/* ============================================================
   FlotasPremium — flotaspremium.com
   Dirección "Ficha técnica": documento de ingeniería.
   IBM Plex Sans/Mono · retícula milimetrada · esquinas rectas.
   ============================================================ */

:root{
  --paper:#eceff2;
  --paper-2:#e3e8ed;
  --panel:#f6f8fa;
  --ink:#1c2530;
  --ink-2:#47535f;
  --muted:#6c7885;
  --muted-2:#93a0ad;
  --rule:#c3ccd5;
  --rule-soft:#dae0e6;
  --accent:#2f6f6b;
  --accent-soft:rgba(47,111,107,.10);
  --nav-h:60px;
  --grid:28px;
  --ease:cubic-bezier(.22,.9,.28,1);
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --sans:"IBM Plex Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 40px)}
body{
  font-family:var(--sans);
  background:var(--paper);color:var(--ink);line-height:1.6;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
  background-image:
    linear-gradient(rgba(28,37,48,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(28,37,48,.045) 1px,transparent 1px);
  background-size:var(--grid) var(--grid);
}
a{color:inherit}
::selection{background:var(--accent);color:#fff}

.wrap{max-width:1180px;margin:0 auto;padding:0 5vw}
@media(min-width:1280px){.wrap{padding:0 24px}}

h1,h2,h3,h4{font-weight:600;letter-spacing:-.028em;line-height:1.1}

/* Etiqueta de sección monoespaciada: "01 — TÍTULO" */
.kicker{
  display:block;font-family:var(--mono);font-size:.72rem;font-weight:500;
  letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:16px;
}
.section-title{font-size:clamp(1.6rem,3.2vw,2.3rem);margin-bottom:14px}
.section-lead{color:var(--ink-2);max-width:620px;font-size:.97rem}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal-d1{transition-delay:.07s}
.reveal-d2{transition-delay:.14s}
.reveal-d3{transition-delay:.21s}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ---------- Nav ---------- */
.nav{
  position:fixed;inset:0 0 auto 0;z-index:60;height:var(--nav-h);
  display:flex;align-items:center;background:var(--ink);color:var(--paper);
  border-bottom:1px solid var(--ink);
}
.nav.scrolled{box-shadow:0 1px 0 rgba(0,0,0,.28)}
.nav-inner{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{
  display:inline-flex;align-items:center;gap:9px;text-decoration:none;
  font-family:var(--mono);font-size:1rem;font-weight:600;letter-spacing:-.02em;white-space:nowrap;
}
.brand b{color:var(--paper);font-weight:600}
.brand i{color:#4e9b95;font-style:normal}
.brand span{
  font-size:.72rem;font-weight:500;letter-spacing:.11em;color:var(--muted-2);
  margin-left:2px;
}
.nav-links{display:flex;gap:22px;list-style:none}
.nav-links a{
  text-decoration:none;font-family:var(--mono);font-size:.78rem;color:#b6c0ca;
  transition:color .2s;position:relative;padding:4px 0;
}
.nav-links a:hover,.nav-links a.active{color:#fff}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;
  background:#4e9b95;transition:width .25s var(--ease);
}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:0;font-family:var(--mono);font-weight:500;font-size:.82rem;
  text-decoration:none;border:1px solid transparent;cursor:pointer;
  transition:background .2s,color .2s,border-color .2s;
}
.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn-primary:hover{background:#25605c;border-color:#25605c}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--ink);color:var(--paper)}
.nav .btn-ghost{border-color:#4a5866;color:#dfe5ea}
.nav .btn-ghost:hover{background:var(--paper);color:var(--ink);border-color:var(--paper)}
.btn-sm{padding:9px 16px;font-size:.74rem}
.nav-cta{display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:6px}
.nav-toggle span{display:block;width:22px;height:1.5px;background:var(--paper);margin:5px 0;transition:.3s var(--ease)}

@media(max-width:940px){
  .nav-links{
    position:fixed;top:var(--nav-h);left:0;right:0;
    background:var(--ink);flex-direction:column;gap:0;padding:6px 5vw 20px;
    border-bottom:1px solid #2e3b49;
    transform:translateY(-140%);transition:transform .35s var(--ease);
  }
  .nav-links.open{transform:none}
  .nav-links a{display:block;padding:12px 0;font-size:.9rem}
  .nav-toggle{display:block}
  .nav-cta .btn{display:none}
  .nav-toggle.open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
  .nav-toggle.open span:nth-child(2){opacity:0}
  .nav-toggle.open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
}

/* ---------- Barra de spec bajo el nav ---------- */
.specbar{
  margin-top:var(--nav-h);background:var(--paper-2);
  border-bottom:1px solid var(--rule);
}
.specbar .wrap{display:flex;flex-wrap:wrap;padding-inline:0}
.specbar div{
  font-family:var(--mono);font-size:.68rem;letter-spacing:.06em;color:var(--muted);
  padding:7px 18px;border-right:1px solid var(--rule);text-transform:uppercase;
}
.specbar div:first-child{padding-left:5vw}
.specbar div:last-child{border-right:0}
@media(min-width:1280px){.specbar div:first-child{padding-left:24px}}

/* ---------- Hero ---------- */
.hero{padding:64px 0 56px;border-bottom:1px solid var(--rule)}
.hero-grid{display:grid;grid-template-columns:1.9fr 1fr;gap:44px;align-items:start}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr;gap:32px}}
.hero h1{font-size:clamp(2rem,4.8vw,3.15rem);margin-bottom:20px;text-wrap:balance}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero p{font-size:1rem;color:var(--ink-2);max-width:52ch;margin-bottom:28px;text-wrap:pretty}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap}
.hero-status{
  display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);
  font-size:.72rem;letter-spacing:.06em;color:var(--muted);margin-top:26px;text-transform:uppercase;
}
.hero-status i{width:6px;height:6px;background:var(--accent);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.25}}

/* Caja de resumen tipo tabla de datos */
.databox{border:1px solid var(--ink);background:var(--panel)}
.databox .head{
  font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;
  padding:9px 14px;border-bottom:1px solid var(--ink);color:var(--muted);
}
.databox .row{
  display:flex;justify-content:space-between;align-items:baseline;gap:12px;
  padding:11px 14px;border-bottom:1px solid var(--rule-soft);font-family:var(--mono);font-size:.76rem;
}
.databox .row:last-child{border-bottom:0}
.databox .row span{color:var(--muted)}
.databox .row strong{font-weight:600;color:var(--ink)}

/* ---------- Sections ---------- */
section{padding:72px 0;border-bottom:1px solid var(--rule)}
.section-head{margin-bottom:38px}

/* ---------- Soluciones ---------- */
.grid-perfiles{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  border:1px solid var(--ink);background:var(--panel);
}
@media(max-width:760px){.grid-perfiles{grid-template-columns:1fr}}
.perfil{
  padding:26px 26px 28px;border-right:1px solid var(--rule-soft);border-bottom:1px solid var(--rule-soft);
  transition:background .25s;
}
.perfil:nth-child(2n){border-right:0}
.perfil:nth-last-child(-n+2){border-bottom:0}
@media(max-width:760px){
  .perfil{border-right:0}
  .perfil:last-child{border-bottom:0}
  .perfil:nth-last-child(2){border-bottom:1px solid var(--rule-soft)}
}
.perfil:hover{background:#fff}
.perfil .num{
  font-family:var(--mono);font-size:.74rem;color:var(--accent);
  display:block;margin-bottom:10px;letter-spacing:.06em;
}
.perfil h3{font-size:1.06rem;margin-bottom:9px}
.perfil p{font-size:.9rem;color:var(--ink-2);margin-bottom:16px}
.perfil ul{list-style:none;display:flex;flex-direction:column;gap:7px}
.perfil li{
  font-family:var(--mono);font-size:.76rem;color:var(--muted);
  display:flex;gap:9px;align-items:baseline;line-height:1.5;
}
.perfil li::before{content:"—";color:var(--accent);flex:none}
.perfil .cta{
  display:inline-flex;align-items:center;gap:6px;margin-top:18px;
  font-family:var(--mono);font-size:.76rem;text-decoration:none;color:var(--ink);
  border-bottom:1px solid var(--accent);padding-bottom:2px;transition:color .2s;
}
.perfil .cta:hover{color:var(--accent)}

/* ---------- Etiquetas DGT ---------- */
.dgt{
  display:inline-flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-size:.7rem;font-weight:600;
  padding:3px 9px;letter-spacing:.04em;color:#fff;
}
.dgt-0{background:#1c5f9e}
.dgt-eco{background:#2f6f6b}
.dgt-c{background:#4a7a3d}

/* ---------- Energía ---------- */
.elec-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:52px;align-items:center}
@media(max-width:900px){.elec-grid{grid-template-columns:1fr;gap:36px}}
.elec-visual{border:1px solid var(--ink);background:var(--panel);padding:26px 24px 22px}
.elec-visual .head{
  font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--muted);margin-bottom:20px;padding-bottom:10px;border-bottom:1px solid var(--rule-soft);
}
.energy-row{display:flex;align-items:center;gap:14px;margin-bottom:16px}
.energy-row .lab{min-width:52px;display:flex}
.energy-bar{flex:1;height:12px;background:#dfe5ea;position:relative;border:1px solid var(--rule)}
.energy-bar i{position:absolute;inset:0;width:0;transition:width 1.1s var(--ease)}
.energy-bar.b0 i{background:#1c5f9e}
.energy-bar.beco i{background:#2f6f6b}
.energy-bar.bc i{background:#4a7a3d}
.elec-visual.in .energy-bar.b0 i{width:92%}
.elec-visual.in .energy-bar.beco i{width:74%}
.elec-visual.in .energy-bar.bc i{width:52%}
.energy-note{
  font-family:var(--mono);font-size:.7rem;line-height:1.6;color:var(--muted);
  margin-top:18px;padding-top:14px;border-top:1px solid var(--rule-soft);
}
.elec-list{display:flex;flex-direction:column;margin-top:28px;border:1px solid var(--ink);background:var(--panel)}
.elec-item{display:flex;gap:16px;padding:18px 20px;border-bottom:1px solid var(--rule-soft)}
.elec-item:last-child{border-bottom:0}
.elec-item .n{font-family:var(--mono);font-size:.74rem;color:var(--accent);min-width:48px;padding-top:2px}
.elec-item h4{font-size:.97rem;margin-bottom:5px}
.elec-item p{font-size:.86rem;color:var(--ink-2)}

/* ---------- Proceso ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--ink);background:var(--panel);counter-reset:step}
@media(max-width:980px){.steps{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.steps{grid-template-columns:1fr}}
.step{
  counter-increment:step;padding:24px 22px 26px;
  border-right:1px solid var(--rule-soft);transition:background .25s;
}
.step:last-child{border-right:0}
.step:hover{background:#fff}
@media(max-width:980px){
  .step:nth-child(2n){border-right:0}
  .step:nth-child(-n+2){border-bottom:1px solid var(--rule-soft)}
}
@media(max-width:560px){
  .step{border-right:0;border-bottom:1px solid var(--rule-soft)}
  .step:last-child{border-bottom:0}
}
.step::before{
  content:"0" counter(step);display:block;font-family:var(--mono);font-size:.74rem;
  color:var(--accent);margin-bottom:14px;letter-spacing:.06em;
}
.step h3{font-size:1rem;margin-bottom:9px}
.step p{font-size:.87rem;color:var(--ink-2)}
.step .tag{
  display:inline-block;margin-top:14px;font-family:var(--mono);font-size:.7rem;
  color:var(--accent);border:1px solid var(--accent);padding:3px 9px;
}

/* ---------- Ventajas ---------- */
.ventajas-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border:1px solid var(--ink);background:var(--panel)}
@media(max-width:900px){.ventajas-grid{grid-template-columns:1fr}}
.ventaja{padding:28px 26px 30px;border-right:1px solid var(--rule-soft)}
.ventaja:last-child{border-right:0}
@media(max-width:900px){
  .ventaja{border-right:0;border-bottom:1px solid var(--rule-soft)}
  .ventaja:last-child{border-bottom:0}
}
.ventaja .mark{
  font-family:var(--mono);font-size:.74rem;color:var(--accent);
  border:1px solid var(--accent);width:30px;height:30px;
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;
}
.ventaja h3{font-size:1.04rem;margin-bottom:10px}
.ventaja>p{font-size:.89rem;color:var(--ink-2);margin-bottom:16px}
.check-list{list-style:none;display:flex;flex-direction:column;gap:9px}
.check-list li{
  display:flex;gap:10px;font-family:var(--mono);font-size:.76rem;
  color:var(--ink-2);line-height:1.5;
}
.check-list li::before{content:"+";color:var(--accent);flex:none;font-weight:600}

/* ---------- FAQ ---------- */
.faq-list{max-width:820px;border:1px solid var(--ink);background:var(--panel)}
.faq{border-bottom:1px solid var(--rule-soft)}
.faq:last-child{border-bottom:0}
.faq summary{
  list-style:none;cursor:pointer;padding:18px 22px;display:flex;align-items:center;
  justify-content:space-between;gap:16px;font-weight:600;font-size:.95rem;transition:background .2s;
}
.faq summary:hover{background:#fff}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";font-family:var(--mono);color:var(--accent);font-size:1.05rem;flex:none;
  transition:transform .25s var(--ease);
}
.faq[open] summary::after{transform:rotate(45deg)}
.faq-body{padding:0 22px 20px;color:var(--ink-2);font-size:.9rem;max-width:70ch}

/* ---------- Formulario ---------- */
.contact{background:var(--paper-2)}
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:start}
@media(max-width:980px){.contact-grid{grid-template-columns:1fr;gap:38px}}
.promise-list{list-style:none;display:flex;flex-direction:column;margin-top:26px;border:1px solid var(--ink);background:var(--panel)}
.promise-list li{
  display:flex;gap:12px;align-items:flex-start;padding:15px 18px;
  border-bottom:1px solid var(--rule-soft);font-size:.87rem;color:var(--ink-2);
}
.promise-list li:last-child{border-bottom:0}
.promise-list li strong{display:block;color:var(--ink);font-size:.93rem;margin-bottom:2px}
.promise-list li::before{content:"+";font-family:var(--mono);color:var(--accent);font-weight:600;flex:none}

.form-card{background:var(--panel);border:1px solid var(--ink)}
.form-head{
  font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--muted);padding:10px 26px;border-bottom:1px solid var(--ink);
}
.form-body{padding:26px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:640px){.form-grid{grid-template-columns:1fr}}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-family:var(--mono);font-size:.7rem;letter-spacing:.05em;color:var(--muted);text-transform:uppercase}
.field textarea{
  background:#fff;border:1px solid var(--rule);border-radius:0;
  padding:11px 13px;color:var(--ink);font-size:.92rem;font-family:var(--sans);
  transition:border-color .2s,box-shadow .2s;width:100%;resize:vertical;min-height:78px;line-height:1.55;
}
.field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-soft)}
.field textarea::placeholder{color:#a3adb7}
.field label .opt{
  color:#a3adb7;text-transform:none;letter-spacing:0;font-size:.68rem;
}
.field input,.field select{
  background:#fff;border:1px solid var(--rule);border-radius:0;
  padding:11px 13px;color:var(--ink);font-size:.92rem;font-family:var(--sans);
  transition:border-color .2s,box-shadow .2s;appearance:none;width:100%;
}
.field select{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236c7885' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 12px center;background-size:15px;
}
.field input:focus,.field select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-soft)}
.field input::placeholder{color:#a3adb7}
.consent{grid-column:1/-1;display:flex;gap:10px;align-items:flex-start;font-size:.79rem;color:var(--muted);line-height:1.55}
.consent input{width:15px;height:15px;margin-top:2px;accent-color:var(--accent);flex:none}
.consent a{color:var(--ink)}
.form-body .btn{width:100%;margin-top:20px;padding:15px}
.form-note{margin-top:12px;text-align:center;font-family:var(--mono);font-size:.7rem;color:var(--muted)}
.form-success{display:none;padding:42px 26px;text-align:center}
.form-success.show{display:block}
.form-success .icon{
  width:46px;height:46px;margin:0 auto 18px;border:1px solid var(--accent);color:var(--accent);
  display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:1.3rem;
}
.form-success h3{margin-bottom:9px;font-size:1.1rem}
.form-success p{color:var(--ink-2);font-size:.9rem;max-width:44ch;margin:0 auto}

/* ---------- Footer ---------- */
footer.site{background:var(--ink);color:#b6c0ca;padding:44px 0 28px;border-bottom:0}
.footer-grid{display:flex;justify-content:space-between;gap:38px;flex-wrap:wrap;margin-bottom:32px}
.footer-grid .col p{color:#93a0ad;font-size:.86rem;max-width:340px;margin-top:12px}
.footer-grid nav{display:flex;flex-direction:column;gap:9px}
.footer-grid nav strong{
  font-family:var(--mono);font-size:.68rem;text-transform:uppercase;letter-spacing:.11em;
  color:#6c7885;margin-bottom:4px;font-weight:500;
}
.footer-grid nav a{color:#b6c0ca;text-decoration:none;font-size:.86rem;transition:color .2s}
.footer-grid nav a:hover{color:#fff}
.disclaimer{
  border-top:1px solid #2e3b49;padding-top:20px;
  font-family:var(--mono);font-size:.7rem;color:#6c7885;
}

/* ---------- Cookies ---------- */
.cookies-overlay{
  position:fixed;inset:0;z-index:90;display:none;align-items:center;justify-content:center;
  padding:22px;background:rgba(28,37,48,.6);
}
.cookies-overlay.show{display:flex}
.cookies-modal{
  width:100%;max-width:440px;background:var(--panel);border:1px solid var(--ink);
  box-shadow:0 20px 50px -18px rgba(28,37,48,.5);
}
.cookies-modal .head{
  font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--muted);padding:9px 24px;border-bottom:1px solid var(--ink);
}
.cookies-body{padding:26px 24px 24px}
.cookies-modal h3{font-size:1.08rem;margin-bottom:10px}
.cookies-modal p{font-size:.86rem;color:var(--ink-2);margin-bottom:22px}
.cookies-modal p a{color:var(--ink)}
.cookies-actions{display:flex;gap:10px}
.cookies-actions .btn{flex:1}
body.cookies-open{overflow:hidden}

/* ---------- Back to top ---------- */
.to-top{
  position:fixed;right:20px;bottom:20px;z-index:50;width:40px;height:40px;
  border:1px solid var(--ink);background:var(--panel);cursor:pointer;
  opacity:0;pointer-events:none;transition:opacity .3s,background .2s,color .2s;
  color:var(--ink);font-family:var(--mono);font-size:.95rem;
}
.to-top.show{opacity:1;pointer-events:auto}
.to-top:hover{background:var(--ink);color:var(--paper)}