/* ==========================================================================
   Chaping Afiliados — Design Tokens + base components
   Source of truth: docs/CHAPING_DESIGN_SYSTEM.md
   Conventions:
     - All custom properties prefixed with --ch-* or canonical short names
     - All public classes prefixed with .chaping-*
     - Never write hex colors directly in component CSS — use var(--*)
   ========================================================================== */

/* ---- 0. Web fonts (load via Google Fonts in <head> or PHP enqueue) -------- */
/*
  <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
  <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Nunito:wght@600;700;800;900&family=JetBrains+Mono:wght@400;500&display=swap" rel="stylesheet">
*/

/* ---- 1. Tokens ----------------------------------------------------------- */
:root {
  /* Brand */
  --ch-orange:        #FF6A13;
  --ch-orange-hi:     #FF8438;
  --ch-orange-press:  #E15808;
  --ch-orange-soft:   #FFE7D2;
  --ch-orange-wash:   #FFF4EA;
  --ch-orange-ink:    #6B2A07;

  /* Text + neutrals */
  --ink:              #15171A;
  --ink-2:            #2A2F36;
  --fg:               #1F2328;
  --fg-muted:         #5B6573;
  --fg-subtle:        #8A93A1;
  --fg-on-dark:       #F4F5F7;

  /* Surfaces */
  --bg:               #F6F7F9;
  --surface:          #FFFFFF;
  --surface-2:        #FAFBFC;
  --surface-sunken:   #F1F3F5;

  /* Lines */
  --line:             #E6E8EC;
  --line-strong:      #D3D7DD;

  /* Semantic */
  --success:          #16A34A;
  --success-wash:     #E7F6EC;
  --success-line:     #B6DFC1;
  --success-ink:      #0F7A37;
  --warning:          #F59E0B;
  --warning-wash:     #FEF3D7;
  --warning-line:     #F1CE7D;
  --warning-ink:      #8A5B05;
  --danger:           #DC2626;
  --danger-wash:      #FCE6E6;
  --danger-line:      #F3B9B9;
  --danger-ink:       #A11A1A;
  --info:             #2563EB;
  --info-wash:        #E4ECFD;
  --info-line:        #BFCFF8;
  --info-ink:         #1D4FCE;
  --neutral-wash:     #EEF0F3;

  /* Typography */
  --font-display:     "Nunito", system-ui, -apple-system, Segoe UI, sans-serif;
  --font-body:        "Inter", system-ui, -apple-system, Segoe UI, sans-serif;
  --font-mono:        "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  /* Spacing (4px grid) */
  --s-1: 4px;  --s-2: 8px;  --s-3: 12px;  --s-4: 16px;
  --s-5: 20px; --s-6: 24px; --s-7: 32px;  --s-8: 40px;
  --s-9: 48px; --s-10: 64px; --s-11: 96px;

  /* Radius */
  --r-flat: 0;
  --r-sm:   6px;
  --r-md:   10px;
  --r-lg:   14px;
  --r-pill: 999px;

  /* Shadow */
  --shadow-1:  0 1px 2px rgba(20,23,28,.05), 0 1px 1px rgba(20,23,28,.04);
  --shadow-2:  0 4px 14px rgba(20,23,28,.08), 0 2px 4px rgba(20,23,28,.04);
  --shadow-pop:0 12px 32px rgba(20,23,28,.16);

  /* Focus ring */
  --ch-focus:  0 0 0 3px rgba(255,106,19,.28);

  /* Motion */
  --ease-out:  cubic-bezier(.2, .7, .2, 1);
  --dur-fast:  120ms;
  --dur-med:   180ms;
  --dur-slow:  240ms;
}

/* ---- 2. Reset minimal scope (only inside .chaping-* islands) ------------- */
.chaping-scope,
.chaping-scope * { box-sizing: border-box; }
.chaping-scope {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.55;
  color: var(--fg);
  -webkit-font-smoothing: antialiased;
}

/* ---- 3. Typography utilities -------------------------------------------- */
.chaping-display-xl{ font-family: var(--font-display); font-weight: 900; font-size: 56px; line-height: 1.05; letter-spacing: -0.025em; }
.chaping-display-lg{ font-family: var(--font-display); font-weight: 800; font-size: 40px; line-height: 1.1;  letter-spacing: -0.02em; }
.chaping-h1        { font-family: var(--font-display); font-weight: 800; font-size: 28px; line-height: 1.2;  letter-spacing: -0.015em; color: var(--ink); margin: 0; }
.chaping-h2        { font-family: var(--font-display); font-weight: 700; font-size: 20px; line-height: 1.3;  color: var(--ink); margin: 0; }
.chaping-h3        { font-family: var(--font-body);    font-weight: 600; font-size: 16px; line-height: 1.4;  color: var(--ink); margin: 0; }
.chaping-body      { font-family: var(--font-body);    font-weight: 400; font-size: 14px; line-height: 1.55; }
.chaping-body-sm   { font-family: var(--font-body);    font-weight: 400; font-size: 13px; line-height: 1.55; color: var(--fg-muted); }
.chaping-caption   { font-family: var(--font-body);    font-weight: 500; font-size: 11px; line-height: 1.4; text-transform: uppercase; letter-spacing: .12em; color: var(--fg-subtle); }
.chaping-mono      { font-family: var(--font-mono);    font-weight: 500; font-size: 13px; }

/* ---- 4. Button ---------------------------------------------------------- */
.chaping-btn{
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 13px;
  line-height: 1;
  padding: 10px 16px;
  border-radius: var(--r-sm);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--dur-fast) var(--ease-out),
              color var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out),
              transform 80ms var(--ease-out);
}
.chaping-btn:active{ transform: scale(.985); }
.chaping-btn:focus-visible{ outline: none; box-shadow: var(--ch-focus); }

.chaping-btn--primary{ background: var(--ch-orange); color: #fff; }
.chaping-btn--primary:hover{ background: var(--ch-orange-press); color: #fff; }

.chaping-btn--secondary{ background: var(--surface); color: var(--ink); border-color: var(--line-strong); }
.chaping-btn--secondary:hover{ background: var(--surface-sunken); }

.chaping-btn--ghost{ background: transparent; color: var(--fg); }
.chaping-btn--ghost:hover{ background: var(--surface-sunken); color: var(--ink); }

.chaping-btn--danger{ background: var(--surface); color: var(--danger); border-color: var(--line-strong); }
.chaping-btn--danger:hover{ background: var(--danger-wash); border-color: var(--danger); }

.chaping-btn--sm{ padding: 7px 12px; font-size: 12px; }
.chaping-btn--lg{ padding: 14px 22px; font-size: 14px; }

.chaping-btn[disabled],
.chaping-btn[aria-disabled="true"]{ opacity: .5; pointer-events: none; }

.chaping-btn .chaping-ic{ width: 14px; height: 14px; flex: none; }

/* ---- 5. Form ------------------------------------------------------------ */
.chaping-field{
  display: flex; flex-direction: column; gap: 6px;
  margin-bottom: 12px;
}
.chaping-field > label{
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-2);
}
.chaping-help{ font-size: 11px; color: var(--fg-subtle); }
.chaping-err{ font-size: 11px; color: var(--danger); }

.chaping-input,
.chaping-select,
.chaping-textarea{
  width: 100%;
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-sm);
  padding: 10px 12px;
  outline: none;
  transition: border-color var(--dur-fast) var(--ease-out),
              box-shadow  var(--dur-fast) var(--ease-out);
}
.chaping-textarea{ resize: vertical; min-height: 96px; }
.chaping-input::placeholder,
.chaping-textarea::placeholder{ color: var(--fg-subtle); }

.chaping-input:focus,
.chaping-select:focus,
.chaping-textarea:focus{
  border-color: var(--ch-orange);
  box-shadow: var(--ch-focus);
}
.chaping-input.is-error,
.chaping-select.is-error,
.chaping-textarea.is-error{ border-color: var(--danger); }
.chaping-input.is-error:focus{ box-shadow: 0 0 0 3px rgba(220,38,38,.18); }

.chaping-check{
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--ink);
  cursor: pointer; user-select: none;
}
.chaping-check input{
  appearance: none; -webkit-appearance: none;
  width: 16px; height: 16px;
  border: 1.5px solid var(--line-strong);
  border-radius: 4px;
  background: var(--surface);
  display: inline-grid; place-content: center;
  cursor: pointer;
}
.chaping-check input:checked{ background: var(--ch-orange); border-color: var(--ch-orange); }
.chaping-check input:checked::after{
  content: "";
  width: 8px; height: 4px;
  border-left: 2px solid #fff; border-bottom: 2px solid #fff;
  transform: rotate(-45deg) translate(1px, -1px);
}

.chaping-input-search{
  display: flex; align-items: center; gap: 8px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-sm);
  padding: 8px 12px;
  background: var(--surface);
}
.chaping-input-search input{
  border: none; outline: none; background: transparent; flex: 1;
  font-family: inherit; font-size: 13px; color: var(--ink);
}

/* ---- 6. Badge ----------------------------------------------------------- */
.chaping-badge{
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-body);
  font-size: 11px; font-weight: 600;
  padding: 4px 8px;
  border-radius: var(--r-pill);
  border: 1px solid transparent;
  line-height: 1;
  white-space: nowrap;
}
.chaping-badge .dot{
  width: 6px; height: 6px; border-radius: 50%;
  display: inline-block;
}
.chaping-badge--neutral{ background: var(--neutral-wash);    color: var(--ink-2); }
.chaping-badge--neutral .dot{ background: var(--fg-subtle); }
.chaping-badge--info   { background: var(--info-wash);       color: #1D4FCE; }
.chaping-badge--info .dot{ background: var(--info); }
.chaping-badge--success{ background: var(--success-wash);    color: #0F7A37; }
.chaping-badge--success .dot{ background: var(--success); }
.chaping-badge--warning{ background: var(--warning-wash);    color: #8A5B05; }
.chaping-badge--warning .dot{ background: var(--warning); }
.chaping-badge--danger { background: var(--danger-wash);     color: #A11A1A; }
.chaping-badge--danger .dot{ background: var(--danger); }
.chaping-badge--amber  { background: var(--ch-orange-wash);  color: var(--ch-orange-ink); }
.chaping-badge--amber .dot{ background: var(--ch-orange); }
.chaping-badge--dark   { background: var(--ink); color: #fff; }
.chaping-badge--dark .dot{ background: #fff; }

/* ---- 7. Table ----------------------------------------------------------- */
.chaping-tbl-wrap{
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--surface);
}
.chaping-tbl{
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.chaping-tbl thead th{
  text-align: left;
  background: var(--surface-sunken);
  color: var(--fg-muted);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
}
.chaping-tbl tbody td{
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  color: var(--ink-2);
  vertical-align: middle;
}
.chaping-tbl tbody tr:last-child td{ border-bottom: none; }
.chaping-tbl tbody tr:hover{ background: var(--surface-2); }
.chaping-tbl .mono{ font-family: var(--font-mono); font-size: 12px; color: var(--fg-muted); }
.chaping-tbl .amount{ font-variant-numeric: tabular-nums; font-weight: 600; color: var(--ink); }
.chaping-tbl .right{ text-align: right; }
.chaping-tbl .cell-actions{ display: flex; gap: 6px; justify-content: flex-end; }

/* ---- 8. KPI card -------------------------------------------------------- */
.chaping-kpi{
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--surface);
  padding: 18px;
  position: relative;
  overflow: hidden;
}
.chaping-kpi__label{
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--fg-muted);
  font-weight: 600;
  display: flex; align-items: center; gap: 6px;
  margin-bottom: 12px;
}
.chaping-kpi__value{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 28px;
  letter-spacing: -.015em;
  color: var(--ink);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.chaping-kpi__value .unit{
  font-size: 14px;
  font-weight: 700;
  color: var(--fg-muted);
  margin-left: 2px;
}
.chaping-kpi__foot{
  margin-top: 10px;
  font-size: 12px;
  color: var(--fg-muted);
  display: flex; align-items: center; gap: 6px;
}
.chaping-kpi__foot .delta-up   { color: var(--success); font-weight: 600; }
.chaping-kpi__foot .delta-down { color: var(--danger);  font-weight: 600; }
.chaping-kpi--accent{
  background: linear-gradient(180deg, var(--ch-orange-wash) 0%, var(--surface) 80%);
  border-color: var(--ch-orange-soft);
}

/* ---- 9. Tabs ------------------------------------------------------------ */
.chaping-tabs{
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--line);
  padding: 0 2px;
}
.chaping-tab{
  position: relative;
  padding: 12px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--fg-muted);
  cursor: pointer;
  border: none; background: none;
  font-family: inherit;
}
.chaping-tab:hover{ color: var(--ink); }
.chaping-tab.is-active{ color: var(--ink); }
.chaping-tab.is-active::after{
  content: "";
  position: absolute; left: 12px; right: 12px; bottom: -1px; height: 2px;
  background: var(--ch-orange);
  border-radius: 2px 2px 0 0;
}

/* ---- 10. Notice / alert ------------------------------------------------- */
.chaping-notice{
  display: flex; gap: 12px;
  padding: 12px 14px;
  border-radius: var(--r-sm);
  border: 1px solid;
  font-size: 13px;
  align-items: flex-start;
}
.chaping-notice .chaping-ic{ width: 16px; height: 16px; flex: none; margin-top: 1px; }
.chaping-notice strong{ display: block; margin-bottom: 2px; font-weight: 700; }
.chaping-notice--info   { background: var(--info-wash);    border-color: #BFCFF8; color: #1D4FCE; }
.chaping-notice--success{ background: var(--success-wash); border-color: #B6DFC1; color: #0F7A37; }
.chaping-notice--warning{ background: var(--warning-wash); border-color: #F1CE7D; color: #8A5B05; }
.chaping-notice--danger { background: var(--danger-wash);  border-color: #F3B9B9; color: #A11A1A; }

/* ---- 11. Card / panel --------------------------------------------------- */
.chaping-card{
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: var(--s-6);
  box-shadow: var(--shadow-1);
}
.chaping-section{
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: var(--s-8);
}
.chaping-section + .chaping-section{ margin-top: var(--s-6); }

/* ---- 12. Frontend dashboard nav ----------------------------------------- */
.chaping-dashboard{
  display: grid;
  grid-template-columns: 220px 1fr;
  min-height: 100vh;
  background: var(--bg);
}
.chaping-dashboard__sidebar{
  background: var(--surface);
  border-right: 1px solid var(--line);
  padding: 22px 16px;
}
.chaping-dashboard__nav{ display: flex; flex-direction: column; gap: 2px; }
.chaping-dashboard__nav .group{
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--fg-subtle);
  padding: 8px 10px 6px;
  font-weight: 600;
}
.chaping-dashboard__nav a{
  display: flex; align-items: center; gap: 10px;
  padding: 9px 10px;
  border-radius: var(--r-sm);
  color: var(--fg);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  transition: background var(--dur-fast) var(--ease-out),
              color var(--dur-fast) var(--ease-out);
}
.chaping-dashboard__nav a .chaping-ic{ width: 16px; height: 16px; color: var(--fg-muted); }
.chaping-dashboard__nav a:hover{ background: var(--surface-sunken); color: var(--ink); }
.chaping-dashboard__nav a.is-active{
  background: var(--ch-orange-wash);
  color: var(--ch-orange-ink);
  font-weight: 600;
}
.chaping-dashboard__nav a.is-active .chaping-ic{ color: var(--ch-orange); }
.chaping-dashboard__main{ padding: 28px 32px 40px; min-width: 0; }

/* ---- 13. Icon defaults -------------------------------------------------- */
.chaping-ic{
  display: inline-block;
  vertical-align: middle;
  width: 16px; height: 16px;
  flex: none;
}

/* ---- 14. Responsive ----------------------------------------------------- */
@media (max-width: 1024px){
  .chaping-dashboard{ grid-template-columns: 1fr; }
  .chaping-dashboard__sidebar{
    border-right: none;
    border-bottom: 1px solid var(--line);
  }
}
@media (max-width: 768px){
  .chaping-dashboard__main{ padding: 20px 16px 32px; }
  .chaping-section{ padding: var(--s-6); }
}

/* ---- 15. Reduced motion ------------------------------------------------- */
@media (prefers-reduced-motion: reduce){
  *, *::before, *::after{
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}
