:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #eff6ff;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --bg-main: #ffffff;
    --bg-light: #f8fafc;
    --border-color: #e2e8f0;
    --success: #10b981;
    --success-light: #d1fae5;
    --danger: #ef4444;
    --danger-light: #fee2e2;
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-premium: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
}

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

body {
    font-family: var(--font-sans);
    color: var(--text-main);
    background-color: var(--bg-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 6rem 0;
}

.bg-light {
    background-color: var(--bg-light);
}

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

.text-gradient {
    background: linear-gradient(135deg, var(--primary) 0%, #8b5cf6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Typography */
.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-muted);
    text-align: center;
    max-width: 600px;
    margin: 0 auto 4rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    border-radius: 9999px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
    box-shadow: 0 4px 14px 0 rgba(37, 99, 235, 0.39);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.23);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-block {
    width: 100%;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 50;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    letter-spacing: -0.05em;
}

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

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: #cbd5e1;
    transition: color 0.2s;
}

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

/* Hero Section */
.hero {
    padding: 12rem 0 8rem;
    text-align: center;
    background-color: var(--bg-main);
    background-image: radial-gradient(circle at 50% 0%, var(--primary-light) 0%, transparent 70%);
    position: relative;
    overflow: hidden;
}

/* Floating Icons */
.floating-icons {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.float-icon {
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: white;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    color: var(--primary);
    font-size: 1.5rem;
    animation: float 6s ease-in-out infinite;
    opacity: 0.7;
}

.float-icon.icon-1 {
    top: 15%;
    left: 10%;
    animation-delay: 0s;
}

.float-icon.icon-2 {
    top: 40%;
    right: 12%;
    animation-delay: -2s;
}

.float-icon.icon-3 {
    bottom: 20%;
    left: 15%;
    animation-delay: -4s;
}

.float-icon.icon-4 {
    top: 20%;
    right: 25%;
    animation-delay: -1s;
}

@keyframes float {
    0% {
        transform: translateY(0px) rotate(0deg);
    }

    50% {
        transform: translateY(-20px) rotate(5deg);
    }

    100% {
        transform: translateY(0px) rotate(0deg);
    }
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 2;
}

.hero .badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: var(--primary-light);
    color: var(--primary);
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 2rem;
    border: 1px solid rgba(37, 99, 235, 0.1);
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 3rem;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.hero-trust {
    display: flex;
    justify-content: center;
    gap: 2rem;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.hero-trust i {
    color: var(--success);
}

/* Before After Section */
.comparison-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 3rem;
}

.card {
    background: white;
    border-radius: var(--radius-xl);
    padding: 3rem;
    border: 1px solid var(--border-color);
    position: relative;
    box-shadow: var(--shadow-sm);
    transition: transform 0.3s ease;
}

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

.card h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.card-before {
    background: var(--bg-light);
}

.pricing-card.premium {
    border: 2px solid var(--primary);
    transform: scale(1.05);
}

.pricing-card.premium:hover {
    transform: scale(1.07);
}

.card-after {
    border: 2px solid var(--primary);
    box-shadow: var(--shadow-lg);
}

.badge-after {
    position: absolute;
    top: -12px;
    right: 2rem;
    background: var(--primary);
    color: white;
    padding: 0.25rem 1rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
}

.list-x li,
.list-check li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 1.125rem;
}

.list-x i {
    color: var(--danger);
    background: var(--danger-light);
    padding: 0.5rem;
    border-radius: 50%;
    font-size: 0.875rem;
}

.list-check i {
    color: var(--success);
    background: var(--success-light);
    padding: 0.5rem;
    border-radius: 50%;
    font-size: 0.875rem;
}

/* Stats Banner */
.stats-banner {
    background-color: var(--primary);
    color: white;
    padding: 4rem 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    text-align: center;
    gap: 2rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.125rem;
    opacity: 0.9;
    font-weight: 500;
}

/* Features */
.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s;
}

.feature-card:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
    transform: translateY(-3px);
}

.feature-icon {
    width: 3rem;
    height: 3rem;
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.75rem;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: var(--text-muted);
}

/* Integrations */
.integrations-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    max-width: 800px;
    margin: 0 auto;
}

.integration-badge {
    background: white;
    border: 1px solid var(--border-color);
    padding: 0.75rem 1.5rem;
    border-radius: 9999px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s, border-color 0.2s;
}

.integration-badge:hover {
    transform: translateY(-2px);
    border-color: var(--primary);
}

.integration-badge i {
    font-size: 1.25rem;
    color: var(--primary);
}

/* Pricing */
.pricing-card-wrapper {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-top: 3rem;
}

.pricing-card {
    background: white;
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 450px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-premium);
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.pricing-card:hover {
    transform: scale(1.02);
}

.popular-badge {
    background: var(--primary);
    color: white;
    text-align: center;
    padding: 0.5rem;
    font-weight: 700;
    font-size: 0.875rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.pricing-header {
    padding: 3rem 3rem 1.5rem;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.pricing-header h3 {
    font-size: 1.5rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.price {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 0.25rem;
    margin-bottom: 0.5rem;
}

.currency {
    font-size: 1.5rem;
    font-weight: 600;
    margin-top: 0.5rem;
}

.amount {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1;
    color: var(--text-main);
}

.billing-type {
    color: var(--success);
    font-weight: 600;
    background: var(--success-light);
    display: inline-block;
    padding: 0.25rem 1rem;
    border-radius: 9999px;
    font-size: 0.875rem;
}

.pricing-body {
    padding: 2rem 3rem;
}

.pricing-desc {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.pricing-features li {
    font-size: 1rem;
    margin-bottom: 1.25rem;
}

.pricing-features i {
    background: none;
    color: var(--primary);
    padding: 0;
}

.pricing-footer {
    padding: 0 3rem 3rem;
}

.guarantee {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.875rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

/* FAQ */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.faq-question {
    padding: 1.5rem;
    font-weight: 600;
    font-size: 1.125rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: background 0.2s;
}

.faq-question:hover {
    background: var(--bg-light);
}

.faq-question i {
    color: var(--primary);
    transition: transform 0.3s;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease;
    color: var(--text-muted);
}

.faq-item.active .faq-answer {
    padding: 0 1.5rem 1.5rem;
    max-height: 500px;
}

/* Footer */
.footer {
    padding: 4rem 0 2rem;
    background: #0f172a;
    color: #cbd5e1;
    border-top: none;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    gap: 4rem;
    margin-bottom: 4rem;
}

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

.footer-brand p {
    color: #94a3b8;
    margin-top: 1rem;
}

.footer-links {
    display: flex;
    gap: 4rem;
}

.link-column h4 {
    color: #ffffff;
    font-size: 1rem;
    margin-bottom: 1.5rem;
}

.link-column a {
    display: block;
    color: #94a3b8;
    margin-bottom: 0.75rem;
    transition: color 0.2s;
}

.link-column a:hover {
    color: #ffffff;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #64748b;
    font-size: 0.875rem;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: white;
    border-radius: var(--radius-xl);
    width: 90%;
    max-width: 500px;
    padding: 2rem;
    position: relative;
    transform: translateY(20px);
    transition: all 0.3s ease;
    box-shadow: var(--shadow-premium);
    color: var(--text-main);
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: color 0.2s;
}

.modal-close:hover {
    color: var(--danger);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-main);
    font-size: 0.875rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.modal-desc {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-container {
        padding: 1rem;
    }

    .nav-links {
        display: none;
    }

    .nav-cta {
        gap: 0.5rem !important;
    }

    .nav-cta .btn {
        padding: 0.4rem 0.8rem;
        font-size: 0.85rem;
    }

    .nav-cta .btn-primary {
        display: none;
    }

    .lang-switch {
        margin-right: 0 !important;
        gap: 0.25rem !important;
    }

    .hero {
        padding: 8rem 0 4rem;
    }

    .floating-icons {
        display: none;
    }

    .hero .badge {
        font-size: 0.85rem;
        padding: 0.4rem 0.8rem;
        white-space: normal;
        margin-bottom: 1rem;
    }

    .hero h1 {
        font-size: 1.8rem;
        padding: 0 0.5rem;
    }

    .hero p {
        font-size: 1.125rem;
        padding: 0 1rem;
    }

    .btn-large {
        padding: 0.75rem 1rem;
        font-size: 1rem;
    }

    .hero-actions {
        flex-direction: column;
        padding: 0 2rem;
    }

    .hero-trust {
        flex-direction: column;
        gap: 0.5rem;
    }

    .comparison-grid,
    .features-grid {
        grid-template-columns: 1fr;
    }

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

    .footer-content {
        flex-direction: column;
    }

    .footer-links {
        flex-wrap: wrap;
    }
}