/* --- THE GREAT COCONUT API: DESIGN SYSTEM & DESIGN TOKENS --- */

:root {
  /* Colors */
  --bg-base: #0a110b;
  --bg-surface: #121e14;
  --bg-surface-glass: rgba(18, 30, 20, 0.65);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(212, 175, 55, 0.3);
  
  --color-green-deep: #16331c;
  --color-green-light: #22c55e;
  --color-green-glow: rgba(34, 197, 94, 0.15);
  
  --color-gold: #d4af37;
  --color-gold-hover: #f1c40f;
  --color-gold-glow: rgba(212, 175, 55, 0.2);
  
  --color-brown: #5c3a21;
  --color-brown-light: #8e5a32;
  
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-gold: #f8e3a1;

  /* Typography */
  --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'Space Mono', monospace;

  /* Layout */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- RESET & BASIC STYLES --- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  padding-bottom: 60px;
}

/* --- BACKGROUND DECORATIONS --- */
.decorations {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.15;
}

.orb-1 {
  top: -10%;
  right: -5%;
  width: 45vw;
  height: 45vw;
  background: radial-gradient(circle, var(--color-gold) 0%, transparent 70%);
  animation: float 20s ease-in-out infinite alternate;
}

.orb-2 {
  top: 40%;
  left: -10%;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, var(--color-green-light) 0%, transparent 70%);
  animation: float 25s ease-in-out infinite alternate-reverse;
}

@keyframes float {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(5%, 8%) scale(1.1); }
}

/* --- LAYOUT UTILITIES --- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- CARD COMPONENT --- */
.card {
  background-color: var(--bg-surface-glass);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  transition: var(--transition-smooth);
}

.card:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

/* --- BUTTON COMPONENT --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: var(--transition-smooth);
  font-size: 0.95rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-gold) 0%, #b29026 100%);
  color: #0c150d;
  box-shadow: 0 4px 15px var(--color-gold-glow);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-gold-hover) 0%, var(--color-gold) 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(212, 175, 55, 0.35);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.15);
  border-color: var(--color-gold);
  transform: translateY(-2px);
}

.btn-icon {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 1.15rem;
  cursor: pointer;
  padding: 6px;
  border-radius: 4px;
  transition: var(--transition-smooth);
}

.btn-icon:hover {
  color: var(--color-gold);
  background-color: rgba(255, 255, 255, 0.05);
}

/* --- HEADER --- */
.header {
  border-bottom: 1px solid var(--border-color);
  background: rgba(10, 17, 11, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 16px 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

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

.brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.logo-icon {
  font-size: 2.2rem;
  animation: wobble 6s ease-in-out infinite;
}

@keyframes wobble {
  0%, 100% { transform: rotate(0deg); }
  50% { transform: rotate(10deg); }
}

.brand-text h1 {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, var(--text-primary) 30%, var(--color-gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tagline {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.header-badges {
  display: flex;
  gap: 10px;
}

.badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.badge-green {
  background-color: var(--color-green-glow);
  color: var(--color-green-light);
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.badge-gold {
  background-color: var(--color-gold-glow);
  color: var(--color-gold);
  border: 1px solid rgba(212, 175, 55, 0.3);
}

/* --- HERO SECTION --- */
.hero-section {
  margin-top: 40px;
  margin-bottom: 30px;
  border-left: 4px solid var(--color-gold);
}

.hero-section h2 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-gold);
}

.hero-section p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 900px;
  margin-bottom: 24px;
}

.hero-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.feature-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.feat-icon {
  background-color: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold);
  font-size: 1.1rem;
  flex-shrink: 0;
}

.feature-item h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.feature-item p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0;
}

/* --- TAB NAVIGATION --- */
.nav-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  background-color: rgba(255, 255, 255, 0.03);
  padding: 6px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  overflow-x: auto;
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 10px 20px;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition-smooth);
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}

.tab-btn:hover {
  color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.03);
}

.tab-btn.active {
  color: #0c150d;
  background-color: var(--color-gold);
}

/* --- TAB CONTENT CONTAINER --- */
.tab-content {
  display: none;
  animation: fadeIn 0.4s ease;
}

.tab-content.active-content {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* --- TAB 1: API PLAYGROUND --- */
.playground-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 24px;
  align-items: start;
}

@media (max-width: 900px) {
  .playground-layout {
    grid-template-columns: 1fr;
  }
}

.endpoints-sidebar {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.endpoints-sidebar h3 {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 10px;
}

.endpoint-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.endpoint-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  background-color: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.endpoint-item:hover {
  background-color: rgba(255, 255, 255, 0.05);
  border-color: var(--border-hover);
}

.endpoint-item.active {
  background-color: var(--color-green-glow);
  border-color: var(--color-green-light);
}

.endpoint-item .method {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.75rem;
  background-color: rgba(34, 197, 94, 0.2);
  color: var(--color-green-light);
  padding: 2px 6px;
  border-radius: 4px;
}

.endpoint-item .path {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
}

.doc-summary-card {
  background-color: rgba(255, 255, 255, 0.01);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 16px;
  margin-top: 12px;
  overflow-x: auto;
  max-width: 100%;
}

.doc-summary-card h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-gold);
  margin-bottom: 8px;
  text-transform: uppercase;
}

.doc-detail-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
  line-height: 1.4;
  word-break: break-word;
}

.doc-param-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
  font-size: 0.8rem;
}

.doc-param-table th, .doc-param-table td {
  text-align: left;
  padding: 6px 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.doc-param-table td {
  word-break: break-word;
}

.doc-param-table th:nth-child(1), 
.doc-param-table td:nth-child(1),
.doc-param-table th:nth-child(2), 
.doc-param-table td:nth-child(2) {
  white-space: nowrap;
}

.doc-param-table th {
  color: var(--text-secondary);
  font-weight: 600;
}

.doc-param-table td code {
  font-family: var(--font-mono);
  color: var(--color-gold);
  background-color: rgba(255, 255, 255, 0.03);
  padding: 2px 4px;
  border-radius: 4px;
}

/* Console layout */
.console-wrapper {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.console-header {
  padding: 16px;
}

.url-bar {
  display: flex;
  gap: 12px;
  align-items: center;
}

@media (max-width: 600px) {
  .url-bar {
    flex-direction: column;
    align-items: stretch;
  }
}

.console-method {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.9rem;
  background-color: var(--color-green-glow);
  color: var(--color-green-light);
  border: 1px solid rgba(34, 197, 94, 0.3);
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  text-align: center;
}

.url-bar input {
  flex-grow: 1;
  background-color: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-primary);
  outline: none;
  transition: var(--transition-smooth);
}

.url-bar input:focus {
  border-color: var(--color-gold);
  box-shadow: 0 0 10px rgba(212, 175, 55, 0.1);
}

.console-body {
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 400px;
}

.console-body-header {
  background-color: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid var(--border-color);
  padding: 12px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.console-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.status-indicator {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 4px 10px;
  border-radius: 4px;
  background-color: rgba(255, 255, 255, 0.05);
  color: var(--text-secondary);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.status-indicator.success {
  background-color: rgba(34, 197, 94, 0.1);
  color: var(--color-green-light);
  border-color: rgba(34, 197, 94, 0.2);
}

.status-indicator.error {
  background-color: rgba(239, 68, 68, 0.1);
  color: #ef4444;
  border-color: rgba(239, 68, 68, 0.2);
}

.json-renderer {
  flex-grow: 1;
  padding: 20px;
  background-color: #070c08;
  overflow: auto;
  max-height: 500px;
}

.json-renderer code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #e2e8f0;
  white-space: pre-wrap;
  word-wrap: break-word;
}

/* Syntax highlighting for simple rendering */
.json-key { color: #f87171; }
.json-string { color: #4ade80; }
.json-number { color: #fbbf24; }
.json-boolean { color: #38bdf8; }
.json-null { color: #a78bfa; }

/* --- TAB 2: STARTER CODE --- */
.starter-card {
  border-top: 4px solid var(--color-green-light);
}

.card-header-flex {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 20px;
  margin-bottom: 20px;
  gap: 20px;
}

@media (max-width: 768px) {
  .card-header-flex {
    flex-direction: column;
    align-items: stretch;
  }
}

.card-header-flex h2 {
  font-size: 1.5rem;
  color: var(--color-green-light);
  margin-bottom: 6px;
}

.card-header-flex p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.starter-instruction {
  background-color: rgba(34, 197, 94, 0.03);
  border: 1px solid rgba(34, 197, 94, 0.15);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  margin-bottom: 20px;
}

.starter-instruction h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-green-light);
  margin-bottom: 10px;
  text-transform: uppercase;
}

.starter-instruction ol {
  padding-left: 20px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.starter-instruction ol li {
  margin-bottom: 6px;
}

.code-view-box {
  background-color: #070c08;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 20px;
  max-height: 450px;
  overflow: auto;
}

.code-view-box code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #a7f3d0;
}

/* --- TAB 3: PROMPTS CHEAT SHEET --- */
.prompts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(480px, 1fr));
  gap: 24px;
}

@media (max-width: 600px) {
  .prompts-grid {
    grid-template-columns: 1fr;
  }
}

.prompt-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  border-top: 3px solid var(--border-color);
}

.prompt-card:hover {
  border-color: var(--color-gold);
}

.prompt-header {
  display: flex;
  align-items: center;
  gap: 12px;
}

.prompt-icon {
  font-size: 1.3rem;
  color: var(--color-gold);
}

.prompt-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
}

.prompt-description {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.prompt-text-box {
  position: relative;
  margin-top: auto;
  border-radius: var(--radius-sm);
  background-color: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 16px;
}

.prompt-text-box pre {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--text-gold);
  white-space: pre-wrap;
  word-wrap: break-word;
  padding-right: 30px;
  font-style: italic;
}

.copy-prompt-btn {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  border-radius: 4px;
  width: 32px;
  height: 32px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
}

.copy-prompt-btn:hover {
  background-color: var(--color-gold);
  color: #0c150d;
  border-color: var(--color-gold);
}

/* --- TAB 4: TIMELINE, RULES & JUDGING --- */
.rules-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 24px;
}

@media (max-width: 900px) {
  .rules-layout {
    grid-template-columns: 1fr;
  }
}

.timeline-card h2, .criteria-card h2, .awards-card h2 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--color-gold);
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 10px;
}

.timeline {
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
  padding-left: 20px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 36px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background-color: var(--border-color);
}

.timeline-item {
  display: flex;
  gap: 24px;
  position: relative;
}

.time-badge {
  background-color: var(--color-green-deep);
  color: var(--color-green-light);
  border: 1px solid rgba(34, 197, 94, 0.3);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 6px 12px;
  border-radius: 12px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
  flex-shrink: 0;
  min-width: 75px;
}

.timeline-text h3 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.timeline-text p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.judging-panel {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.criteria-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.criteria-list li {
  display: flex;
  gap: 16px;
}

.criteria-num {
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  color: var(--color-gold);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1rem;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.criteria-list strong {
  font-size: 0.95rem;
  font-weight: 600;
}

.criteria-list p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.award-badges {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.award-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.award-emoji {
  font-size: 1.6rem;
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.award-item strong {
  font-size: 0.95rem;
  color: var(--color-gold);
}

.award-item p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* --- FOOTER --- */
.footer {
  margin-top: 60px;
  border-top: 1px solid var(--border-color);
  padding: 24px 0;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.doc-param-table td .type-badge {
  font-family: var(--font-mono);
  color: #3b82f6;
  background-color: rgba(59, 130, 246, 0.08);
  padding: 2px 4px;
  border-radius: 4px;
  font-size: 0.7rem;
}