/* theme.css — Light theme (coffee paper) + theme toggle styles */

/* ── Light Theme Tokens ──────────────────────────────── */
[data-theme="light"] {
  --color-void:       #f5f0e8;
  --color-abyss:      #f0ead6;
  --color-surface-1:  #ebe4d0;
  --color-surface-2:  #e5dcc6;
  --color-border:     #c9bda4;
  --color-border-lit: #b0a288;

  --color-text:       #2c2416;
  --color-muted:      #6b5d4a;
  --color-ghost:      #9a8b74;

  --color-cyan:       #0a7a9e;
  --color-pink:       #c42050;
  --color-green:      #1a8a5a;
  --color-amber:      #b87a20;
  --color-violet:     #6a42c4;

  --glow-cyan:  0 0 20px rgba(10, 122, 158, 0.2), 0 0 40px rgba(10, 122, 158, 0.08);
  --glow-pink:  0 0 20px rgba(196, 32, 80, 0.2), 0 0 40px rgba(196, 32, 80, 0.08);
}

/* ── Paper Texture ───────────────────────────────────── */
[data-theme="light"] body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='paper'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='5' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23paper)' opacity='0.08'/%3E%3C/svg%3E");
  opacity: 0.5;
  pointer-events: none;
  z-index: 0;
}

/* ════════════════════════════════════════════════════════ */
/* HARDCODED COLOR OVERRIDES — fix all #ffffff / #fff      */
/* ════════════════════════════════════════════════════════ */

/* type.css: headings */
[data-theme="light"] h1,
[data-theme="light"] h2,
[data-theme="light"] h3,
[data-theme="light"] h4,
[data-theme="light"] h5,
[data-theme="light"] h6 {
  color: #1a1408;
}

/* type.css: .prose strong */
[data-theme="light"] .prose strong {
  color: #1a1408;
}

/* type.css: .pull-quote */
[data-theme="light"] .pull-quote {
  color: #2c2416;
  border-left-color: var(--color-cyan);
}

/* landing.css: .hero__title */
[data-theme="light"] .hero__title {
  color: #1a1408;
}

/* landing.css: .organizer-card__name */
[data-theme="light"] .organizer-card__name {
  color: #1a1408;
}

/* landing.css: .stat-card__number */
[data-theme="light"] .stat-card__number {
  color: var(--color-cyan);
}

/* landing.css: .metric-row__name */
[data-theme="light"] .metric-row__name {
  color: #1a1408;
}

/* task.css: .task-organizer__name */
[data-theme="light"] .task-organizer__name {
  color: #1a1408;
}

/* task.css: .organizer-card__name (task page version) */
[data-theme="light"] .organizer-card__name {
  color: #1a1408;
}

/* task.css: .experience-card__name */
[data-theme="light"] .experience-card__name {
  color: #1a1408;
}

/* components.css: .card__title */
[data-theme="light"] .card__title {
  color: #1a1408;
}

/* components.css: table header cells */
[data-theme="light"] thead th {
  color: #1a1408;
}

/* components.css: table data cells */
[data-theme="light"] tbody td {
  color: var(--color-text);
}

/* base.css: selection */
[data-theme="light"] ::selection {
  background: rgba(10, 122, 158, 0.15);
  color: #1a1408;
}

/* ════════════════════════════════════════════════════════ */
/* COMPONENT OVERRIDES                                     */
/* ════════════════════════════════════════════════════════ */

/* Nav */
[data-theme="light"] .nav.scrolled {
  background: rgba(240, 234, 214, 0.92);
  border-bottom-color: var(--color-border);
}

[data-theme="light"] .nav__toggle span {
  background: var(--color-text);
}

[data-theme="light"] .nav__overlay {
  background: rgba(245, 240, 232, 0.98);
}

/* Mobile overlay theme toggle */
.nav__overlay .theme-toggle {
  margin-top: 24px;
  padding: 12px 28px;
  font-size: 0.85rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.6);
  background: transparent;
  cursor: pointer;
  letter-spacing: 0.15em;
}

.nav__overlay .theme-toggle:hover,
.nav__overlay .theme-toggle:focus {
  border-color: var(--color-cyan);
  color: var(--color-cyan);
}

.nav__overlay .theme-toggle:active {
  background: rgba(0, 229, 255, 0.15);
  transform: scale(0.96);
}

[data-theme="light"] .nav__overlay .theme-toggle {
  border-color: var(--color-border);
  color: var(--color-muted);
  background: transparent;
}

[data-theme="light"] .nav__overlay .theme-toggle:hover,
[data-theme="light"] .nav__overlay .theme-toggle:focus {
  border-color: var(--color-cyan);
  color: var(--color-cyan);
}

[data-theme="light"] .nav__overlay .theme-toggle:active {
  background: rgba(0, 229, 255, 0.1);
}

[data-theme="light"] .nav__overlay .nav-link {
  color: var(--color-text);
}

[data-theme="light"] .nav__logo {
  color: var(--color-cyan);
}

[data-theme="light"] .nav__toggle span {
  background: var(--color-text);
}

/* Desktop nav toggle button */
@media (min-width: 901px) {
  .nav__overlay .theme-toggle {
    display: none;
  }
}

/* Hero */
[data-theme="light"] .hero {
  background: var(--color-void);
}

[data-theme="light"] .hero::before {
  opacity: 0.02;
}

[data-theme="light"] .hero::after {
  background: radial-gradient(circle, rgba(10, 122, 158, 0.06) 0%, transparent 70%);
}

[data-theme="light"] .hero__eyebrow {
  color: var(--color-cyan);
}

[data-theme="light"] .hero__subtitle {
  color: var(--color-muted);
}

[data-theme="light"] .hero__scroll {
  color: var(--color-ghost);
}

/* Cards */
[data-theme="light"] .card,
[data-theme="light"] .task-card,
[data-theme="light"] .organizer-card,
[data-theme="light"] .metric-row,
[data-theme="light"] .task-organizer,
[data-theme="light"] .experience-card {
  background: var(--color-surface-1);
  border-color: var(--color-border);
}

[data-theme="light"] .card:hover,
[data-theme="light"] .task-card:hover,
[data-theme="light"] .metric-row:hover {
  border-color: var(--color-border-lit);
  background: var(--color-surface-2);
}

/* JSON blocks — stay dark */
[data-theme="light"] .json-block {
  background: #1a1610 !important;
  border-color: #2a2418 !important;
  border-left-color: var(--color-cyan) !important;
}

[data-theme="light"] .json-block__header {
  background: #1e1a12 !important;
  border-bottom-color: #2a2418 !important;
}

[data-theme="light"] .json-block pre {
  background: #1a1610 !important;
  color: #d4c8b0 !important;
}

/* Tables */
[data-theme="light"] thead {
  background: var(--color-surface-2);
}

[data-theme="light"] tbody tr:nth-child(even) {
  background: rgba(229, 220, 198, 0.4);
}

[data-theme="light"] tbody tr:hover {
  background: rgba(10, 122, 158, 0.06);
}

/* Badges */
[data-theme="light"] .badge--cyan {
  background: rgba(10, 122, 158, 0.08);
  border-color: rgba(10, 122, 158, 0.25);
  color: var(--color-cyan);
}

[data-theme="light"] .badge--violet {
  background: rgba(106, 66, 196, 0.08);
  border-color: rgba(106, 66, 196, 0.25);
  color: var(--color-violet);
}

[data-theme="light"] .badge--ghost {
  color: var(--color-ghost);
  border-color: var(--color-ghost);
}

[data-theme="light"] .weight-badge {
  background: rgba(184, 122, 32, 0.08);
  border-color: rgba(184, 122, 32, 0.25);
  color: var(--color-amber);
}

/* Scrollbar */
[data-theme="light"] ::-webkit-scrollbar-track {
  background: var(--color-abyss);
}

[data-theme="light"] ::-webkit-scrollbar-thumb {
  background: var(--color-border);
}

/* Footer */
[data-theme="light"] .footer {
  border-top-color: var(--color-border);
}

[data-theme="light"] .footer__text {
  color: var(--color-muted);
}

/* Date badge */
[data-theme="light"] .date-badge {
  background: rgba(10, 122, 158, 0.06);
  border-color: rgba(10, 122, 158, 0.15);
  color: var(--color-cyan);
}

[data-theme="light"] .date-badge--active {
  background: rgba(10, 122, 158, 0.12);
  border-color: rgba(10, 122, 158, 0.35);
}

/* Sidebar */
[data-theme="light"] .sidebar {
  border-right-color: var(--color-border);
}

[data-theme="light"] .sidebar__link {
  color: var(--color-muted);
}

[data-theme="light"] .sidebar__link.active {
  color: var(--color-cyan);
  border-left-color: var(--color-cyan);
}

/* Code inline */
[data-theme="light"] code {
  background: var(--color-surface-2);
  border-color: var(--color-border);
  color: var(--color-cyan);
}

/* Timeline */
[data-theme="light"] .section-timeline {
  background: var(--color-abyss);
}

/* Timeline */
[data-theme="light"] .tl-track::before {
  background: var(--color-border);
}

[data-theme="light"] .tl-item.past .tl-event {
  color: var(--color-muted);
}

[data-theme="light"] .tl-event {
  color: var(--color-text);
}

[data-theme="light"] .tl-cl,
[data-theme="light"] .tl-cr {
  background: var(--color-border);
}

[data-theme="light"] .tl-item.future .tl-cl,
[data-theme="light"] .tl-item.future .tl-cr {
  background: var(--color-ghost);
}

[data-theme="light"] .tl-dot {
  background: var(--color-void);
}

[data-theme="light"] .tl-item.past .tl-dot {
  background: var(--color-cyan);
}

[data-theme="light"] .date-badge {
  border-color: var(--color-border);
  color: var(--color-muted);
  background: transparent;
}

[data-theme="light"] .tl-item.past .date-badge,
[data-theme="light"] .tl-item.active .date-badge {
  border-color: var(--color-cyan);
  color: var(--color-cyan);
  background: rgba(10, 122, 158, 0.06);
}

/* Stat cards */
[data-theme="light"] .stat-card__label {
  color: var(--color-muted);
}

[data-theme="light"] .stat-card__desc {
  color: var(--color-ghost);
}

/* Metric descriptions */
[data-theme="light"] .metric-row__desc {
  color: var(--color-muted);
}

[data-theme="light"] .metric-row__desc em {
  color: var(--color-cyan);
}

/* Register section */
[data-theme="light"] .section-register {
  background: var(--color-surface-1);
}

[data-theme="light"] .register__coming-soon {
  color: var(--color-ghost);
}

/* Task section eyebrow */
[data-theme="light"] .task-section__eyebrow {
  color: var(--color-ghost);
}

/* Organizer card email */
[data-theme="light"] .organizer-card__email {
  color: var(--color-cyan);
}

[data-theme="light"] .organizer-card__affiliation {
  color: var(--color-muted);
}

[data-theme="light"] .organizer-card__role {
  color: var(--color-violet);
}

/* ════════════════════════════════════════════════════════ */
/* THEME TOGGLE BUTTON                                     */
/* ════════════════════════════════════════════════════════ */
.theme-toggle {
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  padding: 6px 14px;
  border-radius: 2px;
  cursor: pointer;
  transition: all var(--dur-fast);
  white-space: nowrap;
  text-transform: uppercase;
}

.theme-toggle:hover {
  border-color: var(--color-cyan);
  color: var(--color-cyan);
}

.theme-toggle:active {
  background: rgba(0, 229, 255, 0.1);
  transform: scale(0.96);
}

/* ════════════════════════════════════════════════════════ */
/* LOGO SWAP                                              */
/* ════════════════════════════════════════════════════════ */
[data-theme="dark"] .logo-light { display: none; }
[data-theme="dark"] .logo-dark  { display: block; }
[data-theme="light"] .logo-light { display: block; }
[data-theme="light"] .logo-dark  { display: none; }

/* Logo background in light mode for visibility */
[data-theme="light"] .nav__logo img {
  background: #c9bda4;
  border-radius: 4px;
  padding: 2px;
}

[data-theme="light"] .hero__logo {
  background: #c9bda4;
  border-radius: 8px;
  padding: 8px;
}

[data-theme="light"] .loader-logo-img {
  background: #c9bda4;
  border-radius: 6px;
  padding: 4px;
}

/* ════════════════════════════════════════════════════════ */
/* SMOOTH TRANSITIONS                                     */
/* ════════════════════════════════════════════════════════ */
html {
  transition: background-color 0.3s ease, color 0.3s ease;
}

body {
  transition: background-color 0.3s ease, color 0.3s ease;
}

.card,
.task-card,
.organizer-card,
.metric-row,
.json-block,
.json-block__header,
.json-block pre,
.nav,
.nav__overlay,
.footer,
.tl-track::after,
.tl-dot,
.tl-cl,
.tl-cr,
.date-badge {
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}