:root {
    --ec-bg: #071018;
    --ec-surface: #0d1822;
    --ec-surface-alt: #111f2b;
    --ec-border: #243746;
    --ec-text: #eef5f8;
    --ec-muted: #9eb0bd;
    --ec-accent: #50d8c8;
    --ec-accent-soft: rgba(80, 216, 200, 0.12);
    --ec-success: #62d394;
    --ec-warning: #f1c75b;
    --ec-danger: #ef7a7a;
    --ec-max-width: 1180px;
    --ec-radius: 12px;
    --ec-shadow: 0 18px 50px rgba(0, 0, 0, 0.22);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background:
        radial-gradient(circle at top right, rgba(80, 216, 200, 0.08), transparent 30rem),
        var(--ec-bg);
    color: var(--ec-text);
    font-family:
        Inter,
        "Segoe UI",
        Arial,
        sans-serif;
    line-height: 1.6;
}

a {
    color: var(--ec-accent);
    text-decoration: none;
}

a:hover,
a:focus-visible {
    text-decoration: underline;
}

img {
    max-width: 100%;
}

.ec-shell {
    width: min(calc(100% - 2rem), var(--ec-max-width));
    margin-inline: auto;
}

.ec-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(7, 16, 24, 0.94);
    border-bottom: 1px solid var(--ec-border);
    backdrop-filter: blur(14px);
}

.ec-nav {
    min-height: 68px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
}

.ec-brand {
    color: var(--ec-text);
    font-weight: 750;
    letter-spacing: 0.02em;
}

.ec-nav-links {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
}

.ec-nav-links a {
    color: var(--ec-muted);
}

.ec-nav-links a:hover,
.ec-nav-links a[aria-current="page"] {
    color: var(--ec-text);
}

.ec-hero {
    padding: 6rem 0 4rem;
}

.ec-eyebrow {
    color: var(--ec-accent);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.ec-hero h1 {
    max-width: 850px;
    margin: 0.5rem 0 1rem;
    font-size: clamp(2.4rem, 6vw, 5rem);
    line-height: 1.04;
    letter-spacing: -0.045em;
}

.ec-lead {
    max-width: 780px;
    color: var(--ec-muted);
    font-size: 1.16rem;
}

.ec-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 2rem;
}

.ec-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0.7rem 1rem;
    border: 1px solid var(--ec-accent);
    border-radius: 8px;
    background: var(--ec-accent);
    color: #04110f;
    font-weight: 700;
    cursor: pointer;
}

.ec-button:hover {
    text-decoration: none;
    filter: brightness(1.07);
}

.ec-button-secondary {
    background: transparent;
    color: var(--ec-accent);
}

.ec-section {
    padding: 2rem 0 4rem;
}

.ec-section h2 {
    margin-top: 0;
    font-size: clamp(1.6rem, 4vw, 2.4rem);
}

.ec-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}

.ec-card {
    min-width: 0;
    padding: 1.35rem;
    border: 1px solid var(--ec-border);
    border-radius: var(--ec-radius);
    background: linear-gradient(
        145deg,
        var(--ec-surface),
        var(--ec-surface-alt)
    );
    box-shadow: var(--ec-shadow);
}

.ec-card h3 {
    margin-top: 0;
}

.ec-card p {
    color: var(--ec-muted);
}

.ec-status {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.32rem 0.65rem;
    border: 1px solid var(--ec-border);
    border-radius: 999px;
    background: var(--ec-accent-soft);
    color: var(--ec-accent);
    font-size: 0.82rem;
    font-weight: 700;
}

.ec-list {
    padding-left: 1.15rem;
}

.ec-list li + li {
    margin-top: 0.45rem;
}

.ec-data {
    overflow-x: auto;
    padding: 1rem;
    border: 1px solid var(--ec-border);
    border-radius: var(--ec-radius);
    background: #061018;
    color: #cfe6e2;
    font-family:
        "Cascadia Code",
        Consolas,
        monospace;
    font-size: 0.9rem;
}

.ec-footer {
    margin-top: 3rem;
    padding: 2rem 0;
    border-top: 1px solid var(--ec-border);
    color: var(--ec-muted);
}

.ec-hidden {
    display: none !important;
}

@media (max-width: 900px) {
    .ec-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .ec-nav {
        align-items: flex-start;
        flex-direction: column;
        padding: 1rem 0;
    }

    .ec-nav-links {
        flex-direction: column;
        align-items: flex-start;
    }

    .ec-hero {
        padding-top: 3.5rem;
    }

    .ec-grid {
        grid-template-columns: 1fr;
    }
}