/* MCP Studio Run — telas servidas pelo próprio backend. */

:root {
  color-scheme: light dark;

  --bg: #f7f8fa;
  --bg-soft: #eef1f6;
  --surface: #ffffff;
  --border: #e3e6ec;
  --border-strong: #d2d7e0;
  --text: #14161b;
  --text-soft: #40454f;
  --muted: #6b7280;

  --accent: #3d5afe;
  --accent-strong: #2f47d4;
  --accent-text: #ffffff;
  --accent-soft: #eef1ff;

  --danger: #c92a2a;
  --ok-bg: #e8f6ee;
  --ok-border: #b3e0c6;
  --error-bg: #fdecec;
  --error-border: #f3bcbc;
  --code-bg: #f1f3f7;

  --radius: 12px;
  --radius-lg: 18px;
  --shadow: 0 1px 2px rgba(16, 20, 30, 0.04), 0 8px 24px rgba(16, 20, 30, 0.06);
  --shadow-lg: 0 2px 4px rgba(16, 20, 30, 0.05), 0 18px 48px rgba(16, 20, 30, 0.10);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1116;
    --bg-soft: #14171d;
    --surface: #191d24;
    --border: #282e38;
    --border-strong: #333b47;
    --text: #eceef2;
    --text-soft: #c3c8d2;
    --muted: #939bab;

    --accent: #8098ff;
    --accent-strong: #9db0ff;
    --accent-text: #0d1017;
    --accent-soft: #1b2140;

    --danger: #ff8b8b;
    --ok-bg: #14301e;
    --ok-border: #2a5637;
    --error-bg: #331a1b;
    --error-border: #6b2d2f;
    --code-bg: #20252d;

    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 8px 24px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 2px 4px rgba(0, 0, 0, 0.4), 0 18px 48px rgba(0, 0, 0, 0.45);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.6 ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* ------------------------------------------------------------------ topo */

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 15px 24px;
  background: color-mix(in srgb, var(--surface) 85%, transparent);
  backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-weight: 500;
  font-size: 15px;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.015em;
}
.brand b { font-weight: 650; }
.brand .mark {
  width: 24px;
  height: 24px;
  border-radius: 7px;
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 55%, #b06ffb));
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: -0.04em;
}

.top nav { display: flex; align-items: center; gap: 18px; }
.top nav a { color: var(--muted); text-decoration: none; font-size: 14px; }
.top nav a:hover { color: var(--text); }
.top nav a.cta {
  background: var(--accent);
  color: var(--accent-text);
  padding: 8px 15px;
  border-radius: 9px;
  font-weight: 500;
}
.top nav a.cta:hover { background: var(--accent-strong); color: var(--accent-text); }

main { max-width: 900px; margin: 30px auto 56px; padding: 0 24px; display: grid; gap: 20px; }

/* ---------------------------------------------------------------- cartões */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}
.card.fresh { border-color: var(--ok-border); background: var(--ok-bg); box-shadow: none; }

.head { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; }

h1 { font-size: 23px; margin: 0 0 4px; letter-spacing: -0.025em; }
h2 { font-size: 16px; margin: 0 0 6px; letter-spacing: -0.015em; }
.lead { margin: 0 0 14px; color: var(--text-soft); }
.muted { color: var(--muted); font-size: 13.5px; }
.hint { color: var(--muted); font-weight: 400; font-size: 12.5px; }
.empty { color: var(--muted); font-style: italic; margin: 10px 0 0; font-size: 14px; }

a { color: var(--accent); }

/* ------------------------------------------------------- entrar / cadastro */

.auth {
  min-height: calc(100vh - 56px);
  display: grid;
  place-items: center;
  padding: 40px 24px 64px;
  background:
    radial-gradient(1100px 500px at 50% -12%, var(--accent-soft), transparent 70%),
    var(--bg);
}
.auth .panel {
  width: 100%;
  max-width: 400px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 34px 32px 28px;
  box-shadow: var(--shadow-lg);
}
.auth .panel h1 { font-size: 21px; text-align: center; margin-bottom: 6px; }
.auth .panel .sub { text-align: center; color: var(--muted); font-size: 14px; margin: 0 0 22px; }
.auth .panel .alt { text-align: center; margin: 20px 0 0; font-size: 13.5px; color: var(--muted); }
.auth .mark-lg {
  width: 42px; height: 42px; margin: 0 auto 16px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 55%, #b06ffb));
  display: grid; place-items: center;
  color: #fff; font-size: 17px; font-weight: 700; letter-spacing: -0.04em;
}

/* --------------------------------------------------------------- formulários */

form { display: grid; gap: 15px; margin-top: 16px; }
form.row { grid-auto-flow: column; grid-template-columns: 1fr auto; align-items: center; }
form.row button { width: auto; }
.auth form { margin-top: 0; }

label { display: grid; gap: 6px; font-size: 13.5px; font-weight: 500; color: var(--text-soft); }

input[type="text"], input[type="email"], input[type="password"] {
  padding: 11px 13px;
  border: 1px solid var(--border-strong);
  border-radius: 9px;
  background: var(--surface);
  color: var(--text);
  font: inherit;
  width: 100%;
  transition: border-color 0.12s, box-shadow 0.12s;
}
input::placeholder { color: var(--muted); }
input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}
button:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

button {
  padding: 11px 18px;
  border: 1px solid transparent;
  border-radius: 9px;
  background: var(--accent);
  color: var(--accent-text);
  font: inherit;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.12s, filter 0.12s;
}
button:hover { background: var(--accent-strong); }
button.secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}
button.secondary:hover { background: var(--bg-soft); }
button.danger {
  background: transparent; color: var(--danger); border-color: var(--border);
  padding: 6px 12px; font-size: 13px;
}
button.danger:hover { background: var(--error-bg); }
button.copy { padding: 8px 14px; font-size: 13.5px; }

.notice { padding: 11px 13px; border-radius: 9px; font-size: 13.5px; margin: 0 0 14px; }
.notice.error { background: var(--error-bg); border: 1px solid var(--error-border); }
.notice.info { background: var(--ok-bg); border: 1px solid var(--ok-border); }

code {
  font: 12.5px/1.5 ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
  background: var(--code-bg);
  padding: 2px 6px;
  border-radius: 5px;
  word-break: break-all;
}

.copyable { display: flex; gap: 10px; align-items: center; margin: 12px 0; }
.copyable code { flex: 1; padding: 11px 13px; border: 1px solid var(--ok-border); background: var(--surface); }

table { width: 100%; border-collapse: collapse; margin-top: 14px; font-size: 13.5px; }
th { text-align: left; font-weight: 500; color: var(--muted); }
th, td { padding: 10px 12px 10px 0; border-bottom: 1px solid var(--border); vertical-align: middle; }
tr:last-child td { border-bottom: none; }
tr.revoked td { opacity: 0.45; }
table.urls th { width: 96px; }
table.urls td { word-break: break-all; }

.scopes { margin: 0 0 18px; padding: 0; list-style: none; }
.scopes li {
  margin: 8px 0; padding-left: 26px; position: relative; color: var(--text-soft); font-size: 14px;
}
.scopes li::before {
  content: "✓"; position: absolute; left: 0; top: -1px;
  color: var(--accent); font-weight: 700;
}

footer {
  max-width: 900px;
  margin: 0 auto 44px;
  padding: 0 24px;
  color: var(--muted);
  font-size: 12.5px;
}

/* ------------------------------------------------------------------ landing */

.hero {
  padding: 76px 24px 64px;
  text-align: center;
  background:
    radial-gradient(900px 420px at 50% -10%, var(--accent-soft), transparent 70%),
    var(--bg);
}
.hero .inner { max-width: 760px; margin: 0 auto; }
.hero .eyebrow {
  display: inline-block;
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent);
  padding: 5px 13px;
  border-radius: 999px;
  margin-bottom: 22px;
}
.hero h1 {
  font-size: clamp(30px, 5.2vw, 47px);
  line-height: 1.1;
  letter-spacing: -0.035em;
  margin: 0 0 18px;
  font-weight: 650;
}
.hero p {
  font-size: clamp(16px, 2vw, 18.5px);
  color: var(--text-soft);
  margin: 0 auto 30px;
  max-width: 600px;
}
.hero .actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 10px;
  font-weight: 500;
  font-size: 15px;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background 0.12s, border-color 0.12s;
}
.btn.primary { background: var(--accent); color: var(--accent-text); }
.btn.primary:hover { background: var(--accent-strong); }
.btn.ghost { color: var(--text); border-color: var(--border-strong); background: var(--surface); }
.btn.ghost:hover { background: var(--bg-soft); }

.band { padding: 60px 24px; }
.band.alt { background: var(--bg-soft); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.band .inner { max-width: 900px; margin: 0 auto; }
.band h2 {
  font-size: clamp(22px, 3vw, 28px);
  letter-spacing: -0.025em;
  margin: 0 0 10px;
  text-align: center;
  font-weight: 620;
}
.band .band-lead {
  text-align: center; color: var(--text-soft); max-width: 560px; margin: 0 auto 40px; font-size: 16px;
}

.grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}
.tile .icon {
  width: 34px; height: 34px; border-radius: 9px;
  background: var(--accent-soft); color: var(--accent);
  display: grid; place-items: center; font-size: 17px; margin-bottom: 14px;
}
.tile h3 { font-size: 15.5px; margin: 0 0 6px; letter-spacing: -0.01em; }
.tile p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.55; }

.steps-flow { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); counter-reset: step; }
.step {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 22px; position: relative; box-shadow: var(--shadow);
}
.step::before {
  counter-increment: step; content: counter(step);
  display: grid; place-items: center;
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--accent); color: var(--accent-text);
  font-size: 13px; font-weight: 600; margin-bottom: 12px;
}
.step h3 { font-size: 15px; margin: 0 0 5px; }
.step p { margin: 0; color: var(--muted); font-size: 13.5px; line-height: 1.55; }

.closing { padding: 72px 24px 84px; text-align: center; }
.closing h2 { font-size: clamp(22px, 3.2vw, 30px); letter-spacing: -0.025em; margin: 0 0 12px; }
.closing p { color: var(--text-soft); margin: 0 auto 26px; max-width: 480px; }

@media (max-width: 640px) {
  form.row { grid-auto-flow: row; grid-template-columns: 1fr; }
  form.row button { width: 100%; }
  .head { flex-direction: column; }
  .top { padding: 13px 18px; }
  .top nav { gap: 12px; }
  main { padding: 0 18px; }
}