:root {
    color-scheme: light;
    --bg: #fbf5ea;
    --bg-strong: #f0e2c1;
    --ink: #1f1a17;
    --muted: #6d6158;
    --line: rgba(31, 26, 23, 0.12);
    --card: rgba(255, 253, 248, 0.72);
    --accent: #d84f31;
    --accent-2: #0f766e;
    --accent-3: #12355b;
    --shadow: 0 18px 60px rgba(69, 41, 24, 0.12);
    --radius: 24px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--ink);
    font-family: "Space Grotesk", "Segoe UI", sans-serif;
    background:
        radial-gradient(circle at top left, rgba(216, 79, 49, 0.18), transparent 30%),
        radial-gradient(circle at 90% 10%, rgba(15, 118, 110, 0.18), transparent 22%),
        linear-gradient(180deg, #fffaf0 0%, var(--bg) 45%, #efe2cb 100%);
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.18) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.18) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.24), transparent 78%);
}

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

code,
pre {
    font-family: "IBM Plex Mono", Consolas, monospace;
}

code {
    font-size: 0.95em;
}

.page-shell {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
    padding: 24px 0 48px;
}

.topbar,
.hero-grid,
.info-grid,
.docs-grid,
.demo-grid,
.section-heading,
.status-grid,
.cta-row {
    display: grid;
    gap: 18px;
}

.topbar {
    grid-template-columns: auto 1fr;
    align-items: center;
    margin-bottom: 22px;
}

.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 18px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent), #f0a93e);
    color: #fff7ed;
    box-shadow: var(--shadow);
}

.topbar-links {
    display: flex;
    justify-content: flex-end;
    gap: 16px;
    flex-wrap: wrap;
}

.topbar-links a {
    color: var(--muted);
}

.hero {
    padding-bottom: 28px;
}

.hero-grid {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: stretch;
}

.card {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.panel {
    padding: 28px;
    background: var(--card);
    backdrop-filter: blur(18px);
}

.eyebrow {
    margin: 0 0 8px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.78rem;
    color: var(--accent-2);
}

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

h1 {
    margin-bottom: 14px;
    font-size: clamp(2.6rem, 6vw, 5rem);
    line-height: 0.94;
}

h2 {
    margin-bottom: 12px;
    font-size: clamp(1.5rem, 2.4vw, 2.1rem);
}

.lede,
.note,
.caption,
.demo-status,
.status-label,
.metric-list span,
.topbar-links a,
.info-grid p,
.docs-grid p {
    color: var(--muted);
}

.cta-row {
    grid-template-columns: repeat(2, max-content);
    margin: 24px 0;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 18px;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 700;
    cursor: pointer;
    transition: transform 180ms ease, background-color 180ms ease, border-color 180ms ease;
}

.button:hover {
    transform: translateY(-1px);
}

.button.primary {
    background: var(--accent-3);
    color: #eff7ff;
}

.button.secondary {
    background: rgba(255, 255, 255, 0.74);
    border-color: var(--line);
    color: var(--ink);
}

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

.status-grid div,
.metric-list div {
    padding: 14px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.55);
    border: 1px solid rgba(31, 26, 23, 0.08);
}

.status-label,
.metric-list span {
    display: block;
    margin-bottom: 4px;
    font-size: 0.82rem;
}

.hero-visual {
    display: grid;
    align-content: center;
}

.visual-stage {
    position: relative;
    min-height: 320px;
    border-radius: 22px;
    background: linear-gradient(140deg, #fff7ea 0%, #f5e6ce 100%);
    overflow: hidden;
}

.visual-grid,
.demo-backplate {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(18, 53, 91, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(18, 53, 91, 0.08) 1px, transparent 1px);
    background-size: 28px 28px;
}

.visual-node {
    position: absolute;
    display: grid;
    place-items: center;
    border-radius: 22px;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.visual-node-a {
    left: 100px;
    top: 96px;
    width: 160px;
    height: 120px;
    color: #fff7ed;
    background: linear-gradient(135deg, rgba(216, 79, 49, 0.92), rgba(240, 169, 62, 0.92));
    transform: rotate(-12deg) skewX(10deg);
}

.visual-node-b {
    right: 44px;
    top: 66px;
    width: 140px;
    height: 110px;
    color: #f0fdfa;
    background: linear-gradient(135deg, rgba(18, 53, 91, 0.92), rgba(15, 118, 110, 0.92));
    transform: rotate(9deg);
}

.hero-svg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.hero-svg polygon {
    fill: rgba(15, 118, 110, 0.18);
    stroke: #0f766e;
    stroke-width: 3;
    stroke-dasharray: 7 6;
}

.hero-svg circle {
    fill: #0f766e;
}

.info-grid,
.docs-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-bottom: 22px;
}

.docs-grid {
    grid-template-columns: 1.1fr 0.9fr;
}

pre {
    margin: 0;
    padding: 18px;
    overflow: auto;
    border-radius: 18px;
    background: #171411;
    color: #f7f2ea;
    font-size: 0.93rem;
    line-height: 1.6;
}

.api-list {
    margin: 0;
    padding-left: 18px;
}

.api-list li + li {
    margin-top: 10px;
}

.live-demo {
    margin-top: 24px;
}

.section-heading {
    grid-template-columns: 1fr auto;
    align-items: end;
    margin-bottom: 18px;
}

.demo-grid {
    grid-template-columns: 300px 1fr;
    align-items: start;
}

.demo-controls {
    display: grid;
    gap: 16px;
}

.demo-controls label {
    display: grid;
    gap: 8px;
    font-weight: 500;
}

input[type="range"],
select {
    width: 100%;
}

.metric-list {
    display: grid;
    gap: 12px;
}

.metric-list strong {
    display: block;
    font-size: 1rem;
}

.demo-stage-wrap {
    min-width: 0;
}

.demo-stage {
    position: relative;
    min-height: 420px;
    padding: 28px;
    border-radius: 24px;
    background: linear-gradient(160deg, rgba(255, 247, 234, 0.88), rgba(240, 226, 193, 0.78));
    overflow: hidden;
}

.demo-reference {
    position: absolute;
    right: 24px;
    top: 18px;
    padding: 8px 12px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.78);
    border: 1px solid rgba(31, 26, 23, 0.08);
    color: var(--muted);
    font-size: 0.85rem;
}

.demo-stack {
    position: relative;
    width: 100%;
    height: 100%;
    min-height: 364px;
}

.demo-card {
    position: absolute;
    display: grid;
    place-content: center;
    gap: 6px;
    border-radius: 26px;
    text-align: center;
}

.demo-card-base {
    left: 90px;
    top: 110px;
    width: 300px;
    height: 200px;
    border: 2px solid rgba(18, 53, 91, 0.18);
    background: rgba(18, 53, 91, 0.08);
    color: var(--accent-3);
}

.demo-card-target {
    left: 170px;
    top: 146px;
    width: 220px;
    height: 120px;
    padding: 20px 28px;
    border: 8px solid rgba(15, 118, 110, 0.92);
    background: rgba(15, 118, 110, 0.18);
    color: #083b37;
    transform-origin: center;
    will-change: transform;
}

.demo-card-target small {
    color: rgba(8, 59, 55, 0.78);
}

.demo-overlay {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: visible;
}

.demo-overlay polygon {
    fill: rgba(216, 79, 49, 0.16);
    stroke: var(--accent);
    stroke-width: 3;
    stroke-dasharray: 9 6;
}

.demo-overlay circle {
    fill: var(--accent);
}

.points-block {
    margin-top: 18px;
}

@keyframes rise-in {
    from {
        opacity: 0;
        transform: translateY(18px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-copy,
.hero-visual,
.info-grid .card,
.docs-grid .card,
.live-demo {
    animation: rise-in 520ms ease both;
}

.hero-visual {
    animation-delay: 90ms;
}

.info-grid .card:nth-child(2) {
    animation-delay: 120ms;
}

.info-grid .card:nth-child(3) {
    animation-delay: 180ms;
}

@media (max-width: 960px) {
    .hero-grid,
    .docs-grid,
    .demo-grid,
    .info-grid,
    .section-heading,
    .status-grid {
        grid-template-columns: 1fr;
    }

    .topbar {
        grid-template-columns: 1fr;
        justify-items: start;
    }

    .topbar-links {
        justify-content: flex-start;
    }

    .cta-row {
        grid-template-columns: 1fr;
    }

    .button {
        width: 100%;
    }
}

@media (max-width: 640px) {
    .page-shell {
        width: min(100% - 20px, 1180px);
        padding-top: 12px;
    }

    .panel {
        padding: 20px;
    }

    .visual-stage,
    .demo-stage {
        min-height: 300px;
    }

    .demo-card-base {
        left: 24px;
        width: calc(100% - 72px);
    }

    .demo-card-target {
        left: 72px;
        width: calc(100% - 120px);
    }
}