/* ==========================================================================
   ENHANCED LOGIN PAGE STYLES (enhanced-login.css)
   ========================================================================== */

/**
 * Enhanced Login Page Styles - Custom /secure-login page
 */

/* CSS Variables for enhanced login page - UNIFIED */
:root {
    --spa-primary: #3b82f6;
    --spa-primary-dark: #2563eb;
    --spa-secondary: #764ba2;
    --spa-success: #10b981;
    --spa-error: #ef4444;
    --spa-warning: #f59e0b;
    --spa-surface: #ffffff;
    --spa-background: #f8fafc;
    --spa-text-primary: #2d3748;
    --spa-text-secondary: #6b7280;
    --spa-text-muted: #9ca3af;
    --spa-border: #e2e8f0;
    --spa-border-light: #f1f5f9;
    --spa-shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --spa-shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --spa-shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --spa-shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --spa-shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    --spa-radius: 8px;
    --spa-radius-lg: 12px;
    --spa-radius-xl: 16px;
    --spa-radius-2xl: 24px;
}

/* Dark mode color scheme */
@media (prefers-color-scheme: dark) {
    :root {
        --spa-primary: #90cdf4;
        --spa-primary-dark: #7dd3fc;
        --spa-surface: #1f2937;
        --spa-background: #111827;
        --spa-text-primary: #f9fafb;
        --spa-text-secondary: #d1d5db;
        --spa-text-muted: #9ca3af;
        --spa-border: #374151;
        --spa-border-light: #4b5563;
    }
}

/* Reset and base styles for enhanced login */
* {
    box-sizing: border-box;
}

body.enhanced-custom-login,
body.enhanced-login-page {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    background: linear-gradient(135deg, var(--spa-primary) 0%, var(--spa-secondary) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    line-height: 1.6;
    position: relative;
    overflow-x: hidden;
}

/* Animated background elements */
body.enhanced-custom-login::before,
body.enhanced-login-page::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(118, 75, 162, 0.3) 0%, transparent 50%);
    pointer-events: none;
    animation: enhanced-backgroundPulse 20s ease-in-out infinite;
}

@keyframes enhanced-backgroundPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

/* Main wrapper */
.login-wrapper {
    width: 100%;
    max-width: 520px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}

/* Login container */
.login-container {
    background: rgba(255, 255, 255, 0.95);
    border-radius: var(--spa-radius-2xl);
    padding: 40px;
    width: 100%;
    box-shadow: 
        var(--spa-shadow-2xl),
        0 0 0 1px rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: enhanced-fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.login-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--spa-primary), var(--spa-secondary));
    border-radius: var(--spa-radius-2xl) var(--spa-radius-2xl) 0 0;
}

@keyframes enhanced-fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Status messages */
.status-message {
    margin: -40px -40px 24px -40px;
    padding: 16px 20px;
    border-radius: var(--spa-radius-2xl) var(--spa-radius-2xl) 0 0;
    font-weight: 500;
    text-align: center;
    font-size: 14px;
    animation: enhanced-slideDown 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.status-message::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: enhanced-shimmer 2s ease-in-out infinite;
}

@keyframes enhanced-shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

.status-success {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    color: #155724;
    border-bottom: 1px solid #c3e6cb;
}

.status-error {
    background: linear-gradient(135deg, #f8d7da 0%, #f5c6cb 100%);
    color: #721c24;
    border-bottom: 1px solid #f5c6cb;
}

.status-warning {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    color: #856404;
    border-bottom: 1px solid #ffeaa7;
}

@keyframes enhanced-slideDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Header styles */
.login-header {
    text-align: center;
    margin-bottom: 32px;
    position: relative;
}

.logo-container {
    margin-bottom: 20px;
    position: relative;
}

.login-logo {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    box-shadow: var(--spa-shadow-xl);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    object-fit: cover;
    border: 3px solid rgba(255, 255, 255, 0.2);
    position: relative;
}

.login-logo::before {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 50%;
    background: linear-gradient(45deg, var(--spa-primary), var(--spa-secondary));
    z-index: -1;
    animation: enhanced-logoRotate 10s linear infinite;
}

@keyframes enhanced-logoRotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.login-logo:hover {
    transform: scale(1.05) rotate(5deg);
    box-shadow: var(--spa-shadow-2xl);
}

.login-header h1 {
    margin: 0 0 8px 0;
    color: var(--spa-text-primary);
    font-size: 32px;
    font-weight: 700;
    line-height: 1.2;
    background: linear-gradient(135deg, var(--spa-primary) 0%, var(--spa-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: enhanced-textGlow 3s ease-in-out infinite alternate;
}

@keyframes enhanced-textGlow {
    from { filter: brightness(1); }
    to { filter: brightness(1.1); }
}

.site-description {
    margin: 0 0 16px 0;
    color: var(--spa-text-secondary);
    font-size: 14px;
    font-style: italic;
    opacity: 0.8;
}

.security-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(59, 130, 246, 0.1);
    color: var(--spa-primary-dark);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    border: 1px solid rgba(59, 130, 246, 0.2);
    backdrop-filter: blur(10px);
    transition: all 0.2s ease;
}

.security-badge:hover {
    background: rgba(59, 130, 246, 0.15);
    transform: translateY(-1px);
}

/* Authentication info */
.auth-info {
    margin-bottom: 24px;
    text-align: center;
}

.auth-methods-available {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

.method-badge {
    font-size: 12px;
    padding: 6px 12px;
    border-radius: 12px;
    font-weight: 500;
    transition: all 0.2s ease;
    backdrop-filter: blur(10px);
}

.method-available {
    background: rgba(16, 185, 129, 0.1);
    color: var(--spa-success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.method-available:hover {
    background: rgba(16, 185, 129, 0.15);
    transform: translateY(-1px);
}

.method-disabled {
    background: rgba(156, 163, 175, 0.1);
    color: var(--spa-text-muted);
    border: 1px solid rgba(156, 163, 175, 0.2);
}

/* Enhanced auth form integration */
.enhanced-auth-form {
    margin-bottom: 32px;
}

.enhanced-auth-form .auth-method {
    background: rgba(255, 255, 255, 0.8);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--spa-radius-lg);
    padding: 20px;
    margin-bottom: 16px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

.enhanced-auth-form .auth-method:hover {
    border-color: var(--spa-primary);
    box-shadow: var(--spa-shadow-lg);
    transform: translateY(-2px);
}

.enhanced-auth-form .auth-btn {
    background: linear-gradient(135deg, var(--spa-primary) 0%, var(--spa-primary-dark) 100%);
    border: none;
    border-radius: var(--spa-radius);
    padding: 14px 20px;
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--spa-shadow-md);
    position: relative;
    overflow: hidden;
}

.enhanced-auth-form .auth-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 0.5s;
}

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

.enhanced-auth-form .auth-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--spa-shadow-lg);
}

/* Error states */
.auth-error {
    text-align: center;
    padding: 24px;
    background: rgba(239, 68, 68, 0.1);
    border: 2px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--spa-radius-lg);
    color: var(--spa-error);
    backdrop-filter: blur(10px);
    animation: enhanced-errorPulse 2s ease-in-out infinite;
}

@keyframes enhanced-errorPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

.auth-error h3 {
    margin: 0 0 8px 0;
    font-size: 18px;
    font-weight: 600;
}

.auth-error p {
    margin: 0;
    font-size: 14px;
}

/* Footer styles */
.login-footer {
    border-top: 1px solid rgba(59, 130, 246, 0.2);
    padding-top: 24px;
    text-align: center;
}

.footer-links {
    margin-bottom: 16px;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--spa-primary);
    text-decoration: none;
    font-weight: 500;
    padding: 10px 20px;
    border-radius: var(--spa-radius-lg);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    backdrop-filter: blur(10px);
}

.back-link:hover {
    background: rgba(59, 130, 246, 0.2);
    text-decoration: none;
    transform: translateX(-2px);
    box-shadow: var(--spa-shadow-md);
}

.arrow {
    font-size: 16px;
    transition: transform 0.2s ease;
}

.back-link:hover .arrow {
    transform: translateX(-2px);
}

.security-info {
    margin-top: 16px;
}

.security-info p {
    margin: 0;
    color: var(--spa-text-secondary);
    font-size: 12px;
    opacity: 0.8;
}

/* Enhanced form components */
.enhanced-form-group {
    margin-bottom: 20px;
}

.enhanced-form-label {
    display: block;
    margin-bottom: 8px;
    color: var(--spa-text-primary);
    font-size: 14px;
    font-weight: 600;
}

.enhanced-form-input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--spa-radius);
    background: rgba(255, 255, 255, 0.9);
    color: var(--spa-text-primary);
    font-size: 16px;
    transition: all 0.2s ease;
    backdrop-filter: blur(10px);
}

.enhanced-form-input:focus {
    outline: none;
    border-color: var(--spa-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    background: rgba(255, 255, 255, 1);
}

/* Loading states */
.enhanced-loading {
    position: relative;
    overflow: hidden;
}

.enhanced-loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: enhanced-loading 1.5s ease-in-out infinite;
}

@keyframes enhanced-loading {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* Responsive design */
@media (max-width: 600px) {
    body.enhanced-custom-login,
    body.enhanced-login-page {
        padding: 15px;
    }

    .login-container {
        padding: 30px 20px;
        border-radius: var(--spa-radius-xl);
    }

    .login-header h1 {
        font-size: 28px;
    }

    .login-logo {
        width: 80px;
        height: 80px;
    }

    .status-message {
        margin: -30px -20px 20px -20px;
        padding: 12px 15px;
    }

    .auth-methods-available {
        flex-direction: column;
        align-items: center;
    }

    .enhanced-auth-form .auth-method {
        padding: 16px;
    }
}

@media (max-width: 400px) {
    .login-container {
        padding: 25px 15px;
    }

    .login-header h1 {
        font-size: 24px;
    }

    .back-link {
        padding: 8px 16px;
        font-size: 14px;
    }

    .method-badge {
        font-size: 11px;
        padding: 4px 8px;
    }
}

/* High contrast support */
@media (prefers-contrast: high) {
    .login-container {
        border: 3px solid var(--spa-text-primary);
    }
    
    .status-message,
    .security-badge,
    .method-badge,
    .back-link,
    .enhanced-auth-form .auth-method {
        border-width: 2px;
    }

    .enhanced-auth-form .auth-btn {
        border: 2px solid var(--spa-text-primary);
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .login-container,
    .login-logo,
    .back-link,
    .arrow,
    .enhanced-auth-form .auth-btn,
    .method-badge,
    .security-badge {
        animation: none;
        transition: none;
    }
    
    .login-logo:hover {
        transform: none;
    }

    .login-logo::before {
        animation: none;
    }

    body.enhanced-custom-login::before,
    body.enhanced-login-page::before {
        animation: none;
    }

    .enhanced-auth-form .auth-btn::before {
        display: none;
    }
}

/* Focus improvements for accessibility */
.back-link:focus,
.enhanced-auth-form .auth-btn:focus,
.enhanced-form-input:focus {
    outline: 2px solid var(--spa-primary);
    outline-offset: 2px;
}

/* Print styles */
@media print {
    body.enhanced-custom-login,
    body.enhanced-login-page {
        background: white;
        color: black;
    }

    .login-container {
        background: white;
        box-shadow: none;
        border: 1px solid #ccc;
    }

    .login-logo,
    .security-badge,
    .method-badge {
        filter: grayscale(100%);
    }
}

/* Animations for enhanced user experience */
@keyframes enhanced-floatUp {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

.enhanced-floating {
    animation: enhanced-floatUp 3s ease-in-out infinite;
}

/* Custom scrollbar for enhanced areas */
.enhanced-scrollable::-webkit-scrollbar {
    width: 8px;
}

.enhanced-scrollable::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

.enhanced-scrollable::-webkit-scrollbar-thumb {
    background: var(--spa-primary);
    border-radius: 4px;
}

.enhanced-scrollable::-webkit-scrollbar-thumb:hover {
    background: var(--spa-primary-dark);
}