/* cal-test — minimal, readable, no framework */

* { box-sizing: border-box; }

:root {
  --bg: #0f1115;
  --panel: #181b22;
  --panel-2: #1f232c;
  --panel-3: #262b36;
  --border: #2a2f3a;
  --text: #e6e9ef;
  --muted: #8b93a3;
  --accent: #4f8cff;
  --accent-hover: #6aa0ff;
  --danger: #ff6363;
  --ok: #38c172;
  --warn: #f6b73c;
  --code: #1a1d24;
  --radius: 8px;
  --shadow: 0 1px 2px rgba(0,0,0,0.2), 0 4px 12px rgba(0,0,0,0.1);
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f7f8fa;
    --panel: #ffffff;
    --panel-2: #fafbfc;
    --panel-3: #eef0f3;
    --border: #e1e4ea;
    --text: #1a1d24;
    --muted: #5a6172;
    --code: #f1f2f5;
    --shadow: 0 1px 2px rgba(0,0,0,0.04), 0 4px 12px rgba(0,0,0,0.06);
  }
}

html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 32px 20px 80px;
}

h1 { font-size: 1.8rem; margin: 0 0 8px; }
h2 { font-size: 1.2rem; margin: 32px 0 12px; }
h3 { font-size: 1rem; margin: 16px 0 8px; color: var(--muted); font-weight: 500; text-transform: uppercase; letter-spacing: 0.05em; }

.subtle { color: var(--muted); font-size: 0.9rem; }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin: 16px 0;
  box-shadow: var(--shadow);
}

.card + .card { margin-top: 12px; }

.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.row.between { justify-content: space-between; }
.col { display: flex; flex-direction: column; gap: 8px; }

label {
  display: block;
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

label.inline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-transform: none;
  font-size: 0.9rem;
  color: var(--text);
  letter-spacing: 0;
}

input[type="text"],
input[type="email"],
input[type="number"],
input[type="datetime-local"],
input[type="date"],
textarea,
select {
  width: 100%;
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  font: inherit;
}

textarea { min-height: 80px; resize: vertical; }

input:focus, textarea:focus, select:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  border-color: var(--accent);
}

button, .btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  border: 0;
  border-radius: 6px;
  padding: 10px 16px;
  font: inherit;
  font-weight: 500;
  cursor: pointer;
}
button:hover, .btn:hover { background: var(--accent-hover); }
button:disabled { opacity: 0.5; cursor: not-allowed; }

button.ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
button.ghost:hover { background: var(--panel-2); }

button.danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid var(--danger);
}
button.danger:hover { background: rgba(255,99,99,0.1); }

button.small {
  padding: 4px 10px;
  font-size: 0.85rem;
}

.tag {
  display: inline-block;
  background: var(--code);
  color: var(--muted);
  border-radius: 999px;
  padding: 2px 10px;
  font-size: 0.8rem;
}
.tag.ok { color: var(--ok); }
.tag.warn { color: var(--warn); }
.tag.danger { color: var(--danger); }
.tag.accent { color: var(--accent); }

.kv {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 4px 12px;
  font-size: 0.95rem;
}
.kv .k { color: var(--muted); }

.magic {
  background: var(--code);
  border: 1px dashed var(--border);
  border-radius: 6px;
  padding: 12px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.85rem;
  word-break: break-all;
}

.muted { color: var(--muted); }
.center { text-align: center; }
.spacer { height: 16px; }
.hr { height: 1px; background: var(--border); margin: 24px 0; }

.empty {
  text-align: center;
  padding: 32px 16px;
  color: var(--muted);
}

.notice {
  background: var(--code);
  border-left: 3px solid var(--accent);
  padding: 10px 14px;
  border-radius: 4px;
  margin: 12px 0;
  font-size: 0.95rem;
}
.notice.warn { border-left-color: var(--warn); }
.notice.danger { border-left-color: var(--danger); }
.notice.ok { border-left-color: var(--ok); }

/* ---------- slot list (manage) ---------- */

.slot-list { list-style: none; padding: 0; margin: 0; }
.slot-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  margin-bottom: 8px;
  background: var(--panel-2);
}
.slot-list li.booked {
  border-color: var(--ok);
  background: rgba(56,193,114,0.06);
}
.slot-list .when { font-weight: 500; }
.slot-list .meta { color: var(--muted); font-size: 0.85rem; }

/* ---------- day grid (book) ---------- */

.day-section {
  margin: 0 0 18px;
}
.day-section header {
  font-weight: 600;
  margin: 0 0 8px;
  color: var(--text);
}
.day-section header .date { color: var(--muted); font-weight: 400; margin-left: 6px; font-size: 0.9rem; }
.day-section .slots {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 8px;
}
.slot-chip {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 8px;
  cursor: pointer;
  text-align: center;
  transition: background 0.1s, border-color 0.1s, transform 0.05s;
  font: inherit;
  color: var(--text);
  width: 100%;
}
.slot-chip:hover {
  background: var(--panel-3);
  border-color: var(--accent);
}
.slot-chip:active { transform: scale(0.98); }
.slot-chip .time { font-weight: 600; font-size: 1.05rem; }
.slot-chip .dur  { color: var(--muted); font-size: 0.8rem; }
.slot-chip.selected {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.slot-chip.selected .dur { color: rgba(255,255,255,0.8); }

.tz-note {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--code);
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 0.85rem;
  color: var(--muted);
}
.tz-note .arrow { color: var(--accent); }

/* ---------- token list (manage) ---------- */

.token-list { list-style: none; padding: 0; margin: 0; }
.token-list li {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px;
  margin-bottom: 8px;
  background: var(--panel-2);
}
.token-list li.invalid { opacity: 0.55; }
.token-list .token-meta {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 4px;
}
.token-list .token-url {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.8rem;
  word-break: break-all;
  color: var(--text);
  background: var(--code);
  padding: 4px 6px;
  border-radius: 4px;
  margin-top: 6px;
}

/* ---------- form grid helpers ---------- */

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
@media (max-width: 480px) { .grid-2 { grid-template-columns: 1fr; } }

.checkbox-row { display: flex; align-items: center; gap: 8px; }
.checkbox-row input[type="checkbox"] { width: auto; }