/* IDE TEA site: colors from the icon (night glass, iced tea, mint straw, ice). */
:root {
  --bg: #161b26;
  --bg-raised: #1f2533;
  --bg-code: #10141d;
  --text: #e4e8ef;
  --muted: #9aa3b5;
  --line: #2e3646;
  --tea: #e9a24f;
  --tea-strong: #f2b566;
  --mint: #63cdb5;
  --ice: #cfe3ee;
  --warn: #f0b45c;
  --shadow: 0 10px 30px rgb(0 0 0 / 0.35);
  color-scheme: dark;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --bg: #f7f5f1;
    --bg-raised: #ffffff;
    --bg-code: #eef0f4;
    --text: #1d2330;
    --muted: #5c6577;
    --line: #dfe2e8;
    --tea: #b8681a;
    --tea-strong: #9a5510;
    --mint: #1d8a72;
    --ice: #2c5468;
    --warn: #9a5a00;
    --shadow: 0 10px 30px rgb(20 30 50 / 0.12);
    color-scheme: light;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.65 "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--mint); text-underline-offset: 3px; }
a:hover { color: var(--tea-strong); }

code, pre, kbd { font-family: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: 0.88em; }
code { background: var(--bg-code); padding: 0.1em 0.35em; border-radius: 5px; }
pre {
  background: var(--bg-code);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 16px;
  overflow-x: auto;
  line-height: 1.5;
}
pre code { background: none; padding: 0; }
kbd {
  border: 1px solid var(--line);
  border-bottom-width: 2px;
  border-radius: 5px;
  padding: 0.05em 0.4em;
  background: var(--bg-raised);
  white-space: nowrap;
}

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px; }
.narrow { max-width: 760px; }

/* Header */
header.top {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
header.top .wrap { display: flex; align-items: center; gap: 20px; height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 700; }
.brand img { width: 30px; height: 30px; }
nav.main { display: flex; gap: 18px; margin-left: auto; flex-wrap: wrap; }
nav.main a { color: var(--muted); text-decoration: none; font-size: 15px; }
nav.main a:hover, nav.main a[aria-current="page"] { color: var(--text); }
nav.lang { display: flex; gap: 2px; font-size: 13px; }
nav.lang a { color: var(--muted); text-decoration: none; padding: 2px 6px; border-radius: 6px; }
nav.lang a:hover { color: var(--text); }
nav.lang a[aria-current] { color: var(--text); background: var(--bg-raised); border: 1px solid var(--line); }
nav.main small { font-size: 0.8em; }
@media (max-width: 640px) {
  header.top .wrap { height: auto; padding-top: 10px; padding-bottom: 10px; flex-wrap: wrap; gap: 8px; }
  nav.main { margin-left: 0; gap: 14px; }
}

/* Hero */
.hero { text-align: center; padding: 64px 0 28px; }
.hero img.logo { width: 96px; height: 96px; }
.hero h1 { font-size: clamp(34px, 6vw, 54px); line-height: 1.1; margin: 16px 0 8px; letter-spacing: -0.02em; }
.hero .tagline { color: var(--tea); font-weight: 700; font-size: 20px; margin: 0 0 12px; }
.hero p.lead { color: var(--muted); font-size: 19px; max-width: 640px; margin: 0 auto 26px; }
.actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-block; padding: 11px 20px; border-radius: 10px; font-weight: 600; text-decoration: none;
  border: 1px solid var(--line); color: var(--text); background: var(--bg-raised);
}
.btn.primary { background: var(--tea); border-color: var(--tea); color: #1a1208; }
.btn.primary:hover { background: var(--tea-strong); color: #1a1208; }
.btn:hover { color: var(--text); border-color: var(--muted); }
.note { color: var(--muted); font-size: 14px; margin-top: 12px; }

.shot { margin: 34px auto 0; max-width: 960px; }
.shot img, figure img {
  width: 100%; height: auto; display: block;
  border-radius: 12px; border: 1px solid var(--line); box-shadow: var(--shadow);
}

/* Sections */
section { padding: 44px 0; }
h2 { font-size: 28px; letter-spacing: -0.01em; margin: 0 0 14px; }
h3 { font-size: 20px; margin: 28px 0 8px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin-top: 22px; }
.card { background: var(--bg-raised); border: 1px solid var(--line); border-radius: 12px; padding: 18px 20px; }
.card h3 { margin: 0 0 6px; font-size: 18px; color: var(--ice); }
.card p { margin: 0; color: var(--muted); font-size: 15.5px; }

/* Guide pages */
.page-head { padding: 48px 0 8px; }
.page-head h1 { font-size: clamp(30px, 5vw, 42px); margin: 0 0 8px; letter-spacing: -0.02em; }
.page-head p { color: var(--muted); font-size: 18px; margin: 0; }
.toc { background: var(--bg-raised); border: 1px solid var(--line); border-radius: 12px; padding: 14px 20px; margin: 24px 0 8px; }
.toc ol { margin: 6px 0 0; padding-left: 20px; }
ol.steps { counter-reset: step; list-style: none; padding: 0; }
ol.steps > li { counter-increment: step; position: relative; padding-left: 44px; margin: 0 0 18px; }
ol.steps > li::before {
  content: counter(step); position: absolute; left: 0; top: 1px;
  width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center;
  background: var(--tea); color: #1a1208; font-weight: 700; font-size: 15px;
}
figure { margin: 22px 0; }
figcaption { color: var(--muted); font-size: 14px; margin-top: 8px; text-align: center; }
.callout { border-left: 3px solid var(--mint); background: var(--bg-raised); padding: 12px 16px; border-radius: 0 10px 10px 0; margin: 18px 0; }
.callout.warn { border-left-color: var(--warn); }
table { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: 15.5px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; }
.table-scroll { overflow-x: auto; }
.next { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin: 36px 0 0; }

footer { border-top: 1px solid var(--line); margin-top: 40px; padding: 26px 0 40px; color: var(--muted); font-size: 14.5px; }
footer .wrap { display: flex; gap: 16px; flex-wrap: wrap; justify-content: space-between; }