/* Locitime landing page. Plain CSS, no framework. Radius system follows the app: 32 card, 16 tile, pill. */
:root{
  --surface:#FBF9F5;--s-low:#F5F3F0;--s:#EFEEEA;--s-high:#E9E8E4;--s-lowest:#FFFFFF;
  --on:#1B1C1A;--on-v:#4C463C;--outline:#7E766B;--outline-v:#CFC5B8;
  --primary:#524428;--on-primary:#FFFFFF;--primary-c:#6B5B3E;--on-primary-c:#EAD4AF;
  --green:#2C694E;--green-c:#AEEECB;--on-green-c:#316E52;--green-deep:#2C694E;--on-green-deep:#FFFFFF;
  --ochre:#D9C4A0;
  --frame:#1B1C1A;--shadow:0 12px 40px -12px rgba(27,28,26,.25),0 2px 8px rgba(27,28,26,.06);
  --r-card:32px;--r-tile:16px;--r-pill:999px;
  color-scheme:light;
}
:root.dark{
  --surface:#131412;--s-low:#1B1C1A;--s:#1F201E;--s-high:#2A2B29;--s-lowest:#0E0F0D;
  --on:#E4E2DF;--on-v:#CFC5B8;--outline:#989082;--outline-v:#4C463C;
  --primary:#D9C4A0;--on-primary:#3C2F15;--primary-c:#53452A;--on-primary-c:#F6E0BB;
  --green:#95D4B3;--green-c:#0E5138;--on-green-c:#B1F0CE;--green-deep:#0E5138;--on-green-deep:#E4E2DF;
  --frame:#2A2B29;--shadow:0 0 0 1px #4C463C;
  color-scheme:dark;
}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth;scroll-padding-top:84px;background:var(--surface)}
body{font-family:"Roboto Flex",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--on);font-size:16px;line-height:1.55;overflow-x:clip;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{line-height:1.12;letter-spacing:-.02em}
.wrap{width:min(1180px,100% - 48px);margin-inline:auto}
.narrow{width:min(780px,100% - 48px)}
.ic{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}
.link,.textlink{color:var(--green);font-weight:500;text-decoration:underline;text-underline-offset:3px}
.textlink{text-decoration:none;display:inline-block;margin-top:14px}
.textlink:hover{text-decoration:underline}

/* background: cheap, calm, fixed */
#bg{position:fixed;inset:0;z-index:-1;pointer-events:none;background:
  radial-gradient(900px 560px at 6% -8%,color-mix(in srgb,var(--green) 16%,transparent),transparent 62%),
  radial-gradient(760px 520px at 100% 4%,color-mix(in srgb,var(--ochre) 38%,transparent),transparent 60%),
  var(--surface)}
:root.dark #bg{background:
  radial-gradient(900px 560px at 6% -8%,color-mix(in srgb,var(--green) 9%,transparent),transparent 62%),
  radial-gradient(760px 520px at 100% 4%,color-mix(in srgb,var(--ochre) 6%,transparent),transparent 60%),
  var(--surface)}
#bg::after{content:"";position:absolute;right:-260px;top:70px;width:760px;height:760px;opacity:.5;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200' fill='none' stroke='%232C694E' stroke-width='.4'%3E%3Ccircle cx='100' cy='100' r='96'/%3E%3Ccircle cx='100' cy='100' r='76' stroke-dasharray='1.5 2.5'/%3E%3Ccircle cx='100' cy='100' r='56'/%3E%3Ccircle cx='100' cy='100' r='36' stroke-dasharray='3 3'/%3E%3Cpath d='M100 2V198M2 100H198' stroke-width='.2'/%3E%3C/svg%3E") center/contain no-repeat}
:root.dark #bg::after{opacity:.22}

/* header */
.top{position:sticky;top:0;z-index:40;padding-top:10px}
.top-in{display:flex;align-items:center;justify-content:space-between;gap:12px;height:64px;padding:0 14px 0 16px;border-radius:var(--r-pill);
  background:color-mix(in srgb,var(--s-low) 86%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:var(--shadow)}
:root.dark .top-in{box-shadow:0 0 0 1px var(--outline-v)}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:600;font-size:20px;letter-spacing:-.02em}
.logo img{border-radius:50%;position:relative}
.logo-text{background-image:linear-gradient(105deg,currentColor 38%,var(--green) 50%,currentColor 62%);background-size:250% 100%;background-position:130% 0;-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.logo:hover .logo-text,.logo.shine .logo-text{animation:shine-t 1.1s ease-in-out 1 both}
.logo img{overflow:hidden}
@keyframes shine-t{to{background-position:-30% 0}}
.nav{display:flex;gap:4px}
.nav a{padding:8px 16px;border-radius:var(--r-pill);text-decoration:none;color:var(--on-v);font-weight:500;font-size:15px}
.nav a:hover{background:var(--s);color:var(--on)}
.top-r{display:flex;align-items:center;gap:10px}
.icon-btn{width:42px;height:42px;border-radius:50%;border:0;background:var(--s);color:var(--on-v);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:background .2s,color .2s}
.icon-btn:hover{background:var(--s-high);color:var(--on)}
.seg{display:flex;padding:3px;border-radius:var(--r-pill);background:var(--s)}
.seg button{border:0;background:none;color:var(--on-v);font-weight:600;font-size:13px;line-height:1;font-family:inherit;padding:10px 14px;border-radius:var(--r-pill);cursor:pointer;min-width:42px}
.seg button[aria-pressed=true]{background:var(--s-lowest);color:var(--on);box-shadow:0 1px 3px rgba(0,0,0,.12)}
:root.dark .seg button[aria-pressed=true]{background:var(--s-high)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:52px;padding:0 28px;border-radius:var(--r-pill);border:0;font-weight:600;font-size:16px;line-height:1;font-family:inherit;cursor:pointer;text-decoration:none;transition:transform .15s,background .2s}
.btn-primary{background:var(--primary);color:var(--on-primary)}
.btn-primary:hover{background:var(--primary-c);color:var(--on-primary-c);transform:translateY(-1px)}
.btn-soft{height:40px;padding:0 16px;font-size:14px;background:var(--s-high);color:var(--on)}
.btn-block{width:100%}

/* hero */
.hero{padding:44px 0 36px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.hero h1{font-size:clamp(38px,4.7vw,60px);font-weight:600;max-width:14ch}
.lead{font-size:19px;color:var(--on-v);max-width:34em;margin:20px 0 28px}
.cta-row{display:flex;gap:14px;flex-wrap:wrap}
.caption{font-size:13px;color:var(--on-v);margin-top:12px}
.checks{list-style:none;padding:0;display:flex;gap:22px;flex-wrap:wrap;margin-top:26px;padding-top:22px;border-top:1px solid var(--outline-v);font-size:14px;color:var(--on-v)}
.checks li{display:flex;align-items:center;gap:8px}.checks .ic{color:var(--green)}
.hero-visual{position:relative;display:flex;justify-content:center}
.phone{width:min(260px,70vw);aspect-ratio:9/20;border:8px solid var(--frame);border-radius:40px;overflow:hidden;background:var(--s-low);box-shadow:var(--shadow);position:relative}
:root.dark .phone{border-color:#3a3b38}
.phone img{width:100%;height:100%;object-fit:cover}
.phone-xl{width:min(290px,72vw)}
.chip{position:absolute;display:inline-flex;align-items:center;gap:8px;padding:10px 16px;border-radius:var(--r-pill);background:var(--s-lowest);color:var(--on);font-size:14px;font-weight:600;box-shadow:var(--shadow)}
:root.dark .chip{background:var(--s-high)}
.chip .ic{width:18px;height:18px;color:var(--green)}
.chip-a{top:12%;right:2%}.chip-b{bottom:14%;left:4%}

/* sections */
.sec{padding:60px 0}
.sec-head{margin-bottom:32px}.sec-head.left{margin-bottom:22px}
.sec-head h2{font-size:clamp(28px,3.4vw,40px);font-weight:600}
.sec-head p{color:var(--on-v);margin-top:8px}
.steps{list-style:none;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.step{display:flex;gap:16px;align-items:flex-start}
.num{width:40px;height:40px;border-radius:50%;background:var(--s-high);display:grid;place-items:center;font-weight:600;flex:none}
.step h3{font-size:19px;font-weight:600}.step p{color:var(--on-v);margin-top:4px;font-size:15px}

.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:20px}
.tile{grid-column:span 2;background:var(--s-low);border-radius:var(--r-card);padding:26px;display:flex;flex-direction:column;gap:6px;overflow:hidden}
:root.dark .tile{box-shadow:0 0 0 1px var(--outline-v)}
.tile-wide{grid-column:span 4;flex-direction:row;gap:24px;align-items:center}
.tile-wide .tile-copy{flex:1;display:flex;flex-direction:column;gap:6px}
.tile-wide .win{flex:1;max-width:340px}
.tile h3{font-size:21px;font-weight:600}
.tile p{color:var(--on-v);font-size:15px}
.ico{width:44px;height:44px;border-radius:50%;background:var(--s-high);display:grid;place-items:center;margin-bottom:8px;color:var(--green)}
.tile-green{background:var(--green-deep);color:var(--on-green-deep)}
.tile-green p{color:color-mix(in srgb,var(--on-green-deep) 85%,transparent)}
.tile-green .ico{background:rgba(255,255,255,.16);color:#fff}
:root.dark .tile-green{box-shadow:0 0 0 1px #1c6b4b}
.win{height:var(--h,150px);border-radius:var(--r-tile);overflow:hidden;margin-top:14px;background:var(--s-lowest);box-shadow:0 0 0 1px var(--outline-v)}
.tile-wide .win{margin-top:0}
.win img{width:100%;height:100%;object-fit:cover;object-position:top}

.strip{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.strip figure{display:flex;flex-direction:column;align-items:center;gap:14px}
.strip .phone{width:100%;max-width:250px}
.strip figcaption{font-size:14px;color:var(--on-v);text-align:center}

.priv-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.statements{list-style:none;padding:0;display:grid;gap:18px}
.statements li{display:flex;gap:14px;align-items:flex-start}
.statements .ico{margin:0;flex:none;width:40px;height:40px}
.statements strong{font-weight:600}
.tech{background:var(--s-low);border-radius:var(--r-card);padding:28px}
:root.dark .tech{box-shadow:0 0 0 1px var(--outline-v)}
.tech h3{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:600;margin-bottom:14px}
.tech ul{list-style:none;padding:0;display:grid;gap:14px;font-size:15px;color:var(--on-v)}
.tech strong{color:var(--on)}

.faq{display:grid;gap:10px}
.faq-item{background:var(--s-low);border-radius:var(--r-tile);padding:0 20px}
:root.dark .faq-item{box-shadow:0 0 0 1px var(--outline-v)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 0;font-weight:600}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item .chev{transition:transform .2s;color:var(--on-v)}
.faq-item[open] .chev{transform:rotate(180deg)}
.faq-item p{color:var(--on-v);padding:0 0 18px;font-size:15px}

.cta-card{background:var(--s-low);border-radius:var(--r-card);padding:48px 32px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:14px}
:root.dark .cta-card{box-shadow:0 0 0 1px var(--outline-v)}
.cta-card h2{font-size:clamp(26px,3vw,36px);font-weight:600}
.cta-card p{color:var(--on-v)}.cta-card .btn{margin-top:8px}.cta-card .caption{margin-top:2px}

.foot{background:var(--s-low);margin-top:30px;padding:30px 0}
.foot-in{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px 32px}
.foot-brand{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.foot-brand img{border-radius:50%}.foot-brand span{color:var(--on-v);font-size:14px}
.foot-links{display:flex;gap:6px}.foot-links a{padding:8px 12px;border-radius:var(--r-pill);text-decoration:none;color:var(--on-v);font-size:14px}
.foot-links a:hover{background:var(--s);color:var(--on)}
.copy{width:100%;font-size:13px;color:var(--on-v)}
.to-top{position:fixed;right:20px;bottom:20px;z-index:45;width:48px;height:48px;background:var(--primary);color:var(--on-primary);box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:opacity .25s}
.to-top.show{opacity:1;pointer-events:auto}
.to-top:hover{background:var(--primary-c);color:var(--on-primary-c)}

/* modals */
dialog.modal{border:0;padding:0;background:transparent;color:inherit;max-width:none;max-height:none;margin:auto;overflow:visible}
dialog.modal::backdrop{background:rgb(0 0 0/.45);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
dialog.modal[open]{animation:pop .22s cubic-bezier(.2,.8,.2,1)}
@keyframes pop{from{opacity:0;transform:translateY(14px) scale(.97)}to{opacity:1;transform:none}}
.modal-card{width:min(92vw,30rem);background:var(--s-lowest);color:var(--on);border-radius:var(--r-card);padding:28px;position:relative;box-shadow:0 30px 80px rgba(0,0,0,.35);display:flex;flex-direction:column;gap:12px}
:root.dark .modal-card{background:var(--s-low);box-shadow:0 0 0 1px var(--outline-v),0 30px 80px rgba(0,0,0,.6)}
.modal-wide .modal-card{width:min(94vw,42rem)}
.modal-x{position:absolute;top:16px;right:16px}
.modal h2{font-size:24px;font-weight:600}
.modal p{color:var(--on-v);font-size:15px}
.modal .lead2{color:var(--on);font-size:17px}
.modal .small{font-size:13px}
.strong-p{color:var(--on)!important;font-weight:600}
.modal-ico{width:48px;height:48px;border-radius:50%;background:var(--green-c);color:var(--on-green-c);display:grid;place-items:center;flex:none}
.modal-logo{border-radius:50%}
.mailbox{display:flex;align-items:center;justify-content:space-between;gap:12px;background:var(--s);border-radius:var(--r-tile);padding:10px 12px 10px 18px;font-weight:600;word-break:break-all}
.bul{padding-left:20px;color:var(--on-v);font-size:15px;display:grid;gap:4px}
.trio{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:6px 0 10px}
.trio div{background:var(--s);border-radius:var(--r-tile);padding:14px 8px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:2px;font-size:14px}
.trio .ic{color:var(--green);width:24px;height:24px}.trio small{color:var(--on-v);font-size:12px;line-height:1.3}
.modal-scroll{max-height:88vh;padding:0}
.modal-head{display:flex;gap:14px;align-items:flex-start;padding:24px 24px 14px}.modal-head>div:nth-child(2){flex:1}
.policy{overflow-y:auto;overscroll-behavior:contain;padding:0 24px 24px;max-height:calc(88vh - 110px)}
.policy h3{font-size:16px;font-weight:600;margin:18px 0 4px;color:var(--on)}
.policy p{margin-bottom:8px}

/* policy page */
.page{padding:34px 0 60px;max-width:760px}
.page h1{font-size:clamp(30px,4vw,42px);margin:40px 0 12px}
.page h2{font-size:21px;margin:28px 0 6px}
.page p{color:var(--on-v);margin-bottom:12px}
.backlink{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:600}
.backlink img{border-radius:50%}

/* reveal */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .5s ease,transform .5s ease}
.reveal.in{opacity:1;transform:none}
.no-js .reveal{opacity:1;transform:none}

@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:34px}.hero-visual{order:2}.hero h1{max-width:none}
  .bento{grid-template-columns:repeat(2,1fr)}.tile,.tile-wide{grid-column:span 2}.tile-wide{flex-direction:column;align-items:stretch;gap:6px}.tile-wide .tile-copy{flex:none}.tile-wide .win{max-width:none;flex:none;margin-top:14px;height:210px}
  .strip{grid-template-columns:repeat(2,1fr)}
  .priv-grid{grid-template-columns:1fr;gap:28px}
  .steps{grid-template-columns:1fr;gap:20px}
}
@media (max-width:640px){
  #bg::after{width:420px;height:420px;right:-210px;top:300px;opacity:.28}
  .wrap{width:calc(100% - 32px)}
  .nav{display:none}
  .top-in{height:58px}
  .sec{padding:44px 0}
  .tile{grid-column:span 2}
  .strip{grid-template-columns:repeat(2,1fr);gap:16px}
  .lead{font-size:17px}
  .btn{width:100%}
  .cta-row{width:100%}
  .chip-a{right:-2%}.chip-b{left:-2%}
  .foot-in{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}
  .logo:hover .logo-text,.logo.shine .logo-text{animation:none;-webkit-text-fill-color:currentColor;background:none}
  dialog.modal[open]{animation:none}
}
.hero h1 em{font-style:italic;font-weight:500;color:var(--green)}
.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);z-index:60;background:var(--on);color:var(--surface);padding:12px 20px;border-radius:var(--r-pill);font-size:14px;font-weight:500;opacity:0;pointer-events:none;transition:opacity .25s,transform .25s}
.toast.show{opacity:1;transform:translate(-50%,0)}

.verify{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px;color:var(--on-v);margin-top:8px}
.verify .ic{width:16px;height:16px;color:var(--green)}
.verify code{font:500 12px ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:var(--s);padding:2px 8px;border-radius:var(--r-pill);color:var(--on)}
.cta-card .verify{justify-content:center}
.vlist{display:grid;gap:12px;margin:4px 0 6px}
.vlist dt{font-size:13px;color:var(--on-v);margin-bottom:4px}
.vlist dd{margin:0;font-size:14px;color:var(--on)}
.hashrow{display:flex;align-items:center;gap:10px;background:var(--s);border-radius:var(--r-tile);padding:8px 8px 8px 14px}
.hashrow code{flex:1;font:500 12px/1.4 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;word-break:break-all;color:var(--on)}
.vh{font-size:15px;font-weight:600;margin-top:6px}
.vsteps{list-style:none;padding:0;gap:8px}
.vsteps code{font:12px ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:var(--s);padding:2px 6px;border-radius:8px;word-break:break-all}
.modal-card{max-height:92vh;overflow-y:auto}
.btn-stack{display:grid;gap:10px}
.btn-lg{height:52px;padding:0 28px;font-size:16px}
.hashrow code{min-width:0;overflow-wrap:anywhere}
@media (max-width:640px){
  .hashrow{flex-direction:column;align-items:stretch;gap:10px;padding:12px}
  .hashrow .btn{width:100%}
  .vsteps code{display:block;margin-top:4px}
}

.copybtn .i-ok{display:none;color:var(--green)}
.copybtn.done .i-ok{display:inline-block}
.copybtn.done .i-copy{display:none}
.copybtn.done{color:var(--green)}
.cmdrow{display:flex;align-items:center;gap:8px;margin-top:4px}
.cmdrow code{flex:1;min-width:0;display:block;overflow-wrap:anywhere}
.cmdrow .icon-btn{width:38px;height:38px;flex:none}
@media (max-width:640px){.vsteps code{display:block;margin-top:0}}
.linkbtn{align-self:flex-start;background:none;border:0;padding:0;font:inherit;font-family:inherit;cursor:pointer;color:var(--green);font-weight:500;text-decoration:underline;text-underline-offset:3px}

/* proof verifier page */
.vp-pick{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin:22px 0}
#vp-result{margin:8px 0 28px}
.vp-status{display:flex;flex-direction:column;gap:4px;padding:20px 22px;border-radius:var(--r-tile);background:var(--s-low);box-shadow:0 0 0 1px var(--outline-v)}
.vp-status strong{font-size:20px;font-weight:600}
.vp-status span{color:var(--on-v)}
.vp-good{background:var(--green-c);color:var(--on-green-c);box-shadow:none}.vp-good span{color:inherit}
.vp-bad{background:#F9DEDC;color:#410E0B;box-shadow:none}.vp-bad span{color:inherit}
:root.dark .vp-bad{background:#601410;color:#F9DEDC}
.vp-checks{list-style:none;padding:0;display:grid;gap:8px}
.vp-checks li{display:flex;gap:10px;align-items:flex-start}
.vp-mark{font-weight:700;width:1.2em;flex:none}
.vp-ok .vp-mark{color:var(--green)}.vp-no .vp-mark{color:#B3261E}.vp-warn .vp-mark{color:var(--outline)}
:root.dark .vp-no .vp-mark{color:#F2B8B5}