/* Mocki Frontend Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #FFE135;
    --primary-dark: #E6CB31;
    --primary-light: #FFF76A;
    --secondary-color: #2C3E50;
    --text-color: #2C3E50;
    --text-light: #7F8C8D;
    --bg-color: #FAFBFC;
    --white: #FFFFFF;
    --success: #27AE60;
    --warning: #F39C12;
    --danger: #E74C3C;
    --info: #3498DB;
    --border-color: #E1E8ED;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 4px 20px rgba(0, 0, 0, 0.15);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* Header */
.site-header {
    background: var(--white);
    box-shadow: var(--shadow);
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.site-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-color);
    font-size: 1.8rem;
    font-weight: 700;
}

.site-logo i {
    color: var(--primary-color);
    margin-right: 10px;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    padding: 5px 0;
    border-bottom: 2px solid transparent;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 15px;
    background: var(--bg-color);
    padding: 8px 15px;
    border-radius: 25px;
}

.user-info {
    text-align: right;
}

.user-name {
    font-weight: 600;
    font-size: 0.9rem;
}

.user-credits {
    font-size: 0.8rem;
    color: var(--text-light);
}

/* Mobile menu */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-color);
    cursor: pointer;
}

/* Main content */
.main-content {
    margin-top: 70px;
    min-height: calc(100vh - 70px);
}

/* Card Components */
.card {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    margin-bottom: 20px;
}

.card-header {
    padding: 20px 30px;
    border-bottom: 1px solid var(--border-color);
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-body {
    padding: 30px;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-color);
    margin: 0;
}

/* Container Components */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.container-fluid {
    width: 100%;
    padding: 0 20px;
}

/* Grid System */
.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -15px;
}

.col {
    flex: 1;
    padding: 0 15px;
}

.col-6 {
    flex: 0 0 50%;
    max-width: 50%;
    padding: 0 15px;
}

.col-4 {
    flex: 0 0 33.333333%;
    max-width: 33.333333%;
    padding: 0 15px;
}

.col-3 {
    flex: 0 0 25%;
    max-width: 25%;
    padding: 0 15px;
}

/* Auth Pages Layout */
.auth-container {
    min-height: calc(100vh - 70px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 50%, var(--primary-dark) 100%);
}

.auth-card {
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-hover);
    width: 100%;
    max-width: 450px;
    animation: slideUp 0.5s ease;
}

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

.auth-header {
    text-align: center;
    margin-bottom: 30px;
}

.auth-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 10px;
}

.auth-subtitle {
    color: var(--text-light);
    font-size: 0.95rem;
}

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

.form-label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: var(--text-color);
}

.form-input {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
    font-family: inherit;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 225, 53, 0.1);
}

.form-input:invalid {
    border-color: var(--danger);
}

.form-input.error {
    border-color: var(--danger);
}

.form-input.success {
    border-color: var(--success);
}

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

.password-group {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    font-size: 0.9rem;
    padding: 5px;
    transition: var(--transition);
}

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

.password-strength {
    margin-top: 5px;
    font-size: 0.8rem;
}

.strength-weak { color: var(--danger); }
.strength-medium { color: var(--warning); }
.strength-strong { color: var(--success); }

/* Field validation helpers */
.field-help {
    margin-top: 5px;
    font-size: 0.8rem;
    min-height: 16px;
}

.field-help small {
    color: var(--text-light);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    gap: 8px;
    font-family: inherit;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

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

.btn-secondary:hover:not(:disabled) {
    background: var(--text-color);
}

.btn-outline {
    background: transparent;
    color: var(--text-color);
    border: 2px solid var(--border-color);
}

.btn-outline:hover:not(:disabled) {
    background: var(--bg-color);
    border-color: var(--primary-color);
}

.btn-full {
    width: 100%;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.9rem;
}

/* Alerts */
.alert {
    padding: 15px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-weight: 500;
    transition: var(--transition);
}

.alert-success {
    background: rgba(39, 174, 96, 0.1);
    color: var(--success);
    border: 1px solid rgba(39, 174, 96, 0.3);
}

.alert-danger {
    background: rgba(231, 76, 60, 0.1);
    color: var(--danger);
    border: 1px solid rgba(231, 76, 60, 0.3);
}

.alert-warning {
    background: rgba(243, 156, 18, 0.1);
    color: var(--warning);
    border: 1px solid rgba(243, 156, 18, 0.3);
}

.alert-info {
    background: rgba(52, 152, 219, 0.1);
    color: var(--info);
    border: 1px solid rgba(52, 152, 219, 0.3);
}

/* Auth Links */
.auth-links {
    text-align: center;
    margin-top: 25px;
    padding-top: 25px;
    border-top: 1px solid var(--border-color);
}

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

.auth-links a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Security notice */
.security-notice {
    background: rgba(52, 152, 219, 0.05);
    border: 1px solid rgba(52, 152, 219, 0.2);
    border-radius: 6px;
    padding: 10px;
    margin-top: 20px;
    font-size: 0.8rem;
    color: var(--text-light);
    text-align: center;
}

.security-notice i {
    color: var(--info);
    margin-right: 5px;
}

/* Loading state */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

.loading .btn {
    position: relative;
}

.loading .btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    margin: -8px 0 0 -8px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-inline-flex { display: inline-flex; }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 3rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 3rem; }

.p-1 { padding: 0.25rem; }
.p-2 { padding: 0.5rem; }
.p-3 { padding: 1rem; }
.p-4 { padding: 1.5rem; }
.p-5 { padding: 3rem; }

.fw-light { font-weight: 300; }
.fw-normal { font-weight: 400; }
.fw-medium { font-weight: 500; }
.fw-semibold { font-weight: 600; }
.fw-bold { font-weight: 700; }

.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-info { color: var(--info); }
.text-muted { color: var(--text-light); }

.border-success { border-color: var(--success) !important; }
.border-danger { border-color: var(--danger) !important; }
.border-warning { border-color: var(--warning) !important; }

/* Responsive Design */
@media (max-width: 768px) {
    .site-header {
        padding: 0 15px;
    }
    
    .main-nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .auth-card {
        padding: 30px 25px;
        margin: 20px;
    }
    
    .form-row {
        flex-direction: column;
    }
    
    .nav-links {
        flex-direction: column;
        gap: 0;
    }
    
    /* Card responsive styles */
    .card-header {
        padding: 15px 20px;
        flex-direction: column;
        gap: 15px;
    }
    
    .card-body {
        padding: 20px;
    }
    
    /* Grid responsive styles */
    .col-6,
    .col-4,
    .col-3 {
        flex: 0 0 100%;
        max-width: 100%;
    }
    
    .row {
        margin: 0 -10px;
    }
    
    .col {
        padding: 0 10px;
    }
}

@media (max-width: 480px) {
    .auth-title {
        font-size: 1.5rem;
    }
    
    .auth-card {
        padding: 25px 15px;
    }
    
    .btn {
        padding: 15px 20px;
    }
}

/* Focus styles for accessibility */
.btn:focus,
.form-input:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --border-color: #000000;
        --text-light: #000000;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}