/* =============================================================
   Stürtz · expertos en climatización
   Dirección visual: "frío y limpio". Mobile-first.
   ============================================================= */

/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  /* Colores de marca — cambiá estos para cada cliente */
  --white: #FFFFFF;
  --ice-50: #F4F9FD;
  --ice-100: #E8F2FB;
  --ice-200: #D3E5F5;
  --ice-300: #A9D3EE;
  --blue-950: #071B38;
  --blue-900: #0C2C58;
  --blue-800: #134682;
  --blue-600: #1B60AB;
  --blue-400: #5AA8F0;
  --turq: #EE5A2F;          /* naranja del logo (acento) */
  --turq-ink: #C2410C;   /* naranja con contraste para texto sobre blanco */
  --warm: #FF7A59;       /* solo para "calor" (chip de afuera) */
  --wa: #25D366;

  --text: #0B1E3A;
  --muted: #4A5F7A;
  --line: #DCE8F3;

  --display: "Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --sans: "Figtree", "Segoe UI", system-ui, -apple-system, sans-serif;

  --radius: 20px;
  --radius-sm: 14px;
  --shadow-sm: 0 1px 2px rgba(11, 47, 102, .06), 0 4px 14px rgba(11, 47, 102, .06);
  --shadow: 0 2px 4px rgba(11, 47, 102, .05), 0 18px 40px -12px rgba(11, 47, 102, .18);
  --gutter: 20px;
  --nav-h: 64px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  overflow-x: clip;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 12px);
}
body {
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
img, svg, video, canvas { display: block; max-width: 100%; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3 { font-family: var(--display); text-wrap: balance; line-height: 1.05; letter-spacing: -0.025em; color: var(--blue-900); }
h1 em, h2 em { font-style: normal; color: var(--blue-600); }
fieldset { border: 0; padding: 0; min-width: 0; }
::selection { background: var(--turq); color: var(--blue-950); }
:focus-visible { outline: 3px solid var(--turq); outline-offset: 3px; border-radius: 8px; }

/* =============================================================
   3. Utilities
   ============================================================= */
.skip-link {
  position: fixed; top: -100px; left: 1rem; z-index: 9999;
  padding: .7rem 1rem; background: var(--blue-900); color: #fff; border-radius: 10px; font-weight: 600;
}
.skip-link:focus { top: 1rem; }
.container { width: 100%; max-width: 1180px; margin-inline: auto; padding-inline: var(--gutter); }
.container-narrow { max-width: 820px; }
.ico { width: 1.25em; height: 1.25em; flex: none; }
.tiny { font-size: .82rem; color: var(--muted); }

/* =============================================================
   4. Components
   ============================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  min-height: 52px; padding: .8rem 1.4rem;
  border-radius: 999px; font-weight: 700; font-size: 1rem; line-height: 1.2; text-align: center;
  transition: transform .35s var(--ease-out), box-shadow .35s var(--ease-out), background-color .25s;
  -webkit-tap-highlight-color: transparent;
}
.btn:active { transform: scale(.97); }
.btn-lg { min-height: 58px; padding: 1rem 1.6rem; font-size: 1.05rem; }
.btn-sm { min-height: 44px; padding: .55rem 1rem; font-size: .95rem; }
.btn-primary {
  color: #fff;
  background: linear-gradient(180deg, var(--blue-600), var(--blue-800));
  box-shadow: 0 10px 24px -10px rgba(27, 96, 171, .7), inset 0 1px 0 rgba(255,255,255,.18);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 30px -12px rgba(27, 96, 171, .8), inset 0 1px 0 rgba(255,255,255,.18); }
.btn-ghost { color: var(--blue-900); background: rgba(255,255,255,.8); border: 1.5px solid var(--ice-200); }
.btn-ghost:hover { border-color: var(--blue-400); transform: translateY(-2px); }
.btn-light { background: #fff; color: var(--blue-900); box-shadow: 0 12px 30px -12px rgba(0,0,0,.4); }
.btn-light:hover { transform: translateY(-2px); }
.btn-text { color: var(--blue-800); min-height: 48px; padding: .6rem 1rem; font-weight: 600; text-decoration: underline; text-underline-offset: 4px; text-decoration-color: var(--ice-300); }
.ico-wa { color: #128C4A; }

.kicker {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: .78rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--turq-ink);
  margin-bottom: .9rem;
}
.kicker::before { content: ""; width: 18px; height: 2px; border-radius: 2px; background: currentColor; }
.kicker-light { color: var(--turq); }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50; height: var(--nav-h);
  background: rgba(255,255,255,.92);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, box-shadow .3s;
}
@supports (backdrop-filter: blur(12px)) {
  .nav { background: rgba(255,255,255,.72); backdrop-filter: blur(14px) saturate(160%); -webkit-backdrop-filter: blur(14px) saturate(160%); }
}
.nav.is-scrolled { border-color: var(--line); box-shadow: 0 6px 20px -14px rgba(11,47,102,.35); }
.nav-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { display: inline-flex; align-items: center; gap: .6rem; color: var(--blue-900); min-height: 44px; }
.brand-mark {
  width: 38px; height: 38px; border-radius: 12px; display: grid; place-items: center; color: #fff;
  background: linear-gradient(140deg, var(--turq), var(--blue-600) 70%);
  box-shadow: 0 6px 14px -6px rgba(27,96,171,.7);
}
.brand-mark svg { width: 22px; height: 22px; }
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-text strong { font-family: var(--display); font-size: 1.15rem; letter-spacing: -.02em; }
.brand-text small { font-size: .72rem; color: var(--muted); letter-spacing: .08em; text-transform: uppercase; margin-top: 3px; }
.nav-links { display: none; }

/* =============================================================
   5. Sections
   ============================================================= */
.section { padding-block: 72px; }
.section-ice { background: var(--ice-50); }
.section-head { max-width: 680px; margin-bottom: 36px; }
.section-head h2, .zona-copy h2 { font-size: clamp(2rem, 7.4vw, 3.1rem); }
.lead { margin-top: 1rem; font-size: 1.08rem; color: var(--muted); }

/* ---------- Hero ---------- */
.hero {
  position: relative; isolation: isolate; overflow: clip;
  padding-block: 28px 56px;
  background: linear-gradient(180deg, var(--ice-50) 0%, var(--white) 100%);
}
.hero-bg { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.blob { position: absolute; border-radius: 50%; will-change: transform; }
.blob-a { width: 520px; height: 520px; top: -220px; right: -180px; background: radial-gradient(circle, rgba(90,168,240,.38), transparent 68%); animation: breathe 9s var(--ease-soft) infinite alternate; }
.blob-b { width: 440px; height: 440px; top: 30%; left: -220px; background: radial-gradient(circle, rgba(238,90,47,.24), transparent 68%); animation: breathe 11s var(--ease-soft) infinite alternate-reverse; }
.blob-c { width: 380px; height: 380px; bottom: -200px; right: 10%; background: radial-gradient(circle, rgba(211,229,245,.9), transparent 70%); animation: breathe 13s var(--ease-soft) infinite alternate; }
.hero-particles { position: absolute; inset: 0; width: 100%; height: 100%; }

.hero-grid { display: grid; gap: 36px; align-items: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: .45rem .9rem; border-radius: 999px; font-size: .88rem; font-weight: 600; color: var(--blue-800);
  background: rgba(255,255,255,.85); border: 1px solid var(--ice-200); box-shadow: var(--shadow-sm);
}
.live-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--turq); box-shadow: 0 0 0 0 rgba(238,90,47,.6); animation: livePulse 2.4s infinite; }
.hero-title { margin-top: 1.1rem; font-size: clamp(2.7rem, 12.5vw, 5rem); font-weight: 800; line-height: .98; letter-spacing: -.035em; max-width: 12ch; }
.hero-title em {
  background: linear-gradient(100deg, var(--blue-600) 10%, var(--turq) 90%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-sub { margin-top: 1.1rem; font-size: 1.1rem; color: var(--muted); max-width: 34rem; }
.hero-sub strong { color: var(--text); font-weight: 600; }
.hero-ctas { margin-top: 1.6rem; display: grid; gap: .75rem; }
.hero-note { margin-top: 1rem; display: flex; align-items: center; gap: .45rem; font-size: .92rem; color: var(--muted); }
.hero-note .ico { color: var(--turq-ink); }

.hero-art { position: relative; }
.art-card { position: relative; max-width: 460px; margin-inline: auto; }
.split-svg { width: 100%; height: auto; border-radius: 28px; box-shadow: var(--shadow); }
.airflow path { stroke-dasharray: 26 18; animation: flow 1.8s linear infinite; }
.airflow path:nth-child(2) { animation-duration: 2.1s; }
.airflow path:nth-child(3) { animation-duration: 1.9s; }
.flakes { animation: floaty 5s var(--ease-soft) infinite alternate; transform-origin: center; }
.chip {
  position: absolute; display: flex; flex-direction: column; line-height: 1.1;
  padding: .6rem .9rem; border-radius: 16px; background: #fff; box-shadow: var(--shadow);
  font-size: .75rem; color: var(--muted); font-weight: 600;
}
.chip strong { font-family: var(--display); font-size: 1.5rem; color: var(--blue-900); letter-spacing: -.02em; }
.chip-out { left: -6px; bottom: 26px; }
.chip-out strong { color: #D9522F; }
.chip-in { right: -6px; bottom: 82px; }
.chip-in strong { color: var(--turq-ink); }

/* ---------- Trust bar ---------- */
.trust { position: relative; z-index: 2; margin-top: -18px; }
.trust-list {
  list-style: none; padding: 8px; display: grid; grid-template-columns: 1fr 1fr; gap: 6px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow);
}
.trust-list li { display: flex; gap: .6rem; align-items: flex-start; padding: 12px 10px; border-radius: 14px; font-size: .82rem; color: var(--muted); line-height: 1.35; }
.trust-list li > .ico { width: 26px; height: 26px; color: var(--blue-600); margin-top: 1px; }
.trust-list strong { display: block; color: var(--blue-900); font-size: .92rem; margin-bottom: 2px; }
.trust-num strong { font-family: var(--display); font-size: 1.7rem !important; line-height: 1; color: var(--blue-600) !important; letter-spacing: -.03em; }
.trust-list li:last-child { background: var(--ice-50); }

/* ---------- Servicios ---------- */
.services { display: grid; gap: 14px; }
.service {
  position: relative; padding: 22px; border-radius: var(--radius);
  background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow-sm);
  display: grid; grid-template-columns: auto 1fr; column-gap: 14px; align-items: start;
  transition: transform .45s var(--ease-out), box-shadow .45s var(--ease-out), border-color .3s;
}
.service:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: var(--ice-300); }
.service-ico {
  grid-row: span 2; width: 52px; height: 52px; border-radius: 16px; display: grid; place-items: center;
  color: var(--blue-600); background: linear-gradient(150deg, var(--ice-100), #fff); border: 1px solid var(--ice-200);
}
.service-ico .ico { width: 28px; height: 28px; }
.service h3 { font-size: 1.22rem; }
.service p { margin-top: .35rem; color: var(--muted); font-size: .97rem; }
.service-cta {
  grid-column: 1 / -1; margin-top: 16px;
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem; min-height: 48px;
  border-radius: 14px; font-weight: 700; font-size: .97rem; color: var(--blue-800);
  background: var(--ice-50); border: 1px solid var(--ice-200);
  transition: background-color .25s, color .25s, border-color .25s;
}
.service-cta .ico { color: #128C4A; }
.service-cta:hover { background: var(--blue-800); color: #fff; border-color: var(--blue-800); }
.service-cta:hover .ico { color: var(--wa); }

/* ---------- Calculadora ---------- */
.section-calc { background: radial-gradient(120% 70% at 50% 0%, var(--ice-100), var(--white) 70%); }
.calc {
  position: relative; max-width: 760px; margin-inline: auto;
  background: #fff; border: 1px solid var(--line); border-radius: 28px; box-shadow: var(--shadow);
  padding: 22px 18px 26px;
}
.calc::before {
  content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1px; pointer-events: none;
  background: linear-gradient(140deg, var(--turq), transparent 35%, transparent 65%, var(--blue-400));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; opacity: .7;
}
.calc-progress { margin-bottom: 22px; }
.calc-progress-bar { height: 6px; border-radius: 6px; background: var(--ice-100); overflow: hidden; }
.calc-progress-bar span { display: block; height: 100%; width: 25%; border-radius: inherit; background: linear-gradient(90deg, var(--turq), var(--blue-600)); transition: width .6s var(--ease-out); }
.calc-steps-label { list-style: none; padding: 0; display: flex; justify-content: space-between; margin-top: 10px; font-size: .74rem; font-weight: 600; color: #8296AE; }
.calc-steps-label li.is-active, .calc-steps-label li.is-done { color: var(--blue-800); }

.calc-step legend { display: flex; align-items: center; gap: .7rem; font-family: var(--display); font-size: 1.35rem; font-weight: 700; color: var(--blue-900); letter-spacing: -.02em; line-height: 1.15; margin-bottom: 18px; }
.step-num { flex: none; width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; font-size: 1rem; color: #fff; background: var(--blue-800); }

/* Sin JS se ven todos los pasos; con JS, uno a la vez */
.js .calc-step:not(.is-active) { display: none; }
.js .calc-step.is-active { animation: stepIn .55s var(--ease-out) both; }
.calc-step + .calc-step { margin-top: 28px; }
.js .calc-step + .calc-step { margin-top: 0; }
html:not(.js) .calc-result, html:not(.js) .calc-nav { display: none; }

.opt-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.opt { position: relative; }
.opt input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.opt span {
  display: flex; flex-direction: column; align-items: flex-start; gap: .35rem; min-height: 86px; height: 100%;
  padding: 14px; border-radius: 16px; border: 1.5px solid var(--line); background: var(--ice-50);
  font-weight: 600; font-size: .98rem; color: var(--blue-900); line-height: 1.2;
  transition: border-color .2s, background-color .2s, box-shadow .3s var(--ease-out), transform .3s var(--ease-out);
}
.opt b { font-size: 1.5rem; line-height: 1; }
.opt input:checked + span { border-color: var(--blue-600); background: #fff; box-shadow: 0 0 0 4px rgba(27,96,171,.12); transform: translateY(-1px); }
.opt input:focus-visible + span { outline: 3px solid var(--turq); outline-offset: 2px; }
.opt:last-child:nth-child(odd) { grid-column: 1 / -1; }

.seg { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; padding: 5px; border-radius: 16px; background: var(--ice-100); }
.seg-3 { grid-template-columns: repeat(3, 1fr); }
.seg label { position: relative; }
.seg input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.seg span { display: grid; place-items: center; text-align: center; min-height: 46px; padding: .4rem .5rem; border-radius: 12px; font-weight: 600; font-size: .92rem; color: var(--muted); line-height: 1.15; transition: background-color .2s, color .2s, box-shadow .3s; }
.seg input:checked + span { background: #fff; color: var(--blue-900); box-shadow: var(--shadow-sm); }
.seg input:focus-visible + span { outline: 3px solid var(--turq); outline-offset: 1px; }

.fields { display: flex; align-items: flex-end; gap: 10px; margin-top: 16px; }
.fields[hidden] { display: none; }
.field { display: flex; flex-direction: column; gap: .35rem; flex: 1; font-size: .88rem; font-weight: 600; color: var(--muted); }
.field-wide { margin-top: 16px; }
.fields .field-wide { margin-top: 0; }
.field input {
  width: 100%; min-height: 56px; padding: .6rem 1rem; border-radius: 14px;
  border: 1.5px solid var(--line); background: var(--ice-50);
  font: inherit; font-size: 1.25rem; font-weight: 700; color: var(--blue-900);
  transition: border-color .2s, box-shadow .2s, background-color .2s;
}
.field input:focus { outline: none; border-color: var(--blue-600); background: #fff; box-shadow: 0 0 0 4px rgba(27,96,171,.12); }
.times { padding-bottom: 14px; font-size: 1.3rem; color: var(--muted); }
.calc-live { margin-top: 14px; padding: 12px 14px; border-radius: 12px; background: var(--ice-50); font-size: .92rem; color: var(--muted); }
.calc-live strong { color: var(--blue-900); }
.calc-error { margin-top: 10px; color: #B42318; font-weight: 600; font-size: .92rem; }

.q + .q { margin-top: 18px; }
.q-label { font-weight: 700; color: var(--blue-900); margin-bottom: .5rem; }
.stepper { display: inline-flex; align-items: center; gap: 6px; padding: 5px; border-radius: 16px; background: var(--ice-100); }
.stepper button { width: 52px; height: 48px; border-radius: 12px; background: #fff; font-size: 1.5rem; font-weight: 600; color: var(--blue-800); box-shadow: var(--shadow-sm); }
.stepper button:active { transform: scale(.94); }
.stepper output { min-width: 56px; text-align: center; font-family: var(--display); font-size: 1.5rem; font-weight: 700; color: var(--blue-900); }

.calc-nav { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-top: 24px; }
.calc-nav .btn-primary { margin-left: auto; }
.calc-nav-result { flex-direction: column; align-items: stretch; }
.calc-nav-result .btn-primary { margin-left: 0; }

.calc-result { text-align: center; }
.result-label { font-weight: 700; color: var(--turq-ink); letter-spacing: .12em; text-transform: uppercase; font-size: .8rem; }
.result-num { margin-top: .3rem; font-family: var(--display); font-weight: 800; color: var(--blue-900); letter-spacing: -.05em; line-height: .9; font-size: clamp(4.4rem, 22vw, 7.5rem); display: flex; flex-direction: column; align-items: center; }
.result-num span {
  background: linear-gradient(180deg, var(--blue-600), var(--blue-900));
  -webkit-background-clip: text; background-clip: text; color: transparent; font-variant-numeric: tabular-nums;
}
.result-num small { font-size: 1.1rem; letter-spacing: 0; font-weight: 600; color: var(--muted); margin-top: .5rem; }
.result-equipo { margin-top: 1rem; display: inline-block; padding: .55rem 1rem; border-radius: 999px; background: var(--ice-100); color: var(--blue-900); font-weight: 700; }
.result-facts { list-style: none; padding: 0; margin-top: 20px; display: grid; gap: 8px; text-align: left; }
.result-facts li { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding: 14px 16px; border-radius: 14px; border: 1px solid var(--line); font-size: .95rem; }
.result-facts span { color: var(--muted); }
.result-facts strong { color: var(--blue-900); text-align: right; }
.result-note { margin-top: 14px; font-size: .95rem; color: var(--muted); }
.result-note:empty { display: none; }
.result-how { margin-top: 14px; text-align: left; border-radius: 14px; background: var(--ice-50); }
.result-how summary { cursor: pointer; padding: 14px 16px; font-weight: 600; color: var(--blue-800); min-height: 48px; list-style: none; display: flex; align-items: center; gap: .5rem; }
.result-how summary::-webkit-details-marker { display: none; }
.result-how summary::before { content: "+"; width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; background: #fff; border: 1px solid var(--ice-200); font-weight: 700; line-height: 1; transition: transform .3s var(--ease-out); }
.result-how[open] summary::before { content: "−"; }
.result-how p { padding: 0 16px 16px; font-size: .92rem; color: var(--muted); }

/* ---------- Diagnóstico ---------- */
.diag { display: grid; gap: 12px; }
.diag-item { border-radius: var(--radius); background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow-sm); transition: border-color .3s, box-shadow .3s; }
.diag-item[open] { border-color: var(--ice-300); box-shadow: var(--shadow); }
.diag-item summary {
  list-style: none; cursor: pointer; display: flex; align-items: center; gap: .9rem;
  min-height: 72px; padding: 14px 18px; font-weight: 700; font-size: 1.08rem; color: var(--blue-900);
}
.diag-item summary::-webkit-details-marker, .faq-item summary::-webkit-details-marker { display: none; }
.diag-emoji { width: 46px; height: 46px; flex: none; display: grid; place-items: center; font-size: 1.45rem; border-radius: 14px; background: var(--ice-100); }
.chev { margin-left: auto; color: var(--muted); transition: transform .4s var(--ease-out); }
details[open] > summary .chev { transform: rotate(180deg); }
.diag-body { padding: 0 18px 18px; }
.diag-body p { color: var(--muted); }
.diag-body strong { color: var(--blue-900); }
.diag-body .btn { margin-top: 14px; }
details[open] .diag-body, details[open] > p { animation: stepIn .45s var(--ease-out) both; }

/* ---------- Promo ---------- */
.promo { padding-block: 12px 72px; }
.promo-card {
  position: relative; overflow: hidden; isolation: isolate;
  padding: 34px 22px; border-radius: 28px; color: #D6E6F7;
  background: linear-gradient(150deg, var(--blue-800) 0%, var(--blue-950) 100%);
  display: grid; gap: 26px;
}
.promo-card::before, .promo-card::after { content: ""; position: absolute; z-index: -1; border-radius: 50%; pointer-events: none; }
.promo-card::before { width: 420px; height: 420px; top: -200px; right: -140px; background: radial-gradient(circle, rgba(238,90,47,.38), transparent 65%); }
.promo-card::after { width: 340px; height: 340px; bottom: -200px; left: -120px; background: radial-gradient(circle, rgba(90,168,240,.32), transparent 65%); }
.promo h2 { color: #fff; font-size: clamp(2rem, 8vw, 3rem); }
.promo h2 em { color: var(--turq); }
.promo-copy p:last-child { margin-top: .9rem; }
.promo strong { color: #fff; }
.countdown { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.countdown div { padding: 14px 4px 12px; border-radius: 16px; text-align: center; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14); }
.countdown strong { display: block; font-family: var(--display); font-size: 2rem; font-weight: 700; line-height: 1; color: #fff; font-variant-numeric: tabular-nums; }
.countdown span { font-size: .75rem; text-transform: uppercase; letter-spacing: .1em; color: #A9C3E0; }

/* ---------- Cómo trabajamos ---------- */
.steps { list-style: none; padding: 0; display: grid; gap: 12px; counter-reset: s; }
.steps li { position: relative; padding: 22px 22px 22px 84px; border-radius: var(--radius); background: var(--ice-50); border: 1px solid var(--line); }
.steps-n { position: absolute; left: 20px; top: 20px; width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center; font-family: var(--display); font-weight: 800; color: #fff; background: linear-gradient(150deg, var(--turq), var(--blue-600)); }
.steps h3 { font-size: 1.2rem; }
.steps p { margin-top: .3rem; color: var(--muted); font-size: .97rem; }

/* ---------- Reseñas ---------- */
.rating-summary { margin-top: 1rem; display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; color: var(--muted); font-weight: 600; }
.rating-summary > strong { font-family: var(--display); font-size: 2rem; color: var(--blue-900); line-height: 1; }
.stars { display: inline-flex; gap: 2px; color: #F5B400; }
.stars .ico { width: 18px; height: 18px; }
.star-off { color: #D0DAE6; }
.reviews {
  display: grid; grid-auto-flow: column; grid-auto-columns: 86%; gap: 12px;
  overflow-x: auto; overflow-y: visible; scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch;
  margin-inline: calc(var(--gutter) * -1); padding: 6px var(--gutter) 18px; scroll-padding-inline: var(--gutter);
  scrollbar-width: thin; scrollbar-color: var(--ice-300) transparent;
}
.review { scroll-snap-align: start; padding: 20px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow-sm); }
.review header { display: flex; align-items: center; gap: .75rem; }
.review header strong { display: block; color: var(--blue-900); }
.review header small { color: var(--muted); font-size: .82rem; }
.avatar { width: 42px; height: 42px; flex: none; border-radius: 50%; display: grid; place-items: center; font-weight: 700; color: #fff; background: hsl(var(--h) 60% 42%); }
.review .stars { margin-top: .8rem; }
.review > p:last-child { margin-top: .5rem; font-size: .97rem; }

/* ---------- Zona ---------- */
.zona-grid { display: grid; gap: 32px; align-items: center; }
.zona-list { list-style: none; padding: 0; margin-top: 22px; display: flex; flex-wrap: wrap; gap: 8px; }
.zona-list li { padding: .45rem .9rem; border-radius: 999px; background: var(--ice-50); border: 1px solid var(--ice-200); font-weight: 600; font-size: .93rem; color: var(--blue-800); }
.zona-map figcaption { margin-top: .6rem; font-size: .8rem; color: var(--muted); text-align: center; }
.map-pins circle { fill: var(--blue-600); stroke: #fff; stroke-width: 3; }
.map-pins g { animation: pinIn .7s var(--ease-out) both; animation-delay: calc(var(--d) * 120ms + 200ms); animation-play-state: paused; }
.zona-map.is-visible .map-pins g, html:not(.js) .map-pins g { animation-play-state: running; }
.map-pins text { paint-order: stroke; stroke: #F3F8FD; stroke-width: 4px; stroke-linejoin: round; }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 10px; }
.faq-item { border-radius: 16px; background: #fff; border: 1px solid var(--line); }
.faq-item[open] { border-color: var(--ice-300); box-shadow: var(--shadow-sm); }
.faq-item summary { list-style: none; cursor: pointer; display: flex; align-items: center; gap: 1rem; min-height: 64px; padding: 14px 18px; font-weight: 700; font-size: 1.04rem; color: var(--blue-900); }
.faq-item p { padding: 0 18px 18px; color: var(--muted); }
.faq-item a { color: var(--blue-600); font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }

/* ---------- Footer ---------- */
.footer { background: var(--blue-950); color: #A9C3E0; padding-block: 56px 100px; }
.footer-grid { display: grid; gap: 32px; }
.brand-light { color: #fff; }
.brand-light .brand-text small { color: #8FAACB; }
.footer-brand p { margin-top: 1rem; max-width: 30rem; font-size: .95rem; }
.footer h3 { font-family: var(--sans); font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; color: #fff; margin-bottom: .9rem; }
.footer ul { list-style: none; padding: 0; display: grid; gap: .3rem; }
.footer li { display: flex; align-items: center; gap: .6rem; min-height: 40px; font-size: .95rem; }
.footer li a { display: inline-flex; align-items: center; gap: .6rem; min-height: 44px; color: #fff; }
.footer li a:hover { color: var(--turq); }
.footer .ico { color: var(--turq); }
.footer-bottom { margin-top: 40px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.1); display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem; font-size: .82rem; color: #7E97B6; }

/* ---------- WhatsApp flotante ---------- */
.wa-float {
  position: fixed; z-index: 60; right: 16px; bottom: calc(16px + env(safe-area-inset-bottom));
  width: 60px; height: 60px; border-radius: 50%; display: grid; place-items: center;
  background: var(--wa); color: #fff;
  box-shadow: 0 12px 28px -8px rgba(18, 140, 74, .65), 0 2px 6px rgba(0,0,0,.12);
  transition: transform .35s var(--ease-out);
}
.wa-float svg { width: 32px; height: 32px; }
.wa-float:hover { transform: scale(1.06); }
.wa-float::before, .wa-float::after { content: ""; position: absolute; inset: 0; border-radius: 50%; border: 2px solid var(--wa); opacity: 0; animation: waPulse 7s var(--ease-out) infinite; }
.wa-float::after { animation-delay: .35s; }

/* =============================================================
   7. Effects
   ============================================================= */
@keyframes breathe { from { transform: translate3d(0,0,0) scale(1); } to { transform: translate3d(-30px, 24px, 0) scale(1.14); } }
@keyframes livePulse { 0% { box-shadow: 0 0 0 0 rgba(238,90,47,.55); } 70%, 100% { box-shadow: 0 0 0 9px rgba(238,90,47,0); } }
@keyframes flow { to { stroke-dashoffset: -88; } }
@keyframes floaty { from { transform: translateY(-4px); } to { transform: translateY(6px); } }
@keyframes stepIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes pinIn { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: none; } }
@keyframes waPulse { 0%, 78% { opacity: 0; transform: scale(1); } 80% { opacity: .7; } 100% { opacity: 0; transform: scale(1.6); } }

/* Aparición suave al scrollear (solo si hay JS) */
.js .reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s var(--ease-out), transform .8s var(--ease-out); transition-delay: var(--rd, 0ms); }
.js .reveal.is-visible { opacity: 1; transform: none; }

/* =============================================================
   8. Responsive
   ============================================================= */
@media (min-width: 540px) {
  :root { --gutter: 28px; }
  .hero-ctas { display: flex; flex-wrap: wrap; }
  .hero-ctas .btn { white-space: nowrap; }
  .opt-grid { grid-template-columns: repeat(3, 1fr); }
  .opt:last-child:nth-child(odd) { grid-column: auto; }
  .services { grid-template-columns: 1fr 1fr; }
  .service { grid-template-columns: 1fr; }
  .service-ico { grid-row: auto; margin-bottom: 14px; }
  .service-cta { align-self: end; }
  .reviews { grid-auto-columns: 60%; }
  .calc { padding: 30px 30px 32px; }
  .calc-nav-result { flex-direction: row; justify-content: center; }
  .promo-card { padding: 44px 40px; }
  .steps { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 720px) {
  .trust-list { grid-template-columns: repeat(4, 1fr); padding: 10px; }
  .trust-list li { padding: 16px 14px; }
  .result-facts { grid-template-columns: repeat(3, 1fr); }
  .result-facts li { flex-direction: column; align-items: center; text-align: center; gap: .2rem; }
  .result-facts strong { text-align: center; }
  .opt-grid { grid-template-columns: repeat(5, 1fr); }
  .opt span { min-height: 104px; }
  .diag { grid-template-columns: 1fr 1fr; align-items: start; }
  .footer-grid { grid-template-columns: 1.6fr 1fr 1fr; }
}
@media (min-width: 960px) {
  :root { --nav-h: 76px; }
  .section { padding-block: 110px; }
  .nav-links { display: flex; gap: 6px; }
  .nav-links a { padding: .55rem .85rem; border-radius: 10px; font-weight: 600; font-size: .95rem; color: var(--muted); transition: color .2s, background-color .2s; }
  .nav-links a:hover { color: var(--blue-900); background: var(--ice-100); }
  .hero { padding-block: 64px 96px; }
  .hero-grid { grid-template-columns: 1.3fr 1fr; gap: 48px; }
  .hero-sub { font-size: 1.2rem; }
  .chip-out { left: -28px; }
  .chip-in { right: -24px; }
  .trust { margin-top: -44px; }
  .services { grid-template-columns: repeat(3, 1fr); gap: 18px; }
  /* 2 reseñas destacadas arriba + 3 abajo */
  .reviews { grid-auto-flow: row; grid-template-columns: repeat(6, 1fr); overflow: visible; margin-inline: 0; padding: 0; gap: 16px; }
  .review { grid-column: span 2; }
  .review:nth-child(-n+2) { grid-column: span 3; padding: 26px 28px; }
  .review:nth-child(-n+2) > p:last-child { font-size: 1.08rem; }
  .promo-card { grid-template-columns: 1.2fr 1fr; align-items: center; column-gap: 48px; padding: 56px; }
  .promo-card .btn { grid-column: 2; justify-self: start; }
  .countdown { grid-row: 1 / span 1; grid-column: 2; }
  .promo-copy { grid-row: 1 / span 2; }
  .steps { grid-template-columns: repeat(4, 1fr); }
  .steps li { padding: 84px 22px 24px; }
  .steps-n { top: 22px; }
  .zona-grid { grid-template-columns: 1fr 1fr; gap: 64px; }
}


/* =============================================================
   9. Reduced motion — se apagan los efectos en loop y las partículas
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .blob, .live-dot, .airflow path, .flakes { animation: none; }
  .hero-particles { display: none; }
  .wa-float::before, .wa-float::after { animation: none; display: none; }
  .js .reveal { transform: none; transition-duration: .3s; }
  .map-pins g { animation: none; }
}

/* =============================================================
   Stürtz — logo de la marca (imagen)
   ============================================================= */
.brand-logo { display: inline-flex; align-items: center; min-height: 44px; }
.brand-logo img { height: 34px; width: auto; }
.footer .brand-plate { display: inline-flex; padding: 10px 14px; border-radius: 14px; background: #fff; }
.footer .brand-plate img { height: 34px; width: auto; }
@media (min-width: 960px) { .brand-logo img { height: 40px; } }

/* =============================================================
   Asistente "¿Qué necesitás?" (sección oscura)
   ============================================================= */
.section-dark { background: radial-gradient(90% 60% at 0% 0%, rgba(238,90,47,.20), transparent 60%), radial-gradient(80% 60% at 100% 100%, rgba(90,168,240,.22), transparent 60%), var(--blue-950); color: #D5E2F3; }
.section-head-light h2 { color: #fff; }
.section-head-light h2 em { color: #8CC3FF; }
.section-head-light .lead { color: #A9BEDA; }
.wiz { max-width: 860px; margin-inline: auto; padding: 20px 16px 24px; border-radius: 28px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12); }
.wiz-steps { list-style: none; padding: 0; margin-bottom: 20px; display: flex; gap: 6px; }
.wiz-steps li { flex: 1; display: flex; align-items: center; gap: .45rem; padding: 8px 10px; border-radius: 12px; font-size: .74rem; font-weight: 600; color: #8EA6C8; background: rgba(255,255,255,.04); line-height: 1.15; }
.wiz-steps span { flex: none; width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; font-size: .72rem; font-weight: 700; background: rgba(255,255,255,.1); color: #fff; }
.wiz-steps li.is-active { color: #fff; background: rgba(27,96,171,.35); }
.wiz-steps li.is-active span, .wiz-steps li.is-done span { background: var(--turq); }
.wiz-steps li.is-done { color: #D5E2F3; }
.wiz-q { font-size: 1.35rem; font-weight: 700; color: #fff; margin-bottom: 16px; }
.js .wiz-panel:not(.is-active) { display: none; }
.js .wiz-panel.is-active { animation: stepIn .5s var(--ease-out) both; }
html:not(.js) .wiz-panel:not([data-panel="1"]) { display: none; }

.app-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.app { display: flex; flex-direction: column; align-items: flex-start; gap: .6rem; min-height: 96px; padding: 14px; border-radius: 18px; background: rgba(255,255,255,.07); border: 1.5px solid rgba(255,255,255,.12); text-align: left; font-weight: 700; font-size: .95rem; color: #fff; line-height: 1.2; transition: background-color .25s, border-color .25s, transform .3s var(--ease-out); }
.app svg { width: 30px; height: 30px; color: #8CC3FF; transition: color .25s; }
.app:hover { background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.3); transform: translateY(-2px); }
.app.is-selected { background: var(--blue-600); border-color: #8CC3FF; }
.app.is-selected svg { color: #fff; }

.sym-list { display: grid; gap: 10px; }
.sym { display: flex; align-items: center; gap: .8rem; width: 100%; min-height: 62px; padding: 14px 16px; border-radius: 16px; background: rgba(255,255,255,.07); border: 1.5px solid rgba(255,255,255,.12); text-align: left; font-weight: 700; color: #fff; transition: background-color .25s, border-color .25s; }
.sym:hover { background: rgba(255,255,255,.13); border-color: rgba(255,255,255,.3); }
.sym b { font-size: 1.35rem; line-height: 1; }
.sym .ico { margin-left: auto; color: #8EA6C8; }
.sym-urgent { font-size: .7rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; padding: .2rem .5rem; border-radius: 6px; background: rgba(238,90,47,.25); color: #FFB18F; }

.wiz-nav { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-top: 20px; }
.btn-back { min-height: 48px; padding: .5rem .2rem; font-weight: 600; color: #A9BEDA; text-decoration: underline; text-underline-offset: 4px; text-decoration-color: rgba(169,190,218,.4); }
.btn-back:hover { color: #fff; }
.wseg { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; padding: 5px; border-radius: 16px; background: rgba(255,255,255,.08); }
.wseg label { position: relative; }
.wseg input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.wseg span { display: grid; place-items: center; min-height: 48px; padding: .4rem; border-radius: 12px; font-weight: 600; font-size: .9rem; color: #A9BEDA; text-align: center; line-height: 1.15; transition: background-color .2s, color .2s; }
.wseg input:checked + span { background: #fff; color: var(--blue-900); }
.wseg input:focus-visible + span { outline: 3px solid var(--turq); outline-offset: 1px; }
.wfield { display: flex; flex-direction: column; gap: .4rem; margin-top: 16px; font-size: .9rem; font-weight: 600; color: #A9BEDA; }
.wfield select, .wfield input { width: 100%; min-height: 54px; padding: .6rem 1rem; border-radius: 14px; border: 1.5px solid rgba(255,255,255,.18); background: rgba(255,255,255,.08); color: #fff; font: inherit; font-size: 1.02rem; font-weight: 600; }
.wfield select option { color: var(--text); }
.wfield input::placeholder { color: #8EA6C8; }
.wfield select:focus, .wfield input:focus { outline: none; border-color: #8CC3FF; box-shadow: 0 0 0 4px rgba(140,195,255,.25); }

.res-tag { display: inline-block; padding: .3rem .7rem; border-radius: 8px; font-size: .74rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; background: rgba(140,195,255,.18); color: #C9E2FF; }
.res-tag.is-urgent { background: rgba(238,90,47,.25); color: #FFB18F; }
.res-title { margin-top: .7rem; font-size: clamp(1.6rem, 6vw, 2.2rem); font-weight: 800; color: #fff; }
.res-box { margin-top: 14px; padding: 16px 18px; border-radius: 16px; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.1); }
.res-box p:last-child { color: #E3ECF8; }
.res-label { font-size: .74rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: #8CC3FF; margin-bottom: .3rem; }
.res-tip .res-label { color: #FFB18F; }
.btn-block { width: 100%; }
.btn-wa-big { margin-top: 20px; background: var(--wa); color: #05331A; box-shadow: 0 14px 30px -12px rgba(37,211,102,.6); }
.btn-wa-big:hover { background: #2EE072; transform: translateY(-2px); }
.btn-restart { display: block; margin: 8px auto 0; }
.wiz-result .tiny { text-align: center; color: #8EA6C8; }
.wiz-noscript { margin-top: 12px; color: #A9BEDA; }
@media (min-width: 540px) { .wiz { padding: 28px; } }
@media (min-width: 720px) { .app-grid { grid-template-columns: repeat(4, 1fr); } }

/* =============================================================
   Mapa real de cobertura
   ============================================================= */
.zona-list li { padding: 0; border: 0; background: none; }
.zona-list button { min-height: 42px; padding: .45rem .9rem; border-radius: 999px; background: #fff; border: 1px solid var(--ice-200); font-weight: 600; font-size: .93rem; color: var(--blue-800); transition: background-color .2s, border-color .2s, color .2s; }
.zona-list button:hover { border-color: var(--turq); }
.zona-list button.is-on { background: var(--blue-600); border-color: var(--blue-600); color: #fff; }
.map-live { position: relative; height: 420px; border-radius: 26px; overflow: hidden; box-shadow: var(--shadow); background: #EAF1F7; isolation: isolate; z-index: 0; }
.map-fallback { position: absolute; inset: 0; display: grid; place-items: center; padding: 24px; text-align: center; font-size: .95rem; color: var(--muted); }
.map-live.is-ready .map-fallback { display: none; }
.map-legend { display: inline-flex; align-items: center; gap: .4rem; font-weight: 600; color: var(--blue-800); }
.map-legend i { width: 18px; height: 12px; border-radius: 4px; background: rgba(27,96,171,.18); border: 2px dashed var(--turq); }
.leaflet-container { font-family: var(--sans); }
.leaflet-tooltip.map-tip { padding: 3px 8px; border-radius: 8px; border: 0; box-shadow: 0 4px 12px rgba(12,44,88,.18); font-weight: 600; font-size: 12px; color: var(--blue-900); }
.leaflet-tooltip.map-tip.is-main { font-weight: 700; color: var(--blue-800); }
.leaflet-tooltip.map-tip::before { display: none; }
.leaflet-control-zoom a { width: 36px !important; height: 36px !important; line-height: 34px !important; }
@media (min-width: 960px) { .map-live { height: 520px; } }
/* Mapa: tonos un poco más suaves para que combine con la web */
.map-live .leaflet-tile-pane { filter: saturate(.7) brightness(1.03); }

/* Título del hero (texto pedido por el cliente, más largo): letra un poco más chica */
.hero-title { font-size: clamp(2.3rem, 10vw, 4.1rem); max-width: 15ch; }