@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;450;500;550;600;650;700&family=DM+Serif+Display:ital@0;1&display=swap');
:root{--paper:#faf9f5;--forest:#284b41;--ink:#243d35;--muted:#6f7770;--sage:#e9eee6;--line:#dfE3da;--accent:#c4d2b8;--white:#fff;--serif:'DM Serif Display',Georgia,serif;--sans:'DM Sans',Arial,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:15px;line-height:1.65;-webkit-font-smoothing:antialiased}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}p,h1,h2,h3{margin:0}svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #738f52;outline-offset:5px}.icon-library{position:absolute;width:0;height:0;overflow:hidden}.container{width:min(1180px,calc(100% - 96px));margin-inline:auto}.skip-link{position:fixed;top:-100px;left:20px;background:var(--forest);color:white;padding:14px;z-index:100}.skip-link:focus{top:12px}.site-header{height:96px;border-bottom:1px solid 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p{font-size:11px;color:#6d7865;margin-top:14px;max-width:345px;line-height:1.8}.vape-art{height:204px;position:relative;max-width:345px;margin:auto}.vape-device{position:absolute;width:42px;height:112px;background:linear-gradient(100deg,#65785e,#adb9a2 40%,#879d7b 80%,#65735d);transform:rotate(-23deg);border-radius:8px 8px 12px 12px;bottom:11px;left:43%;box-shadow:10px 10px 16px #53644a24;z-index:2;border:1px solid #718368}.mouthpiece{position:absolute;width:25px;height:20px;top:-18px;left:7px;background:linear-gradient(90deg,#3c4937,#6d7965,#374930);border-radius:5px 5px 0 0}.vape-device>span{display:block;background:#ccd5c0;border-radius:2px;height:37px;width:4px;position:absolute;top:17px;left:17px}.vape-device 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h3{font-size:15px;font-weight:600;margin-bottom:12px}.prevention-grid p{font-size:11px;color:#7d8377;line-height:1.9;max-width:235px}.plan-box{background:#eeefe7;border:1px solid #e0e4d8;border-radius:8px;margin-top:47px;padding:27px 32px;display:flex;justify-content:space-between;align-items:center;gap:25px}.plan-box .tag{font-size:8px;color:#819071;margin-bottom:8px}.plan-box h3{font-size:18px;margin-bottom:5px}.plan-box p{font-size:11px;color:#7b8472}.plan-box .button{font-size:11px;gap:17px}.quiz-section{background:#284b41;color:#f8f9ef;border-radius:12px;padding:45px 48px;display:grid;grid-template-columns:1fr 1.1fr;gap:54px}.quiz-section .eyebrow{color:#b4c6a4;font-size:9px}.quiz-section h2{font-size:39px;margin:16px 0}.quiz-section h2 em{color:#c7d4af}.quiz-intro p{font-size:12px;color:#c1cfc2;line-height:1.9}.quiz-dots{display:flex;gap:7px;margin-top:29px}.quiz-dots span{width:6px;height:6px;border-radius:50%;background:#6c8576}.quiz-dots span.current{background:#d7e3be;width:22px;border-radius:5px}.quiz-dots span.complete{background:#d7e3be}.quiz-card{border:1px solid #78948360;border-radius:8px;padding:25px;background:#ffffff05;min-height:226px}.quiz-meta{display:flex;justify-content:space-between;gap:15px;font-size:8px;color:#b8cbad;letter-spacing:1px}.quiz-card h3{font-family:var(--serif);font-weight:400;font-size:23px;line-height:1.3;margin:20px 0 21px;color:#f7f8ed}.quiz-options{display:flex;gap:12px}.quiz-answer{background:transparent;border:1px solid #849d8b80;color:#ecf2e5;display:flex;align-items:center;justify-content:space-between;gap:20px;border-radius:5px;padding:10px 12px;flex:1;font-size:10px}.quiz-answer:hover:not(:disabled){background:#ffffff15}.quiz-answer:disabled{cursor:default}.quiz-answer.selected{background:#dbe7cd;color:#284b41;border-color:#dbe7cd}.quiz-answer.incorrect{background:#c3a08a;color:#253c31;border-color:#c3a08a}#quiz-feedback{font-size:11px;line-height:1.7;color:#d4e0ce;margin-top:16px}.quiz-next{color:#e0eccf;border-color:#728967;margin-top:8px}.quiz-restart{color:#edf4e8;font-size:11px;margin-top:8px}.quiz-restart:hover{color:#284b41}.faq-section{display:grid;grid-template-columns:.7fr 1.3fr;gap:60px}.faq-section h2{font-size:40px}.faqs{padding-top:6px}.faqs details{border-bottom:1px solid #dce1d5;padding:20px 0}.faqs details:first-child{padding-top:0}.faqs summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:13px;font-weight:500;cursor:pointer}.faqs summary::-webkit-details-marker{display:none}.faqs summary svg{height:17px;width:17px;color:#8b9d7c;transition:transform .2s}.faqs details[open] svg{transform:rotate(45deg)}.faqs details p{font-size:12px;color:#788170;margin-top:15px;line-height:1.9}.faqs details p a{border-bottom:1px solid #bac5ad}.sources-section{background:#f0f1e9;border-block:1px solid #e2e5da;padding:40px 0}.sources-heading{display:flex;gap:16px;align-items:center}.sources-heading>svg{color:#8c9c7e;width:28px;height:28px}.sources-heading h3{font-size:15px}.sources-heading p{font-size:11px;color:#7f8975;margin-top:4px}.sources-list{display:grid;grid-template-columns:repeat(4,1fr);gap:13px 32px;font-size:10px;padding-left:17px;margin:28px 0 21px;color:#6e7e61}.sources-list li::marker{color:#8c9b7e;font-size:9px}.sources-list a:hover{text-decoration:underline}.sources-list span{margin-left:7px}.education-note{font-size:9px;line-height:1.8;color:#88907e;border-top:1px solid #dfe4d5;padding-top:17px}footer{display:flex;align-items:center;justify-content:space-between;gap:30px;padding-top:31px;padding-bottom:31px}footer .brand{font-size:17px}footer .brand-mark svg{height:29px;width:29px}footer>p{font-size:10px;color:#8d9485}footer>a:last-child{font-size:10px;color:#75866a}dialog{border:1px solid #ccd5c0;border-radius:14px;background:var(--paper);color:var(--ink);max-width:540px;width:calc(100% - 35px);max-height:90vh;padding:38px;box-shadow:0 30px 100px #0c25194d}dialog::backdrop{background:#172d2560;backdrop-filter:blur(4px)}dialog h2{font-size:38px;margin-bottom:20px}dialog>p{font-size:12px;color:#737e6c;line-height:1.8}.close-dialog{position:absolute;right:16px;top:12px;font-size:29px;line-height:1;padding:4px 7px;border:0;background:transparent;color:#76866c}#plan-form{margin-top:23px}#plan-form label{display:flex;align-items:flex-start;gap:12px;padding:13px 0;border-bottom:1px solid #e0e5d9;font-size:12px;cursor:pointer}#plan-form input{accent-color:var(--forest);margin:4px 0 0;width:16px;height:16px;flex-shrink:0}#plan-form .button{margin-top:23px;width:100%}#plan-status{margin-top:16px}#download-plan{margin-top:7px}[hidden]{display:none!important}
@media(min-width:1450px){.container{width:min(1280px,calc(100% - 140px))}.hero{min-height:710px;gap:45px}.hero-visual{height:580px}h1{font-size:89px}.hero-description{font-size:17px}.hero-lungs{width:108%}.orbit-one{width:520px;height:520px}.orbit-two{width:580px;height:580px}.hero-actions .button{font-size:14px}.hero-actions .text-link{font-size:13px}.hero-note{margin-top:42px}.section{padding-top:106px;padding-bottom:101px}}
@media(max-width:1100px){.container{width:calc(100% - 64px)}.nav-wrap{gap:20px}nav{gap:19px}.nav-cta{font-size:10px;gap:8px;padding:10px 12px}.brand{font-size:20px}.hero{min-height:610px}.hero-visual{height:480px}.orbit-one{width:380px;height:380px}.orbit-two{width:450px;height:450px}.hero-actions{gap:17px;flex-wrap:wrap}.hero-actions .button{font-size:12px}.hero-actions .text-link{font-size:11px}.lung-label{font-size:8px;padding:7px 9px}.label-healthy{left:-10px}.label-affected{right:-13px}.explore-strip a{padding:0 14px;gap:12px}.explore-strip strong{font-size:11px}.explore-strip small{font-size:8px}.strip-icon{height:37px;width:37px}.strip-arrow{display:none}.vaping-grid{gap:38px}.quiz-section{gap:30px;padding:35px}.sources-list{grid-template-columns:repeat(3,1fr)}}
@media(max-width:800px){.site-header{height:79px}.container{width:calc(100% - 44px)}.nav-cta{display:none}nav{gap:22px}.hero{grid-template-columns:1fr 1fr;gap:0;min-height:565px;padding-top:24px;padding-bottom:30px}h1{font-size:59px}.hero .eyebrow{font-size:8px;letter-spacing:1px}.hero-description{font-size:12px}.hero-actions{margin-top:22px;gap:13px;flex-direction:column;align-items:flex-start}.hero-note{margin-top:24px;font-size:9px}.hero-visual{height:430px}.orbit-one{width:290px;height:330px}.orbit-two{width:350px;height:400px}.hero-lungs{width:119%}.visual-kicker{font-size:7px;top:15px}.label-healthy{top:54%;left:-8px}.label-affected{top:66%;right:-5px}.label-line{width:18px}.label-affected .label-line{width:10px}.art-caption{font-size:7px;max-width:240px;bottom:19px}.explore-strip{padding:21px 8px;min-height:97px}.explore-strip a{gap:10px;padding:0 11px}.explore-strip strong{font-size:10px}.explore-strip small{font-size:8px;line-height:1.5;max-width:130px}.strip-icon{height:28px;width:28px}.strip-icon svg{height:17px;width:17px}.section{padding-top:68px;padding-bottom:65px}h2{font-size:39px}.section-heading{gap:20px}.section-heading>p{font-size:10px}.lung-card{padding:24px}.lung-card>p{min-height:87px}.airway-visual{gap:16px}.airway-ring{height:47px;width:47px;border-width:5px}.airway-ring>span{height:24px;width:24px}.airway-ring:after{inset:-9px}.airway-visual strong{font-size:9px}.airway-visual small{font-size:8px}.tag{font-size:7px;letter-spacing:1px}.vaping-grid{gap:30px}.vape-feature{padding:23px}.vape-art{height:190px}.chemical{font-size:7px;padding:3px 6px}.chem-three{right:-12px}.chem-two{left:-9px}.fact-row{gap:13px;padding:18px 0}.fact-row h3{font-size:15px}.fact-row p{font-size:10px}.vape-feature h3{font-size:27px}.vape-feature p{font-size:10px}.prevention-grid{gap:20px}.prevention-grid h3{font-size:13px}.prevention-grid p{font-size:10px}.plan-box{padding:25px}.plan-box h3{font-size:16px}.plan-box p{font-size:10px}.plan-box .button{font-size:10px;max-width:205px}.quiz-section{padding:31px;gap:26px;grid-template-columns:.8fr 1.2fr}.quiz-section h2{font-size:32px}.quiz-intro p{font-size:10px}.quiz-card{padding:20px}.quiz-card h3{font-size:21px}.quiz-answer{gap:10px;font-size:9px}.quiz-meta{font-size:7px;gap:8px}.faq-section{gap:35px;grid-template-columns:.7fr 1.3fr}.faq-section h2{font-size:36px}.faqs summary{font-size:11px}.faqs details p{font-size:11px}.sources-list{font-size:9px;gap:13px 22px}footer>p{font-size:8px}footer .brand{font-size:15px}}
@media(max-width:600px){html{scroll-padding-top:82px}.container{width:calc(100% - 40px)}.site-header{height:72px}.brand{font-size:21px}.brand-mark svg{width:31px;height:31px}.menu-toggle{display:flex;flex-direction:column;justify-content:center;gap:6px;width:38px;height:38px;border:1px solid #cdd6c5;border-radius:5px;background:transparent;align-items:center}.menu-toggle span{display:block;width:17px;height:1px;background:var(--forest)}nav{display:none;position:absolute;top:71px;left:0;right:0;background:var(--paper);padding:15px 25px 22px;border-bottom:1px solid #dbe1d5;box-shadow:0 10px 15px #284b4108}nav.open{display:flex;flex-direction:column;align-items:stretch;gap:3px}nav a{font-size:14px;padding:10px}nav a.active:after{left:0;bottom:18px}.hero{display:flex;flex-direction:column;align-items:stretch;padding-top:41px;padding-bottom:24px;gap:14px}.hero .eyebrow{font-size:8px;letter-spacing:1.5px}h1{font-size:66px;letter-spacing:-2.2px;margin:21px 0 19px}.hero-description{font-size:13px;line-height:1.85}.hero-actions{flex-direction:row;align-items:center;gap:20px;flex-wrap:wrap;margin-top:24px}.hero-actions .button{font-size:11px;padding:13px 17px;gap:13px}.hero-actions .text-link{font-size:10px;gap:6px}.hero-note{display:none}.hero-visual{height:372px;width:100%;max-width:430px;margin:15px auto 0}.hero-lungs{width:101%;max-height:430px}.orbit-one{width:310px;height:310px}.orbit-two{width:350px;height:350px}.visual-kicker{top:5px;font-size:7px}.label-healthy{left:2px;top:49%;font-size:8px}.label-affected{right:-1px;top:64%;font-size:8px}.art-caption{bottom:0px;font-size:7px}.explore-strip{grid-template-columns:1fr;padding:7px 21px;gap:0;border-radius:8px}.explore-strip a{padding:17px 0;gap:15px}.explore-strip a+a{border-left:0;border-top:1px solid #ffffff20}.explore-strip strong{font-size:12px}.explore-strip small{font-size:9px;max-width:none;margin-top:3px}.strip-icon{width:36px;height:36px}.strip-icon svg{width:20px;height:20px}.strip-arrow{display:block}.section{padding-top:59px;padding-bottom:58px}.section-heading{display:block;margin-bottom:26px}.section-heading>p{font-size:11px;margin-top:18px}.eyebrow{font-size:8px;letter-spacing:1.5px}h2{font-size:39px;letter-spacing:-1.2px;margin-top:12px}.comparison-tabs{width:100%;justify-content:space-between;gap:2px;padding:4px}.comparison-tabs button{font-size:10px;padding:10px 9px;flex:1;white-space:nowrap}.comparison-grid{grid-template-columns:1fr;gap:15px}.lung-card{padding:25px}.card-top{margin-bottom:19px}.tag{font-size:8px;letter-spacing:1px}.lung-card h3{font-size:26px}.lung-card>p{font-size:12px;min-height:0;line-height:1.85}.airway-visual{margin-top:22px;padding-top:20px;gap:23px}.airway-visual strong{font-size:10px}.airway-visual small{font-size:9px}.airway-ring{margin-left:5px}.section-note{font-size:8px;line-height:1.8;margin-top:16px}.vaping-grid{grid-template-columns:1fr;gap:24px}.vape-feature{padding:27px}.vape-art{height:195px}.chemical{font-size:9px;padding:5px 9px}.chem-three{right:0}.chem-two{left:0}.vape-feature h3{font-size:30px}.vape-feature p{font-size:12px}.vaping-facts{padding:0 2px}.fact-row{padding:23px 0;gap:17px}.fact-number{font-size:26px}.fact-row h3{font-size:16px}.fact-row p{font-size:12px}.why-box{gap:13px;margin-top:21px;padding-top:25px}.why-box p{font-size:11px}.why-icon{width:32px;height:32px}.prevention-grid{grid-template-columns:1fr 1fr;gap:33px 24px;margin-top:31px}.prevention-grid h3{font-size:14px;max-width:150px}.prevention-grid p{font-size:11px;line-height:1.8}.prevention-icon{height:43px;width:43px;margin-bottom:18px;border-radius:10px}.step{font-size:21px;right:5px}.plan-box{display:block;padding:25px;margin-top:32px}.plan-box h3{font-size:17px}.plan-box p{font-size:11px}.plan-box .button{margin-top:19px;max-width:none;font-size:11px;padding:13px 17px}.quiz-section{display:block;padding:29px 23px}.quiz-section h2{font-size:35px}.quiz-intro p{font-size:11px}.quiz-dots{margin-top:20px;margin-bottom:25px}.quiz-card{padding:21px;min-height:210px}.quiz-meta{font-size:7px}.quiz-card h3{font-size:23px}.quiz-answer{font-size:10px;padding:11px}.faq-section{display:block}.faq-section h2{font-size:36px}.faq-section h2 br{display:none}.faqs{margin-top:33px}.faqs summary{font-size:12px;line-height:1.7}.faqs details p{font-size:12px}.sources-section{padding:29px 0}.sources-heading{align-items:flex-start;gap:12px}.sources-heading h3{font-size:13px;line-height:1.5;max-width:270px}.sources-heading p{font-size:10px}.sources-heading>svg{width:22px;height:22px;margin-top:3px}.sources-list{grid-template-columns:1fr 1fr;gap:15px 23px;font-size:9px;line-height:1.7}.sources-list a{display:block}.education-note{font-size:8px}footer{display:flex;flex-wrap:wrap;gap:20px;padding-block:25px}footer .brand{font-size:18px}footer>p{order:3;width:100%;font-size:9px;margin-top:-9px}footer>a:last-child{font-size:9px;margin-left:auto}dialog{padding:31px 25px}dialog h2{font-size:34px}#plan-form label{font-size:11px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
@media print{.site-header,.hero-actions,.explore-strip,.menu-toggle,.plan-box,.quiz-section,dialog,footer>a:last-child{display:none!important}body{color:#111;background:white}.container{width:100%}.section{padding:25px 0}.hero{min-height:400px}.hero-visual{height:360px}.hero-lungs{max-width:400px}.section-heading{margin-bottom:20px}.sources-list{grid-template-columns:1fr 1fr}.vaping-section,.sources-section{background:#f7f7f3}.lung-card,.prevention-grid article,details{break-inside:avoid}h1{font-size:58px}h2{font-size:32px}a[href^="https"]{text-decoration:underline}nav{display:none}}

/* Readable text contrast across the warm neutral palette. */
.hero-description{color:#626f61}.hero-note,.hero-note strong,.art-caption,.art-caption span{color:#65735e}.eyebrow,.visual-kicker{color:#64755a}.section-heading>p,.section-note{color:#65705e}.lung-card>p,.affected-card>p{color:#5f6b58}.airway-visual small{color:#647159}.vape-feature p,.vape-feature .tag,.fact-row p,.why-box p{color:#5e6d54}.prevention-grid p,.plan-box p,.plan-box .tag{color:#627157}.faqs details p,.sources-heading p,.sources-list,.education-note,footer>p,footer>a:last-child{color:#606f55}.comparison-tabs button{color:#637259}.source-ref{color:#516640}
@media(max-width:600px){h1{font-size:clamp(46px,13.8vw,60px)}.art-caption{color:#65735e}}
@media(max-width:600px){.hero-visual .orbit{max-width:100%;height:auto;aspect-ratio:1}}
@media(max-width:360px){.comparison-tabs button{font-size:9px;padding:10px 4px;min-width:0;flex:1 1 0}.quiz-options{gap:8px}.quiz-answer{padding:10px 8px;gap:7px}}
@media(min-width:601px) and (max-width:800px){.hero-lungs{width:108%}}

/* Keep the full initiative name readable at every screen size. */
.brand,footer .brand{max-width:300px;min-width:0;font-size:15px;letter-spacing:-.2px;white-space:normal;line-height:1.3}
.brand>.brand-copy{font-weight:650!important}
.brand-mark{flex-shrink:0}
.site-header nav,.nav-cta,.menu-toggle{flex-shrink:0}
@media(max-width:900px){
 .site-header .nav-cta{display:none}
 .site-header .menu-toggle{display:flex;flex-direction:column;justify-content:center;gap:6px;width:38px;height:38px;border:1px solid #cdd6c5;border-radius:5px;background:transparent;align-items:center}
 .menu-toggle span{display:block;width:17px;height:1px;background:var(--forest)}
 .site-header nav{display:none;position:absolute;top:100%;left:0;right:0;background:var(--paper);padding:15px 25px 22px;border-bottom:1px solid #dbe1d5;box-shadow:0 10px 15px #284b4108}
 .site-header nav.open{display:flex;flex-direction:column;align-items:stretch;gap:3px}
 .site-header nav a{font-size:14px;padding:10px}
 .site-header nav a.active:after{left:0;bottom:18px}
}
@media(max-width:600px){.nav-wrap{gap:12px}.brand,footer .brand{font-size:13px;max-width:280px}.brand-mark{margin-right:8px}footer .brand{flex-basis:100%}}