:root {
  --ink:        #12222E;
  --ink-2:      #4C6070;
  --ink-3:      #7C8E99;
  --paper:      #E9EDEA;
  --panel:      #FFFFFF;
  --rule:       #CFD8D2;
  --rule-soft:  #E4EAE6;
  --accent:     #16695A;
  --accent-2:   #0E4A3F;
  --accent-tint:#E2EDE9;
  --alert:      #93341C;
  --alert-tint: #F8E8E2;

  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --sans: "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;

  --micro: 0.6875rem;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body.page {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.5;
}

/* ---------- top bar ---------- */

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 14px 20px;
  background: var(--ink);
  color: #EAF0EE;
  border-bottom: 3px solid var(--accent);
}

.topbar__brand { display: flex; align-items: center; gap: 10px; }

.topbar__mark {
  width: 15px; height: 15px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  background:
    radial-gradient(circle at center, var(--accent) 0 3px, transparent 3px);
  flex: none;
}

.topbar__name {
  font-weight: 600;
  letter-spacing: -0.01em;
}

.topbar__session {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.8125rem;
}

.topbar__who { color: #B7C6C1; }

.topbar__clock {
  font-family: var(--mono);
  font-size: var(--micro);
  padding: 3px 7px;
  border: 1px solid #34505C;
  border-radius: 3px;
  color: #9FB6AF;
  font-variant-numeric: tabular-nums;
}

.topbar__clock.is-low { color: #F0C0A8; border-color: #7A4433; }

.topbar__out { color: #EAF0EE; text-decoration: none; border-bottom: 1px solid #3D5A66; }
.topbar__out:hover { border-bottom-color: var(--accent); }

/* ---------- layout ---------- */

.shell { max-width: 1180px; margin: 0 auto; padding: 24px 20px 64px; }

/* ---------- the period panel (signature element) ---------- */

.panel {
  background: var(--panel);
  border: 1px solid var(--rule);
  border-top: 3px solid var(--accent);
  border-radius: 4px;
  padding: 18px 18px 14px;
}

.panel__row {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 14px;
}

.field { display: flex; flex-direction: column; gap: 5px; min-width: 0; }
.field--grow { flex: 1 1 220px; }
.field--readout { justify-content: flex-end; }

.field__label {
  font-family: var(--mono);
  font-size: var(--micro);
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.field__input {
  font-family: var(--sans);
  font-size: 0.9375rem;
  color: var(--ink);
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 9px 11px;
  min-height: 40px;
  width: 100%;
}

.field__input--date { font-family: var(--mono); font-size: 0.875rem; }

.field__input:focus-visible,
.btn:focus-visible,
.preset:focus-visible,
.topbar__out:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.readout {
  font-family: var(--mono);
  font-size: 0.875rem;
  color: var(--accent-2);
  background: var(--accent-tint);
  border: 1px solid #C6DCD5;
  border-radius: 3px;
  padding: 9px 12px;
  min-height: 40px;
  display: flex;
  align-items: center;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.btn {
  font-family: var(--sans);
  font-size: 0.9375rem;
  font-weight: 500;
  border: 1px solid transparent;
  border-radius: 3px;
  padding: 10px 20px;
  min-height: 40px;
  cursor: pointer;
}

.btn--primary { background: var(--accent); color: #fff; }
.btn--primary:hover { background: var(--accent-2); }
.btn--block { width: 100%; }

.panel__presets {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--rule-soft);
}

.panel__presets-label {
  font-family: var(--mono);
  font-size: var(--micro);
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-right: 2px;
}

.preset {
  font-family: var(--mono);
  font-size: var(--micro);
  letter-spacing: 0.04em;
  color: var(--ink-2);
  background: transparent;
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 5px 12px;
  cursor: pointer;
}

.preset:hover { border-color: var(--accent); color: var(--accent-2); background: var(--accent-tint); }

/* ---------- messages ---------- */

.msg {
  margin: 18px 0 0;
  padding: 11px 14px;
  border-radius: 3px;
  font-size: 0.9375rem;
  border-left: 3px solid;
}

.msg--error { background: var(--alert-tint); border-left-color: var(--alert); color: #6B2513; }
.msg--info  { background: var(--accent-tint); border-left-color: var(--accent); color: var(--accent-2); }

/* ---------- result ---------- */

.result {
  margin-top: 22px;
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 4px;
}

.result__head { padding: 16px 18px; border-bottom: 1px solid var(--rule-soft); }

.result__title { margin: 0; font-size: 1.0625rem; font-weight: 600; letter-spacing: -0.01em; }

.result__meta {
  margin: 5px 0 0;
  font-family: var(--mono);
  font-size: var(--micro);
  letter-spacing: 0.04em;
  color: var(--ink-3);
  text-transform: uppercase;
}

.result__body { padding: 4px 18px 18px; overflow-x: auto; }

.result__note {
  margin: 0;
  padding: 11px 18px;
  border-top: 1px solid var(--rule-soft);
  font-family: var(--mono);
  font-size: var(--micro);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-3);
}

/* Styling for the tables that arrive from Netram */
.result__body table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 14px;
  font-size: 0.875rem;
}

.result__body th,
.result__body td {
  border-bottom: 1px solid var(--rule-soft);
  padding: 9px 11px;
  text-align: left;
  vertical-align: top;
}

.result__body th {
  font-family: var(--mono);
  font-size: var(--micro);
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--ink-2);
  background: #F3F6F4;
  border-bottom: 1px solid var(--rule);
  white-space: nowrap;
}

.result__body td { font-variant-numeric: tabular-nums; }
.result__body tr:hover td { background: #F7FAF8; }
.result__body img { max-width: 100%; height: auto; }

/* ---------- empty state ---------- */

.empty {
  margin-top: 22px;
  padding: 44px 20px;
  text-align: center;
  border: 1px dashed var(--rule);
  border-radius: 4px;
}

.empty__lead { margin: 0; font-size: 1rem; color: var(--ink-2); }
.empty__sub  { margin: 6px 0 0; font-family: var(--mono); font-size: var(--micro);
               letter-spacing: 0.05em; text-transform: uppercase; color: var(--ink-3); }

/* ---------- auth ---------- */

body.page--auth {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 24px;
}

.auth { width: 100%; max-width: 380px; }

.auth__card {
  background: var(--panel);
  border: 1px solid var(--rule);
  border-top: 3px solid var(--accent);
  border-radius: 4px;
  padding: 30px 26px 24px;
}

.auth__head { text-align: center; margin-bottom: 22px; }
.auth__head .topbar__mark { display: inline-block; margin-bottom: 12px; }

.auth__title { margin: 0; font-size: 1.1875rem; font-weight: 600; letter-spacing: -0.01em; }

.auth__sub {
  margin: 6px 0 0;
  font-family: var(--mono);
  font-size: var(--micro);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.auth__form { display: flex; flex-direction: column; gap: 15px; margin-top: 20px; }

.auth__foot {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--rule-soft);
  font-size: 0.8125rem;
  color: var(--ink-3);
  text-align: center;
}

/* ---------- small screens ---------- */

@media (max-width: 620px) {
  .panel__row { flex-direction: column; align-items: stretch; }
  .field--readout { flex-direction: row; align-items: center; justify-content: space-between; }
  .btn--primary { width: 100%; }
  .topbar { padding: 12px 14px; }
  .shell { padding: 18px 14px 48px; }
  .result__body { padding-left: 12px; padding-right: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

@media print {
  .topbar, .panel, .result__note { display: none; }
  .result { border: none; }
}