/* Melas site styles */
:root{
  --bg:#0A0A0B; --ink:#F2F2F0; --mid:#8d8b86; --mute:rgba(242,242,240,.62); --line:rgba(242,242,240,.14);
  --lime:#B8FF3A; --lime-hi:#E6FF9C; --lime-lo:#2F5A0A;
  --f-lat:"Inter Tight","Noto Sans TC",system-ui,sans-serif;
  --f-body:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,monospace;
  --f-head:"Noto Serif TC","Songti TC",serif; /* 改回全黑體：把這行換成 var(--f-body) */
  color-scheme:dark;
}
*{box-sizing:border-box;margin:0;padding:0}
html{background:var(--bg);scroll-behavior:smooth}
body{font-family:var(--f-body);color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;overflow-x:hidden;line-height:1.6}
a{color:inherit}
button,input{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- fixed header: contact is always one tap away ---------- */
#hdr{position:fixed;left:0;right:0;top:0;z-index:30;display:flex;align-items:center;gap:24px;padding:calc(18px + env(safe-area-inset-top,0px)) max(28px,env(safe-area-inset-right,0px)) 18px max(28px,env(safe-area-inset-left,0px));transition:background .3s,border-color .3s;border-bottom:1px solid transparent}
#hdr.solid{background:rgba(10,10,11,.78);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-color:var(--line)}
.logo{display:flex;align-items:center;gap:9px;font-family:var(--f-lat);font-size:20px;font-weight:600;letter-spacing:.02em;text-decoration:none}
.logo svg{width:26px;height:26px}
#hdr nav{display:flex;gap:26px;margin-left:auto;font-size:14px;color:var(--mute)}
#hdr nav a{text-decoration:none}
#hdr nav a:hover{color:var(--ink)}
.acts{display:flex;gap:8px}
.pill{display:inline-flex;align-items:center;justify-content:center;gap:9px;height:36px;padding:0 16px;border:1px solid rgba(242,242,240,.5);border-radius:99px;background:transparent;color:var(--ink);text-decoration:none;font-size:13.5px;font-weight:500;letter-spacing:.03em;cursor:pointer;transition:background .2s,color .2s,border-color .2s;white-space:nowrap}
.pill:hover{background:var(--ink);color:var(--bg)}
.pill i{width:6px;height:6px;border-radius:50%;background:var(--lime);box-shadow:0 0 8px var(--lime)}
.pill.go{background:var(--lime);border-color:var(--lime);color:#0A0A0B;font-weight:700}
.pill.go:hover{background:var(--lime-hi);border-color:var(--lime-hi)}
.pill.big{height:50px;padding:0 26px;font-size:15px}

/* ---------- hero: ribbon of work → 3×2 grid ---------- */
#track{height:460vh;position:relative}
@media (max-width:760px){#track{height:400vh}}
.stage{position:sticky;top:0;height:100vh;height:100svh;overflow:hidden;background:var(--bg)}
.hl{position:absolute;left:0;right:0;font-family:var(--f-body);font-weight:500;font-size:clamp(40px,6.7vw,130px);line-height:1.05;letter-spacing:-.02em;white-space:nowrap;text-align:center;will-change:transform}
#l1{font-family:var(--f-head);font-weight:300;letter-spacing:-.01em}
#l2{font-family:var(--f-head);font-weight:700;letter-spacing:-.025em}
.hl em{font-style:normal;color:var(--lime);text-shadow:0 0 36px rgba(184,255,58,.35)}
#l1{top:calc(50% - 1.05em)}
#l2{top:calc(50% + .05em)}
#l1 span,#l2 span{display:inline-block}
#l1 span{margin-right:15vw}
#l2 span{margin-left:15vw}
#cap{position:absolute;left:50%;top:calc(50% + 1.75 * clamp(40px,6.7vw,130px));transform:translate(-50%,-50%);width:min(26em,calc(100vw - 40px));text-align:center;font-size:clamp(11px,.85vw,14px);font-weight:500;line-height:1.5;letter-spacing:.08em;color:var(--ink)}
#gl{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:pan-y}
#glow{position:absolute;left:0;right:0;top:0;height:42%;background:linear-gradient(rgba(242,242,240,.08),rgba(242,242,240,0))}
#cross{position:absolute;left:32px;right:32px;top:37.5%;height:1px;background:var(--line)}
#cross i{position:absolute;left:50%;top:-.62em;margin-left:-.3em;font:400 13px var(--f-mono);font-style:normal;color:var(--mid);background:var(--bg);padding:0 .3em;line-height:1.2}
.bot{position:absolute;left:32px;right:32px;bottom:26px;display:grid;grid-template-columns:1fr auto 1fr;align-items:end;font-size:13px;line-height:1.5}
.bot p{color:var(--ink);max-width:21em}
.bot .mid{font:400 12px var(--f-mono);letter-spacing:.06em;transition:opacity .3s;text-align:center}
.bot .mid s{text-decoration:none;color:var(--mid);margin:0 .9em}
#tap{position:absolute;left:0;right:0;bottom:0;opacity:0;transition:opacity .3s;color:var(--lime-hi)}
.bot .r{justify-self:end;display:flex;gap:12px;align-items:center;font:400 12px var(--f-mono);letter-spacing:.06em;background:none;border:0;cursor:pointer;color:var(--ink)}
.bot .r:after{content:"";width:22px;height:1px;background:var(--ink)}
#rule{position:absolute;left:3.5vw;right:3.5vw;top:50%;height:1px;background:var(--line);transform-origin:left;transform:scaleX(0)}
#name{position:absolute;left:0;top:0;padding:6px 12px;background:var(--lime);color:#0A0A0B;border-radius:99px;font-size:12.5px;font-weight:700;letter-spacing:.03em;pointer-events:none;opacity:0;transition:opacity .16s;white-space:nowrap}
#nogl{position:absolute;inset:auto 16px 50% 16px;text-align:center;color:var(--mute);font-size:14px}

/* ---------- sections ---------- */
.sec{padding:120px max(20px,env(safe-area-inset-left,0px)) 100px;border-top:1px solid var(--line)}
.wrap{max-width:1160px;margin:0 auto}
.k{display:flex;align-items:center;gap:12px;font:500 12.5px var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--lime)}
.k b{font-weight:500;color:var(--ink)}
.k:after{content:"";flex:0 0 64px;height:1px;background:linear-gradient(90deg,var(--lime),transparent)}
.sec h2{font-family:var(--f-head);font-size:clamp(30px,3.6vw,50px);font-weight:700;line-height:1.22;letter-spacing:-.015em;margin:.45em 0 .4em;text-wrap:balance}
.lead{color:var(--mute);max-width:60ch}
.note{display:inline-block;font-size:12px;color:var(--lime-hi);border:1px dashed rgba(184,255,58,.4);border-radius:8px;padding:4px 10px;margin-top:14px}

/* plans */
.plans{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:44px}
.more{margin-top:56px;padding-top:40px;border-top:1px solid var(--line)}
.more-h h3{font-family:var(--f-head);font-size:clamp(24px,2.6vw,34px);font-weight:700;margin:.35em 0 .2em}
.more-h p,.more-f{color:var(--mute);font-size:14.5px}
.more-g{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;margin:26px 0 18px}
.mc{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:18px;padding:20px 18px;background:rgba(242,242,240,.02);transition:border-color .3s,transform .4s cubic-bezier(.2,.7,.2,1)}
.mc:hover{border-color:rgba(184,255,58,.45);transform:translateY(-4px)}
.mc h4{font-size:16px;font-weight:700;margin-bottom:8px}
.mc p{color:var(--mute);font-size:13.5px;line-height:1.65;flex:1}
.mc span{margin-top:14px;font:500 12px var(--f-mono);letter-spacing:.04em;color:var(--lime-hi)}
@media (max-width:1100px){.more-g{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.more-g{grid-template-columns:1fr}}
.plan-d{display:grid;grid-template-columns:auto 1fr auto;gap:28px;align-items:center;margin-top:20px;padding:26px 28px;border:1px dashed rgba(184,255,58,.4);border-radius:22px;background:rgba(184,255,58,.03)}
.plan-d h3{font-family:var(--f-head);font-size:24px;font-weight:700;margin:.15em 0 0}
.plan-d .price{font-family:var(--f-lat);font-size:22px;color:var(--lime-hi);margin-top:6px}
.plan-d p{color:var(--mute);font-size:14.5px}
.plan-d ul{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.plan-d li{font-size:12.5px;padding:3px 10px;border:1px solid var(--line);border-radius:99px;color:var(--mute)}
#cap .en{display:block;font-family:var(--f-lat);font-weight:400;font-style:italic;letter-spacing:.02em;text-transform:none;color:var(--mute);margin-bottom:4px}
.badge{display:inline-block;font:500 11px var(--f-mono);letter-spacing:.06em;padding:3px 9px;border-radius:99px;border:1px solid rgba(184,255,58,.5);color:var(--lime-hi);vertical-align:middle;margin-left:8px}
#nogrid{display:none}
.nogl #nogrid{display:grid;position:absolute;inset:96px 24px 80px;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;align-content:center;list-style:none}
.nogl #nogrid button{display:block;width:100%;padding:0;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:none;cursor:pointer;text-align:left}
.nogl #nogrid img{display:block;width:100%;aspect-ratio:1024/644;object-fit:cover}
.nogl #nogrid span{display:block;padding:8px 10px;font-size:13px}
.nogl .hl,.nogl #cap{display:none}
/* ---------- brand light: μ + dot ---------- */
#mumark{position:absolute;width:min(22vw,150px);height:min(22vw,150px);left:calc(50% - .72 * min(22vw,150px));top:calc(50% - .84 * min(22vw,150px));pointer-events:none}
#dot{position:absolute;left:0;top:0;width:14px;height:14px;margin:-7px 0 0 -7px;border-radius:50%;background:var(--lime-hi);box-shadow:0 0 14px 4px rgba(184,255,58,.85),0 0 60px 18px rgba(184,255,58,.28);pointer-events:none;opacity:0;will-change:transform}
#mid{font-style:normal;color:transparent;text-shadow:none}
#mumark{overflow:visible}
#sM.pre{stroke-opacity:0}
#cross i{display:none}
#cap .en b{font-weight:inherit;color:var(--mute);transition:color .5s,text-shadow .5s}
#cap.lit .en b{color:var(--lime);text-shadow:0 0 14px rgba(184,255,58,.55)}
#cap.lit .en b:nth-child(2){transition-delay:.12s}#cap.lit .en b:nth-child(3){transition-delay:.24s}#cap.lit .en b:nth-child(4){transition-delay:.36s}#cap.lit .en b:nth-child(5){transition-delay:.48s}
#hdr .logo circle{transition:filter .4s}
#hdr .logo.lit circle{filter:drop-shadow(0 0 6px #B8FF3A) drop-shadow(0 0 14px rgba(184,255,58,.6))}
.nogl #mumark,.nogl #dot{display:none}

/* ---------- intro: full headline after the works ---------- */
.intro{border-top:0;padding-top:110px}
.intro h1{font-family:var(--f-head);font-weight:700;font-size:clamp(34px,5.2vw,76px);line-height:1.14;letter-spacing:-.02em;margin:.35em 0 .3em}
.intro h1 em{font-style:normal;color:var(--lime);text-shadow:0 0 36px rgba(184,255,58,.3)}
.intro .lead{font-size:clamp(15px,1.3vw,18px)}
.adv{list-style:none;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;margin:44px 0 36px;padding:0}
.adv li{border-top:1px solid var(--line);padding-top:16px}
.adv b{font:500 12px var(--f-mono);color:var(--lime);letter-spacing:.08em}
.adv h3{font-size:16px;font-weight:700;margin:10px 0 6px}
.adv p{color:var(--mute);font-size:13.5px;line-height:1.65}
.intro-go{display:flex;gap:12px;flex-wrap:wrap}
@media (max-width:1100px){.adv{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.adv{grid-template-columns:1fr;gap:6px}.adv li{display:grid;grid-template-columns:auto 1fr;column-gap:12px}.adv li b{grid-row:span 2;padding-top:12px}.adv h3{margin-top:8px}}

@media (max-width:760px){.nogl #nogrid{grid-template-columns:repeat(2,minmax(0,1fr));inset:80px 14px 20px}.plan-d{grid-template-columns:1fr;gap:12px}}
.plan{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:22px;overflow:hidden;background:linear-gradient(170deg,rgba(242,242,240,.05),rgba(242,242,240,.015))}
.plan.hot{border-color:rgba(184,255,58,.55);box-shadow:0 0 0 1px rgba(184,255,58,.18) inset}
.plan figure{aspect-ratio:16/10;background:#141416;border-bottom:1px solid var(--line);position:relative}
.plan figure img{width:100%;height:100%;object-fit:cover;display:block}
.plan figure figcaption{position:absolute;left:12px;top:12px;font:500 11px var(--f-mono);letter-spacing:.08em;padding:4px 9px;border-radius:99px;background:rgba(10,10,11,.75);color:var(--ink)}
.plan .in{padding:24px 24px 26px;display:flex;flex-direction:column;flex:1}
.plan .tag{font:500 12px var(--f-mono);letter-spacing:.1em;color:var(--lime)}
.plan h3{font-family:var(--f-head);font-size:26px;font-weight:700;letter-spacing:-.01em;margin:.2em 0 .1em}
.plan .for{color:var(--mute);font-size:14.5px;margin-bottom:16px}
.plan .price{font-variant-numeric:tabular-nums;font-family:var(--f-lat);font-size:30px;font-weight:500;letter-spacing:-.01em;color:var(--lime-hi)}
.plan .price small{font-size:14px;color:var(--mute);margin-left:4px;font-family:var(--f-body)}
.plan .meta{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0 16px}
.plan .meta span{font-size:12.5px;padding:3px 10px;border:1px solid var(--line);border-radius:99px;color:var(--mute)}
.plan ul{list-style:none;display:grid;gap:8px;font-size:14.5px;margin-bottom:22px}
.plan li{display:flex;gap:10px}
.plan li:before{content:"";flex:none;width:6px;height:6px;margin-top:.65em;border-radius:50%;background:var(--lime)}
.plan .pill{margin-top:auto;width:100%}
.extras{margin-top:22px;display:flex;flex-wrap:wrap;gap:10px 26px;color:var(--mute);font-size:14px}
.extras b{color:var(--ink);font-weight:500}

/* process */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:44px;counter-reset:s;list-style:none}
.steps li{border-top:1px solid var(--line);padding-top:20px;position:relative}
.steps li:before{counter-increment:s;content:"0" counter(s);font:500 13px var(--f-mono);color:var(--lime);letter-spacing:.08em}
.steps li:after{content:"";position:absolute;left:0;top:-1px;width:36px;height:1px;background:var(--lime);box-shadow:0 0 8px var(--lime)}
.steps h3{font-family:var(--f-head);font-size:20px;font-weight:700;margin:.4em 0 .3em}
.steps p{color:var(--mute);font-size:14.5px}
.facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:40px}
.fact{border:1px solid var(--line);border-radius:18px;padding:20px 22px}
.fact h4{font-size:15px;font-weight:700;margin-bottom:8px}
.fact p{color:var(--mute);font-size:14px}

/* faq */
.faq{margin-top:36px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{font-family:var(--f-head);list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:20px;padding:20px 2px;font-size:17px;font-weight:500}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";font:400 20px var(--f-mono);color:var(--lime);transition:transform .2s}
.faq details[open] summary:after{transform:rotate(45deg)}
.faq details p{color:var(--mute);padding:0 2px 22px;max-width:70ch}

/* final cta */
.cta{text-align:center;padding:140px 20px 120px;border-top:1px solid var(--line);background:radial-gradient(700px 360px at 50% 100%,rgba(184,255,58,.09),transparent 70%)}
.cta h2{font-family:var(--f-head);font-size:clamp(32px,4.6vw,62px);font-weight:700;letter-spacing:-.02em;line-height:1.18;margin-bottom:.35em}
.cta h2 em{font-style:normal;color:var(--lime)}
.cta p{color:var(--mute);margin-bottom:28px}
.cta .row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
footer{padding:28px 20px calc(28px + env(safe-area-inset-bottom,0px));text-align:center;font-size:12px;color:rgba(242,242,240,.4);border-top:1px solid var(--line)}

/* work modal */
dialog{margin:auto;width:min(980px,calc(100vw - 32px));max-height:calc(100svh - 32px);border:1px solid var(--line);border-radius:22px;background:#111113;color:var(--ink);padding:0;overflow:auto}
dialog::backdrop{background:rgba(5,5,6,.78);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
dialog img{display:block;width:100%;aspect-ratio:1024/644;object-fit:cover;background:#1a1a1c}
dialog .in{padding:24px 28px 28px;display:grid;grid-template-columns:1fr auto;gap:18px 28px;align-items:end}
dialog h3{font-family:var(--f-head);font-size:28px;font-weight:700}
dialog .tag{font:500 12px var(--f-mono);letter-spacing:.1em;color:var(--lime)}
dialog p{color:var(--mute);font-size:15px;margin-top:6px}
dialog .row{display:flex;gap:10px;flex-wrap:wrap}
dialog .case{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;padding:0 28px 8px;border-top:1px solid var(--line);margin-top:4px}
dialog .case h4{font:500 12px var(--f-mono);letter-spacing:.1em;color:var(--lime);margin:18px 0 6px}
dialog .case p{font-size:14.5px;margin:0}
dialog .case-note{font-size:12.5px;color:var(--mid);padding:12px 28px 24px;margin:0}
@media (max-width:760px){dialog .case{grid-template-columns:1fr;gap:4px;padding:0 20px 8px}dialog .case-note{padding:12px 20px 20px}}
dialog .x{position:absolute;right:14px;top:14px;width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:rgba(10,10,11,.7);cursor:pointer;font-size:18px}

/* estimate (kept from the previous version) */
#estimate{background:radial-gradient(900px 500px at 80% 0%,rgba(184,255,58,.06),transparent 60%),var(--bg)}
.est{max-width:1160px;margin:0 auto;display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:40px;align-items:start}
.est-head{max-width:1160px;margin:0 auto 40px}
.q{border:0;margin:0 0 30px;padding:0;min-width:0}
.q legend{font-weight:700;font-size:17px;margin-bottom:12px;padding:0;display:flex;gap:10px;align-items:baseline}
.q legend b{font-family:var(--f-mono);font-weight:500;font-size:13px;color:var(--lime);letter-spacing:.08em}
.q .hint{font-size:13px;color:var(--mute);margin:-6px 0 12px}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{position:relative}
.chip input{position:absolute;opacity:0;inset:0;cursor:pointer;margin:0}
.chip span{display:flex;flex-direction:column;gap:2px;padding:12px 16px;border-radius:14px;border:1px solid var(--line);background:rgba(255,255,255,.03);font-size:15px;transition:border-color .2s,background .2s,box-shadow .2s;cursor:pointer}
.chip span small{font-size:12px;color:var(--mute)}
.chip input:checked + span{border-color:rgba(184,255,58,.75);background:rgba(184,255,58,.08);box-shadow:0 0 0 1px rgba(184,255,58,.35) inset}
.chip input:focus-visible + span{outline:2px solid var(--lime);outline-offset:2px}
.result{position:sticky;top:96px;border-radius:24px;padding:28px;background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));border:1px solid var(--line)}
.result .k2{font-size:13px;color:var(--mute)}
.result .range{font-family:var(--f-lat);font-weight:500;font-size:clamp(30px,3.6vw,44px);line-height:1.1;margin:6px 0 4px;font-variant-numeric:tabular-nums;color:var(--lime-hi)}
.result dl{display:grid;grid-template-columns:auto 1fr;gap:8px 16px;margin:20px 0;font-size:14px}
.result dt{color:var(--mute)}
.result dd{margin:0;text-align:right;font-variant-numeric:tabular-nums}
.result ul{margin:0 0 20px;padding-left:18px;color:var(--mute);font-size:13px}
.result .ctas{display:flex;flex-direction:column;gap:10px}
.result .line-id{font-size:13px;color:var(--mute);text-align:center;margin-top:10px}
.result .line-id code{color:var(--ink);user-select:all}
.toast{font-size:13px;color:var(--lime-hi);text-align:center;min-height:1.4em;margin-top:6px}

/* mobile contact bar */
#mbar{display:none}
#flash{position:fixed;left:50%;bottom:calc(90px + env(safe-area-inset-bottom,0px));transform:translate(-50%,10px);z-index:60;background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:12px;font-size:14px;opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;max-width:calc(100vw - 32px);text-align:center}
#flash.on{opacity:1;transform:translate(-50%,0)}

/* ===== polish ===== */
.pill{position:relative;overflow:hidden;isolation:isolate;transition:background .25s,color .25s,border-color .25s,transform .15s,box-shadow .3s}
.pill:before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(100deg,transparent 20%,rgba(184,255,58,.5) 50%,transparent 80%);transform:translateX(-120%);transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.pill:hover:before{transform:translateX(120%)}
.pill:active{transform:scale(.97)}
.pill.go{box-shadow:0 0 22px rgba(184,255,58,.28)}
.pill.go:before{background:linear-gradient(100deg,transparent 20%,rgba(255,255,255,.7) 50%,transparent 80%)}
.pill.go:hover{box-shadow:0 0 34px rgba(184,255,58,.45)}
.plan{position:relative;transition:transform .45s cubic-bezier(.2,.7,.2,1),box-shadow .45s}
.plan:after{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;pointer-events:none;opacity:0;transition:opacity .3s;
  background:radial-gradient(260px circle at var(--mx,50%) var(--my,50%),rgba(184,255,58,.95),rgba(184,255,58,.15) 45%,transparent 70%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box exclude,linear-gradient(#000 0 0)}
.plan:hover{transform:translateY(-6px);box-shadow:0 30px 60px rgba(0,0,0,.45)}
.plan:hover:after{opacity:1}
.plan figure{overflow:hidden}
.plan figure img{transition:transform .8s cubic-bezier(.2,.7,.2,1)}
.plan:hover figure img{transform:scale(1.045)}
.chip span{padding-right:40px;position:relative}
.chip span:after{content:"";position:absolute;right:13px;top:15px;width:16px;height:16px;border-radius:50%;border:1px solid rgba(242,242,240,.3);transition:background .2s,border-color .2s,box-shadow .2s}
.chip span:before{content:"";position:absolute;right:19px;top:18px;width:4px;height:8px;border:solid #0A0A0B;border-width:0 2px 2px 0;transform:rotate(45deg) scale(0);transition:transform .28s cubic-bezier(.3,1.6,.5,1);z-index:1}
.chip input:checked + span:after{background:var(--lime);border-color:var(--lime);box-shadow:0 0 10px rgba(184,255,58,.6)}
.chip input:checked + span:before{transform:rotate(45deg) scale(1)}
.chip input[type=checkbox] + span:after{border-radius:5px}
.chip span:hover{border-color:rgba(242,242,240,.35)}
.result .range{transition:text-shadow .4s}
.result .range.bump{text-shadow:0 0 24px rgba(184,255,58,.55)}
.faq details{overflow:hidden}
.faq summary{transition:color .2s}
.faq summary:hover{color:var(--lime-hi)}
.rv{opacity:0;transform:translateY(26px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1);transition-delay:var(--d,0s)}
.rv.on{opacity:1;transform:none}
.split .c{display:inline-block;opacity:0;transform:translateY(.4em);filter:blur(6px);transition:opacity .6s,transform .6s cubic-bezier(.2,.7,.2,1),filter .6s;transition-delay:calc(var(--i)*28ms)}
.split.on .c{opacity:1;transform:none;filter:none}
@media (max-width:760px){.split .c{filter:none;transition-delay:calc(var(--i)*12ms)} .plan:hover{transform:none}}
@media (prefers-reduced-motion:reduce){.rv,.split .c{opacity:1!important;transform:none!important;filter:none!important;transition:none!important}.pill:before{display:none}}

@media (max-width:980px){ .plans{grid-template-columns:1fr;max-width:560px} .steps{grid-template-columns:repeat(2,minmax(0,1fr))} .facts{grid-template-columns:1fr} .est{grid-template-columns:1fr} .result{position:static} }
@media (max-width:760px){
  #hdr{padding:calc(14px + env(safe-area-inset-top,0px)) 18px 14px}
  #hdr nav,#hdr .acts .line{display:none}
  #hdr .acts{margin-left:auto}
  .bot{display:none}
  #cross{left:18px;right:18px}
  #mbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:30;gap:10px;padding:10px 14px calc(10px + env(safe-area-inset-bottom,0px));background:rgba(10,10,11,.86);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-top:1px solid var(--line)}
  #mbar .pill{flex:1;height:46px;font-size:15px}
  body{padding-bottom:70px}
  .sec{padding-top:90px;padding-bottom:80px}
  .steps{grid-template-columns:1fr}
  dialog .in{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* ---------- estimator (chat) ---------- */
/* ===== chat estimate ===== */
.chat{display:flex;flex-direction:column;height:min(680px,calc(100svh - 140px));min-height:520px;border:1px solid var(--line);border-radius:24px;background:linear-gradient(170deg,rgba(242,242,240,.045),rgba(242,242,240,.012));overflow:hidden}
.chat-top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 18px;border-bottom:1px solid var(--line)}
.who{display:flex;align-items:center;gap:12px}
.who b{display:block;font-size:15px}
.who small{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--mute)}
.who small i{width:6px;height:6px;border-radius:50%;background:var(--lime);box-shadow:0 0 8px var(--lime)}
.av{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:#151517;border:1px solid var(--line)}
.av svg{width:22px;height:22px}
.restart{background:none;border:1px solid var(--line);border-radius:99px;padding:6px 12px;font-size:12.5px;color:var(--mute);cursor:pointer}
.restart:hover{color:var(--ink);border-color:rgba(242,242,240,.4)}
.log{flex:1;overflow-y:auto;padding:22px 18px 10px;display:flex;flex-direction:column;gap:10px;scroll-behavior:smooth;overscroll-behavior:contain}
.msg{max-width:82%;padding:11px 15px;border-radius:18px;font-size:15px;line-height:1.6;white-space:pre-wrap;animation:pop .35s cubic-bezier(.2,.8,.2,1) both}
.msg.from-bot{align-self:flex-start;background:#1A1A1D;border:1px solid var(--line);border-bottom-left-radius:6px}
.msg.from-me{align-self:flex-end;background:var(--lime);color:#0A0A0B;font-weight:500;border-bottom-right-radius:6px}
.msg.sum{white-space:normal;max-width:92%}
.msg.sum table{border-collapse:collapse;margin-top:8px;font-size:14px;width:100%}
.msg.sum td{padding:4px 0;vertical-align:top}
.msg.sum td:first-child{color:var(--mute);padding-right:14px;white-space:nowrap}
.msg.sum .big{font-family:var(--f-lat);font-size:22px;color:var(--lime-hi);font-variant-numeric:tabular-nums}
.typing{align-self:flex-start;display:flex;gap:5px;padding:14px 16px;border-radius:18px;background:#1A1A1D;border:1px solid var(--line)}
.typing span{width:6px;height:6px;border-radius:50%;background:var(--mute);animation:blink 1s infinite}
.typing span:nth-child(2){animation-delay:.15s}.typing span:nth-child(3){animation-delay:.3s}
@keyframes blink{0%,80%,100%{opacity:.25;transform:none}40%{opacity:1;transform:translateY(-3px)}}
@keyframes pop{from{opacity:0;transform:translateY(8px) scale(.98)}to{opacity:1;transform:none}}
.quick{display:flex;flex-wrap:wrap;gap:8px;padding:6px 18px 12px}
.quick:empty{display:none}
.qr{position:relative;display:inline-flex;align-items:center;gap:8px;padding:9px 14px;border-radius:99px;border:1px solid rgba(184,255,58,.45);background:rgba(184,255,58,.06);color:var(--ink);font-size:14px;cursor:pointer;transition:background .2s,border-color .2s,transform .15s;animation:pop .35s cubic-bezier(.2,.8,.2,1) both;animation-delay:var(--d,0s)}
.qr:hover{background:rgba(184,255,58,.14)}
.qr:active{transform:scale(.97)}
.qr small{color:var(--mute);font-size:12px}
.qr[aria-pressed=true]{background:var(--lime);border-color:var(--lime);color:#0A0A0B}
.qr[aria-pressed=true] small{color:rgba(10,10,11,.6)}
.qr.done{background:var(--ink);border-color:var(--ink);color:#0A0A0B;font-weight:700}
.qr.ghost{border-color:var(--line);background:transparent;color:var(--mute)}
.say{display:flex;gap:8px;padding:12px 14px 14px;border-top:1px solid var(--line)}
.say input{flex:1;min-width:0;height:46px;border-radius:99px;border:1px solid var(--line);background:#121214;padding:0 18px;font-size:16px;color:var(--ink)}
.say input:focus{outline:none;border-color:rgba(184,255,58,.6);box-shadow:0 0 0 3px rgba(184,255,58,.12)}
.say button{flex:none;width:46px;height:46px;border-radius:50%;border:0;background:var(--lime);color:#0A0A0B;cursor:pointer;display:grid;place-items:center;transition:transform .15s,box-shadow .3s}
.say button:hover{box-shadow:0 0 20px rgba(184,255,58,.5)}
.say button:active{transform:scale(.94)}
.say button svg{width:20px;height:20px}
.say input:disabled,.say button:disabled{opacity:.4;cursor:not-allowed}
.meter{height:4px;border-radius:4px;background:rgba(242,242,240,.08);overflow:hidden;margin:4px 0 8px}
.meter span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--lime-lo),var(--lime));box-shadow:0 0 10px var(--lime);transition:width .5s cubic-bezier(.2,.8,.2,1)}
.result dd{max-width:16em;justify-self:end}
@media (max-width:980px){
  .est{display:flex;flex-direction:column-reverse}
  .result{position:static;padding:14px 18px;border-radius:16px}
  .est{gap:14px}
  .result dl,.result ul,.result .note,.result #r-step{display:none}
  .result .range{font-size:26px;margin:2px 0}
  .result .meter{margin:6px 0 0}
  .chat{height:calc(100svh - 150px);min-height:460px}
  .msg{max-width:88%}
}