/* Phrases Hub — conversation deck + match + quiz */

.ph-page {
  position: relative;
  max-width: 920px;
  margin: 0 auto;
}

.ph-ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse 45% 40% at 75% 8%, rgba(96, 165, 250, 0.1), transparent 55%),
    radial-gradient(ellipse 40% 35% at 12% 55%, rgba(0, 245, 212, 0.06), transparent 50%);
}

.ph-page > *:not(.ph-ambient) { position: relative; z-index: 1; }

.ph-hero {
  position: relative;
  overflow: hidden;
  padding: 34px 26px 30px;
  margin: 0 0 22px;
  border-radius: 24px;
  background:
    radial-gradient(ellipse 70% 60% at 20% 0%, rgba(96, 165, 250, 0.14), transparent 55%),
    radial-gradient(ellipse 50% 45% at 85% 40%, rgba(0, 245, 212, 0.1), transparent 50%),
    linear-gradient(155deg, var(--bg) 0%, var(--bg2, #111) 50%, var(--bg) 100%);
  border: 1px solid rgba(96, 165, 250, 0.22);
  box-shadow: 0 24px 72px rgba(0, 0, 0, 0.42);
}

.ph-hero-floats {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.ph-hero-floats span {
  position: absolute;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 900;
  color: color-mix(in srgb, var(--text) 5%, transparent);
  animation: phFloat 13s ease-in-out infinite;
}

.ph-hero-floats span:nth-child(1) { left: 8%; top: 20%; font-size: 2.4rem; }
.ph-hero-floats span:nth-child(2) { left: 75%; top: 12%; font-size: 1.8rem; animation-delay: -3s; }
.ph-hero-floats span:nth-child(3) { left: 88%; top: 60%; font-size: 3rem; animation-delay: -6s; }
.ph-hero-floats span:nth-child(4) { left: 20%; top: 68%; font-size: 2.2rem; animation-delay: -9s; }

@keyframes phFloat {
  0%, 100% { transform: translateY(0); opacity: 0.45; }
  50% { transform: translateY(-10px); opacity: 0.8; }
}

.ph-hero-content { position: relative; z-index: 1; max-width: 680px; }

.ph-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
  background: rgba(96, 165, 250, 0.1);
  border: 1px solid rgba(96, 165, 250, 0.28);
  border-radius: 100px;
  padding: 6px 14px;
  margin-bottom: 12px;
}

.ph-hero-title {
  font-size: clamp(1.75rem, 4.2vw, 2.45rem);
  font-weight: 900;
  color: var(--text);
  letter-spacing: -0.03em;
  margin: 0 0 10px;
  line-height: 1.1;
}

.ph-hero-title em {
  font-style: normal;
  background: linear-gradient(90deg, #60a5fa, var(--text) 42%, var(--mint, #00f5d4));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.ph-hero-sub {
  font-size: 0.9rem;
  color: var(--text3);
  line-height: 1.65;
  margin: 0 0 16px;
  max-width: 540px;
}

.ph-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.ph-stat-chip {
  padding: 8px 14px;
  border-radius: 12px;
  background: color-mix(in srgb, var(--text) 4%, transparent);
  border: 1px solid color-mix(in srgb, var(--text) 8%, transparent);
  text-align: center;
  min-width: 88px;
}

.ph-stat-val {
  display: block;
  font-family: 'Nunito', sans-serif;
  font-size: 1.05rem;
  font-weight: 900;
  color: var(--text);
}

.ph-stat-lbl {
  display: block;
  font-size: 0.58rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #666;
  margin-top: 2px;
}

.ph-stat-chip--mint .ph-stat-val { color: var(--mint, #00f5d4); }
.ph-stat-chip--blue .ph-stat-val { color: var(--cyan); }

/* Dashboard */
.ph-dash {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  margin-bottom: 16px;
  align-items: stretch;
}

.ph-dash-ring {
  padding: 18px 22px;
  border-radius: 20px;
  background: color-mix(in srgb, var(--text) 3%, transparent);
  border: 1px solid color-mix(in srgb, var(--text) 8%, transparent);
  text-align: center;
  min-width: 140px;
}

.ph-ring-wrap {
  position: relative;
  width: 80px;
  height: 80px;
  margin: 0 auto 8px;
}

.ph-ring-svg {
  width: 80px;
  height: 80px;
  transform: rotate(-90deg);
}

.ph-ring-track {
  fill: none;
  stroke: color-mix(in srgb, var(--text) 8%, transparent);
  stroke-width: 5;
}

.ph-ring-fill {
  fill: none;
  stroke: url(#phGradRing);
  stroke-width: 5;
  stroke-linecap: round;
  stroke-dasharray: 251;
  stroke-dashoffset: 251;
  transition: stroke-dashoffset 0.7s cubic-bezier(0.34, 1.2, 0.64, 1);
}

.ph-ring-center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--text);
}

.ph-ring-pct {
  font-family: 'Nunito', sans-serif;
  font-size: 0.55rem;
  font-weight: 800;
  color: #888;
  margin-top: 2px;
}

.ph-ring-label {
  font-size: 0.68rem;
  font-weight: 700;
  color: #777;
}

.ph-dash-quest {
  padding: 16px 18px;
  border-radius: 20px;
  background: color-mix(in srgb, var(--text) 3%, transparent);
  border: 1px solid color-mix(in srgb, var(--text) 8%, transparent);
}

.ph-quest-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.ph-quest-title { font-size: 0.72rem; font-weight: 800; color: var(--text2); }

.ph-quest-reward {
  font-size: 0.62rem;
  font-weight: 800;
  color: var(--mint, #00f5d4);
  padding: 3px 8px;
  border-radius: 100px;
  background: rgba(0, 245, 212, 0.1);
  border: 1px solid rgba(0, 245, 212, 0.25);
}

.ph-quest-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
}

.ph-quest-chip {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.78rem;
  font-weight: 800;
  padding: 5px 10px;
  border-radius: 10px;
  border: 1px solid color-mix(in srgb, var(--text) 10%, transparent);
  background: var(--bg3);
  color: var(--text);
  cursor: pointer;
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: border-color 0.2s, transform 0.2s;
}

.ph-quest-chip.done {
  border-color: rgba(0, 245, 212, 0.45);
  background: rgba(0, 245, 212, 0.08);
  color: var(--mint, #00f5d4);
}

.ph-quest-chip:hover:not(.done) {
  border-color: rgba(96, 165, 250, 0.4);
  transform: translateY(-1px);
}

.ph-quest-status {
  font-size: 0.68rem;
  color: #666;
  margin: 0;
  line-height: 1.45;
}

.ph-session-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  margin-bottom: 18px;
  border-radius: 14px;
  background: color-mix(in srgb, var(--text) 3%, transparent);
  border: 1px solid color-mix(in srgb, var(--text) 6%, transparent);
}

.ph-session-label {
  font-size: 0.62rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #555;
  white-space: nowrap;
}

.ph-session-track {
  flex: 1;
  height: 6px;
  border-radius: 99px;
  background: color-mix(in srgb, var(--text) 6%, transparent);
  overflow: hidden;
}

.ph-session-fill {
  height: 100%;
  width: 0%;
  border-radius: 99px;
  background: linear-gradient(90deg, #60a5fa, var(--mint, #00f5d4));
  transition: width 0.45s cubic-bezier(0.34, 1.2, 0.64, 1);
}

.ph-session-msg {
  font-size: 0.68rem;
  font-weight: 700;
  color: #888;
  max-width: 200px;
  text-align: right;
}

/* Shell */
.ph-shell {
  border-radius: 24px;
  overflow: hidden;
  background: color-mix(in srgb, var(--bg2) 75%, transparent);
  border: 1px solid color-mix(in srgb, var(--text) 8%, transparent);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.45);
  margin-bottom: 40px;
}

.ph-dock {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  padding: 10px 12px;
  background: var(--bg3);
  border-bottom: 1px solid color-mix(in srgb, var(--text) 6%, transparent);
}

.ph-dock-glider {
  position: absolute;
  top: 10px;
  left: 12px;
  height: 48px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(96, 165, 250, 0.28), rgba(0, 245, 212, 0.15));
  border: 1px solid rgba(96, 165, 250, 0.32);
  box-shadow: 0 8px 24px rgba(96, 165, 250, 0.18);
  transition: transform 0.38s cubic-bezier(0.34, 1.35, 0.64, 1), width 0.38s;
  pointer-events: none;
  z-index: 0;
}

.ph-dock-tab {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  padding: 10px 8px;
  border: none;
  border-radius: 14px;
  background: transparent !important;
  color: #888 !important;
  cursor: pointer;
  font-family: 'Nunito', sans-serif;
  transition: color 0.25s;
}

.ph-dock-tab:hover { color: var(--text2) !important; }
.ph-dock-tab.active { color: var(--text) !important; }

.ph-dock-icon { font-size: 1.1rem; line-height: 1; }
.ph-dock-label {
  font-size: 0.6rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.ph-panel {
  display: none;
  padding: 24px 22px 30px;
  animation: phPanelIn 0.35s ease;
}

.ph-panel.active { display: block; }

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

/* Browse toolbar */
.ph-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.ph-search {
  flex: 1;
  min-width: 180px;
  max-width: 320px;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid color-mix(in srgb, var(--text) 10%, transparent);
  background: var(--bg3);
  color: var(--text);
  font-size: 0.85rem;
  font-family: 'Nunito', sans-serif;
}

.ph-search:focus {
  outline: none;
  border-color: rgba(96, 165, 250, 0.45);
}

.ph-pill {
  font-size: 0.72rem;
  font-weight: 700;
  color: #777;
  padding: 5px 12px;
  border-radius: 100px;
  background: color-mix(in srgb, var(--text) 4%, transparent);
  border: 1px solid color-mix(in srgb, var(--text) 7%, transparent);
}

.ph-pill strong { color: var(--cyan); font-weight: 800; }
.ph-pill--streak {
  color: var(--gold);
  border-color: rgba(251, 191, 36, 0.3);
  background: rgba(251, 191, 36, 0.08);
}
.ph-pill--streak[hidden] { display: none !important; }

.ph-tool-btn {
  padding: 6px 14px;
  border-radius: 10px;
  border: 1px solid color-mix(in srgb, var(--text) 10%, transparent);
  background: color-mix(in srgb, var(--text) 4%, transparent);
  color: var(--text3);
  font-size: 0.72rem;
  font-weight: 700;
  cursor: pointer;
  font-family: 'Nunito', sans-serif;
  transition: all 0.2s;
}

.ph-tool-btn:hover {
  border-color: rgba(96, 165, 250, 0.4);
  color: var(--text);
}

.ph-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.ph-cat-btn {
  padding: 7px 14px;
  border-radius: 100px;
  border: 1px solid color-mix(in srgb, var(--text) 10%, transparent);
  background: color-mix(in srgb, var(--text) 3%, transparent);
  color: #888;
  font-size: 0.72rem;
  font-weight: 700;
  cursor: pointer;
  font-family: 'Nunito', sans-serif;
  transition: all 0.2s;
}

.ph-cat-btn:hover { border-color: rgba(96, 165, 250, 0.35); color: var(--text2); }
.ph-cat-btn.active {
  color: var(--text);
  border-color: rgba(96, 165, 250, 0.5);
  background: rgba(96, 165, 250, 0.12);
  box-shadow: 0 0 16px rgba(96, 165, 250, 0.15);
}

.ph-cat-btn .ph-cat-count {
  font-size: 0.58rem;
  opacity: 0.7;
  margin-left: 4px;
}

/* Phrase cards */
.ph-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ph-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 16px 18px;
  border-radius: 16px;
  background: color-mix(in srgb, var(--text) 3%, transparent);
  border: 1px solid color-mix(in srgb, var(--text) 8%, transparent);
  cursor: pointer;
  transition: border-color 0.22s, transform 0.22s, box-shadow 0.22s;
}

.ph-card:hover {
  border-color: rgba(96, 165, 250, 0.35);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
}

.ph-card.heard {
  border-color: rgba(0, 245, 212, 0.45);
  background: rgba(0, 245, 212, 0.04);
}

.ph-card-body { min-width: 0; }

.ph-card-top {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  flex-wrap: wrap;
}

.ph-card-jp {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--text);
  line-height: 1.35;
  flex: 1;
  min-width: 0;
}

.ph-cat-tag {
  font-size: 0.55rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 3px 8px;
  border-radius: 100px;
  flex-shrink: 0;
}

.ph-cat-tag--greetings { color: var(--sakura); background: rgba(255, 101, 132, 0.12); border: 1px solid rgba(255, 101, 132, 0.25); }
.ph-cat-tag--polite { color: var(--purple); background: rgba(167, 139, 250, 0.12); border: 1px solid rgba(167, 139, 250, 0.25); }
.ph-cat-tag--questions { color: var(--cyan); background: rgba(96, 165, 250, 0.12); border: 1px solid rgba(96, 165, 250, 0.25); }
.ph-cat-tag--useful { color: var(--mint, #00f5d4); background: rgba(0, 245, 212, 0.1); border: 1px solid rgba(0, 245, 212, 0.25); }

.ph-card-rom {
  font-size: 0.75rem;
  font-weight: 700;
  color: #666;
  margin-top: 4px;
}

.ph-card-en {
  font-size: 0.88rem;
  color: var(--text2);
  margin-top: 6px;
  line-height: 1.4;
}

.ph-card-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.ph-audio-btn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid color-mix(in srgb, var(--text) 12%, transparent);
  background: var(--bg3);
  font-size: 1.1rem;
  cursor: pointer;
  transition: transform 0.2s, background 0.2s;
}

.ph-audio-btn:hover {
  transform: scale(1.08);
  background: rgba(96, 165, 250, 0.2);
  border-color: rgba(96, 165, 250, 0.4);
}

.ph-card-check {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid color-mix(in srgb, var(--text) 12%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: transparent;
  transition: all 0.25s;
}

.ph-card.heard .ph-card-check {
  border-color: var(--mint, #00f5d4);
  background: rgba(0, 245, 212, 0.15);
  color: var(--mint, #00f5d4);
}

/* Match */
.ph-match-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
}

.ph-match-title {
  font-family: 'Nunito', sans-serif;
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--text);
  margin: 0;
}

.ph-match-sub {
  font-size: 0.75rem;
  color: #666;
  margin: 4px 0 0;
}

.ph-match-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  max-width: 640px;
  margin: 0 auto;
}

.ph-match-col { display: flex; flex-direction: column; gap: 8px; }

.ph-match-item {
  background: color-mix(in srgb, var(--text) 3%, transparent);
  border: 2px solid color-mix(in srgb, var(--text) 8%, transparent);
  border-radius: 14px;
  padding: 14px 16px;
  cursor: pointer;
  font-size: 0.88rem;
  color: var(--text, #ddd);
  transition: all 0.22s;
  text-align: center;
  user-select: none;
}

.ph-match-item:hover:not(.matched) {
  border-color: rgba(96, 165, 250, 0.35);
  transform: translateY(-2px);
}

.ph-match-item.selected {
  border-color: #60a5fa;
  background: rgba(96, 165, 250, 0.12);
}

.ph-match-item.matched {
  border-color: rgba(0, 245, 212, 0.55);
  background: rgba(0, 245, 212, 0.08);
  color: var(--mint, #00f5d4);
  cursor: default;
}

.ph-match-item.wrong-match {
  border-color: #ff6584;
  background: rgba(255, 101, 132, 0.1);
  animation: phShake 0.4s ease;
}

@keyframes phShake {
  25% { transform: translateX(-4px); }
  75% { transform: translateX(4px); }
}

.ph-match-jp {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 1rem;
  font-weight: 900;
  line-height: 1.35;
}

.ph-match-result {
  text-align: center;
  font-size: 0.88rem;
  font-weight: 700;
  min-height: 28px;
  margin-top: 16px;
}

.ph-match-actions { text-align: center; margin-top: 14px; }

/* Quiz */
.ph-quiz-arena {
  max-width: 520px;
  margin: 0 auto;
  padding: 28px 24px;
  border-radius: 20px;
  background: color-mix(in srgb, var(--text) 3%, transparent);
  border: 1px solid color-mix(in srgb, var(--text) 8%, transparent);
  text-align: center;
}

.ph-quiz-label {
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #666;
  margin-bottom: 14px;
}

.ph-quiz-jp {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: clamp(1.5rem, 5vw, 2rem);
  font-weight: 900;
  color: var(--text);
  line-height: 1.35;
  margin-bottom: 8px;
}

.ph-quiz-rom {
  font-size: 0.82rem;
  color: #666;
  font-weight: 700;
  margin-bottom: 20px;
}

.ph-quiz-opts {
  display: grid;
  gap: 10px;
}

.ph-quiz-opt {
  padding: 14px 16px;
  border-radius: 14px;
  border: 2px solid color-mix(in srgb, var(--text) 10%, transparent);
  background: var(--bg3);
  color: var(--text);
  font-size: 0.88rem;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
  font-family: 'Nunito', sans-serif;
  transition: all 0.2s;
}

.ph-quiz-opt:hover:not(:disabled) {
  border-color: rgba(96, 165, 250, 0.4);
  transform: translateY(-1px);
}

.ph-quiz-opt.correct {
  border-color: var(--mint, #00f5d4);
  background: rgba(0, 245, 212, 0.1);
  color: var(--mint, #00f5d4);
}

.ph-quiz-opt.wrong {
  border-color: #ff6584;
  background: rgba(255, 101, 132, 0.1);
  color: #ff8a94;
}

.ph-quiz-opt:disabled { cursor: default; opacity: 0.85; }

.ph-quiz-progress {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-bottom: 18px;
}

.ph-quiz-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--text) 12%, transparent);
}

.ph-quiz-dot.done { background: var(--mint, #00f5d4); }
.ph-quiz-dot.current { background: #60a5fa; transform: scale(1.2); }
.ph-quiz-dot.miss { background: #ff6584; }

.ph-quiz-done {
  display: none;
  text-align: center;
  padding: 20px 10px;
}

.ph-quiz-done.show { display: block; }

.ph-toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  padding: 10px 18px;
  border-radius: 12px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text);
  background: var(--bg2);
  border: 1px solid rgba(96, 165, 250, 0.35);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s, transform 0.3s;
}

.ph-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

@media (max-width: 720px) {
  .ph-dash { grid-template-columns: 1fr; }
  .ph-session-msg { display: none; }
  .ph-panel { padding: 18px 14px 24px; }
  .ph-match-grid { grid-template-columns: 1fr; }
  .ph-card { grid-template-columns: 1fr; }
  .ph-card-actions { flex-direction: row; justify-content: flex-end; }
}

@media (prefers-reduced-motion: reduce) {
  .ph-hero-floats span, .ph-panel, .ph-match-item.wrong-match { animation: none; }
  .ph-dock-glider { transition: none; }
}