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

:root {
    --bg: #ffffff;
    --text: #171717;
    --accent: #ef4444;
    --border: #e5e5e5;
    --muted: #737373;
}

body, html {
    margin: 0; padding: 0;
    background-color: var(--bg);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    overflow-x: hidden;
}

/* Reset Bootstrap interference */
main.flex-fill { display: block !important; padding: 0 !important; }

/* ── Canvas ─────────────────────────────────────────────────────── */

#canvas {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 0;
    opacity: 0.9;
}

/* ── Nav ────────────────────────────────────────────────────────── */

nav {
    padding: 20px 6%;
    display: flex; justify-content: space-between; align-items: center;
    position: relative; z-index: 100;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    gap: 15px;
}

.logo {
    font-weight: 900; font-size: clamp(1.1rem, 4vw, 1.5rem);
    letter-spacing: -1.5px; text-transform: uppercase;
    white-space: nowrap;
}

.logo span { color: var(--accent); }

.btn {
    text-decoration: none; color: white;
    font-size: clamp(0.65rem, 2.5vw, 0.75rem);
    font-weight: 700;
    padding: 10px 18px;
    background: var(--text);
    border-radius: 4px;
    text-transform: uppercase; letter-spacing: 1px;
    transition: 0.3s;
    white-space: nowrap;
    flex-shrink: 0;
}

.btn:hover { background: var(--accent); transform: skewX(-10deg); }

/* ── Hero ───────────────────────────────────────────────────────── */

.hero {
    padding: 60px 6% 70px;
    position: relative; z-index: 1;
    max-width: 800px;
}

.telemetry-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem; color: var(--accent);
    background: rgba(239, 68, 68, 0.1);
    padding: 4px 12px;
    margin-bottom: 20px; display: inline-block;
    font-weight: bold;
}

h1 {
    font-size: clamp(3.5rem, 10vw, 7rem);
    font-weight: 900; line-height: 0.85;
    margin: 0; letter-spacing: -5px;
    font-style: italic;
    text-transform: uppercase;
}

.hero-p {
    margin-top: 30px; font-size: 1.3rem;
    color: var(--muted); max-width: 500px;
    line-height: 1.4; font-weight: 400;
}

/* ── Bento Grid ─────────────────────────────────────────────────── */

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1px; background: var(--border);
    position: relative; z-index: 1;
    border-top: 1px solid var(--border);
}

.card {
    background: white;
    padding: 50px 45px;
    transition: 0.3s;
}

.card:hover { background: #fafafa; }

.rpm-id {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem; color: #d4d4d4;
    margin-bottom: 20px; display: block;
}

.card h3 {
    font-size: 1.8rem; font-weight: 900;
    margin: 0 0 12px; letter-spacing: -1px;
    text-transform: uppercase; font-style: italic;
}

.card p { color: var(--muted); line-height: 1.6; margin: 0; font-size: 1rem; }

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

/* ── Signal Line ────────────────────────────────────────────────── */

.signal-line {
    background: var(--text);
    padding: 60px 6%;
    text-align: center;
    position: relative; z-index: 1;
    border-top: 4px solid var(--accent);
}

.signal-inner {
    max-width: 600px; margin: 0 auto;
    position: relative; z-index: 2;
}

.signal-status {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem; color: var(--accent);
    letter-spacing: 2px; margin-bottom: 20px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.5; }
}

.signal-cta {
    display: inline-block;
    text-decoration: none; color: white;
    font-size: clamp(1.2rem, 4vw, 2rem);
    font-weight: 900; padding: 15px 40px;
    border: 2px solid white;
    transition: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    font-style: italic; text-transform: uppercase;
    letter-spacing: -1px;
}

.signal-cta:hover {
    background: white; color: var(--text);
    transform: skewX(-10deg) scale(1.05);
    box-shadow: 0 0 30px rgba(239, 68, 68, 0.4);
}

.signal-sub {
    margin-top: 25px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem; color: #737373;
    text-transform: uppercase; letter-spacing: 1px;
}