:root{--ink:#152938;--ink-soft:#4e6975;--deep:#072e43;--deep2:#104c67;--teal:#057e89;--mint:#caeee8;--paper:#f7fbfa;--white:#fff;--border:#d7e8e9;--shadow:0 16px 54px rgba(3,47,68,.11);--radius:22px;--max:1140px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif;color:var(--ink);background:var(--paper);font-size:16px;line-height:1.64}a{color:inherit;text-decoration:none}a:hover{color:var(--teal)}button,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed}img,svg{max-width:100%}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.11;letter-spacing:-.035em}h1{font-size:clamp(3.15rem,7vw,6.65rem);font-weight:700}h2{font-size:clamp(2rem,4.8vw,3.95rem);font-weight:680}h3{font-size:1.36rem}p{max-width:69ch}.container{width:min(var(--max),calc(100% - 48px));margin:auto}.smallcaps{font-size:.72rem;letter-spacing:.13em;font-weight:750;text-transform:uppercase}.muted{color:var(--ink-soft)}.tiny{font-size:.82rem}.site-header{position:sticky;top:0;z-index:90;background:rgba(247,251,250,.91);backdrop-filter:blur(20px);border-bottom:1px solid rgba(7,71,90,.12)}.nav{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:26px}.logo{font-weight:830;letter-spacing:-.09em;font-size:1.82rem;display:flex;align-items:center;gap:9px;color:var(--deep)}.logo-mark{width:25px;height:32px;background:linear-gradient(140deg,#51d2ce,#02859d);clip-path:path('M12.5 0 C7 8 0 15 0 21 a12.5 12.5 0 0 0 25 0 C25 15 18 8 12.5 0 Z')} .navlinks{display:flex;gap:25px;align-items:center}.navlinks a{font-size:.89rem;font-weight:580;color:#274958}.navlinks a.active{color:var(--teal)}.nav-action{margin-left:9px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:11px;border:1px solid transparent;border-radius:999px;padding:14px 23px;background:var(--deep);color:white;font-weight:650;font-size:.95rem;min-height:51px;transition:transform .18s,background .18s,box-shadow .18s}.btn:hover{background:var(--deep2);color:white;transform:translateY(-2px);box-shadow:0 9px 20px rgba(5,43,60,.18)}.btn.light{background:white;color:var(--deep)}.btn.light:hover{background:#e3f5f3}.btn.outline{border-color:var(--border);background:transparent;color:var(--deep)}.btn.outline:hover{background:#e6f5f2}.btn[disabled],.btn.disabled{opacity:.55;pointer-events:none}.menu-toggle{display:none;background:transparent;border:1px solid var(--border);border-radius:12px;width:45px;height:43px;font-size:1.3rem}.hero{background:linear-gradient(136deg,#063147,#0a6172 62%,#4aaea5);color:white;min-height:710px;overflow:hidden;position:relative;isolation:isolate}.hero:before{content:"";position:absolute;inset:-30%;background:radial-gradient(ellipse at 85% 40%,rgba(175,244,225,.34),transparent 34%),radial-gradient(ellipse at 42% 88%,rgba(15,152,173,.44),transparent 42%);z-index:-2}.hero:after{content:"";position:absolute;width:920px;height:920px;border:1px solid rgba(213,250,245,.28);border-radius:48%;right:-320px;top:-110px;box-shadow:0 0 0 90px rgba(147,223,220,.046),0 0 0 180px rgba(147,223,220,.04),0 0 0 290px rgba(147,223,220,.024);transform:rotate(-25deg);animation:sway 13s ease-in-out infinite alternate;pointer-events:none;z-index:-1}.hero-inner{display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:20px;padding:125px 0 122px}.hero h1{max-width:740px;margin:16px 0 26px}.hero h1 em{font-family:Georgia,serif;font-weight:400;font-style:italic;color:#c0f3dc}.hero .lead{font-size:clamp(1.06rem,1.6vw,1.27rem);max-width:570px;color:#d6eeef}.hero-ctas{display:flex;gap:13px;flex-wrap:wrap;margin:32px 0}.hero .smallcaps{color:#b2e5e2}.hero-note{font-size:.79rem;color:#c4e1e0}.water-art{min-height:460px;position:relative;display:grid;place-items:center}.water-art .orb{width:min(38vw,480px);aspect-ratio:1;border-radius:50%;background:linear-gradient(155deg,rgba(242,255,251,.86),rgba(104,213,218,.2) 29%,rgba(2,63,84,.57) 72%,rgba(230,255,255,.54));box-shadow:inset 30px 15px 70px rgba(255,255,255,.3),inset -42px -40px 75px rgba(0,39,62,.34),0 48px 100px rgba(0,22,35,.23);border:1px solid rgba(235,255,253,.58);position:relative;animation:float 7s ease-in-out infinite}.water-art .orb:after{content:'';position:absolute;inset:12%;border-top:1.5px solid rgba(255,255,255,.6);border-radius:50%;transform:rotate(-35deg)}.water-art .orbit{position:absolute;border:1px solid rgba(211,251,247,.31);border-radius:50%;width:104%;aspect-ratio:1;transform:rotate(-20deg) scaleY(.73)}.water-art .drop{position:absolute;width:7px;height:16px;border-radius:45% 45% 65% 65%;background:#b1efeb;opacity:.65;animation:rain 3.4s linear infinite}.water-art .drop:nth-child(3){left:12%;top:10%;animation-delay:-1s}.water-art .drop:nth-child(4){left:67%;top:4%;animation-delay:-2s}.water-art .drop:nth-child(5){left:26%;top:51%;animation-delay:-1.7s}.water-art .drop:nth-child(6){right:8%;top:45%;animation-delay:-.4s}@keyframes float{50%{transform:translateY(-16px)}}@keyframes sway{to{transform:rotate(20deg) scale(1.05)}}@keyframes rain{to{transform:translateY(72px);opacity:0}}.section{padding:105px 0}.section.alt{background:white}.section-header{max-width:740px;margin-bottom:42px}.section-header h2{margin:14px 0}.section-header p{color:var(--ink-soft);font-size:1.08rem}.eyebrow{display:flex;align-items:center;gap:12px;color:var(--teal)}.eyebrow:before{content:'';height:1px;width:26px;background:currentColor}.grid{display:grid;gap:21px}.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card{border:1px solid var(--border);border-radius:var(--radius);padding:28px;background:white;box-shadow:0 5px 25px rgba(13,58,70,.03)}.card h3{margin:14px 0 8px}.card p{color:var(--ink-soft);font-size:.95rem;margin:0}.card .number{font-size:2.1rem;line-height:1.1;font-weight:700;letter-spacing:-.04em}.icon{display:grid;place-items:center;width:46px;height:46px;border-radius:15px;background:#e5f6f2;color:#078b87;font-weight:750;font-size:1.32rem}.feature{display:flex;align-items:start;gap:20px}.feature .icon{flex:0 0 46px}.feature h3{margin:0 0 8px}.feature p{margin:0;color:var(--ink-soft)}.split{display:grid;grid-template-columns:1fr 1fr;gap:75px;align-items:center}.illustration{min-height:390px;position:relative;border-radius:34px;background:linear-gradient(135deg,#e2f5f3,#9bdbd8 58%,#4c9ead);overflow:hidden}.illustration .roof{position:absolute;left:17%;right:17%;top:32%;height:11px;border-radius:8px;transform:rotate(-8deg);background:#285872;box-shadow:0 15px 0 20px rgba(239,250,244,.85),45px 72px 0 10px rgba(238,249,249,.95)}.illustration .tank{position:absolute;right:15%;bottom:15%;width:120px;height:137px;border-radius:14px;background:linear-gradient(90deg,#1d657d,#5bbfbe);border:6px solid #d7f3ef;box-shadow:0 10px 33px #04475b38}.illustration .tank:after{content:'';position:absolute;inset:26px 7px auto;height:2px;background:rgba(255,255,255,.45)}.illustration .sun{position:absolute;top:12%;right:14%;background:#fff8d0;width:75px;height:75px;border-radius:50%;filter:blur(.6px)}.illustration .rains{position:absolute;top:5%;left:18%;width:35%;height:24%;background:repeating-linear-gradient(100deg,transparent 0 22px,rgba(255,255,255,.74) 23px 26px,transparent 27px 42px);transform:rotate(8deg);opacity:.72}.benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.benefit{background:linear-gradient(160deg,#e8f8f3,#fdfefd);padding:30px;border-radius:22px;min-height:215px}.benefit .glyph{font-size:2rem}.benefit h3{margin:16px 0 6px}.benefit p{color:var(--ink-soft);font-size:.92rem}.dark-band{background:var(--deep);color:white;padding:85px 0}.dark-band p{color:#c8e3e7}.pill{display:inline-flex;align-items:center;border:1px solid #bcdcd9;border-radius:100px;background:#eaf8f5;color:#14666d;padding:5px 12px;font-size:.78rem;font-weight:650}.pill.warn{background:#fff8e8;border-color:#f0dfbd;color:#74542f}.footer{background:#082c40;color:#e3f4f3;padding:65px 0 28px}.footer .logo{color:white}.footer a{color:#d9e7e8}.footer a:hover{color:white;text-decoration:underline}.footer-top{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap}.footer-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:70px}.footer-cols h4{font-size:.9rem;letter-spacing:.04em;margin:0 0 13px}.footer-cols a{font-size:.88rem;display:block;margin:7px 0}.footer-bottom{border-top:1px solid #ffffff25;padding-top:20px;margin-top:45px;color:#b8d3d7;font-size:.78rem}.page-hero{background:linear-gradient(140deg,#e4f7f2,#f9fcfa 75%);padding:90px 0 80px;overflow:hidden}.page-hero h1{font-size:clamp(2.6rem,6vw,5.4rem);max-width:950px;margin:16px 0 20px;color:var(--deep)}.page-hero .lead{font-size:1.15rem;color:#506e78;max-width:670px}.calculator{display:grid;grid-template-columns:1fr .91fr;gap:26px;align-items:start}.form-panel{background:white;border:1px solid var(--border);border-radius:25px;padding:32px}.form-panel .field{display:block;margin-bottom:21px}.field label{display:block;font-weight:660;font-size:.94rem;margin-bottom:8px}.field .hint{font-size:.78rem;color:var(--ink-soft);display:block;margin-top:5px}.field input,.field select{border-radius:13px;border:1px solid #b9ced2;padding:13px 14px;width:100%;color:var(--ink);background:white}.field input:focus,.field select:focus{outline:3px solid #7ccccc88;border-color:#168e8e}.field input[type=range]{accent-color:#07868f;padding:6px 0}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:17px}.results{background:linear-gradient(145deg,#0a485f,#062e43);color:white;border-radius:25px;padding:33px;position:sticky;top:95px}.results .big{font-weight:750;font-size:clamp(2.4rem,5vw,4.5rem);letter-spacing:-.055em;line-height:1.1;margin:12px 0 9px}.results p{color:#dcf3f3}.result-line{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #ffffff30;padding:18px 0}.result-line strong{font-size:1.05rem}.notice{border-radius:15px;padding:14px 17px;background:#e9f6f4;border:1px solid #c6e9e3;font-size:.87rem;color:#275763}.notice.warm{background:#fff7e7;border-color:#f0dfbd;color:#75552b}.notice.light{background:#ffffff17;border-color:#ffffff38;color:#d7f0ef}.status-row{display:flex;gap:15px;padding:19px 0;border-bottom:1px solid var(--border);align-items:flex-start}.status-row h3{margin:0 0 4px}.status-row p{margin:0;color:var(--ink-soft);font-size:.95rem}.step-number{display:grid;place-items:center;width:42px;height:42px;flex:0 0 42px;border-radius:50%;background:#e1f5ee;color:var(--teal);font-weight:800}.faq details{border-bottom:1px solid var(--border);padding:17px 0}.faq summary{cursor:pointer;font-size:1.07rem;font-weight:650;list-style-position:outside;padding-right:24px}.faq details p{padding:12px 0 0;color:var(--ink-soft);max-width:800px}.badge-dot{display:inline-flex;align-items:center;gap:7px}.badge-dot:before{content:'';width:7px;height:7px;background:#54c8aa;border-radius:50%}.map-text{font-size:clamp(2.2rem,5vw,4.3rem);line-height:1.07;letter-spacing:-.05em}.service-card{display:flex;flex-direction:column;min-height:270px}.service-card .btn{margin-top:auto;align-self:flex-start}.action-row{display:flex;gap:14px;flex-wrap:wrap}.privacy-mark{border-left:3px solid #d6af61;padding-left:20px;margin:20px 0}.field .inline-check{display:flex;align-items:start;gap:10px}.field .inline-check input{width:auto;margin-top:4px}.skip-link{position:absolute;left:-9999px;top:0;background:white;padding:12px;z-index:100}.skip-link:focus{left:12px}.hide{display:none!important}@media(max-width:920px){.navlinks{display:none;position:absolute;top:78px;left:0;right:0;background:var(--paper);padding:20px 24px 24px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:14px}.navlinks.open{display:flex}.menu-toggle{display:block}.nav-action{margin-left:0}.nav-action .btn{width:100%}.hero-inner{grid-template-columns:1fr;padding:90px 0 65px}.hero{min-height:initial}.water-art{min-height:270px}.water-art .orb{width:260px}.water-art .orbit{width:290px}.split,.calculator{grid-template-columns:1fr;gap:36px}.results{position:static}.cols-4{grid-template-columns:repeat(2,1fr)}.footer-cols{gap:35px}.benefits{grid-template-columns:1fr 1fr}}@media(max-width:640px){.container{width:calc(100% - 35px)}.hero-inner{padding:70px 0 42px}.hero h1{font-size:clamp(3.1rem,12vw,4.7rem)}.water-art{display:none}.section{padding:65px 0}.grid.cols-2,.grid.cols-3,.grid.cols-4,.benefits{grid-template-columns:1fr}.split{gap:24px}.footer-cols{grid-template-columns:1fr 1fr;gap:20px}.page-hero{padding:70px 0 60px}.form-panel,.results{padding:23px}.field-row{grid-template-columns:1fr;gap:0}.footer-top{display:block}.footer-cols{margin-top:34px}.illustration{min-height:320px}.hero-ctas .btn{width:100%}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;scroll-behavior:auto!important;transition:none!important}}

/* V21 · experiencia interactiva del agua y expediente educativo */
.water-explorer{display:grid;grid-template-columns:1.45fr 1fr;gap:24px;align-items:stretch;margin-top:35px}.water-scene{border:1px solid var(--border);border-radius:24px;background:#e8f7f4;overflow:hidden;align-self:start}.water-scene svg{width:100%;height:auto;display:block}.water-notes{background:#fff;border:1px solid var(--border);padding:25px;border-radius:24px}.stage-buttons{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:16px 0}.stage-btn{padding:9px 11px;background:#f0f8f7;border:1px solid #d0e6e5;border-radius:11px;color:#194e60;text-align:left;font-size:.85rem;font-weight:600}.stage-btn.selected{background:#08495d;color:#fff;border-color:#08495d}.stage-detail{background:#eef8f6;border-radius:15px;padding:17px;min-height:156px}.stage-detail h3{font-size:1.13rem}.stage-detail p{margin:0;color:#385d67;font-size:.93rem}.rain-drops path{animation:flowRain 2.2s ease-in-out infinite alternate}.rain-drops path:nth-child(even){animation-delay:-1s}.flow-points circle{animation:glow 2s infinite}.flow-points circle:nth-child(2){animation-delay:.5s}.flow-points circle:nth-child(3){animation-delay:1s}@keyframes flowRain{to{transform:translateY(17px);opacity:.25}}@keyframes glow{50%{opacity:.15;transform:translateY(3px)}}.journey-steps{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px;margin:34px 0}.journey-step{display:flex;gap:15px;align-items:start;background:white;padding:19px;border:1px solid var(--border);border-radius:18px}.journey-step>span{color:#07808b;font-weight:800;font-size:1.2rem}.journey-step p{margin:3px 0 0;color:#54727b;font-size:.87rem}.project-demo{display:grid;grid-template-columns:1.25fr 1fr;gap:20px;margin:30px 0}.info-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px}.info-grid>div{padding:14px;border:1px solid #e2ebeb;border-radius:12px}.info-grid strong{font-size:.83rem}.info-grid p{font-size:.86rem;margin:3px 0 0}.status-list{padding-left:22px;color:#3f6973}.status-list li{padding:7px 0;border-bottom:1px solid #e3efed}@media(max-width:900px){.water-explorer,.project-demo{grid-template-columns:1fr}}@media(max-width:640px){.journey-steps,.info-grid{grid-template-columns:1fr}.water-notes{padding:16px}.stage-btn{font-size:.78rem}}
@media(prefers-reduced-motion:reduce){.rain-drops path,.flow-points circle{animation:none!important}}
/* V22 · agua clara viva, fotografía editorial, calculadora sencilla */
.aqua-hero,.aqua-page-hero{position:relative;isolation:isolate;overflow:hidden}
.aqua-hero{background:#3f9eb0;min-height:680px}
.aqua-hero .liquid-canvas,.aqua-page-hero .liquid-canvas{position:absolute;inset:0;width:100%;height:100%;z-index:0;display:block;pointer-events:none}
.aqua-hero:before{z-index:1;inset:0;background:linear-gradient(90deg,rgba(4,38,57,.91) 0%,rgba(5,57,78,.83) 36%,rgba(5,76,91,.42) 68%,rgba(10,88,108,.17) 100%);pointer-events:none}
.aqua-hero:after{display:none}
.aqua-hero .container,.aqua-page-hero .container{position:relative;z-index:2}
.aqua-hero .hero-inner{grid-template-columns:1.06fr .94fr;gap:45px}
.aqua-hero .hero-inner>div:first-child{max-width:680px}
.aqua-hero h1{font-size:clamp(3.5rem,6.4vw,6.3rem);text-shadow:0 4px 40px rgba(0,41,57,.14)}
.aqua-hero h1 em{color:#b8ffee}
.aqua-hero .lead{color:#edffff}
.hero-photo-wrap{width:100%;position:relative;transform:rotate(-2deg);padding:9px;border-radius:27px;background:#eaffff35;border:1px solid #ffffff7a;box-shadow:0 32px 80px #00385165;backdrop-filter:blur(9px);align-self:center}
.hero-photo{display:block;width:100%;aspect-ratio:3/3.4;object-fit:cover;object-position:center;border-radius:20px;filter:saturate(.88)}
.photo-caption{display:block;font-size:.66rem;letter-spacing:.07em;color:#f6ffff;padding:10px 8px 2px;text-align:center}
.aqua-page-hero{background:linear-gradient(115deg,#dafff4,#e9fcfd);min-height:260px}
.aqua-page-hero .liquid-canvas{opacity:.46;filter:saturate(.7)}
.aqua-page-hero:before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(244,255,252,.92),rgba(242,254,251,.81) 62%,rgba(234,253,251,.55));z-index:1;pointer-events:none}
.aqua-page-hero .lead,.aqua-page-hero h1{color:#07374b}
.editorial-photo{overflow:hidden;border-radius:25px;position:relative;margin:0;background:#d8eeeb;box-shadow:0 19px 45px rgba(7,56,67,.11)}
.editorial-photo img{width:100%;height:100%;max-height:510px;aspect-ratio:3/2;object-fit:cover;display:block;transition:transform .75s ease}
.editorial-photo:hover img{transform:scale(1.025)}
.editorial-photo figcaption{background:rgba(4,34,48,.84);color:#dcefee;padding:11px 17px;font-size:.72rem;line-height:1.4}
.story-grid{display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:15px}
.story-grid .editorial-photo img{height:270px;object-fit:cover}
.story-grid .editorial-photo figcaption{min-height:56px}
.image-story{padding-top:76px;padding-bottom:92px}
.top-photo-section{padding:38px 0 0!important}
.top-photo-section .editorial-photo{max-width:900px;margin:auto}
.top-photo-section .editorial-photo img{max-height:335px;aspect-ratio:16/6.5;object-position:center 48%}
.water-scene{position:relative}
.water-scene .water-pipe{stroke-dasharray:22 10;animation:flow-pipe 1.4s linear infinite}
.water-scene .rain-drops path{animation:rain-fall .9s linear infinite}
.water-scene .rain-drops path:nth-child(2n){animation-delay:-.34s}
.water-scene .flow-points circle{transform-box:fill-box;transform-origin:center;animation:flow-pulse 1s ease-in-out infinite}
.water-scene .flow-points circle:nth-child(2){animation-delay:-.35s}
.water-scene .flow-points circle:nth-child(3){animation-delay:-.7s}
.water-scene svg{filter:drop-shadow(0 2px 7px #53aeba20)}
.stage-auto-toggle{margin:13px 0 3px;border-radius:20px;background:#def2ee;border:1px solid #b5dddb;padding:8px 14px;color:#0f5466;font-size:.82rem;font-weight:650}
@keyframes flow-pipe{to{stroke-dashoffset:-64}}
@keyframes rain-fall{0%{opacity:0;transform:translateY(-14px)}50%{opacity:1}100%{opacity:0;transform:translateY(21px)}}
@keyframes flow-pulse{0%,100%{opacity:.34;scale:.75}50%{opacity:1;scale:1.45}}
.calc-section{background:#f4fcfa}
.simple-calc{display:grid;grid-template-columns:1.03fr .97fr;gap:25px;align-items:stretch}
.simple-calc-input{background:white;border:1px solid #d3eae6;border-radius:29px;padding:clamp(24px,4vw,46px);box-shadow:0 15px 55px #043c5008}
.simple-calc-input h2{font-size:clamp(2rem,3.5vw,3.15rem);margin-top:18px;margin-bottom:20px}
.simple-calc-input>p{font-size:1.03rem}
.roof-options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:33px 0 24px}
.roof-option{border:2px solid #d5e9e9;border-radius:20px;background:#f4fbf9;padding:21px 10px;min-height:169px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;color:#183d51;transition:transform .2s,border-color .2s,background .2s}
.roof-option:hover{transform:translateY(-3px);border-color:#5cbdb8}
.roof-option.selected{background:#e2f8f3;border-color:#087f87;box-shadow:0 10px 24px #007d7b1f}
.roof-option strong{font-size:1.18rem}
.roof-option span:last-child{font-size:.74rem;color:#5b7b81}
.roof-emoji{font-size:2.5rem;line-height:1.4}
.calc-advanced{margin:23px 0 20px;border-top:1px solid #d6e8e6;border-bottom:1px solid #d6e8e6;padding:19px 0}
.calc-advanced summary,.calc-explain summary{cursor:pointer;font-weight:650;color:#126f79}
.calc-advanced .field{display:block;margin:17px 0}
.calc-advanced .field label{display:block;font-size:.91rem;font-weight:640;margin-bottom:9px}
.calc-advanced input,.calc-advanced select{width:100%;max-width:400px;padding:12px;border:1px solid #a4c5c8;border-radius:12px;background:white}
.calc-advanced .hint{display:block;color:#55737d;font-size:.77rem;margin-top:6px}
.simple-calc-result{color:white;background:linear-gradient(142deg,#06374f,#096c80);border-radius:29px;padding:clamp(25px,4vw,44px);position:relative;isolation:isolate;overflow:hidden}
.simple-calc-result:before{content:'';position:absolute;inset:0;z-index:-1;background:radial-gradient(ellipse at 120% 0%,#5acebd8f,transparent 48%)}
.simple-calc-result .smallcaps{color:#bcf3e8}
.simple-big{display:flex;align-items:baseline;gap:11px;margin:17px 0 24px;flex-wrap:wrap}
.simple-big>span{font-size:clamp(3.25rem,6vw,5.7rem);font-weight:750;letter-spacing:-.075em;line-height:1.04}
.simple-big small{font-size:1.3rem;letter-spacing:-.02em}
.calc-meaning{font-size:1.05rem;line-height:1.56;color:#edffff}
.fill-visual{height:96px;position:relative;border:2px solid #e3ffffaa;border-radius:20px;overflow:hidden;margin:24px 0;background:#c8ffff15;display:grid;place-items:center}
.fill-visual span{position:relative;z-index:1;font-size:.74rem;letter-spacing:.1em;color:#fcffff;font-weight:700}
.fill-wave{position:absolute;inset:32% -15% -20%;background:linear-gradient(#70ebdfb0,#27b1be99);border-radius:44% 50% 0 0;animation:fill-drift 3.7s ease-in-out infinite alternate}
@keyframes fill-drift{to{transform:translateY(-13px) rotate(-3deg)}}
.calc-uses{display:flex;flex-wrap:wrap;gap:7px;margin:15px 0}
.calc-uses span{font-size:.81rem;padding:6px 12px;border:1px solid #ffffff55;border-radius:22px;color:#e7f9f4}
.calc-caveat{font-size:.85rem;color:#d1e9eb;margin:22px 0 28px}
.calc-explain{padding:33px 38px;margin:28px 0 0;border:1px solid var(--border);border-radius:22px;background:white}
.calc-explain h3{font-size:1.55rem}
.calc-explain details{border-top:1px solid var(--border);margin-top:22px;padding-top:14px}
.calc-explain details p{margin:13px 0 0;color:#587179;font-size:.88rem}
button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #21a7ac;outline-offset:3px}
@media(max-width:960px){.aqua-hero .hero-inner{grid-template-columns:1fr .8fr;gap:25px}.simple-calc{grid-template-columns:1fr}.story-grid{grid-template-columns:1fr 1fr}.story-grid .editorial-photo:first-child{grid-column:1/-1}.aqua-hero h1{font-size:clamp(3rem,7vw,5.2rem)}}
@media(max-width:680px){.aqua-hero{min-height:initial}.aqua-hero .hero-inner{grid-template-columns:1fr;padding:78px 0 48px}.hero-photo-wrap{width:min(100%,420px);margin:14px auto 0;transform:none}.hero-photo{aspect-ratio:15/9}.aqua-hero h1{font-size:clamp(3rem,11vw,4.4rem)}.story-grid{grid-template-columns:1fr}.story-grid .editorial-photo:first-child{grid-column:auto}.roof-options{gap:7px}.roof-option{min-height:132px;padding:13px 5px}.roof-emoji{font-size:2rem}.roof-option strong{font-size:1rem}.roof-option span:last-child{font-size:.67rem}.simple-calc-input,.simple-calc-result{padding:25px 18px}.simple-big>span{font-size:clamp(3rem,13vw,4.6rem)}.top-photo-section .editorial-photo img{aspect-ratio:4/3}.calc-explain{padding:25px 18px}.aqua-page-hero{padding:72px 0 64px}.aqua-hero .hero-inner .btn{width:100%}}
@media(prefers-reduced-motion:reduce){.water-scene .water-pipe,.water-scene .rain-drops path,.water-scene .flow-points circle,.fill-wave,.editorial-photo img{animation:none!important;transition:none!important}}
.membership-note{display:flex;justify-content:space-between;align-items:center;gap:55px;border-radius:27px;padding:48px;background:linear-gradient(118deg,#eefaf6,#daeff0);border:1px solid #c5e5df}
.membership-note h2{font-size:clamp(2rem,3.2vw,3rem);margin:19px 0}
.membership-note>div{max-width:670px}
.membership-note .btn{flex:0 0 auto}
@media(max-width:750px){.membership-note{display:block;padding:26px}.membership-note .btn{margin-top:14px;width:100%}}