/* Loginpagina. */
.auth { min-height: 100vh; min-height: 100dvh; }
.auth-split {
    position: relative;
    display: grid; grid-template-columns: 1.1fr 1fr; min-height: 100dvh;
}

/* Terug naar de website (rechtsboven) */
.auth-back {
    position: absolute; top: 18px; right: 18px; z-index: 5;
    display: inline-flex; align-items: center; gap: 8px;
    padding: 8px 14px;
    border: 1px solid var(--line); border-radius: 999px;
    background: var(--surface); color: var(--text-muted);
    font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: .12em;
    text-decoration: none;
    transition: color .15s ease, border-color .15s ease;
}
.auth-back:hover, .auth-back:focus-visible { color: var(--text); border-color: var(--text-muted); }
.auth-back svg { width: 14px; height: 14px; flex: none; }
@media (max-width: 780px) { .auth-split { grid-template-columns: 1fr; } }

/* Merkpaneel (donker) */
.auth-brand {
    position: relative; overflow: hidden;
    background: var(--bg); color: var(--text);
    display: flex; flex-direction: column; justify-content: space-between;
    padding: clamp(28px, 5vw, 56px);
}
@media (max-width: 780px) { .auth-brand { min-height: 34vh; } }
.auth-brand__mark { display: flex; align-items: center; gap: 14px; }
.auth-brand__mark .name { font-family: var(--font-display); font-weight: 700; text-transform: uppercase; letter-spacing: .05em; font-size: var(--fs-lg); line-height: .9; }
.auth-brand__mark .sub { font-size: var(--fs-xs); letter-spacing: .3em; text-transform: uppercase; color: var(--text-faint); margin-top: 3px; }
.auth-brand__stage { display: grid; place-items: center; flex: 1; padding: var(--sp-6) 0; }
.auth-brand__concept { max-width: 34ch; }
.auth-brand__concept .big { font-family: var(--font-display); font-weight: 700; text-transform: uppercase; letter-spacing: .02em; font-size: clamp(1.6rem, 3.4vw, 2.4rem); line-height: 1; }
.auth-brand__concept p { color: var(--text-muted); margin-top: var(--sp-3); font-size: var(--fs-sm); line-height: 1.6; }

.turntable--hero { width: clamp(180px, 26vw, 300px); aspect-ratio: 1; }
.turntable--hero .disc { box-shadow: inset 0 0 0 1px rgba(0,0,0,.8), 0 24px 60px -20px rgba(0,0,0,.7); }

/* Formulierpaneel (licht) */
.auth-panel { display: grid; place-items: center; padding: var(--sp-6) var(--sp-4); }
.auth-card { width: min(92vw, 380px); }
.auth-card h1 { font-size: var(--fs-2xl); text-transform: uppercase; letter-spacing: .02em; }
.auth-card .lead { color: var(--text-muted); font-size: var(--fs-sm); margin: 6px 0 var(--sp-5); }
.auth-form { display: flex; flex-direction: column; gap: var(--sp-4); }
.auth-form .btn { margin-top: var(--sp-2); }
.auth-error { min-height: 1.2em; }