/* Shared styling for the Node/PHP/Java server-tier demo pages. Deliberately
   plain: the point of these pages is the request/response, not the chrome. */

:root {
  color-scheme: dark;
  --bg: #0d0b1a;
  --card: #171430;
  --line: #2a2550;
  --text: #eceaf7;
  --muted: #a49fc4;
  --violet: #7c46e8;
  --ok: #3ddc97;
  --bad: #ff6b81;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 48px 20px 96px;
  background:
    radial-gradient(80% 60% at 50% 0%, #1c1740 0%, rgba(28, 23, 64, 0) 70%),
    var(--bg);
  color: var(--text);
  font:
    16px/1.6 system-ui,
    -apple-system,
    'Segoe UI',
    Roboto,
    sans-serif;
}

.wrap {
  margin: 0 auto;
  max-width: 640px;
  display: grid;
  gap: 24px;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--violet);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 10px;
  font-size: 32px;
  letter-spacing: -0.02em;
}

h2 {
  margin: 0 0 6px;
  font-size: 18px;
}

.lede,
.hint {
  margin: 0 0 16px;
  color: var(--muted);
}

.hint {
  font-size: 14px;
}

.card {
  padding: 24px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
}

form {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
}

input {
  padding: 11px 13px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #100e24;
  color: var(--text);
  font: inherit;
}

input:focus {
  outline: none;
  border-color: var(--violet);
  box-shadow: 0 0 0 3px rgba(124, 70, 232, 0.3);
}

.btn,
.btn-ghost {
  padding: 11px 18px;
  border: 1px solid transparent;
  border-radius: 12px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.btn {
  background: linear-gradient(180deg, #7c46e8 0%, #5b2bc4 100%);
  color: #fff;
}

.btn[disabled] {
  opacity: 0.6;
  cursor: progress;
}

.btn-ghost {
  padding: 6px 12px;
  background: transparent;
  border-color: var(--line);
  color: var(--muted);
  font-size: 13px;
}

.result {
  margin-top: 16px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #100e24;
}

.result-code {
  font-weight: 700;
}

.result.ok .result-code {
  color: var(--ok);
}

.result.bad .result-code {
  color: var(--bad);
}

.result-note {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13px;
}

pre {
  margin: 8px 0 0;
  overflow-x: auto;
  font-size: 13px;
  color: var(--muted);
}

code {
  padding: 1px 5px;
  border-radius: 5px;
  background: #221d47;
  font-size: 0.9em;
}

.status-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.status {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #100e24;
  color: var(--muted);
  font-size: 14px;
}

.status.on {
  border-color: rgba(61, 220, 151, 0.4);
  color: var(--ok);
}