/* Argument Precedent Library - Styles */
:root {
  --bg-primary: #1a1612;
  --bg-secondary: #231e18;
  --bg-card: #2a2420;
  --bg-card-hover: #322c26;
  --bg-input: #1e1a16;
  --text-primary: #f0e8de;
  --text-secondary: #b8a99a;
  --text-muted: #7a6e62;
  --accent: #d4a853;
  --accent-hover: #e0b86a;
  --accent-dim: rgba(212, 168, 83, 0.15);
  --border: #3a342e;
  --border-light: #4a4238;
  --success: #6abf7a;
  --warning: #d4a853;
  --danger: #c96a6a;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.4);
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  --font-serif: Georgia, 'Times New Roman', serif;
  --transition: 0.2s ease;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover, a:focus { color: var(--accent-hover); }

.container { max-width: 1120px; margin: 0 auto; padding: 0 20px; width: 100%; }

.skip-link {
  position: absolute; top: -100%; left: 50%; transform: translateX(-50%);
  background: var(--accent); color: var(--bg-primary); padding: 8px 16px;
  border-radius: 0 0 var(--radius) var(--radius); z-index: 1000; font-weight: 600;
}
.skip-link:focus { top: 0; }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* Header */
.site-header {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
  position: sticky; top: 0; z-index: 100;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.logo { display: flex; align-items: center; gap: 10px; color: var(--text-primary); }
.logo:hover { color: var(--accent); }
.logo-icon { color: var(--accent); flex-shrink: 0; }
.logo-text { font-size: 1.2rem; font-weight: 700; letter-spacing: -0.02em; }

.main-nav ul { display: flex; list-style: none; gap: 24px; }
.main-nav a { color: var(--text-secondary); font-size: 0.95rem; font-weight: 500; padding: 4px 0; border-bottom: 2px solid transparent; }
.main-nav a:hover, .main-nav a:focus { color: var(--text-primary); border-bottom-color: var(--accent); }
.main-nav a[aria-current="page"] { color: var(--accent); border-bottom-color: var(--accent); }

/* Hero */
.hero-section { padding: 60px 0 40px; text-align: center; }
.hero-section h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800; line-height: 1.2; margin-bottom: 16px;
  font-family: var(--font-serif);
}
.hero-subtitle { font-size: 1.1rem; color: var(--text-secondary); max-width: 600px; margin: 0 auto 32px; }

.search-bar {
  display: flex; max-width: 560px; margin: 0 auto;
  background: var(--bg-input); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: border-color var(--transition);
}
.search-bar:focus-within { border-color: var(--accent); }
.search-bar input {
  flex: 1; background: none; border: none; color: var(--text-primary);
  padding: 14px 18px; font-size: 1rem; outline: none;
}
.search-bar input::placeholder { color: var(--text-muted); }
.search-btn {
  background: none; border: none; color: var(--text-muted);
  padding: 14px 18px; cursor: pointer; transition: color var(--transition);
}
.search-btn:hover, .search-btn:focus { color: var(--accent); }

/* Section headings */
.section-heading {
  font-size: 1.5rem; font-weight: 700; margin-bottom: 8px;
  font-family: var(--font-serif);
}
.section-desc { color: var(--text-secondary); margin-bottom: 24px; }

/* Topic filters */
.topics-section { padding: 20px 0 32px; }
.topic-filters { display: flex; flex-wrap: wrap; gap: 8px; }
.topic-btn {
  background: var(--bg-card); border: 1px solid var(--border);
  color: var(--text-secondary); padding: 8px 18px; border-radius: 20px;
  font-size: 0.9rem; font-weight: 500; cursor: pointer;
  transition: all var(--transition);
}
.topic-btn:hover { background: var(--bg-card-hover); color: var(--text-primary); }
.topic-btn.active {
  background: var(--accent-dim); border-color: var(--accent);
  color: var(--accent);
}

/* Results */
.results-section { padding: 20px 0 48px; }
.results-header { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 24px; flex-wrap: wrap; gap: 8px; }
.results-count { color: var(--text-muted); font-size: 0.9rem; }

.precedent-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 20px; }

.precedent-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 24px;
  transition: all var(--transition); position: relative;
}
.precedent-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.card-topic {
  display: inline-block; font-size: 0.75rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--accent); background: var(--accent-dim);
  padding: 3px 10px; border-radius: 10px; margin-bottom: 12px;
}

.card-title {
  font-size: 1.1rem; font-weight: 700; margin-bottom: 8px;
  font-family: var(--font-serif); line-height: 1.3;
}

.card-example {
  font-size: 0.95rem; color: var(--text-secondary);
  margin-bottom: 16px; line-height: 1.5;
}

.card-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }

.rating { display: flex; align-items: center; gap: 4px; font-size: 0.85rem; }
.rating-label { color: var(--text-muted); }
.rating-stars { color: var(--accent); letter-spacing: 1px; }
.rating-value { color: var(--text-secondary); font-weight: 600; }

.card-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 16px; }
.card-tag {
  font-size: 0.75rem; color: var(--text-muted);
  background: var(--bg-secondary); padding: 2px 8px;
  border-radius: 4px; border: 1px solid var(--border);
}

.card-actions { display: flex; gap: 8px; }

.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px; border-radius: var(--radius);
  font-size: 0.85rem; font-weight: 600; cursor: pointer;
  transition: all var(--transition); border: 1px solid transparent;
}

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

.btn-secondary {
  background: transparent; color: var(--text-secondary);
  border-color: var(--border);
}
.btn-secondary:hover { background: var(--bg-card-hover); color: var(--text-primary); }

.btn-icon {
  background: none; border: none; color: var(--text-muted);
  padding: 8px; cursor: pointer; border-radius: var(--radius);
  transition: all var(--transition); margin-left: auto;
}
.btn-icon:hover { color: var(--accent); background: var(--accent-dim); }
.btn-icon.saved { color: var(--accent); }

/* Saved section */
.saved-section { padding: 48px 0; background: var(--bg-secondary); border-top: 1px solid var(--border); }
.saved-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 20px; }

/* Guide section */
.guide-section { padding: 48px 0; }
.guide-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; margin-top: 32px; }
.guide-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 28px 24px;
  text-align: center;
}
.guide-step {
  width: 36px; height: 36px; background: var(--accent-dim);
  color: var(--accent); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 1rem; margin: 0 auto 16px;
}
.guide-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.guide-card p { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.5; }

/* Mistakes section */
.mistakes-section { padding: 48px 0; background: var(--bg-secondary); border-top: 1px solid var(--border); }
.mistakes-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; margin-top: 32px; }
.mistake-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-left: 3px solid var(--warning);
  border-radius: var(--radius); padding: 24px;
}
.mistake-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; color: var(--warning); }
.mistake-card p { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.5; }

/* FAQ */
.faq-section { padding: 48px 0; }
.faq-list { margin-top: 32px; display: flex; flex-direction: column; gap: 4px; }
.faq-item {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
}
.faq-item summary {
  padding: 18px 24px; cursor: pointer; font-weight: 600;
  font-size: 0.95rem; color: var(--text-primary);
  transition: background var(--transition);
}
.faq-item summary:hover { background: var(--bg-card-hover); }
.faq-item[open] summary { border-bottom: 1px solid var(--border); }
.faq-item p { padding: 16px 24px; color: var(--text-secondary); font-size: 0.95rem; line-height: 1.6; }

/* Empty state */
.empty-state {
  text-align: center; padding: 48px 20px; color: var(--text-muted);
}
.empty-state svg { margin-bottom: 16px; opacity: 0.5; }
.empty-state h3 { font-size: 1.1rem; margin-bottom: 8px; color: var(--text-secondary); }
.empty-state p { font-size: 0.9rem; }

/* Modal */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.7);
  display: flex; align-items: center; justify-content: center;
  z-index: 200; padding: 20px;
}
.modal-overlay[hidden] { display: none; }

.modal {
  background: var(--bg-secondary); border: 1px solid var(--border);
  border-radius: var(--radius-lg); max-width: 640px; width: 100%;
  max-height: 85vh; overflow-y: auto; position: relative;
  box-shadow: var(--shadow-lg);
}

.modal-close {
  position: absolute; top: 12px; right: 16px;
  background: none; border: none; color: var(--text-muted);
  font-size: 1.5rem; cursor: pointer; padding: 4px 8px;
  border-radius: var(--radius); transition: all var(--transition);
  z-index: 10;
}
.modal-close:hover { color: var(--text-primary); background: var(--bg-card); }

.modal-content { padding: 32px; }

.modal-topic {
  display: inline-block; font-size: 0.75rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--accent); background: var(--accent-dim);
  padding: 3px 10px; border-radius: 10px; margin-bottom: 12px;
}

.modal-title { font-size: 1.4rem; font-weight: 700; margin-bottom: 16px; font-family: var(--font-serif); }

.modal-section { margin-bottom: 24px; }
.modal-section h3 { font-size: 0.85rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); margin-bottom: 8px; }
.modal-section p { color: var(--text-secondary); line-height: 1.6; font-size: 0.95rem; }

.modal-rating-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 12px; }
.modal-rating-item { background: var(--bg-card); padding: 12px; border-radius: var(--radius); text-align: center; }
.modal-rating-item .audience { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 4px; }
.modal-rating-item .level { font-weight: 700; color: var(--accent); }

.modal-warning {
  background: rgba(201, 106, 106, 0.1); border: 1px solid rgba(201, 106, 106, 0.3);
  border-radius: var(--radius); padding: 16px; margin-bottom: 24px;
}
.modal-warning h3 { color: var(--danger); }

.modal-template {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px; position: relative;
}
.modal-template p { font-family: var(--font-serif); font-style: italic; color: var(--text-primary); }

.copy-btn {
  position: absolute; top: 12px; right: 12px;
  background: var(--bg-secondary); border: 1px solid var(--border);
  color: var(--text-secondary); padding: 6px 12px; border-radius: var(--radius);
  font-size: 0.8rem; cursor: pointer; transition: all var(--transition);
}
.copy-btn:hover { background: var(--accent-dim); color: var(--accent); border-color: var(--accent); }
.copy-btn.copied { background: rgba(106, 191, 122, 0.15); color: var(--success); border-color: var(--success); }

.modal-actions { display: flex; gap: 12px; margin-top: 24px; flex-wrap: wrap; }

/* Footer */
.site-footer {
  background: var(--bg-secondary); border-top: 1px solid var(--border);
  padding: 40px 0 20px; margin-top: auto;
}
.footer-inner { display: flex; justify-content: space-between; align-items: flex-start; gap: 32px; flex-wrap: wrap; margin-bottom: 32px; }
.footer-brand p { color: var(--text-muted); font-size: 0.9rem; margin-top: 4px; }
.footer-nav ul { display: flex; list-style: none; gap: 20px; flex-wrap: wrap; }
.footer-nav a { color: var(--text-muted); font-size: 0.9rem; }
.footer-nav a:hover { color: var(--text-primary); }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 20px; }
.footer-bottom p { color: var(--text-muted); font-size: 0.8rem; text-align: center; }

/* Responsive */
@media (max-width: 768px) {
  .header-inner { flex-direction: column; gap: 12px; }
  .main-nav ul { gap: 16px; }
  .hero-section { padding: 40px 0 28px; }
  .precedent-grid { grid-template-columns: 1fr; }
  .guide-grid { grid-template-columns: 1fr 1fr; }
  .mistakes-grid { grid-template-columns: 1fr; }
  .results-header { flex-direction: column; align-items: flex-start; }
  .modal-content { padding: 24px 20px; }
}

@media (max-width: 480px) {
  .guide-grid { grid-template-columns: 1fr; }
  .topic-filters { gap: 6px; }
  .topic-btn { padding: 6px 14px; font-size: 0.8rem; }
  .card-actions { flex-wrap: wrap; }
}

/* Focus styles */
*:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }



/* Factory-injected deployment helpers. The AI owns the site design above this block. */
.ad-unit {
  width: min(100%, 720px);
  min-height: 120px;
  margin: 24px auto;
  display: block;
}

.legal-page {
  width: min(900px, calc(100% - 32px));
  margin: 40px auto;
}

.factory-fallback-nav {
  width: min(900px, calc(100% - 32px));
  margin: 24px auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  font-size: 0.95rem;
}

.factory-fallback-nav a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}