/* Base */
:root {
    --bg: #0a0d14;
    --bg-alt: #0d1220;
    --text: #e8ecff;
    --muted: #a7b6d6;
    --brand: #8f5bff;
    --brand-2: #49d6ff;
    --card: #12182a;
    --border: #1b2740;
    --shadow: 0 10px 30px rgba(7, 10, 18, 0.5);
}

* {
    box-sizing: border-box
}

html,
body {
    margin: 0;
    padding: 0
}

body {
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Apple Color Emoji", "Segoe UI Emoji";
    background: radial-gradient(1200px 800px at 70% -20%, rgba(143, 91, 255, 0.14), transparent), radial-gradient(900px 600px at -10% 10%, rgba(73, 214, 255, 0.12), transparent), var(--bg);
    color: var(--text);
    line-height: 1.55
}

img {
    max-width: 100%;
    display: block
}

.container {
    width: min(1120px, 92vw);
    margin-inline: auto
}

.section {
    padding: 72px 0
}

.section.alt {
    background: var(--bg-alt);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border)
}

.muted {
    color: var(--muted)
}

.small {
    font-size: .9rem
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(11, 15, 20, 0.7);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border)
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 0
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px
}

.brand-icon {
    width: 28px;
    height: 28px
}

.brand-name {
    font-weight: 700;
    letter-spacing: .2px
}

.nav {
    display: flex;
    gap: 18px
}

.nav a {
    color: var(--muted);
    text-decoration: none;
    text-underline-offset: 6px;
    text-decoration-thickness: 2px
}

.nav a:hover {
    color: var(--text);
    text-decoration: underline
}

.nav a:focus-visible {
    outline: none;
    color: var(--text);
    text-decoration: underline
}

/* Hero */
.hero {
    position: relative;
    padding: 96px 0 72px
}

.hero-inner {
    display: grid;
    grid-template-columns: 1.1fr .9fr;
    gap: 32px;
    align-items: center
}

.hero h1 {
    font-size: clamp(28px, 5vw, 46px);
    line-height: 1.1;
    margin: 0 0 14px
}

.hero .lead {
    font-size: 1.1rem;
    color: var(--muted);
    max-width: 56ch
}

.hero-actions {
    display: flex;
    gap: 12px;
    margin: 18px 0 10px
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600
}

.btn-primary {
    background: linear-gradient(135deg, var(--brand), var(--brand-2));
    color: #06111a;
    box-shadow: var(--shadow)
}

.btn-secondary {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border)
}

.pill {
    display: inline-block;
    padding: 6px 10px;
    border-radius: 999px;
    background: #0d1522;
    border: 1px solid var(--border);
    color: var(--muted);
    font-size: .85rem;
    margin-right: 6px
}

.hero-visual {
    position: relative;
    height: 360px
}

.floating-card {
    position: absolute;
    right: 10%;
    top: 10%;
    width: 360px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 14px;
    box-shadow: var(--shadow);
    transform: rotate(-2deg);
    animation: float 6s ease-in-out infinite
}

.card-header {
    display: flex;
    gap: 6px;
    padding: 10px;
    border-bottom: 1px solid var(--border)
}

.card-header .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: linear-gradient(180deg, var(--brand), var(--brand-2))
}

.card-body {
    padding: 14px
}

.card-body .muted {
    font-size: .8rem
}

.halo {
    position: absolute;
    inset: 0;
    background: radial-gradient(320px 220px at 65% 20%, rgba(143, 91, 255, .22), transparent)
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0) rotate(-2deg)
    }

    50% {
        transform: translateY(-8px) rotate(-2deg)
    }
}

.scroll-indicator {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    background: transparent;
    border: 1px solid var(--border);
    color: var(--muted);
    padding: 8px 12px;
    border-radius: 999px;
    cursor: pointer
}

/* Features */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    margin-top: 20px
}

.feature {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 18px
}

.feature-icon {
    font-size: 22px
}

/* Stealth bullets */
.bullets {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin-top: 10px
}

.bullets li {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px
}

/* How */
.steps {
    counter-reset: step;
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px
}

.steps li {
    position: relative;
    counter-increment: step;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 16px 16px 16px 68px
}

.steps li::before {
    content: counter(step, decimal-leading-zero) ".";
    position: absolute;
    left: 18px;
    top: 16px;
    color: var(--muted);
    font-weight: 700
}

/* Media */
.media-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    align-items: stretch
}

.carousel {
    position: relative;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 14px;
    overflow: hidden;
    aspect-ratio: 16/9;
    box-shadow: var(--shadow)
}

.carousel-track {
    display: flex;
    height: 100%;
    transition: transform .5s ease
}

.carousel img {
    width: 100%;
    height: 100%;
    flex: 0 0 100%
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, .3);
    border: 1px solid var(--border);
    color: var(--text);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer
}

.carousel-btn.prev {
    left: 10px
}

.carousel-btn.next {
    right: 10px
}

.video {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 14px;
    overflow: hidden;
    display: flex;
    box-shadow: var(--shadow)
}

.video-embed {
    position: relative;
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, #0a1120, #121b32);
    width: 100%
}

.video-embed iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
    display: block
}

.video-play {
    position: absolute;
    inset: 0;
    margin: auto;
    width: 72px;
    height: 72px;
    border-radius: 50%;
    border: none;
    background: radial-gradient(circle at 35% 35%, #ffffff, #d6c8ff);
    color: #0a1220;
    font-size: 26px;
    cursor: pointer;
    box-shadow: var(--shadow)
}

/* Download */
.download-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin: 18px 0
}

.download-card {
    display: flex;
    gap: 12px;
    padding: 14px;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: var(--card);
    align-items: center;
    text-decoration: none;
    color: var(--text)
}

.download-card img {
    width: 32px;
    height: 32px
}

.links-row {
    display: flex;
    gap: 16px
}

.link {
    color: var(--brand-2);
    text-decoration: none
}

.link:hover {
    text-decoration: underline
}

/* Footer */
.site-footer {
    border-top: 1px solid var(--border);
    padding: 30px 0;
    background: var(--bg-alt)
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px
}

.fineprint {
    color: var(--muted);
    font-size: .85rem
}

.footer-links a {
    color: var(--muted);
    text-decoration: none;
    text-underline-offset: 6px;
    text-decoration-thickness: 2px
}

.footer-links a:hover {
    color: var(--text);
    text-decoration: underline
}

.footer-links a:focus-visible {
    outline: none;
    color: var(--text);
    text-decoration: underline
}

/* Accessibility */
.skip-link {
    position: absolute;
    left: -9999px;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden
}

.skip-link:focus {
    left: 10px;
    top: 10px;
    width: auto;
    height: auto;
    background: #fff;
    color: #000;
    padding: 8px;
    border-radius: 6px
}

/* Responsive */
@media (max-width: 960px) {
    .hero-inner {
        grid-template-columns: 1fr
    }

    .media-grid {
        grid-template-columns: 1fr
    }

    .features-grid {
        grid-template-columns: 1fr 1fr
    }

    .steps {
        grid-template-columns: 1fr
    }

    .bullets {
        grid-template-columns: 1fr
    }
}

@media (max-width: 640px) {
    .features-grid {
        grid-template-columns: 1fr
    }
}