:root {
  --bg: #f3f5f7;
  --card: #ffffff;
  --ink: #1c2833;
  --muted: #5e6e7e;
  --line: #d8e0e7;
  --accent: #0d7490;
  --accent-ink: #ffffff;
  --accent-soft: #e7f5f8;
  --secondary: #f4f7f8;
  --secondary-ink: #3d5160;
  --secondary-line: #c5d0d8;
  --warn-bg: #fff7ea;
  --warn-line: #e4c48a;
  --warn-ink: #6a4d12;
  --danger: #9d3b34;
  --danger-ink: #ffffff;
  --ok: #1d7a46;
  --log: #121a22;
  --log-ink: #d5e2ec;
  --shadow: 0 1px 2px rgba(22, 40, 58, 0.04), 0 10px 28px rgba(22, 40, 58, 0.05);
  color-scheme: light;
}

[data-theme="dark"] {
  --bg: #101418;
  --card: #181e26;
  --ink: #e8eef3;
  --muted: #9aabba;
  --line: #2d3946;
  --accent: #49b4d2;
  --accent-ink: #062028;
  --accent-soft: #16323b;
  --secondary: #1c242c;
  --secondary-ink: #c5d3de;
  --secondary-line: #3a4a58;
  --warn-bg: #2a2418;
  --warn-line: #6e5a34;
  --warn-ink: #f0d7a4;
  --danger: #e07a73;
  --danger-ink: #2a1010;
  --ok: #7dcea0;
  --log: #0c1116;
  --log-ink: #c9d7e2;
  --shadow: none;
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 15px/1.5 "Segoe UI", system-ui, sans-serif;
}

.shell { max-width: 880px; margin: 32px auto 48px; padding: 0 20px; }

header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 22px;
}

.mark {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--accent);
  color: var(--accent-ink);
  display: grid;
  place-items: center;
  font-weight: 750;
  letter-spacing: 0.04em;
  flex: none;
}

.titles { flex: 1; min-width: 0; }
.brand {
  margin: 0;
  color: var(--accent);
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
h1 { font-size: 28px; line-height: 1.15; margin: 2px 0 4px; font-weight: 680; }
header .titles p:last-child { margin: 0; color: var(--muted); }

.theme {
  margin-left: auto;
  background: var(--card);
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 12px;
  font: inherit;
  font-size: 13px;
  font-weight: 650;
  cursor: pointer;
}

section {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px 18px 16px;
  margin: 14px 0;
  box-shadow: var(--shadow);
}

.head { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
h2 { font-size: 17px; margin: 0; font-weight: 680; }

.step {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 12px;
  font-weight: 750;
  flex: none;
}

.badge {
  margin-left: auto;
  color: var(--muted);
  background: var(--secondary);
  border: 1px solid var(--line);
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 650;
}
.badge.live { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 35%, var(--line)); }

.actions { display: flex; gap: 8px; flex-wrap: wrap; }

button {
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
  border-radius: 8px;
  padding: 9px 14px;
  font: inherit;
  font-weight: 680;
  cursor: pointer;
}
button:disabled { opacity: 0.45; cursor: not-allowed; }
.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.danger { background: var(--danger); border-color: var(--danger); color: var(--danger-ink); }
button.attention {
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 28%, transparent);
}

.callout {
  margin: 0 0 14px;
  padding: 16px 16px 14px;
  border-radius: 12px;
  background: var(--warn-bg);
  border: 1px solid var(--warn-line);
  color: var(--warn-ink);
}
.callout[hidden] { display: none; }
.callout-title { margin: 0 0 4px; font-size: 16px; font-weight: 750; color: var(--ink); }
.callout p { margin: 0; }
.callout .primary { margin-top: 12px; }

.placeholder, .hint { color: var(--muted); margin: 12px 0 0; }
.placeholder {
  padding: 14px;
  border: 1px dashed var(--line);
  border-radius: 10px;
  background: color-mix(in srgb, var(--secondary) 70%, transparent);
}

.facts {
  display: grid;
  grid-template-columns: 168px 1fr;
  gap: 7px 18px;
  margin: 4px 0 16px;
}
.facts dt { color: var(--muted); }
.facts dd { margin: 0; font-variant-numeric: tabular-nums; }

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 10px;
  margin-top: 8px;
}
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th {
  text-align: left;
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 700;
  background: color-mix(in srgb, var(--secondary) 80%, var(--card));
}
td, th { padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
td.wrap { white-space: normal; }
tr.active td { background: var(--accent-soft); }

.caption {
  margin: 16px 0 0;
  font-size: 13px;
  font-weight: 700;
}

.files { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.file {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-height: 132px;
  border-radius: 12px;
  padding: 14px;
  cursor: pointer;
}
.file strong { font-size: 22px; letter-spacing: -0.03em; }
.kicker { font-size: 12px; font-weight: 750; letter-spacing: 0.08em; text-transform: uppercase; }
.role { font-size: 13px; }
.file-name { margin-top: auto; padding-top: 10px; font-size: 13px; }
.file input { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.file-primary {
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 45%, var(--line));
  color: var(--accent);
}
.file-primary .role, .file-primary .file-name { color: color-mix(in srgb, var(--accent) 75%, var(--ink)); }
.file-secondary {
  background: var(--secondary);
  border: 1px solid var(--secondary-line);
  color: var(--secondary-ink);
}
.file.has-file { box-shadow: inset 0 0 0 1px var(--accent); }

.bar {
  height: 8px;
  background: var(--secondary);
  border-radius: 99px;
  margin-top: 16px;
  overflow: hidden;
}
.bar div { height: 100%; width: 0; background: var(--accent); transition: width 0.15s; }

.log {
  height: 150px;
  overflow: auto;
  margin: 8px 0 0;
  padding: 12px;
  border-radius: 10px;
  background: var(--log);
  color: var(--log-ink);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font: 12px/1.5 ui-monospace, Consolas, monospace;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
  padding: 4px 2px 0;
}

@media (max-width: 680px) {
  .files, .facts { grid-template-columns: 1fr; }
  header { flex-wrap: wrap; }
  .theme { margin-left: 64px; }
  h1 { font-size: 24px; }
  section { padding: 15px; }
  footer { flex-direction: column; }
}