@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
  /* Colors */
  --color-ember-orange: #ff3c00;
  --color-sunset-coral: #ff764c;
  --color-peach-blush: #ffb199;
  --color-burnt-rust: #ec4e02;
  --color-electric-blue: #2492ff;
  --color-electric-cobalt: #2492ff;
  --color-warm-canvas: #faf6f1;
  --color-pure-white: #ffffff;
  --color-ink-black: #0e0e0f;
  --color-charcoal: #312e2e;
  --color-slate: #36373b;
  --color-deep-charcoal: #1a1919;
  --color-gunmetal: #2f3034;
  --color-stone: #898c94;
  --color-pewter: #52545a;
  --color-warm-gray: #76716f;
  --color-mist: #61646b;
  --color-sand: #dfddd8;
  --color-driftwood: #cbc7c3;
  --color-fog: #efefef;

  /* Typography */
  --font-primary: 'Inter', ui-sans-serif, system-ui, -apple-system, sans-serif;

  /* Spacing */
  --spacing-4: 4px;
  --spacing-8: 8px;
  --spacing-12: 12px;
  --spacing-16: 16px;
  --spacing-20: 20px;
  --spacing-24: 24px;
  --spacing-32: 32px;
  --spacing-40: 40px;
  --spacing-48: 48px;
  --spacing-60: 60px;
  --spacing-64: 64px;
  --spacing-80: 80px;
  --spacing-120: 120px;

  /* Border Radius */
  --radius-nav: 6px;
  --radius-cards: 40px;
  --radius-cards-sm: 20px;
  --radius-badges: 6px;
  --radius-inputs: 16px;
  --radius-buttons: 100px;
}

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

body {
  font-family: var(--font-primary);
  background-color: var(--color-warm-canvas);
  color: var(--color-ink-black);
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background-color: var(--color-peach-blush);
  color: var(--color-ink-black);
}

.page-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-32);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* --- NAV --- */
.site-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-24) 0;
}

.site-logo {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-ink-black);
  text-decoration: none;
  letter-spacing: -0.03em;
}

.nav-links {
  display: flex;
  gap: var(--spacing-24);
  align-items: center;
}

.nav-link {
  color: var(--color-slate);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s ease;
}

.nav-link:hover {
  color: var(--color-ember-orange);
}

/* --- BUTTONS --- */
.pill-btn-primary {
  background-color: var(--color-ember-orange);
  color: var(--color-pure-white);
  border: none;
  border-radius: var(--radius-buttons);
  padding: 10px 20px;
  font-family: var(--font-primary);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.1s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.pill-btn-primary:hover {
  background-color: var(--color-burnt-rust);
}
.pill-btn-primary:active {
  transform: scale(0.98);
}

.pill-btn-outline {
  background-color: transparent;
  color: var(--color-ink-black);
  border: 1.5px solid var(--color-charcoal);
  border-radius: var(--radius-buttons);
  padding: 10px 20px;
  font-family: var(--font-primary);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.pill-btn-outline:hover {
  border-color: var(--color-ember-orange);
  color: var(--color-ember-orange);
}

/* --- HERO SECTION --- */
.hero-section {
  padding: var(--spacing-80) 0 var(--spacing-120) 0;
  text-align: center;
}

.hero-eyebrow {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-warm-gray);
  margin-bottom: var(--spacing-16);
  display: block;
}

.hero-title {
  font-size: 64px;
  font-weight: 500;
  line-height: 0.9;
  letter-spacing: -0.05em;
  color: var(--color-ink-black);
  margin-bottom: var(--spacing-40);
}

.hero-title span.accent {
  color: var(--color-ember-orange);
}

/* Prompt Bar */
.prompt-bar-container {
  max-width: 600px;
  margin: 0 auto;
  position: relative;
  display: flex;
  align-items: center;
}

.prompt-bar-input {
  width: 100%;
  height: 56px;
  background-color: var(--color-pure-white);
  border: 1px solid var(--color-sand);
  border-radius: 28px;
  padding: 0 60px 0 24px;
  font-family: var(--font-primary);
  font-size: 16px;
  color: var(--color-ink-black);
  outline: none;
  transition: border-color 0.2s ease;
}

.prompt-bar-input::placeholder {
  color: var(--color-stone);
}

.prompt-bar-input:focus {
  border-color: var(--color-ember-orange);
}

.prompt-bar-btn {
  position: absolute;
  right: 6px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--color-ember-orange);
  border: none;
  color: var(--color-pure-white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.prompt-bar-btn:hover {
  background-color: var(--color-burnt-rust);
}

/* Feature categories below prompt */
.hero-categories {
  display: flex;
  gap: var(--spacing-16);
  justify-content: center;
  margin-top: var(--spacing-32);
}

.category-pill {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-8);
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--color-ink-black);
  font-size: 13px;
  font-weight: 500;
  font-family: var(--font-primary);
}

.category-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--color-driftwood);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  transition: border-color 0.2s ease, color 0.2s ease;
  background-color: var(--color-pure-white);
}

.category-pill:hover .category-icon {
  border-color: var(--color-ember-orange);
  color: var(--color-ember-orange);
}
.category-pill.active .category-icon {
  border-color: var(--color-ember-orange);
  background-color: var(--color-ember-orange);
  color: var(--color-pure-white);
}

/* --- BENTO GRID & CARDS --- */
.section-title {
  font-size: 32px;
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: var(--spacing-40);
  color: var(--color-ink-black);
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-24);
  margin-bottom: var(--spacing-80);
}

.route-card {
  background-color: var(--color-pure-white);
  border: 1px solid var(--color-sand);
  border-radius: var(--radius-cards-sm);
  padding: var(--spacing-24);
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition: border-color 0.2s ease;
  position: relative;
  overflow: hidden;
}

.route-card:hover {
  border-color: var(--color-stone);
}

.route-card.feature-card {
  border-radius: var(--radius-cards);
  background: linear-gradient(135deg, var(--color-peach-blush) 0%, var(--color-sunset-coral) 100%);
  border: none;
  grid-column: span 2;
  color: var(--color-ink-black);
}

.route-card.feature-card .card-title {
  font-size: 32px;
  letter-spacing: -0.03em;
  margin-bottom: var(--spacing-16);
}

.route-card.feature-card .card-desc {
  font-size: 16px;
  color: var(--color-deep-charcoal);
  opacity: 0.8;
}

.card-img-wrapper {
  height: 160px;
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: var(--spacing-16);
  background-color: var(--color-fog);
}

.card-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.route-card.feature-card .card-img-wrapper {
  height: 240px;
  border-radius: 24px;
}

.card-eyebrow {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-pewter);
  margin-bottom: var(--spacing-8);
}

.route-card.feature-card .card-eyebrow {
  color: var(--color-charcoal);
}

.card-title {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: var(--spacing-8);
  color: var(--color-ink-black);
}

.card-desc {
  font-size: 14px;
  color: var(--color-pewter);
  margin-bottom: var(--spacing-16);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-metrics {
  display: flex;
  gap: var(--spacing-16);
  margin-top: auto;
  border-top: 1px solid var(--color-sand);
  padding-top: var(--spacing-16);
}

.route-card.feature-card .card-metrics {
  border-top-color: rgba(0,0,0,0.1);
}

.metric {
  display: flex;
  flex-direction: column;
}

.metric-value {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-ink-black);
}

.metric-label {
  font-size: 11px;
  color: var(--color-stone);
  text-transform: lowercase;
}

.route-card.feature-card .metric-label {
  color: var(--color-charcoal);
}

/* --- DETAILS PAGE --- */
.details-layout {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: var(--spacing-64);
  padding: var(--spacing-40) 0 var(--spacing-80) 0;
}

.details-header {
  margin-bottom: var(--spacing-40);
}

.details-title {
  font-size: 48px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--color-ink-black);
  margin-bottom: var(--spacing-16);
}

.author-strip {
  display: flex;
  align-items: center;
  gap: var(--spacing-12);
  margin-bottom: var(--spacing-32);
}

.author-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
}

.author-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-charcoal);
}

.details-body {
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-pewter);
  margin-bottom: var(--spacing-40);
}

/* Map block */
.map-block {
  border-radius: var(--radius-cards-sm);
  overflow: hidden;
  border: 1px solid var(--color-sand);
  height: 400px;
  background-color: var(--color-fog);
  margin-bottom: var(--spacing-32);
}

#leaflet-map {
  width: 100%;
  height: 100%;
}

/* Specs sidebar */
.specs-panel {
  background-color: var(--color-pure-white);
  border: 1px solid var(--color-sand);
  border-radius: var(--radius-cards-sm);
  padding: var(--spacing-32);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-20);
}

.spec-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--color-fog);
  padding-bottom: var(--spacing-12);
}
.spec-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.spec-label {
  font-size: 14px;
  color: var(--color-stone);
}

.spec-value {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-ink-black);
}

/* Forms & Inputs */
.input-group {
  margin-bottom: var(--spacing-20);
}

.input-label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-charcoal);
  margin-bottom: var(--spacing-8);
}

.flat-input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-driftwood);
  border-radius: var(--radius-inputs);
  font-family: var(--font-primary);
  font-size: 14px;
  color: var(--color-ink-black);
  background-color: var(--color-pure-white);
  transition: border-color 0.2s ease;
  outline: none;
}

.flat-input:focus {
  border-color: var(--color-ember-orange);
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(250, 246, 241, 0.9);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.flat-modal-content {
  background-color: var(--color-pure-white);
  border: 1px solid var(--color-sand);
  border-radius: var(--radius-cards);
  padding: var(--spacing-40);
  width: 90%;
  max-width: 500px;
  position: relative;
  box-shadow: 0 20px 40px rgba(0,0,0,0.05); /* very soft, purely for modal lift */
}

.modal-close-btn {
  position: absolute;
  top: 24px;
  right: 24px;
  background: transparent;
  border: none;
  font-size: 24px;
  color: var(--color-stone);
  cursor: pointer;
  transition: color 0.2s ease;
}

.modal-close-btn:hover {
  color: var(--color-ember-orange);
}

/* Helpers */
.toast {
  position: fixed;
  bottom: 32px;
  right: 32px;
  background-color: var(--color-deep-charcoal);
  color: var(--color-pure-white);
  padding: 16px 24px;
  border-radius: var(--radius-inputs);
  font-size: 14px;
  font-weight: 500;
  z-index: 9999;
  transform: translateY(100px);
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast.error {
  background-color: var(--color-ember-orange);
}

/* Dark code preview block style */
.dark-preview-card {
  background-color: var(--color-deep-charcoal);
  color: var(--color-pure-white);
  border-radius: var(--radius-cards-sm);
  padding: var(--spacing-24);
  font-family: monospace;
}

/* Trust Strip */
.trust-strip {
  display: flex;
  justify-content: center;
  gap: var(--spacing-32);
  padding: var(--spacing-40) 0;
  color: var(--color-stone);
  font-size: 14px;
  font-weight: 500;
}

.trust-strip span {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Custom elevation canvas styling for the new theme */
.elevation-canvas-block {
  height: 120px;
  width: 100%;
  border-radius: var(--radius-cards-sm);
  background-color: var(--color-pure-white);
  border: 1px solid var(--color-sand);
  padding: 12px;
}

#detail-safety-tags span {
  background-color: var(--color-fog);
  color: var(--color-charcoal);
  padding: 4px 12px;
  border-radius: var(--radius-badges);
  font-size: 12px;
  font-weight: 500;
  border: 1px solid var(--color-driftwood);
}