/* ClearSpeak — Playful Joy theme */
@import url('https://fonts.googleapis.com/css2?family=Fredoka:wght@400;500;600;700&family=Quicksand:wght@400;500;600&display=swap');

:root {
  --font-display: 'Fredoka', sans-serif;
  --font-body: 'Quicksand', sans-serif;
  /* Medium brightness: teal primary, amber accent, green success */
  --color-bg: #e0ddd6;
  --color-text: #1f2936;
  --color-text-muted: #5a6575;
  --color-primary: #0d7377;
  --color-primary-dark: #0a5c5f;
  --color-header-bg: #084c4f;
  --color-secondary: #c9a227;
  --color-secondary-light: #e8d48b;
  --color-accent: #2d9d78;
  --color-accent-dark: #238f6a;
  --color-info: #3b82b6;
  --color-card: #ebe8e1;
  --color-card-success: #d8ebe2;
  --color-diff-correct: #2d7d46;
  --color-diff-missing: #c62828;
  --color-diff-extra: #7b1fa2;
  --ease-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
  --radius-card: 24px;
  --radius-btn: 50px;
}

* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-body);
  font-size: 1.1rem;
  line-height: 1.7;
  background: var(--color-bg);
  background-image:
    radial-gradient(circle at 80% 20%, rgba(13, 115, 119, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 20% 80%, rgba(201, 162, 39, 0.06) 0%, transparent 50%);
  margin: 0;
  color: var(--color-text);
}

.app {
  max-width: 720px;
  margin: 0 auto;
  padding: 20px 16px 40px;
}

/* ----- Hero (readable header: dark bg, white text) ----- */
.hero.card {
  background: var(--color-header-bg) !important;
  color: #fff;
  text-align: center;
  padding: 28px 24px;
  border-radius: var(--radius-card);
  margin-bottom: 20px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
  animation: bounceIn 0.6s var(--ease-bounce);
}

.hero-icon {
  display: block;
  width: 80px;
  height: 80px;
  margin: 0 auto 12px;
  border-radius: 20px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
  object-fit: cover;
}

.hero.card h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 2.2rem;
  margin: 0 0 8px;
  color: #ffffff;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
  letter-spacing: -0.02em;
}

.hero.card .sub {
  margin: 0;
  color: #f0f0f0;
  font-size: 1.05rem;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.35);
}

@keyframes bounceIn {
  0% { transform: scale(0.3); opacity: 0; }
  50% { transform: scale(1.05); }
  70% { transform: scale(0.95); }
  100% { transform: scale(1); opacity: 1; }
}

/* ----- Collapsible intro (progressive disclosure) ----- */
.intro-wrap {
  margin-bottom: 16px;
}

.intro-toggle {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-primary);
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px 0;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: color 0.2s, transform 0.2s;
}

.intro-toggle:hover {
  color: var(--color-primary-dark);
  transform: translateX(4px);
}

.intro-toggle:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.intro-toggle::before {
  content: '▸';
  display: inline-block;
  transition: transform 0.25s;
}

.intro-wrap.is-open .intro-toggle::before {
  transform: rotate(90deg);
}

.intro-content {
  display: none;
  padding-top: 4px;
}

.intro-wrap.is-open .intro-content {
  display: block;
  animation: slideIn 0.35s ease;
}

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

.intro.card {
  margin-bottom: 0;
  padding: 16px 20px;
}

.intro h2, .intro h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin: 0 0 8px;
  color: var(--color-text);
}

.intro ol {
  padding-left: 22px;
  margin: 8px 0;
}

.intro p, .intro li {
  margin: 6px 0;
}

.small-note {
  color: var(--color-text-muted);
  font-size: 0.92rem;
  margin-top: 10px;
}

/* ----- Cards ----- */
.card {
  background: var(--color-card);
  border-radius: var(--radius-card);
  padding: 24px 22px;
  margin-bottom: 16px;
  box-shadow:
    0 4px 6px rgba(0, 0, 0, 0.05),
    0 10px 20px rgba(13, 115, 119, 0.08);
  transition: transform 0.3s var(--ease-bounce), box-shadow 0.3s ease;
  position: relative;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow:
    0 8px 12px rgba(0, 0, 0, 0.08),
    0 16px 32px rgba(13, 115, 119, 0.12);
}

/* ----- Practice card (focal) ----- */
#practiceCard {
  margin-bottom: 20px;
  animation: slideIn 0.5s ease both;
}

#practiceCard.success {
  background: var(--color-card-success);
  border: 2px solid var(--color-accent);
  box-shadow: 0 0 0 4px rgba(107, 207, 127, 0.2);
}


.practice-target-wrap {
  margin: 16px 0 20px;
}

.practice-target-wrap .target-label {
  font-family: var(--font-display);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}

#targetText {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--color-text);
  display: block;
}

/* ----- Controls ----- */
.controls {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

button {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  padding: 12px 22px;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-btn);
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(13, 115, 119, 0.35);
  transition: transform 0.25s var(--ease-bounce), box-shadow 0.25s ease;
}

button:hover:not(:disabled) {
  background: var(--color-primary-dark);
  transform: scale(1.03);
  box-shadow: 0 6px 16px rgba(13, 115, 119, 0.4);
}

button:active:not(:disabled) {
  transform: scale(0.98);
}

button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

#recordBtn {
  background: var(--color-secondary);
  color: var(--color-text);
  box-shadow: 0 4px 12px rgba(201, 162, 39, 0.35);
}

#recordBtn:hover:not(:disabled) {
  background: #b8921f;
  color: #fff;
  box-shadow: 0 6px 16px rgba(201, 162, 39, 0.45);
}

.controls label {
  font-size: 0.95rem;
  color: var(--color-text-muted);
}

.controls select {
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 8px 12px;
  border: 2px solid rgba(0, 0, 0, 0.2);
  border-radius: 16px;
  background: var(--color-card);
  color: var(--color-text);
  margin-left: 4px;
}

.controls select:focus {
  outline: none;
  border-color: var(--color-primary);
}

/* ----- Recording badge (stronger live state) ----- */
.recording-badge {
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
}

.recording-badge.idle {
  background: rgba(45, 27, 61, 0.08);
  color: var(--color-text-muted);
}

.recording-badge.live {
  background: var(--color-diff-missing);
  color: white;
  box-shadow: 0 0 0 3px rgba(198, 40, 40, 0.35);
  animation: recordingPulse 1.2s ease-in-out infinite;
}

.recording-badge.live::before {
  content: '';
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: white;
  animation: blink 0.8s ease-in-out infinite;
}

@keyframes recordingPulse {
  0%, 100% { transform: scale(1); box-shadow: 0 0 0 3px rgba(198, 40, 40, 0.35); }
  50% { transform: scale(1.03); box-shadow: 0 0 0 6px rgba(198, 40, 40, 0.2); }
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* ----- You said + feedback ----- */
.you-said-wrap {
  margin: 12px 0 8px;
}

.you-said-wrap strong {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

#spokenText {
  font-weight: 500;
  color: var(--color-text);
}

.feedback-box {
  min-height: 44px;
  background: rgba(13, 115, 119, 0.1);
  border: 2px solid rgba(13, 115, 119, 0.25);
  border-radius: 16px;
  padding: 14px 16px;
  margin: 12px 0;
  font-size: 1.05rem;
  transition: border-color 0.2s, background 0.2s;
}

#practiceCard.success .feedback-box {
  border-color: var(--color-accent);
  background: rgba(107, 207, 127, 0.15);
}

.hint {
  background: rgba(59, 130, 182, 0.1);
  padding: 12px 14px;
  border-left: 4px solid var(--color-info);
  border-radius: 10px;
  margin: 10px 0;
  font-size: 0.98rem;
}

/* ----- Word diff ----- */
.diff-correct {
  color: var(--color-diff-correct);
  font-weight: 700;
}

.diff-missing {
  color: var(--color-diff-missing);
  text-decoration: underline;
  font-weight: 700;
}

.diff-extra {
  color: var(--color-diff-extra);
  font-weight: 700;
}

.legend {
  margin: 10px 0;
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

.legend p {
  margin: 4px 0;
}

.dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: 8px;
  vertical-align: middle;
}

.dot.good { background: var(--color-diff-correct); }
.dot.miss { background: var(--color-diff-missing); }
.dot.extra { background: var(--color-diff-extra); }

.hidden {
  display: none !important;
}

/* ----- Next step callout ----- */
.next-step {
  display: none;
  margin-top: 14px;
  padding: 12px 16px;
  background: rgba(107, 207, 127, 0.2);
  border: 2px solid var(--color-accent);
  border-radius: 16px;
  font-weight: 600;
  color: var(--color-diff-correct);
  animation: popIn 0.4s var(--ease-bounce);
}

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

#statusText {
  font-weight: 600;
  margin: 10px 0 4px;
  min-height: 1.5em;
}

#streakText {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin: 0;
}

/* ----- Progress strip (compact) ----- */
.progress-strip {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding: 16px 20px;
  background: var(--color-card);
  border-radius: var(--radius-card);
  margin-bottom: 16px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.progress-strip .progress-visual {
  flex: 1;
  min-width: 120px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.progress-wrap {
  height: 12px;
  flex: 1;
  min-width: 80px;
  background: rgba(0, 0, 0, 0.12);
  border-radius: 999px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  width: 0%;
  border-radius: 999px;
  transition: width 0.4s var(--ease-bounce), background 0.3s ease;
}

.progress-strip .stats {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.progress-strip .stats strong {
  color: var(--color-text);
}

#progressSummary {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  margin: 0;
  white-space: nowrap;
}

#intelligibilityText {
  margin: 4px 0 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* ----- Progress by topic ----- */
.progress-by-topic {
  flex-basis: 100%;
  width: 100%;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.progress-by-topic-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 10px;
  color: var(--color-text);
}

.topic-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.topic-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 0.95rem;
}

.topic-label {
  font-weight: 600;
  color: var(--color-text);
  min-width: 140px;
}

.topic-progress {
  color: var(--color-text-muted);
  flex: 1;
}

.topic-info-btn {
  width: 28px;
  height: 28px;
  padding: 0;
  border-radius: 50%;
  font-size: 1rem;
  line-height: 1;
  background: var(--color-info);
  color: #fff;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s, background 0.2s;
}

.topic-info-btn:hover {
  background: #2563a8;
  transform: scale(1.1);
}

/* ----- Topic help dialog ----- */
.topic-dialog {
  max-width: min(560px, 96vw);
  padding: 0;
  border: none;
  border-radius: var(--radius-card);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
  background: var(--color-card);
}

.topic-dialog::backdrop {
  background: rgba(0, 0, 0, 0.5);
}

.topic-dialog-inner {
  padding: 20px 24px 24px;
}

.topic-dialog-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin: 0 0 12px;
  color: var(--color-text);
}

.topic-dialog-instructions {
  font-size: 0.98rem;
  line-height: 1.6;
  color: var(--color-text);
  margin-bottom: 12px;
}

.topic-dialog-examples-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin: 0 0 4px;
}

.topic-dialog-examples {
  font-size: 0.95rem;
  color: var(--color-text);
  margin: 0 0 16px;
}

.topic-dialog-video-wrap {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 */
  margin-bottom: 16px;
  background: #000;
  border-radius: 12px;
  overflow: hidden;
}

.topic-dialog-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.topic-dialog-close {
  width: 100%;
  padding: 12px 20px;
  font-size: 1rem;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-btn);
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 600;
}

.topic-dialog-close:hover {
  background: var(--color-primary-dark);
}

/* ----- Flash (for status / card) ----- */
@keyframes flashYellow {
  0% { background-color: var(--color-secondary); }
  100% { background-color: transparent; }
}

.flash-yellow {
  animation: flashYellow 0.6s ease-out;
}

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