:root {
  --bg:#f4f3f8; --panel:rgba(255,255,255,.86); --panel-solid:#fff; --ink:#16141e;
  --muted:#777482; --line:rgba(34,28,55,.10); --accent:#7455e9; --accent-2:#bd7cff;
  --danger:#c54b5d; --shadow:0 24px 70px rgba(45,31,87,.10); color-scheme:light;
}
* { box-sizing:border-box; }
html { font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif; color:var(--ink); background:var(--bg); }
body { margin:0; min-height:100vh; background:var(--bg); transition:background .2s,color .2s; }
.ambient { position:fixed; z-index:-1; border-radius:50%; filter:blur(15px); pointer-events:none; opacity:.55; }
.ambient-one { width:460px; height:460px; top:-230px; right:4%; background:radial-gradient(circle,#d8c8ff 0,transparent 70%); }
.ambient-two { width:380px; height:380px; left:-180px; bottom:5%; background:radial-gradient(circle,#cce8ff 0,transparent 70%); }
.topbar { min-height:74px; padding:10px max(24px,calc((100vw - 1220px)/2)); display:flex; align-items:center; background:rgba(255,255,255,.74); border-bottom:1px solid var(--line); position:sticky; top:0; z-index:20; backdrop-filter:blur(24px); }
.brand { display:flex; align-items:center; gap:11px; color:var(--ink); text-decoration:none; }
.brand-mark { display:inline-grid; place-items:center; width:38px; height:38px; border-radius:13px; color:#fff; background:linear-gradient(135deg,var(--accent),var(--accent-2)); font-weight:850; box-shadow:0 9px 24px rgba(116,85,233,.30); }
.brand-copy { display:flex; flex-direction:column; line-height:1.05; }
.brand-copy strong { font-size:15px; }
.brand-copy small { margin-top:5px; font-size:8px; letter-spacing:.17em; color:var(--muted); }
.topbar nav { display:flex; align-items:center; gap:22px; margin-left:auto; }
.topbar nav a,.link-button { color:var(--muted); text-decoration:none; border:0; background:none; font:inherit; cursor:pointer; transition:color .2s; }
.topbar nav a:hover,.link-button:hover { color:var(--accent); }
.topbar nav form { margin:0; }
.theme-toggle { flex:0 0 auto; width:40px; height:40px; margin-left:16px; border:1px solid var(--line); border-radius:13px; background:var(--panel-solid); color:var(--ink); font-size:19px; cursor:pointer; box-shadow:0 5px 18px rgba(30,22,58,.06); }
.account-chip { padding:7px 11px; border:1px solid var(--line); border-radius:99px; background:rgba(255,255,255,.45); color:var(--muted); font-size:11px; white-space:nowrap; }
.page-shell { max-width:1220px; margin:auto; padding:52px 24px 74px; min-height:calc(100vh - 126px); }
.app-footer { max-width:1220px; margin:auto; padding:0 24px 28px; display:flex; justify-content:space-between; color:var(--muted); font-size:11px; letter-spacing:.05em; }
.hero-row { display:flex; justify-content:space-between; align-items:end; gap:24px; margin-bottom:30px; }
.hero-row.compact { margin-bottom:20px; }
.hero-row h1 { font-size:clamp(34px,5vw,54px); line-height:.98; margin:9px 0 12px; letter-spacing:-.05em; }
.hero-row p,.muted { color:var(--muted); }
.eyebrow { font-size:11px; letter-spacing:.19em; color:var(--accent); font-weight:850; }
.button { display:inline-flex; align-items:center; justify-content:center; min-height:43px; padding:0 18px; border-radius:13px; border:1px solid transparent; text-decoration:none; font:inherit; font-weight:750; cursor:pointer; transition:transform .18s,box-shadow .18s,border-color .18s; }
.button:hover { transform:translateY(-1px); }
.button.primary { background:linear-gradient(135deg,var(--accent),#9372f6); color:#fff; box-shadow:0 12px 28px rgba(116,85,233,.25); }
.button.subtle { border-color:var(--line); background:var(--panel-solid); color:var(--ink); }
.button.wide { width:100%; }
.danger-button { background:#fff0f2; color:var(--danger); border-color:#ffd3da; }
.stats-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; margin-bottom:17px; }
.stat { min-height:112px; background:var(--panel); border:1px solid var(--line); border-radius:21px; padding:20px; display:flex; align-items:center; gap:16px; box-shadow:0 12px 35px rgba(39,27,78,.055); backdrop-filter:blur(16px); }
.stat>div { display:flex; flex-direction:column; gap:5px; }
.stat span { color:var(--muted); }
.stat strong { font-size:32px; letter-spacing:-.04em; }
.stat-icon { width:46px; height:46px; display:grid; place-items:center; border-radius:15px; font-size:20px; }
.stat-icon.violet { color:#7354e8; background:#eee9ff; }
.stat-icon.amber { color:#a56714; background:#fff1d7; }
.stat-icon.blue { color:#1872a9; background:#def2ff; }
.panel { background:var(--panel); border:1px solid var(--line); border-radius:22px; box-shadow:var(--shadow); backdrop-filter:blur(18px); }
.storage-panel { position:relative; overflow:hidden; margin-bottom:20px; padding:23px; display:grid; grid-template-columns:1.1fr 1fr; gap:25px; align-items:center; }
.storage-panel:after { content:""; position:absolute; width:220px; height:220px; right:-110px; top:-125px; border-radius:50%; background:linear-gradient(135deg,rgba(116,85,233,.13),rgba(189,124,255,.03)); }
.storage-summary { display:flex; align-items:center; gap:18px; }
.storage-summary h2 { margin:5px 0; font-size:22px; }
.storage-summary p { margin:0; color:var(--muted); }
.storage-ring { --p:calc(var(--usage) * 1%); width:82px; height:82px; flex:0 0 82px; display:grid; place-items:center; border-radius:50%; background:conic-gradient(var(--accent) var(--p),var(--line) 0); position:relative; }
.storage-ring:before { content:""; position:absolute; inset:8px; border-radius:50%; background:var(--panel-solid); }
.storage-ring span { position:relative; z-index:1; font-size:18px; font-weight:850; }
.storage-ring small { font-size:10px; }
.storage-details { display:grid; grid-template-columns:repeat(3,1fr); gap:10px; }
.storage-details>div { padding:13px; border-radius:15px; background:rgba(116,85,233,.055); display:flex; flex-direction:column; gap:4px; }
.storage-details span,.storage-details small { color:var(--muted); font-size:11px; }
.storage-details strong { font-size:15px; }
.capacity-alert { grid-column:1/-1; padding:12px 15px; border-radius:13px; background:#fff1d8; color:#925a0b; font-weight:700; }
.storage-warning { border-color:rgba(235,158,42,.4); }
.filterbar { display:flex; gap:10px; padding:12px; background:var(--panel); border:1px solid var(--line); border-radius:17px; margin-bottom:22px; backdrop-filter:blur(18px); }
.filterbar input { flex:1; min-width:160px; border:0; background:rgba(116,85,233,.045); }
input,select,textarea { border:1px solid var(--line); border-radius:12px; background:var(--panel-solid); padding:11px 13px; font:inherit; color:var(--ink); outline:none; }
input:focus,select:focus,textarea:focus { border-color:rgba(116,85,233,.55); box-shadow:0 0 0 3px rgba(116,85,233,.10); }
.card-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:18px; }
.profile-card { overflow:hidden; border-radius:22px; background:var(--panel); border:1px solid var(--line); box-shadow:0 10px 32px rgba(38,24,79,.06); transition:transform .22s,box-shadow .22s; }
.profile-card:hover { transform:translateY(-4px); box-shadow:0 23px 52px rgba(38,24,79,.13); }
.cover { display:block; position:relative; aspect-ratio:4/3; background:#eceaf1; overflow:hidden; }
.cover:after { content:""; position:absolute; inset:auto 0 0; height:38%; background:linear-gradient(transparent,rgba(14,10,24,.28)); pointer-events:none; }
.cover img { width:100%; height:100%; object-fit:cover; transition:transform .45s; }
.profile-card:hover .cover img { transform:scale(1.025); }
.cover-empty { height:100%; display:grid; place-items:center; font-size:64px; color:#fff; background:linear-gradient(135deg,#29223f,#997bf0); }
.status-badge { display:inline-flex; padding:5px 9px; border-radius:99px; font-size:11px; font-weight:800; }
.cover .status-badge { position:absolute; z-index:2; top:12px; right:12px; }
.status-badge.active { background:#e5f8ed; color:#1f7a46; }
.status-badge.inactive { background:#efefec; color:#777; }
.card-body { padding:19px; }
.card-body h2 { font-size:24px; margin:5px 0; letter-spacing:-.03em; }
.code { color:var(--accent); font-size:11px; font-weight:850; letter-spacing:.11em; }
.meta { color:var(--muted); min-height:22px; }
.tags { display:flex; gap:6px; flex-wrap:wrap; margin:13px 0; }
.tags span { font-size:11px; padding:6px 9px; background:#f0ecff; color:#5a45ad; border-radius:99px; }
.card-actions { display:flex; gap:18px; padding-top:14px; border-top:1px solid var(--line); }
.card-actions a { font-weight:750; color:var(--ink); text-decoration:none; }
.card-actions a:hover { color:var(--accent); }
.pagination { margin-top:24px; display:grid; grid-template-columns:1fr auto 1fr; align-items:center; padding:13px 16px; border:1px solid var(--line); border-radius:16px; background:var(--panel); }
.pagination a { color:var(--accent); font-weight:750; text-decoration:none; }
.pagination a:last-child { text-align:right; }
.pagination strong { color:var(--muted); font-size:12px; }
.form-panel { padding:27px; }
.form-fieldset { padding:0; margin:0; border:0; }
.form-fieldset:disabled { opacity:.76; }
.form-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:18px; }
.form-grid label,.stack-form label { display:flex; flex-direction:column; gap:8px; font-weight:700; }
.form-grid label>span b { color:var(--danger); }
.form-grid input,.form-grid select,.form-grid textarea { width:100%; }
.form-grid input[type=checkbox] { width:auto; align-self:start; }
.span-2 { grid-column:1/-1; }
.form-grid small { font-weight:400; color:var(--muted); }
.error,.form-error { color:var(--danger)!important; }
.form-error { background:#fff0f2; padding:12px; border-radius:11px; margin-bottom:15px; }
.upload-zone { padding:19px; border:1px dashed rgba(116,85,233,.35); border-radius:15px; background:rgba(116,85,233,.04); }
.form-actions { display:flex; gap:10px; margin-top:24px; }
.section-heading { display:flex; align-items:end; justify-content:space-between; margin-bottom:20px; }
.section-heading h2 { margin:6px 0 0; }
.media-panel { padding:27px; margin-top:22px; }
.media-grid { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:12px; }
.media-item { overflow:hidden; border:1px solid var(--line); border-radius:15px; background:var(--panel-solid); margin:0; }
.media-item img,.media-item video { display:block; width:100%; aspect-ratio:1; object-fit:cover; background:#111; }
.media-actions { display:flex; align-items:center; justify-content:space-between; padding:9px; }
.media-actions form { margin:0; }
.media-actions button { border:0; background:none; color:var(--ink); cursor:pointer; font-weight:700; }
.media-actions .danger { color:var(--danger); }
.danger-zone { margin-top:30px; }
.narrow { max-width:660px; }
.stack-form { display:flex; flex-direction:column; gap:16px; }
.stack-form p { display:flex; flex-direction:column; gap:8px; margin:0; }
.stack-form input,.stack-form select { width:100%; }
.table-panel { overflow:hidden; }
.share-row { display:flex; align-items:center; justify-content:space-between; gap:24px; padding:20px; border-bottom:1px solid var(--line); }
.share-row:last-child { border:0; }
.share-row p { margin:6px 0; color:var(--muted); }
.share-row small { color:var(--muted); }
.share-actions { display:flex; gap:8px; align-items:center; }
.share-actions form { margin:0; }
.empty-state { grid-column:1/-1; text-align:center; padding:60px 20px; border:1px dashed rgba(116,85,233,.28); border-radius:20px; }
.empty-state p { color:var(--muted); }
.messages { position:fixed; right:24px; top:88px; z-index:50; }
.message { padding:12px 16px; border-radius:12px; background:#24212c; color:#fff; box-shadow:var(--shadow); margin-bottom:8px; }
.login-wrap { min-height:calc(100vh - 190px); display:grid; place-items:center; }
.login-card { width:min(430px,100%); padding:38px; background:var(--panel); border:1px solid var(--line); border-radius:26px; box-shadow:var(--shadow); backdrop-filter:blur(20px); }
.login-card h1 { font-size:40px; margin:10px 0; letter-spacing:-.04em; }
.login-card>p { color:var(--muted); margin-bottom:25px; }
.account-layout { display:grid; grid-template-columns:330px minmax(0,1fr); gap:20px; align-items:start; }
.account-create { position:sticky; top:96px; }
.account-list { display:grid; gap:14px; }
.account-card { padding:20px; }
.account-title,.account-footer { display:flex; align-items:center; justify-content:space-between; gap:16px; }
.account-title>div { display:flex; flex-direction:column; gap:4px; }
.account-title strong { font-size:20px; }
.account-title div span,.account-footer small { color:var(--muted); }
.account-fields { display:grid; grid-template-columns:1fr 1fr; gap:14px; margin:18px 0; }
.account-fields label { display:flex; flex-direction:column; gap:7px; font-size:13px; font-weight:700; }
.account-fields .check-row { flex-direction:row; align-items:center; align-self:end; min-height:42px; }
.account-fields .check-row input { width:18px; height:18px; }
.account-footer { padding-top:14px; border-top:1px solid var(--line); }
.audit-filter input { flex:1; }
.audit-panel { overflow:hidden; }
.audit-row { display:grid; grid-template-columns:42px minmax(0,1fr) auto; gap:13px; align-items:center; padding:17px 20px; border-bottom:1px solid var(--line); }
.audit-row:last-child { border:0; }
.audit-avatar { width:42px; height:42px; display:grid; place-items:center; border-radius:14px; color:#fff; font-weight:850; background:linear-gradient(135deg,var(--accent),var(--accent-2)); }
.audit-main>div { display:flex; align-items:center; gap:9px; }
.audit-main p { margin:5px 0 0; color:var(--muted); }
.audit-action { padding:4px 7px; border-radius:99px; color:var(--accent); background:rgba(116,85,233,.09); font-size:10px; font-weight:800; }
.audit-row time { color:var(--muted); font-size:11px; white-space:nowrap; }
.share-page { background:#17151d; color:#f4f3ef; }
.share-shell { position:relative; z-index:2; width:min(920px,100%); margin:auto; padding:36px 20px 90px; }
.share-header { display:flex; align-items:center; gap:14px; padding-bottom:28px; border-bottom:1px solid #34313b; }
.share-header h1 { margin:4px 0; }
.shared-profile { padding:52px 0; border-bottom:1px solid #34313b; }
.shared-intro { max-width:760px; margin-bottom:28px; }
.shared-intro h2 { font-size:42px; margin:8px 0 14px; }
.measurements { font-size:18px; color:#d2d0ca; }
.intro-text { font-size:18px; line-height:1.75; color:#e8e6df; }
.shared-media { display:grid; gap:14px; }
.shared-media figure { margin:0; }
.shared-media img,.shared-media video { width:100%; display:block; border-radius:16px; background:#0b0b0b; max-height:1100px; object-fit:contain; }
.shared-media figcaption { color:#aaa; padding:8px 3px; }
.share-shell footer { text-align:center; color:#777; padding-top:36px; }
.watermark { position:fixed; inset:-15%; z-index:1; pointer-events:none; display:grid; grid-template-columns:repeat(3,1fr); align-content:space-around; transform:rotate(-23deg); opacity:.11; }
.watermark span { font-size:18px; white-space:nowrap; text-align:center; }
html[data-theme=dark] { --bg:#0e0d13; --panel:rgba(27,25,35,.88); --panel-solid:#1b1923; --ink:#f3f1f8; --muted:#9c98aa; --line:rgba(236,229,255,.10); --accent:#a98cff; --accent-2:#d59aff; --danger:#ff8698; --shadow:0 24px 70px rgba(0,0,0,.28); color-scheme:dark; }
html[data-theme=dark] .topbar { background:rgba(20,18,27,.78); }
html[data-theme=dark] .account-chip { background:rgba(255,255,255,.04); }
html[data-theme=dark] .stat-icon.violet { background:#302947; color:#b8a4ff; }
html[data-theme=dark] .stat-icon.amber { background:#3a2e20; color:#efb962; }
html[data-theme=dark] .stat-icon.blue { background:#1d3240; color:#6fc5f5; }
html[data-theme=dark] .tags span { background:#302947; color:#c7b8ff; }
html[data-theme=dark] .danger-button,html[data-theme=dark] .form-error { background:#3a2228; border-color:#60333d; }
html[data-theme=dark] .status-badge.active { background:#18392a; color:#75d99f; }
html[data-theme=dark] .status-badge.inactive { background:#2a2830; color:#aaa; }
html[data-theme=dark] .capacity-alert { background:#3d3020; color:#f2bc68; }
@media(max-width:1000px) {
  .account-layout { grid-template-columns:1fr; } .account-create { position:static; }
  .account-chip { display:none; } .topbar nav { gap:14px; } .storage-panel { grid-template-columns:1fr; }
}
@media(max-width:760px) {
  .page-shell { padding:34px 16px 60px; } .topbar { padding:10px 16px; } .topbar nav { gap:11px; }
  .topbar nav a { font-size:12px; } .hero-row { align-items:start; flex-direction:column; }
  .stats-grid { grid-template-columns:1fr 1fr; } .stats-grid .stat:last-child { grid-column:1/-1; }
  .card-grid { grid-template-columns:1fr 1fr; } .form-grid,.account-fields { grid-template-columns:1fr; }
  .span-2 { grid-column:auto; } .media-grid { grid-template-columns:repeat(2,1fr); }
  .share-row { align-items:flex-start; flex-direction:column; } .share-actions { flex-wrap:wrap; }
  .storage-details { grid-template-columns:repeat(3,1fr); } .shared-profile { padding:34px 0; }
  .shared-intro h2 { font-size:34px; } .audit-row { grid-template-columns:38px 1fr; }
  .audit-row time { grid-column:2; } .audit-filter { flex-wrap:wrap; } .audit-filter input { flex-basis:100%; }
}
@media(max-width:580px) {
  .brand-copy { display:none; } .topbar nav a:first-child { display:none; } .theme-toggle { margin-left:8px; }
  .card-grid,.stats-grid { grid-template-columns:1fr; } .stats-grid .stat:last-child { grid-column:auto; }
  .filterbar { flex-wrap:wrap; } .filterbar input { flex-basis:100%; } .storage-summary { align-items:flex-start; }
  .storage-ring { width:70px; height:70px; flex-basis:70px; } .storage-details { grid-template-columns:1fr; }
  .app-footer { padding:0 16px 24px; } .messages { left:16px; right:16px; }
}