@import url('https://fonts.googleapis.com/css2?family=Nunito+Sans:wght@400;600;700;800&display=swap');

:root {
    --abu-teal: #0d9488;
    --abu-teal-dark: #0f766e;
    --abu-teal-light: #14b8a6;
    --abu-cyan: #06b6d4;
    --abu-cyan-dark: #0891b2;
    --abu-text: #1e293b;
    --abu-text-light: #64748b;
    --abu-bg: #f8fafb;
    --abu-white: #ffffff;
    --abu-border: #e2e8f0;
    --abu-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --abu-shadow-md: 0 8px 30px rgba(0, 0, 0, 0.08);
    --abu-radius: 12px;
}

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

body {
    font-family: 'Nunito Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 16px;
    font-weight: 400;
    color: var(--abu-text);
    background-color: var(--abu-bg);
}

/* ===== Navigation ===== */

.abu-nav {
    background: var(--abu-white);
    border-bottom: 1px solid var(--abu-border);
    padding: 16px 0;
}

.abu-nav-inner {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.abu-nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.abu-nav-brand img {
    width: 36px;
    height: 36px;
}

.abu-nav-brand span {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--abu-text);
}

.abu-nav-links {
    display: flex;
    align-items: center;
    gap: 24px;
    list-style: none;
}

.abu-nav-links a {
    text-decoration: none;
    color: var(--abu-text-light);
    font-size: 0.9rem;
    font-weight: 600;
    transition: color 0.2s;
}

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

/* ===== Hero ===== */

.abu-hero {
    background: linear-gradient(160deg, #0f766e 0%, #0e7490 50%, #0369a1 100%);
    padding: 80px 0 0 0;
    position: relative;
    overflow: hidden;
}

.abu-hero-inner {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.abu-hero-content {
    padding: 60px 0;
}

.abu-hero-content h1 {
    font-size: 3rem;
    font-weight: 800;
    color: #fff;
    line-height: 1.15;
    margin-bottom: 18px;
}

.abu-hero-content p {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.7;
    margin-bottom: 28px;
    max-width: 480px;
}

.abu-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
}

.abu-hero-visual {
    text-align: center;
}

.abu-hero-visual img {
    width: 85%;
    max-width: 480px;
    margin-top: 60px;
}

/* ===== Buttons ===== */

.abu-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 36px;
    border-radius: 8px;
    font-size: 1.05rem;
    font-weight: 700;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: transform 0.15s, box-shadow 0.2s;
}

.abu-cta:hover {
    transform: translateY(-1px);
}

.abu-cta-primary {
    background: #fff;
    color: var(--abu-teal-dark);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.abu-cta-primary:hover {
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}

.abu-cta-secondary {
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.abu-cta-secondary:hover {
    background: rgba(255, 255, 255, 0.25);
}

.abu-cta-teal {
    background: var(--abu-teal);
    color: #fff;
    box-shadow: 0 8px 24px rgba(13, 148, 136, 0.3);
}

.abu-cta-teal:hover {
    background: var(--abu-teal-dark);
    box-shadow: 0 12px 32px rgba(13, 148, 136, 0.4);
}

.abu-cta-chrome {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--abu-white);
    border: 1px solid var(--abu-border);
    border-radius: 8px;
    padding: 10px 18px;
    font-size: 0.95rem;
    color: var(--abu-text);
    text-decoration: none;
    box-shadow: var(--abu-shadow-sm);
    transition: box-shadow 0.2s;
}

.abu-cta-chrome:hover {
    box-shadow: var(--abu-shadow-md);
}

.abu-cta-chrome img {
    height: 28px;
    width: auto;
}

/* ===== Section Title ===== */

.abu-section-title {
    text-align: center;
    padding: 64px 24px;
    max-width: 700px;
    margin: 0 auto;
}

.abu-section-title h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--abu-text);
    margin-bottom: 12px;
}

.abu-section-title p {
    font-size: 1.05rem;
    color: var(--abu-text-light);
    font-weight: 600;
}

/* ===== Features Grid ===== */

.abu-features {
    background: linear-gradient(160deg, #0f766e 0%, #0e7490 50%, #0369a1 100%);
    padding: 64px 0;
}

.abu-features-inner {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
}

.abu-features-header {
    margin-bottom: 40px;
}

.abu-features-header h2 {
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 8px;
}

.abu-features-header p {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.75);
}

.abu-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.abu-feature-card {
    background: var(--abu-white);
    border-radius: var(--abu-radius);
    padding: 28px;
    box-shadow: var(--abu-shadow-sm);
}

.abu-feature-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--abu-text);
    margin-bottom: 8px;
}

.abu-feature-card p {
    font-size: 0.92rem;
    color: var(--abu-text-light);
    line-height: 1.6;
}

/* ===== Ad Block Showcase ===== */

.abu-showcase {
    padding: 64px 0;
    background: var(--abu-bg);
}

.abu-showcase-inner {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.abu-showcase-content h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--abu-text);
    margin-bottom: 14px;
}

.abu-showcase-content p {
    font-size: 1rem;
    color: var(--abu-text-light);
    line-height: 1.7;
}

.abu-showcase-visual {
    text-align: center;
}

.abu-showcase-visual img {
    width: 50%;
    max-width: 300px;
}

/* ===== Footer CTA ===== */

.abu-footer-cta {
    text-align: center;
    padding: 64px 24px;
    background: var(--abu-white);
}

.abu-footer-cta h2 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--abu-text);
    margin-bottom: 12px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.abu-footer-cta p {
    font-size: 1.1rem;
    color: var(--abu-text-light);
    max-width: 600px;
    margin: 0 auto 28px;
}

.abu-footer-cta-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}

/* ===== Footer ===== */

.abu-footer {
    background: var(--abu-white);
    border-top: 1px solid var(--abu-border);
    padding: 28px 0;
}

.abu-footer-inner {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

.abu-footer-links {
    list-style: none;
    display: flex;
    gap: 20px;
}

.abu-footer-links a {
    text-decoration: none;
    color: var(--abu-text-light);
    font-size: 0.88rem;
    font-weight: 600;
    transition: color 0.2s;
}

.abu-footer-links a:hover {
    color: var(--abu-teal);
}

.abu-footer-copy {
    font-size: 0.85rem;
    color: var(--abu-text-light);
}

.abu-footer-social {
    list-style: none;
    display: flex;
    gap: 14px;
}

.abu-footer-social img {
    width: 32px;
    height: 32px;
}

/* ===== Spacers ===== */

.abu-spacer {
    height: 48px;
}

.abu-spacer-sm {
    height: 24px;
}

/* ===== Responsive ===== */

@media only screen and (max-width: 768px) {
    .abu-hero-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .abu-hero-content h1 {
        font-size: 2.2rem;
    }

    .abu-hero-content p {
        margin-left: auto;
        margin-right: auto;
    }

    .abu-hero-actions {
        justify-content: center;
    }

    .abu-hero-visual img {
        margin-top: 20px;
        width: 70%;
    }

    .abu-section-title {
        padding: 40px 16px;
    }

    .abu-section-title h2 {
        font-size: 1.6rem;
    }

    .abu-features {
        padding: 40px 16px;
    }

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

    .abu-showcase-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .abu-showcase-content {
        text-align: center;
    }

    .abu-footer-cta h2 {
        font-size: 1.8rem;
    }

    .abu-footer-cta-actions {
        flex-direction: column;
        align-items: center;
    }

    .abu-cta {
        width: 100%;
        justify-content: center;
    }

    .abu-cta-chrome {
        width: 100%;
        justify-content: center;
    }

    .abu-footer-inner {
        flex-direction: column;
        text-align: center;
    }

    .abu-footer-links {
        flex-direction: column;
        gap: 10px;
    }

    .abu-footer-social {
        justify-content: center;
    }

    .abu-nav-links {
        display: none;
    }
}