/* ==========================================
   CSS Core & Variables (Japanese Camping & Forest Earth Tones)
   ========================================== */

:root {
  /* Color Palette - Bear Forest Camping Theme */
  --color-bg: #f5f4ef;
  --color-card-bg: rgba(255, 255, 255, 0.82);
  --color-primary: #294736;       /* Deep Pine / Forest Green */
  --color-secondary: #56725c;     /* Moss Green */
  --color-accent: #a06b42;        /* Warm Camp Leather / Wood */
  --color-accent-light: #f7ede2;  /* Light Wood Tint */
  --color-sky-light: #eaf1ec;     /* Soft Pine Mist */
  --color-sky: #b6cbbd;           /* Mountain Sage */
  --color-amber: #d97724;         /* Campfire Orange / Amber */
  --color-amber-light: #fef5ea;   /* Warm Campfire Glow */
  --color-sand: #d4b996;          /* Sand Dune / Tent Canvas */
  --color-sand-light: #f8f5ee;    /* Soft Canvas */
  --color-dark: #2a332d;          /* Forest Charcoal */
  --color-muted: #6c7870;         /* Muted Pine Bark */
  --color-white: #ffffff;
  
  /* Warnings & Highlights */
  --color-warning: #d97724;       /* Warm Alert */
  --color-danger: #be3a34;        /* Crimson Warning */
  
  /* Fonts */
  --font-sans: 'Noto Sans TC', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: 'Outfit', sans-serif;
  
  /* Layout */
  --max-width: 1200px;
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-subtle: 0 8px 30px rgba(41, 71, 54, 0.05);
  --shadow-hover: 0 16px 40px rgba(41, 71, 54, 0.12);
  --border-glass: 1px solid rgba(255, 255, 255, 0.6);
}

/* ==========================================
   Reset & Base Styles
   ========================================== */

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

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

.container {
  width: 92%;
  max-width: var(--max-width);
  margin: 0 auto;
}

.font-outfit {
  font-family: var(--font-display);
}

/* Decorative Background Blobs */
.bg-circle {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  z-index: -1;
  opacity: 0.35;
}

.bg-circle-1 {
  top: -100px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--color-sky) 0%, rgba(255,255,255,0) 70%);
}

.bg-circle-2 {
  top: 40%;
  left: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--color-sky-light) 0%, rgba(255,255,255,0) 75%);
}

.bg-circle-3 {
  bottom: -150px;
  right: -150px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--color-accent-light) 0%, rgba(255,255,255,0) 70%);
}

/* ==========================================
   Header Section
   ========================================== */

header {
  padding: 3rem 0 2rem;
  text-align: center;
}

.header-container {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.brand {
  margin-bottom: 1.5rem;
}

.brand-tag {
  display: inline-block;
  background-color: var(--color-sand-light);
  color: var(--color-accent);
  padding: 6px 16px;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: 0.05em;
  border: 1px solid rgba(160, 107, 66, 0.2);
  box-shadow: var(--shadow-subtle);
}

.main-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.subtitle {
  font-size: 1.1rem;
  color: var(--color-muted);
  font-weight: 400;
}

.trip-meta-badge {
  display: flex;
  align-items: center;
  background: var(--color-card-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: var(--border-glass);
  padding: 10px 24px;
  border-radius: 40px;
  box-shadow: var(--shadow-subtle);
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  color: var(--color-dark);
  font-weight: 500;
}

.meta-item i {
  color: var(--color-secondary);
}

.meta-separator {
  width: 1px;
  height: 16px;
  background-color: rgba(0, 0, 0, 0.15);
}

/* ==========================================
   Dashboard Grid Layout (Top 3 Cards Side-by-Side)
   ========================================== */

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 2rem;
}

@media (max-width: 1024px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
}

/* Card General Styling */
.card {
  background: var(--color-card-bg);
  backdrop-filter: blur(16px) saturate(120%);
  -webkit-backdrop-filter: blur(16px) saturate(120%);
  border: var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(255, 255, 255, 0.8);
}

.card-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.icon-wrapper {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.alert-icon {
  background-color: var(--color-amber-light);
  color: var(--color-amber);
}

.gear-icon {
  background-color: var(--color-accent-light);
  color: var(--color-accent);
}

.camp-icon {
  background-color: var(--color-sky-light);
  color: var(--color-primary);
}

.road-icon {
  background-color: #f5ebe6;
  color: #b84a39;
}

.card-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
}

.card-subtitle {
  font-size: 0.85rem;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ==========================================
   Weather & Altitude Card Sub-blocks (Spacious & Breathable)
   ========================================== */

.weather-sub-block {
  border-bottom: 1px dashed rgba(0, 0, 0, 0.1);
  padding-bottom: 16px;
  margin-bottom: 16px;
}

.weather-sub-block:last-of-type {
  border-bottom: none;
  padding-bottom: 0;
}

/* Dual metrics (Altitude + Temperature) */
.weather-metrics-duo {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}

.metric-box {
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(0, 0, 0, 0.05);
  padding: 10px 12px;
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.metric-box .metric-label {
  font-size: 0.8rem;
  color: var(--color-muted);
  display: flex;
  align-items: center;
  gap: 5px;
  margin-bottom: 4px;
}

.metric-box .metric-val {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-dark);
}

/* Rain & Dry Pack Banner */
.weather-rain-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(135deg, rgba(86, 114, 92, 0.08) 0%, rgba(217, 119, 36, 0.08) 100%);
  border: 1px solid rgba(86, 114, 92, 0.18);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  margin-bottom: 12px;
  gap: 8px;
}

.rain-banner-left {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  color: var(--color-dark);
}

.rain-banner-left i {
  color: #3b7a75;
}

.rain-banner-left strong {
  font-size: 0.95rem;
  color: var(--color-primary);
}

.badge-dry-pack {
  background: linear-gradient(90deg, #27563b, #1d432d);
  color: #ffffff;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  box-shadow: 0 2px 6px rgba(34, 81, 55, 0.25);
  white-space: nowrap;
}

.badge-dry-pack i {
  color: #ffd043;
}

.badge-rain-alert {
  background: linear-gradient(90deg, #d97724, #b75e14);
  color: #ffffff;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  box-shadow: 0 2px 6px rgba(217, 119, 36, 0.25);
  white-space: nowrap;
}

.badge-rain-alert i {
  color: #ffffff;
}

/* Weather Tips Box */
.weather-tips-box {
  background: rgba(255, 255, 255, 0.6);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  border-left: 3px solid var(--color-secondary);
  margin-bottom: 4px;
}

.weather-tip-line {
  font-size: 0.85rem;
  line-height: 1.5;
  color: #444;
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 6px;
}

.weather-tip-line:last-child {
  margin-bottom: 0;
}

.weather-tip-line i {
  margin-top: 3px;
  font-size: 0.85rem;
}

/* Badges */
.badge {
  font-size: 0.75rem;
  padding: 3px 8px;
  border-radius: 6px;
  font-weight: 600;
}

.badge-amber {
  background-color: #fdecd8;
  color: #b75e14;
}

.badge-green {
  background-color: #e4f0e8;
  color: #276241;
}

.badge-red {
  background-color: #fde8e7;
  color: var(--color-danger);
}

.badge-blue {
  background-color: #e6f0f7;
  color: #2b6cb0;
}

/* Timer Section */
.timer-section {
  background: rgba(255, 255, 255, 0.7);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.timer-title-area {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
}

.timer-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-dark);
  display: flex;
  align-items: center;
  gap: 6px;
}

#timer-display {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-accent);
}

.progress-bar-container {
  width: 100%;
  height: 7px;
  background-color: rgba(0, 0, 0, 0.06);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 12px;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--color-secondary), var(--color-accent));
  transition: width 1s linear;
}

.timer-controls {
  display: flex;
  gap: 10px;
}

/* ==========================================
   Buttons
   ========================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 30px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition-smooth);
  text-decoration: none;
}

.btn-sm {
  padding: 6px 14px;
  font-size: 0.85rem;
  border-radius: 20px;
}

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

.btn-primary:hover {
  background-color: #1b3225;
  box-shadow: 0 4px 12px rgba(41, 71, 54, 0.3);
}

.btn-secondary {
  background-color: var(--color-white);
  color: var(--color-dark);
  border-color: rgba(0, 0, 0, 0.12);
}

.btn-secondary:hover {
  background-color: #f8faf9;
  border-color: rgba(0, 0, 0, 0.25);
}

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

.btn-accent:hover {
  background-color: #84532e;
  box-shadow: 0 4px 12px rgba(160, 107, 66, 0.3);
}

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

.btn-amber:hover {
  background-color: #b75e14;
}

.btn-line {
  background-color: #06c755;
  color: var(--color-white);
}

.btn-line:hover {
  background-color: #05a346;
}

/* ==========================================
   Checklist Styling (Full-Width Banner)
   ========================================== */

.checklist-banner-card {
  margin-bottom: 3.5rem;
  width: 100%;
}

.checklist-intro {
  font-size: 0.88rem;
  color: var(--color-muted);
  margin-bottom: 20px;
}

.checklist-categories-horizontal {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.checklist-categories-horizontal .gear-category {
  margin-bottom: 0;
  border-bottom: none;
  border-right: 1px dashed rgba(0, 0, 0, 0.1);
  padding-right: 20px;
  padding-bottom: 0;
}

.checklist-categories-horizontal .gear-category:last-of-type {
  border-right: none;
  padding-right: 0;
}

@media (max-width: 1024px) {
  .checklist-categories-horizontal {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  .checklist-categories-horizontal .gear-category {
    border-right: none;
    border-bottom: 1px dashed rgba(0, 0, 0, 0.1);
    padding-bottom: 16px;
    padding-right: 0;
  }
  .checklist-categories-horizontal .gear-category:nth-last-child(-n+2) {
    border-bottom: none;
    padding-bottom: 0;
  }
}

@media (max-width: 600px) {
  .checklist-categories-horizontal {
    grid-template-columns: 1fr;
  }
  .checklist-categories-horizontal .gear-category {
    border-bottom: 1px dashed rgba(0, 0, 0, 0.1);
    padding-bottom: 16px;
  }
  .checklist-categories-horizontal .gear-category:last-of-type {
    border-bottom: none;
  }
}

.gear-category {
  margin-bottom: 16px;
  border-bottom: 1px dashed rgba(0, 0, 0, 0.08);
  padding-bottom: 12px;
}

.gear-category:last-of-type {
  border-bottom: none;
  padding-bottom: 0;
}

.gear-category-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.checkbox-container {
  display: block;
  position: relative;
  padding-left: 32px;
  margin-bottom: 8px;
  cursor: pointer;
  font-size: 0.9rem;
  user-select: none;
  color: var(--color-dark);
  line-height: 1.4;
}

.checkbox-container input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.checkmark {
  position: absolute;
  top: 2px;
  left: 0;
  height: 20px;
  width: 20px;
  background-color: #f0f0ee;
  border: 1.5px solid #ccc;
  border-radius: 6px;
  transition: var(--transition-smooth);
}

.checkbox-container:hover input ~ .checkmark {
  background-color: #e5e5e2;
}

.checkbox-container input:checked ~ .checkmark {
  background-color: var(--color-secondary);
  border-color: var(--color-secondary);
}

.checkmark:after {
  content: "";
  position: absolute;
  display: none;
}

.checkbox-container input:checked ~ .checkmark:after {
  display: block;
}

.checkbox-container .checkmark:after {
  left: 6px;
  top: 2px;
  width: 5px;
  height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.checkbox-container input:checked ~ .gear-text {
  text-decoration: line-through;
  color: var(--color-muted);
}

.checklist-progress-container {
  margin-top: 16px;
  background: rgba(255, 255, 255, 0.6);
  padding: 12px 14px;
  border-radius: var(--radius-md);
}

.checklist-progress-text {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-dark);
}

.progress-bar-container-sm {
  width: 100%;
  height: 6px;
  background-color: rgba(0, 0, 0, 0.08);
  border-radius: 8px;
  overflow: hidden;
}

.progress-bar-sm {
  height: 100%;
  background-color: var(--color-secondary);
  transition: width 0.3s ease;
}

/* ==========================================
   Campsite Rules & Logistics Styling
   ========================================== */

.rules-list {
  list-style: none;
  margin-bottom: 16px;
}

.rules-list li {
  font-size: 0.88rem;
  color: #444;
  margin-bottom: 8px;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.rules-list li i {
  margin-top: 4px;
}

.contact-action-row {
  display: flex;
  gap: 10px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.highlight-box {
  background: rgba(255, 255, 255, 0.7);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  margin-bottom: 14px;
  border-left: 4px solid var(--color-accent);
}

.highlight-box.warning {
  border-left-color: var(--color-amber);
  background-color: var(--color-amber-light);
}

.highlight-box.danger {
  border-left-color: var(--color-danger);
  background-color: #fdf1f0;
}

.highlight-box-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-dark);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}

.highlight-box-text {
  font-size: 0.85rem;
  color: #555;
  line-height: 1.5;
}

/* ==========================================
   Section Divider
   ========================================== */

.section-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin: 3.5rem 0 2rem;
}

.section-divider .line {
  height: 1px;
  background: linear-gradient(90deg, rgba(0,0,0,0), rgba(0,0,0,0.15), rgba(0,0,0,0));
  flex: 1;
}

.divider-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ==========================================
   Timeline Section
   ========================================== */

.timeline-quick-tabs {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 2rem;
}

.tab-btn {
  padding: 8px 20px;
  border-radius: 25px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  background: var(--color-white);
  color: var(--color-dark);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.tab-btn.active {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(41, 71, 54, 0.25);
}

.timeline-wrapper {
  position: relative;
  max-width: 860px;
  margin: 0 auto;
  padding-left: 30px;
}

.timeline-line {
  position: absolute;
  top: 15px;
  bottom: 30px;
  left: 9px;
  width: 2px;
  background: linear-gradient(180deg, var(--color-secondary), var(--color-accent), rgba(0,0,0,0.1));
}

.timeline-item {
  position: relative;
  margin-bottom: 26px;
}

.timeline-dot-wrapper {
  position: absolute;
  left: -30px;
  top: 22px;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.timeline-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--color-white);
  border: 3px solid var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(86, 114, 92, 0.2);
  transition: var(--transition-smooth);
}

.timeline-item.active-step .timeline-dot {
  border-color: var(--color-amber);
  box-shadow: 0 0 0 4px rgba(217, 119, 36, 0.3);
  transform: scale(1.2);
}

.timeline-content {
  background: var(--color-card-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: var(--border-glass);
  border-radius: var(--radius-md);
  padding: 22px 24px;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
}

.timeline-content:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.timeline-header-area {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.time-label {
  background-color: rgba(41, 71, 54, 0.08);
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 4px 12px;
  border-radius: 20px;
}

.timeline-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-dark);
  margin: 0;
  flex: 1;
}

.timeline-text {
  font-size: 0.92rem;
  color: #444;
  line-height: 1.6;
  margin-bottom: 8px;
}

.timeline-tips {
  margin-top: 10px;
}

.tip-tag {
  display: block;
  font-size: 0.85rem;
  padding: 8px 12px;
  border-radius: 6px;
  line-height: 1.5;
}

.tip-tag.road-tip {
  background-color: rgba(217, 119, 36, 0.08);
  border-left: 3px solid var(--color-amber);
  color: #8c4e12;
}

.tip-tag.camp-tip {
  background-color: rgba(41, 71, 54, 0.08);
  border-left: 3px solid var(--color-primary);
  color: var(--color-primary);
}

/* ==========================================
   Footer Section
   ========================================== */

footer {
  text-align: center;
  padding: 3rem 0 2rem;
  font-size: 0.88rem;
  color: var(--color-muted);
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  margin-top: 4rem;
}

.back-home-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
  margin-bottom: 12px;
  padding: 8px 18px;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 25px;
  border: 1px solid rgba(41, 71, 54, 0.15);
  transition: var(--transition-smooth);
}

.back-home-link:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

/* ==========================================
   Responsive Media Queries
   ========================================== */

@media (max-width: 768px) {
  .main-title {
    font-size: 1.9rem;
  }
  
  .card {
    padding: 20px 16px;
  }

  .dashboard-grid {
    grid-template-columns: 1fr;
  }
  
  .timeline-wrapper {
    padding-left: 24px;
  }
  
  .timeline-dot-wrapper {
    left: -24px;
  }
  
  .timeline-content {
    padding: 18px 16px;
  }
}