/* ============================================================================
   PLAYBOOK — design system
============================================================================ */
:root{
  --bg:#f6f1ea;            /* warm paper */
  --bg-2:#efe7db;
  --surface:#fffdf9;
  --ink:#2c2520;
  --ink-2:#6b6157;
  --muted:#94897c;
  --line:#e7ddcf;
  --accent:#c2613f;        /* terracotta */
  --accent-deep:#a44e30;
  --accent-soft:#f5e3d9;
  --green:#5b8a72;
  --blue:#5a6fa0;
  --plum:#9a7aa0;
  --do:#4a7c59;
  --do-bg:#e9f1ea;
  --say:#3f6594;
  --say-bg:#e8eef6;
  --avoid:#b4593f;
  --avoid-bg:#f7e7e1;
  --shadow:0 1px 2px rgba(44,37,32,.04), 0 8px 24px -12px rgba(44,37,32,.18);
  --radius:18px;
  --radius-sm:12px;
  --maxw:760px;
  --serif:"Fraunces","Iowan Old Style",Georgia,"Times New Roman",serif;
  --sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,system-ui,sans-serif;
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#1c1815; --bg-2:#221d19; --surface:#262019; --ink:#f0e9df; --ink-2:#c3b8a9;
    --muted:#8e8273; --line:#3a322a; --accent:#e08458; --accent-deep:#c2613f;
    --accent-soft:#3a2820; --do-bg:#1f2c23; --say-bg:#1e2733; --avoid-bg:#33211b;
    --shadow:0 1px 2px rgba(0,0,0,.3), 0 10px 30px -14px rgba(0,0,0,.6);
  }
}

*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  font-family:var(--sans); background:var(--bg); color:var(--ink);
  line-height:1.55; -webkit-font-smoothing:antialiased;
  padding-bottom:env(safe-area-inset-bottom);
}
a{color:var(--accent);text-decoration:none}
button{font-family:inherit;cursor:pointer}

/* layout shell */
#shell{display:flex;flex-direction:column;min-height:100vh}
#app{
  width:100%; max-width:var(--maxw); margin:0 auto;
  padding:28px 20px 120px; flex:1;
}
@media(min-width:920px){
  #shell{flex-direction:row}
  #app{padding:48px 40px 64px; margin-left:248px}
}

/* ---------- navigation ---------- */
#nav{
  position:fixed; bottom:0; left:0; right:0; z-index:50;
  display:flex; justify-content:space-around;
  background:color-mix(in srgb, var(--surface) 86%, transparent);
  backdrop-filter:saturate(160%) blur(14px);
  -webkit-backdrop-filter:saturate(160%) blur(14px);
  border-top:1px solid var(--line);
  padding:8px 4px calc(8px + env(safe-area-inset-bottom));
}
.nav-item{
  background:none;border:none;color:var(--muted);
  display:flex;flex-direction:column;align-items:center;gap:3px;
  font-size:9.5px;letter-spacing:0;padding:6px 3px;border-radius:10px;
  transition:color .18s, background .18s; flex:1; min-width:0;
}
.nav-icon{font-size:18px;line-height:1}
.nav-item.active{color:var(--accent)}
.nav-item:active{transform:scale(.94)}

@media(min-width:920px){
  #nav{
    top:0;bottom:0;right:auto;width:248px;flex-direction:column;justify-content:flex-start;
    gap:4px;padding:40px 16px;border-top:none;border-right:1px solid var(--line);
    background:var(--bg-2);
  }
  #nav::before{
    content:"Playbook"; font-family:var(--serif); font-size:24px; font-weight:600;
    color:var(--ink); padding:0 12px 28px; letter-spacing:-.01em;
  }
  .nav-item{flex-direction:row;justify-content:flex-start;gap:14px;font-size:15px;
    width:100%;padding:12px 14px;letter-spacing:0}
  .nav-icon{font-size:18px}
  .nav-item.active{background:var(--accent-soft)}
}

/* ---------- typography & headers ---------- */
.screen-head{margin-bottom:22px}
.eyebrow{font-size:12px;font-weight:600;letter-spacing:.09em;text-transform:uppercase;color:var(--muted)}
.display{font-family:var(--serif);font-weight:600;font-size:33px;line-height:1.12;letter-spacing:-.02em;margin-top:6px}
.display.sm{font-size:27px}
.accent{color:var(--accent)}
.section-title{font-family:var(--serif);font-size:19px;font-weight:600;margin:26px 0 12px;display:flex;align-items:center;gap:8px}
.section-title .count{font-family:var(--sans);font-size:12px;color:var(--muted);font-weight:600;background:var(--bg-2);border-radius:20px;padding:1px 9px}
.muted{color:var(--muted)}
.lede{font-size:16px;color:var(--ink-2)}

/* ---------- cards ---------- */
.card{
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius);
  padding:18px; box-shadow:var(--shadow); margin-bottom:14px;
}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:520px){.grid-2{grid-template-columns:1fr}}

.hero-card{background:linear-gradient(135deg,var(--accent-soft),var(--surface));border-color:var(--accent-soft)}
.hero-q{font-family:var(--serif);font-size:20px;line-height:1.3;margin-bottom:16px}
.hero-actions{display:flex;gap:10px}

.stat-card{display:flex;flex-direction:column;justify-content:center;cursor:pointer;transition:transform .15s}
.stat-card:active{transform:scale(.98)}
.stat-num{font-family:var(--serif);font-size:40px;font-weight:600;line-height:1;color:var(--accent)}
.stat-label{font-size:13px;color:var(--muted);margin-top:6px}
.tip-card p{font-size:14px;margin-top:8px;color:var(--ink-2)}

.insight-strip{display:flex;align-items:center;justify-content:space-between;gap:16px;cursor:pointer}
.insight-strip .chev{font-size:26px;color:var(--muted)}

/* ---------- buttons & chips ---------- */
.btn{border:none;border-radius:12px;padding:13px 20px;font-size:15px;font-weight:600;transition:transform .12s,filter .15s}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{filter:brightness(1.05)}
.btn.full{width:100%;margin-bottom:18px}
.ghost-btn{background:transparent;border:1px solid var(--line);color:var(--ink-2);border-radius:10px;padding:9px 14px;font-size:14px;font-weight:500;transition:background .15s}
.ghost-btn:hover{background:var(--bg-2)}
.danger-btn{background:transparent;border:1px solid var(--avoid);color:var(--avoid);border-radius:10px;padding:10px 14px;font-size:14px;font-weight:600;margin-top:14px;width:100%}
.danger-btn:hover{background:var(--avoid-bg)}
.btn-row{display:flex;gap:10px;flex-wrap:wrap}

.chips{display:flex;flex-wrap:wrap;gap:9px}
.chip{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:9px 15px;font-size:13.5px;color:var(--ink-2);font-weight:500;transition:all .15s}
.chip:hover{border-color:var(--accent);color:var(--accent)}
.chip:active{transform:scale(.96)}

/* ---------- chat ---------- */
.row-between{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.mode-banner{font-size:12.5px;padding:9px 14px;border-radius:10px;margin-bottom:16px;font-weight:500}
.mode-ai{background:var(--do-bg);color:var(--do)}
.mode-offline{background:var(--bg-2);color:var(--ink-2)}

/* experts */
.expert-card{padding:18px}
.expert-disabled{opacity:.55}
.expert-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:8px}
.expert-name{font-family:var(--serif);font-size:17px;font-weight:600;line-height:1.2}
.expert-source{font-size:12px;color:var(--muted);margin-top:2px}
.expert-gist{font-size:14px;color:var(--ink-2);margin-bottom:10px}
.expert-ivee{background:var(--accent-soft);border-radius:10px;padding:10px 13px}
.expert-ivee .adv-k{display:block;font-size:10.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--accent-deep);margin-bottom:3px}
.expert-ivee p{font-size:13.5px;color:var(--ink);margin:0}
.expert-custom{border-color:var(--accent)}

/* toggle switch */
.switch{position:relative;display:inline-block;width:42px;height:24px;flex-shrink:0}
.switch input{opacity:0;width:0;height:0}
.slider{position:absolute;inset:0;background:var(--line);border-radius:24px;transition:.25s;cursor:pointer}
.slider::before{content:"";position:absolute;height:18px;width:18px;left:3px;top:3px;background:#fff;border-radius:50%;transition:.25s;box-shadow:0 1px 3px rgba(0,0,0,.25)}
.switch input:checked + .slider{background:var(--accent)}
.switch input:checked + .slider::before{transform:translateX(18px)}

/* sync status dot */
.sync-dot{display:inline-block;width:11px;height:11px;border-radius:50%;flex-shrink:0;transition:background .3s;border:none;padding:0}
.muted-em{color:var(--accent);font-weight:500}
.sync-idle{background:var(--line)}
.sync-syncing{background:#f0a500;animation:pulse 1s infinite}
.sync-ok{background:var(--do)}
.sync-error{background:var(--avoid)}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}

/* provider tabs */
.provider-tabs{display:flex;gap:8px;margin-top:10px}
.provider-tab{flex:1;border:1px solid var(--line);background:var(--bg);border-radius:12px;padding:12px 10px;display:flex;flex-direction:column;align-items:center;gap:5px;transition:all .15s}
.provider-tab.active{border-color:var(--accent);background:var(--accent-soft)}
.prov-name{font-weight:600;font-size:15px}
.prov-badge{font-size:11px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;background:var(--do-bg);color:var(--do);padding:2px 8px;border-radius:10px}
.prov-paid{background:var(--bg-2);color:var(--muted)}
.chat-log{display:flex;flex-direction:column;gap:14px;min-height:40vh;margin-bottom:90px}
.empty-chat{color:var(--muted);text-align:center;padding:40px 20px;font-size:15px}
.msg{display:flex}
.msg-user{justify-content:flex-end}
.msg-user .msg-body{background:var(--accent);color:#fff;border-radius:18px 18px 4px 18px;max-width:82%;padding:11px 15px;font-size:15px}
.msg-ai .msg-body{background:var(--surface);border:1px solid var(--line);border-radius:18px 18px 18px 4px;max-width:90%;padding:15px 17px;font-size:15px;box-shadow:var(--shadow)}
.msg-ai .msg-body p{margin:0 0 10px}
.msg-ai .msg-body p:last-child{margin-bottom:0}

.advice-tag{display:inline-block;background:var(--accent-soft);color:var(--accent-deep);font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;padding:4px 10px;border-radius:20px;margin-bottom:10px}
.adv-block{border-radius:10px;padding:10px 13px;margin:9px 0}
.adv-block p{margin:0!important}
.adv-k{display:block;font-size:10.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;margin-bottom:3px}
.adv-do{background:var(--do-bg)} .adv-do .adv-k{color:var(--do)}
.adv-say{background:var(--say-bg)} .adv-say .adv-k{color:var(--say)}
.adv-avoid{background:var(--avoid-bg)} .adv-avoid .adv-k{color:var(--avoid)}
.adv-error{background:var(--avoid-bg);color:var(--avoid);border-radius:10px;padding:10px 13px;margin-bottom:10px;font-size:13.5px}
.advice-kb{margin-top:12px;border-top:1px dashed var(--line);padding-top:12px}
.advice-kb-h{font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);margin-bottom:7px}
.advice-kb-row{display:flex;gap:8px;align-items:flex-start;font-size:13.5px;margin-bottom:5px}
.advice-experts{margin-top:12px;border-top:1px dashed var(--line);padding-top:12px}
.advice-expert-item{margin-bottom:10px}
.advice-expert-head{font-size:12.5px;margin-bottom:3px}
.advice-expert-item p{font-size:13.5px;margin:0}

/* conversation → knowledge suggestions */
.kb-suggest{margin:4px 0 14px;padding:11px 13px;background:var(--accent-soft);border:1px solid var(--line);border-radius:12px;animation:kb-suggest-in .25s ease}
@keyframes kb-suggest-in{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
.kb-suggest-h{font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--accent-deep);margin-bottom:8px}
.kb-suggest-chips{display:flex;flex-wrap:wrap;gap:7px}
.kb-suggest-chip{display:inline-flex;align-items:center;gap:6px;background:var(--card,#fff);border:1px solid var(--line);border-radius:18px;padding:6px 11px 6px 8px;font-size:13px;color:var(--fg);cursor:pointer;transition:border-color .15s,background .15s;font-family:inherit;text-align:left}
.kb-suggest-chip:hover{border-color:var(--accent)}
.kb-suggest-chip.saved{background:var(--do-bg);border-color:var(--do);color:var(--do)}
.kb-suggest-chip.undone{background:transparent;border-color:var(--line);color:var(--muted);text-decoration:line-through}
.kb-suggest-sub{font-weight:500;text-transform:none;letter-spacing:0;color:var(--muted)}
.kb-incident-note{margin-top:9px;font-size:13px;color:var(--fg)}
.kb-incident-note em{color:var(--muted)}

/* knowledge base tabs */
.kb-tabs{display:flex;gap:8px;margin:4px 0 14px}
.kb-tab{flex:1;padding:9px 12px;border:1px solid var(--line);background:transparent;border-radius:10px;font-family:inherit;font-size:14px;font-weight:600;color:var(--muted);cursor:pointer;display:flex;align-items:center;justify-content:center;gap:7px;transition:all .15s}
.kb-tab:hover{border-color:var(--accent)}
.kb-tab.active{background:var(--accent);border-color:var(--accent);color:#fff}
.kb-tab .count{background:rgba(0,0,0,.08);color:inherit;border-radius:10px;padding:1px 7px;font-size:11.5px;font-weight:700}
.kb-tab.active .count{background:rgba(255,255,255,.25)}

/* timeline */
.tl-day{margin-top:18px;font-size:13px;color:var(--accent-deep);text-transform:uppercase;letter-spacing:.04em}
.tl-item{display:flex;gap:10px;align-items:flex-start;justify-content:space-between}
.tl-item-main{flex:1;min-width:0}
.tl-summary{font-weight:600;font-size:14.5px;margin-bottom:4px}
.tl-detail{font-size:13px;color:var(--muted);font-style:italic;margin-bottom:5px}

.chat-bar{
  position:fixed;bottom:0;left:0;right:0;z-index:40;
  display:flex;gap:9px;align-items:flex-end;
  padding:12px 16px calc(76px + env(safe-area-inset-bottom));
  background:linear-gradient(to top,var(--bg) 70%,transparent);
}
@media(min-width:920px){
  .chat-bar{left:248px;max-width:var(--maxw);margin:0 auto;padding:14px 40px 24px}
  .chat-log{margin-bottom:40px}
}
.chat-bar textarea{
  flex:1;resize:none;border:1px solid var(--line);background:var(--surface);
  border-radius:22px;padding:12px 16px;font-family:inherit;font-size:15px;color:var(--ink);
  max-height:160px;box-shadow:var(--shadow);outline:none;
}
.chat-bar textarea:focus{border-color:var(--accent)}
.send-btn{width:44px;height:44px;border:none;border-radius:50%;background:var(--accent);color:#fff;font-size:20px;flex-shrink:0;box-shadow:var(--shadow)}
.send-btn:active{transform:scale(.92)}
.dots{display:inline-flex;gap:4px;padding:3px 0}
.dots i{width:7px;height:7px;border-radius:50%;background:var(--muted);animation:blink 1.2s infinite}
.dots i:nth-child(2){animation-delay:.2s}.dots i:nth-child(3){animation-delay:.4s}
@keyframes blink{0%,60%,100%{opacity:.3}30%{opacity:1}}

/* ---------- knowledge base ---------- */
.kb-chip{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:7px;font-size:13px;flex-shrink:0;color:#fff}
.kb-like{background:#c2613f}.kb-dislike{background:#b4593f}.kb-behaviour{background:#5a6fa0}.kb-boundary{background:#9a7aa0}.kb-note{background:#5b8a72}
.kb-group{margin-bottom:8px}
.kb-item{display:flex;justify-content:space-between;gap:14px;align-items:flex-start;padding:15px}
.kb-title{font-weight:600;font-size:15.5px}
.kb-detail{font-size:14px;color:var(--ink-2);margin-top:3px}
.kb-meta{font-size:11.5px;color:var(--muted);margin-top:7px}
.kb-edited{font-style:italic;opacity:.85}
.kb-item-actions{display:flex;flex-direction:column;gap:6px;flex-shrink:0}
.icon-btn{background:none;border:1px solid var(--line);border-radius:8px;padding:5px 11px;font-size:12.5px;color:var(--ink-2)}
.icon-btn.del:hover{border-color:var(--avoid);color:var(--avoid)}
.empty{text-align:center;color:var(--muted);padding:34px 20px}

/* ---------- modal ---------- */
.modal-backdrop{position:fixed;inset:0;z-index:100;background:rgba(28,24,21,.45);display:flex;align-items:flex-end;justify-content:center;padding:0;animation:fade .2s}
@media(min-width:600px){.modal-backdrop{align-items:center;padding:20px}}
@keyframes fade{from{opacity:0}to{opacity:1}}
.modal{background:var(--surface);width:100%;max-width:480px;border-radius:22px 22px 0 0;padding:24px 22px calc(24px + env(safe-area-inset-bottom));box-shadow:0 -8px 40px rgba(0,0,0,.2);animation:slideup .25s}
@media(min-width:600px){.modal{border-radius:22px}}
@keyframes slideup{from{transform:translateY(30px);opacity:.5}to{transform:translateY(0);opacity:1}}
.modal h3{font-family:var(--serif);font-size:20px;margin-bottom:16px}
.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:18px}

/* ---------- forms ---------- */
label{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin:14px 0 6px}
input,select,textarea{
  width:100%;border:1px solid var(--line);background:var(--bg);border-radius:11px;
  padding:11px 13px;font-family:inherit;font-size:15px;color:var(--ink);outline:none;
}
input:focus,select,textarea:focus{border-color:var(--accent)}
textarea{resize:vertical}
.hint{font-size:12.5px;color:var(--muted);margin-top:6px}
.switch-row{display:flex;align-items:center;justify-content:space-between}
.switch-row input{width:auto}
.card h3{font-family:var(--serif);font-size:18px;margin-bottom:4px}
.test-res{font-size:13px;margin-left:10px;font-weight:600}
.test-res.ok{color:var(--do)}.test-res.err{color:var(--avoid)}

/* ---------- profile ---------- */
.summary-card p{font-size:15.5px;line-height:1.6;color:var(--ink-2)}
.legend{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:10px;font-size:12px;color:var(--muted)}
.legend-item{display:flex;align-items:center;gap:6px}
.domain-dot{width:9px;height:9px;border-radius:50%;display:inline-block}
.strengths{padding:6px 18px}
.strength-row{display:flex;gap:14px;padding:15px 0;border-bottom:1px solid var(--line)}
.strength-row:last-child{border-bottom:none}
.rank{font-family:var(--serif);font-size:22px;font-weight:600;color:var(--accent);width:26px;flex-shrink:0;text-align:center}
.strength-name{font-weight:600;font-size:16px;display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.domain-label{font-size:11px;color:var(--muted);font-weight:500}
.strength-core{font-size:14px;color:var(--ink-2);margin-top:3px}
.mini-do{font-size:13.5px;margin-top:7px;background:var(--do-bg);color:var(--do);padding:7px 11px;border-radius:9px}
.mini-do b{font-weight:700}
.bottom3 p{font-size:14px;color:var(--ink-2);margin-top:8px}

.gap-card .gap-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:10px}
.gap-facet{font-family:var(--serif);font-size:17px;font-weight:600}
.gap-scores{font-size:12.5px;color:var(--muted)}
.gap-note{font-size:14px;color:var(--ink-2);margin-top:10px}

.bars{display:flex;flex-direction:column;gap:5px}
.bar{position:relative;background:var(--bg-2);border-radius:6px;height:18px;overflow:hidden}
.bar-fill{position:absolute;left:0;top:0;bottom:0;border-radius:6px;transition:width .6s ease}
.bf-ivee{background:var(--accent)} .bf-enth{background:var(--blue)}
.bar-val{position:absolute;right:7px;top:0;line-height:18px;font-size:11px;font-weight:700;color:var(--ink)}
.bar-key,.bar-key>span{display:flex;align-items:center;gap:6px}
.bar-key{gap:18px;font-size:12.5px;color:var(--muted);margin-bottom:10px}
.swatch{width:12px;height:12px;border-radius:3px}
.sw-ivee{background:var(--accent)}.sw-enth{background:var(--blue)}

.peaks-dim{margin-bottom:20px}
.peaks-dim:last-child{margin-bottom:0}
.peaks-dim h3{font-family:var(--serif);font-size:16px;margin-bottom:12px}
.peaks-dim h3 .muted{font-family:var(--sans);font-size:12.5px;font-weight:400}
.facet{margin-bottom:13px}
.facet-name{font-size:13.5px;font-weight:600;margin-bottom:5px;display:flex;align-items:center;gap:8px}
.gap-badge{font-size:9px;font-weight:800;letter-spacing:.05em;background:var(--accent);color:#fff;padding:2px 6px;border-radius:5px}
.facet-gap .facet-name{color:var(--accent-deep)}

/* ---------- playbook ---------- */
.play-grid{display:grid;gap:14px}
@media(min-width:720px){.play-grid{grid-template-columns:1fr 1fr}}
.play-card{position:relative;padding:20px}
.play-letter{position:absolute;top:16px;right:18px;font-family:var(--serif);font-size:30px;font-weight:600;color:var(--accent-soft)}
@media (prefers-color-scheme: dark){.play-letter{color:var(--accent-deep)}}
.play-card h3{font-family:var(--serif);font-size:18px;margin-bottom:10px;padding-right:36px}
.play-going{font-size:13.5px;color:var(--ink-2);margin-bottom:6px}
.play-going b{color:var(--ink)}
.play-use{margin-top:10px;width:100%}