/* ============================================================
   ALPÉON — Thème « Altitude » (clair & conversion)
   ============================================================ */
:root{
  --ink:#0F2942;
  --blue:#1B6CA8;
  --blue-d:#13507E;
  --sky:#EAF3FA;
  --sky2:#F4F9FD;
  --accent:#0FB5A8;
  --accent-d:#0B8A80;
  --txt:#1B2B3A;
  --muted:#5E7081;
  --line:#E4ECF2;
  --white:#FFFFFF;
  --bg:#F6FAFD;
  --danger:#D8453B;
  --radius:12px;
  --radius-lg:18px;
  --radius-xl:22px;
  --shadow-card:0 24px 60px rgba(15,41,66,.10);
  --shadow-soft:0 16px 40px rgba(15,41,66,.08);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Manrope',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  color:var(--txt);background:var(--white);line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit}

.container{max-width:1180px;margin:0 auto;padding:0 28px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  background:var(--blue);color:#fff;padding:13px 26px;border-radius:var(--radius);
  text-decoration:none;font-weight:700;font-size:15px;border:none;cursor:pointer;
  transition:.2s;font-family:inherit;line-height:1.2;
}
.btn:hover{background:var(--blue-d);transform:translateY(-1px)}
.btn-lg{padding:17px 34px;font-size:16px}
.btn-soft{background:var(--sky);color:var(--blue-d)}
.btn-soft:hover{background:#dceaf6}
.btn-outline{background:transparent;color:var(--blue);border:1.5px solid var(--blue)}
.btn-outline:hover{background:var(--blue);color:#fff}
.btn-light{background:#fff;color:var(--blue-d)}
.btn-light:hover{background:var(--sky)}

/* ---------- Header ---------- */
header{
  position:sticky;top:0;z-index:50;
  background:rgba(15,41,66,.92);backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(255,255,255,.10);
}
nav{display:flex;justify-content:space-between;align-items:center;padding:16px 0;gap:20px}
.logo{display:flex;align-items:center;text-decoration:none;cursor:pointer}
.logo-img{height:46px;width:auto;display:block}
.nav-menu{display:flex;align-items:center;gap:30px;margin-left:auto}
.nav-links{display:flex;gap:30px;list-style:none}
.nav-links a{color:rgba(255,255,255,.82);text-decoration:none;font-size:15px;font-weight:500;transition:.2s}
.nav-links a:hover{color:#fff}
.nav-right{display:flex;align-items:center;gap:14px}
.language-selector{
  border:1px solid rgba(255,255,255,.25);border-radius:10px;padding:9px 11px;
  font-family:inherit;font-size:14px;color:#fff;background:transparent;cursor:pointer;
}
.language-selector option{color:var(--txt)}
.nav-cta{white-space:nowrap}
.nav-toggle{display:none;background:transparent;border:1px solid rgba(255,255,255,.25);color:#fff;width:44px;height:44px;border-radius:10px;font-size:18px;cursor:pointer;align-items:center;justify-content:center}

/* ---------- Hero ---------- */
.hero{
  background:linear-gradient(180deg,var(--sky2),#fff);
  padding:60px 0 80px;position:relative;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;top:-120px;right:-80px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(15,181,168,.10),transparent 70%);pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;position:relative}
.pill{
  display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);
  color:var(--blue-d);font-size:13px;font-weight:600;padding:8px 15px;border-radius:30px;margin-bottom:24px;
}
.pill .dot{width:7px;height:7px;border-radius:50%;background:var(--accent)}
.hero h1{font-size:54px;line-height:1.08;font-weight:800;letter-spacing:-1.5px;color:var(--ink);margin-bottom:22px}
.hero h1 .accent{color:var(--blue)}
.hero .lead{font-size:19px;color:var(--muted);max-width:480px;margin-bottom:32px}
.cta-row{display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.checks{display:flex;flex-direction:column;gap:10px;margin-top:30px}
.checks div{display:flex;align-items:center;gap:11px;font-size:15px;font-weight:500;color:var(--txt)}
.checks i{color:var(--accent)}

/* ---------- Calculator card ---------- */
.calc{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-xl);
  padding:32px;box-shadow:var(--shadow-card);
}
.calc-head{display:flex;align-items:center;gap:13px;margin-bottom:6px}
.calc-head .ic{width:42px;height:42px;border-radius:12px;background:var(--sky);color:var(--blue);display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}
.calc-head h3{font-size:21px;font-weight:800;color:var(--ink)}
.calc .note{font-size:13px;color:var(--muted);margin-bottom:20px}

.wizard-progress{display:flex;gap:8px;margin-bottom:22px}
.progress-step{flex:1;height:5px;border-radius:4px;background:var(--line);font-size:0;color:transparent}
.progress-step.active{background:var(--blue)}

.wizard-step{display:none}
.wizard-step.active{display:block}

.form-group{margin-bottom:15px}
.form-group label{display:block;font-size:13px;font-weight:600;color:var(--ink);margin-bottom:7px}
.form-control{
  width:100%;border:1px solid var(--line);border-radius:var(--radius);padding:14px;
  font-size:15px;font-family:inherit;color:var(--txt);background:#fff;transition:.2s;
}
.form-control:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px var(--sky)}
.form-control.error{border-color:var(--danger)!important}
.form-control.error:focus{box-shadow:0 0 0 3px rgba(216,69,59,.12)}

.row2{display:grid;grid-template-columns:1fr 1fr;gap:13px}

/* Area stepper */
.input-group{display:flex;gap:9px}
.input-group .form-control{flex:1;text-align:center}
.input-group .btn{
  width:46px;min-width:46px;padding:0;background:var(--sky2);color:var(--blue);
  border:1px solid var(--line);font-size:20px;font-weight:600;
}
.input-group .btn:hover{background:var(--sky);transform:none}

/* Capacity slider */
.slider-wrap{padding-top:4px}
.slider{
  -webkit-appearance:none;appearance:none;width:100%;height:5px;border-radius:4px;
  background:var(--line);outline:none;margin:8px 0 4px;cursor:pointer;
}
.slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:20px;height:20px;border-radius:50%;background:var(--blue);border:3px solid #fff;box-shadow:0 2px 6px rgba(15,41,66,.25);cursor:pointer}
.slider::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:var(--blue);border:3px solid #fff;box-shadow:0 2px 6px rgba(15,41,66,.25);cursor:pointer}
.slider-value{font-size:13px;font-weight:700;color:var(--blue);margin-top:2px}

/* Phone */
.phone-input-group{display:flex;gap:10px}
.country-code-select{width:42%}
.phone-number{width:58%}
.error-message{margin-top:6px;color:var(--danger);font-size:13px;font-weight:500}

.wizard-navigation{display:flex;justify-content:space-between;gap:12px;margin-top:18px}
.wizard-navigation .btn{flex:1}
.wizard-navigation .back-step{flex:0 0 auto;background:var(--sky);color:var(--blue-d)}
.wizard-navigation .back-step:hover{background:#dceaf6}

/* Result box */
.result-box{
  margin-top:18px;background:var(--ink);color:#fff;border-radius:var(--radius-lg);
  padding:20px 22px;display:flex;justify-content:space-between;align-items:center;gap:12px;
}
.result-label{font-size:13px;opacity:.78;margin-bottom:4px}
.result-value{font-size:34px;font-weight:800;letter-spacing:-1px}
.result-value.blurred{filter:blur(7px);user-select:none}
.result-badge{background:rgba(15,181,168,.2);color:#7defe2;font-size:12px;font-weight:700;padding:7px 12px;border-radius:20px;white-space:nowrap}
.calc .submit-row{margin-top:0}
.guarantee{display:flex;align-items:center;justify-content:center;gap:8px;font-size:12px;color:var(--muted);margin-top:13px}
.guarantee i{color:var(--accent)}
.result-note{font-size:11px;color:var(--muted);margin-top:12px;line-height:1.5}

/* ---------- Generic section ---------- */
.section{padding:96px 0}
.bg-soft{background:var(--bg)}
.bg-ink{background:var(--ink);color:#fff}
.sec-head{text-align:center;max-width:660px;margin:0 auto 56px}
.sec-head .pill{margin-bottom:16px}
.sec-head h2{font-size:40px;font-weight:800;letter-spacing:-1px;color:var(--ink);margin-bottom:14px}
.sec-head p{color:var(--muted);font-size:17px}
.bg-ink .sec-head h2{color:#fff}
.bg-ink .sec-head p{color:rgba(255,255,255,.75)}

/* ---------- Features ---------- */
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feature-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px;transition:.25s}
.feature-card:hover{box-shadow:var(--shadow-soft);transform:translateY(-4px);border-color:#d5e3ee}
.feature-icon{width:52px;height:52px;border-radius:14px;background:var(--sky);color:var(--blue);display:flex;align-items:center;justify-content:center;font-size:21px;margin-bottom:20px}
.feature-card h3{font-size:18px;font-weight:700;color:var(--ink);margin-bottom:9px}
.feature-card p{color:var(--muted);font-size:14.5px}

/* ---------- Testimonials ---------- */
.testimonials-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.testimonial-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px;position:relative}
.testimonial-stars{color:#E0A33E;font-size:15px;margin-bottom:14px}
.testimonial-text{font-size:14.5px;color:var(--txt);margin-bottom:20px;line-height:1.7}
.testimonial-author{display:flex;align-items:center;gap:12px}
.testimonial-author .avatar{width:44px;height:44px;border-radius:50%;background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}
.author-info h4{font-size:15px;font-weight:700;color:var(--ink)}
.author-info p{font-size:13px;color:var(--muted)}

/* ---------- Video ---------- */
.video-container{position:relative;padding-bottom:56.25%;height:0;overflow:hidden;max-width:900px;margin:0 auto;border-radius:var(--radius-lg);box-shadow:var(--shadow-soft)}
.video-container iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:0}

/* ---------- CTA ---------- */
.cta-section{padding:90px 0;text-align:center;position:relative;overflow:hidden}
.cta-section::before{content:"";position:absolute;top:-100px;left:-60px;width:400px;height:400px;border-radius:50%;background:radial-gradient(circle,rgba(15,181,168,.18),transparent 70%)}
.cta-content{position:relative;max-width:680px;margin:0 auto}
.cta-content h2{font-size:38px;font-weight:800;letter-spacing:-1px;margin-bottom:16px}
.cta-content p{font-size:18px;opacity:.82;margin-bottom:30px}

/* ---------- Footer ---------- */
footer{background:var(--ink);color:#fff;padding:64px 0 30px}
.footer-content{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-col h3{font-size:16px;font-weight:700;margin-bottom:16px}
.footer-col p,.footer-col a{color:rgba(255,255,255,.72);font-size:14.5px;text-decoration:none;line-height:1.9}
.footer-col a:hover{color:#fff}
.footer-logo{display:flex;align-items:center;margin-bottom:16px}
.footer-logo-img{height:48px;width:auto;display:block}
.footer-contact-item{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;text-align:center;font-size:13px;color:rgba(255,255,255,.6)}

/* Floating WhatsApp */
.whatsapp-float{
  position:fixed;bottom:22px;right:22px;z-index:80;width:56px;height:56px;border-radius:50%;
  background:#25D366;color:#fff;display:flex;align-items:center;justify-content:center;font-size:26px;
  box-shadow:0 8px 24px rgba(37,211,102,.4);text-decoration:none;transition:.2s;
}
.whatsapp-float:hover{transform:scale(1.08)}

/* ---------- Modals ---------- */
.modal{display:none;position:fixed;inset:0;background:rgba(15,41,66,.55);z-index:1000;justify-content:center;align-items:center;padding:20px}
.modal-content{background:#fff;border-radius:var(--radius-xl);padding:40px;width:100%;max-width:520px;text-align:center;position:relative;animation:modalIn .3s ease}
@keyframes modalIn{from{opacity:0;transform:translateY(-16px)}to{opacity:1;transform:translateY(0)}}
.close-modal{position:absolute;top:16px;right:18px;font-size:26px;line-height:1;cursor:pointer;color:var(--muted)}
.close-modal:hover{color:var(--ink)}
.modal-icon{font-size:52px;color:var(--blue);margin-bottom:18px}
.modal h3{font-size:22px;font-weight:800;color:var(--ink);margin-bottom:12px}
.modal p{color:var(--muted)}
.checkmark-container{display:flex;flex-direction:column;align-items:flex-start;gap:18px;margin:26px auto 6px;max-width:360px}
.checkmark-item{display:flex;align-items:center;gap:12px;opacity:0;animation:fadeCheck .3s ease forwards}
.checkmark-icon{font-size:26px;color:var(--accent);transform:scale(0);animation:popCheck .5s ease forwards}
.checkmark-text{font-size:14.5px;color:var(--txt);text-align:left}
.checkmark-item:nth-child(1),.checkmark-item:nth-child(1) .checkmark-icon{animation-delay:0s}
.checkmark-item:nth-child(2),.checkmark-item:nth-child(2) .checkmark-icon{animation-delay:1s}
.checkmark-item:nth-child(3),.checkmark-item:nth-child(3) .checkmark-icon{animation-delay:2s}
@keyframes fadeCheck{to{opacity:1}}
@keyframes popCheck{0%{transform:scale(0)}60%{transform:scale(1.2)}100%{transform:scale(1)}}

/* ---------- Select2 overrides ---------- */
.select2-container .select2-selection--single{
  height:48px!important;border:1px solid var(--line)!important;border-radius:var(--radius)!important;
  display:flex;align-items:center;padding:0 14px;font-size:15px;
}
.select2-container--default .select2-selection--single .select2-selection__rendered{color:var(--txt);line-height:46px;padding:0}
.select2-container--default .select2-selection--single .select2-selection__arrow{height:46px;right:10px}
.select2-container--default.select2-container--focus .select2-selection--single,
.select2-container--default.select2-container--open .select2-selection--single{border-color:var(--blue)!important;box-shadow:0 0 0 3px var(--sky)}
.select2-dropdown{border-color:var(--line);border-radius:var(--radius);overflow:hidden}
.select2-container--default .select2-results__option--highlighted[aria-selected]{background:var(--blue)}
.select2-search--dropdown .select2-search__field{border:1px solid var(--line);border-radius:8px;padding:8px}

/* ---------- Responsive ---------- */
@media (max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .features-grid,.testimonials-grid{grid-template-columns:repeat(2,1fr)}
  .footer-content{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  /* Menu mobile (hamburger) */
  .nav-toggle{display:inline-flex}
  .nav-menu{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;margin:0;
    background:var(--ink);border-top:1px solid rgba(255,255,255,.10);
    padding:6px 0 14px;display:none;box-shadow:0 18px 34px rgba(15,41,66,.30);
  }
  header.nav-open .nav-menu{display:flex}
  .nav-menu .nav-links{flex-direction:column;gap:0;width:100%}
  .nav-menu .nav-links a{display:block;padding:14px 24px;font-size:16px}
  .nav-menu .nav-right{flex-direction:column;align-items:stretch;gap:12px;padding:14px 24px 0}
  .nav-menu .language-selector{width:100%;padding:12px}
  .nav-menu .nav-cta{width:100%;justify-content:center;padding:15px}

  nav{padding:12px 0}
  .logo-img{height:40px}
  .hero{padding:30px 0 54px}
  .hero h1{font-size:34px;letter-spacing:-1px}
  .hero .lead{font-size:16px}
  .cta-row{width:100%}
  .cta-row .btn{width:100%}
  .calc{padding:22px}
  .sec-head{margin-bottom:38px}
  .sec-head h2,.cta-content h2{font-size:28px}
  .sec-head p{font-size:15px}
  .section{padding:56px 0}
  .features-grid,.testimonials-grid,.footer-content{grid-template-columns:1fr}
  .row2{grid-template-columns:1fr}
  .container{padding:0 18px}
  .modal-content{padding:24px}
  .result-value{font-size:30px}
  .whatsapp-float{width:54px;height:54px;font-size:25px;bottom:16px;right:16px}
}
@media (max-width:400px){
  .hero h1{font-size:29px}
  .calc{padding:18px}
  .calc-head h3{font-size:19px}
  .result-box{padding:16px}
  .result-value{font-size:26px}
  .estimate-card .value{font-size:30px}
  .container{padding:0 14px}
}