/* ============ TownAR auth pages (admin sign-in) ============ */
/* Same design tokens as landing.css — dark slate + indigo/cyan. */

:root {
    --ink: #0f172a;
    --ink-2: #1e293b;
    --body: #475569;
    --line: #e2e8f0;
    --brand: #6366f1;
    --brand-deep: #4f46e5;
    --danger: #dc2626;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--ink);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    display: grid; place-items: center; padding: 24px;
    background: radial-gradient(900px 480px at 20% -10%, rgba(99, 102, 241, .38), transparent 60%),
                radial-gradient(700px 420px at 95% 15%, rgba(34, 211, 238, .16), transparent 55%),
                linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 100%);
}

.auth-card {
    width: 100%; max-width: 420px;
    background: #fff; border-radius: 20px; padding: 40px 36px 32px;
    box-shadow: 0 25px 60px rgba(2, 6, 23, .5);
}

.auth-brand {
    display: flex; align-items: center; justify-content: center; gap: 10px;
    color: var(--ink); font-weight: 800; font-size: 1.35rem; letter-spacing: -.02em;
    margin-bottom: 6px; text-decoration: none;
}
.auth-brand svg { display: block; }

.auth-sub { text-align: center; color: var(--body); font-size: .95rem; margin: 0 0 28px; }

.auth-error {
    background: #fef2f2; border: 1px solid #fecaca; color: #991b1b;
    border-radius: 10px; padding: 10px 14px; font-size: .92rem; margin-bottom: 18px;
}
.auth-error ul { margin: 0; padding-left: 18px; }
/* Razor renders the validation summary div even when there's nothing to show. */
.validation-summary-valid { display: none; }

.field { margin-bottom: 18px; }
.field label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 6px; }
.field input[type="email"],
.field input[type="password"] {
    width: 100%; padding: 11px 14px; font-size: 1rem;
    border: 1.5px solid var(--line); border-radius: 10px;
    transition: border-color .15s ease, box-shadow .15s ease;
    outline: none; color: var(--ink); background: #fff;
}
.field input:focus {
    border-color: var(--brand);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, .15);
}
.field .err { color: var(--danger); font-size: .85rem; }

.remember { display: flex; align-items: center; gap: 9px; margin: 4px 0 22px; }
.remember input { width: 17px; height: 17px; accent-color: var(--brand); }
.remember label { color: var(--body); font-size: .93rem; }

.auth-btn {
    width: 100%; padding: 13px; border: 0; cursor: pointer;
    background: var(--brand); color: #fff; font-size: 1.02rem; font-weight: 700;
    border-radius: 999px; transition: background .15s ease, transform .15s ease, box-shadow .15s ease;
    box-shadow: 0 8px 22px rgba(99, 102, 241, .4);
}
.auth-btn:hover { background: var(--brand-deep); transform: translateY(-1px); }
.auth-btn:active { transform: none; }

.auth-foot { text-align: center; margin-top: 22px; font-size: .9rem; }
.auth-foot a { color: var(--body); text-decoration: none; }
.auth-foot a:hover { color: var(--ink); }

@media (max-width: 480px) {
    .auth-card { padding: 32px 24px 26px; }
}