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

:root {
    --bg: #0a0a0f;
    --text: #f4f2ee;
    --muted: #b9b6c3;
    --border: rgba(255, 255, 255, 0.09);
    --coral: #ff8a65;
    --gold: #ffd166;
    --green: #6fd88f;
    --cyan: #4dd0e1;
    --violet: #8c9eff;
}

* { box-sizing: border-box; }

body, html {
    margin: 0; padding: 0;
    background-color: var(--bg);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    min-height: 100vh;
}

/* ---- Canvas ---- */
/* Fixed behind everything; content sections below carry their own
   z-index so they always render above it, including while scrolling. */

#ribbon-canvas {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 0;
    pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
    #ribbon-canvas { display: none; }
}

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

nav {
    display: flex; justify-content: space-between; align-items: center;
    padding: 20px 6%;
    position: sticky; top: 0; z-index: 100;
    background: rgba(10, 10, 15, 0.65);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.logo {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.35rem; font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--text);
}

.logo span {
    background: linear-gradient(90deg, var(--coral), var(--gold), var(--green), var(--cyan), var(--violet));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.nav-link {
    font-family: 'Inter', sans-serif;
    font-weight: 600; font-size: 0.9rem;
    color: var(--bg);
    background: var(--text);
    padding: 10px 22px;
    border-radius: 100px;
    text-decoration: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    display: inline-block;
    white-space: nowrap;
}

.nav-link:hover,
.nav-link:focus-visible {
    background: var(--gold);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255, 209, 102, 0.25);
    outline: none;
}

@media (max-width: 650px) {
    nav { padding: 16px 5%; }
    .logo { font-size: 1.1rem; }
    .nav-link { padding: 8px 16px; font-size: 0.8rem; }
}

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

.hero {
    position: relative; z-index: 2;
    padding: 14vh 6vw 8vh;
    text-align: center;
    max-width: 1100px;
    margin: 0 auto;
}

.eyebrow {
    font-size: 0.8rem; font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: #8fd0c9;
    margin-bottom: 24px;
}

.hero h1 {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 600;
    font-size: clamp(2rem, 6vw, 5rem);
    line-height: 1.08;
    letter-spacing: -0.02em;
    color: #f9f8f6;
    margin: 0 0 28px;
}

.hero h1 em {
    font-style: normal;
    background: linear-gradient(90deg, var(--coral), var(--gold), var(--green), var(--cyan), var(--violet));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero p {
    font-size: clamp(1rem, 1.6vw, 1.2rem);
    line-height: 1.65;
    color: var(--muted);
    max-width: 680px;
    margin: 0 auto;
}

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

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

.cards-section {
    position: relative; z-index: 2;
    max-width: 1180px;
    margin: 4vh auto 10vh;
    padding: 0 6vw;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 38px 35px;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}

.card:hover {
    transform: translateY(-6px);
    border-color: rgba(255, 255, 255, 0.22);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
}

.card .mark {
    width: 34px; height: 4px; border-radius: 2px;
    margin-bottom: 20px;
}

.card:nth-child(1) .mark { background: linear-gradient(90deg, var(--coral), var(--gold)); }
.card:nth-child(2) .mark { background: linear-gradient(90deg, var(--gold), var(--green)); }
.card:nth-child(3) .mark { background: linear-gradient(90deg, var(--green), var(--cyan)); }
.card:nth-child(4) .mark { background: linear-gradient(90deg, var(--cyan), var(--violet)); }

.card h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.2rem; font-weight: 600;
    margin: 0 0 12px;
    color: var(--text);
}

.card p {
    font-size: 0.97rem; line-height: 1.6;
    color: #c5c2cf;
    margin: 0;
}

@media (max-width: 600px) {
    .cards-section { grid-template-columns: 1fr; margin: 3vh auto 8vh; }
    .card { padding: 30px 26px; }
}

/* ---- Signal Line (CTA) ---- */

.signal-line {
    position: relative; z-index: 2;
    padding: 8vh 6vw 14vh;
    text-align: center;
}

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

.signal-status {
    font-size: 0.78rem; font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--green);
    margin: 0 0 22px;
}

.signal-cta {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 600;
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--bg);
    background: linear-gradient(90deg, var(--coral), var(--gold), var(--green), var(--cyan), var(--violet));
    background-size: 200% 100%;
    padding: 18px 48px;
    border-radius: 100px;
    text-decoration: none;
    display: inline-block;
    transition: transform 0.25s ease, box-shadow 0.25s ease, background-position 0.5s ease;
    margin-bottom: 22px;
}

.signal-cta:hover,
.signal-cta:focus-visible {
    transform: translateY(-3px);
    background-position: 100% 0;
    box-shadow: 0 14px 40px rgba(140, 158, 255, 0.3);
    outline: none;
}

.signal-sub {
    font-size: 0.85rem;
    color: #a09dab;
    margin: 0;
}

@media (max-width: 600px) {
    .signal-line { padding: 6vh 6vw 10vh; }
    .signal-cta { padding: 16px 32px; width: 100%; }
}

/* ---- Footer ---- */
/* Footer markup itself is injected via SSI and shouldn't be edited per-domain -
   contrast and separation from the dark theme live here instead. */

footer {
    position: relative; z-index: 2;
    padding: 30px 20px 40px;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(244, 242, 238, 0.55);
    background: var(--bg);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

footer div { margin: 4px 0; }