/**
 * LUX Seguros - Login & Register Styles
 * Diseno moderno, limpio y responsive
 */

/* ========================================
   VARIABLES CSS
======================================== */
:root {
    --primary: #000;
    --primary-light: #fff;
    --accent: #2e91c9;
    --accent-light: #86b3d9;
    --accent-dark: #2e8cb8;;
    
    --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;
    
    --success: #10b981;
    --danger: #ef4444;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
}

/* ========================================
   RESET & BASE
======================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    background: linear-gradient(135deg, var(--gray-100) 0%, var(--white) 50%, var(--gray-100) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-700);
    line-height: 1.6;
    padding-top: 72px;
}

/* ========================================
   NAVBAR PREMIUM
======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    z-index: 1000;
}

.navbar>.container {
    justify-content: center !important;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
}

.navbar-content {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center; 
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 10;
}

.logo-img {
    height: 65px;
    width: auto;
    object-fit: contain;
}

/* Nav Center */
.nav-center {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link {
    position: relative;
    padding: 10px 18px;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-600);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    background: transparent;
    border: none;
    cursor: pointer;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent);
    transform: translateX(-50%);
    transition: width var(--transition-normal);
    border-radius: 2px;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 20px;
}

/* Nav Actions */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn-primary-nav {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    background: var(--accent);
    color: var(--primary-dark);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    box-shadow: 0 2px 10px rgba(201, 162, 39, 0.2);
}

.btn-primary-nav:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(201, 162, 39, 0.35);
}

a {
    text-decoration: none;
}

/* ========================================
   LOGIN CARD
======================================== */
.login-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 48px 44px;
    width: 100%;
    max-width: 420px;
    border: 1px solid var(--gray-200);
    transition: box-shadow 0.2s ease;
}

.login-card:hover{
    box-shadow: var(--shadow-xl);
}

.login-card h2 {
    font-size: 28px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

.login-card .text-muted {
    color: var(--gray-500);
    font-size: 15px;
}

/* ========================================
   REGISTER CARD
======================================== */
.register-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 40px 36px;
    width: 100%;
    max-width: 520px;
    box-shadow: var(--shadow-2xl);
    border: 1px solid var(--gray-200);
}

.register-card h2 {
    font-size: 26px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

/* ========================================
   FORM ELEMENTS
======================================== */
.form-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    padding: 14px 18px;
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    color: var(--gray-800);
    font-size: 15px;
    font-family: inherit;
    transition: all var(--transition-fast);
    outline: none;
}

.form-control::placeholder {
    color: var(--gray-400);
}

.form-control:focus {
    border-color: var(--accent);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(201, 162, 39, 0.1);
}

.input-group {
    display: flex;
    align-items: stretch;
}

.input-group .input-group-text {
    display: flex;
    align-items: center;
    padding: 0 16px;
    background: var(--gray-100);
    border: 2px solid var(--gray-200);
    border-right: none;
    border-radius: var(--radius-md) 0 0 var(--radius-md);
    color: var(--gray-500);
}

.input-group .form-control {
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.input-group .form-control:focus {
    z-index: 1;
}

/* ========================================
   BUTTONS
======================================== */
.btn-acceder {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 16px 24px;
    border-radius: var(--radius-md);
    border: none;
    background: var(--accent);
    color: var(--primary);
    font-weight: 700;
    font-size: 15px;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: inherit;
}

.btn-acceder:hover {
    background: var(--accent-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(201, 162, 39, 0.3);
    color: var(--primary);
}

.btn-success {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 16px 24px;
    border-radius: var(--radius-md);
    border: none;
    background: var(--accent);
    color: var(--primary) !important;
    font-weight: 700;
    font-size: 15px;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: inherit;
}

.btn-success:hover {
    background: var(--accent-light) !important;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(201, 162, 39, 0.3);
}

/* ========================================
   ICONS
======================================== */
.bi-person-circle,
.bi-person-plus-fill {
    font-size: 56px;
    color: var(--accent) !important;
    margin-bottom: 12px;
}

/* ========================================
   LINKS
======================================== */
.text-register,
.text-login {
    color: var(--accent);
    font-weight: 600;
    transition: color var(--transition-fast);
}

.text-register:hover,
.text-login:hover {
    color: var(--accent-dark);
}

/* ========================================
   ALERTS
======================================== */
.alert {
    padding: 14px 18px;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 24px;
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    color: #92400e;
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    color: #991b1b;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: #065f46;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

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

/* Tablet */
@media (max-width: 768px) {
    body {
        padding: 88px 16px 24px;
    }
    
    .login-card,
    .register-card {
        max-width: 100%;
        padding: 36px 28px;
    }
    
    .navbar-brand {
        font-size: 18px;
    }
    
    .logo {
        width: 36px;
        height: 36px;
    }
    
    .navbar-nav {
        display: none;
    }
}

/* Mobile */
@media (max-width: 576px) {
    body {
        padding: 80px 12px 20px;
    }
    
    .login-card,
    .register-card {
        padding: 28px 20px;
        border-radius: var(--radius-lg);
    }
    
    .login-card h2,
    .register-card h2 {
        font-size: 22px;
    }
    
    .bi-person-circle,
    .bi-person-plus-fill {
        font-size: 48px !important;
    }
    
    .form-control {
        padding: 16px;
        font-size: 16px; /* Prevents zoom on iOS */
    }
    
    .btn-acceder,
    .btn-success {
        padding: 18px;
        font-size: 16px;
    }
    
    .navbar {
        padding: 0 16px;
        height: 64px;
    }
    
    .navbar-brand {
        font-size: 16px;
    }
    
    .logo {
        width: 32px;
        height: 32px;
    }
    
    /* Stack form columns on mobile */
    .register-card .row {
        flex-direction: column;
    }
    
    .register-card .col-md-6 {
        width: 100%;
    }
}

/* Small Mobile */
@media (max-width: 400px) {
    .login-card,
    .register-card {
        padding: 24px 16px;
    }
    
    .login-card h2,
    .register-card h2 {
        font-size: 20px;
    }
    
    .bi-person-circle,
    .bi-person-plus-fill {
        font-size: 40px !important;
    }
}