/* ============================================================
   Terracotta & Indigo — sauriiiin.github.io unified theme
   ============================================================ */

/* --- Palette --- */
:root {
  --khadi:      #F2EBE0;
  --khadi-2:    #E6DDD0;
  --sandstone:  #D9CBC0;
  --ink:        #1A1F33;
  --ink-soft:   #5B5550;
  --terracotta: #C75B39;
  --terracotta-light: rgba(199,91,57,.08);
  --indigo:     #2C3E6B;
  --indigo-light: rgba(44,62,107,.07);
  --midnight:   #1A1F33;
  --haldi:      #D4A84B;
  --haldi-light: rgba(212,168,75,.12);
  --banyan:     #4A7C59;
  --banyan-light: rgba(74,124,89,.07);
  --card:       #FAF7F2;
  --line:       #D9CBC0;
  --shadow:     rgba(26,31,51,.10);

  /* backward compat aliases */
  --paper:      var(--khadi);
  --paper-2:    var(--khadi-2);
  --forest:     var(--indigo);
  --forest-2:   var(--banyan);
  --clay:       var(--terracotta);
  --gold:       var(--haldi);
  --sage:       var(--banyan);
}

/* --- Fonts --- */
/* Google Fonts import is expected in each page's <head>:
   Bitter:ital,wght@0,400;0,500;0,600;1,400
   Archivo:wght@400;500;600
   IBM Plex Mono:wght@400;500;600
*/

/* --- Base --- */
*, *::before, *::after { box-sizing: border-box; }

body {
  font-family: 'Archivo', system-ui, -apple-system, sans-serif;
  background: var(--khadi);
  background-image:
    radial-gradient(circle at 12% 8%, var(--haldi-light), transparent 38%),
    radial-gradient(circle at 88% 92%, var(--indigo-light), transparent 42%);
  color: var(--ink);
  line-height: 1.5;
  margin: 0;
  padding: 0;
  min-height: 100vh;
}

/* --- Universal site nav (for standalone pages) --- */
.site-topnav {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 14px 0;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--line);
  font-family: 'Archivo', sans-serif;
  font-size: 13px;
  flex-wrap: wrap;
}
.site-topnav .home-link {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .04em;
  color: var(--terracotta);
  text-decoration: none;
  margin-right: auto;
}
.site-topnav .home-link:hover { text-decoration: underline; }
.site-topnav a {
  color: var(--indigo);
  text-decoration: none;
  font-weight: 500;
}
.site-topnav a:hover { color: var(--terracotta); }

/* --- Panel / card --- */
.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: clamp(20px, 3vw, 30px);
  box-shadow: 0 1px 0 rgba(255,255,255,.6) inset, 0 12px 30px -22px var(--shadow);
}

/* --- Headings (Bitter display) --- */
h1, h2, h3 {
  font-family: 'Bitter', serif;
}

/* --- Eyebrow label --- */
.eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--terracotta);
  font-weight: 500;
  margin-bottom: 10px;
}

/* --- Inputs (shared) --- */
input[type=number],
input[type=text],
select {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 15px;
  padding: 11px 13px;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  background: var(--khadi);
  color: var(--ink);
  transition: border-color .15s, box-shadow .15s;
  -moz-appearance: textfield;
  width: 100%;
}
input:focus, select:focus {
  outline: none;
  border-color: var(--indigo);
  box-shadow: 0 0 0 3px var(--indigo-light);
}
input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }

/* --- Buttons --- */
.btn-primary {
  font-family: 'Archivo', sans-serif;
  font-size: 14px;
  font-weight: 500;
  color: var(--khadi);
  background: var(--indigo);
  border: none;
  border-radius: 10px;
  padding: 10px 20px;
  cursor: pointer;
  transition: all .15s;
}
.btn-primary:hover { background: #364d80; }

.btn-secondary {
  font-family: 'Archivo', sans-serif;
  font-size: 14px;
  font-weight: 500;
  color: var(--indigo);
  background: var(--card);
  border: 1.5px solid var(--line);
  border-radius: 10px;
  padding: 10px 20px;
  cursor: pointer;
  transition: all .15s;
}
.btn-secondary:hover { border-color: var(--indigo); background: var(--indigo-light); }

/* --- Stat cards --- */
.stat {
  background: var(--khadi);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px 18px;
}
.stat .k {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.stat .v {
  font-family: 'Bitter', serif;
  font-weight: 600;
  font-size: 28px;
  letter-spacing: -.01em;
  margin-top: 4px;
}

/* --- Tables --- */
table.themed {
  width: 100%;
  border-collapse: collapse;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
}
table.themed thead th {
  position: sticky;
  top: 0;
  background: var(--indigo);
  color: var(--khadi);
  font-weight: 500;
  text-align: right;
  padding: 11px 14px;
  font-size: 11.5px;
  letter-spacing: .04em;
}
table.themed thead th:first-child { text-align: left; }
table.themed td {
  padding: 9px 14px;
  text-align: right;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
}
table.themed td:first-child { text-align: left; font-weight: 500; }
table.themed tbody tr:nth-child(even) { background: var(--khadi); }
table.themed tbody tr:hover { background: var(--khadi-2); }

/* --- Toggle / pill group --- */
.toggle {
  display: inline-flex;
  background: var(--khadi-2);
  border: 1.5px solid var(--line);
  border-radius: 10px;
  padding: 3px;
  gap: 3px;
}
.toggle button {
  font-family: 'Archivo', sans-serif;
  font-size: 12.5px;
  font-weight: 500;
  border: none;
  background: transparent;
  color: var(--ink-soft);
  padding: 7px 13px;
  border-radius: 7px;
  cursor: pointer;
  transition: all .15s;
}
.toggle button.active { background: var(--indigo); color: var(--khadi); }

/* --- Disclaimer --- */
.disclaimer {
  margin-top: 22px;
  font-size: 11.5px;
  color: var(--ink-soft);
  line-height: 1.5;
  padding-top: 16px;
  border-top: 1px dashed var(--line);
}

/* --- Footer --- */
.site-footer {
  margin-top: 34px;
  text-align: center;
  font-size: 12px;
  color: var(--ink-soft);
  font-family: 'IBM Plex Mono', monospace;
}
.site-footer a { color: var(--ink-soft); }

/* --- Print --- */
@media print {
  body { padding: 10px; background: #fff; background-image: none; }
  .site-topnav { display: none; }
  .panel { box-shadow: none; }
}
