:root {
    --bg-deep: #0d0d1a;
    --bg-card: #1a1a2e;
    --bg-surface: #16213e;
    --primary: #BB86FC;
    --primary-dark: #9B5DE5;
    --secondary: #03DAC6;
    --accent: #FF6B6B;
    --gold: #FFD700;
    --wood: #8B4513;
    --wood-light: #C4956A;
    --text: #E0E0E0;
    --text-muted: #9E9E9E;
    --success: #4CAF50;
    --error: #CF6679;
    --xp-color: #FFD700;
    --bg-pill: #1a1a3a;
    --pill-text: #9E9E9E;
    --pill-border: #3a3a5a;
    --pill-locked-text: #3a3a5a;
    --pill-locked-border: #2a2a4a;
    --pill-locked-bg: #141422;
    --bg-bar: #2a2a4a;
    --nav-border: #2a2a4e;
    --hover-overlay: rgba(187,134,252,0.12);
    --shadow-color: rgba(0,0,0,0.5);
    --achievement-bg: linear-gradient(135deg,#2a1a4e,#1a2a4e);
    --xp-fill: #03DAC6;
    --heading: #E0E0E0;
    --bg-success: #1a3a1a;
    --bg-error: #3a1a1a;
    --bg-input: #2a2a4a;
    --border-input: #4a4a6a;
    --text-disabled: #4a4a6a;
    --bg-tuner: #12122a;
    --text-hint: #4a4a6a;
    --string-color: #D4A056;
    --inlay-color: #4a3a2a;
    --neck-fill: #3D2B1F;
    --nut-color: #C0C0C0;
    --fret-wire: #8a7a5a;
    --fret-number: #6a5a4a;
    --shape-root: rgba(255,107,107,0.25);
    --shape-note: rgba(187,134,252,0.15);
    --hover-fret: rgba(187,134,252,0.18);
    --flash-correct: rgba(76,175,80,0.40);
    --flash-wrong: rgba(207,102,121,0.40);
    --intune-zone: rgba(76,175,80,0.18);
    --center-line: rgba(255,255,255,0.15);
    --dim-overlay: rgba(0,0,0,0.30);
    --range-highlight: rgba(187,134,252,0.10);
    --premium-bg: linear-gradient(135deg,#FFD700,#FFA500);
    --btn-text-on-primary: #000;
    --debug-accent: #FF6B35;
    --debug-bg: #1a0f0a;
    --badge-glow: rgba(187,134,252,0.4);
}

[data-theme="light"] {
    /* ── backgrounds: clean neutral whites ── */
    --bg-deep: #F2F2F2;
    --bg-card: #FFFFFF;
    --bg-surface: #EBEBEB;
    /* ── maple amber: accents only ── */
    --primary: #B87028;
    --primary-dark: #8C5018;
    --secondary: #4A8270;
    --accent: #C0392B;
    /* ── text: neutral dark ── */
    --text: #1A1A1A;
    --text-muted: #606060;
    --heading: #111111;
    --text-disabled: #BBBBBB;
    --text-hint: #BBBBBB;
    /* ── semantic ── */
    --success: #2D6A4F;
    --error: #B83228;
    --bg-success: #F0F7F0;
    --bg-error: #FDF0F0;
    /* ── pills & borders: neutral with a whisper of warmth ── */
    --bg-pill: #EDEDED;
    --pill-text: #555555;
    --pill-border: #CEC4B0;
    --pill-locked-text: #BBBBBB;
    --pill-locked-border: #DEDEDE;
    --pill-locked-bg: #F5F5F5;
    /* ── surfaces ── */
    --bg-bar: #DEDEDE;
    --nav-border: #DDD5C8;
    --hover-overlay: rgba(184,112,40,0.07);
    --shadow-color: rgba(0,0,0,0.10);
    --achievement-bg: linear-gradient(135deg,#F5F5F5,#EBEBEB);
    --xp-fill: #B87028;
    --bg-input: #EFEFEF;
    --border-input: #CEC4B0;
    --bg-tuner: #EBEBEB;
    /* ── fretboard (keep warm wood feel on the neck itself) ── */
    --string-color: #8B6914;
    --inlay-color: #C4A87A;
    --neck-fill: #E8D8B8;
    --nut-color: #A09080;
    --fret-wire: #A08A5A;
    --fret-number: #8A7050;
    /* ── overlays ── */
    --shape-root: rgba(192,57,43,0.20);
    --shape-note: rgba(184,112,40,0.14);
    --hover-fret: rgba(184,112,40,0.14);
    --flash-correct: rgba(45,106,79,0.28);
    --flash-wrong: rgba(184,50,40,0.28);
    --intune-zone: rgba(45,106,79,0.14);
    --center-line: rgba(0,0,0,0.10);
    --dim-overlay: rgba(0,0,0,0.15);
    --range-highlight: rgba(184,112,40,0.07);
    --premium-bg: linear-gradient(135deg,#FFD700,#FFA500);
    --btn-text-on-primary: #fff;
    --debug-accent: #C0392B;
    --debug-bg: #FFFFFF;
    --badge-glow: rgba(184,112,40,0.30);
}

html, body {
    font-family: 'Roboto', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    background-color: var(--bg-deep);
    color: var(--text);
    margin: 0;
    padding: 0;
    height: 100%;
    overflow-x: hidden;
}

h1:focus { outline: none; }
h1, h2, h3, h4, h5, h6 { color: var(--heading); }

#blazor-error-ui {
    background: #b32121;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0,0,0,0.4);
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
    color: white;
}
#blazor-error-ui .dismiss { cursor: pointer; position: absolute; right: 0.75rem; top: 0.5rem; }

/* ── Fretboard ─────────────────────────────────────────────── */
.fretboard-wrap {
    overflow: hidden;
    padding: 8px 0;
}
.fretboard-svg { display: block; margin: 0 auto; cursor: pointer; width: 100%; height: auto; }
.fret-cell { fill: transparent; transition: fill 0.12s; pointer-events: all; }
.fret-cell:hover { fill: var(--hover-overlay); }
.fret-cell.correct-flash { fill: rgba(76,175,80,0.35); }
.fret-cell.wrong-flash  { fill: rgba(207,102,121,0.35); }
.note-dot { cursor: pointer; transition: transform 0.15s; }
.note-dot:hover { transform: scale(1.15); }
.shape-overlay { pointer-events: none; }

/* ── XP bar ─────────────────────────────────────────────────── */
.xp-bar-wrap { position: relative; height: 10px; border-radius: 5px; background: var(--bg-bar); overflow: hidden; }
.xp-bar-fill  { height: 100%; background: var(--xp-fill); border-radius: 5px; transition: width 0.6s ease; }
.xp-bar-text  { position: absolute; right: 6px; top: -2px; font-size: 10px; color: var(--text-muted); }

/* Game-mode score line below XP bar */
.xp-bar-game-line { display: flex; align-items: center; gap: 10px; font-size: 11px; color: var(--text-muted); margin-top: 4px; }
.xp-bar-game-line__item { white-space: nowrap; }
.xp-bar-game-line__item strong { color: var(--text); font-size: 12px; }
.xp-bar-game-line__streak { font-weight: 600; color: var(--gold); }
.xp-bar-game-line__xp { margin-left: auto; font-weight: 600; color: var(--gold); }
.xp-bar-game-line__xp--zero { color: var(--error); }
.xp-bar-game-line__mult-wrap { position: relative; cursor: default; }
.xp-bar-game-line__mult { font-size: 10px; font-weight: 600; color: var(--text-muted); background: var(--bg-surface); border-radius: 4px; padding: 1px 6px; }
.xp-bar-game-line__mult--zero { color: var(--error); background: color-mix(in srgb, var(--error) 10%, transparent); }
.xp-bar-game-line__tooltip { display: none; position: absolute; top: calc(100% + 6px); right: 0; background: var(--bg-card); border: 1px solid var(--pill-border); border-radius: 8px; padding: 8px 12px; font-size: 11px; color: var(--text-muted); white-space: nowrap; z-index: 100; box-shadow: 0 4px 16px rgba(0,0,0,0.3); flex-direction: column; gap: 3px; min-width: 150px; }
.xp-bar-game-line__mult-wrap:hover .xp-bar-game-line__tooltip { display: flex; }
.xp-level-label { transition: color 0.3s, text-shadow 0.3s; }
.level-up-glow { color: #FFD700 !important; text-shadow: 0 0 8px rgba(255,215,0,0.6); animation: levelGlow 0.6s ease 3; }
@keyframes levelGlow { 0%,100%{text-shadow:0 0 8px rgba(255,215,0,0.6)} 50%{text-shadow:0 0 18px rgba(255,215,0,0.9), 0 0 36px rgba(255,215,0,0.4)} }

/* Level-up banner */
.level-up-banner { position: absolute; top: -8px; left: 50%; transform: translateX(-50%); background: linear-gradient(135deg, #FFD700, #FFA500); color: #000; border-radius: 20px; padding: 6px 20px; display: flex; align-items: center; gap: 6px; font-weight: 700; font-size: 14px; box-shadow: 0 4px 20px rgba(255,215,0,0.5); z-index: 50; animation: levelBannerIn 0.4s ease forwards; white-space: nowrap; }
.level-up-icon { font-size: 18px; }
.level-up-text { letter-spacing: 0.5px; }
@keyframes levelBannerIn { 0%{opacity:0;transform:translateX(-50%) translateY(10px) scale(0.8)} 60%{opacity:1;transform:translateX(-50%) translateY(-4px) scale(1.05)} 100%{opacity:1;transform:translateX(-50%) translateY(0) scale(1)} }

/* ── Game card ─────────────────────────────────────────────── */
.game-card { background: var(--bg-card); border-radius: 16px; padding: 16px 20px; }
.target-note { font-size: clamp(2rem, 7vw, 3.5rem); font-weight: 700; color: var(--primary); text-align: center; line-height: 1.1; letter-spacing: -1px; }
/* ── Prompt card (unified note + feedback + actions) ───────── */
.prompt-card { text-align:center; margin-bottom:14px; }
.prompt-card__top { display:flex; align-items:center; gap:8px; margin-bottom:4px; justify-content:flex-end; }
.prompt-card__subtitle { font-size:12px; color:var(--text-muted); flex:1; text-align:center; }
.prompt-card__mode-btn { background:var(--bg-pill); border:1px solid var(--pill-border); border-radius:8px; width:34px; height:34px; font-size:16px; cursor:pointer; display:flex; align-items:center; justify-content:center; transition:border-color 0.2s, background 0.2s, color 0.2s; padding:0; line-height:1; color:var(--text-muted); flex-shrink:0; }
.prompt-card__mode-btn:hover { border-color:var(--primary); color:var(--primary); }
.prompt-card__mode-btn--on { border-color:var(--success); background:var(--bg-success); color:var(--success); box-shadow:0 0 0 2px color-mix(in srgb, var(--success) 25%, transparent); }
.prompt-card__mode-btn--solution { border-color:var(--text-muted); background:var(--bg-surface); color:var(--text); }
.prompt-card__mode-svg { width:18px; height:18px; }
.prompt-card__feedback { min-height:28px; margin-top:8px; display:flex; align-items:center; justify-content:center; gap:8px; }
.prompt-card__result { font-size:15px; font-weight:700; }
.prompt-card__xp { font-size:12px; font-weight:700; color:var(--gold); background:color-mix(in srgb, var(--gold) 12%, transparent); border-radius:6px; padding:2px 8px; }
.prompt-card__actions { display:flex; align-items:center; justify-content:center; gap:8px; margin-top:8px; flex-wrap:wrap; }
/* ── Score line (compact bar under XP bar) ─────────────────── */
.score-line { display:flex; align-items:center; gap:10px; font-size:12px; color:var(--text-muted); margin-bottom:14px; }
.score-line__score { font-size:12px; }
.score-line__score strong { color:var(--text); font-size:13px; }
.score-line__streak { font-size:12px; font-weight:600; color:var(--gold); }
.score-line__xp { margin-left:auto; font-weight:600; color:var(--gold); }
.score-line__xp--zero { color:var(--error); }
.score-line__mult { font-size:11px; font-weight:600; color:var(--text-muted); background:var(--bg-surface); border-radius:4px; padding:1px 6px; }
.score-line__mult--zero { color:var(--error); background:color-mix(in srgb, var(--error) 10%, transparent); }
/* ── Streak badge component ────────────────────────────────── */
.streak-badge {
    position: relative;
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    cursor: default;
}
.streak-badge__face {
    display: inline-flex;
    flex-direction: row;
    align-items: center;
    gap: 5px;
    height: 28px;
    background: rgba(255,215,0,0.12);
    border: 1px solid var(--gold);
    border-radius: 8px;
    padding: 0 10px;
    color: var(--gold);
    font-weight: 700;
    line-height: 1;
    transition: background 0.15s;
}
.streak-badge:hover .streak-badge__face {
    background: rgba(255,215,0,0.22);
}
.streak-badge__icon  { font-size: 14px; }
.streak-badge__days  { font-size: 12px; font-weight: 600; color: var(--gold); opacity: 0.9; }

/* Popup panel */
.streak-badge__popup {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    width: 280px;
    background: var(--bg-card);
    border: 1px solid var(--gold);
    border-radius: 20px;
    padding: 16px 20px;
    box-shadow: 0 8px 32px var(--shadow-color);
    pointer-events: none;
    opacity: 0;
    transform: translateY(-4px);
    transition: opacity 0.15s, transform 0.15s;
    z-index: 200;
}
.streak-badge:hover .streak-badge__popup {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}
.streak-badge__popup-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gold);
    margin-bottom: 10px;
    text-align: center;
}

/* Tier table */
.streak-badge__table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
.streak-badge__table th {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-muted);
    font-weight: 600;
    padding: 0 6px 6px;
    text-align: left;
    border-bottom: 1px solid var(--nav-border);
}
.streak-badge__table th:last-child { text-align: right; }
.streak-badge__table td {
    padding: 6px 6px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--nav-border);
}
.streak-badge__table td:last-child { text-align: right; color: var(--text); font-weight: 600; }
.streak-badge__table tr:last-child td { border-bottom: none; }

/* Highlight current tier row */
.streak-badge__row--current td {
    color: var(--gold) !important;
    font-weight: 700 !important;
}
.streak-badge__row--current td:first-child::before {
    content: "▶ ";
    font-size: 8px;
}

.streak-badge__popup-footer {
    margin-top: 10px;
    padding-top: 8px;
    border-top: 1px solid var(--nav-border);
    font-size: 11px;
    color: var(--text-muted);
    text-align: center;
}

.combo-pop { animation: comboPop 0.4s ease; }
@keyframes comboPop { 0%{transform:scale(1)} 50%{transform:scale(1.4)} 100%{transform:scale(1)} }

/* ── Achievement toast ─────────────────────────────────────── */
.achievement-toast { position: fixed; bottom: 80px; left: 50%; transform: translateX(-50%); background: var(--achievement-bg); border: 1px solid var(--primary); border-radius: 12px; padding: 12px 20px; display: flex; align-items: center; gap: 12px; z-index: 999; box-shadow: 0 8px 32px var(--shadow-color); animation: toastIn 0.4s ease; min-width: 280px; }
@keyframes toastIn { from{opacity:0;transform:translateX(-50%) translateY(20px)} to{opacity:1;transform:translateX(-50%) translateY(0)} }
.achievement-icon { font-size: 32px; }
.achievement-title { font-size: 12px; color: var(--primary); text-transform: uppercase; letter-spacing: 1px; font-weight: 600; }
.achievement-name  { font-size: 16px; color: var(--text); font-weight: 600; }

/* ── Mic strip (compact inline indicator) ──────────────────── */
.mic-strip { display:inline-flex; align-items:center; gap:6px; font-size:12px; color:var(--text-muted); }
.mic-strip__dot { width:6px; height:6px; border-radius:50%; background:var(--secondary); flex-shrink:0; }
.mic-strip__note { font-size:14px; font-weight:700; color:var(--secondary); }
.mic-strip__cents { font-size:11px; font-weight:600; }
.mic-strip__hint { font-size:11px; color:var(--text-hint); }

/* ── Mode cards ─────────────────────────────────────────────── */
.mode-card { background: var(--bg-card); border-radius: 14px; padding: 20px; cursor: pointer; border: 2px solid transparent; transition: border-color 0.2s, transform 0.15s, box-shadow 0.2s; }
.mode-card:hover  { border-color: var(--primary); transform: translateY(-2px); box-shadow: 0 8px 24px var(--hover-overlay); }
.mode-card.locked { opacity: 0.45; cursor: not-allowed; }
.mode-card.locked:hover { transform: none; border-color: transparent; box-shadow: none; }
.mode-icon { font-size: 2.5rem; margin-bottom: 10px; }
.mode-title { font-size: 1.1rem; font-weight: 700; color: var(--text); }
.mode-desc  { font-size: 0.85rem; color: var(--text-muted); margin-top: 4px; }
.premium-chip { background: linear-gradient(135deg,#FFD700,#FFA500); color: #000; border-radius: 10px; padding: 1px 8px; font-size: 10px; font-weight: 700; display: inline-block; margin-top: 6px; }

/* ── Profile ─────────────────────────────────────────────────── */
.level-badge { background: linear-gradient(135deg,var(--primary-dark),var(--primary)); border-radius: 50%; width: 72px; height: 72px; display: flex; align-items: center; justify-content: center; font-size: 1.8rem; font-weight: 700; color: white; box-shadow: 0 4px 20px var(--badge-glow); }
.stat-card { background: var(--bg-surface); border-radius: 12px; padding: 16px; text-align: center; }
.stat-value { font-size: 2rem; font-weight: 700; color: var(--primary); }
.stat-label { font-size: 0.8rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; }
.achievement-chip { background: var(--bg-surface); border-radius: 10px; padding: 8px 12px; display: flex; align-items: center; gap: 8px; }
.achievement-chip.locked { opacity: 0.35; }

/* ── Misc helpers ─────────────────────────────────────────────── */
.page-container { max-width: 900px; margin: 0 auto; padding: 16px; }
.section-title  { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 1.5px; color: var(--text-muted); margin-bottom: 12px; font-weight: 600; }
.correct-answer { color: var(--success) !important; }
.wrong-answer   { color: var(--error) !important; }
.pulse { animation: pulse 1.5s ease infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.55} }

/* ── Utility buttons ────────────────────────────────────────── */
.btn-primary { background:var(--primary); color:var(--btn-text-on-primary); border:none; border-radius:12px; padding:14px 32px; font-size:16px; font-weight:700; cursor:pointer; transition: opacity 0.15s, transform 0.1s; font-family: inherit; }
.btn-primary:hover  { opacity: 0.88; }
.btn-primary:active { transform: scale(0.97); }

/* ── Buy Me A Coffee button ────────────────────────────────── */
.bmc-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--primary);
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    font-family: inherit;
    border: none;
    border-radius: 10px;
    text-decoration: none;
    cursor: pointer;
    transition: opacity 0.15s, transform 0.1s;
    white-space: nowrap;
}
.bmc-btn:hover { opacity: 0.88; }
.bmc-btn:active { transform: scale(0.97); }
.bmc-btn--sm {
    padding: 6px 14px;
    font-size: 12px;
    border-radius: 8px;
    gap: 6px;
}
.bmc-btn--pill {
    background: var(--bg-surface);
    color: var(--text-muted);
    border: 1px solid var(--nav-border);
    width: auto;
    height: auto;
    padding: 6px 14px;
    font-size: 12px;
    border-radius: 8px;
    gap: 6px;
}
.bmc-btn--pill:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--hover-overlay);
    opacity: 1;
}
.bmc-btn__icon { font-size: 1.1em; }

/* ── Game access guard (locked / coming soon overlay) ────────── */
.guard-shell {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 60vh;
    padding: 24px 16px;
}
.guard-card {
    background: var(--bg-card);
    border: 1px solid var(--nav-border);
    border-radius: 20px;
    padding: 36px 28px;
    max-width: 400px;
    width: 100%;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}
.guard-icon  { font-size: 52px; line-height: 1; }
.guard-title { font-size: 22px; font-weight: 700; color: var(--text); }
.guard-mode-name { font-size: 16px; font-weight: 600; color: var(--primary); }
.guard-body  { font-size: 14px; color: var(--text-muted); line-height: 1.6; margin: 0; }
.guard-badge {
    display: inline-block;
    border-radius: 20px;
    padding: 4px 14px;
    font-size: 12px;
    font-weight: 700;
}
.guard-badge--soon    { background: var(--bg-pill); color: var(--secondary);    border: 1px solid var(--secondary); }
.guard-badge--level   { background: var(--bg-pill); color: var(--text-muted);   border: 1px solid var(--pill-border); }
.guard-badge--premium { background: var(--bg-pill); color: var(--gold);         border: 1px solid var(--gold); }
.guard-back { margin-top: 8px; padding: 12px 28px; font-size: 14px; }

/* ── Settings pills ─────────────────────────────────────────── */
.pill { background:var(--bg-pill);color:var(--pill-text);border:1px solid var(--pill-border);border-radius:14px;padding:4px 10px;font-size:11px;font-weight:600;cursor:pointer;white-space:nowrap; }
.pill-sm { padding:3px 7px;font-size:10px;border-radius:10px;min-width:26px;text-align:center; }
.pill-active { color:var(--primary);border-color:var(--primary);background:var(--bg-pill); }
.pill:hover:not(:disabled) { border-color:var(--primary); }
.pill-locked, .pill-locked.pill-active { color:var(--pill-locked-text) !important;border-color:var(--pill-locked-border) !important;background:var(--pill-locked-bg) !important;cursor:not-allowed !important;opacity:0.55; }
.pill-guitar { transition: color 0.2s, border-color 0.2s, background 0.2s; }
.pill-guitar--on { color:var(--success);border-color:var(--success);background:var(--bg-success); }
.pill-guitar--on:hover { border-color:var(--success); color:var(--success); }
.guitar-mode-row { display:flex; align-items:center; gap:10px; margin-top:12px; padding:10px 14px; background:var(--bg-surface); border-radius:12px; border:1px solid var(--nav-border); }

/* ── Settings bar + collapsible panel ───────────────────────── */
.settings-bar { display:flex; align-items:center; gap:8px; padding:10px 14px; margin-bottom:0; background:var(--bg-surface); border:1.5px solid var(--nav-border); border-radius:12px; cursor:pointer; transition:border-color 0.2s, border-radius 0.2s, background 0.2s; user-select:none; }
.settings-bar--open { border-radius:12px 12px 0 0; border-bottom-color:transparent; background:var(--bg-card); }
.settings-bar:hover { border-color:var(--primary); }
.settings-bar__icon-svg { width:18px; height:18px; flex-shrink:0; color:var(--text-muted); transition:color 0.2s; }
.settings-bar--open .settings-bar__icon-svg { color:var(--primary); }
.settings-bar__summary { flex:1; font-size:12px; color:var(--text-muted); overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.settings-bar__xp { font-size:11px; font-weight:700; color:var(--primary); background:var(--bg-pill); border:1px solid var(--pill-border); border-radius:8px; padding:2px 8px; white-space:nowrap; }
.settings-bar__xp--zero { color:var(--error); border-color:var(--error); }
.settings-bar__xp--low  { color:var(--accent); border-color:var(--accent); }
.settings-bar__chevron { font-size:18px; color:var(--text-muted); transform:rotate(90deg); transition:transform 0.2s; line-height:1; }
.settings-bar__chevron--open { transform:rotate(-90deg); color:var(--primary); }
.settings-panel { background:var(--bg-card); border:1.5px solid var(--nav-border); border-top:none; border-radius:0 0 12px 12px; padding:14px 16px 16px; margin-bottom:16px; display:flex; flex-direction:column; gap:16px; }
.settings-section { display:flex; flex-direction:column; gap:8px; }
.settings-section__label { font-size:10px; font-weight:700; color:var(--text-muted); text-transform:uppercase; letter-spacing:0.8px; display:flex; justify-content:space-between; align-items:center; margin-bottom:2px; }
.settings-section__value { font-size:12px; font-weight:700; color:var(--primary); text-transform:none; letter-spacing:0; }
.settings-section--xp { border-top:1px solid var(--nav-border); padding-top:14px; }
.xp-mult-display { display:flex; align-items:baseline; gap:8px; font-size:24px; font-weight:800; color:var(--primary); }
.xp-mult--zero { color:var(--error); }
.xp-mult--low  { color:var(--accent); }
.xp-mult-reason { font-size:11px; font-weight:400; color:var(--text-muted); }
/* ── Fret range grid ─────────────────────────────────────────── */
.fret-range-grid { display:flex; gap:4px; }
.fret-range-grid--locked { opacity:0.45; pointer-events:none; }
.fret-range-cell { flex:1; min-width:0; height:36px; display:flex; align-items:center; justify-content:center; border:1px solid var(--pill-border); border-radius:6px; background:var(--bg-pill); cursor:pointer; transition:background 0.12s, border-color 0.12s, box-shadow 0.12s; padding:0; }
.fret-range-cell:hover:not(:disabled) { border-color:var(--primary); background:var(--bg-surface); }
.fret-range-cell__label { font-size:11px; font-weight:600; color:var(--pill-text); pointer-events:none; }
.fret-cell--active { background:color-mix(in srgb, var(--primary) 25%, transparent); border-color:var(--primary); }
.fret-cell--active .fret-range-cell__label { color:var(--primary); font-weight:700; }
.fret-cell--endpoint { background:var(--primary); border-color:var(--primary); box-shadow:0 0 0 2px color-mix(in srgb, var(--primary) 35%, transparent); }
.fret-cell--endpoint .fret-range-cell__label { color:var(--btn-text-on-primary); font-weight:800; }
.fret-cell--inactive { }
.fret-cell--inactive .fret-range-cell__label { color:var(--text-muted); }
.fret-range-hint { font-size:10px; color:var(--text-hint); margin-top:2px; }
/* keep old overlay CSS for safety in case something still references it */
.settings-overlay__backdrop { position:fixed; inset:0; background:rgba(0,0,0,0.6); z-index:200; }
.settings-input { width:56px; padding:6px 8px; font-size:14px; font-weight:600; text-align:center; background:var(--bg-input); color:var(--text); border:1px solid var(--border-input); border-radius:8px; outline:none; }
.settings-input:focus { border-color:var(--primary); }
.settings-input:disabled { opacity:0.4; cursor:not-allowed; }

/* ── Bottom nav ─────────────────────────────────────────────── */
.bottom-nav { position: fixed; bottom: 0; left: 0; right: 0; background: var(--bg-card); border-top: 1px solid var(--nav-border); display: flex; justify-content: space-around; padding: 8px 0 env(safe-area-inset-bottom,8px); z-index: 100; }
.bottom-nav-item { display: flex; flex-direction: column; align-items: center; gap: 2px; color: var(--text-muted); text-decoration: none; font-size: 12px; padding: 4px 12px; border-radius: 8px; transition: color 0.2s; cursor: pointer; border: none; background: none; }
.bottom-nav-item.active { color: var(--primary); }
.bottom-nav-icon { width: 22px; height: 22px; display: block; }
.main-content { padding-bottom: 72px; }

/* ── Footer ────────────────────────────────────────────────── */
.app-footer { text-align: center; padding: 18px 12px 12px; font-size: 12px; color: var(--text-muted); }
.app-footer a { color: var(--text-muted); text-decoration: none; transition: color 0.2s; }
.app-footer a:hover { color: var(--primary); }
.app-footer__links { display: flex; align-items: center; justify-content: center; gap: 4px; flex-wrap: wrap; margin-bottom: 4px; }
.app-footer__version { font-size: 10px; color: var(--pill-locked-text); cursor: pointer; user-select: none; }
.footer-dot { margin: 0 2px; opacity: 0.4; }

/* ── Profile page ───────────────────────────────────────────── */
.profile-setting-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 0; }
.profile-setting-label { font-size: 14px; color: var(--text); }
.profile-setting-hint { font-size: 11px; color: var(--text-muted); margin-top: 2px; }
.profile-setting-divider { height: 1px; background: var(--nav-border); }

/* ── Speed Run timer ─────────────────────────────────────────── */
.timer-ring { transform: rotate(-90deg); }
.timer-ring circle { fill: none; stroke-width: 4; }
.timer-bg    { stroke: var(--bg-bar); }
.timer-fill  { stroke: var(--secondary); stroke-linecap: round; transition: stroke-dashoffset 1s linear; }

/* ── Theme toggle ─────────────────────────────────────────── */
.theme-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 8px;
    border: 1px solid var(--nav-border);
    background: var(--bg-surface);
    cursor: pointer;
    padding: 0;
    color: var(--text-muted);
    transition: border-color 0.2s, color 0.2s, background 0.2s;
    flex-shrink: 0;
}
.theme-toggle:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--hover-overlay);
}
.theme-toggle-icon {
    width: 16px;
    height: 16px;
    display: block;
}
.theme-toggle-label { display: none; }

/* ── Portrait rotation overlay (mobile only) ───────────── */
.portrait-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: var(--bg-deep);
    color: var(--text);
    align-items: center;
    justify-content: center;
}
.portrait-overlay__content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 32px;
    text-align: center;
}
.portrait-overlay__icon {
    width: 64px;
    height: 64px;
    color: var(--primary);
    animation: rotateHint 2s ease-in-out infinite;
}
.portrait-overlay__text {
    font-size: 20px;
    font-weight: 700;
    margin: 0;
}
.portrait-overlay__hint {
    font-size: 14px;
    color: var(--text-muted);
    margin: 0;
}
@keyframes rotateHint {
    0%, 100% { transform: rotate(0deg); }
    25%      { transform: rotate(90deg); }
    50%      { transform: rotate(90deg); }
    75%      { transform: rotate(0deg); }
}

@media (max-width: 768px) and (orientation: portrait) and (pointer: coarse) {
    .portrait-overlay {
        display: flex;
    }
    .main-content,
    .bottom-nav {
        display: none !important;
    }
}

/* Override: dismissed portrait overlay */
@media (max-width: 768px) and (orientation: portrait) and (pointer: coarse) {
    html.portrait-dismissed .portrait-overlay {
        display: none !important;
    }
    html.portrait-dismissed .main-content {
        display: block !important;
    }
    html.portrait-dismissed .bottom-nav {
        display: flex !important;
    }
}

.portrait-overlay__ok-btn {
    margin-top: 12px;
    padding: 10px 36px;
    border: 1.5px solid var(--primary);
    border-radius: 12px;
    background: transparent;
    color: var(--primary);
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
    font-family: inherit;
}
.portrait-overlay__ok-btn:hover,
.portrait-overlay__ok-btn:active {
    background: var(--primary);
    color: var(--btn-text-on-primary);
}
.portrait-overlay__swipe-hint {
    font-size: 12px;
    color: var(--text-muted);
    margin: 8px 0 0;
    opacity: 0.6;
}

/* ── Tuner page layout ──────────────────────────────────── */
.tuner-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
}
.tuner-header__icon { font-size: 26px; flex-shrink: 0; }
.tuner-header__title { margin: 0; font-size: 20px; font-weight: 700; color: var(--text); }
.tuner-header__sub { font-size: 12px; color: var(--text-muted); }
.tuner-header__live { margin-left: auto; font-size: 11px; color: var(--secondary); }

.tuner-string-card { margin-bottom: 20px; padding: 16px; }
.tuner-string-card__label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
    text-align: center;
}
.tuner-string-card__label-tuning { display: none; }
.tuner-string-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 6px;
    text-align: center;
}
.tuner-string-cell {
    padding: 10px 4px;
    border-radius: 10px;
    border: 1px solid var(--bg-bar);
    background: var(--bg-tuner);
    transition: all 0.15s;
}
.tuner-string-cell__name { font-size: 17px; font-weight: 700; color: var(--text-muted); }
.tuner-string-cell__freq { font-size: 10px; color: var(--text-disabled); margin-top: 2px; }

.tuner-main-card { text-align: center; margin-bottom: 20px; padding: 24px 16px; }
.tuner-note-name { font-size: 56px; font-weight: 700; color: var(--primary); line-height: 1; }
.tuner-freq { font-size: 13px; color: var(--text-muted); margin-top: 4px; margin-bottom: 20px; }
.tuner-cents { font-size: 32px; font-weight: 700; margin-bottom: 16px; }
.tuner-bar {
    position: relative;
    height: 44px;
    background: var(--bg-tuner);
    border-radius: 22px;
    margin: 0 4px;
    overflow: hidden;
}
.tuner-bar__zone {
    position: absolute;
    left: 40%;
    top: 6px;
    width: 20%;
    height: 32px;
    background: var(--intune-zone);
    border-radius: 10px;
}
.tuner-bar__center {
    position: absolute;
    left: 50%;
    top: 0;
    width: 2px;
    height: 100%;
    background: var(--center-line);
    transform: translateX(-50%);
}
.tuner-bar__needle {
    position: absolute;
    top: 6px;
    width: 18px;
    height: 32px;
    border-radius: 9px;
    transition: left 0.25s ease-out, background 0.3s ease, box-shadow 0.3s ease;
    transform: translateX(-50%);
}
.tuner-bar__labels {
    display: flex;
    justify-content: space-between;
    font-size: 9px;
    color: var(--text-hint);
    margin: 6px 4px 0;
}
.tuner-hint { margin-top: 18px; font-size: 13px; color: var(--text-muted); }
.tuner-idle-icon { font-size: 52px; margin: 16px 0; }
.tuner-idle-text { font-size: 14px; color: var(--text-muted); }

/* ── Game chrome top bar ────────────────────────────────── */
.game-topbar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}
.game-topbar__back {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 24px;
    cursor: pointer;
    padding: 4px 8px;
    line-height: 1;
}
.game-topbar__title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 2px;
}
.game-topbar__timer {
    position: relative;
    width: 52px;
    height: 52px;
    flex-shrink: 0;
}
.game-topbar__timer-label {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    color: var(--secondary);
}

/* ── Fret Flash card ───────────────────────────────────── */
.fretflash-card__question {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 4px;
}
.fretflash-card__question-text { font-size: 15px; color: var(--text-muted); }
.fretflash-card__prompt { font-size: 13px; color: var(--primary); margin-bottom: 12px; }
.fretflash-card__replay { margin-bottom: 16px; font-size: 16px; padding: 8px 20px; border-radius: 18px; }
.fretflash-card__choices {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}
.fretflash-card__choice {
    color: var(--text);
    border-radius: 12px;
    width: 72px;
    height: 56px;
    font-size: 20px;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s;
    flex-shrink: 0;
}
.fretflash-card__feedback {
    min-height: 36px;
    margin-top: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.fretflash-card__feedback-text { font-size: 17px; font-weight: 700; }

/* ── Widescreen short window: shrink fretboard proportionally ── */
@media (min-width: 769px) and (max-height: 650px) {
    .fretboard-svg {
        max-height: 140px;
        width: auto;
        max-width: 100%;
    }
    /* Remove gap between fretboard and settings bar */
    .settings-toolbar-wrap {
        margin-top: 0 !important;
    }
}

/* ── Small-screen landscape: stretch fretboard to nearly full width ── */
/* Covers all landscape widths (including tablets >800px) so the fretboard
   never shrinks back when the widescreen query also matches. */
@media (max-height: 500px) and (orientation: landscape) {
    .fretboard-svg {
        width: 100% !important;
        max-width: 100% !important;
        max-height: none !important;
        height: auto;
    }
    /* Hide the home header and theme toggle to save vertical space */
    .home-header {
        display: none !important;
    }
    /* Compact prompt card */
    .prompt-card {
        margin-bottom: 4px;
    }
    .prompt-card__top {
        margin-bottom: 0;
    }
    .target-note {
        font-size: clamp(1rem, 4vw, 1.5rem);
    }
    .prompt-card__feedback {
        min-height: 14px;
        margin-top: 1px;
    }
    .prompt-card__result {
        font-size: 11px;
    }
    .prompt-card__xp {
        font-size: 9px;
    }
    .prompt-card__mode-btn {
        width: 26px;
        height: 26px;
    }
    .game-card {
        padding: 6px 10px;
        border-radius: 10px;
    }
    /* Compact page container */
    .page-container {
        padding: 4px 10px;
    }
    /* Compact fretboard wrap */
    .fretboard-wrap {
        padding: 2px 0;
    }
    /* Remove gap between fretboard and settings bar in landscape */
    .settings-toolbar-wrap {
        margin-top: 0 !important;
    }
    /* Compact bottom nav — keep it visible but smaller to save vertical space */
    .bottom-nav {
        padding: 3px 0 env(safe-area-inset-bottom, 3px);
    }
    .bottom-nav-item {
        font-size: 9px;
        padding: 2px 10px;
        gap: 1px;
    }
    .bottom-nav-icon {
        width: 16px;
        height: 16px;
    }
    .main-content {
        padding-bottom: 42px;
    }
    /* ── Compact tuner ── */
    .tuner-header { display: none; }
    .tuner-string-card { margin-bottom: 10px; padding: 8px 10px; }
    .tuner-string-card__label { margin-bottom: 6px; font-size: 10px; }
    .tuner-string-card__label-tuning {
        display: block;
        font-size: 9px;
        letter-spacing: 0.5px;
        margin-top: 2px;
        text-transform: none;
    }
    .tuner-string-cell { padding: 5px 2px; border-radius: 8px; }
    .tuner-string-cell__name { font-size: 13px; }
    .tuner-string-cell__freq { font-size: 9px; }
    .tuner-main-card { padding: 10px 12px; margin-bottom: 10px; }
    .tuner-note-name { font-size: 36px; }
    .tuner-freq { font-size: 11px; margin-top: 2px; margin-bottom: 8px; }
    .tuner-cents { font-size: 22px; margin-bottom: 8px; }
    .tuner-bar { height: 30px; border-radius: 15px; }
    .tuner-bar__zone { top: 4px; height: 22px; }
    .tuner-bar__needle { top: 4px; width: 14px; height: 22px; border-radius: 7px; }
    .tuner-hint { margin-top: 8px; font-size: 11px; }
    .tuner-idle-icon { font-size: 32px; margin: 8px 0; }
    .tuner-idle-text { font-size: 12px; }
    /* ── Hide game top bar (back, title, XP bar, multiplier) ── */
    .game-topbar {
        display: none !important;
    }
    /* ── Compact Fret Flash card ── */
    .fretflash-card { margin-bottom: 6px !important; }
    .fretflash-card__question { margin-bottom: 2px; }
    .fretflash-card__question-text { font-size: 12px; }
    .fretflash-card__prompt { font-size: 11px; margin-bottom: 6px; }
    .fretflash-card__replay { margin-bottom: 8px; font-size: 13px; padding: 6px 14px; border-radius: 14px; }
    .fretflash-card__choices { gap: 6px; }
    .fretflash-card__choice { width: 54px; height: 38px; font-size: 15px; border-radius: 8px; }
    .fretflash-card__feedback { min-height: 20px; margin-top: 6px; }
    .fretflash-card__feedback-text { font-size: 13px; }
}

/* ── Profile: Unlock rows ───────────────────────────────── */
.unlock-row {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    background: var(--bg-card);
    border-radius: 12px;
    padding: 12px 14px;
}
.unlock-row--locked { opacity: 0.5; }
.unlock-row__icon { font-size: 20px; min-width: 28px; text-align: center; margin-top: 1px; }
.unlock-row__body { flex: 1; min-width: 0; }
.unlock-row__name { font-size: 14px; font-weight: 700; color: var(--text); }
.unlock-row__desc { font-size: 12px; color: var(--text-muted); margin-top: 2px; }
.unlock-row__level {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    white-space: nowrap;
    margin-top: 2px;
}