:root {
    --primary-color: #0B1C3F;
    --secondary-color: #4B5B78;
    --accent-color: #D5DFEC;
    --text-color: #22304A;
    --light-bg: #F5F8FC;
    --white: #FFFFFF;
    --shadow: 0 24px 48px rgba(11, 28, 63, 0.12);
    --soft-shadow: 0 12px 28px rgba(11, 28, 63, 0.08);
}

body {
    font-family: "Inter", "SF Pro Text", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    margin: 0;
    background-color: var(--light-bg);
}

img {
    max-width: 100%;
    display: block;
}

ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(14px);
    box-shadow: 0 6px 20px rgba(11, 28, 63, 0.08);
}

.nav-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 6%;
    gap: 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    font-size: 1.1rem;
}

.logo img {
    width: 44px;
    height: 44px;
    border-radius: 14px;
    box-shadow: 0 10px 22px rgba(11, 28, 63, 0.18);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--secondary-color);
    font-weight: 600;
}

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

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--secondary-color);
}

.hero {
    padding: 100px 6% 120px;
    background: radial-gradient(circle at top left, rgba(76, 110, 245, 0.18), transparent 52%),
        linear-gradient(180deg, #FFFFFF 0%, #EDF2FA 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    align-items: center;
    gap: 3.5rem;
    max-width: 1140px;
    margin: 0 auto;
}

.hero-text h1 {
    font-size: clamp(2.6rem, 4vw, 3.7rem);
    color: var(--primary-color);
    margin: 0 0 1.2rem;
    line-height: 1.2;
}

.hero-text p {
    margin-bottom: 1.75rem;
    color: var(--secondary-color);
}

.hero-image img {
    border-radius: 32px;
    box-shadow: var(--shadow);
    height: 470px;
    object-fit: cover;
}

.hero-btns {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
    align-items: center;
}

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

.hero-proof strong {
    display: block;
    color: var(--primary-color);
    font-size: 1.25rem;
}

.hero-proof span {
    font-size: 0.9rem;
    color: var(--secondary-color);
}

.btn-primary,
.btn-contact,
.btn-secondary {
    background-color: var(--primary-color);
    color: white;
    padding: 12px 24px;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary:hover,
.btn-contact:hover,
.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(11, 28, 63, 0.2);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary-color);
    border: 1px solid var(--accent-color);
}

.store-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
}

.store-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s ease;
    min-height: 56px;
}

.store-badge:hover {
    transform: translateY(-2px);
}

.store-badge img {
    height: 52px;
    width: auto;
}

.section-heading {
    max-width: 720px;
    margin: 0 auto 2.5rem;
    text-align: center;
}

.section-heading h2 {
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.features,
.previews,
.steps,
.cta,
.social-proof,
.astro-ai {
    padding: 90px 6%;
}

.feature-grid,
.step-grid,
.preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 24px;
}

.feature-card {
    background: var(--white);
    padding: 30px;
    border-radius: 18px;
    box-shadow: var(--soft-shadow);
    border: 1px solid rgba(213, 223, 236, 0.6);
}

.social-proof {
    background: #FFFFFF;
}

.proof-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
}

.proof-card {
    background: var(--white);
    padding: 28px;
    border-radius: 20px;
    box-shadow: var(--soft-shadow);
    border: 1px solid rgba(213, 223, 236, 0.6);
}

.proof-rating {
    margin: 0 0 12px;
    color: #F4B84A;
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.08em;
}

.proof-author {
    display: block;
    margin-top: 1rem;
    color: var(--secondary-color);
    font-size: 0.85rem;
}

.astro-ai {
    background: radial-gradient(circle at top right, rgba(213, 223, 236, 0.6), transparent 60%);
}

.astro-ai-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
    align-items: start;
}

.astro-ai-list {
    display: grid;
    gap: 16px;
    padding-left: 0;
}

.astro-ai-list li {
    list-style: none;
    background: var(--white);
    padding: 18px 22px;
    border-radius: 18px;
    border: 1px solid rgba(213, 223, 236, 0.8);
    box-shadow: var(--soft-shadow);
}

.astro-ai-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1.5rem;
}

.astro-ai-widget {
    position: sticky;
    top: 120px;
}

.astro-ai-window {
    background: var(--white);
    border-radius: 24px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(213, 223, 236, 0.8);
    overflow: hidden;
}

.astro-ai-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 22px;
    background: linear-gradient(120deg, #0B1C3F, #17356B);
    color: var(--white);
    font-weight: 600;
}

.astro-ai-status {
    background: rgba(255, 255, 255, 0.2);
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.astro-ai-chat {
    display: grid;
    gap: 16px;
    padding: 22px;
    background: #F8FAFD;
}

.chat-bubble {
    padding: 14px 18px;
    border-radius: 18px;
    font-size: 0.95rem;
    line-height: 1.5;
}

.chat-bubble.user {
    background: #E8EFF9;
    color: var(--primary-color);
    justify-self: start;
}

.chat-bubble.ai {
    background: #FFFFFF;
    border: 1px solid rgba(213, 223, 236, 0.9);
    box-shadow: var(--soft-shadow);
    justify-self: end;
}

.previews figure {
    margin: 0;
    background: var(--white);
    border-radius: 20px;
    padding: 18px;
    box-shadow: var(--shadow);
    text-align: center;
}

.previews figcaption {
    margin-top: 12px;
    color: var(--secondary-color);
    font-size: 0.9rem;
}

.steps {
    background: #FFFFFF;
}

.step-card {
    background: #F3F7FC;
    padding: 28px;
    border-radius: 20px;
    border: 1px solid #DCE6F2;
}

.step-number {
    display: inline-flex;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    color: var(--white);
    font-weight: 700;
    margin-bottom: 1rem;
}

.cta-card {
    background: linear-gradient(120deg, #0B1C3F 0%, #17356B 100%);
    color: var(--white);
    padding: 54px;
    border-radius: 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
    box-shadow: var(--shadow);
}

.cta-card p {
    color: #E2E8F0;
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
}

.content-container {
    max-width: 800px;
    margin: 50px auto;
    padding: 20px;
    background: var(--white);
    border-radius: 16px;
    box-shadow: var(--shadow);
}

footer {
    text-align: center;
    padding: 50px 20px;
    font-size: 0.9rem;
    color: var(--secondary-color);
}

@media (max-width: 768px) {
    .nav-bar {
        flex-direction: column;
        align-items: flex-start;
    }

    .nav-links {
        flex-wrap: wrap;
        gap: 1rem;
    }

    .hero {
        padding: 80px 6% 100px;
    }

    .astro-ai-widget {
        position: static;
    }

    .cta-card {
        padding: 36px;
    }
}