/* ==========================================================
   DigiAfy Board - Design System & Modern Responsive Styles
   Palette: Warm Cream, Soft Peach, Rich Brown, Crisp White
   ========================================================== */

:root {
  --bg-page: #F8F7F5;
  --bg-card: #FFFFFF;
  --bg-warm-cream: #FBF1EA;
  --bg-soft-peach: #F8EDE7;
  
  --primary-brown: #A96848;
  --dark-brown: #7F472F;
  --brown-hover: #8F553A;
  --brown-light: #F4EAE4;
  
  --text-primary: #101828;
  --text-secondary: #667085;
  --text-muted: #98A2B3;
  --border-color: #E6E1DD;
  --border-light: #F0ECE9;

  --success: #22A447;
  --success-bg: #EFFAF2;
  --success-border: #B7E8C7;

  --blue: #2563EB;
  --blue-bg: #EEF4FF;
  --blue-border: #BFDBFE;

  --danger: #DC2626;
  --danger-bg: #FFF1F1;
  --danger-border: #FECACA;

  --gold: #B7791F;
  --gold-bg: #FFF7E6;
  --gold-border: #FEEBC8;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 9999px;

  --shadow-subtle: 0 2px 10px rgba(16, 24, 40, 0.05);
  --shadow-hover: 0 6px 20px rgba(16, 24, 40, 0.08);
  --shadow-modal: 0 20px 40px rgba(16, 24, 40, 0.15);

  --font-sans: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);

  /* Unified Motion Tokens */
  --ease-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --motion-instant: 120ms var(--ease-expo);
  --motion-fast: 180ms var(--ease-expo);
  --motion-normal: 240ms var(--ease-expo);
  --motion-slow: 350ms var(--ease-expo);
}

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

html, body {
  overflow-x: clip;
  max-width: 100vw;
  width: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
}

a {
  color: var(--primary-brown);
  text-decoration: none;
  transition: var(--transition);
}
a:hover {
  color: var(--brown-hover);
}

/* ==========================================================
   Typography & Base Components
   ========================================================== */
h1, h2, h3, h4, h5 {
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.25;
}

.logo-text {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.section-title {
  font-size: 19px;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.subtitle {
  font-size: 13px;
  color: var(--text-secondary);
}

/* ==========================================================
   Header Navigation
   ========================================================== */
.site-header {
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 1px 4px rgba(16, 24, 40, 0.05);
  transition: box-shadow 0.25s ease, border-color 0.25s ease, background-color 0.25s ease;
}

.site-header.scrolled {
  box-shadow: 0 4px 20px rgba(16, 24, 40, 0.08);
  border-bottom-color: rgba(169, 104, 72, 0.25);
  background-color: rgba(255, 255, 255, 0.98);
}

.header-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 10px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: nowrap;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand-icon {
  width: 38px;
  height: 38px;
  background-color: var(--bg-warm-cream);
  color: var(--primary-brown);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  border: 1px solid rgba(169, 104, 72, 0.2);
  flex-shrink: 0;
}

.brand-info {
  display: flex;
  flex-direction: column;
}

.brand-info h1 {
  font-size: 20px;
  line-height: 1.1;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
}

.brand-info span {
  font-size: 11.5px;
  color: var(--text-secondary);
  font-weight: 500;
  white-space: nowrap;
}

/* Top Navigation Tabs (Strictly single line desktop, no wrapping) */
.nav-tabs {
  display: flex;
  align-items: center;
  gap: 3px;
  background-color: var(--bg-warm-cream);
  padding: 3px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  flex-wrap: nowrap;
  flex-shrink: 1;
  overflow-x: auto;
  scrollbar-width: none;
}

.nav-tabs::-webkit-scrollbar {
  display: none;
}

.nav-tab-btn {
  padding: 7px 12px;
  border-radius: 8px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  flex-shrink: 0;
  text-decoration: none;
  transition: transform 0.16s var(--ease-expo),
              background-color 0.16s var(--ease-expo),
              color 0.16s var(--ease-expo),
              box-shadow 0.16s var(--ease-expo);
}

.nav-tab-btn svg {
  flex-shrink: 0;
}

.nav-tab-btn:hover {
  color: var(--primary-brown);
  transform: translateY(-1px);
}

.nav-tab-btn.active {
  background-color: var(--primary-brown);
  color: #FFFFFF;
  box-shadow: 0 2px 8px rgba(169, 104, 72, 0.28);
  transform: translateY(0);
}

.nav-tab-btn:active {
  transform: scale(0.97);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Status Pill */
.status-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 600;
  transition: transform 0.18s var(--ease-expo), box-shadow 0.18s var(--ease-expo);
}

.status-pill:hover {
  transform: translateY(-0.5px);
}

.status-pill.connected {
  background-color: var(--success-bg);
  color: var(--success);
  border: 1px solid var(--success-border);
}

.status-pill.disconnected {
  background-color: var(--danger-bg);
  color: var(--danger);
  border: 1px solid var(--danger-border);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: currentColor;
  position: relative;
}

.status-pill.connected .status-dot::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  border: 1.5px solid var(--success);
  opacity: 0;
  animation: radarPulse 2.4s cubic-bezier(0.24, 0, 0.38, 1) infinite;
}

@keyframes radarPulse {
  0% { transform: scale(0.6); opacity: 0.9; }
  50% { transform: scale(1.8); opacity: 0; }
  100% { transform: scale(1.8); opacity: 0; }
}

/* ==========================================================
   Buttons
   ========================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  padding: 10px 18px;
  min-height: 44px;
  border-radius: 9px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.18s var(--ease-expo),
              box-shadow 0.18s var(--ease-expo),
              background-color 0.18s var(--ease-expo),
              border-color 0.18s var(--ease-expo),
              color 0.18s var(--ease-expo);
  text-decoration: none;
  white-space: nowrap;
  position: relative;
  user-select: none;
}

.btn:hover {
  transform: translateY(-1.5px);
}

.btn:active {
  transform: translateY(0.5px) scale(0.985);
  transition-duration: 0.08s;
}

.btn svg {
  transition: transform 0.2s var(--ease-expo);
  flex-shrink: 0;
}

.btn:hover svg {
  transform: scale(1.08);
}

.btn-primary {
  background-color: var(--primary-brown);
  color: #FFFFFF;
  box-shadow: 0 2px 6px rgba(169, 104, 72, 0.2);
}
.btn-primary:hover {
  background-color: var(--brown-hover);
  color: #FFFFFF;
  box-shadow: 0 6px 16px rgba(169, 104, 72, 0.28);
}
.btn-primary:active {
  box-shadow: 0 2px 4px rgba(169, 104, 72, 0.2);
}

.btn-secondary {
  background-color: #FFFFFF;
  color: var(--text-primary);
  border-color: var(--border-color);
  box-shadow: 0 1px 3px rgba(16, 24, 40, 0.03);
}
.btn-secondary:hover {
  background-color: var(--bg-warm-cream);
  border-color: var(--primary-brown);
  color: var(--dark-brown);
  box-shadow: 0 4px 12px rgba(169, 104, 72, 0.1);
}
.btn-secondary:active {
  box-shadow: 0 1px 2px rgba(16, 24, 40, 0.03);
}

.btn-success {
  background-color: var(--success);
  color: #FFFFFF;
  box-shadow: 0 2px 6px rgba(34, 164, 71, 0.2);
}
.btn-success:hover {
  background-color: #1b8539;
  box-shadow: 0 5px 14px rgba(34, 164, 71, 0.28);
}

.btn-danger {
  background-color: var(--danger);
  color: #FFFFFF;
  box-shadow: 0 2px 6px rgba(220, 38, 38, 0.2);
}
.btn-danger:hover {
  background-color: #b91c1c;
  box-shadow: 0 5px 14px rgba(220, 38, 38, 0.28);
}

.btn-outline-danger {
  background-color: #FFFFFF;
  color: var(--danger);
  border-color: var(--danger-border);
}
.btn-outline-danger:hover {
  background-color: var(--danger-bg);
  border-color: var(--danger);
  box-shadow: 0 3px 10px rgba(220, 38, 38, 0.12);
}

.btn-sm {
  padding: 6px 12px;
  min-height: 36px;
  font-size: 13px;
}

.btn-lg {
  padding: 14px 24px;
  min-height: 50px;
  font-size: 15px;
}

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  min-height: 40px;
  border-radius: 9px;
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

/* ==========================================================
   Cards & Layout Containers
   ========================================================== */
.main-wrapper {
  max-width: 1440px;
  margin: 0 auto;
  padding: 24px;
  width: 100%;
  flex: 1;
}

.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-subtle);
  padding: 20px;
  transition: var(--transition);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-light);
}

/* ==========================================================
   Search Area & Tips Card
   ========================================================== */
.search-section {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 20px;
  margin-bottom: 24px;
}

.search-card {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.search-box-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  margin: 16px 0 12px 0;
}

.search-icon-inside {
  position: absolute;
  left: 18px;
  color: var(--text-muted);
  pointer-events: none;
  transition: color 0.2s var(--ease-expo), transform 0.2s var(--ease-expo);
}

.search-box-wrapper:focus-within .search-icon-inside {
  color: var(--primary-brown);
  transform: scale(1.12);
}

.search-input {
  width: 100%;
  padding: 14px 110px 14px 48px;
  font-size: 16px;
  font-family: var(--font-sans);
  border: 2px solid var(--border-color);
  border-radius: 12px;
  background-color: #FFFFFF;
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.2s var(--ease-expo),
              box-shadow 0.2s var(--ease-expo),
              transform 0.2s var(--ease-expo);
}

.search-input:focus {
  border-color: var(--primary-brown);
  box-shadow: 0 0 0 4px rgba(169, 104, 72, 0.14), 0 4px 16px rgba(169, 104, 72, 0.08);
  transform: translateY(-1px);
}

.search-clear-btn {
  position: absolute;
  right: 92px;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  display: none;
  transition: color 0.16s ease, transform 0.18s var(--ease-expo);
}
.search-clear-btn:hover {
  color: var(--text-primary);
  transform: scale(1.15) rotate(90deg);
}

.search-submit-btn {
  position: absolute;
  right: 6px;
  height: 42px;
  padding: 0 20px;
}

.quick-search-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
}

.quick-chip {
  padding: 5px 13px;
  background-color: var(--bg-warm-cream);
  border: 1px solid rgba(169, 104, 72, 0.2);
  border-radius: var(--radius-pill);
  color: var(--dark-brown);
  font-weight: 600;
  font-size: 12px;
  cursor: pointer;
  transition: transform 0.16s var(--ease-expo),
              background-color 0.16s var(--ease-expo),
              color 0.16s var(--ease-expo),
              border-color 0.16s var(--ease-expo),
              box-shadow 0.16s var(--ease-expo);
  user-select: none;
}

.quick-chip:hover {
  background-color: var(--primary-brown);
  color: #FFFFFF !important;
  border-color: var(--primary-brown);
  transform: translateY(-1.5px) scale(1.04);
  box-shadow: 0 4px 10px rgba(169, 104, 72, 0.22);
}

.quick-chip:active {
  transform: translateY(0.5px) scale(0.97);
  box-shadow: 0 1px 3px rgba(169, 104, 72, 0.15);
}

/* Tips Card */
.tips-card {
  background-color: var(--bg-warm-cream);
  border: 1px solid rgba(169, 104, 72, 0.2);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.tips-card h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--dark-brown);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
}

.tips-list {
  list-style: none;
  font-size: 12.5px;
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.tips-list li {
  position: relative;
  padding-left: 14px;
}

.tips-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--primary-brown);
  font-weight: bold;
}

/* ==========================================================
   Three-Column Main Content
   ========================================================== */
.three-column-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.95fr 1.35fr;
  gap: 20px;
  align-items: start;
  margin-bottom: 24px;
}

/* Column 1: Search Results & Bonus */
.col-results {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.results-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-height: 520px;
  overflow-y: auto;
  padding-right: 4px;
}

.result-item {
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 12px 14px;
  background-color: #FFFFFF;
  transition: transform 0.2s var(--ease-expo),
              box-shadow 0.2s var(--ease-expo),
              border-color 0.2s var(--ease-expo);
  display: flex;
  flex-direction: column;
  gap: 8px;
  animation: resultSlideUp 0.3s var(--ease-expo) both;
}

.result-item:hover {
  border-color: var(--primary-brown);
  transform: translateY(-1.5px);
  box-shadow: 0 6px 18px rgba(169, 104, 72, 0.1);
}

@keyframes resultSlideUp {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.result-item-header {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  position: relative;
}

.btn-download-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background-color: #FFFFFF;
  color: var(--primary-brown);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: var(--transition);
  padding: 0;
  margin-top: 2px;
}

.btn-download-icon:hover {
  background-color: var(--bg-warm-cream);
  border-color: var(--primary-brown);
  color: var(--dark-brown);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(169, 104, 72, 0.18);
}

.btn-download-icon:hover svg {
  animation: downloadArrowPulse 0.65s var(--ease-expo) infinite alternate;
}

@keyframes downloadArrowPulse {
  0% { transform: translateY(-1.5px); }
  100% { transform: translateY(2px); }
}

.btn-download-icon:active {
  transform: translateY(0.5px) scale(0.95);
  box-shadow: 0 1px 3px rgba(169, 104, 72, 0.12);
}

.file-icon-box {
  width: 36px;
  height: 36px;
  background-color: var(--danger-bg);
  color: var(--danger);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.file-info {
  flex: 1;
  min-width: 0;
}

.file-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  word-break: break-word;
  overflow-wrap: anywhere;
  line-height: 1.3;
}

.file-sku-badge {
  display: inline-block;
  padding: 2px 8px;
  background-color: var(--bg-warm-cream);
  color: var(--dark-brown);
  border: 1px solid rgba(169, 104, 72, 0.2);
  border-radius: 6px;
  font-size: 11.5px;
  font-weight: 700;
  margin-top: 3px;
}

.file-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 12px;
  font-size: 12px;
  color: var(--text-secondary);
}

.file-meta-item {
  display: flex;
  align-items: center;
  gap: 4px;
  word-break: break-word;
  overflow-wrap: anywhere;
  max-width: 100%;
}

.result-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  border-top: 1px solid var(--border-light);
  padding-top: 8px;
  margin-top: 4px;
}

.result-actions .btn {
  font-size: 13px;
  padding: 6px 12px;
  min-height: 36px;
  gap: 6px;
}

/* Bonus Patterns Sub-section */
.bonus-section {
  border-top: 2px dashed var(--border-color);
  padding-top: 16px;
  margin-top: 4px;
}

.bonus-toggle-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.toggle-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}
.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}
.slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: #E2E8F0;
  transition: .3s;
  border-radius: 24px;
}
.slider:before {
  position: absolute;
  content: "";
  height: 18px; width: 18px;
  left: 3px; bottom: 3px;
  background-color: white;
  transition: .3s;
  border-radius: 50%;
}
input:checked + .slider {
  background-color: var(--primary-brown);
}
input:checked + .slider:before {
  transform: translateX(20px);
}

.bonus-items-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 12px;
}

.bonus-item-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background-color: var(--gold-bg);
  border: 1px solid var(--gold-border);
  border-radius: 10px;
}

.bonus-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 2px 6px;
  background-color: var(--gold);
  color: #FFFFFF;
  border-radius: 4px;
}

/* Column 2: Selected PDFs */
.col-selected {
  display: flex;
  flex-direction: column;
}

.selected-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 540px;
  overflow-y: auto;
  padding-right: 4px;
}

.selected-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  cursor: grab;
  transition: transform 0.2s var(--ease-expo),
              box-shadow 0.2s var(--ease-expo),
              border-color 0.2s var(--ease-expo);
  animation: selectedSlideIn 0.24s var(--ease-expo) both;
}

.selected-item:hover {
  border-color: var(--primary-brown);
  transform: translateX(2px);
  box-shadow: 0 3px 10px rgba(169, 104, 72, 0.08);
}

@keyframes selectedSlideIn {
  from {
    opacity: 0;
    transform: translateX(-10px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.selected-item:active {
  cursor: grabbing;
}

.selected-item.dragging {
  opacity: 0.4;
  border-color: var(--primary-brown);
}

.drag-handle {
  color: var(--text-muted);
  cursor: grab;
  transition: color 0.18s ease;
}

.selected-item:hover .drag-handle {
  color: var(--primary-brown);
}

.selected-details {
  flex: 1;
  min-width: 0;
}

.selected-name {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.selected-sku {
  font-size: 11.5px;
  color: var(--primary-brown);
  font-weight: 600;
}

.selected-remove-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.18s ease, background-color 0.18s ease, transform 0.2s var(--ease-expo);
}
.selected-remove-btn:hover {
  color: var(--danger);
  background-color: var(--danger-bg);
  transform: scale(1.15) rotate(90deg);
}
.selected-remove-btn:active {
  transform: scale(0.95) rotate(90deg);
}

/* Mobile reorder buttons */
.reorder-btns {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.btn-reorder {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 2px;
}
.btn-reorder:hover {
  color: var(--text-primary);
}

/* Column 3: Ready to Send Message */
.col-message {
  display: flex;
  flex-direction: column;
}

.template-selector-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.select-input {
  flex: 1;
  padding: 8px 12px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-family: var(--font-sans);
  font-size: 13.5px;
  background-color: #FFFFFF;
  color: var(--text-primary);
}

.message-textarea {
  width: 100%;
  min-height: 280px;
  padding: 14px;
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.6;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  background-color: #FFFFFF;
  color: var(--text-primary);
  resize: vertical;
  outline: none;
  transition: var(--transition);
}

.message-textarea:focus {
  border-color: var(--primary-brown);
  box-shadow: 0 0 0 3px rgba(169, 104, 72, 0.15);
}

.variables-pill-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  margin: 10px 0;
}

.var-pill {
  font-size: 11.5px;
  font-family: monospace;
  padding: 3px 9px;
  background-color: var(--bg-soft-peach);
  border: 1px solid rgba(169, 104, 72, 0.2);
  border-radius: 6px;
  color: var(--dark-brown);
  cursor: pointer;
  transition: transform 0.16s var(--ease-expo),
              background-color 0.16s var(--ease-expo),
              color 0.16s var(--ease-expo),
              box-shadow 0.16s var(--ease-expo);
  user-select: none;
}
.var-pill:hover {
  background-color: var(--primary-brown);
  color: #FFFFFF;
  transform: translateY(-1.5px) scale(1.04);
  box-shadow: 0 3px 8px rgba(169, 104, 72, 0.22);
}
.var-pill:active {
  transform: translateY(0.5px) scale(0.96);
}

.message-action-buttons {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 12px;
}

.main-copy-btn {
  background-color: var(--primary-brown);
  color: #FFFFFF;
  font-size: 16px;
  font-weight: 700;
  height: 50px;
  border-radius: 10px;
  box-shadow: 0 4px 14px rgba(169, 104, 72, 0.25);
  position: relative;
  overflow: hidden;
}
.main-copy-btn:hover {
  background-color: var(--brown-hover);
  box-shadow: 0 6px 20px rgba(169, 104, 72, 0.35);
  transform: translateY(-1.5px);
}
.main-copy-btn:active {
  transform: translateY(0.5px) scale(0.99);
}

.main-copy-btn::before, #quickCopyBtn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -120%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.24), transparent);
  transform: skewX(-20deg);
  pointer-events: none;
}

.main-copy-btn:hover::before, #quickCopyBtn:hover::before {
  left: 150%;
  transition: left 0.7s var(--ease-expo);
}

.secondary-message-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

/* ==========================================================
   Bottom: Recent Searches
   ========================================================== */
.recent-searches-card {
  margin-top: 8px;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
  text-align: left;
}

.data-table th {
  padding: 10px 14px;
  color: var(--text-secondary);
  font-weight: 600;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-warm-cream);
}

.data-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-light);
  color: var(--text-primary);
}

.data-table tr:hover td {
  background-color: rgba(251, 241, 234, 0.4);
}

/* ==========================================================
   Modals
   ========================================================== */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: rgba(16, 24, 40, 0.5);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2500;
  padding: 16px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

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

.modal-card {
  background-color: #FFFFFF;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-modal);
  width: 100%;
  max-width: 620px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--border-color);
  transform: scale(0.96) translateY(8px);
  opacity: 0;
  transition: transform 0.24s var(--ease-expo),
              opacity 0.24s var(--ease-expo);
}

.modal-overlay.active .modal-card {
  transform: scale(1) translateY(0);
  opacity: 1;
}

.modal-card.modal-lg {
  max-width: 840px;
}

.modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}

.modal-close-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  transition: transform 0.2s var(--ease-expo),
              background-color 0.18s ease,
              color 0.18s ease;
}
.modal-close-btn:hover {
  background-color: var(--bg-warm-cream);
  color: var(--primary-brown);
  transform: rotate(90deg) scale(1.1);
}

.modal-body {
  padding: 24px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  background-color: var(--bg-page);
}

/* Form Groups */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-primary);
}

.form-input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border-color);
  border-radius: 9px;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--text-primary);
  background-color: #FFFFFF;
  transition: var(--transition);
}

.form-input:focus {
  border-color: var(--primary-brown);
  box-shadow: 0 0 0 3px rgba(169, 104, 72, 0.15);
  outline: none;
}

/* ==========================================================
   Toast Notifications
   ========================================================== */
.toast-container {
  position: fixed;
  bottom: 24px;
  left: 24px;
  right: auto;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  background-color: #FFFFFF;
  color: var(--text-primary);
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(16, 24, 40, 0.15);
  border: 1px solid var(--border-color);
  font-size: 14px;
  font-weight: 600;
  animation: toastIn 0.3s ease forwards;
}

.toast.toast-success {
  background-color: var(--success-bg);
  border-color: var(--success-border);
  color: var(--success);
}

.toast.toast-error {
  background-color: var(--danger-bg);
  border-color: var(--danger-border);
  color: var(--danger);
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ==========================================================
   Empty States & Skeletons
   ========================================================== */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 32px 16px;
  color: var(--text-secondary);
}

.empty-icon {
  font-size: 36px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.empty-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.empty-desc {
  font-size: 13px;
  max-width: 280px;
}

/* Loading Spinners */
.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: #FFFFFF;
  animation: spin 0.8s linear infinite;
}

.spinner-dark {
  border: 2px solid rgba(169, 104, 72, 0.2);
  border-top-color: var(--primary-brown);
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ==========================================================
   Responsive Breakpoints
   ========================================================== */
@media (max-width: 1120px) {
  .three-column-grid {
    grid-template-columns: 1fr 1fr;
  }
  .col-message {
    grid-column: span 2;
  }
  .search-section {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  html, body {
    overflow-x: clip !important;
    max-width: 100vw !important;
  }
  .header-container {
    padding: 10px 14px;
    max-width: 100%;
    box-sizing: border-box;
  }
  .nav-tabs {
    display: none !important; /* Managed via mobile drawer */
  }
  .header-actions {
    display: none !important; /* Available in mobile drawer */
  }
  .mobile-menu-toggle {
    display: inline-flex !important;
  }
  .three-column-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .col-message {
    grid-column: span 1;
  }
  .main-wrapper {
    padding: 12px 10px;
    max-width: 100%;
    overflow-x: clip;
    box-sizing: border-box;
  }
  .card {
    padding: 14px 12px;
    border-radius: 12px;
    max-width: 100%;
    box-sizing: border-box;
  }
  .result-item {
    padding: 10px;
    max-width: 100%;
    box-sizing: border-box;
  }
  .results-list {
    max-height: 480px;
    padding-right: 2px;
    overflow-x: hidden;
  }
  .search-input {
    padding-right: 90px;
  }
  .search-clear-btn {
    right: 76px;
  }
  .quick-search-row {
    flex-wrap: wrap;
    gap: 6px;
  }
}

@media (max-width: 640px) {
  .result-actions {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 8px !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .result-actions .btn:nth-child(1),
  .result-actions .btn:nth-child(2) {
    width: 100% !important;
    justify-content: center !important;
    min-height: 38px !important;
    font-size: 13px !important;
  }

  .result-actions .btn:nth-child(3) {
    grid-column: span 2 !important;
    width: 100% !important;
    justify-content: center !important;
    min-height: 40px !important;
    font-size: 13.5px !important;
  }
}

/* ==========================================================
   Mobile Navigation Drawer (Touch targets >= 44px)
   ========================================================== */
.mobile-menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  cursor: pointer;
  padding: 0;
  transition: var(--transition);
}

.mobile-menu-toggle:hover {
  background-color: var(--bg-warm-cream);
  color: var(--primary-brown);
}

.mobile-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(16, 24, 40, 0.45);
  backdrop-filter: blur(4px);
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.mobile-drawer-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(85vw, 320px);
  background: #FFFFFF;
  z-index: 2001;
  box-shadow: -5px 0 25px rgba(0, 0, 0, 0.15);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  overflow-y: auto;
}

.mobile-drawer.active {
  transform: translateX(0);
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  border-bottom: 1px solid var(--border-color);
}

.drawer-close-btn {
  background: none;
  border: none;
  font-size: 20px;
  color: var(--text-secondary);
  cursor: pointer;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
}

.drawer-close-btn:hover {
  background: var(--bg-page);
  color: var(--text-primary);
}

.drawer-user-card {
  padding: 16px 20px;
  background: var(--bg-soft-peach);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 12px;
}

.drawer-user-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--primary-brown);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
  overflow: hidden;
  flex-shrink: 0;
}

.drawer-user-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.drawer-nav-list {
  display: flex;
  flex-direction: column;
  padding: 12px 14px;
  gap: 4px;
  flex-grow: 1;
}

.drawer-nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 48px;
  padding: 12px 16px;
  border-radius: 10px;
  color: var(--text-primary);
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
  border: 1px solid transparent;
  background: none;
  cursor: pointer;
  text-align: left;
  width: 100%;
  transition: var(--transition);
}

.drawer-nav-item:hover,
.drawer-nav-item.active {
  background: var(--bg-warm-cream);
  color: var(--primary-brown);
  border-color: rgba(169, 104, 72, 0.2);
}

.drawer-nav-item svg {
  flex-shrink: 0;
}

.drawer-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* ==========================================================
   Settings Modal Navigation & Security Components
   ========================================================== */
.settings-nav {
  display: flex;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 20px;
  gap: 8px;
}

.settings-tab-btn {
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}

.settings-tab-btn:hover {
  color: var(--primary-brown);
}

.settings-tab-btn.active {
  color: var(--primary-brown);
  border-bottom-color: var(--primary-brown);
}

.settings-pane {
  display: none;
  flex-direction: column;
  gap: 20px;
}

.settings-pane.active {
  display: flex;
}

.security-warning-banner {
  background: #FEF3C7;
  border: 1px solid #F59E0B;
  color: #92400E;
  padding: 14px 16px;
  border-radius: 10px;
  font-size: 13.5px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  line-height: 1.45;
}

.pwd-strength-container {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 6px;
}

.pwd-strength-bar {
  height: 6px;
  background: var(--border-color);
  border-radius: 9999px;
  overflow: hidden;
  position: relative;
}

.pwd-strength-fill {
  height: 100%;
  width: 0%;
  transition: width 0.3s ease, background-color 0.3s ease;
}

.pwd-strength-text {
  font-size: 11.5px;
  font-weight: 600;
}

.trusted-devices-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  margin-top: 8px;
}

.trusted-devices-table th {
  text-align: left;
  padding: 8px 10px;
  background: var(--bg-warm-cream);
  color: var(--dark-brown);
  font-weight: 600;
  border-bottom: 1px solid var(--border-color);
}

.trusted-devices-table td {
  padding: 10px;
  border-bottom: 1px solid var(--border-light);
  color: var(--text-primary);
}

.quick-chip {
  cursor: pointer;
  user-select: none;
  transition: var(--transition);
}

.quick-chip:hover {
  background: var(--primary-brown);
  color: #fff !important;
  border-color: var(--primary-brown);
}


/* ==========================================================
   Accessibility: Reduced Motion
   ========================================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ==========================================================
   Notes & GPT Prompts UI Components
   ========================================================== */

/* Sub-tab Navigation Switcher */
.notes-subtab-bar {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: var(--bg-warm-cream);
  padding: 5px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  margin-bottom: 20px;
}

.notes-subtab-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 20px;
  border-radius: 9px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all 0.18s var(--ease-expo);
}

.notes-subtab-btn:hover {
  color: var(--primary-brown);
  background: rgba(169, 104, 72, 0.06);
}

.notes-subtab-btn.active {
  background-color: var(--primary-brown);
  color: #FFFFFF;
  box-shadow: 0 2px 8px rgba(169, 104, 72, 0.28);
}

/* Notes & Prompts Toolbar */
.notes-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-light);
}

.notes-search-box {
  position: relative;
  min-width: 260px;
  flex: 1;
  max-width: 380px;
}

.notes-search-box input {
  width: 100%;
  padding: 8px 12px 8px 36px;
  border-radius: 9px;
  border: 1px solid var(--border-color);
  font-size: 13.5px;
  background: #FFF;
  color: var(--text-primary);
  transition: var(--transition);
}

.notes-search-box input:focus {
  outline: none;
  border-color: var(--primary-brown);
  box-shadow: 0 0 0 3px rgba(169, 104, 72, 0.15);
}

.notes-search-icon {
  position: absolute;
  left: 11px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.notes-filter-chips {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.tag-filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 12.5px;
  font-weight: 600;
  background: var(--bg-page);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.tag-filter-chip:hover {
  border-color: var(--primary-brown);
  color: var(--primary-brown);
}

.tag-filter-chip.active {
  background: var(--primary-brown);
  color: #FFF;
  border-color: var(--primary-brown);
  box-shadow: 0 2px 6px rgba(169, 104, 72, 0.25);
}

/* Prompt and Note Cards */
.notes-cards-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.prompt-card, .note-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 1px 3px rgba(16, 24, 40, 0.04);
  transition: transform 0.18s var(--ease-expo), box-shadow 0.18s var(--ease-expo), border-color 0.18s ease;
}

.prompt-card:hover, .note-card:hover {
  border-color: rgba(169, 104, 72, 0.35);
  box-shadow: 0 4px 14px rgba(16, 24, 40, 0.08);
}

.note-card.pinned {
  border-left: 4px solid var(--primary-brown);
  background: linear-gradient(to right, rgba(169, 104, 72, 0.03), #FFFFFF 15%);
}

.card-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 12px;
}

.card-title-left {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.card-headline-group {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.card-headline {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
  line-height: 1.3;
}

.card-actions-group {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

/* Badges */
.pinned-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  background: #FEF3C7;
  color: #B45309;
  border: 1px solid #FCD34D;
}

.date-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-warm-cream);
  border: 1px solid var(--border-light);
}

.tag-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 6px;
  font-size: 11.5px;
  font-weight: 600;
  border: 1px solid currentColor;
}

.prompt-link-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 9px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  color: #2563EB;
  background: #EFF6FF;
  border: 1px solid #BFDBFE;
  text-decoration: none;
  transition: all 0.15s ease;
}

.prompt-link-badge:hover {
  background: #DBEAFE;
  color: #1D4ED8;
  text-decoration: underline;
}

/* Content Pre-Box */
.content-box-preview {
  background: var(--bg-warm-cream);
  border: 1px solid var(--border-color);
  border-radius: 9px;
  padding: 14px 16px;
  font-family: var(--font-sans);
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--text-primary);
  white-space: pre-wrap;
  word-break: break-word;
  margin-top: 10px;
  position: relative;
}

.btn-copy-prompt {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  background: var(--primary-brown);
  color: #FFFFFF;
  border: 1px solid var(--primary-brown);
  cursor: pointer;
  transition: all 0.16s ease;
  box-shadow: 0 1px 3px rgba(169, 104, 72, 0.2);
}

.btn-copy-prompt:hover {
  background: var(--dark-brown);
  border-color: var(--dark-brown);
  transform: translateY(-1px);
}

.btn-copy-prompt.copied {
  background: #10B981 !important;
  border-color: #10B981 !important;
  color: #FFFFFF !important;
}

.btn-pin-note {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 12.5px;
  font-weight: 600;
  border: 1px solid var(--border-color);
  background: #FFFFFF;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-pin-note:hover {
  background: var(--bg-warm-cream);
  color: var(--primary-brown);
}

.btn-pin-note.is-pinned {
  background: #FEF3C7;
  color: #92400E;
  border-color: #F59E0B;
}

.empty-notes-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-secondary);
  background: #FFFFFF;
  border-radius: 12px;
  border: 1px dashed var(--border-color);
}

.empty-notes-state svg {
  margin: 0 auto 12px;
  color: var(--text-muted);
}