:root {
  /* Colors */
  --color-fire-orange: #ff4d00;
  --color-code-blue: #006fff;
  --color-cloud-canvas: #e5e7eb;
  --color-ink-black: #262626;
  --color-paper-white: #f9f9f9;
  --color-slate-gray: #727272;
  --color-stone-gray: #616161;
  --color-silver-mist: #949494;
  --color-frost-gray: #c7c7c7;
  --color-pale-sienna: #fcddcc;
  --color-powder-pink: #febec2;

  /* Surfaces */
  --surface-canvas: #e5e7eb;
  --surface-card-base: #f9f9f9;
  --surface-elevated-card: #ffffff;

  /* Typography */
  --font-suisse: 'Inter', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'SF Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Spacing base 4px */
  --sp-4: 4px;
  --sp-8: 8px;
  --sp-12: 12px;
  --sp-16: 16px;
  --sp-20: 20px;
  --sp-24: 24px;
  --sp-32: 32px;
  --sp-40: 40px;
  --sp-48: 48px;
  --sp-64: 64px;
  --sp-80: 80px;
  --sp-164: 164px;

  /* Shadows */
  --shadow-card: rgba(0, 0, 0, 0.02) 0px 40px 48px -20px, rgba(0, 0, 0, 0.03) 0px 32px 32px -20px, rgba(0, 0, 0, 0.03) 0px 16px 24px -12px, rgba(0, 0, 0, 0.03) 0px 0px 0px 1px;
  --shadow-input-focus: 0 0 0 3px rgba(255, 77, 0, 0.15);

  /* Radii */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 999px;
}

/* Reset / Base */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-suisse);
  background: var(--surface-canvas);
  color: var(--color-ink-black);
  margin: 0;
  line-height: 1.54;
  -webkit-font-smoothing: antialiased;
}

/* Typography scale */
.text-caption { font-size: 10px; line-height: 1.4; letter-spacing: 0.1px; color: var(--color-silver-mist); }
.text-body { font-size: 14px; line-height: 1.54; }
.text-body-lg { font-size: 16px; line-height: 1.6; }
.text-subheading { font-size: 20px; line-height: 1.43; font-weight: 450; }
.text-heading { font-size: 24px; line-height: 1.33; font-weight: 500; }
.text-heading-lg { font-size: 40px; line-height: 1.1; font-weight: 500; }
.text-display { font-size: 52px; line-height: 1.07; letter-spacing: -0.52px; font-weight: 500; }
.text-display-lg { font-size: 60px; line-height: 1; letter-spacing: -0.6px; font-weight: 500; }

/* Buttons */
.btn-primary {
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--color-fire-orange); color: #fff;
  font-family: var(--font-suisse); font-size: 16px; font-weight: 450;
  padding: 12px 24px; border-radius: var(--radius-pill); border: none;
  cursor: pointer; text-decoration: none; transition: transform 0.15s, box-shadow 0.15s;
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(255, 77, 0, 0.25); }

.btn-ghost {
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--surface-elevated-card); color: var(--color-ink-black);
  font-family: var(--font-suisse); font-size: 16px; font-weight: 450;
  padding: 12px 24px; border-radius: var(--radius-pill); border: none;
  cursor: pointer; text-decoration: none; transition: background 0.15s;
  box-shadow: 0 1px 2px rgba(0,0,0,0.04);
}
.btn-ghost:hover { background: var(--color-cloud-canvas); }

.btn-nav {
  display: inline-flex; align-items: center;
  background: transparent; color: var(--color-ink-black);
  font-family: var(--font-suisse); font-size: 14px; font-weight: 400;
  padding: 6px 12px; border-radius: var(--radius-sm); border: none;
  cursor: pointer; text-decoration: none; opacity: 0.56;
  transition: opacity 0.15s;
}
.btn-nav:hover, .btn-nav.active { opacity: 1; }

/* Cards */
.card {
  background: var(--surface-card-base);
  border-radius: var(--radius-lg);
  padding: var(--sp-32);
  box-shadow: var(--shadow-card);
  border: none;
}
.card-elevated {
  background: var(--surface-elevated-card);
  border-radius: var(--radius-lg);
  padding: var(--sp-32);
  box-shadow: var(--shadow-card);
}

/* Inputs */
.input-field {
  width: 100%;
  background: var(--surface-elevated-card);
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-family: var(--font-suisse); font-size: 16px; color: var(--color-ink-black);
  outline: none; transition: border-color 0.15s, box-shadow 0.15s;
}
.input-field:focus {
  border-color: var(--color-fire-orange);
  box-shadow: var(--shadow-input-focus);
}
.input-field::placeholder { color: var(--color-silver-mist); }

/* Tags / badges */
.tag {
  display: inline-flex; align-items: center;
  background: var(--color-pale-sienna);
  color: var(--color-ink-black);
  font-size: 12px; font-weight: 450;
  padding: 4px 12px; border-radius: var(--radius-pill);
}

/* Layout */
.container { max-width: 1200px; margin: 0 auto; padding: 0 var(--sp-24); }
.section { padding: var(--sp-80) 0; }
.section-gap { margin-top: var(--sp-164); }

/* Grid */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-24); }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-24); }


/* Button sizing */
.btn-sm {
  padding: 6px 12px !important;
  font-size: 12px !important;
}

/* ========== MOBILE APP LAYOUT ========== */
@media (max-width: 768px) {
  /* Prevent horizontal scroll, allow native vertical scroll */
  html, body {
    width: 100% !important;
    min-width: 0 !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
    height: auto !important;
    display: block !important;
  }
  
  .main-wrapper {
    display: block !important;
    width: 100% !important;
    min-width: 0 !important;
    overflow: visible !important;
    height: auto !important;
  }

  /* Sidebar — скрыт за экраном, выезжает как drawer */
  .sidebar, #sidebar, aside.sidebar, nav.sidebar {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 260px !important;
    height: 100vh !important;
    height: 100dvh !important;
    transform: translateX(-100%) !important;
    transition: transform 0.3s ease !important;
    margin: 0 !important;
    padding: 0 !important;
    z-index: 100 !important;
    background: var(--surface-card-base, #1e1e1e) !important;
    box-shadow: 2px 0 12px rgba(0,0,0,0.3) !important;
    overflow-y: auto !important;
    display: flex !important;
    flex-direction: column !important;
    visibility: visible !important;
    opacity: 1 !important;
    border-right: 1px solid var(--border-color, #333) !important;
    box-sizing: border-box !important;
  }
  .sidebar.open, #sidebar.open, .sidebar.mobile-open {
    transform: translateX(0) !important;
  }
  
  /* Sidebar inner items positioning */
  .sidebar .sidebar-inner, .sidebar-inner {
    display: flex !important;
    flex-direction: column !important;
    height: auto !important;
    min-height: 100% !important;
    width: 100% !important;
    opacity: 1 !important;
    pointer-events: auto !important;
    justify-content: flex-start !important;
  }
  
  /* Sidebar header & info */
  .sidebar-header {
    display: flex !important;
    flex-direction: column !important;
    gap: 12px !important;
    padding: 20px 16px !important;
    border-bottom: 1px solid var(--border-color, #333) !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  
  /* Force override all style.css collapsed/hidden styles in sidebar */
  .sidebar .logo-text, .sidebar.collapsed .logo-text,
  .sidebar #ai-status-text, .sidebar.collapsed #ai-status-text,
  .sidebar .status-bar, .sidebar.collapsed .status-bar,
  .sidebar .provider-switcher, .sidebar.collapsed .provider-switcher,
  .sidebar .provider-switcher label, .sidebar.collapsed .provider-switcher label,
  .sidebar .provider-switcher select, .sidebar.collapsed .provider-switcher select,
  .sidebar .btn-new-channel span, .sidebar.collapsed .btn-new-channel span,
  .sidebar .btn-batch-generate span, .sidebar.collapsed .btn-batch-generate span,
  .sidebar .btn-sidebar-secondary span, .sidebar.collapsed .btn-sidebar-secondary span,
  .sidebar .profile-name, .sidebar.collapsed .profile-name,
  .sidebar .profile-genre-badge, .sidebar.collapsed .profile-genre-badge,
  .sidebar .profile-mini-palette, .sidebar.collapsed .profile-mini-palette,
  .sidebar .profile-details, .sidebar.collapsed .profile-details {
    display: inline-block !important;
  }
  .sidebar.collapsed {
    width: 260px !important;
    min-width: 260px !important;
  }
  .sidebar.collapsed .sidebar-header {
    padding: 20px 16px !important;
    align-items: stretch !important;
    justify-content: flex-start !important;
  }
  .sidebar.collapsed .logo-container {
    justify-content: flex-start !important;
    display: flex !important;
  }
  .sidebar.collapsed .status-bar {
    margin: 0 !important;
    justify-content: flex-start !important;
    display: flex !important;
  }
  .sidebar.collapsed .btn-new-channel,
  .sidebar.collapsed .btn-batch-generate {
    margin: 8px 16px !important;
    padding: 12px 16px !important;
    width: calc(100% - 32px) !important;
    justify-content: flex-start !important;
    gap: 10px !important;
    border-radius: 8px !important;
    display: inline-flex !important;
  }
  .sidebar.collapsed .btn-new-channel svg,
  .sidebar.collapsed .btn-batch-generate svg {
    margin: 0 !important;
    width: 16px !important;
    height: 16px !important;
  }
  .sidebar.collapsed .profiles-list-container {
    padding: 8px 16px !important;
    align-items: stretch !important;
    display: block !important;
  }
  .sidebar.collapsed .profile-card {
    padding: 12px !important;
    width: 100% !important;
    height: auto !important;
    border-radius: 8px !important;
    justify-content: flex-start !important;
    align-items: center !important;
    display: flex !important;
  }
  .sidebar.collapsed .profile-card::before {
    display: none !important;
  }
  .sidebar.collapsed .sidebar-footer {
    padding: 16px !important;
    align-items: stretch !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 8px !important;
  }
  .sidebar.collapsed .btn-sidebar-secondary {
    width: 100% !important;
    height: auto !important;
    min-height: 40px !important;
    padding: 10px 16px !important;
    justify-content: flex-start !important;
    border-radius: 6px !important;
    display: inline-flex !important;
  }
  .sidebar.collapsed .btn-sidebar-secondary svg {
    width: 14px !important;
    height: 14px !important;
  }
  
  .sidebar .logo-text {
    display: block !important;
    font-weight: 700 !important;
    font-size: 1.1rem !important;
  }
  
  .sidebar .status-bar {
    display: flex !important;
    align-items: center !important;
    gap: 6px !important;
  }
  
  .sidebar .provider-switcher {
    display: block !important;
    margin-top: 4px !important;
  }
  .sidebar .provider-switcher select {
    display: block !important;
    width: 100% !important;
    padding: 8px !important;
    border-radius: 6px !important;
    background: var(--bg-dark, #121212) !important;
    color: var(--text-main, #ffffff) !important;
    border: 1px solid var(--border-color, #333) !important;
    font-size: 14px !important;
    margin-top: 4px !important;
  }
  
  /* Main Sidebar Actions */
  .sidebar .btn-new-channel,
  .sidebar .btn-batch-generate {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: flex-start !important;
    gap: 10px !important;
    width: calc(100% - 32px) !important;
    margin: 8px 16px !important;
    padding: 12px 16px !important;
    border-radius: 8px !important;
    min-height: 44px !important;
    box-sizing: border-box !important;
  }
  .sidebar .btn-new-channel svg,
  .sidebar .btn-batch-generate svg {
    margin: 0 !important;
    flex-shrink: 0 !important;
  }
  
  /* Profiles List Container */
  .profiles-list-container {
    display: block !important;
    flex: none !important;
    height: auto !important;
    overflow: visible !important;
    padding: 8px 16px !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .profiles-list-container .profile-card {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    padding: 12px !important;
    margin-bottom: 8px !important;
    width: 100% !important;
    height: auto !important;
    border-radius: 8px !important;
    box-sizing: border-box !important;
  }
  .profiles-list-container .profile-card::before {
    display: none !important;
  }
  
  /* Sidebar Footer */
  .sidebar-footer {
    display: flex !important;
    flex-direction: column !important;
    gap: 8px !important;
    padding: 16px !important;
    border-top: 1px solid var(--border-color, #333) !important;
    width: 100% !important;
    box-sizing: border-box !important;
    margin-top: auto !important;
  }
  .sidebar-footer .btn-sidebar-secondary {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: flex-start !important;
    gap: 10px !important;
    width: 100% !important;
    padding: 10px 16px !important;
    margin: 0 !important;
    min-height: 40px !important;
    box-sizing: border-box !important;
    background: transparent !important;
    border: 1px solid var(--border-color, #333) !important;
    border-radius: 6px !important;
    color: var(--text-muted, #888) !important;
  }
  .sidebar-footer .btn-sidebar-secondary svg {
    margin: 0 !important;
    flex-shrink: 0 !important;
  }
  
  /* Overlay */
  #mobile-sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    background: rgba(0,0,0,0.5);
    z-index: 99;
  }
  #mobile-sidebar-overlay.active {
    display: block;
  }
  
  /* Burger Button */
  #sidebar-toggle, .sidebar-toggle {
    position: fixed !important;
    top: 8px !important;
    left: 8px !important;
    z-index: 101 !important;
    width: 40px !important;
    height: 40px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    background: var(--color-fire-orange, #ff4d00) !important;
    color: #fff !important;
    border: none !important;
    border-radius: 8px !important;
    font-size: 18px !important;
    cursor: pointer !important;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3) !important;
    transition: left 0.3s ease !important;
  }
  
  #sidebar.open + #sidebar-toggle,
  #sidebar.open + .sidebar-toggle {
    left: 272px !important;
  }
  
  /* Header */
  header, .header, .app-header, [class*="app-header"], #header {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    height: auto !important;
    min-height: 56px !important;
    z-index: 80 !important;
    background: var(--bg-sidebar, #1e1e1e) !important;
    border-bottom: 1px solid var(--border-color, #333) !important;
    width: 100vw !important;
    padding: 12px 16px 6px 56px !important;
    box-sizing: border-box !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
    justify-content: flex-start !important;
    gap: 8px !important;
    margin: 0 !important;
  }
  
  .channel-info-row {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    width: 100% !important;
  }
  .channel-title-group {
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
  }
  .channel-active-name {
    font-size: 1.1rem !important;
    margin: 0 !important;
    font-weight: 600 !important;
    color: var(--text-main, #ffffff) !important;
  }
  header h1, .header h1, .app-header h1, .channel-title, #channel-title {
    font-size: 18px !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    flex: 1 !important;
    margin: 0 !important;
    padding-right: 8px !important;
    max-width: calc(100vw - 120px) !important;
  }
  
  /* Main content spacing */
  .main-content, main, #main, .content, [class*="main-content"], [class*="content-wrapper"], #content {
    margin-left: 0 !important;
    margin-right: 0 !important;
    padding: 0 !important;
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
    overflow: visible !important;
    overflow-x: hidden !important;
    box-sizing: border-box !important;
    position: relative !important;
    left: 0 !important;
    transform: none !important;
    height: auto !important;
  }
  
  /* Tab content padding accommodates fixed header */
  .tab-content {
    display: none;
    overflow: visible !important;
    overflow-y: visible !important;
    height: auto !important;
    min-height: calc(100vh - 100px) !important;
    box-sizing: border-box !important;
    padding: 100px 16px 24px 16px !important;
  }
  .tab-content.active {
    display: block !important;
  }
  
  /* Tabs horizontal scroll container */
  .tabs-navigation, .tabs, .tab-nav, .tab-bar, [class*="tab-nav"], [class*="tabs"] {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    overflow-x: auto !important;
    white-space: nowrap !important;
    -webkit-overflow-scrolling: touch !important;
    scrollbar-width: none !important;
    gap: 16px !important;
    padding: 4px 0 8px 0 !important;
    border-bottom: none !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }
  .tabs-navigation::-webkit-scrollbar, .tabs::-webkit-scrollbar, .tab-nav::-webkit-scrollbar {
    display: none !important;
  }
  
  /* Reset tab button widths so they don't stretch */
  .tab-btn, .tab, [class*="tab-btn"], [class*="tab-item"] {
    flex-shrink: 0 !important;
    width: auto !important;
    padding: 8px 12px !important;
    font-size: 14px !important;
    white-space: nowrap !important;
    min-height: 36px !important;
    margin: 0 !important;
    border: none !important;
    background: none !important;
    color: var(--text-muted, #888) !important;
  }
  .tab-btn.active {
    color: var(--accent-color, #ff4d00) !important;
    font-weight: 600 !important;
  }
  
  /* Panels and Cards full width */
  .panel-card, .monetization-tracker-card, .compact-entry-card, .table-log-card, .chart-container-card, .translation-workspace, .card, .panel {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    padding: 20px !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
  }
  .input-field, input[type="text"], input[type="number"], input[type="date"], select, textarea {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    font-size: 16px !important;
    min-height: 44px !important;
  }
  
  /* Buttons stack */
  .btn-primary, .btn-ghost, .btn-secondary, .btn-success, button[type="submit"], .action-btn {
    width: 100% !important;
    justify-content: center !important;
    margin-bottom: 8px !important;
    min-height: 44px !important;
    box-sizing: border-box !important;
    display: inline-flex !important;
  }
  
  /* Prevent mini buttons, copy buttons and tags/tabs from stretching */
  .tab-btn, .tab, .btn-copy-mini, .btn-trans-copy, .btn-remove-image, .metric-btn, .custom-lang-trigger {
    width: auto !important;
    min-height: auto !important;
    margin-bottom: 0 !important;
    justify-content: center !important;
    display: inline-flex !important;
  }
  
  .btn-group, .button-group, .actions {
    display: flex !important;
    flex-direction: column !important;
    gap: 8px !important;
    width: 100% !important;
  }
  
  /* Grid 1 column */
  .content-grid, .grid-2, .grid-3, .grid-4, .translation-grid, .form-row, .title-variants-grid {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }
  
  /* Calendar Scroll on Mobile */
  #sched-calendar-view {
    display: block !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
    width: 100% !important;
  }
  .calendar-grid-header, .calendar-grid-body {
    min-width: 700px !important;
  }
  
  /* Tables scroll wrapper */
  .tracklist-table-wrapper, .analytics-table-wrapper {
    display: block !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
    width: 100% !important;
    max-width: 100% !important;
  }
  table, .history-table, .tracklist-table, .trans-table {
    display: table !important;
    width: 100% !important;
  }
  
  /* Modals bottom sheet */
  .modal-overlay, .modal-window, [id*="modal"] {
    align-items: flex-end !important;
    padding: 0 !important;
  }
  .modal-overlay > div, .modal-window, [id*="modal"] > div {
    width: 100% !important;
    max-height: 90vh !important;
    max-height: 90dvh !important;
    border-radius: 16px 16px 0 0 !important;
    padding: 24px !important;
    margin: 0 !important;
    box-sizing: border-box !important;
  }
  
  /* Flex containers stack on mobile */
  .action-buttons-bar, .results-footer-bar, .translation-toolbar {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 12px !important;
  }
  
  /* Hide desktop, show mobile */
  .desktop-only { display: none !important; }
  .mobile-only { display: flex !important; }
  
  /* Scrollable calendar grid on mobile */
  #sched-calendar-view {
    overflow-x: auto !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding-bottom: 8px !important;
    -webkit-overflow-scrolling: touch !important;
  }
  #sched-calendar-view .calendar-grid-header,
  #sched-calendar-view .calendar-grid-body {
    min-width: 600px !important;
  }
}

@media (max-width: 380px) {
  header h1, .header h1, .app-header h1 {
    font-size: 16px !important;
  }
  .tab-btn, .tab {
    padding: 8px 12px !important;
    font-size: 13px !important;
  }
  .card, .panel {
    padding: 16px !important;
  }
}