:root {
    color-scheme: light;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: #183126;
    background: #f3f7f3;
    font-synthesis: none;
    text-rendering: optimizeLegibility;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    min-height: 100vh;
    background: linear-gradient(180deg, #e8f2e8 0, #f3f7f3 15rem, #f3f7f3 100%);
}

a { color: #176b38; text-underline-offset: 0.16em; }
a:hover { color: #0c4e27; }
a:focus-visible { outline: 3px solid #edb949; outline-offset: 3px; border-radius: 3px; }

.page-header {
    min-height: 4.25rem;
    padding: 0.9rem clamp(1rem, 5vw, 4rem);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    color: #fff;
    background: #1c6637;
}

.page-header a { color: #fff; text-decoration: none; }
.brand { font-weight: 750; letter-spacing: 0.01em; }
.header-link { font-size: 0.95rem; opacity: 0.96; }

.page-shell {
    width: min(100% - 2rem, 930px);
    margin: 2.5rem auto 4rem;
}

.eyebrow {
    margin: 0 0 0.8rem;
    color: #51715c;
    font-size: 0.76rem;
    font-weight: 750;
    letter-spacing: 0.11em;
    text-transform: uppercase;
}

.guide-content {
    padding: clamp(1.25rem, 4vw, 3.25rem);
    border: 1px solid #dce8dd;
    border-radius: 1.15rem;
    background: #fff;
    box-shadow: 0 18px 55px rgb(26 73 42 / 8%);
}

.guide-content > p:first-of-type {
    margin-top: 0;
    color: #486050;
    font-size: 1.12rem;
    line-height: 1.7;
}

.guide-content h1 {
    margin: 0 0 1rem;
    color: #174b2b;
    font-size: clamp(2rem, 5vw, 3rem);
    line-height: 1.1;
    letter-spacing: -0.035em;
}

.guide-content h2 {
    margin: 2.2rem 0 0.75rem;
    color: #245e37;
    font-size: clamp(1.35rem, 3vw, 1.7rem);
    line-height: 1.25;
}

.guide-content p, .guide-content li {
    color: #344b3b;
    font-size: 1.02rem;
    line-height: 1.75;
}

.guide-content li { padding-left: 0.25rem; margin: 0 0 0.8rem; }
.guide-content ul { padding-left: 1.5rem; }
.guide-content ol {
    display: grid;
    gap: 0.9rem;
    padding: 0;
    list-style: none;
    counter-reset: guide-step;
}
.guide-content ol > li {
    position: relative;
    min-height: 2.35rem;
    margin: 0;
    padding: 0 0 0 3.2rem;
    counter-increment: guide-step;
}
.guide-content ol > li::before {
    content: counter(guide-step);
    position: absolute;
    top: 0.1rem;
    left: 0;
    display: grid;
    width: 2.15rem;
    height: 2.15rem;
    place-items: center;
    border-radius: 50%;
    color: #fff;
    background: #247346;
    box-shadow: 0 0 0 4px #e8f3e9;
    font-weight: 800;
    line-height: 1;
}
.guide-content ol > li > p { margin: 0.75rem 0 0; }
.guide-content code {
    padding: 0.12rem 0.35rem;
    border-radius: 0.3rem;
    color: #133d24;
    background: #eaf3eb;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.91em;
    overflow-wrap: anywhere;
}

.tag-example {
    margin: 0.85rem 0 0.95rem;
    padding: 0.85rem 1rem;
    overflow-x: auto;
    border: 1px solid #cfe2d2;
    border-left: 4px solid #2d874f;
    border-radius: 0.55rem;
    background: #f3faf4;
}
.tag-example code {
    padding: 0;
    color: #174b2b;
    background: transparent;
    white-space: nowrap;
}

.guide-content figure { margin: 1.6rem 0 0.5rem; }
.guide-content p > img,
.guide-content figure img {
    display: block;
    width: 100%;
    max-width: 100%;
    height: auto;
    border: 1px solid #d9e1db;
    border-radius: 0.8rem;
    box-shadow: 0 10px 28px rgb(26 73 42 / 12%);
    background: #f7f8f7;
}

.guide-content p > img { margin: 1.6rem 0 0.5rem; }

.guide-content blockquote {
    margin: 1.4rem 0;
    padding: 0.2rem 1rem;
    border-left: 4px solid #e2a83a;
    background: #fff8e8;
}

.guide-content blockquote p { margin: 0.65rem 0; }
.guide-content hr { margin: 2rem 0; border: 0; border-top: 1px solid #e0e9e1; }

.guide-index .guide-content ul {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 0.75rem;
    padding: 0;
    list-style: none;
}
.guide-index .guide-content ul li {
    margin: 0;
    padding: 1rem 1.05rem;
    border: 1px solid #dce8dd;
    border-radius: 0.7rem;
    background: linear-gradient(135deg, #fbfefb, #f0f8f1);
}
.guide-index .guide-content ul li a {
    display: block;
    font-weight: 750;
    text-decoration: none;
}

.editor-link {
    display: inline-flex;
    margin: 0 0 1rem;
    padding: 0.8rem 1rem;
    border-radius: 0.65rem;
    color: #fff;
    background: #216e3c;
    font-weight: 700;
    text-decoration: none;
}

.editor-link:hover { color: #fff; background: #15562d; }
.editor-link[hidden] { display: none; }
.page-footer { margin: 1rem 0; text-align: center; font-size: 0.9rem; }

@media (max-width: 560px) {
    .page-shell { width: min(100% - 1rem, 930px); margin-top: 1rem; }
    .page-header { min-height: 3.7rem; padding-inline: 0.75rem; font-size: 0.92rem; }
    .guide-content { border-radius: 0.75rem; padding: 1.15rem; }
    .guide-content ol > li { padding-left: 2.85rem; }
    .guide-content p > img,
    .guide-content figure img { border-radius: 0.55rem; }
}