:root {
    color-scheme: dark;
    --sb-bg: #07090f;
    --sb-surface: #0c0f17;
    --sb-card: #12151f;
    --sb-card-hover: #171b29;
    --sb-inset: #0a0d15;
    --sb-border: #232a3d;
    --sb-border-soft: #1a2030;
    --sb-text: #edf0f9;
    --sb-text-dim: #8d94ab;
    --sb-text-faint: #5c6378;
    --sb-accent: #7c9bff;
    --sb-accent-soft: #aabdff;
    --sb-accent-deep: #4f6ee8;
    --sb-cyan: #64efff;
    --sb-purple: #8b5cf6;
    --sb-teal: #2a9d8f;
    --sb-danger: #ef4444;
    --sb-success: #4ade80;
    --sb-warning: #fbbf24;
    --sb-coral: #ff7f66;
    --sb-font: 'Inter', 'Segoe UI', 'Helvetica Neue', sans-serif;
    --sb-radius-lg: 28px;
    --sb-radius-md: 18px;
    --sb-radius-sm: 12px;
    --sb-radius-pill: 999px;
    --sb-shadow-lg: 0 25px 65px rgba(0, 0, 0, 0.42);
    --sb-shadow-card: 0 12px 30px rgba(0, 0, 0, 0.24);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-width: 320px;
    min-height: 100%;
    font-family: var(--sb-font);
    background: var(--sb-bg);
    color: var(--sb-text);
}

a {
    color: inherit;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

:focus-visible {
    outline: 2px solid var(--sb-accent-soft);
    outline-offset: 4px;
}

.site-frame {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    min-height: 100vh;
}

.site-frame::before,
.site-frame::after {
    position: fixed;
    z-index: -1;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    content: '';
    filter: blur(120px);
    opacity: 0.2;
    pointer-events: none;
}

.site-frame::before {
    top: -180px;
    right: -100px;
    background: var(--sb-accent-deep);
}

.site-frame::after {
    bottom: -220px;
    left: -120px;
    background: var(--sb-purple);
}

.site-nav,
.site-footer,
.content-width {
    width: min(1180px, calc(100% - 48px));
    margin-right: auto;
    margin-left: auto;
}

.site-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 24px 0;
}

.brand-lockup {
    display: inline-flex;
    min-width: max-content;
    align-items: center;
    gap: 11px;
    color: var(--sb-text);
    text-decoration: none;
}

.brand-lockup img {
    width: 38px;
    height: 38px;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: 0 0 22px rgba(124, 155, 255, 0.25);
}

.brand-wordmark {
    display: grid;
    gap: 1px;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.05;
}

.brand-wordmark small {
    color: var(--sb-text-dim);
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.12em;
    line-height: 1.1;
    text-transform: uppercase;
}

.site-nav__links {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-left: auto;
}

.site-nav__link {
    position: relative;
    color: var(--sb-text-dim);
    font-size: 13px;
    font-weight: 500;
    text-decoration: none;
    transition: color 0.2s ease;
}

.site-nav__link::after {
    position: absolute;
    right: 0;
    bottom: -8px;
    left: 0;
    height: 2px;
    border-radius: var(--sb-radius-pill);
    background: var(--sb-accent);
    content: '';
    opacity: 0;
    transform: scaleX(0.45);
    transition:
        opacity 0.2s ease,
        transform 0.2s ease;
}

.site-nav__link:hover,
.site-nav__link[aria-current='page'] {
    color: var(--sb-text);
}

.site-nav__link:hover::after,
.site-nav__link[aria-current='page']::after {
    opacity: 1;
    transform: scaleX(1);
}

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

.button,
.site-nav__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 11px 18px;
    border: 1px solid transparent;
    border-radius: var(--sb-radius-pill);
    font-size: 13px;
    font-weight: 600;
    line-height: 1;
    text-decoration: none;
    transition:
        transform 0.2s ease,
        border-color 0.2s ease,
        background-color 0.2s ease,
        box-shadow 0.2s ease,
        filter 0.2s ease;
}

.button:hover,
.site-nav__button:hover {
    transform: translateY(-2px);
}

.button--primary,
.site-nav__button {
    background: linear-gradient(
        135deg,
        var(--sb-accent),
        var(--sb-accent-deep)
    );
    box-shadow: 0 9px 24px rgba(79, 110, 232, 0.28);
    color: var(--sb-text);
}

.button--primary:hover,
.site-nav__button:hover {
    box-shadow: 0 13px 30px rgba(79, 110, 232, 0.4);
    filter: brightness(1.06);
}

.button--secondary {
    border-color: var(--sb-border);
    background: var(--sb-card);
    color: var(--sb-text);
}

.button--secondary:hover {
    border-color: var(--sb-accent);
    background: var(--sb-card-hover);
}

.button--ghost {
    border-color: var(--sb-border-soft);
    background: transparent;
    color: var(--sb-text-dim);
}

.button--ghost:hover {
    border-color: var(--sb-border);
    color: var(--sb-text);
}

.site-footer {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 28px;
    padding: 36px 0 28px;
    border-top: 1px solid var(--sb-border-soft);
}

.site-footer__brand {
    display: grid;
    gap: 7px;
}

.site-footer__brand strong {
    font-size: 13px;
    font-weight: 600;
}

.site-footer__brand span,
.site-footer__meta {
    color: var(--sb-text-faint);
    font-size: 12px;
    line-height: 1.5;
}

.site-footer__links {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 8px 18px;
}

.site-footer__links a {
    color: var(--sb-text-dim);
    font-size: 12px;
    text-decoration: none;
    transition: color 0.2s ease;
}

.site-footer__links a:hover {
    color: var(--sb-accent-soft);
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 0;
    color: var(--sb-accent-soft);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.16em;
    line-height: 1.3;
    text-transform: uppercase;
}

.eyebrow__dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--sb-cyan);
    box-shadow: 0 0 12px rgba(100, 239, 255, 0.72);
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

@media (max-width: 760px) {
    .site-nav {
        flex-wrap: wrap;
    }

    .site-nav__links {
        order: 3;
        width: 100%;
        justify-content: center;
        margin-left: 0;
        padding-top: 6px;
    }
}

@media (max-width: 520px) {
    .site-nav,
    .site-footer,
    .content-width {
        width: min(100% - 32px, 1180px);
    }

    .site-nav {
        gap: 16px;
        padding: 18px 0;
    }

    .site-nav__links {
        gap: 17px;
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 4px;
    }

    .site-nav__actions {
        margin-left: auto;
    }

    .site-nav__button {
        min-height: 38px;
        padding: 10px 13px;
        font-size: 12px;
    }

    .site-footer {
        align-items: flex-start;
        flex-direction: column;
        gap: 18px;
    }

    .site-footer__links {
        justify-content: flex-start;
    }
}