/* ============ Sarabun (bundled, same as the app) ============ */
@font-face{font-family:Sarabun;src:url(assets/fonts/Sarabun-Regular.woff2) format("woff2"),url(assets/fonts/Sarabun-Regular.ttf) format("truetype");font-weight:400;font-display:swap}
@font-face{font-family:Sarabun;src:url(assets/fonts/Sarabun-Medium.woff2) format("woff2"),url(assets/fonts/Sarabun-Medium.ttf) format("truetype");font-weight:500;font-display:swap}
@font-face{font-family:Sarabun;src:url(assets/fonts/Sarabun-SemiBold.woff2) format("woff2"),url(assets/fonts/Sarabun-SemiBold.ttf) format("truetype");font-weight:600;font-display:swap}
@font-face{font-family:Sarabun;src:url(assets/fonts/Sarabun-Bold.woff2) format("woff2"),url(assets/fonts/Sarabun-Bold.ttf) format("truetype");font-weight:700;font-display:swap}

/* ============ palette — Electric Teal, dark ============ */
:root{
  --bg:#0b0f12;            /* page (dark slate) */
  --bg-alt:#0e151b;        /* alternating sections */
  --surface:#111a22;       /* card base */
  --teal:#14b8a6; --sky:#38bdf8;
  --grad:linear-gradient(120deg,#14b8a6,#38bdf8);
  --grad-soft:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.012));
  --ink:#e6eef2; --muted:#8a96a4; --faint:#5d6875;
  --line:rgba(148,170,190,.14);
  --line-glow:rgba(56,189,248,.45);
  --ink-on-grad:#04161b;   /* dark text on bright gradient */
  --radius:16px;
  --glow:0 10px 40px rgba(20,184,166,.10);
  --glow-lg:0 24px 70px rgba(20,184,166,.16);
}

*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth}
body{
  font-family:Sarabun,"Segoe UI",Tahoma,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{line-height:1.25;font-weight:700}
a{color:inherit;text-decoration:none}
:focus-visible{outline:2px solid var(--sky);outline-offset:3px;border-radius:6px}
b{color:#f2f6f9}
code{
  background:rgba(56,189,248,.12);color:#7dd3fc;
  padding:.05em .45em;border-radius:6px;font-size:.92em;font-family:inherit;
  border:1px solid rgba(56,189,248,.18);
}

/* shared card treatment: bordered + inner sheen, NOT soft white boxes */
.demo,.step,.mode-card,.price-card{
  background:var(--grad-soft),var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.05);
  transition:border-color .2s,transform .2s,box-shadow .2s;
}

/* ============ buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.4em;
  background:var(--grad);color:var(--ink-on-grad);border:0;cursor:pointer;
  font-family:inherit;font-weight:700;font-size:1rem;
  padding:.8em 1.6em;border-radius:999px;
  box-shadow:0 8px 26px rgba(20,184,166,.28);
  transition:transform .15s,box-shadow .15s,filter .15s;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 14px 38px rgba(56,189,248,.36);filter:brightness(1.08)}
.btn:active{transform:translateY(0)}
.btn-sm{padding:.5em 1.1em;font-size:.95rem}
.btn-block{width:100%;margin-top:1.2rem;padding:.95em}

/* ============ nav ============ */
.nav{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:.9rem clamp(1rem,4vw,3rem);
  background:rgba(11,15,18,.72);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.brand{display:flex;align-items:baseline;gap:.5rem;font-weight:700}
.brand-en{font-size:1.35rem;letter-spacing:-.01em;color:var(--ink)}
.brand-th{font-size:1.2rem;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.nav-links{display:flex;align-items:center;gap:clamp(.8rem,2vw,1.8rem);font-weight:500;color:var(--muted)}
.nav-links a:not(.btn):hover{color:var(--ink)}

/* ============ hero ============ */
.hero{
  position:relative;overflow:hidden;
  padding:clamp(3rem,7vw,6rem) clamp(1rem,4vw,3rem) clamp(2.5rem,5vw,4rem);
  text-align:center;
  background:
    radial-gradient(60% 50% at 50% -8%, rgba(56,189,248,.16), transparent 70%),
    radial-gradient(40% 40% at 85% 10%, rgba(20,184,166,.10), transparent 70%),
    var(--bg);
}
/* faint grid texture so the dark space isn't flat/generic */
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:
    linear-gradient(rgba(148,170,190,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(148,170,190,.045) 1px,transparent 1px);
  background-size:46px 46px;
  -webkit-mask-image:radial-gradient(70% 60% at 50% 30%,#000,transparent 75%);
  mask-image:radial-gradient(70% 60% at 50% 30%,#000,transparent 75%);
}
.hero-inner{position:relative;max-width:760px;margin:0 auto}
.eyebrow{
  display:inline-block;font-weight:600;font-size:.9rem;color:#7dd3fc;
  background:rgba(56,189,248,.1);border:1px solid rgba(56,189,248,.22);
  padding:.35em 1em;border-radius:999px;margin-bottom:1.3rem;
}
.hero-title{font-size:clamp(2.1rem,6vw,3.6rem);letter-spacing:-.02em;margin-bottom:1.1rem}
.grad-text{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:clamp(1.02rem,2vw,1.18rem);color:var(--muted);max-width:620px;margin:0 auto 2.2rem}

/* ============ THE WORDPLAY DEMO ============ */
.demo{padding:1.4rem clamp(1rem,3vw,2rem) 1.2rem;max-width:680px;margin:0 auto 2.4rem;box-shadow:var(--glow-lg)}
.demo-labels{
  display:flex;align-items:center;justify-content:center;gap:.7rem;
  font-size:.82rem;font-weight:600;margin-bottom:1.1rem;flex-wrap:wrap;
}
.demo-tag{padding:.25em .7em;border-radius:999px}
.tag-before{background:rgba(255,255,255,.06);color:var(--muted);border:1px solid var(--line)}
.tag-after{background:rgba(20,184,166,.16);color:#5eead4;border:1px solid rgba(20,184,166,.3)}
.demo-arrow{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:700}

/* the caption bar: a solid blob, then separate gradient chips when split */
.caption{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:center;
  gap:0;min-height:96px;padding:.7rem;border-radius:14px;
  background:#05080a;border:1px solid var(--line);
  transition:background .9s ease, gap .9s ease, padding .9s ease;
}
.caption .w{
  --i:0;
  color:#fff;font-size:clamp(1.15rem,3.2vw,1.7rem);font-weight:600;
  padding:0;border-radius:10px;background:transparent;
  transform:translateY(0) scale(1);
  transition:background .8s ease, padding .8s ease, color .8s ease,
             transform .9s cubic-bezier(.34,1.56,.64,1);
  transition-delay:calc(var(--i)*90ms);
}
.caption.split{background:#05080a00;gap:.5rem;padding:.4rem;border-color:transparent}
.caption.split .w{
  background:var(--grad);color:var(--ink-on-grad);padding:.3em .7em;
  transform:translateY(-4px) scale(1.02);
  box-shadow:0 8px 22px rgba(20,184,166,.4);
}

/* ============ waitlist ============ */
.waitlist-mini{display:flex;gap:.6rem;max-width:480px;margin:0 auto;flex-wrap:wrap;justify-content:center}
.waitlist-mini input{
  flex:1 1 240px;min-width:0;font-family:inherit;font-size:1rem;color:var(--ink);
  padding:.8em 1.1em;border:1px solid var(--line);border-radius:999px;
  background:rgba(255,255,255,.04);
}
.waitlist-mini input::placeholder{color:var(--faint)}
.waitlist-mini input:focus{outline:0;border-color:var(--line-glow);box-shadow:0 0 0 4px rgba(56,189,248,.14)}
.waitlist-mini.big{max-width:540px}
.waitlist-note{margin-top:1rem;color:var(--muted);font-size:.92rem}
.platform-note{margin-top:.6rem;color:var(--muted);font-size:.88rem;font-weight:500}
.platform-note.in-card{margin-top:.9rem;font-size:.82rem}
.waitlist-status{margin-top:1rem;font-weight:600;min-height:1.5em}
.waitlist-status.ok{color:#34d399}
.waitlist-status.err{color:#f87171}

/* ============ sections ============ */
.section{padding:clamp(3rem,6vw,5rem) clamp(1rem,4vw,3rem);max-width:1080px;margin:0 auto}
.section-alt{max-width:none;background:var(--bg-alt);border-block:1px solid var(--line)}
.section-alt>*{max-width:1080px;margin-left:auto;margin-right:auto}
.section-title{text-align:center;font-size:clamp(1.6rem,4vw,2.4rem);margin-bottom:2.6rem;letter-spacing:-.01em}

/* steps */
.steps{list-style:none;padding:0;display:grid;gap:1.4rem;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.step{padding:1.8rem 1.6rem}
.step:hover{border-color:var(--line-glow);transform:translateY(-3px);box-shadow:var(--glow)}
.step-num{
  display:inline-grid;place-items:center;width:2.6rem;height:2.6rem;border-radius:14px;
  background:var(--grad);color:var(--ink-on-grad);font-weight:700;font-size:1.3rem;margin-bottom:1rem;
  box-shadow:0 8px 20px rgba(20,184,166,.3);
}
.step h3{font-size:1.2rem;margin-bottom:.4rem}
.step p{color:var(--muted)}

/* flow — the 3-step pipeline (landing), each step previews its own stage */
.flow{display:flex;align-items:stretch;justify-content:center;gap:1rem}
.flow-step{
  flex:1 1 0;min-width:0;display:flex;flex-direction:column;overflow:hidden;
  background:var(--grad-soft),var(--surface);
  border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.05);
  transition:border-color .2s,transform .2s,box-shadow .2s;
}
.flow-step:hover{border-color:var(--line-glow);transform:translateY(-3px);box-shadow:var(--glow)}
.flow-visual{
  height:152px;padding:1.1rem;display:flex;flex-wrap:wrap;gap:.45rem;
  align-items:center;justify-content:center;
  background:radial-gradient(120% 100% at 50% 0,rgba(56,189,248,.09),transparent 70%),#05080a;
  border-bottom:1px solid var(--line);
}
.flow-body{padding:1.3rem 1.5rem 1.6rem}
.flow-num{
  display:inline-grid;place-items:center;width:2rem;height:2rem;border-radius:8px;
  background:rgba(56,189,248,.12);border:1px solid rgba(56,189,248,.28);
  color:#7dd3fc;font-weight:700;margin-bottom:.7rem;
}
.flow-body h3{font-size:1.15rem;margin-bottom:.35rem}
.flow-body p{color:var(--muted);font-size:.95rem}
.flow-arrow{
  align-self:center;flex:0 0 auto;font-size:1.7rem;font-weight:700;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
/* step 1 — file chips */
.file-chip{
  display:inline-flex;align-items:center;gap:.5em;font-size:.9rem;font-weight:600;color:var(--ink);
  background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:10px;padding:.5em .8em;
}
.file-ico{font-size:.68rem;font-weight:800;letter-spacing:.02em;padding:.3em .45em;border-radius:6px;background:var(--grad);color:var(--ink-on-grad)}
.file-ico.vid{padding:.25em .55em}
/* step 2 — mode pills */
.flow-modes{flex-direction:column;flex-wrap:nowrap;gap:.4rem;align-items:stretch}
.mode-pill{
  font-size:.85rem;font-weight:600;color:var(--muted);text-align:center;
  background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:999px;padding:.38em .9em;
}
.mode-pill.is-on{background:var(--grad);color:var(--ink-on-grad);border-color:transparent;box-shadow:0 6px 16px rgba(20,184,166,.3)}
/* step 3 — word chips (echoes the hero split) */
.w-chip{font-size:1rem;font-weight:600;color:var(--ink-on-grad);background:var(--grad);border-radius:9px;padding:.3em .6em;box-shadow:0 6px 14px rgba(20,184,166,.28)}

@media (max-width:780px){
  .flow{flex-direction:column;align-items:stretch;gap:.5rem}
  .flow-step{flex:0 0 auto}              /* don't let column flex collapse them */
  .flow-arrow{transform:rotate(90deg);margin:.1rem auto;font-size:1.4rem}
  .flow-visual{height:auto;min-height:110px}
  .try-grid{grid-template-columns:1fr}
  .try-stage{position:static}
}

/* modes — top accent line for variety */
.modes{display:grid;gap:1.2rem;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.mode-card{padding:1.6rem;text-align:center;position:relative;overflow:hidden}
.mode-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad);opacity:.85}
.mode-card:hover{border-color:var(--line-glow);transform:translateY(-4px);box-shadow:var(--glow)}
/* animated preview: sample words light up in groups matching the mode */
.mode-preview{display:flex;flex-wrap:wrap;gap:.35rem;justify-content:center;align-items:center;min-height:66px;margin-bottom:1.1rem}
.mw{
  font-size:1rem;font-weight:600;color:var(--faint);
  padding:.25em .55em;border-radius:8px;background:transparent;
  transform:translateY(0);
  transition:color .35s ease,background .35s ease,box-shadow .35s ease,transform .35s ease;
}
.mw.on{color:var(--ink-on-grad);background:var(--grad);box-shadow:0 6px 14px rgba(20,184,166,.34);transform:translateY(-2px)}
.mode-card h3{font-size:1.2rem;margin-bottom:.4rem}
.mode-card p{color:var(--muted);font-size:.95rem}

/* features — 2x2, borderless, icon tiles */
.features{display:grid;gap:1.6rem 2.4rem;grid-template-columns:repeat(2,minmax(0,1fr));max-width:760px;margin:0 auto}
.feature{padding:.5rem;display:flex;flex-direction:column}
.feat-icon{
  width:3rem;height:3rem;display:grid;place-items:center;font-size:1.5rem;margin-bottom:.8rem;
  background:rgba(56,189,248,.1);border:1px solid rgba(56,189,248,.22);border-radius:14px;
}
.feature h3{font-size:1.18rem;margin-bottom:.4rem}
.feature p{color:var(--muted)}

/* pricing — gradient border via mask */
.price-card{
  max-width:440px;margin:0 auto;padding:2.4rem 2rem;text-align:center;
  border-radius:22px;position:relative;box-shadow:var(--glow-lg);
}
.price-card::after{
  content:"";position:absolute;inset:0;border-radius:22px;padding:1px;pointer-events:none;
  background:var(--grad);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;opacity:.5;
}
.price-badge{display:inline-block;background:rgba(20,184,166,.16);color:#5eead4;border:1px solid rgba(20,184,166,.3);font-weight:700;font-size:.85rem;padding:.35em 1em;border-radius:999px;margin-bottom:1.2rem}
.price-promo{display:inline-block;background:rgba(251,191,36,.1);color:#fcd34d;border:1px solid rgba(251,191,36,.3);font-weight:600;font-size:.86rem;padding:.45em 1.1em;border-radius:999px;margin-bottom:1.2rem}
.price-promo b{color:#fff;font-variant-numeric:tabular-nums}
.price-countdown{text-align:center;color:#fcd34d;font-weight:600;font-size:.95rem;margin:-1.4rem auto 1.8rem}
.price-countdown b{color:#fff;font-variant-numeric:tabular-nums}
.price-row{display:flex;align-items:baseline;justify-content:center;gap:.8rem;margin-bottom:.4rem}
.price-now{font-size:3.2rem;font-weight:700;letter-spacing:-.02em;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.price-was{font-size:1.3rem;color:var(--faint);text-decoration:line-through}
.price-sub{color:var(--muted);margin-bottom:1.6rem}
.price-list{list-style:none;padding:0;text-align:left;display:grid;gap:.7rem}
.price-list li{padding-left:1.8em;position:relative;color:var(--ink)}
.price-list li::before{content:"✓";position:absolute;left:0;color:var(--teal);font-weight:700}
.price-list li.soon{color:var(--muted)}
.price-list li.soon::before{content:"◷";color:var(--faint);font-weight:600}

/* ============ pricing as a sell page (no boxes) ============ */
.sell{position:relative;text-align:center;overflow:hidden}
.sell-glow{position:absolute;left:50%;top:40%;transform:translate(-50%,-50%);width:560px;height:560px;max-width:92%;
  background:radial-gradient(circle,rgba(20,184,166,.20),rgba(56,189,248,.10) 42%,transparent 70%);
  filter:blur(24px);pointer-events:none;z-index:0;animation:sellGlow 6s ease-in-out infinite}
@keyframes sellGlow{0%,100%{opacity:.65;transform:translate(-50%,-50%) scale(1)}50%{opacity:1;transform:translate(-50%,-50%) scale(1.12)}}
.sell>*{position:relative;z-index:1}
.sell-countdown{display:inline-block;color:#fcd34d;font-weight:600;font-size:.95rem;margin-bottom:1.4rem}
.sell-countdown b{color:#fff;font-variant-numeric:tabular-nums}
.sell-title{font-size:clamp(1.7rem,4.6vw,2.7rem);letter-spacing:-.01em;margin-bottom:1.8rem}
.sell-price{display:flex;flex-direction:column;align-items:center;gap:.15rem;margin-bottom:.7rem}
.sell-was{color:var(--faint);text-decoration:line-through;font-size:1.4rem}
.sell-now{
  font-size:clamp(4rem,13vw,7rem);font-weight:800;line-height:1;letter-spacing:-.03em;
  background:linear-gradient(120deg,#14b8a6,#7dd3fc,#14b8a6);background-size:200% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;animation:shimmer 4.5s linear infinite;
}
@keyframes shimmer{to{background-position:-200% 0}}
.sell-save{margin-top:.5rem;display:inline-block;background:rgba(251,191,36,.14);color:#fcd34d;border:1px solid rgba(251,191,36,.3);font-weight:700;font-size:.85rem;padding:.3em .9em;border-radius:999px}
.sell-sub{color:var(--muted);margin-bottom:2.2rem}
.sell-list{list-style:none;padding:0;margin:0 auto 2.4rem;display:inline-flex;flex-direction:column;gap:.85rem;text-align:left}
.sell-list li{position:relative;padding-left:2.1rem;color:var(--ink);font-size:1.05rem}
.sell-list li::before{content:"✓";position:absolute;left:0;top:.1em;width:1.5rem;height:1.5rem;display:grid;place-items:center;background:var(--grad);color:var(--ink-on-grad);border-radius:50%;font-size:.8rem;font-weight:800;box-shadow:0 4px 12px rgba(20,184,166,.35)}
.sell-cta{font-size:1.2rem;padding:1em 3em;animation:ctaPulse 2.6s ease-in-out infinite}
@keyframes ctaPulse{0%,100%{box-shadow:0 8px 26px rgba(20,184,166,.3)}50%{box-shadow:0 12px 44px rgba(56,189,248,.6)}}
.sell-trust{margin-top:1.4rem;color:var(--muted);font-size:.85rem}

/* scroll reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* full waitlist */
.waitlist-full{text-align:center}
.waitlist-lead{color:var(--muted);max-width:520px;margin:0 auto 2rem;font-size:1.05rem}

/* download page extras */
.dl-btn{font-size:1.15rem;padding:1em 2.2em;margin-top:.5rem}
.dl-meta{margin-top:.9rem;color:var(--muted);font-size:.95rem}
.dl-help{max-width:600px;margin:2.4rem auto 0;text-align:center;color:var(--muted)}
.dl-help a{color:#7dd3fc;font-weight:600}
.dl-help p{margin:.4rem 0}

/* ============ try / demo ============ */
.try-lead{text-align:center;color:var(--muted);max-width:640px;margin:0 auto 2.4rem}
.try-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:1.5rem;align-items:start}
.try-inputs{display:flex;flex-direction:column;gap:1rem}
.try-file{
  display:block;cursor:pointer;background:var(--grad-soft),var(--surface);
  border:1px dashed var(--line);border-radius:12px;padding:1rem 1.1rem;transition:border-color .2s;
}
.try-file:hover{border-color:var(--line-glow)}
.try-file-top{display:block;font-weight:600;margin-bottom:.5rem}
.try-file-top small{color:var(--muted);font-weight:500}
.try-file input{display:block;width:100%;font-family:inherit;font-size:.85rem;color:var(--muted)}
.try-file input::file-selector-button{
  font-family:inherit;font-weight:600;cursor:pointer;margin-right:.6rem;
  background:rgba(56,189,248,.12);color:#7dd3fc;border:1px solid rgba(56,189,248,.25);
  border-radius:8px;padding:.4em .8em;
}
.try-file-name{display:block;margin-top:.5rem;font-size:.8rem;color:var(--faint);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.try-modes{display:flex;flex-wrap:wrap;gap:.45rem}
.try-mode{
  font-family:inherit;font-weight:600;font-size:.9rem;cursor:pointer;color:var(--muted);
  background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:999px;padding:.45em 1em;transition:all .2s;
}
.try-mode:hover{color:var(--ink)}
.try-mode.is-on{background:var(--grad);color:var(--ink-on-grad);border-color:transparent}
.try-status{min-height:1.4em;font-weight:600;font-size:.9rem}
.try-status.ok{color:#34d399}.try-status.err{color:#f87171}
.try-note{color:var(--muted);font-size:.82rem;line-height:1.5}
.try-stage{position:sticky;top:5rem}
.try-video-wrap{position:relative;aspect-ratio:16/9;background:#05080a;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.try-video-wrap video{width:100%;height:100%;object-fit:contain;display:block;background:#05080a}
.try-caption{position:absolute;left:0;right:0;bottom:9%;display:flex;justify-content:center;padding:0 1rem;pointer-events:none}
.try-caption span{background:rgba(5,8,10,.78);color:#fff;font-weight:700;font-size:clamp(1rem,2.6vw,1.7rem);padding:.18em .55em;border-radius:9px;box-shadow:0 4px 14px rgba(0,0,0,.4)}
.try-placeholder{position:absolute;inset:0;display:grid;place-items:center;color:var(--faint);font-weight:600;padding:1rem;text-align:center}
.try-result{margin-top:1.6rem;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--surface)}
.try-result-head{display:flex;justify-content:space-between;align-items:center;gap:1rem;padding:.7rem 1rem;border-bottom:1px solid var(--line);font-weight:600;font-size:.9rem;flex-wrap:wrap}
.try-lock{color:#fbbf24;font-size:.82rem}
.try-srt{margin:0;padding:1rem;max-height:240px;overflow:auto;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.8rem;line-height:1.5;color:var(--muted);white-space:pre-wrap;word-break:break-word;user-select:none;-webkit-user-select:none}

/* footer */
.footer{text-align:center;padding:3rem 1rem;border-top:1px solid var(--line);color:var(--muted)}
.brand-foot{justify-content:center;margin-bottom:.6rem}
.footer .copy{font-size:.85rem;margin-top:.6rem;color:var(--faint)}

/* ============ mobile ============ */
@media (max-width:640px){
  .nav{padding:.7rem 1rem}
  .nav-links{gap:.6rem}
  .nav-links a:not(.btn){display:none}
  .brand-en{font-size:1.2rem}.brand-th{font-size:1.05rem}
  .features{grid-template-columns:1fr;gap:1.4rem}
  .demo{padding:1.1rem .9rem 1rem}
  .caption{min-height:84px}
  .waitlist-mini{flex-direction:column}
  .waitlist-mini input,.waitlist-mini .btn{width:100%}
  .price-card{padding:2rem 1.3rem}
  .price-now{font-size:2.7rem}
}

/* respect reduced motion */
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.001ms!important;animation-duration:.001ms!important}
  html{scroll-behavior:auto}
}