/* Altadrive — interface */
:root{
  --bg:#f5f7fb; --card:#ffffff; --soft:#f8fafc; --text:#111827; --muted:#6b7280;
  --line:#e2e8f0; --blue:#2563eb; --blue-hover:#1d4ed8; --blue-soft:#eff4ff;
  --green:#16a34a; --red:#dc2626; --red-soft:#fef2f2; --shadow:0 1px 3px rgba(16,24,40,.08),0 1px 2px rgba(16,24,40,.04);
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:"Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:14px}
.hidden{display:none!important}
[hidden]{display:none!important}
a{color:inherit;text-decoration:none}

/* ------------------------------- boutons ------------------------------- */
.btn{display:inline-flex;align-items:center;gap:8px;border:0;border-radius:10px;padding:10px 16px;font-size:14px;font-weight:600;cursor:pointer;font-family:inherit;transition:background .15s,box-shadow .15s,transform .05s;line-height:1}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-hover)}
.btn-ghost{background:var(--soft);color:var(--text);border:1px solid var(--line)}
.btn-ghost:hover{background:#eef2f7}
.btn-danger{background:var(--red-soft);color:var(--red);border:1px solid #fecaca}
.btn-danger:hover{background:#fee2e2}
.btn-block{width:100%;justify-content:center}
.btn-sm{padding:7px 12px;font-size:13px;border-radius:8px}
.ic{width:18px;height:18px;flex:0 0 auto}
.iconbtn{width:40px;height:40px;border:0;background:transparent;border-radius:10px;cursor:pointer;color:var(--muted);display:inline-flex;align-items:center;justify-content:center}
.iconbtn:hover{background:var(--soft);color:var(--text)}
.iconbtn .ic{width:20px;height:20px}
.linkbtn{background:none;border:0;color:var(--muted);cursor:pointer;font-size:13px;padding:4px 0;text-align:left;font-family:inherit}
.linkbtn:hover{color:var(--blue)}

/* ------------------------------- login -------------------------------- */
.login-screen{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#eef4ff,#f5f7fb);padding:20px;z-index:50}
.login-card{background:var(--card);border-radius:18px;box-shadow:0 10px 40px rgba(37,99,235,.12);padding:40px 36px;width:100%;max-width:400px;display:flex;flex-direction:column}
.login-logo{align-self:flex-start;margin-bottom:8px}
.login-card h1{margin:0;font-size:26px}
.login-sub{color:var(--muted);margin:6px 0 26px}
.login-card label{font-weight:600;font-size:13px;margin-bottom:6px;margin-top:14px}
.login-card input{border:1px solid var(--line);border-radius:10px;padding:12px;font-size:15px;font-family:inherit;outline:none}
.login-card input:focus{border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-soft)}
.login-error{color:var(--red);font-size:13px;min-height:18px;margin:12px 0}
.login-card .btn{margin-top:6px;padding:13px}

/* ------------------------------- layout ------------------------------- */
.app{display:flex;height:100vh;overflow:hidden}
.sidebar{width:260px;flex:0 0 260px;background:var(--card);border-right:1px solid var(--line);padding:20px 18px;display:flex;flex-direction:column;gap:12px}
.brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;margin-bottom:12px;padding:0 4px}
.side-nav{margin-top:8px;display:flex;flex-direction:column;gap:2px}
.side-nav a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;color:var(--muted);font-weight:600}
.side-nav a:hover{background:var(--soft);color:var(--text)}
.side-nav a.active{background:var(--blue-soft);color:var(--blue)}
.usage{margin-top:auto;background:var(--soft);border:1px solid var(--line);border-radius:12px;padding:14px}
.usage-bar{height:8px;background:#e5eaf1;border-radius:6px;overflow:hidden;margin-bottom:8px}
.usage-bar span{display:block;height:100%;background:var(--blue);border-radius:6px;transition:width .4s}
.usage-text{font-size:12px;color:var(--muted)}
.side-foot{display:flex;flex-direction:column;gap:2px;border-top:1px solid var(--line);padding-top:12px}

.content{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{display:flex;align-items:center;gap:12px;padding:16px 24px;background:var(--card);border-bottom:1px solid var(--line)}
.search{flex:1;display:flex;align-items:center;gap:8px;background:var(--soft);border:1px solid var(--line);border-radius:12px;padding:0 12px;max-width:520px}
.search .ic{color:var(--muted)}
.search input{flex:1;border:0;background:transparent;padding:11px 0;font-size:14px;font-family:inherit;outline:none;color:var(--text)}
.topbar-actions{display:flex;gap:4px;margin-left:auto}
.only-mobile{display:none}

.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:2px;padding:14px 24px 4px;font-size:15px}
.breadcrumb a,.breadcrumb span.crumb{padding:5px 8px;border-radius:8px;color:var(--muted);cursor:pointer;font-weight:600}
.breadcrumb a:hover{background:var(--soft);color:var(--text)}
.breadcrumb .sep{color:#cbd5e1}
.breadcrumb .current{color:var(--text);cursor:default}

/* Barre d'actions flottante : n'affecte pas le flux (pas de décalage de la grille) */
.toolbar{position:fixed;left:50%;bottom:22px;transform:translateX(-50%);z-index:45;
  display:flex;align-items:center;gap:6px;flex-wrap:wrap;justify-content:center;
  width:max-content;max-width:calc(100vw - 32px);
  background:rgba(255,255,255,.72);border:1px solid rgba(219,227,239,.8);border-radius:13px;
  backdrop-filter:blur(14px) saturate(1.4);-webkit-backdrop-filter:blur(14px) saturate(1.4);
  box-shadow:0 8px 26px rgba(16,24,40,.16);padding:5px 8px;margin:0;
  animation:barup .16s ease-out}
@keyframes barup{from{opacity:0;transform:translate(-50%,10px)}to{opacity:1;transform:translate(-50%,0)}}
.toolbar .btn{padding:6px 10px;background:transparent}
.toolbar .btn:hover{background:rgba(15,23,42,.06)}
.toolbar .btn-danger{color:var(--red)}
.toolbar .btn-danger:hover{background:rgba(220,38,38,.1)}
#selection-count{font-weight:600;color:var(--blue);padding:0 6px;font-size:13px}

/* ----------------------------- fichiers ------------------------------- */
.filearea{flex:1;overflow:auto;padding:16px 24px 40px;position:relative}
.file-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:14px}
.file-grid.list-view{display:flex;flex-direction:column;gap:0}

.card-item{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 14px;cursor:pointer;position:relative;transition:box-shadow .15s,border-color .15s;user-select:none}
.card-item:hover{box-shadow:var(--shadow);border-color:#cdd9ea}
.card-item.selected{border-color:var(--blue);background:var(--blue-soft)}
.card-item.dragging{opacity:.45}
.card-item.drop-target{border-color:var(--blue);background:var(--blue-soft);box-shadow:0 0 0 2px var(--blue) inset}
.breadcrumb .bc-drop{background:var(--blue-soft);color:var(--blue);outline:2px dashed var(--blue);outline-offset:-2px}
.card-item .thumb{height:74px;display:flex;align-items:center;justify-content:center;margin-bottom:10px}
.card-item .thumb svg{width:52px;height:52px}
.card-item .thumb img{max-height:74px;max-width:100%;border-radius:8px;object-fit:cover}
.card-item .fname{font-weight:600;font-size:13px;word-break:break-word;line-height:1.3;max-height:2.6em;overflow:hidden}
.card-item .fmeta{font-size:11px;color:var(--muted);margin-top:4px}
.card-item .rowcheck{position:absolute;top:8px;left:8px;opacity:0;transition:opacity .1s}
.card-item:hover .rowcheck,.card-item.selected .rowcheck{opacity:1}
.card-item .kebab{position:absolute;top:6px;right:6px;opacity:0}
.card-item:hover .kebab{opacity:1}

/* vue liste */
.list-view .card-item{display:flex;align-items:center;gap:14px;padding:10px 14px;border-radius:0;border:0;border-bottom:1px solid var(--line)}
.list-view .card-item:hover{box-shadow:none;background:var(--soft)}
.list-view .card-item.selected{background:var(--blue-soft)}
.list-view .thumb{height:auto;margin:0;flex:0 0 auto}
.list-view .thumb svg{width:30px;height:30px}
.list-view .thumb img{max-height:32px;max-width:32px}
.list-view .fname{flex:1}
.list-view .fmeta{margin:0;min-width:90px;text-align:right}
.list-view .rowcheck{position:static;opacity:1;flex:0 0 auto}
.list-view .kebab{position:static;opacity:.5}

.empty{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--muted);text-align:center;gap:4px}
.empty .hint{font-size:13px;color:#9aa4b2}

.filearea.dragover .drop-hint{display:flex}
.drop-hint{display:none;position:absolute;inset:12px;border:2.5px dashed var(--blue);border-radius:16px;background:rgba(37,99,235,.06);align-items:center;justify-content:center;font-size:18px;font-weight:700;color:var(--blue);pointer-events:none;z-index:5}

/* ----------------------------- modale --------------------------------- */
.modal-overlay,.preview-overlay{position:fixed;inset:0;background:rgba(17,24,39,.5);display:flex;align-items:center;justify-content:center;z-index:60;padding:20px}
.modal{background:var(--card);border-radius:16px;padding:24px;width:100%;max-width:440px;box-shadow:0 20px 60px rgba(0,0,0,.25)}
.modal h3{margin:0 0 14px;font-size:19px}
.modal input,.modal select{width:100%;border:1px solid var(--line);border-radius:10px;padding:11px;font-size:14px;font-family:inherit;outline:none;margin-bottom:6px}
.modal input:focus,.modal select:focus{border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-soft)}
.modal .field-label{font-weight:600;font-size:13px;margin:10px 0 6px}
.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:18px}
.modal .modal-error{color:var(--red);font-size:13px;min-height:16px}

/* ----------------------------- partage -------------------------------- */
.sh-target{display:flex;align-items:center;gap:10px;background:var(--soft);border-radius:10px;padding:10px 12px;margin-bottom:4px;font-weight:600;font-size:14px}
.sh-target svg{width:22px;height:22px;flex:0 0 auto}
.sh-target span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sh-dim{color:var(--muted);font-weight:400}
.sh-check{display:flex;align-items:center;gap:8px;font-size:13.5px;margin:10px 0 2px;cursor:pointer}
.sh-check input{width:auto;margin:0}
.sh-hint{font-size:12.5px;color:var(--muted);line-height:1.45;margin:6px 0 0}
.sh-ok{color:#15803d;font-size:13.5px;font-weight:600;margin:10px 0 0}
.sh-warn{color:#b45309;font-size:13.5px;font-weight:600;margin:10px 0 0}
.sh-copy{display:flex;gap:8px;align-items:stretch}
.sh-copy input{margin-bottom:0}
.sh-copy .btn-sm{white-space:nowrap;flex:0 0 auto}
.sh-code-big{font-size:20px!important;letter-spacing:3px;text-align:center;font-weight:700}
.shr-list{display:flex;flex-direction:column;gap:8px;max-height:56vh;overflow:auto}
.shr{display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:12px;padding:11px 14px}
.shr-main{flex:1;min-width:0}
.shr-name{font-weight:600;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.shr-meta{font-size:12.5px;color:var(--muted);margin-top:2px}
.shr-actions{display:flex;gap:12px;flex:0 0 auto}
.shr-badge{font-size:11px;font-weight:600;padding:1px 7px;border-radius:20px;vertical-align:middle}
.shr-badge.on{background:#dcfce7;color:#15803d}
.shr-badge.off{background:var(--soft);color:var(--muted)}
.shr-badge.warn{background:#fef3c7;color:#b45309}
.linkbtn.danger{color:var(--red)}
.linkbtn.danger:hover{color:#b91c1c}

/* ----------------------------- aperçu --------------------------------- */
.preview-body{max-width:92vw;max-height:88vh;display:flex;align-items:center;justify-content:center}
.preview-body img,.preview-body video{max-width:92vw;max-height:88vh;border-radius:10px;box-shadow:0 10px 50px rgba(0,0,0,.4)}
.preview-body iframe{width:88vw;height:88vh;border:0;border-radius:10px;background:#fff}
.preview-close{position:fixed;top:18px;right:24px;font-size:38px;line-height:1;color:#fff;background:none;border:0;cursor:pointer;z-index:61}

/* ------------------------- menu contextuel ---------------------------- */
.ctxmenu{position:fixed;z-index:80;background:var(--card);border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 34px rgba(16,24,40,.18);padding:6px;min-width:196px}
.ctx-item{display:flex;align-items:center;gap:11px;width:100%;border:0;background:none;padding:9px 12px;border-radius:8px;font-size:13.5px;font-family:inherit;color:var(--text);cursor:pointer;text-align:left}
.ctx-item:hover{background:var(--soft)}
.ctx-item .ic{width:17px;height:17px;color:var(--muted);flex:0 0 auto}
.ctx-item.danger{color:var(--red)}
.ctx-item.danger:hover{background:var(--red-soft)}
.ctx-item.danger .ic{color:var(--red)}
.ctx-sep{height:1px;background:var(--line);margin:6px 6px}
.ctx-head{padding:6px 12px 8px;font-size:12px;color:var(--muted);font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:220px}

/* ----------------------------- toasts --------------------------------- */
.toasts{position:fixed;bottom:22px;right:22px;display:flex;flex-direction:column;gap:10px;z-index:70}
.toast{background:var(--text);color:#fff;padding:12px 18px;border-radius:10px;font-size:14px;box-shadow:0 8px 24px rgba(0,0,0,.2);animation:slidein .2s;max-width:340px}
.toast.ok{background:#15803d}
.toast.err{background:var(--red)}
.toast.progress{background:var(--blue)}
@keyframes slidein{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* ------------------------------ mobile -------------------------------- */
@media(max-width:820px){
  .sidebar{position:fixed;left:0;top:0;bottom:0;z-index:40;transform:translateX(-100%);transition:transform .2s;box-shadow:0 0 40px rgba(0,0,0,.2)}
  .sidebar.open{transform:none}
  .only-mobile{display:inline-flex}
  .file-grid{grid-template-columns:repeat(auto-fill,minmax(130px,1fr))}
}