/**
 * Auth Pages Styles - Municipalidad Distrital de Talavera
 * ISO 25010 Compliant - Premium Design
 * Consistent with Home Design System
 */

/* Variables CSS - Sistema de Diseño (Consistente con Home) */
:root {
    /* Colores Institucionales */
    --primary: #0ea5e9;
    --primary-light: #38bdf8;
    --primary-dark: #0284c7;
    --primary-50: rgba(14, 165, 233, 0.1);
    --primary-100: rgba(14, 165, 233, 0.2);
    
    --secondary: #ef4444;
    --secondary-light: #f87171;
    --secondary-dark: #dc2626;
    
    /* Neutros */
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    /* Sombras */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
    --shadow-2xl: 0 24px 64px rgba(0, 0, 0, 0.16);
    --shadow-primary: 0 8px 32px rgba(14, 165, 233, 0.25);
    --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.04), 0 8px 24px rgba(0, 0, 0, 0.06);
    
    /* Transiciones */
    --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
    --duration-fast: 200ms;
    --duration-normal: 350ms;
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;
    --radius-2xl: 28px;
    --radius-full: 9999px;
    
    /* Espaciado */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    
    /* Tipografía */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Reset y Base */
.auth-page {
    font-family: var(--font-sans);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.auth-page *,
.auth-page *::before,
.auth-page *::after {
    box-sizing: border-box;
}

/* Layout Principal - ISO 25010: Reconocibilidad */
.auth-container {
    min-height: 100vh;
    display: flex;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--gray-100) 100%);
    position: relative;
    overflow: hidden;
}

/* Elementos decorativos de fondo */
.auth-container::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(ellipse at center, var(--primary-50) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.auth-container::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 50%;
    height: 80%;
    background: radial-gradient(ellipse at center, rgba(239, 68, 68, 0.05) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

/* Panel Izquierdo - Branding */
.auth-branding {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--space-12);
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.auth-branding::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.auth-branding__content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 400px;
}

.auth-branding__icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-8);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.auth-branding__icon i {
    font-size: 2.5rem;
    color: var(--white);
}

.auth-branding__title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--white);
    margin: 0 0 var(--space-4);
    line-height: 1.2;
}

.auth-branding__subtitle {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.85);
    margin: 0 0 var(--space-8);
    line-height: 1.6;
}

.auth-branding__features {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    text-align: left;
}

.auth-branding__feature {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9375rem;
}

.auth-branding__feature i {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
}

/* Panel Derecho - Formulario */
.auth-form-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--space-8);
    position: relative;
    z-index: 1;
}

/* Tarjeta de Login - ISO 25010: Estética profesional */
.auth-card {
    width: 100%;
    max-width: 440px;
    background: var(--white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    overflow: hidden;
    position: relative;
}

.auth-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--secondary) 100%);
}

.auth-card__header {
    padding: var(--space-10) var(--space-10) var(--space-6);
    text-align: center;
}

.auth-card__logo {
    max-width: 200px;
    height: auto;
    margin: 0 auto var(--space-6);
    display: block;
    transition: transform var(--duration-normal) var(--ease-smooth);
}

.auth-card__logo:hover {
    transform: scale(1.02);
}

.auth-card__title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin: 0 0 var(--space-2);
    line-height: 1.2;
}

.auth-card__subtitle {
    font-size: 0.9375rem;
    color: var(--gray-500);
    margin: 0;
}

.auth-card__body {
    padding: var(--space-2) var(--space-10) var(--space-10);
}

/* Alertas de Error - ISO 25010: Protección errores */
.auth-alert {
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-6);
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
}

.auth-alert--error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.auth-alert--success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.2);
}

.auth-alert__icon {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
}

.auth-alert--error .auth-alert__icon {
    background: var(--secondary);
    color: var(--white);
    font-size: 0.625rem;
}

.auth-alert--success .auth-alert__icon {
    background: #22c55e;
    color: var(--white);
    font-size: 0.625rem;
}

.auth-alert__content {
    flex: 1;
}

.auth-alert__title {
    font-size: 0.875rem;
    font-weight: 600;
    margin: 0 0 var(--space-1);
}

.auth-alert--error .auth-alert__title {
    color: var(--secondary-dark);
}

.auth-alert--success .auth-alert__title {
    color: #16a34a;
}

.auth-alert__list {
    margin: 0;
    padding-left: var(--space-4);
    font-size: 0.8125rem;
}

.auth-alert--error .auth-alert__list {
    color: var(--secondary);
}

.auth-alert--success .auth-alert__text {
    color: #16a34a;
    font-size: 0.875rem;
    margin: 0;
}

/* Grupos de Formulario - ISO 25010: Operabilidad */
.auth-form-group {
    margin-bottom: var(--space-5);
}

.auth-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--space-2);
}

.auth-label__required {
    color: var(--secondary);
    margin-left: 2px;
}

.auth-input-wrapper {
    position: relative;
}

.auth-input-wrapper__icon {
    position: absolute;
    left: var(--space-4);
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    font-size: 1rem;
    pointer-events: none;
    transition: color var(--duration-fast) var(--ease-smooth);
}

.auth-input {
    width: 100%;
    padding: var(--space-4) var(--space-4) var(--space-4) var(--space-12);
    font-size: 1rem;
    font-family: inherit;
    color: var(--gray-800);
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    outline: none;
    transition: all var(--duration-fast) var(--ease-smooth);
}

.auth-input::placeholder {
    color: var(--gray-400);
}

.auth-input:hover {
    border-color: var(--gray-300);
}

.auth-input:focus {
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 4px var(--primary-50);
}

.auth-input:focus + .auth-input-wrapper__icon,
.auth-input-wrapper:focus-within .auth-input-wrapper__icon {
    color: var(--primary);
}

.auth-input--error {
    border-color: var(--secondary);
}

.auth-input--error:focus {
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.1);
}

/* Toggle Password */
.auth-toggle-password {
    position: absolute;
    right: var(--space-4);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    padding: var(--space-1);
    font-size: 1rem;
    transition: color var(--duration-fast) var(--ease-smooth);
}

.auth-toggle-password:hover {
    color: var(--primary);
}

/* Checkbox Remember - ISO 25010: Personalización */
.auth-checkbox-group {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.auth-checkbox-wrapper {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    cursor: pointer;
}

.auth-checkbox {
    width: 20px;
    height: 20px;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-sm);
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    background: var(--white);
    transition: all var(--duration-fast) var(--ease-smooth);
    position: relative;
}

.auth-checkbox:checked {
    background: var(--primary);
    border-color: var(--primary);
}

.auth-checkbox:checked::after {
    content: '';
    position: absolute;
    left: 6px;
    top: 2px;
    width: 5px;
    height: 10px;
    border: solid var(--white);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.auth-checkbox:focus {
    box-shadow: 0 0 0 4px var(--primary-50);
}

.auth-checkbox-label {
    font-size: 0.875rem;
    color: var(--gray-600);
    user-select: none;
}

.auth-forgot-link {
    font-size: 0.875rem;
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--duration-fast) var(--ease-smooth);
}

.auth-forgot-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Botón Submit - ISO 25010: Operabilidad */
.auth-submit-btn {
    width: 100%;
    padding: var(--space-4) var(--space-6);
    font-size: 1rem;
    font-weight: 600;
    font-family: inherit;
    color: var(--white);
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    position: relative;
    overflow: hidden;
    transition: all var(--duration-normal) var(--ease-smooth);
    box-shadow: 0 4px 14px rgba(14, 165, 233, 0.3);
}

.auth-submit-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.auth-submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(14, 165, 233, 0.4);
}

.auth-submit-btn:hover::before {
    left: 100%;
}

.auth-submit-btn:active {
    transform: translateY(0);
}

.auth-submit-btn:focus {
    outline: none;
    box-shadow: 0 0 0 4px var(--primary-50), 0 4px 14px rgba(14, 165, 233, 0.3);
}

.auth-submit-btn i {
    font-size: 0.875rem;
    transition: transform var(--duration-fast) var(--ease-smooth);
}

.auth-submit-btn:hover i {
    transform: translateX(4px);
}

/* Footer del Card */
.auth-card__footer {
    padding: var(--space-6) var(--space-10);
    background: var(--gray-50);
    text-align: center;
    border-top: 1px solid var(--gray-100);
}

.auth-card__footer-text {
    font-size: 0.875rem;
    color: var(--gray-500);
    margin: 0;
}

.auth-card__footer-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: color var(--duration-fast) var(--ease-smooth);
}

.auth-card__footer-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Back to Home Link */
.auth-back-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-8);
    font-size: 0.875rem;
    color: var(--gray-500);
    text-decoration: none;
    transition: color var(--duration-fast) var(--ease-smooth);
}

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

.auth-back-link i {
    transition: transform var(--duration-fast) var(--ease-smooth);
}

.auth-back-link:hover i {
    transform: translateX(-4px);
}

/* Separador */
.auth-divider {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    margin: var(--space-6) 0;
}

.auth-divider__line {
    flex: 1;
    height: 1px;
    background: var(--gray-200);
}

.auth-divider__text {
    font-size: 0.8125rem;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Responsive Design - ISO 25010: Adaptabilidad */
@media (max-width: 1024px) {
    .auth-container {
        flex-direction: column;
    }
    
    .auth-branding {
        padding: var(--space-8) var(--space-6);
        min-height: auto;
    }
    
    .auth-branding__content {
        max-width: 100%;
    }
    
    .auth-branding__title {
        font-size: 1.5rem;
    }
    
    .auth-branding__subtitle {
        font-size: 1rem;
        margin-bottom: var(--space-6);
    }
    
    .auth-branding__features {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--space-6);
    }
    
    .auth-form-panel {
        padding: var(--space-8) var(--space-6);
    }
}

@media (max-width: 640px) {
    .auth-branding {
        display: none;
    }
    
    .auth-form-panel {
        padding: var(--space-6) var(--space-4);
        min-height: 100vh;
    }
    
    .auth-card {
        border-radius: var(--radius-xl);
        box-shadow: var(--shadow-lg);
    }
    
    .auth-card__header {
        padding: var(--space-8) var(--space-6) var(--space-4);
    }
    
    .auth-card__body {
        padding: var(--space-2) var(--space-6) var(--space-8);
    }
    
    .auth-card__logo {
        max-width: 160px;
    }
    
    .auth-card__title {
        font-size: 1.25rem;
    }
    
    .auth-checkbox-group {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .auth-card__footer {
        padding: var(--space-5) var(--space-6);
    }
}

@media (max-width: 380px) {
    .auth-form-panel {
        padding: var(--space-4) var(--space-3);
    }
    
    .auth-card__header {
        padding: var(--space-6) var(--space-5) var(--space-3);
    }
    
    .auth-card__body {
        padding: var(--space-2) var(--space-5) var(--space-6);
    }
    
    .auth-input {
        padding: var(--space-3) var(--space-3) var(--space-3) var(--space-10);
        font-size: 0.9375rem;
    }
}

/* Accesibilidad - ISO 25010 */
.auth-input:focus,
.auth-checkbox:focus,
.auth-submit-btn:focus,
.auth-forgot-link:focus,
.auth-back-link:focus,
.auth-card__footer-link:focus {
    outline: none;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .auth-input {
        border-width: 3px;
    }
    
    .auth-submit-btn {
        border: 2px solid var(--white);
    }
}

/* Utility Classes */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}