:root{
  --paper:#f3f4f1; --panel:#ffffff; --ink:#1c2226; --muted:#5d676d; --line:#dde1dc;
  --accent:#2f5d50; --accent-ink:#ffffff; --accent-soft:#e3ece7; --you:#e9ecef;
  --warn:#9a5b00; --warn-soft:#fbf1df; --bad:#a3262a; --bad-soft:#fbe6e5; --good:#2f6b3a;
  --radius:10px; --float:0 18px 50px -12px rgba(18,32,28,.35),0 2px 8px rgba(18,32,28,.12); --font:'Schibsted Grotesk',system-ui,-apple-system,'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --paper:#15191b; --panel:#1d2225; --ink:#e7eae8; --muted:#9aa4a8; --line:#2f3639;
  --accent:#7fb8a6; --accent-ink:#0f1a16; --accent-soft:#22302b; --you:#262c30;
  --warn:#e2a64a; --warn-soft:#2e2615; --bad:#ef8a85; --bad-soft:#3a1f1f; --good:#8fcf98;
}}
:root[data-theme="dark"]{
  --paper:#15191b; --panel:#1d2225; --ink:#e7eae8; --muted:#9aa4a8; --line:#2f3639;
  --accent:#7fb8a6; --accent-ink:#0f1a16; --accent-soft:#22302b; --you:#262c30;
  --warn:#e2a64a; --warn-soft:#2e2615; --bad:#ef8a85; --bad-soft:#3a1f1f; --good:#8fcf98;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.5 var(--font)}
.app-body{overflow:hidden}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.btn{border:1px solid var(--line);background:var(--panel);border-radius:8px;padding:8px 14px;cursor:pointer;font-weight:500;display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.btn:hover{border-color:var(--muted)}
.btn.primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent);font-weight:600}
.btn.primary:hover{filter:brightness(1.08)}
.btn.ghost{background:transparent}
.btn.small{padding:5px 10px;font-size:13px}
.btn:disabled{opacity:.55;cursor:default}
.btn[aria-pressed="true"]{background:var(--accent-soft);border-color:var(--accent);color:var(--ink)}

/* Login */
.login-body{display:flex;min-height:100vh;align-items:center;justify-content:center;padding:24px 16px}
.login{width:min(380px,100%);background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:32px 28px}
.login h1{font-size:26px;line-height:1.15;margin:18px 0 6px;text-wrap:balance}
.login-sub{color:var(--muted);margin:0 0 22px}
.login form{display:flex;flex-direction:column;gap:6px}
.login label{font-size:13px;font-weight:600;margin-top:8px}
.login input{border:1px solid var(--line);background:var(--paper);border-radius:8px;padding:10px 12px}
.login .btn{margin-top:14px;justify-content:center;padding:11px}
.login-foot{color:var(--muted);font-size:12px;margin:20px 0 0}
.form-error{color:var(--bad);min-height:1.2em;margin:6px 0 0;font-size:14px}
.login-mark{width:44px;height:44px;border-radius:50%;background:var(--accent-soft);display:grid;place-items:center}
.login-mark span,.pulse{width:14px;height:14px;border-radius:50%;background:var(--accent);display:block}
@media (prefers-reduced-motion:no-preference){.login-mark span,.pulse.busy{animation:breathe 1.6s ease-in-out infinite}}
@keyframes breathe{50%{transform:scale(.6);opacity:.6}}

/* The page is the stage: the edit copy fills the whole window */
.stage{position:fixed;inset:0;background:var(--you)}
.frame-wrap{position:absolute;inset:0;display:flex;justify-content:center;overflow:auto}
.frame-wrap iframe{position:absolute;top:0;left:50%;transform:translateX(-50%);border:0;width:100%;height:100%;background:#fff;visibility:hidden}
.frame-wrap iframe.on{visibility:visible}
.frame-wrap.phone iframe{top:20px;width:390px;max-width:calc(100% - 32px);height:calc(100% - 40px);border-radius:14px;box-shadow:0 0 0 1px var(--line),var(--float)}
.stage.dragging iframe{pointer-events:none}

/* The chat floats over the page: drag by its head, resize from the corner, minimise to a bubble */
.panel{position:fixed;z-index:10;top:20px;right:20px;width:400px;height:min(640px,calc(100vh - 40px));min-width:320px;min-height:300px;max-width:calc(100vw - 16px);max-height:calc(100vh - 16px);
  display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--line);border-radius:16px;box-shadow:var(--float);overflow:hidden;resize:both}
.panel[hidden]{display:none}
.panel-head{display:flex;align-items:center;gap:10px;padding:10px 10px 8px 14px;cursor:grab;user-select:none;touch-action:none}
.panel.moving .panel-head{cursor:grabbing}
.grip{display:none}
.who{display:flex;flex-direction:column;min-width:0;flex:1}
.who strong{font-size:15px;line-height:1.25}
.who small{color:var(--muted);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pulse{flex:none}
.icon-btn{border:0;background:transparent;width:32px;height:32px;border-radius:8px;display:grid;place-items:center;cursor:pointer;color:var(--muted);flex:none}
.icon-btn:hover{background:var(--you);color:var(--ink)}
.icon-btn svg{width:16px;height:16px;fill:none}
.meter{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--muted);padding:0 14px 8px}
.meter-track{flex:none;width:90px;height:6px;border-radius:3px;background:var(--you);overflow:hidden}
.meter-fill{height:100%;width:0;background:var(--accent);transition:width .4s}
.meter.low .meter-fill{background:var(--warn)}
.meter.out .meter-fill{background:var(--bad)}
#meter-text{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tools{display:flex;gap:8px;align-items:center;flex-wrap:wrap;padding:8px 12px;border-block:1px solid var(--line);background:var(--paper)}
.tools select{border:1px solid var(--line);border-radius:8px;padding:4px 8px;background:var(--panel);font-size:13px}
.tools #logout-btn{margin-left:auto}
.panel-head .btn.small{padding:5px 9px}
.seg{display:flex;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:var(--panel)}
.seg button{border:0;background:transparent;padding:4px 10px;cursor:pointer;font-size:13px}
.seg button.on{background:var(--accent-soft);font-weight:600}
.log{flex:1;overflow-y:auto;padding:16px 14px;display:flex;flex-direction:column;gap:12px;min-height:0}
.msg{max-width:92%;padding:10px 13px;border-radius:12px;white-space:pre-wrap;overflow-wrap:anywhere}
.msg.site{background:var(--accent-soft);align-self:flex-start;border-bottom-left-radius:4px}
.msg.you{background:var(--you);align-self:flex-end;border-bottom-right-radius:4px}
.msg .from{display:block;font-size:12px;font-weight:600;color:var(--muted);margin-bottom:2px}
.msg img{max-width:160px;border-radius:6px;display:block;margin-top:6px}
.msg.thinking .dots::after{content:'…'}
@media (prefers-reduced-motion:no-preference){.msg.thinking .dots::after{animation:dots 1.2s steps(4) infinite;content:''}}
@keyframes dots{0%{content:''}25%{content:'.'}50%{content:'..'}75%{content:'...'}}
.card{border:1px solid var(--line);border-radius:var(--radius);padding:10px 12px;background:var(--panel);align-self:stretch;font-size:14px}
.card h3{font-size:13px;margin:0 0 6px;display:flex;justify-content:space-between;align-items:center;gap:8px}
.card .cost{color:var(--muted);font-weight:400}
.change{border-top:1px solid var(--line);padding:8px 0 4px}
.change:first-of-type{border-top:0}
.change .lang{font-size:11px;color:var(--muted);font-weight:600;margin-right:6px}
.change del{color:var(--muted);text-decoration-color:var(--bad)}
.change ins{text-decoration:none;background:var(--accent-soft);border-radius:3px;padding:0 2px}
.change img{max-width:90px;border-radius:4px;vertical-align:middle}
.card.handover{border-color:var(--warn);background:var(--warn-soft)}
.card.problem{border-color:var(--bad);background:var(--bad-soft)}
.card-actions{display:flex;gap:8px;margin-top:8px;flex-wrap:wrap}
.composer{border-top:1px solid var(--line);padding:10px 12px 12px;display:flex;flex-direction:column;gap:8px}
.composer textarea{border:1px solid var(--line);border-radius:10px;padding:10px 12px;resize:none;background:var(--paper);min-height:58px;max-height:180px}
.composer-row{display:flex;gap:8px;align-items:center}
.composer-row .primary{margin-left:auto}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chips:empty{display:none}
.chip{display:inline-flex;align-items:center;gap:6px;background:var(--accent-soft);border-radius:999px;padding:3px 4px 3px 10px;font-size:13px;max-width:100%}
.chip span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.chip img{width:22px;height:22px;object-fit:cover;border-radius:4px}
.chip button{border:0;background:transparent;cursor:pointer;padding:0 6px;font-size:15px;line-height:1}


.bubble{position:fixed;z-index:10;right:20px;bottom:20px;width:56px;height:56px;border-radius:50%;border:0;background:var(--accent);box-shadow:var(--float);display:grid;place-items:center;cursor:pointer}
.bubble[hidden]{display:none}
.bubble .pulse{width:18px;height:18px;background:var(--accent-ink)}
.unread{position:absolute;top:4px;right:4px;width:13px;height:13px;border-radius:50%;background:var(--warn);border:2px solid var(--panel)}
.unread[hidden]{display:none}
.point-hint{position:fixed;z-index:11;left:50%;top:16px;transform:translateX(-50%);background:var(--ink);color:var(--paper);border-radius:999px;padding:6px 6px 6px 16px;font-size:14px;display:flex;gap:10px;align-items:center;box-shadow:var(--float);max-width:calc(100% - 32px)}
.point-hint[hidden]{display:none}
.point-hint .btn{background:transparent;color:inherit;border-color:rgba(255,255,255,.35)}

/* Dialogs */
dialog{border:1px solid var(--line);border-radius:14px;padding:20px 22px;background:var(--panel);color:var(--ink);width:min(560px,calc(100% - 32px));max-height:80vh}
dialog::backdrop{background:rgba(20,24,26,.45)}
dialog h2{margin:0 0 6px;font-size:19px}
.dlg-head{display:flex;justify-content:space-between;align-items:center}
.dlg-sub{color:var(--muted);font-size:13px;margin:4px 0 12px}
.dlg-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}
#history-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}
#history-list li{display:grid;grid-template-columns:1fr auto;gap:2px 12px;padding:10px 0;border-top:1px solid var(--line)}
#history-list .what{font-weight:500;overflow-wrap:anywhere}
#history-list .meta{color:var(--muted);font-size:12px;grid-column:1}
#history-list .act{grid-row:1/3;grid-column:2;align-self:center;display:flex;gap:6px;align-items:center}
.badge{font-size:11px;font-weight:600;border-radius:999px;padding:2px 8px;background:var(--accent);color:var(--accent-ink)}
.badge.now{background:var(--you);color:var(--ink)}
.problems{color:var(--bad);font-size:14px}

.toast{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);background:var(--ink);color:var(--paper);padding:10px 16px;border-radius:10px;font-size:14px;opacity:0;pointer-events:none;transition:opacity .2s;max-width:calc(100% - 32px)}
.toast.show{opacity:1;pointer-events:auto}
.toast a{color:inherit}


/* Phone: the chat is a sheet over the bottom of the page. Peek shows the last line; swipe or tap to open. */
@media (max-width:700px){
  .panel{top:auto!important;left:0!important;right:0!important;bottom:0;width:auto!important;height:min(68dvh,560px)!important;min-width:0;min-height:0;max-width:none;border-radius:18px 18px 0 0;border-bottom:0;resize:none;transition:height .25s ease}
  .panel[data-sheet="peek"]{height:calc(64px + env(safe-area-inset-bottom))!important}
  .panel[data-sheet="peek"] .meter,.panel[data-sheet="peek"] .tools,.panel[data-sheet="peek"] .log,.panel[data-sheet="peek"] .composer{display:none}
  .panel-head{padding-top:16px;position:relative;cursor:pointer}
  .grip{display:block;position:absolute;top:6px;left:50%;transform:translateX(-50%);width:40px;height:4px;border-radius:2px;background:var(--line)}
  #min-btn,.seg{display:none}
  .composer{padding-bottom:calc(12px + env(safe-area-inset-bottom))}
  .stage{bottom:calc(64px + env(safe-area-inset-bottom))}
  .frame-wrap.phone iframe{top:0;width:100%;max-width:none;height:100%;border-radius:0;box-shadow:none}
  .toast{bottom:84px}
}
@media (prefers-reduced-motion:reduce){.panel{transition:none}}