/* ── Login page ───────────────────────────────────────────────────────────────
   Standalone page (does not extend base.html, does not follow the theme).
   A deliberately warm, book-cover look: parchment, gold leaf and navy ink,
   serif type. Fonts come from base.css (@import Crimson Pro / Libre
   Baskerville / Source Serif 4).
*/

.login-body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    box-sizing: border-box;
    font-family: var(--font-ui);
    /* Warm parchment with a soft gold vignette pooling at the top, over the
       procedural paper grain from base.css. */
    background-color: #f3ede1;
    background-image:
        radial-gradient(120% 80% at 50% -10%, rgba(200, 168, 75, 0.18), transparent 60%),
        radial-gradient(100% 60% at 50% 115%, rgba(45, 45, 90, 0.07), transparent 55%),
        var(--paper-texture);
}

.login-card {
    position: relative;
    background: rgba(250, 246, 238, 0.92);
    backdrop-filter: blur(16px) saturate(1.25);
    -webkit-backdrop-filter: blur(16px) saturate(1.25);
    border: 1px solid rgba(138, 106, 42, 0.25);
    border-radius: 6px;
    padding: 3rem 2.6rem 2.4rem;
    width: 100%;
    max-width: 380px;
    box-shadow:
        0 1px 2px rgba(45, 45, 90, 0.05),
        0 14px 50px rgba(45, 45, 90, 0.16),
        0 0 0 1px rgba(255, 255, 255, 0.55) inset;
    animation: login-rise 0.55s cubic-bezier(0.16, 0.84, 0.44, 1) both;
}

/* Gold-leaf top edge, like a book spine. */
.login-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 1.6rem;
    right: 1.6rem;
    height: 2px;
    border-radius: 2px;
    background: linear-gradient(to right,
        transparent,
        rgba(200, 168, 75, 0.85) 25%,
        rgba(200, 168, 75, 0.85) 75%,
        transparent);
}

@keyframes login-rise {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: none; }
}

/* ── Brand ─────────────────────────────────────────────────────────────────── */
.login-brand {
    text-align: center;
    margin-bottom: 0.4rem;
}

.login-glyph {
    display: block;
    font-family: var(--font-label);
    font-style: italic;
    font-size: 3.1rem;
    line-height: 1;
    color: #b9952f;
    margin-bottom: 0.5rem;
    text-shadow:
        0 1px 0 rgba(255, 255, 255, 0.6),
        0 2px 5px rgba(138, 106, 42, 0.25);
    user-select: none;
}

.login-title-main {
    font-family: var(--font-label);
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: #2d2d5a;
    line-height: 1;
    margin: 0;
}

.login-title-sub {
    font-family: var(--font-body);
    font-style: italic;
    font-size: 0.92rem;
    color: #8a6a2a;
    letter-spacing: 0.03em;
    margin: 0.5rem 0 0;
}

/* ── Fleuron divider ──────────────────────────────────────────────────────── */
.login-divider {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin: 1.6rem 0 1.7rem;
}
.login-divider::before,
.login-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(138, 106, 42, 0.32), transparent);
}
.login-divider span {
    color: #c8a84a;
    font-size: 1rem;
    opacity: 0.85;
    user-select: none;
}

/* ── Fields ───────────────────────────────────────────────────────────────── */
.login-card .group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    margin-bottom: 1.1rem;
}

.login-card label {
    font-family: var(--font-ui);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #5a5a8a;
}

.login-card input {
    padding: 0.62rem 0.85rem;
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(45, 45, 90, 0.18);
    border-radius: 4px;
    font-size: 1rem;
    font-family: var(--font-ui);
    color: #1c1830;
    transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}

.login-card input:focus {
    outline: none;
    border-color: #2d2d5a;
    background: rgba(255, 255, 255, 0.97);
    box-shadow: 0 0 0 3px rgba(45, 45, 90, 0.08);
}

.login-card input::placeholder {
    color: rgba(45, 45, 90, 0.3);
    font-style: italic;
}

/* ── Submit ───────────────────────────────────────────────────────────────── */
.login-card .actions {
    margin-top: 1.7rem;
}

.login-card button[type="submit"] {
    width: 100%;
    padding: 0.72rem;
    background: #2d2d5a;
    color: #f0ecd8;
    border: none;
    border-radius: 4px;
    font-size: 0.92rem;
    font-weight: 500;
    font-family: var(--font-ui);
    letter-spacing: 0.16em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s, box-shadow 0.2s;
}

.login-card button[type="submit"]:hover {
    background: #3a3a72;
    box-shadow: 0 6px 20px rgba(45, 45, 90, 0.26);
    transform: translateY(-1px);
}

.login-card button[type="submit"]:active {
    transform: none;
    box-shadow: none;
}

/* ── Register link ────────────────────────────────────────────────────────── */
.login-register {
    margin: 1.4rem 0 0;
    text-align: center;
    font-family: var(--font-body);
    font-style: italic;
    font-size: 0.92rem;
    color: #5a5a8a;
}

.login-register a {
    color: #2d2d5a;
    text-decoration: none;
    border-bottom: 1px solid rgba(45, 45, 90, 0.28);
    transition: color 0.15s, border-color 0.15s;
}

.login-register a:hover {
    color: #8a6a2a;
    border-color: #8a6a2a;
}

/* ── Errors ───────────────────────────────────────────────────────────────── */
.login-errors {
    background: rgba(192, 57, 43, 0.07);
    border: 1px solid rgba(192, 57, 43, 0.28);
    border-radius: 4px;
    padding: 0.6rem 0.85rem;
    margin-bottom: 1.2rem;
}
.login-errors p {
    margin: 0;
    font-size: 0.86rem;
    color: #a03030;
}

.errorlist {
    list-style: none;
    margin: 0.3rem 0 0;
    padding: 0;
}
.errorlist li {
    font-size: 0.82rem;
    color: #a03030;
    font-style: italic;
}

/* Respect reduced-motion preferences. */
@media (prefers-reduced-motion: reduce) {
    .login-card { animation: none; }
}