:root{
  --brand:#1932EB; --brand-d:#0f24c4; --accent:#1932EB;
  --bg:#f5f7fc; --surface:#fff; --surface-2:#fafbff;
  --line:#e8ecf6; --line-2:#eef1f8;
  --ink:#0d1426; --ink-2:#39415a; --muted:#727c93; --faint:#9aa3b8;
  --ok:#0a8f5b; --ok-bg:#e6f7ef; --warn:#b7791f; --warn-bg:#fdf3e2; --err:#e0364f; --err-bg:#fdecef;
  --ring:rgba(25,50,235,.14);
  --r:12px; --r-sm:9px; --r-lg:16px; --r-pill:999px;
  --sh-sm:0 1px 2px rgba(13,20,38,.05);
  --sh:0 1px 3px rgba(13,20,38,.06),0 1px 2px rgba(13,20,38,.04);
  --sh-md:0 4px 14px rgba(13,20,38,.07),0 2px 6px rgba(13,20,38,.04);
  --sh-lg:0 18px 50px rgba(13,20,38,.16);
  --side:264px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:Poppins,Inter,system-ui,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
h1{font-size:23px;font-weight:600;margin:0;letter-spacing:-.02em}
h2{font-size:15px;font-weight:600;margin:0}
.muted{color:var(--muted)}
.faint{color:var(--faint)}
::selection{background:var(--ring)}

/* ---------------- Shell ---------------- */
.shell{display:flex;min-height:100vh}
.side{width:var(--side);background:var(--surface);border-right:1px solid var(--line);display:flex;flex-direction:column;position:sticky;top:0;height:100vh;padding:14px 14px 12px}

/* workspace switcher */
.ws{position:relative;margin-bottom:14px}
.ws-btn{display:flex;align-items:center;gap:10px;width:100%;padding:9px 10px;border:1px solid var(--line);border-radius:var(--r);background:var(--surface);cursor:pointer;transition:.15s;text-align:left}
.ws-btn:hover{background:var(--surface-2);border-color:#dbe2f0}
.ws-ava{width:30px;height:30px;border-radius:8px;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:700;font-size:13px;flex:none;overflow:hidden}
.ws-ava img{width:100%;height:100%;object-fit:cover}
.ws-meta{flex:1;min-width:0;display:flex;flex-direction:column;line-height:1.25}
.ws-name{font-weight:600;font-size:13.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ws-role{font-size:11px;color:var(--muted)}
.ws-cv{color:var(--faint);flex:none}
.ws-menu{position:absolute;top:calc(100% + 6px);left:0;right:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh-lg);padding:6px;z-index:40;display:none}
.ws-menu.open{display:block;animation:pop .14s ease}
.ws-menu a,.ws-menu button{display:flex;align-items:center;gap:9px;width:100%;padding:9px 9px;border:0;background:none;border-radius:8px;cursor:pointer;font:inherit;color:var(--ink);text-align:left}
.ws-menu a:hover,.ws-menu button:hover{background:var(--surface-2)}
.ws-menu .div{height:1px;background:var(--line);margin:5px 2px}
.ws-menu .add{color:var(--brand);font-weight:600}

.brand{display:flex;align-items:center;gap:9px;font-weight:700;font-size:16px;letter-spacing:-.02em}
.brand-mark{display:grid;place-items:center;width:28px;height:28px;border-radius:8px;background:var(--brand);color:#fff;font-weight:700;font-size:12px}

nav.nav{display:flex;flex-direction:column;gap:2px;margin-top:2px}
.nav-sec{font-size:10.5px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--faint);padding:12px 10px 5px}
.nav-item{display:flex;align-items:center;gap:11px;padding:9px 11px;border-radius:var(--r-sm);color:var(--ink-2);font-weight:500;font-size:14px;transition:.13s}
.nav-item svg{width:18px;height:18px;color:var(--faint);transition:.13s}
.nav-item:hover{background:var(--surface-2);color:var(--ink)}
.nav-item:hover svg{color:var(--ink-2)}
.nav-item.on{background:var(--ring);color:var(--brand)}
.nav-item.on svg{color:var(--brand)}

.side-foot{margin-top:auto;padding-top:10px;border-top:1px solid var(--line)}
.user{display:flex;align-items:center;gap:10px;padding:7px 8px;border-radius:var(--r-sm)}
.user .avatar{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,var(--brand),#5b74ff);color:#fff;display:grid;place-items:center;font-weight:600;flex:none}
.user .u-meta{flex:1;min-width:0;display:flex;flex-direction:column;line-height:1.3}
.user .u-name{font-weight:600;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.user .u-mail{font-size:11px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.logout{color:var(--faint);display:grid;place-items:center;padding:6px;border-radius:8px}
.logout:hover{color:var(--err);background:var(--err-bg)}

/* ---------------- Main ---------------- */
.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{display:flex;align-items:center;gap:14px;padding:13px 28px;background:rgba(255,255,255,.8);backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}
.search{flex:1;max-width:440px;display:flex;align-items:center;gap:9px;background:var(--bg);border:1px solid var(--line);border-radius:var(--r);padding:9px 13px;transition:.15s}
.search:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 3px var(--ring)}
.search svg{width:16px;height:16px;color:var(--faint);flex:none}
.search input{border:0;background:none;outline:none;width:100%;font:inherit;font-size:13.5px}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.content{padding:26px 28px 40px;max-width:1120px;width:100%}

/* ---------------- Buttons ---------------- */
.btn{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);background:#fff;color:var(--ink);padding:9px 15px;border-radius:var(--r-sm);font:inherit;font-size:13.5px;font-weight:600;cursor:pointer;transition:.14s;white-space:nowrap}
.btn:hover{border-color:#cfd8ea;background:var(--surface-2)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 1px 2px var(--ring)}
.btn.primary:hover{background:var(--brand-d);border-color:var(--brand-d);transform:translateY(-1px);box-shadow:0 6px 16px var(--ring)}
.btn.ghost{background:var(--surface-2);border-color:transparent}
.btn.ghost:hover{background:var(--line-2)}
.btn.danger{background:#fff;border-color:#f3cbd3;color:var(--err)}
.btn.danger:hover{background:var(--err-bg)}
.btn.sm{padding:6px 11px;font-size:12.5px}
.btn.block{width:100%;justify-content:center}
.btn svg{width:15px;height:15px}
.link-a{color:var(--brand);font-weight:600}
.link-a:hover{text-decoration:underline}

/* ---------------- Page head ---------------- */
.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:22px}
.page-head .sub{color:var(--muted);font-size:13.5px;margin-top:3px}
.back{display:inline-flex;align-items:center;gap:5px;color:var(--muted);font-size:13px;margin-bottom:7px;font-weight:500}
.back:hover{color:var(--brand)}
.head-actions{display:flex;gap:9px;flex:none}

/* ---------------- Stat cards ---------------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin-bottom:22px}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:17px 18px;box-shadow:var(--sh-sm);transition:.15s}
.stat:hover{box-shadow:var(--sh-md);transform:translateY(-2px)}
.stat-top{display:flex;align-items:center;gap:9px;margin-bottom:11px}
.stat-ico{width:30px;height:30px;border-radius:9px;background:var(--ring);color:var(--brand);display:grid;place-items:center;flex:none}
.stat-ico svg{width:17px;height:17px}
.stat-label{color:var(--muted);font-size:12.5px;font-weight:500}
.stat-value{font-size:27px;font-weight:700;letter-spacing:-.02em;line-height:1}
.stat-sub{color:var(--faint);font-size:12px;margin-top:6px}

/* ---------------- Cards ---------------- */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-sm);margin-bottom:20px;overflow:hidden}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 18px;border-bottom:1px solid var(--line-2)}
.card-body{padding:18px}
.card.flush .card-body{padding:0}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.grid-2 .card{margin-bottom:0}

/* ---------------- Tables ---------------- */
.tbl{width:100%;border-collapse:collapse}
.tbl th{text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--faint);font-weight:600;padding:11px 18px;background:var(--surface-2);border-bottom:1px solid var(--line-2)}
.tbl td{padding:13px 18px;border-bottom:1px solid var(--line-2);vertical-align:middle}
.tbl tbody tr{transition:.1s}
.tbl tbody tr:hover{background:var(--surface-2)}
.tbl tr:last-child td{border-bottom:0}
.tbl .r{text-align:right}
.linkcell{display:flex;align-items:center;gap:11px}
.favico{width:30px;height:30px;border-radius:8px;border:1px solid var(--line);background:#fff;object-fit:contain;padding:4px;flex:none}
.lc-main{min-width:0}
.shorturl{display:flex;align-items:center;gap:6px;font-weight:600;font-size:13.5px}
.shorturl a{color:var(--brand)}
.shorturl a:hover{text-decoration:underline}
.ltitle{color:var(--muted);font-size:12px;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:320px}
.dest{color:var(--muted);font-size:12.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:280px;display:inline-block}
.clicks-big{font-weight:700;font-size:15px}
.clicks-lbl{font-size:11px;color:var(--faint)}
.copy{border:0;background:none;cursor:pointer;color:var(--faint);display:grid;place-items:center;width:24px;height:24px;border-radius:6px}
.copy:hover{color:var(--brand);background:var(--ring)}
.copy svg{width:14px;height:14px}

/* row action menu */
.rowmenu{position:relative}
.rowmenu-btn{border:1px solid transparent;background:none;width:30px;height:30px;border-radius:8px;cursor:pointer;color:var(--faint);display:grid;place-items:center}
tr:hover .rowmenu-btn{border-color:var(--line)}
.rowmenu-btn:hover{background:var(--surface-2);color:var(--ink)}
.rowmenu-pop{position:absolute;right:0;top:calc(100% + 4px);background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh-lg);padding:5px;min-width:160px;z-index:20;display:none}
.rowmenu-pop.open{display:block;animation:pop .13s ease}
.rowmenu-pop a,.rowmenu-pop button{display:flex;align-items:center;gap:9px;width:100%;padding:8px 10px;border:0;background:none;border-radius:7px;cursor:pointer;font:inherit;font-size:13px;color:var(--ink);text-align:left}
.rowmenu-pop a:hover,.rowmenu-pop button:hover{background:var(--surface-2)}
.rowmenu-pop .danger{color:var(--err)}
.rowmenu-pop .danger:hover{background:var(--err-bg)}

/* ---------------- Badges / pills ---------------- */
.tag{display:inline-flex;align-items:center;gap:4px;background:var(--surface-2);border:1px solid var(--line);color:var(--ink-2);font-size:11.5px;font-weight:600;padding:3px 9px;border-radius:var(--r-pill);margin-right:5px}
.tag.brand{background:var(--ring);color:var(--brand);border-color:transparent}
.tag.ok{background:var(--ok-bg);color:var(--ok);border-color:transparent}
.tag.warn{background:var(--warn-bg);color:var(--warn);border-color:transparent}
.tag.err{background:var(--err-bg);color:var(--err);border-color:transparent}

/* ---------------- Charts ---------------- */
.area{width:100%;height:170px;display:block}
.bars{display:flex;flex-direction:column;gap:11px}
.bar-row{display:grid;grid-template-columns:135px 1fr 52px;align-items:center;gap:11px;font-size:13px}
.bar-k{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--ink-2);font-weight:500}
.bar-track{background:var(--bg);border-radius:var(--r-pill);height:8px;overflow:hidden}
.bar-fill{display:block;height:100%;background:linear-gradient(90deg,var(--brand),#5b74ff);border-radius:var(--r-pill)}
.bar-c{text-align:right;color:var(--muted);font-weight:600}
.seg{display:inline-flex;gap:3px;background:var(--bg);border-radius:var(--r-sm);padding:3px}
.seg a{padding:5px 12px;border-radius:7px;font-size:12.5px;color:var(--muted);font-weight:500}
.seg a.on{background:#fff;color:var(--ink);box-shadow:var(--sh-sm);font-weight:600}

/* ---------------- Empty states ---------------- */
.empty{text-align:center;padding:48px 24px}
.empty-ico{width:56px;height:56px;border-radius:16px;background:var(--ring);color:var(--brand);display:grid;place-items:center;margin:0 auto 16px}
.empty-ico svg{width:26px;height:26px}
.empty h3{font-size:16px;margin:0 0 6px}
.empty p{color:var(--muted);margin:0 auto 18px;max-width:380px}

/* ---------------- Forms ---------------- */
.form label,.field{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:14px}
.form input[type=text],.form input[type=email],.form input[type=password],.form input[type=url],.form input[type=number],.form input[type=datetime-local],.form select,.form input:not([type]){width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:var(--r-sm);font:inherit;font-size:14px;margin-top:6px;background:#fff;color:var(--ink);transition:.14s}
.form input:focus,.form select:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--ring)}
.form .hint{font-weight:400;color:var(--faint);font-size:12px;margin-top:5px}
.form.inline{display:flex;gap:9px;align-items:center;flex-wrap:wrap}
.form.inline input,.form.inline select{width:auto;margin:0;flex:1;min-width:180px}
.row{display:flex;gap:12px}.row>*{flex:1;min-width:0}
.req{color:var(--err)}
.chk{display:flex;align-items:center;gap:9px;font-weight:500;color:var(--ink-2);cursor:pointer}
.chk input{width:auto;margin:0}
input[type=color]{width:46px;height:42px;padding:4px;border:1px solid var(--line);border-radius:var(--r-sm);cursor:pointer;background:#fff;margin-top:6px}
.adv{margin-bottom:14px;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.adv summary{cursor:pointer;font-weight:600;color:var(--ink-2);font-size:13px;padding:11px 13px;background:var(--surface-2);list-style:none}
.adv summary::-webkit-details-marker{display:none}
.adv summary:before{content:'▸ ';color:var(--faint)}
.adv[open] summary:before{content:'▾ '}
.adv[open] summary{border-bottom:1px solid var(--line)}
.adv .adv-body{padding:13px}
code{background:var(--surface-2);border:1px solid var(--line);padding:2px 7px;border-radius:6px;font-size:12px;font-family:ui-monospace,Menlo,monospace}

/* logo preview */
.logo-prev{display:flex;align-items:center;gap:12px;margin-top:8px}
.logo-prev .box{height:48px;min-width:48px;max-width:200px;border:1px dashed var(--line);border-radius:10px;display:grid;place-items:center;background:var(--surface-2);padding:6px;overflow:hidden}
.logo-prev .box img{max-height:36px;max-width:180px;object-fit:contain}
.logo-prev .box span{color:var(--faint);font-size:11px;padding:0 8px}

/* ---------------- Flash ---------------- */
.flash{display:flex;align-items:center;gap:9px;padding:11px 15px;border-radius:var(--r);margin-bottom:16px;font-size:13.5px;font-weight:500;border:1px solid transparent}
.flash.ok{background:var(--ok-bg);color:#0a6b46;border-color:#bfe9d4}
.flash.err{background:var(--err-bg);color:var(--err);border-color:#f6cdd5}

/* ---------------- Modal ---------------- */
.modal{display:none;position:fixed;inset:0;background:rgba(13,20,38,.42);backdrop-filter:blur(3px);z-index:60;padding:24px;overflow:auto}
.modal.show{display:grid;place-items:start center;animation:fade .15s ease}
.modal-card{background:#fff;border-radius:var(--r-lg);width:min(560px,100%);margin-top:6vh;box-shadow:var(--sh-lg);animation:pop .16s ease;overflow:hidden}
.modal-card.sm{width:min(400px,100%)}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line-2)}
.modal-head .x{border:0;background:none;font-size:22px;cursor:pointer;color:var(--faint);line-height:1;width:30px;height:30px;border-radius:8px}
.modal-head .x:hover{background:var(--surface-2);color:var(--ink)}
.modal .form{padding:20px}
.modal-foot{display:flex;justify-content:flex-end;gap:10px;margin-top:8px;padding-top:14px;border-top:1px solid var(--line-2)}
.confirm-body{padding:22px 20px;text-align:center}
.confirm-body .ci{width:48px;height:48px;border-radius:14px;background:var(--err-bg);color:var(--err);display:grid;place-items:center;margin:0 auto 14px}
.confirm-body h3{margin:0 0 6px;font-size:16px}
.confirm-body p{color:var(--muted);margin:0}
.qr-wrap{display:grid;place-items:center;padding:26px}
#qrbox img,#qrbox canvas{border-radius:10px}

/* ---------------- Auth ---------------- */
.auth-body{background:radial-gradient(1200px 500px at 50% -10%,#e9edff,transparent),var(--bg);display:grid;place-items:center;min-height:100vh;padding:24px}
.auth-card{background:#fff;border-radius:var(--r-lg);box-shadow:var(--sh-lg);padding:32px;width:min(390px,100%)}
.brand.big{font-size:22px;justify-content:center;margin-bottom:4px}
.brand.big .brand-mark{width:34px;height:34px;font-size:14px}
.auth-tag{color:var(--muted);text-align:center;margin:0 0 22px;font-size:13.5px}
.auth-form label{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:14px}
.auth-form input{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:var(--r-sm);font:inherit;font-size:14px;margin-top:6px}
.auth-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--ring)}
.auth-alt{text-align:center;color:var(--muted);margin:18px 0 0;font-size:13px}
.auth-alt a{color:var(--brand);font-weight:600}

@keyframes pop{from{opacity:0;transform:translateY(6px) scale(.99)}to{opacity:1;transform:none}}
@keyframes fade{from{opacity:0}to{opacity:1}}

/* ---------------- Responsive ---------------- */
.menu-btn{display:none}
@media(max-width:900px){
  .side{position:fixed;left:0;top:0;transform:translateX(-100%);transition:.2s;z-index:70;box-shadow:var(--sh-lg)}
  .side.open{transform:none}
  .menu-btn{display:grid;place-items:center;width:38px;height:38px;border:1px solid var(--line);border-radius:9px;background:#fff;cursor:pointer}
  .stat-grid{grid-template-columns:1fr 1fr}
  .grid-2{grid-template-columns:1fr}
  .content{padding:18px}
  .dest,.ltitle{max-width:150px}
}