/* Flume — Fastwater brand theme */
:root {
  --bg: #0a1220;
  --surface-1: #0e1930;
  --surface-2: #121f38;
  --blue: #1e7fff;
  --blue-2: #3b90ff;
  --blue-3: #5ca2ff;
  --text: #eaf0f8;
  --muted: #9fb0c8;
  --border: rgba(255, 255, 255, 0.08);
  --amber: #f0b35c;
  --green: #3ecf8e;
  --red: #ff6b6b;
  --radius: 14px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

a { color: var(--blue-3); text-decoration: none; }

/* ---------- layout ---------- */
.container { max-width: 960px; margin: 0 auto; padding: 0 16px 64px; }

header.topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  background: rgba(10, 18, 32, 0.85);
  backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 20;
}
.topbar-right { display: flex; align-items: center; gap: 12px; }
.username { color: var(--muted); font-size: 13.5px; white-space: nowrap; }

/* ---------- wordmark ---------- */
.wordmark { display: inline-flex; align-items: center; gap: 9px; user-select: none; }
.wordmark svg { flex: none; }
.wordmark .name { font-weight: 800; font-size: 21px; letter-spacing: -0.02em; color: var(--text); }
.wordmark .byline {
  color: var(--muted); font-size: 10.5px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase; margin-left: 2px; align-self: flex-end;
  padding-bottom: 3px;
}

/* ---------- cards ---------- */
.card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-top: 18px;
}
.card h2 { margin: 0 0 4px; font-size: 17px; font-weight: 700; }
.card .sub { color: var(--muted); font-size: 13px; margin: 0 0 16px; }
.card.inner { background: var(--surface-2); padding: 14px 16px; margin-top: 12px; }

/* ---------- forms ---------- */
label.field { display: block; margin-top: 14px; }
label.field > span, .field-label {
  display: block; color: var(--muted); font-size: 12.5px; font-weight: 600;
  letter-spacing: 0.03em; margin-bottom: 6px;
}
input[type="text"], input[type="email"], input[type="password"], input[type="number"],
input[type="date"], textarea, select {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  padding: 10px 12px;
  font: inherit;
  outline: none;
  transition: border-color 0.15s;
}
input:focus, textarea:focus, select:focus { border-color: var(--blue-2); }
textarea { resize: vertical; min-height: 72px; }
input[type="checkbox"] { accent-color: var(--blue); width: 17px; height: 17px; }
input[type="file"] { color: var(--muted); font-size: 13px; }
input[type="file"]::file-selector-button {
  background: var(--surface-2); border: 1px solid var(--border); color: var(--text);
  padding: 7px 12px; border-radius: 8px; margin-right: 10px; font: inherit; font-size: 13px; cursor: pointer;
}

.check-row { display: flex; align-items: center; gap: 9px; margin-top: 14px; color: var(--text); font-size: 14px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px;
  background: var(--blue); color: #fff; border: none; border-radius: 10px;
  padding: 10px 18px; font: inherit; font-weight: 600; font-size: 14.5px;
  cursor: pointer; transition: background 0.15s, opacity 0.15s;
}
.btn:hover { background: var(--blue-2); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn.secondary { background: var(--surface-2); color: var(--text); border: 1px solid var(--border); }
.btn.secondary:hover { border-color: var(--blue-2); background: var(--surface-2); }
.btn.ghost { background: transparent; color: var(--muted); border: 1px solid var(--border); }
.btn.ghost:hover { color: var(--text); border-color: var(--blue-2); }
.btn.small { padding: 6px 12px; font-size: 13px; border-radius: 8px; }
.btn-row { display: flex; gap: 10px; margin-top: 18px; flex-wrap: wrap; }

/* ---------- tabs ---------- */
.tabs { display: flex; gap: 6px; margin-top: 18px; border-bottom: 1px solid var(--border); }
.tab {
  background: none; border: none; color: var(--muted); font: inherit; font-weight: 600;
  font-size: 14.5px; padding: 10px 14px; cursor: pointer;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.tab.active { color: var(--text); border-bottom-color: var(--blue); }

/* ---------- segmented control ---------- */
.segmented { display: inline-flex; background: var(--surface-2); border: 1px solid var(--border); border-radius: 10px; padding: 3px; gap: 3px; flex-wrap: wrap; }
.segmented button {
  background: none; border: none; color: var(--muted); font: inherit; font-size: 13.5px;
  font-weight: 600; padding: 7px 14px; border-radius: 8px; cursor: pointer;
}
.segmented button.active { background: var(--blue); color: #fff; }

/* ---------- day grid ---------- */
.day-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 6px; margin-top: 6px; }
.day-grid .day { text-align: center; }
.day-grid .day span { display: block; color: var(--muted); font-size: 11px; font-weight: 700; text-transform: uppercase; margin-bottom: 4px; }
.day-grid input { text-align: center; padding: 8px 4px; font-size: 13.5px; }
@media (max-width: 480px) { .day-grid { grid-template-columns: repeat(4, 1fr); } }

/* ---------- chips ---------- */
.chip {
  display: inline-block; padding: 3px 10px; border-radius: 999px;
  font-size: 12px; font-weight: 700; letter-spacing: 0.02em; white-space: nowrap;
}
.chip.draft { background: rgba(240, 179, 92, 0.14); color: var(--amber); }
.chip.submitted { background: rgba(59, 144, 255, 0.16); color: var(--blue-3); }
.chip.approved { background: rgba(62, 207, 142, 0.14); color: var(--green); }
.chip.missing { background: rgba(255, 107, 107, 0.14); color: var(--red); }

/* ---------- tables / lists ---------- */
.table-wrap { overflow-x: auto; margin-top: 8px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; color: var(--muted); font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; padding: 8px 10px; border-bottom: 1px solid var(--border); white-space: nowrap; }
td { padding: 11px 10px; border-bottom: 1px solid var(--border); vertical-align: middle; }
tr.clickable { cursor: pointer; }
tr.clickable:hover td { background: rgba(59, 144, 255, 0.05); }
tr.missing-row td { background: rgba(255, 107, 107, 0.06); }

.list-item {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 14px; border: 1px solid var(--border); border-radius: 12px;
  background: var(--surface-2); margin-top: 10px; flex-wrap: wrap;
}
.list-item .meta { color: var(--muted); font-size: 12.5px; }

/* ---------- misc ---------- */
.img-preview { max-width: 100%; max-height: 260px; border-radius: 10px; border: 1px solid var(--border); margin-top: 10px; display: block; }
.msg { margin-top: 12px; font-size: 13.5px; border-radius: 10px; padding: 10px 12px; display: none; }
.msg.show { display: block; }
.msg.error { background: rgba(255, 107, 107, 0.12); color: var(--red); }
.msg.ok { background: rgba(62, 207, 142, 0.12); color: var(--green); }
.muted { color: var(--muted); }
.mono { font-variant-numeric: tabular-nums; }
.empty { color: var(--muted); font-size: 14px; padding: 18px 0; text-align: center; }
.row-flex { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.grow { flex: 1 1 180px; }
hr.sep { border: none; border-top: 1px solid var(--border); margin: 18px 0; }

/* drawer */
.drawer-backdrop {
  position: fixed; inset: 0; background: rgba(4, 8, 16, 0.6); z-index: 40; display: none;
}
.drawer-backdrop.open { display: block; }
.drawer {
  position: fixed; top: 0; right: 0; bottom: 0; width: min(460px, 100%);
  background: var(--surface-1); border-left: 1px solid var(--border);
  z-index: 50; padding: 20px; overflow-y: auto;
  transform: translateX(100%); transition: transform 0.22s ease;
}
.drawer.open { transform: translateX(0); }

/* login page */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px 16px; }
.login-card { width: 100%; max-width: 400px; background: var(--surface-1); border: 1px solid var(--border); border-radius: 18px; padding: 32px 28px; }
.login-card .wordmark { justify-content: center; width: 100%; margin-bottom: 6px; }
.demo-creds { margin-top: 20px; padding: 12px 14px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 10px; font-size: 12.5px; color: var(--muted); line-height: 1.7; }
.demo-creds code { color: var(--blue-3); font-size: 12px; }

audit-log { display: block; }
.audit-entry { padding: 9px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.audit-entry .when { color: var(--muted); font-size: 11.5px; }