/* Occhi Lucidi - Gira & Vinci
   Palette presa dal deck: fondo #0A0B0D, crema #F4EDDB, oro #C9A060.
   Mobile e tablet first: nessun hover indispensabile, target ampi. */

:root {
    --nero:      #0A0B0D;
    --carbone:   #141415;
    --grafite:   #1C1C1D;
    --crema:     #F4EDDB;
    --oro:       #C9A060;
    --oro-caldo: #AD7D40;
    --bronzo:    #85663B;
    --tenue:     rgba(244, 237, 219, .62);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--nero);
    color: var(--crema);
    font-family: "Avenir Next", "Segoe UI", system-ui, -apple-system, sans-serif;
    min-height: 100%;
}

body {
    min-height: 100svh;
    overflow-x: hidden;
}

/* Alone dorato: da' profondita' senza appesantire il caricamento. */
.sfondo {
    position: fixed;
    inset: 0;
    background:
        radial-gradient(58% 42% at 50% 8%, rgba(201, 160, 96, .20), transparent 70%),
        radial-gradient(70% 50% at 50% 108%, rgba(173, 125, 64, .16), transparent 72%);
    pointer-events: none;
    z-index: 0;
}

.palco {
    position: relative;
    z-index: 1;
    max-width: 560px;
    margin: 0 auto;
    padding: max(20px, env(safe-area-inset-top)) 20px max(24px, env(safe-area-inset-bottom));
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 22px;
    min-height: 100svh;
}

.logo {
    width: min(210px, 52vw);
    height: auto;
    margin-top: 6px;
    filter: drop-shadow(0 2px 18px rgba(201, 160, 96, .30));
}

.pannello {
    width: 100%;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

h1 {
    margin: 0;
    font-size: clamp(1.7rem, 7vw, 2.4rem);
    font-weight: 700;
    letter-spacing: .01em;
    background: linear-gradient(180deg, var(--crema), var(--oro));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.sottotitolo {
    margin: 0;
    color: var(--tenue);
    font-size: 1.02rem;
    line-height: 1.5;
    max-width: 34ch;
}

/* ---------- ruota ---------- */

.pannello-ruota { gap: 24px; }

.ruota-guscio {
    position: relative;
    width: min(88vw, 420px);
    aspect-ratio: 1;
    display: grid;
    place-items: center;
}

#ruota {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    display: block;
    box-shadow:
        0 0 0 6px rgba(201, 160, 96, .22),
        0 0 0 12px rgba(20, 20, 21, .9),
        0 18px 50px rgba(0, 0, 0, .6);
    transform: rotate(0deg);
}

/* Transizione applicata via JS solo durante il giro. */
#ruota.gira { transition: transform 5.2s cubic-bezier(.13, .87, .18, 1); }

.lancetta {
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 15px solid transparent;
    border-right: 15px solid transparent;
    border-top: 30px solid var(--oro);
    filter: drop-shadow(0 3px 6px rgba(0, 0, 0, .75));
    z-index: 3;
}

.perno {
    position: absolute;
    width: 17%;
    aspect-ratio: 1;
    border-radius: 50%;
    background: radial-gradient(circle at 34% 30%, #F6E7C6, var(--oro) 46%, #6E5326 100%);
    box-shadow: 0 3px 14px rgba(0, 0, 0, .6);
    z-index: 2;
}

/* ---------- controlli ---------- */

.bottone {
    appearance: none;
    border: 0;
    border-radius: 999px;
    padding: 17px 34px;
    font-size: 1.06rem;
    font-weight: 700;
    letter-spacing: .04em;
    color: #2A1E0A;
    background: linear-gradient(180deg, #F0D9A6, var(--oro) 52%, var(--oro-caldo));
    box-shadow: 0 8px 22px rgba(201, 160, 96, .30);
    cursor: pointer;
    min-height: 56px;           /* pollice, non mouse */
    touch-action: manipulation;
}

.bottone:active { transform: translateY(2px); box-shadow: 0 4px 12px rgba(201, 160, 96, .26); }

.bottone[disabled] {
    opacity: .45;
    box-shadow: none;
    cursor: default;
    transform: none;
}

.bottone-grande {
    width: 100%;
    max-width: 340px;
    font-size: 1.2rem;
    padding: 21px 30px;
    min-height: 66px;
}

.form-codice {
    display: flex;
    flex-direction: column;
    gap: 14px;
    width: 100%;
    max-width: 320px;
}

.campo-codice {
    width: 100%;
    padding: 17px 18px;
    font-size: 1.6rem;
    font-weight: 700;
    text-align: center;
    letter-spacing: .32em;
    text-indent: .32em;         /* compensa lo spazio finale del letter-spacing */
    text-transform: uppercase;
    color: var(--crema);
    background: var(--grafite);
    border: 2px solid rgba(201, 160, 96, .34);
    border-radius: 16px;
    min-height: 60px;
}

.campo-codice:focus {
    outline: none;
    border-color: var(--oro);
    box-shadow: 0 0 0 4px rgba(201, 160, 96, .16);
}

.campo-codice::placeholder { color: rgba(244, 237, 219, .22); }

/* ---------- esito ---------- */

.velo {
    position: fixed;
    inset: 0;
    z-index: 10;
    background: rgba(10, 11, 13, .93);
    display: grid;
    place-items: center;
    padding: 22px;
    animation: entra .32s ease both;
}

.velo[hidden] { display: none; }

.carta {
    width: 100%;
    max-width: 380px;
    text-align: center;
    background: linear-gradient(180deg, var(--carbone), var(--nero));
    border: 1px solid rgba(201, 160, 96, .40);
    border-radius: 26px;
    padding: 34px 26px;
    box-shadow: 0 22px 60px rgba(0, 0, 0, .7);
}

.occhiello {
    margin: 0 0 8px;
    font-size: .78rem;
    letter-spacing: .19em;
    text-transform: uppercase;
    color: var(--tenue);
}

.premio-nome {
    margin: 0 0 26px;
    font-size: clamp(2rem, 9vw, 2.8rem);
    font-weight: 800;
    line-height: 1.1;
    background: linear-gradient(180deg, #FBF3E0, var(--oro));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.codice-ritiro {
    margin: 0;
    font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: .2em;
    text-indent: .2em;
    color: var(--crema);
    background: rgba(201, 160, 96, .12);
    border: 1px dashed rgba(201, 160, 96, .5);
    border-radius: 14px;
    padding: 14px 10px;
}

.nota { margin: 14px 0 0; font-size: .84rem; color: var(--tenue); }

.piede {
    margin: auto 0 0;
    padding-top: 18px;
    font-size: .76rem;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: rgba(244, 237, 219, .30);
}

@keyframes entra {
    from { opacity: 0; transform: scale(.94); }
    to   { opacity: 1; transform: scale(1); }
}

/* Schermi molto bassi (telefono in orizzontale): comprimi il verticale. */
@media (max-height: 620px) {
    .logo { width: min(150px, 34vw); }
    .ruota-guscio { width: min(60vh, 300px); }
    .palco { gap: 14px; }
}

@media (prefers-reduced-motion: reduce) {
    #ruota.gira { transition: transform .8s ease-out; }
    .velo { animation: none; }
}