/* Taver – Design system with light/dark themes */
:root {
  --bg: #faf8f5;
  --surface: #f0ebe3;
  --primary: #1a1814;
  --text: #2d2a26;
  --text-muted: #6b6560;
  --accent: #c45c4a;
  --accent-hover: #a84d3e;
  --accent-secondary: #8b7355;
  --border: #e0d9cf;
  --gradient-start: rgba(196, 92, 74, 0.08);
  --gradient-end: rgba(139, 115, 85, 0.06);
  --hero-overlay: rgba(26, 24, 20, 0.45);
  --hero-text: #faf8f5;
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Poppins', sans-serif;
}

[data-theme="dark"] {
  --bg: #1c1a18;
  --surface: #262320;
  --primary: #f0ebe3;
  --text: #e5e0d9;
  --text-muted: #a39d95;
  --accent: #d97a6a;
  --accent-hover: #e89082;
  --accent-secondary: #b89878;
  --border: #3d3834;
  --gradient-start: rgba(217, 122, 106, 0.12);
  --gradient-end: rgba(184, 152, 120, 0.08);
  --hero-overlay: rgba(0, 0, 0, 0.6);
  --hero-text: #faf8f5;
}

html {
  font-size: 14px;
  position: relative;
  min-height: 100%;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

body {
  font-family: var(--font-body);
  color: var(--text);
  background-color: var(--bg);
  margin-bottom: 60px;
  transition: background-color 0.25s ease, color 0.2s ease;
}

h1, h2, h3, h4, h5, h6,
.h1, .h2, .h3, .h4, .h5, .h6 {
  font-family: var(--font-heading);
  color: var(--primary);
  transition: color 0.2s ease;
}

/* Theme-aware utilities (override Bootstrap) */
.text-muted,
.text-theme-muted {
  color: var(--text-muted) !important;
}

.bg-light,
.section-surface {
  background-color: var(--surface) !important;
  transition: background-color 0.25s ease;
}

.border-top,
.border-bottom,
.border {
  border-color: var(--border) !important;
}

/* Skip to main content */
.skip-link {
  position: absolute;
  top: -100px;
  left: 0.5rem;
  z-index: 1050;
  padding: 0.5rem 1rem;
  background: var(--accent);
  color: var(--hero-text);
  font-weight: 500;
  border-radius: 0.25rem;
  transition: top 0.2s ease, background-color 0.2s ease;
}

.skip-link:focus {
  top: 0.5rem;
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Nav */
.site-nav {
  background-color: var(--bg) !important;
  border-color: var(--border) !important;
  transition: background-color 0.25s ease, border-color 0.2s ease;
}

.site-nav .navbar-brand,
.site-nav .nav-link,
.site-nav .btn-link {
  color: var(--primary) !important;
  transition: color 0.2s ease;
}

.site-brand {
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: 0.02em;
}

.site-nav .nav-link:hover,
.site-nav .btn-link:hover {
  color: var(--accent) !important;
}

/* Theme toggle button */
#theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  margin: 0 0.25rem;
  border: 1px solid var(--border);
  border-radius: 0.375rem;
  background: var(--surface);
  color: var(--primary);
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

#theme-toggle:hover {
  background: var(--border);
  color: var(--accent);
}

#theme-toggle:focus {
  outline: none;
  box-shadow: 0 0 0 0.2rem var(--bg), 0 0 0 0.35rem var(--accent);
}

#theme-toggle svg {
  width: 1.25rem;
  height: 1.25rem;
}

#theme-toggle .icon-dark,
[data-theme="dark"] #theme-toggle .icon-light {
  display: none;
}

#theme-toggle .icon-light,
[data-theme="dark"] #theme-toggle .icon-dark {
  display: block;
}

/* Buttons */
.btn-primary {
  background-color: var(--accent);
  border-color: var(--accent);
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn-outline-dark {
  color: var(--primary);
  border-color: var(--primary);
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn-outline-dark:hover {
  background-color: var(--primary);
  color: var(--bg);
  border-color: var(--primary);
}

.btn-outline-primary {
  color: var(--accent);
  border-color: var(--accent);
}

.btn-outline-primary:hover {
  background-color: var(--accent);
  color: var(--hero-text);
  border-color: var(--accent);
}

.btn-outline-danger {
  color: var(--accent);
  border-color: var(--accent);
}

.btn-outline-danger:hover {
  background-color: var(--accent);
  color: var(--hero-text);
  border-color: var(--accent);
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus,
.form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem var(--bg), 0 0 0 0.25rem var(--accent);
}

/* Form controls theme-aware */
.form-control,
.form-select {
  background-color: var(--bg);
  color: var(--text);
  border-color: var(--border);
  transition: background-color 0.25s ease, color 0.2s ease, border-color 0.2s ease;
}

.form-control::placeholder {
  color: var(--text-muted);
}

.form-check-label {
  color: var(--text);
}

/* Pagination */
.pagination .page-link {
  background-color: var(--surface);
  color: var(--primary);
  border-color: var(--border);
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.pagination .page-link:hover {
  background-color: var(--border);
  color: var(--accent);
  border-color: var(--border);
}

.pagination .page-item.active .page-link {
  background-color: var(--accent);
  border-color: var(--accent);
  color: var(--hero-text);
}

.pagination .page-item.disabled .page-link {
  background-color: var(--surface);
  color: var(--text-muted);
  border-color: var(--border);
}

/* Footer */
.footer {
  background-color: var(--bg);
  color: var(--text-muted);
  border-color: var(--border) !important;
  transition: background-color 0.25s ease, color 0.2s ease, border-color 0.2s ease;
}

.footer a {
  color: var(--primary);
  transition: color 0.2s ease;
}

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

/* Cards */
.card {
  background-color: var(--surface);
  border-color: var(--border);
  transition: background-color 0.25s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.card {
  border: 1px solid var(--border);
}

.card:hover {
  box-shadow: 0 0.5rem 1.5rem var(--gradient-start);
  border-color: var(--accent-secondary);
}

.card-title {
  font-family: var(--font-heading);
  color: var(--primary);
  transition: color 0.2s ease;
}

/* Hero */
.hero-section {
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--hero-overlay) url('https://images.unsplash.com/photo-1513364776144-60967b0f800f?w=1200') center/cover no-repeat;
  background-blend-mode: overlay;
  color: var(--hero-text);
  transition: background 0.3s ease;
}

.hero-section h1,
.hero-section .lead {
  color: var(--hero-text);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.hero-section .btn-danger {
  background-color: var(--accent);
  border-color: var(--accent);
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.hero-section .btn-danger:hover {
  background-color: var(--accent-hover);
  border-color: var(--accent-hover);
}

/* Section with subtle gradient (art-like) */
.section-surface {
  background: linear-gradient(180deg, var(--surface) 0%, var(--gradient-start) 50%, var(--gradient-end) 100%) !important;
}

/* Validation / danger text */
.text-danger {
  color: var(--accent) !important;
}

/* Main content transition for theme switch */
.container main {
  transition: color 0.2s ease;
}

/* Navbar toggler icon in dark mode */
.site-nav .navbar-toggler {
  border-color: var(--border);
}

.site-nav .navbar-toggler-icon {
  filter: none;
}

[data-theme="dark"] .site-nav .navbar-toggler-icon {
  filter: invert(1);
}