:root {
    --color-primary: #0078c9;
    --color-primary-light: #00a8ff;
    --color-primary-dark: #1b4354;
    --color-dark: #111111;
    --color-light: #f6f6f6;
    --ui-loader-bg-start: #07101a;
    --ui-loader-bg-end: #0b2440;
    --ui-loader-glow: rgba(0, 168, 255, 0.5);
    --ui-contact-bg-start: #060e18;
    --ui-contact-bg-end: #0c1e3a;
    --ui-contact-border: rgba(0, 168, 255, 0.25);
    --ui-submit-shadow: rgba(0, 168, 255, 0.4);
    --ui-mascot-shadow: rgba(0, 168, 255, 0.45);
    --ui-nav-bg-start: #224a57;
    --ui-nav-bg-end: #00a8ff;
    --ui-btn-primary-hover-start: #22b5ff;
    --ui-btn-primary-hover-mid: #0a8ddb;
    --ui-btn-primary-hover-end: #24566c;
    --ui-btn-outline-hover-bg: rgba(0, 168, 255, 0.24);
}

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

h1,
h2,
h3 {
    letter-spacing: -0.3px;
}

body {
    font-family: "Inter", sans-serif;
    background: #ffffff;
    color: #111;
    overflow-x: hidden;
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.video-background {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
}

.video-background video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    z-index: -1;
}

.hero-gradient {
    position: fixed;
    inset: 0;
    background: radial-gradient(circle at center, rgba(0, 0, 0, 0) 40%, rgba(0, 0, 0, 0.7) 100%);
    z-index: -1;
}

.hero {
    min-height: calc(100vh - 80px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 3.2rem;
    font-weight: 900;
    color: #ffffff;
    max-width: 1100px;
    line-height: 1.15;
    margin-bottom: 24px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
}

.hero p {
    font-size: 1.1rem;
    font-weight: 700;
    color: #ffffff;
    max-width: 850px;
    margin-bottom: 48px;
    text-shadow: 0 2px 6px rgba(0, 0, 0, 0.55);
}

.about {
    min-height: calc(100vh - 80px);
    padding: 90px 40px;
    background: #ffffff;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.about h2 {
    font-size: 2.4rem;
    font-weight: 800;
    margin-bottom: 22px;
    color: #000000;
    max-width: 1000px;
}

.about .subtitle {
    font-size: 1.02rem;
    color: #1f1f1f;
    margin-bottom: 50px;
    max-width: 980px;
    line-height: 1.6;
    font-weight: 600;
}

.about-cards {
    display: flex;
    justify-content: center;
    gap: 28px;
    margin-bottom: 55px;
    flex-wrap: wrap;
}

.card {
    background: linear-gradient(to top, var(--color-primary-dark), var(--color-primary-light));
    padding: 38px 28px;
    border-radius: 16px;
    width: 260px;
    min-height: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    flex-direction: column;
    gap: 16px;
}

.card-icon {
    width: 70px;
    height: 70px;
    border-radius: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.card-icon i {
    font-size: 2rem;
    color: #ffffff;
}

.card h3 {
    color: #ffffff;
    font-size: 1.05rem;
    font-weight: 800;
    line-height: 1.4;
    text-align: center;
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.25);
}

.about-quote {
    font-size: 1.05rem;
    color: #1f1f1f;
    max-width: 860px;
    font-weight: 700;
    font-style: italic;
}

/* ================= INFORME EJEMPLO ================= */

.report-demo {
    min-height: calc(100vh - 80px);
    padding: 90px 40px;
    background: linear-gradient(160deg, #f4fbff, #eaf6ff);
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.report-demo h2 {
    font-size: 2.2rem;
    color: #08324f;
    margin-bottom: 14px;
    font-weight: 800;
}

.report-intro {
    max-width: 840px;
    color: #245070;
    font-weight: 600;
    margin-bottom: 42px;
    line-height: 1.6;
}

.report-grid {
    width: 100%;
    max-width: 1100px;
    display: grid;
    grid-template-columns: repeat(3, minmax(220px, 1fr));
    gap: 24px;
    margin-bottom: 35px;
}

.report-item {
    background: #ffffff;
    border: 1px solid rgba(0, 120, 201, 0.25);
    border-radius: 16px;
    padding: 26px 22px;
    text-align: left;
    box-shadow: 0 8px 24px rgba(15, 63, 95, 0.1);
}

.report-item h3 {
    color: #0a5c91;
    font-size: 1rem;
    margin-bottom: 10px;
    font-weight: 800;
}

.report-item p {
    color: #334f63;
    line-height: 1.55;
    font-size: 0.95rem;
}

.report-cta {
    margin-top: 4px;
}

@media (max-width: 900px) {
    .hero h1 {
        font-size: 2.1rem;
    }

    .hero p {
        font-size: 0.98rem;
    }

    .about {
        padding: 65px 20px;
    }

    .about h2 {
        font-size: 1.7rem;
    }

    .about .subtitle {
        font-size: 0.93rem;
    }

    .about-cards {
        flex-direction: column;
        gap: 18px;
    }

    .card {
        width: 100%;
        max-width: 320px;
        margin: 0 auto;
    }

    .report-demo {
        padding: 65px 20px;
    }

    .report-demo h2 {
        font-size: 1.7rem;
    }

    .report-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

}

@media (max-width: 640px) {
    .hero {
        min-height: auto;
        padding: 48px 16px 56px;
    }

    .hero h1 {
        font-size: 1.72rem;
        line-height: 1.2;
    }

    .hero p {
        font-size: 0.94rem;
        margin-bottom: 34px;
    }

    .about,
    .report-demo {
        min-height: auto;
        padding: 52px 14px;
    }

    .about h2,
    .report-demo h2 {
        font-size: 1.45rem;
    }

    .about .subtitle,
    .report-intro {
        font-size: 0.92rem;
        margin-bottom: 26px;
    }

    .card {
        width: 100%;
        max-width: 320px;
        padding: 24px 16px;
    }

    .report-item {
        padding: 20px 16px;
        border-radius: 12px;
    }
}

@media (max-width: 412px) {
    .hero {
        padding: 40px 12px 48px;
    }

    .hero h1 {
        font-size: 1.46rem;
    }

    .hero p {
        font-size: 0.89rem;
        margin-bottom: 24px;
    }

    .about,
    .report-demo {
        padding: 44px 12px;
    }

    .about h2,
    .report-demo h2 {
        font-size: 1.32rem;
    }

    .about .subtitle,
    .report-intro,
    .report-item p {
        font-size: 0.88rem;
    }

    .card {
        padding: 20px 14px;
        min-height: 120px;
    }

    .report-item {
        padding: 16px 12px;
    }
}