:root {
    --sb-red: #e30613;
    --sb-red-hover: #b8000c;
    --sb-red-rgb: 227, 6, 19;
    --sb-black: #000000;
    --sb-white: #ffffff;
    --sb-ink: #f4f4f4;
    --sb-muted: #a8a8a8;
    --sb-panel: #111111;
    --sb-line: rgba(255, 255, 255, 0.12);
    --font: "Garet", "Segoe UI", sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body.sb-site {
    margin: 0;
    font-family: var(--font);
    background: var(--sb-black);
    color: var(--sb-ink);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

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

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

.sb-wrap {
    width: min(1120px, calc(100% - 40px));
    margin: 0 auto;
}

.sb-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 40;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 24px;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.92), rgba(0, 0, 0, 0.55) 70%, transparent);
    transition: background 0.25s ease, backdrop-filter 0.25s ease;
}

.sb-nav.is-solid {
    background: rgba(0, 0, 0, 0.94);
    backdrop-filter: blur(8px);
}

.sb-nav__brand img {
    width: 148px;
}

.sb-nav__links {
    display: flex;
    align-items: center;
    gap: 22px;
    list-style: none;
    margin: 0 0 0 auto;
    padding: 0;
}

.sb-nav__links a {
    font-size: 0.92rem;
    letter-spacing: 0.04em;
    color: var(--sb-muted);
    transition: color 0.2s ease;
}

.sb-nav__links a:hover {
    color: var(--sb-white);
}

.sb-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 46px;
    padding: 0 22px;
    border: 0;
    border-radius: 2px;
    font-family: inherit;
    font-weight: 800;
    font-size: 0.92rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease, color 0.2s ease;
}

.sb-btn--primary {
    background: var(--sb-red);
    color: var(--sb-white);
}

.sb-btn--primary:hover {
    background: var(--sb-red-hover);
    transform: translateY(-1px);
}

.sb-btn--ghost {
    background: transparent;
    color: var(--sb-white);
    border: 1px solid rgba(255, 255, 255, 0.35);
}

.sb-btn--ghost:hover {
    border-color: var(--sb-white);
    transform: translateY(-1px);
}

.sb-hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: flex-end;
    padding: 120px 0 72px;
    overflow: hidden;
    background:
        radial-gradient(ellipse 80% 55% at 70% 20%, rgba(var(--sb-red-rgb), 0.28), transparent 55%),
        radial-gradient(ellipse 50% 40% at 15% 80%, rgba(255, 255, 255, 0.05), transparent 50%),
        linear-gradient(160deg, #000 0%, #0a0a0a 45%, #140204 100%);
}

.sb-hero__wave {
    position: absolute;
    right: -8%;
    top: 8%;
    width: min(58vw, 720px);
    height: 42%;
    background:
        radial-gradient(closest-side, rgba(var(--sb-red-rgb), 0.55), transparent 70%);
    filter: blur(8px);
    opacity: 0.85;
    transform: rotate(-12deg);
    pointer-events: none;
    animation: sb-pulse 7s ease-in-out infinite;
}

.sb-hero__content {
    position: relative;
    z-index: 2;
    max-width: 720px;
}

.sb-hero__logo {
    width: min(420px, 88vw);
    margin-bottom: 22px;
    opacity: 0;
    transform: translateY(18px);
    animation: sb-rise 0.9s ease forwards 0.15s;
}

.sb-hero h1 {
    margin: 0 0 16px;
    font-size: clamp(2.1rem, 5vw, 3.6rem);
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: -0.02em;
    color: var(--sb-white);
    opacity: 0;
    transform: translateY(18px);
    animation: sb-rise 0.9s ease forwards 0.35s;
}

.sb-hero h1 span {
    color: var(--sb-red);
}

.sb-hero p {
    margin: 0 0 28px;
    max-width: 34rem;
    font-size: 1.08rem;
    color: var(--sb-muted);
    opacity: 0;
    transform: translateY(18px);
    animation: sb-rise 0.9s ease forwards 0.55s;
}

.sb-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    opacity: 0;
    transform: translateY(18px);
    animation: sb-rise 0.9s ease forwards 0.7s;
}

.sb-section {
    padding: 88px 0;
    border-top: 1px solid var(--sb-line);
}

.sb-section__eyebrow {
    margin: 0 0 10px;
    color: var(--sb-red);
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.sb-section h2 {
    margin: 0 0 14px;
    font-size: clamp(1.7rem, 3.4vw, 2.4rem);
    font-weight: 800;
    line-height: 1.15;
    color: var(--sb-white);
}

.sb-section__lead {
    margin: 0 0 36px;
    max-width: 40rem;
    color: var(--sb-muted);
    font-size: 1.02rem;
}

.sb-split {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 48px;
    align-items: center;
}

.sb-feature-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 18px;
}

.sb-feature-list li {
    padding-left: 18px;
    border-left: 3px solid var(--sb-red);
}

.sb-feature-list strong {
    display: block;
    color: var(--sb-white);
    font-size: 1.05rem;
    margin-bottom: 4px;
}

.sb-feature-list span {
    color: var(--sb-muted);
    font-size: 0.95rem;
}

.sb-panel {
    background: linear-gradient(180deg, #151515, #0d0d0d);
    border: 1px solid var(--sb-line);
    padding: 28px;
}

.sb-panel h3 {
    margin: 0 0 10px;
    color: var(--sb-white);
    font-size: 1.2rem;
}

.sb-panel p {
    margin: 0;
    color: var(--sb-muted);
}

.sb-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.sb-tile {
    padding: 22px 0 0;
    border-top: 1px solid var(--sb-line);
}

.sb-tile h3 {
    margin: 0 0 8px;
    color: var(--sb-white);
    font-size: 1.1rem;
}

.sb-tile p {
    margin: 0;
    color: var(--sb-muted);
    font-size: 0.95rem;
}

.sb-flow {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    counter-reset: step;
}

.sb-flow__item {
    position: relative;
    padding-top: 42px;
}

.sb-flow__item::before {
    counter-increment: step;
    content: counter(step);
    position: absolute;
    top: 0;
    left: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--sb-red);
    color: var(--sb-white);
    font-size: 0.8rem;
    font-weight: 800;
}

.sb-flow__item h3 {
    margin: 0 0 8px;
    color: var(--sb-white);
    font-size: 1.05rem;
}

.sb-flow__item p {
    margin: 0;
    color: var(--sb-muted);
    font-size: 0.92rem;
}

.sb-cta {
    padding: 96px 0;
    text-align: center;
    background:
        radial-gradient(ellipse 60% 80% at 50% 100%, rgba(var(--sb-red-rgb), 0.22), transparent 60%),
        #050505;
    border-top: 1px solid var(--sb-line);
}

.sb-cta h2 {
    margin: 0 0 12px;
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    color: var(--sb-white);
}

.sb-cta p {
    margin: 0 auto 28px;
    max-width: 34rem;
    color: var(--sb-muted);
}

.sb-footer {
    padding: 28px 0 40px;
    border-top: 1px solid var(--sb-line);
    color: var(--sb-muted);
    font-size: 0.88rem;
}

.sb-footer__inner {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 24px;
    align-items: center;
    justify-content: space-between;
}

.sb-footer img {
    width: 110px;
    opacity: 0.9;
}

.sb-reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.sb-reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

@keyframes sb-rise {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes sb-pulse {
    0%, 100% { opacity: 0.7; transform: rotate(-12deg) scale(1); }
    50% { opacity: 1; transform: rotate(-10deg) scale(1.04); }
}

@media (max-width: 960px) {
    .sb-split,
    .sb-grid,
    .sb-flow {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 720px) {
    .sb-nav__links {
        display: none;
    }

    .sb-hero {
        padding: 110px 0 56px;
        align-items: center;
    }

    .sb-section {
        padding: 64px 0;
    }

    .sb-split,
    .sb-grid,
    .sb-flow {
        grid-template-columns: 1fr;
    }

    .sb-wrap {
        width: min(1120px, calc(100% - 28px));
    }
}