/* DocuFlow Cloud — static demo (Vercel). White / navy / purple. */
:root{--navy:#14243e;--navy2:#1e3a5f;--purple:#6d28d9;--purple2:#7c3aed;--ink:#1c2333;--muted:#5b6577;--bg:#f7f8fc;--line:#e7eaf3}
*{box-sizing:border-box}
body{font-family:"Segoe UI",system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);margin:0}
a{text-decoration:none}
.text-purple{color:var(--purple)!important}
.btn{display:inline-flex;align-items:center;gap:.45rem;border-radius:10px;padding:.55rem 1.1rem;font-weight:600;border:1.5px solid transparent;cursor:pointer;font-size:.95rem}
.btn-purple{background:linear-gradient(135deg,var(--purple),var(--purple2));color:#fff}
.btn-purple:hover{background:linear-gradient(135deg,#5b21b6,var(--purple))}
.btn-outline{border-color:var(--navy2);color:var(--navy2);background:#fff}
.btn-outline:hover{background:var(--navy2);color:#fff}
.btn-lg{padding:.8rem 1.6rem;font-size:1.05rem;border-radius:12px}
.btn-sm{padding:.35rem .8rem;font-size:.85rem}
.container{max-width:1180px;margin:0 auto;padding:0 20px}
/* nav */
.nav{position:sticky;top:0;background:#fff;box-shadow:0 2px 14px rgba(20,36,62,.06);z-index:50}
.nav-in{display:flex;align-items:center;gap:2rem;height:66px}
.brand{font-weight:800;color:var(--navy);font-size:1.25rem;display:inline-flex;align-items:center;gap:.5rem}
.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:11px;background:linear-gradient(135deg,var(--navy2),var(--purple));color:#fff;font-size:1.1rem}
.nav-links{display:flex;gap:1.4rem;margin-left:auto;align-items:center}
.nav-links a{color:var(--ink);font-weight:500}
.nav-burger{display:none;background:none;border:none;font-size:1.5rem;color:var(--navy);margin-left:auto;cursor:pointer}
.demo-tag{background:#fff7e6;color:#9a6a00;border-bottom:1px solid #f0dfae;text-align:center;font-size:.85rem;padding:.45rem 1rem}
/* hero */
.hero{background:radial-gradient(900px 480px at 85% -10%,rgba(124,58,237,.16),transparent 60%),radial-gradient(700px 420px at -10% 110%,rgba(30,58,95,.14),transparent 60%),#fff;border-bottom:1px solid var(--line);padding:64px 0 72px}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center}
.badge{display:inline-block;background:#efe9fd;color:var(--purple);border:1px solid #ddd0fb;padding:.35rem .8rem;border-radius:999px;font-weight:600;font-size:.85rem}
h1{font-size:clamp(2rem,4.4vw,3.3rem);font-weight:800;color:var(--navy);line-height:1.12;margin:1rem 0}
.lead{font-size:1.13rem;color:var(--muted)}
.points{display:flex;flex-wrap:wrap;gap:1.1rem;color:var(--navy2);font-weight:600;font-size:.95rem;margin-top:1.2rem}
.points span::before{content:"✓ ";color:var(--purple);font-weight:800}
.cta-row{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.6rem}
/* dashboard preview */
.dash{background:#fff;border-radius:20px;overflow:hidden;border:1px solid var(--line);box-shadow:0 24px 60px rgba(20,36,62,.13)}
.dash-bar{background:var(--navy);padding:.55rem .9rem;display:flex;align-items:center;gap:.4rem;color:#b9c4da;font-size:.8rem}
.dot3{width:11px;height:11px;border-radius:50%}
.dash-body{display:flex;min-height:330px}
.dp-side{width:108px;background:#f2f4fa;padding:14px 10px;display:flex;flex-direction:column;gap:9px}
.dp-logo{height:22px;border-radius:6px;background:linear-gradient(90deg,var(--navy2),var(--purple))}
.dp-item{height:15px;border-radius:5px;background:#dde3f0}.dp-item.active{background:var(--purple)}.dp-item.w75{width:75%}
.dp-main{flex:1;padding:16px}
.dp-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.dp-card{border:1px solid var(--line);border-radius:12px;padding:10px;font-size:.8rem}
.dp-card b{color:var(--navy);display:block;font-size:.95rem}
.dp-card small{color:var(--muted)}
.dp-chart{margin-top:12px;border:1px solid var(--line);border-radius:12px;padding:10px;height:128px}
.dp-file{border:1px solid var(--line);border-radius:10px;padding:8px 10px;display:flex;align-items:center;gap:8px;font-size:.86rem;margin-top:8px}
.tag{margin-left:auto;font-size:.72rem;font-weight:700;padding:.15rem .55rem;border-radius:999px}
.tag.ok{background:#e7f7ec;color:#15803d}.tag.warn{background:#fff4d6;color:#9a6a00}.tag.info{background:#e3ecfd;color:#1d4ed8}
/* sections */
.section{padding:72px 0}
.section.white{background:#fff}
.tag2{display:inline-block;background:#efe9fd;color:var(--purple);font-weight:700;font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;padding:.3rem .75rem;border-radius:999px}
h2{font-size:clamp(1.6rem,3vw,2.3rem);font-weight:800;color:var(--navy);margin:.6rem 0}
.center{text-align:center}
.sub{color:var(--muted);max-width:620px;margin:0 auto}
.grid{display:grid;gap:1.2rem;margin-top:2.2rem}
.grid.c4{grid-template-columns:repeat(4,1fr)}.grid.c3{grid-template-columns:repeat(3,1fr)}.grid.c2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;transition:.25s}
.card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(20,36,62,.09)}
.icon{width:50px;height:50px;border-radius:14px;background:linear-gradient(135deg,#efe9fd,#e2e9f7);display:flex;align-items:center;justify-content:center;font-size:1.4rem;margin-bottom:12px}
.card h3{margin:.2rem 0 .5rem;color:var(--navy);font-size:1.08rem}
.card p{color:var(--muted);margin:0;line-height:1.6}
.stats{background:linear-gradient(120deg,var(--navy),#241243 60%,var(--purple));color:#fff}
.stats .grid{margin-top:0}
.stat-num{font-size:2.3rem;font-weight:800}
.stat-label{color:#c9d2e8}
.logos{display:flex;flex-wrap:wrap;gap:2.6rem;justify-content:center;font-weight:700;color:#8a94a8;font-size:1.05rem}
.showcase{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center}
.folder-demo{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px;box-shadow:0 16px 40px rgba(20,36,62,.07);display:flex;flex-direction:column;gap:.65rem;font-weight:600;color:var(--navy)}
.folder-demo .ind{margin-left:1.4rem;font-weight:500}
.checks{list-style:none;padding:0}
.checks li{padding:.3rem 0;color:var(--muted)}
.checks li::before{content:"✓ ";color:var(--purple);font-weight:800}
.security{background:linear-gradient(130deg,var(--navy) 20%,#2a1650);color:#fff}
.security h2{color:#fff}.security p{color:#c4cde2}
.matrix{width:100%;border-collapse:collapse;font-size:.92rem}
.matrix th,.matrix td{padding:.55rem .7rem;border-bottom:1px solid rgba(255,255,255,.14);text-align:left}
.matrix .yes{color:#4ade80;font-weight:800}.matrix .no{color:#f87171;font-weight:800}
.testi{background:#fff;border:1px solid var(--line);border-radius:20px;padding:30px;text-align:center}
.testi .stars{color:#f5b301;letter-spacing:.25rem}
.testi blockquote{font-size:1.1rem;color:var(--navy);margin:12px 0;line-height:1.6}
.testi figcaption{color:var(--muted)}
.price{background:#fff;border:1.5px solid var(--line);border-radius:20px;padding:26px;position:relative;display:flex;flex-direction:column}
.price.featured{border-color:var(--purple);box-shadow:0 20px 46px rgba(109,40,217,.16)}
.price-badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:linear-gradient(90deg,var(--purple),var(--purple2));color:#fff;font-size:.72rem;font-weight:700;padding:.3rem .8rem;border-radius:999px;white-space:nowrap}
.price-num{font-size:2.3rem;font-weight:800;color:var(--navy)}
.price-num small{font-size:.95rem;color:var(--muted)}
.price ul{list-style:none;padding:0;margin:1rem 0 1.4rem;flex:1}
.price li{padding:.25rem 0;color:var(--muted);font-size:.93rem}
.price li::before{content:"✓ ";color:var(--purple);font-weight:800}
.switch-row{display:flex;align-items:center;gap:.8rem;justify-content:center;font-weight:600;margin-top:1rem}
.switch{position:relative;width:54px;height:28px;background:#d5dbea;border-radius:999px;border:none;cursor:pointer;transition:.2s}
.switch::after{content:"";position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:50%;background:#fff;transition:.2s;box-shadow:0 2px 6px rgba(0,0,0,.2)}
.switch.on{background:var(--purple)}.switch.on::after{left:29px}
.save{background:#e7f7ec;color:#15803d;font-size:.75rem;font-weight:700;padding:.15rem .55rem;border-radius:999px}
.chips{display:flex;flex-wrap:wrap;gap:.8rem;justify-content:center;margin-top:1.8rem}
.chip{display:inline-flex;align-items:center;gap:.5rem;background:#fff;border:1.5px solid var(--line);border-radius:999px;padding:.55rem 1.1rem;font-weight:600;color:var(--navy)}
.faq{max-width:820px;margin:2rem auto 0}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:1rem 1.2rem;margin-bottom:.7rem}
.faq summary{font-weight:700;color:var(--navy);cursor:pointer}
.faq p{color:var(--muted);margin:.6rem 0 0;line-height:1.6}
.cta-band{background:linear-gradient(120deg,var(--purple),var(--navy));color:#fff;text-align:center}
.cta-band h2{color:#fff}
.btn-light{background:#fff;color:var(--navy)}
footer{background:var(--navy);color:#aeb9d2;padding:48px 0 28px}
footer h4{color:#fff;margin:.4rem 0 .8rem;font-size:1rem}
footer a{color:#aeb9d2;display:block;padding:.22rem 0}
footer a:hover{color:#fff}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:2rem}
.foot-bottom{border-top:1px solid #2c3d5e;margin-top:2rem;padding-top:1.2rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:.6rem;font-size:.88rem;color:#93a2c0}
/* ============ APP / DASHBOARD ============ */
.app{display:flex;min-height:100vh}
.sidebar{width:262px;flex:0 0 262px;background:linear-gradient(180deg,var(--navy),#1b1040);color:#cfd9ee;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;transition:margin .25s;z-index:60}
.sidebar.hidden{margin-left:-262px}
.sb-brand{display:flex;align-items:center;gap:.6rem;padding:18px;color:#fff;font-weight:800}
.sb-brand small{display:block;color:#93a2c0;font-weight:500;font-size:.75rem}
.sb-nav{padding:6px 12px;display:flex;flex-direction:column;gap:2px;overflow-y:auto}
.sb-nav a{color:#c3cee6;padding:.55rem .75rem;border-radius:10px;display:flex;gap:.6rem;align-items:center;font-size:.95rem;cursor:pointer}
.sb-nav a:hover{background:rgba(255,255,255,.09);color:#fff}
.sb-nav a.active{background:linear-gradient(90deg,var(--purple),#5b21b6);color:#fff}
.sb-head{font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:#7e8db0;padding:.9rem .75rem .3rem}
.sb-plan{margin:auto 12px 14px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:12px 14px;color:#fff;font-size:.86rem}
.sb-plan .bar{height:8px;background:rgba(255,255,255,.18);border-radius:99px;margin:.5rem 0}
.sb-plan .bar i{display:block;height:100%;width:64%;background:linear-gradient(90deg,#a78bfa,#7c3aed);border-radius:99px}
.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{background:#fff;border-bottom:1px solid var(--line);padding:.65rem 1.25rem;display:flex;align-items:center;gap:.8rem;position:sticky;top:0;z-index:40}
.icon-btn{background:var(--bg);border:1px solid var(--line);border-radius:10px;width:40px;height:40px;font-size:1.05rem;cursor:pointer;color:var(--navy)}
.search{display:flex;align-items:center;gap:.5rem;background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:.42rem .95rem;min-width:260px;color:#8a94a8;flex:0 1 380px}
.search input{border:none;background:transparent;outline:none;width:100%;font-size:.92rem}
.top-right{margin-left:auto;display:flex;align-items:center;gap:.6rem}
.avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--navy2),var(--purple));color:#fff;font-weight:700;display:inline-flex;align-items:center;justify-content:center;font-size:.85rem}
.content{padding:26px;max-width:1400px;width:100%;margin:0 auto}
.h-row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem;margin-bottom:1.2rem}
.h-row h2{margin:0}
.stat-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:1rem;margin-bottom:1.2rem}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px;display:flex;gap:12px;align-items:center}
.stat-ic{width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;font-size:1.25rem;background:#efe9fd;flex:0 0 auto}
.stat-ic.navy{background:#e4ebf7}
.stat-v{font-size:1.35rem;font-weight:800;color:var(--navy);line-height:1.1}
.stat-n{font-size:.8rem;color:#6b768c}
.panel{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:0 4px 18px rgba(20,36,62,.04)}
.panel h3{margin:0 0 14px;color:var(--navy);font-size:1.05rem}
.cols{display:grid;grid-template-columns:2fr 1fr;gap:1.2rem}
.cols-files{display:grid;grid-template-columns:250px 1fr;gap:1.2rem;align-items:start}
.recent{display:flex;flex-direction:column}
.recent a{display:flex;gap:.8rem;align-items:center;padding:.6rem 0;border-bottom:1px solid #f0f1f7;color:var(--ink)}
.recent a:last-child{border-bottom:none}
.recent small{display:block;color:var(--muted)}
.file-ic{font-size:1.6rem}
.meter{height:10px;background:#eceef5;border-radius:99px;overflow:hidden}
.meter i{display:block;height:100%;background:linear-gradient(90deg,var(--purple),var(--purple2))}
.tree-item{display:block;padding:.45rem .6rem;border-radius:9px;color:var(--ink);cursor:pointer;font-size:.93rem}
.tree-item:hover{background:#f1eefc}.tree-item.active{background:#efe9fd;color:var(--purple);font-weight:700}
.tree-item .cnt{float:right;color:#98a2b8;font-size:.8rem}
.filegrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:1rem}
.fcard{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px;cursor:pointer;transition:.2s}
.fcard:hover{border-color:var(--purple);transform:translateY(-2px)}
.fcard .file-ic{font-size:2rem}
.fcard b{display:block;margin-top:.4rem;word-break:break-word;font-size:.93rem}
.fcard small{color:var(--muted)}
table{width:100%;border-collapse:collapse}
th{color:#6b768c;font-size:.76rem;text-transform:uppercase;letter-spacing:.04em;text-align:left;padding:.6rem .7rem;border-bottom:1px solid var(--line)}
td{padding:.65rem .7rem;border-bottom:1px solid #f0f1f7;font-size:.93rem}
tr:hover td{background:#fafaff}
.pill{display:inline-block;font-size:.74rem;font-weight:700;padding:.18rem .6rem;border-radius:999px}
.pill.green{background:#e7f7ec;color:#15803d}.pill.amber{background:#fff4d6;color:#9a6a00}.pill.grey{background:#eef1f7;color:#5b6577}.pill.red{background:#fde8e8;color:#b91c1c}
.toolbar{display:flex;gap:.6rem;flex-wrap:wrap;align-items:center;margin-bottom:1rem}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:10px;overflow:hidden}
.seg button{border:none;background:#fff;padding:.45rem .8rem;cursor:pointer;font-size:.9rem}
.seg button.on{background:var(--purple);color:#fff}
.drop{border:2px dashed #c4b5fd;border-radius:16px;background:#faf8ff;padding:26px;text-align:center;color:var(--muted)}
.page{display:none}.page.show{display:block}
.kbd-note{font-size:.85rem;color:var(--muted)}
@media (max-width:1100px){.stat-grid{grid-template-columns:repeat(3,1fr)}.grid.c4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:900px){
  .hero-grid,.showcase{grid-template-columns:1fr}
  .cols,.cols-files{grid-template-columns:1fr}
  .nav-links{display:none;position:absolute;top:66px;left:0;right:0;background:#fff;flex-direction:column;padding:1rem;box-shadow:0 20px 30px rgba(0,0,0,.08)}
  .nav-links.open{display:flex}
  .nav-burger{display:block}
  .sidebar{position:fixed;left:0;top:0}
  .search{min-width:0;flex:1}
}
@media (max-width:620px){.stat-grid{grid-template-columns:repeat(2,1fr)}.grid.c4,.grid.c3,.grid.c2{grid-template-columns:1fr}.foot-grid{grid-template-columns:1fr 1fr}.content{padding:16px}.dp-side{display:none}}

/* Upgrade additions: bulk bar, storage meter, sort, favourites, toasts */
.bulkbar{display:flex;gap:.5rem;align-items:center;background:#14243e;color:#fff;border-radius:.7rem;
  padding:.55rem .9rem;margin:0 0 1rem;flex-wrap:wrap}
.bulkbar .btn{border:none;cursor:pointer}
.sortsel{padding:.42rem .6rem;border:1px solid #dfe3ee;border-radius:.55rem;background:#fff;font:inherit}
.storage-meter{margin-top:1rem;border-top:1px solid #eceef5;padding-top:.9rem}
.storage-meter .sm-head{display:flex;justify-content:space-between;font-size:.85rem;margin-bottom:.4rem}
.storage-meter .sm-track{height:10px;background:#eceef5;border-radius:99px;overflow:hidden}
.storage-meter .sm-fill{height:100%;background:#7c3aed;border-radius:99px;transition:width .4s}
.storage-meter small{color:var(--muted)}
.fcard{position:relative}
.fcard .fcheck{position:absolute;top:10px;left:10px;width:16px;height:16px;accent-color:#6d28d9}
.fcard .favstar{position:absolute;top:6px;right:10px;cursor:pointer;color:#f5b93f;font-size:1.05rem}
#demoToasts{position:fixed;right:1rem;bottom:1rem;z-index:99;display:flex;flex-direction:column;gap:.5rem}
.demo-toast{background:#14243e;color:#fff;padding:.65rem 1rem;border-radius:.6rem;box-shadow:0 10px 26px rgba(20,36,62,.3);font-size:.9rem}