:root{
  --bg:#f4f5f9;--card:#fff;--ink:#14172b;--muted:#6b7280;--line:#e5e7ef;--brand:#4f46e5;--brand-d:#4338ca;--brand-l:#eef2ff;
  --ok:#15803d;--ok-bg:#dcfce7;--ko:#b91c1c;--ko-bg:#fee2e2;--warn:#b45309;--warn-bg:#fef3c7;--info-bg:#e0e7ff;--r:12px;
  --shadow:0 1px 2px rgba(16,24,40,.06),0 4px 14px rgba(16,24,40,.05);
}
*{box-sizing:border-box}
html,body{margin:0}
body{font:15px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--ink)}
a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}
h1{font-size:24px;margin:0 0 4px;line-height:1.25}h2{font-size:20px;margin:0 0 10px}h3{font-size:15px;margin:18px 0 8px}
code{background:#eef0f6;padding:1px 6px;border-radius:5px;font-size:.9em}
.muted{color:var(--muted)}.small{font-size:13px}.r{text-align:right}
hr{border:none;border-top:1px solid var(--line);margin:16px 0}
.logo{display:inline-grid;place-items:center;background:var(--brand);color:#fff;font-weight:800;font-size:12px;letter-spacing:.5px;border-radius:9px;width:36px;height:36px}
.logo.big{width:56px;height:56px;font-size:17px;border-radius:14px;margin:0 auto 10px}

/* ===== topbar admin ===== */
.topbar{display:flex;align-items:center;gap:20px;background:#fff;border-bottom:1px solid var(--line);padding:10px 24px;position:sticky;top:0;z-index:20;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:700}.brand:hover{text-decoration:none}
.topbar nav{display:flex;gap:4px;flex:1;overflow-x:auto}
.topbar nav a{padding:8px 14px;border-radius:9px;color:#444a63;font-weight:600;white-space:nowrap}
.topbar nav a:hover{background:var(--bg);text-decoration:none}.topbar nav a.active{background:var(--brand-l);color:var(--brand)}
.usr{display:flex;gap:12px;align-items:center;font-size:13px;color:var(--muted)}
.dot{background:#ef4444;color:#fff;border-radius:99px;font-size:11px;padding:1px 7px;font-weight:700;margin-left:3px}
.wrap{max-width:1280px;margin:0 auto;padding:24px}.wrap.narrow{max-width:760px}
.page-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:18px;flex-wrap:wrap}
.head-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.crumbs{margin-bottom:8px;font-size:13px}

/* ===== composants ===== */
.card{background:var(--card);border-radius:var(--r);box-shadow:var(--shadow);padding:18px 20px;margin-bottom:16px}
.card.empty{text-align:center;padding:40px;color:var(--muted)}
p.empty{text-align:center;color:var(--muted);padding:30px}
.table-card{padding:0;overflow:hidden}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line);background:#fff;color:var(--ink);padding:9px 16px;border-radius:10px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none;white-space:nowrap}
.btn:hover{background:#f7f8fc;text-decoration:none}
.btn.sm{padding:5px 11px;font-size:13px;border-radius:8px}.btn.lg{padding:13px 24px;font-size:16px;border-radius:12px}.btn.block{display:flex;width:100%}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn.primary:hover{background:var(--brand-d)}
.btn.ok,.btn.success{background:#16a34a;border-color:#16a34a;color:#fff}.btn.ok:hover,.btn.success:hover{background:#15803d}
.btn.warn{background:#fff7ed;border-color:#fdba74;color:#9a3412}.btn.warn:hover{background:#ffedd5}
.btn.danger{background:#dc2626;border-color:#dc2626;color:#fff}.btn.danger:hover{background:#b91c1c}
.btn.danger-o{background:#fff;border-color:#fca5a5;color:#b91c1c}.btn.danger-o:hover{background:#fef2f2}
form.inline{display:inline}
.badge{display:inline-block;padding:3px 10px;border-radius:99px;font-size:12px;font-weight:700;white-space:nowrap}
.b-pending{background:var(--warn-bg);color:var(--warn)}.b-approved{background:var(--ok-bg);color:var(--ok)}
.b-rejected{background:var(--ko-bg);color:var(--ko)}.b-printed{background:#dbeafe;color:#1d4ed8}
.b-superseded{background:#e5e7eb;color:#4b5563}.b-overdue{background:#ef4444;color:#fff}.b-new{background:var(--brand);color:#fff}
.flash{padding:11px 16px;border-radius:10px;margin-bottom:14px;font-weight:500}
.f-ok{background:var(--ok-bg);color:var(--ok)}.f-err{background:var(--ko-bg);color:var(--ko)}.f-warn{background:var(--warn-bg);color:var(--warn)}
label{display:block;font-weight:600;font-size:13px;margin:12px 0 0}
label.check{display:flex;gap:8px;align-items:center;font-weight:500;font-size:14px;margin-top:10px}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=search],input:not([type]),select,textarea{display:block;width:100%;margin-top:5px;padding:10px 12px;border:1px solid #d3d7e4;border-radius:10px;font:inherit;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:2px solid var(--brand);outline-offset:-1px;border-color:var(--brand)}
input[type=checkbox],input[type=radio]{width:auto;margin:0}
input[type=file]{margin:6px 0;font:inherit}
textarea{resize:vertical}
.hint{display:block;font-weight:400;color:var(--muted);font-size:12px;margin-top:3px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}
.grid4{display:grid;grid-template-columns:1fr 1fr 1fr auto;gap:10px;align-items:start;margin-top:12px}
.inline-form{display:flex;gap:10px}.inline-form input{margin:0}
.form-card{max-width:860px}.form-card h3:first-child{margin-top:0}
.row-actions{display:flex;gap:10px;margin-top:16px}
.seg{display:flex;gap:18px;margin:6px 0 4px;flex-wrap:wrap}.seg label{display:flex;gap:8px;align-items:center;font-weight:500;font-size:14px;margin:0}

/* zone de dépôt */
.drop{position:relative;display:flex;flex-direction:column;align-items:center;gap:4px;padding:34px 20px;border:2px dashed #b9bfe0;border-radius:14px;background:var(--brand-l);cursor:pointer;margin:0;text-align:center;transition:.15s}
.drop:hover,.drop.over{background:#e0e7ff;border-color:var(--brand)}.drop.has{background:var(--ok-bg);border-color:#4ade80}
.drop input{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%;height:100%;margin:0}
.drop-ico{font-size:34px}.drop-t{font-size:16px;font-weight:700;color:var(--ink)}.drop-s{font-size:12px;color:var(--muted);font-weight:400}

/* ===== tableau de bord ===== */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:18px}
.stat{background:#fff;border-radius:var(--r);box-shadow:var(--shadow);padding:16px 18px;color:var(--ink);border-left:5px solid #ccc;display:flex;flex-direction:column}
.stat:hover{text-decoration:none;transform:translateY(-1px)}
.stat b{font-size:30px;line-height:1.1}.stat span{color:var(--muted);font-size:13px}
.s-pending{border-color:#f59e0b}.s-approved{border-color:#22c55e}.s-rejected{border-color:#ef4444}.s-printed{border-color:#3b82f6}
.toolbar{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:12px;flex-wrap:wrap}
.tabs{display:flex;gap:4px;background:#e9ebf4;padding:4px;border-radius:11px;flex-wrap:wrap}
.tabs a{padding:7px 14px;border-radius:8px;color:#444a63;font-weight:600;font-size:14px}.tabs a:hover{text-decoration:none;background:#f3f4fa}
.tabs a.active{background:#fff;color:var(--brand);box-shadow:0 1px 3px rgba(0,0,0,.1)}
.search input{margin:0;min-width:260px}
.tbl{width:100%;border-collapse:collapse}
.tbl th{text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.4px;color:var(--muted);padding:11px 16px;background:#fafbfe;border-bottom:1px solid var(--line)}
.tbl td{padding:12px 16px;border-bottom:1px solid var(--line);vertical-align:top}
.tbl tr:last-child td{border-bottom:none}
.tbl tr.is-new{background:#f5f6ff}
.tbl .title{font-weight:700;color:var(--ink)}.sub{font-size:12px;color:var(--muted);margin-top:2px}.sub.reason{color:#9f1239;font-style:italic}
.tbl .actions{white-space:nowrap}.tbl .actions>*{margin-left:4px}

/* ===== fiche BAT ===== */
.bat-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:18px;align-items:start}
.bat-side .card h3:first-child{margin-top:0}
.decision{padding:14px 18px;border-radius:12px;margin-bottom:14px}
.decision blockquote{margin:8px 0 0;padding-left:12px;border-left:3px solid currentColor;font-style:italic}
.d-rejected{background:var(--ko-bg);color:#7f1d1d}.d-approved{background:var(--ok-bg);color:#14532d}
.kv{display:grid;grid-template-columns:90px 1fr;gap:6px 10px;margin:0;font-size:13px}.kv dt{color:var(--muted)}.kv dd{margin:0;word-break:break-word}
.vers{list-style:none;margin:0;padding:0}.vers li{display:flex;justify-content:space-between;align-items:center;padding:7px 8px;border-radius:8px}.vers li.cur{background:var(--brand-l)}
.timeline{list-style:none;margin:0;padding:0 0 0 12px;border-left:2px solid var(--line)}.timeline li{margin:0 0 12px;padding-left:8px;font-size:13px}
.auto-rem{display:flex;gap:6px;align-items:center;flex-wrap:wrap;margin-top:12px;font-size:13px}.auto-rem input[type=number]{margin:0}
.danger-zone{text-align:right}
.mailframe{width:100%;height:560px;border:1px solid var(--line);border-radius:8px}

/* ===== visionneuse PDF ===== */
.pv{display:flex;flex-direction:column;background:#e3e6ef;border-radius:var(--r);overflow:hidden;height:78vh;min-height:420px;box-shadow:var(--shadow)}
.pv-toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px;background:#fff;border-bottom:1px solid var(--line);padding:8px 12px;flex-wrap:wrap}
.pv-group{display:flex;gap:6px;align-items:center}
.pv-zoom{min-width:48px;text-align:center;font-weight:700;font-size:13px}.pv-pageinfo{font-size:13px;color:var(--muted);font-weight:600}
.tb{border:1px solid var(--line);background:#fff;border-radius:8px;padding:7px 12px;font:inherit;font-weight:600;font-size:14px;cursor:pointer;color:var(--ink)}
.tb:hover{background:#f3f4fa}.tb.on{background:#fde047;border-color:#eab308}
.tb-note{background:#fef9c3;border-color:#facc15}.tb-note.on{background:#facc15}
.tb b{background:#e5e7eb;border-radius:99px;padding:0 7px;font-size:12px;margin-left:3px}
.pv-body{display:flex;flex:1;min-height:0;position:relative}
.pv-scroll{flex:1;overflow:auto;padding:18px;-webkit-overflow-scrolling:touch}
.pv-pages{display:flex;flex-direction:column;align-items:center;gap:16px;min-width:min-content}
.pv-loading{padding:60px;color:var(--muted)}
.pv-page{position:relative;background:#fff;box-shadow:0 2px 12px rgba(0,0,0,.18);flex:none}
.pv-page canvas{display:block;width:100%;height:100%}
.pv-layer{position:absolute;inset:0}
.pv.adding .pv-layer{cursor:crosshair;background:rgba(250,204,21,.05)}
.pv-side{width:300px;background:#fff;border-left:1px solid var(--line);display:flex;flex-direction:column}
.pv-side-head{display:flex;justify-content:space-between;align-items:center;padding:10px 14px;border-bottom:1px solid var(--line)}
.pv-side-head .tb{display:none}
.pv-list{overflow:auto;padding:10px;display:flex;flex-direction:column;gap:8px}
.pv-empty{color:var(--muted);font-size:13px;padding:10px}
.pv-item{background:#fef9c3;border:1px solid #fde047;border-radius:9px;padding:8px 10px;font-size:13px;cursor:pointer}
.pv-item:hover{background:#fef08a}.pv-item small{color:#854d0e;display:block;margin-bottom:2px;font-weight:700}
.pv-note{position:absolute;transform:translate(-50%,-100%);z-index:3}
.pv-pin{display:grid;place-items:center;width:28px;height:28px;background:#facc15;border:2px solid #ca8a04;border-radius:7px 7px 7px 2px;font-weight:800;font-size:13px;color:#422006;cursor:pointer;box-shadow:0 2px 6px rgba(0,0,0,.3)}
.pv-note.open{z-index:6}
.pv-card{position:absolute;top:calc(100% + 6px);left:-14px;width:272px;max-width:70vw;background:#fffbd1;border:1px solid #eab308;border-radius:10px;padding:10px;box-shadow:0 8px 24px rgba(0,0,0,.25);transform:none}
.pv-note.flip .pv-card{left:auto;right:-14px}
.pv-card textarea{margin:0 0 8px;min-height:80px;background:#fff}
.pv-card p{margin:0 0 8px;white-space:pre-wrap;word-break:break-word;font-size:14px}
.pv-card .meta{font-size:11px;color:#854d0e;margin-bottom:6px;font-weight:700}
.pv-card .row{display:flex;gap:6px;justify-content:flex-end}
.pv-card .btn{padding:5px 10px;font-size:13px}
.viewer-box .pv{height:80vh}

/* ===== interface client ===== */
body.client{background:#e9ebf4;min-height:100vh;display:flex;flex-direction:column}
.c-top{display:flex;justify-content:space-between;align-items:center;gap:14px;background:#fff;padding:12px 24px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.c-brand{display:flex;gap:12px;align-items:center;min-width:0}.c-titles{min-width:0}
.c-company{font-size:12px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.5px}
.c-title{font-size:19px;font-weight:800;overflow:hidden;text-overflow:ellipsis}
.c-ver{background:var(--brand-l);color:var(--brand);font-size:12px;padding:2px 8px;border-radius:99px;vertical-align:middle}
.c-actions{display:flex;gap:10px}
.c-banner{padding:12px 24px;display:flex;gap:10px;flex-wrap:wrap;align-items:baseline;font-size:15px}
.c-banner.ok{background:var(--ok-bg);color:#14532d}.c-banner.ko{background:var(--ko-bg);color:#7f1d1d}.c-banner.warn{background:var(--warn-bg);color:#78350f}.c-banner.info{background:var(--info-bg);color:#312e81}
.c-main{flex:1;padding:14px 20px 0;display:flex;flex-direction:column;min-height:0}
.c-main .pv{flex:1;height:calc(100vh - 150px);min-height:480px}
.c-foot{text-align:center;padding:12px;font-size:13px;color:var(--muted)}
body.portal .bat-row{display:flex;justify-content:space-between;align-items:center;gap:14px;color:var(--ink)}
body.portal .bat-row:hover{text-decoration:none;box-shadow:0 4px 18px rgba(79,70,229,.18)}
body.portal .bat-row.todo{border-left:5px solid #f59e0b}
body.portal .right{display:flex;gap:10px;align-items:center;flex-wrap:wrap;justify-content:flex-end}
.modal{position:fixed;inset:0;background:rgba(15,18,40,.55);display:grid;place-items:center;z-index:100;padding:16px}
.modal[hidden]{display:none}
.modal-box{background:#fff;border-radius:16px;padding:26px;width:100%;max-width:520px;max-height:92vh;overflow:auto;box-shadow:0 20px 60px rgba(0,0,0,.35)}
.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px;flex-wrap:wrap}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.chip{border:1px solid #d3d7e4;background:#f8f9fd;border-radius:99px;padding:6px 12px;font:inherit;font-size:13px;cursor:pointer}.chip:hover{background:var(--brand-l);border-color:var(--brand)}

/* ===== pages centrées ===== */
body.center-page{min-height:100vh;display:grid;place-items:center;padding:20px}
.login{width:100%;max-width:400px;text-align:center}.login form,.login label{text-align:left}.login h1{text-align:center}
.login .btn{margin-top:18px}

/* ===== responsive ===== */
@media (max-width:980px){
  .bat-layout{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:760px){
  body{font-size:16px}
  .wrap{padding:14px}.topbar{padding:8px 12px;gap:8px}.usr span{display:none}
  .grid2,.grid4{grid-template-columns:1fr}
  .search,.search input{width:100%;min-width:0}
  table.responsive thead{display:none}
  table.responsive,table.responsive tbody,table.responsive tr,table.responsive td{display:block;width:100%}
  table.responsive tr{padding:12px 14px;border-bottom:8px solid var(--bg)}
  table.responsive td{padding:3px 0;border:none;display:flex;gap:10px;justify-content:space-between}
  table.responsive td[data-l]:not([data-l=""])::before{content:attr(data-l);color:var(--muted);font-size:12px;min-width:84px;flex:none}
  table.responsive td>*:not(.sub){text-align:right}
  table.responsive td.actions{justify-content:flex-end;padding-top:8px;flex-wrap:wrap}
  .c-top{padding:10px 14px}.c-title{font-size:16px}
  .c-actions{position:fixed;left:0;right:0;bottom:0;background:#fff;border-top:1px solid var(--line);padding:10px 12px;z-index:40;gap:8px}
  .c-actions .btn{flex:1;padding:14px 8px}
  body.client{padding-bottom:78px}
  .c-main{padding:8px 8px 0}.c-main .pv{height:calc(100vh - 230px)}
  .pv{border-radius:10px}.pv-scroll{padding:8px}
  .pv-side{position:absolute;right:0;top:0;bottom:0;width:86%;max-width:340px;z-index:8;transform:translateX(105%);transition:.2s;box-shadow:-8px 0 24px rgba(0,0,0,.2)}
  .pv.side-open .pv-side{transform:none}
  .pv-side-head .tb{display:block}
  .pv-card{width:210px}
}
@media (min-width:761px){#pv-sidetoggle{display:none}.pv.no-notes .pv-side{display:none}}