/* Demo client API: one plain page, light, readable on phones. */
:root {
  --bg: #f5f7fb; --card: #fff; --line: #e3e7ef; --ink: #111827; --body: #374151; --faint: #6b7280;
  --accent: #4f46e5; --accent-soft: rgba(79, 70, 229, 0.1); --ok: #047857; --ok-bg: #ecfdf5; --bad: #b91c1c; --bad-bg: #fef2f2;
  --warn: #b45309; --warn-bg: #fffbeb;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--body); font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
h1 { font-size: 1.375rem; margin: 0; color: var(--ink); letter-spacing: -0.01em; }
h2 { font-size: 1.0625rem; margin: 0; color: var(--ink); }
code, .mono, pre { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.85em; }
a { color: var(--accent); }
.sub, .hint, .meta { color: var(--faint); font-size: 0.875rem; margin: 2px 0 0; }
.meta { display: block; font-size: 0.8rem; }
.top { display: flex; justify-content: space-between; gap: 16px; align-items: flex-start; padding: 20px 24px; background: var(--card); border-bottom: 1px solid var(--line); }
.wrap { max-width: 1080px; margin: 0 auto; padding: 20px 16px 48px; display: grid; gap: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px 20px; box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04); }
.head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.count { display: inline-block; min-width: 22px; padding: 0 7px; border-radius: 999px; background: var(--accent-soft); color: var(--accent); font-size: 0.8rem; text-align: center; }
.msg { margin: 0; padding: 10px 14px; border-radius: 10px; font-size: 0.9rem; }
.msg.ok { background: var(--ok-bg); color: var(--ok); }
.msg.bad { background: var(--bad-bg); color: var(--bad); }
button { font: inherit; font-weight: 600; border: 1px solid transparent; border-radius: 9px; padding: 8px 14px; cursor: pointer; background: var(--accent); color: #fff; }
button:hover { filter: brightness(1.08); }
button.light { background: var(--card); color: var(--ink); border-color: var(--line); }
button.danger { background: var(--card); color: var(--bad); border-color: #f3c4c4; }
button.link { background: none; color: var(--bad); padding: 2px 4px; font-weight: 500; }
button.small { padding: 4px 10px; font-size: 0.85rem; }
input, select { font: inherit; width: 100%; padding: 8px 10px; border: 1px solid var(--line); border-radius: 9px; background: #fff; color: var(--ink); }
input:focus, select:focus, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
label { display: grid; gap: 4px; font-size: 0.8rem; font-weight: 600; color: var(--ink); }
.add { display: grid; grid-template-columns: 2fr 1fr 1.2fr 1.6fr; gap: 10px; align-items: end; margin-top: 14px; padding-top: 14px; border-top: 1px dashed var(--line); }
.add .wide { grid-column: span 3; }
#contacts .add { grid-template-columns: 2fr 1.5fr auto; }
.row { display: flex; gap: 10px; flex-wrap: wrap; }
.row form, td form { margin: 0; }
.secret { display: flex; gap: 10px; align-items: center; padding: 10px 12px; border: 1px dashed var(--line); border-radius: 10px; background: #fafbff; }
.secret code { flex: 1; overflow-wrap: anywhere; color: var(--ink); }
.table { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th { text-align: left; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--faint); padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
td { padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
tr:last-child td { border-bottom: 0; }
.end { text-align: right; }
.empty { color: var(--faint); text-align: center; padding: 18px; }
.due { display: inline-block; margin-left: 6px; padding: 0 7px; border-radius: 999px; font-family: system-ui, sans-serif; font-size: 0.75rem; background: #f3f4f6; color: var(--faint); }
.due.soon { background: var(--warn-bg); color: var(--warn); }
.due.over { background: var(--bad-bg); color: var(--bad); }
.method { display: inline-block; min-width: 42px; text-align: center; padding: 1px 6px; border-radius: 6px; font: 700 0.75rem ui-monospace, monospace; }
.m-GET { background: var(--ok-bg); color: var(--ok); }
.m-PUT { background: var(--warn-bg); color: var(--warn); }
pre.json { margin: 0; padding: 14px; background: #0f172a; color: #e2e8f0; border-radius: 10px; overflow: auto; max-height: 460px; white-space: pre; }
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login .card { width: min(380px, 100%); display: grid; gap: 12px; }
@media (max-width: 760px) {
  .add, #contacts .add { grid-template-columns: 1fr; }
  .add .wide { grid-column: auto; }
  .top { padding: 16px; }
}
/* Publishing: the bar, changed rows, reminder state. */
.publish { border-left: 4px solid var(--ok); }
.publish.dirty { border-left-color: var(--warn); background: #fffdf5; }
.publish .head { margin-bottom: 0; align-items: center; }
button:disabled { opacity: 0.45; cursor: default; filter: none; }
.chg { display: inline-block; margin-left: 4px; padding: 0 6px; border-radius: 6px; font-size: 0.7rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.04em; background: var(--warn-bg); color: var(--warn); vertical-align: 1px; }
tr.is-new td, tr.is-changed td { background: #fffdf5; }
.pill { display: inline-block; padding: 1px 8px; border-radius: 999px; font-size: 0.75rem; font-weight: 600; }
.pill.done { background: var(--ok-bg); color: var(--ok); }
.pill.todo { background: #f3f4f6; color: var(--faint); }
form.inline { display: block; margin-top: 2px; }
button.link.plain { color: var(--accent); padding: 0; font-size: 0.8rem; }
.nowrap { white-space: nowrap; }
.small { font-size: 0.8rem; color: var(--faint); }
label.check { display: flex; align-items: center; gap: 8px; font-weight: 500; align-self: center; }
label.check input { width: auto; }
.add { grid-template-columns: 2fr 1fr 1.2fr 1.6fr; }
.add .wide { grid-column: span 2; }