/* ============================================
   SIMPLEAUTH - Estilos alineados con SimpleSuite
   ============================================ */

/* ============================================
   Variables CSS - Tema Claro (iguales a SimpleSuite)
   ============================================ */
:root {
    /* Colores principales - Identidad SimpleSuite */
    --primary: #4f46e5; /* Indigo profesional */
    --primary-dark: #4338ca;
    --primary-light: #6366f1;
    --accent: #06b6d4; /* Aqua ligero */
    --accent-light: #22d3ee;
    
    /* Colores de texto */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-light: #94a3b8;
    --text-white: #ffffff;
    
    /* Colores de fondo */
    --bg-main: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-card: #ffffff;
    --border: #e2e8f0;
    --border-light: #f1f5f9;
    
    /* Estados */
    --error: #ef4444;
    --error-light: #fee2e2;
    --error-border: #fecaca;
    --success: #10b981;
    --success-light: #d1fae5;
    --success-border: #a7f3d0;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.06);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -2px rgb(0 0 0 / 0.05);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 10px 10px -5px rgb(0 0 0 / 0.04);
    
    /* Transiciones */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Tipografías */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Radios */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
}

/* ============================================
   Variables CSS - Tema Oscuro
   ============================================ */
[data-theme="dark"],
[data-theme="system"].theme-dark,
.theme-dark {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --accent: #22d3ee;
    --accent-light: #67e8f9;
    
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-light: #94a3b8;
    
    --bg-main: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-card: #1e293b;
    --border: #334155;
    --border-light: #475569;
    
    --error-light: #7f1d1d;
    --error-border: #991b1b;
    --success-light: #064e3b;
    --success-border: #065f46;
    
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.4), 0 2px 4px -2px rgb(0 0 0 / 0.3);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.5), 0 4px 6px -4px rgb(0 0 0 / 0.4);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.6), 0 10px 10px -5px rgb(0 0 0 / 0.5);
}

/* Detectar preferencia del sistema para data-theme="system" */
@media (prefers-color-scheme: dark) {
    [data-theme="system"] {
        --primary: #6366f1;
        --primary-dark: #4f46e5;
        --primary-light: #818cf8;
        --accent: #22d3ee;
        --accent-light: #67e8f9;
        
        --text-primary: #f1f5f9;
        --text-secondary: #cbd5e1;
        --text-light: #94a3b8;
        
        --bg-main: #0f172a;
        --bg-secondary: #1e293b;
        --bg-tertiary: #334155;
        --bg-card: #1e293b;
        --border: #334155;
        --border-light: #475569;
        
        --error-light: #7f1d1d;
        --error-border: #991b1b;
        --success-light: #064e3b;
        --success-border: #065f46;
        
        --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
        --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.4), 0 2px 4px -2px rgb(0 0 0 / 0.3);
        --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.5), 0 4px 6px -4px rgb(0 0 0 / 0.4);
        --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.6), 0 10px 10px -5px rgb(0 0 0 / 0.5);
    }
    
    [data-theme="system"].theme-dark {
        --primary: #6366f1;
        --primary-dark: #4f46e5;
        --primary-light: #818cf8;
        --accent: #22d3ee;
        --accent-light: #67e8f9;
        
        --text-primary: #f1f5f9;
        --text-secondary: #cbd5e1;
        --text-light: #94a3b8;
        
        --bg-main: #0f172a;
        --bg-secondary: #1e293b;
        --bg-tertiary: #334155;
        --bg-card: #1e293b;
        --border: #334155;
        --border-light: #475569;
        
        --error-light: #7f1d1d;
        --error-border: #991b1b;
        --success-light: #064e3b;
        --success-border: #065f46;
        
        --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
        --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.4), 0 2px 4px -2px rgb(0 0 0 / 0.3);
        --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.5), 0 4px 6px -4px rgb(0 0 0 / 0.4);
        --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.6), 0 10px 10px -5px rgb(0 0 0 / 0.5);
    }
}

/* ============================================
   Reset y Base
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color 0.3s ease, color 0.3s ease;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

/* ============================================
   Container de Autenticación
   ============================================ */
.auth-container {
    width: 100%;
    max-width: 440px;
}

.auth-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-xl);
    border: 1px solid var(--border);
}

.auth-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
    text-align: center;
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.02em;
}

.auth-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
    font-weight: 400;
}

/* ============================================
   Formulario
   ============================================ */
.auth-form {
    margin-top: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
    font-size: 0.875rem;
    letter-spacing: -0.01em;
}

.form-group input[type="email"],
.form-group input[type="password"],
.form-group input[type="text"] {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-family);
    color: var(--text-primary);
    background-color: var(--bg-main);
    transition: var(--transition);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-group input::placeholder {
    color: var(--text-light);
}

/* Checkbox */
.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    cursor: pointer;
    accent-color: var(--primary);
}

/* ============================================
   Botones
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    font-family: var(--font-family);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: var(--transition);
    cursor: pointer;
    border: none;
    width: 100%;
    text-align: center;
    letter-spacing: -0.01em;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--text-white);
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary);
    border: 1px solid var(--primary);
}

.btn-secondary:hover {
    background-color: var(--primary);
    color: var(--text-white);
}

/* ============================================
   Mensajes
   ============================================ */
.error-message {
    background-color: var(--error-light);
    color: var(--error);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    font-size: 0.875rem;
    border: 1px solid var(--error-border);
    font-weight: 500;
}

.loading-message {
    background-color: rgba(79, 70, 229, 0.1);
    color: var(--primary);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    font-size: 0.875rem;
    text-align: center;
    border: 1px solid rgba(79, 70, 229, 0.2);
    font-weight: 500;
}

.success-message {
    background-color: var(--success-light);
    color: var(--success);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    font-size: 0.875rem;
    border: 1px solid var(--success-border);
    font-weight: 500;
}

/* ============================================
   Lista de Empresas
   ============================================ */
.companies-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.company-card {
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    transition: var(--transition);
    cursor: pointer;
}

.company-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.company-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.company-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    letter-spacing: -0.02em;
}

.company-badge {
    background-color: var(--primary);
    color: var(--text-white);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.01em;
}

.company-details {
    margin-bottom: var(--spacing-md);
}

.company-cuit,
.company-razon {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.company-meta {
    margin-top: var(--spacing-sm);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.company-roles,
.company-modules {
    font-size: 0.875rem;
    color: var(--text-primary);
}

.company-roles strong,
.company-modules strong {
    color: var(--text-primary);
    font-weight: 600;
}

.btn-select-company {
    margin-top: var(--spacing-sm);
}

/* ============================================
   Footer
   ============================================ */
.auth-footer {
    margin-top: var(--spacing-xl);
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.link-secondary {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: var(--transition);
    font-weight: 500;
}

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

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 480px) {
    body {
        padding: var(--spacing-sm);
    }

    .auth-card {
        padding: var(--spacing-lg);
    }

    .auth-title {
        font-size: 1.75rem;
    }

    .company-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }
}