:root {
    --primary-color: #3B82F6;
    --primary-hover: #2563EB;
    --bg-dark: #0F172A;
    --bg-card: #1E293B;
    --text-main: #F8FAFC;
    --text-muted: #94A3B8;
    --border-color: #334155;
    --gradient-hero: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(15, 23, 42, 0) 100%);
    --shadow-card: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-glow: 0 0 20px rgba(59, 130, 246, 0.3);
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

ul {
    list-style: none;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 14px 0 rgba(59, 130, 246, 0.39);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.23);
}

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

/* Navigation */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: #050914;
    /* Matched to logo background */
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.logo-img {
    height: 72px;
    width: auto;
    /* Allow width to adjust naturally */
    object-fit: contain;
    /* Show the whole image */
    filter: drop-shadow(0 0 8px rgba(59, 130, 246, 0.6));
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    letter-spacing: -0.02em;
    background: linear-gradient(to right, #fff, #94a3b8);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

.nav-link {
    color: var(--text-muted);
    font-weight: 500;
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 2px;
    background-color: white;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 6rem 0;
    background: radial-gradient(circle at top center, rgba(59, 130, 246, 0.15), transparent 40%);
    overflow: hidden;
    position: relative;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.1;
    font-weight: 800;
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 540px;
}

.hero-cta-group {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
}

.social-proof {
    font-size: 0.875rem;
    color: var(--text-muted);
    opacity: 0.8;
}

/* Visual Placeholders */
.visual-placeholder {
    width: 100%;
    aspect-ratio: 16/10;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-glow);
}

.placeholder-content {
    text-align: center;
    color: var(--text-muted);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.placeholder-icon {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.hero-placeholder {
    background: linear-gradient(to bottom right, #1e293b, #0f172a);
    border: 1px solid rgba(59, 130, 246, 0.3);
}

/* Problem & Solution */
.problem-solution {
    padding: 6rem 0;
    background-color: #0B1120;
}

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

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

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
}

.card-icon {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    background: rgba(59, 130, 246, 0.1);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    color: var(--primary-color);
}

.card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Features */
.features {
    padding: 6rem 0;
}

.feature-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 6rem;
}

.feature-row.reverse {
    direction: rtl;
}

.feature-row.reverse .feature-content {
    direction: ltr;
}

.feature-tag {
    color: var(--primary-color);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.875rem;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
    display: block;
}

.feature-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.feature-content p {
    color: var(--text-muted);
    font-size: 1.125rem;
}

/* Feature Visual Specifics */
.placeholder-bar {
    height: 8px;
    background: var(--border-color);
    border-radius: 4px;
    margin: 4px 0;
    width: 100px;
}

.placeholder-bar.long {
    width: 140px;
    background: var(--primary-color);
    opacity: 0.5;
}

.placeholder-arrow {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin: 0 1rem;
}

.split-view {
    display: flex;
    justify-content: space-around;
    padding: 2rem;
}

.split-side {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.split-divider {
    width: 1px;
    background: var(--border-color);
    height: 100%;
}

/* Pricing */
.pricing {
    padding: 4rem 0;
    text-align: center;
    background: linear-gradient(to bottom, var(--bg-dark), #0B1120);
}

.pricing-box {
    background: rgba(59, 130, 246, 0.05);
    border: 1px solid var(--primary-color);
    padding: 3rem;
    border-radius: 16px;
    display: inline-block;
    max-width: 800px;
    width: 100%;
}

.pricing-box h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.price-details {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.price-sub {
    color: var(--text-muted);
}

/* Testimonials */
.testimonials {
    padding: 6rem 0;
}

.testimonial-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.quote {
    font-size: 1.125rem;
    font-style: italic;
    margin-bottom: 1.5rem;
    color: var(--text-main);
}

.author strong {
    display: block;
    color: var(--primary-color);
}

.author span {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Footer */
.footer {
    padding: 4rem 0;
    border-top: 1px solid var(--border-color);
    background: #0B1120;
}

.footer-cta {
    text-align: center;
    margin-bottom: 4rem;
}

.footer-cta h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.footer-links {
    display: flex;
    justify-content: space-between;
    color: var(--text-muted);
    font-size: 0.875rem;
}

.links a {
    margin-left: 2rem;
}

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

/* Responsive */
@media (max-width: 768px) {

    .hero-container,
    .feature-row,
    .grid-3 {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .hero-cta-group {
        align-items: center;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--bg-dark);
        flex-direction: column;
        padding: 2rem;
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    }

    .nav-links.active {
        display: flex;
    }

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

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

    .feature-row.reverse {
        direction: ltr;
    }

    .feature-visual {
        order: -1;
        /* Visuals on top on mobile */
    }
}