:root{--blue:#174bdf;--ink:#132340;--muted:#65728a;--orange:#ff743e;--line:#e4e9f1;--pale:#f4f7fc}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:var(--ink);font-family:'Be Vietnam Pro',sans-serif;font-size:14px;line-height:1.75}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,summary{ -webkit-tap-highlight-color:transparent}button{cursor:pointer}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #ffb58c;outline-offset:5px}h1,h2,h3,h4,p{margin:0}h1,h2,h3,h4{line-height:1.3}p{color:var(--muted)}.container{width:min(1200px,calc(100% - 80px));margin:auto}header{height:94px;border-bottom:1px solid var(--line);background:#fffffff5;position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}.nav{height:100%;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:inline-flex;gap:11px;align-items:center;white-space:nowrap;font-size:18px;font-weight:800;letter-spacing:-.6px;line-height:1.25}.brand b{color:var(--blue)}.brand small{display:block;font-size:7.5px;letter-spacing:1.4px;margin-top:6px;font-weight:600;color:var(--muted)}.brand-icon{width:43px;height:43px;background:var(--blue);color:white;display:grid;place-items:center;font-size:34px;border-radius:12px;line-height:1}nav{display:flex;gap:28px;font-size:13px;font-weight:500}nav a:hover{color:var(--blue)}.btn{border:0;background:var(--blue);color:white;padding:14px 22px;display:inline-flex;align-items:center;justify-content:center;gap:22px;border-radius:7px;font-size:13px;font-weight:600;line-height:1.6;transition:transform .2s,background .2s}.btn:hover{transform:translateY(-2px);filter:brightness(.96)}.orange{background:var(--orange);color:#182238}.outline{background:white;border:1px solid #d4ddea;color:var(--ink)}.secondary{display:inline-flex;align-items:center;gap:16px;font-weight:600;font-size:13px}.secondary:hover{color:var(--blue)}.menu{display:none}.hero{overflow:hidden;background:linear-gradient(115deg,#fff 32%,#f0f5ff 100%)}.hero-grid{min-height:645px;display:grid;grid-template-columns:1.03fr 1fr;align-items:center;gap:30px}.eyebrow{font-size:10px;font-weight:700;letter-spacing:1.4px;display:inline-flex;align-items:center;gap:9px}.blue{color:var(--blue)}.status-dot{width:7px;height:7px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 4px #e8efff}h1{font-size:clamp(42px,4.5vw,63px);font-weight:800;letter-spacing:-2.7px;line-height:1.19;margin:23px 0}h1 span{color:var(--blue);position:relative}h1 span:after{content:'';position:absolute;bottom:-7px;left:0;width:100%;height:9px;border-top:3px solid var(--orange);border-radius:50%;transform:rotate(-2deg)}.lead{font-size:15px;max-width:490px;line-height:1.95}.hero-actions{display:flex;align-items:center;gap:26px;margin-top:30px}.hero-notes{display:flex;gap:23px;color:#677790;font-size:11px;margin-top:24px}.hero-art{height:490px;position:relative;display:grid;place-items:center}.orbit{position:absolute;border:1px dashed #c7d6f1;border-radius:50%;width:410px;height:410px;transform:rotate(-20deg)}.orbit-two{width:520px;height:300px;transform:rotate(35deg);opacity:.55}.hero-art:before{content:'';position:absolute;width:350px;height:350px;background:#dbe7ff;border-radius:50%;filter:blur(30px);opacity:.65}.store{position:relative;width:310px;background:white;border:1px solid #dbe4f4;border-radius:15px;box-shadow:0 30px 65px #24498722;transform:rotate(-3deg);z-index:2}.store-top{height:39px;display:flex;align-items:center;gap:5px;padding:0 14px;background:#f9fbff;border-radius:15px 15px 0 0}.store-top span{width:5px;height:5px;background:#cbd6e9;border-radius:50%}.store-top b{font-size:8px;font-weight:500;margin:auto;color:#7c8da7}.awning{height:49px;display:flex;margin:0 -8px;filter:drop-shadow(0 5px 3px #0000000a)}.awning i{flex:1;background:#2558e5;border-radius:0 0 14px 14px}.awning i:nth-child(2n){background:#edf2ff}.store-content{text-align:center;padding:23px 23px 26px}.store-symbol{margin:auto auto 9px;width:40px;height:40px;background:#edf3ff;color:var(--blue);font-size:28px;border-radius:12px}.store-content h3{font-size:20px}.store-content p{font-size:6.5px;letter-spacing:1px;margin:8px 0 22px}.products{display:flex;gap:10px}.products>div{background:#f3f6fc;flex:1;height:90px;border-radius:6px;display:flex;align-items:center;flex-direction:column;justify-content:center;gap:10px}.products i{width:32px;height:4px;background:#dbe3f0;border-radius:3px}.product{display:block;position:relative}.bag{width:27px;height:30px;background:#ffac7c;border-radius:3px}.bag:before{content:'';position:absolute;width:12px;height:10px;border:2px solid #ca6c3e;border-bottom:0;border-radius:8px 8px 0 0;left:6px;top:-8px}.box{width:30px;height:29px;background:#a6baff;transform:rotate(-8deg)}.box:after{content:'';position:absolute;background:#e2e9ff;width:7px;height:100%;left:12px}.bottle{width:18px;height:32px;background:#86c6bb;border-radius:5px}.bottle:before{content:'';position:absolute;width:10px;height:7px;left:4px;top:-5px;background:#3b8c80;border-radius:2px}.floating{position:absolute;z-index:3;display:flex;align-items:center;justify-content:center;gap:10px;background:white;border:1px solid #e8edf7;box-shadow:0 10px 30px #1c3e7212;border-radius:12px;padding:10px 16px;font-size:28px;font-weight:800}.floating span{font-size:11px;font-weight:600;color:var(--ink)}.fb{top:35px;left:21px;color:#1877f2;transform:rotate(-7deg)}.tt{right:-3px;top:95px;color:#17253e;transform:rotate(8deg)}.shop{bottom:70px;left:0;color:#ee582a;transform:rotate(-6deg)}.zalo{right:0;bottom:106px;color:#0785f2;transform:rotate(5deg)}.art-label{position:absolute;z-index:4;bottom:37px;left:111px;background:white;box-shadow:0 12px 35px #173f7b16;border-radius:9px;border:1px solid #e5edf9;padding:13px 18px;display:flex;align-items:center;gap:12px;font-size:10px;font-weight:600}.art-label>span{color:#2b9c76;background:#e7f6ee;display:grid;place-items:center;width:28px;height:28px;border-radius:50%;font-size:16px}.art-label small{font-size:8px;display:block;color:var(--muted);font-weight:400}.art-caption{position:absolute;bottom:7px;font-size:7px;letter-spacing:1px;color:#8292a9}.spark{position:absolute;color:var(--orange);font-size:32px}.s1{right:33px;top:33px}.s2{left:31px;bottom:169px;font-size:22px;color:#5277df}.platform-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:28px 0}.platform-strip .container{display:flex;align-items:center;gap:45px}.platform-strip p{font-size:8px;letter-spacing:1px;width:150px;flex-shrink:0}.platform-strip .container>div{display:flex;justify-content:space-between;gap:22px;width:100%;align-items:center}.platform-strip b{font-size:16px;letter-spacing:-.5px;color:#66768d}.section{padding-top:94px;padding-bottom:94px}h2{font-size:38px;letter-spacing:-1.6px;font-weight:700;line-height:1.3}.section-heading h2{margin:15px 0 16px}.section-heading p{font-size:13px}.split{display:flex;align-items:center;justify-content:space-between;gap:30px}.split>p{max-width:370px}.centered{text-align:center;max-width:650px;margin:0 auto 42px}.pain-grid{display:grid;grid-template-columns:repeat(4,1fr);margin-top:37px;border:1px solid var(--line);border-radius:12px;overflow:hidden}.pain-grid article{padding:27px;border-right:1px solid var(--line)}.pain-grid article:last-child{border:0}.pain-grid article>span{color:var(--blue);font-size:11px;font-weight:600}.pain-grid h3{font-size:16px;margin:22px 0 12px}.pain-grid p{font-size:12px}.services{background:var(--pale)}.channel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.channel{padding:26px 23px;background:white;border:1px solid #e6ebf3;border-radius:11px;transition:transform .2s,box-shadow .2s}.channel:hover{transform:translateY(-4px);box-shadow:0 12px 35px #173f7b0d}.channel-logo{display:grid;place-items:center;width:43px;height:43px;border-radius:11px;color:var(--brand);background:color-mix(in srgb,var(--brand) 8%,white);font-size:27px;font-weight:800;letter-spacing:-2px}.channel h3{font-size:18px;margin:19px 0 10px}.channel h4{font-size:12px;font-weight:600;line-height:1.6;min-height:38px}.channel p{font-size:11px;margin:10px 0 20px;min-height:60px}.text-btn{background:none;border:0;border-top:1px solid #edf0f5;padding:15px 0 0;width:100%;text-align:left;color:var(--blue);font-size:10px;font-weight:600;display:flex;justify-content:space-between}.footnote{text-align:center;font-size:10px;margin-top:25px}.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:25px;margin-top:44px}.steps article{position:relative}.steps article:not(:last-child):after{content:'';height:1px;background:var(--line);position:absolute;left:66px;right:0;top:24px}.step-number{display:grid;place-items:center;background:#eef3ff;color:var(--blue);height:49px;width:49px;border-radius:50%;font-size:15px;font-weight:700}.steps h3{font-size:14px;margin:23px 0 12px}.steps p{font-size:11px}.process-note{display:flex;align-items:center;gap:20px;border:1px solid var(--line);border-radius:9px;padding:22px;margin-top:40px;background:#fafcff}.process-note>span{font-size:25px;color:var(--blue)}.process-note p{font-size:11px}.process-note strong{color:var(--ink);display:block}.process-note a{white-space:nowrap;margin-left:auto;font-size:11px;color:var(--blue);font-weight:600}.packages{background:#f5f7fb}.package-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:23px;padding-top:15px}.package{border:1px solid var(--line);border-radius:12px;background:white;padding:32px;position:relative;display:flex;flex-direction:column}.package.featured{border:2px solid var(--blue)}.package-tag{position:absolute;left:-2px;right:-2px;top:-22px;background:var(--blue);color:white;border-radius:9px 9px 0 0;text-align:center;font-size:8px;letter-spacing:1px;padding:7px}.package.featured{border-top-left-radius:0;border-top-right-radius:0}.package-index{font-size:11px;color:var(--blue);font-weight:600}.package h3{font-size:23px;margin:19px 0 4px}.package-sub{font-size:12px;color:var(--blue);margin-bottom:15px}.package>p:not(.package-sub){font-size:11px;min-height:40px}.price{font-size:21px;font-weight:700;margin:24px 0;border-bottom:1px solid var(--line);padding-bottom:24px}.package ul{list-style:none;margin:0 0 28px;padding:0;flex:1}.package li{font-size:11px;margin:12px 0;display:flex;gap:10px}.package li:before{content:'✓';color:var(--blue)}.package .btn{width:100%;font-size:11px}.principles{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:center}.principle-intro h2{margin:16px 0 22px}.principle-intro p{font-size:13px;max-width:350px;margin-bottom:25px}.principle-grid{display:grid;grid-template-columns:1fr 1fr;gap:35px}.principle-grid article>span{color:var(--blue);font-size:25px}.principle-grid h3{font-size:15px;margin:15px 0 10px}.principle-grid p{font-size:11px}.faq-section{background:var(--pale)}.faq-layout{display:grid;grid-template-columns:.85fr 1.3fr;gap:80px}.faq-layout h2{margin:15px 0 20px}.faq-layout>div>p{font-size:12px;margin-bottom:25px}details{border-bottom:1px solid #dce3ef;padding:21px 0}details:first-child{padding-top:0}summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;font-size:13px;font-weight:600}summary::-webkit-details-marker{display:none}summary span{font-size:20px;color:var(--blue);font-weight:400}details[open] summary span{transform:rotate(45deg)}details p{font-size:12px;margin-top:15px;line-height:1.9}.contact{display:grid;grid-template-columns:.9fr 1.15fr;border:1px solid var(--line);border-radius:18px;overflow:hidden}.contact-copy{background:#123db8;padding:48px 40px;color:white;position:relative;overflow:hidden}.contact-copy .eyebrow{font-size:8px;color:#cad9ff;letter-spacing:1px}.contact-copy h2{font-size:39px;margin:24px 0;letter-spacing:-1.8px}.contact-copy p{color:#d5e0ff;font-size:12px;max-width:310px;line-height:2}.contact-line{height:1px;background:#ffffff30;margin:32px 0}.contact-points{display:flex;flex-direction:column;gap:17px;font-size:11px}.contact-points span{color:#9ab7ff}.contact-points b{color:white;font-weight:500;margin-left:16px}.contact-star{font-size:190px;position:absolute;bottom:-85px;right:0;color:#4264c7;line-height:1;opacity:.5}form{padding:40px}form h3{font-size:21px}form>p{font-size:11px;margin:10px 0 25px}label{display:block;font-size:11px;font-weight:500;margin-bottom:15px}label em{color:#c34823;font-style:normal}input:not([type=checkbox]),select,textarea{display:block;width:100%;margin-top:6px;border:1px solid #dfe5ef;border-radius:6px;background:#fcfdff;padding:11px 12px;color:var(--ink);font-size:12px;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px #174bdf13}input::placeholder,textarea::placeholder{color:#8c98ac;font-size:11px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:15px}fieldset{padding:0;margin:0 0 15px;border:0}legend{font-size:11px;font-weight:500;margin-bottom:8px}.choices{display:flex;flex-wrap:wrap;gap:7px}.choice{margin:0;cursor:pointer}.choice input{position:absolute;opacity:0;width:1px}.choice span{display:block;font-size:10px;padding:5px 10px;border:1px solid #dce3ef;border-radius:5px;font-weight:400}.choice input:checked+span{border-color:var(--blue);background:#ecf2ff;color:var(--blue)}.choice input:focus-visible+span{outline:2px solid var(--blue)}.consent{display:flex;align-items:flex-start;gap:8px;font-size:10px;color:var(--muted);font-weight:400;line-height:1.8}.consent input{margin:4px 0 0;accent-color:var(--blue)}.inline-link{border:0;background:none;color:var(--blue);padding:0;font:inherit;text-decoration:underline}.submit{width:100%;margin-top:5px}.submit:disabled{opacity:.6;cursor:wait}.trap{position:absolute;left:-9999px}#form-status{margin:12px 0 0;font-size:12px;color:#187848}footer{background:#f7f9fc;border-top:1px solid var(--line);padding:50px 0 20px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1.2fr;gap:40px}.footer-grid p{font-size:11px;margin-top:18px}.footer-grid h4{font-size:12px;margin-bottom:17px}.footer-grid>div>a:not(.brand),.footer-grid button{display:block;font-size:11px;color:var(--muted);margin:8px 0}.footer-grid button{padding:0;border:0;background:none}.footer-bottom{display:flex;justify-content:space-between;border-top:1px solid var(--line);margin-top:35px;padding-top:20px;font-size:9px;color:#8390a4}.mobile-bar{display:none}dialog{border:1px solid var(--line);border-radius:15px;padding:38px;max-width:620px;width:calc(100% - 32px);max-height:85vh;color:var(--ink);box-shadow:0 30px 100px #13234033}dialog::backdrop{background:#13234080;backdrop-filter:blur(4px)}.dialog-close{position:absolute;top:10px;right:15px;background:none;border:0;font-size:28px;color:var(--muted)}dialog h2{font-size:25px;margin:0 0 20px}dialog h3{font-size:14px;margin:20px 0 8px}dialog p,dialog li{font-size:12px}dialog .btn{margin-top:25px} @media(min-width:1500px){.hero-grid{min-height:700px}}@media(max-width:1100px){.container{width:calc(100% - 48px)}nav{gap:18px;font-size:11px}.nav-cta{padding:12px 14px;font-size:11px}.hero-grid{gap:10px}.hero-art{transform:scale(.87)}.hero-actions{gap:16px}.hero-actions .btn{padding:14px}.platform-strip .container{gap:20px}.platform-strip .container>div{gap:14px}.platform-strip b{font-size:13px}.channel-grid{grid-template-columns:repeat(2,1fr)}.channel p,.channel h4{min-height:0}.package{padding:25px}.principles{gap:40px}.contact-copy{padding:35px 28px}.contact-copy h2{font-size:33px}form{padding:30px}.faq-layout{gap:40px}}@media(max-width:760px){.container{width:calc(100% - 36px)}header{height:75px}.brand{font-size:15px}.brand-icon{width:35px;height:35px;font-size:27px}.brand small{font-size:6px}.nav{gap:10px}.nav-cta{display:none}.menu{display:block;background:#f2f5fc;border:0;border-radius:5px;padding:5px 10px;color:var(--ink);font-size:22px}nav{display:none;position:absolute;top:75px;left:0;right:0;background:white;border-bottom:1px solid var(--line);padding:22px;box-shadow:0 20px 30px #13234010}nav.open{display:flex;flex-direction:column;font-size:14px;gap:20px}.hero-grid{grid-template-columns:1fr;padding-top:45px;padding-bottom:20px;text-align:center;gap:0;min-height:0}.hero-copy .eyebrow{font-size:8px;letter-spacing:1px}h1{font-size:48px;letter-spacing:-2px;margin:22px 0}.lead{font-size:13px;margin:auto;max-width:450px}.hero-actions{justify-content:center;margin-top:25px;gap:18px}.hero-actions .btn,.secondary{font-size:11px}.hero-notes{justify-content:center;font-size:9px;gap:20px}.hero-art{height:420px;transform:scale(.85);max-width:480px;width:100%;margin:-5px auto -25px}.orbit{width:350px;height:350px}.orbit-two{width:440px;height:270px}.floating{padding:8px 12px}.fb{left:-5px;top:20px}.tt{right:-9px;top:80px}.shop{left:-13px;bottom:60px}.zalo{right:-9px;bottom:85px}.art-label{bottom:15px;left:50%;transform:translateX(-50%);white-space:nowrap}.art-caption{bottom:-12px}.store{width:280px}.platform-strip{padding:25px 0}.platform-strip .container{display:block;text-align:center}.platform-strip p{width:auto;font-size:7px;margin-bottom:16px}.platform-strip .container>div{flex-wrap:wrap;justify-content:center;column-gap:22px;row-gap:10px}.platform-strip b{font-size:13px}.section{padding-top:60px;padding-bottom:60px}h2{font-size:30px;letter-spacing:-1.2px}.eyebrow{font-size:8px;letter-spacing:1.1px}.split{display:block}.split>p{margin-top:15px;font-size:12px}.pain-grid{grid-template-columns:1fr 1fr;margin-top:25px}.pain-grid article{padding:22px 18px;border-bottom:1px solid var(--line)}.pain-grid article:nth-child(2n){border-right:0}.pain-grid article:nth-child(3){border-bottom:0}.pain-grid h3{font-size:14px;margin:16px 0 10px}.pain-grid p{font-size:10px}.channel-grid{gap:12px}.channel{padding:20px 16px}.channel h3{font-size:17px}.channel h4{font-size:11px;min-height:36px}.channel p{font-size:10px;min-height:66px}.text-btn{font-size:9px;gap:4px}.centered{margin-bottom:30px}.centered p{font-size:11px}.footnote{font-size:9px}.steps{grid-template-columns:1fr;gap:0;margin-top:30px}.steps article{padding:0 0 27px 65px;min-height:100px}.step-number{position:absolute;left:0;top:0;width:40px;height:40px;font-size:12px}.steps h3{margin:0 0 8px;font-size:14px}.steps p{font-size:11px}.steps article:not(:last-child):after{top:46px;bottom:6px;left:20px;width:1px;height:auto;right:auto}.process-note{margin-top:0;flex-wrap:wrap;padding:18px;gap:10px}.process-note p{flex:1;font-size:10px}.process-note a{margin-left:30px;font-size:10px}.package-grid{grid-template-columns:1fr;gap:35px;max-width:450px;margin:auto}.package{padding:28px}.package>p:not(.package-sub){min-height:0}.price{margin:20px 0;padding-bottom:20px}.package li{font-size:12px}.principles{grid-template-columns:1fr;gap:35px}.principle-grid{gap:25px}.faq-layout{grid-template-columns:1fr;gap:30px}.faq-layout>div>p{font-size:12px}.faq-layout h2 br{display:none}summary{font-size:12px}.contact{grid-template-columns:1fr;border-radius:12px}.contact-copy{padding:32px 26px}.contact-copy h2{font-size:34px}.contact-copy h2 br:nth-child(2){display:none}.contact-copy p{max-width:100%}.contact-points{gap:10px}.contact-star{font-size:150px;right:0;bottom:-50px}form{padding:28px 22px}form h3{font-size:19px}.form-row{grid-template-columns:1fr;gap:0}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}.footer-bottom{font-size:8px;gap:20px}footer{padding-bottom:90px}.mobile-bar{position:fixed;display:block;bottom:0;left:0;right:0;padding:10px 18px calc(10px + env(safe-area-inset-bottom));background:#ffffffef;backdrop-filter:blur(8px);border-top:1px solid var(--line);z-index:18}.mobile-bar .btn{width:100%}dialog{padding:32px 24px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
/* Platform identity strip */
.platform-strip{padding:27px 0}.platform-strip .container{gap:35px}.platform-strip .platform-list{gap:12px}.platform-item{display:flex;align-items:center;gap:9px;padding:7px 0;transition:transform .18s;white-space:nowrap}.platform-item:hover{transform:translateY(-3px)}.platform-icon{display:grid;place-items:center;flex-shrink:0;width:39px;height:39px;border-radius:11px;background:color-mix(in srgb,var(--brand) 7%,white)}.platform-icon img,.channel-logo img{display:block;object-fit:contain}.platform-strip .platform-item b{font-size:13px;color:#3a4b68}.channel{scroll-margin-top:115px}.channel-logo img{max-width:30px;max-height:30px}@media(max-width:1150px) and (min-width:761px){.platform-strip .container{display:block}.platform-strip p{width:auto;margin-bottom:15px}.platform-strip .platform-list{justify-content:space-between}.platform-icon{width:33px;height:33px}.platform-icon img{width:24px;height:24px}.platform-strip .platform-item b{font-size:12px}.platform-item{gap:7px}}@media(max-width:760px){.platform-strip{padding:24px 0}.platform-strip .container>.platform-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px 7px}.platform-item{flex-direction:column;gap:6px;padding:0}.platform-icon{width:43px;height:43px;border-radius:12px}.platform-strip .platform-item b{font-size:10px}.platform-strip p{margin-bottom:20px}.channel{scroll-margin-top:90px}}