/* ==========================================================================
   EMUspace — website styles
   Palette mirrors the app (60/30/10): indigo base, lavender secondary, mint accent
   ========================================================================== */

:root {
    --indigo:          #17152A; /* 60% base background (darkened for contrast) */
    --indigo-deep:     #100E1E; /* darker section */
    --indigo-raised:   #211E38; /* raised surface */
    --lavender:        #A98CE6; /* 30% secondary */
    --lavender-deep:   #8E6FD6;
    --mint:            #6BE6A0; /* 10% accent / primary action */
    --mint-deep:       #47C784;

    --text:            #EDEAF7;
    --text-dim:        #B7B0D0;
    --text-faint:      #837CA0;

    --border:          rgba(169, 140, 230, 0.18);
    --border-strong:   rgba(169, 140, 230, 0.35);

    --radius:          20px;
    --radius-sm:       12px;
    --maxw:            1120px;

    --shadow:          0 20px 60px rgba(0, 0, 0, 0.45);
    --glow-mint:       0 0 40px rgba(107, 230, 160, 0.35);
    --glow-lavender:   0 0 50px rgba(169, 140, 230, 0.30);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI",
                 Roboto, Helvetica, Arial, sans-serif;
    color: var(--text);
    background: var(--indigo);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* Cosmic background — layered radial nebulae over deep indigo */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -2;
    background:
        radial-gradient(900px 600px at 12% -5%,  rgba(142, 111, 214, 0.28), transparent 60%),
        radial-gradient(800px 700px at 100% 0%,  rgba(107, 230, 160, 0.14), transparent 55%),
        radial-gradient(700px 700px at 85% 100%, rgba(169, 140, 230, 0.16), transparent 60%),
        var(--indigo);
}

/* faint starfield */
body::after {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -1;
    background-image:
        radial-gradient(1px 1px at 20% 30%,  rgba(255,255,255,0.7), transparent),
        radial-gradient(1px 1px at 70% 60%,  rgba(255,255,255,0.5), transparent),
        radial-gradient(1px 1px at 40% 80%,  rgba(255,255,255,0.6), transparent),
        radial-gradient(1px 1px at 85% 25%,  rgba(255,255,255,0.5), transparent),
        radial-gradient(1px 1px at 55% 15%,  rgba(255,255,255,0.4), transparent),
        radial-gradient(1px 1px at 10% 70%,  rgba(255,255,255,0.5), transparent),
        radial-gradient(1px 1px at 92% 82%,  rgba(255,255,255,0.5), transparent);
    background-repeat: no-repeat;
    opacity: 0.6;
    pointer-events: none;
}

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

.container {
    width: 100%;
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 0 24px;
}

/* --------------------------------------------------------------------------
   Header / nav
   -------------------------------------------------------------------------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: saturate(160%) blur(18px);
    -webkit-backdrop-filter: saturate(160%) blur(18px);
    background: rgba(27, 25, 48, 0.72);
    border-bottom: 1px solid var(--border);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 1.15rem;
    letter-spacing: 0.2px;
}

.brand img {
    width: 36px;
    height: 36px;
    border-radius: 9px;
    box-shadow: var(--glow-lavender);
}

.brand span b { color: var(--mint); }

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
}

.nav-links a {
    display: inline-block;
    padding: 8px 14px;
    border-radius: 10px;
    font-size: 0.95rem;
    color: var(--text-dim);
    transition: color 0.2s, background 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text);
    background: rgba(169, 140, 230, 0.12);
}

.nav-links a.cta {
    color: var(--indigo-deep);
    background: var(--mint);
    font-weight: 600;
    box-shadow: var(--glow-mint);
}
.nav-links a.cta:hover { background: var(--mint-deep); }

/* mobile nav toggle */
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span {
    display: block; width: 24px; height: 2px; margin: 5px 0;
    background: var(--text); border-radius: 2px; transition: 0.25s;
}

@media (max-width: 760px) {
    .nav-toggle { display: block; }
    .nav-links {
        position: absolute;
        top: 68px; left: 0; right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        padding: 12px 24px 20px;
        background: rgba(27, 25, 48, 0.96);
        border-bottom: 1px solid var(--border);
        transform: translateY(-140%);
        transition: transform 0.3s ease;
    }
    .nav-links.open { transform: translateY(0); }
    .nav-links a { padding: 12px 14px; }
    .nav-links a.cta { text-align: center; margin-top: 6px; }
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.hero {
    padding: 96px 0 80px;
    text-align: center;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    border-radius: 999px;
    border: 1px solid var(--border-strong);
    background: rgba(169, 140, 230, 0.10);
    color: var(--lavender);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 26px;
}
.badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--mint); box-shadow: var(--glow-mint); }

.hero h1 {
    font-size: clamp(2.4rem, 6vw, 4.2rem);
    line-height: 1.05;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 22px;
}
.hero h1 .grad {
    background: linear-gradient(100deg, var(--lavender), var(--mint));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p.lead {
    font-size: clamp(1.05rem, 2.2vw, 1.3rem);
    color: var(--text-dim);
    max-width: 640px;
    margin: 0 auto 38px;
}

.cta-row {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 28px;
    border-radius: 14px;
    font-weight: 600;
    font-size: 1rem;
    border: 1px solid transparent;
    transition: transform 0.15s, box-shadow 0.2s, background 0.2s;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary {
    background: var(--mint);
    color: var(--indigo-deep);
    box-shadow: var(--glow-mint);
}
.btn-primary:hover { background: var(--mint-deep); }

.btn-ghost {
    background: rgba(169, 140, 230, 0.10);
    border-color: var(--border-strong);
    color: var(--text);
}
.btn-ghost:hover { background: rgba(169, 140, 230, 0.18); }

/* device mockups strip */
.hero-shots {
    margin-top: 66px;
    display: flex;
    justify-content: center;
    gap: 22px;
    flex-wrap: wrap;
}
.shot {
    width: 204px;
    border-radius: 32px;
    padding: 3px;
    background: linear-gradient(to bottom, #0c0b16, #211E38 55%, #4a4470);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.22),
        inset 0 -1px 2px rgba(0, 0, 0, 0.6),
        0 24px 60px rgba(0, 0, 0, 0.6);
    position: relative;
    transition: transform 0.25s, box-shadow 0.25s;
}
/* glowing accent ring around the bezel */
.shot::after {
    content: "";
    position: absolute;
    inset: -2px;
    border-radius: 34px;
    padding: 2px;
    background: linear-gradient(to bottom, transparent, rgba(107,230,160,0.35) 45%, var(--lavender));
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    mask-composite: exclude;
    opacity: 0.55;
    pointer-events: none;
    transition: opacity 0.25s;
}
.shot img { display: block; width: 100%; height: auto; border-radius: 29px; }
.shot:hover { transform: translateY(-6px); }
.shot:hover::after { opacity: 0.9; }
.shot:nth-child(2) {
    transform: translateY(-18px) scale(1.06);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.25),
        var(--glow-lavender),
        0 28px 70px rgba(0, 0, 0, 0.65);
}
.shot:nth-child(2)::after { opacity: 0.85; }
.shot:nth-child(2):hover { transform: translateY(-24px) scale(1.06); }

/* --------------------------------------------------------------------------
   Sections
   -------------------------------------------------------------------------- */
.section { padding: 80px 0; }

.section-head { text-align: center; max-width: 620px; margin: 0 auto 54px; }
.section-head .eyebrow {
    color: var(--mint);
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 12px;
}
.section-head h2 {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: 14px;
}
.section-head p { color: var(--text-dim); font-size: 1.05rem; }

/* feature grid */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.card {
    background: linear-gradient(165deg, rgba(48,44,78,0.85), rgba(38,35,63,0.75));
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
    transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
}
.card:hover {
    transform: translateY(-4px);
    border-color: var(--border-strong);
    box-shadow: var(--shadow);
}
.card .icon {
    width: 48px; height: 48px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 12px;
    background: rgba(107, 230, 160, 0.12);
    font-size: 1.5rem;
    margin-bottom: 18px;
}
.card h3 { font-size: 1.2rem; margin-bottom: 10px; }
.card p { color: var(--text-dim); font-size: 0.97rem; }

/* systems row */
.systems {
    display: flex;
    justify-content: center;
    gap: 18px;
    flex-wrap: wrap;
}
.chip {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 26px;
    border-radius: 999px;
    border: 1px solid var(--border-strong);
    background: rgba(169, 140, 230, 0.08);
    font-weight: 600;
}
.chip b { color: var(--mint); }

/* CTA banner */
.cta-banner {
    text-align: center;
    background: linear-gradient(135deg, rgba(142,111,214,0.25), rgba(107,230,160,0.12));
    border: 1px solid var(--border-strong);
    border-radius: 28px;
    padding: 64px 32px;
}
.cta-banner h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 800; margin-bottom: 16px; }
.cta-banner p { color: var(--text-dim); margin-bottom: 30px; }

/* --------------------------------------------------------------------------
   Legal / document pages
   -------------------------------------------------------------------------- */
.doc {
    max-width: 800px;
    margin: 0 auto;
    padding: 70px 0 90px;
}
.doc h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: 8px;
}
.doc .updated { color: var(--text-faint); font-size: 0.9rem; margin-bottom: 40px; }
.doc h2 {
    font-size: 1.4rem;
    margin: 38px 0 12px;
    color: var(--text);
}
.doc h3 { font-size: 1.1rem; margin: 24px 0 8px; color: var(--lavender); }
.doc p, .doc li { color: var(--text-dim); margin-bottom: 12px; }
.doc ul, .doc ol { padding-left: 24px; margin-bottom: 12px; }
.doc a { color: var(--mint); text-decoration: underline; text-underline-offset: 3px; }
.doc strong { color: var(--text); }

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
    border-top: 1px solid var(--border);
    background: rgba(27, 25, 48, 0.6);
    padding: 48px 0 40px;
    margin-top: 40px;
}
.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}
.footer-brand { display: flex; align-items: center; gap: 12px; font-weight: 700; }
.footer-brand img { width: 30px; height: 30px; border-radius: 8px; }
.footer-links { display: flex; gap: 22px; flex-wrap: wrap; }
.footer-links a { color: var(--text-dim); font-size: 0.95rem; transition: color 0.2s; }
.footer-links a:hover { color: var(--mint); }
.footer-copy { color: var(--text-faint); font-size: 0.88rem; margin-top: 22px; }

/* reveal-on-scroll */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; transition: none; }
    html { scroll-behavior: auto; }
}