/* ================================================================
   segment-practice.css — Quick Practice page only.
   Every selector is prefixed .sd- so nothing leaks onto other pages.
   Colours come from shared-v2.css tokens (light + dark handled there).
   ================================================================ */

body { background: var(--paper); color: var(--ink); font-family: var(--sans); }

.sd-page { display: none; }
.sd-page.active { display: block; animation: sd-fade 0.25s ease; }
@keyframes sd-fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

.sd-shell {
  max-width: 820px;
  margin: 0 auto;
  padding: 40px 20px 96px;
}
.sd-center { text-align: center; padding-top: 96px; }

.sd-spinner {
  width: 32px; height: 32px;
  border: 3px solid var(--rule);
  border-top-color: var(--accent);
  border-radius: 50%;
  margin: 0 auto;
  animation: sd-spin 0.8s linear infinite;
}
@keyframes sd-spin { to { transform: rotate(360deg); } }

/* ===== HERO ===== */
.sd-eyebrow {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.sd-eyebrow-rule { width: 28px; height: 1.5px; background: var(--accent); display: inline-block; }
.sd-title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(1.9rem, 4.5vw, 2.6rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 12px;
}
.sd-title em { font-style: italic; color: var(--accent); }
.sd-sub { color: var(--ink-soft); font-size: 1rem; line-height: 1.6; max-width: 600px; margin-bottom: 24px; }

/* ===== FREE NOTE ===== */
.sd-free-note {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  flex-wrap: wrap;
  background: var(--white);
  border: 1.5px solid var(--accent);
  border-radius: var(--radius);
  padding: 14px 18px;
  margin-bottom: 24px;
  font-size: 0.92rem;
  color: var(--ink-2);
}
.sd-free-note .btn { flex-shrink: 0; }

/* ===== CONTROLS ===== */
.sd-controls {
  display: flex; flex-wrap: wrap; align-items: flex-end; gap: 14px 18px;
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow);
}
.sd-control { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.sd-control-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.sd-select {
  font-family: var(--sans);
  font-size: 0.9rem;
  color: var(--ink);
  background: var(--paper);
  border: 1.5px solid var(--rule);
  border-radius: 8px;
  padding: 8px 10px;
  min-width: 180px;
  cursor: pointer;
}
.sd-select:focus-visible, .sd-seg-btn:focus-visible, .sd-row:focus-visible,
.sd-back:focus-visible, .sd-prev-toggle:focus-visible,
.sd-play-btn:focus-visible, .sd-mic-btn:focus-visible, .sd-playback:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.sd-seg {
  display: inline-flex;
  background: var(--paper-3);
  border: 1px solid var(--rule);
  border-radius: 9px;
  padding: 3px;
  gap: 2px;
}
.sd-seg-btn {
  font-family: var(--sans);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ink-soft);
  background: transparent;
  border: none;
  border-radius: 6px;
  padding: 6px 11px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s, color 0.15s;
}
.sd-seg-btn:hover { color: var(--ink); }
.sd-seg-btn.active { background: var(--white); color: var(--ink); box-shadow: 0 1px 3px rgba(20,34,47,0.12); }
/* ===== RANDOM CARD ===== */
.sd-random-card {
  display: flex; align-items: center; gap: 18px;
  margin-top: 18px;
  background: #14222f;
  border-radius: var(--radius);
  padding: 18px 20px;
  box-shadow: var(--shadow);
}
[data-theme="dark"] .sd-random-card { border: 1px solid var(--rule); }
.sd-random-icon {
  width: 48px; height: 48px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  background: rgba(247,243,235,0.08);
  border-radius: 12px;
}
.sd-random-info { flex: 1; min-width: 0; }
.sd-random-title { font-family: var(--serif); font-size: 1.2rem; font-weight: 500; color: #f7f3eb; margin-bottom: 3px; }
.sd-random-sub { font-size: 0.86rem; color: rgba(247,243,235,0.65); line-height: 1.45; }
.sd-random-btn { flex-shrink: 0; background: #b4471f; color: #fff; border: 1.5px solid #b4471f; }
.sd-random-btn:hover:not(:disabled) { background: #9a3c19; border-color: #9a3c19; transform: translateY(-1px); }
.sd-random-btn:disabled { opacity: 0.45; cursor: not-allowed; }
.sd-random-btn:focus-visible { outline: 2px solid #f7f3eb; outline-offset: 2px; }

/* ===== SEGMENT LIST ===== */
.sd-list-head {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  margin: 30px 2px 10px;
}
.sd-list-label {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-2);
}
.sd-count {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  white-space: nowrap;
}
.sd-empty { color: var(--ink-soft); padding: 32px 18px; text-align: center; }
.sd-list-tools { display: flex; align-items: center; gap: 10px; }
.sd-sort-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-left: 6px;
}
.sd-select.sd-sort { min-width: 0; padding: 6px 8px; font-size: 0.84rem; background: var(--white); }

.sd-seg-list {
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.sd-seg-list:empty { display: none; }

.sd-tag {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 20px;
  background: var(--paper-3);
  color: var(--ink-soft);
  white-space: nowrap;
}
.sd-tag-free { background: var(--accent); color: #fff; }
.sd-diff-easy   { color: var(--green); }
.sd-diff-medium { color: #a16207; }
.sd-diff-hard   { color: var(--accent); }
[data-theme="dark"] .sd-diff-easy   { color: #6fcf97; }
[data-theme="dark"] .sd-diff-medium { color: #e2b45e; }
[data-theme="dark"] .sd-diff-hard   { color: var(--accent-soft); }

.sd-group-head {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 18px 10px;
  background: var(--paper-3);
  border-bottom: 1px solid var(--rule-soft);
}
.sd-group-head:not(:first-child) { border-top: 1px solid var(--rule); }
.sd-group-icon { font-size: 1.1rem; flex-shrink: 0; }
.sd-group-title {
  flex: 1; min-width: 0;
  font-weight: 600; font-size: 0.93rem; color: var(--ink);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.sd-group-tags { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }
.sd-group-count { font-family: var(--mono); font-size: 10.5px; color: var(--ink-soft); white-space: nowrap; margin-left: 4px; }

.sd-row {
  width: 100%;
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr) auto auto 76px;
  align-items: center;
  gap: 12px;
  padding: 11px 18px;
  background: none;
  border: none;
  border-bottom: 1px solid var(--rule-soft);
  text-align: left;
  cursor: pointer;
  font-family: var(--sans);
  font-size: 0.9rem;
  color: var(--ink);
  transition: background 0.12s;
}
.sd-row:last-child { border-bottom: none; }
.sd-row:hover { background: rgba(180,71,31,0.04); }
.sd-row.is-free { background: rgba(180,71,31,0.06); }
.sd-row.locked { color: var(--ink-soft); }
.sd-row.locked .sd-pill { opacity: 0.55; }
.sd-row-num {
  font-family: var(--mono);
  font-size: 0.8rem;
  width: 28px; height: 28px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 7px;
  background: var(--paper-3);
  color: var(--ink-2);
}
.sd-row:hover:not(.locked) .sd-row-num { background: var(--accent); color: #fff; }
.sd-row-speaker { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sd-row-len { font-size: 0.8rem; color: var(--ink-soft); white-space: nowrap; }
.sd-pill {
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 500;
  padding: 3px 8px;
  border-radius: 6px;
  white-space: nowrap;
}
.sd-pill-en { background: rgba(180,71,31,0.1); color: var(--accent); }
.sd-pill-id { background: rgba(46,111,74,0.12); color: var(--green); }
[data-theme="dark"] .sd-pill-en { color: var(--accent-soft); background: rgba(212,105,74,0.16); }
[data-theme="dark"] .sd-pill-id { color: #6fcf97; background: rgba(111,207,151,0.12); }
.sd-row-right { text-align: right; }
.sd-row-best { font-family: var(--mono); font-size: 0.78rem; color: var(--green); white-space: nowrap; }
[data-theme="dark"] .sd-row-best { color: #6fcf97; }
.sd-row-best-empty, [data-theme="dark"] .sd-row-best-empty { color: var(--ink-soft); }
.sd-row-lock { font-size: 0.9rem; }

.sd-more-btn { display: flex; margin: 14px auto 0; }

/* ===== DRILL ===== */
.sd-drill-top { display: flex; align-items: flex-start; gap: 16px; margin-bottom: 18px; }
.sd-back {
  background: none;
  border: 1.5px solid var(--rule);
  border-radius: 8px;
  padding: 7px 12px;
  font-family: var(--sans);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  white-space: nowrap;
}
.sd-back:hover { border-color: var(--ink); }
.sd-drill-meta { min-width: 0; }
.sd-drill-title { font-family: var(--serif); font-size: 1.35rem; font-weight: 500; line-height: 1.2; color: var(--ink); }
.sd-drill-sub { font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; color: var(--ink-soft); margin-top: 4px; }

.sd-context {
  background: var(--paper-3);
  border: 1px solid var(--rule-soft);
  border-radius: var(--radius);
  padding: 14px 18px;
  margin-bottom: 16px;
}
.sd-context-label, .sd-transcript-label, .sd-compare-label, .sd-attempts-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 6px;
}
.sd-context-text { font-size: 0.92rem; line-height: 1.6; color: var(--ink-2); }
.sd-prev-toggle {
  margin-top: 10px;
  background: none; border: none; padding: 2px 0;
  font-family: var(--sans);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  cursor: pointer;
}
.sd-prev-line {
  margin-top: 8px;
  padding: 10px 12px;
  background: var(--white);
  border-left: 3px solid var(--rule);
  border-radius: 6px;
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--ink-2);
}
.sd-prev-speaker { font-weight: 600; color: var(--ink); }

.sd-card {
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: 16px;
  padding: 24px;
  box-shadow: var(--shadow);
  transition: opacity 0.2s;
}
.sd-card.sd-card-done .sd-stage { display: none; }
.sd-speaker-row { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.sd-speaker-avatar {
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--paper-3);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}
.sd-speaker-name { font-weight: 600; font-size: 1rem; color: var(--ink); }
.sd-speaker-dir { font-size: 0.85rem; color: var(--ink-soft); margin-top: 2px; }

.sd-stage {
  position: relative;
  min-height: 148px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 12px;
  padding: 16px 0;
  border-top: 1px solid var(--rule-soft);
  border-bottom: 1px solid var(--rule-soft);
  margin-bottom: 16px;
}
.sd-wave { width: 100%; max-width: 520px; height: 56px; display: block; }
.sd-play-btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 999px;
  padding: 14px 28px;
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 6px 20px -6px rgba(180,71,31,0.55);
  transition: transform 0.15s, background 0.15s;
}
.sd-play-btn:hover { background: var(--accent-soft); transform: translateY(-1px); }
.sd-play-icon { font-size: 0.85rem; }
.sd-mic-btn {
  width: 64px; height: 64px;
  border-radius: 50%;
  border: none;
  background: #dc2626;
  color: #fff;
  font-size: 1.3rem;
  cursor: pointer;
  box-shadow: 0 0 0 0 rgba(220,38,38,0.45);
}
.sd-mic-btn.recording { animation: sd-pulse 1.6s ease-out infinite; }
@keyframes sd-pulse {
  0%   { box-shadow: 0 0 0 0 rgba(220,38,38,0.45); }
  70%  { box-shadow: 0 0 0 16px rgba(220,38,38,0); }
  100% { box-shadow: 0 0 0 0 rgba(220,38,38,0); }
}
.sd-status { font-size: 0.88rem; color: var(--ink-soft); text-align: center; max-width: 440px; line-height: 1.5; min-height: 1.3em; }
.sd-status.active { color: #dc2626; font-weight: 600; }
[data-theme="dark"] .sd-status.active { color: #f87171; }

.sd-countdown { position: relative; width: 64px; height: 64px; }
.sd-countdown svg { transform: rotate(-90deg); }
.sd-countdown-track { fill: none; stroke: var(--rule); stroke-width: 4; }
.sd-countdown-arc { fill: none; stroke: var(--accent); stroke-width: 4; stroke-linecap: round; }
#sd-countdown-num {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono);
  font-size: 1.3rem;
  color: var(--ink);
}

.sd-transcript-box {
  background: var(--paper);
  border: 1.5px solid var(--rule-soft);
  border-radius: 10px;
  padding: 12px 14px;
  transition: border-color 0.2s;
}
.sd-transcript-box.active { border-color: #dc2626; }
.sd-transcript { font-size: 0.95rem; line-height: 1.6; color: var(--ink); min-height: 1.6em; }
.sd-transcript.placeholder { color: var(--ink-soft); font-style: italic; }
.sd-interim { color: var(--ink-soft); }
.sd-card.sd-card-done .sd-transcript-box { display: none; }

.sd-alert {
  margin-top: 14px;
  background: #fff8e6;
  border: 1px solid #f0c040;
  border-radius: 10px;
  padding: 14px 16px;
  font-size: 0.9rem;
  color: #7c5c00;
  line-height: 1.5;
}
.sd-alert p { margin: 4px 0 10px; }
[data-theme="dark"] .sd-alert { background: #2a2200; border-color: #7c5c00; color: #f0c040; }

.sd-actions { display: flex; gap: 10px; justify-content: flex-end; flex-wrap: wrap; margin-top: 16px; }
.sd-actions .btn:disabled { opacity: 0.6; cursor: default; transform: none; }
.sd-replay-note { margin-top: 10px; font-size: 0.82rem; color: var(--ink-soft); line-height: 1.5; text-align: right; }
.sd-replay-note.penalty { color: #dc2626; font-weight: 600; }
[data-theme="dark"] .sd-replay-note.penalty { color: #f87171; }

/* ===== RESULT ===== */
.sd-result {
  margin-top: 18px;
  background: var(--white);
  border: 1.5px solid var(--ink);
  border-radius: 16px;
  padding: 24px;
  box-shadow: var(--shadow-lg);
  scroll-margin-top: 84px;
  animation: sd-fade 0.3s ease;
}
[data-theme="dark"] .sd-result { border-color: var(--rule); }
.sd-result-head { display: flex; gap: 18px; align-items: flex-start; }
.sd-score-badge {
  flex-shrink: 0;
  width: 84px; height: 84px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-family: var(--mono);
  font-size: 1.45rem;
  font-weight: 500;
  transition: background 0.4s;
  box-shadow: inset 0 0 0 4px rgba(255,255,255,0.18);
}
.sd-result-head-text { min-width: 0; flex: 1; }
.sd-score-label { font-family: var(--serif); font-size: 1.4rem; font-weight: 500; color: var(--ink); line-height: 1.2; }
.sd-score-feedback { margin-top: 6px; font-size: 0.92rem; line-height: 1.55; color: var(--ink-2); }
.sd-score-feedback:empty { display: none; }
.sd-ai-type {
  display: inline-block;
  background: #6366f1;
  color: #fff;
  border-radius: 4px;
  padding: 1px 8px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-right: 6px;
}
.sd-ai-type.ok { background: #27ae60; }
.sd-ai-note { font-size: 0.72rem; color: var(--ink-soft); margin-top: 4px; letter-spacing: 0.02em; }
.sd-score-meta { margin-top: 8px; font-size: 0.8rem; color: var(--ink-soft); line-height: 1.7; }
.sd-score-meta strong { color: var(--ink-2); }
.sd-dot { margin: 0 8px; opacity: 0.6; }
.sd-dim { color: var(--ink-soft); }
.sd-score-meta .sd-warn, .sd-warn { color: #dc2626; }
[data-theme="dark"] .sd-score-meta .sd-warn, [data-theme="dark"] .sd-warn { color: #f87171; }

.sd-terms { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 16px; }
.sd-terms:empty { display: none; }
.sd-chip { font-size: 0.8rem; padding: 3px 10px; border-radius: 20px; font-weight: 500; }
.sd-chip.hit     { background: rgba(39,174,96,0.14);  color: #1e7b46; }
.sd-chip.partial { background: rgba(230,126,34,0.15); color: #a4550f; }
.sd-chip.miss    { background: rgba(220,38,38,0.1);   color: #b91c1c; }
[data-theme="dark"] .sd-chip.hit     { color: #6fcf97; }
[data-theme="dark"] .sd-chip.partial { color: #f0a868; }
[data-theme="dark"] .sd-chip.miss    { color: #f87171; }

.sd-compare { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 18px; }
.sd-compare-col { background: var(--paper); border: 1px solid var(--rule-soft); border-radius: 10px; padding: 14px; min-width: 0; }
.sd-compare-model { background: var(--paper-3); }
.sd-compare-text { font-size: 0.94rem; line-height: 1.6; color: var(--ink); overflow-wrap: anywhere; }
.sd-playback {
  margin-top: 10px;
  background: none;
  border: 1.5px solid var(--rule);
  border-radius: 8px;
  padding: 6px 12px;
  font-family: var(--sans);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
}
.sd-playback:hover { border-color: var(--ink); }

.sd-source { margin-top: 12px; font-size: 0.88rem; color: var(--ink-2); }
.sd-source summary { cursor: pointer; color: var(--accent); font-weight: 600; padding: 4px 0; }
.sd-source p { margin-top: 6px; line-height: 1.6; padding: 10px 12px; background: var(--paper); border-radius: 8px; }

.sd-attempts {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--rule-soft);
}
.sd-attempts:empty { display: none; }
.sd-attempts-row { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.sd-attempt {
  font-size: 0.82rem;
  color: var(--ink-soft);
  background: var(--paper-3);
  border-radius: 6px;
  padding: 4px 10px;
}
.sd-attempt strong { font-family: var(--mono); font-weight: 500; color: var(--ink-2); }
.sd-attempt.current { background: var(--ink); color: var(--paper); }
.sd-attempt.current strong { color: var(--paper); }
.sd-attempt-arrow { color: var(--ink-soft); font-size: 0.8rem; }
.sd-up { color: #27ae60; font-weight: 700; }
.sd-attempt.current .sd-up { color: #6fcf97; }
.sd-new-best { display: inline-block; margin-top: 10px; font-size: 0.85rem; font-weight: 700; color: var(--accent); }
.sd-best-note { display: inline-block; margin-top: 10px; font-size: 0.82rem; color: var(--ink-soft); }

.sd-result-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }

/* .btn is inline-flex, which drops the whitespace between icon and label. */
.sd-shell .btn, .sd-back, .sd-playback { gap: 6px; }
.sd-card.sd-card-done .sd-speaker-row { margin-bottom: 0; }

/* ===== MODALS ===== */
.sd-overlay {
  position: fixed; inset: 0;
  background: rgba(20,34,47,0.55);
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
  z-index: 1000;
}
.sd-modal {
  background: var(--white);
  border-radius: 16px;
  padding: 28px;
  max-width: 420px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  text-align: center;
}
.sd-modal-icon { font-size: 2rem; margin-bottom: 8px; }
.sd-modal-title { font-family: var(--serif); font-size: 1.4rem; font-weight: 500; color: var(--ink); margin-bottom: 10px; }
.sd-modal-body { font-size: 0.92rem; line-height: 1.6; color: var(--ink-2); margin-bottom: 20px; }
.sd-modal-actions { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; }

/* ===== MOBILE ===== */
@media (max-width: 720px) {
  .sd-shell { padding: 24px 16px 120px; }
  .sd-controls { flex-direction: column; align-items: stretch; }
  .sd-select { width: 100%; }
  .sd-seg { display: flex; }
  .sd-seg-btn { flex: 1; padding: 7px 6px; }
  .sd-random-card { flex-wrap: wrap; gap: 14px; padding: 16px; }
  .sd-random-btn { width: 100%; }
  .sd-list-head { margin-top: 26px; flex-wrap: wrap; row-gap: 10px; }
  .sd-list-tools { width: 100%; }
  .sd-list-tools .sd-count { flex: 1; }
  .sd-row {
    grid-template-columns: 28px minmax(0, 1fr) auto auto;
    gap: 6px 10px;
    padding: 11px 14px;
  }
  .sd-row-len { display: none; }
  .sd-group-head { padding: 11px 14px 9px; flex-wrap: wrap; row-gap: 6px; }
  .sd-group-title { flex-basis: calc(100% - 44px); white-space: normal; }
  .sd-group-tags { margin-left: 28px; }
  .sd-card, .sd-result { padding: 18px; }
  .sd-compare { grid-template-columns: 1fr; }
  .sd-result-head { gap: 14px; }
  .sd-score-badge { width: 68px; height: 68px; font-size: 1.15rem; }
  .sd-result-actions .btn { flex: 1 1 100%; }

  /* Keep the main recording controls within thumb reach. */
  .sd-actions {
    position: fixed;
    left: 0; right: 0; bottom: 0;
    margin: 0;
    padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
    background: var(--white);
    border-top: 1px solid var(--rule);
    box-shadow: 0 -6px 20px -10px rgba(20,34,47,0.25);
    z-index: 50;
  }
  .sd-actions .btn { flex: 1; }
  .sd-replay-note { text-align: left; }
  .sd-drill-top { flex-direction: column; gap: 10px; }
}