/* ==========================================================
   COMPARAR PLACAS SOLARES · Hoja de estilos completa
   ========================================================== */

:root{--ink:#17352d;--green:#1c795f;--lime:#d9f276;--cream:#f4f0e6;--paper:#fffdf8;--line:#d8dfd9}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif}
a{text-decoration:none;color:inherit}
button,input,select,textarea{font:inherit}

/* Header --------------------------------------------------- */
.nav{height:88px;padding:0 5vw;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:rgba(255,253,248,.94);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
.brand{display:flex;align-items:center;gap:10px;font-size:25px;font-weight:800;letter-spacing:-1px}
.brand-mark{width:38px;height:38px;display:grid;place-items:center;background:var(--green);color:var(--lime);border-radius:50% 50% 50% 8px}
.brand small{display:block;font-size:9px;letter-spacing:1.7px;text-transform:uppercase;font-weight:500}
.nav nav{display:flex;gap:30px;font-size:14px;font-weight:600}
.nav nav a:hover{color:var(--green)}
.nav-cta,.primary,.final-cta a{background:var(--ink);color:white;padding:14px 20px;border-radius:5px;font-weight:700;font-size:14px}

/* Hero ----------------------------------------------------- */
.hero{min-height:660px;display:grid;grid-template-columns:1.05fr .95fr;padding:75px 5vw 65px;gap:5vw;overflow:hidden}
.hero-copy{max-width:720px}
.eyebrow{display:flex;align-items:center;gap:10px;text-transform:uppercase;letter-spacing:2px;font-size:11px;font-weight:800;color:var(--green)}
.eyebrow span{width:28px;height:2px;background:var(--green)}
h1{font-size:clamp(50px,5.6vw,86px);line-height:.98;letter-spacing:-4.5px;margin:28px 0 26px;max-width:850px}
h1 em{font-family:Georgia,serif;font-weight:400;color:var(--green)}
.lead{font-size:19px;line-height:1.65;max-width:660px;color:#51645e}
.trust-row{display:flex;gap:22px;flex-wrap:wrap;margin:30px 0;color:var(--green);font-size:13px;font-weight:700}
.primary{display:inline-flex;gap:28px;align-items:center;padding:18px 24px;background:var(--green)}
.micro{font-size:11px;margin-left:24px;color:#78847f;display:inline}

/* Hero visual (CSS-only illustration) ---------------------- */
.hero-visual{background:linear-gradient(145deg,#dceccf,#a9d5bd);border-radius:220px 220px 16px 16px;position:relative;min-height:530px;align-self:center;overflow:hidden}
.sun{position:absolute;width:190px;height:190px;border-radius:50%;background:var(--lime);top:55px;right:45px;box-shadow:0 0 0 35px rgba(217,242,118,.18)}
.house{position:absolute;bottom:0;left:9%;width:82%;height:300px}
.roof{height:120px;background:#274d42;clip-path:polygon(7% 100%,23% 0,83% 0,100% 100%);display:flex;gap:8px;padding:30px 17% 15px 25%}
.roof i{display:block;flex:1;background:linear-gradient(135deg,#447d73,#102e29);border:2px solid #8bb6a8;transform:skewX(-8deg)}
.wall{height:180px;margin:0 7%;background:#f3ebd8;display:flex;justify-content:center;gap:90px;padding-top:55px}
.wall span{width:48px;height:70px;background:#d2a35f;border:8px solid white}
.saving-card,.location-card{position:absolute;background:white;box-shadow:0 18px 45px rgba(23,53,45,.15);padding:18px 22px;border-radius:8px}
.saving-card{left:48px;top:88px;min-width:150px;z-index:3}
.saving-card strong,.saving-card span{display:block}
.saving-card strong{font-size:22px;color:var(--green);white-space:nowrap;line-height:1.2}
.saving-card span{font-size:11px;margin-top:4px}
.location-card{right:18px;bottom:24px;font-size:11px;font-weight:700}

/* Benefits ------------------------------------------------- */
.benefits{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:0 5vw}
.benefits article{display:flex;gap:20px;padding:36px 30px;border-right:1px solid var(--line)}
.benefits article:last-child{border:0}
.benefits article>span{font-family:Georgia,serif;font-size:20px;color:var(--green)}
h2{font-size:clamp(36px,4vw,60px);line-height:1.05;letter-spacing:-2.5px;margin:18px 0}
.benefits h2{font-size:19px;letter-spacing:-.4px;margin:0 0 10px}
.benefits p,.how p,.faq p{font-size:14px;line-height:1.65;color:#65736e;margin:0}

/* Form section --------------------------------------------- */
.form-section{margin-top:110px;background:var(--ink);color:white;padding:90px 8vw;display:grid;grid-template-columns:.85fr 1.15fr;gap:8vw;align-items:center}
.light{color:var(--lime)}.light span{background:var(--lime)}
.form-intro p{color:#bdc9c5;line-height:1.7;max-width:500px}
.privacy{margin-top:35px;font-size:12px;color:#d7dedb}
.form-card{background:white;color:var(--ink);padding:40px;border-radius:8px;min-height:475px;box-shadow:0 25px 70px rgba(0,0,0,.22)}
.progress{height:5px;background:#e9eee9;border-radius:5px;overflow:hidden}
.progress span{display:block;height:100%;background:var(--lime);transition:.3s}
.step{font-size:10px;letter-spacing:1.8px;font-weight:800;color:var(--green);margin:22px 0 10px}
.form-card h3{font-size:28px;margin:0 0 24px}
.form-card label{display:block;font-size:12px;font-weight:700;margin:16px 0}
.form-card input,.form-card select{display:block;width:100%;margin-top:8px;border:1px solid #ccd6cf;background:#fbfcf9;border-radius:4px;padding:14px;font:inherit;color:var(--ink)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.checkbox{display:flex!important;gap:10px;align-items:flex-start;font-weight:400!important;line-height:1.4}
.checkbox input{width:auto;margin:2px 0}
.checkbox a{text-decoration:underline}
.form-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:24px}
.form-actions button{border:0;border-radius:4px;background:var(--green);color:white;padding:15px 20px;font-weight:800;cursor:pointer}
.form-actions button:disabled{opacity:.45;cursor:not-allowed}
.form-actions .back{background:#edf1ed;color:var(--ink)}
.bot-field{position:absolute;left:-9999px}
.form-step{display:none}.form-step.active{display:block}
.form-error{margin-top:14px;color:#a52a2a;font-size:13px}
.legal-note{font-size:10px;line-height:1.5;color:#6b7974}
.success{text-align:center;padding:60px 20px}
.success div{width:70px;height:70px;border-radius:50%;display:grid;place-items:center;background:var(--lime);color:var(--ink);font-size:30px;margin:auto}
.success h3{margin-top:25px}
.success p{color:#65736e;line-height:1.7}

/* How it works --------------------------------------------- */
.how{padding:110px 6vw}
.how>div{max-width:640px}
.how ol{list-style:none;padding:50px 0 0;margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line)}
.how li{background:var(--paper);padding:35px}
.how li b{font-family:Georgia,serif;color:var(--green);font-size:28px}
.how h3{font-size:20px;margin:38px 0 12px}

/* FAQ ------------------------------------------------------ */
.faq{padding:100px 8vw;background:var(--cream);display:grid;grid-template-columns:.8fr 1.2fr;gap:10vw}
.faq details{border-top:1px solid #bbc6bf;padding:22px 0}
.faq details:last-child{border-bottom:1px solid #bbc6bf}
.faq summary{font-weight:800;cursor:pointer}
.faq p{padding-top:14px;max-width:650px}

/* Final CTA ------------------------------------------------ */
.final-cta{text-align:center;padding:100px 20px;background:var(--lime)}
.final-cta p{text-transform:uppercase;font-size:11px;letter-spacing:2px;font-weight:800}
.final-cta h2{margin:15px auto 35px}
.final-cta a{display:inline-block}

/* Footer --------------------------------------------------- */
footer{padding:60px 5vw 35px;background:#102a24;color:white;display:grid;grid-template-columns:1fr 1fr 1fr;gap:25px;align-items:start}
.inverse .brand-mark{background:var(--lime);color:var(--ink)}
footer p{color:#aebdb8;font-size:13px}
footer>div:nth-of-type(2){display:flex;gap:18px;font-size:12px;justify-content:flex-end}
footer>small{grid-column:1/-1;color:#80938d;border-top:1px solid #345048;padding-top:25px;font-size:10px}
.cookie-link{border:0;background:none;color:white;font:inherit;padding:0;cursor:pointer;text-decoration:underline;font-size:12px}

/* WhatsApp FAB --------------------------------------------- */
.fab-wa{position:fixed;z-index:30;bottom:24px;right:24px;width:58px;height:58px;border-radius:50%;background:#25d366;display:grid;place-items:center;box-shadow:0 4px 18px rgba(0,0,0,.25);transition:transform .2s ease,box-shadow .2s ease;animation:fab-pulse 2s ease-in-out infinite}
.fab-wa:hover{transform:scale(1.1);box-shadow:0 6px 28px rgba(0,0,0,.35);animation:none}
@keyframes fab-pulse{0%,100%{box-shadow:0 4px 18px rgba(37,211,102,.3)}50%{box-shadow:0 4px 18px rgba(37,211,102,.6),0 0 0 12px rgba(37,211,102,.12)}}

/* Cookie banner -------------------------------------------- */
.cookie-banner{position:fixed;z-index:99;left:24px;right:24px;bottom:24px;background:#fffdf8;color:#17352d;border:1px solid #d8dfd9;border-radius:8px;box-shadow:0 20px 60px rgba(16,42,36,.2);padding:22px 24px;display:flex;align-items:center;justify-content:space-between;gap:30px}
.cookie-banner[hidden]{display:none}
.cookie-banner strong{font-size:17px}
.cookie-banner p{max-width:760px;margin:7px 0 0;font-size:12px;line-height:1.5;color:#586a64}
.cookie-banner a{text-decoration:underline}
.cookie-actions{display:flex;gap:10px;flex-shrink:0}
.cookie-actions button{border:0;border-radius:4px;padding:12px 15px;background:#1c795f;color:white;font-weight:700;cursor:pointer}
.cookie-actions .cookie-reject{background:#edf1ed;color:#17352d}

/* Legal pages ---------------------------------------------- */
.legal{max-width:760px;margin:70px auto;padding:30px}
.legal h1{font-size:48px;letter-spacing:-2px}
.legal p{line-height:1.7}

/* ========== RESPONSIVE ========== */
@media(max-width:900px){
  .nav nav{display:none}
  .hero{grid-template-columns:1fr;padding-top:55px}
  .hero-visual{min-height:400px}
  .benefits{grid-template-columns:1fr}
  .benefits article{border-right:0;border-bottom:1px solid var(--line)}
  .form-section,.faq{grid-template-columns:1fr}
  .how ol{grid-template-columns:1fr}
  footer{grid-template-columns:1fr}
  footer>div:nth-of-type(2){justify-content:flex-start}
}
@media(max-width:560px){
  .nav{height:70px}
  .nav-cta{display:none}
  .hero{padding-left:22px;padding-right:22px}
  .hero h1{font-size:48px;letter-spacing:-2.8px}
  .hero-visual{min-height:330px}
  .house{height:240px}
  .roof{height:95px}
  .wall{height:145px}
  .saving-card{left:30px;top:42px;min-width:142px;padding:15px 18px}
  .saving-card strong{font-size:20px}
  .location-card{display:none}
  .benefits{margin:0 22px}
  .form-section{padding:70px 22px}
  .form-card{padding:25px}
  .two{grid-template-columns:1fr}
  .how,.faq{padding:75px 22px}
  .micro{display:block;margin:12px 0}
  footer{padding:50px 22px}
  .fab-wa{bottom:18px;right:18px;width:52px;height:52px}
}
@media(max-width:720px){
  .cookie-banner{left:12px;right:12px;bottom:12px;display:block}
  .cookie-actions{margin-top:16px;display:grid}
  .cookie-actions button{width:100%}
}