/**
 * Pisci-Mayas Admin - Login
 * Estilos SaaS: layout centrado, card, inputs, estados. Mobile-first.
 * No modifica la lógica del backend.
 */

/* ========== Variables ========== */
.login-page {
    --login-primary: #C62828;
    --login-primary-hover: #A01D1D;
    --login-primary-focus: rgba(198, 40, 40, 0.2);
    --login-bg-start: #f8f9fc;
    --login-bg-end: #eef1f8;
    --login-card-bg: #ffffff;
    --login-card-shadow: 0 4px 24px rgba(0, 0, 0, 0.06), 0 2px 8px rgba(0, 0, 0, 0.04);
    --login-card-radius: 14px;
    --login-input-radius: 10px;
    --login-transition: 0.2s ease;
}

/* ========== Layout (mobile-first) ========== */
.login-page {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background: linear-gradient(160deg, var(--login-bg-start) 0%, var(--login-bg-end) 100%);
    transition: background var(--login-transition);
}

.login-page .login-wrap {
    width: 100%;
    max-width: 400px;
}

/* ========== Card + animación de entrada ========== */
.login-page .login-card {
    background: var(--login-card-bg);
    border-radius: var(--login-card-radius);
    box-shadow: var(--login-card-shadow);
    border: 1px solid rgba(0, 0, 0, 0.04);
    overflow: hidden;
    animation: loginCardIn 0.4s ease-out;
}

@keyframes loginCardIn {
    from {
        opacity: 0;
        transform: translateY(12px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-page .login-card-body {
    padding: 2rem 1.75rem;
}

@media (min-width: 480px) {
    .login-page .login-card-body {
        padding: 2.25rem 2rem;
    }
}

/* ========== Header (logo + nombre) ========== */
.login-page .login-header {
    text-align: center;
    margin-bottom: 1.75rem;
}

.login-page .login-logo {
    width: 52px;
    height: 52px;
    margin: 0 auto 1rem;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--login-primary) 0%, var(--login-primary-hover) 100%);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 4px 14px rgba(198, 40, 40, 0.35);
    transition: transform var(--login-transition), box-shadow var(--login-transition);
}

.login-page .login-logo:hover {
    transform: scale(1.03);
    box-shadow: 0 6px 18px rgba(198, 40, 40, 0.4);
}

.login-page .login-title {
    font-size: 1.35rem;
    font-weight: 700;
    color: #1a1d21;
    margin: 0 0 0.25rem;
    letter-spacing: -0.02em;
}

.login-page .login-subtitle {
    font-size: 0.875rem;
    color: #6c757d;
    margin: 0;
    font-weight: 400;
}

/* ========== Alertas de error ========== */
.login-page .login-alert {
    border-radius: var(--login-input-radius);
    padding: 0.75rem 1rem;
    margin-bottom: 1.25rem;
    font-size: 0.875rem;
    border: 1px solid rgba(220, 53, 69, 0.3);
    background: rgba(220, 53, 69, 0.06);
    color: #b02a37;
    transition: opacity var(--login-transition);
}

.login-page .login-alert:empty {
    display: none;
}

/* ========== Grupos de input (con icono opcional) ========== */
.login-page .login-field {
    margin-bottom: 1.15rem;
}

.login-page .login-label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 500;
    color: #374151;
    margin-bottom: 0.4rem;
}

.login-page .login-input-wrap {
    position: relative;
    display: flex;
    align-items: stretch;
}

.login-page .login-input-wrap .login-input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: #9ca3af;
    font-size: 1rem;
    pointer-events: none;
    z-index: 1;
    transition: color var(--login-transition);
}

.login-page .login-input-wrap.has-icon .login-input {
    padding-left: 2.75rem;
}

.login-page .login-input {
    width: 100%;
    height: 48px;
    padding: 0 1rem;
    font-size: 0.9375rem;
    font-family: inherit;
    color: #1a1d21;
    background: #f9fafb;
    border: 1px solid #e5e7eb;
    border-radius: var(--login-input-radius);
    transition: border-color var(--login-transition), box-shadow var(--login-transition), background var(--login-transition);
}

.login-page .login-input::placeholder {
    color: #9ca3af;
}

.login-page .login-input:hover {
    border-color: #d1d5db;
    background: #fff;
}

.login-page .login-input:focus {
    outline: none;
    border-color: var(--login-primary);
    box-shadow: 0 0 0 3px var(--login-primary-focus);
    background: #fff;
}

.login-page .login-input.is-invalid {
    border-color: #dc3545;
    background: rgba(220, 53, 69, 0.04);
}

.login-page .login-input.is-invalid:focus {
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.2);
}

.login-page .login-input-wrap .login-input-icon {
    color: #9ca3af;
}

.login-page .login-input:focus ~ .login-input-icon,
.login-page .login-input-wrap:focus-within .login-input-icon {
    color: var(--login-primary);
}

/* Password: espacio para el botón mostrar/ocultar */
.login-page .login-input-wrap.password-wrap .login-input {
    padding-right: 3rem;
}

.login-page .login-btn-toggle-password {
    position: absolute;
    right: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    padding: 0;
    border: none;
    background: transparent;
    color: #6b7280;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: color var(--login-transition), background var(--login-transition);
}

.login-page .login-btn-toggle-password:hover {
    color: var(--login-primary);
    background: rgba(198, 40, 40, 0.08);
}

.login-page .login-btn-toggle-password:focus {
    outline: none;
    box-shadow: 0 0 0 2px var(--login-primary-focus);
}

/* ========== Botón Entrar ========== */
.login-page .login-submit-wrap {
    margin-top: 1.5rem;
    margin-bottom: 0;
}

.login-page .login-btn-submit {
    width: 100%;
    height: 48px;
    padding: 0 1.5rem;
    font-size: 0.9375rem;
    font-weight: 600;
    font-family: inherit;
    color: #fff;
    background: var(--login-primary);
    border: none;
    border-radius: var(--login-input-radius);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: background var(--login-transition), transform 0.15s ease, box-shadow var(--login-transition);
}

.login-page .login-btn-submit:hover:not(:disabled) {
    background: var(--login-primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(198, 40, 40, 0.4);
}

.login-page .login-btn-submit:active:not(:disabled) {
    transform: translateY(0);
}

.login-page .login-btn-submit:focus {
    outline: none;
    box-shadow: 0 0 0 3px var(--login-primary-focus);
}

.login-page .login-btn-submit:disabled {
    cursor: not-allowed;
    opacity: 0.85;
}

.login-page .login-btn-submit .login-btn-text {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.login-page .login-btn-submit .login-btn-loading {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.login-page .login-btn-submit.is-loading .login-btn-text {
    display: none;
}

.login-page .login-btn-submit.is-loading .login-btn-loading {
    display: inline-flex;
}

.login-page .login-btn-submit .spinner {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: loginSpinner 0.7s linear infinite;
}

@keyframes loginSpinner {
    to {
        transform: rotate(360deg);
    }
}

/* ========== Link "Volver al sitio" ========== */
.login-page .login-footer {
    text-align: center;
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.login-page .login-back-link {
    font-size: 0.8125rem;
    color: #6b7280;
    text-decoration: none;
    transition: color var(--login-transition);
}

.login-page .login-back-link:hover {
    color: var(--login-primary);
}

/* ========== Accesibilidad: focus visible ========== */
.login-page .login-btn-toggle-password:focus-visible,
.login-page .login-input:focus-visible,
.login-page .login-btn-submit:focus-visible {
    outline: none;
}

.login-page .login-input:focus-visible {
    box-shadow: 0 0 0 3px var(--login-primary-focus);
}

.login-page .login-btn-submit:focus-visible {
    box-shadow: 0 0 0 3px var(--login-primary-focus);
}