/* Guitar Cap v3 — mobile-first. Un solo file, token espliciti, niente
   patch sovrapposte: il responsive è la struttura, non un rattoppo. */

:root {
  --bg: #f4f6f8;
  --card: #ffffff;
  --ink: #17211f;
  --ink-2: #5e6d6a;
  --line: #e2e8ea;
  --teal: #0e7c6b;
  --teal-deep: #0b5c52;
  --teal-soft: #e0f1ee;
  --coral: #e8603c;
  --danger: #d9483b;
  --radius: 14px;
  --shadow: 0 6px 24px rgba(23, 33, 31, .07);
  --tap: 46px;
  /* Scala tipografica a 8 gradini (perizia UI): SOLO questi valori. */
  --fs-1: 10px;
  --fs-2: 11.5px;
  --fs-3: 13px;
  --fs-4: 14.5px;
  --fs-5: 16px;
  --fs-6: 18px;
  --fs-7: 22px;
  --fs-8: 26px;                 /* bersaglio minimo per il pollice */
  --safe-b: env(safe-area-inset-bottom, 0px);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  min-height: 100dvh;
}
h1 { font-size: var(--fs-7); font-weight: 800; letter-spacing: -.02em; margin: 0 0 8px; }
h2 { font-size: var(--fs-5); font-weight: 700; margin: 0 0 10px; }
p { margin: 0 0 10px; }
a { color: var(--teal); }
.muted { color: var(--ink-2); }
.small { font-size: var(--fs-3); }
.center { text-align: center; }

/* ---------- struttura ---------- */
#app { display: flex; flex-direction: column; min-height: 100dvh; }
.wrap {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 16px 16px calc(76px + var(--safe-b)); /* spazio per la tabbar */
  flex: 1;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 14px;
  box-shadow: var(--shadow);
}

/* ---------- barre di navigazione ---------- */
.topbar {
  background: var(--card);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 20;
}
.topbar-inner {
  max-width: 960px; margin: 0 auto;
  display: flex; align-items: center; gap: 12px;
  padding: 10px 16px;
}
.brand { font-weight: 800; color: var(--teal-deep); white-space: nowrap; }
.topnav { display: none; gap: 4px; flex: 1; }
.topnav button {
  border: 0; background: none; font: inherit; font-weight: 600;
  color: var(--ink-2); padding: 8px 14px; border-radius: 10px; cursor: pointer;
}
.topnav button.active { color: var(--teal-deep); background: var(--teal-soft); }
.user-chip { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.user-name { display: none; }

.tabbar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 20;
  display: flex;
  background: var(--card);
  border-top: 1px solid var(--line);
  padding-bottom: var(--safe-b);
}
.tabbar button {
  flex: 1; min-height: 56px;
  border: 0; background: none; font: inherit; font-size: var(--fs-2); font-weight: 600;
  color: var(--ink-2); cursor: pointer;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
}
.tabbar button.active { color: var(--teal-deep); }
.tab-ico { font-size: 20px; line-height: 1; }

/* ---------- bottoni e campi ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-height: var(--tap); padding: 10px 18px;
  border: 1px solid var(--line); border-radius: 12px;
  background: var(--card); color: var(--ink);
  font: inherit; font-weight: 700; cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--teal); border-color: var(--teal); color: #fff; }
.btn-primary:disabled { opacity: .6; }
.btn-ghost { background: transparent; }
.btn-sm { min-height: 38px; padding: 6px 12px; font-size: var(--fs-4); }
.btn-big { min-height: 56px; font-size: var(--fs-5); flex: 1; }
.btn-block { width: 100%; }

.field { display: block; margin-bottom: 12px; }
.field span { display: block; font-size: var(--fs-3); font-weight: 600; color: var(--ink-2); margin-bottom: 5px; }
.field select {
  width: 100%;
  font: inherit; font-size: var(--fs-5);
  padding: 12px 38px 12px 12px; border: 1px solid var(--line); border-radius: 10px;
  background: var(--card) url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="14" height="9" viewBox="0 0 14 9"><path d="M1 1l6 6 6-6" fill="none" stroke="%235e6d6a" stroke-width="2" stroke-linecap="round"/></svg>') no-repeat right 14px center;
  color: var(--ink);
  appearance: none; -webkit-appearance: none;
}
.field select:focus { outline: 2px solid var(--teal); outline-offset: 1px; border-color: var(--teal); }
.field input, .field textarea, .search {
  width: 100%;
  font: inherit; font-size: var(--fs-5);             /* niente zoom iOS */
  padding: 12px; border: 1px solid var(--line); border-radius: 10px;
  background: var(--card); color: var(--ink);
}
.field input:focus, .field textarea:focus, .search:focus {
  outline: 2px solid var(--teal); outline-offset: 1px; border-color: var(--teal);
}
.field-narrow input { max-width: 220px; }
.search { margin-bottom: 14px; }
.form-error { color: var(--danger); font-size: var(--fs-4); min-height: 1.2em; margin: 10px 0 0; }
.hint { color: var(--ink-2); font-size: var(--fs-3); margin-top: 8px; }
.empty {
  color: var(--ink-2); background: var(--bg);
  border: 1px dashed var(--line); border-radius: 10px;
  padding: 16px; font-size: var(--fs-4);
}

/* ---------- homepage pubblica ---------- */
.ld { min-height: 100dvh; display: flex; flex-direction: column; background: var(--bg); }
.ld a.btn { text-decoration: none; }
.ld-nav {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  width: 100%; max-width: 1020px; margin: 0 auto; padding: 14px 20px;
}
.ld-nav-actions { display: flex; align-items: center; gap: 8px; }
.ld-lang {
  display: inline-flex; border: 1px solid var(--line); border-radius: 10px; overflow: hidden;
}
.ld-lang button {
  border: 0; background: var(--card); color: var(--ink-2); cursor: pointer;
  font: inherit; font-size: var(--fs-3); font-weight: 700; padding: 8px 10px; min-height: 38px;
}
.ld-lang button.on { background: var(--teal-soft); color: var(--teal-deep); }
.ld-hero {
  text-align: center; padding: 42px 20px 34px;
  background: linear-gradient(180deg, var(--teal-soft), var(--bg) 72%);
}
.ld-kicker { font-size: var(--fs-3); font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--teal); }
.ld-hero h1 { font-size: clamp(32px, 6vw, 52px); line-height: 1.08; letter-spacing: -.02em; margin: 10px auto 12px; max-width: 680px; }
.ld-lead { color: var(--ink-2); font-size: var(--fs-6); max-width: 520px; margin: 0 auto 20px; }
.ld-cta-row { display: flex; flex-direction: column; align-items: center; gap: 10px; }
.ld-cta { min-width: 220px; }
.ld-secondary { color: var(--teal-deep); font-weight: 600; font-size: var(--fs-4); }
.ld-product {
  width: min(560px, 100%); margin: 34px auto 0; overflow: hidden; text-align: left;
  background: var(--card); border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow);
}
.ld-product-bar { display: flex; align-items: center; gap: 6px; padding: 10px 14px; border-bottom: 1px solid var(--line); background: var(--bg); }
.ld-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--line); }
.ld-product-title { margin-left: 8px; font-size: var(--fs-3); font-weight: 700; color: var(--ink-2); }
.ld-product-body { display: grid; gap: 14px; padding: 16px; }
.ld-today small { color: var(--teal); font-weight: 800; letter-spacing: .08em; font-size: var(--fs-2); }
.ld-today h3 { margin: 4px 0 10px; font-size: var(--fs-6); }
.ld-exercise { display: flex; align-items: center; gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--line); font-weight: 600; }
.ld-exercise:last-child { border-bottom: 0; }
.ld-play { width: 28px; height: 28px; flex-shrink: 0; display: grid; place-items: center; border-radius: 50%; background: var(--teal-soft); color: var(--teal-deep); font-size: var(--fs-2); }
.ld-mini-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.ld-mini { background: var(--bg); border-radius: 10px; padding: 10px 12px; display: grid; gap: 2px; }
.ld-mini b { font-size: 20px; }
.ld-mini span { color: var(--ink-2); font-size: var(--fs-2); }
.ld-mini.wide { grid-column: 1 / -1; }
.ld-bars { display: flex; align-items: flex-end; gap: 6px; height: 44px; margin-top: 6px; }
.ld-bars i { flex: 1; border-radius: 4px 4px 2px 2px; background: var(--teal); opacity: .85; }
.ld-bars i:nth-child(1) { height: 35%; } .ld-bars i:nth-child(2) { height: 55%; }
.ld-bars i:nth-child(3) { height: 45%; } .ld-bars i:nth-child(4) { height: 70%; }
.ld-bars i:nth-child(5) { height: 60%; } .ld-bars i:nth-child(6) { height: 90%; }
.ld-section { width: 100%; max-width: 960px; margin: 0 auto; padding: 36px 20px; text-align: center; }
.ld-section h2, .ld-bottom h2 { font-size: var(--fs-7); }
.ld-steps { display: grid; gap: 12px; margin-top: 18px; }
.ld-step { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px; text-align: left; }
.ld-step-num { width: 30px; height: 30px; display: grid; place-items: center; border-radius: 50%; background: var(--teal-soft); color: var(--teal-deep); font-weight: 800; margin-bottom: 8px; }
.ld-step h3 { margin: 0 0 4px; font-size: var(--fs-5); }
.ld-step p { color: var(--ink-2); margin: 0; }
.ld-bottom { text-align: center; padding: 28px 20px 46px; }
.ld-bottom p { color: var(--ink-2); }
.ld-foot {
  margin-top: auto; display: flex; justify-content: space-between; gap: 10px;
  width: 100%; max-width: 1020px; margin-left: auto; margin-right: auto;
  padding: 16px 20px; border-top: 1px solid var(--line); color: var(--ink-2); font-size: var(--fs-3);
}
@media (min-width: 700px) {
  .ld-steps { grid-template-columns: repeat(3, 1fr); }
  .ld-cta-row { flex-direction: row; justify-content: center; }
}

/* ---------- accesso ---------- */
.auth-wrap {
  min-height: 100dvh;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.auth-card {
  width: 100%; max-width: 380px;
  background: var(--card); border: 1px solid var(--line);
  border-radius: 18px; box-shadow: var(--shadow);
  padding: 28px 24px; text-align: center;
}
.auth-card form { text-align: left; margin-top: 16px; }
.brand-mark { font-size: 42px; line-height: 1; margin-bottom: 10px; }
.auth-links { margin-top: 16px; font-size: var(--fs-4); }

/* ---------- Home ---------- */
.hero { background: linear-gradient(135deg, var(--teal-deep), var(--teal)); border: 0; color: #fff; }
.hero h1 { color: #fff; }
.hero .muted { color: rgba(255, 255, 255, .82); }
.hero-actions { margin-top: 12px; display: flex; gap: 8px; flex-wrap: wrap; }
.hero .btn-primary { background: #fff; border-color: #fff; color: var(--teal-deep); }

/* ---------- pratica libera: scelta multipla ordinata ---------- */
.free-item { position: relative; display: flex; align-items: center; gap: 10px; }
.free-item .free-title { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.free-item .pick-go { color: var(--teal); font-size: var(--fs-4); }
.free-item.sel { background: var(--teal-soft); border-color: var(--teal); }
.sel-badge {
  width: 24px; height: 24px; flex-shrink: 0;
  display: grid; place-items: center;
  border: 1.5px solid var(--line); border-radius: 50%;
  font-size: var(--fs-3); font-weight: 800; color: #fff;
}
.free-item.sel .sel-badge { background: var(--teal); border-color: var(--teal); }
.free-item:not(.sel) .sel-badge { color: transparent; }

/* ---------- Libreria ---------- */
.library-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; margin-bottom: 12px; flex-wrap: wrap;
}
.library-head h1 { margin: 0; }
.ex-list, .session-list { list-style: none; margin: 0; padding: 0; }
.ex-row {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 10px 0; border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}
.ex-row:last-child { border-bottom: 0; }
.ex-main { display: flex; align-items: center; gap: 8px; min-width: 0; flex: 1 1 180px; }
.fav-btn {
  width: 34px; height: 34px; padding: 0; flex-shrink: 0;
  border: 0; background: none; font-size: 20px; line-height: 1;
  /* La stella spenta deve VEDERSI: 1.63:1 misurato dalla perizia col grigio chiaro. */
  color: var(--ink-2); cursor: pointer; -webkit-tap-highlight-color: transparent;
}
.fav-btn.on { color: #e8a13c; }
.ex-title { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ex-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; flex-wrap: wrap; justify-content: flex-end; }
.badge {
  font-size: var(--fs-2); font-weight: 700; border-radius: 99px; padding: 2px 8px;
  flex-shrink: 0; white-space: nowrap;
}
.badge-activity { background: var(--teal-soft); color: var(--teal-deep); }
.badge-static { background: #eef1f4; color: #5a6a77; }
.badge-interactive { background: #f3edff; color: #6b46d8; }

/* ---------- editor attività (bottom sheet → dialog) ---------- */
.sheet-backdrop {
  position: fixed; inset: 0; z-index: 50;
  background: rgba(18, 26, 24, .45);
  display: flex; align-items: flex-end; justify-content: center;
}
.sheet {
  width: 100%; max-width: 520px; max-height: 88dvh; overflow: auto;
  background: var(--card); border-radius: 18px 18px 0 0;
  padding: 20px 18px calc(18px + var(--safe-b));
}
.sheet-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 6px; }

/* ---------- pratica (schermo pieno, sopra le barre) ---------- */
.practice-screen {
  position: fixed; inset: 0; z-index: 40;
  background: var(--bg);
  display: flex; flex-direction: column;
}
.practice-top {
  display: flex; align-items: center; justify-content: space-between;
  padding: calc(10px + env(safe-area-inset-top, 0px)) 14px 10px;
}
.practice-body {
  flex: 1; overflow: auto;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 8px 20px; gap: 6px;
}
.practice-title { font-size: var(--fs-7); margin: 0; }
.material-instructions { color: var(--ink-2); max-width: 520px; white-space: pre-wrap; }
.material-bpm { color: var(--ink-2); }
.practice-timer {
  font-size: clamp(64px, 22vw, 120px);
  font-weight: 800; letter-spacing: -.03em;
  font-variant-numeric: tabular-nums;
  color: var(--teal-deep);
  line-height: 1.1;
}
.practice-timer.paused { color: var(--ink-2); }
.note-input {
  width: 100%; max-width: 420px;
  font: inherit; font-size: var(--fs-5);
  padding: 11px 14px; border: 1px solid var(--line); border-radius: 10px;
  background: var(--card); color: var(--ink);
  margin-top: 6px;
}
.note-input:focus { outline: 2px solid var(--teal); outline-offset: 1px; border-color: var(--teal); }
.practice-controls {
  display: flex; gap: 10px;
  padding: 12px 16px calc(14px + var(--safe-b));
  background: var(--card); border-top: 1px solid var(--line);
}
.practice-summary { max-width: 420px; margin: auto; text-align: center; }
.summary-actions { display: flex; flex-direction: column; gap: 10px; margin-top: 16px; }
.practice-empty { max-width: 420px; margin: 40px auto; text-align: center; }

/* ---------- progressi ---------- */
.stats-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 14px; }
.stats-4 { grid-template-columns: repeat(2, 1fr); }
.stat { text-align: center; padding: 14px 8px; margin: 0; }
.stat-n { display: block; font-size: var(--fs-8); font-weight: 800; color: var(--teal-deep); }

/* minuti al giorno: barre pure CSS, niente librerie */
.bars { display: flex; align-items: flex-end; gap: 6px; height: 110px; }
.bars-dense { gap: 2px; }
.bar-col { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; gap: 4px; height: 100%; min-width: 0; }
.bar { width: 100%; max-width: 34px; border-radius: 6px 6px 2px 2px; background: var(--teal); min-height: 2px; }
.bars-dense .bar { border-radius: 3px 3px 1px 1px; }
.bar-lbl { font-size: var(--fs-2); color: var(--ink-2); }
.bars-range { display: flex; justify-content: space-between; margin-top: 6px; }
.badge-record { background: #fdeeda; color: #7a4d00; }
.session-list li {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 9px 0; border-bottom: 1px solid var(--line);
}
.session-list li:last-child { border-bottom: 0; }
.session-main { min-width: 0; display: flex; flex-direction: column; }
.session-title { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.session-meta { color: var(--ink-2); font-size: var(--fs-4); flex-shrink: 0; font-variant-numeric: tabular-nums; }

/* ---------- onboarding (primo avvio) ---------- */
.onb {
  position: fixed; inset: 0; z-index: 70;
  background: var(--bg);
  display: grid; place-items: center;
  padding: 20px; overflow: auto;
}
.onb-panel { width: min(460px, 100%); display: grid; gap: 14px; }
.onb-head { text-align: center; }
.onb-head h1 { margin-bottom: 4px; }
.onb-cards { display: grid; gap: 10px; }
.onb-card {
  display: grid; grid-template-columns: 44px 1fr; grid-template-rows: auto auto;
  column-gap: 12px; align-items: center; text-align: left;
  padding: 14px 16px; border: 1px solid var(--line); border-radius: 16px;
  background: var(--card); font: inherit; cursor: pointer; box-shadow: var(--shadow);
}
.onb-card:active { background: var(--teal-soft); }
.onb-ico { grid-row: 1 / 3; font-size: 30px; }
.onb-card b { font-size: var(--fs-5); }
.onb-card small { color: var(--ink-2); font-size: var(--fs-3); }
.onb-steps { margin: 0; padding-left: 20px; display: grid; gap: 10px; color: var(--ink); }
.onb-steps li { padding-left: 4px; }

/* ---------- condivisione: anteprima della card ---------- */
.share-overlay {
  position: fixed; inset: 0; z-index: 80;
  background: rgba(10, 15, 12, .72);
  display: grid; place-items: center; padding: 18px;
}
.share-panel {
  width: min(420px, 100%); max-height: 92dvh; overflow: auto;
  display: grid; gap: 12px; padding: 14px;
  background: var(--card); border-radius: 18px; box-shadow: var(--shadow);
}
.share-img { width: 100%; height: auto; border-radius: 12px; display: block; }
.share-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.share-actions .btn { flex: 1; }

/* ---------- Home: streak nel saluto ---------- */
.hero-streak {
  display: inline-block; margin-top: 4px;
  font-size: var(--fs-4); font-weight: 700; color: #fff;
  background: rgba(0, 0, 0, .28); border-radius: 99px; padding: 4px 12px;
}

/* ---------- pratica: ultima serie loggata ---------- */
.ck-last-serie { color: #8ce0bd; font-size: var(--fs-3); font-variant-numeric: tabular-nums; }

/* ---------- storico: dettaglio serie (details/summary nativo) ---------- */
.session-detail { border-bottom: 1px solid var(--line); }
.session-detail:last-child { border-bottom: 0; }
.session-detail summary { list-style: none; cursor: pointer; }
.session-detail summary::-webkit-details-marker { display: none; }
.session-detail summary li { border-bottom: 0; }
.session-detail[open] summary { background: var(--bg); border-radius: 8px; }
.serie-detail {
  margin: 0 0 10px; padding: 8px 12px;
  background: var(--bg); border-radius: 8px;
  font-size: var(--fs-3); color: var(--ink-2); font-variant-numeric: tabular-nums;
  display: flex; flex-wrap: wrap; gap: 6px 14px;
}

/* Storico wave 3: run di routine espandibile, righe interne, eliminazione. */
.group-detail {
  margin: 4px 0 10px 8px; padding: 2px 0 2px 12px;
  border-left: 2px solid var(--line);
  display: flex; flex-direction: column; gap: 4px;
}
.hist-session {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 6px 0;
}
.hist-session .serie-detail { margin: 6px 0 0; width: 100%; }
.hist-session .session-main { flex: 1; }
.hist-flat { padding: 0; width: 100%; }
.hist-del { color: var(--ink-2); min-height: 34px; padding: 4px 10px; }

/* Wave 3 §2/§7: proposta BPM nell'editor, info tipo nei picker. */
.chip-lastbpm {
  font: inherit; font-size: var(--fs-3); font-weight: 700; cursor: pointer;
  min-height: 30px; padding: 3px 10px; border: 0; border-radius: 99px;
  background: var(--teal-soft); color: var(--teal-deep);
}
.pick-row { display: flex; justify-content: space-between; gap: 10px; }
.pick-row span:first-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pick-info { flex-shrink: 0; margin-left: auto; }

/* Icone SVG monocrome: 1em, colore ereditato (perizia UI). */
.icon { display: inline-block; vertical-align: -0.14em; }
.tab-ico .icon, .tile-ico .icon, .onb-ico .icon { vertical-align: 0; }
.brand-mark .icon { color: var(--teal); }
.btn-icon { min-width: var(--tap); font-size: var(--fs-6); }
.stat-flame { font-size: var(--fs-6); color: var(--coral); }
.hero-streak .icon { vertical-align: -0.18em; }

/* Utenti (admin): righe con selettori di ruolo e stato. */
.admin-list { list-style: none; margin: 0; padding: 0; }
.admin-list li {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 10px 0; border-bottom: 1px solid var(--line);
}
.admin-list li:last-child { border-bottom: 0; }
.admin-list .session-main { flex: 1 1 180px; }
.admin-field { display: grid; gap: 2px; font-size: var(--fs-2); color: var(--ink-2); }
.admin-field select { min-width: 120px; padding: 8px 30px 8px 10px; }

/* Wave 3 §3: la storia dell'esercizio dentro «View». */
.ex-history {
  background: var(--bg); border: 1px solid var(--line); border-radius: 10px;
  padding: 10px 12px; margin-bottom: 12px; display: grid; gap: 8px;
}
.ex-history-head { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.ex-history-head > .muted:last-child { margin-left: auto; }
.ex-history-bars { display: flex; align-items: flex-end; gap: 3px; height: 46px; }
.ex-history-bars .bar-col { flex: 1; display: flex; align-items: flex-end; height: 100%; }
.ex-history-bars .bar { width: 100%; border-radius: 3px 3px 0 0; background: var(--teal); opacity: .55; }
.ex-history-bars .bar-pr { opacity: 1; }
.ex-history-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 3px; }
.ex-history-list li { display: flex; justify-content: space-between; gap: 10px; font-size: var(--fs-3); font-variant-numeric: tabular-nums; }
.ck-summary .badge-record { background: rgba(232,161,60,.18); color: #f0c078; }

/* ---------- toast ---------- */
.toast {
  position: fixed; left: 50%; bottom: calc(84px + var(--safe-b)); z-index: 60;
  transform: translateX(-50%) translateY(16px);
  background: var(--ink); color: #fff;
  border-radius: 99px; padding: 10px 18px; font-size: var(--fs-4); font-weight: 600;
  opacity: 0; pointer-events: none;
  transition: opacity .2s, transform .2s;
  max-width: calc(100vw - 32px);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* Dita, non puntatori: sui touch i bersagli piccoli crescono. */
@media (pointer: coarse) {
  .btn-sm { min-height: 44px; min-width: 44px; }
  .fav-btn { width: 44px; height: 44px; }
  .dkbtn-mini { min-height: 44px; }
  .chip { min-height: 44px; }
  .hist-del { min-height: 44px; min-width: 44px; }
  .ck-icon { width: 44px; height: 44px; }
}

/* ---------- tablet e desktop ---------- */
@media (min-width: 768px) {
  .wrap { padding: 24px 24px 40px; }
  .stats-4 { grid-template-columns: repeat(4, 1fr); }
  .topnav { display: flex; }
  .user-name { display: inline; }
  .tabbar { display: none; }
  h1 { font-size: var(--fs-8); }
  .sheet-backdrop { align-items: center; }
  .sheet { border-radius: 18px; padding-bottom: 18px; }
  .summary-actions { flex-direction: row; justify-content: center; }
  .toast { bottom: 28px; }
  .practice-controls { justify-content: center; }
  .practice-controls .btn-big { max-width: 260px; }
}

/* ================== COCKPIT DI PRATICA (linguaggio di main) ============== */
.cockpit {
  --ck-bg: #0e1411; --ck-panel: #151d18; --ck-line: rgba(255,255,255,.09);
  --ck-text: #f4f5f1; --ck-muted: #9eaaa2; --ck-accent: #63d0a4;
  position: fixed; inset: 0; z-index: 40;
  display: grid; grid-template-rows: auto minmax(0, 1fr) auto auto;
  background: var(--ck-bg); color: var(--ck-text);
}
.ck-head {
  display: grid; grid-template-columns: 40px minmax(0, 1fr) auto;
  align-items: center; gap: 10px;
  padding: calc(8px + env(safe-area-inset-top, 0px)) 12px 8px;
  border-bottom: 1px solid var(--ck-line); background: #101713;
}
.ck-icon {
  width: 38px; height: 38px; padding: 0;
  border: 1px solid var(--ck-line); border-radius: 11px;
  background: #141c18; color: #a9b4ac; font: inherit; font-size: var(--fs-5); cursor: pointer;
}
.ck-icon.armed { background: #4a2a20; color: #ffb59d; border-color: #7a4632; }
.ck-head-copy { min-width: 0; display: grid; gap: 1px; }
.ck-head-copy strong { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: var(--fs-4); }
.ck-head-copy span { color: #849188; font-size: var(--fs-1); font-weight: 800; letter-spacing: .08em; }
.ck-status b { padding: 5px 9px; border-radius: 99px; background: rgba(99,208,164,.13); color: #8ce0bd; font-size: var(--fs-1); letter-spacing: .06em; }

.ck-material { min-height: 0; overflow: hidden; display: flex; }
.ck-material > * { flex: 1; min-width: 0; }
.material-activity { align-self: center; text-align: center; padding: 12px 20px; max-width: 640px; margin: 0 auto; }
.material-instructions { color: #c8d0ca; font-size: clamp(15px, 2.2vw, 19px); white-space: pre-wrap; }
.material-bpm { color: var(--ck-muted); }
.material-error { color: #ffb59d; text-align: center; padding: 16px; }
.material-muted { color: var(--ck-muted); text-align: center; padding: 16px; }

.ck-info {
  text-align: center; padding: 6px 16px 10px;
  display: flex; flex-direction: column; align-items: center; gap: 4px;
}
.ck-timer {
  font-size: clamp(44px, 9vh, 76px); font-weight: 800; letter-spacing: -.04em;
  font-variant-numeric: tabular-nums; line-height: 1.05; color: var(--ck-text);
}
.ck-reps { display: flex; align-items: baseline; gap: 6px; }
.ck-reps b { font-size: clamp(40px, 8vh, 64px); font-weight: 800; font-variant-numeric: tabular-nums; }
.ck-reps span { color: var(--ck-muted); font-size: var(--fs-5); }
.ck-sub { color: var(--ck-muted); font-size: var(--fs-3); font-variant-numeric: tabular-nums; }
.ck-note {
  width: 100%; max-width: 420px; font: inherit; font-size: var(--fs-4);
  padding: 9px 12px; border: 1px solid var(--ck-line); border-radius: 10px;
  background: #0f1612; color: var(--ck-text);
}

.ck-dock {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 8px 10px calc(10px + var(--safe-b));
  border-top: 1px solid var(--ck-line); background: #101713;
}
.ck-bpm { display: grid; grid-template-columns: 42px 38px 64px 38px 42px; gap: 4px; }
.ck-bpm button {
  height: 46px; padding: 0; border: 1px solid var(--ck-line); border-radius: 10px;
  background: #17211b; color: #edf2ee; font: inherit; font-size: var(--fs-2); font-weight: 800; cursor: pointer;
}
.ck-bpm button:first-child, .ck-bpm button:last-child { background: #1c2922; color: #91dabb; }
.ck-bpm-readout {
  height: 46px; display: grid; place-items: center; align-content: center;
  border: 1px solid var(--ck-line); border-radius: 10px; background: #0b110e; line-height: 1;
}
.ck-bpm-readout b { font-size: var(--fs-5); font-variant-numeric: tabular-nums; }
.ck-bpm-readout span { margin-top: 2px; color: #77857d; font-size: var(--fs-1); font-weight: 900; letter-spacing: .07em; }
.ck-pause {
  min-width: 72px; height: 46px; border: 0; border-radius: 12px;
  background: var(--ck-accent); color: #0a1d15; font-size: var(--fs-6); font-weight: 900; cursor: pointer;
}
.ck-done {
  height: 46px; padding: 0 18px; border: 1px solid var(--ck-line); border-radius: 12px;
  background: #141c18; color: #bbc5be; font: inherit; font-weight: 800; cursor: pointer;
}
.ck-metro {
  width: 46px; height: 46px; padding: 0; border: 1px solid var(--ck-line); border-radius: 12px;
  background: #141c18; color: #7d8a82; font-size: 20px; cursor: pointer;
}
.ck-metro.on { background: rgba(99, 208, 164, .16); border-color: rgba(99, 208, 164, .5); color: #8ce0bd; }

/* Log manuale: «+ Serie» è il gesto più frequente, quindi il più grande. */
.ck-serie {
  flex: 1; max-width: 190px; height: 46px; padding: 0 14px;
  border: 1px solid rgba(99, 208, 164, .55); border-radius: 12px;
  background: rgba(99, 208, 164, .16); color: #8ce0bd;
  font: inherit; font-size: var(--fs-4); font-weight: 900; cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.ck-serie:disabled { opacity: .45; }
.ck-serie.flash { animation: serie-flash .45s ease-out; }
@keyframes serie-flash {
  0% { background: var(--ck-accent); color: #0a1d15; }
  100% { background: rgba(99, 208, 164, .16); color: #8ce0bd; }
}
/* Col bottone Serie nel dock, la pausa si stringe: resta comoda, non domina. */
.ck-dock:has(.ck-serie) .ck-pause { min-width: 52px; }

.ck-overlay {
  position: absolute; inset: 0; z-index: 45; display: grid; place-items: center;
  padding: 20px; background: rgba(8,13,10,.78); backdrop-filter: blur(4px);
}
.ck-overlay-card {
  width: min(460px, 100%); display: grid; gap: 12px; padding: 22px;
  border: 1px solid rgba(255,255,255,.13); border-radius: 20px;
  background: #18211c; text-align: center;
}
.ck-check {
  width: 44px; height: 44px; display: grid; place-items: center; margin: 0 auto;
  border-radius: 50%; background: rgba(99,208,164,.15); color: #82ddb8; font-size: var(--fs-7);
}
.ck-overlay-done { color: var(--ck-muted); margin: 0; }
.ck-next { display: grid; gap: 2px; padding: 12px; border-radius: 13px; background: #111813; }
.ck-next span { color: #9eaaa2; font-size: var(--fs-1); font-weight: 800; letter-spacing: .1em; }
.ck-next b { font-size: var(--fs-5); }
.ck-next small { color: #8ce0bd; }
.ck-countdown { font-size: 52px; font-weight: 800; font-variant-numeric: tabular-nums; line-height: 1; }
.ck-overlay-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.ck-overlay .btn-ghost { border-color: var(--ck-line); color: #bbc5be; background: transparent; }

.ck-summary { place-self: center; grid-row: 1 / -1; width: min(560px, calc(100% - 32px)); display: grid; gap: 14px; padding: 26px; border: 1px solid var(--ck-line); border-radius: 22px; background: #18211c; text-align: center; margin: 20px auto; overflow: auto; max-height: calc(100dvh - 40px); }
.ck-summary h1 { color: var(--ck-text); }
.ck-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.ck-stats > div { display: grid; gap: 3px; padding: 13px; border-radius: 13px; background: #111813; }
.ck-stats b { font-size: var(--fs-7); }
.ck-stats span { color: #9aa69f; font-size: var(--fs-1); }
.ck-summary-list { list-style: none; margin: 0; padding: 0; text-align: left; }
.ck-summary-list li { display: grid; grid-template-columns: 22px minmax(0,1fr) auto; gap: 8px; align-items: center; padding: 8px 0; border-bottom: 1px solid var(--ck-line); }
.ck-summary-list li:last-child { border-bottom: 0; }
.ck-summary-list em { font-style: normal; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ck-summary-list small { color: #9aa69f; font-variant-numeric: tabular-nums; }
.ck-summary .summary-actions .btn-ghost { border-color: var(--ck-line); color: #bbc5be; }

/* ---------- lettori (immagine, PDF, spartito) ---------- */
.reader { display: flex; flex-direction: column; min-height: 0; }
.reader-bar {
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
  padding: 7px 10px; background: #121a15; border-bottom: 1px solid var(--ck-line);
}
.reader-label { color: #aebbb2; font-size: var(--fs-2); font-variant-numeric: tabular-nums; }
.reader-sep { flex: 0 0 8px; }
.dkbtn-mini {
  min-width: 36px; height: 32px; padding: 0 10px;
  border: 1px solid var(--ck-line); border-radius: 9px;
  background: #17211b; color: #cdd6d0; font: inherit; font-size: var(--fs-3); font-weight: 700; cursor: pointer;
}
.reader-surface { flex: 1; min-height: 0; overflow: auto; padding: 8px; text-align: center; }
.reader-surface img { display: block; margin: 0 auto; height: auto; }
.reader-surface canvas { display: inline-block; max-width: none; }
.reader-paper { background: linear-gradient(180deg, #dfdbd1 0%, #d5d1c7 100%); }
.reader-paper #atStatic, .reader-paper #atLive { background: #f4efe3; margin: 0 auto; max-width: 1100px; text-align: left; padding: 14px 10px 40px; }

/* Cursore del playback alphaTab: SEMPRE visibile, così sai dove sei. */
.reader-paper .at-cursor-bar { background: rgba(99, 208, 164, .22); }
.reader-paper .at-cursor-beat { background: rgba(14, 110, 84, .85); width: 3px; }
.reader-paper .at-highlight * { fill: #1d7658 !important; stroke: #1d7658 !important; }

.material-activity { max-width: min(640px, 100%); }
#matAudio { width: min(560px, 100%); max-width: 100%; margin-top: 10px; }
.yt-frame { position: relative; width: min(720px, 100%); max-width: 100%; margin: 10px auto 0; aspect-ratio: 16 / 9; }
.yt-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; border-radius: 12px; }
#matVideo { width: min(720px, 100%); max-width: 100%; margin-top: 10px; border-radius: 12px; background: #000; }
.video-speeds { display: flex; gap: 6px; justify-content: center; margin-top: 8px; }

/* ---------- tipi contenuto (libreria) ---------- */
.type-tiles { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.type-tile {
  display: grid; gap: 2px; justify-items: center; padding: 14px 8px;
  border: 1px solid var(--line); border-radius: 14px; background: var(--card);
  font: inherit; cursor: pointer;
}
.type-tile:active { background: var(--teal-soft); }
.type-tile .tile-ico { font-size: var(--fs-7); }
.type-tile b { font-size: var(--fs-4); }
.type-tile small { color: var(--ink-2); font-size: var(--fs-2); }

.sheet-wide { max-width: 720px; }
.sheet-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.preview-holder { min-height: 220px; max-height: 55dvh; overflow: auto; border: 1px solid var(--line); border-radius: 12px; margin-top: 8px; display: flex; flex-direction: column; background: #10151a; }
.preview-holder .reader { flex: 1; }
.preview-holder .material-activity { color: var(--ink); padding: 16px; }
.preview-holder .material-instructions { color: var(--ink-2); }
.pick-list { list-style: none; margin: 10px 0 0; padding: 0; display: grid; gap: 6px; max-height: 40dvh; overflow: auto; }
.pick-list .btn { justify-content: flex-start; text-align: left; width: 100%; max-width: 100%; min-width: 0; }
.pick-list li { min-width: 0; }
.pick-info { flex-shrink: 0; margin-left: auto; white-space: nowrap; }
.session-open { cursor: pointer; }
.row-form { display: flex; gap: 8px; align-items: end; margin-top: 10px; }
.row-form .field { flex: 1; margin-bottom: 0; }

/* ---------- routine ---------- */
.routine-card { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.routine-main { display: grid; gap: 2px; min-width: 160px; }
.ritem-list { list-style: none; margin: 0 0 10px; padding: 0; }
.ritem { padding: 10px 0; border-bottom: 1px solid var(--line); }
.ritem:last-child { border-bottom: 0; }
.ritem-title { display: flex; align-items: baseline; gap: 8px; margin-bottom: 6px; }
.ritem-controls { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.ritem-controls label { display: flex; align-items: center; gap: 5px; color: var(--ink-2); font-size: var(--fs-3); }
.ritem-controls input { width: 66px; font: inherit; font-size: var(--fs-4); padding: 7px; border: 1px solid var(--line); border-radius: 8px; }
.ritem-move { margin-left: auto; display: flex; gap: 4px; }

/* ---------- categorie (libreria) ---------- */
.cat-chips { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 14px; }
.chip {
  border: 1px solid var(--line); border-radius: 99px;
  background: var(--card); color: var(--ink-2);
  font: inherit; font-size: var(--fs-3); font-weight: 700;
  padding: 7px 13px; cursor: pointer; min-height: 36px;
}
.chip.on { background: var(--teal-soft); border-color: var(--teal); color: var(--teal-deep); }

/* ---------- oggi: riprendi routine + rifai ---------- */
.resume-card { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; border-left: 4px solid var(--teal); }
.resume-copy { display: grid; gap: 2px; }
.session-list li .btn { flex-shrink: 0; }
.bpm-chip {
  display: inline-block; font-size: var(--fs-3); font-weight: 800;
  color: var(--teal-deep); background: var(--teal-soft);
  border-radius: 99px; padding: 3px 9px;
}

/* ---------- oggi: routine fissata ---------- */
.pinned { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 10px; flex-wrap: wrap; }
.pinned-copy { display: grid; gap: 2px; }
.pinned-copy span { color: rgba(255,255,255,.8); font-size: var(--fs-3); }
/* Sfondo più solido sul capo chiaro del gradiente: contrasto misurato
   sotto 4.5:1 dalla perizia con lo sfondo al 14%. */
.btn-hero-ghost { background: rgba(0, 0, 0, .28); border-color: transparent; color: #fff; }

/* ---------- telefono in orizzontale: il MATERIALE prende tutto ---------- */
@media (max-height: 480px) and (orientation: landscape) {
  .cockpit { grid-template-rows: auto minmax(0, 1fr) auto; }
  /* l'area info esce dal flusso: badge flottante, il materiale respira */
  .ck-info {
    position: absolute; right: 8px; top: 52px; z-index: 30;
    padding: 6px 12px; gap: 0;
    background: rgba(15, 22, 18, .92);
    border: 1px solid var(--ck-line); border-radius: 12px;
  }
  .ck-timer { font-size: var(--fs-8); }
  .ck-reps b { font-size: var(--fs-7); }
  .ck-reps span { font-size: var(--fs-2); }
  .ck-sub { font-size: var(--fs-1); }
  .ck-note { display: none; }
  .ck-head { padding-top: 5px; padding-bottom: 5px; }
  .ck-dock { padding: 4px 8px calc(5px + var(--safe-b)); }
  .ck-bpm button, .ck-bpm-readout, .ck-pause, .ck-done, .ck-metro, .ck-serie { height: 38px; }
  .ck-metro { width: 38px; }
}
@media (max-width: 420px) {
  .ck-bpm { grid-template-columns: 36px 32px 56px 32px 36px; }
  .ck-done { padding: 0 12px; }
}

/* Telefono in verticale: il dock va su due righe — PRIMA i comandi che
   chiudono e registrano (Fine, Serie), sotto il BPM. Mai fuori schermo. */
@media (max-width: 520px) and (orientation: portrait) {
  .ck-dock { flex-wrap: wrap; row-gap: 6px; }
  .ck-bpm { flex-basis: 100%; grid-template-columns: 1fr 1fr 88px 1fr 1fr; order: 2; }
  .ck-serie { max-width: none; }
}