:root{
  --bg:#0a1628;
  --bg-soft:#0d1c33;
  --surface:#111f38;
  --surface-2:#16294a;
  --surface-3:#1c3258;
  --border:rgba(140,170,230,0.14);
  --border-soft:rgba(140,170,230,0.08);
  --text:#e8edf7;
  --text-dim:#8b9bbd;
  --text-faint:#5d6e8f;
  --accent:#5e9eff;
  --accent-dim:#2f4f8f;
  --accent-glow:rgba(94,158,255,0.35);
  --good:#34d399;
  --warn:#fbbf24;
  --danger:#f87171;
  --radius:14px;
  --radius-sm:9px;
}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html,body{height:100%}
body{
  background:
    radial-gradient(circle at 15% -10%, rgba(94,158,255,0.10), transparent 45%),
    radial-gradient(circle at 100% 0%, rgba(94,158,255,0.06), transparent 40%),
    var(--bg);
  color:var(--text);
  font-family:'Inter',system-ui,sans-serif;
  min-height:100vh;
}
a{color:inherit;text-decoration:none}
.shell{display:grid;grid-template-columns:240px 1fr;min-height:100vh}

.sidebar{background:var(--bg-soft);border-right:1px solid var(--border-soft);padding:22px 16px;display:flex;flex-direction:column;gap:26px}
.brand{display:flex;align-items:center;gap:10px;padding:0 6px}
.brand img{width:30px;height:30px}
.brand span{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:1.15rem;letter-spacing:0.2px}
.brand small{display:block;color:var(--text-faint);font-size:0.65rem;font-weight:500;letter-spacing:0.4px;text-transform:uppercase;margin-top:1px}

.nav-group{display:flex;flex-direction:column;gap:2px}
.nav-label{font-size:0.68rem;color:var(--text-faint);text-transform:uppercase;letter-spacing:0.6px;padding:0 10px;margin-bottom:6px;font-weight:600}
.nav-item{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:var(--radius-sm);color:var(--text-dim);font-size:0.88rem;font-weight:500;cursor:pointer;transition:background .15s, color .15s}
.nav-item:hover{background:var(--surface-2);color:var(--text)}
.nav-item.active{background:var(--surface-2);color:var(--accent)}
.nav-item .dot{width:7px;height:7px;border-radius:50%;flex-shrink:0}
.nav-item.drag-over{background:var(--surface-2);box-shadow:0 0 0 1px var(--accent-dim) inset}

.storage-card{margin-top:auto;background:var(--surface);border:1px solid var(--border-soft);border-radius:var(--radius);padding:14px}
.storage-card .label{font-size:0.72rem;color:var(--text-dim);display:flex;justify-content:space-between;margin-bottom:8px}
.storage-bar{height:5px;border-radius:4px;background:var(--surface-3);overflow:hidden}
.storage-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--accent),#8fb4ff);border-radius:4px}

.main{padding:24px 30px 100px;max-width:1180px}
.topbar{display:flex;align-items:center;gap:14px;margin-bottom:26px;flex-wrap:wrap}
.search-wrap{flex:1;min-width:220px;display:flex;align-items:center;gap:9px;background:var(--surface);border:1px solid var(--border);border-radius:11px;padding:10px 14px;transition:border-color .15s, box-shadow .15s}
.search-wrap:focus-within{border-color:var(--accent-dim);box-shadow:0 0 0 3px rgba(94,158,255,0.10)}
.search-wrap svg{flex-shrink:0;opacity:.55}
.search-wrap input{background:none;border:none;outline:none;color:var(--text);font-size:0.9rem;width:100%;font-family:inherit}
.search-wrap input::placeholder{color:var(--text-faint)}

.btn{display:inline-flex;align-items:center;gap:7px;padding:10px 16px;border-radius:11px;border:none;font-family:inherit;font-size:0.87rem;font-weight:600;cursor:pointer;transition:transform .12s, box-shadow .12s, background .15s;white-space:nowrap}
.btn:active{transform:scale(.96)}
.btn-primary{background:linear-gradient(135deg,var(--accent),#3f76d6);color:#06101f;box-shadow:0 6px 18px -6px var(--accent-glow)}
.btn-primary:hover{box-shadow:0 8px 22px -6px var(--accent-glow)}
.btn-ghost{background:var(--surface);border:1px solid var(--border);color:var(--text-dim)}
.btn-ghost:hover{color:var(--text);border-color:var(--accent-dim)}
.btn-block{width:100%;justify-content:center}
.btn-sm{padding:7px 12px;font-size:0.78rem}

.crumbs{display:flex;align-items:center;gap:8px;color:var(--text-dim);font-size:0.83rem;margin-bottom:18px;flex-wrap:wrap}
.crumbs b{color:var(--text);font-weight:600}
.crumbs .sep{opacity:.4}

h1{font-family:'Space Grotesk',sans-serif;font-size:1.4rem;font-weight:600;margin-bottom:4px}
.sub{color:var(--text-dim);font-size:0.85rem;margin-bottom:20px}

.section-head{display:flex;align-items:center;justify-content:space-between;margin:28px 0 14px}
.section-head h2{font-size:0.95rem;font-weight:600;color:var(--text-dim);text-transform:uppercase;letter-spacing:0.5px}
.section-head h2 .count{color:var(--text-faint);font-weight:500;text-transform:none;letter-spacing:0}

.folder-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(165px,1fr));gap:14px}
.folder-card{position:relative;background:var(--surface);border:1px solid var(--border-soft);border-radius:var(--radius);padding:16px 16px 14px;cursor:grab;transition:transform .15s, border-color .15s, background .15s;overflow:hidden}
.folder-card::before{content:'';position:absolute;inset:0 0 auto 0;height:3px;background:var(--fc,var(--accent))}
.folder-card:hover{transform:translateY(-2px);border-color:var(--border);background:var(--surface-2)}
.folder-card.drag-over{border-color:var(--fc,var(--accent));background:var(--surface-2);box-shadow:0 0 0 2px var(--fc,var(--accent)) inset}
.folder-card.dragging{opacity:.4}
.folder-open{display:block}
.folder-icon{width:38px;height:30px;border-radius:6px 8px 8px 8px;background:var(--fc,var(--accent));position:relative;margin-bottom:14px;box-shadow:0 6px 14px -6px var(--fc,var(--accent-glow))}
.folder-icon::before{content:'';position:absolute;top:-6px;left:0;width:16px;height:8px;background:var(--fc,var(--accent));border-radius:4px 4px 0 0}
.folder-name{font-size:0.9rem;font-weight:600;margin-bottom:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.folder-meta{font-size:0.74rem;color:var(--text-faint);font-family:'JetBrains Mono',monospace}
.folder-lock{position:absolute;top:14px;right:14px;opacity:.35;transition:opacity .15s}
.folder-card:hover .folder-lock{opacity:.7}

.doc-list{display:flex;flex-direction:column;gap:6px}
.doc-row{display:grid;grid-template-columns:34px 1fr auto auto auto;align-items:center;gap:12px;padding:11px 14px;border-radius:var(--radius-sm);background:var(--surface);border:1px solid var(--border-soft);cursor:grab;transition:background .15s, border-color .15s}
.doc-row:hover{background:var(--surface-2);border-color:var(--border)}
.doc-row.dragging{opacity:.4}
.doc-ico{width:34px;height:34px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:0.65rem;font-weight:700;font-family:'JetBrains Mono',monospace;letter-spacing:0.3px}
.doc-name{font-size:0.87rem;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.doc-meta{font-size:0.76rem;color:var(--text-faint);font-family:'JetBrains Mono',monospace;text-align:right}
.doc-tag{font-size:0.7rem;padding:3px 9px;border-radius:20px;font-weight:600;white-space:nowrap}
.doc-del{background:none;border:none;color:var(--text-faint);cursor:pointer;padding:6px;border-radius:7px;display:flex}
.doc-del:hover{color:var(--danger);background:rgba(248,113,113,0.1)}

.empty{display:none;flex-direction:column;align-items:center;text-align:center;padding:50px 20px;color:var(--text-faint)}
.empty.show{display:flex}
.empty svg{margin-bottom:14px;opacity:.4}
.empty p{font-size:0.85rem}

.bottom-nav{display:none}

.modal-bg{position:fixed;inset:0;background:rgba(5,10,20,0.6);backdrop-filter:blur(3px);display:none;align-items:flex-end;justify-content:center;z-index:50}
.modal-bg.show{display:flex}
.modal{background:var(--surface);border:1px solid var(--border);border-radius:18px 18px 0 0;width:100%;max-width:420px;padding:22px 20px 26px;animation:slideUp .22s ease}
@media(min-width:640px){.modal-bg{align-items:center}.modal{border-radius:18px;margin-bottom:0}}
@keyframes slideUp{from{transform:translateY(30px);opacity:0}to{transform:translateY(0);opacity:1}}
.modal h3{font-family:'Space Grotesk',sans-serif;font-size:1.05rem;margin-bottom:18px}
.field{margin-bottom:16px}
.field label{display:block;font-size:0.78rem;color:var(--text-dim);margin-bottom:7px;font-weight:500}
.field small{display:block;color:var(--text-faint);font-size:0.72rem;margin-top:6px}
.field input[type=text],.field input[type=email],.field input[type=password]{width:100%;background:var(--bg-soft);border:1px solid var(--border);border-radius:9px;padding:11px 13px;color:var(--text);font-family:inherit;font-size:0.88rem;outline:none}
.field input:focus{border-color:var(--accent-dim)}
.swatches{display:flex;gap:9px;flex-wrap:wrap}
.swatch{width:30px;height:30px;border-radius:9px;cursor:pointer;border:2px solid transparent;transition:transform .12s}
.swatch.selected{border-color:#fff;transform:scale(1.08)}
.modal-actions{display:flex;gap:10px;margin-top:20px}
.modal-actions .btn{flex:1;justify-content:center}

.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);background:var(--surface-2);border:1px solid var(--border);padding:11px 18px;border-radius:11px;font-size:0.82rem;opacity:0;pointer-events:none;transition:opacity .2s, transform .2s;z-index:60}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

.auth-body{display:flex;align-items:center;justify-content:center;padding:20px}
.auth-card{width:100%;max-width:380px;background:var(--surface);border:1px solid var(--border-soft);border-radius:18px;padding:30px 26px}
.auth-brand{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.auth-brand img{width:32px;height:32px}
.auth-brand span{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:1.3rem}
.auth-sub{color:var(--text-dim);font-size:0.85rem;margin-bottom:22px}
.auth-foot{text-align:center;margin-top:18px;font-size:0.82rem;color:var(--text-dim)}
.auth-foot a{color:var(--accent);font-weight:600}

.alert{padding:11px 14px;border-radius:10px;font-size:0.82rem;margin-bottom:16px}
.alert-danger{background:rgba(248,113,113,0.1);color:var(--danger);border:1px solid rgba(248,113,113,0.25)}
.alert-success{background:rgba(52,211,153,0.1);color:var(--good);border:1px solid rgba(52,211,153,0.25)}

.user-table{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--border-soft);border-radius:var(--radius);overflow:hidden}
.user-table th,.user-table td{padding:12px 14px;text-align:left;font-size:0.85rem;border-bottom:1px solid var(--border-soft)}
.user-table th{color:var(--text-faint);font-weight:600;font-size:0.72rem;text-transform:uppercase;letter-spacing:0.4px}
.user-table select{background:var(--bg-soft);color:var(--text);border:1px solid var(--border);border-radius:7px;padding:6px 9px;font-family:inherit;font-size:0.82rem}
.inline-form{display:inline-block}
.mail-card{display:flex;align-items:center;justify-content:space-between;gap:14px;background:var(--surface);border:1px solid var(--border-soft);border-radius:var(--radius);padding:14px 16px;margin-bottom:10px;flex-wrap:wrap}

.dropzone-active::after{content:'Dépose pour importer';position:fixed;inset:0;background:rgba(10,22,40,0.85);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;font-family:'Space Grotesk',sans-serif;font-size:1.2rem;color:var(--accent);z-index:70;border:3px dashed var(--accent-dim);margin:14px}

@media(max-width:880px){
  .shell{grid-template-columns:1fr}
  .sidebar{display:none}
  .main{padding:18px 16px 90px}
  .bottom-nav{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:40;background:rgba(13,28,51,0.92);backdrop-filter:blur(14px);border-top:1px solid var(--border-soft);padding:10px 14px calc(10px + env(safe-area-inset-bottom));justify-content:space-around}
  .bn-item{display:flex;flex-direction:column;align-items:center;gap:4px;color:var(--text-faint);font-size:0.62rem;font-weight:600;cursor:pointer}
  .bn-item.active{color:var(--accent)}
  .bn-item.fab{width:48px;height:48px;border-radius:50%;margin-top:-26px;background:linear-gradient(135deg,var(--accent),#3f76d6);display:flex;align-items:center;justify-content:center;color:#06101f;box-shadow:0 8px 20px -6px var(--accent-glow);cursor:pointer}
  .topbar{gap:10px}
  .btn-add-text{display:none}
  .doc-meta{display:none}
  .folder-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr))}
}
@media(max-width:380px){.folder-grid{grid-template-columns:1fr 1fr}}
::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-thumb{background:var(--surface-3);border-radius:6px}