:root {
  --bg: #f7f0e6;
  --surface: rgba(255, 249, 241, 0.82);
  --surface-strong: rgba(255, 252, 247, 0.96);
  --line: rgba(83, 58, 37, 0.12);
  --text: #1f1a17;
  --muted: #65584f;
  --accent: #d86b3f;
  --accent-soft: #ffe1c8;
  --accent-dark: #6a2d19;
  --shadow: 0 20px 60px rgba(64, 31, 16, 0.08);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 12px;
}

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

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family:
    "Avenir Next",
    "Segoe UI",
    "PingFang SC",
    "Hiragino Sans GB",
    "Noto Sans",
    system-ui,
    sans-serif;
  background:
    radial-gradient(circle at top left, rgba(255, 192, 142, 0.7), transparent 28%),
    radial-gradient(circle at bottom right, rgba(242, 214, 181, 0.8), transparent 32%),
    linear-gradient(135deg, #f9f2ea 0%, #f3e7d8 100%);
  color: var(--text);
}

button {
  font: inherit;
}

.page-shell {
  position: relative;
  overflow: hidden;
  min-height: 100vh;
}

.ambient {
  position: absolute;
  width: 320px;
  height: 320px;
  border-radius: 999px;
  filter: blur(28px);
  opacity: 0.38;
  pointer-events: none;
}

.ambient-left {
  top: -80px;
  left: -120px;
  background: #ffc489;
}

.ambient-right {
  right: -120px;
  bottom: 8%;
  background: #ffb8a0;
}

.app {
  position: relative;
  z-index: 1;
  width: min(1080px, calc(100% - 28px));
  margin: 0 auto;
  padding: 22px 0 44px;
}

.card {
  background: var(--surface);
  backdrop-filter: blur(16px);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
}

.hero {
  padding: 28px;
  animation: lift 500ms ease;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 18px;
  align-items: stretch;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent-dark);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.hero h1,
.section-head h2,
.session-header-text h2,
.practice-card h3,
.review-card h3 {
  margin: 0;
  font-family:
    "Avenir Next Condensed",
    "Trebuchet MS",
    "Avenir Next",
    "Segoe UI",
    sans-serif;
  letter-spacing: -0.03em;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 0.98;
  max-width: 11ch;
}

.hero-text,
.topic-intro,
.prompt-text,
.session-subtitle,
.hint-text,
.reply-text,
.memory-caption,
.mode-description,
.stat-copy,
.hero-preview-body,
.guide-step p,
.lane-item p {
  color: var(--muted);
  line-height: 1.65;
}

.hero-badges,
.action-row,
.minute-buttons,
.playback-row,
.mini-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.badge,
.mode-kicker {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(83, 58, 37, 0.09);
  color: var(--accent-dark);
  font-size: 0.92rem;
  font-weight: 700;
}

.hero-preview {
  padding: 20px;
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(255, 244, 233, 0.86)),
    rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(83, 58, 37, 0.08);
  display: grid;
  gap: 12px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.preview-kicker,
.preview-label {
  margin: 0;
  color: var(--accent-dark);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hero-preview h2 {
  font-family:
    "Avenir Next Condensed",
    "Trebuchet MS",
    "Avenir Next",
    "Segoe UI",
    sans-serif;
  margin: 0;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  line-height: 1.05;
}

.hero-preview-meta {
  margin: 0;
  font-weight: 800;
  color: var(--accent-dark);
}

.hero-preview-body {
  margin: 0;
}

.hero-preview-strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 6px;
}

.hero-preview-strip div {
  padding: 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(83, 58, 37, 0.08);
}

.hero-preview-strip strong {
  display: block;
  margin-top: 8px;
  font-size: 1rem;
  line-height: 1.5;
}

.stats-grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px;
}

.stat-card {
  padding: 20px;
}

.stat-card h2 {
  margin: 0;
  font-family:
    "Avenir Next Condensed",
    "Trebuchet MS",
    "Avenir Next",
    "Segoe UI",
    sans-serif;
  font-size: clamp(1.6rem, 3vw, 2.6rem);
}

.stat-copy {
  margin: 8px 0 0;
}

.accent-card {
  background:
    linear-gradient(180deg, rgba(255, 236, 218, 0.95), rgba(255, 247, 239, 0.88));
}

.dashboard-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 18px;
  margin-top: 18px;
}

.today-card,
.memory-card,
.modes,
.session {
  padding: 24px;
}

.section-head,
.session-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.topic-meta,
.picker-label {
  margin: 12px 0 10px;
  color: var(--accent-dark);
  font-weight: 700;
}

.minute-picker {
  margin: 20px 0 18px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.56);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(83, 58, 37, 0.08);
}

.minute-button,
.primary-button,
.secondary-button,
.ghost-button,
.mode-card {
  border: none;
  cursor: pointer;
  transition:
    transform 180ms ease,
    background 180ms ease,
    color 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.minute-button {
  min-width: 90px;
  padding: 12px 18px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(83, 58, 37, 0.08);
  color: var(--text);
  font-weight: 800;
}

.minute-button.active {
  background: var(--accent);
  color: white;
  box-shadow: 0 10px 28px rgba(216, 107, 63, 0.26);
}

.primary-button,
.secondary-button,
.ghost-button {
  padding: 13px 18px;
  border-radius: 14px;
  font-weight: 800;
}

.primary-button {
  background: var(--accent);
  color: #fffaf6;
  box-shadow: 0 12px 30px rgba(216, 107, 63, 0.28);
}

.secondary-button {
  background: rgba(255, 255, 255, 0.74);
  color: var(--text);
  border: 1px solid rgba(83, 58, 37, 0.08);
}

.ghost-button {
  background: transparent;
  color: var(--accent-dark);
  border: 1px solid rgba(83, 58, 37, 0.16);
}

.primary-button:hover,
.secondary-button:hover,
.ghost-button:hover,
.minute-button:hover,
.mode-card:hover {
  transform: translateY(-2px);
}

.primary-button:disabled,
.secondary-button:disabled,
.ghost-button:disabled,
.minute-button:disabled,
.mode-card:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.memory-list {
  display: grid;
  gap: 14px;
  margin: 0 0 22px;
}

.memory-list div {
  padding-bottom: 14px;
  border-bottom: 1px dashed rgba(83, 58, 37, 0.12);
}

.memory-list dt {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}

.memory-list dd {
  margin: 8px 0 0;
  font-size: 1.05rem;
  font-weight: 800;
}

.recent-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  margin: 12px 0 0;
}

.recent-list li {
  padding: 10px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(83, 58, 37, 0.08);
  font-size: 0.92rem;
  color: var(--text);
}

.modes {
  margin-top: 18px;
}

.mode-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.mode-card {
  text-align: left;
  padding: 18px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(250, 242, 235, 0.84));
  border-radius: var(--radius-lg);
  border: 1px solid rgba(83, 58, 37, 0.08);
  display: grid;
  gap: 12px;
}

.mode-card strong {
  font-size: 1.12rem;
}

.mode-count {
  color: var(--accent-dark);
  font-weight: 800;
}

.mode-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.mode-tag {
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(255, 239, 225, 0.82);
  border: 1px solid rgba(83, 58, 37, 0.08);
  color: var(--accent-dark);
  font-size: 0.85rem;
  font-weight: 700;
}

.guide-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 18px;
  margin-top: 18px;
}

.guide-card,
.lane-card {
  padding: 24px;
}

.guide-steps,
.lane-list {
  display: grid;
  gap: 14px;
}

.guide-step,
.lane-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(83, 58, 37, 0.08);
}

.guide-step strong,
.lane-item strong {
  display: block;
  margin-bottom: 6px;
  font-size: 1rem;
}

.guide-step p,
.lane-item p {
  margin: 0;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  background: var(--accent);
  color: #fffaf6;
  font-weight: 800;
  flex: 0 0 auto;
}

.session {
  margin-top: 18px;
  animation: lift 420ms ease;
}

.hidden {
  display: none;
}

.progress-panel {
  margin: 22px 0 18px;
}

.progress-copy {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
  color: var(--muted);
  font-weight: 700;
}

.progress-bar {
  height: 10px;
  border-radius: 999px;
  background: rgba(83, 58, 37, 0.08);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, #d86b3f 0%, #f29f68 100%);
  transition: width 240ms ease;
}

.practice-card,
.review-card {
  padding: 22px;
  background: var(--surface-strong);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(83, 58, 37, 0.08);
}

.hint-text {
  margin: 14px 0 18px;
  padding: 14px 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 233, 210, 0.5);
}

.reply-panel {
  display: grid;
  gap: 14px;
  margin-top: 20px;
}

.recording-panel {
  display: grid;
  gap: 14px;
  margin-top: 20px;
}

.recording-card {
  padding: 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 248, 240, 0.86);
  border: 1px solid rgba(83, 58, 37, 0.08);
}

.recording-card.locked {
  opacity: 0.65;
}

.recording-card.locked .recording-caption,
.recording-card.locked .recording-status {
  color: #7a6b61;
}

.recording-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}

.recording-caption,
.recording-status {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.recording-caption {
  margin-top: -2px;
  font-size: 0.92rem;
}

.recording-status {
  margin: 10px 0 12px;
}

.recording-audio {
  width: 100%;
  margin-top: 12px;
}

.reply-block {
  padding: 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 248, 240, 0.9);
  border: 1px solid rgba(83, 58, 37, 0.08);
}

.reply-label {
  margin: 0 0 8px;
  color: var(--accent-dark);
  font-weight: 800;
}

.reply-text {
  margin: 0 0 14px;
  font-size: 1.02rem;
}

.reply-text.alt {
  color: var(--text);
}

.phrase-list {
  display: grid;
  gap: 12px;
  margin: 20px 0 24px;
}

.phrase-item {
  padding: 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(83, 58, 37, 0.08);
  display: grid;
  gap: 10px;
}

.phrase-item p {
  margin: 0;
}

.phrase-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.site-note {
  color: var(--muted);
  font-size: 0.95rem;
}

@keyframes lift {
  from {
    opacity: 0;
    transform: translateY(14px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 920px) {
  .dashboard-grid,
  .mode-grid,
  .guide-grid,
  .stats-grid,
  .hero-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .app {
    width: min(100% - 18px, 1080px);
    padding-top: 14px;
    padding-bottom: 24px;
  }

  .hero,
  .today-card,
  .memory-card,
  .modes,
  .session,
  .practice-card,
  .review-card {
    padding: 18px;
    border-radius: 22px;
  }

  .section-head,
  .session-top,
  .progress-copy {
    flex-direction: column;
  }

  .hero h1 {
    max-width: none;
  }

  .primary-button,
  .secondary-button,
  .ghost-button {
    width: 100%;
    justify-content: center;
  }

  .hero-preview-strip {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}