:root {
    color-scheme: light;
    --pkg-bg: #f5f7fb;
    --pkg-surface: #ffffff;
    --pkg-surface-muted: #eef5ff;
    --pkg-border: #d7e3f4;
    --pkg-text: #102038;
    --pkg-text-muted: #4e627e;
    --pkg-primary: #0f9ec7;
    --pkg-primary-dark: #0b7fa1;
    --pkg-code-bg: #0f172a;
    --pkg-code-text: #d9e7ff;
    --pkg-success: #138a52;
    --pkg-warning: #b7791f;
    --pkg-shadow: 0 18px 44px rgba(15, 32, 56, 0.08);
    --pkg-radius-lg: 24px;
    --pkg-radius-md: 18px;
    --pkg-radius-sm: 12px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Segoe UI", Arial, sans-serif;
    line-height: 1.6;
    color: var(--pkg-text);
    background:
        radial-gradient(circle at top right, rgba(15, 158, 199, 0.12), transparent 24rem),
        linear-gradient(180deg, #fbfdff 0%, var(--pkg-bg) 100%);
}

a {
    color: var(--pkg-primary-dark);
}

a:hover {
    color: var(--pkg-primary);
}

code,
pre {
    font-family: Consolas, "Courier New", monospace;
}

pre {
    margin: 0;
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-word;
}

.pkg-shell {
    width: min(1120px, calc(100% - 2rem));
    margin: 0 auto;
}

.pkg-header {
    padding: 2.5rem 0 1rem;
}

.pkg-topbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.pkg-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--pkg-text-muted);
}

.pkg-brand-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.75rem;
    height: 2.75rem;
    padding: 0 0.85rem;
    border-radius: 999px;
    background: var(--pkg-primary);
    color: #fff;
    box-shadow: var(--pkg-shadow);
}

.pkg-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
}

.pkg-nav a,
.pkg-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    padding: 0.65rem 1rem;
    border: 1px solid var(--pkg-border);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.78);
    color: var(--pkg-text);
    text-decoration: none;
    font-weight: 600;
}

.pkg-nav a:hover,
.pkg-chip:hover {
    border-color: rgba(15, 158, 199, 0.45);
    box-shadow: 0 10px 24px rgba(15, 158, 199, 0.12);
}

.pkg-hero {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: minmax(0, 1.6fr) minmax(280px, 0.9fr);
    align-items: stretch;
    padding: 1rem 0 2rem;
}

.pkg-card {
    background: var(--pkg-surface);
    border: 1px solid var(--pkg-border);
    border-radius: var(--pkg-radius-lg);
    box-shadow: var(--pkg-shadow);
}

.pkg-card-body {
    padding: 1.6rem;
}

.pkg-hero-main {
    padding: 2rem;
}

.pkg-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin-bottom: 1rem;
    color: var(--pkg-primary-dark);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.pkg-hero h1,
.pkg-section h1,
.pkg-section h2,
.pkg-section h3 {
    margin: 0 0 0.75rem;
    line-height: 1.15;
}

.pkg-hero h1,
.pkg-section h1 {
    font-size: clamp(2rem, 4vw, 3.25rem);
}

.pkg-lead {
    margin: 0;
    color: var(--pkg-text-muted);
    font-size: 1.08rem;
}

.pkg-hero-actions,
.pkg-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
}

.pkg-hero-actions {
    margin-top: 1.5rem;
}

.pkg-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 3rem;
    padding: 0.8rem 1.2rem;
    border-radius: 999px;
    border: 1px solid var(--pkg-border);
    background: #fff;
    color: var(--pkg-text);
    text-decoration: none;
    font-weight: 700;
}

.pkg-btn-primary {
    border-color: transparent;
    background: linear-gradient(135deg, var(--pkg-primary) 0%, #28b2dd 100%);
    color: #fff;
    box-shadow: 0 16px 32px rgba(15, 158, 199, 0.24);
}

.pkg-grid {
    display: grid;
    gap: 1rem;
}

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

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

.pkg-section {
    padding: 0 0 2rem;
}

.pkg-section-title {
    margin-bottom: 1.25rem;
}

.pkg-section-title p {
    margin: 0;
    color: var(--pkg-text-muted);
}

.pkg-list {
    margin: 0;
    padding-left: 1.25rem;
}

.pkg-list li + li {
    margin-top: 0.5rem;
}

.pkg-table-wrap {
    overflow-x: auto;
    border-radius: var(--pkg-radius-md);
    border: 1px solid var(--pkg-border);
    background: var(--pkg-surface);
}

.pkg-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 760px;
}

.pkg-table th,
.pkg-table td {
    padding: 0.85rem 1rem;
    border-bottom: 1px solid rgba(215, 227, 244, 0.85);
    text-align: left;
    vertical-align: top;
}

.pkg-table th {
    background: #f7fbff;
    font-size: 0.92rem;
}

.pkg-code {
    padding: 1rem 1.1rem;
    border-radius: var(--pkg-radius-md);
    background: var(--pkg-code-bg);
    color: var(--pkg-code-text);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.pkg-code + .pkg-code,
.pkg-card + .pkg-card {
    margin-top: 1rem;
}

.pkg-note,
.pkg-callout {
    padding: 1rem 1.1rem;
    border-radius: var(--pkg-radius-md);
    border: 1px solid var(--pkg-border);
    background: var(--pkg-surface-muted);
}

.pkg-callout-warning {
    background: #fff8ee;
    border-color: #f1d3a0;
}

.pkg-note strong,
.pkg-callout strong {
    display: inline-block;
    margin-right: 0.35rem;
}

.pkg-kicker {
    color: var(--pkg-success);
    font-weight: 700;
}

.pkg-demo-shell {
    display: grid;
    gap: 1rem;
    grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.85fr);
}

.pkg-log {
    min-height: 18rem;
    max-height: 28rem;
    overflow: auto;
    padding: 1rem;
    border-radius: var(--pkg-radius-md);
    background: var(--pkg-code-bg);
    color: #d6ecff;
    font-size: 0.9rem;
}

.pkg-log-entry + .pkg-log-entry {
    margin-top: 0.45rem;
}

.pkg-muted {
    color: var(--pkg-text-muted);
}

.pkg-footer {
    padding: 0 0 3rem;
    color: var(--pkg-text-muted);
    font-size: 0.95rem;
}

.pkg-subnav {
    margin-top: 1rem;
}

.pkg-subnav a {
    margin-right: 0.5rem;
}

.pkg-inline-code {
    display: inline-block;
    padding: 0.1rem 0.4rem;
    border-radius: 0.45rem;
    background: rgba(15, 32, 56, 0.08);
    color: var(--pkg-text);
}

.pkg-demo-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.pkg-field {
    display: grid;
    gap: 0.35rem;
    min-width: 150px;
    color: var(--pkg-text-muted);
    font-size: 0.9rem;
}

.pkg-field input,
.pkg-field select {
    min-height: 2.5rem;
    padding: 0.55rem 0.75rem;
    border: 1px solid var(--pkg-border);
    border-radius: 0.8rem;
    font: inherit;
    color: var(--pkg-text);
    background: #fff;
}

.pkg-stat-grid {
    display: grid;
    gap: 0.85rem;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}

.pkg-stat {
    padding: 0.9rem 1rem;
    border-radius: var(--pkg-radius-md);
    border: 1px solid var(--pkg-border);
    background: #fff;
}

.pkg-stat strong {
    display: block;
    font-size: 1.35rem;
    color: var(--pkg-text);
}

.pkg-breadcrumbs {
    margin-bottom: 1rem;
    color: var(--pkg-text-muted);
    font-size: 0.95rem;
}

.pkg-breadcrumbs a {
    text-decoration: none;
}

@media (max-width: 920px) {
    .pkg-hero,
    .pkg-demo-shell,
    .pkg-grid-2,
    .pkg-grid-3 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .pkg-shell {
        width: min(100% - 1rem, 1120px);
    }

    .pkg-hero-main,
    .pkg-card-body {
        padding: 1.2rem;
    }

    .pkg-nav {
        width: 100%;
    }

    .pkg-nav a {
        flex: 1 1 calc(50% - 0.65rem);
    }
}