/* Hero Section */
.hero-section {
  position: relative;
  padding: 6rem 1.5rem 6.5rem 1.5rem;
  text-align: center;
  background: var(--hero-bg-glow);
  overflow: hidden;
}

.hero-content {
  max-width: 54rem;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.hero-badge {
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: 3.25rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  background: var(--text-gradient-blue-green);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.025em;
}

.hero-subtext {
  font-size: 1.25rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 2.5rem;
  max-width: 42rem;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.hero-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.hero-wave-divider {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  overflow: hidden;
  line-height: 0;
  z-index: 2;
  pointer-events: none;
}

.hero-wave-divider svg {
  position: relative;
  display: block;
  width: calc(100% + 1.3px);
  height: 48px;
}

.hero-wave-divider .shape-fill {
  fill: var(--bg-main);
}

/* Decorative CSS Shape Elements */
.hero-visual-bg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  max-width: 800px;
  height: 400px;
  pointer-events: none;
  z-index: 1;
  opacity: 0.6;
}

.shape-circle-1 {
  position: absolute;
  top: 10%;
  left: 10%;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.25) 0%, transparent 70%);
  filter: blur(20px);
}

.shape-circle-2 {
  position: absolute;
  bottom: 10%;
  right: 12%;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.25) 0%, transparent 70%);
  filter: blur(25px);
}

/* Page Section Common Layout (80px - 100px Spacing) */
.section {
  padding: 5.5rem 0;
}

.section-header {
  text-align: center;
  max-width: 44rem;
  margin: 0 auto 3.75rem auto;
}

.section-subtitle {
  color: var(--primary-400);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
  display: inline-block;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
  color: var(--text-main);
}

.section-desc {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Cards Grids */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

/* AI Promotion Special Section */
.ai-promo-box {
  background: linear-gradient(145deg, var(--bg-surface) 0%, var(--bg-surface-elevated) 100%);
  border: 1px solid var(--border-brand);
  border-radius: var(--radius-xl);
  padding: 3.5rem 3rem;
  position: relative;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.ai-promo-box:hover {
  box-shadow: var(--card-hover-shadow);
}

.ai-promo-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.ai-promo-list {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  margin-top: 1.25rem;
  margin-bottom: 1.75rem;
}

.ai-promo-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  color: var(--text-main);
  font-size: 0.975rem;
}

.ai-promo-item svg {
  color: var(--primary-400);
  margin-top: 0.2rem;
  flex-shrink: 0;
}

.ai-preview-card {
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-lg);
}

.ai-chat-bubble {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.925rem;
  margin-bottom: 1rem;
}

.chat-user {
  background-color: var(--primary-500);
  color: #ffffff;
  align-self: flex-end;
  border-bottom-right-radius: 2px;
}

.chat-assistant {
  background-color: var(--bg-muted);
  color: var(--text-main);
  border-bottom-left-radius: 2px;
  border: 1px solid var(--border-color);
}

/* Final CTA Banner */
.final-cta-box {
  text-align: center;
  background: var(--brand-gradient);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 4rem 2rem;
  box-shadow: var(--shadow-glow);
}

.final-cta-box h2 {
  color: #ffffff;
  margin-bottom: 1rem;
}

.final-cta-box p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.1rem;
  margin-bottom: 2rem;
  max-width: 32rem;
  margin-left: auto;
  margin-right: auto;
}

.final-cta-box .btn-secondary {
  background-color: #ffffff;
  color: var(--primary-600);
  border: none;
}

.final-cta-box .btn-secondary:hover {
  background-color: var(--primary-50);
  color: var(--primary-700);
}

.final-cta-box .btn-outline {
  border-color: rgba(255, 255, 255, 0.6);
  color: #ffffff;
}

.final-cta-box .btn-outline:hover {
  background-color: rgba(255, 255, 255, 0.15);
  border-color: #ffffff;
}

/* Tools Directory Filtering & Search Bar */
.tools-filter-wrapper {
  margin-bottom: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.tools-search-box {
  position: relative;
  max-width: 42rem;
  margin: 0 auto;
  width: 100%;
}

.tools-search-box input {
  padding-left: 3.5rem;
  padding-right: 1.25rem;
  height: 3.75rem;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 12px -2px rgba(0, 0, 0, 0.06);
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  transition: all var(--transition-fast);
}

.tools-search-box input:focus {
  border-color: var(--primary-400);
  box-shadow: 0 0 0 4px rgba(56, 189, 248, 0.2);
}

.tools-search-box svg {
  position: absolute;
  left: 1.25rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--primary-400);
  pointer-events: none;
  width: 22px;
  height: 22px;
}

.category-pills {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.55rem 1.15rem;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 500;
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  box-shadow: var(--shadow-sm);
}

.filter-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--btn-accent-color, var(--border-brand));
  color: var(--btn-accent-color, var(--primary-400));
}

.filter-btn.active {
  background-color: var(--btn-accent-color, var(--primary-500));
  border-color: var(--btn-accent-color, var(--primary-500));
  color: #ffffff;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Category Specific Color Buttons for Filter Pills */
.filter-btn[data-category="Academic"] { --btn-accent-color: var(--cat-academic-color); background-color: var(--cat-academic-bg); border-color: var(--cat-academic-border); color: var(--cat-academic-color); }
.filter-btn[data-category="Math"] { --btn-accent-color: var(--cat-math-color); background-color: var(--cat-math-bg); border-color: var(--cat-math-border); color: var(--cat-math-color); }
.filter-btn[data-category="Time & Date"] { --btn-accent-color: var(--cat-time-color); background-color: var(--cat-time-bg); border-color: var(--cat-time-border); color: var(--cat-time-color); }
.filter-btn[data-category="Productivity"] { --btn-accent-color: var(--cat-prod-color); background-color: var(--cat-prod-bg); border-color: var(--cat-prod-border); color: var(--cat-prod-color); }
.filter-btn[data-category="Text"] { --btn-accent-color: var(--cat-text-color); background-color: var(--cat-text-bg); border-color: var(--cat-text-border); color: var(--cat-text-color); }
.filter-btn[data-category="Image & File"] { --btn-accent-color: var(--cat-image-color); background-color: var(--cat-image-bg); border-color: var(--cat-image-border); color: var(--cat-image-color); }
.filter-btn[data-category="Other"] { --btn-accent-color: var(--cat-other-color); background-color: var(--cat-other-bg); border-color: var(--cat-other-border); color: var(--cat-other-color); }

[data-theme="dark"] .filter-btn[data-category="Academic"] { background-color: var(--cat-academic-dark-bg); border-color: var(--cat-academic-dark-border); }
[data-theme="dark"] .filter-btn[data-category="Math"] { background-color: var(--cat-math-dark-bg); border-color: var(--cat-math-dark-border); }
[data-theme="dark"] .filter-btn[data-category="Time & Date"] { background-color: var(--cat-time-dark-bg); border-color: var(--cat-time-dark-border); }
[data-theme="dark"] .filter-btn[data-category="Productivity"] { background-color: var(--cat-prod-dark-bg); border-color: var(--cat-prod-dark-border); }
[data-theme="dark"] .filter-btn[data-category="Text"] { background-color: var(--cat-text-dark-bg); border-color: var(--cat-text-dark-border); }
[data-theme="dark"] .filter-btn[data-category="Image & File"] { background-color: var(--cat-image-dark-bg); border-color: var(--cat-image-dark-border); }
[data-theme="dark"] .filter-btn[data-category="Other"] { background-color: var(--cat-other-dark-bg); border-color: var(--cat-other-dark-border); }

/* Stats Banner Section Styling */
.tools-stats-banner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2.5rem;
  padding: 1.25rem;
  background: linear-gradient(135deg, var(--bg-surface) 0%, var(--bg-surface-elevated) 100%);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.5rem 1rem;
}

.stat-icon-wrapper {
  width: 3rem;
  height: 3rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  flex-shrink: 0;
}

.stat-info-num {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.2;
}

.stat-info-label {
  font-size: 0.825rem;
  color: var(--text-muted);
  font-weight: 500;
}

.empty-state-card {
  text-align: center;
  padding: 3.5rem 1.5rem;
  background-color: var(--bg-surface);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-lg);
  max-width: 36rem;
  margin: 2rem auto;
}

.empty-state-card svg {
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.empty-state-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.empty-state-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Tool Explainer Section */
.tool-explainer {
  margin-top: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border-color);
}

.tool-explainer h2 {
  font-size: 1.35rem;
  margin-bottom: 1rem;
}

.tool-explainer p, .tool-explainer ul {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

.related-tools-section {
  margin-top: 3.5rem;
}

.related-tools-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
}

/* ==========================================================================
   Phase 03 — AI Assistant Chat Interface Styling
   ========================================================================== */

.ai-page-section {
  padding-top: 1.5rem;
  padding-bottom: 3rem;
}

.ai-page-container {
  max-width: 72rem;
}

.ai-section-header {
  margin-bottom: 1.75rem;
}

.ai-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
  padding: 0.35rem 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  background: rgba(2, 132, 199, 0.1);
  color: var(--primary-500);
  border: 1px solid rgba(2, 132, 199, 0.2);
  border-radius: var(--radius-full);
}

/* AI Layout Wrapper (Sidebar + Main Chat) */
.ai-layout-wrapper {
  display: flex;
  gap: 1.5rem;
  position: relative;
  align-items: stretch;
}

/* Sidebar Overlay for Mobile Drawer */
.ai-sidebar-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(4px);
  z-index: 980;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.ai-sidebar-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* AI Chat Sidebar */
.ai-chat-sidebar {
  width: 260px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  padding: 1.25rem;
  gap: 1.25rem;
  flex-shrink: 0;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.ai-chat-sidebar.collapsed {
  display: none;
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.sidebar-title {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-main);
}

.sidebar-close-btn {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.25rem;
  border-radius: var(--radius-sm);
}

.sidebar-new-chat-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  font-weight: 600;
}

.sidebar-section {
  flex: 1;
  overflow-y: auto;
}

.sidebar-section-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-subtle);
  margin-bottom: 0.6rem;
}

.chat-history-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.history-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.history-item svg {
  flex-shrink: 0;
  color: var(--text-subtle);
}

.history-text {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.history-item:hover {
  background-color: var(--bg-surface-elevated);
  color: var(--text-main);
}

.history-item.active {
  background-color: var(--bg-accent-subtle);
  color: var(--primary-500);
  font-weight: 600;
}

.history-item.active svg {
  color: var(--primary-500);
}

.sidebar-footer {
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-color);
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text-muted);
  font-size: 0.875rem;
  text-decoration: none;
  padding: 0.5rem 0.25rem;
  transition: color var(--transition-fast);
}

.sidebar-link:hover {
  color: var(--text-main);
}

/* AI Avatar Badge Element */
.ai-avatar-icon {
  background: linear-gradient(135deg, #0284c7 0%, #10b981 100%);
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.25);
}

.ai-avatar-icon.sm {
  width: 28px;
  height: 28px;
}

.ai-avatar-icon.md {
  width: 38px;
  height: 38px;
}

.ai-avatar-icon.lg {
  width: 64px;
  height: 64px;
  box-shadow: 0 8px 24px rgba(2, 132, 199, 0.3);
}

/* Main Chat Container Card */
.ai-chat-card {
  flex: 1;
  max-width: 900px;
  margin: 0 auto;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  box-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.08), 0 4px 12px -2px rgba(0, 0, 0, 0.04);
  display: flex;
  flex-direction: column;
  min-height: 600px;
  height: 660px;
  max-height: calc(100vh - 10rem);
  overflow: hidden;
  position: relative;
}

[data-theme="dark"] .ai-chat-card {
  box-shadow: 0 12px 36px -8px rgba(0, 0, 0, 0.5);
}

/* Chat Header */
.ai-chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 1.35rem;
  background-color: var(--bg-surface-elevated);
  border-bottom: 1px solid var(--border-color);
}

.ai-chat-header-left {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.sidebar-toggle-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.sidebar-toggle-btn:hover {
  background-color: var(--bg-surface);
  color: var(--text-main);
  border-color: var(--border-brand);
}

.ai-status-indicator {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.assistant-title {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-main);
  line-height: 1.25;
}

.assistant-status {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.1rem;
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  display: inline-block;
}

.status-dot.online {
  background-color: #10b981;
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.6);
}

.ai-chat-header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.ai-chat-header-actions .btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.85rem;
}

/* Chat Body Log Container */
.ai-chat-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
  background-color: var(--bg-main);
}

.ai-messages-log {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  scroll-behavior: smooth;
}

/* Custom Sleek Scrollbar */
.custom-scrollbar::-webkit-scrollbar {
  width: 6px;
}

.custom-scrollbar::-webkit-scrollbar-track {
  background: transparent;
}

.custom-scrollbar::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 10px;
}

.custom-scrollbar::-webkit-scrollbar-thumb:hover {
  background: var(--text-subtle);
}

/* Empty State */
.ai-empty-state {
  padding: 3rem 1.5rem;
  text-align: center;
  margin: auto;
  max-width: 42rem;
  width: 100%;
}

.empty-icon-wrapper.lg {
  display: flex;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.ai-empty-state h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  color: var(--text-main);
  letter-spacing: -0.01em;
}

.ai-empty-state p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 2.25rem;
  max-width: 34rem;
  margin-left: auto;
  margin-right: auto;
}

.prompt-chips-container {
  text-align: left;
}

.chips-label {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-subtle);
  margin-bottom: 0.85rem;
}

.chips-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.875rem;
}

.prompt-chip {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 0.9rem 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  color: var(--text-main);
  font-size: 0.9rem;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  transition: all 0.25s ease;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.02);
}

.chip-icon-box {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.25s ease;
}

.prompt-chip:hover .chip-icon-box {
  transform: scale(1.08);
}

.chip-icon-box.icon-blue {
  background-color: rgba(2, 132, 199, 0.12);
  color: #0284c7;
}

.chip-icon-box.icon-green {
  background-color: rgba(16, 185, 129, 0.12);
  color: #10b981;
}

.chip-icon-box.icon-purple {
  background-color: rgba(139, 92, 246, 0.12);
  color: #8b5cf6;
}

.chip-icon-box.icon-orange {
  background-color: rgba(249, 115, 22, 0.12);
  color: #f97316;
}

.prompt-chip:hover {
  border-color: var(--border-brand);
  background-color: var(--bg-surface-elevated);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

/* Chat Message Bubbles & Rows */
.chat-bubble-row {
  display: flex;
  width: 100%;
  gap: 0.75rem;
  animation: messageFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes messageFadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.user-row {
  justify-content: flex-end;
}

.assistant-row {
  justify-content: flex-start;
  align-items: flex-start;
}

.assistant-row-avatar {
  margin-top: 0.25rem;
}

.chat-bubble {
  max-width: 82%;
  padding: 1rem 1.25rem;
  border-radius: 18px;
  position: relative;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  word-break: break-word;
}

.user-bubble {
  background: linear-gradient(135deg, #0284c7 0%, #2563eb 100%);
  color: #ffffff;
  border-bottom-right-radius: 4px;
}

.user-bubble .bubble-text {
  font-size: 0.975rem;
  line-height: 1.55;
  white-space: pre-wrap;
}

.user-bubble .bubble-meta {
  font-size: 0.725rem;
  color: rgba(255, 255, 255, 0.8);
  margin-top: 0.45rem;
  text-align: right;
}

.user-inline-attachments {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.user-img-preview {
  width: 120px;
  height: 90px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

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

.user-file-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(255, 255, 255, 0.2);
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: #ffffff;
}

.assistant-bubble {
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  border-bottom-left-radius: 4px;
}

/* Assistant Markdown Styling */
.markdown-body {
  font-size: 0.95rem;
  line-height: 1.6;
}

.markdown-body h1, .markdown-body h2, .markdown-body h3, .markdown-body h4 {
  color: var(--text-main);
  font-weight: 600;
  margin-top: 1rem;
  margin-bottom: 0.5rem;
}

.markdown-body h1:first-child,
.markdown-body h2:first-child,
.markdown-body h3:first-child,
.markdown-body h4:first-child {
  margin-top: 0;
}

.markdown-body h1 { font-size: 1.3rem; }
.markdown-body h2 { font-size: 1.2rem; }
.markdown-body h3 { font-size: 1.1rem; }
.markdown-body h4 { font-size: 1rem; }

.markdown-body p {
  margin-bottom: 0.75rem;
}

.markdown-body p:last-child {
  margin-bottom: 0;
}

.markdown-body ul, .markdown-body ol {
  padding-left: 1.4rem;
  margin-bottom: 0.875rem;
}

.markdown-body li {
  margin-bottom: 0.35rem;
}

.markdown-body blockquote {
  border-left: 3px solid var(--primary-400);
  padding-left: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.875rem;
  font-style: italic;
}

.inline-code {
  background-color: var(--bg-muted);
  border: 1px solid var(--border-color);
  padding: 0.15rem 0.4rem;
  border-radius: var(--radius-sm);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.875rem;
  color: var(--primary-400);
}

.ai-link {
  color: var(--primary-400);
  text-decoration: underline;
}

/* Code Blocks */
.ai-code-wrapper {
  margin: 0.875rem 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background-color: var(--bg-muted);
  overflow: hidden;
}

.ai-code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.4rem 0.875rem;
  background-color: rgba(0, 0, 0, 0.08);
  border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .ai-code-header {
  background-color: rgba(0, 0, 0, 0.3);
}

.ai-code-lang {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.ai-code-copy-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.775rem;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.ai-code-copy-btn:hover {
  color: var(--text-main);
  background-color: var(--bg-surface);
}

.ai-code-copy-btn.copied {
  color: #10b981;
}

.ai-code-pre {
  padding: 0.875rem 1rem;
  margin: 0;
  overflow-x: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.875rem;
  line-height: 1.5;
}

.ai-code {
  color: var(--text-main);
}

/* Tables */
.ai-table-wrapper {
  overflow-x: auto;
  margin: 0.875rem 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.ai-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  text-align: left;
}

.ai-table th, .ai-table td {
  padding: 0.65rem 0.875rem;
  border-bottom: 1px solid var(--border-color);
}

.ai-table th {
  background-color: var(--bg-muted);
  font-weight: 600;
  color: var(--text-main);
}

.ai-table tr:last-child td {
  border-bottom: none;
}

/* Uncertainty Note */
.bubble-uncertainty-note {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  color: var(--text-subtle);
  margin-top: 0.875rem;
  padding-top: 0.5rem;
  border-top: 1px stroke var(--border-color);
  opacity: 0.85;
}

.bubble-uncertainty-note svg {
  flex-shrink: 0;
}

/* Bubble Footer Actions */
.bubble-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.5rem;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.bubble-meta {
  font-size: 0.725rem;
  color: var(--text-muted);
}

.bubble-actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.bubble-action-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.25rem 0.55rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: all var(--transition-fast);
}

.bubble-action-btn:hover {
  border-color: var(--border-brand);
  color: var(--primary-400);
  background-color: var(--bg-surface);
}

.bubble-action-btn.copied {
  color: #10b981;
  border-color: #10b981;
}

/* Typing Indicator Bubble */
.typing-bubble {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.85rem 1.25rem;
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: 18px;
  border-bottom-left-radius: 4px;
}

.typing-dots {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.typing-dots .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #10b981;
  animation: typingPulse 1.4s infinite ease-in-out;
}

.typing-dots .dot:nth-child(1) { animation-delay: 0s; }
.typing-dots .dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dots .dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingPulse {
  0%, 80%, 100% { transform: scale(0.6); opacity: 0.4; }
  40% { transform: scale(1.1); opacity: 1; }
}

.typing-text {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Error Bubble */
.error-bubble {
  border-color: #f87171;
  background-color: rgba(239, 68, 68, 0.08);
}

.error-notice {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #ef4444;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}

/* Chat Footer & Input Controls */
.ai-chat-footer {
  padding: 1rem 1.35rem;
  background-color: var(--bg-surface-elevated);
  border-top: 1px solid var(--border-color);
}

.attachment-error-banner {
  background-color: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #ef4444;
  border-radius: var(--radius-md);
  padding: 0.5rem 0.875rem;
  font-size: 0.825rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.attachment-previews-container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.attachment-preview-chip {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.35rem 0.65rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  max-width: 260px;
}

.attachment-thumb {
  width: 28px;
  height: 28px;
  border-radius: 4px;
  overflow: hidden;
  flex-shrink: 0;
}

.attachment-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.attachment-file-icon {
  color: var(--primary-400);
  display: flex;
  align-items: center;
}

.attachment-file-info {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.attachment-name {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.attachment-size {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.attachment-remove-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.15rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: auto;
}

.attachment-remove-btn:hover {
  color: #ef4444;
  background-color: var(--bg-muted);
}

.chat-input-box {
  display: flex;
  align-items: flex-end;
  gap: 0.6rem;
  background-color: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: 16px;
  padding: 0.5rem 0.75rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.chat-input-box:focus-within {
  border-color: var(--primary-400);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.25);
}

.chat-attachment-buttons {
  display: flex;
  align-items: center;
  gap: 0.2rem;
  padding-bottom: 0.25rem;
}

.attach-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.45rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.attach-btn:hover {
  color: var(--primary-400);
  background-color: var(--bg-muted);
}

.chat-textarea {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.95rem;
  padding: 0.5rem 0.25rem;
  resize: none;
  max-height: 180px;
  line-height: 1.5;
}

.chat-send-btn {
  background: linear-gradient(135deg, #0284c7 0%, #10b981 100%);
  border: none;
  color: #ffffff;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  margin-bottom: 0.1rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.25);
}

.chat-send-btn:hover:not(:disabled) {
  transform: scale(1.06);
  box-shadow: 0 6px 16px rgba(16, 185, 129, 0.35);
}

.chat-send-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  background: var(--text-muted);
  box-shadow: none;
}

.chat-input-hint {
  font-size: 0.75rem;
  color: var(--text-subtle);
  text-align: right;
  margin-top: 0.45rem;
  padding-right: 0.25rem;
}

/* Clear Confirmation Modal */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

.modal-backdrop.show {
  opacity: 1;
  pointer-events: auto;
}

.modal-card {
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  max-width: 28rem;
  width: 90%;
  box-shadow: var(--shadow-lg);
  transform: scale(0.95);
  transition: transform var(--transition-fast);
}

.modal-backdrop.show .modal-card {
  transform: scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.modal-icon.warning-icon {
  color: #f59e0b;
}

.modal-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-main);
  margin: 0;
}

.modal-body {
  font-size: 0.925rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 1.5rem;
}

.modal-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
}

.btn-danger {
  background-color: #ef4444;
  color: #ffffff;
}

.btn-danger:hover {
  background-color: #dc2626;
}

/* ==========================================================================
   Sign In Page Styles
   ========================================================================== */

.login-wrapper-section {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3.5rem 1rem;
  min-height: calc(100vh - 16rem);
  background: linear-gradient(135deg, rgba(224, 242, 254, 0.4) 0%, rgba(240, 249, 255, 0.6) 50%, rgba(241, 245, 249, 0.8) 100%);
}

[data-theme="dark"] .login-wrapper-section {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.9) 0%, rgba(17, 29, 74, 0.8) 50%, rgba(11, 19, 43, 0.95) 100%);
}

.login-card {
  width: 100%;
  max-width: 28rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2rem;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.login-title {
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  color: var(--text-main);
  margin-bottom: 1.5rem;
  letter-spacing: -0.01em;
}

/* Google Sign-in Button */
.btn-google {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.85rem 1rem;
  background-color: #ffffff;
  color: #374151;
  border: 1px solid #d1d5db;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.btn-google:hover {
  background-color: #f9fafb;
  border-color: #9ca3af;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.07);
  transform: translateY(-1px);
}

.google-icon {
  flex-shrink: 0;
}

/* Divider */
.login-divider {
  position: relative;
  text-align: center;
  margin: 1.5rem 0;
}

.login-divider::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: var(--border-color);
}

.divider-text {
  position: relative;
  background-color: var(--bg-surface);
  padding: 0 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--text-subtle);
  text-transform: uppercase;
}

/* Form Styling & Inputs with Icons */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.4rem;
}

.required-star {
  color: #ef4444;
}

.input-with-icon {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon.left-icon {
  position: absolute;
  left: 0.9rem;
  color: var(--text-subtle);
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
}

.form-input {
  width: 100%;
  height: 2.85rem;
  padding: 0.75rem 0.9rem 0.75rem 2.6rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--input-border);
  background-color: var(--input-bg);
  color: var(--text-main);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.form-input:focus {
  outline: none;
  border-color: #10b981;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.form-input.input-error {
  border-color: #ef4444 !important;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15) !important;
}

.password-toggle-btn {
  position: absolute;
  right: 0.75rem;
  background: transparent;
  border: none;
  color: var(--text-subtle);
  cursor: pointer;
  padding: 0.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast);
}

.password-toggle-btn:hover {
  color: var(--text-main);
}

.eye-icon.hidden {
  display: none;
}

.error-message {
  display: block;
  font-size: 0.8rem;
  color: #ef4444;
  margin-top: 0.35rem;
  min-height: 1.1rem;
}

/* Green Gradient Login Submit Button */
.btn-login-submit {
  width: 100%;
  height: 2.85rem;
  background: linear-gradient(135deg, #10b981 0%, #059669 50%, #047857 100%);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
  transition: all var(--transition-fast);
  margin-top: 0.5rem;
  margin-bottom: 1.25rem;
}

.btn-login-submit:hover:not(:disabled) {
  background: linear-gradient(135deg, #059669 0%, #047857 50%, #065f46 100%);
  box-shadow: 0 6px 16px rgba(16, 185, 129, 0.4);
  transform: translateY(-1px);
}

.btn-login-submit:disabled {
  opacity: 0.75;
  cursor: not-allowed;
}

.btn-spinner {
  width: 1.2rem;
  height: 1.2rem;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #ffffff;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  display: inline-block;
}

.btn-spinner.hidden {
  display: none;
}

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

/* Account Links */
.login-links {
  text-align: center;
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.signup-prompt {
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.link-orange {
  color: #f97316;
  font-weight: 600;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.link-orange:hover {
  color: #ea580c;
  text-decoration: underline;
}

.forgot-password-link {
  color: var(--text-subtle);
  font-size: 0.85rem;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.forgot-password-link:hover {
  color: var(--text-main);
  text-decoration: underline;
}

/* Mobile OTP Login Section */
.otp-login-section {
  border-top: 1px solid var(--border-color);
  padding-top: 1.25rem;
}

.btn-otp-disabled {
  width: 100%;
  height: 2.75rem;
  padding: 0 0.9rem;
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-md);
  background-color: var(--bg-muted);
  color: var(--text-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: not-allowed;
  opacity: 0.85;
}

.otp-btn-left {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.875rem;
  font-weight: 500;
}

.badge-orange {
  background-color: #ffedd5;
  color: #c2410c;
  font-size: 0.675rem;
  font-weight: 700;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-full);
  letter-spacing: 0.04em;
}

[data-theme="dark"] .badge-orange {
  background-color: rgba(249, 115, 22, 0.2);
  color: #fb923c;
}

.login-subtext {
  font-size: 0.95rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: -1rem;
  margin-bottom: 1.5rem;
}

/* Password Strength Indicator */
.password-strength-wrapper {
  margin-top: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-fast), visibility var(--transition-fast);
}

.password-strength-wrapper.visible {
  opacity: 1;
  visibility: visible;
}

.strength-bar-bg {
  flex: 1;
  height: 5px;
  background-color: var(--bg-muted);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.strength-bar-fill {
  height: 100%;
  width: 0%;
  border-radius: var(--radius-full);
  transition: width 0.3s ease, background-color 0.3s ease;
}

.strength-bar-fill.weak {
  width: 33%;
  background-color: #ef4444;
}

.strength-bar-fill.medium {
  width: 66%;
  background-color: #f59e0b;
}

.strength-bar-fill.strong {
  width: 100%;
  background-color: #10b981;
}

.strength-label {
  font-size: 0.75rem;
  font-weight: 600;
  min-width: 55px;
  text-align: right;
}

.strength-label.weak { color: #ef4444; }
.strength-label.medium { color: #f59e0b; }
.strength-label.strong { color: #10b981; }

/* Terms Checkbox Group */
.terms-checkbox-group {
  margin-top: 0.5rem;
  margin-bottom: 1.25rem;
}

.terms-label {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.875rem;
  color: var(--text-main);
  cursor: pointer;
  user-select: none;
  line-height: 1.4;
}

.terms-checkbox {
  width: 1.1rem;
  height: 1.1rem;
  margin-top: 0.15rem;
  accent-color: #10b981;
  cursor: pointer;
  flex-shrink: 0;
}

/* ==========================================================================
   Contact Page Layout & Premium Component Styles
   ========================================================================== */

/* Hero Section */
.contact-hero-section {
  padding: 5rem 1.5rem 3.5rem 1.5rem;
  background: var(--hero-bg-glow);
  text-align: center;
  position: relative;
}

.contact-hero-badge-wrapper {
  margin-bottom: 1.25rem;
}

.contact-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  font-size: 0.825rem;
  text-transform: uppercase;
  background: rgba(2, 132, 199, 0.1);
  color: var(--primary-400);
  border: 1px solid rgba(2, 132, 199, 0.22);
  border-radius: var(--radius-full);
}

.contact-hero-title {
  font-size: 3.25rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.025em;
  margin-bottom: 1.25rem;
  background: var(--text-gradient-blue-green);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.contact-hero-subtext {
  font-size: 1.25rem;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 38rem;
  margin: 0 auto;
  text-align: center;
}

/* Contact Main Grid */
.contact-main-section {
  padding: 5rem 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.25rem;
  align-items: stretch;
}

.contact-info-card,
.contact-form-card {
  padding: 2.5rem;
  border-radius: var(--radius-lg); /* 16px */
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  box-shadow: var(--card-shadow);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.contact-info-card:hover,
.contact-form-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--card-hover-shadow);
}

.contact-card-desc {
  font-size: 0.975rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1.15rem;
  padding: 1rem 1.25rem;
  border-radius: 14px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface-elevated);
  text-decoration: none;
  color: var(--text-main);
  transition: all var(--transition-fast);
}

.contact-item:hover {
  border-color: var(--border-brand);
  background-color: var(--bg-accent-subtle);
  transform: translateY(-4px);
  box-shadow: 0 8px 20px -4px rgba(0, 0, 0, 0.08);
}

.contact-icon {
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform var(--transition-fast);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
}

.contact-item:hover .contact-icon {
  transform: scale(1.1);
}

.icon-phone {
  background-color: rgba(2, 132, 199, 0.14);
  color: #0284c7;
}

.icon-hotline {
  background-color: rgba(217, 119, 6, 0.14);
  color: #d97706;
}

.icon-gmail {
  background-color: rgba(220, 38, 38, 0.14);
  color: #dc2626;
}

.icon-telegram {
  background-color: rgba(14, 165, 233, 0.14);
  color: #0ea5e9;
}

.icon-whatsapp {
  background-color: rgba(34, 197, 94, 0.14);
  color: #16a34a;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  overflow: hidden;
}

.contact-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-subtle);
}

.contact-value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-main);
  word-break: break-all;
}

/* Form Styling & Focus Highlights */
.contact-form {
  margin-top: 0.5rem;
}

.contact-input,
.contact-textarea {
  width: 100%;
  padding: 0.95rem 1.2rem;
  border-radius: 12px;
  border: 1px solid var(--input-border);
  background-color: var(--input-bg);
  color: var(--text-main);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.contact-textarea {
  min-height: 145px;
  resize: vertical;
  line-height: 1.6;
}

.contact-input:focus,
.contact-textarea:focus {
  outline: none;
  border-color: var(--primary-400);
  box-shadow: 0 0 0 4px rgba(56, 189, 248, 0.22);
}

.contact-input.input-error,
.contact-textarea.input-error {
  border-color: #ef4444 !important;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.18) !important;
}

.contact-submit-btn {
  width: 100%;
  padding: 1rem 1.5rem;
  font-size: 1.05rem;
  font-weight: 700;
  border-radius: 12px;
  margin-top: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.25);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.contact-submit-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(2, 132, 199, 0.35);
}

.contact-submit-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.btn-loading-spinner {
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #ffffff;
  border-radius: 50%;
  animation: contactSpinner 0.8s linear infinite;
}

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

.form-status-alert {
  padding: 0.875rem 1.15rem;
  border-radius: 10px;
  font-size: 0.925rem;
  font-weight: 500;
  margin-bottom: 1rem;
  line-height: 1.5;
}

.form-status-alert.success {
  background-color: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #059669;
}

[data-theme="dark"] .form-status-alert.success {
  color: #34d399;
}

.form-status-alert.error {
  background-color: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #dc2626;
}

[data-theme="dark"] .form-status-alert.error {
  color: #f87171;
}

/* Why Contact Us Section */
.why-contact-section {
  padding: 5.5rem 0;
  background-color: var(--bg-surface-elevated);
}

.why-contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.why-contact-card {
  padding: 2.25rem 1.75rem;
  border-radius: var(--radius-lg); /* 16px */
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  text-align: center;
  box-shadow: var(--card-shadow);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.why-contact-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--card-hover-shadow);
  border-color: var(--border-brand);
}

.why-contact-icon-box {
  width: 3.75rem;
  height: 3.75rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.05);
}

.icon-lightning {
  background-color: rgba(245, 158, 11, 0.14);
  color: #f59e0b;
}

.icon-support {
  background-color: rgba(2, 132, 199, 0.14);
  color: #0284c7;
}

.icon-secure {
  background-color: rgba(16, 185, 129, 0.14);
  color: #10b981;
}

.why-contact-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.6rem;
}

.why-contact-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Follow Us Social Media Section */
.follow-us-section {
  padding: 5.5rem 0;
}

.social-buttons-grid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
}

.social-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem 1.75rem;
  border-radius: var(--radius-full);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.social-btn:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.social-facebook:hover {
  border-color: #1877f2;
  color: #1877f2;
  box-shadow: 0 6px 20px rgba(24, 119, 242, 0.2);
}

.social-twitter:hover {
  border-color: var(--text-main);
  color: var(--text-main);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.social-telegram:hover {
  border-color: #0088cc;
  color: #0088cc;
  box-shadow: 0 6px 20px rgba(0, 136, 204, 0.2);
}

.social-youtube:hover {
  border-color: #ff0000;
  color: #ff0000;
  box-shadow: 0 6px 20px rgba(255, 0, 0, 0.2);
}

.social-whatsapp:hover {
  border-color: #25d366;
  color: #25d366;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.2);
}

/* FAQ Accordion Section */
.faq-section {
  padding: 5.5rem 0;
  background-color: var(--bg-surface-elevated);
}

.max-w-4xl {
  max-width: 52rem;
  margin: 0 auto;
}

.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.faq-item.active {
  border-color: var(--border-brand);
  box-shadow: var(--shadow-md);
}

.faq-question-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.35rem 1.6rem;
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 1.05rem;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.faq-question-btn:hover {
  color: var(--primary-400);
}

.faq-icon {
  color: var(--text-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), color 0.3s ease;
  flex-shrink: 0;
  margin-left: 1rem;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
  color: var(--primary-400);
}

.faq-answer-wrapper {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
  opacity: 0;
}

.faq-item.active .faq-answer-wrapper {
  opacity: 1;
}

.faq-answer-content {
  padding: 0 1.6rem 1.35rem 1.6rem;
  color: var(--text-muted);
  font-size: 0.975rem;
  line-height: 1.65;
  border-top: 1px solid var(--border-color);
  padding-top: 1rem;
}

/* Google Maps Section */
.maps-section {
  padding: 5.5rem 0;
}

.map-card-wrapper {
  padding: 0.5rem;
  border-radius: var(--radius-lg); /* 16px */
  overflow: hidden;
  box-shadow: var(--card-shadow);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
}

/* Bottom CTA Section */
.contact-cta-section {
  padding: 4rem 0 5.5rem 0;
}

.contact-cta-box {
  background: var(--brand-gradient);
  border-radius: var(--radius-lg);
  padding: 4.5rem 2rem;
  text-align: center;
  color: #ffffff;
  box-shadow: var(--shadow-glow);
}

.contact-cta-box .cta-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 0.85rem;
  letter-spacing: -0.02em;
}

.contact-cta-box .cta-subtext {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.9);
  max-width: 36rem;
  margin: 0 auto 2.25rem auto;
  line-height: 1.6;
}

/* ==========================================================================
   About Us Page Styles
   ========================================================================== */

/* Mission Statement Card */
.about-mission-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-left: 6px solid var(--primary-400);
  border-radius: var(--radius-xl);
  padding: 2.75rem 2.5rem;
  box-shadow: var(--card-shadow);
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.about-mission-card:hover {
  box-shadow: var(--card-hover-shadow);
  transform: translateY(-3px);
}

.mission-icon-badge {
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.15) 0%, rgba(16, 185, 129, 0.15) 100%);
  color: var(--primary-400);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid rgba(56, 189, 248, 0.3);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.12);
}

.mission-content {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.mission-card-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.25;
  letter-spacing: -0.015em;
}

.mission-text {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* What We Offer Section */
.offer-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
}

.offer-card {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 1.5rem;
  padding: 2rem;
  height: 100%;
}

.offer-icon-box {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}

.offer-icon-box.icon-blue {
  background-color: rgba(2, 132, 199, 0.12);
  color: #0284c7;
  border: 1px solid rgba(2, 132, 199, 0.25);
}

.offer-icon-box.icon-green {
  background-color: rgba(16, 185, 129, 0.12);
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.25);
}

.offer-icon-box.icon-purple {
  background-color: rgba(139, 92, 246, 0.12);
  color: #8b5cf6;
  border: 1px solid rgba(139, 92, 246, 0.25);
}

.offer-icon-box.icon-orange {
  background-color: rgba(249, 115, 22, 0.12);
  color: #f97316;
  border: 1px solid rgba(249, 115, 22, 0.25);
}

.offer-info {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.offer-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
}

.offer-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 0.5rem;
}

/* Why Choose Us Section */
.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.why-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  box-shadow: var(--card-shadow);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.why-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-brand);
  box-shadow: var(--card-hover-shadow);
}

.why-badge-icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.why-badge-icon.icon-green {
  background-color: rgba(16, 185, 129, 0.15);
  color: #10b981;
}

.why-badge-icon.icon-blue {
  background-color: rgba(2, 132, 199, 0.15);
  color: #0284c7;
}

.why-badge-icon.icon-purple {
  background-color: rgba(139, 92, 246, 0.15);
  color: #8b5cf6;
}

.why-badge-icon.icon-orange {
  background-color: rgba(249, 115, 22, 0.15);
  color: #f97316;
}

.why-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.4rem;
}

.why-desc {
  font-size: 0.925rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* Vision & Story Section */
.vision-card {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.vision-heading {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

.vision-paragraph {
  font-size: 1.025rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.vision-future-box {
  background-color: var(--bg-accent-subtle);
  border: 1px solid var(--border-brand);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin-top: 0.5rem;
}

.vision-future-box h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary-400);
  margin-bottom: 0.4rem;
}

.vision-future-box p {
  font-size: 0.95rem;
  color: var(--text-main);
  line-height: 1.55;
}

/* About Stats Banner Grid */
.about-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.about-stat-card {
  background: linear-gradient(135deg, var(--bg-surface) 0%, var(--bg-surface-elevated) 100%);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem 1.25rem;
  text-align: center;
  box-shadow: var(--card-shadow);
  transition: transform var(--transition-normal);
}

.about-stat-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-brand);
}

.about-stat-num {
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--text-gradient-blue-green);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.1;
  margin-bottom: 0.5rem;
}

.about-stat-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Meet the Founder Section */
.founder-card {
  padding: 2.25rem 2.5rem;
  display: flex;
  align-items: center;
  gap: 2rem;
}

.founder-avatar-wrapper {
  flex-shrink: 0;
}

.founder-avatar-circle {
  width: 5.5rem;
  height: 5.5rem;
  border-radius: 50%;
  background: linear-gradient(135deg, #0284c7 0%, #10b981 100%);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px rgba(2, 132, 199, 0.3);
}

.founder-details {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.founder-name {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-main);
}

.founder-role {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary-400);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.founder-bio {
  font-size: 0.975rem;
  color: var(--text-muted);
  line-height: 1.6;
  font-style: italic;
  margin-top: 0.4rem;
}

/* Mobile & Tablet Responsive Queries for About Page */
@media (max-width: 900px) {
  .offer-grid,
  .why-grid {
    grid-template-columns: 1fr;
  }

  .about-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-mission-card {
    flex-direction: column;
    padding: 2rem 1.5rem;
  }

  .founder-card {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .about-stats-grid {
    grid-template-columns: 1fr;
  }

  .mission-card-title {
    font-size: 1.4rem;
  }

  .about-stat-num {
    font-size: 2rem;
  }
}