@import url("https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,600;9..144,700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap");

:root {
  --sh-bg: #f7f0e1;
  --sh-bg-2: #efe5cf;
  --sh-card: #fffaf0;
  --sh-ink: #1c2b2a;
  --sh-mute: #5b6b68;
  --sh-line: #dccfb2;
  --sh-teal: #0f766e;
  --sh-teal-d: #0a5a54;
  --sh-teal-l: #cfe9e3;
  --sh-sand: #e6c98f;
  --sh-coral: #c2603a;
  --sh-code-bg: #11302e;
  --sh-code-ink: #e9f2ee;
  --sh-code-k: #f0c879;
  --sh-code-s: #8fd8c8;
  --sh-shadow: #0f766e;
  --sh-font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --sh-serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sh-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sh-r: 14px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --sh-bg: #0b1918;
    --sh-bg-2: #102523;
    --sh-card: #132a28;
    --sh-ink: #efe6d2;
    --sh-mute: #9fb2ad;
    --sh-line: #24413e;
    --sh-teal: #3cc2b3;
    --sh-teal-d: #7fdccf;
    --sh-teal-l: #17403c;
    --sh-sand: #d9b774;
    --sh-coral: #e08a63;
    --sh-code-bg: #071211;
    --sh-code-ink: #e4efea;
    --sh-code-k: #e8c070;
    --sh-code-s: #7fd6c6;
    --sh-shadow: #07100f;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--sh-bg);
  color: var(--sh-ink);
  font: 400 16px/1.65 var(--sh-font);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg { max-width: 100%; }
a { color: var(--sh-teal-d); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--sh-coral); }
code {
  font: 500 .88em var(--sh-mono);
  background: var(--sh-bg-2);
  border: 1px solid var(--sh-line);
  padding: .08em .4em;
  border-radius: 6px;
  overflow-wrap: anywhere;
}
h1, h2, h3 { font-family: var(--sh-serif); line-height: 1.12; letter-spacing: -.01em; margin: 0; }

.sh-wrap { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 16px; }

/* header */
.sh-head {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--sh-bg) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--sh-line);
}
.sh-head .sh-wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; min-height: 62px; }
.sh-brand {
  display: inline-flex; align-items: center; gap: 10px;
  font: 700 1.45rem var(--sh-serif); color: var(--sh-ink); text-decoration: none; letter-spacing: -.02em;
}
.sh-brand img { width: 30px; height: 30px; display: block; }
.sh-nav { display: flex; gap: 4px; flex-wrap: wrap; }
.sh-nav a {
  color: var(--sh-mute); text-decoration: none; font-weight: 500; font-size: .95rem;
  padding: 6px 12px; border-radius: 999px;
}
.sh-nav a:hover { color: var(--sh-ink); background: var(--sh-bg-2); }
.sh-nav a[aria-current="page"] { color: var(--sh-card); background: var(--sh-teal); }
@media (prefers-color-scheme: dark) { .sh-nav a[aria-current="page"] { color: #06201d; } }

/* buttons */
.sh-btn {
  display: inline-block; font: 600 .95rem var(--sh-font); text-decoration: none;
  padding: 12px 22px; border-radius: 10px; border: 2px solid var(--sh-ink);
  transition: transform .15s ease, box-shadow .15s ease;
}
.sh-btn-main { background: var(--sh-teal); color: #fffaf0; border-color: var(--sh-teal-d); box-shadow: 4px 4px 0 var(--sh-sand); }
.sh-btn-main:hover { color: #fffaf0; transform: translate(-2px, -2px); box-shadow: 6px 6px 0 var(--sh-sand); }
.sh-btn-ghost { background: transparent; color: var(--sh-ink); border-color: var(--sh-line); }
.sh-btn-ghost:hover { color: var(--sh-ink); border-color: var(--sh-teal); }
@media (prefers-color-scheme: dark) { .sh-btn-main, .sh-btn-main:hover { color: #06201d; } }
.sh-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 28px; }

/* hero: staggered offset */
.sh-hero { padding: 56px 0 28px; position: relative; }
.sh-hero-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 0 20px; align-items: start; }
.sh-hero-copy { grid-column: 1 / span 8; }
.sh-eyebrow {
  display: inline-block; font: 500 .78rem var(--sh-mono); text-transform: uppercase; letter-spacing: .1em;
  color: var(--sh-teal-d); background: var(--sh-teal-l); padding: 5px 12px; border-radius: 999px; margin-bottom: 20px;
}
.sh-hero h1 { font-size: clamp(2.3rem, 6vw, 4.2rem); font-weight: 700; }
.sh-hero h1 em { font-style: italic; color: var(--sh-teal); }
.sh-hero p.sh-lede { font-size: 1.15rem; color: var(--sh-mute); max-width: 560px; margin: 22px 0 0; }
.sh-hero-card { grid-column: 6 / span 7; margin-top: 36px; margin-left: 24px; position: relative; z-index: 1; }

/* code card */
.sh-code {
  margin: 0; background: var(--sh-code-bg); color: var(--sh-code-ink);
  border-radius: var(--sh-r); padding: 20px 22px; overflow-x: auto;
  font: 400 .86rem/1.75 var(--sh-mono);
  border: 2px solid var(--sh-teal);
  box-shadow: 8px 8px 0 var(--sh-shadow);
}
.sh-code .k { color: var(--sh-code-k); }
.sh-code .s { color: var(--sh-code-s); }
.sh-code .c { color: #7f9c96; }
.sh-code-label {
  display: block; font: 500 .72rem var(--sh-mono); text-transform: uppercase; letter-spacing: .12em;
  color: var(--sh-mute); margin: 0 0 8px 4px;
}

/* sections */
.sh-sec { padding: 48px 0; }
.sh-sec-head { max-width: 560px; margin-bottom: 30px; }
.sh-sec-head h2 { font-size: clamp(1.7rem, 3.6vw, 2.4rem); }
.sh-sec-head p { color: var(--sh-mute); margin: 12px 0 0; }

/* staggered feature cards */
.sh-stagger { display: grid; grid-template-columns: repeat(12, 1fr); gap: 26px 20px; }
.sh-card {
  background: var(--sh-card); border: 1px solid var(--sh-line); border-radius: var(--sh-r);
  padding: 24px 24px 26px; position: relative;
  box-shadow: 6px 6px 0 var(--sh-bg-2);
}
.sh-card h3 { font-size: 1.3rem; margin: 14px 0 8px; }
.sh-card p { margin: 0; color: var(--sh-mute); font-size: .97rem; }
.sh-ico {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  background: var(--sh-teal-l); color: var(--sh-teal-d);
}
.sh-ico svg { width: 24px; height: 24px; }
.sh-stagger .sh-card:nth-child(1) { grid-column: 1 / span 6; }
.sh-stagger .sh-card:nth-child(2) { grid-column: 7 / span 6; margin-top: 44px; }
.sh-stagger .sh-card:nth-child(3) { grid-column: 2 / span 6; margin-top: -14px; }
.sh-stagger .sh-card:nth-child(4) { grid-column: 8 / span 5; margin-top: 30px; }
.sh-stagger .sh-card:nth-child(5) { grid-column: 1 / span 5; }
.sh-stagger .sh-card:nth-child(6) { grid-column: 6 / span 6; margin-top: 36px; margin-left: 20px; }
.sh-card.sh-sand { background: var(--sh-sand); border-color: transparent; box-shadow: 6px 6px 0 var(--sh-teal); }
.sh-card.sh-sand p, .sh-card.sh-sand h3 { color: #2a2310; }
.sh-card.sh-sand .sh-ico { background: rgba(255,255,255,.45); color: #2a2310; }

/* stats band */
.sh-band { background: var(--sh-teal); color: #fffaf0; margin: 34px 0 0; padding: 54px 0 62px; }
@media (prefers-color-scheme: dark) { .sh-band { background: #0f3a36; } }
.sh-band h2 { font-size: clamp(1.6rem, 3.4vw, 2.2rem); max-width: 520px; }
.sh-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 30px; }
.sh-stat {
  background: rgba(255,250,240,.08); border: 1px solid rgba(255,250,240,.28);
  border-radius: var(--sh-r); padding: 20px;
}
.sh-stat:nth-child(2) { transform: translateY(22px); }
.sh-stat:nth-child(3) { transform: translateY(8px); }
.sh-stat:nth-child(4) { transform: translateY(30px); }
.sh-stat b { display: block; font: 700 2.3rem/1 var(--sh-serif); color: #f3d9a0; }
.sh-stat span { display: block; margin-top: 8px; font-size: .9rem; color: rgba(255,250,240,.82); }

/* page (docs/about/edges) */
.sh-page { padding: 48px 16px 64px; max-width: 880px; }
.sh-page h1 { font-size: clamp(2.1rem, 5vw, 3.2rem); }
.sh-lead { font-size: 1.15rem; color: var(--sh-mute); margin: 16px 0 34px; max-width: 640px; }
.sh-step {
  background: var(--sh-card); border: 1px solid var(--sh-line); border-radius: var(--sh-r);
  padding: 24px; margin: 0 0 30px; box-shadow: 6px 6px 0 var(--sh-bg-2); position: relative;
}
.sh-step:nth-of-type(odd) { margin-right: 6%; }
.sh-step:nth-of-type(even) { margin-left: 6%; }
.sh-step h2 { font-size: 1.5rem; margin-bottom: 10px; }
.sh-step h2 i {
  font: 600 .8rem var(--sh-mono); font-style: normal; color: #fffaf0; background: var(--sh-teal);
  padding: 3px 9px; border-radius: 999px; vertical-align: middle; margin-right: 8px;
}
@media (prefers-color-scheme: dark) { .sh-step h2 i { color: #06201d; } }
.sh-step p { margin: 0 0 14px; }
.sh-step .sh-code { margin: 14px 0 6px; box-shadow: 4px 4px 0 var(--sh-shadow); }
.sh-note {
  border-left: 4px solid var(--sh-coral); background: var(--sh-bg-2);
  padding: 14px 18px; border-radius: 0 var(--sh-r) var(--sh-r) 0; margin: 30px 0 0 6%; color: var(--sh-mute);
}
.sh-page h2.sh-h2 { font-size: 1.6rem; margin: 40px 0 12px; }
.sh-page p { margin: 0 0 16px; }
.sh-kv { list-style: none; padding: 0; margin: 14px 0 0; display: grid; gap: 8px; }
.sh-kv li { padding: 10px 14px; background: var(--sh-bg-2); border-radius: 10px; font-size: .95rem; }

/* table */
.sh-scroll { overflow-x: auto; border: 1px solid var(--sh-line); border-radius: var(--sh-r); background: var(--sh-card); box-shadow: 6px 6px 0 var(--sh-bg-2); }
.sh-t { width: 100%; border-collapse: collapse; min-width: 560px; font-size: .95rem; }
.sh-t th, .sh-t td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--sh-line); white-space: nowrap; }
.sh-t th { font: 500 .74rem var(--sh-mono); text-transform: uppercase; letter-spacing: .1em; color: var(--sh-mute); background: var(--sh-bg-2); }
.sh-t tr:last-child td { border-bottom: 0; }
.sh-t td:first-child { font-family: var(--sh-mono); font-size: .88rem; color: var(--sh-teal-d); }
.sh-up { color: var(--sh-teal-d); font-weight: 600; }
.sh-up::before { content: ""; display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--sh-teal); margin-right: 8px; }

/* about cards */
.sh-two { display: grid; grid-template-columns: repeat(12, 1fr); gap: 26px 20px; margin: 10px 0 10px; }
.sh-two .sh-card:nth-child(1) { grid-column: 1 / span 7; }
.sh-two .sh-card:nth-child(2) { grid-column: 6 / span 7; margin-top: -4px; }

/* 404 */
.sh-lost { max-width: 560px; padding: 90px 16px 100px; margin: 0 auto 0 max(16px, calc((100vw - 1120px) / 2 + 16px)); }
.sh-lost b { display: block; font: 700 clamp(5rem, 22vw, 9rem)/1 var(--sh-serif); color: var(--sh-teal); letter-spacing: -.04em; }
.sh-lost p { color: var(--sh-mute); margin: 14px 0 26px; font-size: 1.08rem; }

/* footer */
.sh-foot { border-top: 1px solid var(--sh-line); background: var(--sh-bg-2); padding: 26px 0; font-size: .9rem; color: var(--sh-mute); }
.sh-foot .sh-wrap { display: flex; justify-content: space-between; gap: 12px 24px; flex-wrap: wrap; }
.sh-foot nav { display: flex; gap: 18px; flex-wrap: wrap; }
.sh-foot a { color: var(--sh-mute); text-decoration: none; }
.sh-foot a:hover { color: var(--sh-teal-d); }

/* responsive */
@media (max-width: 860px) {
  .sh-hero-copy, .sh-hero-card { grid-column: 1 / -1; }
  .sh-hero-card { margin-left: 18px; margin-top: 34px; }
  .sh-stagger .sh-card:nth-child(n) { grid-column: 1 / -1; margin-top: 0; margin-left: 0; }
  .sh-stagger .sh-card:nth-child(even) { margin-left: 22px; }
  .sh-stagger .sh-card:nth-child(odd) { margin-right: 22px; }
  .sh-stats { grid-template-columns: repeat(2, 1fr); }
  .sh-two .sh-card:nth-child(n) { grid-column: 1 / -1; margin-top: 0; }
  .sh-two .sh-card:nth-child(2) { margin-left: 22px; }
}
@media (max-width: 560px) {
  .sh-hero { padding-top: 36px; }
  .sh-step:nth-of-type(n) { margin-left: 0; margin-right: 0; }
  .sh-step:nth-of-type(even) { margin-left: 14px; }
  .sh-note { margin-left: 0; }
  .sh-hero-card { margin-left: 8px; }
  .sh-stagger .sh-card:nth-child(even) { margin-left: 12px; }
  .sh-stagger .sh-card:nth-child(odd) { margin-right: 12px; }
  .sh-stat:nth-child(n) { transform: none; }
  .sh-code { font-size: .8rem; }
}