body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    line-height: 1.5;
    background: radial-gradient(circle at 20% 20%, #f3f6ff 0, #f7f9ff 28%, #eef2f8 60%, #f6f8fc 100%);
    color: #0f172a;
}

header.hero {
    position: relative;
    background: radial-gradient(120% 120% at 15% 20%, rgba(255, 255, 255, 0.08), transparent 55%),
        radial-gradient(120% 120% at 85% 0%, rgba(255, 255, 255, 0.14), transparent 60%),
        linear-gradient(135deg, #0bb3a4, #0a7ad1);
    color: #fff;
    padding: 56px 32px 72px;
    overflow: hidden;
    box-shadow: 0 18px 60px rgba(10, 98, 170, 0.25);
}

.hero-inner {
    position: relative;
    z-index: 1;
    max-width: 1180px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 24px;
}

.hero-badge {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 14px 18px;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.28);
    border-radius: 16px;
    box-shadow: 0 22px 60px rgba(0, 0, 0, 0.14);
    backdrop-filter: blur(8px);
    text-decoration: none;
    color: inherit;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.hero-badge:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.5);
    box-shadow: 0 26px 68px rgba(0, 0, 0, 0.18);
}

.hero-logo {
    position: relative;
    width: 128px;
    aspect-ratio: 1;
    display: grid;
    place-items: center;
    isolation: isolate;
}

.logo-core {
    width: 70px;
    height: 70px;
    border-radius: 22px;
    background: linear-gradient(145deg, #0bb3a4, #0a7ad1);
    box-shadow: 0 14px 40px rgba(0, 0, 0, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.3);
    display: grid;
    place-items: center;
    animation: floatSoft 4.5s ease-in-out infinite;
}

.logo-img {
    width: 52px;
    height: 52px;
    object-fit: contain;
    filter: drop-shadow(0 8px 14px rgba(0, 0, 0, 0.28));
}

.logo-ring {
    position: absolute;
    inset: 10%;
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.55);
    box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.12), 0 16px 36px rgba(10, 122, 209, 0.3);
    animation: orbitSpin 12s linear infinite;
}

.logo-pulse {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.32), transparent 48%),
        radial-gradient(circle at 70% 70%, rgba(255, 255, 255, 0.22), transparent 52%);
    opacity: 0.38;
    animation: pulseSoft 6.5s ease-in-out infinite;
}

.logo-glow {
    position: absolute;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #b0f4ff;
    box-shadow: 0 0 20px 12px rgba(176, 244, 255, 0.55);
    animation: orbitDot 8s linear infinite;
}

.hero-logo-title {
    font-weight: 800;
    letter-spacing: 0.02em;
}

.hero-logo-caption {
    font-size: 13px;
    opacity: 0.82;
    letter-spacing: 0.01em;
}

header.hero::before,
header.hero::after {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
}

header.hero::before {
    background: radial-gradient(60% 80% at 10% 80%, rgba(255, 255, 255, 0.12), transparent 70%);
}

header.hero::after {
    background: radial-gradient(40% 50% at 90% 60%, rgba(255, 255, 255, 0.08), transparent 70%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 980px;
    margin: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
}

h1 {
    margin: 0;
    font-size: 34px;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    margin: 0;
    font-size: 16px;
    line-height: 1.6;
    max-width: 720px;
    opacity: 0.95;
}

.hero-actions {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 6px;
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: #fff;
    color: #0a7ad1;
    border-radius: 999px;
    font-weight: 700;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
    border: 1px solid rgba(255, 255, 255, 0.6);
}

.hero-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 14px 36px rgba(0, 0, 0, 0.16);
    background: #f4f8ff;
}

.wrap {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 24px;
    padding: 24px 32px;
}

nav {
    position: sticky;
    top: 12px;
    align-self: start;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(226, 232, 240, 0.8);
    border-radius: 12px;
    padding: 16px;
    max-height: calc(100vh - 48px);
    overflow: auto;
    box-shadow: 0 18px 50px rgba(15, 23, 42, 0.12);
}

nav h3 {
    margin-top: 0;
}

nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

nav li {
    margin: 6px 0;
}

a,
a:visited {
    color: #0b79d0;
    text-decoration: none !important;
}

a:hover {
    text-decoration: none !important;
}

nav a {
    display: block;
    padding: 4px 6px;
    color: #0b79d0;
    text-decoration: none !important;
    border-radius: 8px;
}

nav a:hover {
    text-decoration: none !important;
}

nav a.active {
    background: #e6f3ff;
    color: #075a9e;
    font-weight: 600;
}

nav details {
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    padding: 8px 10px;
    background: #fafbfc;
}

nav details summary {
    cursor: pointer;
    font-weight: 600;
    color: #0b79d0;
}

nav details summary::-webkit-details-marker {
    display: none;
}

nav details[open] {
    background: #f4f8ff;
}

nav details>ul {
    margin-top: 6px;
}

mark {
    background: #e6f0ff;
    color: inherit;
    padding: 0 2px;
    border-radius: 3px;
}

section {
    background: #fff;
    border: 1px solid rgba(226, 232, 240, 0.8);
    border-radius: 14px;
    padding: 20px 24px;
    margin-bottom: 16px;
    box-shadow: 0 16px 46px rgba(15, 23, 42, 0.1);
}

section h2 {
    margin-top: 0;
}

table {
    border-collapse: collapse;
    width: 100%;
    margin: 12px 0;
    border-radius: 14px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 10px 36px rgba(15, 23, 42, 0.08);
}

.pill-group {
    display: inline-flex;
    gap: 6px;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
}

.pill {
    padding: 4px 10px;
    border-radius: 999px;
    background: #eef6ff;
    color: #0b79d0;
    border: 1px solid #d6e8ff;
    font-weight: 700;
    font-size: 13px;
    line-height: 1.2;
    text-transform: uppercase;
    letter-spacing: 0.01em;
}

.pill-muted {
    background: #f1f5f9;
    color: #475569;
    border-color: #e2e8f0;
    font-weight: 600;
}

th,
td {
    border: 1px solid #e5e7eb;
    padding: 8px 10px;
    text-align: left;
}

thead th {
    background: linear-gradient(135deg, #f8fafc, #eef2f7);
    font-weight: 700;
    color: #0f172a;
    letter-spacing: -0.01em;
}

tbody tr:nth-child(even) {
    background: #f9fbff;
}

tbody tr:hover {
    background: #eef6ff;
    transition: background 0.15s ease;
}

@keyframes orbitSpin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

@keyframes pulseSoft {
    0% {
        transform: scale(0.94);
        opacity: 0.32;
    }

    50% {
        transform: scale(1.05);
        opacity: 0.56;
    }

    100% {
        transform: scale(0.94);
        opacity: 0.32;
    }
}

@keyframes orbitDot {
    from {
        transform: rotate(0deg) translateX(54px) rotate(0deg);
    }

    to {
        transform: rotate(360deg) translateX(54px) rotate(-360deg);
    }
}

@keyframes floatSoft {
    0% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-6px);
    }

    100% {
        transform: translateY(0);
    }
}

pre,
code {
    background: #f6f8fb;
    border-radius: 10px;
    padding: 10px 12px;
    display: block;
    white-space: pre-wrap;
    word-break: break-word;
    border: 1px solid #e2e8f0;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.6), 0 10px 28px rgba(15, 23, 42, 0.06);
}

blockquote {
    border-left: 4px solid #0b79d0;
    margin: 12px 0;
    padding: 0 12px;
    color: #444;
}

.tabbed-flattened {
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    overflow: hidden;
    margin: 16px 0;
    box-shadow: 0 14px 40px rgba(15, 23, 42, 0.08);
}

.tabbed-pane {
    border-top: 1px solid #e5e7eb;
    padding: 12px 16px;
    background: #fff;
}

.tabbed-pane:first-child {
    border-top: none;
}

.tabbed-title {
    font-weight: 600;
    color: #0b79d0;
    margin-bottom: 8px;
}

details.example summary {
    font-weight: 600;
    color: #0f172a;
}

@media (max-width: 1200px) {
    header.hero {
        padding: 48px 24px 64px;
    }

    h1 {
        font-size: 30px;
    }

    .hero-inner {
        gap: 24px;
    }

    .hero-logo {
        width: 116px;
    }
}

@media (min-width: 961px) {
    .hero-inner {
        margin-left: 0;
        margin-right: auto;
    }
}

@media (max-width: 960px) {
    .wrap {
        grid-template-columns: 1fr;
        padding: 16px 18px;
        gap: 16px;
    }

    nav {
        position: relative;
        top: 0;
        max-height: none;
        width: 100%;
    }

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

    .hero-badge {
        align-self: flex-start;
    }

    section {
        padding: 18px 16px;
    }

    table {
        display: block;
        overflow-x: auto;
    }
}

@media (max-width: 720px) {
    header.hero {
        padding: 36px 18px 48px;
    }

    .hero-inner {
        align-items: center;
    }

    .hero-content {
        align-items: center;
        text-align: center;
    }

    .hero-badge {
        align-self: center;
    }

    h1 {
        font-size: 26px;
    }

    .hero-logo {
        width: 102px;
    }

    .hero-logo-title {
        font-size: 15px;
    }

    .hero-logo-caption {
        font-size: 12px;
    }

    .hero-subtitle {
        font-size: 14px;
    }

    .hero-actions {
        width: 100%;
    }

    .hero-cta {
        width: 100%;
        justify-content: center;
        text-align: center;
    }

    nav {
        padding: 12px;
        border-radius: 10px;
    }

    .wrap {
        padding: 12px;
    }
}