@import url('https://fonts.googleapis.com/css2?family=Geologica:wght@400;500;600;700;800&family=JetBrains+Mono:wght@500;700&family=Noto+Sans+SC:wght@400;500;600;700;800&display=swap');

* { box-sizing: border-box; }
:root {
  color-scheme: light;
  --bg: #eef7f4;
  --bg-deep: #dfeee9;
  --surface: rgba(255, 255, 255, .9);
  --surface-2: #e8f5f0;
  --text: #102522;
  --muted: #58716c;
  --primary: #0b6b60;
  --primary-strong: #07544c;
  --accent: #58cdb5;
  --line: rgba(21, 93, 82, .18);
  --line-strong: rgba(11, 107, 96, .36);
  --danger: #a33c35;
  --shadow: 0 24px 70px rgba(20, 75, 65, .13);
  --mono: 'JetBrains Mono', ui-monospace, monospace;
  --sans: 'Geologica', 'Noto Sans SC', system-ui, sans-serif;
}
html { scroll-behavior: smooth; }
body {
  min-width: 320px;
  margin: 0;
  color: var(--text);
  background:
    linear-gradient(rgba(11, 107, 96, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 107, 96, .045) 1px, transparent 1px),
    radial-gradient(circle at 12% 7%, rgba(88, 205, 181, .22), transparent 27rem),
    linear-gradient(180deg, #f7fbfa 0%, var(--bg) 45%, var(--bg-deep) 100%);
  background-size: 48px 48px, 48px 48px, auto, auto;
  font: 15px/1.65 var(--sans);
  overflow-x: hidden;
}
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -3;
  pointer-events: none;
  background: linear-gradient(115deg, transparent 0 63%, rgba(255,255,255,.54) 63% 68%, transparent 68%);
}
.ambient { position: fixed; z-index: -2; border-radius: 50%; filter: blur(1px); pointer-events: none; }
.ambient-one { width: 420px; height: 420px; top: 9rem; right: -190px; background: radial-gradient(circle, rgba(11,107,96,.2), rgba(11,107,96,0) 70%); }
.ambient-two { width: 340px; height: 340px; left: -170px; top: 55%; background: radial-gradient(circle, rgba(88,205,181,.22), rgba(88,205,181,0) 70%); }
a { color: inherit; }
button, input { font: inherit; }
button:focus-visible, a:focus-visible, input:focus-visible { outline: 3px solid rgba(11,107,96,.24); outline-offset: 3px; }
.topbar {
  min-height: 76px;
  padding: 12px clamp(18px, 4vw, 58px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  border-bottom: 1px solid var(--line);
  background: rgba(244, 250, 248, .88);
  backdrop-filter: blur(20px);
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; min-width: 0; }
.brand img { display: block; width: 116px; height: auto; filter: drop-shadow(0 6px 16px rgba(11,107,96,.13)); }
.brand-context { display: inline-flex; align-items: center; gap: 8px; min-width: 0; }
.brand small { color: var(--muted); font: 700 9px var(--mono); letter-spacing: .14em; text-transform: uppercase; white-space: nowrap; }
.brand b { padding: 4px 7px; border: 1px solid var(--line-strong); border-radius: 999px; color: var(--primary); background: #dff7ef; font: 800 8px var(--mono); letter-spacing: .1em; }
.top-actions { display: flex; align-items: center; gap: 10px; }
.top-actions a, .top-actions button { min-height: 42px; padding: 9px 14px; border: 1px solid var(--line-strong); border-radius: 11px; text-decoration: none; cursor: pointer; font-weight: 750; }
.top-actions a { color: var(--primary); background: rgba(255,255,255,.85); }
.language-switch { min-width: 74px; color: #fff; background: var(--primary); box-shadow: 0 8px 24px rgba(11,107,96,.2); }
.language-switch:hover { background: var(--primary-strong); }
main { width: min(1160px, calc(100% - 36px)); margin: 0 auto; }
.hero { min-height: 520px; padding: 86px 0 62px; display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(300px, .7fr); gap: 70px; align-items: end; position: relative; }
.hero::before { content: 'MCP'; position: absolute; top: 42px; right: 4%; z-index: -1; color: rgba(11,107,96,.045); font: 800 clamp(130px, 22vw, 280px)/.8 var(--mono); letter-spacing: -.12em; }
.eyebrow, .step { margin: 0 0 14px; color: var(--primary); font: 800 11px var(--mono); letter-spacing: .14em; text-transform: uppercase; }
.hero h1 { margin: 0; max-width: 820px; font-size: clamp(44px, 7vw, 82px); line-height: .98; letter-spacing: -.06em; text-wrap: balance; }
.lead { max-width: 760px; margin: 25px 0 0; color: var(--muted); font-size: 18px; }
.endpoint-card, .card { border: 1px solid var(--line); border-radius: 22px; background: var(--surface); box-shadow: var(--shadow); backdrop-filter: blur(12px); }
.endpoint-card { padding: 26px; display: grid; gap: 14px; border-top: 4px solid var(--accent); }
.endpoint-card > span { font-weight: 800; }
.endpoint-card code, .token-box code { padding: 14px; border-radius: 12px; color: #d9fff6; background: #102f2a; font: 12px var(--mono); overflow-wrap: anywhere; }
.endpoint-card small { color: var(--muted); }
button { border: 0; border-radius: 11px; padding: 12px 16px; color: white; background: var(--primary); font-weight: 750; cursor: pointer; }
button:hover { background: var(--primary-strong); }
.secondary { color: var(--primary); background: var(--surface-2); border: 1px solid var(--line); }
.secondary:hover { color: #fff; background: var(--primary); }
.grid { padding-bottom: 20px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.card { min-width: 0; padding: 28px; overflow-wrap: anywhere; }
.span-2 { grid-column: 1 / -1; }
.card h2, .card h3 { margin: 0 0 16px; line-height: 1.15; letter-spacing: -.03em; }
.card h2 { font-size: 28px; }
.card h3 { font-size: 23px; }
.card p { color: var(--muted); }
.card ol, .card ul { margin: 0; padding-left: 22px; color: var(--muted); }
.card li + li { margin-top: 10px; }
.note { margin-top: 20px; padding: 15px; border-left: 3px solid var(--accent); border-radius: 0 10px 10px 0; color: var(--muted); background: var(--surface-2); }
pre { margin: 18px 0; max-height: 320px; overflow: auto; padding: 18px; border-radius: 14px; color: #d9fff6; background: #102f2a; box-shadow: inset 0 0 0 1px rgba(255,255,255,.06); }
pre code { font: 12px/1.7 var(--mono); }
.account-section { padding: 90px 0; }
.section-heading { max-width: 760px; margin-bottom: 28px; }
.section-heading h2 { margin: 0; font-size: clamp(34px, 5vw, 58px); line-height: 1; letter-spacing: -.05em; }
.section-heading > p:last-child { color: var(--muted); font-size: 17px; }
.account-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.tabs { display: flex; gap: 8px; margin-bottom: 20px; }
.tabs button { flex: 1; color: var(--primary); background: var(--surface-2); }
.tabs button.is-active { color: white; background: var(--primary); }
form { display: grid; gap: 15px; }
label { display: grid; gap: 7px; color: var(--muted); font-size: 13px; font-weight: 700; }
input { width: 100%; padding: 12px 13px; border: 1px solid var(--line); border-radius: 10px; color: var(--text); background: white; outline: none; }
input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(11,107,96,.1); }
.status { min-height: 24px; margin: 14px 0 0; color: var(--muted); font-size: 13px; }
.status.error { color: var(--danger); }
.quota { margin: 20px 0; padding: 16px; display: flex; justify-content: space-between; gap: 20px; border-radius: 13px; background: var(--surface-2); }
.token-box { display: grid; gap: 12px; margin: 18px 0; padding: 16px; border: 1px solid var(--accent); border-radius: 14px; background: #effbf7; }
.token-box > span { color: var(--primary); font-size: 12px; font-weight: 800; }
.token-actions, .member-actions { display: flex; gap: 9px; flex-wrap: wrap; }
.safety-card { color: #eaf8f5; background: linear-gradient(145deg, #113c37, #0b2c28); }
.safety-card .step { color: #76d8c5; }
.safety-card h3 { color: #fff; }
.safety-card ul { color: #b8d1cc; }
.safety-card li::marker { color: #76d8c5; }
footer { width: min(1160px, calc(100% - 36px)); margin: 0 auto; padding: 28px 0 48px; display: flex; justify-content: space-between; color: var(--muted); border-top: 1px solid var(--line); }
footer a { color: var(--primary); font-weight: 700; }
.toast { position: fixed; right: 20px; bottom: 20px; z-index: 20; padding: 12px 16px; border-radius: 11px; color: white; background: #102f2a; box-shadow: var(--shadow); opacity: 0; transform: translateY(10px); pointer-events: none; transition: .2s; }
.toast.show { opacity: 1; transform: none; }
@media (max-width: 820px) {
  .brand-context small { display: none; }
  .hero, .account-grid { grid-template-columns: 1fr; }
  .hero { min-height: 0; padding-top: 62px; gap: 35px; }
  .grid { grid-template-columns: minmax(0, 1fr); }
  .span-2 { grid-column: auto; }
  .hero h1 { font-size: clamp(42px, 13vw, 68px); }
}
@media (max-width: 520px) {
  main { width: min(100% - 24px, 1160px); }
  .topbar { padding-inline: 12px; }
  .brand img { width: 102px; }
  .brand-context { gap: 5px; }
  .top-actions a { display: none; }
  .language-switch { min-width: 66px; }
  .card, .endpoint-card { padding: 20px; }
  .hero { padding-top: 48px; }
  .hero h1 { font-size: 42px; }
  .token-actions button, .member-actions button { width: 100%; }
  footer { width: calc(100% - 24px); display: grid; gap: 8px; }
}