:root{
  --deep:#062f37;
  --deep-2:#031f27;
  --deep-3:#02171e;
  --petrol:#083b43;
  --fog:#cbd9d7;
  --greige:#d5d3cc;
  --form:#dce3df;
  --text:#183036;
  --cyan:#25bcc2;
  --cyan-deep:#0697a1;
  --line-dark:rgba(13,59,67,.14);
  --line-light:rgba(255,255,255,.12);
  --muted-dark:#557177;
  --content-max:1240px;
  --content-gutter:clamp(22px,4vw,52px);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--deep-3);overflow-x:hidden}
body{margin:0;background:var(--deep-3);color:var(--text);font-family:"Aptos","Segoe UI","Helvetica Neue",Arial,sans-serif;font-size:16.5px;line-height:1.62;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
.page-shell{width:100%;max-width:none;margin:0;border-radius:0;box-shadow:none;overflow-x:hidden;background:var(--deep-3)}
.content-container{width:min(calc(100% - (2 * var(--content-gutter))),var(--content-max));margin-inline:auto}
.ico,.icon svg,.line-icon svg,.solution span svg,.trust-grid span svg,.diff-icon svg,.message-icon svg{width:1em;height:1em;display:block;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.dark-surface{color:#edf7f6;background:var(--deep-3)}
.light-surface{background:linear-gradient(90deg,#c7d6d4 0%,#d3d8d3 58%,#cbd8d4 100%);color:var(--text)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:12px;top:12px;z-index:100;padding:10px 14px;background:#25bcc2;color:#02171e;font-weight:700;border-radius:4px;transform:translateY(-160%);transition:transform .15s ease;clip-path:inset(50%)}
.skip-link:focus,.skip-link:focus-visible{transform:translateY(0);clip-path:none;outline:2px solid #efffff;outline-offset:2px}

.site-header{background:rgba(2,26,33,.96);border-bottom:1px solid rgba(255,255,255,.06);position:relative;z-index:20}
.header-bar{height:76px;display:grid;grid-template-columns:minmax(220px,260px) 1fr auto;gap:26px;align-items:center}
.brand{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:700;letter-spacing:-.02em;font-size:25px;white-space:nowrap}
.mini-wave{display:inline-flex;align-items:center;gap:2px;height:24px;opacity:.82}
.mini-wave i{display:block;width:2px;background:#7ea7aa;border-radius:9px}
.mini-wave i:nth-child(1){height:6px}.mini-wave i:nth-child(2){height:11px}.mini-wave i:nth-child(3){height:18px}.mini-wave i:nth-child(4){height:23px}.mini-wave i:nth-child(5){height:16px}.mini-wave i:nth-child(6){height:10px}.mini-wave i:nth-child(7){height:5px}
.site-logo{display:inline-flex;align-items:center;max-width:100%;line-height:0;text-decoration:none}
.site-logo img,.site-logo__img{display:block;width:auto;height:auto;max-height:42px;max-width:min(220px,100%);object-fit:contain}
.site-header .site-logo img,.site-header .site-logo__img{max-height:50px;max-width:min(260px,100%);width:auto;height:auto;object-fit:contain}
.footer-brand .site-logo img,.footer-brand-block .site-logo img,.site-footer .site-logo img{max-height:36px}
.desktop-nav{display:flex;align-items:center;justify-content:center;gap:24px;color:#e4efee;font-size:14.5px;font-weight:550}
.desktop-nav a{opacity:.92;transition:.2s}
.desktop-nav a:hover,.desktop-nav a:focus-visible{color:#fff;opacity:1}
.header-cta,.btn-primary,.submit-btn{background:linear-gradient(180deg,#0fb5be,#0796a0);color:#efffff;border:1px solid rgba(71,214,221,.7);box-shadow:inset 0 1px rgba(255,255,255,.16);border-radius:5px}
.header-cta{padding:12px 22px;font-size:15px;font-weight:700;min-width:172px;text-align:center}
.header-cta span,.btn span,.submit-btn span{margin-left:10px}
.menu-toggle,.mobile-nav{display:none}

.hero{min-height:520px;position:relative;isolation:isolate;overflow:hidden}
.hero-photo{position:absolute;inset:0 0 0 38%;background:url('../img/editorial/01_conferencia_corporativa_santiago.webp') center/cover no-repeat;background-position:62% center;z-index:-3}
.hero-photo:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(2,23,30,.56),rgba(2,23,30,.02) 46%,rgba(2,23,30,.08))}
.hero-shade{position:absolute;inset:0;z-index:-2;background:linear-gradient(90deg,#02171e 0%,rgba(2,23,30,.98) 20%,rgba(2,23,30,.77) 42%,rgba(2,23,30,.08) 69%,rgba(2,23,30,.08) 100%)}
.hero-layout{position:relative;z-index:2;padding:56px 0 64px}
.hero-content{width:min(100%,560px)}
.eyebrow{color:#12c0c8;font-size:13px;font-weight:800;letter-spacing:.04em;margin:0 0 18px}
.hero h1{font-size:46px;line-height:1.12;letter-spacing:-.035em;margin:0 0 20px;font-weight:670}
.hero-copy{font-size:16.5px;line-height:1.65;color:#d9e4e3;max-width:42ch;margin:0 0 32px}
.hero-actions{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;height:50px;padding:0 26px;font-size:15px;font-weight:700;border-radius:5px}
.btn-primary{min-width:200px}
.btn-secondary{min-width:188px;border:1px solid rgba(191,217,218,.52);color:#eef7f7;background:rgba(5,37,44,.35)}
.play{width:21px;height:21px;border:1px solid rgba(255,255,255,.65);border-radius:50%;display:inline-grid;place-items:center;font-size:17px;line-height:1}
.waveform{background-image:linear-gradient(90deg,transparent 0 1%,rgba(18,186,196,.58) 1.2% 1.7%,transparent 1.9% 3.8%,rgba(18,186,196,.78) 4% 4.45%,transparent 4.7% 6.6%,rgba(18,186,196,.55) 6.8% 7.15%,transparent 7.4% 9.2%);background-size:78px 100%;mask-image:linear-gradient(180deg,transparent 0%,#000 24%,#000 76%,transparent 100%)}
.hero-wave{position:absolute;left:max(var(--content-gutter),calc((100% - var(--content-max)) / 2 + 42%));bottom:36px;width:240px;height:80px;opacity:.55;pointer-events:none}

/* Knowledge + controlled handoff visual */
.knowledge{position:relative;overflow:hidden}
.knowledge-stage{position:relative;min-height:400px;border-bottom:1px solid var(--line-dark);isolation:isolate}
.knowledge-main{position:relative;z-index:2;display:grid;grid-template-columns:minmax(260px,300px) minmax(0,1fr);padding-right:clamp(220px,34%,460px)}
.intro-block{padding:48px 32px 40px 0;border-right:1px solid var(--line-dark)}
.intro-block h2,.section-lead h2,.conversion-message h2,.footer-intro h2{margin:0;letter-spacing:-.03em}
.intro-block h2{font-size:32px;line-height:1.18;font-weight:720}
.intro-block p{font-size:16.5px;line-height:1.65;margin:18px 0 0;max-width:32ch}
.input-output{display:grid;grid-template-columns:1fr 48px 1fr;gap:16px;padding:44px 8px 36px 28px;align-items:center}
.io-column h3{font-size:15.5px;margin:0 0 22px;font-weight:700}
.icon-list{list-style:none;padding:0;margin:0;display:grid;gap:18px}
.icon-list li{display:flex;align-items:center;gap:12px;font-size:15.5px;font-weight:600;line-height:1.4}
.icon-list .icon{display:inline-grid;width:22px;height:22px;place-items:center;color:#0a5962;font-size:20px;flex-shrink:0}
.io-arrow{width:48px;height:48px;border-radius:50%;background:#0fa9b2;color:#efffff;display:grid;place-items:center;font-size:26px;justify-self:center;box-shadow:0 2px 0 rgba(0,0,0,.05)}
.handoff-visual{position:absolute;top:0;right:0;bottom:0;width:min(42vw,540px);z-index:1;overflow:hidden;pointer-events:none}
.handoff-visual:before{content:"";position:absolute;inset:0;z-index:2;pointer-events:none;background:linear-gradient(90deg,#c7d6d4 0%,rgba(199,214,212,.82) 8%,rgba(199,214,212,.35) 24%,rgba(199,214,212,.06) 42%,rgba(199,214,212,0) 58%)}
.handoff-visual--atmosphere{
  background:
    radial-gradient(ellipse at 72% 40%,rgba(37,188,194,.18),transparent 52%),
    linear-gradient(145deg,rgba(8,59,67,.12) 0%,rgba(199,214,212,.35) 48%,rgba(199,214,212,.55) 100%);
}
.handoff-wave{position:absolute;right:8%;bottom:18%;width:min(70%,280px);height:88px;opacity:.42;z-index:1}
.handoff-img{display:block;width:100%;height:100%;object-fit:cover;object-position:68% center}

.event-types{display:grid;grid-template-columns:minmax(220px,260px) 1fr;align-items:stretch;min-height:188px}
.section-lead{padding:36px 28px 32px 0}
.section-lead h2{font-size:26px;line-height:1.18;font-weight:720;margin-bottom:12px}
.section-lead p{font-size:15.5px;line-height:1.6;margin:0;max-width:28ch}
.event-grid{display:grid;grid-template-columns:repeat(6,1fr);align-items:stretch}
.event-item{border-left:1px solid var(--line-dark);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:14px;padding:28px 10px;font-size:14.5px;line-height:1.35;font-weight:650}
.line-icon{display:inline-grid;place-items:center;width:1em;height:1em;font-size:28px;color:#0b6c74;line-height:1}
.event-item:first-child .line-icon{color:#0baab3}

.dark-chapter{position:relative;isolation:isolate;overflow:hidden;background:radial-gradient(circle at 70% 50%,rgba(8,73,83,.16),transparent 34%),linear-gradient(180deg,#031d24 0%,#021a21 100%)}
.dark-atmosphere{position:absolute;inset:0;z-index:0;pointer-events:none;opacity:.14;background:url('../img/form-wave-bg-02.webp') right center / cover no-repeat;mix-blend-mode:soft-light}
.dark-chapter > .content-container{position:relative;z-index:1}
.dark-row{display:grid;grid-template-columns:minmax(220px,260px) 1fr;gap:32px 40px;padding:64px 0;border-bottom:1px solid var(--line-light);position:relative;align-items:center}
.dark-row:last-child{border-bottom:none;padding-bottom:72px}
.section-lead.inverted{color:#eef6f5;padding:0}
.section-lead.inverted p{color:#c1d1d0;max-width:28ch}
.solution-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px 16px;align-items:start}
.solution{text-align:center;color:#dbe6e5;font-size:15.5px;line-height:1.5}
.solution span{width:44px;height:44px;border:1px solid rgba(91,178,185,.45);border-radius:50%;display:grid;place-items:center;margin:0 auto 16px;color:#7db8bd;font-size:20px}
.solution p{margin:0 auto;max-width:16ch}

.dark-row.process{grid-template-columns:minmax(220px,260px) minmax(0,1fr) minmax(180px,220px);align-items:stretch}
.process-grid{list-style:none;padding:8px 8px 8px 0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:12px;align-items:start;position:relative;counter-reset:sev-step}
.process-grid:before{content:"";position:absolute;left:24px;right:24px;top:28px;height:1px;background:linear-gradient(90deg,rgba(37,188,194,.55),rgba(255,255,255,.12))}
.process-grid li{text-align:center;position:relative;color:#dbe6e5;font-size:15.5px;line-height:1.5;counter-increment:sev-step}
.process-grid li:before{content:counter(sev-step,decimal-leading-zero);display:grid;place-items:center;margin:0 auto 18px;width:44px;height:44px;border:1px solid rgba(206,231,231,.72);border-radius:50%;font-size:13px;letter-spacing:.06em;background:#031c23;position:relative;z-index:2;font-weight:650}
.process-grid p{margin:0 auto;max-width:17ch}
.process-photo{background:linear-gradient(145deg,#031c23 0%,#0a3a42 55%,#083038 100%);position:relative;min-height:180px;align-self:stretch}
.process-photo:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#031c23 0%,rgba(3,28,35,.16) 50%,rgba(3,28,35,.08))}

/* Escala: ascending plates + growth cue from first plate */
.scale-ladder{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;align-items:end;padding:28px 0 10px;position:relative}
.scale-growth{position:absolute;left:0;right:0;top:10px;height:2px;border-radius:2px;background:linear-gradient(90deg,rgba(37,188,194,.28) 0%,rgba(37,188,194,.55) 35%,rgba(37,188,194,.82) 70%,#25bcc2 100%);z-index:0}
.scale-growth:before{content:"";position:absolute;left:0;top:50%;width:8px;height:8px;border:2px solid rgba(37,188,194,.7);border-radius:50%;background:#031c23;transform:translate(-25%,-50%)}
.scale-growth:after{content:"";position:absolute;right:0;top:50%;width:0;height:0;border-top:5px solid transparent;border-bottom:5px solid transparent;border-left:8px solid #25bcc2;transform:translateY(-50%)}
.scale-plate{position:relative;z-index:1;display:flex;flex-direction:column;background:linear-gradient(180deg,rgba(37,188,194,.1),rgba(255,255,255,.035));border:1px solid rgba(185,214,216,.18);border-top-width:3px;padding:22px 18px 18px;min-height:148px}
.scale-plate[data-step="1"]{min-height:132px;border-top-color:rgba(37,188,194,.38)}
.scale-plate[data-step="2"]{min-height:152px;border-top-color:rgba(37,188,194,.52)}
.scale-plate[data-step="3"]{min-height:172px;border-top-color:rgba(37,188,194,.72)}
.scale-plate[data-step="4"]{min-height:192px;border-top-color:#25bcc2;background:linear-gradient(180deg,rgba(37,188,194,.16),rgba(255,255,255,.04))}
.scale-step{display:block;font-size:12px;letter-spacing:.12em;color:#7db8bd;font-weight:700;margin-bottom:12px}
.scale-plate strong{display:block;font-size:16.5px;color:#f1f7f7;margin-bottom:10px;line-height:1.25}
.scale-plate p{margin:0 0 14px;color:#b6c8c8;font-size:14.5px;line-height:1.55;flex:1}
.scale-bar{display:block;height:4px;width:100%;border-radius:2px;background:rgba(37,188,194,.22);margin-top:auto}
.scale-plate[data-step="1"] .scale-bar{width:28%;background:rgba(37,188,194,.4)}
.scale-plate[data-step="2"] .scale-bar{width:52%;background:rgba(37,188,194,.55)}
.scale-plate[data-step="3"] .scale-bar{width:74%;background:rgba(37,188,194,.72)}
.scale-plate[data-step="4"] .scale-bar{width:100%;background:#25bcc2}

.trust{background:linear-gradient(90deg,#c6d5d3 0%,#d4d6d0 62%,#cad7d4 100%)}
.trust-row{display:grid;grid-template-columns:minmax(220px,260px) 1fr;gap:24px 28px;padding:40px 0;border-bottom:1px solid var(--line-dark);align-items:start}
.trust-grid{display:grid;align-items:stretch}
.trust-grid.three{grid-template-columns:repeat(3,1fr)}
.trust-grid>div{display:flex;align-items:center;justify-content:flex-start;gap:16px;text-align:left;padding:20px 16px;border-left:1px solid rgba(13,59,67,.08);font-size:15.5px;line-height:1.4}
.trust-grid span{width:28px;height:28px;margin:0;border-radius:0;border:none;font-size:26px;color:#356c72;display:grid;place-items:center;flex-shrink:0}
.trust-grid strong{font-weight:700;max-width:14em}
.trust-grid small{font-size:13.5px;font-weight:600;display:block;margin-top:5px;color:#4d6a6f}
.complements{padding-top:32px;padding-bottom:32px}

/* Diferenciales: editorial plates */
.diff-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
.diff-plate{display:flex;flex-direction:column;align-items:flex-start;gap:10px;padding:22px 16px 20px;background:rgba(255,255,255,.58);border:1px solid rgba(13,59,67,.08);border-top:2px solid rgba(11,108,116,.4);min-height:172px}
.diff-icon{width:28px;height:28px;font-size:26px;color:#0b6c74;display:grid;place-items:center}
.diff-plate strong{font-size:15.5px;line-height:1.3;font-weight:720;color:var(--text);max-width:14em}
.diff-plate p{margin:0;font-size:14px;line-height:1.5;color:#3f5b61;max-width:18em}

.faq-row{grid-template-columns:minmax(220px,28%) minmax(0,1fr);gap:28px 40px;align-items:start;padding:40px 0 48px;border-bottom:none;min-height:0}
.faq-lead .section-lead{padding:10px 8px 0 0}
.faq-lead .section-lead p{max-width:28ch}
.faq-list{padding:0}
.faq-list details{border-bottom:1px solid rgba(13,59,67,.22)}
.faq-list details:first-child{border-top:1px solid rgba(13,59,67,.22)}
.faq-list summary{list-style:none;cursor:pointer;min-height:58px;display:flex;align-items:center;padding:16px 40px 16px 0;font-size:16px;font-weight:650;line-height:1.4;position:relative}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary:after{content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);font-size:22px;font-weight:400;color:#183036}
.faq-list details[open] summary:after{content:"−"}
.faq-list p{font-size:15px;line-height:1.6;margin:0 40px 16px 0;color:#445f64;max-width:62ch}

/* Form polish + wave atmosphere */
.conversion{background:linear-gradient(180deg,#031c23,#021820);padding:52px 0 56px;position:relative;overflow:hidden}
.conversion-atmosphere{position:absolute;inset:0;z-index:0;pointer-events:none;background:
  linear-gradient(105deg,rgba(2,24,32,.9) 0%,rgba(2,24,32,.72) 36%,rgba(2,24,32,.42) 64%,rgba(2,24,32,.62) 100%),
  url('../img/form-wave-bg-01.webp') 72% center / cover no-repeat;
  opacity:1}
.conversion-inner{position:relative;z-index:1;display:grid;grid-template-columns:minmax(260px,36%) minmax(0,1fr);gap:36px 48px;align-items:center}
.conversion-message{display:grid;grid-template-columns:48px 1fr;gap:16px;position:relative;padding:8px 8px 8px 0;align-items:start}
.message-icon{width:48px;height:48px;border:2px solid #12b6bf;border-radius:6px;display:grid;place-items:center;color:#12b6bf;font-size:26px;background:rgba(18,182,191,.08)}
.conversion-message h2{font-size:30px;line-height:1.12;font-weight:650}
.conversion-message p{font-size:16.5px;line-height:1.65;color:#d2e0e0;margin:14px 0 0;max-width:34ch}
.quote-form{background:linear-gradient(180deg,#e4ebe7,#d5e0dc);border:1px solid rgba(100,153,154,.45);padding:22px 20px 18px;border-radius:6px;box-shadow:0 14px 32px rgba(0,0,0,.18);z-index:2;position:relative}
.quote-form:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,#25bcc2,#0697a1);border-radius:6px 0 0 6px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px 10px}
.field{display:flex;flex-direction:column;gap:6px}
.field-label{font-size:13px;font-weight:700;letter-spacing:.02em;color:#1d3a40}
.form-grid input,.form-grid select,.form-grid textarea{width:100%;border:1px solid rgba(45,78,84,.22);background:#f3f6f4;height:48px;border-radius:4px;padding:0 14px;color:#14282d;font-size:15.5px;outline:none;transition:border-color .15s,box-shadow .15s,background .15s}
.form-grid textarea{height:96px;padding-top:12px;resize:vertical;line-height:1.5}
.form-grid .wide{grid-column:1/-1}
.form-grid input::placeholder,.form-grid textarea::placeholder{color:#5a7378;opacity:1}
.form-grid input:focus,.form-grid select:focus,.form-grid textarea:focus{border-color:#0fa9b2;box-shadow:0 0 0 3px rgba(37,188,194,.18);background:#fff}
.submit-btn{width:100%;height:50px;border-radius:4px;font-size:15.5px;font-weight:700;margin-top:12px;cursor:pointer}

.site-footer{padding:36px 0 18px;background:#021820;border-top:1px solid rgba(255,255,255,.07)}
.footer-inner{display:grid;grid-template-columns:minmax(220px,280px) max-content auto;column-gap:56px;align-items:start}
.footer-intro{display:grid;grid-template-columns:44px 1fr;gap:14px;align-items:start}
.footer-icon{width:44px;height:44px;border:1px solid #10b3bd;border-radius:4px;background:url('../img/form-wave-bg-02.webp') center / cover no-repeat;opacity:.9}
.footer-intro h2{font-size:22px;line-height:1.2;font-weight:580}
.footer-links{display:grid;grid-template-columns:auto auto;gap:48px}
.footer-links h3{font-size:11px;letter-spacing:.08em;color:#93aaad;margin:0 0 10px}
.footer-links a{display:block;color:#c5d4d5;font-size:14px;line-height:1.65}
.footer-brand{justify-self:end}
.footer-brand .brand{font-size:20px;margin-top:2px}
.footer-bottom{grid-column:1/-1;border-top:1px solid rgba(255,255,255,.07);margin-top:22px;padding-top:14px;display:flex;justify-content:space-between;color:#81999c;font-size:12.5px}

@media (max-width:1180px){
  .header-bar{grid-template-columns:minmax(200px,250px) 1fr auto;gap:16px}
  .brand{font-size:22px}
  .site-header .site-logo img,.site-header .site-logo__img{max-height:48px;max-width:min(240px,100%)}
  .desktop-nav{gap:14px;font-size:13.5px}
  .hero h1{font-size:40px}
  .knowledge-stage{min-height:360px}
  .knowledge-main{grid-template-columns:minmax(230px,260px) 1fr;padding-right:clamp(200px,32%,420px)}
  .handoff-visual{width:min(40vw,460px)}
  .dark-row,.event-types,.trust-row{grid-template-columns:minmax(200px,230px) 1fr}
  .dark-row.process{grid-template-columns:minmax(200px,230px) minmax(0,1fr) minmax(150px,180px)}
  .diff-grid{grid-template-columns:repeat(3,1fr)}
  .conversion-inner{gap:36px}
  .footer-inner{grid-template-columns:minmax(200px,240px) max-content auto;gap:32px}
}

@media (max-width:900px){
  .header-bar{height:68px;grid-template-columns:1fr auto auto}
  .desktop-nav{display:none}
  .header-cta{min-width:auto;padding:11px 14px;font-size:14px}
  .menu-toggle{display:grid;width:40px;height:40px;border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.04);border-radius:5px;place-content:center;gap:5px;cursor:pointer}
  .menu-toggle span{width:18px;height:2px;background:#e8f4f3;border-radius:1px;transition:.2s}
  .menu-toggle[aria-expanded="true"]{border-color:#25bcc2;background:rgba(37,188,194,.12)}
  .menu-toggle[aria-expanded="true"] span:first-child{transform:translateY(3.5px) rotate(45deg)}
  .menu-toggle[aria-expanded="true"] span:last-child{transform:translateY(-3.5px) rotate(-45deg)}
  .mobile-nav{position:absolute;left:0;right:0;top:68px;background:#021820;padding:18px 0 24px;border-top:1px solid rgba(37,188,194,.28);display:none;box-shadow:0 18px 28px rgba(0,0,0,.35)}
  .mobile-nav.open{display:block}
  .mobile-nav-inner{display:grid;grid-template-columns:1fr;gap:4px}
  .mobile-nav a{display:block;color:#eef7f6;font-size:16.5px;font-weight:600;line-height:1.35;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.08)}
  .mobile-nav a:hover,.mobile-nav a:focus-visible{color:#7de0e6}
  .mobile-nav-cta{margin-top:10px;border-bottom:none!important;text-align:center;background:linear-gradient(180deg,#0fb5be,#0796a0);color:#efffff!important;padding:14px 16px!important;border-radius:5px;font-weight:700}
  .hero{min-height:460px}
  .hero-photo{left:28%}
  .hero-content{width:min(100%,420px)}
  .hero h1{font-size:36px}
  .hero-copy{font-size:16.5px}
  .knowledge-stage{min-height:auto;display:flex;flex-direction:column}
  .knowledge-main{width:min(calc(100% - (2 * var(--content-gutter))),var(--content-max));margin-inline:auto;padding-right:0;grid-template-columns:minmax(200px,240px) 1fr}
  .handoff-visual{position:relative;width:100%;height:auto;aspect-ratio:16/9;max-height:220px;order:3;inset:auto}
  .handoff-visual:before{background:linear-gradient(180deg,rgba(199,214,212,.88) 0%,rgba(199,214,212,.22) 28%,transparent 52%)}
  .handoff-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 38%}
  .intro-block{padding:36px 20px 32px 0}
  .intro-block h2{font-size:28px}
  .input-output{padding-inline:18px;grid-template-columns:1fr 40px 1fr}
  .event-grid{grid-template-columns:repeat(3,1fr)}
  .event-item{min-height:108px}
  .solution-grid{grid-template-columns:repeat(3,1fr);gap:28px 16px}
  .dark-row.process{grid-template-columns:minmax(200px,230px) 1fr}
  .process-photo{display:none}
  .process-grid{grid-template-columns:1fr 1fr;gap:28px 12px;padding:8px 0}
  .process-grid:before{display:none}
  .scale-ladder{grid-template-columns:1fr 1fr;gap:12px;align-items:stretch;padding-top:24px}
  .scale-growth{top:8px}
  .scale-plate,.scale-plate[data-step]{min-height:140px}
  .conversion-inner{grid-template-columns:1fr;gap:24px}
  .conversion-message{padding-bottom:8px}
  .conversion-atmosphere{background:
    linear-gradient(180deg,rgba(2,24,32,.88) 0%,rgba(2,24,32,.62) 45%,rgba(2,24,32,.78) 100%),
    url('../img/form-wave-bg-01.webp') center 28% / cover no-repeat}
  .diff-grid{grid-template-columns:repeat(2,1fr)}
  .faq-row{grid-template-columns:1fr;gap:20px;padding-top:36px}
  .footer-inner{grid-template-columns:minmax(200px,240px) 1fr}
  .footer-brand{display:none}
}

@media (max-width:680px){
  .editorial-visual img{max-height:240px}
  :root{--content-gutter:20px}
  .header-bar{height:62px;gap:8px}
  .brand{font-size:20px}
  .site-header .mini-wave{display:none}
  .site-header .site-logo img,.site-header .site-logo__img{max-height:37px;max-width:min(210px,54vw)}
  .header-cta{font-size:0;width:42px;height:38px;padding:0}
  .header-cta:before{content:"→";font-size:20px}
  .header-cta span{display:none}
  .menu-toggle{width:40px;height:38px}
  .mobile-nav{top:62px}
  .mobile-nav a{font-size:17px;padding:14px 0}
  .hero{min-height:640px;display:flex;align-items:flex-start}
  .hero-photo{left:0;top:auto;height:260px;bottom:0;background-position:58% 30%}
  .hero-photo:after{background:linear-gradient(180deg,#031b22 0%,rgba(3,27,34,.15) 42%,rgba(3,27,34,.08))}
  .hero-shade{background:linear-gradient(180deg,#02171e 0%,#02171e 53%,rgba(2,23,30,.55) 72%,rgba(2,23,30,.08) 100%)}
  .hero-layout{width:100%;padding:32px 0 24px}
  .hero-content{width:100%}
  .eyebrow{font-size:12px;margin-bottom:14px}
  .hero h1{font-size:34px;line-height:1.12;max-width:16ch;margin-bottom:14px}
  .hero h1 br{display:none}
  .hero-copy{font-size:16.5px;line-height:1.6;max-width:38ch;margin-bottom:22px}
  .hero-actions{gap:10px}
  .btn{height:46px;padding:0 16px;font-size:14.5px}
  .btn-primary,.btn-secondary{min-width:0}
  .hero-wave{left:var(--content-gutter);bottom:48px;width:150px;height:52px}
  .knowledge-main{grid-template-columns:1fr;min-height:auto}
  .intro-block{padding:32px 0 24px;border-right:none;border-bottom:1px solid var(--line-dark)}
  .intro-block h2{font-size:28px}
  .intro-block h2 br,.intro-block p br{display:none}
  .intro-block p{font-size:16.5px;margin-top:14px;max-width:42ch}
  .input-output{grid-template-columns:1fr;gap:4px;padding:24px 0 8px;justify-items:stretch}
  .io-column{width:100%;padding:4px 0 8px}
  .io-column.resolve{border-top:1px solid var(--line-dark);padding-top:20px;margin-top:4px}
  .io-column h3{font-size:15.5px;margin-bottom:16px}
  .icon-list{gap:16px}
  .icon-list li{font-size:15.5px;gap:14px}
  .io-arrow{width:40px;height:40px;font-size:22px;transform:rotate(90deg);margin:10px auto 14px}
  .handoff-visual{max-height:180px}
  .event-types{display:block;padding:0}
  .event-types .section-lead,.dark-row .section-lead,.trust-row .section-lead,.faq-lead .section-lead{padding:28px 0 16px}
  .section-lead h2{font-size:24px}
  .section-lead p{font-size:15.5px;max-width:38ch}
  .event-grid{grid-template-columns:repeat(2,1fr);border-top:1px solid var(--line-dark)}
  .event-item{min-height:116px;border-left:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark);font-size:15px;padding:28px 12px;gap:16px}
  .event-item:nth-child(odd){border-left:none}
  .line-icon{font-size:28px}
  .dark-row,.dark-row.process,.trust-row,.faq-row{display:block;padding:8px 0 28px}
  .dark-row.solves,.dark-row.process,.dark-row.scale{padding:24px 0 40px}
  .solution-grid{grid-template-columns:repeat(2,1fr);padding:0;gap:0}
  .solution{min-height:132px;display:flex;flex-direction:column;justify-content:center;border-top:1px solid rgba(255,255,255,.08);font-size:15.5px;padding:22px 10px;line-height:1.5}
  .solution:nth-child(odd){border-right:1px solid rgba(255,255,255,.08)}
  .solution:last-child{grid-column:1/-1}
  .solution span{margin-bottom:14px}
  .solution p{max-width:18ch}
  .process-grid{grid-template-columns:1fr 1fr;padding:0;gap:0}
  .process-grid:before{display:none}
  .process-grid li{min-height:128px;display:flex;flex-direction:column;justify-content:center;border-top:1px solid rgba(255,255,255,.08);padding:22px 12px;font-size:15.5px;line-height:1.5}
  .process-grid li:nth-child(odd){border-right:1px solid rgba(255,255,255,.08)}
  .process-grid li:before{margin-bottom:14px}
  .process-grid p{max-width:18ch}
  .scale-ladder{grid-template-columns:1fr;gap:10px;padding-top:20px}
  .scale-growth{display:none}
  .scale-plate,.scale-plate[data-step]{min-height:0;padding:18px 16px}
  .scale-plate strong{font-size:15.5px}
  .scale-plate p{font-size:14.5px}
  .scale-plate[data-step="1"] .scale-bar{width:28%;opacity:1}
  .scale-plate[data-step="2"] .scale-bar{width:52%;opacity:1}
  .scale-plate[data-step="3"] .scale-bar{width:74%;opacity:1}
  .scale-plate[data-step="4"] .scale-bar{width:100%;opacity:1}
  .diff-grid{grid-template-columns:1fr 1fr;gap:10px}
  .diff-plate{min-height:0;padding:18px 14px}
  .diff-plate strong{font-size:15px}
  .diff-plate p{font-size:13.5px}
  .trust-grid.three{grid-template-columns:1fr}
  .trust-grid>div{min-height:92px;border-top:1px solid rgba(13,59,67,.1);border-left:none;padding:18px 8px;justify-content:flex-start;font-size:15.5px;gap:14px}
  .trust-grid>div:nth-child(odd){border-right:1px solid rgba(13,59,67,.1)}
  .trust-grid.three>div{border-right:none;min-height:76px;padding:16px 4px}
  .trust-grid.three>div:nth-child(odd){border-right:none}
  .trust-grid.three>div:last-child{grid-column:auto}
  .faq-list summary{font-size:15.5px;min-height:52px;padding:14px 36px 14px 0}
  .faq-list p{font-size:15px;line-height:1.6;margin:0 0 16px;padding-bottom:2px}
  .conversion{padding:32px 0 48px}
  .conversion-inner{display:block}
  .conversion-message{padding:4px 0 28px;grid-template-columns:44px 1fr}
  .message-icon{width:44px;height:44px}
  .conversion-message h2{font-size:26px}
  .conversion-message h2 br{display:none}
  .conversion-message p{max-width:42ch;font-size:16.5px}
  .quote-form{padding:16px 14px 14px;border-width:1px}
  .form-grid{grid-template-columns:1fr}
  .form-grid input,.form-grid select{height:48px;font-size:16px}
  .form-grid textarea{height:100px;font-size:16px}
  .field-label{font-size:13.5px}
  .submit-btn{height:50px;font-size:16px}
  .site-footer{padding:36px 0 20px}
  .footer-inner{display:block}
  .footer-intro{grid-template-columns:42px 1fr}
  .footer-icon{width:42px;height:42px}
  .footer-intro h2{font-size:22px}
  .footer-intro h2 br{display:none}
  .footer-links{grid-template-columns:1fr 1fr;gap:28px;margin-top:24px}
  .footer-links h3{font-size:12px}
  .footer-links a{font-size:14.5px}
  .footer-bottom{font-size:12px;gap:12px;flex-direction:column;margin-top:22px}
  .footer-brand{display:block;margin-top:28px;justify-self:start}
  .footer-brand .brand{font-size:20px}
  .footer-brand .mini-wave{display:inline-flex}
}

@media (max-width:390px){
  :root{--content-gutter:18px}
  .hero h1{font-size:32px}
  .diff-grid{grid-template-columns:1fr}
}
@media (max-width:360px){
  .header-bar{gap:6px}
  .brand{font-size:18px}
  .site-header .site-logo img,.site-header .site-logo__img{max-height:36px;max-width:min(188px,50vw)}
  .hero{min-height:660px}
  .hero h1{font-size:30px}
  .hero-actions{display:grid;grid-template-columns:1fr 1fr}
  .btn{padding-inline:8px;font-size:13px}
  .footer-links{grid-template-columns:1fr;gap:20px}
}

/* Production form contract helpers (SEV-16B preserve) */
.trust-grid a{display:flex;align-items:center;gap:16px;color:inherit;text-decoration:none;width:100%}
.quote-form{position:relative}
.hp-field{position:absolute!important;left:-10000px;width:1px;height:1px;overflow:hidden}
.form-status{margin:10px 0 0;min-height:1.15em;font-size:14px;line-height:1.4;color:#9b2c2c}
.form-status:empty{display:none}
.field-error{margin:4px 0 0;font-size:12.5px;line-height:1.35;color:#9b2c2c}
.form-grid .is-invalid{border-color:#9b2c2c}
.quote-form.is-submitting{pointer-events:none}

/* SEV-18A content extensions */
.hero-lead{margin:0 0 14px;font-size:22px;line-height:1.35;font-weight:650;color:#e8f6f5;max-width:28ch}
.hero-support{margin:22px 0 0;color:#9eb8bb;font-size:13.5px;line-height:1.55;max-width:42ch}
.hero-trust{margin:10px 0 0;color:#7db8bd;font-size:13px;font-weight:650;letter-spacing:.02em}
.chapter{padding:56px 0 60px}
.chapter-intro{max-width:62ch;margin-bottom:28px}
.chapter-intro h2,.prose-block h2,.dual-prose h2,.reserve-box h2{margin:0 0 14px;letter-spacing:-.03em;font-size:28px;line-height:1.2;font-weight:720}
.chapter-intro.inverted h2,.prose-block h2{color:#eef6f5}
.lede{margin:0;font-size:16.5px;line-height:1.65;color:#3f5b61;max-width:58ch}
.eyebrow.dark{color:#0b6c74}
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.topic-card{padding:22px 18px 20px;background:rgba(255,255,255,.55);border:1px solid rgba(13,59,67,.08);border-top:2px solid rgba(11,108,116,.4)}
.topic-card h3{margin:0 0 10px;font-size:16px;line-height:1.3;font-weight:720;color:var(--text)}
.topic-card h3 a{color:inherit;text-decoration:none}
.topic-card h3 a:hover,.topic-card h3 a:focus-visible{color:#0a5962;text-decoration:underline;text-underline-offset:3px}
.topic-card p{margin:0;font-size:14.5px;line-height:1.55;color:#3f5b61}
.chapter-cta{margin:28px 0 0}
.text-cta{display:inline-flex;align-items:center;gap:8px;color:#0a5962;font-weight:700;font-size:15.5px}
.text-cta:hover{color:#067a84}
.btn{display:inline-flex;align-items:center;justify-content:center;height:46px;padding:0 18px;font-size:14.5px;font-weight:700}
.knowledge-main--prose{grid-template-columns:1fr;padding-right:clamp(220px,34%,460px)}
.intro-block--wide{border-right:none;padding:48px 28px 40px 0;max-width:54ch}
.intro-block--wide h2{font-size:30px;max-width:18ch}
.intro-block--wide p{max-width:48ch;margin:14px 0 0}
.callout{padding:12px 14px;background:rgba(255,255,255,.45);border-left:3px solid #25bcc2;color:#183036}
.dark-row.process--five{grid-template-columns:minmax(220px,280px) 1fr;align-items:start}
.process-grid--five{grid-template-columns:repeat(5,1fr);gap:10px}
.process-grid--five:before{left:18px;right:18px}
.process-grid--five p{max-width:none}
.process-grid--five strong{display:block;margin-bottom:8px;font-size:14.5px;color:#f1f7f7}
.step-copy{display:block;font-size:13.5px;line-height:1.5;color:#b6c8c8;font-weight:400}
.diff-grid--six{grid-template-columns:repeat(3,1fr)}
.cap-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:8px 0 40px}
.cap-item{padding:20px 18px;border:1px solid rgba(185,214,216,.16);background:rgba(255,255,255,.03)}
.cap-item h3{margin:0 0 10px;font-size:15.5px;color:#f1f7f7;font-weight:700}
.cap-item p{margin:0;font-size:14.5px;line-height:1.55;color:#b6c8c8}
.prose-block{max-width:68ch;padding:28px 0 8px}
.prose-block p{margin:0 0 12px;color:#c1d1d0;font-size:15.5px;line-height:1.65}
.prose-block--border{margin-top:20px;padding-top:28px;border-top:1px solid rgba(255,255,255,.1)}
.editorial-visual{margin:28px 0 32px;overflow:hidden;border:1px solid rgba(185,214,216,.14);max-width:100%}
.editorial-visual img{display:block;width:100%;height:auto;aspect-ratio:1672 / 941;max-height:420px;object-fit:cover;object-position:center}
.editorial-visual--ops img{object-position:48% center}
.plain-list{margin:8px 0 16px;padding-left:1.1em;color:#c1d1d0;font-size:15px;line-height:1.65}
.plain-list.dark{color:#3f5b61}
.closing-note{font-weight:650;color:#9ed7da}
.dual-prose{display:grid;grid-template-columns:1fr 1fr;gap:36px 48px;padding:8px 0}
.dual-prose p{margin:0 0 12px;font-size:15.5px;line-height:1.65;color:#3f5b61}
.reserve-box{margin-top:28px;padding-top:24px;border-top:1px solid rgba(13,59,67,.12)}
.wa-secondary{margin:18px 0 0;font-size:14.5px;line-height:1.55;color:#3f5b61}
.wa-secondary a{color:#0a5962;font-weight:700;text-decoration:underline;text-underline-offset:2px}
.wa-secondary--dark{color:#b6c8c8}
.wa-secondary--dark a{color:#7de0e6}
.conversion-message--stack{display:block;grid-template-columns:none}
.conversion-message--stack .eyebrow{margin-bottom:12px}
.conversion-message--stack h2{margin-bottom:12px}
.conversion-message--stack p{max-width:38ch}
.form-note{margin:10px 0 0;font-size:13.5px;color:#2f4d53}
.form-privacy{margin:8px 0 0;font-size:12.5px;line-height:1.5;color:#4a666c}
.form-privacy a{color:#0a5962;text-decoration:underline;text-underline-offset:2px}
.footer-inner--v2{grid-template-columns:minmax(240px,1.3fr) repeat(3,minmax(140px,1fr));gap:28px 32px}
.footer-brand-block p{margin:10px 0 0;color:#c5d4d5;font-size:14.5px;line-height:1.55}
.footer-support{color:#93aaad!important;font-size:13px!important}
.footer-col h3{font-size:11px;letter-spacing:.08em;color:#93aaad;margin:0 0 10px}
.footer-col p,.footer-col a{display:block;color:#c5d4d5;font-size:14px;line-height:1.65;margin:0 0 6px}
.footer-col a:hover{color:#7de0e6}

@media (max-width:1180px){
  .topic-grid{grid-template-columns:repeat(2,1fr)}
  .process-grid--five{grid-template-columns:repeat(3,1fr)}
  .process-grid--five:before{display:none}
  .diff-grid--six{grid-template-columns:repeat(2,1fr)}
  .knowledge-main--prose{padding-right:clamp(200px,32%,420px)}
  .footer-inner--v2{grid-template-columns:1fr 1fr;gap:24px}
}
@media (max-width:900px){
  .hero-lead{font-size:20px}
  .topic-grid{grid-template-columns:1fr 1fr}
  .dark-row.process--five{grid-template-columns:1fr}
  .process-grid--five{grid-template-columns:1fr 1fr}
  .cap-grid{grid-template-columns:1fr}
  .dual-prose{grid-template-columns:1fr;gap:28px}
  .knowledge-main--prose{padding-right:0}
  .intro-block--wide{padding:36px 0 24px}
  .conversion-inner{align-items:start}
}
@media (max-width:680px){
  .chapter{padding:40px 0 44px}
  .chapter-intro h2,.prose-block h2,.dual-prose h2,.reserve-box h2{font-size:24px}
  .topic-grid,.diff-grid--six{grid-template-columns:1fr}
  .process-grid--five{grid-template-columns:1fr}
  .process-grid--five li{min-height:0;align-items:flex-start;text-align:left;border-top:1px solid rgba(255,255,255,.08);padding:18px 4px;border-right:none!important}
  .process-grid--five li:before{margin:0 0 12px}
  .footer-inner--v2{grid-template-columns:1fr}
  .hero-support,.hero-trust{max-width:100%}
  .form-grid{grid-template-columns:1fr}
}