@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
    --bg: #05080a;
    --panel: rgba(14, 20, 22, 0.55);
    --panel-border: rgba(57, 255, 136, 0.18);
    --ink: #eaf6f1;
    --muted: #b7c9c3;
    --accent: #39ff88;
    --accent-dim: #24a35c;
    --cyan: #4dd8ff;
}

* { box-sizing: border-box; }

body, html {
    margin: 0; padding: 0;
    font-family: 'Space Grotesk', sans-serif;
    color: var(--ink);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    line-height: 1.5;
    overflow-x: hidden;
    min-height: 100vh;
}

a { text-decoration: none; color: inherit; }

/* ---- Background layers ---- */

#matrixCanvas {
    position: fixed;
    inset: 0;
    width: 100vw;
    height: 100vh;
    z-index: 0;
    pointer-events: none;
    display: block;
}

.grid-overlay {
    position: fixed;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(57, 255, 136, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(57, 255, 136, 0.05) 1px, transparent 1px);
    background-size: 42px 42px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 20%, #000 40%, transparent 90%);
}

.vignette {
    position: fixed;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background: radial-gradient(ellipse 90% 70% at 50% 0%, transparent 0%, rgba(5, 8, 10, 0.55) 70%, rgba(5, 8, 10, 0.92) 100%);
}

/* ---- Nav ---- */

nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 50;
    display: flex; justify-content: space-between; align-items: center;
    padding: 18px 5vw;
    background: rgba(5, 8, 10, 0.45);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(57, 255, 136, 0.12);
}

.wordmark {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: var(--ink);
    display: flex;
    align-items: center;
    gap: 2px;
}
.wordmark .bracket { color: var(--accent-dim); }
.wordmark .name { color: var(--ink); }
.wordmark .cursor {
    display: inline-block;
    width: 8px;
    height: 1.1em;
    margin-left: 4px;
    background: var(--accent);
    animation: blink 1.1s steps(1) infinite;
    vertical-align: middle;
}
@keyframes blink { 50% { opacity: 0; } }

.nav-link {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--bg);
    background: var(--accent);
    padding: 10px 20px;
    border-radius: 4px;
    border: 1px solid var(--accent);
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
    white-space: nowrap;
}
.nav-link:hover,
.nav-link:focus-visible {
    background: transparent;
    color: var(--accent);
    box-shadow: 0 0 22px rgba(57, 255, 136, 0.35);
    transform: translateY(-1px);
    outline: none;
}

@media (max-width: 650px) {
    nav { padding: 14px 5vw; }
    .wordmark { font-size: 1rem; }
    .nav-link { padding: 9px 14px; font-size: 0.78rem; }
}

/* ---- Hero ---- */

.hero {
    position: relative;
    z-index: 2;
    padding: 14vh 6vw 8vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    max-width: 1200px;
    margin: 0 auto;
}

.eyebrow {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 22px;
    opacity: 0.9;
}

.hero h1 {
    font-size: clamp(2rem, 6vw, 5rem);
    font-weight: 700;
    line-height: 1.08;
    letter-spacing: -0.01em;
    margin: 0 0 26px 0;
    color: var(--ink);
    text-transform: uppercase;
}

.hero h1 .line-accent {
    color: var(--accent);
    text-shadow: 0 0 30px rgba(57, 255, 136, 0.25);
}

.hero-sub {
    max-width: 680px;
    color: var(--muted);
    font-size: clamp(1rem, 1.6vw, 1.15rem);
    line-height: 1.65;
    margin: 0;
}

@media (max-width: 600px) {
    .hero { padding: 12vh 6vw 6vh; }
}

/* ---- Cards ---- */

.cards-section {
    position: relative;
    z-index: 2;
    padding: 4vh 6vw 8vh;
    max-width: 1200px;
    margin: 0 auto;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.card {
    background: var(--panel);
    border: 1px solid var(--panel-border);
    border-radius: 10px;
    padding: 38px 35px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}

.card:hover {
    transform: translateY(-6px);
    border-color: rgba(57, 255, 136, 0.45);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.4), 0 0 24px rgba(57, 255, 136, 0.08);
}

.card .tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    color: var(--accent);
    letter-spacing: 0.08em;
    margin-bottom: 14px;
    display: block;
}

.card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0 0 12px 0;
    color: var(--ink);
}

.card p {
    color: var(--muted);
    font-size: 0.98rem;
    line-height: 1.6;
    margin: 0;
}

@media (max-width: 600px) {
    .card { padding: 30px 24px; }
}

/* ---- Signal Line ---- */

.signal-line {
    position: relative;
    z-index: 2;
    padding: 10vh 6vw 14vh;
    text-align: center;
}

.signal-inner {
    max-width: 700px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.signal-status {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.82rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--accent);
    margin: 0 0 22px 0;
}

.signal-status::before {
    content: "● ";
    color: var(--accent);
}

.signal-cta {
    display: inline-block;
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    font-size: clamp(1rem, 2vw, 1.3rem);
    color: var(--bg);
    background: var(--accent);
    padding: 20px 46px;
    border-radius: 6px;
    border: 1px solid var(--accent);
    letter-spacing: 0.02em;
    text-transform: none;
    box-shadow: 0 0 40px rgba(57, 255, 136, 0.28);
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
    margin: 0 0 22px 0;
}

.signal-cta:hover,
.signal-cta:focus-visible {
    background: transparent;
    color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 0 55px rgba(57, 255, 136, 0.45);
    outline: none;
}

.signal-sub {
    color: var(--muted);
    font-size: 0.9rem;
    letter-spacing: 0.02em;
    margin: 0;
}

@media (max-width: 600px) {
    .signal-line { padding: 8vh 6vw 10vh; }
    .signal-cta { padding: 18px 30px; width: 100%; }
}

/* ---- Footer ---- */
/* Footer markup itself is injected via SSI and shouldn't be edited per-domain -
   visibility and spacing over the fixed canvas background live here instead. */

footer {
    position: relative;
    z-index: 2;
    background: var(--bg);
    border-top: 1px solid rgba(57, 255, 136, 0.12);
    padding: 24px 6vw 40px;
    text-align: center;
    color: var(--muted);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem;
    letter-spacing: 0.04em;
}

footer div {
    margin: 4px 0;
}

@media (prefers-reduced-motion: reduce) {
    .wordmark .cursor { animation: none; opacity: 1; }
    .card { transition: none; }
    .nav-link, .signal-cta { transition: none; }
}