/* ─────────────────────────────────────────────────────────────────────────
   Telagent — The Line
   One wire, strung between two machines, running the length of the page.
   Everything else is hung off it.
   ───────────────────────────────────────────────────────────────────────── */

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

:root{
  --you:#FFB23F;          /* your signal */
  --you-deep:#C97C13;
  --them:#5BE8C5;         /* theirs */
  --them-deep:#2A9B85;
  --ink:#E8E4DA;
  --ink-soft:#A5A199;
  --dim:#6B6A66;
  --dimmer:#4B4A47;
  --void:#04050a;
  --hair:rgba(232,228,218,.10);
  --mono:ui-monospace,SFMono-Regular,Menlo,"Roboto Mono","Courier New",monospace;
  --sans:"Helvetica Neue",Helvetica,Arial,system-ui,-apple-system,sans-serif;
  --gut:clamp(24px,5vw,80px);
}

body{
  margin:0;background:var(--void);color:var(--ink);
  font-family:var(--sans);overflow-x:hidden;cursor:crosshair;
  -webkit-font-smoothing:antialiased;
}
::selection{background:rgba(255,178,63,.28);color:#FFF6E6}
a{color:inherit}

/* ── the stage ──────────────────────────────────────────────────────────── */
#stage{position:fixed;inset:0;z-index:0;display:block}

.grain{
  position:fixed;inset:-50%;z-index:2;pointer-events:none;opacity:.15;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/></filter><rect width='140' height='140' filter='url(%23n)' opacity='.55'/></svg>");
  animation:grainshift 6s steps(6) infinite;
}
@keyframes grainshift{
  0%{transform:translate(0,0)}20%{transform:translate(-3%,2%)}40%{transform:translate(2%,-3%)}
  60%{transform:translate(-2%,-2%)}80%{transform:translate(3%,1%)}100%{transform:translate(0,0)}
}
.vignette{
  position:fixed;inset:0;z-index:2;pointer-events:none;
  background:radial-gradient(130% 90% at 50% 45%,transparent 30%,rgba(0,0,0,.5) 76%,rgba(0,0,0,.88) 100%);
}

/* ── endpoint chrome: the two machines, always on screen ────────────────── */
.chrome{
  position:fixed;z-index:6;font-family:var(--mono);font-size:10.5px;
  letter-spacing:.18em;text-transform:uppercase;color:var(--dim);pointer-events:none;
  display:flex;align-items:center;gap:9px;
}
.chrome.tl{top:clamp(18px,3vw,30px);left:var(--gut)}
.chrome.tr{top:clamp(18px,3vw,30px);right:var(--gut);gap:clamp(14px,2.4vw,28px);pointer-events:auto}
.chrome.tr a{color:var(--dim);text-decoration:none;transition:color .3s}
.chrome.tr a:hover{color:var(--ink)}
.chrome.tr a.signin{color:var(--you);border:1px solid rgba(255,178,63,.34);padding:7px 12px;border-radius:2px;background:rgba(255,178,63,.05)}
.chrome.tr a.signin:hover{border-color:var(--you);background:rgba(255,178,63,.12);color:var(--you)}
.chrome b{color:var(--ink);font-weight:400}
.dot{
  width:6px;height:6px;border-radius:50%;background:var(--you);flex:none;
  box-shadow:0 0 10px var(--you);animation:beat 2.4s ease-in-out infinite;
}
.dot.cold{background:#3a3a38;box-shadow:none;animation:none}
.dot.them{background:var(--them);box-shadow:0 0 10px var(--them)}
@keyframes beat{0%,100%{opacity:1}50%{opacity:.28}}

/* ── layout ─────────────────────────────────────────────────────────────── */
main{position:relative;z-index:3}
section{
  min-height:100svh;display:grid;align-content:center;
  padding:clamp(96px,14vh,150px) var(--gut) clamp(72px,10vh,110px);
  position:relative;
}
section.short{min-height:auto;padding-top:clamp(60px,9vh,100px);padding-bottom:clamp(60px,9vh,100px)}
.stack{max-width:min(60ch,92vw)}
.right{justify-items:end;text-align:right}
.right .stack{margin-left:auto}
.right .kicker{justify-content:flex-end}
.right .body{margin-left:auto}

/* ── type ───────────────────────────────────────────────────────────────── */
.eyebrow{
  font-family:var(--mono);font-size:clamp(10px,1.05vw,11.5px);letter-spacing:.44em;
  text-transform:uppercase;color:var(--dim);margin:0 0 clamp(20px,3vh,34px);
}
h1{
  margin:0;font-weight:700;letter-spacing:-.048em;line-height:.86;
  font-size:clamp(44px,10vw,164px);max-width:15ch;text-wrap:balance;color:#CFCABC;
  filter:drop-shadow(0 24px 60px rgba(0,0,0,.9));
}
/* the gradient lives on the words, not the whole heading: background-clip:text on a
   parent also paints text that a child's overflow:hidden has clipped (the rolling number) */
h1 .hl{
  background:linear-gradient(180deg,#FFFDF6 0%,#CFCABC 60%,#7E7A70 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
h1 em{
  font-style:normal;color:transparent;
  background:linear-gradient(180deg,var(--you),var(--you-deep));
  -webkit-background-clip:text;background-clip:text;
}
.sub{
  margin:clamp(26px,4vh,42px) 0 0;max-width:44ch;
  font-size:clamp(15px,1.5vw,21px);line-height:1.55;color:var(--ink-soft);letter-spacing:-.01em;
}
.sub b{color:var(--ink);font-weight:400}

.kicker{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.38em;text-transform:uppercase;
  color:var(--dim);margin:0 0 22px;display:flex;align-items:center;gap:13px;
}
.kicker s{display:block;width:40px;height:1px;background:#26262a;text-decoration:none;flex:none}
h2{
  margin:0;font-weight:700;letter-spacing:-.04em;line-height:.93;
  font-size:clamp(32px,6vw,86px);color:#F2EEE4;max-width:17ch;text-wrap:balance;
}
h2 em{font-style:normal;color:var(--them)}
h2 .amber{color:var(--you)}
h2 .mint{color:var(--them)}
.body{
  margin:26px 0 0;font-size:clamp(14.5px,1.35vw,18.5px);line-height:1.62;
  color:#96938C;max-width:41ch;
}
.body code,.after code,.tool dd code{font-family:var(--mono);color:#C8C4BB;font-size:.92em}
.body.wide{max-width:62ch}

/* ── the sample message: a packet, rendered as text ─────────────────────── */
.parked{
  margin-top:clamp(30px,4.5vh,44px);border-left:1px solid rgba(91,232,197,.28);
  padding:4px 0 4px 22px;font-family:var(--mono);font-size:13px;line-height:1.85;color:#7f8e8a;
}
.parked .q{color:var(--them);display:block}
.parked .t{color:#4a5a56;display:block;font-size:11px;letter-spacing:.12em;margin-top:7px;text-transform:uppercase}
.parked.amber{border-left-color:rgba(255,178,63,.3)}
.parked.amber .q{color:var(--you)}
.parked.amber .t{color:#6b5a3c}
.right .parked{border-left:0;border-right:1px solid rgba(255,178,63,.3);padding:4px 22px 4px 0}
.blink{animation:blink 1.05s steps(2) infinite}
@keyframes blink{0%,49%{opacity:1}50%,100%{opacity:0}}

.roll{
  display:inline-block;overflow:hidden;vertical-align:top;height:.9em;line-height:.9;
  transition:width .75s cubic-bezier(.7,0,.2,1);
}
.roll-track{display:block;transition:transform .85s cubic-bezier(.7,0,.2,1);will-change:transform}
.roll-track>span{
  display:block;width:max-content;height:.9em;line-height:.9;padding-right:.02em;
  background:linear-gradient(180deg,var(--you),var(--you-deep));-webkit-background-clip:text;background-clip:text;color:transparent;
}
.roll.fade{height:auto;overflow:visible;transition:none}
.roll.fade .roll-track{transform:none!important}
.roll.fade .roll-track>span{display:none;height:auto}
.roll.fade .roll-track>span.on{display:inline-block;animation:fadein .9s ease both}
@keyframes fadein{from{opacity:0}to{opacity:1}}

.works{list-style:none;margin:clamp(30px,4.5vh,46px) 0 0;padding:0;display:flex;flex-wrap:wrap;gap:8px 10px}
.works li{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:#8d8a83;
  border:1px solid var(--hair);border-radius:99px;padding:7px 13px 7px 11px;display:flex;align-items:center;gap:9px;background:rgba(232,228,218,.02);
}
.works li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--k);box-shadow:0 0 9px var(--k)}

/* ── conversion: the jack ───────────────────────────────────────────────── */
.console{margin-top:clamp(34px,5vh,54px);display:flex;gap:16px;flex-wrap:wrap;align-items:center}
.jack{
  text-decoration:none;position:relative;display:inline-flex;align-items:center;gap:14px;
  padding:17px 28px 17px 22px;border:1px solid rgba(255,178,63,.34);border-radius:2px;
  background:rgba(255,178,63,.05);font-family:var(--mono);font-size:12.5px;
  letter-spacing:.2em;text-transform:uppercase;color:var(--you);cursor:pointer;overflow:hidden;
  transition:border-color .45s cubic-bezier(.2,.8,.2,1),background .45s,transform .5s cubic-bezier(.2,.8,.2,1),opacity .3s;
}
.jack::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,transparent,rgba(255,178,63,.2),transparent);
  transform:translateX(-105%);
}
.jack:hover{border-color:var(--you);background:rgba(255,178,63,.1);transform:translateY(-1px)}
.jack:hover::after{transform:translateX(105%);transition:transform .85s cubic-bezier(.2,.7,.2,1)}
.jack:active{transform:translateY(1px) scale(.995)}
.jack[disabled]{opacity:.5;cursor:wait}
.jack .plug{
  width:9px;height:9px;border-radius:50%;background:var(--you);flex:none;
  box-shadow:0 0 0 3px rgba(255,178,63,.15),0 0 16px var(--you);
}
.hint{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;color:#575652;text-transform:uppercase}
.hint a{color:#8a8880;text-decoration:none;border-bottom:1px solid #3a3a38}
.hint a:hover{color:var(--ink)}

/* ── the room code ──────────────────────────────────────────────────────── */
.room{
  margin-top:28px;font-family:var(--mono);
  opacity:0;transform:translateY(10px);pointer-events:none;
  transition:opacity .7s ease,transform .7s cubic-bezier(.2,.8,.2,1);
}
.room.on{opacity:1;transform:none;pointer-events:auto}
.room .lbl{font-size:10px;letter-spacing:.32em;color:#575652;text-transform:uppercase;margin-bottom:10px}
.room .code{
  font-size:clamp(26px,3.6vw,44px);letter-spacing:.24em;color:var(--ink);
  display:inline-flex;align-items:baseline;gap:16px;
}
.room .code button{
  appearance:none;background:none;border:0;color:#575652;font-family:var(--mono);
  font-size:10px;letter-spacing:.22em;text-transform:uppercase;cursor:pointer;padding:4px;
  transition:color .3s;
}
.room .code button:hover{color:var(--you)}

.duo{display:grid;gap:12px;margin-top:clamp(28px,4vh,42px);max-width:min(100ch,94vw)}
.exchange{
  display:grid;grid-template-columns:auto auto auto 1fr;gap:12px;align-items:baseline;padding:14px 0;border-top:1px solid var(--hair);
  font-family:var(--mono);font-size:13px;
}
.exchange:last-child{border-bottom:1px solid var(--hair)}
.exchange b{font-weight:400;color:var(--k);letter-spacing:.04em}
.exchange span{color:var(--dimmer)}
.exchange i{font-style:normal;color:#8d8a83;overflow-wrap:anywhere}
.tool dd b{color:var(--ink);font-weight:400}

/* ── install: the part that must never get lost ─────────────────────────── */
.wire-rule{
  height:1px;background:linear-gradient(90deg,transparent,var(--hair) 12%,var(--hair) 88%,transparent);
  margin:0 0 clamp(38px,5vh,56px);
}
.how{margin:clamp(22px,3vh,32px) 0 0;padding:0;list-style:none;display:grid;gap:12px;max-width:66ch;counter-reset:h}
.how li{counter-increment:h;display:grid;grid-template-columns:auto 1fr;gap:16px;font-size:15px;line-height:1.6;color:#8C8981}
.how li::before{content:counter(h,decimal-leading-zero);font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:var(--you);padding-top:4px}
.how b{color:var(--ink);font-weight:400}
.cmds{display:grid;gap:0;margin-top:clamp(30px,4vh,44px);max-width:min(112ch,94vw)}
.tabs{display:flex;gap:2px;flex-wrap:wrap}
.tabs button{
  appearance:none;background:none;border:1px solid var(--hair);border-bottom:0;border-radius:2px 2px 0 0;padding:10px 16px;cursor:pointer;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--dim);transition:color .3s,background .3s;
}
.tabs button:hover{color:var(--ink)}
.tabs button[aria-selected="true"]{color:var(--you);background:rgba(255,178,63,.06);border-color:rgba(255,178,63,.3)}
.cmd{
  display:grid;grid-template-columns:1fr auto;align-items:center;gap:18px;
  border:1px solid var(--hair);border-radius:2px;background:rgba(232,228,218,.022);
  padding:16px 18px;transition:border-color .5s,background .5s;
}
.cmd:hover{border-color:rgba(232,228,218,.2);background:rgba(232,228,218,.04)}
.cmd .who{
  font-family:var(--mono);font-size:10px;letter-spacing:.28em;text-transform:uppercase;
  color:var(--you);white-space:nowrap;display:flex;align-items:center;gap:8px;
}
.cmd.them .who{color:var(--them)}
.cmd .who i{width:6px;height:6px;border-radius:50%;background:currentColor;display:block;
  box-shadow:0 0 9px currentColor;flex:none;font-style:normal}
.cmd code{
  font-family:var(--mono);font-size:clamp(11px,1.05vw,13px);color:#CFCBC2;line-height:1.6;
  overflow-x:auto;white-space:nowrap;display:block;scrollbar-width:thin;
}
.cmd code b{color:var(--you);font-weight:400}
.cmd.them code b{color:var(--them)}
.copy{
  appearance:none;background:none;border:1px solid var(--hair);border-radius:2px;
  color:var(--dim);font-family:var(--mono);font-size:9.5px;letter-spacing:.2em;
  text-transform:uppercase;padding:9px 13px;cursor:pointer;white-space:nowrap;
  transition:color .35s,border-color .35s,background .35s;
}
.copy:hover{color:var(--ink);border-color:rgba(232,228,218,.32)}
.copy.done{color:var(--you);border-color:rgba(255,178,63,.5);background:rgba(255,178,63,.07)}

.after{
  margin-top:clamp(30px,4vh,46px);display:grid;gap:14px;max-width:66ch;
  font-size:15px;line-height:1.6;color:#8C8981;
}
.after b{color:var(--ink);font-weight:400}
.after .step{display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:start}
.after .n{
  font-family:var(--mono);font-size:10px;letter-spacing:.2em;color:var(--dimmer);
  padding-top:4px;white-space:nowrap;
}
.after blockquote{
  margin:8px 0 0;padding:12px 16px;border-left:1px solid rgba(255,178,63,.3);
  font-family:var(--mono);font-size:12.5px;color:#B3AFA6;background:rgba(255,178,63,.03);line-height:1.65;
}

/* ── tools ──────────────────────────────────────────────────────────────── */
.tools{display:grid;gap:0;margin-top:clamp(30px,4vh,46px);max-width:min(104ch,94vw)}
.tool{
  display:grid;grid-template-columns:minmax(90px,140px) 1fr;gap:clamp(18px,4vw,54px);
  padding:22px 0;border-top:1px solid var(--hair);align-items:baseline;
}
.tool:last-child{border-bottom:1px solid var(--hair)}
.tool dt{font-family:var(--mono);font-size:14px;color:var(--you);letter-spacing:.02em}
.tool.cool dt{color:var(--them)}
.tool dd{margin:0;font-size:15.5px;line-height:1.6;color:#96938C;max-width:52ch}
.tool dd b{color:var(--ink);font-weight:400}

/* privacy: same grid as the tools, a touch narrower */
.priv .tool{grid-template-columns:minmax(140px,230px) 1fr}

/* ── the live log ───────────────────────────────────────────────────────── */
.logwrap{margin-top:clamp(30px,4vh,44px);max-width:min(104ch,94vw)}
.logbar{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--dim);padding-bottom:14px;border-bottom:1px solid var(--hair);
}
.logbar .live{display:flex;align-items:center;gap:9px;color:var(--you)}
.log{list-style:none;margin:0;padding:0;min-height:180px}
.log li{
  display:grid;grid-template-columns:minmax(0,auto) 1fr;gap:clamp(14px,3vw,34px);
  padding:18px 0;border-bottom:1px solid rgba(232,228,218,.055);
  animation:arrive .7s cubic-bezier(.2,.8,.2,1) both;
}
@keyframes arrive{from{opacity:0;transform:translateY(9px)}to{opacity:1;transform:none}}
.log .meta{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;color:var(--dimmer);
  text-transform:uppercase;line-height:1.7;white-space:nowrap}
.log .meta b{display:block;color:var(--you);font-weight:400;letter-spacing:.16em}
.log li.them .meta b{color:var(--them)}
.log .msg{font-family:var(--mono);font-size:13px;line-height:1.75;color:#BEBAB1;
  white-space:pre-wrap;word-break:break-word;overflow-wrap:anywhere}
.log .state{font-size:10px;letter-spacing:.18em;color:#4a4a47;margin-top:8px;text-transform:uppercase;display:block}
.log .state.hold{color:#6b5a3c}
.log .state.hold::before{content:"◦ "}
.log .state.done{color:var(--them-deep)}
.log .state.done::before{content:"● "}
.empty{
  padding:42px 0;font-family:var(--mono);font-size:12.5px;color:var(--dimmer);line-height:1.9;
}
.empty b{color:#8a8880;font-weight:400}

/* ── ending ─────────────────────────────────────────────────────────────── */
.end{min-height:74svh;align-content:end;padding-bottom:clamp(28px,5vh,54px)}
.wordmark{
  font-weight:700;font-size:clamp(42px,12.6vw,190px);letter-spacing:-.055em;line-height:.78;
  color:#0b0d14;-webkit-text-stroke:1px #1b1f28;user-select:none;
}
.endrow{
  display:flex;justify-content:space-between;align-items:flex-end;gap:26px;flex-wrap:wrap;
  margin-top:26px;font-family:var(--mono);font-size:10.5px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--dimmer);
}
.endrow a{text-decoration:none;border-bottom:1px solid #2a2a2e;padding-bottom:2px}
.endrow a:hover{color:var(--ink);border-color:var(--you)}

/* ── toast ──────────────────────────────────────────────────────────────── */
.toast{
  position:fixed;left:50%;bottom:34px;transform:translate(-50%,18px);z-index:9;
  font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--void);background:var(--you);padding:11px 20px;border-radius:2px;
  opacity:0;pointer-events:none;transition:opacity .4s,transform .4s cubic-bezier(.2,.8,.2,1);
}
.toast.on{opacity:1;transform:translate(-50%,0)}
.toast.bad{background:#E0563F;color:#fff}

/* ── responsive: keep the concept, re-compose the geometry ─────────────── */
@media (max-width:760px){
  .chrome.tr a:not(.signin){display:none}
  .exchange{grid-template-columns:auto auto 1fr}.exchange i{grid-column:1/-1}
  .priv .tool{grid-template-columns:1fr}
  .right{justify-items:start;text-align:left}
  .right .kicker{justify-content:flex-start}
  .right .parked{border-right:0;border-left:1px solid rgba(255,178,63,.3);padding:4px 0 4px 22px}
  .right .body{margin-left:0}
  .cmd{grid-template-columns:1fr;gap:12px}
  .cmd .copy{justify-self:start}
  .tool{grid-template-columns:1fr;gap:8px}
  .log li{grid-template-columns:1fr;gap:8px}
  .log .meta{display:flex;gap:12px;align-items:baseline}
  section{padding-top:clamp(84px,12vh,110px)}
}
@media (prefers-reduced-motion:reduce){
  .grain{animation:none}
  .dot{animation:none}
  .blink{animation:none}
  .log li{animation:none}
}