/* Components — Cards, buttons, tags, all consuming properties */

/* ═══ Project Card ═══ */

.card {
  position: relative;
  background: var(--color-surface);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--card-padding);
  transition:
    background var(--duration-fast) var(--ease-primary),
    border-color var(--duration-fast) var(--ease-primary),
    transform var(--duration-normal) var(--ease-hover),
    box-shadow var(--duration-normal) var(--ease-primary);
  cursor: pointer;
  overflow: hidden;
  /* Default subtle drop shadow for depth even without light */
  box-shadow:
    0 1px 3px rgba(0, 0, 0, 0.2),
    0 4px 12px rgba(0, 0, 0, 0.1);
}

.card:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-border-strong);
  transform: translateY(calc(var(--motion-scale-hover) * -2px + 2px));
  box-shadow:
    0 4px 16px rgba(0, 0, 0, 0.32),
    0 8px 32px rgba(0, 0, 0, 0.16),
    0 0 0 1px rgba(255, 255, 255, 0.04);
}

.card-image {
  width: 100%;
  aspect-ratio: 16 / 10;
  background: var(--color-bg-elevated);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: var(--space-lg);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.card:hover .card-image img {
  transform: scale(1.03);
}

.card-title {
  font-family: var(--font-heading);
  font-size: var(--font-size-h3);
  font-weight: var(--font-weight-heading);
  letter-spacing: var(--letter-spacing-heading);
  text-transform: var(--text-transform-heading);
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
}

.card-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-body);
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

/* ═══ Tag ═══ */

.tag {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: 500;
  letter-spacing: var(--letter-spacing-label);
  color: var(--color-text-tertiary);
  background: var(--color-accent-dim);
  padding: var(--space-2xs) var(--space-sm);
  border-radius: var(--radius-sm);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.12);
  transition:
    color var(--duration-fast) var(--ease-primary),
    box-shadow var(--duration-normal) var(--ease-primary);
}

/* ═══ Button ═══ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-body);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-bg);
  background: var(--color-accent);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-md);
  box-shadow:
    0 1px 3px rgba(0, 0, 0, 0.2),
    0 0 8px rgba(var(--color-accent-rgb), 0.15);
  transition:
    background var(--duration-fast) var(--ease-primary),
    transform var(--duration-fast) var(--ease-hover),
    box-shadow var(--duration-normal) var(--ease-primary);
}

.btn:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
  box-shadow:
    0 2px 8px rgba(0, 0, 0, 0.25),
    0 0 16px rgba(var(--color-accent-rgb), 0.25);
}

.btn-ghost {
  color: var(--color-text-secondary);
  background: transparent;
  border: var(--border-width) solid var(--color-border-strong);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.btn-ghost:hover {
  color: var(--color-text-primary);
  border-color: var(--color-accent);
  filter: none;
  box-shadow:
    0 2px 8px rgba(0, 0, 0, 0.2),
    0 0 12px rgba(var(--color-accent-rgb), 0.12);
}

/* ═══ Divider ═══ */

.divider {
  height: 1px;
  background: var(--color-border);
  border: none;
  margin: var(--space-2xl) 0;
}

/* ═══ About ═══ */

.about-grid {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.about-photo {
  width: 200px;
  height: 200px;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: var(--border-width) solid var(--color-border);
  box-shadow:
    0 2px 8px rgba(0, 0, 0, 0.2),
    0 8px 24px rgba(0, 0, 0, 0.15);
  transition: box-shadow var(--duration-normal) var(--ease-primary);
}

[data-world="organic"] .about-photo {
  border-radius: 50%;
}

[data-world="brutalist"] .about-photo {
  border-radius: 0;
}

.about-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-bio h2 {
  margin-bottom: var(--space-md);
}

.about-bio p {
  margin-bottom: var(--space-md);
}

/* ═══ Skills ═══ */

.skills-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

/* ═══ Contact ═══ */

.contact-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-body);
  color: var(--color-text-secondary);
  transition: color var(--duration-fast) var(--ease-primary);
}

.contact-link:hover {
  color: var(--color-accent);
}

/* ═══ Editorial Layout: Horizontal Cards ═══ */

[data-layout="editorial"] .card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

[data-layout="editorial"] .card-image {
  margin-bottom: 0;
  aspect-ratio: 4 / 3;
}

/* Card index — hidden by default, shown in brutalist + retro */
.card-index {
  display: none;
}

/* ═══ Brutalist Layout: Dense Tiles ═══ */

[data-layout="brutalist"] .card {
  border-radius: 0;
  border-color: var(--color-border-strong);
  padding: var(--space-md);
  box-shadow: none;
}

[data-layout="brutalist"] .card:hover {
  background: var(--color-accent);
  transform: none;
  box-shadow: none;
}

[data-layout="brutalist"] .card:hover .card-title,
[data-layout="brutalist"] .card:hover .card-description {
  color: var(--color-bg);
}

[data-layout="brutalist"] .card-image {
  border-radius: 0;
  margin-bottom: var(--space-sm);
}

/* ═══ Organic Layout: Floating Cards ═══ */

[data-layout="organic"] .card {
  backdrop-filter: blur(var(--glass-blur));
  background: var(--glass-bg);
  box-shadow:
    0 4px 16px rgba(0, 0, 0, 0.25),
    0 8px 32px rgba(0, 0, 0, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

[data-layout="organic"] .card:hover {
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.35),
    0 16px 48px rgba(0, 0, 0, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  transform: translateY(-3px);
}

/* ═══ Retro Layout: Panel Cards ═══ */

[data-layout="retro"] .card {
  border-color: var(--color-border-accent);
  position: relative;
}

[data-layout="retro"] .card::before {
  content: attr(data-index);
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  color: var(--color-accent);
  opacity: 0.5;
}

[data-layout="retro"] .card:hover {
  border-color: var(--color-accent);
  box-shadow:
    0 0 20px rgba(var(--color-accent-rgb), 0.15),
    0 0 40px rgba(var(--color-accent-rgb), 0.06),
    inset 0 0 12px rgba(var(--color-accent-rgb), 0.04);
  transform: none;
}

/* ═══ Minimalist Layout: Sparse List ═══ */

[data-layout="minimalist"] .card {
  background: transparent;
  border: none;
  border-bottom: var(--border-width) solid var(--color-border);
  border-radius: 0;
  padding: var(--space-xl) 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: none;
}

[data-layout="minimalist"] .card:hover {
  background: transparent;
  box-shadow: none;
  transform: none;
}

[data-layout="minimalist"] .card-image {
  display: none;
}

[data-layout="minimalist"] .card-description {
  display: none;
}

[data-layout="minimalist"] .card-tags {
  margin-top: 0;
}

[data-layout="minimalist"] .card:hover .card-title {
  color: var(--color-accent);
}

/* ═══ Scroll Entrance Animations ═══ */

[data-enter] {
  opacity: 0;
  transform: translate(
    calc(var(--gravity-x) * var(--motion-intensity)),
    calc(var(--gravity-y) * var(--motion-intensity))
  );
  transition:
    opacity calc(var(--duration-slow) * var(--motion-intensity)) var(--ease-entrance),
    transform calc(var(--duration-slow) * var(--motion-intensity)) var(--ease-entrance);
}

[data-enter="scale"] {
  transform: scale(0.95);
}

[data-enter="fadeIn"] {
  transform: none;
}

[data-enter].entered {
  opacity: 1;
  transform: translate(0, 0) scale(1);
}

/* Stagger delay via CSS custom property */
[data-enter-delay="1"] { transition-delay: calc(var(--motion-stagger) * 1); }
[data-enter-delay="2"] { transition-delay: calc(var(--motion-stagger) * 2); }
[data-enter-delay="3"] { transition-delay: calc(var(--motion-stagger) * 3); }
[data-enter-delay="4"] { transition-delay: calc(var(--motion-stagger) * 4); }
[data-enter-delay="5"] { transition-delay: calc(var(--motion-stagger) * 5); }
[data-enter-delay="6"] { transition-delay: calc(var(--motion-stagger) * 6); }

/* ═══ Light Source Shadows ═══ */

.lit {
  --lit-shadow-x: 0px;
  --lit-shadow-y: 4px;
  --lit-shadow-blur: 8px;
  --lit-shadow-opacity: 0;
  --lit-highlight-opacity: 0;
  --lit-proximity: 0;
  --lit-gradient-angle: 135deg;
  --lit-rim-opacity: 0;
  --lit-ambient-opacity: 0;
  --lit-glow-x: 50%;
  --lit-glow-y: 50%;
  --lit-glow-size: 600px;
  --lit-highlight-spread: 55%;
  --lit-specular-spread: 18%;
}

.lit.light-active {
  /* box-shadow applied via JS for multi-layer precision */
  position: relative;
}

/* Glossy surface reflection — radial highlight from light direction
   with specular hotspot and edge reflection for realism */
.lit.light-active::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background:
    /* Primary soft glow — size controls spread */
    radial-gradient(
      ellipse at calc(var(--lit-highlight-x, 50) * 1%) calc(var(--lit-highlight-y, 50) * 1%),
      rgba(255, 255, 255, var(--lit-highlight-opacity)) 0%,
      rgba(255, 255, 255, calc(var(--lit-highlight-opacity) * 0.35)) 20%,
      transparent var(--lit-highlight-spread, 55%)
    ),
    /* Directional surface gradient — light falling across the surface */
    linear-gradient(
      var(--lit-gradient-angle),
      rgba(255, 255, 255, calc(var(--lit-proximity) * 0.07)) 0%,
      transparent 35%,
      rgba(0, 0, 0, calc(var(--lit-proximity) * 0.1)) 100%
    ),
    /* Specular hotspot — size controls tightness */
    radial-gradient(
      circle at calc(var(--lit-highlight-x, 50) * 1%) calc(var(--lit-highlight-y, 50) * 1%),
      rgba(255, 255, 255, calc(var(--lit-highlight-opacity) * 0.9)) 0%,
      transparent var(--lit-specular-spread, 18%)
    ),
    /* Edge reflection — bright strip on light-facing border */
    linear-gradient(
      var(--lit-gradient-angle),
      rgba(255, 255, 255, calc(var(--lit-proximity) * 0.15)) 0%,
      transparent 4%,
      transparent 96%,
      rgba(0, 0, 0, calc(var(--lit-proximity) * 0.06)) 100%
    );
  pointer-events: none;
  z-index: 1;
  opacity: 1;
  transition: opacity 0.3s ease;
}

/* ═══ Light Theme: Warm highlights on .lit elements ═══ */

[data-theme="light"] .lit.light-active::before {
  background:
    radial-gradient(
      ellipse at calc(var(--lit-highlight-x, 50) * 1%) calc(var(--lit-highlight-y, 50) * 1%),
      rgba(255, 248, 230, var(--lit-highlight-opacity)) 0%,
      rgba(255, 248, 230, calc(var(--lit-highlight-opacity) * 0.3)) 20%,
      transparent var(--lit-highlight-spread, 55%)
    ),
    linear-gradient(
      var(--lit-gradient-angle),
      rgba(255, 248, 230, calc(var(--lit-proximity) * 0.05)) 0%,
      transparent 35%,
      rgba(0, 0, 0, calc(var(--lit-proximity) * 0.04)) 100%
    ),
    radial-gradient(
      circle at calc(var(--lit-highlight-x, 50) * 1%) calc(var(--lit-highlight-y, 50) * 1%),
      rgba(255, 248, 230, calc(var(--lit-highlight-opacity) * 0.7)) 0%,
      transparent var(--lit-specular-spread, 18%)
    ),
    linear-gradient(
      var(--lit-gradient-angle),
      rgba(255, 248, 230, calc(var(--lit-proximity) * 0.1)) 0%,
      transparent 4%,
      transparent 96%,
      rgba(0, 0, 0, calc(var(--lit-proximity) * 0.03)) 100%
    );
}

/* ═══ Responsive ═══ */

@media (max-width: 768px) {
  [data-layout="editorial"] .card {
    grid-template-columns: 1fr;
  }

  .about-grid {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }
}