/* =====================================================================
   Metrimont Portal
   Chrome (header, layout) is Metrimont's neutral identity.
   Client pages inject --client-primary / --client-secondary /
   --client-accent from Postgres via an inline style on <body>.
   ===================================================================== */

:root {
  --ink: #17242d;
  --steel: #5a6b77;
  --line: #dce3e8;
  --paper: #f6f8f9;
  --card: #ffffff;
  --accent: #0f6c6a;
  --good: #1d7a46;
  --bad: #b23a2f;

  /* Client theme defaults to Metrimont's own palette */
  --client-primary: var(--ink);
  --client-secondary: var(--steel);
  --client-accent: var(--accent);

  --font-display: "Space Grotesk", sans-serif;
  --font-body: "IBM Plex Sans", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.55;
}

h1, h2, h3 {
  font-family: var(--font-display);
  line-height: 1.15;
  margin: 0 0 0.35em;
}
h1 { font-size: 2rem; }
h2 { font-size: 1.25rem; }
h3 { font-size: 1rem; }

.mono {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.01em;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--client-secondary);
  margin: 0 0 0.4rem;
}

a { color: inherit; }

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

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 1.5rem;
  background: var(--card);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
}

.wordmark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  text-decoration: none;
  color: var(--ink);
}
.wordmark-dot { color: var(--accent); }

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.1rem;
}
.site-nav a {
  text-decoration: none;
  font-weight: 500;
  color: var(--steel);
}
.site-nav a:hover { color: var(--ink); }
.nav-user { color: var(--steel); font-size: 0.85rem; }
.inline-form { display: inline; margin: 0; }

.page {
  max-width: 1080px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.2rem 1.5rem;
  color: var(--steel);
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

/* --- buttons -------------------------------------------------------- */

.btn {
  display: inline-block;
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 0.5rem 0.95rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  text-decoration: none;
}
.btn-primary {
  background: var(--client-primary);
  color: #fff;
}
.btn-primary:hover { filter: brightness(1.12); }
.btn-quiet {
  background: transparent;
  color: var(--steel);
  border-color: var(--line);
}
.btn-quiet:hover { color: var(--ink); border-color: var(--steel); }
.btn-export {
  background: transparent;
  color: var(--client-primary);
  border-color: var(--client-primary);
  white-space: nowrap;
}
.btn-export:hover {
  background: var(--client-primary);
  color: #fff;
}

/* --- login ---------------------------------------------------------- */

.login-wrap {
  display: flex;
  justify-content: center;
  padding-top: 8vh;
}
.login-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 2.2rem;
  width: 100%;
  max-width: 400px;
}
.login-title { font-size: 1.4rem; }
.login-sub { color: var(--steel); margin-top: 0; }
.login-form { display: grid; gap: 0.45rem; margin-top: 1.4rem; }
.login-form label {
  font-weight: 600;
  font-size: 0.82rem;
  margin-top: 0.6rem;
}
.login-form input {
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.6rem 0.7rem;
  font: inherit;
}
.login-form input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  border-color: var(--accent);
}
.login-form .btn { margin-top: 1.1rem; }
.form-error {
  background: #fdf0ee;
  border: 1px solid #eeccc7;
  color: var(--bad);
  border-radius: 6px;
  padding: 0.6rem 0.8rem;
  font-size: 0.85rem;
}
.login-help { color: var(--steel); font-size: 0.8rem; margin-top: 1.4rem; }

/* --- employee dashboard --------------------------------------------- */

.page-head { margin-bottom: 1.6rem; }

.client-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}
.client-tile {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  text-decoration: none;
  transition: transform 120ms ease, box-shadow 120ms ease;
}
.client-tile:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(23, 36, 45, 0.08);
}
.client-tile-brandbar {
  height: 6px;
  background: var(--tile-accent, var(--accent));
}
.client-tile-body { padding: 1.1rem 1.2rem 1.2rem; }
.client-tile-logo {
  height: 34px;
  max-width: 160px;
  object-fit: contain;
  object-position: left;
  display: block;
  margin-bottom: 0.7rem;
}
.client-tile-meta { color: var(--steel); margin: 0; }

/* --- client band ---------------------------------------------------- */

.client-band {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 6px solid var(--client-primary);
  border-radius: 10px;
  padding: 1.5rem 1.8rem;
  margin-bottom: 2rem;
}
.client-logo {
  height: 56px;
  max-width: 220px;
  object-fit: contain;
}
.client-band h1 { margin-bottom: 0; }

/* --- top signals ledger --------------------------------------------- */

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.9rem;
}
.section-head-note { color: var(--steel); }

.signals { margin-bottom: 2.6rem; }

.signal-ledger {
  list-style: none;
  margin: 0;
  padding: 0;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
}
.signal-row {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  padding: 0.85rem 1.2rem;
}
.signal-row + .signal-row { border-top: 1px solid var(--line); }

.signal-rank {
  color: var(--client-secondary);
  font-size: 0.95rem;
  width: 2ch;
  flex-shrink: 0;
}
.signal-main { flex: 1; min-width: 0; }
.signal-title {
  font-weight: 600;
  text-decoration: none;
}
.signal-title:hover { color: var(--client-primary); }
.signal-meta { color: var(--steel); margin-left: 0.6rem; }
.signal-bar-track {
  height: 4px;
  background: var(--paper);
  border-radius: 2px;
  margin-top: 0.45rem;
}
.signal-bar {
  height: 100%;
  border-radius: 2px;
  background: var(--client-accent);
}
.signal-z { flex-shrink: 0; font-size: 0.85rem; }
.z-good { color: var(--good); }
.z-bad { color: var(--bad); }

/* --- graph library -------------------------------------------------- */

.filters { display: flex; gap: 0.6rem; }
.filters input,
.filters select {
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0.45rem 0.65rem;
  font: inherit;
  font-size: 0.85rem;
  background: var(--card);
}
.filters input:focus,
.filters select:focus {
  outline: 2px solid var(--client-primary);
  outline-offset: 1px;
}

.graph-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.1rem;
}
.graph-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1.1rem 1.2rem 0.9rem;
  scroll-margin-top: 90px;
}
.graph-card:target {
  outline: 2px solid var(--client-accent);
  outline-offset: 2px;
}
.graph-card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.8rem;
  margin-bottom: 0.7rem;
}
.graph-meta { color: var(--steel); margin: 0; }
.graph-img {
  width: 100%;
  height: auto;
  border-radius: 6px;
  background: var(--paper);
}
.graph-updated { color: var(--steel); margin: 0.6rem 0 0; }
.no-results { color: var(--steel); margin-top: 1.4rem; }

/* --- empty / error states ------------------------------------------- */

.empty-state {
  background: var(--card);
  border: 1px dashed var(--line);
  border-radius: 10px;
  padding: 2rem;
  color: var(--steel);
}
.empty-state code {
  font-family: var(--font-mono);
  font-size: 0.8em;
  background: var(--paper);
  padding: 0.1em 0.35em;
  border-radius: 4px;
}
.error-state { text-align: center; margin-top: 4rem; }
.error-state .btn { margin-top: 0.8rem; }

/* --- responsive ----------------------------------------------------- */

@media (max-width: 640px) {
  .page { padding: 1.2rem 1rem 3rem; }
  .client-band { flex-direction: column; align-items: flex-start; gap: 0.8rem; }
  .section-head { flex-direction: column; align-items: flex-start; }
  .filters { width: 100%; }
  .filters input { flex: 1; }
  .signal-meta { display: block; margin-left: 0; }
}

/* --- two-factor ------------------------------------------------------ */
.twofa-qr { display: block; margin: 0 auto 0.8rem; border-radius: 8px; background: #fff; padding: 8px; }
.recovery-codes {
  display: grid; grid-template-columns: 1fr 1fr; gap: 0.5rem 1.4rem;
  list-style: none; padding: 1rem 1.2rem; margin: 0 0 1.2rem;
  background: var(--paper, #f4f6f7); border-radius: 8px; font-size: 1.05rem; letter-spacing: 0.06em;
}

/* --- per-client chart visibility (admin) ----------------------------- */
.admin-tools { margin: 0; color: var(--steel); font-size: 0.78rem; }
.admin-note { color: var(--steel); max-width: 56ch; }
.admin-source { text-transform: capitalize; }
.admin-chart-list { list-style: none; margin: 0; padding: 0; }
.admin-chart-row {
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  padding: 0.65rem 0.2rem; border-bottom: 1px solid rgba(90, 107, 119, 0.18);
}
.admin-chart-row.is-hidden { opacity: 0.75; }
.admin-chart-info { display: flex; flex-direction: column; gap: 0.15rem; }
.admin-chart-note { color: var(--steel); }
.admin-chart-form { display: flex; align-items: center; gap: 0.6rem; flex-shrink: 0; }
.admin-note-input {
  padding: 0.35rem 0.6rem; border: 1px solid rgba(90, 107, 119, 0.35);
  border-radius: 6px; font: inherit; font-size: 0.8rem; width: 200px;
}
.badge {
  display: inline-block; padding: 0.1rem 0.5rem; border-radius: 999px;
  font-size: 0.68rem; font-weight: 600; letter-spacing: 0.04em;
  text-transform: uppercase; vertical-align: middle;
}
.badge-hidden { background: rgba(208, 82, 82, 0.12); color: #b04040; }
.graph-card-hidden { opacity: 0.6; outline: 2px dashed rgba(176, 64, 64, 0.4); }
