:root{color-scheme:dark;--bg:#070c16;--surface:#101a2a;--text:#edf3ff;--muted:#9aaac2;--cyan:#5ee3ef;--line:#263248;font-family:'Noto Sans Thai',system-ui,sans-serif;font-synthesis:none}
*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 50% 0, #14273c 0, transparent 55%),var(--bg);color:var(--text);font-size:15px;line-height:1.65}button,input,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible,textarea:focus-visible{outline:3px solid var(--cyan);outline-offset:4px}button:disabled{cursor:wait}img{max-width:100%}[hidden]{display:none!important}.wrap{width:min(1160px,calc(100% - 64px));margin:auto}
.site-header{height:88px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #ffffff0c}.brand{display:flex;align-items:center;gap:10px;font-size:23px;font-weight:800;letter-spacing:-.8px}.brand-accent{color:var(--cyan)}.back-link{color:#aab8cc;font-size:13px}.back-link:hover{color:white}.hero{text-align:center;padding:54px 0 50px}.eyebrow{font-size:11px;letter-spacing:2px;font-weight:700;color:var(--cyan)}.status-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--cyan);margin-right:6px;vertical-align:middle}.hero h1{font-size:clamp(36px,4.2vw,55px);line-height:1.3;letter-spacing:-1.8px;margin:18px 0 14px;font-weight:800}.hero h1 span{color:#78deef}.hero>p{color:#a8b7cb;font-size:15px;margin:0}.lifetime-pill{display:inline-flex;align-items:center;gap:10px;margin-top:22px;border:1px solid #a4d0e424;border-radius:30px;padding:7px 16px;color:#d6e5f1;font-size:12px;background:#a8daff08}.lifetime-pill>span{font-size:21px;line-height:1;color:var(--cyan)}.lifetime-pill i{height:12px;border-left:1px solid #4b6078}
.plans{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:stretch}.plan{position:relative;display:flex;flex-direction:column;border:1px solid var(--line);border-radius:20px;padding:29px 26px 22px;background:linear-gradient(160deg,#142033,#0d1422);box-shadow:0 16px 40px #0002}.plan.featured{border-color:#55d9e7;background:linear-gradient(160deg,#153343,#0f1b2b 60%);box-shadow:0 0 0 4px #55d9e709,0 16px 40px #0002}.plan-ribbon{position:absolute;top:-13px;left:50%;transform:translateX(-50%);white-space:nowrap;border-radius:30px;padding:4px 15px;background:#5ee3ef;color:#06202b;font-size:11px;font-weight:800}.plan-top{display:flex;align-items:center;gap:10px;margin-bottom:20px}.plan-symbol{display:grid;place-items:center;width:38px;height:38px;border:1px solid #f1c78035;background:#f1c7800b;color:#f1c780;border-radius:12px;font-size:24px}.school .plan-symbol{color:var(--cyan);border-color:#5ee3ef35;background:#5ee3ef09}.large .plan-symbol{color:#bfa9ff;border-color:#bfa9ff35;background:#bfa9ff09}.plan-audience{font-size:11px;color:#aabbd0}.plan h2{font-size:22px;letter-spacing:-.5px;line-height:1.4;margin:0 0 10px}.plan h2 span{font-size:15px;color:var(--cyan);padding-left:3px}.large h2 span{color:#bfa9ff}.plan-intro{font-size:12px;color:#a8b7cb;line-height:1.8;margin:0 0 23px;min-height:44px}.plan-intro strong{color:#e1ebf8}.price{display:flex;align-items:baseline;gap:5px;line-height:1}.price strong{font-size:58px;font-weight:700;letter-spacing:-3px}.currency{font-size:24px;color:#afbdd0}.price-caption{font-size:12px;color:#a8b7cb;margin:10px 0 22px}.button{display:flex;align-items:center;justify-content:center;gap:10px;border:1px solid #42516a;min-height:48px;padding:12px 16px;border-radius:10px;font-weight:700;font-size:13px;transition:background .15s,transform .15s;color:#e6f3ff;background:#1c2a40}.button:hover{background:#293d58;transform:translateY(-1px)}.plan-cta{width:100%;justify-content:space-between}.featured .plan-cta{background:#5ee3ef;color:#06202b;border-color:#5ee3ef}.featured .plan-cta:hover{background:#8cf2fa}.large .plan-cta{background:#bda8ff16;border-color:#bda8ff55;color:#deceff}.feature-label{font-size:11px;font-weight:600;color:#a8b7cb;border-top:1px solid #ffffff10;padding-top:22px;margin-top:24px}.features{list-style:none;margin:15px 0 20px;padding:0;font-size:12px;line-height:1.8;color:#d2dceb}.features li{position:relative;padding-left:23px;margin-bottom:12px}.features li:before{content:'✓';position:absolute;left:0;color:#64dfdc;font-weight:800}.plan-foot{font-size:11px;color:#8294ad;margin:auto 0 0;padding-top:8px}.existing-plan{text-align:center;color:#a8b7cb;font-size:13px;margin:27px 0 0}.existing-plan a{color:#7ee3ee;margin-left:8px;font-weight:600}.existing-plan small{display:block;color:#8294ad;font-size:11px;margin-top:4px}.section-heading h2{font-size:24px;letter-spacing:-.5px;line-height:1.5;margin:7px 0 24px}.how-it-works{border-top:1px solid #ffffff0d;margin-top:54px;padding:39px 0 42px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:35px;list-style:none;margin:0;padding:0}.steps li{display:flex;align-items:flex-start;gap:14px}.step-number{font-size:13px;color:#65dbe7;border:1px solid #273f53;border-radius:10px;padding:7px 9px;background:#0d1c2c}.steps h3{font-size:14px;margin:0 0 5px}.steps p{font-size:12px;color:var(--muted);margin:0}.faq{display:grid;grid-template-columns:1fr 1.65fr;gap:40px;border-top:1px solid #ffffff0d;padding:38px 0}.faq summary{list-style:none;cursor:pointer;padding:17px 30px 17px 0;position:relative;font-size:13px;font-weight:500}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:'+';position:absolute;right:5px;top:15px;color:var(--cyan);font-size:20px;font-weight:400}.faq details[open] summary:after{content:'−'}.faq details{border-bottom:1px solid #ffffff10}.faq details:first-child summary{padding-top:0}.faq details:first-child summary:after{top:-2px}.faq details p{color:var(--muted);font-size:12px;margin:0 20px 18px 0;line-height:1.9}.site-footer{display:flex;align-items:center;gap:24px;padding:26px 0 35px;border-top:1px solid #ffffff0d;color:var(--muted);font-size:12px}.site-footer>span{margin-right:auto;color:#cdd8e7;font-weight:700}.site-footer small{font-weight:400;color:#71839f;display:inline-block;margin-left:15px}
dialog{color:var(--text);background:#0f1929;border:1px solid #34536b;border-radius:22px;padding:28px;width:min(820px,calc(100% - 32px));max-height:calc(100dvh - 32px);overflow:auto;box-shadow:0 24px 100px #0009}dialog::backdrop{background:#030812d9;backdrop-filter:blur(6px)}body:has(dialog[open]){overflow:hidden}.payment-heading{display:flex;gap:20px;justify-content:space-between;margin-bottom:23px}.payment-heading h2{font-size:24px;line-height:1.4;margin:7px 0 5px}.payment-heading p{font-size:12px;color:var(--muted);margin:0}.icon-button{flex-shrink:0;width:36px;height:36px;display:grid;place-items:center;border:1px solid #324157;border-radius:10px;background:#1a283b;color:#b7c7da;font-size:25px;line-height:1}.payment-layout{display:grid;grid-template-columns:1fr 1.1fr;gap:25px}.qr-panel{border:1px solid #2b3f55;border-radius:15px;padding:20px;background:#0a1422;text-align:center}.qr-label{display:block;font-size:12px;color:#bdccde;margin-bottom:14px}.qr-panel img{display:block;background:white;border-radius:12px;padding:10px;margin:auto;height:auto;width:240px}.download-qr{display:inline-block;margin:12px 0 18px;color:#7eddea;font-size:12px}.phone-row{display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;font-size:16px}.phone-row button{font-size:11px;background:#182c42;color:#9bdded;border:1px solid #2c526b;border-radius:7px;padding:6px 9px}.qr-panel p{font-size:11px;color:#93a6be;line-height:1.8;margin:16px 0 0}.order-summary{background:#5ee3ef08;border:1px solid #31525f;border-radius:12px;padding:16px}.order-summary>span{font-size:11px;color:var(--muted)}.order-summary h3{font-size:18px;margin:4px 0 0}.order-summary p{font-size:11px;color:#a8bccf;margin:4px 0 15px}.order-total{display:flex;align-items:baseline;justify-content:space-between;gap:12px;border-top:1px solid #ffffff10;padding-top:13px}.order-total span{font-size:12px;color:#c0cfe0}.order-total strong{font-size:27px;color:#75e8ed;white-space:nowrap}.order-summary small{display:block;font-size:10px;color:#9ab6c5;margin-top:6px}.payment-instruction{font-size:11px;line-height:1.8;color:#9fb0c5;margin:14px 0}.payment-details label{display:block;font-size:12px;margin-bottom:7px}.payment-details label span{font-size:10px;color:#8d9fb6}.payment-details input,.payment-details textarea{width:100%;border:1px solid #32445d;border-radius:9px;background:#0b1422;color:white;padding:11px;font-size:12px}.copy-message{border:0;background:transparent;padding:8px 0;color:#91cddd;font-size:11px}.line-button{background:#31d78a;color:#052418;border-color:#31d78a;margin-top:8px}.line-button:hover{background:#6ee9ac}.facebook-link{display:block;text-align:center;color:#a6bad3;font-size:11px;margin-top:10px}.manual-note{font-size:10px;text-align:center;color:#8c9db3;margin:10px 0 0}.feedback{font-size:11px;color:#7fe9ba;margin:8px 0 0;min-height:18px}.payment-details textarea{height:115px;resize:vertical}.noscript-note{text-align:center;padding:20px;color:#7ee3ee}
@media(min-width:1000px){.hero h1 br{display:none}.hero h1 span{margin-left:12px}}
@media(max-width:900px){.wrap{width:calc(100% - 40px)}.plans{gap:12px}.plan{padding:25px 18px 18px}.plan h2{font-size:19px}.plan h2 span{font-size:13px}.price strong{font-size:49px}.features{font-size:11px}.feature-label{font-size:10px}.plan-cta{font-size:12px;padding:12px}.steps{gap:18px}.faq{gap:24px}}
@media(max-width:700px){.wrap{width:calc(100% - 36px)}.site-header{height:72px}.brand{font-size:20px}.back-link{font-size:11px}.hero{padding:35px 0 35px}.hero h1{letter-spacing:-1px}.hero>p{font-size:13px}.lifetime-pill{font-size:10px;padding:7px 10px;gap:7px}.plans{grid-template-columns:1fr;gap:26px;max-width:440px;margin:auto}.plan{padding:26px}.plan h2{font-size:24px}.plan-intro{min-height:0}.price strong{font-size:56px}.features{font-size:13px}.plan-cta{font-size:14px}.feature-label{font-size:12px}.existing-plan{font-size:12px}.existing-plan a{display:block;margin:8px 0 0}.steps{grid-template-columns:1fr;gap:24px}.how-it-works{margin-top:35px;padding:30px 0}.faq{grid-template-columns:1fr;gap:4px;padding:28px 0}.section-heading h2{font-size:22px}.site-footer{flex-wrap:wrap;gap:12px 20px}.site-footer>span{width:100%}dialog{padding:20px;width:calc(100% - 24px);max-height:calc(100dvh - 24px);border-radius:17px}.payment-heading h2{font-size:20px}.payment-layout{grid-template-columns:1fr;gap:18px}.payment-details{grid-row:1}.qr-panel{grid-row:2}.order-summary{padding:14px}.payment-heading{margin-bottom:18px}.payment-instruction{font-size:12px}.payment-details label span{display:block}.payment-details input{font-size:16px}.payment-details textarea{font-size:14px}.desktop-break{display:none}}
.payment-layout>.order-summary{grid-column:2;grid-row:1}.payment-layout>.qr-panel{grid-column:1;grid-row:1 / span 2}.payment-layout>.payment-details{grid-column:2;grid-row:2}.payment-layout{row-gap:0}.payment-details .payment-instruction{margin-top:16px}.features{font-size:13px}.plan-intro{font-size:13px}.faq summary{font-size:14px}.faq details p{font-size:13px}
@media(max-width:900px) and (min-width:701px){.features,.plan-intro{font-size:12px}}
@media(max-width:700px){.payment-layout{row-gap:18px}.payment-layout>.order-summary{grid-column:1;grid-row:1}.payment-layout>.qr-panel{grid-column:1;grid-row:2}.payment-layout>.payment-details{grid-column:1;grid-row:3}.payment-details .payment-instruction{margin-top:0}}
.wrap{max-width:1280px}.plans{grid-template-columns:repeat(4,minmax(0,1fr))}.plan{padding:27px 20px 22px}.plan h2{font-size:21px}.free{background:linear-gradient(160deg,#172331,#101722)}.free .plan-symbol{color:#b8c8d9;border-color:#b8c8d935;background:#b8c8d909}.free .plan-cta{background:#25364a;border-color:#4a627b}.free .features li:before{color:#a8bfd5}
@media(min-width:1101px){.wrap{width:calc(100% - 64px)}}
@media(max-width:1100px) and (min-width:701px){.plans{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px 18px}.plan{padding:28px}.plan h2{font-size:22px}}
@media(max-width:700px){.plans{grid-template-columns:1fr}.plan{padding:26px}.plan h2{font-size:24px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}