/* =========================================================
   Youdo Knowledge — design tokens
   Layout: top bar + left rail (desktop) / bottom tab bar (mobile),
   content column max 1240px. Brand switch: red ⇄ blue on white.
   ========================================================= */
:root{
  --brand:#C8102E; --brand-strong:#9E0C23; --brand-ink:#FFFFFF;
  --steel:#8B8F96; --steel-light:#E9EBEE;
  --bg:#F6F7F9; --surface:#FFFFFF; --surface-2:#FBFBFC;
  --ink:#14171C; --muted:#5E6570; --line:#E3E6EA;
  --ok:#14866D; --warn:#B7791F; --info:#2F6FDE;
  --tint:color-mix(in srgb,var(--brand) 8%,var(--surface));
  --tint-2:color-mix(in srgb,var(--brand) 16%,var(--surface));
  --shadow:0 1px 2px rgba(16,24,40,.05),0 8px 24px -12px rgba(16,24,40,.12);
  --f-display:"Outfit","Segoe UI",system-ui,sans-serif;
  --f-body:"Manrope","Segoe UI",system-ui,sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,Consolas,monospace;
  --r-sm:10px; --r:14px; --r-lg:22px;
  --rail:256px; --top:64px;
  color-scheme:light;
}
:root[data-brand="blue"]{--brand:#1D4ED8; --brand-strong:#1E3A8A;}

@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#0D1015; --surface:#151920; --surface-2:#1A1F27; --ink:#ECEEF2; --muted:#9AA3AF; --line:#262C36;
  --steel-light:#222831; --ok:#3CC7A1; --warn:#E0A84B; --info:#7AA7FF;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 10px 30px -14px rgba(0,0,0,.6);
  --tint:color-mix(in srgb,var(--brand) 16%,var(--surface));
  --tint-2:color-mix(in srgb,var(--brand) 26%,var(--surface));
  color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0D1015; --surface:#151920; --surface-2:#1A1F27; --ink:#ECEEF2; --muted:#9AA3AF; --line:#262C36;
  --steel-light:#222831; --ok:#3CC7A1; --warn:#E0A84B; --info:#7AA7FF;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 10px 30px -14px rgba(0,0,0,.6);
  --tint:color-mix(in srgb,var(--brand) 16%,var(--surface));
  --tint-2:color-mix(in srgb,var(--brand) 26%,var(--surface));
  color-scheme:dark}
@media (prefers-color-scheme:dark){:root[data-brand="red"]:not([data-theme="light"]){--brand:#EF3B4F}:root[data-brand="blue"]:not([data-theme="light"]){--brand:#5B8CFF}}
:root[data-theme="dark"][data-brand="red"]{--brand:#EF3B4F}
:root[data-theme="dark"][data-brand="blue"]{--brand:#5B8CFF}

/* ---------- base ---------- */
[hidden]{display:none!important}
*,*::before,*::after{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:15.5px/1.6 var(--f-body);-webkit-font-smoothing:antialiased;transition:background .25s}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:90;background:var(--surface)}
h1,h2,h3,h4{font-family:var(--f-display);line-height:1.15;margin:0;text-wrap:balance;letter-spacing:-.01em}
p{margin:0}
a{color:inherit}
img,svg{max-width:100%}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid color-mix(in srgb,var(--brand) 55%,transparent);outline-offset:2px;border-radius:8px}
.mono{font-family:var(--f-mono)}
.muted{color:var(--muted)}
.eyebrow{font:600 11.5px/1 var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--brand)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* ---------- buttons, chips, inputs ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:11px 18px;font-weight:700;font-size:14.5px;cursor:pointer;text-decoration:none;white-space:nowrap;transition:transform .15s,background .15s,box-shadow .15s}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--brand);color:var(--brand-ink);box-shadow:0 8px 20px -10px var(--brand)}
.btn-primary:hover{background:var(--brand-strong)}
.btn-ghost{background:var(--surface);color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--line)}
.btn-ghost:hover{box-shadow:inset 0 0 0 1.5px var(--brand)}
.btn-sm{padding:7px 13px;font-size:13px}
.chip{display:inline-flex;align-items:center;gap:6px;font:600 12px/1 var(--f-body);padding:6px 10px;border-radius:999px;background:var(--tint);color:var(--ink);white-space:nowrap;text-decoration:none}
.chip.ok{background:color-mix(in srgb,var(--ok) 14%,var(--surface));color:var(--ok)}
.chip.warn{background:color-mix(in srgb,var(--warn) 16%,var(--surface));color:var(--warn)}
.chip.info{background:color-mix(in srgb,var(--info) 14%,var(--surface));color:var(--info)}
.chip.steel{background:var(--steel-light);color:var(--muted)}
.input,.select,.textarea{width:100%;padding:11px 14px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--surface);min-width:0}
.input:focus,.select:focus,.textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px var(--tint)}
.textarea{min-height:220px;resize:vertical;font-family:var(--f-mono);font-size:14px;line-height:1.6}
label.lbl{display:block;font-weight:700;font-size:13px;margin-bottom:6px}

/* ---------- top bar ---------- */
.topbar{position:sticky;top:env(safe-area-inset-top,0px);z-index:60;height:var(--top);background:color-mix(in srgb,var(--surface) 88%,transparent);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid var(--line)}
.topbar-in{height:100%;display:flex;align-items:center;gap:16px;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex:none}
.brand .logo{width:38px;height:38px;border-radius:50%;object-fit:cover;box-shadow:0 2px 8px -2px rgba(0,0,0,.3)}
.brand b{font:800 21px/1 var(--f-display);letter-spacing:-.02em}
.brand b span{color:var(--brand)}
.brand small{display:block;font:600 10px/1 var(--f-mono);letter-spacing:.16em;color:var(--muted);margin-top:4px;text-transform:uppercase}
.gsearch{flex:1;max-width:560px;position:relative;margin-inline:auto}
.gsearch input{width:100%;padding:10px 14px 10px 40px;border-radius:999px;border:1px solid var(--line);background:var(--surface-2)}
.gsearch input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px var(--tint)}
.gsearch svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--muted)}
.gsearch kbd{position:absolute;right:10px;top:50%;transform:translateY(-50%);font:600 11px var(--f-mono);color:var(--muted);border:1px solid var(--line);border-radius:6px;padding:2px 6px;background:var(--surface)}
.gs-results{position:absolute;top:calc(100% + 8px);left:0;right:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);padding:6px;max-height:60vh;overflow:auto}
.gs-results a{display:block;padding:10px 12px;border-radius:10px;text-decoration:none}
.gs-results a:hover,.gs-results a.act{background:var(--tint)}
.gs-results small{display:block;color:var(--muted)}
.top-actions{display:flex;align-items:center;gap:8px;flex:none}
.icon-btn{width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:var(--surface);display:grid;place-items:center;cursor:pointer;position:relative;color:var(--ink)}
.icon-btn:hover{border-color:var(--brand)}
.icon-btn .dot{position:absolute;top:8px;right:9px;width:8px;height:8px;border-radius:50%;background:var(--brand);border:2px solid var(--surface)}
.brand-switch{display:flex;background:var(--surface-2);border:1px solid var(--line);border-radius:999px;padding:3px;gap:2px}
.brand-switch button{width:30px;height:30px;border-radius:50%;border:0;cursor:pointer;display:grid;place-items:center;background:transparent}
.brand-switch button i{width:16px;height:16px;border-radius:50%;display:block;box-shadow:inset 0 0 0 3px #fff,0 0 0 1px var(--line)}
.brand-switch button[data-b="red"] i{background:#C8102E}
.brand-switch button[data-b="blue"] i{background:#1D4ED8}
.brand-switch button[aria-pressed="true"]{background:var(--surface);box-shadow:var(--shadow)}
.me-av{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand-strong));color:#fff;display:grid;place-items:center;font:700 13px var(--f-display);text-decoration:none}
.menu-btn{display:none}

/* ---------- app shell ---------- */
.shell{display:grid;grid-template-columns:var(--rail) 1fr;min-height:calc(100% - var(--top))}
.rail{position:sticky;top:calc(var(--top) + env(safe-area-inset-top,0px));height:calc(100vh - var(--top) - env(safe-area-inset-top,0px));overflow-y:auto;border-right:1px solid var(--line);background:var(--surface);padding:18px 14px calc(18px + env(safe-area-inset-bottom,0px)) max(14px,env(safe-area-inset-left,0px));display:flex;flex-direction:column;gap:4px}
.rail h6{font:600 10.5px/1 var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:16px 10px 8px}
.rail a{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:12px;text-decoration:none;font-weight:600;font-size:14.5px;color:var(--muted)}
.rail a svg{flex:none}
.rail a:hover{background:var(--surface-2);color:var(--ink)}
.rail a.on{background:var(--tint);color:var(--brand)}
.rail a .count{margin-left:auto;font:600 11px var(--f-mono);background:var(--steel-light);color:var(--muted);border-radius:999px;padding:2px 8px}
.rail .rail-card{margin-top:auto;background:linear-gradient(160deg,var(--brand),var(--brand-strong));color:#fff;border-radius:var(--r);padding:16px}
.rail .rail-card p{font-size:13px;opacity:.9;margin:6px 0 12px}
.rail .rail-card .btn{background:#fff;color:var(--brand-strong)}
main#view{min-width:0;padding-block:28px 96px;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.page{max-width:1240px;margin:0 auto;display:flex;flex-direction:column;gap:28px;animation:rise .35s ease both}
@keyframes rise{from{opacity:.4;transform:translateY(6px)}to{opacity:1;transform:none}}
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap}
.page-head h1{font-size:clamp(26px,3.2vw,36px);font-weight:700;margin-top:8px}
.page-head p{color:var(--muted);margin-top:6px;max-width:62ch}
.crumbs{font-size:13px;color:var(--muted);display:flex;gap:6px;flex-wrap:wrap}
.crumbs a{text-decoration:none}.crumbs a:hover{color:var(--brand)}

/* ---------- cards / grids ---------- */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;min-width:0}
.card h3{font-size:18px}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.split{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:24px;align-items:start}
.row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.between{justify-content:space-between}

/* KPI */
.kpi{display:flex;flex-direction:column;gap:6px}
.kpi .v{font:700 30px/1 var(--f-display);font-variant-numeric:tabular-nums}
.kpi .d{font:600 12px var(--f-mono)}
.kpi .d.up{color:var(--ok)}.kpi .d.down{color:var(--brand)}
.kpi .l{font-size:13px;color:var(--muted)}

/* article list */
.alist{display:flex;flex-direction:column}
.aitem{display:grid;grid-template-columns:44px minmax(0,1fr) auto;gap:14px;align-items:center;padding:14px 4px;border-top:1px solid var(--line);text-decoration:none}
.aitem:first-child{border-top:0}
.aitem:hover h4{color:var(--brand)}
.aitem .ico{width:44px;height:44px;border-radius:12px;background:var(--tint);color:var(--brand);display:grid;place-items:center}
.aitem h4{font:700 15.5px/1.35 var(--f-body);transition:color .15s}
.aitem small{color:var(--muted);font-size:13px}
.aitem .meta{display:flex;flex-direction:column;align-items:flex-end;gap:6px;font-size:12px;color:var(--muted)}

/* category / space tiles */
.tile{display:flex;flex-direction:column;gap:12px;text-decoration:none;transition:transform .18s,border-color .18s,box-shadow .18s}
.tile:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--brand) 45%,var(--line));box-shadow:var(--shadow)}
.tile .ico{width:46px;height:46px;border-radius:14px;background:var(--tint);color:var(--brand);display:grid;place-items:center}
.tile p{color:var(--muted);font-size:14px}
.tile .foot{display:flex;justify-content:space-between;align-items:center;font-size:12.5px;color:var(--muted);margin-top:auto;padding-top:10px;border-top:1px dashed var(--line)}
.avs{display:flex}.avs span{width:26px;height:26px;border-radius:50%;border:2px solid var(--surface);margin-left:-8px;display:grid;place-items:center;font:700 10px var(--f-display);color:#fff;background:var(--steel)}
.avs span:first-child{margin-left:0}
.avs span:nth-child(2){background:var(--brand)}.avs span:nth-child(3){background:var(--brand-strong)}

/* filters */
.filters{display:flex;gap:8px;flex-wrap:wrap}
.filters button{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:7px 14px;font-weight:600;font-size:13px;cursor:pointer}
.filters button[aria-pressed="true"]{background:var(--ink);color:var(--surface);border-color:var(--ink)}
.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.toolbar .input{flex:1 1 240px;width:auto}
.toolbar .select{width:auto;flex:0 0 auto}

/* table */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:var(--surface)}
table{width:100%;border-collapse:collapse;font-size:14px;min-width:640px}
th{text-align:left;font:600 11px var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);padding:12px 16px;background:var(--surface-2);border-bottom:1px solid var(--line)}
td{padding:12px 16px;border-bottom:1px solid var(--line);font-variant-numeric:tabular-nums}
tr:last-child td{border-bottom:0}
tr:hover td{background:var(--surface-2)}
.ftype{width:34px;height:34px;border-radius:9px;display:grid;place-items:center;font:700 10px var(--f-mono);color:#fff}

/* article reading */
.reader{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:32px;align-items:start}
.prose{font-size:16.5px;line-height:1.75;max-width:72ch}
.prose h2{font-size:24px;margin:32px 0 10px;scroll-margin-top:90px}
.prose h3{font-size:19px;margin:24px 0 8px}
.prose p{margin:0 0 14px}
.prose ul,.prose ol{padding-left:22px;margin:0 0 14px}
.prose li{margin-bottom:6px}
.prose code{font-family:var(--f-mono);font-size:.88em;background:var(--steel-light);padding:2px 6px;border-radius:6px}
.prose .callout{border-radius:var(--r);padding:14px 16px;background:var(--tint);margin:18px 0;font-size:15px}
.prose .callout b{color:var(--brand)}
.toc{position:sticky;top:calc(var(--top) + 24px);display:flex;flex-direction:column;gap:4px}
.toc a{text-decoration:none;font-size:13.5px;color:var(--muted);padding:6px 10px;border-left:2px solid var(--line)}
.toc a:hover{color:var(--brand);border-color:var(--brand)}
.author{display:flex;align-items:center;gap:12px}
.author .av{width:42px;height:42px;border-radius:50%;background:var(--brand);color:#fff;display:grid;place-items:center;font:700 14px var(--f-display);flex:none}
.feedback{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:18px;border:1px dashed var(--line);border-radius:var(--r)}

/* Q&A */
.q{display:grid;grid-template-columns:64px minmax(0,1fr);gap:16px;padding:18px 0;border-top:1px solid var(--line)}
.q:first-child{border-top:0}
.votes{display:flex;flex-direction:column;align-items:center;gap:4px;font:700 18px var(--f-display)}
.votes button{border:1px solid var(--line);background:var(--surface);border-radius:8px;width:34px;height:28px;cursor:pointer;display:grid;place-items:center}
.votes button[aria-pressed="true"]{background:var(--brand);color:#fff;border-color:var(--brand)}
.votes small{font:500 11px var(--f-body);color:var(--muted)}
.q h4{font:700 16px/1.4 var(--f-body);margin-bottom:6px}
.q .solved{color:var(--ok)}

/* experts */
.expert{display:flex;flex-direction:column;align-items:flex-start;gap:12px}
.expert .av{width:56px;height:56px;border-radius:18px;display:grid;place-items:center;font:700 18px var(--f-display);color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand-strong))}
.expert .tags{display:flex;gap:6px;flex-wrap:wrap}
.status{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:var(--muted)}
.status::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--steel)}
.status.on::before{background:var(--ok)}

/* charts */
.chart{width:100%;height:auto;display:block}
.chart text{fill:var(--muted);font:500 11px var(--f-mono)}
.chart .grid-l{stroke:var(--line)}
.bar-row{display:grid;grid-template-columns:140px 1fr 48px;gap:12px;align-items:center;font-size:13.5px;padding:6px 0}
.bar-row .track{height:10px;border-radius:999px;background:var(--steel-light);overflow:hidden}
.bar-row .fill{height:100%;border-radius:999px;background:var(--brand)}
.bar-row b{text-align:right;font:600 12.5px var(--f-mono);font-variant-numeric:tabular-nums}

/* ---------- landing ---------- */
.hero{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:40px;align-items:center;padding-top:12px}
.hero h1{font-size:clamp(36px,5.4vw,64px);font-weight:800;letter-spacing:-.035em;line-height:1.02;margin:16px 0 18px}
.hero h1 span{color:var(--brand)}
.hero .lead{font-size:18px;color:var(--muted);max-width:52ch}
.hero-search{margin-top:26px;display:flex;gap:8px;background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:8px;box-shadow:var(--shadow);max-width:560px}
.hero-search input{flex:1;min-width:0;border:0;background:transparent;padding:10px 12px;font-size:16px}
.hero-search input:focus{outline:none}
.hero-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.hero-tags button{border:0;cursor:pointer}
.hero-art{position:relative;aspect-ratio:1/0.92;max-width:100%}
.hero-art svg{width:100%;height:100%}
.float-card{position:absolute;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:12px 14px;box-shadow:var(--shadow);font-size:13px;display:flex;gap:10px;align-items:center;animation:bob 6s ease-in-out infinite}
.float-card b{display:block;font-size:13.5px}
.float-card .ic{width:34px;height:34px;border-radius:10px;background:var(--tint);color:var(--brand);display:grid;place-items:center;flex:none}
@keyframes bob{50%{transform:translateY(-6px)}}
.logos{display:flex;gap:28px;flex-wrap:wrap;align-items:center;justify-content:center;color:var(--muted);font:700 15px var(--f-display);letter-spacing:.04em;opacity:.8}
.feature{display:flex;flex-direction:column;gap:10px}
.feature .ico{width:48px;height:48px;border-radius:14px;background:var(--brand);color:#fff;display:grid;place-items:center}
.feature p{color:var(--muted);font-size:14.5px}
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;counter-reset:s}
.step{position:relative;padding-top:44px}
.step::before{counter-increment:s;content:"0" counter(s);position:absolute;top:0;left:0;font:700 13px var(--f-mono);color:var(--brand);background:var(--tint);border-radius:8px;padding:6px 9px}
.step h4{font-size:17px;margin-bottom:6px}
.step p{color:var(--muted);font-size:14px}
.band{background:linear-gradient(135deg,var(--brand),var(--brand-strong));color:#fff;border-radius:28px;padding:40px;display:flex;gap:24px;align-items:center;justify-content:space-between;flex-wrap:wrap;position:relative;overflow:hidden}
.band h2{font-size:clamp(24px,3vw,34px);max-width:22ch}
.band p{opacity:.9;margin-top:8px}
.band .btn{background:#fff;color:var(--brand-strong)}
.band::after{content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;border:40px solid rgba(255,255,255,.08)}

/* ---------- assistant ---------- */
.ai-page{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:20px;height:calc(100vh - var(--top) - 56px - env(safe-area-inset-top,0px));min-height:520px}
.ai-box{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;min-height:0}
.ai-head{display:flex;align-items:center;gap:12px;padding:16px 18px;border-bottom:1px solid var(--line)}
.orb{width:38px;height:38px;border-radius:50%;background:conic-gradient(from 0deg,var(--brand),#fff,var(--steel),var(--brand));animation:spin 8s linear infinite;flex:none;box-shadow:0 0 0 3px var(--tint)}
@keyframes spin{to{transform:rotate(1turn)}}
.msgs{flex:1;overflow-y:auto;padding:18px;display:flex;flex-direction:column;gap:12px;min-height:0}
.m{max-width:84%;padding:11px 15px;border-radius:18px;font-size:14.5px;line-height:1.55;white-space:pre-wrap;overflow-wrap:anywhere}
.m.bot{background:var(--surface-2);border:1px solid var(--line);border-bottom-left-radius:6px;align-self:flex-start}
.m.me{background:var(--brand);color:#fff;border-bottom-right-radius:6px;align-self:flex-end}
.m .src{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px;white-space:normal}
.m .src a{font-size:12px}
.typing{display:inline-flex;gap:4px}.typing i{width:6px;height:6px;border-radius:50%;background:var(--muted);animation:blink 1s infinite}
.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}
@keyframes blink{50%{opacity:.2}}
.sugg{display:flex;flex-wrap:wrap;gap:6px;padding:0 18px 12px}
.sugg button{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:6px 12px;font-size:12.5px;font-weight:600;cursor:pointer}
.sugg button:hover{border-color:var(--brand);color:var(--brand)}
.ai-form{display:flex;gap:8px;padding:12px;border-top:1px solid var(--line)}
.ai-form input{flex:1;min-width:0}
.ai-form button:disabled{opacity:.5}

/* floating assistant */
.fab{position:fixed;right:calc(20px + env(safe-area-inset-right,0px));bottom:calc(20px + env(safe-area-inset-bottom,0px));z-index:70;display:flex;align-items:center;gap:10px;background:var(--ink);color:var(--surface);border:0;border-radius:999px;padding:10px 18px 10px 10px;font-weight:700;cursor:pointer;box-shadow:0 16px 40px -12px rgba(0,0,0,.45)}
.fab .orb{width:32px;height:32px;box-shadow:none}
.drawer-chat{position:fixed;right:calc(20px + env(safe-area-inset-right,0px));bottom:calc(20px + env(safe-area-inset-bottom,0px));z-index:80;width:min(400px,calc(100vw - 32px));height:min(620px,calc(100vh - 110px));box-shadow:0 30px 80px -20px rgba(0,0,0,.45)}

/* bottom nav (mobile) */
.tabbar{display:none}
.scrim{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:65}

/* toast */
.toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--ink);color:var(--surface);padding:12px 18px;border-radius:12px;font-weight:600;font-size:14px;z-index:100;box-shadow:var(--shadow)}

/* auth */
.auth{display:grid;grid-template-columns:1fr 1fr;min-height:calc(100vh - var(--top) - 120px);border-radius:28px;overflow:hidden;border:1px solid var(--line);background:var(--surface)}
.auth .side{background:linear-gradient(160deg,var(--brand),var(--brand-strong));color:#fff;padding:40px;display:flex;flex-direction:column;justify-content:space-between;gap:24px}
.auth .side h2{font-size:32px}
.auth form{padding:40px;display:flex;flex-direction:column;gap:16px;justify-content:center;max-width:440px;width:100%;margin:0 auto}
.sso{display:grid;grid-template-columns:1fr 1fr;gap:10px}

/* footer */
.foot{border-top:1px solid var(--line);margin-top:40px;padding-top:28px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--muted);font-size:13.5px}

/* dropzone */
.drop{border:2px dashed var(--line);border-radius:var(--r);padding:26px;text-align:center;color:var(--muted);cursor:pointer;transition:border-color .15s,background .15s}
.drop.over,.drop:hover{border-color:var(--brand);background:var(--tint)}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .g4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .split,.reader,.ai-page{grid-template-columns:minmax(0,1fr)}
  .toc,.ai-side{display:none}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:900px){
  :root{--top:60px}
  .shell{grid-template-columns:1fr}
  .rail{position:fixed;left:0;top:0;bottom:0;height:auto;width:min(300px,86vw);z-index:70;transform:translateX(-105%);transition:transform .25s;padding-top:calc(18px + env(safe-area-inset-top,0px));box-shadow:var(--shadow)}
  .rail.open{transform:none}
  .menu-btn{display:grid}
  .gsearch{display:none}
  .top-actions{margin-left:auto}
  .hero,.auth{grid-template-columns:minmax(0,1fr)}
  .shell{grid-template-columns:minmax(0,1fr)}
  .auth .side{display:none}
  .g3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .tabbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:60;background:var(--surface);border-top:1px solid var(--line);padding:6px max(8px,env(safe-area-inset-right,0px)) calc(6px + env(safe-area-inset-bottom,0px)) max(8px,env(safe-area-inset-left,0px));justify-content:space-around}
  .tabbar a{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:10.5px;font-weight:700;text-decoration:none;color:var(--muted);padding:6px 8px;border-radius:10px;flex:1}
  .tabbar a.on{color:var(--brand)}
  .fab{bottom:calc(76px + env(safe-area-inset-bottom,0px))}
  .fab .lbl{display:none}.fab{padding:10px}
  .drawer-chat{bottom:calc(10px + env(safe-area-inset-bottom,0px));height:calc(100vh - 90px)}
  .ai-page{height:calc(100vh - var(--top) - 130px)}
  main#view{padding-bottom:120px}
}
@media (max-width:600px){
  .g2,.g3,.g4,.steps{grid-template-columns:minmax(0,1fr)}
  .brand small,.brand-switch-wrap .lbl{display:none}
  .top-actions .hide-s{display:none}
  .aitem{grid-template-columns:40px minmax(0,1fr)}
  .aitem .meta{display:none}
  .band{padding:28px}
  .bar-row{grid-template-columns:96px 1fr 40px}
  .q{grid-template-columns:48px minmax(0,1fr);gap:12px}
}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}

/* =========================================================
   v2 — navigation type CFCIM, modules d'affaires, connexion 3D
   ========================================================= */
.shell{display:block}
main#view{padding-top:24px}
.icon-btn{text-decoration:none}
.badge-n{position:absolute;top:-4px;right:-4px;min-width:18px;height:18px;border-radius:9px;background:var(--brand);color:#fff;font:700 10.5px/18px var(--f-body);text-align:center;padding:0 5px;border:2px solid var(--surface)}
.me-wrap{position:relative}
.me-btn{display:flex;align-items:center;gap:4px;border:0;background:transparent;cursor:pointer;color:var(--muted);padding:0}
.me-av{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand-strong));color:#fff;display:grid;place-items:center;font:700 13px var(--f-display);flex:none}
.me-menu{position:absolute;right:0;top:calc(100% + 10px);width:240px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);padding:6px;z-index:80;display:flex;flex-direction:column}
.me-head{display:flex;gap:10px;align-items:center;padding:10px;border-bottom:1px solid var(--line);margin-bottom:4px}
.me-head small{display:block;color:var(--muted);font-size:12px}
.me-menu a,.me-menu button{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:9px;text-decoration:none;font-weight:600;font-size:14px;border:0;background:transparent;cursor:pointer;text-align:left;color:var(--ink)}
.me-menu a:hover,.me-menu button:hover{background:var(--tint)}
.me-menu button{color:var(--brand);border-top:1px solid var(--line);border-radius:0 0 9px 9px;margin-top:4px}

/* barre de navigation */
.mainnav{position:relative;background:var(--surface);border-bottom:1px solid var(--line);padding:8px max(16px,env(safe-area-inset-right,0px)) 18px max(16px,env(safe-area-inset-left,0px));z-index:55}
.mainnav-in{max-width:1320px;margin:0 auto;display:flex;flex-wrap:wrap;justify-content:center;gap:2px 4px}
.navlink{display:inline-flex;align-items:center;gap:7px;padding:9px 13px;border-radius:999px;text-decoration:none;font-weight:600;font-size:14px;color:var(--muted);border:0;background:transparent;cursor:pointer;white-space:nowrap;position:relative}
.navlink svg{display:none}
.navlink:hover{color:var(--ink);background:var(--surface-2)}
.navlink.on{color:var(--brand)}
.navlink.on::after{content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;border-radius:2px;background:var(--brand)}
.km-btn{background:var(--tint);color:var(--brand)}
.km-btn svg{display:inline}
.km-btn.on{background:var(--brand);color:#fff}
.km-btn[aria-expanded="true"] svg:last-child{transform:rotate(180deg)}
.nav-dd{position:static}
.dd{position:absolute;top:calc(100% - 10px);left:50%;transform:translateX(-50%);width:min(680px,calc(100vw - 32px));background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow);padding:10px;display:none;grid-template-columns:1fr 1fr;gap:4px;z-index:70}
.dd.open{display:grid}
.dd a{display:flex;gap:12px;align-items:center;padding:10px;border-radius:12px;text-decoration:none}
.dd a:hover,.dd a.on{background:var(--tint)}
.dd .ico{width:38px;height:38px;border-radius:11px;background:var(--tint);color:var(--brand);display:grid;place-items:center;flex:none}
.dd b{display:block;font-size:14px}.dd small{display:block;color:var(--muted);font-size:12.5px}
.nav-collapse{position:absolute;left:50%;bottom:-14px;transform:translateX(-50%);width:28px;height:28px;border-radius:50%;border:1px solid var(--line);background:var(--surface);color:var(--muted);display:grid;place-items:center;cursor:pointer;transition:transform .2s}
.nav-collapse svg{transform:rotate(180deg);transition:transform .2s}
.mainnav.collapsed .nav-collapse svg{transform:none}
.mainnav.collapsed .mainnav-in{flex-wrap:nowrap;justify-content:flex-start;overflow-x:auto;scrollbar-width:none}
.mainnav.collapsed .mainnav-in::-webkit-scrollbar{display:none}
.drawer-head,.drawer-foot{display:none}

/* mode connexion */
body.auth-mode .topbar,body.auth-mode .mainnav,body.auth-mode .tabbar,body.auth-mode .fab,body.auth-mode .drawer-chat{display:none!important}
body.auth-mode main#view{padding:0}
body.auth-mode::before{background:#0A0D12}

/* ---------- connexion ---------- */
.login{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);min-height:100vh}
.login-hero{position:relative;overflow:hidden;background:radial-gradient(60% 55% at 50% 45%,color-mix(in srgb,var(--brand) 32%,#0A0D12),#0A0D12 70%);color:#fff;min-height:520px}
.login-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,13,18,0) 55%,rgba(10,13,18,.85));pointer-events:none}
.scene{position:absolute;inset:0;cursor:grab;touch-action:pan-y}
.scene.grab{cursor:grabbing}
.scene canvas{width:100%!important;height:100%!important;display:block}
.scene>svg{position:absolute;inset:10% 10% 25%;width:80%;height:65%}
.scene-labels{position:absolute;inset:0;pointer-events:none}
.scene-labels span{position:absolute;left:0;top:0;font:600 11.5px/1 var(--f-mono);letter-spacing:.06em;color:#fff;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);padding:5px 8px;border-radius:999px;white-space:nowrap;will-change:transform}
.login-brand{position:absolute;top:calc(24px + env(safe-area-inset-top,0px));left:max(28px,env(safe-area-inset-left,0px));display:flex;align-items:center;gap:12px;z-index:3}
.login-brand .logo{width:46px;height:46px;border-radius:50%;box-shadow:0 0 0 3px rgba(255,255,255,.12)}
.login-brand b{font:800 24px/1 var(--f-display)}
.login-brand b span,.login-copy h1 span{color:color-mix(in srgb,var(--brand) 70%,#fff)}
.login-brand small{display:block;font:600 10px var(--f-mono);letter-spacing:.16em;text-transform:uppercase;opacity:.7;margin-top:4px}
.login-copy{position:absolute;left:max(28px,env(safe-area-inset-left,0px));right:28px;bottom:calc(32px + env(safe-area-inset-bottom,0px));z-index:3;max-width:560px;pointer-events:none}
.login-copy h1{font-size:clamp(30px,3.6vw,48px);font-weight:800;letter-spacing:-.03em;margin:10px 0 12px}
.login-copy p{opacity:.82;max-width:48ch}
.eyebrow.on-dark{color:#fff;opacity:.75}
.login-stats{display:flex;gap:28px;margin-top:20px;flex-wrap:wrap}
.login-stats b{display:block;font:800 24px/1 var(--f-display)}
.login-stats span{font-size:12.5px;opacity:.7}
.drag-hint{position:absolute;right:24px;top:calc(30px + env(safe-area-inset-top,0px));z-index:3;font-size:12px;opacity:.6;display:flex;gap:6px;align-items:center}
.login-form{position:relative;display:flex;align-items:center;justify-content:center;padding:calc(72px + env(safe-area-inset-top,0px)) max(24px,env(safe-area-inset-right,0px)) calc(32px + env(safe-area-inset-bottom,0px)) max(24px,env(safe-area-inset-left,0px));background:var(--surface)}
.login-form form{width:100%;max-width:400px;display:flex;flex-direction:column;gap:16px}
.login-form h2{font-size:32px;font-weight:800;letter-spacing:-.02em}
.login-tools{position:absolute;top:calc(20px + env(safe-area-inset-top,0px));right:max(20px,env(safe-area-inset-right,0px));display:flex;gap:8px;align-items:center}
.mobile-logo{display:none}
.demo-hint{display:flex;gap:10px;align-items:center;padding:11px 14px;border-radius:12px;background:var(--tint);font-size:13.5px;color:var(--ink)}
.demo-hint svg{color:var(--brand);flex:none}
.field-ic{position:relative}
.field-ic>svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:var(--muted);pointer-events:none}
.field-ic .input{padding-left:40px}
.field-ic .eye{position:absolute;right:6px;top:50%;transform:translateY(-50%);border:0;background:transparent;color:var(--muted);cursor:pointer;padding:8px;border-radius:8px}
.err{color:var(--brand);font-weight:600;font-size:13.5px}
.shake{animation:shake .4s}
@keyframes shake{20%,60%{transform:translateX(-6px)}40%,80%{transform:translateX(6px)}}
.switch{display:inline-flex;align-items:center;gap:10px;cursor:pointer;font-size:14px;user-select:none}
.switch input{position:absolute;opacity:0;width:1px;height:1px}
.switch span{width:38px;height:22px;border-radius:11px;background:var(--line);position:relative;transition:background .15s;flex:none}
.switch span::after{content:"";position:absolute;top:3px;left:3px;width:16px;height:16px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.25);transition:transform .15s}
.switch input:checked+span{background:var(--brand)}
.switch input:checked+span::after{transform:translateX(16px)}
.switch input:focus-visible+span{outline:3px solid color-mix(in srgb,var(--brand) 55%,transparent);outline-offset:2px}

/* ---------- accueil : tuiles de services ---------- */
.mods{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.mod-tile{position:relative;display:flex;flex-direction:column;gap:6px;padding:18px;border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--line);text-decoration:none;transition:transform .18s,box-shadow .18s,border-color .18s;min-height:132px}
.mod-tile:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:color-mix(in srgb,var(--brand) 40%,var(--line))}
.mod-tile .ico{width:42px;height:42px;border-radius:12px;background:var(--tint);color:var(--brand);display:grid;place-items:center;margin-bottom:6px}
.mod-tile b{font:700 16px var(--f-display)}
.mod-tile small{color:var(--muted);font-size:13px}
.mod-tile .go{position:absolute;right:14px;top:16px;color:var(--muted);transform:rotate(-90deg)}
.mod-tile.feat{background:linear-gradient(150deg,var(--brand),var(--brand-strong));border-color:transparent;color:#fff}
.mod-tile.feat .ico{background:rgba(255,255,255,.18);color:#fff}
.mod-tile.feat small,.mod-tile.feat .go{color:rgba(255,255,255,.85)}

/* ---------- personnes / entreprises ---------- */
.net{display:grid;grid-template-columns:300px minmax(0,1fr);gap:24px;align-items:start}
.people{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}
.person{position:relative;display:flex;flex-direction:column;align-items:center;text-align:center;gap:4px;padding:22px 16px}
.person b{margin-top:8px;font-size:15px}
.person small{color:var(--muted);font-size:13px}
.person small.co{color:var(--ink);font-weight:600}
.person .btn{margin-top:10px}
.person .why{margin-top:8px;font-size:12.5px;color:var(--brand);font-weight:600}
.person .x{position:absolute;top:10px;right:10px;width:30px;height:30px;border-radius:50%;border:0;background:var(--steel-light);color:var(--muted);display:grid;place-items:center;cursor:pointer}
.person .x.link{background:transparent;border:1px solid var(--line)}
.person .x.link.on{background:var(--brand);color:#fff;border-color:var(--brand)}
.pav{position:relative;width:84px;height:84px;border-radius:50%;display:grid;place-items:center;font:700 26px var(--f-display);color:#fff;background:linear-gradient(135deg,hsl(var(--h) 38% 52%),hsl(calc(var(--h) + 30) 42% 36%));flex:none}
.pav i{position:absolute;right:4px;bottom:4px;width:16px;height:16px;border-radius:50%;background:var(--ok);border:3px solid var(--surface)}
.pav.sm{width:38px;height:38px;font-size:13px}
.pav.xl{width:72px;height:72px;font-size:22px}
.mono-logo{display:grid;place-items:center;font:800 18px var(--f-display);color:hsl(var(--h) 55% 32%);background:hsl(var(--h) 60% 92%);flex:none;letter-spacing:-.02em}
:root[data-theme="dark"] .mono-logo{color:hsl(var(--h) 70% 80%);background:hsl(var(--h) 30% 20%)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .mono-logo{color:hsl(var(--h) 70% 80%);background:hsl(var(--h) 30% 20%)}}
.hscroll{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(200px,220px);gap:14px;overflow-x:auto;padding-bottom:6px;scroll-snap-type:x mandatory}
.hscroll>*{scroll-snap-align:start}
.ai-title{display:flex;align-items:center;gap:8px;color:var(--brand)}
.rdv-card{display:flex;flex-direction:column;gap:12px}
.rdv-card .ico,.ico-sq{width:44px;height:44px;border-radius:12px;background:var(--tint);color:var(--brand);display:grid;place-items:center;flex:none}
.company{display:flex;flex-direction:column;gap:12px}
.alpha{display:flex;flex-wrap:wrap;gap:4px}
.alpha button{min-width:34px;height:34px;border-radius:9px;border:1px solid var(--line);background:var(--surface);font:600 13px var(--f-mono);cursor:pointer}
.alpha button[aria-pressed="true"]{background:var(--brand);color:#fff;border-color:var(--brand)}
.alpha button:disabled{opacity:.35;cursor:default}

/* évènements */
.tabs{display:inline-flex;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:4px;gap:2px;flex-wrap:wrap}
.tabs button{border:0;background:transparent;border-radius:999px;padding:8px 16px;font-weight:700;font-size:13.5px;cursor:pointer;color:var(--muted)}
.tabs button[aria-pressed="true"]{background:var(--brand);color:#fff}
.session{display:grid;grid-template-columns:72px minmax(0,1fr) auto;gap:16px;align-items:center;padding:16px 0;border-top:1px solid var(--line)}
.session:first-child{border-top:0}
.session .when{display:flex;flex-direction:column;font-family:var(--f-mono);font-variant-numeric:tabular-nums}
.session .when b{font-size:17px}.session .when span{color:var(--muted);font-size:12.5px}
.session h4{font:700 16px/1.35 var(--f-body)}
.date{background:var(--tint);border-radius:12px;text-align:center;padding:8px 0;width:54px;flex:none}
.date b{display:block;font:800 22px/1 var(--f-display)}
.date span{font:600 11px var(--f-mono);text-transform:uppercase;color:var(--muted)}

/* boutiques */
.product{padding:0;overflow:hidden;display:flex;flex-direction:column}
.pimg{position:relative;aspect-ratio:4/3;max-width:100%;display:grid;place-items:center;color:#fff;background:radial-gradient(circle at 30% 25%,hsl(var(--h) 55% 62%),hsl(calc(var(--h) + 25) 50% 34%))}
.pimg svg{opacity:.9;filter:drop-shadow(0 6px 14px rgba(0,0,0,.25))}
.pimg .chip{position:absolute;top:12px;left:12px;background:var(--surface);color:var(--ink)}
.pbody{padding:16px;display:flex;flex-direction:column;gap:6px;flex:1}
.pbody h3{font-size:15.5px;line-height:1.3}
.pbody .btn{margin-top:auto}
.price{font:700 14.5px var(--f-body);color:var(--brand);margin:4px 0 8px}
.exhibitor{position:relative;display:flex;flex-direction:column;gap:8px;overflow:hidden;padding-top:0}
.exhibitor .banner{height:78px;margin:0 -22px;background:linear-gradient(120deg,hsl(var(--h) 45% 55%),var(--brand))}
.exhibitor .mono-logo{margin-top:-34px;border:4px solid var(--surface)}

/* cartes */
.split-map{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:20px;align-items:start}
.map-card{position:sticky;top:90px}
.map{width:100%;max-height:560px;display:block}
.map .pin{cursor:pointer;outline:none}
.map .pin circle{transition:r .2s}
.map .pin text{font:700 3.4px var(--f-body);fill:var(--ink);paint-order:stroke;stroke:var(--surface);stroke-width:.9px}
.map .pin:focus-visible circle{stroke:var(--ink)}
.note{font:600 10.5px var(--f-mono);letter-spacing:.1em;color:var(--muted);margin-top:8px}
.park{display:flex;flex-direction:column;gap:6px;text-align:left;cursor:pointer;color:var(--ink);font:inherit;width:100%}
.park.on{border-color:var(--brand);box-shadow:0 0 0 3px var(--tint)}

/* privilèges */
.coupon{display:flex;flex-direction:column;gap:10px;position:relative}
.coupon .big{font:800 48px/1 var(--f-display);color:var(--brand);margin:6px 0}
.coupon .big small{font-size:24px}
.coupon .code{display:flex;justify-content:space-between;align-items:center;border:2px dashed var(--line);border-radius:12px;padding:8px 8px 8px 14px;margin-top:auto}
.coupon .code span{font-weight:700;letter-spacing:.1em}

/* village */
.tier{display:flex;align-items:center;gap:14px;font-size:14px;font-family:var(--f-mono);text-transform:uppercase;letter-spacing:.12em;color:var(--muted);margin-bottom:14px}
.tier::after{content:"";flex:1;height:1px;background:var(--line)}
.partner{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;text-align:center;min-height:150px}
.partner.main{grid-column:1/-1;flex-direction:row;min-height:120px;gap:18px;background:var(--tint);border-color:transparent}
.partner.main b{font:800 26px var(--f-display)}
.logo.big{width:72px;height:72px;border-radius:50%}
.edition{padding:12px 0;border-top:1px solid var(--line)}
.edition:first-of-type{border-top:0}
.internship,.seminar{display:flex;flex-direction:column;gap:12px}

/* messagerie & notifications */
.inbox{display:grid;grid-template-columns:300px minmax(0,1fr);height:min(620px,calc(100vh - 220px));min-height:440px;overflow:hidden}
.threads{border-right:1px solid var(--line);overflow-y:auto;padding:8px}
.thread{display:flex;gap:10px;align-items:center;width:100%;padding:10px;border-radius:12px;border:0;background:transparent;cursor:pointer;color:var(--ink);font:inherit}
.thread:hover,.thread.on{background:var(--tint)}
.thread b{display:block;font-size:14px}
.thread small{display:block;color:var(--muted);font-size:12.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.badge{display:block;margin-top:4px;margin-left:auto;width:18px;height:18px;border-radius:50%;background:var(--brand);color:#fff;font:700 10.5px/18px var(--f-body);text-align:center;font-style:normal}
.conv{display:flex;flex-direction:column;min-width:0;min-height:0}
.conv-head{display:flex;align-items:center;gap:10px;padding:14px 18px;border-bottom:1px solid var(--line)}
.conv-body{flex:1;overflow-y:auto;padding:18px;display:flex;flex-direction:column;gap:10px}
.notif{display:flex;gap:14px;align-items:center;padding:16px 0;border-top:1px solid var(--line);text-decoration:none}
.notif:first-child{border-top:0}
.notif .ico{width:40px;height:40px;border-radius:12px;background:var(--steel-light);color:var(--muted);display:grid;place-items:center;flex:none}
.notif.unread .ico{background:var(--tint);color:var(--brand)}
.notif.unread{font-weight:600}
.notif small{display:block;color:var(--muted);font-weight:500;font-size:12.5px;margin-top:2px}
.dot-u{width:9px;height:9px;border-radius:50%;background:var(--brand);flex:none}
.theme-pick{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);background:var(--surface);border-radius:12px;padding:10px 14px;font-weight:600;cursor:pointer}
.theme-pick i{width:16px;height:16px;border-radius:50%}
.theme-pick[aria-pressed="true"]{border-color:var(--brand);box-shadow:0 0 0 3px var(--tint)}

/* modale */
.modal-wrap{position:fixed;inset:0;z-index:120;background:rgba(10,13,18,.5);display:grid;place-items:center;padding:16px;animation:fade .15s}
@keyframes fade{from{opacity:0}}
.modal{width:min(540px,100%);max-height:calc(100vh - 32px);overflow-y:auto;display:flex;flex-direction:column;gap:16px;box-shadow:0 30px 80px -20px rgba(0,0,0,.5)}

/* ---------- responsive v2 ---------- */
@media (max-width:1100px){
  .mods{grid-template-columns:repeat(3,minmax(0,1fr))}
  .net{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:900px){
  .mainnav{position:fixed;left:0;top:0;bottom:0;width:min(320px,88vw);z-index:75;transform:translateX(-105%);transition:transform .25s;border-right:1px solid var(--line);border-bottom:0;padding:calc(14px + env(safe-area-inset-top,0px)) 12px calc(14px + env(safe-area-inset-bottom,0px)) max(12px,env(safe-area-inset-left,0px));display:flex;flex-direction:column;gap:8px;overflow-y:auto;box-shadow:var(--shadow)}
  .mainnav.open{transform:none}
  .drawer-head{display:flex;justify-content:space-between;align-items:center;padding:0 4px 8px;border-bottom:1px solid var(--line)}
  .drawer-foot{display:flex;gap:8px;align-items:center;margin-top:auto;padding-top:12px;border-top:1px solid var(--line)}
  .mainnav-in,.mainnav.collapsed .mainnav-in{flex-direction:column;flex-wrap:nowrap;align-items:stretch;justify-content:flex-start;overflow:visible;max-width:none;margin:0}
  .navlink{border-radius:12px;padding:10px 12px}
  .navlink svg{display:inline}
  .navlink.on{background:var(--tint)}
  .navlink.on::after{display:none}
  .nav-collapse{display:none}
  .km-btn{margin-top:8px;pointer-events:none}
  .km-btn svg:last-child{display:none}
  .dd,.dd.open{position:static;transform:none;display:grid;grid-template-columns:1fr;width:auto;box-shadow:none;border:0;padding:4px 0}
  .scrim{z-index:72}
  .login{grid-template-columns:minmax(0,1fr)}
  .login-hero{min-height:0;height:min(52vh,460px)}
  .login-copy p,.login-stats,.drag-hint{display:none}
  .login-copy h1{font-size:26px;margin-bottom:0}
  .login-form{padding-top:28px}
  .login-tools{top:16px}
  .split-map{grid-template-columns:minmax(0,1fr)}
  .map-card{position:static}
  .inbox{grid-template-columns:minmax(0,1fr);height:auto}
  .threads{border-right:0;border-bottom:1px solid var(--line);max-height:220px}
  .conv-body{min-height:300px}
}
@media (max-width:600px){
  .mods{grid-template-columns:repeat(2,minmax(0,1fr))}
  .mod-tile{min-height:0;padding:14px}
  .mod-tile small,.mod-tile .go{display:none}
  .people,.hscroll{grid-auto-columns:minmax(170px,190px)}
  .people{grid-template-columns:repeat(2,minmax(0,1fr))}
  .pav{width:64px;height:64px;font-size:20px}
  .session{grid-template-columns:56px minmax(0,1fr)}
  .session .btn{grid-column:2;justify-self:start}
  .login-brand b{font-size:20px}
}
.net>div>section,.net>div{min-width:0}
@media (max-width:900px){.login-form{padding-top:76px}}
@media (max-width:1100px){.net>aside{order:2}}

/* =========================================================
   v3 — barre latérale ouvrable / réductible
   ========================================================= */
:root{--side:276px}
body.side-collapsed{--side:80px}
.nav-h{font:600 10.5px/1 var(--f-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:14px 12px 6px}
.side-toggle svg{transform:rotate(90deg);transition:transform .2s}
body.side-collapsed .side-toggle svg{transform:rotate(-90deg)}
.menu-btn{display:grid}
@media (min-width:901px){
  .mainnav{position:fixed;left:0;top:calc(var(--top) + env(safe-area-inset-top,0px));bottom:0;width:var(--side);padding:8px 12px calc(12px + env(safe-area-inset-bottom,0px)) max(12px,env(safe-area-inset-left,0px));border-right:1px solid var(--line);border-bottom:0;display:flex;flex-direction:column;gap:6px;overflow-y:auto;overflow-x:hidden;transition:width .25s ease;scrollbar-width:thin}
  .mainnav-in{flex-direction:column;flex-wrap:nowrap;align-items:stretch;justify-content:flex-start;max-width:none;margin:0;gap:2px}
  .navlink{border-radius:12px;padding:10px 12px;justify-content:flex-start;width:100%}
  .navlink svg{display:inline;flex:none}
  .navlink span{overflow:hidden;text-overflow:ellipsis}
  .navlink.on{background:var(--tint);color:var(--brand)}
  .navlink.on::after{display:none}
  .km-btn{background:transparent;color:var(--muted)}
  .km-btn.on{background:var(--tint);color:var(--brand)}
  .km-btn svg:last-child{margin-left:auto}
  .dd{position:static;transform:none;width:auto;box-shadow:none;border:0;padding:2px 0 2px 8px;grid-template-columns:1fr;gap:2px;background:transparent}
  .dd a{padding:8px 10px}
  .dd .ico{width:30px;height:30px;border-radius:9px}
  .dd small{display:none}
  .dd b{font-weight:600;font-size:13.5px}
  .drawer-foot{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:auto;padding-top:12px;border-top:1px solid var(--line)}
  .side-toggle{width:100%;justify-content:flex-start}
  main#view{margin-left:var(--side);transition:margin-left .25s ease}
  .tabbar{display:none}
  /* replié : icônes seules */
  body.side-collapsed .mainnav{padding-left:12px;padding-right:12px}
  body.side-collapsed .navlink{justify-content:center;padding:11px 0}
  body.side-collapsed .navlink span,body.side-collapsed .nav-h,body.side-collapsed .km-btn svg:last-child,body.side-collapsed .dd,body.side-collapsed .drawer-foot .brand-switch,body.side-collapsed [data-logout] span{display:none}
  body.side-collapsed .nav-h{display:block;height:1px;background:var(--line);margin:10px 6px;font-size:0}
  body.side-collapsed .drawer-foot{flex-direction:column}
  body.side-collapsed .side-toggle{justify-content:center}
  body.side-collapsed .side-toggle span{display:none}
  body.auth-mode main#view{margin-left:0}
}
@media (min-width:901px) and (max-width:1180px){
  body:not(.side-collapsed) .mods{grid-template-columns:repeat(2,minmax(0,1fr))}
  body:not(.side-collapsed) .g4{grid-template-columns:repeat(2,minmax(0,1fr))}
}

/* =========================================================
   v3 — photos (générées avec ChatGPT)
   ========================================================= */
.mod-tile.photo{overflow:hidden;color:#fff;border-color:transparent;min-height:170px;justify-content:flex-end;background:linear-gradient(150deg,var(--brand),var(--brand-strong))}
.mod-tile.photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease;z-index:0}
.mod-tile.photo::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(10,13,18,.05) 20%,rgba(10,13,18,.82)),linear-gradient(0deg,color-mix(in srgb,var(--brand) 35%,transparent),transparent 60%)}
.mod-tile.photo>*:not(img){position:relative;z-index:2}
.mod-tile.photo .go{position:absolute;z-index:2}
.mod-tile.photo .ico{background:rgba(255,255,255,.16);color:#fff;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);position:absolute;top:14px;left:14px;margin:0}
.mod-tile.photo small,.mod-tile.photo .go{color:rgba(255,255,255,.85)}
.mod-tile.photo:hover img{transform:scale(1.06)}
.page-head.has-banner{position:relative;overflow:hidden;border-radius:24px;padding:clamp(22px,4vw,40px);min-height:220px;align-items:flex-end;color:#fff;background:#0A0D12;isolation:isolate}
.page-head.has-banner .banner-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.page-head.has-banner::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(10,13,18,.88),rgba(10,13,18,.45) 60%,rgba(10,13,18,.15)),linear-gradient(0deg,color-mix(in srgb,var(--brand) 30%,transparent),transparent 70%)}
.page-head.has-banner h1{color:#fff;font-size:clamp(28px,3.6vw,42px)}
.page-head.has-banner p,.page-head.has-banner .crumbs,.page-head.has-banner .crumbs a{color:rgba(255,255,255,.82)}
.page-head.has-banner .chip{background:rgba(255,255,255,.16);color:#fff}
.pimg img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.pimg img+svg{display:none}
.pimg .chip{z-index:1}
@media (max-width:600px){.mod-tile.photo{min-height:140px}.page-head.has-banner{min-height:180px}}