/* GDX Travel Itinerary Site Styling */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;700&family=Inter:wght@300;400;500;600;700&family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,400&display=swap');

:root {
  --bg-color: #faf9f5; /* canvas */
  --bg-gradient: none;
  --panel-bg: #efe9de; /* surface-card */
  --panel-border: #e6dfd8; /* hairline */
  --text-primary: #141413; /* ink */
  --text-secondary: #6c6a64; /* muted */
  --primary: #cc785c; /* primary coral */
  --primary-hover: #a9583e;
  --accent: #cc785c;
  --accent-light: rgba(204, 120, 92, 0.1);
  --success: #5db872;
  --card-shadow: 0 1px 3px rgba(20, 20, 19, 0.08);
  --font-serif: "Cormorant Garamond", "Noto Serif SC", Garamond, Georgia, serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --transition: all 0.2s ease-in-out;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-color);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Header Banner */
.hero {
  position: relative;
  height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background-image: linear-gradient(rgba(250, 249, 245, 0.65), rgba(250, 249, 245, 0.96)), url('images/hero_banner.webp');
  background-size: cover;
  background-position: center;
  border-bottom: 1px solid var(--panel-border);
}

.hero-content {
  z-index: 10;
  max-width: 800px;
  padding: 20px;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 3.2rem;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: -1.2px;
  margin-bottom: 10px;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--primary);
  font-weight: 500;
  letter-spacing: 0;
  margin-bottom: 20px;
}

/* Navigation Line */
.route-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  background: #f5f0e8; /* surface-soft */
  padding: 12px 24px;
  border-radius: 8px; /* rounded.md */
  border: 1px solid var(--panel-border);
  display: inline-flex;
}

.route-node {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.route-arrow {
  color: var(--primary);
  font-size: 0.8rem;
}

/* Main Container */
.main-container {
  max-width: 1200px;
  margin: -40px auto 60px auto;
  padding: 0 20px;
  position: relative;
  z-index: 20;
}

/* Tab Bar */
.tabs-container {
  background: var(--panel-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--panel-border);
  border-radius: 16px;
  padding: 8px;
  margin-bottom: 30px;
  box-shadow: var(--card-shadow);
  display: flex;
  justify-content: space-around;
  position: sticky;
  top: 20px;
  z-index: 100;
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 1.1rem;
  font-weight: 600;
  padding: 12px 24px;
  cursor: pointer;
  border-radius: 12px;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  justify-content: center;
}

.tab-btn:hover {
  color: var(--text-primary);
  background: rgba(204, 120, 92, 0.05);
}

.tab-btn.active {
  color: #ffffff;
  background: var(--primary);
  box-shadow: none;
}

/* City Filter */
.filters-container {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  flex-grow: 1;
}

/* Controls Container & Search */
.controls-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 15px;
  margin-bottom: 25px;
}

.search-container {
  position: relative;
  flex-grow: 1;
  max-width: 350px;
  width: 100%;
}

.search-input {
  width: 100%;
  background: #f5f0e8; /* surface-soft */
  border: 1px solid var(--panel-border);
  border-radius: 8px; /* rounded.md */
  padding: 8px 15px 8px 35px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition);
}

.search-input:focus {
  outline: none;
  border-color: var(--primary);
  background: #faf9f5;
  box-shadow: 0 0 0 3px rgba(204, 120, 92, 0.15);
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-secondary);
  font-size: 0.9rem;
}

@media (max-width: 768px) {
  .controls-container {
    flex-direction: column-reverse;
  }
  .search-container {
    max-width: 100%;
  }
}

.filter-btn {
  background: #f5f0e8; /* surface-soft */
  border: 1px solid var(--panel-border);
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: 8px; /* rounded.md */
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover, .filter-btn.active {
  background: rgba(204, 120, 92, 0.1);
  border-color: var(--primary);
  color: var(--primary);
}

/* Grid Layouts */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 25px;
}

/* Cards styling */
.card {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 12px; /* rounded.lg */
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
  box-shadow: 0 4px 12px rgba(20, 20, 19, 0.08);
}

.card-img-wrapper {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.card:hover .card-img {
  transform: scale(1.04);
}

.card-city-badge {
  position: absolute;
  top: 15px;
  left: 15px;
  background: rgba(250, 249, 245, 0.9);
  backdrop-filter: blur(4px);
  border: 1px solid var(--panel-border);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.8rem;
  color: var(--primary);
  font-weight: 600;
}

.card-content {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 500; /* Copernicus display 400-500 weight */
  letter-spacing: -0.5px;
  margin-bottom: 8px;
  color: var(--text-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-tag {
  font-size: 0.75rem;
  background: var(--accent-light);
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 500;
}

.card-address {
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: flex;
  align-items: flex-start;
  gap: 6px;
  margin-bottom: 12px;
  text-decoration: none;
  transition: var(--transition);
}

.card-address:hover {
  color: var(--primary);
  text-decoration: underline;
}

.card-address i {
  color: var(--primary);
  margin-top: 3px;
}

.card-description {
  font-size: 0.95rem;
  color: var(--text-primary);
  opacity: 0.9;
  margin-bottom: 15px;
  flex-grow: 1;
}

/* Warnings and Avoid Sections */
.avoid-box {
  background: rgba(198, 69, 69, 0.06); /* error color from claude palette */
  border-left: 3px solid #c64545;
  padding: 12px 16px;
  border-radius: 0 8px 8px 0;
  margin-top: auto;
  font-size: 0.85rem;
}

.avoid-title {
  color: #c64545;
  font-weight: 600;
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Transport Tab styles */
.transport-panel {
  display: grid;
  grid-template-columns: 350px 1fr;
  gap: 30px;
  align-items: start;
}

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

.form-card {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  padding: 20px;
  box-shadow: var(--card-shadow);
  position: sticky;
  top: 90px;
}

.form-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: 15px;
  color: var(--primary);
  border-bottom: 1px solid var(--panel-border);
  padding-bottom: 10px;
}

.form-group {
  margin-bottom: 15px;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-input {
  width: 100%;
  background: #faf9f5; /* canvas background */
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(204, 120, 92, 0.15);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  background: var(--primary);
  color: #ffffff;
  font-weight: 500;
  border: none;
  border-radius: 8px;
  padding: 12px;
  cursor: pointer;
  transition: var(--transition);
}

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

.btn-secondary {
  background: #faf9f5;
  border: 1px solid var(--panel-border);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background: #f5f0e8;
}

.timeline {
  position: relative;
  padding-left: 20px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 31px;
  top: 15px;
  bottom: 15px;
  width: 2px;
  background: rgba(204, 120, 92, 0.2);
}

.timeline-item {
  position: relative;
  display: flex;
  margin-bottom: 25px;
  padding-left: 30px;
}

.timeline-dot {
  position: absolute;
  left: -2px;
  top: 15px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--primary);
  border: 3px solid var(--bg-color);
  box-shadow: 0 0 0 3px rgba(204, 120, 92, 0.15);
  z-index: 2;
}

.timeline-card {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  padding: 16px 20px;
  box-shadow: var(--card-shadow);
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition);
}

.timeline-card:hover {
  border-color: var(--primary);
}

.timeline-main {
  display: flex;
  align-items: center;
  gap: 20px;
}

.train-badge {
  background: rgba(204, 120, 92, 0.1);
  color: var(--primary);
  border: 1px solid var(--primary);
  padding: 4px 10px;
  border-radius: 6px;
  font-weight: 500;
  font-size: 0.9rem;
}

.station-flow {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 500;
}

.station-time {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 400;
  font-family: var(--font-sans);
}

.timeline-meta {
  display: flex;
  align-items: center;
  gap: 15px;
}

.price-tag {
  color: var(--accent);
  font-weight: 600;
  font-size: 1.1rem;
}

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

.btn-icon:hover {
  color: var(--accent);
  background: rgba(239, 68, 68, 0.1);
}

/* Stay Tab Cards */
.stay-section {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.stay-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
}

@media (max-width: 768px) {
  .stay-card {
    grid-template-columns: 1fr;
  }
}

.stay-info {
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.stay-features {
  margin: 15px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.stay-feature {
  background: #f5f0e8; /* surface-soft */
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.8rem;
  border: 1px solid var(--panel-border);
}

/* Special Formula container */
.formula-container {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, rgba(204, 120, 92, 0.06) 0%, rgba(198, 69, 69, 0.06) 100%);
  border: 1px solid rgba(204, 120, 92, 0.2);
  border-radius: 12px;
  padding: 25px;
  margin-top: 25px;
  text-align: center;
  box-shadow: var(--card-shadow);
}

.formula-title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--primary);
  margin-bottom: 12px;
}

.formula-math {
  font-size: 1.15rem;
  font-weight: 500;
  margin-bottom: 15px;
  color: var(--text-primary);
}

/* Summary Bar */
.summary-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  padding: 15px 20px;
  margin-top: 20px;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: var(--success);
  color: #ffffff;
  font-weight: 500;
  padding: 12px 24px;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(20, 20, 19, 0.12);
  transform: translateY(100px);
  opacity: 0;
  transition: var(--transition);
  z-index: 1000;
}

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

/* Footer styling */
.site-footer {
  text-align: center;
  padding: 64px 40px;
  background-color: #181715; /* surface-dark */
  color: #a09d96; /* on-dark-soft */
  margin-top: 80px;
  border-top: none;
}

.site-footer p {
  color: #a09d96;
}

/* Mobile responsive fixes */
@media (max-width: 600px) {
  .hero {
    height: 300px;
  }
  .hero-title {
    font-size: 2rem;
  }
  .tabs-container {
    overflow-x: auto;
    justify-content: flex-start;
    gap: 8px;
    border-radius: 8px;
  }
  .tab-btn {
    flex: none;
    padding: 10px 16px;
  }
  .tab-text {
    display: none;
  }
  .station-flow {
    font-size: 1rem;
  }
  .timeline-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
  }
  .timeline-meta {
    width: 100%;
    justify-content: space-between;
  }
}

/* Utility classes */
.d-none {
  display: none !important;
}

/* Mobile Transport Form Modal Styles */
@media (max-width: 900px) {
  #transport-form-wrapper.modal-active {
    display: flex !important;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    padding: 20px;
    backdrop-filter: blur(4px);
  }
  #transport-form-wrapper:not(.modal-active) {
    display: none !important;
  }
  .mobile-add-btn-container {
    display: flex !important;
  }
  .mobile-cancel-btn {
    display: inline-flex !important;
  }
}