/* African-inspired color scheme */
:root {
  --primary: #D4A574;         /* Warm earth brown */
  --primary-dark: #8B6239;    /* Dark brown */
  --secondary: #E8D4B8;       /* Light sand */
  --accent: #C9453A;          /* Red-ochre */
  --accent-light: #E8B4AD;    /* Light accent */
  --success: #7A9A4A;         /* Muted green */
  --danger: #C9453A;          /* Red */
  --warning: #D4A540;         /* Amber */
  --bg: #FEFDF8;              /* Cream white */
  --text: #2C2416;            /* Dark text */
  --border: #D4C4B0;          /* Light border */
  --shadow: rgba(139, 98, 57, 0.1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Navigation */
.navbar {
  background-color: var(--primary);
  color: white;
  padding: 1rem 0;
  box-shadow: 0 2px 4px var(--shadow);
  margin-bottom: 2rem;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar-brand .logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: white;
  text-decoration: none;
}

.navbar-menu {
  list-style: none;
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

[hidden] { display: none !important; }

.navbar-menu a {
  color: white;
  text-decoration: none;
  transition: opacity 0.3s;
}

.navbar-menu a:hover {
  opacity: 0.8;
}

.navbar-user {
  color: white;
  font-size: 0.9rem;
}

.btn-logout {
  background-color: var(--accent);
  padding: 0.5rem 1rem;
  border-radius: 4px;
  font-size: 0.9rem;
}

.btn-nav {
  background-color: transparent;
  border: 2px solid white;
  padding: 0.4rem 1rem;
  border-radius: 4px;
  font-size: 0.9rem;
  display: inline-block;
}

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

/* Footer */
.footer {
  background-color: var(--primary-dark);
  color: white;
  text-align: center;
  padding: 2rem;
  margin-top: 3rem;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background-color: var(--primary);
  color: white;
  text-decoration: none;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 1rem;
  transition: background-color 0.3s;
}

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

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

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

.btn-secondary {
  background-color: var(--secondary);
  color: var(--text);
}

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

.btn-danger {
  background-color: var(--danger);
}

.btn-danger:hover {
  background-color: #a03430;
}

.btn-success {
  background-color: var(--success);
}

.btn-success:hover {
  background-color: #5f7f34;
}

.btn-small {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
}

.btn-link {
  background-color: transparent;
  color: var(--primary);
  padding: 0;
  text-decoration: underline;
}

.btn-link:hover {
  color: var(--primary-dark);
}

/* Forms */
.form-group {
  margin-bottom: 1.5rem;
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text);
}

input[type="text"],
input[type="email"],
input[type="password"],
textarea,
select {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.3s;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(212, 165, 116, 0.1);
}

textarea {
  resize: vertical;
  min-height: 100px;
}

/* Alerts */
.alert {
  padding: 1rem;
  margin-bottom: 1rem;
  border-radius: 4px;
}

.alert-error {
  background-color: #ffe0dd;
  color: var(--danger);
  border-left: 4px solid var(--danger);
}

.alert-success {
  background-color: #e8f5e9;
  color: var(--success);
  border-left: 4px solid var(--success);
}

.alert-warning {
  background-color: #fff3cd;
  color: #856404;
  border-left: 4px solid var(--warning);
}

/* Cards */
.card {
  background-color: white;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 1px 3px var(--shadow);
}

.card-header {
  font-size: 1.3rem;
  font-weight: bold;
  margin-bottom: 1rem;
  color: var(--primary-dark);
}

.card-footer {
  border-top: 1px solid var(--border);
  margin-top: 1rem;
  padding-top: 1rem;
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
}

/* Words list */
.words-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1.5rem;
}

.word-card {
  background-color: white;
  border: 2px solid var(--secondary);
  border-radius: 8px;
  padding: 1.5rem;
  text-decoration: none;
  color: inherit;
  transition: all 0.3s;
  cursor: pointer;
}

.word-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px var(--shadow);
  border-color: var(--primary);
}

.word-card-title {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--primary-dark);
  margin-bottom: 0.5rem;
}

.word-card-meta {
  font-size: 0.9rem;
  color: #666;
}

/* Definition detail */
.definition-item {
  background-color: white;
  border-left: 4px solid var(--primary);
  padding: 1rem;
  margin-bottom: 1rem;
  border-radius: 4px;
}

.definition-text {
  font-size: 1.1rem;
  margin-bottom: 1rem;
  line-height: 1.6;
}

.definition-meta {
  font-size: 0.85rem;
  color: #666;
}

/* Comments */
.comments-section {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 2px solid var(--secondary);
}

.comment {
  background-color: white;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 1rem;
}

.comment-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.comment-author {
  font-weight: bold;
  color: var(--primary-dark);
}

.comment-date {
  font-size: 0.85rem;
  color: #666;
}

.comment-body {
  margin: 0.5rem 0;
  line-height: 1.6;
  word-wrap: break-word;
}

.comment-actions {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
  font-size: 0.9rem;
}

/* Voting */
.vote-section {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
}

.vote-score {
  font-weight: bold;
  color: var(--primary-dark);
  min-width: 30px;
  text-align: center;
}

.vote-btn {
  background-color: transparent;
  border: 1px solid var(--border);
  padding: 0.4rem 0.8rem;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.3s;
}

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

.vote-btn.active {
  background-color: var(--primary);
  color: white;
  border-color: var(--primary);
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1rem;
}

thead {
  background-color: var(--secondary);
}

th {
  padding: 1rem;
  text-align: left;
  font-weight: bold;
  color: var(--text);
  border-bottom: 2px solid var(--primary);
}

td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
}

tr:hover {
  background-color: #fafaf5;
}

/* Error page */
.error-container {
  text-align: center;
  padding: 3rem 0;
}

.error-message {
  font-size: 1.5rem;
  color: var(--danger);
  margin-bottom: 1rem;
}

/* Admin styles */
.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.admin-title {
  font-size: 2rem;
  font-weight: bold;
  color: var(--primary-dark);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.stat-card {
  background-color: white;
  border: 1px solid var(--border);
  padding: 1.5rem;
  border-radius: 8px;
  text-align: center;
}

.stat-number {
  font-size: 2rem;
  font-weight: bold;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.stat-label {
  color: #666;
  font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
  .navbar .container {
    flex-direction: column;
    gap: 1rem;
  }

  body {
    background: radial-gradient(ellipse at 85% 4%, #f5e8d4, transparent 38rem), var(--bg);
  }
  .icon {
    display: inline-block;
    width: 1.15em;
    height: 1.15em;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.7;
    stroke-linecap: round;
    stroke-linejoin: round;
    vertical-align: -.16em;
  }
  .navbar { background: #684728; box-shadow: 0 4px 18px #3a251d24; }
  .navbar-brand .logo { display: inline-flex; align-items: center; gap: .55rem; }
  .brand-icon { width: 2rem; height: 2rem; color: #f5d6a5; }
  .navbar-menu { flex-wrap: wrap; }
  .navbar-menu a:hover { opacity: 1; text-decoration: underline; }
  .dictionary-hero {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
    margin: 2rem 0;
    padding: clamp(1.75rem, 5vw, 3rem);
    border: 1px solid #e8d8c0;
    border-radius: 20px;
    background: linear-gradient(115deg, #f8e9d1, #fff8eb);
  }
  .dictionary-hero h1 { color: #684728; font: bold clamp(2rem, 5vw, 3rem)/1.15 Georgia, serif; letter-spacing: -.025em; }
  .dictionary-hero p:not(.hero-eyebrow) { color: #625446; margin-top: .8rem; max-width: 36rem; }
  .dictionary-search { margin: 0 0 1.5rem; }
  .dictionary-search input { width: 100%; padding: .75rem; border: 1px solid var(--border); border-radius: 8px; font: inherit; }
  .search-controls { display: flex; align-items: center; gap: .75rem; }
  .search-controls input { flex: 1; min-width: 0; }
  .search-controls a { color: #79502e; }
  .hero-eyebrow { color: #8a4c32; font-weight: 700; font-size: .75rem; letter-spacing: .13em; text-transform: uppercase; margin-bottom: .65rem; }
  .hero-illustration { display: grid; place-items: center; flex: none; width: clamp(100px, 16vw, 160px); aspect-ratio: 1; border-radius: 50%; border: 1px solid #d5b68f; color: #8b6239; background: #fffaf0; box-shadow: 0 0 0 14px #f4e3c9; }
  .hero-illustration .icon { width: 45%; height: 45%; stroke-width: 1.2; }
  .word-card { position: relative; border: 1px solid #e6d9c8; border-radius: 14px; box-shadow: 0 6px 20px #6847280b; padding-right: 3rem; }
  .word-card-title { font-family: Georgia, serif; overflow-wrap: anywhere; }
  .word-arrow { position: absolute; right: 1.25rem; top: 1.5rem; color: #8b6239; }
  .card, .comment, .stat-card { border-radius: 14px; border-color: #e6d9c8; box-shadow: 0 6px 20px #6847280b; }
  .btn { border-radius: 8px; background-color: #79502e; font-weight: 600; }
  .btn-secondary { background-color: var(--secondary); color: var(--text); }
  .btn-danger { background-color: var(--danger); }
  .btn-success { background-color: var(--success); }
  .btn-link { background-color: transparent; color: #79502e; }
  .footer a { color: #fff; }
  .footer nav { margin-top: .5rem; }
  :focus-visible { outline: 3px solid #a34a2d; outline-offset: 3px; }
  @media (max-width: 768px) {
    .navbar .container { align-items: flex-start; }
    .navbar-menu { flex-direction: row; gap: .75rem; }
  }
  @media (max-width: 550px) {
    .dictionary-hero { padding: 1.5rem; }
    .hero-illustration { display: none; }
    .words-grid { grid-template-columns: minmax(0, 1fr); }
  }
  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { transition-duration: 0s !important; scroll-behavior: auto !important; }
  }

  .navbar-menu {
    flex-direction: column;
    gap: 0.5rem;
  }

  .words-grid {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }

  .admin-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
}