/* ==========================================================================
   Ultimate Translator - Modern Dark Glassmorphic Design System
   Matches trusik.link ecosystem styling
   ========================================================================== */

:root {
  --bg-primary: #0a0e17;
  --bg-secondary: #121826;
  --bg-card: rgba(22, 30, 46, 0.75);
  --bg-card-hover: rgba(30, 41, 64, 0.9);
  --bg-card-header: rgba(18, 24, 38, 0.85);
  --bg-input: rgba(15, 23, 42, 0.7);
  --bg-code: rgba(10, 14, 23, 0.9);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.2);
  --border-accent: #3b82f6;

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --accent-blue: #3b82f6;
  --accent-purple: #8b5cf6;
  --accent-emerald: #10b981;
  --accent-rose: #f43f5e;
  --accent-amber: #f59e0b;
  --accent-cyan: #06b6d4;
  --accent-indigo: #6366f1;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', 'Courier New', monospace;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 35px rgba(59, 130, 246, 0.2);
  --shadow-glow-purple: 0 0 35px rgba(139, 92, 246, 0.2);
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #f1f5f9;
  --bg-card: rgba(255, 255, 255, 0.9);
  --bg-card-hover: rgba(255, 255, 255, 1);
  --bg-card-header: rgba(248, 250, 252, 0.95);
  --bg-input: #ffffff;
  --bg-code: #f1f5f9;
  --border-subtle: rgba(0, 0, 0, 0.08);
  --border-hover: rgba(0, 0, 0, 0.2);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-glow: 0 0 30px rgba(59, 130, 246, 0.12);
  --shadow-glow-purple: 0 0 30px rgba(139, 92, 246, 0.12);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow-x: hidden;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Ambient glow accents */
.bg-glow-1 {
  position: fixed;
  top: -12vw;
  left: 20%;
  width: 55vw;
  height: 35vw;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.14) 0%, rgba(139, 92, 246, 0.06) 50%, transparent 80%);
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}

.bg-glow-2 {
  position: fixed;
  bottom: 0;
  right: 10%;
  width: 45vw;
  height: 32vw;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.09) 0%, transparent 70%);
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}

/* Container */
.container {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 20px;
  position: relative;
  z-index: 1;
}

/* Top Nav */
.top-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}

.brand-icon {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.35);
}

.brand-title-wrap {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #ffffff 30%, var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

[data-theme="light"] .brand-title {
  background: linear-gradient(135deg, #0f172a 30%, var(--accent-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 8px 14px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
  text-decoration: none;
}

.nav-btn:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
  border-color: var(--border-hover);
  transform: translateY(-1px);
}

.nav-btn.badge-btn {
  position: relative;
}

.badge-tag {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  color: white;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: var(--radius-full);
  letter-spacing: 0.04em;
}

.lang-switch-group {
  display: inline-flex;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: 3px;
  gap: 2px;
}

.lang-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 5px 11px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
}

.lang-btn.active {
  background: var(--accent-blue);
  color: #ffffff;
  box-shadow: 0 2px 6px rgba(59, 130, 246, 0.3);
}

.theme-toggle-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.theme-toggle-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
}

/* Main Layout Grid */
.translator-layout {
  display: grid;
  grid-template-columns: 46% 54%;
  gap: 24px;
  align-items: start;
  margin-bottom: 40px;
}

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

/* Left Column (Input & Analysis) */
.col-left {
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: sticky;
  top: 20px;
}

@media (max-width: 1024px) {
  .col-left {
    position: static;
  }
}

/* Right Column (Output Cards) */
.col-right {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Glass Card */
.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  overflow: hidden;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.glass-card:hover {
  border-color: var(--border-hover);
}

.card-header {
  padding: 14px 18px;
  background: var(--bg-card-header);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.card-header-left {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.card-header-right {
  display: flex;
  align-items: center;
  gap: 6px;
}

.card-title {
  font-size: 0.95rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-icon {
  width: 18px;
  height: 18px;
  color: var(--accent-blue);
}

.lang-detected-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.75rem;
  font-weight: 500;
  padding: 3px 9px;
  border-radius: var(--radius-full);
  background: rgba(59, 130, 246, 0.15);
  color: var(--accent-blue);
  border: 1px solid rgba(59, 130, 246, 0.25);
}

.lang-pill {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  background: rgba(139, 92, 246, 0.15);
  color: var(--accent-purple);
  border: 1px solid rgba(139, 92, 246, 0.25);
}

/* Response Time & Engine Badge on every card */
.card-stats-badge {
  display: none;
  align-items: center;
  gap: 4px;
  font-size: 0.68rem;
  font-weight: 600;
  font-family: var(--font-mono, monospace);
  padding: 2px 7px;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.12);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.28);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.card-stats-badge.visible {
  display: inline-flex;
  animation: fadeInStats 0.3s ease-in-out;
}

.card-stats-badge.fallback {
  background: rgba(245, 158, 11, 0.12);
  color: var(--accent-amber);
  border-color: rgba(245, 158, 11, 0.28);
}

@keyframes fadeInStats {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

/* Sample Presets Chips */
.presets-wrap {
  padding: 12px 18px 0;
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
}

.presets-wrap::-webkit-scrollbar {
  display: none;
}

.presets-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  white-space: nowrap;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.preset-chip {
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition);
}

.preset-chip:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
  border-color: var(--accent-blue);
}

/* Input Area */
.input-body {
  padding: 14px 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.main-textarea {
  width: 100%;
  min-height: 220px;
  max-height: 500px;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  resize: vertical;
  outline: none;
  transition: var(--transition);
}

.main-textarea:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.main-textarea::placeholder {
  color: var(--text-muted);
  opacity: 0.7;
}

.input-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 10px;
}

.input-stats {
  display: flex;
  gap: 14px;
}

.stat-item strong {
  color: var(--text-secondary);
  font-weight: 600;
}

/* Big Action Button */
.translate-action-box {
  padding: 0 18px 18px;
}

.btn-translate {
  width: 100%;
  padding: 16px 24px;
  border-radius: var(--radius-md);
  border: none;
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  color: #ffffff;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(37, 99, 235, 0.4);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn-translate:hover {
  background: linear-gradient(135deg, #1d4ed8, #6d28d9);
  box-shadow: 0 6px 28px rgba(37, 99, 235, 0.55);
  transform: translateY(-2px);
}

.btn-translate:active {
  transform: translateY(0);
}

.btn-translate:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-shortcut-hint {
  font-size: 0.72rem;
  background: rgba(255, 255, 255, 0.2);
  padding: 2px 7px;
  border-radius: 4px;
  font-weight: 500;
  letter-spacing: 0.03em;
}

/* Error Analysis Card */
.analysis-card {
  border-color: rgba(245, 158, 11, 0.25);
}

.issue-count-badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: var(--radius-full);
}

.issue-count-badge.has-issues {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-amber);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.issue-count-badge.clean {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.issues-list {
  padding: 14px 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 280px;
  overflow-y: auto;
}

.issue-item {
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: var(--transition);
}

.issue-item:hover {
  border-color: rgba(245, 158, 11, 0.4);
}

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

.issue-type-tag {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-amber);
}

.issue-fix-btn {
  background: transparent;
  border: 1px solid var(--accent-emerald);
  color: var(--accent-emerald);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
}

.issue-fix-btn:hover {
  background: var(--accent-emerald);
  color: white;
}

.issue-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.issue-snippet {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent-rose);
  background: rgba(244, 63, 94, 0.1);
  padding: 1px 5px;
  border-radius: 3px;
}

.issue-suggest {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent-emerald);
  background: rgba(16, 185, 129, 0.1);
  padding: 1px 5px;
  border-radius: 3px;
}

.clean-state-msg {
  padding: 20px 18px;
  text-align: center;
  color: var(--accent-emerald);
  font-size: 0.88rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

/* Jargon / Style Breakdown Card */
.jargon-card {
  border-color: rgba(139, 92, 246, 0.25);
}

.jargon-body {
  padding: 14px 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.jargon-bar-wrap {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.jargon-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
}

.jargon-name {
  color: var(--text-secondary);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
}

.jargon-pct {
  font-weight: 700;
  color: var(--text-primary);
  font-family: var(--font-mono);
}

.progress-track {
  width: 100%;
  height: 8px;
  background: var(--bg-input);
  border-radius: var(--radius-full);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
}

.progress-fill {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.fill-corporate { background: linear-gradient(90deg, #3b82f6, #60a5fa); }
.fill-tech { background: linear-gradient(90deg, #06b6d4, #38bdf8); }
.fill-casual { background: linear-gradient(90deg, #10b981, #34d399); }
.fill-genz { background: linear-gradient(90deg, #f43f5e, #fb7185); }
.fill-poetic { background: linear-gradient(90deg, #8b5cf6, #c084fc); }

.jargon-tags-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}

.jargon-word-tag {
  font-size: 0.72rem;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

/* Output Cards (Right Column) */
.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 0;
}

.results-title {
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.results-actions {
  display: flex;
  gap: 8px;
}

.output-card {
  position: relative;
  transition: var(--transition);
}

.output-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.output-card.highlight-core {
  border-color: rgba(59, 130, 246, 0.4);
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.12);
}

.card-tone-badge {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.tone-auto { background: rgba(59, 130, 246, 0.15); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.3); }
.tone-polished { background: rgba(139, 92, 246, 0.15); color: #c084fc; border: 1px solid rgba(139, 92, 246, 0.3); }
.tone-simple { background: rgba(16, 185, 129, 0.15); color: #34d399; border: 1px solid rgba(16, 185, 129, 0.3); }
.tone-linkedin { background: rgba(14, 165, 233, 0.15); color: #38bdf8; border: 1px solid rgba(14, 165, 233, 0.3); }
.tone-genz { background: rgba(244, 63, 94, 0.15); color: #fb7185; border: 1px solid rgba(244, 63, 94, 0.3); }
.tone-instagram { background: rgba(236, 72, 153, 0.15); color: #f472b6; border: 1px solid rgba(236, 72, 153, 0.3); }
.tone-yoda { background: rgba(132, 204, 22, 0.15); color: #a3e635; border: 1px solid rgba(132, 204, 22, 0.3); }
.tone-json { background: rgba(245, 158, 11, 0.15); color: #fbbf24; border: 1px solid rgba(245, 158, 11, 0.3); }
.tone-xml { background: rgba(217, 70, 239, 0.15); color: #e879f9; border: 1px solid rgba(217, 70, 239, 0.3); }
.tone-sql { background: rgba(99, 102, 241, 0.15); color: #818cf8; border: 1px solid rgba(99, 102, 241, 0.3); }

.card-action-btn {
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  width: 30px;
  height: 30px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.card-action-btn:hover {
  background: var(--bg-input);
  color: var(--text-primary);
  border-color: var(--border-hover);
}

.card-action-btn.btn-copied {
  background: rgba(16, 185, 129, 0.2);
  color: var(--accent-emerald);
  border-color: var(--accent-emerald);
}

.output-content {
  padding: 16px 18px;
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--text-primary);
  white-space: pre-wrap;
  word-break: break-word;
}

.output-content.empty-placeholder {
  color: var(--text-muted);
  font-style: italic;
  font-size: 0.88rem;
}

.output-code {
  margin: 0;
  padding: 14px 18px;
  background: var(--bg-code);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.55;
  color: #38bdf8;
  overflow-x: auto;
  border-top: 1px solid var(--border-subtle);
  white-space: pre;
}

[data-theme="light"] .output-code {
  color: #0369a1;
}

/* Modal Styles */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

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

.modal-content {
  background: var(--bg-secondary);
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 680px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
  transform: translateY(20px);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.active .modal-content {
  transform: translateY(0);
}

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

.modal-title {
  font-size: 1.25rem;
  font-weight: 700;
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

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

.modal-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.65;
}

.modal-body h4 {
  color: var(--text-primary);
  font-size: 1rem;
  margin-top: 8px;
}

.changelog-item {
  border-left: 2px solid var(--accent-blue);
  padding-left: 14px;
  margin-bottom: 12px;
}

.changelog-version {
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.changelog-list {
  padding-left: 18px;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1100;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast {
  background: var(--bg-secondary);
  border: 1px solid var(--border-hover);
  color: var(--text-primary);
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 500;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 8px;
  animation: toastIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

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

/* Footer */
.page-footer {
  margin-top: auto;
  padding: 24px 0 32px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.82rem;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-links {
  display: flex;
  gap: 16px;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--accent-blue);
}

/* Pulse animation for loading */
.translating-pulse {
  animation: pulse 1.2s infinite ease-in-out;
}

@keyframes pulse {
  0% { opacity: 0.6; }
  50% { opacity: 1; }
  100% { opacity: 0.6; }
}

/* Engine Status Badge */
.engine-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: rgba(59, 130, 246, 0.12);
  color: var(--accent-blue);
  border: 1px solid rgba(59, 130, 246, 0.25);
  cursor: pointer;
  transition: var(--transition);
}

.engine-badge:hover {
  background: rgba(59, 130, 246, 0.2);
  border-color: var(--accent-blue);
}

.engine-badge.active-gemini {
  background: rgba(139, 92, 246, 0.18);
  color: #c084fc;
  border-color: rgba(139, 92, 246, 0.4);
  box-shadow: 0 0 12px rgba(139, 92, 246, 0.2);
}

.engine-badge.active-free {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border-color: rgba(16, 185, 129, 0.3);
}

/* Settings Modal Styling */
.settings-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 18px;
}

.settings-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.settings-input-wrap {
  display: flex;
  position: relative;
  width: 100%;
}

.settings-input {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 10px 42px 10px 14px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--text-primary);
  outline: none;
  transition: var(--transition);
}

.settings-input:focus {
  border-color: var(--accent-purple);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2);
}

.password-toggle-btn {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.settings-info-box {
  background: rgba(59, 130, 246, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 18px;
}

.settings-info-box a {
  color: var(--accent-blue);
  text-decoration: underline;
}

.settings-actions-row {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 10px;
}

/* ==========================================================================
   MOBILE OPTIMIZATIONS & ADAPTIVE RESPONSIVENESS
   ========================================================================== */

/* Mobile Style Category Filter (Pill bar above results) */
.mobile-filter-bar {
  display: none;
  gap: 8px;
  overflow-x: auto;
  padding: 4px 0 14px 0;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.mobile-filter-bar::-webkit-scrollbar {
  display: none;
}

.mobile-filter-pill {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 7px 14px;
  border-radius: var(--radius-full);
  cursor: pointer;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
  flex-shrink: 0;
}

.mobile-filter-pill:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
}

.mobile-filter-pill.active {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.35);
}

/* Mobile Floating Action Dock (Pinned at bottom) */
.mobile-action-dock {
  display: none;
  position: fixed;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 28px);
  max-width: 440px;
  background: rgba(18, 24, 38, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-radius: var(--radius-full);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.65), 0 0 24px rgba(59, 130, 246, 0.25);
  align-items: center;
  justify-content: space-between;
  padding: 6px 10px;
  z-index: 950;
  padding-bottom: calc(6px + env(safe-area-inset-bottom, 0px));
  transition: transform 0.3s ease, opacity 0.3s ease;
}

[data-theme="light"] .mobile-action-dock {
  background: rgba(255, 255, 255, 0.94);
  border-color: rgba(0, 0, 0, 0.12);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.15), 0 0 20px rgba(59, 130, 246, 0.15);
}

.dock-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  padding: 6px 12px;
  border-radius: var(--radius-md);
  font-size: 0.68rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  min-width: 52px;
}

.dock-btn:hover, .dock-btn:active {
  color: var(--text-primary);
  background: var(--bg-card);
}

.dock-btn svg {
  stroke-width: 2.2;
}

.dock-btn-translate {
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  color: #ffffff !important;
  border-radius: var(--radius-full);
  padding: 8px 18px;
  flex-direction: row;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.4);
}

.dock-btn-translate:hover, .dock-btn-translate:active {
  background: linear-gradient(135deg, #1d4ed8, #6d28d9);
  transform: scale(0.98);
}

/* Tablet & Mobile Screens (<= 1024px) */
@media (max-width: 1024px) {
  .mobile-filter-bar {
    display: flex;
  }

  .mobile-action-dock {
    display: flex;
  }

  .page-footer {
    padding-bottom: 96px;
  }

  .results-header {
    margin-top: 10px;
  }
}

/* Mobile Screens (<= 768px) */
@media (max-width: 768px) {
  .container {
    padding: 0 4px;
    width: 100%;
    max-width: 100vw;
    box-sizing: border-box;
    overflow-x: hidden;
  }

  .translator-layout {
    gap: 8px;
    margin-bottom: 20px;
    width: 100%;
  }

  .col-left,
  .col-right {
    gap: 8px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }

  .glass-card,
  .output-card {
    width: 100%;
    max-width: 100%;
    border-radius: 10px;
    margin: 0;
    box-sizing: border-box;
  }

  /* Compact Top Navigation */
  .top-nav {
    padding: 10px 4px;
    margin-bottom: 12px;
  }

  .brand-icon {
    width: 34px;
    height: 34px;
  }

  .brand-title {
    font-size: 1.05rem;
  }

  .brand-sub {
    display: none;
  }

  /* Compact navigation buttons */
  .nav-actions {
    gap: 4px;
  }

  .nav-btn {
    padding: 6px 8px;
    font-size: 0.78rem;
  }

  .nav-btn span:not(.badge-tag) {
    display: none;
  }

  .engine-badge {
    padding: 4px 8px;
    font-size: 0.72rem;
  }

  /* Compact Input Textarea & Mobile Sizing - No wasted vertical height */
  .main-textarea {
    min-height: 80px;
    height: 84px;
    font-size: 16px; /* Prevents auto-zoom on iOS Safari */
    padding: 8px 10px;
  }

  .presets-wrap {
    padding: 6px 8px 0;
    gap: 4px;
  }

  .preset-pill {
    padding: 3px 8px;
    font-size: 0.7rem;
  }

  .input-body {
    padding: 6px 8px;
  }

  .input-stats-bar {
    padding: 6px 8px;
    font-size: 0.72rem;
  }

  .translate-action-box {
    padding: 0 8px 8px;
  }

  .btn-translate {
    padding: 10px 14px;
    font-size: 0.92rem;
    min-height: 42px;
  }

  .btn-shortcut-hint {
    display: none;
  }

  .results-header {
    margin-top: 4px;
    margin-bottom: 6px;
  }

  .mobile-filter-bar {
    padding: 2px 0;
    margin-bottom: 6px;
    gap: 4px;
  }

  .mobile-filter-pill {
    padding: 5px 8px;
    font-size: 0.72rem;
  }

  /* Touch-friendly, space-efficient card headers */
  .card-header {
    padding: 8px 10px;
    gap: 6px;
    flex-wrap: wrap;
  }

  .card-title {
    font-size: 0.84rem;
    gap: 6px;
  }

  .card-stats-badge {
    font-size: 0.64rem;
    padding: 1px 6px;
  }

  .card-action-btn {
    width: 32px;
    height: 32px;
  }

  .output-content {
    padding: 10px 12px;
    min-height: 46px;
    font-size: 0.94rem;
    line-height: 1.45;
  }

  .output-code {
    padding: 8px 10px;
    font-size: 0.74rem;
    max-height: 140px;
  }

  .jargon-body {
    padding: 10px 12px;
    gap: 8px;
  }

  .issues-list {
    padding: 10px 12px;
    gap: 6px;
  }

  /* Toasts above mobile dock */
  .toast-container {
    bottom: 84px;
    right: 8px;
    left: 8px;
  }

  .toast {
    width: 100%;
    justify-content: center;
  }
}

/* Small Smartphone Screens (<= 640px) - Native Bottom Sheets for Modals */
@media (max-width: 640px) {
  .modal-overlay {
    align-items: flex-end;
    padding: 0;
  }

  .modal-content {
    border-radius: 22px 22px 0 0;
    max-height: 88vh;
    width: 100%;
    transform: translateY(100%);
    box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.7);
  }

  .modal-overlay.active .modal-content {
    transform: translateY(0);
  }

  .modal-header {
    padding: 16px 20px;
  }

  .modal-title {
    font-size: 1.1rem;
  }

  .modal-body {
    padding: 18px 20px calc(24px + env(safe-area-inset-bottom, 0px));
    gap: 14px;
  }
}