/* =========================================================
   Stargrave – Startseite
   Datei: /public/css/index.css
   ========================================================= */

/* -------------------------
   GLOBAL: Space-Partikel über dem gesamten Main-Bereich
------------------------- */

.sgMain {
    position: relative;
    z-index: 1;
}

/* Nebel / Glow im Hintergrund */
.sgMain::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: -2;
    background:
        radial-gradient(900px 600px at 15% 0%, rgba(74, 242, 255, 0.16), transparent 65%),
        radial-gradient(900px 600px at 85% 10%, rgba(192, 140, 255, 0.22), transparent 70%),
        radial-gradient(700px 480px at 50% 100%, rgba(10, 20, 60, 0.85), transparent 70%);
    opacity: 0.95;
}

/* Starfield / Partikel-Layer – dichter + deutlich sichtbare Bewegung */
.sgMain::after {
    content: "";
    position: absolute;
    inset: -15% -8% -15% -8%; /* etwas größer, damit beim Driften nichts “wegclippt” */
    pointer-events: none;
    z-index: -1;

    /* Viele kleine Punkte in verschiedenen Helligkeiten/Größen */
    background-image:
        radial-gradient(2px 2px at 10% 20%, rgba(255, 255, 255, 0.95), transparent 60%),
        radial-gradient(2px 2px at 30% 80%, rgba(200, 230, 255, 0.9), transparent 60%),
        radial-gradient(2px 2px at 70% 15%, rgba(160, 210, 255, 0.9), transparent 60%),
        radial-gradient(1.5px 1.5px at 50% 50%, rgba(255, 255, 255, 0.85), transparent 60%),
        radial-gradient(1.5px 1.5px at 85% 65%, rgba(180, 220, 255, 0.8), transparent 60%),
        radial-gradient(1.5px 1.5px at 20% 60%, rgba(200, 240, 255, 0.8), transparent 60%),
        radial-gradient(1.2px 1.2px at 15% 40%, rgba(255, 255, 255, 0.7), transparent 60%),
        radial-gradient(1.2px 1.2px at 40% 15%, rgba(210, 230, 255, 0.75), transparent 60%),
        radial-gradient(1.2px 1.2px at 60% 75%, rgba(220, 240, 255, 0.75), transparent 60%),
        radial-gradient(1.2px 1.2px at 90% 30%, rgba(200, 230, 255, 0.7), transparent 60%);
    opacity: 0.9;

    will-change: transform;
    animation: sgStarDrift 18s linear infinite;
}

@keyframes sgStarDrift {
    0% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(60px);
    }
    100% {
        transform: translateY(120px);
    }
}

/* -------------------------
   HERO
------------------------- */

.sgHero {
    position: relative;
    padding: 32px 0 46px;
    overflow: hidden;
}

.sgHero__inner {
    position: relative;
    z-index: 1;
    width: min(var(--sg-wrap-max), 100% - (var(--sg-wrap-gutter) * 2));
    margin-inline: auto;
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.9fr);
    gap: 34px;
    align-items: center;
}

/* LEFT: Text / Loop */

.sgHero__content {
    display: grid;
    gap: 18px;
}

.sgHero__eyebrow {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    color: rgba(189, 205, 242, 0.92);
    opacity: 0.96;
}

.sgHero__title {
    font-size: clamp(2.2rem, 3vw + 1.4rem, 3.1rem);
    font-weight: 900;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    line-height: 1.04;
}

.sgHero__subtitle {
    display: block;
    margin-top: 8px;
    font-size: 0.96rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--sg-text-soft);
    opacity: 0.9;
}

.sgHero__lead {
    max-width: 40rem;
    font-size: 0.98rem;
    line-height: 1.6;
    color: var(--sg-text-soft);
}

/* CTAs */

.sgHero__ctas {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 10px;
}

/* Highlights – HUD Tiles */

.sgHero__highlights {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    margin-top: 2px;
}

.sgHighlight {
    position: relative;
    border-radius: 16px;
    padding: 9px 10px;
    background:
        radial-gradient(circle at 0% 0%, rgba(74, 242, 255, 0.22), transparent 70%),
        rgba(6, 10, 26, 0.96);
    border: 1px solid rgba(255, 255, 255, 0.10);
    box-shadow:
        0 16px 40px rgba(0, 0, 0, 0.75),
        0 0 20px rgba(74, 242, 255, 0.16);
}

.sgHighlight::after {
    content: "";
    position: absolute;
    right: 8px;
    top: 8px;
    width: 8px;
    height: 8px;
    border-radius: 999px;
    background: radial-gradient(circle, var(--sg-accent) 0, transparent 60%);
    opacity: 0.8;
}

.sgHighlight__k {
    font-size: 0.72rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: rgba(180, 194, 230, 0.95);
    margin-bottom: 3px;
}

.sgHighlight__v {
    font-size: 0.86rem;
    color: var(--sg-text-soft);
}

/* RIGHT: Hero Visual – Logo als HUD-Panel */

.sgHero__visual {
    display: grid;
    place-items: center;
}

.sgHero__logoFrame {
    position: relative;
    border-radius: 24px;
    padding: 16px 18px 14px;
    background:
        radial-gradient(circle at 20% 0%, rgba(74, 242, 255, 0.28), transparent 55%),
        radial-gradient(circle at 80% 100%, rgba(192, 140, 255, 0.30), transparent 60%),
        linear-gradient(145deg, rgba(4, 8, 22, 0.98), rgba(6, 10, 26, 0.99));
    border: 1px solid rgba(255, 255, 255, 0.14);
    box-shadow:
        0 24px 70px rgba(0, 0, 0, 0.95),
        0 0 40px rgba(74, 242, 255, 0.40);
    max-width: 360px;
    width: 100%;
    display: grid;
    gap: 10px;
}

.sgHero__logoFrame::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    border: 1px solid rgba(255, 255, 255, 0.06);
    pointer-events: none;
}

.sgHeroHudLabel {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgba(188, 204, 242, 0.95);
}

.sgHero__logo {
    width: 100%;
    height: auto;
    display: block;
    filter:
        drop-shadow(0 14px 32px rgba(0, 0, 0, 0.9))
        drop-shadow(0 0 28px rgba(74, 242, 255, 0.55));
}

.sgHeroHudRow {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.sgHeroHudTag {
    padding: 4px 8px;
    border-radius: 999px;
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(208, 218, 247, 0.96);
    background: rgba(3, 7, 18, 0.96);
    border: 1px solid rgba(255, 255, 255, 0.14);
}

/* -------------------------
   FEATURES
------------------------- */

.sgSection {
    padding: 40px 0 30px;
}

.sgSection--home {
    position: relative;
}

.sgSection--home .sgWrap {
    position: relative;
    z-index: 1;
}

.sgSection__head {
    margin-bottom: 20px;
    max-width: 42rem;
}

.sgSection__title {
    font-size: 1.5rem;
    margin-bottom: 6px;
}

.sgSection__lead {
    font-size: 0.94rem;
    color: var(--sg-text-soft);
}

/* Feature-Grid */

.sgFeatureGrid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.sgFeature {
    position: relative;
    border-radius: 18px;
    padding: 14px 14px 13px;
    background:
        radial-gradient(circle at 0% 0%, rgba(74, 242, 255, 0.18), transparent 70%),
        rgba(5, 9, 22, 0.98);
    border: 1px solid rgba(255, 255, 255, 0.10);
    box-shadow:
        0 18px 44px rgba(0, 0, 0, 0.82),
        0 0 22px rgba(74, 242, 255, 0.18);
}

.sgFeature::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    border: 1px solid rgba(255, 255, 255, 0.06);
    opacity: 0.9;
    pointer-events: none;
}

.sgFeature__chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 2px 8px;
    margin-bottom: 6px;
    border-radius: 999px;
    font-size: 0.7rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: rgba(193, 207, 242, 0.96);
    background: rgba(3, 7, 18, 0.96);
    border: 1px solid rgba(255, 255, 255, 0.14);
}

.sgFeature h3 {
    font-size: 0.96rem;
    margin-bottom: 6px;
}

.sgFeature p {
    font-size: 0.87rem;
    color: var(--sg-text-soft);
}

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

.sgCtaStrip {
    margin-top: 28px;
    border-radius: 20px;
    padding: 16px 18px;
    background:
        radial-gradient(circle at 0% 0%, rgba(74, 242, 255, 0.20), transparent 65%),
        radial-gradient(circle at 100% 100%, rgba(192, 140, 255, 0.26), transparent 70%),
        linear-gradient(135deg, rgba(5, 10, 26, 0.98), rgba(5, 12, 30, 0.99));
    border: 1px solid rgba(255, 255, 255, 0.14);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    box-shadow: 0 22px 66px rgba(0, 0, 0, 0.9);
}

.sgCtaStrip__text {
    max-width: 40rem;
}

.sgCtaStrip__eyebrow {
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: rgba(189, 204, 241, 0.96);
    margin-bottom: 3px;
}

.sgCtaStrip__title {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.sgCtaStrip__desc {
    font-size: 0.9rem;
    color: var(--sg-text-soft);
}

.sgCtaStrip__actions {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 8px;
}

/* -------------------------
   Responsive
------------------------- */

@media (max-width: 980px) {
    .sgHero__inner {
        grid-template-columns: minmax(0, 1fr);
        gap: 26px;
    }

    .sgHero__visual {
        order: -1;
    }

    .sgHero__logoFrame {
        max-width: 320px;
    }

    .sgHero__highlights {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .sgFeatureGrid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .sgCtaStrip {
        flex-direction: column;
        align-items: flex-start;
    }

    .sgCtaStrip__actions {
        width: 100%;
        justify-content: flex-start;
        flex-wrap: wrap;
    }
}

@media (max-width: 640px) {
    .sgHero {
        padding-top: 24px;
    }

    .sgHero__highlights {
        grid-template-columns: minmax(0, 1fr);
    }

    .sgFeatureGrid {
        grid-template-columns: minmax(0, 1fr);
    }

    .sgCtaStrip {
        padding: 14px 13px;
        border-radius: 16px;
    }
}