:root {
    --bg: #0b0f14;
    --bg-soft: #0f151e;
    --surface: #121a24;
    --text: #e6eef9;
    --muted: #a5b4c3;
    --primary: #4cc9f0;
    --accent: #ff8e3c;
    --violet: #8b5cf6;
    --chip: #1d2430;
    --topbar-h: 0px
}

*,
*:before,
*:after {
    box-sizing: border-box
}

html,
body {
    height: 100%
}

html {
    background: var(--bg)
}

body {
    margin: 0;
    min-height: 100%;
    background: radial-gradient(1200px 800px at 80% -10%, rgba(139, 92, 246, .20), transparent 60%), radial-gradient(1000px 700px at -10% 10%, rgba(76, 201, 240, .18), transparent 60%), var(--bg);
    background-attachment: fixed, fixed, scroll;
    background-repeat: no-repeat, no-repeat, repeat;
    color: var(--text);
    font: 16px/1.6 Inter, system-ui, Segoe UI, Roboto, Helvetica, Arial
}

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

.container {
    width: min(1200px, 92vw);
    margin-inline: auto
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    padding: .5rem .8rem;
    border-radius: 999px;
    background: var(--chip);
    border: 1px solid #233042;
    color: var(--text)
}

form .chip {
    width: 100%;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: .6rem;
    padding: .85rem 1.2rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, .08);
    background: linear-gradient(180deg, rgba(255, 255, 255, .10), rgba(255, 255, 255, .02));
    color: var(--text);
    backdrop-filter: blur(6px);
    transition: transform .2s ease, box-shadow .2s ease
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, .25)
}

.btn.primary {
    background: linear-gradient(90deg, var(--primary), var(--accent));
    color: #061018;
    border-color: transparent;
    font-weight: 700
}

.pill {
    font-weight: 600;
    letter-spacing: .4px
}

.topbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 30;
    font-size: .9rem;
    color: var(--muted);
    border-bottom: 1px solid #1b2735;
    background: rgba(8, 12, 18, .5);
    backdrop-filter: blur(8px)
}

.topbar .row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: .5rem 0
}

.topbar .left,
.topbar .right {
    display: flex;
    gap: .5rem;
    align-items: center
}

@media (max-width:900px) {
    .topbar .row {
        flex-direction: column;
        gap: .5rem;
        padding: .4rem 0
    }

    .topbar .left,
    .topbar .right {
        justify-content: center;
        flex-wrap: wrap
    }

    .topbar .left .chip,
    .topbar .right .chip {
        font-size: .85rem;
        padding: .4rem .65rem
    }
}

header.site {
    position: fixed;
    top: var(--topbar-h);
    left: 0;
    right: 0;
    z-index: 25;
    background: rgba(10, 14, 20, .6);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #1b2735
}

.site .row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: .75rem 0
}

.logo {
    display: flex;
    align-items: center;
    gap: .75rem;
    font-family: Poppins, Inter, sans-serif
}

.logo .mark {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background: conic-gradient(from 120deg at 50% 50%, var(--primary), var(--accent), var(--violet), var(--primary));
    box-shadow: 0 10px 30px rgba(76, 201, 240, .35)
}

.logo .name {
    font-weight: 800;
    letter-spacing: .3px
}

.nav-wrap {
    display: flex;
    align-items: center;
    gap: .5rem
}

nav.menu {
    display: flex;
    gap: .25rem;
    align-items: flex-start
}

nav.menu a {
    padding: .6rem .8rem;
    border-radius: 10px;
    color: var(--muted);
    transition: background .2s ease, color .2s ease
}

nav.menu a:hover {
    background: #141c27;
    color: var(--text)
}

.nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 10px;
    border: 1px solid #263446;
    background: linear-gradient(90deg, var(--primary), var(--accent))
}

.nav-toggle svg {
    width: 22px;
    height: 22px
}

@media (min-width:901px) {
    .nav-toggle {
        display: none
    }
}

@media (max-width:900px) {
    body.nav-open {
        overflow: hidden
    }

    nav.menu {
        position: fixed;
        inset: calc(var(--topbar-h) + 56px) 0 auto 0;
        display: none;
        flex-direction: column;
        padding: 1rem;
        background: rgba(10, 14, 20, .95);
        backdrop-filter: blur(10px);
        border-top: 1px solid #1b2735
    }

    nav.menu.open {
        display: flex
    }

    .hide-on-mobile {
        display: none
    }
}

section {
    padding: 4rem 0;
    scroll-margin-top: calc(var(--topbar-h) + 72px)
}

.section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.2rem
}

.section-head h2 {
    font: 700 clamp(1.2rem, 2.4vw, 1.8rem)/1.2 Poppins, Inter, sans-serif;
    margin: 0
}

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

.hero {
    position: relative;
    overflow: hidden
}

.hero .wrap {
    display: grid;
    grid-template-columns: 1.1fr .9fr;
    gap: 2rem;
    align-items: center;
    padding: 5rem 0
}

.eyebrow {
    font-weight: 700;
    color: var(--primary);
    letter-spacing: .08em;
    text-transform: uppercase
}

.headline {
    font: 800 clamp(1.8rem, 4vw, 3rem)/1.15 Poppins, Inter, sans-serif;
    letter-spacing: .2px;
    margin: .5rem 0 1rem
}

.sub {
    color: var(--muted);
    max-width: 55ch
}

.cta {
    margin-top: 1.2rem;
    display: flex;
    gap: .75rem;
    flex-wrap: wrap
}

.hero-visual {
    position: relative;
    height: 420px;
    border-radius: 22px;
    background: linear-gradient(180deg, #121a24, #0c121a);
    border: 1px solid #1a2636;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .02), 0 20px 60px rgba(0, 0, 0, .35);
    display: flex;
    align-items: center;
    justify-content: center
}

.float {
    position: absolute;
    border-radius: 50%;
    filter: blur(30px);
    opacity: .6;
    animation: float 12s ease-in-out infinite
}

.float.one {
    width: 180px;
    height: 180px;
    left: -40px;
    top: -30px;
    background: radial-gradient(circle at 30% 30%, var(--primary), transparent 60%)
}

.float.two {
    width: 220px;
    height: 220px;
    right: -20px;
    bottom: -30px;
    background: radial-gradient(circle at 70% 70%, var(--accent), transparent 60%);
    animation-delay: 1.2s
}

@keyframes float {
    0% {
        transform: translateY(0)
    }

    50% {
        transform: translateY(-14px)
    }

    100% {
        transform: translateY(0)
    }
}

.sneaker {
    width: 72%;
    max-width: 520px;
    filter: drop-shadow(0 40px 60px rgba(0, 0, 0, .35));
    opacity: .96
}

.grid {
    display: grid;
    gap: 1rem
}

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

.card {
    border: 1px solid #1a2636;
    background: linear-gradient(180deg, #0f151e, #0b1118);
    border-radius: 18px;
    padding: 1.25rem;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .02)
}

.card:hover {
    box-shadow: 0 14px 40px rgba(0, 0, 0, .35)
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .35rem .65rem;
    border-radius: 999px;
    background: #0f1620;
    border: 1px solid #203145;
    font-weight: 700;
    letter-spacing: .4px
}

.badge.a {
    color: #10b981
}

.badge.b {
    color: #60a5fa
}

.badge.c {
    color: #f59e0b
}

.price {
    font-weight: 800;
    font-size: 1.15rem;
    margin: .2rem 0 0
}

.list {
    margin: .8rem 0 0;
    padding: 0;
    list-style: none;
    color: var(--muted)
}

.list li {
    padding: .35rem 0
}

.embed-box {
    position: relative;
    width: 100%;
    aspect-ratio: 16/9
}

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

.process {
    grid-template-columns: repeat(4, minmax(0, 1fr))
}

.step .num {
    font-weight: 800;
    color: var(--accent)
}

.badges {
    display: flex;
    flex-wrap: wrap;
    gap: .6rem
}

.badges .chip {
    border-color: #203145
}

footer {
    border-top: 1px solid #1b2735;
    background: #0a0f16;
    padding: 2.5rem 0;
    color: var(--muted)
}

@media (max-width:900px) {
    .hero .wrap {
        grid-template-columns: 1fr;
        gap: 1.4rem;
        padding: 3rem 0
    }

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

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

.reveal {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity .6s ease, transform .6s ease
}

.reveal.in-view {
    opacity: 1;
    transform: none
}

#preloader {
    position: fixed;
    inset: 0;
    background: #0b0f14;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000
}

#preloader .spinner {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 4px solid rgba(255, 255, 255, .15);
    border-top-color: rgba(255, 255, 255, .9);
    animation: spin .9s linear infinite
}

#preloader .label {
    margin-top: .8rem;
    color: #a5b4c3;
    font-size: .95rem;
    text-align: center
}

@keyframes spin {
    to {
        transform: rotate(360deg)
    }
}