/* =========================================================
   Splitblu Landing  ·  Aquecimento & Climatização
   Conceito: a página tem dois mundos térmicos. O divisor
   vertical do logotipo (floco | sol) vira a espinha da página.
   O CTA sempre usa a metade oposta do logotipo, garantindo
   matiz exclusivo (efeito Von Restorff) em qualquer mundo.
   ========================================================= */

/* ---------- Fontes hospedadas no próprio servidor ----------
   Elimina a requisição a terceiros, melhora o LCP e mantém
   os dados do visitante dentro do domínio da Splitblu. */
@font-face {
  font-family: "Archivo Var";
  src: url("../fonts/archivo-var.woff2") format("woff2-variations");
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Instrument Sans Var";
  src: url("../fonts/instrument-sans-var.woff2") format("woff2-variations");
  font-weight: 400 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Barlow Cond";
  src: url("../fonts/barlow-condensed-600.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Barlow Cond";
  src: url("../fonts/barlow-condensed-700.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* ---------- Reset enxuto e escopo ---------- */
.sb-lp *,
.sb-lp *::before,
.sb-lp *::after { box-sizing: border-box; }

.sb-lp { margin: 0; }

/* ---------- Tokens ---------- */
:root {
  --sb-brand-blue: #1595D2;
  --sb-brand-orange: #F89C1F;
  --sb-brand-gray: #58595B;

  --sb-font-display: "Archivo Var", "Archivo", "Arial Black", system-ui, sans-serif;
  --sb-font-body: "Instrument Sans Var", "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --sb-font-data: "Barlow Cond", "Barlow Condensed", "Arial Narrow", sans-serif;

  --sb-max: 1180px;
  --sb-gutter: clamp(18px, 5vw, 48px);
  --sb-radius: 14px;
  --sb-radius-lg: 22px;

  --sb-s1: 6px;  --sb-s2: 12px; --sb-s3: 18px; --sb-s4: 28px;
  --sb-s5: 44px; --sb-s6: 68px; --sb-s7: 104px;

  --sb-ease: cubic-bezier(.22, 1, .36, 1);
}

/* Mundo QUENTE: aquecedores. Julho em Blumenau, 6h30 da manhã. */
.sb-lp[data-mundo="quente"] {
  --sb-bg-deep: #150F09;
  --sb-bg: #1E1610;
  --sb-surface: #2A1E15;
  --sb-surface-2: #35261A;
  --sb-line: rgba(248, 156, 31, .22);
  --sb-accent: #F89C1F;
  --sb-accent-hi: #FFC162;
  --sb-glow: #FF7A18;
  --sb-ink: #FFF4E6;
  --sb-ink-muted: #C7AF94;
  --sb-paper: #FFF7EE;
  --sb-paper-2: #F6E8D8;
  --sb-paper-ink: #241A11;
  --sb-paper-muted: #6E5B48;
  --sb-cta: #1595D2;
  --sb-cta-hi: #34ADE8;
  --sb-cta-ink: #FFFFFF;
  --sb-halo: radial-gradient(60% 55% at 68% 32%, rgba(255,122,24,.34), transparent 70%);
}

/* Mundo FRIO: ar-condicionado. Janeiro, 36 graus, umidade do Vale. */
.sb-lp[data-mundo="frio"] {
  --sb-bg-deep: #05131F;
  --sb-bg: #081D2E;
  --sb-surface: #0F2C44;
  --sb-surface-2: #14374F;
  --sb-line: rgba(21, 149, 210, .28);
  --sb-accent: #1595D2;
  --sb-accent-hi: #7FD8F8;
  --sb-glow: #2FC4FF;
  --sb-ink: #EAF7FF;
  --sb-ink-muted: #9CBBD0;
  --sb-paper: #F1F8FD;
  --sb-paper-2: #DCEDF8;
  --sb-paper-ink: #08202F;
  --sb-paper-muted: #4C6A7D;
  --sb-cta: #F89C1F;
  --sb-cta-hi: #FFB447;
  --sb-cta-ink: #1A1207;
  --sb-halo: radial-gradient(60% 55% at 68% 32%, rgba(47,196,255,.26), transparent 70%);
}

/* ---------- Base ---------- */
.sb-lp {
  background: var(--sb-bg-deep);
  color: var(--sb-ink);
  font-family: var(--sb-font-body);
  font-size: 17px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background-color .5s var(--sb-ease), color .5s var(--sb-ease);
}

.sb-lp img { max-width: 100%; height: auto; display: block; }
.sb-lp a { color: inherit; }

.sb-wrap {
  width: 100%;
  max-width: var(--sb-max);
  margin-inline: auto;
  padding-inline: var(--sb-gutter);
}

.sb-sec { padding-block: clamp(52px, 8vw, var(--sb-s7)); position: relative; }
.sb-sec--paper { background: var(--sb-paper); color: var(--sb-paper-ink); }
.sb-sec--paper .sb-muted { color: var(--sb-paper-muted); }

/* ---------- Tipografia ---------- */
.sb-lp h1, .sb-lp h2, .sb-lp h3, .sb-lp h4 {
  font-family: var(--sb-font-display);
  font-weight: 800;
  font-stretch: 112%;
  line-height: 1.02;
  letter-spacing: -.022em;
  margin: 0 0 var(--sb-s3);
  text-wrap: balance;
}
.sb-h1 { font-size: clamp(2.15rem, 6.2vw, 4.1rem); }
.sb-h1 .sb-h1-b {
  display: block;
  font-size: .5em;
  font-stretch: 100%;
  font-weight: 600;
  letter-spacing: -.01em;
  line-height: 1.25;
  color: var(--sb-ink-muted);
  margin-top: var(--sb-s3);
  max-width: 30ch;
}
.sb-h2 { font-size: clamp(1.7rem, 4.2vw, 2.9rem); }
.sb-h3 { font-size: clamp(1.15rem, 2.2vw, 1.4rem); letter-spacing: -.012em; font-stretch: 105%; }

.sb-eyebrow {
  font-family: var(--sb-font-data);
  font-weight: 700;
  font-size: clamp(.82rem, 1.5vw, .95rem);
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--sb-accent);
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 var(--sb-s3);
}
.sb-eyebrow::before {
  content: "";
  width: 26px; height: 2px;
  background: currentColor;
  flex: none;
}
.sb-lead { font-size: clamp(1.02rem, 2.1vw, 1.2rem); color: var(--sb-ink-muted); max-width: 62ch; }
.sb-sec--paper .sb-lead { color: var(--sb-paper-muted); }
.sb-muted { color: var(--sb-ink-muted); }
.sb-lp p { margin: 0 0 var(--sb-s3); }
.sb-lp strong { font-weight: 600; color: var(--sb-accent-hi); }
.sb-sec--paper strong { color: var(--sb-paper-ink); }

.sb-data { font-family: var(--sb-font-data); font-weight: 700; font-variant-numeric: tabular-nums; }

/* ---------- Espinha térmica (elemento assinatura) ----------
   O divisor do logotipo (floco | sol) vira um termômetro fixo:
   sobe de 12 a 42 graus no lado quente, desce de 36 a 22 no frio. */
.sb-spine {
  position: fixed;
  left: 0; top: 0; bottom: 0;
  width: 58px;
  z-index: 30;
  pointer-events: none;
  display: none;
}
.sb-spine-rail {
  position: absolute;
  left: 27px; top: 6vh; bottom: 6vh;
  width: 3px;
  border-radius: 2px;
  background: linear-gradient(180deg, rgba(21,149,210,.5), rgba(255,255,255,.12) 45%, rgba(248,156,31,.5));
}
.sb-spine-fill {
  position: absolute;
  left: 25px; top: 6vh;
  width: 7px;
  height: 0;
  max-height: 88vh;
  border-radius: 4px;
  background: linear-gradient(180deg, var(--sb-accent-hi), var(--sb-accent));
  box-shadow: 0 0 22px color-mix(in srgb, var(--sb-glow) 70%, transparent);
  transition: height .1s linear;
}
.sb-spine-tick {
  position: absolute;
  left: 18px;
  width: 9px; height: 1px;
  background: var(--sb-ink);
  opacity: .28;
}
.sb-spine-temp {
  position: absolute;
  left: 4px;
  min-width: 50px;
  padding: 3px 0;
  border-radius: 6px;
  background: var(--sb-bg-deep);
  border: 1px solid var(--sb-line);
  font-family: var(--sb-font-data);
  font-weight: 700;
  font-size: .92rem;
  letter-spacing: .04em;
  color: var(--sb-accent);
  text-align: center;
  transform: translateY(-50%);
  transition: top .1s linear;
}
@media (min-width: 1240px) { .sb-spine { display: block; } }

.sb-progress {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--sb-accent-hi), var(--sb-accent));
  transform-origin: 0 50%;
  transform: scaleX(0);
  z-index: 60;
}
@media (min-width: 1180px) { .sb-progress { display: none; } }

/* ---------- Topbar ---------- */
.sb-topbar {
  background: var(--sb-bg-deep);
  border-bottom: 1px solid var(--sb-line);
  font-size: .86rem;
}
.sb-topbar-in {
  display: flex; align-items: center; justify-content: flex-end;
  gap: var(--sb-s3);
  min-height: 46px;
  flex-wrap: wrap;
}
.sb-topbar-loc { color: var(--sb-ink-muted); display: flex; align-items: center; gap: 8px; }
.sb-topbar-tel {
  font-family: var(--sb-font-data);
  font-size: 1.12rem; letter-spacing: .02em;
  color: var(--sb-ink); text-decoration: none;
  display: flex; align-items: center; gap: 8px;
}
.sb-topbar-tel:hover { color: var(--sb-accent); }
[data-cidade] { display: contents; }


/* ---------- Cabeçalho + seletor de mundo ---------- */
.sb-head {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in srgb, var(--sb-bg-deep) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--sb-line);
}
.sb-head-in {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--sb-s3);
  min-height: 68px;
}
.sb-logo img { width: clamp(126px, 17vw, 168px); }

.sb-switch {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  padding: 4px;
  border: 1px solid var(--sb-line);
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(248,156,31,.20), rgba(21,149,210,.20));
}
.sb-switch-knob {
  position: absolute;
  top: 4px; bottom: 4px; left: 4px;
  width: calc(50% - 4px);
  border-radius: 999px;
  background: var(--sb-brand-orange);
  box-shadow: 0 6px 18px -8px #000;
  transition: transform .5s var(--sb-ease), background-color .5s var(--sb-ease);
  z-index: 0;
}
.sb-lp[data-mundo="frio"] .sb-switch-knob { transform: translateX(100%); background: var(--sb-brand-blue); }
.sb-switch-btn {
  appearance: none; border: 0; cursor: pointer;
  background: transparent;
  color: var(--sb-ink-muted);
  font-family: var(--sb-font-data);
  font-weight: 700;
  font-size: clamp(.78rem, 2.4vw, .92rem);
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 9px 16px;
  min-height: 44px;
  border-radius: 999px;
  display: flex; align-items: center; justify-content: center; gap: 7px;
  transition: color .3s var(--sb-ease);
  white-space: nowrap;
  position: relative;
  z-index: 1;
  justify-content: center;
}
.sb-switch-btn svg { width: 15px; height: 15px; flex: none; }
.sb-switch-btn[aria-selected="true"] { color: #fff; }
.sb-lp[data-mundo="quente"] .sb-switch-btn[data-mundo="quente"] { background: var(--sb-brand-orange); color: #1A1207; }
.sb-lp[data-mundo="frio"]   .sb-switch-btn[data-mundo="frio"]   { background: var(--sb-brand-blue); color: #fff; }
.sb-switch-btn:hover { color: var(--sb-ink); }

/* ---------- Botões ---------- */
.sb-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 56px;
  padding: 14px 26px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: var(--sb-font-body);
  font-size: 1.02rem;
  font-weight: 600;
  letter-spacing: -.01em;
  text-decoration: none;
  cursor: pointer;
  text-align: center;
  transition: transform .18s var(--sb-ease), box-shadow .25s var(--sb-ease), background-color .25s var(--sb-ease);
}
.sb-btn svg { width: 21px; height: 21px; flex: none; }
.sb-btn:hover { transform: translateY(-2px); }
.sb-btn:active { transform: translateY(0); }

.sb-btn--cta {
  background: var(--sb-cta);
  color: var(--sb-cta-ink);
  box-shadow: 0 10px 30px -10px color-mix(in srgb, var(--sb-cta) 75%, transparent);
}
.sb-btn--cta:hover { background: var(--sb-cta-hi); box-shadow: 0 16px 38px -12px color-mix(in srgb, var(--sb-cta) 85%, transparent); }

.sb-btn--ghost {
  background: transparent;
  border-color: var(--sb-line);
  color: var(--sb-ink);
}
.sb-btn--ghost:hover { border-color: var(--sb-accent); color: var(--sb-accent); }
.sb-sec--paper .sb-btn--ghost { color: var(--sb-paper-ink); border-color: rgba(0,0,0,.16); }

.sb-btn--block { width: 100%; }

.sb-cta-note {
  font-size: .88rem;
  color: var(--sb-ink-muted);
  display: flex; align-items: center;
  margin-top: 18px;
  padding-top: 14px;
  line-height: 1.5;
}
.sb-cta-note > svg { flex-shrink: 0; margin-right: 8px; }
.sb-cta-note b { font-weight: 600; }
.sb-sec--paper .sb-cta-note { color: var(--sb-paper-muted); }
.sb-cta-note b { font-weight: 600; color: var(--sb-accent); }

/* ---------- Hero ---------- */
.sb-hero { position: relative; padding-block: clamp(38px, 6vw, 84px) clamp(44px, 7vw, 92px); overflow: hidden; }
.sb-hero::before {
  content: ""; position: absolute; inset: -20% -10% auto -10%; height: 130%;
  background: var(--sb-halo);
  pointer-events: none;
}
.sb-hero-in {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 5vw, 56px);
  align-items: center;
}
@media (min-width: 900px) { .sb-hero-in { grid-template-columns: 1.08fr .92fr; } }

.sb-hero-ctas { display: flex; flex-wrap: wrap; gap: var(--sb-s2); margin-top: var(--sb-s4); }
.sb-hero-ctas .sb-btn { flex: 1 1 250px; }

.sb-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: var(--sb-s4); padding: 0; list-style: none; }
.sb-chip {
  display: inline-flex; align-items: center; gap: 7px;
  border: 1px solid var(--sb-line);
  background: color-mix(in srgb, var(--sb-surface) 60%, transparent);
  border-radius: 999px;
  padding: 7px 14px;
  font-size: .84rem;
  color: var(--sb-ink-muted);
}
.sb-chip svg { width: 14px; height: 14px; color: var(--sb-accent); flex: none; }

/* Painel do produto no herói: placa de equipamento + medidor */
.sb-hero-art { position: relative; display: flex; justify-content: center; }
.sb-hero-plate {
  position: relative;
  width: min(100%, 430px);
  border: 1px solid var(--sb-line);
  border-radius: var(--sb-radius-lg);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--sb-surface) 92%, transparent), color-mix(in srgb, var(--sb-bg) 92%, transparent));
  padding: var(--sb-s4) var(--sb-s4) var(--sb-s3);
  box-shadow: 0 40px 90px -50px #000;
}
.sb-hero-plate::after {
  content: "";
  position: absolute; left: 50%; top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, transparent, var(--sb-line), transparent);
  opacity: .6;
}
.sb-hero-img { position: relative; z-index: 1; margin-inline: auto; max-height: 46vh; width: auto; }
.sb-hero-img--frio { filter: drop-shadow(0 24px 44px rgba(0,0,0,.55)); }

.sb-gauge {
  position: absolute;
  right: -10px; top: 26px;
  z-index: 2;
  background: var(--sb-bg-deep);
  border: 1px solid var(--sb-line);
  border-radius: var(--sb-radius);
  padding: 10px 16px 8px;
  text-align: center;
  box-shadow: 0 18px 40px -22px #000;
}
.sb-gauge-val {
  font-family: var(--sb-font-data);
  font-size: 2.5rem;
  line-height: .95;
  color: var(--sb-accent);
  font-variant-numeric: tabular-nums;
}
.sb-gauge-val sup { font-size: .42em; vertical-align: super; }
.sb-gauge-lab {
  font-family: var(--sb-font-data);
  font-size: .68rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--sb-ink-muted);
}
.sb-plate-cap {
  position: relative; z-index: 1;
  margin-top: var(--sb-s3);
  padding-top: var(--sb-s2);
  border-top: 1px solid var(--sb-line);
  display: flex; justify-content: space-between; gap: 10px;
  font-family: var(--sb-font-data);
  font-size: .78rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--sb-ink-muted);
}
.sb-plate-cap b { color: var(--sb-accent); font-weight: 700; }

/* ---------- Grades genéricas ---------- */
.sb-grid { display: grid; gap: var(--sb-s3); }
.sb-grid--2 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.sb-grid--3 { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.sb-grid--4 { grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); }

.sb-sec-head { max-width: 760px; margin-bottom: var(--sb-s5); }

/* ---------- Sintomas (dor) ---------- */
.sb-sym {
  background: var(--sb-paper-2);
  border-radius: var(--sb-radius);
  padding: var(--sb-s4) var(--sb-s3) var(--sb-s3);
  position: relative;
  border-left: 3px solid var(--sb-brand-orange);
}
.sb-lp[data-mundo="frio"] .sb-sym { border-left-color: var(--sb-brand-blue); }
.sb-sym-q {
  font-family: var(--sb-font-display);
  font-stretch: 105%;
  font-weight: 700;
  font-size: 1.06rem;
  line-height: 1.24;
  margin: 0 0 var(--sb-s2);
  color: var(--sb-paper-ink);
}
.sb-sym-a { font-size: .95rem; color: var(--sb-paper-muted); margin: 0; }
.sb-sym-tag {
  display: inline-block;
  font-family: var(--sb-font-data);
  font-size: .72rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--sb-brand-orange);
  margin-bottom: 8px;
}
.sb-lp[data-mundo="frio"] .sb-sym-tag { color: var(--sb-brand-blue); }

/* ---------- Serviços ---------- */
.sb-serv {
  border: 1px solid var(--sb-line);
  border-radius: var(--sb-radius-lg);
  background: linear-gradient(180deg, var(--sb-surface), var(--sb-bg));
  padding: var(--sb-s4);
  display: flex; flex-direction: column; gap: var(--sb-s2);
  transition: border-color .25s var(--sb-ease), transform .25s var(--sb-ease);
}
.sb-serv:hover { border-color: var(--sb-accent); transform: translateY(-3px); }
.sb-serv-ico {
  width: 46px; height: 46px; border-radius: 12px;
  display: grid; place-items: center;
  background: color-mix(in srgb, var(--sb-accent) 16%, transparent);
  color: var(--sb-accent);
  margin-bottom: var(--sb-s1);
}
.sb-serv-ico svg { width: 24px; height: 24px; }
.sb-serv h3 { margin: 0; }
.sb-serv p { margin: 0; color: var(--sb-ink-muted); font-size: .96rem; }
.sb-serv ul { margin: auto 0 0; padding: 0; list-style: none; display: grid; gap: 7px; padding-top: var(--sb-s2); }
.sb-serv li { font-size: .9rem; color: var(--sb-ink-muted); padding-left: 20px; position: relative; }
.sb-serv li::before {
  content: ""; position: absolute; left: 2px; top: .58em;
  width: 8px; height: 2px; background: var(--sb-accent);
}
.sb-serv--hero {
  grid-column: 1 / -1;
  background:
    var(--sb-halo),
    linear-gradient(120deg, var(--sb-surface-2), var(--sb-bg));
  border-color: color-mix(in srgb, var(--sb-accent) 45%, transparent);
}
@media (min-width: 860px) {
  .sb-serv--hero { display: grid; grid-template-columns: 1.15fr 1fr; gap: var(--sb-s5); align-items: center; }
  .sb-serv--hero ul { padding-top: 0; }
}
.sb-flag {
  align-self: flex-start;
  font-family: var(--sb-font-data);
  font-size: .74rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  background: var(--sb-accent); color: #1A1207;
  padding: 4px 11px; border-radius: 999px;
}
.sb-lp[data-mundo="frio"] .sb-flag { color: #fff; }

/* ---------- Dimensionador ---------- */
.sb-calc {
  display: grid; gap: var(--sb-s4);
  border: 1px solid var(--sb-line);
  border-radius: var(--sb-radius-lg);
  background: linear-gradient(160deg, var(--sb-surface), var(--sb-bg-deep));
  padding: clamp(20px, 4vw, 40px);
}
@media (min-width: 940px) { .sb-calc { grid-template-columns: 1.05fr .95fr; gap: clamp(28px, 4vw, 56px); } }

.sb-field { display: block; margin-bottom: var(--sb-s3); }
.sb-field-lab {
  display: block;
  font-family: var(--sb-font-data);
  font-size: .84rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--sb-ink-muted);
  margin-bottom: 8px;
}
.sb-steps { display: flex; gap: 6px; flex-wrap: wrap; }
.sb-step {
  appearance: none; cursor: pointer;
  border: 1px solid var(--sb-line);
  background: transparent;
  color: var(--sb-ink);
  font-family: var(--sb-font-data);
  font-size: 1.02rem; font-weight: 700;
  min-width: 50px; min-height: 46px;
  padding: 0 14px;
  border-radius: 10px;
  transition: all .2s var(--sb-ease);
}
.sb-step:hover { border-color: var(--sb-accent); }
.sb-step[aria-pressed="true"] { background: var(--sb-accent); border-color: var(--sb-accent); color: #1A1207; }
.sb-lp[data-mundo="frio"] .sb-step[aria-pressed="true"] { color: #fff; }

.sb-calc-out {
  border: 1px solid var(--sb-line);
  border-radius: var(--sb-radius);
  background: var(--sb-bg-deep);
  padding: var(--sb-s4);
  display: flex; flex-direction: column;
}
.sb-calc-num {
  font-family: var(--sb-font-data);
  font-size: clamp(3.6rem, 11vw, 5.4rem);
  line-height: .88;
  color: var(--sb-accent);
  font-variant-numeric: tabular-nums;
}
.sb-calc-num small { font-size: .26em; letter-spacing: .1em; color: var(--sb-ink-muted); margin-left: 6px; }
.sb-calc-model {
  font-family: var(--sb-font-data);
  font-size: 1.05rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--sb-ink);
  margin-top: var(--sb-s2);
}
.sb-calc-alert {
  margin-top: var(--sb-s3);
  padding: var(--sb-s2) var(--sb-s3);
  border-left: 3px solid var(--sb-accent);
  background: color-mix(in srgb, var(--sb-accent) 10%, transparent);
  font-size: .92rem;
  color: var(--sb-ink);
  border-radius: 0 8px 8px 0;
}
.sb-calc-out .sb-btn { margin-top: auto; }
.sb-calc-disc { font-size: .8rem; color: var(--sb-ink-muted); margin: var(--sb-s2) 0 0; }

/* ---------- Processo ---------- */
.sb-step-card { position: relative; padding-top: var(--sb-s4); border-top: 2px solid var(--sb-line); }
.sb-step-n {
  font-family: var(--sb-font-data);
  font-size: 2.6rem; line-height: 1;
  color: var(--sb-accent);
  display: block; margin-bottom: var(--sb-s2);
}
.sb-step-card h3 { font-size: 1.12rem; margin-bottom: 8px; }
.sb-step-card p { font-size: .94rem; margin: 0; }

/* ---------- Provas ---------- */
.sb-proof {
  border: 1px solid var(--sb-line);
  border-radius: var(--sb-radius);
  padding: var(--sb-s4) var(--sb-s3);
  text-align: center;
  background: color-mix(in srgb, var(--sb-surface) 55%, transparent);
}
.sb-proof-n { font-family: var(--sb-font-data); font-size: 2.5rem; line-height: 1; color: var(--sb-accent); }
.sb-proof p { font-size: .9rem; color: var(--sb-ink-muted); margin: 8px 0 0; }

.sb-marcas {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center;
  gap: clamp(18px, 4vw, 44px);
  padding: var(--sb-s4) 0 0;
  margin-top: var(--sb-s5);
  border-top: 1px solid var(--sb-line);
}
.sb-marcas img { height: 26px; width: auto; opacity: .62; filter: grayscale(1) brightness(2.6); transition: opacity .25s, filter .25s; }
.sb-marcas img:hover { opacity: 1; filter: none; }
.sb-marcas img.is-key { height: 32px; opacity: 1; filter: grayscale(1) brightness(3.2); }

.sb-areas { display: flex; flex-wrap: wrap; gap: 8px; margin: var(--sb-s4) 0 0; padding: 0; list-style: none; }
.sb-areas li {
  font-family: var(--sb-font-data);
  font-size: .88rem; letter-spacing: .06em; text-transform: uppercase;
  border: 1px solid var(--sb-line); border-radius: 8px;
  padding: 6px 12px; color: var(--sb-ink-muted);
}

/* ---------- Ponte entre mundos ---------- */
.sb-bridge {
  position: relative;
  border-radius: var(--sb-radius-lg);
  overflow: hidden;
  padding: clamp(30px, 6vw, 64px);
  display: grid; gap: var(--sb-s4);
  align-items: center;
  border: 1px solid var(--sb-line);
}
@media (min-width: 860px) { .sb-bridge { grid-template-columns: 1.25fr auto; } }
.sb-lp[data-mundo="quente"] .sb-bridge { background: linear-gradient(100deg, #08202F 0%, #0F2C44 55%, #1595D2 190%); }
.sb-lp[data-mundo="frio"] .sb-bridge { background: linear-gradient(100deg, #1E1610 0%, #35261A 55%, #F89C1F 190%); }
.sb-bridge h2 { color: #fff; margin-bottom: var(--sb-s2); }
.sb-bridge p { color: rgba(255,255,255,.76); margin: 0; max-width: 52ch; }
.sb-lp[data-mundo="quente"] .sb-bridge .sb-btn--cta { background: var(--sb-brand-blue); color: #fff; }
.sb-lp[data-mundo="frio"] .sb-bridge .sb-btn--cta { background: var(--sb-brand-orange); color: #1A1207; }

/* ---------- FAQ ---------- */
.sb-faq { max-width: 820px; }
.sb-faq details {
  border-bottom: 1px solid var(--sb-line);
  padding: var(--sb-s3) 0;
}
.sb-faq summary {
  cursor: pointer; list-style: none;
  font-family: var(--sb-font-display);
  font-stretch: 105%;
  font-weight: 700;
  font-size: 1.06rem;
  line-height: 1.3;
  display: flex; align-items: flex-start; justify-content: space-between; gap: var(--sb-s3);
  color: var(--sb-paper-ink);
}
.sb-faq summary::-webkit-details-marker { display: none; }
.sb-faq summary::after {
  content: "+";
  font-family: var(--sb-font-data);
  font-size: 1.7rem; line-height: 1;
  color: var(--sb-brand-orange);
  flex: none;
  transition: transform .25s var(--sb-ease);
}
.sb-lp[data-mundo="frio"] .sb-faq summary::after { color: var(--sb-brand-blue); }
.sb-faq details[open] summary::after { transform: rotate(45deg); }
.sb-faq details p { margin: var(--sb-s2) 0 0; color: var(--sb-paper-muted); max-width: 68ch; font-size: .98rem; }

/* ---------- Fechamento em WhatsApp ---------- */
.sb-fecha { background: var(--sb-bg); }
.sb-fecha-caixa {
  max-width: 860px;
  margin-inline: auto;
  text-align: center;
  padding: clamp(28px, 5vw, 56px) clamp(20px, 4vw, 52px);
  border: 1px solid var(--sb-line);
  border-radius: var(--sb-radius-lg);
  background: var(--sb-halo), linear-gradient(170deg, var(--sb-surface), var(--sb-bg-deep));
  box-shadow: 0 50px 100px -60px #000;
}
.sb-fecha-caixa .sb-eyebrow { justify-content: center; }
.sb-fecha-caixa .sb-lead { margin-inline: auto; }
.sb-fecha-nota { justify-content: center; }

.sb-btn--grande {
  min-height: 68px;
  padding: 18px 40px;
  font-size: clamp(1.05rem, 2.4vw, 1.24rem);
  margin-top: var(--sb-s4);
}
.sb-btn--grande svg { width: 25px; height: 25px; }

.sb-atalhos {
  margin-top: var(--sb-s5);
  padding-top: var(--sb-s4);
  border-top: 1px solid var(--sb-line);
}
.sb-atalhos .sb-field-lab { margin-bottom: var(--sb-s3); }
.sb-atalhos-lista { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
.sb-atalho {
  display: inline-flex; align-items: center;
  min-height: 48px;
  padding: 11px 20px;
  border: 1px solid var(--sb-line);
  border-radius: 999px;
  background: color-mix(in srgb, var(--sb-surface) 55%, transparent);
  color: var(--sb-ink);
  font-size: .95rem;
  text-decoration: none;
  transition: border-color .2s var(--sb-ease), color .2s var(--sb-ease), transform .2s var(--sb-ease);
}
.sb-atalho:hover { border-color: var(--sb-cta); color: var(--sb-cta-hi); transform: translateY(-2px); }

.sb-contatos {
  list-style: none; padding: 0;
  margin: var(--sb-s5) auto 0;
  max-width: 900px;
  display: grid; gap: var(--sb-s4);
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}
.sb-contatos li { display: flex; gap: var(--sb-s3); align-items: flex-start; }
.sb-contatos svg { width: 22px; height: 22px; color: var(--sb-accent); flex: none; margin-top: 3px; }
.sb-contatos b { display: block; font-weight: 600; color: var(--sb-ink); }
.sb-contatos span { font-size: .94rem; color: var(--sb-ink-muted); }
.sb-contatos a { text-decoration: none; }
.sb-contatos a:hover { color: var(--sb-accent); }

/* ---------- Rodapé ---------- */
.sb-foot { background: var(--sb-bg-deep); border-top: 1px solid var(--sb-line); padding-block: var(--sb-s5) var(--sb-s4); font-size: .9rem; }
.sb-foot-in { display: grid; gap: var(--sb-s4); }
@media (min-width: 780px) { .sb-foot-in { grid-template-columns: 1.2fr 1fr 1fr; } }
.sb-foot h4 { font-size: .84rem; letter-spacing: .14em; text-transform: uppercase; font-family: var(--sb-font-data); color: var(--sb-accent); margin-bottom: var(--sb-s2); }
.sb-foot p, .sb-foot li { color: var(--sb-ink-muted); margin: 0 0 6px; }
.sb-foot ul { list-style: none; padding: 0; margin: 0; }
.sb-foot a { text-decoration: none; }
.sb-foot a:hover { color: var(--sb-accent); }
.sb-foot img { width: 150px; margin-bottom: var(--sb-s3); }
.sb-foot-bar { border-top: 1px solid var(--sb-line); margin-top: var(--sb-s4); padding-top: var(--sb-s3); display: flex; justify-content: space-between; gap: var(--sb-s3); flex-wrap: wrap; font-size: .82rem; color: var(--sb-ink-muted); }

/* ---------- Barra fixa mobile ---------- */
.sb-dock {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 50;
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px;
  padding: 9px 12px calc(9px + env(safe-area-inset-bottom));
  background: color-mix(in srgb, var(--sb-bg-deep) 94%, transparent);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--sb-line);
  transform: translateY(110%);
  transition: transform .35s var(--sb-ease);
}
.sb-dock.is-on { transform: translateY(0); }
.sb-dock .sb-btn { min-height: 50px; font-size: .96rem; padding: 12px 14px; }
@media (min-width: 860px) { .sb-dock { display: none; } }
@media (max-width: 859px) { .sb-lp { padding-bottom: 74px; } }

/* ---------- Animação de entrada e troca de mundo ---------- */
.sb-rise { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--sb-ease), transform .7s var(--sb-ease); }
.sb-rise.is-in { opacity: 1; transform: none; }

.sb-wipe {
  position: fixed; inset: 0; z-index: 200; pointer-events: none;
  clip-path: circle(0% at 50% 8%);
  transition: clip-path .62s var(--sb-ease);
}
.sb-wipe.is-run { clip-path: circle(150% at 50% 8%); }
.sb-wipe[data-para="frio"] { background: linear-gradient(160deg, #082030, #1595D2); }
.sb-wipe[data-para="quente"] { background: linear-gradient(160deg, #1E1610, #F89C1F); }

[data-mundo-panel] { display: none; }
[data-mundo-panel].is-on { display: block; }

/* ---------- Acessibilidade ---------- */
.sb-lp :focus-visible { outline: 3px solid var(--sb-accent-hi); outline-offset: 3px; border-radius: 6px; }
.sb-skip { position: absolute; left: -9999px; }
.sb-skip:focus { left: var(--sb-gutter); top: 10px; z-index: 100; background: var(--sb-accent); color: #1A1207; padding: 10px 16px; border-radius: 8px; }
.sb-sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

@media (prefers-reduced-motion: reduce) {
  .sb-lp *, .sb-lp *::before, .sb-lp *::after {
    animation-duration: .001ms !important;
    transition-duration: .001ms !important;
  }
  .sb-rise { opacity: 1; transform: none; }
}

/* ---------- Ajustes finais ---------- */
.sb-lp svg.sb-hero-img { width: 100%; height: auto; max-height: 42vh; }
.sb-h1 .sb-h1-b {
  font-family: var(--sb-font-body);
  font-size: clamp(1rem, 2.05vw, 1.18rem);
}
@media (max-width: 859px) { .sb-head-cta { display: none; } }
@media (max-width: 480px) {
  .sb-head-in { flex-wrap: wrap; padding-block: 12px; }
  .sb-switch { width: 100%; justify-content: center; }
  .sb-gauge { right: 0; top: 10px; padding: 8px 12px 6px; }
  .sb-gauge-val { font-size: 2rem; }
}
.sb-lp input::placeholder, .sb-lp textarea::placeholder { color: color-mix(in srgb, currentColor 45%, transparent); }
.sb-hero-plate .sb-calc-disc { margin: 0; }

/* ---------- Fluxo de ar animado no lado frio ---------- */
.sb-ar-fluxo path {
  stroke-dasharray: 26 18;
  animation: sb-sopro 2.6s linear infinite;
}
.sb-ar-fluxo path:nth-child(2) { animation-delay: .35s; }
.sb-ar-fluxo path:nth-child(3) { animation-delay: .7s; }
@keyframes sb-sopro { to { stroke-dashoffset: -88; } }
@media (prefers-reduced-motion: reduce) { .sb-ar-fluxo path { animation: none; stroke-dasharray: none; } }

/* ---------- Faixa do ano térmico ----------
   O argumento que une os dois lados: conforto é uma faixa estreita,
   e o ano de Blumenau sai dela duas vezes. */
.sb-banda { margin: 0; }
.sb-banda svg { width: 100%; height: auto; display: block; }
.sb-conforto { fill: rgba(255,255,255,.11); stroke: rgba(255,255,255,.32); stroke-width: 1; stroke-dasharray: 7 7; }
.sb-banda-area { fill: url(#sbAno); opacity: .48; }
.sb-banda-linha { fill: none; stroke: url(#sbAno); stroke-width: 3.5; stroke-linecap: round; }
.sb-zona { fill: transparent; stroke: rgba(255,255,255,.13); stroke-width: 1; stroke-dasharray: 5 7; transition: fill .45s var(--sb-ease), stroke .45s var(--sb-ease); }
.sb-lp[data-mundo="quente"] .sb-zona[data-estacao="inverno"],
.sb-lp[data-mundo="frio"] .sb-zona[data-estacao="verao"] {
  fill: rgba(255,255,255,.06);
  stroke: var(--sb-accent);
  stroke-dasharray: none;
}
.sb-banda-zona {
  font-family: var(--sb-font-data); font-weight: 700; font-size: 25px;
  letter-spacing: 3px; text-transform: uppercase;
  fill: var(--sb-ink-muted);
  transition: fill .45s var(--sb-ease);
}
.sb-lp[data-mundo="quente"] .sb-banda-zona[data-estacao="inverno"],
.sb-lp[data-mundo="frio"] .sb-banda-zona[data-estacao="verao"] { fill: var(--sb-accent); }
.sb-banda-lab {
  font-family: var(--sb-font-data); font-weight: 700; font-size: 19px;
  letter-spacing: 2.4px; text-transform: uppercase; fill: rgba(255,255,255,.62);
}
.sb-banda-mes text { font-family: var(--sb-font-data); font-weight: 600; font-size: 20px; letter-spacing: 1.6px; fill: var(--sb-ink-muted); }
.sb-banda figcaption { margin-top: var(--sb-s3); font-size: .86rem; color: var(--sb-ink-muted); max-width: 68ch; }

@media (max-width: 780px) {
  .sb-banda-zona { font-size: 46px; letter-spacing: 2px; }
  .sb-banda-lab { font-size: 36px; }
  .sb-banda-mes text { font-size: 40px; }
  .sb-mes-alt { display: none; }
  .sb-topbar-in { padding-block: 8px; }
  .sb-topbar-loc { font-size: .78rem; line-height: 1.3; }
  .sb-topbar-tel { font-size: 1rem; }
  .sb-topbar-loc svg { display: none; }
}

.sb-ano-cta {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: var(--sb-s3);
  margin-top: var(--sb-s5);
  padding-top: var(--sb-s4);
  border-top: 1px solid var(--sb-line);
}
.sb-ano-cta .sb-h3 { margin: 0 0 4px; }
.sb-ano-cta p { margin: 0; }
.sb-ano-cta [data-mundo-panel].is-on { display: block; }
.sb-ano-cta a[data-mundo-panel].is-on { display: inline-flex; }

/* ---------- Campo numérico do dimensionador ---------- */
.sb-input {
  width: 100%;
  font-family: var(--sb-font-data);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--sb-ink);
  background: transparent;
  border: 1px solid var(--sb-line);
  border-radius: 10px;
  padding: 10px 14px;
  min-height: 52px;
  transition: border-color .2s, box-shadow .2s;
}
.sb-input:focus {
  outline: none;
  border-color: var(--sb-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--sb-accent) 22%, transparent);
}