:root {
    --primary: #ec4899;
    --primary-dark: #db2777;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --background: #ffffff;
    --surface: #fdf2f8;
    --border: #fce7f3;
    --text: #111827;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--surface);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Navigation */
.top-nav {
    background: var(--background);
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text);
    text-decoration: none;
}

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

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9375rem;
}

.nav-links a:hover {
    color: var(--text);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    border-radius: 0.5rem;
    text-decoration: none;
    color: var(--text);
    font-size: 0.9375rem;
}

.user-menu:hover {
    background: var(--surface);
}

.user-menu img {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    object-fit: cover;
}

.avatar-placeholder {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.8125rem;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 3rem 2rem;
    flex: 1;
}

.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    border-radius: 0.5rem;
    font-weight: 500;
    text-decoration: none;
    border: none;
    cursor: pointer;
    font-size: 0.9375rem;
    transition: all 0.15s;
}

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

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

.btn-secondary {
    background: var(--background);
    color: var(--text);
    border: 1px solid var(--border);
}

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

.btn-large {
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
}

.hero {
    text-align: center;
    padding: 4rem 0 3rem;
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text);
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.feature-card {
    background: var(--background);
    padding: 2rem;
    border-radius: 0.75rem;
    border: 1px solid var(--border);
}

.feature-card h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.cta-section {
    margin: 3rem 0;
}

.cta-note {
    margin-top: 1rem;
    color: var(--text-muted);
    font-size: 0.875rem;
}

.getting-started {
    margin: 4rem 0;
}

.getting-started h2 {
    text-align: center;
    font-size: 1.875rem;
    margin-bottom: 3rem;
    font-weight: 700;
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
}

.step {
    text-align: center;
}

.step-number {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    font-size: 1.25rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.step h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.step p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.dashboard-header h1 {
    font-size: 1.875rem;
    font-weight: 700;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-top: 0.25rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.stat-card {
    background: var(--background);
    padding: 1.5rem;
    border-radius: 0.75rem;
    border: 1px solid var(--border);
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    background: var(--background);
    border-radius: 0.75rem;
    border: 1px dashed var(--border);
    margin: 2rem 0;
}

.empty-state h2 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.empty-state p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.applications-section {
    margin: 3rem 0;
}

.applications-section h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.applications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.app-card {
    background: var(--background);
    padding: 1.5rem;
    border-radius: 0.75rem;
    border: 1px solid var(--border);
}

.app-header {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
}

.app-logo {
    width: 56px;
    height: 56px;
    border-radius: 0.5rem;
    object-fit: cover;
}

.app-logo-placeholder {
    width: 56px;
    height: 56px;
    border-radius: 0.5rem;
    background: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
}

.app-title h3 {
    font-size: 1.0625rem;
    margin-bottom: 0.25rem;
    font-weight: 600;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.125rem 0.625rem;
    border-radius: 0.375rem;
    font-size: 0.75rem;
    font-weight: 500;
}

.badge.verified {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.app-description {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    margin-bottom: 1rem;
    line-height: 1.5;
}

.app-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.8125rem;
    color: var(--text-muted);
    flex-wrap: wrap;
}

.app-actions {
    display: flex;
    gap: 0.75rem;
}

.quick-links {
    margin: 4rem 0;
}

.quick-links h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.link-card {
    background: var(--background);
    padding: 2rem;
    border-radius: 0.75rem;
    border: 1px solid var(--border);
    text-decoration: none;
    color: var(--text);
    display: block;
}

.link-card:hover {
    border-color: var(--primary);
}

.link-card h3 {
    font-size: 1.0625rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.link-card p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.page-header h1 {
    font-size: 1.875rem;
    font-weight: 700;
}

.page-header p {
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.alert {
    padding: 1rem 1.5rem;
    border-radius: 0.75rem;
    margin-bottom: 1.5rem;
}

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

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

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

.app-form {
    background: var(--background);
    padding: 2rem;
    border-radius: 0.75rem;
    border: 1px solid var(--border);
    margin-bottom: 2rem;
}

.form-section {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border);
}

.form-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.form-section h2 {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text);
}

.form-group input[type="text"],
.form-group input[type="url"],
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    font-size: 1rem;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.form-group small {
    display: block;
    margin-top: 0.25rem;
    color: var(--text-muted);
    font-size: 0.875rem;
}

.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    border-bottom: 2px solid var(--border);
}

.tab {
    padding: 1rem 1.5rem;
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
}

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

.tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.credential-box {
    background: var(--background);
    padding: 2rem;
    border-radius: 0.75rem;
    border: 1px solid var(--border);
    margin-bottom: 1.5rem;
}

.credential-box h3 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.credential-value {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin: 1rem 0;
}

.credential-value code {
    flex: 1;
    padding: 0.75rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    font-size: 0.875rem;
}

.danger-zone {
    background: rgba(239, 68, 68, 0.05);
    border: 2px solid var(--danger);
    padding: 2rem;
    border-radius: 0.75rem;
    margin-top: 2rem;
}

.danger-zone h2 {
    color: var(--danger);
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.btn-danger {
    background: var(--danger);
    color: white;
    padding: 0.625rem 1.25rem;
    border-radius: 0.5rem;
    border: none;
    font-weight: 500;
    cursor: pointer;
    font-size: 0.9375rem;
}

.btn-danger:hover {
    background: #dc2626;
}

.footer {
    background: var(--background);
    border-top: 1px solid var(--border);
    padding: 2rem 0;
    margin-top: auto;
}

.footer-content {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-right {
    display: flex;
    gap: 1.5rem;
}

.footer a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9375rem;
}

.footer a:hover {
    color: var(--text);
}

.footer p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-left {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .applications-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .footer-right {
        flex-direction: column;
        gap: 0.5rem;
    }
}