/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Accessibility Utilities */
.sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.sr-only-focusable:focus {
    position: static !important;
    width: auto !important;
    height: auto !important;
    padding: inherit !important;
    margin: inherit !important;
    overflow: visible !important;
    clip: auto !important;
    white-space: normal !important;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .btn-primary {
        background: #000000;
        border: 2px solid #ffffff;
    }

    .btn-primary:hover {
        background: #ffffff;
        color: #000000;
    }
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family:
        "Inter",
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        sans-serif;
    line-height: 1.6;
    color: #1f2937;
    background: #ffffff;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #e5e7eb;
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.nav-brand {
    display: flex;
    align-items: center;
}

.brand-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: #1f2937;
}

.brand-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.brand-icon svg {
    width: 18px;
    height: 18px;
}

.brand-text {
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: #6b7280;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #4f46e5;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-btn svg {
    width: 24px;
    height: 24px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
}

.mobile-menu {
    display: none;
    flex-direction: column;
    gap: 1rem;
    padding: 1rem 0;
    border-top: 1px solid #e5e7eb;
}

.mobile-nav-link {
    text-decoration: none;
    color: #6b7280;
    font-weight: 500;
    padding: 0.5rem 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    color: white;
    box-shadow: 0 4px 14px 0 rgba(79, 70, 229, 0.25);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px 0 rgba(79, 70, 229, 0.35);
    background: linear-gradient(135deg, #5b52e8 0%, #8b5cf6 100%);
}

.btn-secondary {
    background: transparent;
    color: #6b7280;
    border: 2px solid #e5e7eb;
}

.btn-secondary:hover {
    border-color: #4f46e5;
    color: #4f46e5;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.btn-large {
    padding: 1.25rem 2rem;
    font-size: 1.125rem;
    font-weight: 600;
    min-height: 56px;
}

.btn-full {
    width: 100%;
}

.btn-icon {
    width: 18px;
    height: 18px;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 80px;
    padding-bottom: 2rem;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    opacity: 0.05;
}

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle at 25% 25%, #4f46e5 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, #7c3aed 0%, transparent 50%);
    opacity: 0.1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(79, 70, 229, 0.1);
    color: #4f46e5;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.badge-icon {
    font-size: 1rem;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: #1f2937;
}

.gradient-text {
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: #1f2937 !important;
    margin-bottom: 2rem;
    line-height: 1.6;
    font-weight: 500;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.hero-stats {
    display: flex;
    gap: 2rem;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.875rem;
    color: #6b7280;
}

/* Hero Visual */
.hero-visual {
    position: relative;
}

.demo-container {
    position: relative;
    max-width: 500px;
    margin: 0 auto;
}

.demo-browser {
    background: white;
    border-radius: 12px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    overflow: hidden;
}

.browser-header {
    background: #f3f4f6;
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid #e5e7eb;
}

.browser-dots {
    display: flex;
    gap: 0.5rem;
}

.browser-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #d1d5db;
}

.browser-dots span:first-child {
    background: #ef4444;
}

.browser-dots span:nth-child(2) {
    background: #f59e0b;
}

.browser-dots span:last-child {
    background: #10b981;
}

.browser-url {
    background: white;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.875rem;
    color: #6b7280;
    flex: 1;
}

.browser-content {
    position: relative;
    height: 300px;
    background: #f8fafc;
    display: flex;
    align-items: center;
    justify-content: center;
}

.demo-image {
    max-width: 100%;
    height: auto;
}

.extension-popup {
    position: absolute;
    top: 20px;
    right: 20px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
    padding: 1rem;
    min-width: 200px;
    animation: slideIn 0.5s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.popup-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    font-weight: 600;
    color: #1f2937;
}

.popup-icon {
    font-size: 1.25rem;
}

.popup-content {
    font-size: 0.875rem;
    color: #6b7280;
}

.progress-bar {
    width: 100%;
    height: 4px;
    background: #e5e7eb;
    border-radius: 2px;
    overflow: hidden;
    margin: 0.5rem 0;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #4f46e5, #7c3aed);
    border-radius: 2px;
    animation: progress 2s ease-in-out infinite;
}

@keyframes progress {
    0% {
        width: 0%;
    }
    50% {
        width: 70%;
    }
    100% {
        width: 100%;
    }
}

/* Section Styles */
section {
    padding: 3rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.125rem;
    color: #6b7280;
    max-width: 600px;
    margin: 0 auto;
}

/* Features Section */
.features {
    background: #f8fafc;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    margin-bottom: 1.5rem;
}

.feature-icon svg {
    width: 24px;
    height: 24px;
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 1rem;
}

.feature-description {
    color: #6b7280;
    line-height: 1.6;
}

/* How It Works Section */
.how-it-works {
    background: white;
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
}

.step-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 1rem;
}

.step-description {
    color: #6b7280;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.step-visual {
    display: flex;
    justify-content: center;
}

.chrome-icon,
.linkedin-icon,
.download-icon {
    width: 80px;
    height: 80px;
    background: #f3f4f6;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6b7280;
}

.chrome-icon svg,
.linkedin-icon svg,
.download-icon svg {
    width: 40px;
    height: 40px;
}

/* Pricing Section */
.pricing {
    background: #f8fafc;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    position: relative;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.pricing-card-featured {
    border: 2px solid #4f46e5;
    transform: scale(1.05);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

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

.pricing-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 1rem;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    margin-bottom: 1rem;
}

.price-currency {
    font-size: 1.5rem;
    font-weight: 600;
    color: #6b7280;
}

.price-amount {
    font-size: 3rem;
    font-weight: 700;
    color: #1f2937;
}

.price-period {
    font-size: 1rem;
    color: #6b7280;
    margin-left: 0.25rem;
}

.pricing-description {
    color: #6b7280;
    font-size: 0.875rem;
}

.pricing-features {
    margin-bottom: 2rem;
}

.feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.feature-check {
    width: 20px;
    height: 20px;
    color: #10b981;
    stroke-width: 2;
}

/* Testimonials Section */
.testimonials {
    background: white;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: #f8fafc;
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
}

.testimonial-rating {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1rem;
}

.star {
    color: #fbbf24;
    font-size: 1.25rem;
}

.testimonial-text {
    color: #374151;
    font-style: italic;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    overflow: hidden;
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-name {
    font-weight: 600;
    color: #1f2937;
}

.author-role {
    font-size: 0.875rem;
    color: #6b7280;
}

/* CTA Section */
.cta {
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    color: white;
    text-align: center;
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
}

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

.cta-description {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

.cta-actions {
    margin-bottom: 2rem;
}

.cta-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    opacity: 0.8;
}

.cta-note svg {
    width: 16px;
    height: 16px;
}

/* Footer */
.footer {
    background: #1f2937;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 3fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-brand {
    max-width: 300px;
}

.footer-description {
    color: #9ca3af;
    margin-top: 1rem;
    line-height: 1.6;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
}

.footer-column {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.footer-link {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 2rem;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-copyright {
    color: #9ca3af;
    font-size: 0.875rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    color: #9ca3af;
    transition: color 0.3s ease;
}

.social-link:hover {
    color: white;
}

.social-link svg {
    width: 20px;
    height: 20px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .mobile-menu {
        display: flex;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .section-title {
        font-size: 2rem;
    }

    .steps-container {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-bottom-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .btn-lg {
        padding: 0.875rem 1.5rem;
        font-size: 0.875rem;
    }

    .pricing-card-featured {
        transform: none;
    }

    .cta-title {
        font-size: 2rem;
    }
}

/* Installation Modal Styles */
.installation-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex !important;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    padding: 1rem;
    backdrop-filter: blur(4px);
}

.installation-modal .modal-content {
    background: white;
    border-radius: 12px;
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    position: relative;
    z-index: 10001;
}

.installation-modal .modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid #e5e7eb;
}

.installation-modal .modal-header h3 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 600;
    color: #1f2937;
}

.installation-modal .close-modal {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: #6b7280;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.installation-modal .close-modal:hover {
    background: #f3f4f6;
    color: #374151;
}

.installation-modal .modal-body {
    padding: 1.5rem;
}

.installation-notice {
    margin-bottom: 2rem;
}

.notice-box {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    background: #f0f9ff;
    border: 1px solid #0ea5e9;
    border-radius: 8px;
}

.notice-icon {
    font-size: 1.5rem;
    color: #0ea5e9;
    margin-top: 0.25rem;
}

.notice-content h4 {
    margin: 0 0 0.5rem 0;
    font-size: 1rem;
    font-weight: 600;
    color: #0c4a6e;
}

.notice-content p {
    margin: 0;
    color: #0369a1;
    line-height: 1.5;
}

.installation-steps {
    margin-bottom: 2rem;
}

.installation-help {
    margin-top: 1rem;
}

.help-section {
    padding: 1rem;
    background: #fef3c7;
    border: 1px solid #f59e0b;
    border-radius: 8px;
}

.help-section h5 {
    margin: 0 0 0.75rem 0;
    font-size: 0.875rem;
    font-weight: 600;
    color: #92400e;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.help-section p {
    margin: 0 0 0.75rem 0;
    color: #92400e;
    font-size: 0.875rem;
}

.help-section ul {
    margin: 0;
    padding-left: 1.25rem;
    color: #92400e;
    font-size: 0.875rem;
}

.help-section li {
    margin-bottom: 0.25rem;
}

.step {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid #f3f4f6;
}

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

.step-number {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.875rem;
}

.step-content h4 {
    margin: 0 0 0.5rem 0;
    font-size: 1rem;
    font-weight: 600;
    color: #1f2937;
}

.step-content p {
    margin: 0;
    color: #6b7280;
    line-height: 1.5;
}

.step-content code {
    background: #f3f4f6;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-family: "Monaco", "Menlo", "Ubuntu Mono", monospace;
    font-size: 0.875rem;
    color: #4f46e5;
}

.installation-video {
    text-align: center;
    padding: 1rem;
    background: #f9fafb;
    border-radius: 8px;
}

.browser-notice {
    text-align: center;
    padding: 2rem;
}

.browser-icon {
    font-size: 4rem;
    color: #4285f4;
    margin-bottom: 1rem;
}

.browser-notice h4 {
    margin: 0 0 1rem 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: #1f2937;
}

.browser-notice p {
    margin: 0 0 0.5rem 0;
    color: #6b7280;
    line-height: 1.5;
}

.installation-modal .modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    padding: 1.5rem;
    border-top: 1px solid #e5e7eb;
    background: #f9fafb;
    border-radius: 0 0 12px 12px;
}

.installation-modal .btn {
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 500;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.875rem;
}

.installation-modal .btn-primary {
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    color: white;
}

.installation-modal .btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.4);
}

.installation-modal .btn-secondary {
    background: #f3f4f6;
    color: #374151;
    border: 1px solid #d1d5db;
}

.installation-modal .btn-secondary:hover {
    background: #e5e7eb;
}

/* Responsive adjustments for installation modal */
@media (max-width: 768px) {
    .installation-modal {
        padding: 0.5rem;
    }

    .installation-modal .modal-content {
        max-height: 95vh;
    }

    .installation-modal .modal-header,
    .installation-modal .modal-body,
    .installation-modal .modal-footer {
        padding: 1rem;
    }

    .step {
        flex-direction: column;
        gap: 0.75rem;
    }

    .step-number {
        align-self: flex-start;
    }

    .installation-modal .modal-footer {
        flex-direction: column;
    }

    .installation-modal .btn {
        width: 100%;
        justify-content: center;
    }
}

/* Services Section */
.services {
    padding: 3rem 0;
    background: #f8fafc;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    text-align: center;
    border: 1px solid #e5e7eb;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
    border-color: #4f46e5;
}

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.service-icon svg {
    width: 32px;
    height: 32px;
    color: white;
}

.service-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 1rem;
}

.service-description {
    font-size: 1rem;
    color: #6b7280;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.service-btn {
    min-width: 200px;
}

/* Service Modals */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    backdrop-filter: blur(4px);
}

.modal-content {
    background: white;
    border-radius: 1rem;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow:
        0 20px 25px -5px rgba(0, 0, 0, 0.1),
        0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem;
    border-bottom: 1px solid #e5e7eb;
}

.modal-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1f2937;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: #6b7280;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
}

.modal-close:hover {
    background: #f3f4f6;
    color: #374151;
}

.modal-body {
    padding: 1.5rem;
}

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

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #d1d5db;
    border-radius: 0.5rem;
    font-size: 1rem;
    transition: all 0.2s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #4f46e5;
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-group input[type="file"] {
    padding: 0.5rem;
    background: #f9fafb;
}

.form-help {
    display: block;
    font-size: 0.75rem;
    color: #6b7280;
    margin-top: 0.5rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.optimization-results {
    margin-top: 2rem;
    padding: 1.5rem;
    background: #f8fafc;
    border-radius: 0.5rem;
    border: 1px solid #e5e7eb;
}

.optimization-results h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 1rem;
}

.optimization-results .suggestion {
    background: white;
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1rem;
    border-left: 4px solid #4f46e5;
}

.optimization-results .suggestion:last-child {
    margin-bottom: 0;
}

.optimization-results .suggestion h5 {
    font-size: 1rem;
    font-weight: 600;
    color: #374151;
    margin-bottom: 0.5rem;
}

.optimization-results .suggestion p {
    font-size: 0.875rem;
    color: #6b7280;
    line-height: 1.5;
}

/* Loading states */
.btn.loading {
    position: relative;
    color: transparent;
    pointer-events: none;
}

.btn.loading::after {
    content: "";
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin-left: -10px;
    margin-top: -10px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Responsive Design for Services */
@media (max-width: 768px) {
    .services {
        padding: 3rem 0;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-top: 2rem;
    }

    .service-card {
        padding: 1.5rem;
    }

    .modal-content {
        width: 95%;
    }

    .modal-header,
    .modal-body {
        padding: 1rem;
    }

    .form-group input,
    .form-group textarea {
        font-size: 16px; /* Prevents zoom on iOS */
    }
}

@media (max-width: 480px) {
    .service-card {
        padding: 1rem;
    }

    .service-title {
        font-size: 1.25rem;
    }

    .service-description {
        font-size: 0.875rem;
    }
}

/* Service Pages Styles */
.breadcrumbs {
    background: #f9fafb;
    padding: 1rem 0;
    border-bottom: 1px solid #e5e7eb;
    margin-top: 80px;
}

.breadcrumb-list {
    display: flex;
    align-items: center;
    list-style: none;
    font-size: 0.875rem;
    color: #6b7280;
}

.breadcrumb-link {
    color: #3b82f6;
    text-decoration: none;
}

.breadcrumb-link:hover {
    color: #2563eb;
}

.breadcrumb-separator {
    margin: 0 0.5rem;
    color: #9ca3af;
}

.breadcrumb-current {
    color: #374151;
    font-weight: 500;
}

/* Hero Service Section */
.hero-service {
    padding: 4rem 0 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
}

.hero-service .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 2rem;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    color: white;
}

.badge-icon {
    width: 16px;
    height: 16px;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-service .hero-description {
    font-size: 1.25rem;
    max-width: 800px;
    margin: 0 auto;
    opacity: 1;
    color: rgba(255, 255, 255, 1) !important;
    font-weight: 500;
}

/* Service Form Section */
.service-form-section {
    padding: 4rem 0;
    background: #f9fafb;
}

.form-wrapper {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: 16px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.form-wrapper:hover {
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.form-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 2.5rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.form-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(255, 255, 255, 0.1) 0%, transparent 100%);
    pointer-events: none;
}

.form-header h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.form-header p {
    opacity: 0.9;
}

.service-form {
    padding: 2rem;
}

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

.form-label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #374151;
}

.form-help {
    display: block;
    font-size: 0.875rem;
    font-weight: 400;
    color: #6b7280;
    margin-top: 0.25rem;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: #ffffff;
    font-family: inherit;
    position: relative;
}

.form-input:hover,
.form-textarea:hover {
    border-color: #c7d2fe;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.05);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: #4f46e5;
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
    transform: translateY(-1px);
}

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

.form-hint {
    margin-top: 0.5rem;
    padding: 1rem;
    background: #f0f9ff;
    border: 1px solid #bae6fd;
    border-radius: 8px;
    font-size: 0.875rem;
}

.form-hint strong {
    color: #0369a1;
}

.form-hint ol {
    margin: 0.5rem 0 0 1rem;
    color: #374151;
}

/* File Upload */
.file-upload-area {
    border: 2px dashed #d1d5db;
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    transition: all 0.2s ease;
    cursor: pointer;
    position: relative;
}

.file-upload-area:hover {
    border-color: #3b82f6;
    background: #f8fafc;
}

.file-upload-area.dragover {
    border-color: #3b82f6;
    background: #eff6ff;
}

.file-input {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.file-upload-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.file-upload-icon {
    width: 48px;
    height: 48px;
    color: #6b7280;
}

.file-upload-text {
    color: #374151;
}

.file-upload-hint {
    color: #6b7280;
}

.file-selected {
    display: none;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: #f0f9ff;
    border: 1px solid #bae6fd;
    border-radius: 8px;
    margin-top: 0.5rem;
}

.file-selected svg {
    width: 20px;
    height: 20px;
    color: #059669;
}

.file-name {
    flex: 1;
    font-weight: 500;
    color: #374151;
}

.remove-file {
    background: none;
    border: none;
    color: #ef4444;
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 4px;
}

.remove-file:hover {
    background: #fef2f2;
}

.remove-file svg {
    width: 16px;
    height: 16px;
}

/* Button Styles */
.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.btn-loader {
    display: none;
    align-items: center;
    gap: 0.5rem;
    justify-content: center;
}

.spinner {
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
}

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

.form-footer {
    margin-top: 1.5rem;
    text-align: center;
}

/* How It Works */
.how-it-works {
    max-width: 800px;
    margin: 3rem auto 0;
    text-align: center;
}

.how-it-works h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: #374151;
}

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

.step {
    text-align: center;
}

.step-number {
    width: 48px;
    height: 48px;
    background: #3b82f6;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.125rem;
    margin: 0 auto 1rem;
}

.step-content h4 {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #374151;
}

.step-content p {
    color: #6b7280;
    font-size: 0.875rem;
}

/* Results Section */
.results-section {
    max-width: 1000px;
    margin: 3rem auto 0;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    overflow: hidden;
}

.results-header {
    background: #059669;
    color: white;
    padding: 2rem;
    text-align: center;
}

.results-header h3 {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.results-icon {
    width: 24px;
    height: 24px;
}

.suggestions-grid {
    padding: 2rem;
}

.suggestion-card {
    background: #f9fafb;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.suggestion-title {
    font-weight: 600;
    color: #374151;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.suggestion-content {
    color: #4b5563;
    line-height: 1.6;
}

.results-actions {
    padding: 2rem;
    border-top: 1px solid #e5e7eb;
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* Other Services Section */
.other-services-section {
    padding: 4rem 0;
    background: white;
}

/* Dark Mode Styles */
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --border-color: #e5e7eb;
    --accent-color: #4f46e5;
}

[data-theme="dark"] {
    --bg-primary: #1f2937;
    --bg-secondary: #111827;
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --border-color: #374151;
    --accent-color: #6366f1;
}

[data-theme="dark"] body {
    background: var(--bg-primary);
    color: var(--text-primary);
}

[data-theme="dark"] .navbar {
    background: rgba(31, 41, 55, 0.95);
    border-bottom-color: var(--border-color);
}

[data-theme="dark"] .form-wrapper {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

[data-theme="dark"] .form-input,
[data-theme="dark"] .form-textarea {
    background: var(--bg-primary);
    border-color: var(--border-color);
    color: var(--text-primary);
}

/* Dark Mode Toggle */
.dark-mode-toggle {
    background: none;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-primary);
}

.dark-mode-toggle:hover {
    border-color: var(--accent-color);
    transform: scale(1.1);
}

.dark-mode-toggle svg {
    width: 20px;
    height: 20px;
    transition: all 0.3s ease;
}

[data-theme="light"] .dark-mode-toggle .moon-icon {
    display: none;
}

[data-theme="dark"] .dark-mode-toggle .sun-icon {
    display: none;
}

/* Progress Indicators */
.page-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: rgba(79, 70, 229, 0.1);
    z-index: 9999;
}

.page-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #4f46e5, #7c3aed);
    width: 0%;
    transition: width 0.3s ease;
}

.form-progress {
    margin-bottom: 2rem;
    padding: 1rem;
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.form-progress-bar {
    width: 100%;
    height: 8px;
    background: var(--border-color);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.form-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #4f46e5, #7c3aed);
    width: 0%;
    transition: width 0.5s ease;
    border-radius: 4px;
}

.form-progress-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* File Drop Zone */
.file-drop-zone {
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: var(--bg-secondary);
}

.file-drop-zone:hover,
.file-drop-zone.drag-over {
    border-color: var(--accent-color);
    background: rgba(79, 70, 229, 0.05);
    transform: scale(1.02);
}

.file-drop-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.file-drop-icon {
    width: 48px;
    height: 48px;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.file-drop-icon.success {
    color: #10b981;
}

.file-drop-text {
    font-size: 1.125rem;
    color: var(--text-primary);
    margin: 0;
}

.file-drop-text.success {
    color: #10b981;
    font-weight: 600;
}

.file-drop-browse {
    color: var(--accent-color);
    text-decoration: underline;
}

.file-drop-hint {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;
}

.file-drop-zone input[type="file"] {
    display: none;
}

/* Validation Messages */
.validation-message {
    margin-top: 0.5rem;
    font-size: 0.875rem;
    transition: all 0.3s ease;
}

.validation-message.invalid {
    color: #ef4444;
}

.validation-message.valid {
    color: #10b981;
}

/* Animation Classes */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.animate-on-scroll.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* Ripple Effect */
.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    transform: scale(0);
    animation: ripple-animation 0.6s linear;
    pointer-events: none;
}

@keyframes ripple-animation {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Tooltips */
.tooltip {
    position: absolute;
    background: var(--bg-primary);
    color: var(--text-primary);
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    font-size: 0.875rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--border-color);
    z-index: 10000;
    display: none;
    pointer-events: none;
}

/* Enhanced Navbar Scroll Effect */
.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] .navbar.scrolled {
    background: rgba(31, 41, 55, 0.98);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

/* Responsive Design for Service Pages */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-description {
        font-size: 1.125rem;
    }

    .form-wrapper,
    .how-it-works,
    .results-section {
        margin-left: 1rem;
        margin-right: 1rem;
    }

    .service-form,
    .form-header {
        padding: 1.5rem;
    }

    .steps-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .results-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .dark-mode-toggle {
        width: 36px;
        height: 36px;
    }

    .file-drop-zone {
        padding: 1.5rem;
    }
}