@layer ui.tokens, ui.reset, ui.shell, ui.components, ui.utilities, ui.responsive;

@layer ui.tokens{
  :root{
    color-scheme:light;
    --blue:#3e63ff;
    --blue2:#6e8aff;
    --blue-soft:#eef2fe;
    --blue-softer:#f5f7ff;
    --ink:#20264a;
    --ink2:#3a416b;
    --muted:#8891b3;
    --faint:#aab2ce;
    --glass:rgba(255,255,255,.68);
    --glass-2:rgba(255,255,255,.82);
    --gborder:rgba(255,255,255,.92);
    --line:rgba(62,99,255,.10);
    --hair:#e6eafa;
    --surface2:#f7f9ff;
    --ok:#16a34a;
    --warn:#d97706;
    --danger:#dc2626;

    --space-1:4px;
    --space-2:8px;
    --space-3:12px;
    --space-4:16px;
    --space-5:20px;
    --space-6:24px;
    --space-8:32px;

    --radius-sm:8px;
    --radius-md:12px;
    --radius-lg:18px;
    --radius-xl:22px;
    --radius-pill:999px;
    --radius:var(--radius-lg);

    --shadow-xs:0 1px 2px rgba(38,54,120,.04);
    --shadow-sm:0 6px 18px rgba(38,54,120,.07);
    --shadow-md:0 12px 32px rgba(38,54,120,.09);
    --shadow-lg:0 28px 90px rgba(32,38,74,.28);
    --shadow:var(--shadow-xs),var(--shadow-sm);

    --font-sans:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",
      "Segoe UI",system-ui,-apple-system,sans-serif;
    --font-mono:ui-monospace,SFMono-Regular,Consolas,monospace;
    --text-xs:10.5px;
    --text-sm:12.5px;
    --text-md:14px;
    --text-lg:18px;
    --text-xl:clamp(21px,2vw,25px);
    --motion-fast:150ms;
    --motion-base:220ms;
    --ease-out:cubic-bezier(.2,.8,.2,1);
    --sidebar-width:230px;
    --page-gutter:14px;
  }
}

@layer ui.reset{
  *,*::before,*::after{box-sizing:border-box}
  html,body{margin:0;min-width:320px}
  body{
    min-height:100vh;color:var(--ink);
    font-family:var(--font-sans);font-variant-numeric:tabular-nums;
    -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
    background:
      radial-gradient(1200px 700px at 82% -8%,rgba(110,138,255,.20),transparent 60%),
      radial-gradient(900px 600px at 10% 108%,rgba(62,99,255,.14),transparent 55%),
      linear-gradient(160deg,#eef2ff 0%,#f4f7ff 45%,#eaf0ff 100%);
    background-attachment:fixed;
  }
  button,input,select,textarea{font:inherit}
  button{cursor:pointer}
  button:disabled{cursor:not-allowed}
  a{color:inherit}
  img,svg,video{max-width:100%}
  :focus-visible{
    outline:3px solid rgba(62,99,255,.20);
    outline-offset:2px;
  }
}

@layer ui.shell{
  .app,.ui-shell{
    display:flex;min-height:100vh;padding:var(--page-gutter);
    gap:var(--page-gutter);
  }
  .main,.ui-main{
    flex:1;min-width:0;display:flex;flex-direction:column;
    gap:var(--space-4);height:calc(100vh - var(--page-gutter) * 2);
  }
  platform-sidebar{display:flex}
  .side,.ui-sidebar{
    width:var(--sidebar-width);flex-shrink:0;position:sticky;
    top:var(--page-gutter);height:calc(100vh - var(--page-gutter) * 2);
    display:flex;flex-direction:column;padding:22px 16px;
    background:var(--glass);border:1px solid var(--gborder);
    border-radius:var(--radius-lg);box-shadow:var(--shadow);
    backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);
  }
  .brand{
    display:flex;flex-direction:column;align-items:center;gap:var(--space-2);
    padding:6px 0 18px;
  }
  .brand img{width:72px;height:auto}
  .brand .pf{color:var(--ink);font-size:15px;font-weight:800}
  .navgroup{margin-top:14px}
  .navgroup .gl{
    padding:0 12px 8px;color:var(--faint);font-size:11px;
    font-weight:650;letter-spacing:.16em;
  }
  .nav-list{display:flex;flex-direction:column;gap:3px}
  a.nav{
    display:flex;align-items:center;gap:11px;margin:0;padding:10px 12px;
    border-radius:var(--radius-md);color:var(--ink2);font-size:var(--text-md);
    font-weight:550;text-decoration:none;white-space:nowrap;
    transition:background var(--motion-fast),color var(--motion-fast),
      transform var(--motion-fast),box-shadow var(--motion-fast);
  }
  a.nav .i{
    width:18px;height:18px;display:grid;place-items:center;flex-shrink:0;
    color:currentColor;opacity:.84;
  }
  a.nav .i svg{
    width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.7;
    stroke-linecap:round;stroke-linejoin:round;
  }
  a.nav:hover{background:var(--blue-soft);color:var(--blue)}
  a.nav.active{
    background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;
    box-shadow:0 8px 18px rgba(62,99,255,.32);
  }
  a.nav.active .i{opacity:1}
  .status{
    margin-top:auto;display:flex;align-items:center;gap:9px;padding:12px 14px;
    border:1px solid var(--line);border-radius:14px;background:var(--blue-softer);
    color:var(--ink2);font-size:var(--text-sm);white-space:nowrap;
  }
  .dot{
    width:8px;height:8px;flex-shrink:0;border-radius:50%;
    background:var(--ok);box-shadow:0 0 0 4px rgba(34,197,94,.16);
  }
  .topbar,.ui-topbar{display:flex;align-items:center;gap:14px}
  .title-wrap{min-width:0}
  .title-wrap h1{
    margin:0;color:var(--ink);font-size:var(--text-xl);font-weight:800;
    letter-spacing:-.02em;
  }
  .title-wrap p{
    margin:4px 0 0;color:var(--muted);font-size:var(--text-sm);
    line-height:1.5;
  }
  .grow{flex:1}
}

@layer ui.components{
  .card,.ui-card{
    background:var(--glass);border:1px solid var(--gborder);
    border-radius:var(--radius-lg);box-shadow:var(--shadow);
    backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);
  }
  .btn-primary,.tool-btn,.ui-button{
    min-height:38px;display:inline-flex;align-items:center;justify-content:center;
    gap:7px;padding:8px 14px;border-radius:11px;font-size:13px;
    font-weight:600;line-height:1;text-decoration:none;white-space:nowrap;
    transition:transform var(--motion-fast),filter var(--motion-fast),
      background var(--motion-fast),border-color var(--motion-fast),
      color var(--motion-fast),box-shadow var(--motion-fast);
  }
  .btn-primary,.ui-button--primary{
    border:0;background:linear-gradient(135deg,var(--blue),var(--blue2));
    color:#fff;box-shadow:0 8px 18px rgba(62,99,255,.26);
  }
  .tool-btn,.ui-button--secondary{
    border:1px solid var(--gborder);background:var(--glass-2);color:var(--ink2);
  }
  .tool-btn:hover,.ui-button--secondary:hover{
    border-color:rgba(62,99,255,.18);background:var(--blue-soft);color:var(--blue);
  }
  .btn-primary:hover,.ui-button--primary:hover{
    transform:translateY(-1px);filter:brightness(1.035);
  }
  .btn-primary:disabled,.tool-btn:disabled,.ui-button:disabled{
    opacity:.46;transform:none;filter:none;box-shadow:none;
  }
  .iconbtn,.ui-icon-button{
    width:42px;height:42px;display:grid;place-items:center;padding:0;
    border:1px solid var(--gborder);border-radius:var(--radius-md);
    background:var(--glass-2);color:var(--ink2);box-shadow:var(--shadow);
  }
  .avatar{
    width:42px;height:42px;display:grid;place-items:center;flex-shrink:0;
    border-radius:var(--radius-md);background:linear-gradient(135deg,var(--blue),var(--blue2));
    color:#fff;font-weight:700;box-shadow:0 8px 18px rgba(62,99,255,.30);
  }
  platform-user-menu{display:block;position:relative;flex-shrink:0}
  .user-menu-trigger{
    min-height:44px;display:flex;align-items:center;gap:9px;padding:4px 9px 4px 5px;
    border:1px solid var(--gborder);border-radius:14px;background:var(--glass-2);
    color:var(--ink2);box-shadow:var(--shadow);
  }
  .user-menu-trigger:hover{background:#fff}
  .user-menu-avatar{
    width:34px;height:34px;display:grid;place-items:center;border-radius:10px;
    background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;
    font-weight:750;box-shadow:0 6px 14px rgba(62,99,255,.24);
  }
  .user-menu-name{
    max-width:100px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
    font-size:13px;font-weight:650;
  }
  .user-menu-trigger>svg{
    width:15px;height:15px;stroke:currentColor;stroke-width:1.8;
    stroke-linecap:round;stroke-linejoin:round;
  }
  .user-menu-popover{
    position:absolute;z-index:120;top:calc(100% + 9px);right:0;width:210px;
    padding:8px;border:1px solid rgba(255,255,255,.96);border-radius:15px;
    background:rgba(255,255,255,.97);box-shadow:0 20px 55px rgba(32,38,74,.20);
    backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  }
  .user-menu-popover[hidden]{display:none}
  .user-menu-account{display:flex;flex-direction:column;gap:2px;padding:10px 11px 11px}
  .user-menu-account strong{font-size:13.5px}
  .user-menu-account span{color:var(--muted);font-size:12px}
  .user-menu-popover a,.user-menu-popover button{
    width:100%;min-height:36px;display:flex;align-items:center;padding:8px 11px;
    border:0;border-radius:9px;background:transparent;color:var(--ink2);
    font-size:13px;text-decoration:none;text-align:left;
  }
  .user-menu-popover a:hover,.user-menu-popover button:hover{
    background:var(--blue-soft);color:var(--blue);
  }
  .user-menu-divider{height:1px;margin:6px;background:var(--hair)}
  .password-fields{display:grid;gap:8px}
  .password-fields .field-label{margin:5px 0 0}
  .form-success{min-height:18px;margin:2px 0 0;color:var(--ok);font-size:12.5px}
  .search-box,.ui-search{
    min-height:42px;display:flex;align-items:center;gap:9px;padding:9px 14px;
    width:min(360px,32vw);border:1px solid var(--gborder);
    border-radius:13px;background:var(--glass-2);box-shadow:var(--shadow);
    transition:border-color var(--motion-fast),box-shadow var(--motion-fast);
  }
  .search-box:focus-within,.ui-search:focus-within{
    border-color:rgba(62,99,255,.38);
    box-shadow:0 0 0 4px rgba(62,99,255,.08),var(--shadow);
  }
  .search-box input,.ui-search input{
    width:100%;min-width:0;border:0;outline:0;background:transparent;
    color:var(--ink);font-size:13.5px;
  }
  .search-box input::placeholder,.ui-search input::placeholder{color:var(--faint)}
  .error,.ui-alert--error{
    display:none;padding:12px 16px;border:1px solid #fecdd3;
    border-radius:var(--radius-md);background:#fff1f2;color:#be123c;
    font-size:13px;
  }

  .action-dialog{
    width:min(460px,calc(100vw - 32px));max-width:none;padding:0;
    border:1px solid rgba(255,255,255,.94);border-radius:var(--radius-xl);
    background:rgba(255,255,255,.96);color:var(--ink);
    box-shadow:var(--shadow-lg);overflow:hidden;
  }
  .action-dialog[open]{animation:ui-dialog-in .18s var(--ease-out)}
  .action-dialog::backdrop{
    background:rgba(30,37,73,.34);backdrop-filter:blur(7px);
    -webkit-backdrop-filter:blur(7px);animation:ui-backdrop-in .18s ease-out;
  }
  .action-dialog-form{display:flex;flex-direction:column}
  .action-dialog-head{
    display:flex;align-items:flex-start;gap:13px;padding:21px 22px 17px;
    border-bottom:1px solid var(--line);
  }
  .dialog-symbol{
    width:40px;height:40px;display:grid;place-items:center;flex-shrink:0;
    border-radius:var(--radius-md);background:linear-gradient(145deg,var(--blue-soft),#e5ebff);
    color:var(--blue);
  }
  .dialog-symbol svg,.dialog-icon-button svg,.field-control svg{
    width:20px;height:20px;stroke:currentColor;stroke-width:1.7;
    stroke-linecap:round;stroke-linejoin:round;
  }
  .action-dialog-heading{min-width:0;flex:1}
  .action-dialog-heading h2{margin:0;font-size:17px;line-height:1.35}
  .action-dialog-heading p{
    margin:5px 0 0;color:var(--muted);font-size:var(--text-sm);line-height:1.5;
  }
  .dialog-icon-button{
    width:34px;height:34px;display:grid;place-items:center;padding:0;
    border:0;border-radius:10px;background:transparent;color:var(--muted);
  }
  .dialog-icon-button:hover{background:var(--blue-soft);color:var(--ink)}
  .action-dialog-body{padding:20px 22px 22px}
  .action-dialog-foot{
    display:flex;justify-content:flex-end;gap:9px;padding:14px 22px 18px;
    border-top:1px solid var(--line);background:var(--surface2);
  }
  .field-label{
    display:block;margin-bottom:8px;color:var(--ink2);
    font-size:var(--text-sm);font-weight:700;
  }
  .field-control{
    min-height:44px;display:flex;align-items:center;gap:9px;padding:0 12px;
    border:1px solid var(--hair);border-radius:11px;background:#fff;color:var(--faint);
    transition:border-color var(--motion-fast),box-shadow var(--motion-fast);
  }
  .field-control:focus-within{
    border-color:rgba(62,99,255,.62);box-shadow:0 0 0 4px rgba(62,99,255,.10);
    color:var(--blue);
  }
  .field-control.invalid{
    border-color:#fb7185;box-shadow:0 0 0 4px rgba(244,63,94,.08);
  }
  .field-control input{
    width:100%;min-width:0;border:0;outline:0;background:transparent;
    color:var(--ink);font-size:14px;
  }
  .field-control input::placeholder{color:var(--faint)}
  .field-meta{
    display:flex;justify-content:space-between;gap:12px;margin-top:7px;
    color:var(--faint);font-size:11px;
  }
  .field-error{min-height:18px;margin:6px 0 0;color:#e11d48;font-size:11.5px}
  .button-primary,.button-secondary{
    min-width:84px;height:38px;display:inline-flex;align-items:center;
    justify-content:center;gap:8px;padding:0 16px;border-radius:10px;
    font-size:13px;font-weight:650;
  }
  .button-secondary{border:1px solid var(--hair);background:#fff;color:var(--ink2)}
  .button-secondary:hover{border-color:rgba(62,99,255,.18);background:var(--blue-soft)}
  .button-primary{
    border:0;background:linear-gradient(135deg,var(--blue),var(--blue2));
    color:#fff;box-shadow:0 7px 16px rgba(62,99,255,.22);
  }
  .button-primary:hover{filter:brightness(1.03)}
  .button-primary:disabled,.button-secondary:disabled{opacity:.55;cursor:not-allowed}
  .button-spinner{
    display:none;width:14px;height:14px;border:2px solid rgba(255,255,255,.42);
    border-top-color:#fff;border-radius:50%;animation:ui-spin .7s linear infinite;
  }
  .button-primary.busy .button-spinner{display:block}

  .toast-region{
    position:fixed;right:22px;top:22px;z-index:240;display:flex;
    flex-direction:column;gap:9px;width:min(360px,calc(100vw - 32px));
    pointer-events:none;
  }
  .toast-item{
    display:grid;grid-template-columns:30px minmax(0,1fr) 26px;
    align-items:center;gap:10px;padding:11px 12px;
    border:1px solid rgba(255,255,255,.96);border-radius:13px;
    background:rgba(255,255,255,.94);box-shadow:0 14px 34px rgba(32,38,74,.16);
    backdrop-filter:blur(18px);pointer-events:auto;
    animation:ui-toast-in .2s ease-out;
  }
  .toast-icon{
    width:30px;height:30px;display:grid;place-items:center;border-radius:9px;
    background:#ecfdf3;color:var(--ok);font-weight:800;
  }
  .toast-item.error .toast-icon{background:#fff1f2;color:#e11d48}
  .toast-message{color:var(--ink2);font-size:var(--text-sm);line-height:1.45}
  .toast-close{
    width:26px;height:26px;padding:0;border:0;border-radius:7px;
    background:transparent;color:var(--faint);
  }
  .toast-close:hover{background:var(--surface2);color:var(--ink)}

  @keyframes ui-dialog-in{
    from{opacity:0;transform:translateY(8px) scale(.985)}
    to{opacity:1;transform:none}
  }
  @keyframes ui-backdrop-in{from{opacity:0}to{opacity:1}}
  @keyframes ui-toast-in{
    from{opacity:0;transform:translateX(14px)}
    to{opacity:1;transform:none}
  }
  @keyframes ui-spin{to{transform:rotate(360deg)}}
}

@layer ui.utilities{
  .ui-cluster{display:flex;align-items:center;gap:var(--space-3);flex-wrap:wrap}
  .ui-stack{display:flex;flex-direction:column;gap:var(--space-4)}
  .ui-grid{display:grid;gap:var(--space-4)}
  .ui-muted{color:var(--muted)}
  .ui-truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .hidden{display:none!important}
  .visually-hidden{
    position:absolute!important;width:1px!important;height:1px!important;
    padding:0!important;margin:-1px!important;overflow:hidden!important;
    clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important;
  }
}

@layer ui.responsive{
  @media(max-width:900px){
    :root{--page-gutter:10px}
    .app,.ui-shell{flex-direction:column}
    platform-sidebar{width:100%}
    .side,.ui-sidebar{
      position:static;width:100%;height:auto;min-height:0;padding:10px 12px;
      flex-direction:row;align-items:center;gap:6px;overflow-x:auto;
      overscroll-behavior-inline:contain;
    }
    .brand{flex-direction:row;padding:0 4px 0 0;flex-shrink:0}
    .brand img{width:38px}
    .brand .pf,.navgroup .gl{display:none}
    .navgroup,.nav-list{display:flex;flex-direction:row;gap:4px;margin:0}
    a.nav{margin:0;padding:9px 11px}
    .status{margin:0 0 0 auto;padding:9px 11px}
    .main,.ui-main{height:auto;min-height:calc(100vh - var(--page-gutter) * 2)}
    .topbar,.ui-topbar{flex-wrap:wrap}
    .search-box,.ui-search{width:100%;order:10}
  }
  @media(max-width:640px){
    :root{--page-gutter:8px}
    .side,.ui-sidebar{padding:8px}
    .status,.avatar,.iconbtn{display:none}
    .brand img{width:34px}
    a.nav{padding:8px 10px;font-size:12.5px}
    .title-wrap p{display:none}
    .action-dialog{width:calc(100vw - 24px);border-radius:18px}
    .action-dialog-head,.action-dialog-body{padding-left:17px;padding-right:17px}
    .action-dialog-foot{padding-left:17px;padding-right:17px}
    .toast-region{top:12px;right:12px;width:calc(100vw - 24px)}
  }
  @media(prefers-reduced-motion:reduce){
    *,*::before,*::after{
      scroll-behavior:auto!important;animation-duration:.01ms!important;
      animation-delay:0ms!important;transition-duration:.01ms!important;
    }
  }
}