/* ══════════════════════════════════════════════════════════
   Patente Guida — tema "luxury automotive"
   Nero profondo, bordi hairline, tipografia maiuscola spaziata,
   accento rosso corsa. Tema chiaro disponibile (stile showroom).
   ══════════════════════════════════════════════════════════ */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
button, a, [onclick] { touch-action: manipulation; }

/* Font Inter self-hosted (auto/fonts/, pacchetto @fontsource/inter, licenza OFL) */
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 400; font-display: swap; src: url('../fonts/inter-latin-400-normal.woff2') format('woff2'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 500; font-display: swap; src: url('../fonts/inter-latin-500-normal.woff2') format('woff2'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 600; font-display: swap; src: url('../fonts/inter-latin-600-normal.woff2') format('woff2'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 700; font-display: swap; src: url('../fonts/inter-latin-700-normal.woff2') format('woff2'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 800; font-display: swap; src: url('../fonts/inter-latin-800-normal.woff2') format('woff2'); }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 900; font-display: swap; src: url('../fonts/inter-latin-900-normal.woff2') format('woff2'); }

:root,
[data-theme="dark"] {
  --bg: #0a0a0b;
  --surface: #131315;
  --surface2: #1b1b1e;
  --border: rgba(255,255,255,0.10);
  --border-bright: rgba(255,255,255,0.22);
  --primary: #e10600;               /* rosso corsa */
  --primary-soft: rgba(225,6,0,0.14);
  --success: #2fae66;
  --success-soft: rgba(47,174,102,0.14);
  --error: #e5484d;
  --error-soft: rgba(229,72,77,0.14);
  --warning: #e6a23c;
  --warning-soft: rgba(230,162,60,0.14);
  --text: #f5f5f4;
  --text-muted: #c9c9c6;
  --text-dim: #8f8f8c;
  --radius: 6px;
  --radius-sm: 3px;
  --radius-lg: 10px;
  --shadow-card: 0 1px 0 rgba(255,255,255,0.03) inset;
  --shadow: 0 24px 60px rgba(0,0,0,0.6);
  --nav-h: 72px;
  /* Safe-area inferiore LIMITATA: su iPhone recenti iOS dichiara un inset
     molto grande e la barra menu "galleggiava" con una banda vuota sotto.
     18px bastano per il gesto dell'indicatore home; dove non c'è safe
     area l'inset è 0 e non cambia nulla. */
  --sab: min(env(safe-area-inset-bottom, 0px), 18px);
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --track: 0.14em;                  /* tracking etichette maiuscole */
  --track-wide: 0.3em;
}

[data-theme="light"] {
  --bg: #f4f4f2;
  --surface: #ffffff;
  --surface2: #ececea;
  --border: rgba(10,10,11,0.12);
  --border-bright: rgba(10,10,11,0.28);
  --primary: #d5001c;
  --primary-soft: rgba(213,0,28,0.10);
  --text: #0a0a0b;
  --text-muted: #3c3c3a;
  --text-dim: #6f6f6c;
  --shadow-card: 0 1px 2px rgba(10,10,11,0.06);
  --shadow: 0 20px 50px rgba(10,10,11,0.18);
}

html, body { height: 100%; background: var(--bg); color: var(--text); font-family: var(--font); font-size: 16px; line-height: 1.5; overscroll-behavior: none; }

@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes slide-up { from { transform: translateY(24px); opacity:0 } to { transform: translateY(0); opacity:1 } }

/* Titoli display: maiuscolo, pesante, spaziato — cifra dei brand automotive */
h1 { font-size: 1.55rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; color: var(--text); line-height: 1.15; }
h2 { font-size: 1.2rem; font-weight: 800; letter-spacing: .05em; text-transform: uppercase; color: var(--text); }
p { color: var(--text-dim); }

svg.lucide { display: block; stroke: currentColor; fill: none; flex-shrink: 0; width: 22px; height: 22px; stroke-width: 1.7; }

/* ── Layout ── */
#app { display: flex; flex-direction: column; height: 100vh; height: 100dvh; overflow: hidden; }
.screen { display: none; flex: 1; overflow-y: auto; overflow-x: hidden; padding: 16px 16px calc(var(--nav-h) + var(--sab) + 24px); animation: fade-in .25s ease; }
.screen.active { display: block; }
.screen-head { margin: 14px 4px 22px; }
.screen-head h1 { position: relative; padding-bottom: 12px; }
.screen-head h1::after { content: ''; position: absolute; left: 1px; bottom: 0; width: 44px; height: 2px; background: var(--primary); }
.screen-head p { color: var(--text-dim); margin-top: 10px; font-size: .78rem; text-transform: uppercase; letter-spacing: var(--track); }
.section-title { font-weight: 700; font-size: .74rem; letter-spacing: var(--track-wide); text-transform: uppercase; margin: 30px 4px 14px; color: var(--text-dim); display: flex; align-items: center; gap: 12px; }
.section-title::after { content: ''; flex: 1; height: 1px; background: var(--border); }

/* ── Banner di sezione (full-bleed con titolo sovrapposto) ── */
/* Barra alta (stile user-bar della Home): copre notch/Dynamic Island su iPhone,
   la foto parte sotto la barra */
.screen-banner { --sb-bar: calc(env(safe-area-inset-top) + 10px); position: relative; margin: -16px -16px 20px; overflow: hidden; background: #000; }
.screen-banner::before { content: ''; display: block; height: var(--sb-bar); background: var(--bg); border-bottom: 1px solid var(--border); }
.screen-banner img { display: block; width: 100%; height: 158px; object-fit: cover; }
.sb-overlay { position: absolute; left: 0; right: 0; bottom: 0; top: var(--sb-bar); display: flex; flex-direction: column; justify-content: flex-end; padding: 0 16px 13px; background: linear-gradient(180deg, rgba(10,10,11,.3), rgba(10,10,11,.05) 45%, rgba(10,10,11,.88)); }
.sb-overlay h1 { color: #fff; position: relative; padding-bottom: 10px; }
.sb-overlay h1::after { content: ''; position: absolute; left: 1px; bottom: 0; width: 44px; height: 2px; background: var(--primary); }
.sb-overlay p { color: rgba(255,255,255,.75); margin-top: 8px; font-size: .72rem; text-transform: uppercase; letter-spacing: var(--track); }

/* ── Auth ── */
#screen-auth { position: fixed; inset: 0; z-index: 50; display: flex; align-items: center; justify-content: center; padding: 24px; background:
  linear-gradient(180deg, rgba(10,10,11,.72), rgba(10,10,11,.94)), url('../img/hero-road.jpg') center/cover no-repeat #0a0a0b; }
#screen-auth.hidden { display: none; }
.auth-card { width: 100%; max-width: 400px; background: rgba(19,19,21,.9); border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius-lg); padding: 34px 26px; box-shadow: var(--shadow); backdrop-filter: blur(14px); animation: slide-up .4s ease; color: #f5f5f4; }
.auth-logo { width: 60px; height: 60px; margin: 0 auto 16px; border-radius: 4px; background: #e10600; color: #fff; display: flex; align-items: center; justify-content: center; }
.auth-logo svg { width: 32px; height: 32px; }
.auth-title { text-align: center; font-size: 1.3rem; letter-spacing: .12em; color: #fff; }
.auth-subtitle { text-align: center; color: #9a9a97; margin: 8px 0 24px; font-size: .74rem; text-transform: uppercase; letter-spacing: var(--track); }
.form-group { margin-bottom: 14px; }
.form-label { display: block; font-size: .68rem; font-weight: 700; letter-spacing: var(--track); text-transform: uppercase; color: #9a9a97; margin-bottom: 7px; }
.form-input { width: 100%; padding: 13px 15px; border: 1px solid rgba(255,255,255,.2); border-radius: var(--radius-sm); background: rgba(255,255,255,.05); color: #fff; font-family: var(--font); font-size: 1rem; }
.form-input::placeholder { color: rgba(255,255,255,.3); }
.form-input:focus { outline: none; border-color: #e10600; box-shadow: 0 0 0 3px rgba(225,6,0,.2); }
.auth-error { color: #ff6b6b; font-size: .88rem; min-height: 18px; margin: 2px 0 8px; }
.auth-toggle { text-align: center; margin-top: 18px; font-size: .88rem; color: #9a9a97; }
.auth-toggle-btn { background: none; border: none; color: #fff; font-weight: 700; cursor: pointer; font-family: var(--font); font-size: .82rem; text-transform: uppercase; letter-spacing: .08em; border-bottom: 1px solid #e10600; padding-bottom: 1px; }
.auth-forgot { text-align: right; margin: -6px 0 10px; }
.auth-forgot .auth-toggle-btn { text-transform: none; letter-spacing: 0; font-size: .82rem; font-weight: 600; color: #9a9a97; border-bottom-color: rgba(255,255,255,.3); }
.auth-or { display: flex; align-items: center; gap: 10px; margin: 18px 0; color: #9a9a97; font-size: .68rem; text-transform: uppercase; letter-spacing: var(--track); }
.auth-or::before, .auth-or::after { content: ''; flex: 1; height: 1px; background: rgba(255,255,255,.16); }
.btn-google { display: flex; align-items: center; justify-content: center; gap: 10px; width: 100%; padding: 13px; border: 1px solid rgba(255,255,255,.25); border-radius: var(--radius-sm); background: transparent; color: #fff; font-family: var(--font); font-size: .92rem; font-weight: 600; cursor: pointer; transition: background .15s, border-color .15s; }
.btn-google:active { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.5); }
.btn-google svg { flex: none; }
.btn-apple { display: flex; align-items: center; justify-content: center; gap: 10px; width: 100%; padding: 13px; margin-top: 10px; border: 1px solid rgba(255,255,255,.25); border-radius: var(--radius-sm); background: #000; color: #fff; font-family: var(--font); font-size: .92rem; font-weight: 600; cursor: pointer; transition: border-color .15s; }
.btn-apple:active { border-color: rgba(255,255,255,.6); }
.btn-apple svg { flex: none; }
.auth-hint { text-align: center; font-size: .82rem; color: #9a9a97; margin-top: 22px; line-height: 1.7; }
.auth-hint small { font-size: .72rem; }
.auth-skip { display: block; margin: 8px auto 0; background: none; border: none; color: #fff; font-weight: 700; cursor: pointer; font-family: var(--font); font-size: .78rem; text-transform: uppercase; letter-spacing: .1em; border-bottom: 1px solid #e10600; padding-bottom: 2px; }
.auth-privacy { text-align: center; margin-top: 18px; }
.auth-privacy a { color: #9a9a97; font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; text-decoration: none; border-bottom: 1px solid rgba(255,255,255,.25); padding-bottom: 1px; }

/* ── Buttons ── */
.btn-primary { width: 100%; padding: 15px; border: none; border-radius: var(--radius-sm); background: var(--primary); color: #fff; font-family: var(--font); font-size: .82rem; font-weight: 700; text-transform: uppercase; letter-spacing: var(--track); cursor: pointer; transition: filter .15s, transform .1s; }
.btn-primary:active { transform: scale(.98); filter: brightness(.88); }

/* ── User bar (barra alta stile sito) ── */
.user-bar { display: flex; align-items: center; gap: 8px; margin: -16px -16px 0; padding: calc(env(safe-area-inset-top) + 12px) 16px 12px; background: var(--bg); border-bottom: 1px solid var(--border); }
.user-bar-info { display: flex; align-items: center; gap: 8px; flex: 1; min-width: 0; color: var(--text-muted); font-weight: 600; font-size: .78rem; letter-spacing: .06em; }
.user-bar-info svg { width: 19px; height: 19px; }
.user-bar-info span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.app-version { flex: none; font-size: .6rem; letter-spacing: .1em; color: var(--text-dim); border: 1px solid var(--border); padding: 1px 6px; border-radius: 3px; }
.user-bar-theme, .user-bar-logout { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--border-bright); background: transparent; color: var(--text-muted); border-radius: var(--radius-sm); padding: 8px 10px; font-family: var(--font); font-weight: 700; font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; cursor: pointer; transition: border-color .15s, color .15s; }
.user-bar-theme:active, .user-bar-logout:active { border-color: var(--text); color: var(--text); }
.user-bar-theme svg { width: 16px; height: 16px; }

/* ── Hero cinematografico (full-bleed) ── */
.home-hero { position: relative; margin: 0 -16px 0; overflow: hidden; background: #000; }
.hero-banner { display: block; width: 100%; height: min(52vh, 420px); min-height: 300px; object-fit: cover; object-position: center 42%; filter: saturate(.9) contrast(1.05); }
.hero-overlay { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; text-align: center; padding: 0 20px 34px; background: linear-gradient(180deg, rgba(0,0,0,.35) 0%, rgba(0,0,0,0) 30%, rgba(0,0,0,.05) 55%, rgba(10,10,11,.92) 100%); color: #fff; }
.hero-eyebrow { font-size: .68rem; font-weight: 600; text-transform: uppercase; letter-spacing: var(--track-wide); color: rgba(255,255,255,.85); margin-bottom: 10px; }
.hero-overlay h2 { color: #fff; font-size: clamp(1.65rem, 7.5vw, 3rem); font-weight: 900; letter-spacing: .04em; line-height: 1.08; text-wrap: balance; }
.hero-cta { display: inline-flex; align-items: center; gap: 14px; margin-top: 20px; background: none; border: none; color: #fff; font-family: var(--font); font-size: .74rem; font-weight: 700; text-transform: uppercase; letter-spacing: var(--track-wide); cursor: pointer; }
.hero-cta .cta-circle { width: 46px; height: 46px; border: 1px solid rgba(255,255,255,.7); border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: background .2s, border-color .2s; }
.hero-cta .cta-circle svg { width: 18px; height: 18px; }
.hero-cta:active .cta-circle { background: var(--primary); border-color: var(--primary); }

/* ── Filtro categoria: tab a sottolineatura ── */
.cat-filter { display: flex; gap: 26px; margin: 18px 4px 4px; border-bottom: 1px solid var(--border); }
.cat-btn { display: inline-flex; align-items: center; gap: 7px; padding: 12px 2px 13px; border: none; border-bottom: 2px solid transparent; margin-bottom: -1px; background: none; color: var(--text-dim); font-family: var(--font); font-weight: 700; font-size: .72rem; text-transform: uppercase; letter-spacing: var(--track); cursor: pointer; transition: color .15s, border-color .15s; }
.cat-btn svg { width: 16px; height: 16px; }
.cat-btn.active { color: var(--text); border-bottom-color: var(--primary); }

/* ── Stats grid ── */
.stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 16px; }
.stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 10px 13px; text-align: center; box-shadow: var(--shadow-card); }
.stat-value { font-size: 1.7rem; font-weight: 800; color: var(--text); line-height: 1; font-variant-numeric: tabular-nums; }
.stat-label { font-size: .58rem; font-weight: 600; text-transform: uppercase; letter-spacing: .1em; color: var(--text-dim); margin-top: 7px; }
.stat-streak { grid-column: span 3; display: flex; align-items: center; gap: 14px; text-align: left; padding: 14px 16px; }
.stat-streak .streak-fire { display: flex; }
.stat-streak .streak-fire svg { width: 26px; height: 26px; color: var(--primary); }

/* ── Quick buttons ── */
.quick-btns { display: flex; flex-direction: column; gap: 10px; }
.quick-btn { display: flex; align-items: center; gap: 14px; width: 100%; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; cursor: pointer; text-align: left; box-shadow: var(--shadow-card); color: var(--text); font-family: var(--font); transition: border-color .15s; }
.quick-btn:active { border-color: var(--border-bright); }
.quick-btn.primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.quick-btn.primary small { color: rgba(255,255,255,.85); }
.quick-btn .qb-icon { flex: none; width: 44px; height: 44px; border-radius: var(--radius-sm); border: 1px solid var(--border-bright); color: var(--text); display: flex; align-items: center; justify-content: center; }
.quick-btn.primary .qb-icon { border-color: rgba(255,255,255,.45); color: #fff; }
.qb-text { flex: 1; display: flex; flex-direction: column; gap: 2px; }
.qb-text strong { font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; }
.qb-text small { color: var(--text-dim); font-size: .78rem; }

/* ── Topic / mode lists ── */
.topic-list, .mode-list { display: flex; flex-direction: column; gap: 10px; }
.topic-card, .mode-card { display: flex; align-items: center; gap: 14px; width: 100%; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 15px 16px; cursor: pointer; text-align: left; box-shadow: var(--shadow-card); color: var(--text); font-family: var(--font); transition: border-color .15s; }
.topic-card:active, .mode-card:active { border-color: var(--border-bright); }
.topic-icon, .mode-icon { flex: none; width: 44px; height: 44px; border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--surface2); display: flex; align-items: center; justify-content: center; }
.mode-text, .topic-text { flex: 1; display: flex; flex-direction: column; gap: 2px; }
.mode-text strong, .topic-text strong { font-size: .8rem; text-transform: uppercase; letter-spacing: .07em; }
.mode-text small, .topic-text small { color: var(--text-dim); font-size: .78rem; text-transform: none; letter-spacing: 0; }
.mode-chevron, .topic-chevron { color: var(--text-dim); }
.pro-badge { display: inline-block; align-self: flex-start; margin-top: 3px; font-size: .58rem; font-weight: 800; letter-spacing: .1em; color: #fff; background: var(--primary); padding: 2px 7px; border-radius: 3px; vertical-align: middle; margin-left: 4px; }

/* ── Empty state ── */
.empty-state { text-align: center; padding: 60px 24px; color: var(--text-dim); }
.empty-state svg { width: 42px; height: 42px; margin: 0 auto 12px; opacity: .5; }

/* ── Bottom nav ── */
.bottom-nav { position: fixed; left: 0; right: 0; bottom: 0; height: calc(var(--nav-h) + var(--sab)); padding-bottom: var(--sab); display: flex; background: color-mix(in srgb, var(--bg) 88%, transparent); border-top: 1px solid var(--border); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); z-index: 40; }
.nav-btn { position: relative; flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 5px; border: none; background: none; color: var(--text-dim); font-family: var(--font); font-size: .58rem; font-weight: 700; text-transform: uppercase; letter-spacing: .12em; cursor: pointer; transition: color .15s; }
.nav-btn::before { content: ''; position: absolute; top: 0; left: 50%; transform: translateX(-50%) scaleX(0); width: 34px; height: 2px; background: var(--primary); transition: transform .2s; }
.nav-btn.active { color: var(--text); }
.nav-btn.active::before { transform: translateX(-50%) scaleX(1); }
.nav-btn .nav-icon { width: 21px; height: 21px; }

/* ── Toast ── */
.toast { position: fixed; left: 50%; bottom: calc(var(--nav-h) + 20px); transform: translateX(-50%) translateY(20px); background: var(--text); color: var(--bg); padding: 12px 20px; border-radius: var(--radius-sm); font-weight: 600; font-size: .88rem; opacity: 0; pointer-events: none; transition: all .25s; z-index: 60; max-width: 90%; text-align: center; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ── Teoria: dettaglio (lettore) ── */
.detail-bar { display: flex; align-items: center; gap: 12px; margin: 4px 0 18px; padding-top: env(safe-area-inset-top); }
.back-btn { width: 42px; height: 42px; border-radius: 50%; background: transparent; border: 1px solid var(--border-bright); color: var(--text); display: flex; align-items: center; justify-content: center; cursor: pointer; flex-shrink: 0; transition: border-color .15s; }
.back-btn:active { border-color: var(--text); }
#teoria-detail-icon { display: flex; }
#teoria-detail-icon svg { width: 22px; height: 22px; }
.teoria-title { font-weight: 800; font-size: .95rem; color: var(--text); text-transform: uppercase; letter-spacing: .08em; line-height: 1.3; }

.accordion { display: flex; flex-direction: column; gap: 8px; }
.accordion-item { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-card); }
.accordion-header { display: flex; align-items: center; justify-content: space-between; padding: 15px 16px; cursor: pointer; font-weight: 700; font-size: .82rem; text-transform: uppercase; letter-spacing: .06em; gap: 12px; color: var(--text-muted); border-left: 2px solid transparent; transition: color .2s, background .2s, border-color .2s; }
.accordion-header:active { background: var(--surface2); }
.accordion-item.open > .accordion-header { border-left-color: var(--primary); color: var(--text); }
.accordion-arrow { flex-shrink: 0; color: var(--text-dim); display: flex; }
.accordion-arrow svg { width: 18px; height: 18px; transition: transform .3s; }
.accordion-item.open .accordion-arrow svg { transform: rotate(180deg); }
.accordion-item.open .accordion-arrow { color: var(--primary); }
.acc-inner { display: flex; align-items: center; gap: 11px; min-width: 0; }
.acc-num { font-size: .66rem; font-weight: 800; letter-spacing: .06em; color: var(--text-dim); border: 1px solid var(--border-bright); border-radius: 3px; padding: 2px 6px; flex-shrink: 0; font-variant-numeric: tabular-nums; }
.accordion-item.open .acc-num { background: var(--primary); border-color: var(--primary); color: #fff; }
.accordion-body { display: none; padding: 20px 20px 26px; border-top: 1px solid var(--border); font-size: .9rem; line-height: 1.85; color: var(--text-dim); }
.accordion-item.open .accordion-body { display: block; }
.accordion-body p { margin-bottom: 16px; }
.accordion-body p:last-child { margin-bottom: 0; }
.accordion-body strong { color: var(--text); font-weight: 600; }

/* ── Blocchi contenuto teoria ── */
.th-recap { background: var(--surface2); border: 1px solid var(--border); border-left: 2px solid var(--primary); border-radius: var(--radius-sm); padding: 13px 15px; margin: 0 0 18px; font-size: .82rem; color: var(--text-dim); }
.th-recap-label { font-size: .64rem; font-weight: 700; letter-spacing: var(--track); text-transform: uppercase; color: var(--text-muted); margin-bottom: 8px; }
.th-recap ul { padding-left: 16px; margin: 0; }
.th-recap li { margin-bottom: 5px; line-height: 1.5; }
.th-recap li:last-child { margin-bottom: 0; }
.th-divider { display: flex; align-items: center; gap: 10px; margin: 0 0 18px; font-size: .64rem; font-weight: 700; letter-spacing: var(--track-wide); text-transform: uppercase; color: var(--text-muted); }
.th-divider::before, .th-divider::after { content: ''; flex: 1; height: 1px; background: var(--border); }
.th-table-wrap { overflow-x: auto; margin: 0 0 18px; border: 1px solid var(--border); border-radius: var(--radius-sm); }
.th-table { width: 100%; min-width: 420px; border-collapse: collapse; font-size: .85rem; }
.th-table th { background: var(--surface2); color: var(--text); font-weight: 700; padding: 10px 12px; text-align: left; font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; }
.th-table td { padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: top; color: var(--text-dim); }
.th-table tr:last-child td { border-bottom: none; }
.th-table tr:nth-child(even) td { background: color-mix(in srgb, var(--surface2) 45%, transparent); }
.th-table td strong { color: var(--text); }
.th-img { width: 100%; max-width: 480px; display: block; margin: 0 auto 18px; border-radius: var(--radius-sm); border: 1px solid var(--border); }
.th-note { background: var(--surface2); border-left: 2px solid var(--primary); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; padding: 13px 15px; margin: 0 0 18px; font-size: .85rem; color: var(--text-dim); }
.th-note strong { color: var(--text); }
.th-warn { background: var(--warning-soft); border-left: 2px solid var(--warning); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; padding: 13px 15px; margin: 0 0 18px; font-size: .85rem; color: var(--text-dim); }
.th-warn strong { color: var(--warning); }
/* Griglia di segnali (figure ufficiali: sfondo bianco necessario) */
.th-signs { display: grid; grid-template-columns: repeat(auto-fill, minmax(88px, 1fr)); gap: 10px; margin: 4px 0 18px; }
.th-signs figure { margin: 0; text-align: center; }
.th-signs img { width: 100%; max-width: 92px; aspect-ratio: 1 / 1; object-fit: contain; background: #fff; border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 6px; }
.th-signs figcaption { font-size: .68rem; color: var(--text-dim); margin-top: 5px; line-height: 1.25; }
/* Segnale + spiegazione (uno per riga) */
.th-signlist { display: flex; flex-direction: column; gap: 10px; margin: 4px 0 18px; }
.th-signrow { display: flex; align-items: center; gap: 13px; }
.th-signrow img { width: 58px; height: 58px; flex: none; object-fit: contain; background: #fff; border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 5px; }
.th-signrow .th-sr-text { font-size: .87rem; color: var(--text-dim); line-height: 1.5; }
.th-signrow .th-sr-text strong { color: var(--text); }
/* Diagramma (SVG) */
.th-fig { margin: 0 0 18px; text-align: center; }
.th-fig svg { max-width: 100%; height: auto; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--surface); }
.th-fig img { max-width: 100%; height: auto; display: block; margin: 0 auto; border: 1px solid var(--border); border-radius: var(--radius-sm); }
.th-figcap { font-size: .75rem; color: var(--text-dim); margin-top: 6px; }
/* Riquadro formula/definizione chiave */
.th-formula { margin: 0 0 16px; padding: 13px 15px; background: var(--surface2); border-left: 2px solid var(--primary); border-radius: var(--radius-sm); font-size: .9rem; line-height: 1.55; color: var(--text); }
.th-formula strong { color: var(--text); }
.th-moto, .th-auto { display: inline-block; font-size: .62rem; font-weight: 800; letter-spacing: .06em; padding: 1px 7px; border-radius: 3px; vertical-align: middle; text-transform: uppercase; }
.th-moto { color: #ff7a72; background: rgba(225,6,0,.14); }
.th-auto { color: var(--text-muted); background: var(--surface2); border: 1px solid var(--border-bright); }
[data-theme="light"] .th-moto { color: #b40000; }

.quiz-this-topic { display: flex; align-items: center; justify-content: center; gap: 10px; width: 100%; margin: 16px 0 8px; padding: 16px; background: var(--primary); color: #fff; border: none; border-radius: var(--radius-sm); font-family: var(--font); font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: var(--track); cursor: pointer; }
.quiz-this-topic:active { transform: scale(.98); }
.quiz-this-topic svg { width: 18px; height: 18px; }

/* ── Piano di studio (home) ── */
.exam-plan-card { margin-top: 16px; }
.exam-plan-card:empty { display: none; }
.plan-empty, .plan-box, .plan-past { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-card); }
.plan-box { padding-bottom: 2px; }
.plan-empty { padding: 24px 18px; text-align: center; }
.plan-empty-icon { width: 46px; height: 46px; margin: 0 auto 12px; border-radius: var(--radius-sm); border: 1px solid var(--border-bright); color: var(--text); display: flex; align-items: center; justify-content: center; }
.plan-empty-icon svg { width: 22px; height: 22px; }
.plan-empty-title { font-weight: 800; font-size: .85rem; text-transform: uppercase; letter-spacing: .1em; color: var(--text); }
.plan-empty-sub { font-size: .85rem; color: var(--text-dim); margin: 6px 0 16px; }
.plan-date-row { display: flex; gap: 8px; }
.plan-date-input { flex: 1; min-width: 0; padding: 11px 12px; border: 1px solid var(--border-bright); border-radius: var(--radius-sm); background: var(--surface2); color: var(--text); font-family: var(--font); font-size: .95rem; color-scheme: dark; }
[data-theme="light"] .plan-date-input { color-scheme: light; }
.plan-date-confirm { flex: none; padding: 11px 14px; border: none; border-radius: var(--radius-sm); background: var(--primary); color: #fff; font-family: var(--font); font-weight: 700; font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; cursor: pointer; }
.plan-header { display: flex; align-items: flex-start; justify-content: space-between; padding: 18px 16px 12px; }
.plan-days-row { display: flex; align-items: baseline; gap: 8px; }
.plan-days-num { font-size: 2.1rem; font-weight: 800; line-height: 1; font-variant-numeric: tabular-nums; }
.plan-days-label { font-size: .64rem; font-weight: 600; text-transform: uppercase; letter-spacing: .1em; color: var(--text-dim); }
.plan-exam-date { display: flex; align-items: center; gap: 6px; font-size: .78rem; color: var(--text-muted); margin-top: 6px; }
.plan-exam-date svg { width: 14px; height: 14px; }
.plan-edit-btn { width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--border-bright); background: transparent; color: var(--text-dim); display: flex; align-items: center; justify-content: center; cursor: pointer; }
.plan-edit-btn svg { width: 15px; height: 15px; }
.plan-prob-row { display: flex; align-items: center; justify-content: space-between; padding: 0 16px; }
.plan-prob-label { font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--text-dim); }
.plan-prob-pct { font-weight: 800; font-size: 1.05rem; font-variant-numeric: tabular-nums; }
.plan-prob-bar { height: 3px; background: var(--surface2); margin: 10px 16px 0; overflow: hidden; }
.plan-prob-fill { height: 100%; transition: width .4s; }
.plan-prob-hint { font-size: .76rem; color: var(--text-dim); padding: 8px 16px 0; }
.plan-today { margin: 16px 14px 14px; background: var(--surface2); border: 1px solid var(--border); border-left: 2px solid var(--primary); border-radius: var(--radius-sm); padding: 13px 15px; }
.plan-today-label { font-size: .6rem; font-weight: 800; letter-spacing: var(--track-wide); color: var(--primary); margin-bottom: 7px; }
.plan-today-content { display: flex; align-items: center; gap: 10px; }
.plan-today-text { flex: 1; font-weight: 600; color: var(--text); font-size: .92rem; }
.plan-today-btn { flex: none; padding: 10px 13px; border: none; border-radius: var(--radius-sm); background: var(--primary); color: #fff; font-family: var(--font); font-weight: 700; font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; cursor: pointer; }
.plan-past { padding: 16px; font-size: .9rem; color: var(--text-muted); display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.plan-reset-btn { padding: 8px 13px; border: 1px solid var(--border-bright); border-radius: var(--radius-sm); background: transparent; color: var(--text); font-family: var(--font); font-weight: 700; font-size: .7rem; text-transform: uppercase; letter-spacing: .08em; cursor: pointer; }

/* ── Quiz / Esame (overlay) ── */
#screen-esame { position: fixed; inset: 0; z-index: 45; background: var(--bg); display: none; flex-direction: column; overflow-y: auto; }
#screen-esame.active { display: flex; }
#screen-esame::before { content: ''; position: fixed; inset: 0; background: inherit; z-index: -1; }
.exam-top { display: flex; align-items: center; gap: 10px; padding: calc(env(safe-area-inset-top) + 12px) 16px 12px; background: var(--bg); border-bottom: 1px solid var(--border); }
.exam-close { width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--border-bright); background: transparent; color: var(--text); display: flex; align-items: center; justify-content: center; cursor: pointer; flex-shrink: 0; }
.exam-meta { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.exam-mode-label { font-weight: 800; font-size: .74rem; text-transform: uppercase; letter-spacing: .1em; color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.exam-qnum { font-size: .74rem; color: var(--text-dim); font-variant-numeric: tabular-nums; }
.exam-timer-wrap, .exam-errbox { display: flex; align-items: center; gap: 6px; font-weight: 800; font-variant-numeric: tabular-nums; padding: 7px 11px; border-radius: var(--radius-sm); border: 1px solid var(--border-bright); background: transparent; color: var(--text); font-size: .88rem; }
.exam-timer-wrap svg, .exam-errbox svg { width: 15px; height: 15px; }
.exam-timer-wrap.warning { color: var(--warning); border-color: var(--warning); }
.exam-timer-wrap.danger { color: var(--error); border-color: var(--error); }
.exam-errbox.over { color: var(--error); border-color: var(--error); }
.exam-progressbar { height: 2px; background: var(--surface2); }
.exam-progress { height: 100%; background: var(--primary); width: 0; transition: width .3s; }
.exam-body { flex: 1; padding: 24px 16px 40px; max-width: 620px; margin: 0 auto; width: 100%; }
.q-topic-badge { display: inline-block; font-size: .62rem; font-weight: 700; text-transform: uppercase; letter-spacing: var(--track); color: var(--text-muted); border: 1px solid var(--border-bright); padding: 5px 11px; border-radius: 3px; margin-bottom: 16px; }
.q-img { width: 100%; max-width: 300px; display: block; margin: 0 auto 18px; border-radius: var(--radius-sm); border: 1px solid var(--border); background: #fff; }
.q-text { font-size: 1.2rem; font-weight: 600; line-height: 1.5; color: var(--text); margin-bottom: 24px; }
.vf-buttons { display: flex; gap: 12px; margin-bottom: 16px; }
.vf-btn { flex: 1; display: flex; align-items: center; justify-content: center; gap: 9px; padding: 21px; border: 1px solid var(--border-bright); border-radius: var(--radius-sm); background: var(--surface); color: var(--text); font-family: var(--font); font-size: .95rem; font-weight: 800; text-transform: uppercase; letter-spacing: .1em; cursor: pointer; transition: transform .1s, background .15s, border-color .15s; }
.vf-btn:active { transform: scale(.97); }
.vf-btn svg { width: 20px; height: 20px; }
.vf-btn.vf-true { color: var(--success); }
.vf-btn.vf-false { color: var(--error); }
.vf-btn.correct { background: var(--success); border-color: var(--success); color: #fff; }
.vf-btn.wrong { background: var(--error); border-color: var(--error); color: #fff; }
.vf-btn.selected { border-color: var(--text); color: var(--text); }
.vf-btn.dim { opacity: .4; }
.feedback-box { display: none; padding: 14px 16px; border-radius: var(--radius-sm); font-weight: 600; font-size: .95rem; margin-bottom: 16px; }
.feedback-box.show { display: block; animation: fade-in .2s; }
.feedback-box.correct { background: var(--success-soft); color: var(--success); }
.feedback-box.wrong { background: var(--error-soft); color: var(--error); }
.next-btn { display: none; width: 100%; padding: 16px; border: none; border-radius: var(--radius-sm); background: var(--primary); color: #fff; font-family: var(--font); font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: var(--track); cursor: pointer; }
.next-btn.show { display: block; animation: slide-up .2s; }

/* ── Risultati ── */
.exam-results { flex: 1; padding: 36px 16px 40px; max-width: 620px; margin: 0 auto; width: 100%; text-align: center; }
.res-badge { width: 78px; height: 78px; border-radius: 50%; margin: 0 auto 18px; display: flex; align-items: center; justify-content: center; }
.res-badge svg { width: 42px; height: 42px; color: #fff; }
.res-badge.ok { background: var(--success); }
.res-badge.ko { background: var(--error); }
.res-title { font-size: 1.6rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.res-sub { color: var(--text-dim); margin-top: 8px; }
.res-actions { display: flex; gap: 10px; margin: 26px 0; }
.res-actions .btn-primary { flex: 1; }
.btn-ghost { flex: 1; padding: 15px; border: 1px solid var(--border-bright); border-radius: var(--radius-sm); background: transparent; color: var(--text); font-family: var(--font); font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; cursor: pointer; }
.res-review-title { text-align: left; font-weight: 700; font-size: .72rem; text-transform: uppercase; letter-spacing: var(--track); color: var(--text-dim); margin: 8px 4px 12px; }
.res-review { display: flex; flex-direction: column; gap: 8px; }
.res-item { text-align: left; background: var(--surface); border: 1px solid var(--border); border-left: 2px solid var(--error); border-radius: var(--radius-sm); padding: 13px 15px; }
.res-q { font-size: .9rem; color: var(--text); margin-bottom: 7px; }
.res-a { display: flex; gap: 14px; font-size: .8rem; }
.res-yours { color: var(--error); }
.res-correct { color: var(--success); font-weight: 600; }
.res-allright { padding: 30px; color: var(--text-dim); }

/* ── Modal picker argomento ── */
.modal-overlay { position: fixed; inset: 0; z-index: 55; background: rgba(0,0,0,.6); display: none; align-items: flex-end; justify-content: center; backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); }
.modal-card { background: var(--bg); border-top: 1px solid var(--border-bright); width: 100%; max-width: 620px; max-height: 82vh; border-radius: var(--radius-lg) var(--radius-lg) 0 0; display: flex; flex-direction: column; animation: slide-up .25s ease; }
.modal-head { display: flex; align-items: center; justify-content: space-between; padding: 20px 18px 14px; font-weight: 800; font-size: .8rem; text-transform: uppercase; letter-spacing: var(--track); color: var(--text); border-bottom: 1px solid var(--border); }
.modal-close { width: 36px; height: 36px; border-radius: 50%; border: 1px solid var(--border-bright); background: transparent; color: var(--text); display: flex; align-items: center; justify-content: center; cursor: pointer; }
.modal-list { overflow-y: auto; padding: 12px; display: flex; flex-direction: column; gap: 8px; padding-bottom: calc(var(--sab) + 16px); }
.picker-item { display: flex; align-items: center; gap: 12px; padding: 13px 14px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); cursor: pointer; text-align: left; color: var(--text); font-family: var(--font); transition: border-color .15s; }
.picker-item:active { border-color: var(--border-bright); }
.picker-num { flex: none; font-size: .66rem; font-weight: 800; color: var(--text-dim); border: 1px solid var(--border-bright); border-radius: 3px; padding: 3px 7px; font-variant-numeric: tabular-nums; }
.picker-text { flex: 1; display: flex; flex-direction: column; min-width: 0; gap: 1px; }
.picker-text strong { font-size: .82rem; }
.picker-text small { color: var(--text-dim); font-size: .74rem; }
.picker-chevron { color: var(--text-dim); }

/* ── Tablet / desktop ── */
@media (min-width: 700px) {
  .screen { max-width: 900px; margin-left: auto; margin-right: auto; }
  .user-bar { margin-left: -16px; margin-right: -16px; }
  .exam-body, .exam-results, .modal-card { max-width: 760px; }
  .quick-btns, .mode-list, .topic-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; align-items: start; }
  .quick-btn, .mode-card, .topic-card { margin: 0; }
  .hero-banner { height: min(56vh, 520px); }
  .hero-overlay h2 { font-size: clamp(2.2rem, 4.5vw, 3.4rem); }
  .screen-banner img { height: 210px; }
  .bottom-nav { justify-content: center; gap: 8px; }
  .nav-btn { flex: 0 1 160px; }
}
@media (min-width: 1100px) {
  .screen { max-width: 1040px; }
  .quick-btns, .mode-list, .topic-list { grid-template-columns: 1fr 1fr 1fr; }
  .hero-banner { height: min(60vh, 600px); }
}

/* ══ Pagina iniziale (pubblica) ══ */
#screen-landing { position: fixed; inset: 0; z-index: 60; display: flex; background: #0a0a0b; }
#screen-landing.hidden { display: none; }
.landing-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .5; }
.landing-inner { position: relative; z-index: 1; display: flex; flex-direction: column; width: 100%; max-width: 560px; margin: 0 auto; padding: calc(env(safe-area-inset-top) + 28px) 24px calc(var(--sab) + 28px);
  background: linear-gradient(180deg, rgba(10,10,11,.35) 0%, rgba(10,10,11,.1) 30%, rgba(10,10,11,.75) 72%, rgba(10,10,11,.96) 100%); }
.landing-top { display: flex; align-items: center; gap: 11px; }
.landing-logo { width: 40px; height: 40px; border-radius: 4px; background: var(--primary); color: #fff; display: flex; align-items: center; justify-content: center; }
.landing-logo svg { width: 22px; height: 22px; }
.landing-brand { color: #fff; font-weight: 800; text-transform: uppercase; letter-spacing: .12em; font-size: .95rem; }
.landing-hero { margin-top: auto; }
.landing-hero h1 { color: #fff; font-size: clamp(2.4rem, 11vw, 3.6rem); font-weight: 900; letter-spacing: .03em; line-height: 1.04; margin-top: 12px; }
.landing-sub { color: rgba(255,255,255,.82); font-size: .98rem; line-height: 1.55; margin-top: 16px; max-width: 30em; }
.landing-actions { display: flex; flex-direction: column; gap: 10px; margin-top: 30px; }
.landing-actions .btn-primary, .landing-actions .btn-ghost { padding: 16px; }
.landing-actions .btn-ghost { background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.28); color: #fff; }
.landing-legal { text-align: center; margin-top: 18px; }
.landing-legal a { color: rgba(255,255,255,.6); font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; text-decoration: none; }

/* ══ Piano: badge e CTA ══ */
.plan-tag { flex: none; font-size: .58rem; font-weight: 800; letter-spacing: .12em; color: #fff; background: var(--primary); padding: 2px 7px; border-radius: 3px; }
.pro-cta { display: flex; align-items: center; justify-content: space-between; gap: 12px; width: calc(100% + 0px); margin: 0 0 4px; padding: 14px 16px; border: 1px solid var(--primary); border-radius: var(--radius); background: linear-gradient(100deg, rgba(225,6,0,.16), rgba(225,6,0,.04)); color: var(--text); font-family: var(--font); cursor: pointer; }
.pro-cta-left { display: flex; align-items: center; gap: 12px; text-align: left; }
.pro-cta-left svg { width: 24px; height: 24px; color: var(--primary); flex: none; }
.pro-cta-left strong { display: block; font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; }
.pro-cta-left small { color: var(--text-dim); font-size: .76rem; }
.pro-cta-price { flex: none; font-weight: 800; color: var(--primary); font-size: 1rem; }

/* ══ Lucchetto sui contenuti Pro (teoria) ══ */
.topic-card.locked { opacity: .82; }
.topic-card .lock-badge { flex: none; display: inline-flex; align-items: center; gap: 5px; font-size: .58rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--primary); border: 1px solid var(--primary); border-radius: 3px; padding: 2px 6px; }
.topic-card .lock-badge svg { width: 12px; height: 12px; }

/* ══ Schermata Pro (overlay) ══ */
#screen-pro { position: fixed; inset: 0; z-index: 58; background: var(--bg); display: none; flex-direction: column; overflow-y: auto; }
#screen-pro.active { display: flex; }
.pro-top { display: flex; padding: calc(env(safe-area-inset-top) + 12px) 16px 0; }
.pro-body { flex: 1; max-width: 480px; margin: 0 auto; width: 100%; padding: 8px 24px 48px; text-align: center; }
.pro-crown { width: 72px; height: 72px; margin: 8px auto 16px; border-radius: 50%; border: 1px solid var(--primary); display: flex; align-items: center; justify-content: center; background: var(--primary-soft); }
.pro-crown svg { width: 36px; height: 36px; color: var(--primary); }
.pro-title { font-size: 1.5rem; font-weight: 900; letter-spacing: .06em; text-transform: uppercase; }
.pro-lead { color: var(--text-dim); margin-top: 8px; }
.pro-price { margin: 24px 0; }
.pro-price-num { font-size: 2.6rem; font-weight: 900; color: var(--text); }
.pro-price-note { display: block; font-size: .72rem; text-transform: uppercase; letter-spacing: .12em; color: var(--text-dim); margin-top: 6px; }
.pro-benefits { list-style: none; text-align: left; margin: 0 auto 28px; max-width: 340px; display: flex; flex-direction: column; gap: 12px; }
.pro-benefits li { display: flex; align-items: flex-start; gap: 11px; font-size: .92rem; color: var(--text-muted); line-height: 1.4; }
.pro-benefits li strong { color: var(--text); }
.pro-benefits svg { width: 18px; height: 18px; color: var(--success); flex: none; margin-top: 1px; }
.pro-buy { max-width: 340px; margin: 0 auto; padding: 17px; font-size: .9rem; }
.pro-fineprint { font-size: .72rem; color: var(--text-dim); margin-top: 14px; }

/* ══ Admin (overlay) ══ */
#screen-admin { position: fixed; inset: 0; z-index: 57; background: var(--bg); display: none; flex-direction: column; overflow-y: auto; }
#screen-admin.active { display: flex; }
.admin-body { flex: 1; max-width: 720px; margin: 0 auto; width: 100%; padding: 18px 16px 40px; }
.admin-tabs { display: flex; gap: 24px; border-bottom: 1px solid var(--border); margin-bottom: 18px; }
.admin-tab { padding: 10px 2px 12px; border: none; border-bottom: 2px solid transparent; margin-bottom: -1px; background: none; color: var(--text-dim); font-family: var(--font); font-weight: 700; font-size: .74rem; text-transform: uppercase; letter-spacing: .12em; cursor: pointer; }
.admin-tab.active { color: var(--text); border-bottom-color: var(--primary); }
.admin-search { margin-bottom: 14px; }
.admin-list { display: flex; flex-direction: column; gap: 8px; }
.admin-row { display: flex; align-items: center; gap: 12px; padding: 12px 14px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
.admin-row-info { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.admin-row-email { font-size: .88rem; color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.admin-row-meta { font-size: .7rem; color: var(--text-dim); }
.admin-row-plan { flex: none; font-size: .58rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; padding: 3px 8px; border-radius: 3px; }
.admin-row-plan.pro { color: #fff; background: var(--primary); }
.admin-row-plan.free { color: var(--text-dim); border: 1px solid var(--border-bright); }
.admin-toggle { flex: none; padding: 8px 12px; border: 1px solid var(--border-bright); border-radius: var(--radius-sm); background: transparent; color: var(--text); font-family: var(--font); font-weight: 700; font-size: .66rem; text-transform: uppercase; letter-spacing: .06em; cursor: pointer; }
.admin-toggle:active { border-color: var(--text); }
.admin-toggle.busy { opacity: .5; pointer-events: none; }
.admin-del { flex: none; width: 34px; height: 34px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--border-bright); border-radius: var(--radius-sm); background: transparent; color: var(--text-dim); cursor: pointer; }
.admin-del:active { color: var(--error); border-color: var(--error); }
.admin-del svg { width: 16px; height: 16px; }

@media (min-width: 700px) {
  .admin-list { display: grid; grid-template-columns: 1fr 1fr; }
}

/* ── Admin · tab Fatture ── */
.fatture-bar { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.fatture-info { font-size: .72rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: .08em; }
.fatture-actions { display: flex; gap: 6px; flex-shrink: 0; }
.inv-status { flex: none; font-size: .58rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; padding: 3px 8px; border-radius: 3px; border: 1px solid var(--border-bright); color: var(--text-dim); }
.inv-status.ok { color: var(--success); border-color: var(--success); }
.inv-status.err { color: var(--error); border-color: var(--error); }
.inv-status.skip { color: var(--text-dim); border-style: dashed; }
.inv-status.pend { color: var(--text); }

/* ── Cross-promo (Patente Nautica) — card fissa sopra la bottom-nav ── */
.xpromo { position: fixed; left: 12px; right: 12px; bottom: calc(var(--nav-h) + var(--sab) + 10px); z-index: 39; max-width: 560px; margin: 0 auto; display: flex; align-items: center; gap: 6px; padding: 10px 12px; background: var(--surface); border: 1px solid var(--border-bright); border-radius: var(--radius-lg); box-shadow: 0 10px 30px rgba(0,0,0,0.45); }
.xpromo-link { flex: 1; min-width: 0; display: flex; align-items: center; gap: 12px; text-decoration: none; }
.xpromo-txt { flex: 1; min-width: 0; }
.xpromo-img { width: 52px; height: 52px; border-radius: var(--radius); object-fit: cover; flex: none; }
.xpromo-title { display: block; color: var(--text); font-size: .78rem; font-weight: 700; line-height: 1.3; }
.xpromo-sub { display: block; color: var(--text-dim); font-size: .68rem; margin-top: 2px; }
.xpromo-chev { width: 18px; height: 18px; color: var(--primary); flex: none; }
.xpromo-x { flex: none; align-self: flex-start; margin: -4px -6px 0 0; width: 26px; height: 26px; display: inline-flex; align-items: center; justify-content: center; background: none; border: none; color: var(--text-dim); cursor: pointer; }
.xpromo-x svg { width: 13px; height: 13px; }
/* quando il banner è visibile, la Home ha spazio extra in fondo per non coprirne il contenuto */
body.has-xpromo #screen-home { padding-bottom: calc(var(--nav-h) + var(--sab) + 112px); }

/* ── Footer legale in Home ── */
.home-footer { display: flex; justify-content: center; flex-wrap: wrap; gap: 6px 14px; padding: 26px 8px 6px; font-size: .7rem; }
.home-footer a { color: var(--text-dim); font-weight: 700; text-transform: uppercase; letter-spacing: .08em; text-decoration: none; }
.home-footer a:hover, .home-footer a:active { color: var(--text); }
.footer-dot { color: var(--text-dim); opacity: .5; }

/* ── Modal account (menu utente) ── */
.acct-overlay { position: fixed; inset: 0; z-index: 60; background: rgba(0,0,0,.65); display: none; align-items: center; justify-content: center; padding: 20px; backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); }
.acct-overlay.active { display: flex; }
.acct-card { position: relative; width: 100%; max-width: 400px; background: var(--surface); border: 1px solid var(--border-bright); border-radius: var(--radius-lg); padding: 30px 24px 20px; text-align: center; }
.acct-close { position: absolute; top: 10px; right: 10px; width: 32px; height: 32px; display: inline-flex; align-items: center; justify-content: center; background: none; border: none; color: var(--text-dim); cursor: pointer; }
.acct-close svg { width: 16px; height: 16px; }
.acct-icon { color: var(--primary); margin-bottom: 8px; }
.acct-icon svg { width: 34px; height: 34px; margin: 0 auto; }
.acct-title { font-size: .95rem; font-weight: 800; text-transform: uppercase; letter-spacing: .1em; margin-bottom: 4px; }
.acct-email { color: var(--text-dim); font-size: .82rem; margin-bottom: 16px; word-break: break-all; }
.acct-status { display: flex; flex-direction: column; align-items: center; gap: 6px; margin-bottom: 18px; }
.acct-pill { font-size: .6rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; padding: 4px 10px; border-radius: 3px; }
.acct-pill.pro { background: var(--primary); color: #fff; }
.acct-pill.free { border: 1px solid var(--border-bright); color: var(--text-dim); }
.acct-pill.admin { border: 1px solid var(--warning); color: var(--warning); }
.acct-pill-note { font-size: .72rem; color: var(--text-dim); }
.acct-links { display: flex; justify-content: center; flex-wrap: wrap; gap: 10px 16px; margin-bottom: 20px; font-size: .68rem; }
.acct-links a { color: var(--text); font-weight: 700; text-transform: uppercase; letter-spacing: .08em; text-decoration: none; border-bottom: 1px solid var(--primary); padding-bottom: 2px; }
.acct-btn { width: 100%; display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px; margin-bottom: 10px; background: transparent; border: 1px solid var(--border-bright); border-radius: var(--radius); color: var(--text); font-family: var(--font); font-weight: 700; font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; cursor: pointer; }
.acct-btn svg { width: 15px; height: 15px; }
.acct-btn:active { border-color: var(--text); }
.acct-danger { background: none; border: none; color: var(--error); font-family: var(--font); font-weight: 700; font-size: .68rem; text-transform: uppercase; letter-spacing: .08em; cursor: pointer; padding: 8px; }
.acct-fine { font-size: .68rem; color: var(--text-dim); margin-top: 2px; }