/* Karen AI app. The landing page (index.html) is the design source of truth:
   same tokens (checked by brand/check.py), same button/eyebrow/card/chat
   language, mobile-first. */
:root{
  --ink:#0E0E10;
  --paper:#F7F7F4;
  --acid:#8ACE00;
  --acid-deep:#79B500;
  --slate:#52525B;
  --hairline:#E4E2DA;
  --card:#FFFFFF;
  --maxw:1120px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --bad:#C43D2F;
  --warn:#B7791F;
  --ok-ink:#3F6B00;
  --ok-bg:#E8F7CC;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--paper);color:var(--ink);line-height:1.5;
  -webkit-font-smoothing:antialiased}
a{color:inherit}
main{max-width:var(--maxw);margin:0 auto;padding:8px 20px 96px}
h1,h2,h3{line-height:1.08;letter-spacing:-0.02em;font-weight:800}
h1{font-size:clamp(26px,4.6vw,40px);letter-spacing:-0.03em;font-weight:900}
h2{font-size:clamp(20px,3vw,26px);margin:0 0 6px}
h3{font-size:18px;margin-bottom:6px}
p{margin:0}
.muted{color:var(--slate)}
.small{font-size:13.5px}
.lede{font-size:17px;color:var(--slate)}

/* eyebrow section labels, straight from the landing page */
.eyebrow{text-transform:uppercase;letter-spacing:0.14em;font-size:12.5px;font-weight:800;
  color:var(--ink);display:inline-block;margin-bottom:8px}
.eyebrow::before{content:"";display:inline-block;width:14px;height:10px;margin-right:9px;
  background:var(--acid);transform:skewX(-12deg);vertical-align:middle}
.mark{background:linear-gradient(transparent 55%, var(--acid) 55%);padding:0 2px}

/* top bar */
.topbar{position:sticky;top:0;z-index:50;background:rgba(247,247,244,.92);
  backdrop-filter:saturate(180%) blur(8px);border-bottom:1px solid var(--hairline)}
.topbar-inner{max-width:var(--maxw);margin:0 auto;padding:0 20px;height:62px;
  display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand{font-weight:900;font-size:21px;letter-spacing:-0.03em;text-decoration:none;
  display:flex;align-items:center;gap:7px;flex:none}
.brand .badge-ai{background:var(--ink);color:var(--acid);border-radius:5px;padding:2px 7px;
  font-size:12.5px;font-weight:800;letter-spacing:0}
.topbar nav{display:flex;gap:20px;align-items:center;min-width:0}
.topbar nav a{text-decoration:none;font-weight:600;font-size:14.5px;color:var(--slate);white-space:nowrap}
.topbar nav a:hover{color:var(--ink)}
.topbar nav a.btn{color:var(--ink);font-size:14.5px;padding:9px 14px}
.topbar nav a.btn:hover{color:var(--acid)}
.inline-form{display:inline}
.linklike{background:none;border:none;font:inherit;font-weight:600;font-size:14.5px;
  color:var(--slate);cursor:pointer;padding:0;white-space:nowrap}
.linklike:hover{color:var(--ink)}
.linklike.small{font-size:12px;margin-right:6px}

/* buttons: the landing CTA verbatim */
.btn{display:inline-block;background:var(--acid);color:var(--ink);font-weight:800;
  text-decoration:none;padding:13px 22px;border-radius:6px;font-size:16px;cursor:pointer;
  letter-spacing:-0.01em;border:2px solid var(--ink);
  transition:transform .08s ease,background .15s ease,color .15s ease;text-align:center}
.btn:hover{background:var(--ink);color:var(--acid);transform:translateY(-1px)}
.btn-small{padding:8px 14px;font-size:14px}
.btn-wide{width:100%;margin-top:14px}
.btn-ghost{background:transparent;color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:var(--paper)}
.btn-dark{background:var(--ink);color:var(--paper)}
.btn-dark:hover{background:var(--ink);color:var(--acid)}
.micro{font-weight:800;color:var(--ink);text-decoration:underline;
  text-decoration-color:var(--acid-deep);text-decoration-thickness:3px;
  text-underline-offset:3px;font-size:14.5px}
.micro:hover{text-decoration-color:var(--ink)}

/* flashes */
.flashes{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.flash{border-radius:8px;padding:11px 14px;margin:10px 0 0;font-weight:600;font-size:14.5px;
  border:1.5px solid var(--ink)}
.flash-ok{background:var(--ok-bg)}
.flash-err{background:#FBE9E5;border-color:var(--bad)}

/* hero */
.hero{padding:34px 0 10px;text-align:left}
.hero h1{max-width:22ch;text-wrap:balance}
.hero .sub{margin-top:8px;font-size:16px;color:var(--slate);max-width:52ch}
.hero input{width:100%;max-width:560px;margin-top:18px;padding:14px 16px;border-radius:8px;
  border:2px solid var(--ink);font-size:16px;background:var(--card)}
.hero input:focus{outline:3px solid rgba(138,206,0,.45)}
.hero-cta{margin-top:18px;display:flex;gap:14px;align-items:center;flex-wrap:wrap}
section{padding:26px 0 0}
.section-h{display:flex;align-items:baseline;justify-content:space-between;gap:10px;
  margin:26px 0 4px}
.section-h h2{margin:0}

/* grid + tiles */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px;margin-top:14px}
.grid-3{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
.tile{display:flex;flex-direction:column;gap:8px;background:var(--card);
  border:1px solid var(--hairline);border-radius:12px;padding:22px 20px;text-decoration:none;
  transition:transform .08s ease,box-shadow .12s ease,border-color .08s ease}
a.tile:hover{transform:translateY(-2px);border-color:var(--ink);
  box-shadow:0 10px 26px -18px rgba(14,14,16,.45)}
.tile h3{font-size:19px;letter-spacing:-0.01em}
.tile p{color:var(--slate);font-size:14.5px;flex:1}
.tile-outcome{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:0.08em;
  color:var(--ink);background:var(--acid);align-self:flex-start;padding:3px 8px;border-radius:4px}
.tile-outcome.soon{background:var(--hairline);color:var(--slate)}
.tile-note{font-size:12.5px;color:var(--slate);margin-top:6px;border-top:1px dashed var(--hairline);
  padding-top:8px;flex:0}
.tile-soon{opacity:.9}
.tile-static{cursor:default}
.tile-cta{background:var(--ink);border-color:var(--ink)}
.tile-cta h3,.tile-cta .tile-arrow{color:var(--paper)}
.tile-cta p{color:#B7B7BE}
.tile-cta .tile-outcome{background:var(--acid);color:var(--ink)}
a.tile-cta:hover{border-color:var(--ink);box-shadow:0 12px 30px -16px rgba(14,14,16,.7)}
.tile-arrow{font-weight:900;font-size:18px;margin-top:2px}

/* trust strip */
.trust-strip{margin-top:36px;background:var(--card);border:1px solid var(--hairline);
  border-radius:12px;padding:16px 18px;font-size:14px;display:flex;gap:8px 12px;
  flex-wrap:wrap;align-items:center}
.badge-cert{display:inline-block;background:var(--ink);color:var(--paper);border-radius:5px;
  padding:2px 8px;font-size:11.5px;font-weight:800;margin-right:6px;letter-spacing:0.02em}
.trust-badges{display:inline-flex;flex-wrap:wrap;gap:4px}
.trust-banner{background:var(--ok-bg);border:1.5px solid var(--ink);border-radius:10px;
  padding:12px 16px;font-size:14px;margin:16px 0;line-height:1.5}
.trust-banner.big{font-size:15.5px;margin-top:28px}
.trust-inline{margin-top:10px}

/* cards + forms */
.narrow{max-width:600px;margin:0 auto}
.card{background:var(--card);border:1px solid var(--hairline);border-radius:12px;
  padding:24px 22px;margin:16px 0}
label{display:block;font-weight:700;font-size:14px;margin:14px 0 5px}
input[type=text],input[type=email],input[type=search],input[type=password],textarea,select,
input:not([type]){width:100%;padding:12px 13px;border:1.5px solid var(--hairline);
  border-radius:8px;font:inherit;font-size:15.5px;background:var(--paper)}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--ink)}
textarea{resize:vertical}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.row-end{display:flex;justify-content:flex-end;gap:10px;margin-top:18px;flex-wrap:wrap}
.row-between{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.err{color:var(--bad);font-weight:700;margin-top:10px;font-size:14.5px}
.ok-note{color:var(--ok-ink);font-weight:700}
.dev-note{background:#FFF7DC;border:1.5px solid var(--warn);border-radius:8px;
  padding:10px 12px;font-size:13.5px;margin-bottom:10px}
.radio-stack label{display:block;font-weight:600;font-size:15px;padding:12px 14px;
  border:1.5px solid var(--hairline);border-radius:8px;margin:0 0 8px;cursor:pointer;
  background:var(--card)}
.radio-stack label:hover{border-color:var(--ink)}
.radio-stack input{margin-right:8px}
.plain-list{list-style:none;margin-top:8px}
.plain-list li{padding:8px 0;border-bottom:1px dashed var(--hairline);font-size:14.5px}
.plain-list li:last-child{border-bottom:0}

/* status badges */
.badge{display:inline-block;border-radius:4px;padding:3px 8px;font-size:11.5px;font-weight:800;
  text-transform:uppercase;letter-spacing:0.06em;white-space:nowrap}
.badge-in_progress{background:#E3EEFC;color:#1D4E9B}
.badge-needs_info,.badge-waiting_on_user{background:#FDEBCF;color:#8A5A00}
.badge-done{background:var(--acid);color:var(--ink)}
.badge-failed{background:#FBE9E5;color:var(--bad)}
.badge-draft{background:var(--hairline);color:var(--slate)}
.badge-priority,.badge-example{background:var(--ink);color:var(--acid)}
.badge-sub-trialing{background:#E3EEFC;color:#1D4E9B}
.badge-sub-active{background:var(--acid);color:var(--ink)}
.badge-sub-paused,.badge-sub-canceling{background:#FDEBCF;color:#8A5A00}
.badge-sub-none,.badge-sub-canceled{background:var(--hairline);color:var(--slate)}
.badge-sub-past_due{background:#FBE9E5;color:var(--bad)}
.badge-ref-signed_up{background:#E3EEFC;color:#1D4E9B}
.badge-ref-converted,.badge-ref-rewarded{background:var(--acid);color:var(--ink)}
.badge-mail-stubbed{background:var(--hairline);color:var(--slate)}
.badge-mail-sent{background:var(--acid);color:var(--ink)}
.badge-mail-failed{background:#FBE9E5;color:var(--bad)}
.badge-mail-queued{background:#E3EEFC;color:#1D4E9B}

/* task rows + chips */
.task-rows{margin-top:14px}
.task-row{display:flex;justify-content:space-between;align-items:center;gap:12px;
  background:var(--card);border:1px solid var(--hairline);border-radius:12px;
  padding:16px 18px;margin-bottom:10px;text-decoration:none}
a.task-row:hover{border-color:var(--ink);box-shadow:0 8px 22px -18px rgba(14,14,16,.4)}
.task-row strong{font-size:15.5px;letter-spacing:-0.01em}
.task-strip{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));
  gap:10px;margin-top:12px}
.task-chip{display:flex;flex-direction:column;gap:8px;background:var(--card);
  border:1px solid var(--hairline);border-radius:12px;padding:14px 16px;text-decoration:none}
.task-chip:hover{border-color:var(--ink)}
.task-chip strong{font-size:14.5px;line-height:1.35;letter-spacing:-0.01em}
.task-chip .badge{align-self:flex-start}

/* task page: the thread is the landing page's chat demo, made real */
.task-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px;margin-top:18px}
.task-head{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:14px 0 4px}
.task-head h1{font-size:clamp(20px,3.4vw,28px)}
.chat{background:var(--card);border:1px solid var(--hairline);border-radius:16px;overflow:hidden;
  box-shadow:0 1px 2px rgba(14,14,16,.04),0 18px 44px -24px rgba(14,14,16,.30);margin-top:14px}
.chat-chrome{display:flex;align-items:center;gap:9px;padding:13px 16px;
  border-bottom:1px solid var(--hairline)}
.chat-dot{width:9px;height:9px;border-radius:50%;background:var(--acid);
  box-shadow:0 0 0 3px rgba(138,206,0,.18);flex:none}
.chat-name{font-weight:800;font-size:15px;letter-spacing:-0.01em}
.chat-status{margin-left:auto;font-size:12.5px;color:var(--slate);font-weight:600}
.thread{display:flex;flex-direction:column;gap:10px;padding:16px}
.msg{display:flex;max-width:100%}
.msg-user{justify-content:flex-end}
.msg-agent,.msg-system{justify-content:flex-start}
.msg-inner{max-width:86%}
.msg-user .msg-inner{text-align:right}
.msg-who{font-size:11.5px;font-weight:800;color:var(--slate);margin-bottom:3px;
  text-transform:uppercase;letter-spacing:0.06em}
.msg-body{display:inline-block;text-align:left;padding:10px 13px;border-radius:16px;
  font-size:14.5px;line-height:1.45;white-space:pre-wrap;overflow-wrap:anywhere}
.msg-agent .msg-body,.msg-system .msg-body{background:var(--paper);
  border:1px solid var(--hairline);border-bottom-left-radius:5px}
.msg-user .msg-body{background:var(--acid);color:var(--ink);font-weight:500;
  border-bottom-right-radius:5px}
.msg-status{width:100%;text-align:center;color:var(--slate);font-size:12.5px;font-weight:600;
  padding:6px 24px}
.kind-email_out .msg-body{border-left:4px solid var(--acid-deep)}
.kind-email_in .msg-body{border-left:4px solid #1D4E9B}
.chip{display:inline-block;background:var(--hairline);border-radius:999px;padding:1px 8px;
  font-size:10.5px;font-weight:700;margin-left:6px;text-transform:none;letter-spacing:0}
.chip-warn{background:#FDEBCF;color:#8A5A00}
.composer{display:flex;gap:10px;align-items:flex-end;padding:12px 16px 16px;
  border-top:1px solid var(--hairline);background:var(--card)}
.composer textarea{flex:1;border-radius:12px;min-height:44px}
.composer .btn{flex:none}

/* steps sidebar */
.task-side{background:var(--card);border:1px solid var(--hairline);border-radius:12px;
  padding:20px;height:fit-content;margin-top:14px}
.task-side h3{font-size:13px;text-transform:uppercase;letter-spacing:0.1em;color:var(--slate)}
.steps{list-style:none;margin-top:8px}
.step{padding:10px 0;border-bottom:1px dashed var(--hairline);font-size:14.5px;
  display:flex;align-items:flex-start;gap:9px;flex-wrap:wrap}
.step:last-child{border-bottom:0}
.step-mark{display:inline-block;width:14px;height:14px;border-radius:50%;flex:none;
  border:2px solid var(--hairline);margin-top:3px}
.step-active{font-weight:700}
.step-active .step-mark{border-color:var(--ink);background:var(--card);
  box-shadow:inset 0 0 0 3px var(--acid)}
.step-done .step-mark{border-color:var(--ink);background:var(--acid)}
.step-done{color:var(--slate);text-decoration:line-through}
.step-skipped{color:var(--slate);opacity:.55}
.step-actions{width:100%;margin-left:23px}
.side-meta{margin-top:14px}

/* feedback */
.feedback-card .thumb-row{display:flex;gap:10px;margin:12px 0;flex-wrap:wrap}
.thumb{border:1.5px solid var(--hairline);border-radius:8px;padding:11px 18px;cursor:pointer;
  font-weight:700;font-size:15px;background:var(--card)}
.thumb:hover{border-color:var(--ink)}
.thumb input{margin-right:7px}
.feedback-form textarea{margin-bottom:12px}

/* checkout */
.plan-picker{display:flex;gap:12px;margin:18px 0;flex-wrap:wrap}
.plan{flex:1;min-width:180px;border:1.5px solid var(--hairline);border-radius:12px;
  padding:16px;cursor:pointer;background:var(--card);display:flex;flex-direction:column;
  gap:5px;position:relative}
.plan:hover{border-color:var(--ink)}
.plan-active{border-color:var(--ink);box-shadow:0 0 0 2px var(--ink)}
.plan-price{font-size:26px;font-weight:900;letter-spacing:-0.02em}
.plan-badge{font-size:11.5px;font-weight:800;text-transform:uppercase;letter-spacing:0.06em;
  color:var(--ink);background:var(--acid);border-radius:4px;padding:2px 8px;width:fit-content}
.plan input{position:absolute;opacity:0}

/* referral */
.referral-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:10px 0}
.referral-row code{background:var(--paper);border:1.5px dashed var(--ink);border-radius:6px;
  padding:9px 11px;font-size:13px;word-break:break-all;flex:1;min-width:200px}
.cancel-link{color:var(--slate);font-size:14px}

/* footer + creator widget */
.foot{max-width:var(--maxw);margin:48px auto 0;padding:20px;border-top:1px solid var(--hairline);
  color:var(--slate);font-size:13.5px;display:flex;gap:8px 18px;align-items:center;flex-wrap:wrap}
.foot a{color:var(--slate)}
.mode-pill{background:#FFF7DC;border:1.5px solid var(--warn);border-radius:999px;
  padding:2px 10px;font-size:11.5px;font-weight:800}
#founder-btn{position:fixed;right:16px;bottom:16px;z-index:60;background:var(--ink);
  color:var(--paper);border:2px solid var(--ink);border-radius:999px;padding:12px 18px;
  font-weight:800;font-size:13.5px;font-family:var(--font);cursor:pointer;
  box-shadow:0 6px 18px rgba(14,14,16,.3);transition:transform .08s ease,color .15s ease}
#founder-btn:hover{color:var(--acid);transform:translateY(-1px)}
#founder-modal{position:fixed;inset:0;background:rgba(14,14,16,.5);display:flex;
  align-items:flex-end;justify-content:center;z-index:70;padding:16px}
#founder-modal[hidden]{display:none}
.founder-card{background:var(--card);border-radius:16px;padding:22px;max-width:460px;
  width:100%;margin-bottom:8px}
.founder-card textarea{margin-top:10px}
@media (min-width:640px){#founder-modal{align-items:center}}

/* offers */
.offer-card p{font-size:16.5px;line-height:1.55}

/* dev mailbox */
.mail-body{white-space:pre-wrap;font-size:13px;background:var(--paper);
  border:1px dashed var(--hairline);border-radius:8px;padding:10px;margin-top:8px;
  font-family:inherit}
.mail-row{align-items:flex-start}

/* intake steps preview */
.steps-preview ol{margin:8px 0 0 20px}
.steps-preview li{padding:4px 0;color:var(--slate);font-size:14.5px}

/* ------------- mobile ------------- */
@media (max-width:820px){
  .task-layout{grid-template-columns:1fr}
  .task-side{order:-1;margin-top:10px;padding:16px}
  .steps{display:flex;flex-wrap:wrap;gap:6px 14px;margin-top:6px}
  .step{border-bottom:0;padding:2px 0;width:auto;font-size:13px}
  .step-actions{display:none}
}
@media (max-width:760px){
  .topbar nav{gap:14px}
  .topbar nav a.hide-mobile{display:none}
  main{padding:4px 16px 110px}
  .hero{padding:22px 0 6px}
  .grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px}
  .tile{padding:16px 14px}
  .tile h3{font-size:16px}
  .tile p{font-size:13px}
  .tile-outcome{font-size:10.5px}
  .card{padding:18px 16px}
  .msg-inner{max-width:94%}
  .row-end .btn{flex:1}
  #founder-btn{padding:10px 14px;font-size:12.5px}
  /* bigger tap areas on the compact text links (44px total hit zone) */
  .topbar nav a,.topbar .linklike{padding:12px 2px}
  .foot a,.micro{padding:10px 0;display:inline-block}
  .tile-outcome{letter-spacing:0.04em}
}
@media (prefers-reduced-motion:reduce){
  .btn,#founder-btn,.tile{transition:none}
}