:root{
  --sky:#69a9d7;
  --sky2:#9dcde8;
  --navy:#082440;
  --navy2:#0f355b;
  --navy3:#071a2e;
  --sand:#f5edda;
  --sand2:#e8d4a1;
  --white:#fffdf8;
  --gold:#e7bd4d;
  --lime:#b6cf47;
  --ink:#0b1d2c;
  --muted:#6e7c86;
  --line:rgba(8,36,64,.14);
  --radius:26px;
  --sans:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --display:"Arial Black",Impact,Haettenschweiler,"Arial Narrow Bold",sans-serif;
  --serif:Georgia,"Times New Roman",serif;
  --safeT:max(16px,env(safe-area-inset-top));
  --safeB:max(16px,env(safe-area-inset-bottom));
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-snap-type:y proximity;background:var(--navy)}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--navy);overflow-x:hidden;text-rendering:optimizeLegibility}
body.presenting{cursor:none}
body.presenting .topbar{opacity:.12}
body.presenting .rail{opacity:.18}
button,a{font:inherit}
button{border:0}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
::selection{background:var(--gold);color:var(--navy)}

.noise{position:fixed;inset:0;pointer-events:none;z-index:500;opacity:.042;mix-blend-mode:multiply;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.95' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.85'/%3E%3C/svg%3E")}
.loading{position:fixed;inset:0;z-index:1000;background:var(--navy);display:grid;place-items:center;transition:opacity .65s ease,visibility .65s ease}.loading.hide{opacity:0;visibility:hidden}.loadingMark{text-align:center}.loadingMark img{width:180px;margin:auto;filter:brightness(0) invert(1);opacity:.96}.loadingMark span{display:block;width:160px;height:1px;background:#ffffff3d;margin:20px auto;position:relative;overflow:hidden}.loadingMark span:after{content:"";position:absolute;inset:0;background:var(--gold);transform:translateX(-100%);animation:loadLine 1s cubic-bezier(.65,.05,.36,1) forwards}.loadingMark small{font-size:10px;letter-spacing:.23em;text-transform:uppercase;color:#dcecf7}@keyframes loadLine{to{transform:none}}

.topbar{position:fixed;z-index:90;top:0;left:0;right:0;height:82px;display:flex;align-items:center;justify-content:space-between;padding:var(--safeT) 42px 10px;transition:background .35s,color .35s,opacity .35s;pointer-events:none}.topbar:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,28,48,.82),rgba(5,28,48,0));z-index:-1;opacity:.75}.brand,.topActions{pointer-events:auto}.brand{display:flex;align-items:center;gap:14px;color:white}.brand img{width:108px;filter:brightness(0) invert(1);transition:filter .3s}.brandMeta{display:grid;gap:3px}.brandMeta b{font-size:9px;letter-spacing:.16em}.brandMeta small{font-size:9px;opacity:.72}.topActions{display:flex;gap:8px}.utility{height:36px;padding:0 14px;border-radius:999px;border:1px solid #ffffff3a;background:#08244054;backdrop-filter:blur(10px);color:white;font-size:10px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;cursor:pointer}.utility:hover{background:#ffffff18}.topbar.lightTone .brand{color:var(--navy)}.topbar.lightTone .brand img{filter:none}.topbar.lightTone .utility{color:var(--navy);border-color:#0824402b;background:#fff9}.topbar.lightTone:after{background:linear-gradient(180deg,rgba(255,253,248,.94),rgba(255,253,248,0))}

.rail{position:fixed;z-index:80;right:23px;top:50%;transform:translateY(-50%);display:grid;gap:10px;transition:opacity .3s}.rail a{display:flex;align-items:center;justify-content:flex-end;gap:9px;color:white}.rail i{display:block;width:7px;height:7px;border:1px solid currentColor;border-radius:50%;transition:.25s}.rail span{font-size:8px;letter-spacing:.12em;text-transform:uppercase;opacity:0;transform:translateX(8px);transition:.25s;position:absolute;right:18px;white-space:nowrap}.rail a:hover span,.rail a.active span{opacity:.8;transform:none}.rail a.active i{width:7px;height:28px;border-radius:999px;background:currentColor}.rail.lightTone{color:var(--navy)}.rail.lightTone a{color:var(--navy)}

.progress{position:fixed;z-index:120;left:0;right:0;bottom:0;height:3px;background:#ffffff1c}.progress i{display:block;width:0;height:100%;background:var(--gold);transition:width .15s linear}

.chapter{position:relative;min-height:100svh;overflow:hidden;scroll-snap-align:start;display:flex;align-items:center;padding:110px 7vw 68px}.shell{width:min(1280px,100%);margin:0 auto;position:relative;z-index:4}.split{display:grid;grid-template-columns:.95fr 1.05fr;gap:8vw;align-items:center}.micro{margin:0 0 22px;font-size:10px;font-weight:900;letter-spacing:.22em;text-transform:uppercase}.blueText{color:#4a8fbd}.goldText{color:var(--gold)}.navyText{color:var(--navy)}
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s cubic-bezier(.2,.75,.2,1),transform .8s cubic-bezier(.2,.75,.2,1)}.reveal.delay{transition-delay:.12s}.reveal.delay2{transition-delay:.24s}.chapter.inview .reveal{opacity:1;transform:none}

/* HERO */
.hero{background:linear-gradient(155deg,#77b8df 0%,#73b0d8 52%,#e6cc83 100%);color:var(--navy);padding-bottom:70px}.hero:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 66% 17%,#fff9,transparent 18%),linear-gradient(90deg,transparent 0 49%,#ffffff12 49% 50%,transparent 50%);mix-blend-mode:soft-light}.sunGlow{position:absolute;width:min(44vw,650px);aspect-ratio:1;border-radius:50%;right:-8%;top:-20%;background:radial-gradient(circle,#fff7 0 10%,#fff2 44%,transparent 70%);filter:blur(2px)}.horizon{position:absolute;left:-8%;right:-8%;bottom:-6vh;height:33vh;background:linear-gradient(#67a8c8 0 48%,#d7b966 49% 100%);transform:rotate(-1deg);transform-origin:center}.horizon:before{content:"";position:absolute;left:0;right:0;top:22%;height:18%;background:radial-gradient(ellipse at center,#fff 0 5%,#ffffff77 7% 15%,transparent 16%) 0 0/100px 42px repeat-x;opacity:.72}.horizon span{position:absolute;inset:50% 0 auto;height:1px;background:#ffffff66}.heroInner{display:grid;grid-template-columns:1.02fr .98fr;align-items:center;gap:3vw;min-height:calc(100svh - 180px)}.chapterTag{display:flex;align-items:center;gap:8px;margin-bottom:22px}.chapterTag span,.chapterTag b{padding:7px 10px;border-radius:999px;font-size:8px;letter-spacing:.13em;text-transform:uppercase}.chapterTag span{background:var(--navy);color:white}.chapterTag b{border:1px solid #0b2c4f3a}.hero h1{font-family:var(--display);font-size:clamp(74px,9.2vw,150px);line-height:.77;letter-spacing:-.075em;margin:0;text-transform:uppercase}.hero h1 span{display:block}.hero h1 .white{color:var(--white);text-shadow:0 8px 20px #0a35521f}.heroLead{font-size:clamp(19px,2vw,29px);margin:30px 0 0;line-height:1.22}.heroFoot{display:flex;align-items:center;gap:13px;margin-top:34px;font-size:9px;font-weight:800;letter-spacing:.09em;text-transform:uppercase;opacity:.75}.heroFoot .rule{width:42px;height:1px;background:currentColor}.heroVisual{position:relative;height:min(74vh,740px);min-height:560px}.zeroScene{position:absolute;width:60%;height:82%;left:8%;top:6%;border-radius:48% / 50%;overflow:hidden;background:#87c7e7;box-shadow:0 30px 60px #0a365231,inset 0 0 0 1px #ffffff88}.zeroSky{position:absolute;inset:0 0 51%;background:linear-gradient(#85c9ea,#bedff0)}.zeroSun{position:absolute;width:24%;aspect-ratio:1;border-radius:50%;background:#ffe48b;right:12%;top:13%;box-shadow:0 0 30px #ffe28a77}.zeroSea{position:absolute;left:0;right:0;top:48%;height:29%;background:linear-gradient(#6bb5d2,#2f87ad)}.zeroSand{position:absolute;left:0;right:0;bottom:0;height:25%;background:linear-gradient(#efd994,#d6b970)}.zeroWave{position:absolute;left:-12%;right:-12%;height:13%;top:48%;background:radial-gradient(ellipse at center,#fff 0 7%,#ffffff9f 8% 17%,transparent 19%) 0 0/90px 36px repeat-x;opacity:.86}.waveB{top:56%;opacity:.35;animation:waveMove 9s linear infinite}@keyframes waveMove{to{background-position:180px 0}}.zeroScene:after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,#fff5 0 6%,transparent 7% 65%,#0d5e8422 66%)}.zeroOutline{position:absolute;left:4%;top:-3%;font-family:var(--display);font-size:min(58vw,780px);line-height:.95;letter-spacing:-.08em;color:transparent;-webkit-text-stroke:2px #ffffffbf;text-shadow:0 18px 60px #0d385028;transform:scaleX(.8);transform-origin:left top;pointer-events:none}.heroBottle{position:absolute;z-index:5;height:93%;right:1%;bottom:-4%;filter:drop-shadow(0 36px 28px #0a355335);transform:rotate(1.5deg);animation:breathe 5.2s ease-in-out infinite}@keyframes breathe{50%{transform:translateY(-7px) rotate(.6deg)}}.floatLabel{position:absolute;z-index:7;padding:8px 11px;border-radius:999px;background:#fffce9d9;border:1px solid #fff;box-shadow:0 10px 24px #153c5522;font-size:8px;font-weight:900;letter-spacing:.12em;backdrop-filter:blur(8px)}.labelA{left:0;top:25%;transform:rotate(-5deg)}.labelB{left:2%;top:58%;transform:rotate(3deg)}.labelC{right:2%;top:22%;transform:rotate(5deg)}.productPill{position:absolute;z-index:8;left:4%;bottom:3%;display:flex;align-items:center;gap:10px;background:var(--navy);color:white;padding:10px 14px;border-radius:999px;font-size:9px;font-weight:800;letter-spacing:.07em;box-shadow:0 14px 30px #092b4330}.productPill i{width:3px;height:3px;background:var(--gold);border-radius:50%}.downCue{position:absolute;z-index:10;left:50%;bottom:18px;transform:translateX(-50%);display:flex;align-items:center;gap:10px;border:0;background:transparent;color:#113959;font-size:8px;font-weight:900;letter-spacing:.16em;text-transform:uppercase;cursor:pointer}.downCue i{display:grid;place-items:center;width:28px;height:28px;border:1px solid #1139595c;border-radius:50%;font-style:normal;animation:bounce 1.8s ease-in-out infinite}@keyframes bounce{50%{transform:translateY(4px)}}

/* PROBLEM */
.light{background:var(--white);color:var(--navy)}.bigWatermark{position:absolute;right:-3vw;bottom:-5vh;font-family:var(--display);font-size:min(29vw,460px);line-height:.75;letter-spacing:-.08em;color:#e9f2f6;transform:rotate(-4deg)}.problemGrid{grid-template-columns:1fr 1fr;gap:7vw}.sectionHead h2{font-family:var(--display);font-size:clamp(52px,6.2vw,92px);line-height:.9;letter-spacing:-.055em;margin:0}.sectionHead h2 em{font-style:normal;color:var(--sky)}.largeLine{font-family:var(--serif);font-size:clamp(22px,2.5vw,34px);line-height:1.28;margin:28px 0 0;max-width:620px}.stackLabel{margin:0 0 12px;font-size:9px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:800}.problemStack{display:grid;gap:10px}.problemCard{min-height:70px;border:1px solid #0b2c4f1c;background:#ffffffd0;border-radius:18px;display:grid;grid-template-columns:42px 1fr auto;align-items:center;gap:14px;padding:0 18px;box-shadow:0 13px 34px #173d5a08;transition:.25s}.problemCard:hover{transform:translateX(-6px);border-color:#72aed2}.problemCard span{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:#edf5f8;color:#4f86aa;font-size:9px;font-weight:900}.problemCard b{font-size:18px}.problemCard i{font-style:normal;color:#4c8db5}.tensionBox{margin-top:14px;background:var(--navy);color:white;border-radius:22px;padding:22px 24px;box-shadow:0 18px 45px #0c2b4326}.tensionBox small{font-size:9px;letter-spacing:.16em;color:var(--gold);font-weight:900}.tensionBox p{font-family:var(--serif);font-size:22px;line-height:1.25;margin:8px 0 0}

/* INSIGHT */
.insight{background:linear-gradient(145deg,var(--navy3),var(--navy2));color:white;padding-bottom:150px}.insight:before{content:"";position:absolute;left:-14vw;top:-35vh;width:65vw;aspect-ratio:1;border-radius:50%;border:14vw solid #6ca9dc12}.insightGrid{display:grid;grid-template-columns:1.02fr .98fr;gap:8vw;align-items:center}.insight blockquote{font-family:var(--serif);font-size:clamp(36px,4.5vw,66px);line-height:1.04;margin:0;max-width:750px}.insightPunch{font-size:clamp(20px,2vw,30px);color:#c8d9e4;line-height:1.35;margin:28px 0 0}.insightPunch strong{color:white}.proofPanel{border:1px solid #ffffff1d;border-radius:28px;background:#ffffff0a;padding:30px;backdrop-filter:blur(10px);box-shadow:0 30px 70px #0002}.proofTitle{display:grid;grid-template-columns:1fr auto;grid-template-rows:auto auto;gap:4px}.proofTitle small,.proofKeep>small{font-size:8px;letter-spacing:.17em;color:#9dc9e2;font-weight:900}.proofTitle strong{font-size:26px}.proofTitle b{grid-row:1/3;grid-column:2;font-family:var(--display);font-size:62px;line-height:.8;color:var(--gold)}.proofDivider{height:44px;display:grid;place-items:center;position:relative}.proofDivider:before{content:"";position:absolute;left:0;right:0;height:1px;background:#ffffff20}.proofDivider span{position:relative;padding:4px 10px;border-radius:999px;background:#123553;color:#8fb9d2;font-size:8px;font-weight:900;letter-spacing:.12em;text-transform:uppercase}.proofGrid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}.proofGrid span{min-height:60px;border-radius:15px;background:#ffffff0d;display:flex;align-items:center;gap:10px;padding:10px 12px;font-size:12px;font-weight:800}.proofGrid i{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:#76b4da;color:#06243e;font-style:normal;font-size:8px}.insightStatement{position:absolute;left:7vw;right:7vw;bottom:32px;border-top:1px solid #ffffff25;padding-top:18px;display:grid;grid-template-columns:150px 1fr;gap:20px;align-items:start}.insightStatement>span{font-size:9px;letter-spacing:.16em;text-transform:uppercase;color:var(--gold);font-weight:900}.insightStatement p{font-family:var(--serif);font-size:clamp(21px,2.4vw,35px);line-height:1.2;margin:0}.insightStatement del{opacity:.45}.insightStatement strong{color:#91c5e2}

/* CONCEPT */
.concept{background:linear-gradient(135deg,#f7efdd,#e9d39e);color:var(--navy)}.concept:after{content:"";position:absolute;width:55vw;height:55vw;max-width:740px;max-height:740px;border-radius:50%;right:-18vw;bottom:-34vw;background:#ffffff48;filter:blur(2px)}.conceptGrid{display:grid;grid-template-columns:.92fr 1.08fr;gap:8vw;align-items:center}.conceptCopy h2{font-family:var(--display);font-size:clamp(57px,6.4vw,96px);line-height:.87;letter-spacing:-.065em;margin:0}.conceptCopy h2 span{color:#5595bf}.conceptCopy>p:last-child{font-size:17px;line-height:1.55;max-width:540px;color:#385066;margin:28px 0 0}.bigIdea{position:relative;min-height:650px;border-radius:32px;background:linear-gradient(150deg,#0b2947,#0f3b63);color:white;overflow:hidden;box-shadow:0 35px 70px #1234512d;padding:30px}.bigIdea:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 85% 10%,#70b6dc3b,transparent 26%),linear-gradient(120deg,#ffffff08,transparent 35%)}.bigIdeaTop{position:relative;z-index:3;display:flex;align-items:flex-start;justify-content:space-between}.bigIdeaTop small{font-size:9px;letter-spacing:.18em;color:var(--gold);font-weight:900}.bigIdeaTop b{font-family:var(--display);font-size:clamp(40px,4.6vw,66px);line-height:.84;letter-spacing:-.055em;text-align:right}.livingZero{position:absolute;left:8%;right:8%;top:22%;bottom:13%;display:grid;place-items:center}.liquidZero{width:64%;height:92%;border:42px solid #70b6db;border-radius:49%;box-shadow:inset 0 0 0 1px #ffffff22,0 20px 70px #0003;position:relative;background:linear-gradient(180deg,#7fc5e8 0 43%,#f2d785 43% 53%,#4ba0c4 53% 71%,#caaa61 71%);overflow:hidden}.liquidZero:before{content:"";position:absolute;left:-12%;right:-12%;top:46%;height:14%;background:radial-gradient(ellipse at center,#fff 0 8%,#ffffff72 10% 17%,transparent 19%) 0 0/78px 34px repeat-x;animation:waveMove 8s linear infinite}.liquidZero:after{content:"";position:absolute;width:22%;aspect-ratio:1;border-radius:50%;background:#ffe88d;right:8%;top:12%;box-shadow:0 0 24px #ffe88d88}.orb{position:absolute;z-index:5;padding:8px 10px;border-radius:999px;background:#fffdf1;color:var(--navy);font-size:8px;font-weight:900;letter-spacing:.1em;box-shadow:0 10px 20px #0002;border:1px solid #fff;will-change:transform}.o1{left:7%;top:25%}.o2{right:6%;top:33%}.o3{left:4%;bottom:23%}.o4{right:15%;bottom:13%}.o5{left:32%;top:4%}.o6{right:25%;top:58%}.bigIdeaExplain{position:absolute;left:30px;right:30px;bottom:24px;margin:0;font-size:12px;line-height:1.45;color:#d4e3ec;z-index:3}

/* SLOGAN */
.slogan{background:var(--sky);color:var(--navy);isolation:isolate}.slogan:before{content:"";position:absolute;inset:62% 0 0;background:linear-gradient(#4d9fc3 0 24%,#e3c66f 25% 100%);z-index:-2}.slogan:after{content:"";position:absolute;left:-8%;right:-8%;top:62%;height:10%;background:radial-gradient(ellipse at center,#fff 0 6%,#ffffff8a 7% 15%,transparent 16%) 0 0/92px 36px repeat-x;z-index:-1}.sloganZero{position:absolute;right:-2vw;top:0;font-family:var(--display);font-size:min(58vw,800px);line-height:1;color:transparent;-webkit-text-stroke:2px #ffffff58;transform:scaleX(.75);transform-origin:right top}.sloganInner{min-height:calc(100svh - 178px);display:flex;flex-direction:column;justify-content:center;align-items:flex-start}.slogan h2{font-family:var(--display);font-size:clamp(88px,12vw,185px);line-height:.71;letter-spacing:-.08em;margin:0;text-transform:uppercase;position:relative;z-index:2}.slogan h2 span{display:block}.slogan h2 .ghost{color:var(--white);text-shadow:0 12px 28px #0b355327}.sloganReason{position:absolute;right:4%;top:24%;width:min(330px,26vw);border-left:1px solid #0c355b45;padding-left:22px}.sloganReason strong{font-size:9px;letter-spacing:.14em;text-transform:uppercase}.sloganReason p{font-family:var(--serif);font-size:20px;line-height:1.35;margin:8px 0 0}.promiseLine{display:flex;align-items:center;gap:14px;margin-top:34px;font-size:12px;font-weight:800}.promiseLine i{width:45px;height:1px;background:var(--navy)}.promiseLine b{font-weight:900}

/* VISUAL */
.visual{background:#f8f4eb;color:var(--navy);padding-top:120px}.visualGrid{display:grid;grid-template-columns:.78fr 1.22fr;gap:6vw;align-items:center}.visualCopy h2{font-family:var(--display);font-size:clamp(48px,5.2vw,78px);line-height:.9;letter-spacing:-.055em;margin:0}.visualCopy h2 span{color:#5598c0}.visualCopy>p{font-size:16px;line-height:1.55;color:#445b6d;max-width:510px;margin:24px 0}.formatSwitch{display:inline-flex;background:#e7edf0;border-radius:999px;padding:4px;margin-top:8px}.formatSwitch button{height:38px;padding:0 15px;border-radius:999px;background:transparent;color:#52697a;font-size:9px;font-weight:900;letter-spacing:.1em;text-transform:uppercase;cursor:pointer}.formatSwitch button.active{background:var(--navy);color:white;box-shadow:0 7px 16px #0a2a4320}.formatNote{display:grid;gap:4px;margin-top:15px}.formatNote b{font-size:11px}.formatNote span{font-size:10px;color:#75838e}.mockStage{position:relative;min-height:670px;display:grid;place-items:center}.oohMock,.pressMock{position:absolute;inset:0;transition:opacity .42s ease,transform .42s ease}.pressMock{opacity:0;transform:translateY(15px) scale(.98);pointer-events:none}.mockStage[data-view="press"] .oohMock{opacity:0;transform:translateY(-15px) scale(.98);pointer-events:none}.mockStage[data-view="press"] .pressMock{opacity:1;transform:none;pointer-events:auto}.streetSky{position:absolute;left:0;right:0;top:6%;height:66%;border-radius:28px;background:linear-gradient(#78b8da 0 55%,#f1d681 56% 66%,#559aba 67% 100%);overflow:hidden;box-shadow:0 35px 70px #1234511f}.streetSky:after{content:"";position:absolute;left:-10%;right:-10%;bottom:17%;height:15%;background:radial-gradient(ellipse at center,#fff 0 7%,#ffffff9c 9% 17%,transparent 19%) 0 0/84px 32px repeat-x}.streetSun{position:absolute;width:90px;aspect-ratio:1;border-radius:50%;background:#ffe486;right:8%;top:11%;box-shadow:0 0 36px #ffe48688}.streetGround{position:absolute;left:0;right:0;bottom:0;height:32%;background:linear-gradient(#dfc478,#cba85d);border-radius:0 0 28px 28px}.billboard{position:absolute;left:50%;top:50%;transform:translate(-50%,-48%);width:min(90%,820px)}.adCanvas{aspect-ratio:16/8.8;background:linear-gradient(150deg,#82c3e1,#6eafd4 57%,#e3c874 58%);position:relative;overflow:hidden;border:12px solid #17324b;border-radius:8px;box-shadow:0 22px 45px #102d423b}.adCanvas:before{content:"";position:absolute;left:-10%;right:-10%;top:54%;height:12%;background:radial-gradient(ellipse at center,#fff 0 7%,#ffffff9f 8% 16%,transparent 18%) 0 0/68px 26px repeat-x}.adLogo{position:absolute;left:4%;top:5%;width:18%;z-index:5}.adZero{position:absolute;width:40%;height:88%;left:35%;top:2%;border:25px solid #fff;border-radius:50%;overflow:hidden;opacity:.9}.adZero span{position:absolute;inset:-30px;background:linear-gradient(#90cce7 0 45%,#f2d77d 45% 55%,#4aa1c4 55% 72%,#d2b466 72%)}.adBottle{position:absolute;z-index:6;height:100%;right:2%;bottom:-10%;filter:drop-shadow(0 18px 15px #17445b4a)}.adCopy{position:absolute;z-index:7;left:4%;bottom:8%;color:var(--navy)}.adCopy b{font-family:var(--display);font-size:clamp(28px,3.8vw,58px);line-height:.76;letter-spacing:-.06em}.adCopy small{display:block;margin-top:10px;font-size:8px;font-weight:800;letter-spacing:.08em}.billboardLegs{display:flex;justify-content:space-around}.billboardLegs i{width:8%;height:120px;background:linear-gradient(90deg,#2b3b45,#17252d,#3e4c53);clip-path:polygon(25% 0,75% 0,100% 100%,0 100%)}.magazine{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) rotate(-2deg);width:min(74%,530px);aspect-ratio:4/5;background:#e5ded0;border-radius:5px;box-shadow:0 35px 70px #142f422d;padding:9px 11px 12px}.magPage{position:absolute;inset:9px 11px 12px 14px;background:#fff;overflow:hidden}.magSpine{position:absolute;left:4px;top:8px;bottom:12px;width:9px;background:linear-gradient(90deg,#6b6459,#d8d1c4);filter:blur(.2px)}.pressCanvas{position:absolute;inset:0;background:linear-gradient(160deg,#8bc5e2 0 48%,#f1d680 49% 59%,#4b9cbc 60% 75%,#ddc276 76%);overflow:hidden}.pressCanvas:before{content:"";position:absolute;left:-10%;right:-10%;top:55%;height:10%;background:radial-gradient(ellipse at center,#fff 0 8%,#ffffff9b 9% 18%,transparent 20%) 0 0/62px 27px repeat-x}.pressLogo{position:absolute;width:32%;left:8%;top:6%;z-index:5}.pressZero{position:absolute;width:58%;height:63%;left:17%;top:13%;border:28px solid #fff;border-radius:50%;overflow:hidden}.pressZero span{position:absolute;inset:-40px;background:linear-gradient(#9ed0e8 0 45%,#f4dc8e 45% 56%,#559ebc 56% 74%,#d4b563 74%)}.pressBottle{position:absolute;height:75%;right:3%;bottom:6%;z-index:6;filter:drop-shadow(0 18px 15px #17364a38)}.pressCopy{position:absolute;left:8%;right:45%;bottom:8%;z-index:7;color:var(--navy)}.pressCopy b{font-family:var(--display);font-size:clamp(25px,3.3vw,44px);line-height:.9;text-transform:uppercase}.pressCopy p{font-family:var(--serif);font-size:11px;line-height:1.35;margin:7px 0}.pressCopy small{font-size:7px;font-weight:800;letter-spacing:.05em}.mockBadge{position:absolute;right:2%;bottom:1%;padding:8px 11px;border:1px solid #0b2c4f25;border-radius:999px;background:#fff9;font-size:8px;font-weight:900;letter-spacing:.11em;text-transform:uppercase;color:#577080}

/* CLASS READY */
.classReady{background:linear-gradient(150deg,var(--navy3),var(--navy2));color:white;padding-bottom:100px}.classReady:before{content:"0";position:absolute;right:-12vw;top:-20vh;font-family:var(--display);font-size:min(82vw,1050px);line-height:1;color:transparent;-webkit-text-stroke:1px #8dc7e51b;transform:scaleX(.72)}.classGrid{display:grid;grid-template-columns:1.05fr .95fr;gap:8vw;align-items:center}.classTitle h2{font-family:var(--display);font-size:clamp(62px,7vw,104px);line-height:.86;letter-spacing:-.065em;margin:0}.classTitle h2 span{color:#72b3da}.classTitle>p:last-child{font-size:16px;line-height:1.55;color:#b9d0de;max-width:560px;margin-top:26px}.classChecklist{display:grid;gap:10px}.classChecklist article{min-height:70px;display:grid;grid-template-columns:45px 1fr 34px;gap:14px;align-items:center;padding:0 16px;border:1px solid #ffffff1f;background:#ffffff0b;border-radius:18px}.classChecklist article b{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:#78b8da;color:#082440;font-size:9px}.classChecklist article span{font-size:17px;font-weight:800}.classChecklist article i{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:#e7bd4d;color:#082440;font-style:normal;font-weight:900}.afterFeedback{margin-top:10px;padding:20px 22px;border-radius:18px;background:#e7bd4d;color:#082440}.afterFeedback small{font-size:8px;letter-spacing:.14em;font-weight:900}.afterFeedback p{margin:6px 0 0;font-family:var(--serif);font-size:18px;line-height:1.3}.classReady footer{position:absolute;left:7vw;right:7vw;bottom:24px;border-top:1px solid #ffffff19;padding-top:12px;display:flex;justify-content:space-between;color:#88aabf;font-size:8px;letter-spacing:.1em;text-transform:uppercase}

/* NOTES */
.notes{position:fixed;z-index:300;right:18px;top:18px;bottom:18px;width:min(420px,calc(100vw - 36px));background:#fffdf8;color:var(--navy);border-radius:26px;padding:30px;box-shadow:0 30px 90px #0007;transform:translateX(calc(100% + 40px));transition:.42s cubic-bezier(.2,.8,.2,1);overflow:auto}.notes.open{transform:none}.notes button{position:absolute;right:16px;top:14px;width:36px;height:36px;border-radius:50%;background:#edf2f4;color:var(--navy);font-size:22px;cursor:pointer}.notes>small{font-size:8px;letter-spacing:.16em;color:#5894b9;font-weight:900}.notes h3{font-family:var(--display);font-size:32px;line-height:.95;letter-spacing:-.04em;margin:12px 0 22px}.notes p{font-family:var(--serif);font-size:16px;line-height:1.45;color:#30495c}.notes p b{color:var(--navy)}.notesClose{border-top:1px solid #dce5ea;padding-top:16px;color:#6a7983!important;font-family:var(--sans)!important;font-size:11px!important;font-weight:800}

@media(max-width:1000px){
  .topbar{height:70px;padding:var(--safeT) 18px 8px}.brandMeta{display:none}.brand img{width:84px}.utility{height:32px;padding:0 10px;font-size:8px}.rail{display:none}.chapter{padding:92px 24px 60px;min-height:auto}.hero{min-height:100svh}.heroInner,.problemGrid,.insightGrid,.conceptGrid,.visualGrid,.classGrid{grid-template-columns:1fr;gap:42px}.heroInner{padding-top:25px;min-height:calc(100svh - 150px)}.hero h1{font-size:clamp(65px,18vw,105px)}.heroLead{margin-top:22px}.heroVisual{height:52vh;min-height:440px;margin-top:-20px}.zeroScene{left:7%;width:58%;height:82%}.zeroOutline{font-size:min(98vw,580px)}.heroBottle{height:94%;right:1%}.floatLabel{font-size:7px}.productPill{font-size:7px;left:1%;bottom:1%}.heroFoot{font-size:7px}.downCue{display:none}
  .problemGrid{padding-top:20px}.problemCard{min-height:62px}.bigWatermark{font-size:70vw;bottom:8vh}.insight{padding-bottom:190px}.proofPanel{padding:22px}.proofGrid{grid-template-columns:1fr}.insightStatement{left:24px;right:24px;bottom:35px;grid-template-columns:1fr;gap:8px}.insightStatement p{font-size:22px}.conceptGrid{padding:15px 0}.bigIdea{min-height:560px}.liquidZero{border-width:30px}.bigIdeaTop b{font-size:45px}.slogan{min-height:100svh}.slogan h2{font-size:clamp(76px,22vw,130px)}.sloganReason{position:static;width:100%;border-left:0;border-top:1px solid #0c355b3a;margin-top:28px;padding:17px 0 0;max-width:500px}.sloganReason p{font-size:17px}.promiseLine{margin-top:22px}.visual{padding-top:92px}.mockStage{min-height:540px}.billboard{width:94%}.adCanvas{border-width:7px}.billboardLegs i{height:85px}.magazine{width:82%}.mockBadge{bottom:0;right:0}.classReady{min-height:100svh}.classReady footer{position:static;margin-top:34px;gap:18px;flex-wrap:wrap}.classChecklist article{min-height:62px}.classTitle h2{font-size:clamp(58px,17vw,92px)}
}
@media(max-width:560px){
  .chapter{padding-left:18px;padding-right:18px}.topActions{gap:5px}.utility{padding:0 9px}.heroVisual{min-height:390px}.zeroScene{width:62%;left:5%}.heroBottle{right:-4%}.labelC{right:-1%}.heroFoot .rule{width:20px}.chapterTag b{display:none}.sectionHead h2{font-size:clamp(48px,15vw,72px)}.largeLine{font-size:21px}.problemCard b{font-size:15px}.tensionBox p{font-size:19px}.insight blockquote{font-size:34px}.proofTitle b{font-size:52px}.conceptCopy h2{font-size:clamp(53px,16vw,78px)}.bigIdea{min-height:520px;padding:22px}.bigIdeaTop b{font-size:38px}.liquidZero{width:68%;height:86%;border-width:25px}.orb{font-size:6px;padding:6px 8px}.bigIdeaExplain{left:22px;right:22px;bottom:18px;font-size:10px}.slogan h2{font-size:clamp(68px,21vw,112px)}.sloganZero{font-size:120vw}.promiseLine{font-size:10px}.visualCopy h2{font-size:48px}.mockStage{min-height:430px}.streetSky{top:12%;height:60%}.billboard{top:47%}.adCanvas{border-width:5px}.adZero{border-width:13px}.adCopy b{font-size:23px}.adCopy small{display:none}.billboardLegs i{height:70px}.magazine{width:88%}.pressZero{border-width:18px}.pressCopy p{font-size:8px}.classChecklist article span{font-size:14px}.notes{right:8px;top:8px;bottom:8px;width:calc(100vw - 16px);padding:26px 22px}.notes h3{font-size:28px}
}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition-duration:.01ms!important}}

/* MOBILE FIX v2.1 — mobile-first layout, no clipped chapters */
@media(max-width:720px){
  html{scroll-snap-type:none;scroll-padding-top:72px}
  body{width:100%;max-width:100%;overflow-x:hidden}
  .noise{display:none}
  .topbar{height:64px;padding:max(10px,env(safe-area-inset-top)) 14px 7px}
  .topbar:after{opacity:.94}
  .brand img{width:72px}
  .topActions{gap:6px}
  .utility{height:30px;padding:0 10px;font-size:7px;letter-spacing:.06em}
  #presentBtn{display:none}

  .chapter{
    width:100%;
    min-height:0!important;
    overflow:hidden;
    display:block;
    padding:86px 18px 58px;
    scroll-snap-align:none;
  }
  .shell{width:100%;max-width:100%;margin:0}
  .micro{font-size:8px;letter-spacing:.16em;margin-bottom:15px}
  .reveal{transform:translateY(18px)}

  /* portada */
  .hero{min-height:0!important;padding-top:84px;padding-bottom:38px}
  .heroInner{display:block;min-height:0;padding:0}
  .heroCopy{position:relative;z-index:10}
  .chapterTag{margin-bottom:16px}
  .chapterTag span,.chapterTag b{font-size:7px;padding:6px 8px}
  .hero h1{font-size:clamp(54px,16.8vw,72px);line-height:.8;letter-spacing:-.065em;max-width:100%;overflow-wrap:normal}
  .heroLead{font-size:17px;line-height:1.28;margin-top:18px;max-width:29ch}
  .heroFoot{margin-top:20px;font-size:6.5px;gap:8px;max-width:100%;flex-wrap:wrap}
  .heroFoot .rule{width:18px}
  .heroVisual{height:390px;min-height:0;margin:26px 0 0;width:100%;max-width:100%}
  .zeroScene{width:64%;height:78%;left:3%;top:7%}
  .zeroOutline{left:-4%;top:2%;font-size:128vw;transform:scaleX(.62);-webkit-text-stroke-width:1px}
  .heroBottle{height:94%;right:-3%;bottom:-2%}
  .floatLabel{font-size:6px;padding:6px 8px;letter-spacing:.08em}
  .labelA{left:0;top:23%}.labelB{left:0;top:58%}.labelC{right:0;top:16%}
  .productPill{left:0;right:auto;bottom:0;max-width:78%;padding:8px 10px;font-size:6px;gap:7px;white-space:normal}
  .sunGlow{width:95vw;right:-44%;top:-8%}
  .horizon{height:22vh;bottom:-2vh}

  /* problema */
  .problemGrid,.insightGrid,.conceptGrid,.visualGrid,.classGrid{display:grid;grid-template-columns:1fr;gap:30px}
  .problemGrid{padding-top:0}
  .sectionHead h2{font-size:clamp(43px,13vw,60px);line-height:.92;max-width:100%}
  .largeLine{font-size:19px;line-height:1.35;margin-top:19px}
  .problemStack{gap:8px}
  .problemCard{min-height:58px;grid-template-columns:34px 1fr 18px;gap:10px;padding:0 12px;border-radius:15px}
  .problemCard span{width:28px;height:28px;font-size:7px}
  .problemCard b{font-size:14px}
  .problemCard:hover{transform:none}
  .tensionBox{margin-top:9px;padding:18px;border-radius:17px}
  .tensionBox p{font-size:18px}
  .bigWatermark{font-size:76vw;right:-12vw;bottom:4vh}

  /* insight — antes estaba absolutamente posicionado y podía parecer cortado */
  .insight{padding-bottom:58px}
  .insight:before{width:120vw;left:-70vw;top:-20vw}
  .insight blockquote{font-size:clamp(30px,9.6vw,40px);line-height:1.07}
  .insightPunch{font-size:18px;line-height:1.4;margin-top:18px}
  .proofPanel{padding:18px;border-radius:20px}
  .proofTitle strong{font-size:21px}.proofTitle b{font-size:46px}
  .proofGrid{grid-template-columns:1fr;gap:7px}
  .proofGrid span{min-height:52px;font-size:11px}
  .insightStatement{position:static;left:auto;right:auto;bottom:auto;margin-top:30px;padding-top:16px;grid-template-columns:1fr;gap:7px}
  .insightStatement p{font-size:20px;line-height:1.3}

  /* concepto */
  .conceptGrid{padding:0}
  .conceptCopy h2{font-size:clamp(46px,14.2vw,64px);line-height:.9}
  .conceptCopy>p:last-child{font-size:15px;line-height:1.5;margin-top:19px}
  .bigIdea{min-height:470px;padding:18px;border-radius:22px}
  .bigIdeaTop b{font-size:34px}.bigIdeaTop small{font-size:7px}
  .livingZero{left:3%;right:3%;top:20%;bottom:16%}
  .liquidZero{width:64%;height:82%;border-width:22px}
  .orb{font-size:5.5px;padding:5px 7px;letter-spacing:.07em}
  .o1{left:2%}.o2{right:1%}.o3{left:1%}.o4{right:6%}.o5{left:30%}.o6{right:20%}
  .bigIdeaExplain{left:18px;right:18px;bottom:16px;font-size:9px;line-height:1.4}

  /* slogan */
  .slogan{min-height:0!important;padding-bottom:58px}
  .sloganInner{min-height:0;display:block}
  .slogan h2{font-size:clamp(61px,18.4vw,82px);line-height:.76;letter-spacing:-.07em;max-width:100%}
  .sloganZero{right:-28vw;top:14%;font-size:130vw;transform:scaleX(.58);transform-origin:right top}
  .sloganReason{position:static;width:100%;max-width:none;margin-top:24px;padding:16px 0 0;border-left:0;border-top:1px solid #0c355b38}
  .sloganReason p{font-size:16px;line-height:1.38}
  .promiseLine{margin-top:20px;gap:9px;font-size:9px;flex-wrap:wrap}
  .promiseLine i{width:25px}

  /* key visual */
  .visual{padding-top:86px}
  .visualCopy h2{font-size:clamp(40px,12.4vw,54px);line-height:.94}
  .visualCopy>p{font-size:14px;line-height:1.5;margin:17px 0}
  .formatSwitch{max-width:100%;display:flex}
  .formatSwitch button{flex:1;height:36px;padding:0 10px;font-size:7px}
  .formatNote{margin-top:11px}
  .mockStage{width:100%;min-height:390px;height:390px;margin-top:0;overflow:hidden;border-radius:20px}
  .streetSky{top:9%;height:62%;border-radius:20px}
  .streetSun{width:58px;right:7%;top:13%}
  .streetGround{height:31%;border-radius:0 0 20px 20px}
  .billboard{width:96%;top:46%}
  .adCanvas{border-width:5px;border-radius:5px}
  .adLogo{width:20%}
  .adZero{left:33%;width:39%;height:86%;border-width:12px}
  .adBottle{height:96%;right:0;bottom:-9%}
  .adCopy{left:4%;bottom:7%}
  .adCopy b{font-size:clamp(17px,5.4vw,22px);line-height:.78}
  .adCopy small{display:none}
  .billboardLegs i{height:62px}
  .magazine{width:84%;max-width:305px}
  .pressZero{border-width:15px}
  .pressCopy{right:42%}
  .pressCopy b{font-size:clamp(18px,5.7vw,23px)}
  .pressCopy p{font-size:7px}.pressCopy small{font-size:5.5px}
  .mockBadge{right:8px;bottom:7px;font-size:6px;padding:6px 8px}

  /* cierre */
  .classReady{min-height:0!important;padding-bottom:max(40px,env(safe-area-inset-bottom))}
  .classTitle h2{font-size:clamp(48px,14.6vw,64px);line-height:.9}
  .classTitle>p:last-child{font-size:14px;line-height:1.5;margin-top:18px}
  .classChecklist{gap:8px}
  .classChecklist article{min-height:56px;grid-template-columns:32px 1fr 28px;gap:10px;padding:0 11px;border-radius:15px}
  .classChecklist article b{width:27px;height:27px;font-size:7px}
  .classChecklist article span{font-size:13px}
  .classChecklist article i{width:25px;height:25px;font-size:11px}
  .afterFeedback{padding:16px;border-radius:15px}
  .afterFeedback p{font-size:16px}
  .classReady footer{position:static;margin-top:28px;padding-top:11px;display:grid;gap:6px;font-size:6.5px}

  /* guion */
  .notes{right:7px;left:7px;top:7px;bottom:7px;width:auto;border-radius:20px;padding:25px 19px}
  .notes h3{font-size:26px}.notes p{font-size:15px}
}

@media(max-width:370px){
  .chapter{padding-left:14px;padding-right:14px}
  .hero h1{font-size:52px}
  .heroVisual{height:350px}
  .floatLabel{display:none}
  .productPill{max-width:72%}
  .sectionHead h2{font-size:42px}
  .conceptCopy h2{font-size:43px}
  .bigIdea{min-height:440px}
  .slogan h2{font-size:58px}
  .visualCopy h2{font-size:39px}
  .mockStage{height:350px;min-height:350px}
  .classTitle h2{font-size:46px}
}