/* Colori */
:root { color-scheme: light dark; --fondo: #f3f5f4; --carta: #ffffff; --testo: #142120; --tenue: #5d6d6a; --linea: #dfe5e3; --primario: #0f5c55; --primario-testo: #ffffff; --rosso: #c4302b; --rosso-fondo: #fdecea; --arancio: #b35c00; --arancio-fondo: #fff3e2; --verde: #2e7d32; --ombra: 0 1px 2px rgba(10,30,28,.06), 0 4px 14px rgba(10,30,28,.06); }
@media (prefers-color-scheme: dark) { :root { --fondo: #0d1716; --carta: #172322; --testo: #e7eeec; --tenue: #93a5a1; --linea: #263533; --primario: #4fb8a8; --primario-testo: #06201c; --rosso: #ff7b72; --rosso-fondo: #3a1a19; --arancio: #f0a54a; --arancio-fondo: #33240f; --verde: #7cc47f; --ombra: 0 1px 2px rgba(0,0,0,.3); } }

/* Base */
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; min-height: 100vh; background: var(--fondo); color: var(--testo); font: 16px/1.4 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif; -webkit-tap-highlight-color: transparent; padding-bottom: calc(96px + env(safe-area-inset-bottom)); }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
[hidden] { display: none !important; }

/* Testata */
.testata { position: sticky; top: 0; z-index: 5; background: var(--fondo); padding: calc(12px + env(safe-area-inset-top)) 16px 8px; border-bottom: 1px solid transparent; }
.testata.ombreggiata { border-bottom-color: var(--linea); }
.testata-riga { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; max-width: 640px; margin: 0 auto; }
h1 { margin: 0; font-size: 30px; line-height: 1.15; letter-spacing: -.02em; }
.sottotitolo { margin: 2px 0 0; color: var(--tenue); font-size: 14px; }
.tasto-icona { position: relative; display: grid; place-items: center; width: 44px; height: 44px; border: 0; border-radius: 22px; background: var(--carta); box-shadow: var(--ombra); color: var(--tenue); }
.pallino-sync { position: absolute; top: 6px; right: 6px; width: 10px; height: 10px; border-radius: 5px; background: var(--arancio); border: 2px solid var(--carta); }
.pallino-sync.errore { background: var(--rosso); }
.filtri { display: flex; gap: 8px; overflow-x: auto; max-width: 640px; margin: 10px auto 0; padding-bottom: 4px; scrollbar-width: none; }
.filtri::-webkit-scrollbar { display: none; }
.filtro { flex: none; border: 1px solid var(--linea); background: var(--carta); color: var(--testo); border-radius: 18px; padding: 6px 14px; font-size: 14px; min-height: 36px; }
.filtro[aria-pressed="true"] { background: var(--primario); border-color: var(--primario); color: var(--primario-testo); }

/* Elenco */
.elenco { max-width: 640px; margin: 0 auto; padding: 4px 16px; }
.gruppo { margin-top: 18px; }
.gruppo-titolo { display: flex; justify-content: space-between; margin: 0 4px 8px; font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; color: var(--tenue); }
.gruppo-titolo.scadute { color: var(--rosso); }
.gruppo-titolo.vicine { color: var(--arancio); }
.scheda { display: flex; align-items: center; gap: 12px; background: var(--carta); border-radius: 14px; padding: 12px 12px 12px 14px; margin-bottom: 8px; box-shadow: var(--ombra); border-left: 4px solid var(--colore, var(--linea)); }
.scheda.scaduta { background: var(--rosso-fondo); }
.scheda.vicina { background: var(--arancio-fondo); }
.scheda.fatta { opacity: .6; }
.scheda-corpo { flex: 1; min-width: 0; border: 0; background: none; padding: 0; text-align: left; }
.scheda-titolo { display: block; font-weight: 600; font-size: 17px; overflow-wrap: anywhere; }
.scheda.fatta .scheda-titolo { text-decoration: line-through; }
.scheda-dettagli { display: flex; flex-wrap: wrap; gap: 4px 10px; margin-top: 3px; font-size: 14px; color: var(--tenue); }
.quando-rel { font-weight: 600; }
.scaduta .quando-rel { color: var(--rosso); }
.vicina .quando-rel { color: var(--arancio); }
.etichetta { display: inline-flex; align-items: center; gap: 4px; }
.etichetta::before { content: ""; width: 8px; height: 8px; border-radius: 4px; background: var(--colore, var(--tenue)); }
.tasto-fatta { flex: none; display: grid; place-items: center; width: 44px; height: 44px; border-radius: 22px; border: 2px solid var(--linea); background: var(--carta); color: var(--tenue); }
.tasto-fatta svg { width: 22px; height: 22px; }
.scheda.fatta .tasto-fatta { background: var(--verde); border-color: var(--verde); color: #fff; }
.elenco-vuoto { text-align: center; color: var(--tenue); margin: 48px 24px; }
.elenco-vuoto strong { display: block; color: var(--testo); font-size: 18px; margin-bottom: 6px; }
.mostra-fatte { display: block; width: 100%; margin: 18px 0 0; border: 0; background: none; color: var(--primario); font-weight: 600; padding: 12px; min-height: 44px; }

/* Tasto aggiungi */
.tasto-aggiungi { position: fixed; right: max(20px, env(safe-area-inset-right)); bottom: calc(20px + env(safe-area-inset-bottom)); width: 60px; height: 60px; border-radius: 30px; border: 0; background: var(--primario); color: var(--primario-testo); box-shadow: 0 6px 20px rgba(15,92,85,.35); display: grid; place-items: center; z-index: 6; }
.tasto-aggiungi svg { width: 28px; height: 28px; stroke-width: 2.5; }

/* Fogli (dialog) */
.foglio { width: 100%; max-width: 640px; max-height: 92vh; margin: auto auto 0; padding: 0 16px calc(24px + env(safe-area-inset-bottom)); border: 0; border-radius: 18px 18px 0 0; background: var(--fondo); color: var(--testo); overflow-y: auto; overscroll-behavior: contain; }
.foglio::backdrop { background: rgba(0,0,0,.4); }
.foglio[open] { animation: sale .22s ease-out; }
@keyframes sale { from { transform: translateY(40px); opacity: .4; } to { transform: none; opacity: 1; } }
.foglio-testa { position: sticky; top: 0; z-index: 1; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; margin: 0 -16px 8px; padding: 10px 8px; background: var(--fondo); border-bottom: 1px solid var(--linea); }
.foglio-testa h2 { margin: 0; font-size: 17px; text-align: center; }
.foglio-testa > :last-child { justify-self: end; }
.tasto-testo { border: 0; background: none; color: var(--primario); padding: 10px; min-height: 44px; font-size: 17px; }
.tasto-testo.forte { font-weight: 600; }

/* Campi */
.campo { display: block; margin-top: 12px; }
.campo > span { display: block; font-size: 13px; font-weight: 600; color: var(--tenue); margin: 0 4px 5px; }
.campo input, .campo select, .campo textarea { display: block; width: 100%; min-height: 46px; padding: 11px 12px; border: 1px solid var(--linea); border-radius: 12px; background: var(--carta); font-size: 17px; -webkit-appearance: none; appearance: none; }
.campo select { background-image: linear-gradient(45deg, transparent 50%, var(--tenue) 50%), linear-gradient(135deg, var(--tenue) 50%, transparent 50%); background-position: calc(100% - 20px) 50%, calc(100% - 15px) 50%; background-size: 5px 5px; background-repeat: no-repeat; padding-right: 36px; }
.campo input[type="date"] { min-width: 0; }
.campo textarea { resize: vertical; }
.campo input:focus, .campo select:focus, .campo textarea:focus { outline: 2px solid var(--primario); outline-offset: 0; border-color: transparent; }
.due-colonne { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.due-colonne .campo { min-width: 0; }
.modelli { display: flex; gap: 8px; overflow-x: auto; margin: 4px -16px 0; padding: 4px 16px; scrollbar-width: none; }
.modelli::-webkit-scrollbar { display: none; }
.modello { flex: none; border: 1px dashed var(--primario); background: none; color: var(--primario); border-radius: 16px; padding: 6px 12px; font-size: 14px; min-height: 36px; }
.errore-modulo { margin: 12px 4px 0; color: var(--rosso); font-weight: 600; }
.tasto-elimina { display: block; width: 100%; margin-top: 24px; min-height: 48px; border: 0; border-radius: 12px; background: var(--carta); color: var(--rosso); font-weight: 600; }

/* Impostazioni */
.riquadro { background: var(--carta); border-radius: 14px; padding: 14px; margin-top: 12px; }
.riquadro h3 { margin: 0; font-size: 17px; }
.spiega { margin: 4px 0 0; color: var(--tenue); font-size: 14px; }
.tasto-pieno, .tasto-secondario { display: flex; align-items: center; justify-content: center; width: 100%; min-height: 46px; margin-top: 12px; border-radius: 12px; font-weight: 600; font-size: 16px; text-align: center; }
.tasto-pieno { border: 0; background: var(--primario); color: var(--primario-testo); }
.tasto-secondario { border: 1px solid var(--linea); background: var(--fondo); color: var(--primario); cursor: pointer; }
.stato-sync { margin: 10px 2px 0; font-size: 14px; color: var(--tenue); }
.stato-sync.ok { color: var(--verde); }
.stato-sync.errore { color: var(--rosso); }
.versione { text-align: center; color: var(--tenue); font-size: 12px; margin-top: 20px; }

/* Avviso in basso */
.avviso { position: fixed; left: 16px; right: 92px; bottom: calc(26px + env(safe-area-inset-bottom)); max-width: 520px; display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 6px 6px 6px 14px; border-radius: 12px; background: #1d2b29; color: #fff; font-size: 15px; box-shadow: 0 6px 20px rgba(0,0,0,.25); z-index: 7; }
.avviso .tasto-testo { color: #7fe0cf; font-weight: 600; font-size: 15px; }

@media (prefers-reduced-motion: reduce) { .foglio[open] { animation: none; } }
@media (min-width: 700px) { .avviso { left: 50%; transform: translateX(-50%); right: auto; width: 480px; } }