*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Arial,sans-serif;background:#f6f7fb;color:#171923}a{color:#2457d6;text-decoration:none}button,input{font:inherit}.top{height:64px;background:#fff;border-bottom:1px solid #e7e9ef;display:flex;align-items:center;justify-content:space-between;padding:0 24px}.brand{font-size:22px;font-weight:800;color:#171923}.top nav{display:flex;gap:18px;align-items:center}.container{max-width:1100px;margin:32px auto;padding:0 20px}.hero,.auth-card{background:#fff;border:1px solid #e5e7ee;border-radius:18px;box-shadow:0 8px 30px rgba(18,31,53,.06)}.hero{padding:28px;margin-bottom:28px}.auth-card{max-width:460px;margin:60px auto;padding:30px}.form{display:grid;gap:16px}.form label{display:grid;gap:7px;font-weight:600}.form input{padding:12px 14px;border:1px solid #ccd1dc;border-radius:10px}.form button,.hero button,button{border:0;border-radius:10px;background:#2457d6;color:#fff;padding:11px 16px;cursor:pointer}.drop{border:2px dashed #b9c3da;border-radius:14px;padding:36px 20px;text-align:center;display:grid;gap:8px;cursor:pointer;margin:18px 0}.drop input{display:none}.muted{color:#6b7280}.center{text-align:center}.alert{padding:12px 14px;border-radius:10px;margin:12px 0}.alert.error{background:#feecec;color:#9b1c1c}.alert.success{background:#eaf8ef;color:#166534}.section-head{display:flex;justify-content:space-between;align-items:center}.table-wrap{overflow:auto;background:#fff;border:1px solid #e5e7ee;border-radius:14px}table{border-collapse:collapse;width:100%;min-width:760px}th,td{padding:14px 16px;border-bottom:1px solid #eceef3;text-align:left;vertical-align:middle}th{font-size:13px;color:#6b7280;background:#fafbfc}.actions{display:flex;gap:8px;align-items:center}.actions form{margin:0}.linkbtn{background:#edf2ff;color:#244aa5}.danger{background:#c0392b}.empty{padding:30px;background:#fff;border:1px dashed #ccd1dc;border-radius:14px;color:#6b7280}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:18px 0 30px}.stats>div{background:#fff;border:1px solid #e5e7ee;border-radius:14px;padding:20px}.stats strong{display:block;font-size:26px}.stats span{color:#6b7280}@media(max-width:700px){.top{padding:0 14px}.top nav span{display:none}.container{margin:20px auto;padding:0 12px}.stats{grid-template-columns:1fr}.auth-card{margin:20px 12px}.section-head{display:block}}

/* Public landing page */
.landing-body{background:#fff;color:#111827}.landing-shell{width:min(1160px,calc(100% - 40px));margin:0 auto}.landing-top{position:relative;z-index:10;background:#fff}.guest-nav{gap:10px!important}.guest-nav .nav-login{color:#374151;font-weight:600}.button-small,.button-primary,.button-secondary{display:inline-flex;align-items:center;justify-content:center;border-radius:10px;font-weight:700;text-decoration:none}.button-small{padding:9px 14px;background:#111827;color:#fff!important}.landing-hero{overflow:hidden;background:linear-gradient(180deg,#f8faff 0%,#fff 100%);border-bottom:1px solid #eef0f5}.hero-grid{min-height:610px;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:70px;padding:70px 0}.eyebrow{display:inline-block;font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#2457d6;margin-bottom:16px}.hero-copy h1{font-size:clamp(42px,5.2vw,72px);line-height:1.02;letter-spacing:-.045em;margin:0 0 24px;color:#10131a}.hero-lead{max-width:620px;font-size:20px;line-height:1.6;color:#5f6775;margin:0 0 30px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.button-large{padding:14px 20px}.button-primary{background:#2457d6;color:#fff}.button-primary:hover{background:#1e49b6}.button-secondary{background:#fff;color:#1f2937;border:1px solid #d6dae3}.button-secondary:hover{background:#f8fafc}.hero-note{font-size:14px;color:#7a8290;margin:16px 0 0}.upload-preview{position:relative}.upload-preview:before{content:"";position:absolute;width:430px;height:430px;border-radius:50%;background:#e8efff;filter:blur(2px);left:50%;top:50%;transform:translate(-50%,-50%)}.preview-window{position:relative;background:#fff;border:1px solid #dfe4ee;border-radius:22px;box-shadow:0 28px 70px rgba(22,39,74,.15);padding:18px}.preview-top{display:flex;gap:7px;padding-bottom:16px;border-bottom:1px solid #eef0f4}.preview-top span{width:8px;height:8px;border-radius:50%;background:#d6dae2}.preview-content{height:255px;border:2px dashed #bdc8df;border-radius:16px;margin-top:18px;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;gap:8px;color:#697386}.preview-content strong{font-size:18px;color:#1e293b}.preview-icon{width:58px;height:58px;border-radius:16px;display:grid;place-items:center;background:#edf2ff;color:#2457d6;font-size:30px;font-weight:700;margin-bottom:8px}.preview-file{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;margin-top:15px;padding:13px;border-radius:13px;background:#f7f9fc}.preview-file-icon{width:38px;height:38px;border-radius:9px;background:#e5ebfa;color:#2457d6;font-weight:800;display:grid;place-items:center}.preview-file strong,.preview-file span{display:block}.preview-file span{font-size:12px;color:#7a8290;margin-top:3px}.preview-ok{width:26px;height:26px;border-radius:50%;background:#e8f7ee;color:#15803d;display:grid;place-items:center;font-weight:800}.landing-section{padding:90px 0}.landing-section-alt{background:#f7f8fb;border-top:1px solid #eceff4;border-bottom:1px solid #eceff4}.section-intro{text-align:center;max-width:700px;margin:0 auto 46px}.section-intro h2,.benefit-layout h2,.cta-box h2{font-size:clamp(32px,4vw,48px);line-height:1.1;letter-spacing:-.035em;margin:0 0 14px}.section-intro p,.benefit-lead{font-size:18px;line-height:1.65;color:#697386;margin:0}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature-card{border:1px solid #e4e7ee;border-radius:18px;padding:28px;background:#fff;min-height:240px}.feature-number{font-size:13px;font-weight:800;color:#2457d6;margin-bottom:48px}.feature-card h3{font-size:21px;margin:0 0 10px}.feature-card p{color:#697386;line-height:1.6;margin:0}.benefit-layout{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:center}.benefit-list{display:grid;gap:14px}.benefit-list>div{display:grid;grid-template-columns:38px 1fr;gap:12px;padding:20px;background:#fff;border:1px solid #e1e5ec;border-radius:15px}.benefit-list>div>span{width:30px;height:30px;border-radius:50%;background:#eaf8ef;color:#15803d;display:grid;place-items:center;font-weight:800}.benefit-list p{margin:0;color:#697386;line-height:1.5}.benefit-list strong{color:#202631}.landing-cta{padding:80px 0}.cta-box{border-radius:24px;background:#111827;color:#fff;padding:44px 48px;display:flex;justify-content:space-between;gap:30px;align-items:center}.cta-box h2{font-size:34px;margin-bottom:8px}.cta-box p{margin:0;color:#b7bfcc}.cta-box .button-primary{white-space:nowrap}.landing-footer{border-top:1px solid #e8ebf0;padding:26px 0;background:#fff}.landing-footer .landing-shell{display:flex;justify-content:space-between;gap:20px;color:#77808f}.landing-footer strong{color:#171923}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr;gap:45px;padding:56px 0 70px}.upload-preview{max-width:600px;width:100%;margin:0 auto}.benefit-layout{grid-template-columns:1fr;gap:42px}.feature-grid{grid-template-columns:1fr}.feature-card{min-height:0}.feature-number{margin-bottom:28px}.landing-section{padding:65px 0}}
@media(max-width:620px){.landing-shell{width:min(100% - 28px,1160px)}.landing-top{height:60px}.guest-nav .nav-login{display:none}.hero-grid{min-height:auto;padding-top:46px}.hero-copy h1{font-size:42px}.hero-lead{font-size:17px}.hero-actions{display:grid}.button-large{width:100%}.preview-content{height:210px}.landing-section{padding:56px 0}.cta-box{padding:30px 24px;display:grid}.cta-box .button-large{width:100%}.landing-footer .landing-shell{display:grid;gap:6px}}

/* File page */
.file-page{max-width:1050px}.file-card{background:#fff;border:1px solid #e5e7ee;border-radius:20px;box-shadow:0 8px 30px rgba(18,31,53,.06);padding:28px}.file-head{display:flex;justify-content:space-between;gap:24px;align-items:flex-start;margin-bottom:22px}.file-head h1{margin:8px 0 8px;font-size:34px;line-height:1.15;word-break:break-word}.file-badge{display:inline-flex;align-items:center;padding:7px 11px;border-radius:999px;background:#edf2ff;color:#244aa5;font-size:12px;font-weight:800;letter-spacing:.03em;text-transform:uppercase}.file-actions-main{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}.button-inline{padding:11px 16px}.file-meta-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:26px}.file-meta-grid>div{background:#f8f9fc;border:1px solid #e6e9f1;border-radius:14px;padding:16px}.file-meta-grid span{display:block;font-size:12px;color:#6b7280;margin-bottom:7px;text-transform:uppercase;letter-spacing:.05em}.file-meta-grid strong{font-size:15px;word-break:break-word}.preview-panel{border:1px solid #e5e7ee;border-radius:18px;padding:20px;background:#fcfcfe}.preview-panel-head{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:16px}.preview-panel-head h2{margin:0;font-size:22px}.image-preview-wrap,.doc-frame-wrap,.media-preview-wrap,.text-preview-wrap{background:#f5f7fb;border:1px solid #e3e7ef;border-radius:16px;overflow:hidden}.image-preview{display:block;width:100%;max-height:75vh;object-fit:contain;background:#fff}.doc-frame{display:block;width:100%;height:75vh;border:0;background:#fff}.text-preview-wrap pre{margin:0;padding:20px;overflow:auto;white-space:pre-wrap;word-break:break-word;font:14px/1.6 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:#1f2937}.preview-note{margin:10px 2px 0}.media-player{display:block;width:100%;max-height:75vh;background:#000}.audio-panel{padding:26px;display:grid;gap:18px;justify-items:center}.audio-art{width:84px;height:84px;border-radius:24px;background:#e9efff;color:#2457d6;display:grid;place-items:center;font-size:38px;font-weight:800}.audio-player{width:min(640px,100%)}.unsupported-preview{padding:44px 20px;text-align:center;background:#f5f7fb;border:1px dashed #ced6e6;border-radius:16px}.unsupported-icon{font-size:56px;margin-bottom:12px}.unsupported-preview h3{margin:0 0 10px}.unsupported-preview p{margin:0 0 18px;color:#6b7280}.share-box{margin-top:24px;padding:18px;border:1px solid #e5e7ee;border-radius:16px;background:#fff}.share-box label{display:block;font-weight:700;margin-bottom:10px}.share-row{display:flex;gap:10px}.share-row input{flex:1;min-width:0;padding:12px 14px;border:1px solid #ccd1dc;border-radius:10px;background:#fbfcfe}.inline-action{display:inline-flex;align-items:center;justify-content:center;padding:10px 12px}
@media(max-width:860px){.file-head{display:grid}.file-actions-main{justify-content:flex-start}.file-meta-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.file-card{padding:18px}.file-head h1{font-size:26px}.file-meta-grid{grid-template-columns:1fr}.preview-panel-head{display:block}.doc-frame{height:60vh}.share-row{display:grid}.actions{flex-wrap:wrap}}

.docx-preview-wrap{background:#eef1f6;border:1px solid #e3e7ef;border-radius:16px;padding:26px;overflow:auto}.docx-paper{max-width:820px;min-height:420px;margin:0 auto;background:#fff;border:1px solid #dfe3ea;box-shadow:0 8px 28px rgba(20,31,50,.08);padding:56px 64px;font-family:Georgia,"Times New Roman",serif;font-size:16px;line-height:1.7;color:#20242c;white-space:normal;word-break:break-word}@media(max-width:640px){.docx-preview-wrap{padding:10px}.docx-paper{padding:28px 20px;font-size:15px}}

/* Full Office document preview: DOC, DOCX, XLS, XLSX */
.office-preview-wrap{position:relative;width:100%;height:78vh;min-height:620px;background:#eef1f6;border:1px solid #dfe4ec;border-radius:16px;overflow:hidden}.office-frame{display:block;width:100%;height:100%;border:0;background:#fff}.office-preview-note{display:grid;gap:4px;margin-top:12px;padding:13px 15px;border-radius:12px;background:#f4f7ff;color:#586174;font-size:13px;line-height:1.45}.office-preview-note strong{color:#244aa5}.office-preview-note span{display:block}@media(max-width:640px){.office-preview-wrap{height:68vh;min-height:480px}}

.admin-stats{grid-template-columns:repeat(5,1fr)}
@media(max-width:1000px){.admin-stats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.admin-stats{grid-template-columns:1fr}}
.file-meta-grid{grid-template-columns:repeat(5,1fr)}
@media(max-width:860px){.file-meta-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.file-meta-grid{grid-template-columns:1fr}}

/* MVP upload progress */
.drop.dragging{border-color:#2457d6;background:#f4f7ff}.upload-progress{display:flex;gap:12px;align-items:center;margin-top:14px}.upload-progress[hidden]{display:none}.upload-progress-track{height:10px;flex:1;background:#e8ebf2;border-radius:999px;overflow:hidden}.upload-progress-bar{width:0;height:100%;background:#2457d6;transition:width .12s linear}.admin-stats{grid-template-columns:repeat(5,1fr)}@media(max-width:980px){.admin-stats{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){.admin-stats{grid-template-columns:1fr}}

/* Admin settings */
.admin-panel{background:#fff;border:1px solid #e5e7ee;border-radius:18px;padding:24px;margin:28px 0}.settings-form{display:grid;gap:22px}.settings-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.settings-grid label,.settings-block{display:grid;gap:7px;font-weight:600}.settings-grid input,.settings-block textarea{width:100%;padding:12px 14px;border:1px solid #ccd1dc;border-radius:10px;background:#fff;font:inherit}.settings-grid .span-2{grid-column:1/-1}.settings-switches{display:grid;gap:10px;padding:16px;border-radius:12px;background:#f7f8fb;border:1px solid #e5e7ee}.settings-switches label{display:flex;align-items:center;gap:10px;font-weight:600}.settings-switches input{width:18px;height:18px}.settings-note{padding:14px 16px;border-radius:12px;background:#fff8e7;border:1px solid #f1dfb0;color:#6f5515}.admin-stats{grid-template-columns:repeat(5,1fr)}
@media(max-width:900px){.admin-stats{grid-template-columns:repeat(2,1fr)}.settings-grid{grid-template-columns:1fr}.settings-grid .span-2{grid-column:auto}}

/* Separate admin settings page */
.settings-page{max-width:1050px}.admin-page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;margin-bottom:24px}.admin-page-head h1{margin:0 0 8px}.settings-card{padding:0;overflow:hidden}.settings-section{padding:26px 28px;border-bottom:1px solid #e9ecf2}.settings-section:last-of-type{border-bottom:0}.settings-section-title{margin-bottom:20px}.settings-section-title h2{margin:0 0 6px;font-size:21px}.settings-section-title p{margin:0}.settings-grid-top{margin-top:18px}.settings-actions{padding:22px 28px;background:#fafbfc;border-top:1px solid #e9ecf2;display:flex;justify-content:flex-end}.settings-note{margin:22px 28px 0}.settings-form>.settings-note+ .settings-actions{margin-top:22px}.settings-form textarea{width:100%;padding:12px 14px;border:1px solid #ccd1dc;border-radius:10px;resize:vertical;font:inherit}.settings-form input[type="checkbox"]{accent-color:#2457d6}.button-secondary.button-inline{white-space:nowrap}
@media(max-width:700px){.admin-page-head{display:grid}.button-secondary.button-inline{width:max-content}.settings-section{padding:20px}.settings-note{margin:18px 20px 0}.settings-actions{padding:18px 20px}.settings-grid{grid-template-columns:1fr!important}.settings-grid .span-2{grid-column:auto!important}}

/* v2 dashboard */
.dashboard-summary{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:0 0 24px}.dashboard-summary>div{background:#fff;border:1px solid #e5e7ee;border-radius:14px;padding:18px}.dashboard-summary span{display:block;color:#6b7280;font-size:12px;text-transform:uppercase;letter-spacing:.05em;margin-bottom:7px}.dashboard-summary strong{font-size:20px}.upload-options{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:14px 0}.upload-options label,.plan-card label,.panel-form label{display:grid;gap:7px;font-weight:600}.upload-options input,.upload-options select,.plan-card input,.panel-form input,.panel-form select,.panel-form textarea,.search-sort input,.search-sort select,.inline-form input,.inline-form select{padding:10px 12px;border:1px solid #ccd1dc;border-radius:10px;background:#fff;font:inherit}.file-toolbar{display:flex;justify-content:space-between;align-items:center;gap:16px;margin:24px 0 14px}.breadcrumbs{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.search-sort{display:flex;gap:8px;flex-wrap:wrap}.folder-actions{margin-bottom:14px}.inline-form{display:flex;gap:8px;align-items:center}.folder-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:12px;margin:14px 0 22px}.folder-card{display:flex;gap:10px;align-items:center;padding:16px;border:1px solid #e5e7ee;background:#fff;border-radius:14px;color:#1f2937}.folder-card span{font-size:24px}.bulk-bar{display:flex;justify-content:space-between;align-items:center;margin:10px 0;padding:10px 12px;background:#f7f8fb;border:1px solid #e5e7ee;border-radius:12px}.file-tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:6px}.file-tags span{font-size:11px;padding:3px 7px;border-radius:999px;background:#eef2f7;color:#596273}.small{font-size:12px}.narrow-page{max-width:760px}.panel-form{background:#fff;border:1px solid #e5e7ee;border-radius:16px;padding:22px}.panel-form textarea{resize:vertical}.check-row{display:flex!important;align-items:center;gap:8px}.check-row input{width:auto!important}.password-gate{max-width:520px;margin:30px auto;padding:26px;border:1px solid #e5e7ee;border-radius:16px;background:#f8fafc}.file-description{max-width:760px;color:#5f6775;line-height:1.6}.account-grid{display:grid;grid-template-columns:340px 1fr;gap:20px}.ua-cell{max-width:420px;word-break:break-word}.status-ok{color:#15803d}.status-warn{color:#b45309}.plan-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}.plan-card{display:grid;gap:12px}.settings-form select{width:100%;padding:12px 14px;border:1px solid #ccd1dc;border-radius:10px;background:#fff;font:inherit}.settings-note code{word-break:break-all}
@media(max-width:900px){.dashboard-summary{grid-template-columns:repeat(2,1fr)}.upload-options{grid-template-columns:repeat(2,1fr)}.file-toolbar{display:grid}.account-grid{grid-template-columns:1fr}}
@media(max-width:600px){.dashboard-summary,.upload-options{grid-template-columns:1fr}.search-sort,.inline-form{display:grid}.bulk-bar{gap:12px}.file-toolbar{margin-top:18px}}

/* Moving files between folders */
.bulk-left,.bulk-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.bulk-actions select{padding:9px 11px;border:1px solid #ccd1dc;border-radius:10px;background:#fff;font:inherit;min-width:190px}.file-row{transition:background .15s ease,opacity .15s ease}.file-row[draggable="true"]{cursor:grab}.file-row[draggable="true"]:active{cursor:grabbing}.file-row.selected-row{background:#f2f6ff}.file-row.dragging-file{opacity:.45}.folder-drop-target{transition:border-color .15s ease,background .15s ease,box-shadow .15s ease,transform .15s ease}.folder-card.folder-drag-over,.root-drop-target.folder-drag-over{background:#eaf0ff;border-color:#2457d6;box-shadow:0 0 0 3px rgba(36,87,214,.12);transform:translateY(-2px)}.root-drop-target{padding:5px 8px;border:1px dashed transparent;border-radius:8px}.root-drop-target.folder-drag-over{border-style:dashed}.folder-card:after{content:""}.folder-card.folder-drag-over:after{content:"Переместить сюда";margin-left:auto;font-size:11px;font-weight:700;color:#2457d6}
@media(max-width:700px){.bulk-bar{align-items:stretch;flex-direction:column}.bulk-actions{display:grid;grid-template-columns:1fr 1fr}.bulk-actions select{grid-column:1/-1;min-width:0}.file-row[draggable="true"]{cursor:default}}

/* === Modern UI refresh === */
:root{
  --bg:#f4f7fb;
  --surface:#ffffff;
  --surface-soft:#f8faff;
  --text:#111827;
  --muted:#6b7280;
  --line:#e6eaf1;
  --primary:#5b5cf0;
  --primary-dark:#4647d6;
  --primary-soft:#eeefff;
  --accent:#7c3aed;
  --success:#0f9f6e;
  --danger:#dc3d4f;
  --shadow-sm:0 6px 18px rgba(23,34,56,.06);
  --shadow-md:0 16px 42px rgba(23,34,56,.10);
  --radius:18px;
}
html{scroll-behavior:smooth}
body{background:
  radial-gradient(circle at 10% 0%,rgba(91,92,240,.08),transparent 30%),
  radial-gradient(circle at 100% 15%,rgba(124,58,237,.06),transparent 28%),
  var(--bg);color:var(--text)}
a{color:var(--primary)}
.top{height:72px;padding:0 28px;background:rgba(255,255,255,.88);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid rgba(230,234,241,.9);position:sticky;top:0;z-index:50}
.brand{font-size:24px;letter-spacing:-.04em;font-weight:900;display:flex;align-items:center;gap:10px;color:#111827}
.brand:before{content:"";width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--primary),var(--accent));box-shadow:0 8px 20px rgba(91,92,240,.28)}
.top nav{gap:10px}
.top nav a,.top nav span{padding:9px 12px;border-radius:10px}
.top nav a:hover{background:var(--primary-soft)}
.container{max-width:1240px;margin:34px auto;padding:0 24px}

.hero,.auth-card,.file-card{border:1px solid rgba(226,231,240,.95);box-shadow:var(--shadow-sm)}
.hero{position:relative;overflow:hidden;padding:32px;border-radius:24px;background:linear-gradient(135deg,#fff 0%,#fafbff 68%,#f4f0ff 100%)}
.hero:after{content:"";position:absolute;right:-80px;top:-90px;width:240px;height:240px;border-radius:50%;background:radial-gradient(circle,rgba(91,92,240,.16),rgba(91,92,240,0) 68%);pointer-events:none}
.hero h1{font-size:32px;letter-spacing:-.03em;margin:0 0 8px}
.hero>p{margin-top:0}
.drop{position:relative;min-height:180px;border:2px dashed #c7cef4;border-radius:20px;padding:42px 20px;background:linear-gradient(180deg,rgba(247,248,255,.95),rgba(255,255,255,.95));transition:.22s ease;box-shadow:inset 0 0 0 1px rgba(91,92,240,.02)}
.drop:before{content:"↑";display:grid;place-items:center;margin:0 auto 8px;width:58px;height:58px;border-radius:18px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-size:28px;font-weight:800;box-shadow:0 12px 24px rgba(91,92,240,.24)}
.drop strong{font-size:18px}.drop span{color:var(--muted)}
.drop:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:0 12px 28px rgba(91,92,240,.10)}
.upload-options{display:grid!important;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:18px 0}
.upload-options label{display:grid;gap:7px;font-size:13px;font-weight:700;color:#4b5563}
.upload-options select,.upload-options input,.search-sort input,.search-sort select,.inline-form input,.bulk-actions select,.form input,.form select,.share-row input{width:100%;border:1px solid #d7ddeb;background:#fff;border-radius:12px;padding:12px 13px;outline:none;transition:.18s ease}
.upload-options select:focus,.upload-options input:focus,.search-sort input:focus,.search-sort select:focus,.inline-form input:focus,.form input:focus,.form select:focus,.share-row input:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(91,92,240,.10)}
button,.form button,.hero button{border-radius:12px;background:linear-gradient(135deg,var(--primary),#6667f5);box-shadow:0 7px 16px rgba(91,92,240,.18);font-weight:700;transition:.18s ease}
button:hover,.form button:hover,.hero button:hover{transform:translateY(-1px);box-shadow:0 10px 22px rgba(91,92,240,.24)}
.linkbtn{background:var(--primary-soft)!important;color:#4142bd!important;box-shadow:none!important}.linkbtn:hover{background:#e1e3ff!important}
.danger{background:#fff0f2!important;color:#b42336!important;box-shadow:none!important}.danger:hover{background:#ffe2e7!important}

.dashboard-summary{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:22px}
.dashboard-summary>div{position:relative;overflow:hidden;background:rgba(255,255,255,.92);border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:var(--shadow-sm)}
.dashboard-summary>div:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,var(--primary),var(--accent))}
.dashboard-summary span{display:block;font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:7px;font-weight:800}
.dashboard-summary strong{font-size:24px;letter-spacing:-.03em}

.file-toolbar{display:flex;justify-content:space-between;gap:18px;align-items:center;margin:28px 0 14px;padding:14px 16px;background:rgba(255,255,255,.88);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-sm)}
.breadcrumbs{display:flex;gap:8px;align-items:center;flex-wrap:wrap;font-weight:700}.breadcrumbs a{padding:7px 10px;border-radius:9px}.breadcrumbs a:hover{background:var(--primary-soft)}
.search-sort{display:flex;gap:8px;align-items:center}.search-sort input{min-width:220px}.search-sort button{white-space:nowrap}
.folder-actions{margin:12px 0 14px}.inline-form{display:flex;gap:8px}.inline-form input{max-width:260px}
.folder-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:14px;margin:14px 0 22px}
.folder-card{position:relative;display:flex;align-items:center;gap:12px;min-height:88px;padding:18px;border-radius:18px;background:linear-gradient(145deg,#fff,#f7f8ff);border:1px solid var(--line);box-shadow:var(--shadow-sm);color:#1f2937;transition:.2s ease}
.folder-card span{font-size:28px;filter:drop-shadow(0 5px 8px rgba(91,92,240,.10))}.folder-card strong{font-size:15px}
.folder-card:hover{transform:translateY(-3px);border-color:#cfd3ff;box-shadow:0 14px 28px rgba(40,48,80,.10)}
.folder-card.drag-over,.root-drop-target.drag-over{outline:3px solid rgba(91,92,240,.20);background:#f0f1ff}

.bulk-bar{display:flex;justify-content:space-between;align-items:center;gap:14px;margin:12px 0;padding:12px 14px;background:rgba(255,255,255,.9);border:1px solid var(--line);border-radius:14px}.bulk-left,.bulk-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.table-wrap{border-radius:20px;border:1px solid var(--line);box-shadow:var(--shadow-sm);background:rgba(255,255,255,.95)}
table{min-width:920px}th{background:#f8f9fd;color:#667085;font-size:12px;text-transform:uppercase;letter-spacing:.05em}th,td{padding:16px 18px}tbody tr{transition:.16s ease}tbody tr:hover{background:#fafbff}.file-row[draggable="true"]{cursor:grab}.file-row[draggable="true"]:active{cursor:grabbing}.file-row.dragging{opacity:.55;background:#f0f1ff}
.file-tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:7px}.file-tags span{font-size:11px;font-weight:800;color:#5558a9;background:#f0f1ff;border:1px solid #e0e2ff;padding:4px 7px;border-radius:999px}
.small{font-size:12px}.actions{flex-wrap:wrap}
.empty{background:linear-gradient(145deg,#fff,#fafbff);border:1px dashed #cfd5e4;border-radius:18px;padding:42px;text-align:center}

.upload-progress{margin-top:16px;display:flex;align-items:center;gap:12px}.upload-progress-track{height:10px;background:#e8ebf4;border-radius:999px;overflow:hidden;flex:1}.upload-progress-bar{height:100%;width:0;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:999px;transition:width .15s ease}
.alert{border:1px solid transparent;box-shadow:var(--shadow-sm)}.alert.success{border-color:#c8efdd}.alert.error{border-color:#ffd0d6}

/* Auth */
.auth-card{max-width:500px;margin:70px auto;padding:34px;border-radius:24px;background:rgba(255,255,255,.96)}
.auth-card h1{font-size:34px;letter-spacing:-.04em;margin-top:0}
.form{gap:17px}.form label{font-size:14px}.form input{min-height:46px}

/* Landing refresh */
.landing-body{background:#fff}.landing-top{background:rgba(255,255,255,.86)}
.landing-hero{position:relative;background:
 radial-gradient(circle at 85% 20%,rgba(124,58,237,.14),transparent 28%),
 radial-gradient(circle at 15% 0%,rgba(91,92,240,.13),transparent 34%),
 linear-gradient(180deg,#fbfbff 0%,#ffffff 100%)}
.hero-grid{min-height:680px;gap:84px}.hero-copy h1{font-size:clamp(48px,6vw,78px);background:linear-gradient(135deg,#10131a 10%,#3730a3 75%,#7c3aed);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{font-size:21px}.eyebrow{padding:8px 12px;border-radius:999px;background:#eef0ff;color:#4a4bd4;margin-bottom:18px}.button-primary{background:linear-gradient(135deg,var(--primary),var(--accent));box-shadow:0 12px 28px rgba(91,92,240,.24)}
.button-secondary{border-color:#dfe3ec;box-shadow:0 6px 18px rgba(20,30,55,.06)}
.preview-window{border-radius:28px;box-shadow:0 30px 80px rgba(38,45,80,.18);transform:rotate(1.2deg)}
.preview-content{border-radius:20px;background:linear-gradient(180deg,#fcfcff,#f6f7ff)}
.feature-card{border-radius:22px;box-shadow:var(--shadow-sm);transition:.2s ease}.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.cta-box{background:linear-gradient(135deg,#111827,#26236a 60%,#4c1d95);box-shadow:0 22px 60px rgba(22,25,60,.22)}

/* Admin */
.stats{grid-template-columns:repeat(4,1fr)}.stats>div{border-radius:18px;border:1px solid var(--line);box-shadow:var(--shadow-sm);background:linear-gradient(145deg,#fff,#fbfbff)}
.stats strong{font-size:30px;letter-spacing:-.04em}

/* File page */
.file-card{border-radius:24px}.file-meta-grid>div{border-radius:16px;background:linear-gradient(145deg,#fbfcff,#f7f8fc)}.preview-panel{border-radius:20px;background:#fbfcff}.image-preview-wrap,.doc-frame-wrap,.media-preview-wrap,.text-preview-wrap{border-radius:18px}

@media(max-width:980px){
  .upload-options{grid-template-columns:repeat(2,1fr)}
  .dashboard-summary{grid-template-columns:repeat(2,1fr)}
  .file-toolbar{align-items:stretch;flex-direction:column}
  .search-sort{flex-wrap:wrap}.search-sort input{flex:1;min-width:180px}
  .stats{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:700px){
  .top{height:64px;padding:0 14px}.brand{font-size:20px}.brand:before{width:29px;height:29px;border-radius:9px}.top nav{gap:4px}.top nav a{padding:8px}
  .container{margin:18px auto;padding:0 12px}.hero{padding:20px;border-radius:20px}.hero h1{font-size:27px}.drop{min-height:155px;padding:30px 16px}.upload-options{grid-template-columns:1fr}.dashboard-summary{grid-template-columns:1fr 1fr;gap:10px}.dashboard-summary>div{padding:16px}.dashboard-summary strong{font-size:20px}
  .file-toolbar{padding:12px}.search-sort{display:grid;grid-template-columns:1fr}.search-sort input{min-width:0}.folder-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.folder-card{min-height:78px;padding:14px}.bulk-bar{align-items:stretch;flex-direction:column}.bulk-actions{display:grid;grid-template-columns:1fr}.inline-form{display:grid}.inline-form input{max-width:none}.stats{grid-template-columns:1fr}.auth-card{margin:24px 12px;padding:24px}
}
@media(max-width:470px){.dashboard-summary{grid-template-columns:1fr}.folder-grid{grid-template-columns:1fr}.top nav a[href="account.php"]{display:none}.hero-grid{padding-top:36px}.hero-copy h1{font-size:41px}}

/* Image hosting tools */
.image-links-panel{margin-top:22px;padding:20px;border:1px solid var(--line,#e5e7ee);border-radius:18px;background:linear-gradient(180deg,#fff,#f8faff)}
.image-link-grid,.upload-code-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.image-link-grid label,.upload-code-item{display:grid;gap:7px;font-size:13px;font-weight:700;color:#4b5563}
.code-copy-row{display:flex;gap:8px;min-width:0}.code-copy-row input{min-width:0;flex:1;padding:11px 12px;border:1px solid #d7dce7;border-radius:11px;background:#fff;color:#293244;font:13px/1.4 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.code-copy-row .linkbtn{white-space:nowrap}
.thumb-preview{margin-top:18px;padding:14px;border-radius:15px;background:#eef3fb;text-align:center}.thumb-preview img{display:block;max-width:100%;max-height:280px;margin:auto;border-radius:12px;box-shadow:0 8px 24px rgba(28,39,62,.12)}
.upload-results{display:grid;gap:14px;margin-top:18px}.upload-result-card{padding:16px;border:1px solid #e1e6ef;border-radius:16px;background:#fff}.upload-result-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:12px}.upload-image-result{display:grid;grid-template-columns:180px 1fr;gap:16px;margin-top:14px}.upload-image-result>img{width:180px;height:130px;object-fit:contain;border:1px solid #e2e7ef;border-radius:13px;background:#f6f8fc}.refresh-files{justify-self:start;border:1px solid #d6dae3;background:#fff;color:#1f2937}
@media(max-width:800px){.image-link-grid,.upload-code-grid{grid-template-columns:1fr}.upload-image-result{grid-template-columns:1fr}.upload-image-result>img{width:100%;height:auto;max-height:240px}.code-copy-row{display:grid}.upload-result-head{align-items:flex-start;flex-direction:column}}


/* Hover image preview in file list */
.file-name-link.image-hover-link{position:relative;display:inline-block}
.image-hover-popup{
  position:fixed;
  z-index:9999;
  width:min(360px,calc(100vw - 24px));
  padding:10px;
  border:1px solid rgba(143,155,180,.28);
  border-radius:16px;
  background:rgba(255,255,255,.97);
  box-shadow:0 24px 60px rgba(28,39,62,.22);
  backdrop-filter:blur(16px);
  opacity:0;
  transform:translateY(6px) scale(.985);
  pointer-events:none;
  transition:opacity .14s ease,transform .14s ease;
}
.image-hover-popup.visible{opacity:1;transform:translateY(0) scale(1);pointer-events:auto}
.image-hover-preview{
  display:block;
  width:100%;
  max-height:300px;
  object-fit:contain;
  border-radius:11px;
  background:#f3f5f9;
}
.image-hover-caption{
  padding:9px 4px 2px;
  font-size:13px;
  line-height:1.35;
  font-weight:650;
  color:#394255;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.image-hover-loading{
  min-height:120px;
  display:grid;
  place-items:center;
  padding:18px;
  color:#7a8496;
  font-size:13px;
  text-align:center;
  background:#f7f9fc;
  border-radius:11px;
}
@media(max-width:700px){
  .image-hover-popup{display:none!important}
}

/* Admin v3 */
.admin-stats-grid{grid-template-columns:repeat(3,1fr)}.admin-mini-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:22px 0 34px}.admin-panel{background:#fff;border:1px solid var(--line,#e5e7ee);border-radius:18px;padding:20px;box-shadow:0 8px 26px rgba(18,31,53,.05)}.admin-panel h2{margin-top:0}.admin-rank-row,.audit-row{display:flex;justify-content:space-between;gap:14px;align-items:center;padding:10px 0;border-bottom:1px solid #edf0f5}.admin-rank-row:last-child,.audit-row:last-child{border-bottom:0}.admin-search{display:flex;gap:8px;align-items:center}.admin-search input{min-width:240px;padding:10px 12px;border:1px solid #ccd1dc;border-radius:10px}.quota-form{display:flex;gap:5px}.quota-form input{width:90px;padding:8px;border:1px solid #ccd1dc;border-radius:8px}.quota-form button{padding:8px 10px}.audit-row time{white-space:nowrap;color:#7a8496;font-size:12px}.audit-details{display:block;max-width:420px;white-space:pre-wrap;word-break:break-word;font-size:11px}
@media(max-width:900px){.admin-stats-grid,.admin-mini-grid{grid-template-columns:1fr}.admin-search{width:100%}.admin-search input{min-width:0;flex:1}}