@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

:root {
    --red: rgb(196, 69, 54);
    --red-glow: #e63946;
    --red-deep: #b71c1c;
    --fsd: rgb(89, 199, 255);
    --fsd-deep: #3d7bff;
    --bg: #000;
    --card: rgba(255, 255, 255, 0.03);
    --card-2: rgba(255, 255, 255, 0.05);
    --stroke: rgba(255, 255, 255, 0.08);
    --stroke-2: rgba(255, 255, 255, 0.14);
    --t1: rgba(255, 255, 255, 0.95);
    --t2: rgba(255, 255, 255, 0.60);
    --t3: rgba(255, 255, 255, 0.38);
    --rounded: ui-rounded, "SF Pro Rounded", "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
    --inter: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --nav-h: 64px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 12px); }
html, body { background: var(--bg); }
body {
    font-family: var(--inter);
    color: var(--t1);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
a { color: inherit; text-decoration: none; }
img, video { display: block; max-width: 100%; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

.wrap { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
@media (max-width: 600px) { .wrap { padding: 0 16px; } }

/* ================= Top navigation ================= */

.nav {
    position: sticky; top: 0; z-index: 100;
    height: var(--nav-h);
    background: rgba(0, 0, 0, 0.72);
    backdrop-filter: blur(20px) saturate(160%);
    -webkit-backdrop-filter: blur(20px) saturate(160%);
    border-bottom: 1px solid var(--stroke);
}
.nav .wrap { height: 100%; display: flex; align-items: center; gap: 28px; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--rounded); font-weight: 800; font-size: 1.05rem; letter-spacing: -0.01em; white-space: nowrap; }
.brand img { width: 30px; height: 30px; border-radius: 8px; }
.nav-links { display: flex; align-items: center; gap: 4px; margin-left: 8px; }
.nav-links > a, .nav-links > .dd > button {
    padding: 8px 12px; border-radius: 10px;
    font-size: 0.9rem; font-weight: 500; color: var(--t2);
    transition: color .15s, background .15s;
    display: inline-flex; align-items: center; gap: 6px;
}
.nav-links > a:hover, .nav-links > .dd > button:hover, .nav-links > .dd.open > button { color: var(--t1); background: var(--card-2); }
.nav-links > a.active { color: var(--t1); }
.nav-links .fsd-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--fsd); box-shadow: 0 0 10px var(--fsd); }
.nav-links .chev { width: 10px; height: 10px; transition: transform .2s; opacity: .7; }
.dd { position: relative; }
.dd.open .chev { transform: rotate(180deg); }
.dd-panel {
    position: absolute; top: calc(100% + 10px); left: -12px;
    width: 420px; padding: 10px;
    background: rgba(18, 18, 20, 0.96);
    backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
    border: 1px solid var(--stroke-2); border-radius: 18px;
    box-shadow: 0 24px 60px rgba(0,0,0,.6);
    opacity: 0; transform: translateY(-6px); pointer-events: none;
    transition: opacity .18s, transform .18s;
}
.dd.open .dd-panel { opacity: 1; transform: none; pointer-events: auto; }
.dd-head { padding: 8px 10px 6px; font-size: .68rem; font-weight: 700; letter-spacing: 1.2px; text-transform: uppercase; color: var(--t3); }
.dd-item { display: flex; align-items: center; gap: 12px; padding: 10px; border-radius: 12px; }
a.dd-item:hover { background: var(--card-2); }
.dd-item .ico { width: 40px; height: 40px; border-radius: 10px; flex: none; display: grid; place-items: center; font-size: 1.2rem; background: var(--card-2); border: 1px solid var(--stroke); overflow: hidden; }
.dd-item .ico img { width: 100%; height: 100%; object-fit: cover; }
.dd-item b { display: block; font-size: .92rem; font-weight: 600; }
.dd-item span { display: block; font-size: .8rem; color: var(--t2); margin-top: 2px; }
.dd-item.soon { opacity: .5; }
.soon-pill { font-size: .62rem; font-weight: 700; letter-spacing: .6px; text-transform: uppercase; padding: 2px 7px; border-radius: 99px; border: 1px solid var(--stroke-2); color: var(--t2); margin-left: 6px; vertical-align: 2px; }
.dd-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; }

.nav-cta { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 12px 22px; border-radius: 99px;
    font-weight: 600; font-size: .95rem; white-space: nowrap;
    transition: transform .15s, box-shadow .2s, background .2s;
}
.btn:active { transform: scale(.97); }
.btn-red { background: linear-gradient(180deg, var(--red-glow), var(--red-deep)); box-shadow: 0 8px 28px rgba(230,57,70,.35), inset 0 1px 0 rgba(255,255,255,.2); }
.btn-red:hover { box-shadow: 0 10px 36px rgba(230,57,70,.5), inset 0 1px 0 rgba(255,255,255,.2); }
.btn-ghost { background: var(--card-2); border: 1px solid var(--stroke-2); }
.btn-ghost:hover { background: rgba(255,255,255,.09); }
.btn-blue { background: linear-gradient(180deg, #5aa8ff, #2f6bff); box-shadow: 0 8px 28px rgba(61,123,255,.35), inset 0 1px 0 rgba(255,255,255,.25); }
.btn-sm { padding: 8px 16px; font-size: .85rem; }
.btn .apple { width: 16px; height: 16px; }

.burger { display: none; width: 40px; height: 40px; border-radius: 10px; place-items: center; }
.burger span, .burger span::before, .burger span::after { display: block; width: 18px; height: 2px; background: var(--t1); border-radius: 2px; position: relative; transition: transform .2s, background .2s; }
.burger span::before, .burger span::after { content: ''; position: absolute; left: 0; }
.burger span::before { top: -6px; } .burger span::after { top: 6px; }
.nav.menu-open .burger span { background: transparent; }
.nav.menu-open .burger span::before { transform: translateY(6px) rotate(45deg); }
.nav.menu-open .burger span::after { transform: translateY(-6px) rotate(-45deg); }

.mobile-menu {
    display: none;
    /* The nav's backdrop-filter turns it into the containing block for fixed
       descendants, so position: fixed collapsed the menu to the nav's own box.
       Anchor it below the nav explicitly instead. */
    position: absolute; top: 100%; left: 0; right: 0;
    height: calc(100vh - var(--nav-h)); height: calc(100dvh - var(--nav-h));
    background: #000;
    overflow-y: auto; padding: 12px 16px 40px;
}
.nav.menu-open .mobile-menu { display: block; }
.mobile-menu > a { display: flex; align-items: center; justify-content: space-between; padding: 16px 6px; font-size: 1.15rem; font-weight: 600; border-bottom: 1px solid var(--stroke); }
.mobile-menu .dd-head { padding: 22px 6px 6px; }
.mobile-menu .dd-item { padding: 10px 6px; justify-content: flex-start; font-size: inherit; font-weight: inherit; }
.mobile-menu .btn { width: 100%; margin-top: 22px; }

@media (max-width: 900px) {
    .nav-links, .nav-cta .hide-m { display: none; }
    .burger { display: grid; }
    .nav .wrap { gap: 12px; }
}

/* ================= Type ================= */

.eyebrow {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: .72rem; font-weight: 700; letter-spacing: 1.4px; text-transform: uppercase;
    color: var(--t2);
}
.eyebrow.red { color: #ff6b6b; }
.eyebrow.blue { color: var(--fsd); }
.pill {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 6px 14px; border-radius: 99px;
    font-size: .75rem; font-weight: 700; letter-spacing: .6px; text-transform: uppercase;
    background: rgba(230,57,70,.12); border: 1px solid rgba(230,57,70,.35); color: #ff8a8a;
}
.pill.blue { background: rgba(89,199,255,.1); border-color: rgba(89,199,255,.35); color: var(--fsd); }
.pill.green { background: rgba(52,199,89,.1); border-color: rgba(52,199,89,.35); color: #5be07f; }
.pill .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; box-shadow: 0 0 8px currentColor; }

.h1 {
    font-family: var(--rounded); font-weight: 800;
    font-size: clamp(2.5rem, 7vw, 5rem); line-height: 1.02; letter-spacing: -0.035em;
}
.h2 {
    font-family: var(--rounded); font-weight: 800;
    font-size: clamp(1.9rem, 4.5vw, 3.1rem); line-height: 1.06; letter-spacing: -0.03em;
}
.h3 { font-family: var(--rounded); font-weight: 700; font-size: 1.3rem; letter-spacing: -0.01em; line-height: 1.2; }
.grad { background: linear-gradient(180deg, #fff 0%, rgba(255,255,255,.62) 100%); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.grad-red { background: linear-gradient(90deg, #ff7a6b, var(--red-glow)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.grad-blue { background: linear-gradient(90deg, #8fdcff, #4f8dff); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.lead { font-size: clamp(1rem, 1.6vw, 1.2rem); line-height: 1.6; color: var(--t2); max-width: 640px; }
.muted { color: var(--t2); }
.small { font-size: .85rem; color: var(--t3); }

section, header { position: relative; overflow-x: clip; }
section { padding: 110px 0; }
@media (max-width: 700px) { section { padding: 72px 0; } }
.sec-head { max-width: 760px; margin-bottom: 52px; }
.sec-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.sec-head.center .lead { margin-left: auto; margin-right: auto; }
.sec-head .h2 { margin: 14px 0 16px; }

/* ================= Cards ================= */

.card {
    background: var(--card);
    border: 1px solid var(--stroke);
    border-radius: 24px;
    overflow: hidden;
    position: relative;
    transition: border-color .25s, transform .25s;
}
.card:hover { border-color: var(--stroke-2); }
.card-body { padding: 26px; }
.card-body p { color: var(--t2); line-height: 1.55; font-size: .95rem; margin-top: 8px; }

.tag { display: inline-block; font-size: .65rem; font-weight: 800; letter-spacing: .8px; text-transform: uppercase; padding: 3px 8px; border-radius: 6px; background: var(--red-glow); color: #fff; }
.tag.ghost { background: transparent; border: 1px solid var(--stroke-2); color: var(--t2); }
.tag.blue { background: #2f6bff; }

/* ================= Phone frame ================= */

.phone {
    position: relative;
    width: 300px; aspect-ratio: 1320 / 2868;
    border-radius: 48px;
    padding: 10px;
    background: linear-gradient(145deg, #3a3a3e, #121214 40%, #2a2a2e);
    box-shadow: 0 0 0 1px rgba(255,255,255,.08), 0 40px 80px rgba(0,0,0,.6), 0 0 120px rgba(230,57,70,.12);
}
.phone img, .phone video { width: 100%; height: 100%; object-fit: cover; border-radius: 39px; background: #000; }
.phone.sm { width: 230px; border-radius: 38px; padding: 8px; }
.phone.sm img { border-radius: 31px; }

/* landscape device */
.tablet {
    border-radius: 34px; padding: 10px;
    background: linear-gradient(145deg, #3a3a3e, #121214 40%, #2a2a2e);
    box-shadow: 0 0 0 1px rgba(255,255,255,.08), 0 40px 80px rgba(0,0,0,.6);
}
.tablet img { border-radius: 25px; width: 100%; }

/* ================= Background ambience ================= */

.glow { position: absolute; border-radius: 50%; filter: blur(100px); pointer-events: none; z-index: 0; }
.glow.red { background: radial-gradient(circle, rgba(230,57,70,.28), transparent 70%); }
.glow.blue { background: radial-gradient(circle, rgba(61,123,255,.30), transparent 70%); }
.grid-bg {
    position: absolute; inset: 0; pointer-events: none; z-index: 0;
    background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at 50% 30%, #000 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse at 50% 30%, #000 30%, transparent 75%);
}
.rel { position: relative; z-index: 1; }
.divider { height: 1px; background: linear-gradient(90deg, transparent, var(--stroke-2), transparent); }

/* ================= Footer ================= */

footer { border-top: 1px solid var(--stroke); padding: 56px 0 40px; }
.foot { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 32px; }
.foot h4 { font-size: .72rem; letter-spacing: 1.2px; text-transform: uppercase; color: var(--t3); margin-bottom: 14px; }
.foot a { display: block; color: var(--t2); font-size: .9rem; padding: 5px 0; }
.foot a:hover { color: var(--t1); }
.foot .brand { margin-bottom: 12px; }
.foot-bottom { margin-top: 40px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; color: var(--t3); font-size: .8rem; }
@media (max-width: 760px) { .foot { grid-template-columns: 1fr 1fr; } .foot > div:first-child { grid-column: 1 / -1; } }

/* ================= Mockup ribbon ================= */
.preview-ribbon { background: #1b1b1f; border-bottom: 1px solid var(--stroke); text-align: center; font-size: .78rem; color: var(--t2); padding: 8px 16px; }
.preview-ribbon a { color: var(--t1); text-decoration: underline; text-underline-offset: 2px; }

/* reveal on scroll */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s cubic-bezier(.16,1,.3,1), transform .8s cubic-bezier(.16,1,.3,1); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }