/* ==========================================================
   telc B2 Deutsch Kerala • Premium Design System
   ========================================================== */

:root {
  /* Color Palette */
  --bg-dark: #090D16;
  --bg-card: rgba(18, 24, 38, 0.75);
  --bg-card-hover: rgba(26, 35, 56, 0.85);
  --bg-panel: rgba(15, 21, 35, 0.9);
  
  --primary: #2E9484;
  --primary-light: #7FD6C8;
  --primary-glow: rgba(63, 181, 162, 0.25);
  
  --accent-gold: #F59E0B;
  --accent-gold-glow: rgba(245, 158, 11, 0.2);
  --accent-emerald: #10B981;
  --accent-rose: #F43F5E;
  --accent-cyan: #06B6D4;
  
  --text-main: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --text-malayalam: #FCD34D;
  --text-english: #9FD3C9;

  --border-light: rgba(255, 255, 255, 0.08);
  --border-active: rgba(63, 181, 162, 0.4);

  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Outfit', sans-serif;
  --font-ml: 'Manjari', 'Noto Sans Malayalam', sans-serif;

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

  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 16px 32px -8px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 25px rgba(63, 181, 162, 0.3);
}

/* Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  background-color: var(--bg-dark);
  background-image: 
    radial-gradient(at 0% 0%, rgba(63, 181, 162, 0.12) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(245, 158, 11, 0.08) 0px, transparent 50%),
    radial-gradient(at 50% 50%, rgba(16, 185, 129, 0.05) 0px, transparent 60%);
  background-attachment: fixed;
  color: var(--text-main);
  font-family: var(--font-sans);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Glass Panels */
.glass-panel {
  background: var(--bg-card);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  transition: all 0.25s ease;
}

.glass-panel:hover {
  border-color: rgba(255, 255, 255, 0.14);
}

/* Header */
.app-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(9, 13, 22, 0.85);
  backdrop-filter: none;
  border-bottom: 1px solid var(--border-light);
}

.header-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
}

.brand-group {
  display: flex;
  align-items: center;
  gap: 16px;
}

.logo-badge {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.05);
  padding: 6px 12px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-light);
  gap: 8px;
}

.badge-telc {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
  color: #F8FAFC;
}

.brand-text h1 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: #FFFFFF;
  letter-spacing: -0.3px;
}

.brand-text .subtitle {
  font-size: 0.85rem;
  color: var(--text-malayalam);
  font-family: var(--font-ml);
}

/* Controls Header */
.header-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.control-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.04);
  padding: 6px 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.header-select {
  background: transparent;
  color: var(--text-main);
  border: none;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  outline: none;
  cursor: pointer;
}

.header-select option {
  background: #111827;
  color: #FFFFFF;
}

/* Navigation Tabs */
.main-nav-tabs {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 24px 12px 24px;
}

.tabs-scroll-wrapper {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.nav-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 0.86rem;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.nav-tab-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-main);
  transform: translateY(-1px);
}

.nav-tab-btn.active {
  background: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary-light);
  box-shadow: 0 4px 15px var(--primary-glow);
}

.tab-badge {
  font-size: 0.68rem;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.2);
  color: #FFFFFF;
}

.kerala-badge {
  background: #047857;
  color: #D1FAE5;
  font-family: var(--font-ml);
}

/* Main Layout */
.app-main-content {
  max-width: 1440px;
  margin: 24px auto 80px auto;
  padding: 0 24px;
}

.tab-content {
  display: none;
  animation: fadeIn 0.3s ease;
}

.tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================
   Examiner Stage (Live Interactive Mock Exam)
   ========================================================== */
.examiner-card {
  padding: 28px;
  margin-bottom: 30px;
}

.examiner-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-light);
}

.examiner-profile {
  display: flex;
  align-items: center;
  gap: 16px;
}

.examiner-avatar-pulse {
  position: relative;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: linear-gradient(135deg, #2E9484, #0E5A50);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  box-shadow: 0 4px 15px rgba(79, 70, 229, 0.4);
}

.pulse-ring {
  position: absolute;
  top: -4px;
  left: -4px;
  right: -4px;
  bottom: -4px;
  border: 2px solid #7FD6C8;
  border-radius: 50%;
  animation: pulseAnim 2s infinite ease-out;
}

@keyframes pulseAnim {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.1); opacity: 0; }
  100% { transform: scale(0.95); opacity: 0; }
}

.examiner-name-badge {
  display: flex;
  align-items: center;
  gap: 10px;
}

.examiner-name-badge .name {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: #FFFFFF;
}

.telc-badge {
  background: rgba(63, 181, 162, 0.2);
  color: #9FD3C9;
  border: 1px solid rgba(63, 181, 162, 0.4);
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
}

.examiner-subtitle {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.examiner-controls-top {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.part-select-group, .task-select-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.badge-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 600;
  letter-spacing: 0.5px;
}

.styled-select {
  background: #111827;
  color: var(--text-main);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 8px 14px;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  outline: none;
  cursor: pointer;
}

.styled-select:focus {
  border-color: var(--primary);
}

/* Task Briefing Box */
.task-briefing-box {
  margin: 24px 0;
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid var(--border-light);
  border-left: 4px solid var(--primary);
  border-radius: var(--radius-md);
  padding: 20px;
}

.briefing-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.briefing-header h4 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: #FFFFFF;
}

.task-body {
  color: #E2E8F0;
  font-size: 0.96rem;
  margin-bottom: 14px;
}

.ml-box {
  background: rgba(245, 158, 11, 0.08);
  border: 1px solid rgba(245, 158, 11, 0.2);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}

.lang-tag {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-gold);
  display: block;
  margin-bottom: 4px;
}

.ml-text {
  font-family: var(--font-ml);
  color: #FEF08A;
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Examiner Speech Bubble */
.dialogue-box {
  margin: 20px 0 28px 0;
}

.examiner-bubble {
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.15), rgba(124, 58, 237, 0.1));
  border: 1px solid rgba(63, 181, 162, 0.3);
  border-radius: var(--radius-lg);
  padding: 20px;
  position: relative;
}

.bubble-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  color: #9FD3C9;
  font-size: 0.88rem;
}

.examiner-speech-text {
  font-size: 1.05rem;
  color: #FFFFFF;
  line-height: 1.6;
  margin-bottom: 10px;
}

.ml-subtext {
  font-family: var(--font-ml);
  color: var(--text-malayalam);
  font-size: 0.9rem;
}

/* Student Response Panel */
.student-response-panel {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 22px;
}

.response-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
}

.response-header h4 {
  font-family: var(--font-heading);
  color: #FFFFFF;
  font-size: 1.05rem;
}

.recording-controls {
  display: flex;
  gap: 10px;
}

/* Buttons */
.btn-primary {
  background: linear-gradient(135deg, #2E9484, #2E9484);
  color: #FFFFFF;
  border: none;
  border-radius: var(--radius-md);
  padding: 9px 18px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(63, 181, 162, 0.3);
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(63, 181, 162, 0.45);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: #E2E8F0;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 9px 16px;
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 0.88rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
}

.audio-btn, .small-audio-btn {
  background: rgba(63, 181, 162, 0.15);
  border: 1px solid rgba(63, 181, 162, 0.3);
  color: #C7D2FE;
  border-radius: var(--radius-full);
  padding: 6px 14px;
  font-size: 0.82rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.audio-btn:hover, .small-audio-btn:hover {
  background: rgba(63, 181, 162, 0.3);
  color: #FFFFFF;
}

.mini-speak {
  background: rgba(255, 255, 255, 0.08);
  border: none;
  color: #E2E8F0;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  margin-left: 6px;
  font-size: 0.8rem;
}

.mini-speak:hover {
  background: var(--primary);
  color: #FFFFFF;
}

/* Sound Wave & Recording Pulse */
.listening-indicator {
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: var(--radius-md);
  padding: 10px 16px;
  margin-bottom: 14px;
}

.listening-text {
  color: #FCA5A5;
  font-size: 0.88rem;
  font-weight: 500;
}

.sound-wave {
  display: flex;
  align-items: center;
  gap: 4px;
  height: 20px;
}

.sound-wave span {
  display: block;
  width: 3px;
  height: 100%;
  background: #EF4444;
  border-radius: 2px;
  animation: wave 1s infinite ease-in-out;
}

.sound-wave span:nth-child(2) { animation-delay: 0.2s; }
.sound-wave span:nth-child(3) { animation-delay: 0.4s; }
.sound-wave span:nth-child(4) { animation-delay: 0.6s; }
.sound-wave span:nth-child(5) { animation-delay: 0.8s; }

@keyframes wave {
  0%, 100% { height: 4px; }
  50% { height: 20px; }
}

.active-recording {
  background: #EF4444 !important;
  color: #FFFFFF !important;
  animation: recBlink 1.5s infinite;
}

@keyframes recBlink {
  0% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.6); }
  70% { box-shadow: 0 0 0 10px rgba(239, 68, 68, 0); }
  100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

/* Textarea Input */
.input-container textarea {
  width: 100%;
  background: #0B1120;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  color: #F8FAFC;
  font-family: var(--font-sans);
  font-size: 0.98rem;
  resize: vertical;
  line-height: 1.6;
  outline: none;
  transition: border-color 0.2s;
}

.input-container textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(63, 181, 162, 0.2);
}

.response-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 14px;
  flex-wrap: wrap;
  gap: 12px;
}

.word-counter-badge {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.word-counter-badge span {
  font-weight: 700;
  color: var(--text-main);
}

.action-buttons {
  display: flex;
  gap: 10px;
}

.btn-clear {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 8px 14px;
  cursor: pointer;
  font-size: 0.85rem;
}

.btn-clear:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.05);
}

.btn-evaluate {
  background: linear-gradient(135deg, #10B981, #059669);
  color: #FFFFFF;
  border: none;
  border-radius: var(--radius-md);
  padding: 10px 20px;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
  transition: all 0.2s;
}

.btn-evaluate:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(16, 185, 129, 0.5);
}

.audio-playback-box {
  margin-top: 16px;
  padding: 14px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--radius-md);
}

.audio-playback-box label {
  display: block;
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.audio-playback-box audio {
  width: 100%;
}

/* ==========================================================
   Feedback Card & Score
   ========================================================== */
.feedback-card {
  margin-top: 28px;
  padding: 26px;
  background: rgba(20, 27, 45, 0.95);
  border: 1px solid rgba(63, 181, 162, 0.3);
}

.feedback-top-header {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  align-items: center;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--border-light);
}

.score-display {
  padding: 20px 28px;
  border-radius: var(--radius-lg);
  text-align: center;
  min-width: 160px;
}

.score-green {
  background: rgba(16, 185, 129, 0.15);
  border: 2px solid #10B981;
  box-shadow: 0 0 20px rgba(16, 185, 129, 0.2);
}

.score-yellow {
  background: rgba(245, 158, 11, 0.15);
  border: 2px solid #F59E0B;
}

.score-red {
  background: rgba(239, 68, 68, 0.15);
  border: 2px solid #EF4444;
}

.score-number {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1;
  color: #FFFFFF;
}

.score-denom {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.score-status {
  font-size: 0.75rem;
  font-weight: 700;
  margin-top: 6px;
  letter-spacing: 0.5px;
  color: #FFFFFF;
}

.ratings-breakdown {
  flex: 1;
  min-width: 280px;
}

.ratings-breakdown h5 {
  font-size: 0.95rem;
  color: #E2E8F0;
  margin-bottom: 14px;
}

.rubric-bars {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.rubric-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.bar-track {
  height: 7px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #2E9484, #10B981);
  border-radius: var(--radius-full);
  transition: width 0.6s ease;
}

/* Commentary Section */
.examiner-commentary-section {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin: 22px 0;
}

.comment-box {
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
}

.de-comment {
  background: rgba(63, 181, 162, 0.08);
  border-color: rgba(63, 181, 162, 0.25);
}

.ml-comment {
  background: rgba(245, 158, 11, 0.08);
  border-color: rgba(245, 158, 11, 0.25);
  font-family: var(--font-ml);
}

.en-comment {
  background: rgba(16, 185, 129, 0.08);
  border-color: rgba(16, 185, 129, 0.25);
}

.comment-badge {
  font-size: 0.78rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: #9FD3C9;
}

.ml-badge { color: #FCD34D; font-family: var(--font-sans); }
.en-badge { color: #6EE7B7; }

/* Tag Clouds */
.detected-elements-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.element-tag-box {
  background: rgba(15, 23, 42, 0.5);
  padding: 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
}

.element-tag-box h6 {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-bottom: 10px;
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag {
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
}

.tag-connector {
  background: rgba(63, 181, 162, 0.2);
  color: #C7D2FE;
  border: 1px solid rgba(63, 181, 162, 0.35);
}

.tag-nvv {
  background: rgba(245, 158, 11, 0.2);
  color: #FDE68A;
  border: 1px solid rgba(245, 158, 11, 0.4);
}

.tag-none {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Grammar Alert Card */
.grammar-alerts-card {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 20px;
}

.grammar-alerts-card h5 {
  color: #F87171;
  font-size: 0.95rem;
  margin-bottom: 10px;
}

.alert-item {
  margin-bottom: 8px;
}

.alert-rule {
  font-size: 0.88rem;
  color: #FEE2E2;
}

.alert-ml {
  font-family: var(--font-ml);
  font-size: 0.88rem;
  color: #FCD34D;
  margin-top: 2px;
}

/* Follow-up question card */
.follow-up-card {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.8), rgba(15, 23, 42, 0.9));
  border: 1px solid var(--border-light);
  border-left: 4px solid var(--accent-gold);
  border-radius: var(--radius-md);
  padding: 18px;
  margin-top: 20px;
}

.follow-up-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.follow-up-header h5 {
  color: #FFFFFF;
  font-size: 0.98rem;
}

.follow-up-q {
  font-size: 1.05rem;
  color: #F8FAFC;
  margin-bottom: 6px;
}

.sample-answer-toggle {
  margin-top: 12px;
}

.sample-answer-toggle summary {
  color: var(--accent-gold);
  font-size: 0.85rem;
  cursor: pointer;
  font-weight: 600;
}

.sample-ans-box {
  margin-top: 10px;
  background: rgba(0, 0, 0, 0.3);
  padding: 14px;
  border-radius: var(--radius-sm);
}

.de-sample { color: #E2E8F0; margin-bottom: 6px; }
.ml-sample { color: var(--text-malayalam); font-family: var(--font-ml); margin-bottom: 10px; }

/* Quick Phrases Drawer */
.quick-phrases-drawer {
  margin-top: 24px;
}

.quick-phrases-drawer summary {
  color: #9FD3C9;
  font-size: 0.9rem;
  cursor: pointer;
  font-weight: 600;
  padding: 8px 0;
}

.quick-phrases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.phrase-mini-card {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 12px;
  cursor: pointer;
  transition: all 0.2s;
}

.phrase-mini-card:hover {
  background: rgba(63, 181, 162, 0.15);
  border-color: rgba(63, 181, 162, 0.4);
}

.phrase-de {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #FFFFFF;
  font-size: 0.88rem;
}

.phrase-ml {
  font-family: var(--font-ml);
  color: var(--text-malayalam);
  font-size: 0.8rem;
  margin-top: 4px;
}

/* ==========================================================
   Studios (Teil 1, Teil 2, Teil 3)
   ========================================================== */
.studio-header {
  margin-bottom: 24px;
}

.studio-header h2 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  color: #FFFFFF;
}

.studio-header .subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.topic-card {
  padding: 24px;
  margin-bottom: 24px;
}

.topic-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 16px;
}

.topic-title-group h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: #FFFFFF;
}

.title-ml {
  font-family: var(--font-ml);
  color: var(--text-malayalam);
  font-size: 0.9rem;
}

.topic-prompt-box {
  background: rgba(30, 41, 59, 0.4);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 20px;
}

.outline-section h4, .examiner-qa-section h4 {
  font-size: 0.95rem;
  color: #CBD5E1;
  margin-bottom: 12px;
}

.outline-steps {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.outline-step-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: rgba(15, 23, 42, 0.5);
  padding: 12px 16px;
  border-radius: var(--radius-md);
}

.step-badge {
  background: rgba(63, 181, 162, 0.2);
  color: #9FD3C9;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.step-content {
  flex: 1;
}

/* Teil 2 Diskussion Grid */
.context-article-box {
  background: rgba(15, 23, 42, 0.6);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 20px;
}

.article-de {
  color: #F1F5F9;
  font-size: 0.95rem;
  margin-bottom: 10px;
}

.article-ml {
  font-family: var(--font-ml);
  color: var(--text-malayalam);
  font-size: 0.9rem;
}

.arguments-split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.pro-column, .contra-column {
  background: rgba(0, 0, 0, 0.25);
  border-radius: var(--radius-md);
  padding: 16px;
}

.pro-heading { color: #34D399; margin-bottom: 12px; font-size: 0.98rem; }
.contra-heading { color: #F87171; margin-bottom: 12px; font-size: 0.98rem; }

.arguments-split ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.arg-de {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #F8FAFC;
  font-size: 0.88rem;
}

.arg-ml {
  font-family: var(--font-ml);
  color: var(--text-malayalam);
  font-size: 0.82rem;
  margin-top: 2px;
}

/* Teil 3 Scenario */
.situation-box {
  background: rgba(30, 41, 59, 0.4);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 20px;
}

.task-check-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
  margin: 14px 0 20px 0;
}

.task-check-card {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: rgba(15, 23, 42, 0.6);
  padding: 12px;
  border-radius: var(--radius-md);
}

.task-point-de { color: #F1F5F9; font-size: 0.88rem; font-weight: 500; }
.task-point-ml { color: var(--text-malayalam); font-family: var(--font-ml); font-size: 0.8rem; margin-top: 2px; }

/* ==========================================================
   Redemittel Vault
   ========================================================== */
.redemittel-tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}

.sub-tab-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  padding: 8px 16px;
  cursor: pointer;
  font-weight: 500;
  font-size: 0.88rem;
}

.sub-tab-btn.active {
  background: var(--primary);
  color: #FFFFFF;
}

.redemittel-cat-card {
  padding: 20px;
  margin-bottom: 20px;
}

.cat-title h4 {
  font-family: var(--font-heading);
  color: #9FD3C9;
  font-size: 1.05rem;
  margin-bottom: 14px;
}

.phrases-table {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.phrase-row {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 14px;
  padding: 12px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-md);
  align-items: center;
}

.col-de {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: #FFFFFF;
  font-size: 0.9rem;
}

.col-en {
  color: var(--text-english);
  font-size: 0.85rem;
}

.col-ml {
  color: var(--text-malayalam);
  font-family: var(--font-ml);
  font-size: 0.85rem;
}

@media (max-width: 768px) {
  .phrase-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}

/* ==========================================================
   Kerala NVV Flashcard 3D Deck
   ========================================================== */
.nvv-flashcard-section {
  padding: 28px;
  margin-bottom: 30px;
}

.section-title-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.nvv-badge {
  background: rgba(245, 158, 11, 0.2);
  color: #FDE68A;
  border: 1px solid rgba(245, 158, 11, 0.4);
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

.flashcard-container {
  perspective: 1000px;
  max-width: 600px;
  margin: 0 auto 24px auto;
  height: 280px;
  cursor: pointer;
}

.flashcard-inner {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: center;
  transition: transform 0.6s cubic-bezier(0.4, 0.2, 0.2, 1);
  transform-style: preserve-3d;
}

.flashcard-inner.flipped {
  transform: rotateY(180deg);
}

.card-front, .card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  border-radius: var(--radius-lg);
  padding: 30px 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
}

.card-front {
  background: linear-gradient(135deg, #1E1B4B, #312E81);
  border: 1px solid rgba(127, 214, 200, 0.3);
}

.card-back {
  background: linear-gradient(135deg, #064E3B, #065F46);
  border: 1px solid rgba(52, 211, 153, 0.3);
  transform: rotateY(180deg);
}

.card-hint {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #94A3B8;
  margin-bottom: 12px;
}

.card-front h2 {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  color: #FFFFFF;
  margin-bottom: 12px;
}

.card-ex {
  color: #C7D2FE;
  font-size: 0.92rem;
  font-style: italic;
  margin-bottom: 16px;
}

.meaning-item {
  font-size: 1rem;
  color: #E2E8F0;
  margin-bottom: 8px;
}

.ml-highlight {
  font-family: var(--font-ml);
  color: #FEF08A;
  font-size: 1.15rem;
}

.flashcard-nav {
  display: flex;
  justify-content: center;
  gap: 16px;
}

/* Kerala Grammar Tips Grid */
.tips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
  margin-top: 16px;
}

.tip-card {
  padding: 20px;
}

.tip-card h4 {
  font-family: var(--font-heading);
  color: #F59E0B;
  font-size: 1.05rem;
  margin-bottom: 12px;
}

.tip-ml {
  font-family: var(--font-ml);
  color: var(--text-malayalam);
  font-size: 0.95rem;
  margin-bottom: 8px;
}

.tip-en {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 14px;
}

.tip-example-box {
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--radius-md);
  padding: 12px;
  font-size: 0.85rem;
}

.ex-bad { color: #F87171; margin-bottom: 4px; }
.ex-good { color: #34D399; margin-bottom: 4px; }
.ex-simple { color: #94A3B8; margin-bottom: 4px; }
.ex-b2 { color: #FBBF24; font-weight: 600; margin-bottom: 4px; }
.ex-ml { font-family: var(--font-ml); color: #FEF08A; margin-top: 6px; }

/* Sticky Footer Status Bar */
.exam-status-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(11, 15, 25, 0.92);
  backdrop-filter: none;
  border-top: 1px solid var(--border-light);
  padding: 8px 24px;
  font-size: 0.8rem;
  z-index: 90;
}

.status-bar-container {
  max-width: 1300px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.status-indicator-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: #10B981;
  border-radius: 50%;
  margin-right: 6px;
}

.divider { margin: 0 8px; color: var(--text-muted); }
.hotkey-tip em { color: var(--accent-gold); font-style: normal; font-weight: 600; }

/* ==========================================================
   Language Mode Visibility Filters
   ========================================================== */
/* German Only Mode (Immersion) */
body.mode-de-only .ml-box,
body.mode-de-only .ml-subtext,
body.mode-de-only .title-ml,
body.mode-de-only .phrase-ml,
body.mode-de-only .arg-ml,
body.mode-de-only .task-point-ml,
body.mode-de-only .line-ml,
body.mode-de-only .col-ml,
body.mode-de-only .ml-comment,
body.mode-de-only .alert-ml,
body.mode-de-only .ml-sample,
body.mode-de-only .qa-q-ml,
body.mode-de-only .qa-ans-ml,
body.mode-de-only .article-ml,
body.mode-de-only .col-en,
body.mode-de-only .en-comment,
body.mode-de-only .en-box,
body.mode-de-only .en-subtext,
body.mode-de-only .title-en,
body.mode-de-only .phrase-en,
body.mode-de-only .arg-en,
body.mode-de-only .task-point-en,
body.mode-de-only .qa-q-en,
body.mode-de-only .qa-ans-en,
body.mode-de-only .article-en {
  display: none !important;
}

/* Malayalam Focus Mode */
body.mode-ml-only .col-en,
body.mode-ml-only .en-comment,
body.mode-ml-only .en-box,
body.mode-ml-only .en-subtext,
body.mode-ml-only .title-en,
body.mode-ml-only .phrase-en,
body.mode-ml-only .arg-en,
body.mode-ml-only .task-point-en,
body.mode-ml-only .qa-q-en,
body.mode-ml-only .qa-ans-en,
body.mode-ml-only .article-en {
  display: none !important;
}

/* English Only Mode (No Malayalam) */
body.mode-en-only .ml-box,
body.mode-en-only .ml-subtext,
body.mode-en-only .title-ml,
body.mode-en-only .phrase-ml,
body.mode-en-only .arg-ml,
body.mode-en-only .task-point-ml,
body.mode-en-only .line-ml,
body.mode-en-only .col-ml,
body.mode-en-only .ml-comment,
body.mode-en-only .alert-ml,
body.mode-en-only .ml-sample,
body.mode-en-only .qa-q-ml,
body.mode-en-only .qa-ans-ml,
body.mode-en-only .article-ml,
body.mode-en-only .tip-ml,
body.mode-en-only .ex-ml,
body.mode-en-only .subtitle-ml,
body.mode-en-only .flag-in,
body.mode-en-only .ml-text,
body.mode-en-only .ml-badge,
body.mode-en-only .ml-highlight {
  display: none !important;
}

body.mode-en-only .en-box,
body.mode-en-only .en-subtext,
body.mode-en-only .title-en,
body.mode-en-only .phrase-en,
body.mode-en-only .col-en,
body.mode-en-only .en-comment,
body.mode-en-only .arg-en,
body.mode-en-only .task-point-en,
body.mode-en-only .qa-q-en,
body.mode-en-only .qa-ans-en,
body.mode-en-only .article-en,
body.mode-en-only .tip-en,
body.mode-en-only .en-text,
body.mode-en-only .en-sample {
  display: block !important;
}

/* English Translation Styles */
.en-box {
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  margin-top: 12px;
}

.en-tag {
  color: #6EE7B7;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: block;
  margin-bottom: 4px;
}

.en-text {
  color: #E2E8F0;
  font-size: 0.9rem;
  line-height: 1.5;
}

.en-subtext {
  color: #9FD3C9;
  font-size: 0.88rem;
  margin-top: 6px;
  line-height: 1.4;
}

.title-en {
  color: #93C5FD;
  font-size: 0.88rem;
  font-weight: 500;
  margin-top: 2px;
  display: block;
}

.phrase-en {
  color: #94A3B8;
  font-size: 0.82rem;
  margin-top: 3px;
}

.arg-en {
  color: #CBD5E1;
  font-size: 0.82rem;
  margin-top: 2px;
}

.task-point-en {
  color: #94A3B8;
  font-size: 0.8rem;
  margin-top: 2px;
}

.qa-q-en {
  color: #93C5FD;
  font-size: 0.85rem;
  margin-top: 2px;
}

.qa-ans-en {
  color: #6EE7B7;
  font-size: 0.85rem;
  margin-top: 2px;
}

.article-en {
  background: rgba(15, 23, 42, 0.4);
  padding: 12px;
  border-radius: var(--radius-md);
  margin-top: 10px;
}

.article-en p {
  color: #CBD5E1;
  font-size: 0.88rem;
}

/* ==========================================================
   User Authentication & Membership Widget (Header)
   ========================================================== */
.user-auth-widget {
  display: flex;
  align-items: center;
}

.btn-auth-login {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, #2E9484, #2E9484);
  color: #FFFFFF;
  border: 1px solid rgba(127, 214, 200, 0.4);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 12px rgba(63, 181, 162, 0.25);
}

.btn-auth-login:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(63, 181, 162, 0.4);
  background: linear-gradient(135deg, #27806F, #2E9484);
}

.user-profile-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(30, 41, 59, 0.7);
  border: 1px solid var(--border-light);
  padding: 5px 12px 5px 8px;
  border-radius: var(--radius-full);
}

.user-avatar-badge {
  font-size: 1.1rem;
}

.user-info-text {
  display: flex;
  flex-direction: column;
}

.user-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: #FFFFFF;
  line-height: 1.2;
}

.user-plan-badge {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-prem {
  color: #FBBF24;
}

.badge-free {
  color: #94A3B8;
}

.btn-upgrade-mini {
  background: linear-gradient(135deg, #F59E0B, #D97706);
  border: none;
  color: #0F172A;
  font-weight: 700;
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: transform 0.2s;
}

.btn-upgrade-mini:hover {
  transform: scale(1.05);
}

.btn-logout-mini {
  background: transparent;
  border: none;
  font-size: 0.95rem;
  cursor: pointer;
  padding: 2px 4px;
  opacity: 0.7;
  transition: opacity 0.2s;
}

.btn-logout-mini:hover {
  opacity: 1;
}

/* ==========================================================
   Modals Backdrop & Glass Cards
   ========================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: none;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  padding: 20px;
}

.modal-card {
  position: relative;
  width: 100%;
  max-width: 480px;
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid rgba(63, 181, 162, 0.35);
  border-radius: var(--radius-xl);
  padding: 32px 28px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
  animation: modalFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalFadeIn {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(10px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal-close-btn {
  position: absolute;
  top: 18px;
  right: 20px;
  background: rgba(255, 255, 255, 0.08);
  border: none;
  color: var(--text-secondary);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.modal-close-btn:hover {
  background: rgba(239, 68, 68, 0.2);
  color: #EF4444;
}

.auth-tabs {
  display: flex;
  gap: 8px;
  background: rgba(0, 0, 0, 0.3);
  padding: 5px;
  border-radius: var(--radius-md);
  margin-bottom: 24px;
}

.auth-tab-btn {
  flex: 1;
  background: transparent;
  border: none;
  padding: 10px;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.9rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s;
}

.auth-tab-btn.active {
  background: var(--primary);
  color: #FFFFFF;
  box-shadow: 0 2px 8px rgba(63, 181, 162, 0.3);
}

.auth-form h3 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: #FFFFFF;
  margin-bottom: 6px;
}

.auth-form .form-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  color: #CBD5E1;
  margin-bottom: 6px;
}

.form-group input {
  width: 100%;
  padding: 12px 14px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  color: #FFFFFF;
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s;
}

.form-group input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(63, 181, 162, 0.25);
}

.auth-error-msg {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #FCA5A5;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  margin-bottom: 16px;
}

.auth-submit-btn {
  width: 100%;
  padding: 12px;
  font-size: 0.95rem;
  margin-top: 4px;
}

.demo-credentials-box {
  margin-top: 18px;
  padding: 12px;
  background: rgba(63, 181, 162, 0.1);
  border: 1px dashed rgba(63, 181, 162, 0.3);
  border-radius: var(--radius-md);
  color: #C7D2FE;
  font-size: 0.82rem;
  line-height: 1.5;
}

.demo-credentials-box code {
  background: rgba(0, 0, 0, 0.3);
  padding: 2px 6px;
  border-radius: 4px;
  color: #FDE68A;
}

/* ==========================================================
   Upgrade Modal & Pricing Comparison Grid
   ========================================================== */
.upgrade-modal-card {
  max-width: 780px;
}

.upgrade-header {
  text-align: center;
  margin-bottom: 26px;
}

.gold-crown {
  font-size: 2.4rem;
  display: block;
  margin-bottom: 6px;
}

.upgrade-header h2 {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  color: #FFFFFF;
}

.subtitle-ml {
  font-family: var(--font-ml);
  color: var(--text-malayalam);
  font-size: 0.95rem;
  margin-top: 4px;
}

.pricing-comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 20px;
}

@media (max-width: 680px) {
  .pricing-comparison-grid {
    grid-template-columns: 1fr;
  }
}

.plan-card {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
}

.highlighted-plan {
  background: linear-gradient(135deg, rgba(30, 27, 75, 0.8), rgba(15, 23, 42, 0.9));
  border: 2px solid #F59E0B;
  box-shadow: 0 0 25px rgba(245, 158, 11, 0.15);
}

.plan-tag {
  align-self: flex-start;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.08);
  color: #94A3B8;
  margin-bottom: 12px;
}

.gold-tag {
  background: rgba(245, 158, 11, 0.2);
  color: #FDE68A;
  border: 1px solid rgba(245, 158, 11, 0.4);
}

.plan-card h3 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: #FFFFFF;
  margin-bottom: 6px;
}

.plan-price {
  font-size: 2rem;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 16px;
}

.plan-price span {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--text-secondary);
}

.gold-price {
  color: #FBBF24;
}

.plan-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.88rem;
  color: #CBD5E1;
  margin-bottom: 22px;
  flex: 1;
}

.plan-features li {
  line-height: 1.4;
}

.promo-box {
  margin-top: auto;
  padding: 14px;
  background: rgba(0, 0, 0, 0.35);
  border: 1px dashed rgba(245, 158, 11, 0.4);
  border-radius: var(--radius-md);
}

.promo-box label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: #FDE68A;
  margin-bottom: 8px;
}

.promo-input-row {
  display: flex;
  gap: 8px;
}

.promo-input-row input {
  flex: 1;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: var(--radius-sm);
  color: #FFFFFF;
  font-family: monospace;
  font-size: 0.95rem;
  text-transform: uppercase;
  outline: none;
}

.promo-input-row input:focus {
  border-color: #F59E0B;
}

.promo-feedback-msg {
  font-size: 0.8rem;
  margin-top: 8px;
}

.text-error {
  color: #F87171;
}

.text-success {
  color: #34D399;
  font-weight: 600;
}

/* ==========================================================
   Microphone Diagnostics, Fallbacks & Sample Answer Button
   ========================================================== */
.btn-sample-insert {
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.4);
  color: #FDE68A;
  border-radius: var(--radius-md);
  padding: 8px 16px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}

.btn-sample-insert:hover {
  background: rgba(245, 158, 11, 0.28);
  border-color: #F59E0B;
  color: #FFFFFF;
  transform: translateY(-1px);
}

.recording-pulse {
  background: rgba(239, 68, 68, 0.25) !important;
  border-color: #EF4444 !important;
  color: #FCA5A5 !important;
  animation: recBlink 1.5s infinite;
}

.mic-alert-box {
  margin-bottom: 16px;
  border-radius: var(--radius-md);
  background: rgba(30, 41, 59, 0.85);
  border: 1px solid rgba(245, 158, 11, 0.4);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  backdrop-filter: none;
  animation: fadeIn 0.25s ease-out;
}

.mic-alert-content {
  display: flex;
  gap: 14px;
  padding: 16px;
  align-items: flex-start;
}

.mic-alert-icon {
  font-size: 1.8rem;
  line-height: 1;
  filter: drop-shadow(0 2px 4px rgba(245, 158, 11, 0.4));
}

.mic-alert-body {
  flex: 1;
  font-size: 0.9rem;
  line-height: 1.5;
  color: #E2E8F0;
}

.mic-alert-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
  font-size: 0.95rem;
  color: #FDE68A;
}

.mic-alert-head strong {
  color: #FDE68A;
}

.mic-alert-close {
  background: transparent;
  border: none;
  color: #94A3B8;
  font-size: 1rem;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 4px;
  transition: color 0.2s;
}

.mic-alert-close:hover {
  color: #FFFFFF;
  background: rgba(255, 255, 255, 0.1);
}

.mic-alert-body p {
  margin-bottom: 6px;
}

.mic-alert-ml {
  font-family: var(--font-ml);
  color: #FEF08A;
  font-size: 0.88rem;
}

.mic-alert-en {
  color: var(--text-english);
  font-size: 0.84rem;
}

.mic-alert-actions {
  margin-top: 10px;
}

.btn-alert-action {
  background: linear-gradient(135deg, #F59E0B, #D97706);
  border: none;
  color: #FFFFFF;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  cursor: pointer;
  transition: opacity 0.2s;
}

.btn-alert-action:hover {
  opacity: 0.9;
}

/* ==========================================================
   Themaverfehlung (Off-Topic) & Topic Relevance Styles
   ========================================================== */
.badge-thema-fail {
  background: rgba(239, 68, 68, 0.25);
  color: #FCA5A5;
  border: 1px solid rgba(239, 68, 68, 0.5);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  margin-left: 6px;
  vertical-align: middle;
}

.bar-fill-fail {
  background: linear-gradient(90deg, #EF4444, #DC2626) !important;
}

.thema-alert-card {
  margin-top: 20px;
  margin-bottom: 22px;
  background: rgba(239, 68, 68, 0.12);
  border: 1.5px solid rgba(239, 68, 68, 0.45);
  box-shadow: 0 4px 20px rgba(239, 68, 68, 0.15);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  animation: fadeIn 0.3s ease;
}

.thema-alert-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.thema-alert-icon {
  font-size: 1.4rem;
}

.thema-alert-header h4 {
  color: #F87171;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  margin: 0;
}

.thema-alert-de {
  color: #FEE2E2;
  font-size: 0.92rem;
  line-height: 1.5;
  margin-bottom: 8px;
}

.thema-alert-ml {
  color: #FEF08A;
  font-family: var(--font-ml);
  font-size: 0.88rem;
  line-height: 1.5;
  margin-bottom: 8px;
}

.thema-alert-en {
  color: var(--text-english);
  font-size: 0.85rem;
  line-height: 1.45;
  margin-bottom: 12px;
}

.thema-matched-tags {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 0.82rem;
  color: #94A3B8;
  padding-top: 8px;
  border-top: 1px solid rgba(239, 68, 68, 0.2);
}

.tag-matched {
  background: rgba(16, 185, 129, 0.2);
  color: #6EE7B7;
  border: 1px solid rgba(16, 185, 129, 0.35);
  font-size: 0.75rem;
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.thema-success-banner {
  margin-top: 16px;
  margin-bottom: 18px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #A7F3D0;
  padding: 10px 16px;
  border-radius: var(--radius-md);
  font-size: 0.86rem;
}

/* ==========================================================
   Exam Timer Component
   ========================================================== */
.exam-timer-widget {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(63, 181, 162, 0.35);
  border-radius: var(--radius-md);
  padding: 8px 14px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.timer-display-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.timer-icon {
  font-size: 1.1rem;
}

.timer-digits {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: #67E8F9;
  letter-spacing: 1px;
  min-width: 60px;
}

.timer-warning-pulse {
  color: #EF4444 !important;
  animation: pulse 1s infinite;
}

.timer-label-part {
  font-size: 0.75rem;
  color: #94A3B8;
  margin-left: 2px;
}

.timer-action-buttons {
  display: flex;
  align-items: center;
  gap: 6px;
}

.btn-timer-ctrl {
  background: rgba(63, 181, 162, 0.2);
  border: 1px solid rgba(63, 181, 162, 0.4);
  color: #E0E7FF;
  border-radius: var(--radius-sm);
  padding: 5px 10px;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-timer-ctrl:hover {
  background: rgba(63, 181, 162, 0.4);
  color: #FFFFFF;
}

.btn-timer-ctrl.timer-running {
  background: rgba(245, 158, 11, 0.25);
  border-color: rgba(245, 158, 11, 0.5);
  color: #FDE68A;
}

.btn-timer-reset {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border-light);
  color: #94A3B8;
}

.btn-timer-reset:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #FFFFFF;
}

/* ==========================================================
   Redemittel Search & Toolbar
   ========================================================== */
.redemittel-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 22px;
}

.redemittel-search-box {
  flex: 1;
  min-width: 280px;
  max-width: 460px;
}

.styled-search-input {
  width: 100%;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 10px 16px;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  color: #FFFFFF;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.styled-search-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(63, 181, 162, 0.25);
}

.styled-search-input::placeholder {
  color: #64748B;
}

.no-results-card {
  padding: 24px;
  text-align: center;
  color: #94A3B8;
  font-size: 0.95rem;
  margin-top: 20px;
}

/* ==========================================================
   Responsive Media Queries
   ========================================================== */
@media (max-width: 900px) {
  .header-container {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .header-controls {
    width: 100%;
    justify-content: flex-start;
  }

  .examiner-controls-top {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }

  .exam-timer-widget {
    justify-content: space-between;
  }
}

@media (max-width: 768px) {
  .main-nav-tabs {
    padding: 0 14px 10px 14px;
  }
  .tabs-scroll-wrapper {
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: thin;
    padding-bottom: 6px;
  }
}

@media (max-width: 640px) {
  .app-main-content {
    margin: 16px auto 70px auto;
    padding: 0 12px;
  }

  .examiner-card, .topic-card, .nvv-flashcard-section {
    padding: 16px;
  }

  .brand-text h1 {
    font-size: 1.15rem;
  }

  .flashcard-container {
    height: 310px;
  }

  .pricing-comparison-grid {
    grid-template-columns: 1fr;
  }
}