/* ========================================
   Authentication Page Styles
   ======================================== */

:root {
    --primary-color: #2b579a;
    --primary-hover: #1e3f6f;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --background-color: #f0f2f5;
    --card-color: #ffffff;
    --text-color: #212529;
    --text-muted: #6c757d;
    --border-color: #dee2e6;
    --shadow: 0 4px 20px rgba(0,0,0,0.1);
}

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

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.auth-container {
    width: 100%;
    max-width: 450px;
}

.auth-card {
    background: var(--card-color);
    border-radius: 16px;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.auth-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, #1e3f6f 100%);
    color: white;
    padding: 40px 30px;
    text-align: center;
}

.logo-icon {
    font-size: 48px;
    margin-bottom: 15px;
    opacity: 0.9;
}

.auth-header h1 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 8px;
}

.auth-header p {
    opacity: 0.8;
    font-size: 14px;
}

.auth-form {
    padding: 30px;
}

.auth-form h2 {
    color: var(--text-color);
    font-size: 20px;
    margin-bottom: 25px;
    text-align: center;
}

.form-description {
    color: var(--text-muted);
    font-size: 14px;
    text-align: center;
    margin-bottom: 25px;
    line-height: 1.5;
}

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

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-color);
    margin-bottom: 6px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.input-icon {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon i:first-child {
    position: absolute;
    left: 14px;
    color: var(--text-muted);
    font-size: 14px;
}

.input-icon input {
    width: 100%;
    padding: 12px 14px 12px 42px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.2s;
}

.input-icon input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(43, 87, 154, 0.1);
}

.toggle-password {
    position: absolute;
    right: 14px;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 5px;
}

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

.form-group input:not(.input-icon input) {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.2s;
}

.form-group input:not(.input-icon input):focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(43, 87, 154, 0.1);
}

.password-strength {
    font-size: 12px;
    margin-top: 6px;
    font-weight: 500;
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    font-size: 13px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    color: var(--text-color);
}

.checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--primary-color);
}

.form-options a {
    color: var(--primary-color);
    text-decoration: none;
}

.form-options a:hover {
    text-decoration: underline;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

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

.btn-primary:hover {
    background: var(--primary-hover);
}

.btn-primary:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.btn-block {
    width: 100%;
}

.auth-error {
    color: var(--danger-color);
    font-size: 13px;
    text-align: center;
    margin-top: 15px;
    min-height: 20px;
}

.auth-success {
    color: var(--success-color);
    font-size: 13px;
    text-align: center;
    margin-top: 15px;
    padding: 12px;
    background: rgba(40, 167, 69, 0.1);
    border-radius: 8px;
}

.auth-switch {
    text-align: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    font-size: 14px;
    color: var(--text-muted);
}

.auth-switch a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

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

.auth-features {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 8px;
    color: white;
    font-size: 13px;
    opacity: 0.9;
}

.feature i {
    color: #90EE90;
}

/* Responsive */
@media (max-width: 480px) {
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .auth-features {
        flex-direction: column;
        align-items: center;
    }
}