:root {
    color-scheme: dark;
    --header-offset: 88px;
    --canvas: #121212;
    --chrome: #0b0b0b;
    --body: #121212;
    --control: #161616;
    --border: #2e2e2e;
    --text: #c8c8c8;
    --muted: #a0a0a0;
    --accent: #8d99a8;
    --selection: #1b1b1b;
    --shadow: 0 24px 64px rgba(0, 0, 0, 0.28);
    --glow: color-mix(in srgb, var(--accent) 24%, transparent);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-offset) + 20px);
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "Segoe UI", "Helvetica Neue", sans-serif;
    background:
        radial-gradient(circle at top right, color-mix(in srgb, var(--accent) 9%, transparent), transparent 28%),
        linear-gradient(180deg, color-mix(in srgb, var(--chrome) 92%, #000) 0%, var(--canvas) 48%, color-mix(in srgb, var(--canvas) 94%, #050505) 100%);
    color: var(--text);
}

::selection {
    background: var(--selection);
    color: var(--text);
}

a {
    color: var(--accent);
    text-decoration-color: color-mix(in srgb, var(--accent) 72%, transparent);
}

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

.backdrop {
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.38), transparent 82%);
}

.topbar,
.footer,
main {
    position: relative;
}

main,
.footer {
    z-index: 0;
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    isolation: isolate;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    padding: 18px clamp(18px, 4vw, 40px);
    border-bottom: 1px solid color-mix(in srgb, var(--border) 88%, transparent);
    background: color-mix(in srgb, var(--chrome) 90%, transparent);
    backdrop-filter: blur(20px);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--text);
    text-decoration: none;
}

.brand img {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    border: 1px solid color-mix(in srgb, var(--border) 82%, transparent);
    background: color-mix(in srgb, var(--body) 92%, transparent);
}

.brand span {
    display: grid;
    gap: 2px;
}

.brand strong {
    font-size: 1rem;
    letter-spacing: 0.02em;
}

.brand small,
.topnav a,
.eyebrow,
.section-head p,
.lede,
.trust-list,
.store-card p,
.story-card p,
.support-card p,
.footer,
.mini-browser-title,
.store-eyebrow {
    color: var(--muted);
}

.topnav {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
}

.topnav a {
    text-decoration: none;
    font-weight: 600;
}

main {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
    padding: 32px 0 88px;
}

.section {
    padding: 22px 0;
    scroll-margin-top: calc(var(--header-offset) + 20px);
}

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
    gap: 24px;
    align-items: stretch;
    padding-top: 32px;
}

.hero-copy,
.hero-panel,
.panel {
    border: 1px solid color-mix(in srgb, var(--border) 86%, transparent);
    border-radius: 28px;
    background: linear-gradient(180deg, color-mix(in srgb, var(--body) 96%, transparent), color-mix(in srgb, var(--chrome) 94%, transparent));
    box-shadow: var(--shadow);
}

.hero-copy,
.hero-panel {
    padding: clamp(22px, 3vw, 34px);
    height: 100%;
}

.hero-copy,
.hero-panel {
    display: flex;
    flex-direction: column;
}

.hero-copy-inner {
    display: grid;
    align-content: start;
}

.hero-copy .trust-list {
    margin-top: auto;
}

.eyebrow,
.store-eyebrow {
    margin: 0 0 10px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 0.72rem;
    font-weight: 700;
}

h1,
h2,
h3,
p {
    margin: 0;
}

h1 {
    font-size: clamp(2.7rem, 8vw, 4.9rem);
    line-height: 0.95;
    letter-spacing: -0.05em;
    margin-bottom: 14px;
}

h2 {
    font-size: clamp(1.4rem, 4vw, 2.1rem);
    line-height: 1.08;
    margin-bottom: 10px;
}

h3 {
    font-size: 1.08rem;
    line-height: 1.2;
    margin-bottom: 10px;
}

.lede {
    font-size: 1.06rem;
    line-height: 1.65;
    max-width: 60ch;
}

.hero-tagline {
    margin-top: 18px;
    font-size: 1.16rem;
    color: var(--text);
}

.hero-actions,
.download-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 22px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 50px;
    padding: 0 18px;
    border-radius: 999px;
    border: 1px solid var(--border);
    text-decoration: none;
    font-weight: 700;
    transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.button:hover,
.button:focus-visible,
.theme-button:hover,
.theme-button:focus-visible,
.store-card:hover,
.store-card:focus-visible,
.topnav a:hover,
.topnav a:focus-visible {
    transform: translateY(-1px);
}

.button-primary {
    background: color-mix(in srgb, var(--accent) 18%, var(--control));
    color: var(--text);
}

.button-secondary {
    background: var(--control);
    color: var(--text);
}

.trust-list {
    display: grid;
    gap: 10px;
    margin: 26px 0 0;
    padding-left: 18px;
    line-height: 1.55;
}

.mini-browser {
    flex: 1 1 auto;
    overflow: hidden;
    border-radius: 22px;
    border: 1px solid color-mix(in srgb, var(--border) 86%, transparent);
    background: color-mix(in srgb, var(--body) 98%, transparent);
}

.mini-browser-chrome {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 16px 18px;
    background: var(--chrome);
    border-bottom: 1px solid var(--border);
}

.mini-dot {
    width: 10px;
    height: 10px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--muted) 30%, var(--border));
}

.mini-browser-title {
    margin-left: 8px;
    font-size: 0.88rem;
}

.mini-browser-body {
    padding: 22px;
    background: var(--body);
}

.mini-shelf {
    width: 42%;
    height: 12px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--accent) 32%, var(--control));
}

.mini-layout {
    display: grid;
    grid-template-columns: 92px 1fr;
    gap: 16px;
    margin-top: 20px;
}

.mini-rail,
.mini-card,
.mini-controls button {
    background: var(--control);
    border: 1px solid var(--border);
}

.mini-rail {
    border-radius: 18px;
    padding: 14px;
    display: grid;
    gap: 12px;
}

.mini-rail span,
.mini-heading,
.mini-line {
    border-radius: 999px;
    background: color-mix(in srgb, var(--text) 20%, transparent);
}

.mini-rail span {
    height: 10px;
}

.mini-heading {
    width: 60%;
    height: 14px;
}

.mini-line {
    width: 100%;
    height: 11px;
    margin-top: 12px;
}

.mini-line.short {
    width: 68%;
}

.mini-card-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-top: 18px;
}

.mini-card {
    min-height: 78px;
    border-radius: 18px;
}

.mini-controls {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 18px;
}

.mini-controls button {
    min-height: 38px;
    padding: 0 14px;
    border-radius: 999px;
    color: var(--text);
    font: inherit;
}

.mini-accent {
    color: var(--accent);
    font-weight: 700;
}

.theme-switcher {
    margin-top: 22px;
}

.section-head {
    margin-bottom: 16px;
}

.section-head p {
    max-width: 58ch;
    line-height: 1.6;
}

.theme-buttons {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.theme-button {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--border);
    border-radius: 18px;
    background: color-mix(in srgb, var(--control) 90%, transparent);
    color: var(--text);
    font: inherit;
    font-weight: 700;
    cursor: pointer;
    text-align: left;
}

.theme-button.is-active {
    border-color: color-mix(in srgb, var(--accent) 66%, var(--border));
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 28%, transparent);
}

.theme-chip {
    width: 44px;
    height: 44px;
    border-radius: 14px;
    border: 1px solid color-mix(in srgb, var(--border) 82%, transparent);
    background:
        linear-gradient(135deg, var(--chip-a) 0 33%, var(--chip-b) 33% 66%, var(--chip-c) 66% 100%);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.03);
    position: relative;
}

.theme-chip::after {
    content: "";
    position: absolute;
    right: 6px;
    bottom: 6px;
    width: 10px;
    height: 10px;
    border-radius: 999px;
    background: var(--chip-d);
}

.highlights .feature-grid,
.store-grid,
.story-grid {
    display: grid;
    gap: 16px;
}

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

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

.story-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.panel {
    padding: 24px;
}

.feature-card,
.store-card,
.story-card,
.support-card,
.download-panel {
    background: linear-gradient(180deg, color-mix(in srgb, var(--body) 97%, transparent), color-mix(in srgb, var(--chrome) 94%, transparent));
}

.feature-card p,
.store-card p,
.story-card p,
.support-card p,
.download-panel p {
    line-height: 1.65;
}

.store-card {
    text-decoration: none;
    color: inherit;
    min-height: 208px;
}

.store-card-head {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
}

.store-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 14px;
    border: 1px solid color-mix(in srgb, var(--border) 84%, transparent);
    background: color-mix(in srgb, var(--control) 90%, transparent);
    color: var(--accent);
    flex: 0 0 auto;
}

.store-icon svg {
    width: 22px;
    height: 22px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.7;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.store-card strong {
    display: block;
    margin-bottom: 10px;
    font-size: 1.08rem;
}

.download-panel,
.support-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    margin-top: 18px;
}

.footer {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
    padding: 0 0 52px;
    display: grid;
    gap: 8px;
    line-height: 1.6;
}

@media (max-width: 1040px) {
    .hero,
    .feature-grid,
    .store-grid,
    .story-grid {
        grid-template-columns: 1fr;
    }

    .download-panel,
    .support-card {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 780px) {
    :root {
        --header-offset: 118px;
    }

    .topbar {
        flex-direction: column;
        align-items: flex-start;
    }

    .topnav {
        width: 100%;
        justify-content: space-between;
    }

    .theme-buttons,
    .mini-card-grid,
    .mini-layout {
        grid-template-columns: 1fr;
    }

    .mini-rail {
        grid-template-columns: repeat(3, 1fr);
        align-items: center;
    }

    .hero-copy,
    .hero-panel,
    .panel {
        padding: 20px;
    }
}