/* Página de acceso OsteoFlow (cargar después de app.css) — tema oscuro alineado con la SPA */

body.login-body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-color: transparent;
}

.login-header {
    padding: 1.25rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.75rem;
    border-bottom: 1px solid rgba(94, 234, 212, 0.14);
    background: linear-gradient(90deg, rgba(7, 22, 42, 0.82), rgba(10, 52, 54, 0.42));
    backdrop-filter: blur(12px);
}

.login-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.login-brand h1 {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #99f6e4 0%, #5eead4 45%, #ccfbf1 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.login-brand span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.login-main {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: linear-gradient(
        165deg,
        rgba(8, 22, 48, 0.82) 0%,
        rgba(12, 74, 72, 0.38) 55%,
        rgba(236, 253, 245, 0.06) 100%
    );
    border: 1px solid rgba(94, 234, 212, 0.15);
    border-radius: var(--radius);
    box-shadow: 0 20px 56px rgba(2, 12, 40, 0.55);
    backdrop-filter: blur(18px);
    overflow: hidden;
}

.login-card-header {
    padding: 1.5rem 1.5rem 0.5rem;
}

.login-card-header h2 {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text);
}

.login-card-header p {
    font-size: 0.88rem;
    color: var(--text-muted);
    margin-top: 0.35rem;
}

.login-card-body {
    padding: 1rem 1.5rem 1.5rem;
}

.login-alert {
    display: none;
    padding: 0.65rem 0.85rem;
    border-radius: 8px;
    font-size: 0.85rem;
    margin-bottom: 1rem;
    background: rgba(127, 29, 29, 0.45);
    color: #fecaca;
    border: 1px solid rgba(248, 113, 113, 0.4);
}

.login-alert.show {
    display: block;
    white-space: pre-wrap;
    word-break: break-word;
    max-height: min(50vh, 24rem);
    overflow-y: auto;
}

.login-footer-note {
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-muted);
    padding: 0 1.5rem 1.5rem;
    line-height: 1.45;
}

.login-footer-note code {
    font-size: 0.72rem;
    background: rgba(3, 15, 35, 0.65);
    padding: 0.15rem 0.35rem;
    border-radius: 4px;
    border: 1px solid rgba(94, 234, 212, 0.15);
}

.login-back {
    font-size: 0.85rem;
    color: #6ee7b7;
    text-decoration: none;
    font-weight: 500;
}

.login-back:hover {
    color: #a7f3d0;
    text-decoration: underline;
}