/* GULAG — «казённый» Soviet constructivist admin UI theme.
   Dark theme, red accents, bureaucratic stamps, sharp geometric bands. */

:root {
  --bg: #141210;
  --bg-panel: #1e1a17;
  --bg-raised: #28221e;
  --ink: #e8e2d5;
  --ink-dim: #a89f8e;
  --red: #c2262e;
  --red-dark: #8f1b21;
  --gold: #d8b45a;
  --line: #3a332c;
  --green: #6f9d54;
  --font-mono: "Courier New", ui-monospace, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Segoe UI", "Trebuchet MS", system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.5;
}

/* Diagonally-striped red warning band across the top. */
.stamp-strip {
  display: flex;
  overflow: hidden;
  white-space: nowrap;
  background:
    repeating-linear-gradient(
      -45deg,
      var(--red) 0 18px,
      var(--red-dark) 18px 36px
    );
  border-bottom: 2px solid var(--gold);
  padding: 2px 0;
}
.stamp-strip span {
  color: var(--gold);
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: 0.4em;
  padding: 0 1.4em;
  font-size: 12px;
}

.site-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  border-bottom: 3px solid var(--red);
  background: var(--bg-panel);
  position: relative;
}
.crest {
  font-size: 2.4rem;
  color: var(--red);
  line-height: 1;
}
.title-block h1 {
  margin: 0;
  font-size: 1.9rem;
  letter-spacing: 0.35em;
  font-weight: 900;
  color: var(--ink);
}
.title-block .subtitle {
  margin: 0;
  color: var(--ink-dim);
  font-size: 0.85rem;
  letter-spacing: 0.05em;
}
.seal {
  margin-left: auto;
  padding: 0.3rem 0.7rem;
  border: 2px solid var(--red);
  color: var(--red);
  font-family: var(--font-mono);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  transform: rotate(-4deg);
  opacity: 0.85;
  pointer-events: none;
}
.seal-big {
  margin: 1.5rem auto 0;
  text-align: center;
  display: inline-block;
  font-size: 1.1rem;
}

.main-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  padding: 0.5rem 1.5rem;
  background: var(--bg-raised);
  border-bottom: 1px solid var(--line);
}
.main-nav a {
  color: var(--ink-dim);
  text-decoration: none;
  padding: 0.35rem 0.9rem;
  border: 1px solid transparent;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.82rem;
}
.main-nav a:hover { color: var(--ink); border-color: var(--line); }
.main-nav a.active {
  color: var(--ink);
  background: var(--red);
  border-color: var(--red);
}

.page {
  max-width: 1080px;
  margin: 1.5rem auto;
  padding: 0 1.5rem;
}

.panel {
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-left: 5px solid var(--red);
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}
.panel-title {
  margin: 0 0 1rem;
  font-size: 1.15rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.4rem;
}
.panel-title::before {
  content: "▤ ";
  color: var(--red);
}
.hint { color: var(--ink-dim); font-size: 0.86rem; }

/* Stat cards. */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}
.stat-card {
  background: var(--bg-raised);
  border: 1px solid var(--line);
  padding: 0.9rem;
  display: flex;
  flex-direction: column;
}
.stat-value { font-size: 1.5rem; font-weight: 700; color: var(--red); }
.stat-label { color: var(--ink-dim); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em; }

.duty-status {
  padding: 0.6rem 0.9rem;
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}
.duty-status.confirmed { border-left: 5px solid var(--green); color: var(--green); }
.duty-status.unconfirmed { border-left: 5px solid var(--gold); color: var(--gold); }

/* Tables. */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th, .data-table td {
  text-align: left;
  padding: 0.5rem 0.6rem;
  border-bottom: 1px solid var(--line);
  font-size: 0.88rem;
}
.data-table th {
  color: var(--gold);
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  border-bottom: 2px solid var(--red);
}
.data-table tbody tr:hover { background: var(--bg-raised); }
.empty { color: var(--ink-dim); text-align: center; font-style: italic; }

/* Badges (roles). */
.badge {
  display: inline-block;
  padding: 0.1rem 0.5rem;
  border: 1px solid var(--line);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.badge-duty { color: var(--green); border-color: var(--green); }
.badge-watcher { color: var(--gold); border-color: var(--gold); }
.badge-paused { color: var(--ink-dim); border-color: var(--ink-dim); }

/* Rotation drag-and-drop list. */
.rotation-list {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  counter-reset: rank;
}
.rotation-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--bg-raised);
  border: 1px solid var(--line);
  border-left: 4px solid var(--red);
  padding: 0.5rem 0.75rem;
  margin-bottom: 0.4rem;
  cursor: grab;
}
.rotation-item::before {
  counter-increment: rank;
  content: counter(rank);
  color: var(--gold);
  font-family: var(--font-mono);
  font-weight: 700;
  min-width: 1.4rem;
}
.rotation-item.dragging { opacity: 0.4; border-left-color: var(--gold); }
.drag-handle { color: var(--ink-dim); font-size: 1.2rem; }
.rotation-name { flex: 1; }

/* Tray (available duty users). */
.tray { list-style: none; margin: 0; padding: 0; }
.tray-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--line);
}

/* Buttons. */
.btn {
  cursor: pointer;
  background: var(--bg-raised);
  color: var(--ink);
  border: 1px solid var(--line);
  padding: 0.45rem 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.8rem;
}
.btn:hover { border-color: var(--gold); color: var(--gold); }
.btn-primary { background: var(--red); border-color: var(--red); }
.btn-primary:hover { background: var(--red-dark); color: var(--ink); }
.btn-small { padding: 0.2rem 0.55rem; font-size: 0.72rem; }

/* Forms. */
.assign-form, .templates-list { display: flex; flex-direction: column; gap: 0.75rem; }
.assign-form label { display: flex; flex-direction: column; gap: 0.3rem; color: var(--ink-dim); font-size: 0.85rem; }
.assign-form select, .assign-form input {
  background: var(--bg-raised);
  color: var(--ink);
  border: 1px solid var(--line);
  padding: 0.45rem;
}
.assign-form select:focus, .assign-form input:focus { border-color: var(--gold); outline: none; }

.role-select {
  background: var(--bg-raised);
  color: var(--ink);
  border: 1px solid var(--line);
  padding: 0.2rem;
  margin-right: 0.4rem;
}

/* Templates editor. */
.template-row { border: 1px solid var(--line); padding: 0.75rem; }
.template-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.4rem; }
.template-head h3 { margin: 0; font-size: 0.95rem; color: var(--gold); font-family: var(--font-mono); }
.template-text {
  width: 100%;
  background: var(--bg-raised);
  color: var(--ink);
  border: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 0.5rem;
  resize: vertical;
}
.templates-list code {
  background: var(--bg-raised);
  color: var(--gold);
  padding: 0.05rem 0.3rem;
  font-family: var(--font-mono);
}

.save-status { font-family: var(--font-mono); margin-left: 0.5rem; }
.save-status.ok { color: var(--green); }
.save-status.err { color: var(--red); }

/* Login. */
.login-panel { max-width: 480px; margin: 3rem auto; }
.login-widget { display: flex; justify-content: center; padding: 1rem 0; }
.login-error {
  border: 1px solid var(--red);
  border-left: 5px solid var(--red);
  color: var(--red);
  padding: 0.6rem 0.9rem;
  margin-bottom: 1rem;
  font-family: var(--font-mono);
}

.site-footer {
  border-top: 3px solid var(--red);
  padding: 1rem 1.5rem;
  text-align: center;
  color: var(--ink-dim);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
}