:root {
  --ink: #17243d;
  --ink-2: #243653;
  --muted: #718096;
  --line: #e3e8ea;
  --canvas: #f3f6f4;
  --panel: #fff;
  --soft: #eef2f0;
  --accent: #1c7c72;
  --accent-dark: #125e57;
  --accent-soft: #dff2ed;
  --danger: #b74037;
  --shadow: 0 20px 55px rgba(31, 48, 66, .11);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { min-height: 100%; }
body { margin: 0; color: var(--ink); background: var(--canvas); font: 14px Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; -webkit-font-smoothing: antialiased; }
button, input { font: inherit; }
button { color: inherit; }
button:focus-visible, input:focus-visible { outline: 3px solid rgba(28, 124, 114, .22); outline-offset: 2px; }

.brand { display: flex; align-items: center; gap: 11px; }
.brand strong { display: block; font-size: 20px; letter-spacing: -.04em; }
.brand small { display: block; margin-top: 2px; color: var(--muted); font-size: 11px; }
.brand-mark { position: relative; width: 38px; height: 34px; flex: 0 0 auto; border-radius: 9px 11px 11px; background: var(--ink); box-shadow: 0 8px 17px rgba(23, 36, 61, .2); }
.brand-mark::before { content: ""; position: absolute; left: 4px; top: -4px; width: 15px; height: 8px; border-radius: 6px 6px 0 0; background: var(--ink); }
.brand-mark::after { content: ""; position: absolute; inset: 9px 7px 7px; border: 2px solid rgba(255, 255, 255, .72); border-top: 0; border-radius: 0 0 6px 6px; }

.login-page { display: grid; place-items: center; padding: 24px; background: radial-gradient(circle at 20% 10%, #dfeee9, transparent 32%), var(--canvas); }
.login-shell { width: min(440px, 100%); }
.login-card { padding: 34px; border: 1px solid var(--line); border-radius: 24px; background: rgba(255, 255, 255, .96); box-shadow: var(--shadow); }
.login-brand { margin-bottom: 38px; }
.login-kicker { margin: 0 0 8px; color: var(--accent); font-size: 11px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.login-card h1 { margin: 0; font-size: 28px; letter-spacing: -.045em; }
.login-copy { margin: 9px 0 24px; color: var(--muted); line-height: 1.55; }
.login-form { display: grid; gap: 15px; }
.login-form label { display: grid; gap: 7px; color: #536175; font-size: 12px; font-weight: 700; }
.login-form input { width: 100%; height: 45px; padding: 0 12px; border: 1px solid var(--line); border-radius: 11px; color: var(--ink); }
.login-form input:focus { border-color: #75b7ad; outline: 3px solid rgba(28, 124, 114, .14); }
.login-error { margin: 0 0 16px; padding: 11px 13px; border-radius: 10px; background: #fff0ef; color: var(--danger); font-size: 12px; }
.login-foot { display: flex; align-items: center; justify-content: center; gap: 8px; margin: 22px 0 0; color: var(--muted); font-size: 11px; }

.button { min-height: 41px; padding: 0 15px; border-radius: 11px; cursor: pointer; font-weight: 720; }
.button.primary { border: 0; background: var(--ink); color: #fff; }
.button.primary:hover { background: var(--ink-2); }
.button.secondary { border: 1px solid var(--line); background: #fff; }
.button.wide { width: 100%; margin-top: 4px; }

.app-shell { min-height: 100vh; display: grid; grid-template-columns: 246px minmax(0, 1fr); }
.sidebar { position: sticky; top: 0; height: 100vh; display: flex; flex-direction: column; padding: 27px 18px 19px; border-right: 1px solid var(--line); background: #fbfcfa; overflow-y: auto; }
.sidebar > .brand { padding: 0 9px 25px; }
.nav-label { margin: 13px 11px 7px; color: #9aa4af; font-size: 10px; font-weight: 780; letter-spacing: .105em; text-transform: uppercase; }
.nav { display: grid; gap: 3px; }
.nav-item { width: 100%; min-height: 41px; display: flex; align-items: center; gap: 11px; padding: 8px 11px; border: 0; border-radius: 11px; background: transparent; color: #5b687b; text-align: left; cursor: pointer; transition: .18s ease; }
.nav-item > span { width: 18px; display: inline-grid; place-items: center; font-size: 15px; }
.nav-item em { margin-left: auto; color: #a1abba; font-size: 10px; font-style: normal; }
.nav-item:hover { background: #f0f3f1; color: var(--ink); }
.nav-item.active { background: var(--ink); color: #fff; }
.nav-item.active em { color: #d0d7e1; }
.sidebar-bottom { display: grid; gap: 12px; margin-top: auto; }
.sync-mini { display: flex; align-items: center; gap: 10px; padding: 13px; border: 1px solid var(--line); border-radius: 14px; background: #fff; }
.sync-mini strong, .sync-mini small { display: block; }
.sync-mini strong { max-width: 150px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 11px; }
.sync-mini small { margin-top: 3px; color: var(--muted); font-size: 10px; }
.online-dot { width: 7px; height: 7px; display: inline-block; flex: 0 0 auto; border-radius: 50%; background: #2bad87; box-shadow: 0 0 0 4px #dff4eb; }
.online-dot.error { background: #cf6258; box-shadow: 0 0 0 4px #f8deda; }
.logout-button { min-height: 34px; border: 0; border-radius: 10px; background: transparent; color: var(--muted); cursor: pointer; font-size: 11px; }
.logout-button:hover { background: #f0f3f1; color: var(--ink); }

.main { min-width: 0; padding: 29px 34px 44px; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.title-wrap { display: flex; align-items: flex-start; gap: 11px; }
.title-wrap p { margin: 0 0 4px; color: var(--muted); font-size: 12px; }
.title-wrap h1 { margin: 0; font-size: clamp(25px, 2.3vw, 34px); line-height: 1.1; letter-spacing: -.045em; }
.top-actions { display: flex; align-items: center; gap: 10px; }
.sync-button { height: 37px; display: inline-flex; align-items: center; gap: 7px; padding: 0 13px; border: 1px solid #bfdcd6; border-radius: 11px; background: var(--accent-soft); color: var(--accent-dark); cursor: pointer; font-size: 11px; }
.sync-button b { font-weight: 730; }
.sync-button:hover { border-color: #83bbb0; background: #d3ece6; }
.sync-button:disabled { cursor: wait; opacity: .7; }
.sync-button.running span { animation: spin .8s linear infinite; }
.connection-pill { height: 37px; display: flex; align-items: center; gap: 8px; padding: 0 13px; border: 1px solid #d8e7e3; border-radius: 999px; background: rgba(255, 255, 255, .86); color: var(--accent-dark); font-size: 11px; font-weight: 690; }
.avatar { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 12px; background: var(--ink); color: #fff; font-size: 12px; font-weight: 780; }
.mobile-menu { display: none; width: 38px; height: 38px; border: 1px solid var(--line); border-radius: 11px; background: #fff; cursor: pointer; }

.search-section { margin-top: 28px; }
.search-box { position: relative; display: block; }
.search-box > span { position: absolute; left: 17px; top: 50%; transform: translateY(-50%); color: #718096; font-size: 21px; }
.search-box input { width: 100%; height: 54px; padding: 0 54px 0 49px; border: 1px solid #dfe5e7; border-radius: 16px; background: #fff; box-shadow: 0 8px 30px rgba(40, 56, 72, .06); color: var(--ink); font-size: 15px; }
.search-box input:focus { border-color: #77b9ae; outline: none; box-shadow: 0 10px 34px rgba(28, 124, 114, .11); }
.search-box input::placeholder { color: #9ba5af; }
.search-box kbd { position: absolute; right: 14px; top: 50%; transform: translateY(-50%); padding: 4px 7px; border: 1px solid var(--line); border-radius: 7px; background: #f6f7f6; color: #8b97a4; font: 10px ui-monospace, monospace; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 13px; }
.chip { min-height: 32px; padding: 6px 12px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255, 255, 255, .7); color: #667386; cursor: pointer; font-size: 11px; font-weight: 650; }
.chip:hover { border-color: #c3d8d3; color: var(--accent-dark); }
.chip.active { border-color: #b8ddd5; background: var(--accent-soft); color: var(--accent-dark); }

.metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 23px; }
.metrics article { min-height: 86px; display: flex; align-items: center; gap: 13px; padding: 15px; border: 1px solid var(--line); border-radius: 16px; background: rgba(255, 255, 255, .77); }
.metric-icon { width: 43px; height: 43px; display: grid; place-items: center; flex: 0 0 auto; border-radius: 13px; font-size: 17px; }
.metric-icon.blue { background: #eaf0ff; color: #4965a0; }
.metric-icon.amber { background: #f9eadf; color: #b66d37; }
.metric-icon.green { background: var(--accent-soft); color: var(--accent-dark); }
.metrics strong, .metrics small { display: block; }
.metrics strong { font-size: 18px; letter-spacing: -.035em; }
.metrics small { margin-top: 3px; color: var(--muted); font-size: 10px; }

.section-head { display: flex; align-items: end; justify-content: space-between; gap: 15px; margin: 30px 0 14px; }
.breadcrumbs { display: flex; align-items: center; flex-wrap: wrap; gap: 6px; min-height: 28px; margin-top: 27px; color: var(--muted); font-size: 11px; }
.breadcrumbs button { padding: 5px 8px; border: 0; border-radius: 8px; background: transparent; color: inherit; cursor: pointer; }
.breadcrumbs button:hover { background: #e9efec; color: var(--ink); }
.breadcrumbs button:last-child { color: var(--ink); font-weight: 720; }
.breadcrumbs i { color: #b0b9c2; font-style: normal; }
.breadcrumbs + .section-head { margin-top: 8px; }
.section-head h2 { margin: 0; font-size: 18px; letter-spacing: -.025em; }
.section-head p { margin: 4px 0 0; color: var(--muted); font-size: 11px; }
.view-toggle { display: flex; gap: 4px; padding: 4px; border: 1px solid var(--line); border-radius: 11px; background: #fff; }
.view-toggle button { width: 30px; height: 28px; display: grid; place-items: center; border: 0; border-radius: 7px; background: transparent; color: #8a95a2; cursor: pointer; }
.view-toggle button.active { background: var(--soft); color: var(--ink); }
.loading { display: flex; align-items: center; justify-content: center; gap: 10px; min-height: 190px; color: var(--muted); }
.loading span { width: 19px; height: 19px; border: 2px solid #d5dddc; border-top-color: var(--accent); border-radius: 50%; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.file-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.file-grid.list { grid-template-columns: 1fr; gap: 8px; }
.file-card { min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 18px; background: #fff; cursor: pointer; transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease; }
.file-card:hover { transform: translateY(-2px); border-color: #cbd6d7; box-shadow: 0 14px 35px rgba(41, 56, 72, .09); }
.file-preview { position: relative; height: 142px; display: grid; place-items: center; overflow: hidden; background: #edf1f3; }
.file-preview img { width: 100%; height: 100%; display: block; object-fit: cover; }
.type-glyph { width: 70px; height: 86px; display: grid; place-items: center; border-radius: 8px; background: #fff; box-shadow: 0 10px 22px rgba(35, 52, 70, .12); color: #5f6e81; font-size: 13px; font-weight: 800; text-transform: uppercase; }
.file-preview[data-kind="ordner"] { background: #f6eee1; }
.file-preview[data-kind="ordner"] .type-glyph { width: 102px; height: 71px; border-radius: 9px 13px 13px; background: #e4a73f; color: #704815; }
.file-preview[data-kind="video"] { background: linear-gradient(145deg, #182942, #315f6a); }
.file-preview[data-kind="video"] .type-glyph { width: 47px; height: 47px; border: 1px solid rgba(255, 255, 255, .33); border-radius: 50%; background: rgba(255, 255, 255, .16); box-shadow: none; color: #fff; }
.favorite-star { position: absolute; z-index: 2; top: 9px; right: 9px; width: 28px; height: 28px; display: grid; place-items: center; border: 0; border-radius: 8px; background: rgba(255, 255, 255, .9); color: #8994a1; cursor: pointer; }
.favorite-star.active { color: #d38a1d; background: #fff8e2; }
.folder-arrow { position: absolute; right: 10px; bottom: 9px; width: 27px; height: 27px; display: grid; place-items: center; border-radius: 8px; background: rgba(255,255,255,.88); color: var(--ink); font-size: 13px; }
.file-info { padding: 13px 13px 14px; }
.file-title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 12px; font-weight: 730; }
.file-meta { display: flex; justify-content: space-between; gap: 8px; margin-top: 6px; color: var(--muted); font-size: 9px; }
.tag-row { display: flex; flex-wrap: wrap; gap: 5px; min-height: 19px; margin-top: 10px; }
.tag { display: inline-flex; align-items: center; gap: 5px; padding: 4px 7px; border: 0; border-radius: 999px; background: #f0f3f2; color: #65717e; font-size: 9px; font-weight: 680; }
.file-grid.list .file-card { display: grid; grid-template-columns: 82px minmax(0, 1fr); border-radius: 13px; }
.file-grid.list .file-preview { height: 76px; }
.file-grid.list .type-glyph { transform: scale(.56); }
.file-grid.list .file-info { display: grid; grid-template-columns: minmax(180px, 1fr) 150px 180px; align-items: center; gap: 15px; }
.file-grid.list .tag-row { margin: 0; }
.empty-state { padding: 46px 20px; border: 1px dashed #ccd5d6; border-radius: 18px; background: rgba(255, 255, 255, .6); text-align: center; }
.empty-state strong { font-size: 16px; }
.empty-state p { margin: 7px 0 0; color: var(--muted); }

.backdrop { position: fixed; inset: 0; z-index: 20; background: rgba(15, 26, 43, .25); }
.drawer { position: fixed; z-index: 21; top: 12px; right: 12px; bottom: 12px; width: min(390px, calc(100vw - 24px)); display: flex; flex-direction: column; padding: 18px; border: 1px solid rgba(255, 255, 255, .45); border-radius: 24px; background: #fbfcfa; box-shadow: var(--shadow); transform: translateX(calc(100% + 26px)); transition: transform .25s cubic-bezier(.2, .8, .2, 1); overflow-y: auto; }
.drawer.open { transform: translateX(0); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; color: var(--muted); font-size: 10px; font-weight: 780; letter-spacing: .08em; text-transform: uppercase; }
.drawer-head button { width: 34px; height: 34px; border: 1px solid var(--line); border-radius: 10px; background: #fff; cursor: pointer; font-size: 18px; }
.drawer-preview { min-height: 210px; display: grid; place-items: center; margin: 17px 0; border-radius: 17px; background: #edf1f3; overflow: hidden; }
.drawer-preview img { width: 100%; height: 210px; object-fit: contain; background: #e8ecee; }
.drawer-preview .type-glyph { transform: scale(1.25); }
.drawer h2 { margin: 0; font-size: 19px; letter-spacing: -.03em; word-break: break-word; }
.drawer-path { margin: 7px 0 18px; color: var(--muted); font-size: 11px; word-break: break-all; }
.details { display: grid; grid-template-columns: 95px 1fr; gap: 10px; padding: 15px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); font-size: 11px; }
.details dt { color: var(--muted); }
.details dd { margin: 0; font-weight: 650; }
.tag-editor { margin-top: 17px; }
.tag-editor > strong { display: block; margin-bottom: 9px; font-size: 11px; }
.drawer-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.drawer-tags .tag { cursor: pointer; }
.drawer-tags .tag::after { content: "×"; color: #9aa4af; }
#tagForm { display: grid; grid-template-columns: 1fr auto; gap: 7px; margin-top: 10px; }
#tagForm input { height: 37px; min-width: 0; padding: 0 10px; border: 1px solid var(--line); border-radius: 10px; }
#tagForm button { padding: 0 11px; border: 0; border-radius: 10px; background: var(--accent-soft); color: var(--accent-dark); cursor: pointer; font-size: 11px; font-weight: 720; }
.drawer-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: auto; padding-top: 19px; }
.button:disabled { cursor: wait; opacity: .68; }
.favorite-text-button { min-height: 34px; margin-top: 8px; border: 0; border-radius: 10px; background: transparent; color: var(--muted); cursor: pointer; font-size: 11px; }
.favorite-text-button:hover { background: #edf1ef; color: var(--ink); }
.toast { position: fixed; z-index: 40; left: 50%; bottom: 24px; max-width: calc(100vw - 36px); padding: 12px 16px; border-radius: 12px; background: var(--ink); color: #fff; box-shadow: var(--shadow); opacity: 0; transform: translate(-50%, 15px); pointer-events: none; transition: .2s ease; font-size: 11px; }
.toast.visible { opacity: 1; transform: translate(-50%, 0); }

@media (max-width: 1120px) { .file-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 850px) {
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { position: fixed; z-index: 30; left: 0; width: 246px; transform: translateX(-100%); transition: transform .22s ease; box-shadow: var(--shadow); }
  .sidebar.open { transform: translateX(0); }
  .main { padding: 22px 18px 38px; }
  .mobile-menu { display: grid; place-items: center; }
  .connection-pill { width: 37px; justify-content: center; padding: 0; font-size: 0; }
  .file-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 580px) {
  .login-card { padding: 25px; }
  .metrics { grid-template-columns: 1fr; }
  .metrics article { min-height: 68px; }
  .file-grid { grid-template-columns: 1fr; }
  .file-grid.list .file-info { grid-template-columns: 1fr; gap: 4px; }
  .file-grid.list .tag-row { display: none; }
  .avatar { display: none; }
  .sync-button { width: 37px; justify-content: center; padding: 0; border-radius: 11px; }
  .sync-button b { display: none; }
}