/* ============================================================
   beedle dataroom — layout & screens
   ============================================================ */

/* ===================== LOGIN ===================== */
.login{min-height:100vh;display:flex;animation:fadeIn .5s ease both}
.login-form-wrap{
  flex:1;display:flex;align-items:center;justify-content:center;padding:48px;
  background:var(--paper);
}
.login-card{width:100%;max-width:392px;animation:fadeUp .6s cubic-bezier(.2,.7,.2,1) both}
.login-card .brand{margin-bottom:34px}
.login-eyebrow{margin-bottom:10px}
.login h1{font-family:var(--serif);font-weight:430;font-size:34px;line-height:1.08;letter-spacing:-.015em;margin:0 0 8px}
.login .sub{color:var(--ink-2);font-size:15px;line-height:1.5;margin:0 0 30px;max-width:34ch}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:7px}
.input{
  width:100%;font-family:var(--sans);font-size:15px;color:var(--ink);
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r);
  padding:12px 14px;transition:.16s;outline:none;
}
.input::placeholder{color:var(--ink-4)}
.input:focus{border-color:var(--blue);box-shadow:0 0 0 4px var(--blue-wash)}
.input-wrap{position:relative}
.input-wrap .reveal{position:absolute;right:8px;top:50%;transform:translateY(-50%);
  border:0;background:transparent;color:var(--ink-3);cursor:pointer;padding:6px;border-radius:8px}
.input-wrap .reveal:hover{background:var(--paper-2);color:var(--ink-2)}
.login .row{display:flex;align-items:center;justify-content:space-between;margin:4px 0 24px}
.checkbox{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-2);cursor:pointer;user-select:none}
.checkbox .box{width:18px;height:18px;border:1px solid var(--line);border-radius:6px;background:var(--surface);display:grid;place-items:center;transition:.16s}
.checkbox input{display:none}
.checkbox input:checked + .box{background:var(--blue);border-color:var(--blue)}
.checkbox .box svg{width:12px;height:12px;color:#fff;opacity:0;transition:.12s}
.checkbox input:checked + .box svg{opacity:1}
.link{color:var(--blue-ink);font-weight:600;font-size:13.5px;text-decoration:none}
.link:hover{text-decoration:underline}
.login .btn-primary{width:100%;justify-content:center;padding:13px;font-size:15px}
.login .foot{margin-top:26px;font-size:13px;color:var(--ink-3);display:flex;align-items:center;gap:8px}
.login .secure{display:inline-flex;align-items:center;gap:6px}
.login .err{color:var(--red-ink);font-size:13px;margin-top:-8px;margin-bottom:14px;display:flex;gap:6px;align-items:center;animation:fadeIn .2s}

/* brand panel (split variant) */
.login-brand{
  flex:1;position:relative;overflow:hidden;color:#fff;
  background:
    radial-gradient(120% 90% at 85% 10%, rgba(243,187,58,.30), transparent 55%),
    radial-gradient(120% 120% at 10% 100%, rgba(236,43,59,.22), transparent 50%),
    linear-gradient(160deg,#16B4E7 0%,#0E8FBE 60%,#0B6E94 100%);
  display:flex;flex-direction:column;justify-content:space-between;padding:54px;
}
.login-brand .grain{position:absolute;inset:0;opacity:.5;mix-blend-mode:overlay;pointer-events:none}
.login-brand .quote{position:relative;max-width:30ch}
.login-brand .quote .mark{font-family:var(--serif);font-size:90px;line-height:0;opacity:.5;display:block;height:42px}
.login-brand .quote p{font-family:var(--serif);font-weight:400;font-size:30px;line-height:1.24;letter-spacing:-.01em;margin:0 0 22px}
.login-brand .quote .by{font-size:14px;opacity:.85}
.login-brand .meta{position:relative;display:flex;gap:26px;font-size:13px;opacity:.92}
.login-brand .meta .k{opacity:.7;margin-bottom:3px}
.login-brand .meta .v{font-weight:600;font-size:15px}
.login-brand .dots{position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.16) 1px,transparent 1px);background-size:22px 22px;opacity:.6}

/* centered + fullbleed variants */
.login.center .login-form-wrap{background:
  radial-gradient(110% 80% at 50% -10%, var(--blue-wash), transparent 60%),var(--paper)}
.login.center .login-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:42px 40px;box-shadow:var(--shadow-lg);max-width:430px}
.login.fullbleed .login-form-wrap{position:relative;overflow:hidden;background:
  radial-gradient(90% 70% at 85% 5%, rgba(243,187,58,.16), transparent 55%),
  radial-gradient(80% 80% at 5% 100%, rgba(21,180,231,.14), transparent 55%),var(--paper)}
.login.fullbleed .login-card{text-align:center}
.login.fullbleed .login-card .brand{justify-content:center}
.login.fullbleed .login h1,.login.fullbleed .login .sub{text-align:center}
.login.fullbleed .sub{margin-left:auto;margin-right:auto}
.login.fullbleed .field{text-align:left}

/* ===================== APP SHELL ===================== */
.shell{display:grid;grid-template-columns:288px 1fr;min-height:100vh}
.sidebar{
  background:var(--surface);border-right:1px solid var(--line);
  display:flex;flex-direction:column;position:sticky;top:0;height:100vh;
}
.sb-brand{padding:22px 22px 18px}
.sb-brand .brand-logo img{max-height:34px}
.sb-company{display:flex;gap:11px;align-items:flex-start;margin-top:18px;padding:13px;border:1px solid var(--line);border-radius:var(--r);background:var(--paper)}
.sb-logo{width:40px;height:40px;border-radius:10px;flex:none;display:grid;place-items:center;background:linear-gradient(150deg,#16B4E7,#0E8FBE);color:#fff;box-shadow:var(--shadow-sm)}
.sb-logo.has-img{background:#fff;border:1px solid var(--line)}
.sb-logo img{width:100%;height:100%;object-fit:contain;border-radius:inherit;padding:4px;box-sizing:border-box}
.sb-company .nm{font-weight:700;font-size:14px;line-height:1.2}
.sb-company .ds{font-size:11.5px;color:var(--ink-3);margin-top:2px;line-height:1.35}
.sb-nav{padding:8px 12px;overflow-y:auto;flex:1}
.sb-section-label{font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-4);padding:16px 10px 8px}
.nav-item{
  display:flex;align-items:center;gap:11px;width:100%;text-align:left;
  padding:9px 10px;border-radius:10px;border:0;background:transparent;cursor:pointer;
  color:var(--ink-2);font-size:14px;font-weight:500;transition:.13s;position:relative;
}
.nav-item:hover{background:var(--paper)}
.nav-item.active{background:var(--blue-wash);color:var(--blue-ink);font-weight:600}
.nav-item .ico{width:30px;height:30px;border-radius:8px;display:grid;place-items:center;flex:none;background:var(--paper-2);color:var(--ink-2)}
.nav-item.active .ico{background:#fff;color:var(--blue-600)}
.nav-item .ico svg{width:16px;height:16px}
.nav-item .lbl{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nav-item .cnt{font-size:12px;color:var(--ink-4);font-variant-numeric:tabular-nums}
.nav-item .lock{color:var(--ink-4)}
.nav-item.recent-item .lbl{display:flex;flex-direction:column;gap:1px;line-height:1.25}
.recent-item .recent-name{font-size:13.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.recent-item .recent-sec{font-size:11px;color:var(--ink-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sb-foot{border-top:1px solid var(--line);padding:12px}
.user-chip{display:flex;align-items:center;gap:10px;padding:8px;border-radius:10px;cursor:pointer;transition:.13s}
.user-chip:hover{background:var(--paper)}
.avatar{width:34px;height:34px;border-radius:50%;flex:none;display:grid;place-items:center;font-weight:700;font-size:13px;color:#fff;background:linear-gradient(150deg,#16B4E7,#0E8FBE)}
.avatar.admin{background:linear-gradient(150deg,#F3BB3A,#E59A12)}
.avatar.gold{background:linear-gradient(150deg,#F3BB3A,#E59A12)}
.avatar.red{background:linear-gradient(150deg,#EC2B3B,#C21626)}
.user-chip .nm{font-size:13.5px;font-weight:600;line-height:1.2}
.user-chip .rl{font-size:11.5px;color:var(--ink-3)}

/* main column */
.main{min-width:0;display:flex;flex-direction:column;height:100vh;overflow:hidden}
.topbar{
  display:flex;align-items:center;gap:16px;padding:14px 30px;
  border-bottom:1px solid var(--line);background:rgba(250,248,243,.85);backdrop-filter:blur(8px);
  position:sticky;top:0;z-index:20;
}
.crumbs{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-3);min-width:0}
.crumbs button{border:0;background:transparent;cursor:pointer;color:var(--ink-3);font-size:14px;font-weight:500;padding:4px 6px;border-radius:7px}
.crumbs button:hover{background:var(--paper-2);color:var(--ink)}
.crumbs .cur{color:var(--ink);font-weight:600}
.crumbs .sep{color:var(--ink-4)}
.search{flex:1;max-width:380px;margin-left:auto;position:relative}
.search svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--ink-4)}
.search input{width:100%;border:1px solid var(--line);background:var(--surface);border-radius:999px;
  padding:9px 14px 9px 38px;font-family:var(--sans);font-size:14px;outline:none;transition:.16s}
.search input:focus{border-color:var(--blue);box-shadow:0 0 0 4px var(--blue-wash)}

/* view-as switcher */
.viewas{position:relative}
.viewas-btn{display:flex;align-items:center;gap:9px;border:1px solid var(--line);background:var(--surface);
  border-radius:999px;padding:5px 7px 5px 12px;cursor:pointer;transition:.14s}
.viewas-btn:hover{border-color:var(--ink-4)}
.viewas-btn .eye{color:var(--ink-3)}
.viewas-btn .t{font-size:12px;color:var(--ink-3);line-height:1}
.viewas-btn .r{font-size:13px;font-weight:600;line-height:1.2}
.menu{position:absolute;right:0;top:calc(100% + 8px);width:300px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-lg);padding:8px;z-index:60;
  animation:scaleIn .14s ease both;transform-origin:top right}
.menu .mh{font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-4);padding:8px 10px 6px}
.menu-item{display:flex;gap:11px;align-items:flex-start;padding:9px 10px;border-radius:10px;cursor:pointer;border:0;background:transparent;width:100%;text-align:left;transition:.12s}
.menu-item:hover{background:var(--paper)}
.menu-item.sel{background:var(--blue-wash)}
.menu-item .nm{font-size:13.5px;font-weight:600;display:flex;align-items:center;gap:7px}
.menu-item .ds{font-size:11.5px;color:var(--ink-3);margin-top:2px;line-height:1.35}
.menu-item .ck{margin-left:auto;color:var(--blue-600)}
.menu-keys{display:flex;flex-wrap:wrap;gap:4px;margin-top:6px}

/* content scroll area */
.content{flex:1;overflow-y:auto}
.page{max-width:var(--maxw);margin:0 auto;padding:34px 30px 80px;animation:fadeUp .4s ease both}

/* page header */
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:8px}
.page-head .eyebrow{margin-bottom:10px}
.page-title{font-family:var(--serif);font-weight:430;font-size:38px;line-height:1.05;letter-spacing:-.018em;margin:0}
.page-sub{color:var(--ink-2);font-size:15.5px;line-height:1.55;max-width:64ch;margin:12px 0 0}
.page-head .actions{display:flex;gap:10px;flex:none}
.stat-row{display:flex;gap:28px;margin-top:22px;flex-wrap:wrap}
.stat{display:flex;flex-direction:column;gap:2px}
.stat .v{font-family:var(--serif);font-size:24px;font-weight:500;letter-spacing:-.01em}
.stat .k{font-size:12px;color:var(--ink-3);font-weight:600;letter-spacing:.02em}

.section-rule{display:flex;align-items:center;gap:14px;margin:34px 0 18px}
.section-rule h3{font-family:var(--serif);font-weight:500;font-size:20px;margin:0;letter-spacing:-.01em}
.section-rule .ln{flex:1;height:1px;background:var(--line)}

/* ===================== HOME: GRID ===================== */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px;margin-top:24px}
.sec-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px;cursor:pointer;transition:.18s cubic-bezier(.2,.7,.2,1);position:relative;overflow:hidden;
  display:flex;flex-direction:column;min-height:184px;
}
.sec-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--blue-line)}
.sec-card .top{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.sec-ico{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;color:#fff;box-shadow:var(--shadow-sm)}
.sec-ico svg{width:22px;height:22px}
.sec-card h3{font-family:var(--serif);font-weight:500;font-size:21px;letter-spacing:-.01em;margin:0 0 6px;line-height:1.15}
.sec-card .desc{font-size:13.5px;color:var(--ink-2);line-height:1.5;flex:1}
.sec-card .foot{display:flex;align-items:center;justify-content:space-between;margin-top:16px;padding-top:14px;border-top:1px solid var(--line-2)}
.sec-card .foot .ct{font-size:13px;color:var(--ink-3);font-weight:500}
.sec-card .arrow{color:var(--ink-4);transition:.18s}
.sec-card:hover .arrow{color:var(--blue-600);transform:translateX(3px)}
.sec-card.add{border-style:dashed;background:transparent;align-items:center;justify-content:center;color:var(--ink-3);min-height:184px}
.sec-card.add:hover{border-color:var(--blue);color:var(--blue-ink);background:var(--blue-wash);transform:none;box-shadow:none}
.sec-card.add .plus{width:46px;height:46px;border-radius:13px;border:1.5px dashed currentColor;display:grid;place-items:center;margin-bottom:12px}
.sec-card.add .plus svg{width:22px;height:22px}

/* ===================== HOME: LIST ===================== */
.listv{margin-top:24px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
.list-row{display:grid;grid-template-columns:48px 1.7fr 2.3fr auto auto;align-items:center;gap:16px;
  padding:15px 20px;cursor:pointer;border-bottom:1px solid var(--line-2);transition:.12s}
.list-row:last-child{border-bottom:0}
.list-row:hover{background:var(--paper)}
.list-row .sec-ico{width:38px;height:38px;border-radius:10px}
.list-row .sec-ico svg{width:18px;height:18px}
.list-row .nm{font-weight:600;font-size:15px}
.list-row .ds{font-size:13px;color:var(--ink-3);line-height:1.4;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.list-row .ct{font-size:13px;color:var(--ink-3);white-space:nowrap}
.list-row .arrow{color:var(--ink-4)}
.list-row:hover .arrow{color:var(--blue-600)}
.list-head{display:grid;grid-template-columns:48px 1.7fr 2.3fr auto auto;gap:16px;padding:11px 20px;
  font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-4);
  background:var(--paper);border-bottom:1px solid var(--line)}

/* ===================== HOME: STACKED SECTIONS ===================== */
.stack{margin-top:14px;display:flex;flex-direction:column;gap:10px}
.stack-sec{border-bottom:1px solid var(--line);padding:26px 0}
.stack-sec:first-child{border-top:1px solid var(--line)}
.stack-head{display:flex;align-items:center;gap:16px;margin-bottom:18px;cursor:pointer}
.stack-head .sec-ico{width:42px;height:42px;border-radius:11px}
.stack-head h3{font-family:var(--serif);font-weight:500;font-size:23px;margin:0;letter-spacing:-.01em}
.stack-head .desc{font-size:13.5px;color:var(--ink-3);margin-top:2px}
.stack-head .spacer{flex:1}
.stack-docs{display:grid;grid-template-columns:repeat(auto-fill,minmax(216px,1fr));gap:12px;padding-left:58px}
.doc-tile{display:flex;gap:12px;align-items:center;padding:12px;border:1px solid var(--line);border-radius:var(--r);
  background:var(--surface);cursor:pointer;transition:.15s}
.doc-tile:hover{border-color:var(--blue-line);box-shadow:var(--shadow);transform:translateY(-2px)}
.doc-tile .tnm{font-weight:600;font-size:13.5px;line-height:1.25;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.doc-tile .tmeta{font-size:11.5px;color:var(--ink-3);margin-top:2px}

/* doctype icon */
.dtype{width:38px;height:46px;border-radius:7px;flex:none;position:relative;display:grid;place-items:center;color:#fff;font-weight:800;font-size:9px;letter-spacing:.03em;box-shadow:var(--shadow-sm)}
.dtype.lg{width:46px;height:56px;font-size:10px}
.dtype.sm{width:30px;height:37px;font-size:8px}
.dtype::before{content:"";position:absolute;top:0;right:0;border-width:0 9px 9px 0;border-style:solid;border-color:rgba(255,255,255,.55) #fff;border-radius:0 7px 0 0}
.dtype.pdf{background:#E0473B}
.dtype.image{background:#1E9E6A}
.dtype.html{background:#0E97C6}
.dtype.video{background:#7A57D1}
.dtype.ppt{background:#E0762B}
.dtype .lab{margin-top:6px}

/* ===================== FOLDER (document table) ===================== */
.toolbar{display:flex;align-items:center;gap:12px;margin:22px 0 16px;flex-wrap:wrap}
.seg{display:inline-flex;background:var(--paper-2);border:1px solid var(--line);border-radius:999px;padding:3px}
.seg button{border:0;background:transparent;padding:6px 13px;border-radius:999px;font-size:13px;font-weight:600;color:var(--ink-3);cursor:pointer;transition:.13s}
.seg button.on{background:var(--surface);color:var(--ink);box-shadow:var(--shadow-sm)}
.toolbar .spacer{flex:1}

.dtable{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden}
.dthead{display:grid;grid-template-columns:46px 1fr 130px 120px 120px 96px;gap:14px;padding:12px 20px;
  font-size:11px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--ink-4);
  background:var(--paper);border-bottom:1px solid var(--line)}
.drow{display:grid;grid-template-columns:46px 1fr 130px 120px 120px 96px;gap:14px;align-items:center;
  padding:13px 20px;border-bottom:1px solid var(--line-2);transition:.12s;cursor:pointer;position:relative}
.drow:last-child{border-bottom:0}
.drow:hover{background:var(--paper)}
.drow .dnm{display:flex;flex-direction:column;min-width:0}
.drow .dnm .t{font-weight:600;font-size:14.5px;display:flex;align-items:center;gap:8px}
.drow .dnm .s{font-size:12px;color:var(--ink-3);margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.drow .cell{font-size:13px;color:var(--ink-2)}
.drow .cell.dim{color:var(--ink-3)}
.drow .ractions{display:flex;gap:6px;justify-content:flex-end;opacity:0;transition:.13s}
.drow:hover .ractions{opacity:1}
.act{width:30px;height:30px;border-radius:8px;border:1px solid var(--line);background:var(--surface);
  display:grid;place-items:center;cursor:pointer;color:var(--ink-2);transition:.12s}
.act:hover{border-color:var(--ink-4);color:var(--ink);background:#fff}
.act.danger:hover{border-color:var(--red);color:var(--red-ink);background:var(--red-wash)}

/* dropzone (admin) */
.dropzone{margin-top:16px;border:1.5px dashed var(--line);border-radius:var(--r-lg);padding:30px;
  text-align:center;color:var(--ink-3);background:var(--surface);transition:.16s;cursor:pointer}
.dropzone:hover,.dropzone.drag{border-color:var(--blue);background:var(--blue-wash);color:var(--blue-ink)}
.dropzone .ic{width:48px;height:48px;border-radius:14px;background:var(--paper-2);display:grid;place-items:center;margin:0 auto 12px;color:var(--ink-2)}
.dropzone.drag .ic,.dropzone:hover .ic{background:#fff;color:var(--blue-600)}
.dropzone .t{font-weight:600;color:var(--ink);font-size:15px}
.dropzone .h{font-size:13px;margin-top:4px}

/* empty / locked state */
.empty{text-align:center;padding:80px 24px;color:var(--ink-3);animation:fadeUp .4s ease both}
.empty .ic{width:64px;height:64px;border-radius:18px;background:var(--paper-2);display:grid;place-items:center;margin:0 auto 18px;color:var(--ink-4)}
.empty h3{font-family:var(--serif);font-weight:500;font-size:22px;color:var(--ink);margin:0 0 8px}
.empty p{font-size:14.5px;max-width:42ch;margin:0 auto;line-height:1.55}

/* ===================== MODALS ===================== */
.scrim{position:fixed;inset:0;background:rgba(20,36,46,.42);backdrop-filter:blur(3px);z-index:200;
  display:flex;align-items:center;justify-content:center;padding:32px;animation:fadeIn .2s ease both}
.modal{background:var(--surface);border-radius:var(--r-xl);box-shadow:var(--shadow-lg);width:100%;max-width:540px;
  max-height:90vh;overflow:hidden;display:flex;flex-direction:column;animation:scaleIn .22s cubic-bezier(.2,.7,.2,1) both}
.modal-head{display:flex;align-items:flex-start;justify-content:space-between;padding:24px 26px 18px}
.modal-head h2{font-family:var(--serif);font-weight:500;font-size:24px;margin:0;letter-spacing:-.01em}
.modal-head p{font-size:13.5px;color:var(--ink-3);margin:5px 0 0}
.modal-body{padding:4px 26px 8px;overflow-y:auto}
.modal-foot{display:flex;align-items:center;gap:10px;justify-content:flex-end;padding:18px 26px 22px;border-top:1px solid var(--line-2);margin-top:8px}
.modal-foot .spacer{flex:1}
.xbtn{width:34px;height:34px;border-radius:10px;border:1px solid var(--line);background:var(--surface);cursor:pointer;display:grid;place-items:center;color:var(--ink-3);transition:.12s}
.xbtn:hover{background:var(--paper);color:var(--ink)}

.form-grid{display:flex;flex-direction:column;gap:16px}
.swatch-row{display:flex;gap:10px;align-items:center}
.iconpick{display:flex;gap:8px;flex-wrap:wrap}
.iconpick button{width:42px;height:42px;border-radius:11px;border:1px solid var(--line);background:var(--surface);
  display:grid;place-items:center;cursor:pointer;color:var(--ink-2);transition:.12s}
.iconpick button svg{width:19px;height:19px}
.iconpick button.on{border-color:var(--blue);background:var(--blue-wash);color:var(--blue-600);box-shadow:0 0 0 3px var(--blue-wash)}
.keypick{display:flex;flex-direction:column;gap:8px}
.keyopt{display:flex;gap:12px;align-items:flex-start;border:1px solid var(--line);border-radius:var(--r);padding:12px 14px;cursor:pointer;transition:.13s}
.keyopt:hover{border-color:var(--ink-4)}
.keyopt.on{border-color:var(--blue);background:var(--blue-wash)}
.keyopt .radio{width:18px;height:18px;border-radius:50%;border:1.5px solid var(--line);flex:none;margin-top:1px;display:grid;place-items:center;transition:.12s}
.keyopt.on .radio{border-color:var(--blue)}
.keyopt.on .radio::after{content:"";width:9px;height:9px;border-radius:50%;background:var(--blue)}
.keyopt .nm{font-weight:600;font-size:14px;display:flex;align-items:center;gap:8px}
.keyopt .ds{font-size:12px;color:var(--ink-3);margin-top:2px}

.toggle{display:flex;align-items:center;justify-content:space-between;padding:13px 14px;border:1px solid var(--line);border-radius:var(--r)}
.toggle .nm{font-weight:600;font-size:14px}
.toggle .ds{font-size:12px;color:var(--ink-3);margin-top:2px}
.sw{width:42px;height:25px;border-radius:999px;background:var(--line);position:relative;cursor:pointer;transition:.18s;flex:none}
.sw::after{content:"";position:absolute;top:3px;left:3px;width:19px;height:19px;border-radius:50%;background:#fff;box-shadow:var(--shadow-sm);transition:.18s}
.sw.on{background:var(--green)}
.sw.on::after{transform:translateX(17px)}

/* upload staging list */
.stage-item{display:flex;align-items:center;gap:13px;padding:12px;border:1px solid var(--line);border-radius:var(--r);margin-top:10px;animation:fadeUp .3s ease both}
.stage-item .meta{flex:1;min-width:0}
.stage-item .nm{font-weight:600;font-size:13.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.stage-item .bar{height:4px;border-radius:99px;background:var(--paper-2);margin-top:7px;overflow:hidden}
.stage-item .bar span{display:block;height:100%;background:var(--blue);border-radius:99px;transition:width .4s ease}
.stage-item .opt{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--ink-2)}

/* ===================== VIEWER ===================== */
.viewer{position:fixed;inset:0;z-index:300;display:flex;flex-direction:column;animation:fadeIn .22s ease both}
.viewer.light{background:var(--paper)}
.viewer.dark{background:#0E1A21}
.viewer.framed{background:var(--paper-2)}
.vtop{display:flex;align-items:center;gap:14px;padding:12px 20px;flex:none;z-index:5}
.viewer.light .vtop,.viewer.framed .vtop{background:rgba(255,255,255,.9);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.viewer.dark .vtop{background:rgba(14,26,33,.86);backdrop-filter:blur(8px);border-bottom:1px solid rgba(255,255,255,.08);color:#fff}
.vtop .vt{font-weight:600;font-size:15px;display:flex;align-items:center;gap:10px;min-width:0}
.vtop .vt .s{font-size:12px;color:var(--ink-3);font-weight:500}
.viewer.dark .vtop .vt .s{color:#8AA0AC}
.vtop .vspacer{flex:1}
.vbtn{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:8px 14px;font-size:13px;font-weight:600;
  display:inline-flex;align-items:center;gap:7px;cursor:pointer;color:var(--ink);transition:.13s}
.vbtn svg{width:15px;height:15px}
.vbtn:hover{border-color:var(--ink-4)}
.vbtn.primary{background:var(--blue);border-color:var(--blue);color:#fff}
.vbtn.primary:hover{background:var(--blue-600)}
.vbtn.disabled{opacity:.45;cursor:not-allowed}
.viewer.dark .vbtn{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.14);color:#fff}
.viewer.dark .vbtn:hover{background:rgba(255,255,255,.14)}
.vclose{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:var(--surface);display:grid;place-items:center;cursor:pointer;color:var(--ink-2);transition:.12s}
.vclose:hover{background:var(--paper);color:var(--ink)}
.viewer.dark .vclose{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.14);color:#fff}

.vbody{flex:1;overflow:auto;display:flex;min-height:0}
.vstage{flex:1;display:flex;align-items:flex-start;justify-content:center;padding:34px;overflow:auto}
.viewer.dark .vstage{padding:30px}
.vmeta-panel{width:300px;flex:none;border-left:1px solid var(--line);background:var(--surface);padding:24px;overflow-y:auto}
.vmeta-panel h4{font-family:var(--serif);font-weight:500;font-size:18px;margin:0 0 4px}
.vmeta-panel .mp-row{display:flex;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px solid var(--line-2);font-size:13px}
.vmeta-panel .mp-row .k{color:var(--ink-3)}
.vmeta-panel .mp-row .v{font-weight:600;text-align:right}
.vmeta-panel .mp-desc{font-size:13.5px;color:var(--ink-2);line-height:1.6;margin-top:14px}

/* rendered doc surfaces */
.paper-doc{width:100%;max-width:760px;background:#fff;box-shadow:var(--shadow-lg);border-radius:4px;overflow:hidden;animation:fadeUp .4s ease both}
.pd-pad{padding:60px 64px}
.img-doc{max-width:100%;max-height:100%;border-radius:8px;box-shadow:var(--shadow-lg);animation:scaleIn .3s ease both}
.video-doc{width:100%;max-width:900px;aspect-ratio:16/9;border-radius:14px;overflow:hidden;position:relative;
  background:linear-gradient(150deg,#16314a,#0c1f30);box-shadow:var(--shadow-lg);display:grid;place-items:center;animation:scaleIn .3s ease both}
.ppt-doc{width:100%;max-width:900px;display:flex;flex-direction:column;gap:16px;animation:fadeUp .4s ease both}
.ppt-main{aspect-ratio:16/9;background:#fff;border-radius:10px;box-shadow:var(--shadow-lg);overflow:hidden;position:relative}
.ppt-rail{display:flex;gap:10px;overflow-x:auto;padding-bottom:6px}
.ppt-thumb{width:120px;aspect-ratio:16/9;border-radius:6px;border:2px solid transparent;background:#fff;box-shadow:var(--shadow-sm);cursor:pointer;flex:none;overflow:hidden;transition:.13s}
.ppt-thumb.on{border-color:var(--blue)}

/* generic page-num footer in viewer */
.vfooter{flex:none;display:flex;align-items:center;justify-content:center;gap:16px;padding:10px;
  font-size:13px;color:var(--ink-3)}
.viewer.dark .vfooter{color:#8AA0AC}
.vfooter .pg{display:inline-flex;align-items:center;gap:8px}
.vnav{width:32px;height:32px;border-radius:8px;border:1px solid var(--line);background:var(--surface);display:grid;place-items:center;cursor:pointer;color:var(--ink-2)}
.viewer.dark .vnav{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.14);color:#fff}
.vnav:hover{border-color:var(--ink-4)}

/* toast */
.toast-wrap{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);z-index:400;display:flex;flex-direction:column;gap:8px;align-items:center}
.toast{background:var(--ink);color:#fff;padding:11px 18px;border-radius:999px;font-size:13.5px;font-weight:500;
  box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:9px;animation:fadeUp .3s ease both}
.toast svg{width:16px;height:16px;color:var(--blue)}
.toast .g{color:#5FD3A0}

@media (max-width:920px){
  .shell{grid-template-columns:1fr}
  .sidebar{display:none}
}