;
  --color-surface-offset: #1e1912;
  --color-surface-offset-2: #292219;
  --color-surface-dynamic: #332a1e;
  --color-divider: #2a2318;
  --color-border: #3b3123;

  --color-text: #ece5d7;
  --color-text-muted: #a89b85;
  --color-text-faint: #6f6250;
  --color-text-inverse: #201c15;

  --color-primary: #e0954c;
  --color-primary-hover: #f0ab6c;
  --color-primary-active: #f5bd88;
  --color-primary-highlight: #3a2c1a;

  --color-success: #7fae5c;
  --color-warning: #e0954c;
  --color-error: #d17272;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
  --shadow-md: 0 6px 16px oklch(0 0 0 / 0.35);
  --shadow-lg: 0 16px 40px oklch(0 0 0 / 0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']):not([data-theme='dark']) {
    --color-bg: #15120e;
    --color-surface: #1b1712;
    --color-surface-2: #201b15;
    --color-surface-offset: #1e1912;
    --color-surface-offset-2: #292219;
    --color-surface-dynamic: #332a1e;
    --color-divider: #2a2318;
    --color-border: #3b3123;
    --color-text: #ece5d7;
    --color-text-muted: #a89b85;
    --color-text-faint: #6f6250;
    --color-text-inverse: #201c15;
    --color-primary: #e0954c;
    --color-primary-hover: #f0ab6c;
    --color-primary-active: #f5bd88;
    --color-primary-highlight: #3a2c1a;
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
    --shadow-md: 0 6px 16px oklch(0 0 0 / 0.35);
    --shadow-lg: 0 16px 40px oklch(0 0 0 / 0.5);
  }
}

/* ============================================
   Layout primitives
   ============================================ */

.wrap {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-5), 5vw, var(--space-10));
}

section {
  padding-block: clamp(var(--space-16), 9vw, var(--space-32));
  border-bottom: 1px solid var(--color-divider);
}

section:last-of-type {
  border-bottom: none;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.eyebrow::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  flex-shrink: 0;
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--color-text);
  max-width: 20ch;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--space-8);
  margin-bottom: clamp(var(--space-10), 5vw, var(--space-16));
  flex-wrap: wrap;
}

.section-head p {
  color: var(--color-text-muted);
  max-width: 46ch;
  font-size: var(--text-base);
}

/* ============================================
   Buttons
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  min-height: 44px;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
}
[data-theme='dark'] .btn-primary {
  color: #1b1712;
}

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn-outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-text {
  color: var(--color-text);
  font-size: var(--text-sm);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) 0;
  border-bottom: 1px solid transparent;
}
.btn-text:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* ============================================
   Header
   ============================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-divider);
  transition:
    transform 0.3s var(--ease-out),
    box-shadow 0.3s var(--ease-out);
}

.site-header.is-hidden {
  transform: translateY(-100%);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-sm);
  letter-spacing: 0.01em;
}

.brand-mark {
  color: var(--color-primary);
  flex-shrink: 0;
  object-fit: contain;
}

.brand-name {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.brand-name strong {
  font-size: var(--text-sm);
}

.brand-name span {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.main-nav ul {
  display: flex;
  gap: var(--space-6);
}

.main-nav a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 500;
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.theme-toggle {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}
.theme-toggle:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
}

.mobile-menu {
  display: none;
  flex-direction: column;
  border-top: 1px solid var(--color-divider);
  background: var(--color-bg);
}

.mobile-menu.is-open {
  display: flex;
}

.mobile-menu a {
  padding: var(--space-4) clamp(var(--space-5), 5vw, var(--space-10));
  font-size: var(--text-base);
  color: var(--color-text);
  border-bottom: 1px solid var(--color-divider);
  min-height: 44px;
  display: flex;
  align-items: center;
}

.mobile-menu a:last-child {
  border-bottom: none;
}

/* ============================================
   Hero
   ============================================ */

.hero {
  padding-block: clamp(var(--space-20), 12vw, var(--space-32)) clamp(var(--space-16), 8vw, var(--space-24));
  overflow: hidden;
}

.hero .wrap {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(var(--space-10), 6vw, var(--space-16));
  align-items: center;
}

.hero-copy h1 {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 650;
  letter-spacing: -0.02em;
  line-height: 1.02;
  color: var(--color-text);
}

.hero-copy h1 em {
  font-style: normal;
  color: var(--color-primary);
}

.hero-copy p {
  margin-top: var(--space-6);
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 46ch;
}

.hero-intro {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  margin-top: var(--space-6);
}

.hero-intro p {
  margin-top: 0;
}

.hero-photo {
  flex-shrink: 0;
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--color-surface);
  box-shadow: 0 0 0 2px var(--color-primary), var(--shadow-md, 0 4px 14px rgba(0,0,0,0.12));
}

@media (max-width: 540px) {
  .hero-intro {
    align-items: flex-start;
  }
  .hero-photo {
    width: 60px;
    height: 60px;
  }
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-10);
  flex-wrap: wrap;
}

.hero-meta {
  display: flex;
  gap: var(--space-8);
  margin-top: var(--space-12);
  flex-wrap: wrap;
}

.hero-meta div {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.hero-meta strong {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-text);
}

.hero-meta span {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero-visual {
  position: relative;
  aspect-ratio: 4/5;
  border-radius: var(--radius-xl);
  background: linear-gradient(160deg, var(--color-surface-offset), var(--color-surface));
  border: 1px solid var(--color-divider);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-visual svg {
  width: 78%;
  height: 78%;
}

.wave-bar {
  transform-origin: center bottom;
  animation: wavepulse 2.6s var(--ease-out) infinite;
}

@keyframes wavepulse {
  0%,
  100% {
    transform: scaleY(0.55);
  }
  50% {
    transform: scaleY(1);
  }
}

.hero-visual-caption {
  position: absolute;
  bottom: var(--space-6);
  left: var(--space-6);
  right: var(--space-6);
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ============================================
   About
   ============================================ */

.about .wrap {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(var(--space-10), 6vw, var(--space-20));
}

.about-body p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
  max-width: 62ch;
}

.about-body p strong {
  color: var(--color-text);
  font-weight: 600;
}

.pull-quote {
  border-top: 1px solid var(--color-divider);
  margin-top: var(--space-8);
  padding-top: var(--space-8);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  max-width: 42ch;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  align-content: start;
}

.stat-card {
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  background: var(--color-surface-2);
  border: 1px solid var(--color-divider);
}

.stat-card strong {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 650;
  color: var(--color-primary);
  display: block;
}

.stat-card span {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  display: block;
  margin-top: var(--space-2);
}

/* ============================================
   Skills / Experience
   ============================================ */

.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-bottom: clamp(var(--space-16), 8vw, var(--space-24));
}

.skill-panel {
  padding: clamp(var(--space-6), 3vw, var(--space-10));
  border-radius: var(--radius-lg);
  background: var(--color-surface-2);
  border: 1px solid var(--color-divider);
}

.skill-panel-head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.skill-panel-head svg {
  color: var(--color-primary);
  flex-shrink: 0;
}

.skill-panel-head h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.skill-tags li {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
}

.timeline {
  display: flex;
  flex-direction: column;
}

.timeline-item {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: var(--space-8);
  padding-block: var(--space-8);
  border-top: 1px solid var(--color-divider);
}

.timeline-item:first-child {
  border-top: none;
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.04em;
  padding-top: var(--space-1);
}

.timeline-content h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
}

.timeline-content p.role-org {
  color: var(--color-primary);
  font-size: var(--text-sm);
  font-weight: 500;
  margin-top: var(--space-1);
}

.timeline-content p.role-desc {
  color: var(--color-text-muted);
  font-size: var(--text-base);
  margin-top: var(--space-3);
  max-width: 62ch;
}

/* ============================================
   Work / Projects
   ============================================ */

.work-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(var(--space-6), 3vw, var(--space-10));
}

.work-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface-2);
  border: 1px solid var(--color-divider);
  display: flex;
  flex-direction: column;
}

.work-card:first-child {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
}

.work-card:first-child .work-media {
  aspect-ratio: auto;
  height: 100%;
  min-height: 320px;
}

.work-media {
  aspect-ratio: 4/3;
  overflow: hidden;
}

.work-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.work-body {
  padding: clamp(var(--space-6), 3vw, var(--space-8));
  display: flex;
  flex-direction: column;
  flex: 1;
}

.work-tags {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
}

.work-tags span {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.work-tags span::after {
  content: '/';
  margin-left: var(--space-2);
  color: var(--color-text-faint);
}

.work-tags span:last-child::after {
  content: '';
}

.work-body h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
}

.work-card:first-child .work-body h3 {
  font-size: var(--text-xl);
}

.work-body p {
  color: var(--color-text-muted);
  font-size: var(--text-base);
  margin-top: var(--space-3);
  flex: 1;
}

.work-outcome {
  margin-top: var(--space-5);
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-divider);
  font-size: var(--text-sm);
  color: var(--color-text);
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
}

.work-outcome strong {
  color: var(--color-primary);
  font-family: var(--font-display);
  font-size: var(--text-base);
}

/* ============================================
   Contact / CTA
   ============================================ */

.contact {
  background: var(--color-surface-offset);
}

.contact .wrap {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: clamp(var(--space-10), 6vw, var(--space-16));
  align-items: center;
}

.contact h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 650;
  letter-spacing: -0.01em;
  color: var(--color-text);
  max-width: 16ch;
}

.contact-copy p {
  margin-top: var(--space-5);
  color: var(--color-text-muted);
  font-size: var(--text-lg);
  max-width: 46ch;
}

.contact-actions {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-8);
  flex-wrap: wrap;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  border-left: 1px solid var(--color-border);
  padding-left: clamp(var(--space-8), 4vw, var(--space-10));
}

.contact-detail-item span {
  display: block;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-faint);
  margin-bottom: var(--space-2);
}

.contact-detail-item a,
.contact-detail-item p {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-text);
  font-weight: 500;
}

.contact-detail-item a:hover {
  color: var(--color-primary);
}

/* ============================================
   Footer
   ============================================ */

.site-footer {
  padding-block: var(--space-10);
}

.site-footer .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.footer-brand svg,
.footer-brand img {
  color: var(--color-primary);
  width: 26px;
  height: 26px;
  object-fit: contain;
}

.footer-links {
  display: flex;
  gap: var(--space-6);
}

.footer-links a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.footer-links a:hover {
  color: var(--color-primary);
}

.footer-note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* ============================================
   Scroll reveal
   ============================================ */

[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 0.7s var(--ease-out),
    transform 0.7s var(--ease-out);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 900px) {
  .hero .wrap {
    grid-template-columns: 1fr;
  }
  .hero-visual {
    order: -1;
    aspect-ratio: 16/10;
  }
  .about .wrap {
    grid-template-columns: 1fr;
  }
  .about-stats {
    margin-top: var(--space-4);
  }
  .skills-grid {
    grid-template-columns: 1fr;
  }
  .work-grid {
    grid-template-columns: 1fr;
  }
  .work-card:first-child {
    grid-column: span 1;
    grid-template-columns: 1fr;
  }
  .work-card:first-child .work-media {
    aspect-ratio: 4/3;
    min-height: 0;
  }
  .contact .wrap {
    grid-template-columns: 1fr;
  }
  .contact-details {
    border-left: none;
    border-top: 1px solid var(--color-border);
    padding-left: 0;
    padding-top: var(--space-8);
  }
}

@media (max-width: 720px) {
  .main-nav ul {
    display: none;
  }
  .nav-toggle {
    display: inline-flex;
  }
  .timeline-item {
    grid-template-columns: 1fr;
    gap: var(--space-2);
  }
  .site-header .wrap {
    height: 64px;
  }
  .brand-name span {
    display: none;
  }
  .brand-name strong {
    white-space: nowrap;
    font-size: var(--text-xs);
  }
  .header-actions {
    gap: var(--space-2);
  }
  .header-actions .btn-primary {
    display: none;
  }
  .theme-toggle {
    width: 36px;
    height: 36px;
  }
  .nav-toggle {
    width: 36px;
    height: 36px;
  }
}

@media (max-width: 380px) {
  .brand-name strong {
    display: none;
  }
}

@media (max-width: 540px) {
  .hero-meta {
    gap: var(--space-6);
  }
  section {
    padding-block: clamp(var(--space-12), 12vw, var(--space-20));
  }
}