/* ==========================================================================
   ShapeCalculator — calculator UI
   Hero, form controls, result panel, gauges, stats, visuals, print.
   ========================================================================== */

.calc-hero { position: relative; padding-block: 18px 28px; }
.calc-hero .lead { margin-bottom: 0; }
.hero-points { display: flex; flex-wrap: wrap; gap: 8px 18px; list-style: none; padding: 0; margin: 18px 0 0; }
.hero-points li { display: inline-flex; align-items: center; gap: 7px; font-size: .9rem; font-weight: 600; color: var(--text-2); }
.hero-points li::before {
  content: ""; width: 18px; height: 18px; border-radius: 50%; flex: none;
  background: var(--good-050) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2316a36a' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center / 11px no-repeat;
}

/* ---------- Layout ---------- */
.calc-layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: 22px; }
.result-more { margin-top: 22px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow); padding: clamp(18px, 3vw, 28px); }
.result-more > .result-body > :first-child { margin-top: 0; }
@media (min-width: 1000px) {
  .calc-layout { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: start; }
  .calc-layout .result-card { position: sticky; top: 84px; }
  .calc-layout .result-top { grid-template-columns: 1fr; gap: 18px; }
  .calc-layout .form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .calc-layout .calc-card.quiz { grid-template-columns: 1fr; }
}

.calc-card, .result-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow);
  padding: clamp(18px, 3vw, 28px);
}
.result-card { scroll-margin-top: 84px; }
.calc-card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 18px; }
.calc-card-head h2 { font-size: 1.2rem; margin: 0; }
.calc-card-head .badge-step { font-size: .78rem; color: var(--text-3); font-weight: 600; }

/* ---------- Form controls ---------- */
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 14px 18px; align-items: start; }
.form-grid .span-2 { grid-column: span 2; }
@media (max-width: 560px) { .form-grid { grid-template-columns: 1fr; } .form-grid .span-2 { grid-column: auto; } }
.calc-card.quiz { display: grid; grid-template-columns: 1fr 1fr; gap: 18px 28px; align-items: start; }
.calc-card.quiz > .calc-card-head, .calc-card.quiz > .q-progress, .calc-card.quiz > details, .calc-card.quiz > .actions, .calc-card.quiz > .form-status, .calc-card.quiz > .privacy-note { grid-column: 1 / -1; }
.calc-card.quiz > .q-progress { margin-bottom: 0; }
@media (max-width: 760px) { .calc-card.quiz { grid-template-columns: 1fr; } }
.actions .btn-primary { flex: 0 1 auto; min-width: 240px; }

.field { margin: 0; padding: 0; border: 0; min-width: 0; }
.field > label, .field > legend {
  display: flex; align-items: baseline; justify-content: space-between; gap: 8px;
  font-weight: 650; font-size: .9rem; margin-bottom: 6px; padding: 0; color: var(--text);
}
.opt { font-weight: 500; font-size: .76rem; color: var(--text-3); }
.hint { margin: 6px 0 0; font-size: .8rem; color: var(--text-3); line-height: 1.45; }
.error { margin: 6px 0 0; font-size: .8rem; color: var(--bad); font-weight: 600; min-height: 0; }
.error:empty { display: none; }

.input-wrap {
  display: flex; align-items: center; height: 44px; border-radius: 11px;
  background: var(--surface-2); border: 1px solid var(--border-strong); transition: border-color .15s, box-shadow .15s, background .15s;
}
.input-wrap:focus-within { border-color: var(--primary); background: var(--surface); box-shadow: 0 0 0 4px var(--primary-050); }
.input-wrap input, .input-wrap select {
  flex: 1; min-width: 0; height: 100%; border: 0; background: transparent; padding: 0 12px; font-size: .98rem; font-weight: 600; outline: none;
  -moz-appearance: textfield; appearance: textfield;
}
.input-wrap input::-webkit-outer-spin-button, .input-wrap input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.input-wrap input::placeholder { color: var(--text-3); font-weight: 500; }
.input-wrap .unit { padding: 0 14px 0 4px; color: var(--text-3); font-weight: 650; font-size: .88rem; white-space: nowrap; }
.input-wrap select { appearance: none; -webkit-appearance: none; cursor: pointer; padding-right: 40px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2375748f' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") right 14px center / 16px no-repeat; }
.field.has-error .input-wrap { border-color: var(--bad); box-shadow: 0 0 0 4px var(--bad-050); }

/* segmented control */
.seg { display: flex; padding: 3px; gap: 3px; border-radius: 12px; background: var(--bg-soft); border: 1px solid var(--border); }
.seg label { flex: 1; position: relative; cursor: pointer; }
.seg input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.seg span {
  display: flex; align-items: center; justify-content: center; gap: 6px; min-height: 36px; padding: 4px 8px; border-radius: 9px; white-space: nowrap;
  font-weight: 650; font-size: .86rem; color: var(--text-2); text-align: center; transition: .15s;
}
.seg input:checked + span { background: var(--surface); color: var(--primary); box-shadow: var(--shadow-sm), 0 0 0 1px var(--primary-100); }
.seg input:focus-visible + span { outline: 3px solid var(--primary); outline-offset: 1px; }
.seg label:hover span { color: var(--text); }

/* option cards (quiz) */
.quiz { display: grid; gap: 18px; }
.q-block { border: 0; padding: 0; margin: 0; }
.q-block legend { font-weight: 700; margin-bottom: 10px; font-size: .98rem; padding: 0; display: flex; gap: 10px; }
.q-block legend .q-n { flex: none; width: 24px; height: 24px; border-radius: 50%; background: var(--primary-050); color: var(--primary); font-size: .78rem; display: grid; place-items: center; font-weight: 800; }
.options { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 8px; }
.option { position: relative; cursor: pointer; }
.option input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.option span {
  display: flex; flex-direction: column; gap: 2px; height: 100%; padding: 12px 14px; border-radius: 12px;
  border: 1px solid var(--border-strong); background: var(--surface-2); font-weight: 600; font-size: .9rem; transition: .15s;
}
.option small { font-weight: 500; color: var(--text-3); font-size: .78rem; line-height: 1.4; }
.option:hover span { border-color: var(--primary-100); }
.option input:checked + span { border-color: var(--primary); background: var(--primary-050); box-shadow: 0 0 0 1px var(--primary); }
.option input:focus-visible + span { outline: 3px solid var(--primary); outline-offset: 2px; }
.q-progress { height: 6px; border-radius: 6px; background: var(--bg-soft); overflow: hidden; margin-bottom: 18px; }
.q-progress span { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--primary), var(--accent)); transition: width .3s; }

.check { display: flex; align-items: center; gap: 10px; cursor: pointer; font-weight: 600; font-size: .92rem; }
.check input { width: 20px; height: 20px; accent-color: var(--primary); }

.actions { display: flex; gap: 10px; margin-top: 22px; flex-wrap: wrap; }
.actions .btn-primary { flex: 0 1 auto; min-width: 260px; }
@media (max-width: 560px) { .actions .btn-primary { flex: 1; min-width: 180px; } }
.form-status { margin: 12px 0 0; font-size: .86rem; color: var(--bad); font-weight: 600; }
.form-status:empty { display: none; }
.privacy-note { display: flex; gap: 8px; align-items: center; margin: 14px 0 0; font-size: .8rem; color: var(--text-3); }
.privacy-note svg { width: 15px; height: 15px; flex: none; }

[data-show-when][hidden] { display: none !important; }

/* ---------- Result ---------- */
.result-empty { display: flex; align-items: center; gap: 20px; color: var(--text-3); }
.result-empty svg { width: 76px; height: 76px; flex: none; opacity: .9; }
.result-empty h2 + p { margin-top: 4px; }
.result-empty h2 { font-size: 1.1rem; color: var(--text-2); margin: 0; }
.result-empty p { margin: 0; font-size: .92rem; }
.result-top { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 28px; align-items: start; }
.result-top.single { grid-template-columns: 1fr; }
.result-aside > :first-child { margin-top: 0; }
.result-aside .stat-grid { margin-top: 0; }
.result-main .result-visual { margin-top: 20px; }
.result-aside .result-section:first-child { margin-top: 0; }
.result-lower { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 28px; align-items: start; }
@media (max-width: 960px) { .result-top, .result-lower { grid-template-columns: 1fr; gap: 8px; } }

.result-body { animation: rise .35s ease both; }
@keyframes rise { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.result-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.result-kicker { margin: 0 0 4px; font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .09em; color: var(--text-3); }
.result-title { font-size: clamp(1.5rem, 3vw, 2rem); margin: 0; font-weight: 800; letter-spacing: -.03em; }
.result-title:focus { outline: none; }
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 5px 11px; border-radius: 999px; font-size: .8rem; font-weight: 750; white-space: nowrap; }
.badge::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.tone-good { color: var(--good); background: var(--good-050); }
.tone-ok { color: var(--ok); background: var(--ok-050); }
.tone-warn { color: var(--warn); background: var(--warn-050); }
.tone-bad { color: var(--bad); background: var(--bad-050); }
.tone-info { color: var(--primary); background: var(--primary-050); }

.big-value { display: flex; align-items: baseline; gap: 8px; margin: 14px 0 4px; }
.big-value span { font-size: clamp(2.6rem, 6vw, 3.6rem); font-weight: 850; letter-spacing: -.045em; line-height: 1; background: linear-gradient(135deg, var(--primary), #8a63ff); -webkit-background-clip: text; background-clip: text; color: transparent; }
.big-value small { font-size: 1.05rem; font-weight: 700; color: var(--text-3); }
.result-summary { color: var(--text-2); margin: 12px 0 0; }

.result-visual { display: flex; justify-content: center; align-items: center; gap: 18px; margin: 18px 0 4px; padding: 16px; border-radius: var(--radius); background: var(--surface-2); border: 1px solid var(--border); }
.result-visual svg { max-height: 280px; width: auto; }
.result-visual.split { display: grid; grid-template-columns: auto 1fr; text-align: left; }
@media (max-width: 520px) { .result-visual.split { grid-template-columns: 1fr; justify-items: center; } }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; margin: 18px 0 0; }
.stat { padding: 14px; border-radius: 14px; background: var(--surface-2); border: 1px solid var(--border); margin: 0; }
.stat dt { font-size: .76rem; font-weight: 700; color: var(--text-3); text-transform: uppercase; letter-spacing: .06em; }
.stat dd { margin: 4px 0 0; font-size: 1.22rem; font-weight: 800; letter-spacing: -.02em; color: var(--text); }
.stat .stat-hint { display: block; margin-top: 2px; font-size: .78rem; color: var(--text-3); font-weight: 500; }
.stat.tone-good dd { color: var(--good); } .stat.tone-warn dd { color: var(--warn); } .stat.tone-bad dd { color: var(--bad); } .stat.tone-ok dd { color: var(--ok); }
.stat.tone-good, .stat.tone-warn, .stat.tone-bad, .stat.tone-ok, .stat.tone-info { background: var(--surface-2); }

/* gauge */
.gauge { margin: 22px 0 6px; }
.gauge-title { display: flex; justify-content: space-between; font-size: .8rem; font-weight: 700; color: var(--text-3); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 30px; }
.gauge-track { position: relative; display: flex; height: 12px; border-radius: 999px; overflow: visible; }
.gauge-band { height: 100%; position: relative; }
.gauge-band:first-child { border-radius: 999px 0 0 999px; }
.gauge-band:last-child { border-radius: 0 999px 999px 0; }
.gauge-band.b-good { background: var(--good); } .gauge-band.b-ok { background: var(--ok); } .gauge-band.b-warn { background: var(--warn); } .gauge-band.b-bad { background: var(--bad); } .gauge-band.b-info { background: var(--primary); }
.gauge-band + .gauge-band { box-shadow: -2px 0 0 var(--surface); }
.gauge-marker { position: absolute; top: 50%; width: 22px; height: 22px; margin-left: -11px; margin-top: -11px; border-radius: 50%; background: var(--surface); border: 4px solid var(--text); box-shadow: var(--shadow); transition: left .5s cubic-bezier(.2, .8, .2, 1); }
.gauge-marker b { position: absolute; bottom: calc(100% + 8px); left: 50%; transform: translateX(-50%); background: var(--text); color: var(--surface); font-size: .78rem; padding: 3px 8px; border-radius: 7px; white-space: nowrap; }
.gauge-labels { display: flex; margin-top: 10px; }
.gauge-labels span { font-size: .72rem; font-weight: 650; color: var(--text-3); text-align: center; line-height: 1.25; padding: 0 2px; }
.gauge-ticks { position: relative; height: 16px; margin-top: 4px; }
.gauge-ticks span { position: absolute; transform: translateX(-50%); font-size: .7rem; color: var(--text-3); font-variant-numeric: tabular-nums; }

/* confidence / comparison bars */
.bars { display: grid; gap: 10px; margin-top: 18px; }
.bar-row { display: grid; grid-template-columns: 130px 1fr 48px; align-items: center; gap: 10px; font-size: .88rem; }
.bar-row .bar-label { font-weight: 650; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bar-row .bar { height: 10px; border-radius: 999px; background: var(--bg-soft); overflow: hidden; }
.bar-row .bar i { display: block; height: 100%; border-radius: 999px; background: var(--border-strong); transition: width .6s cubic-bezier(.2, .8, .2, 1); }
.bar-row.is-top .bar i { background: linear-gradient(90deg, var(--primary), #8a63ff); }
.bar-row.is-top .bar-label { color: var(--primary); }
.bar-row .bar-val { text-align: right; font-weight: 700; font-variant-numeric: tabular-nums; color: var(--text-2); }
@media (max-width: 420px) { .bar-row { grid-template-columns: 100px 1fr 42px; } }

.result-section { margin-top: 22px; }
.result-section h3 { font-size: .95rem; margin-bottom: 10px; display: flex; align-items: center; gap: 8px; }
.result-section ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.result-section li { position: relative; padding-left: 22px; color: var(--text-2); font-size: .93rem; }
.result-section li::before { content: ""; position: absolute; left: 4px; top: .6em; width: 7px; height: 7px; border-radius: 50%; background: var(--primary); }
.result-section.do li::before { background: var(--good); }
.result-section.dont li::before { background: var(--bad); }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
@media (max-width: 520px) { .two-col { grid-template-columns: 1fr; } }

.result-table { margin-top: 18px; }
.result-table .data-table td, .result-table .data-table th { padding: 9px 12px; }
.result-table tr.is-active td { background: var(--primary-050); color: var(--primary); font-weight: 750; }
.result-note { margin: 18px 0 0; font-size: .82rem; color: var(--text-3); padding: 10px 12px; border-radius: 10px; background: var(--surface-2); border: 1px solid var(--border); }

.result-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--border); }
.result-actions .share-status { align-self: center; font-size: .82rem; color: var(--good); font-weight: 650; }

.chip-row { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.chip { font-size: .78rem; font-weight: 700; padding: 4px 10px; border-radius: 999px; background: var(--primary-050); color: var(--primary); }

/* svg visuals */
.fig-body { fill: url(#figGrad); stroke: var(--primary); stroke-width: 2; }
.fig-line { stroke: var(--accent); stroke-width: 2; stroke-dasharray: 4 4; }
.fig-label { font-size: 11px; font-weight: 700; fill: var(--text-3); font-family: var(--font); }
.svg-text { font-family: var(--font); fill: var(--text-2); font-size: 11px; font-weight: 650; }
.svg-muted { stroke: var(--border-strong); fill: none; }
.svg-primary { stroke: var(--primary); }
.svg-fill-primary { fill: var(--primary); }
.svg-fill-soft { fill: var(--primary-050); }

/* reference sections below calculators */
.ref-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 14px; }
.ref-card { padding: 18px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); text-align: center; }
.ref-card svg { height: 110px; margin: 0 auto 10px; }
.ref-card h3 { font-size: 1rem; margin-bottom: 4px; }
.ref-card p { font-size: .86rem; color: var(--text-2); margin: 0; }

/* ---------- Charts ---------- */
.chart-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 14px; margin-top: 22px; }
.chart-card { margin: 0; padding: 16px; border-radius: var(--radius); background: var(--surface-2); border: 1px solid var(--border); min-width: 0; }
.chart-card.wide { grid-column: 1 / -1; }
.chart-card figcaption { font-size: .78rem; font-weight: 750; text-transform: uppercase; letter-spacing: .06em; color: var(--text-3); margin-bottom: 12px; }
.chart-card svg { margin-inline: auto; }
.chart-cap { margin: 10px 0 0; font-size: .82rem; color: var(--text-2); line-height: 1.5; }
.donut-wrap { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; justify-content: center; }
.donut-wrap svg { flex: none; }
.chart-legend { list-style: none; margin: 0; padding: 0; display: grid; gap: 7px; font-size: .84rem; min-width: 130px; flex: 1; }
.chart-legend li { display: flex; align-items: center; gap: 8px; }
.chart-legend i { width: 10px; height: 10px; border-radius: 3px; flex: none; }
.chart-legend span { color: var(--text-2); flex: 1; }
.chart-legend b { font-variant-numeric: tabular-nums; }
.chart-legend.inline { display: flex; justify-content: center; gap: 16px; margin-top: 6px; }
.chart-legend.inline span { flex: none; }
.hbars { display: grid; gap: 10px; }
.hbar { display: grid; grid-template-columns: minmax(80px, 34%) 1fr auto; align-items: center; gap: 10px; font-size: .86rem; }
.hbar-label { font-weight: 650; color: var(--text-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.hbar.is-you .hbar-label { color: var(--primary); }
.hbar-track { position: relative; height: 12px; border-radius: 999px; background: var(--bg-soft); }
.hbar-track i { position: absolute; inset: 0 auto 0 0; border-radius: 999px; transition: width .6s cubic-bezier(.2, .8, .2, 1); }
.hbar-track em, .hbar-ref em { position: absolute; top: -4px; bottom: -4px; width: 2px; background: var(--good); border-radius: 2px; }
.hbar b { font-variant-numeric: tabular-nums; font-size: .84rem; }
.hbar-ref { position: relative; margin: 2px 0 0; padding-left: 12px; font-size: .76rem; color: var(--text-3); }
.hbar-ref em { left: 0; top: 2px; bottom: 2px; }
.insights { display: grid; gap: 10px; }
.insight { padding: 12px 14px; border-radius: 12px; border-left: 4px solid currentColor; }
.insight strong { display: block; font-size: .92rem; margin-bottom: 2px; }
.insight p { margin: 0; color: var(--text-2); font-size: .9rem; }

/* ---------- Long-form content ---------- */
.content-layout { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 40px; align-items: start; padding-block: clamp(40px, 6vw, 64px); }
@media (max-width: 960px) { .content-layout { grid-template-columns: minmax(0, 1fr); gap: 20px; } }
.content-layout > * { min-width: 0; }
.toc a, .prose { overflow-wrap: anywhere; }
.toc { position: sticky; top: 86px; max-height: calc(100vh - 110px); overflow-y: auto; padding: 18px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); }
.toc p { margin: 0 0 10px; font-size: .74rem; font-weight: 750; text-transform: uppercase; letter-spacing: .08em; color: var(--text-3); }
.toc ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; counter-reset: toc; }
.toc a { display: block; padding: 5px 8px; border-radius: 8px; font-size: .84rem; color: var(--text-2); text-decoration: none; line-height: 1.35; }
.toc a:hover, .toc a.is-active { background: var(--primary-050); color: var(--primary); }
@media (max-width: 960px) { .toc { position: static; max-height: none; } .toc ol { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .toc ol { grid-template-columns: 1fr; } }
.prose { max-width: 780px; font-size: 1.04rem; }
.prose section { scroll-margin-top: 90px; }
.prose section + section { margin-top: 44px; padding-top: 8px; }
.prose h2 { font-size: clamp(1.4rem, 2.4vw, 1.75rem); margin-bottom: .6em; }
.prose h3 { font-size: 1.14rem; margin: 1.5em 0 .5em; scroll-margin-top: 90px; }
.prose p, .prose li { color: var(--text-2); }
.prose strong { color: var(--text); }
.prose ul, .prose ol { margin: 0 0 1.1em; display: grid; gap: 6px; }
.prose .table-wrap { margin: 1em 0 1.3em; }
.prose .formula { margin: 1em 0; font-size: .9rem; }
.prose .faq { margin-top: 10px; }
.callout { margin: 1.2em 0; padding: 14px 16px; border-radius: 12px; background: var(--primary-050); border-left: 4px solid var(--primary); color: var(--text); font-size: .96rem; }
.callout p { margin: 0; color: var(--text); }
.cat-card { margin: 1.2em 0; padding: 18px 20px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); }
.cat-card h3 { margin-top: 0; }
.cat-card p:last-child, .cat-card ul:last-child { margin-bottom: 0; }
.author-box { display: flex; gap: 14px; align-items: center; margin-top: 36px; padding: 16px 18px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); font-size: .9rem; color: var(--text-2); }
.author-box svg { width: 40px; height: 40px; flex: none; }
.author-box p { margin: 0; }
.updated { font-size: .85rem; color: var(--text-3); margin: 0 0 18px; }

/* ---------- Print ---------- */
@media print {
  .site-header, .site-footer, .breadcrumb, .calc-card, .result-actions, .no-print, .skip-link, .section:not(.calc-section) { display: none !important; }
  body { background: #fff; color: #000; }
  .calc-layout { display: block; }
  .result-card { box-shadow: none; border: 1px solid #ccc; position: static; }
  .big-value span { color: #000; -webkit-text-fill-color: #000; }
}

/* ---------- Right-to-left (Arabic) ---------- */
[dir="rtl"] .gauge, [dir="rtl"] .hbar-track, [dir="rtl"] .bar, [dir="rtl"] .chart-card svg, [dir="rtl"] .result-visual svg, [dir="rtl"] .input-wrap input { direction: ltr; }
[dir="rtl"] .input-wrap input { text-align: right; }
[dir="rtl"] .result-section li { padding-left: 0; padding-right: 22px; }
[dir="rtl"] .result-section li::before { left: auto; right: 4px; }
[dir="rtl"] .insight, [dir="rtl"] .callout { border-left: 0; border-right: 4px solid currentColor; }
[dir="rtl"] .callout { border-right-color: var(--primary); }
[dir="rtl"] .input-wrap select { background-position: left 14px center; padding-right: 14px; padding-left: 40px; }
[dir="rtl"] .input-wrap .unit { padding: 0 4px 0 14px; }
[dir="rtl"] .hbar-ref { padding-left: 0; padding-right: 12px; }
[dir="rtl"] .hbar-ref em { left: auto; right: 0; }
/* ---------- HTML sitemap ---------- */
.sitemap-wrap { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); gap: 22px; padding-block: 8px clamp(40px, 6vw, 64px); }
.sitemap-group { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: clamp(18px, 3vw, 24px); }
.sitemap-group h2 { font-size: 1.1rem; margin: 0 0 12px; }
.sitemap-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.sitemap-list li { display: grid; gap: 2px; padding: 8px 10px; border-radius: 10px; }
.sitemap-list li:hover { background: var(--primary-050); }
.sitemap-list a { color: var(--text); text-decoration: none; overflow-wrap: anywhere; }
.sitemap-list a:hover { color: var(--primary); }
.sitemap-list span { font-size: .86rem; color: var(--text-3); line-height: 1.45; }
.sitemap-langs { grid-template-columns: repeat(2, minmax(0, 1fr)); }