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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #1a1a1a;
    background-color: #ffffff;
}

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

/* Header */
header {
    background-color: #ffffff;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 1rem 0;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.75rem;
    font-weight: 700;
    color: #2563eb;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: #374151;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #2563eb;
}

.nav-btn {
    padding: 0.5rem 1rem !important;
    border-radius: 6px !important;
    font-weight: 600 !important;
    transition: all 0.3s ease !important;
}

.nav-btn.secondary {
    color: #374151 !important;
    background: transparent;
    border: 1px solid #e2e8f0;
}

.nav-btn.secondary:hover {
    background: #f8fafc !important;
    border-color: #cbd5e1 !important;
    color: #1e293b !important;
}

.nav-btn.primary {
    color: white !important;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    border: 1px solid #2563eb;
}

.nav-btn.primary:hover {
    background: linear-gradient(135deg, #1d4ed8, #2563eb) !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 6rem 0;
    text-align: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 3rem;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 4rem;
    margin-top: 3rem;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Features Section */
.features {
    padding: 6rem 0;
    background-color: #f8fafc;
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: #1e293b;
}

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

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1e293b;
}

.feature-card p {
    color: #64748b;
    line-height: 1.6;
}

/* Pricing Section */
.pricing {
    padding: 6rem 0;
    background-color: white;
}

.pricing h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: #1e293b;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-5px);
    border-color: #2563eb;
}

.pricing-card.featured {
    border-color: #2563eb;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    transform: scale(1.05);
}

.pricing-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1e293b;
}

.price {
    font-size: 2.5rem;
    font-weight: 700;
    color: #2563eb;
    margin-bottom: 2rem;
}

.price span {
    font-size: 1rem;
    font-weight: 400;
    color: #64748b;
}

.pricing-features {
    list-style: none;
    text-align: left;
}

.pricing-features li {
    padding: 0.5rem 0;
    color: #374151;
}

/* CTA Section */
.cta {
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    color: white;
    padding: 6rem 0;
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.cta-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: white;
    border: none;
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    margin-bottom: 1rem;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
}

.cta-note {
    font-size: 0.9rem;
    opacity: 0.7;
}

/* Footer */
footer {
    background-color: #0f172a;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #e2e8f0;
}

.footer-section a {
    color: #94a3b8;
    text-decoration: none;
    display: block;
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #2563eb;
}

.footer-section p {
    color: #94a3b8;
}

.footer-bottom {
    border-top: 1px solid #334155;
    padding-top: 1rem;
    text-align: center;
    color: #94a3b8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: flex;
        flex-direction: column;
        gap: 1rem;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        padding: 1rem;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        border-top: 1px solid #e2e8f0;
    }
    
    .nav-links li {
        text-align: center;
    }
    
    .nav-btn {
        display: inline-block;
        width: 100%;
        text-align: center;
        margin: 0.25rem 0;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 2rem;
    }
    
    .tools-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .auth-container {
        margin: 1rem;
        padding: 2rem;
    }
    
    .welcome-content h1 {
        font-size: 2rem;
    }
    
    .tools-dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .profile-info {
        flex-direction: column;
        text-align: center;
    }
    
    .profile-actions {
        flex-direction: column;
    }
    
    .usage-grid {
        grid-template-columns: 1fr;
    }
    
    .tool-header-content {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .tool-header-text h1 {
        font-size: 2rem;
    }
    
    .webhook-form-container {
        margin: 1rem;
        padding: 1.5rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .header-row {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    
    .response-info {
        flex-direction: column;
        gap: 1rem;
    }
    
    .response-tabs {
        flex-direction: column;
    }
    
    .history-info {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .history-meta {
        flex-wrap: wrap;
    }
    
    .css-creator-layout {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .controls-panel {
        max-height: none;
        overflow-y: visible;
    }
    
    .control-row {
        grid-template-columns: 1fr;
    }
    
    .preview-container {
        min-height: 200px;
    }
    
    .css-actions {
        flex-direction: column;
    }
    
    .templates-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .tools h2,
    .features h2,
    .pricing h2,
    .cta-content h2,
    .dashboard-tools h2,
    .usage-section h2 {
        font-size: 2rem;
    }
    
    .tool-card {
        padding: 2rem;
    }
    
    .tool-features {
        flex-direction: column;
        align-items: center;
    }
    
    .auth-container {
        padding: 1.5rem;
    }
    
    .auth-header h1 {
        font-size: 1.75rem;
    }
    
    .welcome-content h1 {
        font-size: 1.75rem;
    }
    
    .profile-container {
        padding: 1.5rem;
    }
    
    .tool-header-text h1 {
        font-size: 1.75rem;
    }
    
    .webhook-form-container {
        padding: 1rem;
    }
    
    .form-section {
        padding-bottom: 1.5rem;
        margin-bottom: 1.5rem;
    }
    
    .controls-panel,
    .preview-panel {
        padding: 1.5rem;
    }
    
    .control-group {
        margin-bottom: 1.5rem;
        padding-bottom: 1rem;
    }
    
    .preview-container {
        min-height: 150px;
        padding: 1rem;
    }
    
    .container {
        padding: 0 15px;
    }
}

/* Tools Section */
.tools {
    padding: 6rem 0;
    background-color: white;
}

.tools h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: #1e293b;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.tool-card {
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 16px;
    padding: 2.5rem;
    text-align: center;
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.tool-card:hover {
    transform: translateY(-8px);
    border-color: #2563eb;
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.1);
}

.tool-card:hover::before {
    transform: scaleX(1);
}

.tool-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.tool-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1e293b;
}

.tool-card p {
    color: #64748b;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.tool-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.tool-feature {
    background: #f1f5f9;
    color: #475569;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
}

.tool-status {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    display: inline-block;
}

/* Auth Section */
.auth-section {
    min-height: 80vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 2rem 0;
}

.auth-container {
    background: white;
    border-radius: 16px;
    padding: 3rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    max-width: 500px;
    margin: 0 auto;
    width: 100%;
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-header h1 {
    font-size: 2rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 0.5rem;
}

.auth-header p {
    color: #64748b;
    font-size: 1rem;
}

.auth-toggle {
    display: flex;
    background: #f1f5f9;
    border-radius: 8px;
    padding: 0.25rem;
    margin-bottom: 2rem;
}

.toggle-btn {
    flex: 1;
    padding: 0.75rem 1rem;
    border: none;
    background: transparent;
    border-radius: 6px;
    font-weight: 500;
    color: #64748b;
    cursor: pointer;
    transition: all 0.3s ease;
}

.toggle-btn.active {
    background: white;
    color: #2563eb;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.auth-form {
    margin-bottom: 2rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #374151;
    font-size: 0.875rem;
}

.form-group input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    box-sizing: border-box;
}

.form-group input:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.auth-btn {
    width: 100%;
    padding: 0.875rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.auth-btn.primary {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: white;
}

.auth-btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
}

.auth-btn.google {
    background: white;
    color: #374151;
    border: 2px solid #e2e8f0;
}

.auth-btn.google:hover {
    background: #f8fafc;
    border-color: #cbd5e1;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.auth-divider {
    text-align: center;
    margin: 2rem 0;
    position: relative;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: #e2e8f0;
}

.auth-divider span {
    background: white;
    padding: 0 1rem;
    color: #64748b;
    font-size: 0.875rem;
    position: relative;
    z-index: 1;
}

.auth-message {
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    font-weight: 500;
}

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

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

.loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #e2e8f0;
    border-top: 4px solid #2563eb;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

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

.loading-spinner p {
    color: #64748b;
    font-size: 0.875rem;
}

/* Dashboard Styles */
.welcome-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.welcome-content h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.welcome-content p {
    font-size: 1.25rem;
    opacity: 0.9;
}

/* Dashboard Tools */
.dashboard-tools {
    padding: 4rem 0;
    background-color: #f8fafc;
}

.dashboard-tools h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: #1e293b;
}

.tools-dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.tool-dashboard-card {
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.tool-dashboard-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.tool-dashboard-card:hover {
    transform: translateY(-8px);
    border-color: #2563eb;
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.1);
}

.tool-dashboard-card:hover::before {
    transform: scaleX(1);
}

.tool-dashboard-card .tool-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.tool-dashboard-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1e293b;
}

.tool-dashboard-card p {
    color: #64748b;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.tool-status-badge {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    display: inline-block;
}

/* Profile Section */
.profile-section {
    padding: 4rem 0;
    background-color: white;
}

.profile-container {
    max-width: 600px;
    margin: 0 auto;
    background: #f8fafc;
    border-radius: 16px;
    padding: 2rem;
}

.profile-container h2 {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: #1e293b;
}

.profile-info {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-bottom: 2rem;
}

.profile-avatar {
    flex-shrink: 0;
}

.avatar-placeholder {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: 600;
    background-size: cover;
    background-position: center;
}

.avatar-placeholder.has-photo {
    background-color: transparent;
}

.profile-details h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #1e293b;
}

.profile-details p {
    color: #64748b;
    margin-bottom: 0.25rem;
}

.member-since {
    font-size: 0.875rem;
    color: #94a3b8;
}

.profile-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.profile-btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: white;
}

.profile-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
}

.profile-btn.secondary {
    background: white;
    color: #374151;
    border: 2px solid #e2e8f0;
}

.profile-btn.secondary:hover {
    background: #f8fafc;
    border-color: #cbd5e1;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

/* Usage Section */
.usage-section {
    padding: 4rem 0;
    background-color: #f8fafc;
}

.usage-section h2 {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: #1e293b;
}

.usage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.usage-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.usage-card:hover {
    transform: translateY(-5px);
}

.usage-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.usage-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1e293b;
}

.usage-stats {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.usage-number {
    font-size: 2rem;
    font-weight: 700;
    color: #2563eb;
    margin-bottom: 0.5rem;
}

.usage-label {
    font-size: 0.875rem;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Webhook Sender Tool Styles */
.tool-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 3rem 0;
}

.tool-header-content {
    display: flex;
    align-items: center;
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.tool-icon-large {
    font-size: 4rem;
    flex-shrink: 0;
}

.tool-header-text h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.tool-header-text p {
    font-size: 1.125rem;
    opacity: 0.9;
    line-height: 1.6;
}

/* Webhook Form */
.webhook-form-section {
    padding: 3rem 0;
    background-color: #f8fafc;
}

.webhook-form-container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.form-section {
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid #e2e8f0;
}

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

.form-section h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1e293b;
}

.form-row {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #374151;
    font-size: 0.875rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Headers */
.header-row {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: 0.5rem;
    align-items: center;
    margin-bottom: 0.5rem;
}

.header-name,
.header-value {
    padding: 0.5rem;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    font-size: 0.875rem;
}

.remove-header {
    background: #ef4444;
    color: white;
    border: none;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    cursor: pointer;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s ease;
}

.remove-header:hover {
    background: #dc2626;
}

.add-header-btn {
    background: #f1f5f9;
    color: #374151;
    border: 2px dashed #cbd5e1;
    border-radius: 8px;
    padding: 0.75rem 1rem;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
    width: 100%;
}

.add-header-btn:hover {
    background: #e2e8f0;
    border-color: #94a3b8;
}

/* Send Button */
.form-actions {
    text-align: center;
    margin-top: 2rem;
}

.send-btn {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: white;
    border: none;
    border-radius: 8px;
    padding: 1rem 2rem;
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 200px;
}

.send-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
}

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

/* Response Section */
.response-section {
    padding: 3rem 0;
    background-color: white;
}

.response-container {
    max-width: 800px;
    margin: 0 auto;
    background: #f8fafc;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.response-container h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: #1e293b;
}

.response-info {
    display: flex;
    gap: 2rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: white;
    border-radius: 8px;
    border: 1px solid #e2e8f0;
}

.response-status,
.response-time {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.status-label,
.time-label {
    font-weight: 500;
    color: #64748b;
}

.status-code {
    font-weight: 600;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.875rem;
}

.status-code.success {
    background: #dcfce7;
    color: #166534;
}

.status-code.error {
    background: #fef2f2;
    color: #dc2626;
}

.time-value {
    font-weight: 600;
    color: #1e293b;
}

/* Response Tabs */
.response-tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.tab-btn {
    background: white;
    color: #64748b;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    padding: 0.5rem 1rem;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.tab-btn.active {
    background: #2563eb;
    color: white;
    border-color: #2563eb;
}

.tab-btn:hover:not(.active) {
    background: #f8fafc;
    border-color: #cbd5e1;
}

.tab-content {
    background: white;
    border-radius: 8px;
    border: 1px solid #e2e8f0;
    overflow: hidden;
}

.tab-pane {
    display: none;
    padding: 1rem;
}

.tab-pane.active {
    display: block;
}

.response-body,
.response-headers {
    background: #1e293b;
    color: #e2e8f0;
    padding: 1rem;
    border-radius: 6px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.875rem;
    line-height: 1.5;
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-word;
}

/* History Section */
.history-section {
    padding: 3rem 0;
    background-color: #f8fafc;
}

.history-container {
    max-width: 800px;
    margin: 0 auto;
}

.history-container h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: #1e293b;
}

.history-list {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.history-item {
    padding: 1rem;
    border-bottom: 1px solid #e2e8f0;
    transition: background-color 0.3s ease;
}

.history-item:hover {
    background: #f8fafc;
}

.history-item:last-child {
    border-bottom: none;
}

.history-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.5rem;
}

.history-method {
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.history-method.get { background: #dcfce7; color: #166534; }
.history-method.post { background: #dbeafe; color: #1e40af; }
.history-method.put { background: #fef3c7; color: #92400e; }
.history-method.patch { background: #f3e8ff; color: #7c3aed; }
.history-method.delete { background: #fee2e2; color: #dc2626; }

.history-url {
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.875rem;
    color: #374151;
    word-break: break-all;
}

.history-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.75rem;
    color: #64748b;
}

.history-status {
    font-weight: 600;
}

.history-status.success {
    color: #16a34a;
}

.history-status.error {
    color: #dc2626;
}

.no-history {
    text-align: center;
    color: #64748b;
    padding: 2rem;
    font-style: italic;
}

/* CSS Creator Tool Styles */
.css-creator-section {
    padding: 3rem 0;
    background-color: #f8fafc;
}

.css-creator-layout {
    display: grid;
    grid-template-columns: 350px 1fr;
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

/* Controls Panel */
.controls-panel {
    background: white;
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    max-height: 80vh;
    overflow-y: auto;
    position: sticky;
    top: 2rem;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #e2e8f0;
}

.panel-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1e293b;
    margin: 0;
}

.reset-btn,
.export-btn {
    background: #f1f5f9;
    color: #374151;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.reset-btn:hover,
.export-btn:hover {
    background: #e2e8f0;
    border-color: #cbd5e1;
}

.export-btn {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    color: white;
    border-color: #2563eb;
}

.export-btn:hover {
    background: linear-gradient(135deg, #1d4ed8, #2563eb);
}

/* Control Groups */
.control-group {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #f1f5f9;
}

.control-group:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.control-group h4 {
    font-size: 1rem;
    font-weight: 600;
    color: #374151;
    margin-bottom: 0.75rem;
}

.control-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #64748b;
    font-size: 0.875rem;
}

.control-group select,
.control-group textarea {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 2px solid #e2e8f0;
    border-radius: 6px;
    font-size: 0.875rem;
    transition: border-color 0.3s ease;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

.control-group select:focus,
.control-group textarea:focus {
    outline: none;
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.control-group textarea {
    resize: vertical;
    min-height: 60px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.75rem;
}

/* Control Rows */
.control-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.control-row:last-child {
    margin-bottom: 0;
}

.control-item {
    display: flex;
    flex-direction: column;
}

.control-item label {
    margin-bottom: 0.25rem;
    font-weight: 500;
    color: #64748b;
    font-size: 0.75rem;
}

.control-item input[type="range"] {
    width: 100%;
    margin-bottom: 0.25rem;
}

.control-item input[type="color"] {
    width: 100%;
    height: 35px;
    border: 2px solid #e2e8f0;
    border-radius: 6px;
    cursor: pointer;
}

.value-display {
    font-size: 0.7rem;
    color: #64748b;
    font-weight: 500;
    text-align: center;
    background: #f1f5f9;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
}

/* Preview Panel */
.preview-panel {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    min-height: 600px;
}

.preview-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-radius: 12px;
    margin-bottom: 2rem;
    padding: 2rem;
    position: relative;
}

.preview-container::before {
    content: 'Preview Area';
    position: absolute;
    top: 1rem;
    left: 1rem;
    font-size: 0.75rem;
    color: #64748b;
    font-weight: 500;
}

.preview-element {
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.3s ease;
    user-select: none;
}

.preview-element:hover {
    transform: scale(1.02);
}

/* CSS Output */
.css-output {
    border-top: 2px solid #e2e8f0;
    padding-top: 1.5rem;
}

.css-output h4 {
    font-size: 1rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 1rem;
}

.css-code {
    background: #1e293b;
    color: #e2e8f0;
    padding: 1rem;
    border-radius: 8px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.8rem;
    line-height: 1.5;
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-word;
    margin-bottom: 1rem;
    max-height: 150px;
    overflow-y: auto;
}

.css-actions {
    display: flex;
    gap: 1rem;
}

.copy-btn,
.download-btn {
    flex: 1;
    padding: 0.75rem 1rem;
    border: none;
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.875rem;
}

.copy-btn {
    background: #f1f5f9;
    color: #374151;
    border: 1px solid #e2e8f0;
}

.copy-btn:hover {
    background: #e2e8f0;
    border-color: #cbd5e1;
}

.download-btn {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
}

.download-btn:hover {
    background: linear-gradient(135deg, #059669, #047857);
    transform: translateY(-1px);
}

/* Templates Section */
.templates-section {
    padding: 3rem 0;
    background-color: white;
}

.templates-section h3 {
    text-align: center;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: #1e293b;
}

.templates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.template-card {
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.template-card:hover {
    transform: translateY(-5px);
    border-color: #2563eb;
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.1);
}

.template-preview {
    width: 100%;
    height: 100px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin-bottom: 1rem;
    font-size: 0.875rem;
}

.template-card h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: #1e293b;
    margin: 0;
}

/* Template Preview Styles */
.modern-button {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: white;
    border: 2px solid #2563eb;
    box-shadow: 0 4px 8px rgba(37, 99, 235, 0.15);
}

.gradient-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.glass-effect {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.neon-button {
    background: #000000;
    color: #00ff00;
    border: 2px solid #00ff00;
    box-shadow: 0 0 10px #00ff00, 0 0 20px #00ff00, 0 0 30px #00ff00;
    text-shadow: 0 0 5px #00ff00;
}