/* Composição e componentes do mockup de referência. */
:root {
  --backdrop: radial-gradient(ellipse at 72% 20%, #173b51 0, transparent 42%), #0b1120;
  --reference-panel: #131e31;
  --reference-card: #1b2b41;
  --glass: linear-gradient(130deg, #1b354a, #11273a);
  --chip: #144054;
  --chip-edge: #31627a;
  --ice: #152c42;
  --icon-tile: #1d4b55;
  --cta: linear-gradient(155deg, #48f6db, #25d8c7);
  --cta-text: #082b30;
  --wave: #07536a;
  --wave-soft: #153750;
  --meter: #30475f;
  --shadow-glass: 0 6px 20px #020a183d;
  --hairline: #34536a;
}
:root[data-theme="light"] {
  --backdrop: radial-gradient(ellipse at 12% 6%, #f7fcff 0, transparent 42%), linear-gradient(145deg, #e0f1f9, #d4e7f2);
  --reference-panel: #f7fbfe;
  --reference-card: #eff8fc;
  --glass: linear-gradient(130deg, #fcfdff, #edf7fc);
  --chip: #d2f5f2;
  --chip-edge: #b4e8e6;
  --ice: #edf6fc;
  --icon-tile: #d8f4f1;
  --cta: linear-gradient(145deg, #087f84, #005c66);
  --cta-text: #fff;
  --wave: #56c9d2;
  --wave-soft: #a6e1e7;
  --meter: #cedce7;
  --shadow-glass: 0 5px 16px #22608115, 0 1px 2px #2b6c8910;
  --hairline: #cadfeb;
}
body { background: var(--backdrop); }
.shell { width: min(100% - 1.75rem, 88rem); }
.site-header { background: var(--reference-panel); }
.header-inner { grid-template-columns: minmax(0, 1fr) auto; gap: .35rem .7rem; padding-block: .45rem; }
.brand { gap: .62rem; }
.brand img { display: block; flex: none; width: 2.28rem; height: 2.28rem; border-radius: .55rem; box-shadow: 0 3px 8px #05364f30; }
.brand strong { display: block; font-size: .94rem; font-weight: 850; letter-spacing: -.03em; white-space: nowrap; }
.brand em { color: var(--accent); font-style: normal; }
.brand b { color: var(--accent); background: var(--chip); border: 1px solid var(--chip-edge); border-radius: .5rem; padding: .03rem .36rem; font-size: .79rem; }
.brand small { display: none; }
.header-controls { grid-column: 1 / -1; display: flex; justify-content: space-between; gap: .6rem; min-width: 0; }
.header-controls--compact { justify-content: flex-end; }
.mode-switch, .theme-switch { display: flex; align-items: center; gap: .15rem; padding: .16rem; border: 1px solid var(--hairline); background: var(--ice); border-radius: .7rem; }
.mode-switch { flex: 1; max-width: 17rem; }
.mode-switch button, .theme-switch button { border: 0; border-radius: .52rem; min-height: 44px; background: transparent; font-size: .78rem; }
.mode-switch button { flex: 1; padding-inline: .58rem; color: var(--text); }
.mode-switch button[aria-pressed="true"] { background: linear-gradient(145deg, #127d92, #055765); color: white; box-shadow: inset 0 1px 2px #ffffff30; }
.theme-switch button { color: var(--text); width: 42px; padding-inline: .3rem; }
.theme-switch button[aria-pressed="true"] { color: #122536; background: #f3f9ff; }
.menu-toggle { display: grid; place-items: center; width: 44px; padding: .4rem; grid-row: 1; grid-column: 2; justify-self: end; background: transparent; border-color: transparent; }
.section-nav { display: none; }
.menu-toggle[aria-expanded="true"] + .section-nav { display: grid; grid-template-columns: 1fr 1fr; grid-row: 3; }
.section-nav a { justify-content: start; }
.section-nav a[aria-current] { font-weight: 800; }
.icon-library { position: absolute; width: 0; height: 0; overflow: hidden; }
.icon { flex: none; width: 1.15rem; height: 1.15rem; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }

#inicio { border-radius: 0 0 1rem 1rem; }
.hero { isolation: isolate; position: relative; padding: .9rem 0 .8rem; }
.hero-copy { position: relative; z-index: 1; }
.hero-tag, .step-tag { display: inline-flex; padding: .18rem .62rem; color: var(--accent); background: var(--chip); border: 1px solid var(--chip-edge); border-radius: 1rem; font-size: .65rem; letter-spacing: .045em; }
.hero h1 { font-size: clamp(1.82rem, 7.25vw, 2.75rem); line-height: .99; margin: .65rem 0 .5rem; max-width: 18ch; letter-spacing: -.052em; font-weight: 850; }
.hero h1 em { color: var(--accent); font-style: normal; }
.hero-copy > p:not(.hero-tag) { color: var(--text); max-width: 43ch; font-size: .91rem; line-height: 1.38; }
.hero-art, .hero-benefits, .hero-break { display: none; }

.result-strip { display: grid; gap: .43rem; }
.summary-item {
  display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: .7rem; align-items: center; min-height: 54px; min-width: 0;
  padding: .45rem .63rem; border: 1px solid var(--hairline); border-radius: .76rem; background: var(--glass);
  color: var(--text); box-shadow: var(--shadow-glass); text-decoration: none;
}
.summary-icon, .guide-list li a > span {
  display: grid; place-items: center; width: 2.34rem; aspect-ratio: 1; background: var(--icon-tile); color: var(--accent); border-radius: .64rem;
}
.summary-icon .icon { width: 1.44rem; height: 1.44rem; }
.summary-copy { display: grid; min-width: 0; align-items: center; line-height: 1.18; }
.summary-copy > span { font-size: .77rem; font-weight: 730; }
.summary-copy > strong { margin-top: .12rem; font-size: clamp(1.22rem, 5.1vw, 1.6rem); letter-spacing: -.035em; overflow-wrap: anywhere; }
.summary-copy > small, .summary-saving small { display: none; }
.summary-eligibility .summary-icon { background: var(--ok-bg); color: var(--ok); }
.summary-eligibility .summary-copy strong { color: var(--ok); }
.result-strip:is([data-status="CONDICIONAL"],[data-status="INCERTA"],[data-status="INCOMPLETA"]) .summary-eligibility .summary-copy strong { color: var(--warn); }
.result-strip:is([data-status="CONDICIONAL"],[data-status="INCERTA"],[data-status="INCOMPLETA"]) .summary-eligibility .summary-icon { color: var(--warn); background: var(--warn-bg); }
.result-strip[data-status="NAO"] .summary-eligibility .summary-copy strong { color: var(--bad); }
.result-strip[data-status="NAO"] .summary-eligibility .summary-icon { color: var(--bad); background: var(--bad-bg); }
.result-strip:not([data-status="POTENCIAL"]) .summary-eligibility .icon { display: none; }
.result-strip:not([data-status="POTENCIAL"]) .summary-eligibility .summary-icon::before { content: "!"; font-size: 1.3rem; font-weight: 800; }
.result-strip[data-status="NAO"] .summary-eligibility .summary-icon::before { content: "×"; }
.summary-arrow { color: var(--accent); font-size: 1.55rem; }
.summary-saving { display: grid; justify-items: start; gap: .15rem; }
.summary-saving strong { padding: .06rem .4rem; background: var(--ok-bg); color: var(--ok); border-radius: .5rem; font-size: .78rem; }

.stepper { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .2rem; margin-block: .72rem; }
.stepper a { position: relative; display: grid; justify-items: center; align-content: center; gap: .18rem; color: var(--muted); min-height: 49px; text-align: center; text-decoration: none; font-size: .68rem; }
.stepper a:not(:last-child)::after { position: absolute; top: calc(50% - .55rem); width: calc(100% - 1.6rem); left: calc(50% + .9rem); content: ""; height: 1px; background: var(--hairline); }
.stepper a > span { z-index: 1; }
.step-number { display: grid; place-items: center; width: 1.62rem; aspect-ratio: 1; border: 1px solid var(--control); color: var(--text); background: var(--reference-card); border-radius: 50%; font-size: .8rem; }
.stepper a[aria-current="step"] { color: var(--text); }
.stepper a[aria-current="step"] .step-number { background: var(--cta); color: var(--cta-text); border-color: transparent; font-weight: 800; }
.stepper small, .step-desktop { display: none; }

.panel { background: var(--glass); border-color: var(--hairline); border-radius: .85rem; box-shadow: var(--shadow-glass); }
.simulation { gap: .8rem; }
.inputs, .guide { padding: .86rem; }
.inputs h2 { font-size: 1.21rem; font-weight: 810; letter-spacing: -.038em; }
.form-section { border: 0; margin: 0; padding: 0; }
.step-tag { margin-bottom: .42rem; }
.form-section .example-note { margin: .35rem 0 .65rem; font-size: .78rem; }
.household-layout { display: grid; align-items: start; gap: .65rem; }
.household-form { min-width: 0; }
.inline-field, .social-check {
  position: relative; display: grid; grid-template-columns: auto minmax(0, 1fr) minmax(6.15rem, .72fr); align-items: center; gap: .42rem;
  min-height: 44px; margin: 0 0 .44rem; padding: .27rem .45rem; border: 1px solid var(--hairline); border-radius: .55rem; background: var(--reference-card);
}
.inline-field label, .social-check > span:first-of-type { margin: 0; font-size: .75rem; line-height: 1.2; font-weight: 650; }
.inline-field label small { display: block; margin-top: .12rem; font-size: .64rem; color: var(--muted); font-weight: 500; }
.inline-field > .icon, .social-check > .icon { color: var(--accent); width: 1rem; height: 1rem; }
.inline-field input:not([type="checkbox"]) { min-height: 36px; padding: .18rem .34rem; border-color: var(--hairline); font-size: .88rem; font-weight: 700; }
.inline-field .field-error { grid-column: 2 / -1; margin: 0; font-size: .7rem; }
.step-input { display: grid; grid-template-columns: 32px minmax(0, 1fr) 32px; min-width: 0; gap: .08rem; }
.step-input button { min-height: 36px; width: 100%; padding: 0; border-color: var(--hairline); border-radius: .4rem; font-size: .95rem; }
.step-input input:not([type="checkbox"]) { appearance: textfield; text-align: center; padding-inline: .1rem; }
.step-input input::-webkit-inner-spin-button, .step-input input::-webkit-outer-spin-button { appearance: none; margin: 0; }
.social-check { grid-template-columns: auto minmax(0, 1fr) auto; }
.social-check input { position: absolute; right: .35rem; width: 45px; height: 38px; opacity: 0; }
.switch-track { position: relative; width: 2.55rem; height: 1.42rem; border: 1px solid var(--control); border-radius: 1rem; background: var(--meter); pointer-events: none; }
.switch-track::before { position: absolute; content: ""; width: .99rem; height: .99rem; border-radius: 50%; top: .15rem; left: .15rem; background: #f7fcff; }
.social-check input:checked + .switch-track { background: #038e84; }
.social-check input:checked + .switch-track::before { transform: translateX(1.08rem); }
.social-check input:focus-visible + .switch-track { outline: 3px solid var(--accent); outline-offset: 3px; }
.field-help { margin-top: .18rem; }
.field-help summary { color: var(--muted); font-size: .75rem; min-height: 36px; padding: .45rem 0; }
.field-help p { padding: .15rem 0; font-size: .75rem; }
.framework { border-radius: .9rem; padding: .7rem; background: var(--icon-tile); }
.framework h3, .guide h2 { display: flex; align-items: center; gap: .45rem; font-size: .9rem; }
.framework h3 .icon, .guide h2 .icon, .catalog-title h1 { font-size: clamp(1.25rem, 3vw, 1.75rem); letter-spacing: -.035em; }
.catalog-title > .icon { color: var(--accent); }
.framework-meter { border: 1px solid var(--hairline); border-radius: .6rem; background: var(--glass); margin-top: .55rem; padding: .55rem .65rem; }
.framework-meter > div:first-child { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: .2rem .45rem; font-size: .76rem; }
.framework-meter strong { font-size: .95rem; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.framework-meter .hint { font-size: .67rem; }
.meter-track { height: .45rem; border-radius: .5rem; background: var(--meter); margin-top: .42rem; }
.meter-track span { display: block; height: 100%; width: 0; border-radius: inherit; background: linear-gradient(90deg, #008c84, #1fa69a); }
.meter-track span.over-limit { background: #d2764b; }
.framework-message { display: flex; align-items: center; gap: .55rem; margin-top: .48rem; border-radius: .6rem; padding: .46rem .58rem; color: var(--ok); background: var(--ok-bg); font-size: .74rem; }
.framework-message p { font-size: .69rem; }
.framework-message:is([data-status="CONDICIONAL"],[data-status="INCOMPLETA"]) { color: var(--warn); background: var(--warn-bg); }
.framework-message[data-status="NAO"] { color: var(--bad); background: var(--bad-bg); }
.framework-symbol { display: grid; place-items: center; width: 1.45rem; aspect-ratio: 1; flex: none; border: 1px solid currentColor; border-radius: 50%; font-size: .89rem; font-weight: 800; }
.step-actions { display: flex; justify-content: space-between; gap: .5rem; margin-top: .68rem; }
.button.primary { background: var(--cta); border-color: transparent; color: var(--cta-text); }
.button.disabled { opacity: .56; }
.step-actions .primary { margin-left: auto; }
.vehicle-choice { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .55rem .85rem; margin-block: .55rem .8rem; }
.vehicle-choice .selected-car { margin: 0; min-width: 0; overflow-wrap: anywhere; }
.vehicle-picker {
  width: min(42rem, calc(100% - 1.5rem));
  max-height: calc(100dvh - 1.5rem);
  margin: auto;
  padding: clamp(.85rem, 3vw, 1.25rem);
  border: 1px solid var(--hairline);
  border-radius: .9rem;
  background: var(--panel);
  color: var(--text);
  box-shadow: var(--shadow);
}
.vehicle-picker[open] { display: flex; flex-direction: column; gap: .8rem; }
.vehicle-picker::backdrop { background: #071525b8; }
.picker-header, .picker-actions { display: flex; align-items: center; justify-content: space-between; gap: .55rem; flex-shrink: 0; }
.picker-actions { flex-wrap: wrap; }
.vehicle-picker > .field { flex-shrink: 0; }
.picker-close { width: 44px; padding: .3rem; font-size: 1.35rem; }
.picker-list { display: grid; gap: .4rem; min-height: 0; margin: 0; padding: .15rem .3rem .15rem .15rem; list-style: none; overflow-y: auto; overscroll-behavior-y: contain; }
.picker-vehicle {
  display: grid;
  grid-template-columns: clamp(7rem, 17vw, 9rem) minmax(0, 1fr) auto;
  align-items: center;
  gap: .5rem;
  padding: .5rem;
  border: 1px solid var(--hairline);
  border-radius: .6rem;
  background: var(--reference-card);
}
.picker-photo { width: 100%; height: auto; aspect-ratio: 3 / 2; object-fit: contain; border-radius: .4rem; background: var(--ice); }
.picker-vehicle > div { grid-column: 2; min-width: 0; overflow-wrap: anywhere; }
.picker-vehicle button { justify-self: end; }
@media (max-width: 430px) {
  .picker-vehicle { grid-template-columns: clamp(6rem, 28vw, 7rem) minmax(0, 1fr); row-gap: .35rem; }
  .picker-photo { grid-row: span 2; }
  .picker-vehicle button { grid-column: 2; }
}
.guide { display: none; }
.guide-list { list-style: none; padding: 0; margin: .3rem 0 .55rem; }
.guide-list li + li { border-top: 1px solid var(--hairline); }
.guide-list a, .guide-note { display: flex; align-items: center; gap: .5rem; min-height: 44px; padding: .32rem 0; color: var(--text); text-decoration: none; font-size: .74rem; }
.guide-list li a > span { width: 1.93rem; border-radius: .5rem; }
.guide-list small, .guide-note small { display: block; color: var(--muted); font-size: .67rem; line-height: 1.27; }
.guide-note { justify-content: space-between; padding: .34rem .45rem; border-radius: .55rem; background: var(--ice); }
.guide-note > div { flex: 1; }

.how-it-works { margin-top: 1rem; }
.how-steps { display: grid; gap: .65rem; margin: 0 0 .85rem; padding: 0; list-style: none; counter-reset: guide-step; }
.how-steps li { position: relative; counter-increment: guide-step; padding: .7rem .75rem .7rem 2.8rem; border: 1px solid var(--hairline); border-radius: .65rem; background: var(--reference-card); }
.how-steps li::before { content: counter(guide-step); position: absolute; inset: .7rem auto auto .7rem; display: grid; place-items: center; width: 1.5rem; height: 1.5rem; border-radius: 50%; background: var(--chip); color: var(--accent); font-size: .78rem; font-weight: 800; }
.how-steps p, .how-calculation p { margin-top: .3rem; color: var(--muted); font-size: .86rem; }
.how-it-works .actions { margin-top: .85rem; }
@media (min-width: 640px) {
  .how-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.catalog { padding: .75rem; }
.catalog-return { margin-block-start: .3rem; }
.catalog-return + .catalog { margin-block-start: .3rem; }
.catalog-context { margin-block: .55rem; color: var(--muted); font-size: .8rem; }
.catalog-heading { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: .38rem .7rem; }
.catalog-title { display: flex; align-items: center; gap: .48rem; }
.catalog-title h1 { font-size: clamp(1.25rem, 3vw, 1.75rem); letter-spacing: -.035em; }
.catalog-title > .icon { width: 1.8rem; height: 1.8rem; }
.catalog-title .hint { margin-top: .12rem; font-size: .75rem; }
.compare-head h2 { font-size: 1.1rem; letter-spacing: -.015em; }
.catalog-chips { display: flex; flex-wrap: wrap; gap: .28rem; }
.catalog-chips button { min-height: 44px; padding: .28rem .56rem; font-size: .74rem; white-space: nowrap; background: var(--ice); }
.catalog-chips button[aria-pressed="true"] { color: white; background: #056875; border-color: #056875; }
.ev-card { background: var(--glass); border-color: var(--hairline); padding: .62rem; }
.car-card-lead { display: grid; grid-template-columns: minmax(0, 1fr) minmax(5rem, .55fr); align-items: start; gap: .38rem; }
.car-photo-frame, .car-card-lead > .car-photo {
  grid-column: 1 / -1;
  inline-size: min(100%, 17rem);
  margin-inline: auto;
  aspect-ratio: 2.15;
  max-height: 8rem;
  border-radius: .48rem;
  background: var(--ice);
}
.car-card-lead > .car-photo { height: auto; object-fit: contain; }
.car-photo-frame { position: relative; overflow: hidden; }
.car-photo-frame > .car-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  transform: translate(var(--foto-x, 0%), var(--foto-y, 0%)) scale(var(--foto-escala, 1));
}

/* Compensar a margem das imagens oficiais, tomando o Fiat Grande Panda como referência. */
.car-photo[data-foto-oficial="spring70"] { --foto-escala: 1.91; --foto-x: -3%; --foto-y: -2%; }
.car-photo[data-foto-oficial="t03"] { --foto-escala: 1.31; --foto-y: -6%; }
.car-photo[data-foto-oficial="twingo"] { --foto-escala: 1.57; --foto-x: 3%; --foto-y: -2%; }
.car-photo:is([data-foto-oficial="ec3urban"], [data-foto-oficial="ec3long"]) { --foto-escala: 1.19; --foto-y: -4%; }
.car-photo[data-foto-oficial="dolphinsurf"] { --foto-escala: 2.04; --foto-x: 4%; }
.car-photo[data-foto-oficial="mg4urban"] { --foto-escala: 1.94; --foto-y: 2%; }
.car-photo[data-foto-oficial="idpolo"] { --foto-escala: 1.91; --foto-x: -8%; --foto-y: -4%; }
.car-photo[data-foto-oficial="inster"] { --foto-escala: 1.31; --foto-x: -2%; --foto-y: -18%; }
.car-photo:is([data-foto-oficial="frontera"], [data-foto-oficial="fronteraer"]) { --foto-escala: 1.36; --foto-x: -4%; --foto-y: -7%; }
.car-photo:is([data-foto-oficial="r540"], [data-foto-oficial="r552"]) { --foto-escala: 1.78; --foto-x: -2%; --foto-y: -6%; }
.car-photo[data-foto-oficial="idpolo52"] { --foto-escala: 1.65; --foto-y: -8%; }
.car-photo[data-foto-oficial="elroq60"] { --foto-escala: 1.48; --foto-x: -2%; --foto-y: -4%; }
.car-photo[src="assets/carros/idpolo.webp"] { --foto-escala: 1.18; --foto-y: -2%; }
.car-photo[src="assets/carros/r540.webp"] { --foto-escala: 1.48; --foto-y: -1%; }
.car-card-name h3 { margin: 0 0 .12rem; font-size: .88rem; line-height: 1.18; }
.car-card-name > .hint { margin: 0; font-size: .68rem; }
.car-essentials { display: flex; flex-wrap: wrap; gap: .12rem .48rem; margin-top: .26rem; }
.car-essentials dt, .car-prices dt { font-size: .63rem; line-height: 1.18; }
.car-essentials dd { font-size: .72rem; }
.car-prices { display: grid; grid-template-columns: minmax(0, 1fr); gap: .16rem; }
.car-prices > div { background: var(--ok-bg); padding: .24rem .3rem; }
.car-prices dd { font-size: .77rem; color: var(--ok); line-height: 1.14; }
.faq-toggle { display: flex; align-items: center; justify-content: space-between; gap: .75rem; padding-inline: 0; }
.faq-toggle::-webkit-details-marker { display: none; }
.faq-toggle::after {
  content: "";
  flex: 0 0 auto;
  width: .55rem;
  height: .55rem;
  margin-inline-end: .25rem;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(45deg);
}
#perguntas[open] > .faq-toggle::after { transform: rotate(225deg); }
.faq-group { margin-top: 1.2rem; }
.faq-group h3 { margin-bottom: .25rem; }
.faq-group > details { margin-top: 0; border-bottom: 1px solid var(--hairline); }
.faq-group > details p { max-width: 76ch; overflow-wrap: anywhere; }
.faq-group .faq-sources { padding-bottom: .65rem; font-size: .8rem; }
.site-footer a { color: var(--link); }

.purchase-explanation {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: .8rem;
  margin-top: .85rem;
  --purchase-state: var(--button);
  --purchase-buyer: var(--link);
  --purchase-vat: var(--control);
}
.purchase-card {
  min-width: 0;
  padding: clamp(.8rem, 2vw, 1.15rem);
  border: 1px solid var(--hairline);
  border-radius: .8rem;
  background: var(--glass);
}
.purchase-totals { margin-top: .45rem; }
.purchase-totals > div { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.purchase-totals > div:last-child { border-bottom: 0; }
.purchase-emphasis dt { color: var(--text); font-weight: 700; }
.purchase-emphasis dd { color: var(--accent); }
.purchase-totals > .purchase-vat-line { padding-inline-start: .8rem; }
.purchase-bar {
  display: flex;
  overflow: hidden;
  height: .6rem;
  margin-block: .7rem .15rem;
  border-radius: 1rem;
  background: var(--meter);
}
.purchase-bar span { flex: none; width: 0; background: var(--purchase-share); }
.purchase-share-state { --purchase-share: var(--purchase-state); }
.purchase-share-buyer { --purchase-share: var(--purchase-buyer); }
.purchase-share-vat {
  --purchase-share: repeating-linear-gradient(135deg, var(--purchase-vat) 0 3px, var(--meter) 3px 6px);
}
.purchase-key { display: flex; align-items: baseline; gap: .4rem; }
.purchase-key::before {
  flex: 0 0 .6rem;
  height: .6rem;
  border-radius: .16rem;
  background: var(--purchase-share);
  content: "";
}
.purchase-retention {
  margin-top: 0;
  padding: .7rem .8rem;
  border-inline-start: .2rem solid var(--accent);
  background: var(--inset);
}

@media (max-width: 26rem) {
  .purchase-totals > .purchase-formula { grid-template-columns: minmax(0, 1fr); gap: .15rem; }
  .purchase-formula dd { text-align: left; }
}
@media (min-width: 48rem) {
  .purchase-explanation { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .purchase-retention { grid-column: 1 / -1; }
}
@media print {
  .purchase-card { break-inside: avoid; }
  .purchase-bar, .purchase-key { print-color-adjust: exact; }
  .purchase-retention a { color: var(--accent); }
}

@media (max-width: 767px) {
  .household-layout > .step-actions { margin-top: 0; }
  .framework { padding: .56rem; }
  .framework-meter { margin-top: .4rem; }
  .step-actions .disabled { display: none; }
  .step-actions .primary { flex: 1; }
}
@media (min-width: 768px) {
  .hero { min-height: 16rem; display: flex; align-items: center; padding-block: 1rem; }
  .hero h1 { font-size: clamp(2.5rem, 3.3vw, 3.45rem); max-width: 23ch; }
  .hero h1 em { display: block; }
  .hero-break { display: inline; }
  .hero-copy { padding-left: .4rem; width: 52%; }
  .hero-art { display: block; position: absolute; z-index: 0; inset: 0 0 0 42%; overflow: hidden; isolation: isolate; }
  .hero-art::before, .hero-art::after { position: absolute; z-index: -1; inset: 7% 0 -10% 1%; border-top-left-radius: 69% 97%; background: var(--wave-soft); content: ""; }
  .hero-art::after { inset: 35% 0 -10% 3%; background: var(--wave); }
  .hero-art picture { display: block; position: absolute; inset: 0 0 0 12%; overflow: hidden; border-top-left-radius: 61% 100%; }
  .hero-art img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: 54% 62%; }
  .hero-benefits { display: flex; flex-wrap: wrap; gap: .32rem .9rem; list-style: none; margin: .62rem 0 0; padding: 0; font-size: .72rem; }
  .hero-benefits li { display: flex; align-items: center; gap: .32rem; }
  .hero-benefits .icon { background: var(--chip); color: var(--accent); padding: .13rem; border-radius: 50%; }
  .result-strip { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; padding: .7rem .48rem; border: 1px solid var(--hairline); border-radius: 1.05rem; box-shadow: var(--shadow-glass); background: var(--glass); }
  .summary-item { grid-template-columns: auto minmax(0, 1fr); gap: .55rem; min-height: 69px; padding: .12rem .64rem; border: 0; border-radius: 0; background: transparent; box-shadow: none; }
  .summary-item + .summary-item { border-left: 1px solid var(--hairline); }
  .summary-icon { width: 3.1rem; border-radius: .8rem; }
  .summary-icon .icon { width: 1.95rem; height: 1.95rem; }
  .summary-copy > span { font-size: .83rem; }
  .summary-copy > strong { font-size: clamp(1.28rem, 2.35vw, 2.15rem); }
  .summary-copy > small, .summary-saving small { display: block; font-size: .67rem; color: var(--muted); }
  .summary-arrow, .summary-saving { display: none; }
  .stepper { margin-block: .68rem; padding: .24rem .48rem; background: var(--glass); border: 1px solid var(--hairline); border-radius: .82rem; box-shadow: var(--shadow-glass); }
  .stepper a { display: flex; justify-content: flex-start; align-items: center; gap: .42rem; padding: .14rem .24rem; font-size: .75rem; text-align: left; }
  .stepper a::after { display: none; }
  .step-number { width: 2.06rem; flex: none; }
  .stepper small { display: block; line-height: 1.14; font-size: .63rem; color: var(--muted); }
  .step-desktop { display: inline; }
  .simulation { grid-template-columns: minmax(0, 1fr) minmax(12rem, .31fr); }
  .guide { display: block; }
  .inputs, .guide { padding: .86rem 1rem; }
  .result { position: static; max-width: none; margin-top: 1rem; }
}
@media (min-width: 980px) {
  .header-inner { grid-template-columns: auto minmax(0, 1fr) auto; min-height: 4.25rem; }
  .header-controls { grid-column: 3; gap: .58rem; }
  .menu-toggle { display: none; }
  .section-nav, .menu-toggle[aria-expanded="true"] + .section-nav { display: flex; grid-row: 1; grid-column: 2; justify-content: center; gap: .3rem; }
  .section-nav a { flex: none; position: relative; padding-inline: .45rem; border-radius: .35rem; font-size: .73rem; white-space: nowrap; }
  .section-nav a[aria-current]::after { content: ""; position: absolute; inset: auto .35rem 0; height: 3px; border-radius: .25rem; background: var(--accent); }
  .brand small { display: block; font-size: .64rem; }
  .mode-switch button, .theme-switch button { min-height: 34px; }
  .theme-switch button { width: 35px; }
  .household-layout { grid-template-columns: minmax(0, 1.1fr) minmax(0, .96fr); gap: .62rem .88rem; }
  .household-layout > .step-actions { grid-column: 1 / -1; grid-row: 2; margin-top: 0; }
  .framework { margin-top: .25rem; }
  .stepper a { padding-inline: .45rem; gap: .65rem; }
  .catalog-chips button { min-height: 34px; }
}
@media (min-width: 375px) and (max-width: 767px) {
  .household-people { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .4rem; }
  .household-people .inline-field { grid-template-columns: auto minmax(0, 1fr); align-items: start; }
  .household-people .step-input { grid-column: 1 / -1; align-self: end; }
}
@media (min-width: 1180px) {
  .household-people { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .5rem; }
  .shell { width: min(100% - 5.5rem, 88rem); }
  .hero { min-height: 16rem; padding-block: .68rem; }
  .hero h1 { font-size: clamp(2.55rem, 3vw, 3.2rem); }
  .header-inner { gap: .9rem; }
  .section-nav { gap: .5rem; }
  .section-nav a { padding-inline: .65rem; font-size: .79rem; }
  .summary-item { gap: .9rem; padding-inline: .9rem; }
  .summary-icon { width: 4rem; }
  .summary-cost { grid-template-columns: auto minmax(0, 1fr) minmax(3.7rem, .44fr); }
  .summary-saving { display: grid; padding-left: .5rem; border-left: 1px solid var(--hairline); }
  .stepper { padding-inline: .75rem; }
  .stepper a:not(:last-child)::after { display: block; width: 1.1rem; inset: 50% .45rem auto auto; background: var(--control); }
}
@media (pointer: coarse) {
  .mode-switch button, .theme-switch button, .catalog-chips button, .step-input button, .field-help summary { min-height: 44px; }
  .theme-switch button, .step-input button { min-width: 44px; }
  .step-input { grid-template-columns: 44px minmax(1.3rem, 1fr) 44px; }
  .inline-field input:not([type="checkbox"]) { min-height: 44px; font-size: 1rem; }
}
@media print {
  body { background: #fff; }
  .result-strip, .stepper, .simulation, .site-footer { display: none !important; }
  .vehicle-picker, .step-actions, .result-body > .section-link, .how-it-works { display: none !important; }
  #resultado[hidden] { display: block !important; }
  .result { margin: 0; background: #fff; box-shadow: none; }
}

/* Painel avançado */
.advanced-header { margin-bottom: 1.25rem; }
.advanced-header > p:last-child, .advanced-card-heading p {
  margin-top: .35rem;
  color: var(--muted);
  font-size: .875rem;
}
.advanced-grid { display: grid; gap: .85rem; align-items: start; }
.advanced-card {
  min-width: 0;
  padding: clamp(.85rem, 2.2vw, 1.4rem);
  border: 1px solid var(--hairline);
  border-radius: .8rem;
  background: var(--panel);
}
.advanced-card-heading {
  display: flex;
  align-items: flex-start;
  gap: .7rem;
  margin-bottom: 1rem;
}
.advanced-icon {
  display: grid;
  flex: none;
  place-items: center;
  width: 2.5rem;
  aspect-ratio: 1;
  border-radius: .6rem;
  color: var(--accent);
  background: var(--icon-tile);
}
.advanced-scenario-list {
  display: grid;
  gap: .55rem;
  padding: 0;
  margin: 0;
  list-style: none;
}
.advanced-scenario {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: .75rem .8rem;
  border: 1px solid var(--hairline);
  border-radius: .65rem;
  background: var(--inset);
}
.advanced-scenario[data-selected] { border-color: var(--accent); background: var(--reference-card); }
.advanced-scenario-heading { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .25rem .55rem; }
.advanced-scenario h4 { margin: 0; font-size: .85rem; }
.advanced-scenario h4 span { margin-right: .15rem; font-size: 1.32rem; font-variant-numeric: tabular-nums; }
.advanced-scenario[data-selected] h4 span { color: var(--accent); }
.advanced-active {
  padding: .12rem .48rem;
  border-radius: 1rem;
  background: var(--chip);
  color: var(--accent);
  font-size: .72rem;
  font-weight: 750;
}
.advanced-scenario dl, .advanced-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .45rem .65rem;
  margin-top: .65rem;
}
.advanced-scenario dl { padding-top: .55rem; border-top: 1px solid var(--hairline); }
.advanced-scenario dd, .advanced-cost-comparison dd { font-size: .95rem; }
.advanced-scenario-action { align-self: flex-start; margin-top: .65rem; border-color: var(--control); }
.advanced-scenario-action[aria-pressed="true"] { background: var(--chip); color: var(--accent); }
.advanced-input-groups { display: grid; gap: .65rem; }
.advanced-input-groups, .advanced-finance .finance-fields { margin-top: 1rem; }
.advanced-input-group {
  min-inline-size: 0;
  margin: 0;
  padding: .35rem .65rem .65rem;
  border: 1px solid var(--hairline);
  border-radius: .65rem;
}
.advanced-input-group legend { padding-inline: .3rem; color: var(--text); font-size: .85rem; font-weight: 750; }
.advanced-input-group .fields { gap: .5rem .7rem; }
.advanced-cost-comparison {
  display: grid;
  gap: .6rem;
  padding: .7rem .8rem;
  border: 1px solid var(--hairline);
  border-radius: .65rem;
  background: var(--inset);
}
.advanced-cost-comparison > div {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: baseline;
  gap: .18rem .6rem;
}
.advanced-cost-comparison > div::after {
  content: "";
  grid-column: 1 / -1;
  height: .32rem;
  border-radius: 1rem;
  background: linear-gradient(to right, var(--cost-fill, var(--control)) var(--cost-share, 0%), var(--meter) 0);
}
#barraElec { --cost-fill: var(--accent); }
.advanced-cost-comparison dd { max-inline-size: 100%; }
.advanced-metrics > div { min-width: 0; padding: .65rem .7rem; border-radius: .65rem; background: var(--icon-tile); }
.advanced-metrics dd { color: var(--accent); font-size: clamp(1rem, 2vw, 1.25rem); }
#advanced-savings[data-negative] > div { background: var(--bad-bg); }
#advanced-savings[data-negative] dd { color: var(--bad); }
.advanced-payment {
  padding: .9rem 1rem;
  border: 1px solid var(--hairline);
  border-radius: .7rem;
  background: var(--result-surface, var(--inset));
}
.advanced-payment dt { color: var(--text); font-weight: 700; }
.advanced-payment dd { color: var(--accent); font-size: clamp(1.65rem, 4vw, 2.25rem); line-height: 1.3; letter-spacing: -.035em; }
.advanced-finance-breakdown > div { background: var(--inset); border: 1px solid var(--hairline); }
.advanced-finance-breakdown dd { color: var(--text); }

@media (min-width: 34rem) {
  .advanced-input-group .fields { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (min-width: 42rem) {
  .advanced-scenario-list { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (min-width: 62rem) {
  .advanced-grid { grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr); }
  .advanced-scenarios { grid-column: 1 / -1; }
}
@media print {
  .advanced-card { break-inside: avoid; }
  .advanced-scenario-action { display: none; }
}