/**
 * Auth CSS - Páginas de Autenticación
 * Visor SEAP - Sistema de Login
 * 
 * Estilos consistentes con el sistema visual SEAP-IAP
 */

/* Variables CSS */
:root {
    --seap-primary: #F00064;
    --seap-primary-dark: #d00058;
    --seap-bg: #ffffff;
    --seap-text-main: #1a1a2e;
    --seap-text-secondary: #475569;
    --seap-text-muted: #94a3b8;
    --seap-border: #e2e8f0;
    --seap-radius-sm: 4px;
    --seap-radius-md: 8px;
    --seap-radius-lg: 12px;
    --seap-space-xs: 4px;
    --seap-space-sm: 8px;
    --seap-space-md: 12px;
    --seap-space-lg: 20px;
    --seap-space-xl: 24px;
    --seap-space-2xl: 32px;
    --seap-font-size-sm: 14px;
    --seap-font-size-base: 16px;
    --seap-font-size-2xl: 24px;
    --seap-font-weight-semibold: 600;
    --seap-font-weight-bold: 700;
}

/* Reset básico */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   CONTENEDOR DE AUTENTICACIÓN
   ============================================ */

.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    padding: var(--seap-space-lg);
    position: relative;
    overflow: hidden;
}

.auth-page::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at center, rgba(240, 0, 100, 0.08) 0%, transparent 70%);
    animation: authPulse 8s ease-in-out infinite;
}

@keyframes authPulse {

    0%,
    100% {
        opacity: 0.5;
        transform: scale(1);
    }

    50% {
        opacity: 1;
        transform: scale(1.05);
    }
}

/* ============================================
   AUTH BOX
   ============================================ */

.auth-box {
    width: 100%;
    max-width: 440px;
    background-color: var(--seap-bg);
    border-radius: var(--seap-radius-lg);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35);
    overflow: hidden;
    position: relative;
    z-index: 1;
}

.auth-header {
    background-color: var(--seap-primary);
    color: #ffffff;
    padding: var(--seap-space-2xl) var(--seap-space-xl);
    text-align: center;
}

.auth-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--seap-space-sm);
    margin-bottom: var(--seap-space-md);
}

.auth-logo-icon {
    width: 48px;
    height: 48px;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: var(--seap-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-logo-icon svg {
    width: 28px;
    height: 28px;
    color: #ffffff;
}

.auth-title {
    font-size: var(--seap-font-size-2xl);
    font-weight: var(--seap-font-weight-bold);
    margin-bottom: var(--seap-space-xs);
}

.auth-subtitle {
    font-size: var(--seap-font-size-sm);
    opacity: 0.9;
}

/* ============================================
   AUTH BODY
   ============================================ */

.auth-body {
    padding: var(--seap-space-2xl);
}

/* ============================================
   ALERTAS
   ============================================ */

.auth-alert {
    display: flex;
    align-items: center;
    gap: var(--seap-space-sm);
    padding: var(--seap-space-md);
    border-radius: var(--seap-radius-md);
    font-size: var(--seap-font-size-sm);
    margin-bottom: var(--seap-space-lg);
    opacity: 0;
    transform: translateY(-10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.auth-alert.show {
    opacity: 1;
    transform: translateY(0);
}

.auth-alert-error {
    background-color: #fef2f2;
    border: 1px solid #fecaca;
    color: #991b1b;
}

.auth-alert-success {
    background-color: #f0fdf4;
    border: 1px solid #bbf7d0;
    color: #166534;
}

/* ============================================
   FORMULARIO
   ============================================ */

.auth-form .form-group {
    margin-bottom: var(--seap-space-lg);
}

.auth-form .form-label {
    display: block;
    font-size: var(--seap-font-size-sm);
    font-weight: var(--seap-font-weight-semibold);
    color: var(--seap-text-main);
    margin-bottom: var(--seap-space-xs);
}

.auth-form .form-label-required::after {
    content: ' *';
    color: var(--seap-primary);
}

.auth-form .form-control {
    width: 100%;
    padding: 10px 14px;
    font-size: var(--seap-font-size-base);
    color: var(--seap-text-main);
    background-color: var(--seap-bg);
    border: 2px solid var(--seap-border);
    border-radius: var(--seap-radius-md);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    outline: none;
}

.auth-form .form-control:focus {
    border-color: var(--seap-primary);
    box-shadow: 0 0 0 3px rgba(240, 0, 100, 0.15);
}

.auth-form .form-control::placeholder {
    color: var(--seap-text-muted);
}

/* Input con icono */
.input-icon-wrapper {
    position: relative;
}

.input-icon-wrapper .form-control {
    padding-right: 44px;
}

.input-icon-wrapper .toggle-password {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--seap-text-muted);
    padding: 4px;
    display: flex;
    align-items: center;
    transition: color 0.2s ease;
}

.input-icon-wrapper .toggle-password:hover {
    color: var(--seap-primary);
}

/* Checkbox recordar */
.auth-form .form-check {
    display: flex;
    align-items: center;
    gap: var(--seap-space-sm);
    cursor: pointer;
}

.auth-form .form-check-input {
    width: 18px;
    height: 18px;
    accent-color: var(--seap-primary);
    cursor: pointer;
}

.auth-form .form-check-label {
    font-size: var(--seap-font-size-sm);
    color: var(--seap-text-secondary);
    cursor: pointer;
}

/* Botón de login */
.auth-form .btn-login {
    width: 100%;
    padding: 12px 20px;
    font-size: var(--seap-font-size-base);
    font-weight: var(--seap-font-weight-semibold);
    color: #ffffff;
    background-color: var(--seap-primary);
    border: none;
    border-radius: var(--seap-radius-md);
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease, box-shadow 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--seap-space-sm);
}

.auth-form .btn-login:hover {
    background-color: var(--seap-primary-dark);
    box-shadow: 0 4px 12px rgba(240, 0, 100, 0.35);
}

.auth-form .btn-login:active {
    transform: scale(0.98);
}

.auth-form .btn-login:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Spinner de carga */
.btn-spinner {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: authSpin 0.6s linear infinite;
    display: none;
}

.btn-login.loading .btn-spinner {
    display: block;
}

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

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

/* ============================================
   FOOTER
   ============================================ */

.auth-footer {
    background-color: #f9fafb;
    padding: var(--seap-space-lg);
    text-align: center;
    border-top: 1px solid var(--seap-border);
}

.auth-footer-text {
    font-size: var(--seap-font-size-sm);
    color: var(--seap-text-secondary);
    margin-bottom: var(--seap-space-xs);
}

.auth-footer-version {
    font-size: 12px;
    color: var(--seap-text-muted);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 640px) {
    .auth-page {
        padding: var(--seap-space-md);
    }

    .auth-box {
        max-width: 100%;
    }

    .auth-header {
        padding: var(--seap-space-xl) var(--seap-space-lg);
    }

    .auth-body {
        padding: var(--seap-space-xl);
    }
}