:root {
    --bg-primary: #ffffff;
    --bg-elevated: #f5f5f7;
    --bg-card: #ffffff;
    --text-primary: #1a1a1a;
    --text-secondary: #4c4c4c;
    --border-subtle: rgba(0,0,0,0.08);
    --accent-main: #111111;
    --accent-soft: #4ade80;
}

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

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

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

/* Navigation */
nav {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    border-bottom: 1px solid var(--border-subtle);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: bold;
    color: var(--text-primary);
    height: 80px;
    max-height: 80px;
}

.logo img {
    height: 100%;
    max-height: 70px;
    width: auto;
    aspect-ratio: 348 / 126;
    object-fit: contain;
    display: block;
}

footer .logo img {
    max-height: 60px;
}

.nav-links {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
}

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

.btn-primary {
    background: var(--accent-main);
    color: #fff !important;
    padding: 10px 25px;
    border-radius: 25px;
    text-decoration: none;
    transition: opacity 0.3s, transform 0.3s;
    display: inline-block;
    border: none;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
}

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--accent-main);
    padding: 10px 25px;
    border-radius: 25px;
    text-decoration: none;
    border: 2px solid rgba(0,0,0,0.12);
    transition: all 0.3s;
    display: inline-block;
    cursor: pointer;
    font-size: 16px;
}

.btn-secondary:hover {
    border-color: var(--accent-main);
    background: rgba(0,0,0,0.05);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-primary);
}

/* Hero Section */
.hero {
    padding: 120px 20px 80px;
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.hero h1 {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 20px;
    line-height: 1.2;
    color: var(--text-primary);
}

.gradient-text {
    background: linear-gradient(135deg, #1a1a1a 0%, #111111 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.hero-buttons .btn-primary,
.hero-buttons .btn-secondary {
    padding: 15px 30px;
    font-size: 18px;
}

.trust-indicators {
    color: var(--text-secondary);
    font-size: 14px;
    margin-top: 20px;
}

.trust-indicators span {
    margin: 0 10px;
}

.dashboard-preview {
    margin-top: 60px;
    background: var(--bg-card);
    border-radius: 20px;
    box-shadow: 0 18px 40px rgba(0,0,0,0.05);
    padding: 10px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
    border: 1px solid var(--border-subtle);
}

.dashboard-placeholder {
    background: var(--bg-elevated);
    border-radius: 10px;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    color: var(--text-secondary);
}

/* Trust Bar */
.trust-bar {
    background: var(--bg-elevated);
    padding: 30px 20px;
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
}

.trust-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 50px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
}

.trust-item strong {
    color: var(--text-primary);
}

.trust-item i {
    color: var(--text-primary);
    font-size: 24px;
}

/* Benefits Section */
.benefits {
    padding: 80px 20px;
    background: var(--bg-elevated);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 36px;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.section-header p {
    font-size: 18px;
    color: var(--text-secondary);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 30px;
    max-width: 1320px;
    margin: 0 auto;
}

@media (min-width: 1200px) {
    .benefits-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

.benefit-card {
    background: var(--bg-card);
    padding: 32px 24px;
    border-radius: 20px;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid var(--border-subtle);
    box-shadow: 0 18px 40px rgba(0,0,0,0.05);
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.08);
    border-color: rgba(0,0,0,0.12);
}

.benefit-icon {
    width: 48px;
    height: 48px;
    background: var(--bg-elevated);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    font-size: 20px;
    margin-bottom: 16px;
    border: 1px solid var(--border-subtle);
}

.benefit-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.benefit-card ul {
    list-style: none;
}

.benefit-card li {
    padding: 8px 0;
    color: var(--text-secondary);
    display: flex;
    align-items: flex-start;
}

.benefit-card li::before {
    content: "✓";
    color: var(--accent-soft);
    font-weight: bold;
    margin-right: 10px;
    flex-shrink: 0;
}

/* How it Works */
.how-it-works {
    padding: 80px 20px;
    background: var(--bg-elevated);
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.step {
    text-align: center;
}

.step-number {
    width: 80px;
    height: 80px;
    background: var(--bg-card);
    color: var(--text-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: bold;
    margin: 0 auto 20px;
    border: 1px solid var(--border-subtle);
}

.step h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.step p {
    color: var(--text-secondary);
}

/* Pricing Section */
.pricing {
    padding: 80px 20px;
    background: var(--bg-primary);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    position: relative;
    transition: transform 0.3s, box-shadow 0.3s;
    box-shadow: 0 18px 40px rgba(0,0,0,0.05);
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.08);
    border-color: rgba(0,0,0,0.12);
}

.pricing-card.featured {
    background: var(--bg-card);
    color: var(--text-primary);
    transform: scale(1.05);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    border-color: rgba(0,0,0,0.15);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-main);
    color: #ffffff;
    padding: 5px 20px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: bold;
}

.pricing-card h3 {
    font-size: 24px;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.price {
    font-size: 48px;
    font-weight: bold;
    margin: 20px 0;
    color: var(--text-primary);
}

.price-period {
    font-size: 16px;
    font-weight: normal;
    opacity: 0.8;
    color: var(--text-secondary);
}

.pricing-card ul {
    list-style: none;
    margin: 30px 0;
    text-align: left;
}

.pricing-card li {
    padding: 10px 0;
    display: flex;
    align-items: center;
    color: var(--text-secondary);
}

.pricing-card li::before {
    content: "✓";
    margin-right: 10px;
    color: var(--accent-soft);
    font-weight: bold;
}

.pricing-card.featured li::before {
    color: var(--accent-soft);
}

.pricing-card button {
    width: 100%;
    margin: 20px 0;
}

/* Testimonials */
.testimonials {
    padding: 80px 20px;
    background: var(--bg-elevated);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.testimonial {
    background: var(--bg-card);
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 18px 40px rgba(0,0,0,0.05);
    border: 1px solid var(--border-subtle);
}

.stars {
    color: #d97706;
    margin-bottom: 15px;
}

.testimonial-text {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--bg-elevated);
    border-radius: 50%;
}

.author-info h4 {
    margin: 0;
    color: var(--text-primary);
}

.author-info p {
    margin: 0;
    font-size: 14px;
    color: var(--text-secondary);
}

/* FAQ */
.faq {
    padding: 80px 20px;
    background: var(--bg-primary);
}

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

.faq-item {
    border: 1px solid var(--border-subtle);
    border-radius: 15px;
    margin-bottom: 15px;
    overflow: hidden;
    background: var(--bg-card);
}

.faq-question {
    width: 100%;
    padding: 20px;
    background: transparent;
    border: none;
    text-align: left;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.3s;
    color: var(--text-primary);
}

.faq-question:hover {
    background: rgba(0,0,0,0.03);
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-answer.active {
    padding: 20px;
    max-height: 500px;
}

.faq-answer p {
    color: var(--text-secondary);
}

.faq-icon {
    transition: transform 0.3s;
    color: var(--text-secondary);
}

.faq-icon.active {
    transform: rotate(180deg);
}

/* CTA Section */
.cta {
    padding: 80px 20px;
    background: var(--bg-elevated);
    color: var(--text-primary);
    text-align: center;
    border-top: 1px solid var(--border-subtle);
}

.cta h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.cta p {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.95;
}

.email-form {
    max-width: 500px;
    margin: 0 auto;
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    justify-content: center;
}

.email-input {
    flex: 1;
    min-width: 250px;
    padding: 15px 20px;
    border-radius: 30px;
    border: 1px solid var(--border-subtle);
    font-size: 16px;
    background: var(--bg-card);
    color: var(--text-primary);
}

.email-input::placeholder {
    color: var(--text-secondary);
}

.email-form .btn-submit {
    background: var(--accent-main);
    color: #ffffff;
    padding: 15px 30px;
    border-radius: 30px;
    border: none;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s, opacity 0.3s;
}

.email-form .btn-submit:hover {
    transform: translateY(-2px);
    opacity: 0.9;
}

.email-form.is-submitting .btn-submit {
    opacity: 0.7;
    pointer-events: none;
}

.form-feedback {
    margin-top: 12px;
    font-size: 14px;
    color: var(--text-secondary);
}

.form-feedback.success {
    color: #22c55e;
}

.form-feedback.error {
    color: #ef4444;
}

/* Footer */
footer {
    background: var(--bg-primary);
    color: var(--text-secondary);
    padding: 60px 20px 30px;
    border-top: 1px solid var(--border-subtle);
    box-shadow: 0 -12px 32px rgba(0,0,0,0.06);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h4 {
    color: var(--text-primary);
    margin-bottom: 20px;
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    padding: 5px 0;
}

.footer-column a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-column a:hover {
    color: var(--accent-main);
}

.footer-social {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-top: 24px;
}

.footer-social .social-link {
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255,255,255,0.08);
    transition: transform 0.2s ease, background 0.2s ease;
}

.footer-social .social-link:hover {
    transform: translateY(-2px);
    background: var(--accent-main);
}

.footer-social img {
    width: 18px;
    height: 18px;
}

.footer-bottom {
    border-top: 1px solid var(--border-subtle);
    padding-top: 30px;
    text-align: center;
    margin-top: 40px;
}

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

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

    .hero h1 {
        font-size: 32px;
    }

    .hero p {
        font-size: 16px;
    }

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

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