/* Authentication Pages Styles - Apple-inspired clean design */

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Inter', sans-serif;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    color: #1a202c;
}

.auth-container {
    width: 100%;
    max-width: 400px;
}

.auth-card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    padding: 40px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.auth-header {
    text-align: center;
    margin-bottom: 32px;
}

.auth-header h1 {
    font-size: 28px;
    font-weight: 700;
    color: #1a202c;
    margin-bottom: 8px;
    letter-spacing: -0.025em;
}

.auth-header p {
    color: #64748b;
    font-size: 16px;
    font-weight: 400;
}

.auth-form {
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: #374151;
    margin-bottom: 6px;
}

input[type="text"],
input[type="email"],
input[type="password"] {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid #d1d5db;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.2s ease;
    background: #ffffff;
    color: #1a202c;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus {
    outline: none;
    border-color: #007AFF;
    box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.1);
}

input[type="text"]::placeholder,
input[type="email"]::placeholder,
input[type="password"]::placeholder {
    color: #9ca3af;
}

.form-help {
    display: block;
    font-size: 12px;
    color: #6b7280;
    margin-top: 4px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    font-size: 14px;
    color: #374151;
    cursor: pointer;
    margin-bottom: 0;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 1.5px solid #d1d5db;
    border-radius: 4px;
    margin-right: 8px;
    position: relative;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: #007AFF;
    border-color: #007AFF;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '';
    position: absolute;
    left: 5px;
    top: 2px;
    width: 5px;
    height: 8px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    min-height: 48px;
}

.btn-primary {
    background: #007AFF;
    color: white;
}

.btn-primary:hover {
    background: #0056CC;
    transform: translateY(-1px);
    box-shadow: 0 10px 25px rgba(0, 122, 255, 0.3);
}

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

.btn-full {
    width: 100%;
}

.forgot-link {
    color: #007AFF;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
}

.forgot-link:hover {
    text-decoration: underline;
}

.auth-footer {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid #e5e7eb;
}

.auth-footer p {
    color: #6b7280;
    font-size: 14px;
    margin-bottom: 8px;
}

.auth-footer a {
    color: #007AFF;
    text-decoration: none;
    font-weight: 500;
}

.auth-footer a:hover {
    text-decoration: underline;
}

.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
    font-weight: 500;
}

.alert-error {
    background: #fef2f2;
    color: #dc2626;
    border: 1px solid #fecaca;
}

.alert-success {
    background: #f0fdf4;
    color: #16a34a;
    border: 1px solid #bbf7d0;
}

.alert a {
    color: inherit;
    text-decoration: underline;
}

/* Responsive design */
@media (max-width: 480px) {
    .auth-card {
        padding: 24px;
        margin: 10px;
    }
    
    .auth-header h1 {
        font-size: 24px;
    }
    
    .form-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
}

/* Loading state */
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

.btn.loading {
    position: relative;
    color: transparent;
}

.btn.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    color: white;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Focus styles for accessibility */
.btn:focus,
input:focus,
.checkbox-label:focus-within {
    outline: 2px solid #007AFF;
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .auth-card {
        border: 2px solid #000;
    }
    
    input[type="text"],
    input[type="email"],
    input[type="password"] {
        border-width: 2px;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        transition: none !important;
        animation: none !important;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    body {
        background: linear-gradient(135deg, #1a202c 0%, #2d3748 100%);
        color: #f7fafc;
    }

    .auth-card {
        background: #2d3748;
        border-color: #4a5568;
    }

    .auth-header h1 {
        color: #f7fafc;
    }

    .auth-header p {
        color: #a0aec0;
    }

    label {
        color: #e2e8f0;
    }

    input[type="text"],
    input[type="email"],
    input[type="password"] {
        background: #4a5568;
        border-color: #718096;
        color: #f7fafc;
    }

    input[type="text"]:focus,
    input[type="email"]:focus,
    input[type="password"]:focus {
        border-color: #63b3ed;
        box-shadow: 0 0 0 3px rgba(99, 179, 237, 0.1);
    }

    .checkmark {
        border-color: #718096;
    }

    .auth-footer {
        border-color: #4a5568;
    }

    .auth-footer p {
        color: #a0aec0;
    }
}