/**
 * The fleet board.
 *
 * The same tokens as the rink pages, copied rather than imported: this is a
 * separate deployment on a separate release clock, and a stylesheet shared
 * across that boundary is a way for one of them to break the other. It is a
 * small enough surface that a copy is cheaper than the coupling.
 */
:root {
  --color-neutral-100: #faf9f7;
  --color-neutral-200: #f2f0ec;
  --color-neutral-300: #e6e2db;
  --color-neutral-400: #d2ccc2;
  --color-neutral-500: #a8a196;
  --color-neutral-600: #736c62;
  --color-neutral-700: #45403a;
  --color-neutral-800: #29251f;
  --color-neutral-900: #16140f;

  --color-bg: #fffefb;
  --color-surface: var(--color-neutral-200);
  --color-divider: var(--color-neutral-400);
  --color-text: var(--color-neutral-900);
  --color-text-muted: var(--color-neutral-600);

  --color-accent: #1f4ed8;
  --color-accent-700: #1739a8;
  --color-accent-100: #e6ecfd;

  --color-good: #1a7a4a;
  --color-good-100: #e2f2e9;
  --color-warn: #806309;
  --color-warn-100: #f9efcd;
  --color-bad: #b3261e;
  --color-bad-100: #fbe6e4;

  --space-1: 4px;  --space-2: 8px;  --space-3: 12px; --space-4: 16px;
  --space-5: 24px; --space-6: 32px; --space-7: 40px; --space-8: 48px;

  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-heading: "Helvetica Neue", Helvetica, Arial, system-ui, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --shadow-md: 0 10px 30px rgba(22, 20, 15, .13);
  --radius: 0px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--color-neutral-300);
  color: var(--color-text);
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
}

.sheet {
  max-width: 1100px;
  margin: 0 auto;
  background: var(--color-bg);
  min-height: 100vh;
  box-shadow: var(--shadow-md);
}
.sheet-sm { max-width: 420px; min-height: 0; margin-top: 12vh; }
.login-wrap { padding: var(--space-4); }

/* ---------------------------------------------------------------- header */

.bar {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  border-bottom: 2px solid var(--color-neutral-900);
  flex-wrap: wrap;
}
.bar h1 {
  font-family: var(--font-heading);
  font-size: 18px;
  letter-spacing: .14em;
  text-transform: uppercase;
  margin: 0;
  flex: 1;
}
.bar .meta { color: var(--color-text-muted); font-size: 13px; }

/* ---------------------------------------------------------------- panels */

.panel { padding: var(--space-5); border-bottom: 1px solid var(--color-divider); }
.panel:last-child { border-bottom: 0; }
.panel h2 {
  font-family: var(--font-heading);
  font-size: 15px;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin: 0 0 var(--space-3);
}
.lede { color: var(--color-text-muted); margin: 0 0 var(--space-4); font-size: 14px; }
.stack { display: flex; flex-direction: column; gap: var(--space-3); }

/* ---------------------------------------------------------------- the board */

.board {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-4);
  padding: var(--space-5);
}

/**
 * One rink. The leading edge carries the status colour rather than the whole
 * card being tinted - a wall of red reads as one alarm, and four rinks with
 * four different problems is four.
 */
.rink {
  border: 1px solid var(--color-divider);
  border-left: 5px solid var(--color-neutral-500);
  padding: var(--space-4);
  background: var(--color-bg);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.rink.down { border-left-color: var(--color-bad); }
.rink.warn { border-left-color: var(--color-warn); }
.rink.ok   { border-left-color: var(--color-good); }
.rink.paused { border-left-color: var(--color-neutral-400); opacity: .62; }
/* Last known, not current - see the comment on `stale` in board.js. */
.rink.stale .vitals,
.rink.stale .net,
.rink.stale .events,
.rink.stale .now,
.rink.stale .rink-head .pill { opacity: .45; }

.rink-head { display: flex; align-items: baseline; gap: var(--space-2); }
.rink-head h3 {
  font-family: var(--font-heading);
  font-size: 16px;
  margin: 0;
  flex: 1;
  min-width: 0;
  overflow-wrap: anywhere;
}

.pill {
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 2px var(--space-2);
  border: 1px solid var(--color-divider);
  background: var(--color-neutral-200);
  color: var(--color-text-muted);
  white-space: nowrap;
}
.pill.performance { background: var(--color-accent-100); color: var(--color-accent-700); border-color: var(--color-accent); }
.pill.public { background: var(--color-warn-100); color: var(--color-warn); border-color: var(--color-warn); }
.pill.playing { background: var(--color-good-100); color: var(--color-good); border-color: var(--color-good); }

/* Vitals: three numbers that answer "is the box all right". */
.vitals {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-4);
  font-size: 13px;
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
}
.vitals b { color: var(--color-text); font-weight: 600; }

/* Addresses somebody is about to type: monospace, so 1 and l stay apart. */
.net {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-3);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-text-muted);
}

.alerts { list-style: none; margin: var(--space-1) 0 0; padding: 0; display: flex; flex-direction: column; gap: var(--space-1); }
.alerts li { font-size: 13px; padding: var(--space-1) var(--space-2); border-left: 3px solid transparent; }
.alerts li.down { background: var(--color-bad-100); border-left-color: var(--color-bad); color: #6e1712; }
.alerts li.warn { background: var(--color-warn-100); border-left-color: var(--color-warn); color: #5a4506; }

.events { list-style: none; margin: 0; padding: 0; font-size: 13px; }
.events li { display: flex; gap: var(--space-2); padding: 2px 0; }
.events .name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.events .cache { font-variant-numeric: tabular-nums; color: var(--color-text-muted); }
.events .cache.short { color: var(--color-bad); font-weight: 600; }

.rink-foot {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-3);
  margin-top: auto;
  padding-top: var(--space-2);
  border-top: 1px solid var(--color-neutral-300);
  font-size: 12px;
  color: var(--color-text-muted);
}
.rink-foot a { color: var(--color-accent); white-space: nowrap; }
.rink-foot button { white-space: nowrap; }

.now {
  font-size: 13px;
  padding: var(--space-2);
  background: var(--color-neutral-100);
  border-left: 3px solid var(--color-good);
}
.now .skater { color: var(--color-text-muted); }

/* ---------------------------------------------------------------- forms */

.field { display: flex; flex-direction: column; gap: var(--space-1); }
.field label { font-size: 13px; font-weight: 600; }
input, select, textarea {
  font: inherit;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-neutral-500);
  background: var(--color-bg);
  color: var(--color-text);
  border-radius: var(--radius);
  min-width: 0;
}
input:focus, select:focus, button:focus { outline: 2px solid var(--color-accent); outline-offset: 1px; }

button {
  font: inherit;
  font-weight: 600;
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-neutral-900);
  background: var(--color-bg);
  color: var(--color-text);
  cursor: pointer;
  border-radius: var(--radius);
}
button:hover { background: var(--color-neutral-200); }
button.primary { background: var(--color-neutral-900); color: var(--color-neutral-100); }
button.primary:hover { background: var(--color-neutral-700); }
button.btn-block { width: 100%; }
button.small { padding: var(--space-1) var(--space-2); font-size: 12px; font-weight: 500; }
button.danger { border-color: var(--color-bad); color: var(--color-bad); }
button.danger:hover { background: var(--color-bad-100); }

.err { color: var(--color-bad); font-size: 13px; min-height: 1.2em; margin: var(--space-2) 0; }
.foot-note { color: var(--color-text-muted); font-size: 13px; text-align: center; margin-top: var(--space-4); }
.empty { color: var(--color-text-muted); padding: var(--space-6) var(--space-5); text-align: center; }

/* ---------------------------------------------------------------- registry */

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: var(--space-2); border-bottom: 1px solid var(--color-neutral-300); vertical-align: middle; }
th { font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--color-text-muted); }
td.url { font-family: var(--font-mono); font-size: 12px; overflow-wrap: anywhere; }
.row-actions { display: flex; gap: var(--space-2); justify-content: flex-end; }

.toast {
  position: fixed;
  left: 50%;
  bottom: var(--space-5);
  transform: translateX(-50%);
  background: var(--color-neutral-900);
  color: var(--color-neutral-100);
  padding: var(--space-2) var(--space-5);
  font-size: 14px;
  z-index: 20;
}

nav.tabs { display: flex; gap: var(--space-4); }
nav.tabs a { color: var(--color-text-muted); text-decoration: none; font-size: 13px; font-weight: 600; }
nav.tabs a[aria-current="page"] { color: var(--color-text); border-bottom: 2px solid var(--color-neutral-900); }

@media (max-width: 560px) {
  .board { grid-template-columns: 1fr; padding: var(--space-4); }
  .panel { padding: var(--space-4); }
}