/* ==========================================================================
   Widgets de calculadora (paneles, formularios, resultados, tablas).
   Compartido por todas las calculadoras nuevas. Las variables de color
   y la tipografia base viven en site.css.
   ========================================================================== */

/* layout */
.app{display:grid;grid-template-columns:1fr;gap:20px;margin-top:8px}
.app>*{min-width:0}
@media(min-width:940px){.app{grid-template-columns:1.05fr .95fr;align-items:start}
  .panel-out{position:sticky;top:74px}}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow)}

/* tabs */
.tabs{display:flex;gap:6px;background:var(--surface-2);padding:4px;border-radius:11px;margin-bottom:18px}
.tabs button{flex:1;border:0;background:transparent;color:var(--ink-2);font:inherit;font-size:.92rem;
  font-weight:600;padding:9px 8px;border-radius:8px;cursor:pointer}
.tabs button[aria-selected="true"]{background:var(--surface);color:var(--ink);box-shadow:var(--shadow)}
html[data-theme="dark"] .tabs button[aria-selected="true"]{background:#2f2f2d}

/* form */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:520px){.grid2{grid-template-columns:1fr}}
.field{margin-bottom:12px}
label{display:block;font-size:.82rem;font-weight:600;color:var(--ink-2);margin-bottom:5px}
label .hint{font-weight:400;color:var(--ink-muted)}
input[type=number],select,input[type=text]{
  width:100%;padding:10px 11px;border:1px solid var(--border);border-radius:9px;
  background:var(--bg);color:var(--ink);font:inherit;font-size:.95rem}
input:focus,select:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:transparent}
.duration{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px}
input[type=range]{width:100%;accent-color:var(--accent)}
.rangerow{display:flex;align-items:center;gap:12px}
.rangeval{min-width:52px;text-align:right;font-variant-numeric:tabular-nums;font-weight:650;font-size:.92rem}
details.adv{margin-top:6px;border-top:1px solid var(--border);padding-top:12px}
details.adv summary{cursor:pointer;font-size:.86rem;font-weight:650;color:var(--ink-2);list-style:none}
details.adv summary::-webkit-details-marker{display:none}
details.adv summary::before{content:"▸ ";display:inline-block;transition:transform .15s}
details.adv[open] summary::before{content:"▾ "}
.seg{display:flex;gap:0;border:1px solid var(--border);border-radius:9px;overflow:hidden}
.seg button{flex:1;border:0;background:var(--bg);color:var(--ink-2);font:inherit;font-size:.85rem;
  padding:8px;cursor:pointer;font-weight:600}
.seg button[aria-pressed="true"]{background:var(--accent);color:var(--accent-ink)}

/* results */
.hero-num{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
.hero-num .v{font-size:clamp(2.6rem,8vw,3.6rem);font-weight:700;letter-spacing:-.04em;
  font-variant-numeric:tabular-nums;line-height:1}
.hero-num .u{font-size:1.1rem;color:var(--ink-muted);font-weight:600}
.hero-label{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-muted);font-weight:650}
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--border);
  border:1px solid var(--border);border-radius:11px;overflow:hidden;margin-top:18px}
@media(max-width:460px){.tiles{grid-template-columns:repeat(2,1fr)}.tile:last-child{grid-column:span 2}}
.tile{background:var(--surface);padding:12px 12px 11px}
.tile .k{font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-muted);font-weight:650}
.tile .v{font-size:1.25rem;font-weight:680;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
.tile .v small{font-size:.72rem;font-weight:600;color:var(--ink-muted);margin-left:2px}

/* stacked proportion bar */
.bar-wrap{margin-top:22px}
.bar-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:8px}
.bar-head .t{font-size:.82rem;font-weight:650;color:var(--ink-2)}
.bar{display:flex;height:26px;border-radius:6px;overflow:hidden;background:var(--surface-2);gap:2px}
.bar span{display:block;height:100%;min-width:0}
.bar span:first-child{border-radius:6px 0 0 6px}
.bar span:last-child{border-radius:0 6px 6px 0}
.legend{display:flex;flex-wrap:wrap;gap:14px;margin-top:10px}
.legend div{display:flex;align-items:center;gap:7px;font-size:.83rem;color:var(--ink-2)}
.dot{width:11px;height:11px;border-radius:3px;flex:none}
.legend b{color:var(--ink);font-variant-numeric:tabular-nums;font-weight:650}
.note{font-size:.83rem;color:var(--ink-muted);margin-top:14px}
.callout{margin-top:16px;padding:11px 13px;border-radius:10px;background:var(--surface-2);
  border-left:3px solid var(--accent);font-size:.88rem;color:var(--ink-2)}

/* tables */
.tablewrap{overflow-x:auto;max-width:100%;margin:14px 0;border:1px solid var(--border);border-radius:11px;-webkit-overflow-scrolling:touch}
table{width:100%;border-collapse:collapse;font-size:.9rem;min-width:340px}
th,td{padding:9px 12px;text-align:left;border-bottom:1px solid var(--border)}
th{background:var(--surface-2);font-size:.78rem;text-transform:uppercase;letter-spacing:.05em;
  color:var(--ink-muted);font-weight:650}
tbody tr:last-child td{border-bottom:0}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}
td.pos{color:var(--good);font-weight:650}
td.neg{color:var(--warn);font-weight:650}
tbody tr:hover{background:var(--surface-2)}