/* =====================================================================
   MERITANT design system
   Signature: a "calibration tick" motif (see .gauge, .badge, h2::before)
   reflecting the Calibre framework's precision-instrument metaphor.
   ===================================================================== */

:root {
  /* Palette — named, chosen for this brief (not default SaaS indigo) */
  --ink:          #14171F;   /* near-black navy — header, primary text */
  --ink-soft:     #2A2F3D;
  --paper:        #F6F4EF;   /* warm off-white background */
  --card:         #FFFFFF;
  --brass:        #A9822F;   /* signature accent — calibration-dial gold */
  --brass-dark:   #8A6A22;
  --slate-blue:   #2B4C7E;   /* secondary accent, links */
  --success:      #3F7D58;
  --success-bg:   #E6F0EA;
  --danger:       #B23A3A;
  --danger-bg:    #F7E8E8;
  --warn:         #92661E;
  --warn-bg:      #F3E9D6;
  --border:       #E2DED3;
  --muted:        #6B6559;
  --radius:       8px;
  --shadow:       0 1px 2px rgba(20,23,31,0.06), 0 4px 14px rgba(20,23,31,0.05);
}

* { box-sizing: border-box; }

body {
  font-family: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--paper);
  color: var(--ink);
  margin: 0;
  -webkit-font-smoothing: antialiased;
}

h1, h2 {
  font-family: 'Source Serif 4', Georgia, 'Times New Roman', serif;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
}
h1 { font-size: 1.75rem; margin: 0 0 6px; }
h2 {
  font-size: 1.15rem;
  margin: 0 0 16px;
  padding-left: 14px;
  border-left: 3px solid var(--brass);
}

code { font-family: 'IBM Plex Mono', 'SF Mono', Consolas, monospace; font-size: 0.9em; }

/* ---- Top navigation --------------------------------------------- */
.topbar {
  background: var(--ink);
  color: #E9E7DF;
  padding: 0 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 56px;
}
.topbar .brand {
  font-family: 'Source Serif 4', Georgia, serif;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.04em;
  color: #FFFFFF;
  text-decoration: none;
}
.topbar .brand .tick { color: var(--brass); }
.topbar nav { display: flex; align-items: center; gap: 22px; }
.topbar nav a {
  color: #C9C6BA;
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  transition: color 0.15s;
}
.topbar nav a:hover, .topbar nav a.active { color: #FFFFFF; }
.topbar .user-menu { display: flex; align-items: center; gap: 14px; font-size: 0.85rem; color: #9C98A0; }
.topbar .user-menu a { color: #E9E7DF; font-weight: 600; text-decoration: none; }
.topbar .user-menu a:hover { color: var(--brass); }
.lang-switch a { color: #9C98A0 !important; font-weight: 500 !important; font-size: 0.82rem; }
.lang-switch a.active { color: #FFFFFF !important; }
.lang-sep { color: #4A4E5A; margin: 0 2px; }

:lang(ml) { font-family: 'Noto Sans Malayalam', 'IBM Plex Sans', sans-serif; }

.container { max-width: 1100px; margin: 0 auto; padding: 36px 20px 60px; }

/* ---- Cards --------------------------------------------------------- */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px 26px;
  margin-bottom: 18px;
}
.card.accent { border-top: 3px solid var(--brass); }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.grid-lenses { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
@media (max-width: 900px) { .grid-lenses { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .grid-lenses { grid-template-columns: 1fr; } }

.page-intro { color: var(--muted); font-size: 0.95rem; margin: 0 0 24px; max-width: 640px; }

/* ---- Badges (status "gauge lights") --------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  padding: 3px 10px 3px 8px;
  border-radius: 99px;
  margin-bottom: 4px;
}
.badge::before { content: ''; width: 6px; height: 6px; border-radius: 50%; display: inline-block; }
.badge-ready { background: var(--success-bg); color: var(--success); }
.badge-ready::before { background: var(--success); }
.badge-dev { background: var(--warn-bg); color: var(--warn); }
.badge-dev::before { background: var(--warn); }

/* ---- Buttons --------------------------------------------------------- */
.btn {
  display: inline-block;
  background: var(--brass);
  color: #FFFFFF;
  border: 1px solid var(--brass);
  padding: 9px 18px;
  border-radius: 6px;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s;
}
.btn:hover { background: var(--brass-dark); border-color: var(--brass-dark); }
.btn.btn-secondary { background: transparent; color: var(--ink); border-color: var(--border); }
.btn.btn-secondary:hover { background: var(--paper); border-color: var(--ink); }
.btn.btn-danger { background: transparent; color: var(--danger); border-color: var(--danger); }
.btn.btn-danger:hover { background: var(--danger); color: #fff; }

/* ---- Forms ------------------------------------------------------------ */
.form-group { margin-bottom: 16px; }
label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 0.85rem; color: var(--ink-soft); }
input[type=text], input[type=email], input[type=password], input[type=number], select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.95rem;
  font-family: inherit;
  background: #fff;
  color: var(--ink);
}
input:focus, select:focus {
  outline: none;
  border-color: var(--brass);
  box-shadow: 0 0 0 3px rgba(169,130,47,0.15);
}

/* ---- Alerts ------------------------------------------------------------ */
.alert { padding: 12px 16px; border-radius: 6px; margin-bottom: 16px; font-size: 0.92rem; }
.alert-error { background: var(--danger-bg); color: var(--danger); }
.alert-success { background: var(--success-bg); color: var(--success); }
.alert-warning { background: var(--warn-bg); color: var(--warn); }

/* ---- Gauge / progress bar (signature element) --------------------------- */
.progress-bar {
  background: repeating-linear-gradient(90deg, #E9E5D8 0 1px, transparent 1px 12px), #EDE9DC;
  border-radius: 99px;
  height: 10px;
  overflow: hidden;
  margin-bottom: 20px;
  border: 1px solid var(--border);
}
.progress-fill { background: var(--brass); height: 100%; transition: width 0.3s; }

.trait-bar-track {
  background: #EDE9DC;
  border-radius: 6px;
  height: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.trait-bar-fill { background: var(--slate-blue); height: 100%; }

.likert-row { display: flex; gap: 8px; justify-content: space-between; margin: 20px 0; }
.likert-option { flex: 1; text-align: center; font-family: 'IBM Plex Mono', monospace; font-size: 0.9rem; }
.likert-option input { display: block; margin: 0 auto 6px; }

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

table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
th {
  text-align: left;
  padding: 8px 10px;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  border-bottom: 2px solid var(--border);
}
td { text-align: left; padding: 10px; border-bottom: 1px solid var(--border); vertical-align: top; }

a { color: var(--slate-blue); }

/* ---- Binary (Yes/No) choice — Bird Test ---- */
.binary-row { display: flex; gap: 16px; margin: 20px 0; }
.binary-option {
  flex: 1; text-align: center; padding: 16px; border: 2px solid var(--border);
  border-radius: 8px; cursor: pointer; font-weight: 600; transition: border-color 0.15s, background 0.15s;
}
.binary-option:has(input:checked) { border-color: var(--brass); background: #FBF6EA; }
.binary-option input { display: none; }

/* ---- Assessment item-taking page polish ---- */
.item-kicker {
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--brass-dark);
  margin: 0 0 10px;
}
.item-card { margin-bottom: 16px; }
.item-card h2 {
  border-left-width: 4px;
  padding-left: 16px;
  margin-bottom: 20px;
}
.btn-next { display: block; width: 100%; max-width: 220px; margin: 8px auto 0; text-align: center; }
@media (min-width: 640px) { .btn-next { margin: 8px 0 0; } }