/* Copyright (C) 2026 Wachirawich Kripindakul. SPDX-License-Identifier: AGPL-3.0-or-later. See LICENSE. */
@font-face{font-family:Manrope;src:url('assets/fonts/manrope.woff2') format('woff2');font-weight:200 800;font-style:normal;font-display:swap}
@font-face{font-family:'Noto Sans Thai';src:url('assets/fonts/noto-sans-thai.woff2') format('woff2');font-weight:100 900;font-style:normal;font-display:swap}
:root{--night:#080f20;--deep:#0c162c;--paper:#f2f0e9;--muted:#a5afc3;--faint:#75849f;--blue:#a7bded;--gold:#dac7a0;--line:rgba(180,198,233,.15);--font:Manrope,'Noto Sans Thai',sans-serif;--ease:cubic-bezier(.22,1,.36,1);--scroll:0;--hero-shift:0px;--moon-turn:0deg;--journey:0}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px;-webkit-text-size-adjust:100%}body{margin:0;color:var(--paper);background:var(--night);font-family:var(--font);font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;overflow-x:clip}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default}::selection{background:#566b94;color:#fff}:focus-visible{outline:2px solid var(--gold);outline-offset:6px}img{max-width:100%;display:block}svg{display:block}button{border-radius:0}h1,h2,h3,p,figure{margin:0}h1,h2,h3{font-weight:500;line-height:1.3}h1,h2,h3{white-space:pre-line}p{max-width:65ch}h1,h2{text-wrap:balance}.wrap{width:min(1200px,calc(100% - 96px));margin-inline:auto}.icon-library{width:0;height:0;position:absolute;overflow:hidden}.icon{height:21px;width:21px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.section-space{padding-block:120px}.section-heading{max-width:680px}.section-kicker{display:flex;align-items:center;gap:11px;color:var(--blue);font-size:.85rem;margin-bottom:22px}.section-kicker .icon{width:18px;height:18px}h2{font-size:clamp(2.1rem,3.4vw,3rem);letter-spacing:-.045em}html[lang=th] h2{letter-spacing:-.035em;line-height:1.5}.section-heading>p,.section-lead{font-size:1.02rem;color:var(--muted);margin-top:22px;max-width:49ch}.centered{margin-inline:auto;text-align:center}.centered .section-kicker{justify-content:center}.centered>p{margin-inline:auto}.text-link{display:inline-flex;align-items:center;gap:12px;color:var(--blue);font-size:.85rem;line-height:1.8;border-bottom:1px solid transparent;transition:border-color .2s}.text-link:hover{border-color:var(--blue)}.text-link .icon{width:17px;height:17px;transition:transform .3s}.text-link:hover .icon{transform:translateX(4px)}.skip-link{position:fixed;top:12px;left:20px;padding:10px 20px;background:var(--paper);color:var(--night);z-index:120;transform:translateY(-150%)}.skip-link:focus{transform:translateY(0)}#starfield{position:fixed;inset:0;width:100%;height:100%;z-index:-1;pointer-events:none;opacity:.7}.reading-progress{position:fixed;top:0;left:0;width:100%;height:2px;background:var(--gold);z-index:110;transform:scaleX(var(--scroll));transform-origin:left;pointer-events:none}
/* An observatory-like header stays quiet around the lunar scene. */
.site-header{position:fixed;top:0;inset-inline:0;z-index:100;border-bottom:1px solid transparent;transition:background .3s,border-color .3s}.site-header.scrolled,.site-header.menu-open{background:rgba(8,15,32,.93);border-bottom-color:var(--line);backdrop-filter:blur(18px)}.header-inner{height:92px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:inline-flex;align-items:center;gap:10px;font-size:1.65rem;line-height:1.4;font-weight:650;letter-spacing:-.06em;flex-shrink:0}.brand-dot{color:var(--gold)}.brand-icon{width:34px;height:34px;fill:var(--paper)}.header-inner nav{display:flex;gap:28px}.header-inner nav a{color:#b4bfd2;font-size:.8rem;white-space:nowrap;position:relative;transition:color .2s}.header-inner nav a::after{content:'';position:absolute;bottom:-9px;left:50%;height:3px;width:3px;background:var(--gold);border-radius:50%;opacity:0;transition:opacity .2s}.header-inner nav a:hover,.header-inner nav a[aria-current]{color:var(--paper)}.header-inner nav a[aria-current]::after{opacity:1}.header-actions{display:flex;align-items:center;gap:24px}.language-switch{display:flex;align-items:center;gap:6px;font-family:Manrope,sans-serif;font-size:.71rem;font-weight:600}.language-switch button{border:0;background:transparent;color:#8f9bb2;padding:8px 4px;min-height:44px;min-width:28px}.language-switch button[aria-pressed=true]{color:var(--paper)}.language-switch>span{color:#53627e}.github-link{padding:10px;border-left:1px solid var(--line);padding-left:22px}.github-link .icon{width:20px;height:20px}.menu-toggle{display:none;background:transparent;border:0;width:44px;height:44px;position:relative}.menu-toggle span{width:22px;height:1px;background:var(--paper);display:block;position:absolute;left:11px;transition:transform .3s,top .3s}.menu-toggle span:first-child{top:17px}.menu-toggle span:last-child{top:25px}.menu-toggle[aria-expanded=true] span:first-child{top:21px;transform:rotate(45deg)}.menu-toggle[aria-expanded=true] span:last-child{top:21px;transform:rotate(-45deg)}
/* The Moon is the visual centre; its rotation follows scroll in both directions. */
.hero{min-height:860px;min-height:max(800px,100svh);position:relative;display:flex;flex-direction:column;justify-content:center;padding-top:110px;isolation:isolate;overflow:clip}.hero-haze{position:absolute;width:80%;height:110%;right:-20%;top:-10%;z-index:-1;background:radial-gradient(ellipse at center,rgba(53,77,133,.19),transparent 63%);pointer-events:none}.hero-layout{display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:10px;padding-block:48px 100px}.hero-copy{position:relative;z-index:3;padding-bottom:30px}.project-label{display:flex;align-items:center;gap:10px;color:#aebbd2;font-size:.75rem;letter-spacing:.005em;margin-bottom:28px}.status-light{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--gold);box-shadow:0 0 16px rgba(218,199,160,.4);flex-shrink:0}h1{font-size:clamp(3.25rem,5.5vw,5.1rem);line-height:1.12;letter-spacing:-.065em;font-weight:500}html[lang=th] h1{font-size:clamp(3rem,4.3vw,4.25rem);line-height:1.48;letter-spacing:-.05em}.hero-description{font-size:1.01rem;max-width:43ch;margin-top:25px;color:var(--muted);line-height:1.95}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:33px}.button{display:inline-flex;align-items:center;justify-content:center;gap:20px;min-height:52px;padding:12px 23px;font-size:.81rem;font-weight:550;border:1px solid transparent;border-radius:5px;line-height:1.5;transition:background .25s,border-color .25s,transform .3s var(--ease)}.button:hover{transform:translateY(-3px)}.button .icon{width:17px;height:17px}.button-primary{background:var(--paper);color:#10182b;border-color:var(--paper)}.button-primary:hover{background:var(--gold);border-color:var(--gold)}.button-outline{color:var(--paper);background:rgba(13,24,46,.3);border-color:rgba(203,212,231,.25)}.button-outline:hover{background:rgba(167,189,237,.08);border-color:var(--blue)}.button-github{background:#000;color:#fff;border-color:#4b5563;gap:12px}.button-github:hover{background:#161616;border-color:#9ca3af}.button-github .icon{width:19px;height:19px;flex-shrink:0}.hero-footnote{color:#8190aa;font-size:.7rem;margin-top:21px}.lunar-scene{width:112%;aspect-ratio:1;position:relative;justify-self:center;transform:translateY(var(--hero-shift));will-change:transform}.moon-body{width:72%;aspect-ratio:1;position:absolute;left:16%;top:13%;filter:drop-shadow(0 0 60px rgba(129,150,205,.08));transform:rotate(calc(-13deg + var(--moon-turn)))}.moon-image{width:100%;height:100%;filter:brightness(.94) sepia(.12) saturate(.55)}.moon-shadow{position:absolute;inset:-1px;border-radius:50%;background:linear-gradient(115deg,transparent 36%,rgba(8,15,32,.2) 57%,rgba(8,15,32,.74) 84%);box-shadow:inset -16px -16px 26px rgba(5,11,24,.3)}.lunar-orbit{position:absolute;border:1px solid rgba(176,194,228,.13);border-radius:50%;aspect-ratio:1}.orbit-outer{width:97%;top:1%;left:4%;transform:rotate(-24deg)}.orbit-inner{width:88%;top:5.5%;left:8.5%;border-style:dashed;border-color:rgba(176,194,228,.065);transform:rotate(25deg)}.orbit-satellite{position:absolute;top:20%;right:9%;width:7px;height:7px;background:var(--gold);box-shadow:0 0 18px #dac7a080;border-radius:50%}.constellation{position:absolute;inset:0;width:100%;height:100%;fill:var(--blue);stroke:rgba(167,189,237,.19);stroke-width:.75}.constellation path{fill:none}.lunar-cross{position:absolute;color:#7383a3;font-size:19px;font-weight:300;line-height:1}.cross-one{left:12%;top:11%}.cross-two{right:4%;bottom:32%}.moon-caption{position:absolute;left:21%;bottom:8%;font-size:1.1rem;color:#d5d8e3;font-weight:400;letter-spacing:.15em}.moon-caption>span{display:block;letter-spacing:0;font-size:.62rem;color:#8392af;margin-top:5px}.orbital-label{position:absolute;right:1%;top:10%;display:flex;align-items:center;gap:9px;color:#a6b4cd;font-size:.64rem}.orbital-label .icon{width:13px;height:13px;color:var(--gold)}.hero-bottom{position:absolute;bottom:30px;left:0;right:0;display:flex;align-items:center;gap:32px;font-size:.7rem;color:#8e9eb9;padding-top:24px;border-top:1px solid var(--line)}.hero-detail{display:flex;align-items:center;gap:10px}.hero-detail .icon{height:16px;width:16px;color:var(--gold)}.scroll-link{margin-left:auto;display:flex;align-items:center;gap:26px;color:#aab9d2}.scroll-link>span:last-child{display:block;font-size:1.2rem;transition:transform .3s}.scroll-link:hover>span:last-child{transform:translateY(4px)}
html:not(.js) .feature-tabs{display:none}
/* A single, working feature viewer with real Simulator screens. */
.features{background:linear-gradient(180deg,transparent,#0b1529 60%,transparent)}.features .section-heading{max-width:710px}.features .section-heading>p{max-width:54ch}.feature-tabs{display:flex;margin-top:46px;gap:36px;border-bottom:1px solid var(--line)}.feature-tab{background:none;border:0;border-bottom:2px solid transparent;padding:17px 0;display:flex;gap:11px;align-items:center;font-size:.86rem;color:#97a5bf;transition:color .25s,border-color .25s}.feature-tab.is-active{color:var(--paper);border-bottom-color:var(--gold)}.feature-tab:hover{color:var(--paper)}.feature-tab .icon{width:18px;height:18px}.feature-stage{padding-top:36px}.feature-panel{display:grid;grid-template-columns:1.2fr 1fr;align-items:center;gap:90px;min-height:620px}.js .feature-panel:not(.is-active){display:none}.feature-panel.is-active{animation:panel-in .5s var(--ease)}.feature-copy{padding:30px 0}.feature-caption{color:var(--gold);font-size:.76rem}.feature-copy h3{font-size:clamp(2rem,3vw,2.65rem);letter-spacing:-.045em;margin-top:20px;line-height:1.35}html[lang=th] .feature-copy h3{line-height:1.5}.feature-copy>p{color:var(--muted);margin-top:22px;font-size:.94rem;max-width:49ch}.feature-points{list-style:none;padding:0;margin:28px 0;font-size:.85rem;color:#c1cadb}.feature-points li{position:relative;padding-left:22px;margin-bottom:11px}.feature-points li::before{content:'✦';position:absolute;left:0;top:2px;color:var(--gold);font-size:10px}.feature-note{font-size:.71rem;color:#8f9db7;line-height:1.8;display:block;max-width:54ch;border-left:1px solid #667a9d;padding-left:15px}.app-preview{display:flex;position:relative;align-items:center;flex-direction:column;padding-block:22px;isolation:isolate}.app-preview img{width:245px;height:auto;border:5px solid #293045;border-radius:36px;background:#000;box-shadow:0 30px 65px #0005;transform:rotate(2deg)}.app-preview figcaption{font-size:.65rem;margin-top:23px;color:#94a3bf;text-align:center}.preview-orbit{width:460px;max-width:115%;aspect-ratio:1;border:1px solid var(--line);border-radius:50%;position:absolute;z-index:-1;top:13%;background:radial-gradient(circle,rgba(74,103,167,.13),transparent 70%)}.preview-orbit::after{content:'';position:absolute;inset:24px;border:1px dashed rgba(167,189,237,.075);border-radius:50%}@keyframes panel-in{from{opacity:.5;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
/* A scroll-drawn orbital path describes a real sequence. */
.how-section{padding-top:95px}.journey{margin:78px 0 0;padding:0;list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:38px;position:relative;isolation:isolate}.journey::before,.journey::after{content:'';position:absolute;top:27px;left:27px;width:calc(100% - 54px);height:1px;z-index:-1;background:var(--line)}.journey::after{background:linear-gradient(90deg,var(--gold),var(--blue));transform:scaleX(var(--journey));transform-origin:left}.journey-node{display:grid;place-items:center;height:54px;width:54px;border:1px solid #324567;background:var(--night);border-radius:50%;color:#c0cde4;margin-bottom:30px;box-shadow:0 0 0 10px var(--night)}.journey-node .icon{height:21px;width:21px}.step-number{color:var(--gold);font-size:.68rem;font-variant-numeric:tabular-nums}.journey h3{font-size:1.05rem;margin-top:10px}.journey p{font-size:.8rem;color:var(--muted);margin-top:12px;line-height:1.9;max-width:27ch}
.technology{border-top:1px solid var(--line)}.technology-layout{display:grid;grid-template-columns:1fr 1fr;gap:105px;align-items:start}.technology .section-heading{position:sticky;top:140px}.technology .section-heading h2{font-size:clamp(2.1rem,3.3vw,2.8rem)}.technology .section-heading>.text-link{margin-top:32px}.tiny-orbit{width:17px;height:17px;border:1px solid currentColor;border-radius:50%;display:inline-block;position:relative}.tiny-orbit::after{content:'';width:5px;height:5px;border-radius:50%;background:var(--gold);position:absolute;top:-2px;right:0}.technology-row{display:flex;gap:21px;padding:28px 0;border-bottom:1px solid var(--line)}.technology-row:first-child{padding-top:0}.tech-glyph{display:grid;place-items:center;width:42px;height:42px;flex-shrink:0;color:var(--blue);background:#12213c;border-radius:12px}.technology-row h3{font-size:1.05rem;font-weight:500;letter-spacing:-.02em}.tech-meta{display:block;color:var(--gold);font-size:.68rem;margin-top:7px}.technology-row p{font-size:.8rem;line-height:1.9;color:var(--muted);margin-top:12px}.technology-list{padding-top:4px}
.privacy{background:linear-gradient(130deg,rgba(29,45,79,.25),rgba(12,24,47,.8));border-block:1px solid var(--line);overflow:clip}.privacy-layout{display:grid;grid-template-columns:.9fr 1.2fr;align-items:center;gap:100px}.privacy-art{position:relative;aspect-ratio:1;max-width:420px;width:100%;justify-self:center}.privacy-art>svg{position:absolute;width:75%;height:75%;left:14%;top:12%;fill:#d9d9d3;filter:drop-shadow(0 0 30px #c8d9ff16);transform:rotate(-15deg)}.privacy-halo{position:absolute;inset:0;border:1px solid var(--line);border-radius:50%}.privacy-halo::after{content:'';position:absolute;inset:32px;border:1px dashed var(--line);border-radius:50%}.privacy-star{position:absolute;color:var(--gold);line-height:1}.star-a{top:22%;right:20%;font-size:34px}.star-b{top:10%;right:35%;font-size:20px}.privacy-list{margin:30px 0 0}.privacy-list>div{padding:18px 0;border-bottom:1px solid var(--line)}.privacy-list>div:last-child{border:0}.privacy-list dt{font-size:.87rem;color:#d9dfeb}.privacy-list dd{font-size:.78rem;color:var(--muted);margin:7px 0 0;max-width:57ch}
.status-heading{display:grid;grid-template-columns:1.2fr 1fr;align-items:end;gap:110px}.status-heading>p{font-size:.9rem;color:var(--muted);padding-bottom:8px}.validation-grid{display:grid;grid-template-columns:repeat(3,1fr);margin:55px 0 28px;border-block:1px solid var(--line)}.validation-grid article{padding:34px 32px 34px 0}.validation-grid article+article{padding-left:32px;border-left:1px solid var(--line)}.validation-value{display:block;font-size:3.2rem;letter-spacing:-.065em;font-weight:400;line-height:1.3;margin-bottom:17px}.validation-value>span{font-size:1.25rem;letter-spacing:-.025em;color:var(--faint);margin-left:6px}.word-value{font-size:2.9rem;line-height:1.43}.validation-grid h3{font-size:.85rem;line-height:1.7}.validation-grid p{font-size:.75rem;color:var(--muted);line-height:1.9;margin-top:10px;max-width:36ch}
.faq{padding-top:40px}.faq-layout{display:grid;grid-template-columns:.9fr 1.2fr;gap:100px}.faq .section-heading{padding-top:18px}.faq h2{font-size:2.45rem}.faq-list details{border-bottom:1px solid var(--line)}.faq-list summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:30px;padding:24px 0;font-size:.91rem;cursor:pointer;line-height:1.8}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary::after{content:'+';font-family:Manrope,sans-serif;font-size:1.3rem;color:var(--gold);font-weight:300;flex-shrink:0}.faq-list details[open] summary::after{content:'−'}.faq-answer{padding:0 32px 25px 0}.faq-answer p{font-size:.81rem;line-height:1.95;color:var(--muted)}.faq-answer .text-link{margin-top:15px;font-size:.79rem}.faq-list details[open] .faq-answer{animation:panel-in .3s var(--ease)}
.opensource{position:relative;background:radial-gradient(ellipse at 50% 15%,#17274665,transparent 60%);border-top:1px solid var(--line);padding-top:95px}.opensource-heading{text-align:center;max-width:770px;margin:auto}.opensource-star{width:37px;height:37px;fill:none;stroke:var(--gold);stroke-width:.8;margin:0 auto 30px}.opensource-heading>.section-kicker{justify-content:center}.opensource-heading h2{font-size:clamp(2.3rem,4vw,3.4rem)}.opensource-heading>p{font-size:.93rem;color:var(--muted);margin:23px auto 0;max-width:60ch}.opensource-actions{display:flex;gap:13px;justify-content:center;flex-wrap:wrap;margin-top:31px}.license-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;margin-top:85px}.license-grid article{position:relative;padding:28px 0 0;border-top:1px solid var(--line)}.license-mark{position:absolute;right:5px;top:24px;font-size:25px;font-weight:300;color:var(--gold)}.license-grid h3{font-size:1rem;padding-right:30px}.license-grid p{font-size:.8rem;color:var(--muted);line-height:1.95;margin:18px 0 22px;max-width:55ch}.license-grid .text-link{font-size:.78rem}.license-footnote{max-width:none;text-align:center;font-size:.68rem;color:#8f9eb8;margin-top:45px;padding-top:30px;border-top:1px solid var(--line)}
.site-footer{padding:55px 0 24px;background:#060c19;border-top:1px solid var(--line)}.footer-main{display:flex;justify-content:space-between;align-items:center;gap:30px}.footer-main p{font-size:.78rem;color:var(--muted);margin-top:10px}.footer-main .brand{font-size:1.45rem}.footer-main .brand-icon{height:28px;width:28px}.footer-links{display:flex;gap:30px;flex-wrap:wrap}.footer-links a{font-size:.78rem;color:#bac5d9;transition:color .2s}.footer-links a:hover,.footer-sources a:hover{color:var(--gold)}.footer-sources{display:flex;gap:22px;flex-wrap:wrap;font-size:.68rem;color:#94a4c0;padding-block:32px}.footer-sources>span{color:#6f819e;margin-right:10px}.footer-bottom{display:flex;gap:25px;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding-top:22px;font-size:.62rem;color:#8b9ab5}.footer-bottom button{background:none;border:0;color:#a7b5ce;font-size:.65rem;display:flex;align-items:center;gap:8px;padding:8px 4px}.motion-indicator{width:6px;height:6px;border-radius:50%;background:#9caeca}.footer-bottom button[aria-pressed=true] .motion-indicator{background:var(--gold)}.back-top{display:flex;align-items:center;gap:16px;color:#b3bfd4;white-space:nowrap}.back-top>span:last-child{font-size:1.1rem}.js.motion-enabled .reveal{opacity:0;transform:translateY(26px);transition:opacity .85s var(--ease),transform .85s var(--ease)}.js.motion-enabled .reveal.is-visible,.js.motion-enabled .reveal:focus-within{opacity:1;transform:none}.motion-reduced *,.motion-reduced *::before,.motion-reduced *::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}.motion-reduced{scroll-behavior:auto}.motion-reduced .lunar-scene,.motion-reduced .moon-body{transform:none}.motion-reduced .reveal{opacity:1!important;transform:none!important}
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