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

:root {
    --bg-0: #050b14;
    --bg-1: #0a1a2f;
    --bg-2: #0f2740;
    --blue: #5b9dff;
    --blue-soft: #3d6fb0;
    --green: #34d399;
    --green-soft: #1f9d73;
    --text: #eaf1f8;
    --muted: #a3b4c9;
    --card-bg: rgba(14, 34, 56, 0.55);
    --card-border: rgba(112, 186, 224, 0.16);
}

* { box-sizing: border-box; }

body, html {
    margin: 0; padding: 0;
    font-family: 'Inter', sans-serif;
    color: var(--text);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
    background: var(--bg-0);
}

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

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

.bg-gradient {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    z-index: 0;
    background:
        radial-gradient(ellipse 80% 60% at 20% 0%, rgba(52, 211, 153, 0.10), transparent 60%),
        radial-gradient(ellipse 70% 60% at 85% 15%, rgba(91, 157, 255, 0.14), transparent 60%),
        linear-gradient(180deg, var(--bg-0) 0%, var(--bg-1) 45%, var(--bg-2) 100%);
}

#bg-canvas {
    position: fixed; top: 0; left: 0;
    z-index: 1;
    width: 100%; height: 100%;
    display: block;
    pointer-events: none;
}

/* ---- Content wrapper ---- */

main, nav, footer {
    position: relative;
    z-index: 10;
}

/* Major content sections always stay above any fixed backdrop / canvas layer. */
.hero,
.cards-section,
.cta,
.signal-line {
    position: relative;
    z-index: 2;
}

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

nav {
    position: fixed; top: 0; left: 0; right: 0;
    z-index: 100;
    display: flex; justify-content: space-between; align-items: center;
    padding: 18px 6vw;
    background: rgba(5, 11, 20, 0.55);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(112, 186, 224, 0.12);
}

.logo {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.15rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--text);
    display: inline-flex;
    align-items: center;
    gap: 2px;
}

.logo .lg-log { color: var(--blue); }
.logo .lg-memory { color: var(--green); }

.logo::after {
    content: '';
    display: inline-block;
    width: 9px;
    height: 1.1em;
    margin-left: 6px;
    background: var(--green);
    animation: blink 1.1s steps(1) infinite;
}

@keyframes blink {
    0%, 49% { opacity: 1; }
    50%, 100% { opacity: 0; }
}

.nav-link {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    padding: 10px 22px;
    border-radius: 999px;
    background: linear-gradient(120deg, var(--blue), var(--green));
    color: #03110c;
    border: 1px solid transparent;
    transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
    display: inline-block;
    white-space: nowrap;
}

.nav-link:hover,
.nav-link:focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 8px 26px rgba(52, 211, 153, 0.35);
    filter: brightness(1.06);
}

.nav-link:focus-visible {
    outline: 2px solid var(--green);
    outline-offset: 3px;
}

@media (max-width: 650px) {
    nav { padding: 14px 5vw; }
    .logo { font-size: 1rem; }
    .nav-link { padding: 8px 16px; font-size: 0.82rem; }
}

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

.hero {
    padding: 14vh 6vw 8vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.hero-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem;
    letter-spacing: 0.12em;
    color: var(--green);
    text-transform: uppercase;
    background: rgba(52, 211, 153, 0.08);
    border: 1px solid rgba(52, 211, 153, 0.25);
    padding: 6px 14px;
    border-radius: 999px;
    margin-bottom: 28px;
}

.brand-h1 {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: clamp(2rem, 6vw, 5rem);
    line-height: 1.08;
    letter-spacing: -0.01em;
    margin: 0;
}

.brand-h1 span { display: block; }

.brand-h1 .h-primary {
    background: linear-gradient(100deg, var(--blue) 10%, var(--green) 90%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.brand-h1 .h-secondary {
    color: var(--muted);
    font-weight: 500;
}

.hero-tagline {
    margin: 26px 0 0;
    max-width: 680px;
    font-size: clamp(1.05rem, 1.6vw, 1.25rem);
    color: var(--muted);
}

@media (max-width: 480px) {
    .hero { padding: 12vh 5vw 6vh; }
    .hero-tag { font-size: 0.7rem; padding: 5px 12px; }
    .hero-tagline { font-size: 1rem; }
}

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

.cards-section {
    padding: 6vh 6vw 10vh;
    max-width: 1200px;
    margin: 0 auto;
}

.cards-eyebrow {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    color: var(--blue);
    text-align: center;
    margin: 0 0 40px;
    opacity: 0.85;
}

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

.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 38px 35px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.card:hover {
    transform: translateY(-8px);
    border-color: rgba(52, 211, 153, 0.4);
    box-shadow: 0 18px 40px rgba(5, 20, 35, 0.45);
}

.card-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--green);
    letter-spacing: 0.08em;
    display: block;
    margin-bottom: 16px;
    opacity: 0.85;
}

.card h3 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0 0 12px;
    color: var(--text);
}

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

@media (max-width: 480px) {
    .cards-section { padding: 5vh 5vw 8vh; }
    .card { padding: 30px 26px; }
}

/* ---- CTA ---- */

.cta {
    padding: 10vh 6vw 14vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 22px;
}

.signal-status {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    letter-spacing: 0.14em;
    color: var(--green);
    display: inline-flex;
    align-items: center;
    gap: 9px;
    background: rgba(52, 211, 153, 0.08);
    border: 1px solid rgba(52, 211, 153, 0.3);
    padding: 8px 18px;
    border-radius: 999px;
    margin: 0;
}

.signal-status::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--green);
    box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.6);
    animation: pulse-dot 1.8s ease-out infinite;
}

@keyframes pulse-dot {
    0% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.55); }
    70% { box-shadow: 0 0 0 10px rgba(52, 211, 153, 0); }
    100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); }
}

.signal-cta {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: clamp(1.05rem, 2vw, 1.4rem);
    padding: 18px 44px;
    border-radius: 999px;
    background: linear-gradient(120deg, var(--blue), var(--green));
    color: #03110c;
    display: inline-block;
    transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

.signal-cta:hover,
.signal-cta:focus-visible {
    transform: translateY(-3px);
    box-shadow: 0 14px 36px rgba(91, 157, 255, 0.35);
    filter: brightness(1.06);
}

.signal-cta:focus-visible {
    outline: 2px solid var(--green);
    outline-offset: 4px;
}

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

@media (max-width: 480px) {
    .cta { padding: 8vh 5vw 10vh; gap: 18px; }
    .signal-cta { padding: 16px 30px; width: 100%; }
    .signal-status { font-size: 0.75rem; }
}

/* ---- Footer ---- */
/* Footer markup itself is injected via SSI and shouldn't be edited per-domain -
   styling lives here to keep it legible over the fixed backdrop / canvas layer. */

footer {
    text-align: center;
    padding: 26px 6vw 40px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem;
    color: var(--muted);
    background: rgba(5, 11, 20, 0.55);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-top: 1px solid rgba(112, 186, 224, 0.12);
}

footer div {
    margin: 4px 0;
}

/* ---- Reduced motion ---- */

@media (prefers-reduced-motion: reduce) {
    .logo::after { animation: none; opacity: 1; }
    .signal-status::before { animation: none; box-shadow: none; }
    * { transition-duration: 0.001ms !important; }
}