:root {
    font-family:
        Inter, system-ui, -apple-system, BlinkMacSystemFont,
        "Segoe UI", sans-serif;

    color: #16202a;
    background: #eef2f6;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
}

.hero {
    padding: 54px 24px;
    color: white;
    background:
        linear-gradient(135deg, #173f5f, #20639b);
}

.hero-content,
.page-layout {
    max-width: 1200px;
    margin: 0 auto;
}

.eyebrow,
.mode-label {
    margin: 0 0 7px;
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.eyebrow {
    opacity: 0.82;
}

h1 {
    margin: 0;
    font-size: clamp(2.2rem, 6vw, 4rem);
}

.subtitle {
    max-width: 760px;
    margin: 16px 0 0;
    font-size: 1.08rem;
    line-height: 1.65;
    opacity: 0.92;
}

.page-layout {
    padding: 30px 24px 50px;
}

.mode-section {
    margin-bottom: 34px;
    padding: 26px;
    border-radius: 16px;
    background: white;
    box-shadow: 0 8px 24px rgba(22, 32, 42, 0.08);
}

.section-heading {
    display: grid;
    grid-template-columns: minmax(260px, 0.75fr) minmax(300px, 1.25fr);
    gap: 28px;
    align-items: start;
    margin-bottom: 24px;
}

.section-heading h2 {
    margin: 0;
    font-size: clamp(1.55rem, 3vw, 2.2rem);
}

.section-heading > p {
    margin: 0;
    color: #536272;
    line-height: 1.65;
}

.mode-label {
    color: #20639b;
}

.card-grid {
    display: grid;
    grid-template-columns:
        repeat(auto-fit, minmax(230px, 1fr));
    gap: 18px;
}

.antenna-card,
.general-card {
    position: relative;
    display: block;
    min-height: 220px;
    padding: 22px;
    border: 1px solid #dbe3ea;
    border-radius: 14px;
    color: inherit;
    background: #f9fbfc;
    text-decoration: none;
}

.antenna-card h3,
.general-card h3 {
    margin: 30px 0 10px;
    font-size: 1.25rem;
}

.antenna-card p,
.general-card p {
    margin: 0;
    color: #5b6875;
    line-height: 1.55;
}

.antenna-card.active {
    border-color: #8cb8d8;
    background: white;
    box-shadow: 0 7px 18px rgba(32, 99, 155, 0.1);
    transition:
        transform 0.18s ease,
        box-shadow 0.18s ease;
}

.antenna-card.active:hover {
    transform: translateY(-3px);
    box-shadow: 0 11px 24px rgba(32, 99, 155, 0.16);
}

.pending {
    opacity: 0.76;
}

.status {
    position: absolute;
    top: 17px;
    right: 17px;
    padding: 5px 9px;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 800;
    text-transform: uppercase;
}

.available {
    color: #115a3c;
    background: #dcf4e8;
}

.future {
    color: #5c6670;
    background: #e9edf1;
}

.button-link {
    display: inline-block;
    margin-top: 22px;
    padding: 10px 14px;
    border-radius: 8px;
    color: white;
    background: #20639b;
    font-weight: 750;
}

.general-mode {
    border-left: 5px solid #20639b;
}

.general-card {
    min-height: auto;
}

.information {
    padding: 18px 20px;
    border-left: 5px solid #d9a514;
    border-radius: 10px;
    color: #55430e;
    background: #fff8db;
    line-height: 1.6;
}

footer {
    padding: 24px;
    color: #637181;
    text-align: center;
}

@media (max-width: 720px) {
    .hero {
        padding: 40px 20px;
    }

    .page-layout {
        padding: 20px 14px 36px;
    }

    .mode-section {
        padding: 20px;
    }

    .section-heading {
        grid-template-columns: 1fr;
        gap: 12px;
    }
}