/* ══════════════════════════════════════════════════════════════
   Trail Roadbook Generator — Styles
   Modern dark-theme UI with glassmorphism accents
   ══════════════════════════════════════════════════════════════ */

/* ── Google Font (loaded inline for offline fallback) ────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* ── Reset & Base ────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-primary:    #0f1117;
  --bg-secondary:  #1a1d27;
  --bg-card:       #21242f;
  --bg-glass:      rgba(255,255,255,0.04);
  --border-subtle: rgba(255,255,255,0.08);
  --border-accent: rgba(99,132,255,0.35);
  --text-primary:  #e8eaf0;
  --text-secondary:#9298a8;
  --text-muted:    #5c6170;
  --accent:        #6384ff;
  --accent-hover:  #7d9aff;
  --success:       #34d399;
  --warning:       #f59e0b;
  --danger:        #ef4444;
  --purple:        #a78bfa;
  --shadow:        0 4px 24px rgba(0,0,0,0.4);
  --radius:        10px;
  --font:          'Inter', 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
}

html { font-size: 15px; }

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

/* ── Page Header ─────────────────────────────────────────────── */
.page-header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 28px 16px;
  border-bottom: 1px solid var(--border-subtle);
}
.page-header h1 {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  background: linear-gradient(135deg, var(--accent), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.page-header .subtitle {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-left: auto;
}

/* ── Toolbar ─────────────────────────────────────────────────── */
.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
}
.toolbar .group {
  display: flex;
  align-items: center;
  gap: 8px;
}
.toolbar .sep {
  width: 1px;
  height: 28px;
  background: var(--border-subtle);
  margin: 0 6px;
}

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border: 1px solid var(--border-subtle);
  border-radius: 7px;
  background: var(--bg-card);
  color: var(--text-primary);
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}
.btn:hover {
  border-color: var(--accent);
  background: rgba(99,132,255,0.1);
  transform: translateY(-1px);
}
.btn:active {
  transform: translateY(0);
}
.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}
.btn .icon { font-size: 1rem; }

/* ── Text Input ──────────────────────────────────────────────── */
.input-field {
  padding: 7px 12px;
  border: 1px solid var(--border-subtle);
  border-radius: 7px;
  background: var(--bg-card);
  color: var(--text-primary);
  font-size: 0.82rem;
  font-family: var(--font);
  outline: none;
  transition: border-color 0.2s;
}
.input-field:focus {
  border-color: var(--accent);
}
.input-field::placeholder {
  color: var(--text-muted);
}

label.field-label {
  font-size: 0.78rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ── Profile Viewer ──────────────────────────────────────────── */
.profile-section {
  padding: 20px 28px;
}
.profile-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  overflow-x: auto;
  overflow-y: hidden;
  box-shadow: var(--shadow);
  position: relative;
  min-height: 180px;
}
.profile-wrapper svg {
  display: block;
}
.profile-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 60px 20px;
  color: var(--text-muted);
  font-size: 0.9rem;
}
.profile-placeholder .big-icon {
  font-size: 2.8rem;
  opacity: 0.3;
}

/* ── CP Table Section ────────────────────────────────────────── */
.cp-section {
  padding: 0 28px 28px;
}
.cp-section h2 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.cp-table-wrap {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  overflow-x: auto;
  box-shadow: var(--shadow);
}

table.cp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
  min-width: 700px;
}
.cp-table thead th {
  text-align: left;
  padding: 10px 12px;
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-glass);
  white-space: nowrap;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.cp-table tbody td {
  padding: 6px 10px;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: middle;
}
.cp-table tbody tr:hover {
  background: rgba(99,132,255,0.04);
}
.cp-table tbody tr:last-child td {
  border-bottom: none;
}

.cp-table input,
.cp-table select {
  width: 100%;
  padding: 5px 8px;
  border: 1px solid transparent;
  border-radius: 5px;
  background: transparent;
  color: var(--text-primary);
  font-size: 0.82rem;
  font-family: var(--font);
  outline: none;
  transition: all 0.15s;
}
.cp-table input:hover,
.cp-table select:hover {
  background: var(--bg-glass);
}
.cp-table input:focus,
.cp-table select:focus {
  border-color: var(--accent);
  background: rgba(99,132,255,0.06);
}
.cp-table select {
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239298a8' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 6px center;
  padding-right: 22px;
}
.cp-table select option {
  background: var(--bg-card);
  color: var(--text-primary);
}

.cp-table .col-num    { width: 40px; text-align: center; }
.cp-table .col-name   { min-width: 130px; }
.cp-table .col-dist   { width: 90px; }
.cp-table .col-icon   { width: 120px; }
.cp-table .col-time   { width: 90px; }
.cp-table .col-notes  { min-width: 150px; }
.cp-table .col-action { width: 44px; text-align: center; }

.btn-delete {
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1rem;
  transition: all 0.15s;
  padding: 0;
}
.btn-delete:hover {
  background: rgba(239,68,68,0.15);
  color: var(--danger);
}

.add-row-bar {
  display: flex;
  padding: 8px 12px;
  border-top: 1px solid var(--border-subtle);
}

/* ── Toast / Notification ────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 10px 18px;
  border-radius: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border-accent);
  color: var(--text-primary);
  font-size: 0.82rem;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.3s ease;
  z-index: 1000;
  pointer-events: none;
}
.toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* ── Export Dropdown ──────────────────────────────────────────── */
.dropdown {
  position: relative;
}
.dropdown-menu {
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  box-shadow: var(--shadow);
  min-width: 120px;
  z-index: 100;
  display: none;
  overflow: hidden;
}
.dropdown-menu.open {
  display: block;
  animation: fadeIn 0.15s ease;
}
.dropdown-menu button {
  display: block;
  width: 100%;
  text-align: left;
  padding: 8px 14px;
  border: none;
  background: none;
  color: var(--text-primary);
  font-size: 0.82rem;
  font-family: var(--font);
  cursor: pointer;
  transition: background 0.15s;
}
.dropdown-menu button:hover {
  background: rgba(99,132,255,0.1);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Hidden file input ───────────────────────────────────────── */
.hidden { display: none !important; }

/* ── Layout & Vertical Stack ─────────────────────────────────── */
.main-layout {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 20px 28px 28px;
}
.profile-section {
  width: 100%;
}
.profile-main-layout {
  display: flex;
  gap: 20px;
  width: 100%;
  align-items: stretch;
}
.font-sizes-sidebar {
  width: 260px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
}
.font-sizes-sidebar h4 {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 6px;
  letter-spacing: 0.5px;
}
.poi-font-sizes-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.poi-font-sizes-grid .poi-field input {
  height: 29px;
  padding: 4px 8px;
  font-size: 0.76rem;
}

/* Two-column Lower Editor */
.editor-container {
  display: flex;
  gap: 20px;
  width: 100%;
  align-items: stretch;
}
.editor-left {
  flex: 1.1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}
.editor-left h2 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
}
.editor-right {
  flex: 1.3;
  min-width: 0;
}

/* ── Points of Interest Panel (Right Details Dashboard) ──── */
.poi-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.poi-panel-header-tabs {
  display: flex;
  align-items: center;
  padding: 12px 18px;
  background: rgba(255,255,255,0.02);
  border-bottom: 1px solid var(--border-subtle);
}
.poi-panel-header-tabs h3 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.5px;
  margin: 0;
  white-space: nowrap;
}

.poi-content {
  padding: 18px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  background: rgba(255,255,255,0.005);
}

/* ── Scrollable Tab Bar (Horizontal Scroll) ───────────────────── */
.poi-tabs-container {
  display: flex;
  align-items: center;
  background: rgba(0,0,0,0.2);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  padding: 4px;
  position: relative;
  overflow: hidden;
}
.poi-tabs {
  display: flex;
  gap: 6px;
  flex: 1;
  overflow-x: auto;
  overflow-y: hidden;
  padding-right: 24px; /* Space for scroll buttons overlay */
  white-space: nowrap;
  scroll-behavior: smooth;
}
/* Hide default scrollbar completely (Solving Issue 1) */
.poi-tabs::-webkit-scrollbar {
  display: none;
}
.poi-tabs {
  -ms-overflow-style: none;  /* IE and Edge */
  scrollbar-width: none;  /* Firefox */
}

.poi-tab {
  padding: 5px 12px;
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 0.74rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}
.poi-tab:hover {
  border-color: rgba(99,132,255,0.5);
  color: var(--text-primary);
}
.poi-tab.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.poi-tab-add {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
  font-weight: 700;
}
.poi-tab-add:hover {
  background: rgba(99,132,255,0.1);
}

.poi-tabs-scroll-btns {
  position: absolute;
  right: 4px;
  top: 4px;
  bottom: 4px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 18px;
  border-left: 1px solid var(--border-subtle);
  padding-left: 4px;
}
.poi-scroll-arrow {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.65rem;
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 48%;
  line-height: 1;
}
.poi-scroll-arrow:hover {
  color: var(--text-primary);
}

/* ── Form Controls & Typography ──────────────────────────────── */
.poi-form-row {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.poi-form-row.inline {
  flex-direction: row;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--text-secondary);
  cursor: pointer;
}
.chk-box {
  width: 14px;
  height: 14px;
  accent-color: var(--accent);
  cursor: pointer;
}

.poi-form-grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
}

.poi-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.poi-field.fill {
  flex: 1;
}
.poi-field label {
  font-size: 0.7rem;
  color: var(--text-secondary);
  font-weight: 500;
}
.poi-field input, .poi-field select {
  padding: 5px 8px;
  border: 1px solid var(--border-subtle);
  border-radius: 5px;
  background: rgba(0,0,0,0.25);
  color: var(--text-primary);
  font-size: 0.76rem;
  font-family: var(--font);
  outline: none;
  transition: border-color 0.15s;
}
.poi-field input:focus, .poi-field select:focus {
  border-color: var(--accent);
}

.poi-field input[type="number"]::-webkit-inner-spin-button,
.poi-field input[type="number"]::-webkit-outer-spin-button {
  opacity: 1;
}

/* ── Section Dividers ────────────────────────────────────────── */
.poi-content h4 {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--accent);
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 4px;
  margin-bottom: 10px;
}

/* ── Multi-Icon Grid Layout (Horizontal) ─────────────────────── */
.poi-horizontal-icons-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 6px;
}
.poi-icon-group {
  background: rgba(0,0,0,0.15);
  border: 1px solid rgba(255,255,255,0.03);
  border-radius: 6px;
  padding: 6px 8px;
}
.poi-icon-group h5 {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 5px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  padding-bottom: 2px;
}

/* Custom styled Color Picker next to Hex string */
.color-picker-wrapper {
  display: flex;
  align-items: center;
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--border-subtle);
  border-radius: 5px;
  overflow: hidden;
  padding: 0 4px;
  height: 25px;
  width: 90px;
}
.color-picker-wrapper input[type="text"] {
  border: none;
  background: transparent;
  padding: 0;
  width: 55px;
  font-size: 0.72rem;
  text-align: center;
}
.color-picker-wrapper input[type="color"] {
  border: none;
  background: none;
  width: 16px;
  height: 16px;
  padding: 0;
  cursor: pointer;
  border-radius: 3px;
}
.color-picker-wrapper input[type="color"]::-webkit-color-swatch-wrapper {
  padding: 0;
}
.color-picker-wrapper input[type="color"]::-webkit-color-swatch {
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 3px;
}

/* White / Black Toggle Buttons */
.toggle-buttons {
  display: flex;
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--border-subtle);
  border-radius: 5px;
  overflow: hidden;
  height: 25px;
}
.toggle-btn {
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.72rem;
  font-weight: 500;
  cursor: pointer;
  padding: 0 6px;
  transition: all 0.15s;
}
.toggle-btn:hover {
  color: var(--text-primary);
}
.toggle-btn.active {
  background: var(--accent);
  color: #fff;
}

/* ── Axis Group ──────────────────────────────────────────────── */
.poi-axis-row {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.poi-axis-row .checkbox-field {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 6px;
  font-size: 0.74rem;
  color: var(--text-secondary);
  cursor: pointer;
  margin-top: 4px;
}

/* ── Text Annotations (Associated Texts) ───────────────────────── */
.poi-texts-settings-row {
  display: grid;
  grid-template-columns: 90px 60px 1fr;
  gap: 8px;
  align-items: flex-end;
  margin-bottom: 8px;
}
.poi-texts-grid-horizontal {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 6px;
}
.poi-texts-grid-horizontal .poi-field label {
  font-size: 0.65rem;
  color: var(--text-muted);
}
.poi-texts-grid-horizontal input {
  padding: 4px 6px;
  font-size: 0.74rem;
}

/* ── Global Font Size Slider ─────────────────────────────────── */
.poi-slider-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.poi-slider-field label {
  font-size: 0.7rem;
  color: var(--text-secondary);
  font-weight: 500;
}
.poi-slider-field .slider-container {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,0,0,0.2);
  border: 1px solid var(--border-subtle);
  border-radius: 5px;
  padding: 4px 8px;
  height: 30px;
}
.poi-slider-field input[type="range"] {
  flex: 1;
  accent-color: var(--accent);
  cursor: pointer;
  height: 4px;
  background: rgba(255,255,255,0.1);
  border-radius: 2px;
  outline: none;
}
.poi-slider-field span.slider-val {
  font-size: 0.76rem;
  color: var(--text-primary);
  font-weight: 600;
  min-width: 32px;
  text-align: right;
}

/* Multiline textarea for notes column in bulk table */
.cp-table .col-notes textarea {
  width: 100%;
  padding: 5px 8px;
  border: 1px solid transparent;
  border-radius: 5px;
  background: transparent;
  color: var(--text-primary);
  font-size: 0.82rem;
  font-family: var(--font);
  outline: none;
  resize: vertical;
  min-height: 38px;
  max-height: 80px;
  transition: all 0.15s;
}
.cp-table .col-notes textarea:hover {
  background: var(--bg-glass);
}
.cp-table .col-notes textarea:focus {
  border-color: var(--accent);
  background: rgba(99,132,255,0.06);
}

/* Style Actions Bar (Horizontal layout header) */
.poi-style-actions .poi-btn-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  border: 1px solid var(--border-subtle);
  border-radius: 5px;
  background: rgba(255,255,255,0.02);
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.2s;
}
.poi-style-actions .poi-btn-action:hover {
  border-color: var(--accent);
  background: rgba(99,132,255,0.08);
}

.selected-row {
  background: rgba(99,132,255,0.08) !important;
}

/* ── Responsive Rules ────────────────────────────────────────── */
@media (max-width: 1100px) {
  .profile-main-layout {
    flex-direction: column;
  }
  .font-sizes-sidebar {
    width: 100%;
  }
  .editor-container {
    flex-direction: column;
  }
  .poi-content {
    grid-template-columns: 1fr 1fr;
    gap: 15px;
  }
}
@media (max-width: 768px) {
  .poi-content {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .toolbar { padding: 10px 16px; gap: 6px; }
  .page-header { padding: 14px 16px 10px; }
}