/* Grok2API — Design System */
:root {
  --bg:#fafafa; --bg-card:#fff; --fg:#000; --fg-muted:#666; --fg-subtle:#999;
  --border:#e5e5e5; --radius:6px; --radius-xl:14px;
  --success:#059669; --success-bg:#ecfdf5; --error:#dc2626; --error-bg:#fef2f2; --info:#525252; --info-bg:#f5f5f5;
  --shadow-md:0 4px 16px rgba(0,0,0,.08); --shadow-lg:0 20px 50px rgba(0,0,0,.08);
  --font-sans:'Geist Sans',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:var(--font-sans);background:var(--bg);color:var(--fg);line-height:1.5;-webkit-font-smoothing:antialiased;min-height:100vh}
a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit;border:none;outline:none;background:none;color:inherit}
button{cursor:pointer}

/* Login */
.login-body{min-height:100vh;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;background:#FAF9F5}
.login-bg{position:fixed;inset:0;z-index:0;background:#FAF9F5}
.login-shell{position:relative;z-index:1;width:min(420px,92vw);padding:24px}
.login-card{background:var(--bg-card);border:1px solid transparent;border-radius:var(--radius-xl);padding:22px;box-shadow:var(--shadow-lg);transition:border-color .2s}
.login-card:hover{border-color:var(--fg)}
.login-brand{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--fg-muted);font-weight:600}
.login-title{margin-top:6px;font-size:18px;font-weight:600}
.login-subtitle{margin-top:4px;font-size:12px;color:var(--fg-muted)}
.login-form{margin-top:16px;display:grid;gap:10px}

/* Button */
.btn{height:32px;padding:0 14px;border-radius:8px;font-size:13px;font-weight:600;display:inline-flex;align-items:center;justify-content:center;transition:opacity .15s;white-space:nowrap}
.btn-primary{background:var(--fg);color:var(--bg-card)}
.btn-primary:hover{opacity:.88}

/* Input */
.input{width:100%;height:34px;padding:0 10px;font-size:13px;border-radius:8px;border:1px solid var(--border);background:var(--bg-card);transition:border-color .15s}
.input:focus{border-color:#bbb;box-shadow:0 0 0 2px rgba(0,0,0,.04)}
.input::placeholder{color:var(--fg-subtle)}

/* Toast */
.toast-container{position:fixed;top:24px;left:50%;transform:translateX(-50%);z-index:200;display:flex;flex-direction:column;gap:10px;pointer-events:none;align-items:center}
.toast{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:10px 14px;display:flex;align-items:center;gap:10px;min-width:260px;max-width:400px;pointer-events:auto;animation:toastIn .3s cubic-bezier(.16,1,.3,1) forwards;box-shadow:var(--shadow-md)}
.toast.out{animation:toastOut .2s ease forwards}
.toast-icon{flex-shrink:0;width:20px;height:20px;display:flex;align-items:center;justify-content:center;border-radius:50%}
.toast-success .toast-icon{background:var(--success-bg);color:var(--success)}
.toast-error .toast-icon{background:var(--error-bg);color:var(--error)}
.toast-info .toast-icon{background:var(--info-bg);color:var(--info)}
.toast-content{flex:1;font-size:12px;font-weight:500}
.toast-progress-label{font-size:12px;font-weight:500}
.toast-progress-track{height:3px;background:rgba(0,0,0,.08);border-radius:999px;margin-top:5px;overflow:hidden}
.toast-progress-fill{height:100%;background:var(--info);border-radius:999px;transition:width .3s}
.toast-success .toast-progress-fill{background:var(--success)}
.toast-error   .toast-progress-fill{background:var(--error)}
.toast-progress-count{font-size:11px;color:#aaa;flex-shrink:0;margin-left:8px;font-variant-numeric:tabular-nums}
@keyframes toastIn{from{opacity:0;transform:translateY(16px) scale(.96)}to{opacity:1;transform:none}}
@keyframes toastOut{from{opacity:1}to{opacity:0;transform:translateY(8px) scale(.96)}}

/* Helpers */
.flex{display:flex}.items-center{align-items:center}.gap-2{gap:8px}
.mt-2{margin-top:8px}.text-xs{font-size:12px}.text-muted{color:var(--fg-muted)}.w-full{width:100%}

/* Global footer */
.site-footer{
  position:fixed;
  right:18px;
  bottom:10px;
  z-index:40;
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:rgba(23,23,23,.24);
  font-size:11px;
  font-weight:500;
  letter-spacing:0;
  line-height:1;
  background:transparent;
  pointer-events:none;
  user-select:none;
  white-space:nowrap;
}
.site-footer a{
  color:inherit;
  text-decoration:none;
  pointer-events:auto;
  transition:color .15s, opacity .15s;
}
.site-footer a:hover{color:rgba(23,23,23,.42)}
.site-footer-version{font-variant-numeric:tabular-nums}

/* Admin layout */
.admin-header{background:#FAF9F5;position:fixed;top:0;left:0;right:0;z-index:100}
.admin-header-inner{max-width:1280px;width:100%;height:54px;margin:0 auto;padding:0 28px;display:grid;grid-template-columns:minmax(220px,260px) minmax(0,1fr) minmax(240px,272px);align-items:center;gap:16px}
.admin-brand-wrap{display:flex;align-items:center;gap:8px;min-width:0;white-space:nowrap}
.admin-brand-link{display:inline-flex;align-items:center;gap:8px;min-width:0;color:inherit}
.admin-brand{font-size:14px;font-weight:700}
.admin-username{font-size:12px;color:var(--fg-muted);overflow:hidden;text-overflow:ellipsis}
.admin-nav{display:flex;align-items:center;justify-content:center;gap:0;min-width:0}
.admin-nav-link{font-size:14px;color:var(--fg-muted);padding:6px 14px;font-weight:500;transition:color .15s;border-radius:0}
.admin-nav-link:hover{color:var(--fg)}
.admin-nav-link.active{color:var(--fg);font-weight:600}
.admin-header-right{display:flex;align-items:center;justify-content:flex-end;gap:6px;min-width:0;white-space:nowrap}
.admin-header-version{
  display:inline-flex;align-items:center;height:28px;padding:0 10px;border-radius:999px;
  position:relative;background:#f1ece2;color:#6a6459;font-size:11px;font-weight:600;letter-spacing:.02em;flex:0 0 auto;
  cursor:pointer;user-select:none
}
.admin-header-version.has-update::after{
  content:"";position:absolute;top:2px;right:-3px;width:7px;height:7px;border-radius:999px;background:#2563eb
}
.admin-header-control{
  height:28px;padding:0 11px;border:0;border-radius:999px;background:transparent;color:#444;
  font-size:11px;font-weight:600;transition:background .15s,color .15s
}
.admin-header-control:hover{background:#f1ece2;color:#222}
.admin-header-control:focus{box-shadow:none}
.admin-lang-menu{position:relative;flex:0 0 auto}
.admin-lang-trigger{
  gap:5px;padding:0 6px 0 8px;min-width:48px;border-radius:10px;
  color:#6a6459
}
.admin-lang-trigger svg{width:12px;height:12px;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;fill:none}
.admin-lang-trigger-code{font-size:11px;font-weight:600;letter-spacing:.02em;line-height:1}
.admin-lang-popover{
  position:absolute;top:calc(100% + 6px);right:0;min-width:138px;padding:4px;background:#faf9f5;
  border:1px solid #ece3d6;border-radius:12px;box-shadow:0 12px 28px rgba(22,20,18,.07);
  display:grid;gap:2px;opacity:0;pointer-events:none;transform:translateY(-4px);
  transition:opacity .16s ease,transform .16s ease;z-index:140
}
.admin-lang-menu.open .admin-lang-popover{opacity:1;pointer-events:auto;transform:translateY(0)}
.admin-lang-option{
  width:100%;min-height:30px;padding:0 8px;border-radius:9px;display:grid;grid-template-columns:26px minmax(0,1fr);
  align-items:center;gap:8px;text-align:left;color:#2a2722
}
.admin-lang-option:hover,.admin-lang-option.active{background:#f1ece2}
.admin-lang-option-code{font-size:11px;font-weight:600;letter-spacing:.02em;color:#6a6459}
.admin-lang-option-name{font-size:11px;font-weight:500;line-height:1.2;white-space:nowrap}
.admin-header-icon-btn{width:28px;min-width:28px;padding:0;justify-content:center;flex:0 0 auto}
.admin-header-icon-btn svg{width:13px;height:13px;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;fill:none}
.admin-badge{font-size:11px;font-weight:600;padding:3px 9px;border-radius:20px;border:1px solid;letter-spacing:.04em}
.admin-badge-green{color:#16a34a;border-color:#16a34a;background:#f0fdf4}
.admin-badge-blue{color:#2563eb;border-color:#2563eb;background:#eff6ff}
.admin-main{max-width:1280px;margin:0 auto;padding:78px 28px 24px}

/* Stat cards */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:20px}
.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);padding:16px 18px}
.stat-label{font-size:12px;color:var(--fg-muted)}
.stat-value{font-size:26px;font-weight:600;margin-top:4px;line-height:1}

/* Toolbar & tabs */
.toolbar{display:flex;align-items:center;gap:8px;margin-bottom:12px;flex-wrap:wrap}
.toolbar-tabs{display:flex;gap:4px;flex:1;flex-wrap:wrap}
.tab{height:28px;padding:0 10px;border-radius:6px;font-size:12px;font-weight:500;color:var(--fg-muted);transition:background .15s,color .15s}
.tab:hover{background:var(--border)}
.tab.active{background:var(--fg);color:var(--bg-card)}
.tab-count{margin-left:4px;font-size:11px;opacity:.7}

/* Table */
.table-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch}
.table-wrap{overflow-x:auto}
.table-card>table{width:max-content;min-width:100%;border-collapse:collapse}
.table-freeze-last{--table-sticky-bg:var(--bg-card);--table-sticky-hover-bg:var(--bg)}
.table-freeze-last th:last-child,
.table-freeze-last td:last-child{position:sticky;right:0}
.table-freeze-last th:last-child{z-index:3;background:var(--table-sticky-bg)}
.table-freeze-last td:last-child{z-index:2;background:var(--table-sticky-bg);box-shadow:inset 1px 0 0 rgba(0,0,0,.05)}
.table-freeze-last tr:hover td:last-child{background:var(--table-sticky-hover-bg)}
table{width:100%;border-collapse:collapse}
th{background:var(--bg);font-size:11px;font-weight:600;color:var(--fg-muted);text-transform:uppercase;letter-spacing:.05em;padding:8px 12px;text-align:left;border-bottom:1px solid var(--border);white-space:nowrap}
td{font-size:12px;padding:10px 12px;border-bottom:1px solid var(--border);vertical-align:middle}
tr:last-child td{border-bottom:none}
tr:hover td{background:var(--bg)}
.token-cell{font-family:ui-monospace,monospace;font-size:11px}

/* Badges */
.badge{display:inline-block;font-size:11px;font-weight:600;padding:2px 7px;border-radius:20px;white-space:nowrap}
.badge-active{background:#ecfdf5;color:#059669}
.badge-cooling{background:#fff7ed;color:#ea580c}
.badge-expired,.badge-invalid,.badge-failed{background:#fef2f2;color:#dc2626}
.badge-basic{background:#f5f5f5;color:#555}
.badge-premium{background:#eff6ff;color:#2563eb}
.badge-pro{background:#faf5ff;color:#7c3aed}

/* Buttons */
.btn-ghost{border:1px solid var(--border);background:var(--bg-card)}
.btn-ghost:hover{background:var(--bg)}
.btn-danger{background:#fef2f2;color:#dc2626;border:1px solid #fecaca}
.btn-danger:hover{background:#fee2e2}
.btn-sm{height:26px;padding:0 10px;font-size:12px}
.btn-xs{height:22px;padding:0 8px;font-size:11px}

/* Form elements */
select.input{cursor:pointer;padding-right:28px;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23999' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 8px center}
textarea.input{height:auto;padding:8px 10px;resize:vertical}

@media (max-width: 960px){
  .admin-header-inner{
    height:auto;padding:10px 12px;
    grid-template-columns:minmax(0,1fr) auto;
    grid-template-areas:
      "brand actions"
      "nav nav";
    align-items:start;gap:8px;row-gap:8px
  }
  .admin-brand-wrap{grid-area:brand;gap:6px;min-height:30px;align-self:center}
  .admin-brand-link{min-width:0;max-width:100%}
  .admin-brand{font-size:13px;line-height:1}
  .admin-nav{
    grid-area:nav;justify-content:flex-start;gap:4px;overflow-x:auto;overflow-y:hidden;
    padding:0 0 2px;scrollbar-width:none;-ms-overflow-style:none;white-space:nowrap;
    align-self:start
  }
  .admin-nav::-webkit-scrollbar{display:none}
  .admin-nav-link{
    flex:0 0 auto;padding:6px 10px;font-size:13px;line-height:1;border-radius:999px;background:transparent
  }
  .admin-nav-link.active{background:#efe8dc}
  .admin-header-right{grid-area:actions;gap:4px;align-self:center}
  .admin-header-version{height:30px;padding:0 8px;font-size:10px}
  .admin-header-version.has-update::after{top:6px;right:4px}
  .admin-header-control{height:30px}
  .admin-lang-trigger{min-width:44px;padding:0 5px 0 7px}
  .admin-header-icon-btn{width:30px;min-width:30px}
  .admin-username{display:none}
}

@media (max-width: 520px){
  .site-footer{right:12px;bottom:8px;font-size:10px}
  .admin-header-inner{padding:10px 10px 8px}
  .admin-brand{font-size:12px}
  .admin-nav-link{padding:6px 9px;font-size:12px}
  .admin-lang-popover{right:0;min-width:128px}
  .admin-header-version{display:none}
  .admin-version-modal-row{grid-template-columns:72px minmax(0,1fr);gap:8px}
}

/* Modal */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.3);z-index:300;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .2s}
.modal-overlay.open{opacity:1;pointer-events:auto}
.modal{background:var(--bg-card);border-radius:var(--radius-xl);padding:20px;width:min(480px,92vw);box-shadow:var(--shadow-lg);transform:scale(.96);transition:transform .2s}
.modal-overlay.open .modal{transform:none}
.modal-title{font-size:15px;font-weight:600;margin-bottom:14px}
.modal-footer{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}
.admin-version-modal{
  width:min(560px,92vw);max-height:min(80vh,720px);
  display:grid;grid-template-rows:auto auto minmax(0,1fr) auto
}
.admin-version-modal-head{
  display:flex;align-items:flex-start;justify-content:space-between;gap:12px
}
.admin-version-modal-head .modal-title{margin-bottom:14px}
.admin-version-modal-badge{
  min-height:28px;padding:0 12px;border-radius:999px;display:inline-flex;align-items:center;flex:0 0 auto;
  font-size:12px;font-weight:600;white-space:nowrap
}
.admin-version-modal-badge.is-update{background:#eff6ff;color:#2563eb}
.admin-version-modal-badge.is-current{background:#ecfdf5;color:#059669}
.admin-version-modal-badge.is-muted{background:#f5f5f5;color:#666}
.admin-version-modal-meta{display:grid;gap:8px;margin-bottom:14px}
.admin-version-modal-status{
  min-height:28px;padding:0 12px;border-radius:999px;display:inline-flex;align-items:center;width:max-content;
  font-size:12px;font-weight:600
}
.admin-version-modal-status.is-update{background:#eff6ff;color:#2563eb}
.admin-version-modal-status.is-current{background:#ecfdf5;color:#059669}
.admin-version-modal-status.is-muted{background:#f5f5f5;color:#666}
.admin-version-modal-status.is-hidden{display:none}
.admin-version-modal-row{display:grid;grid-template-columns:84px minmax(0,1fr);gap:10px;align-items:start}
.admin-version-modal-label{font-size:12px;color:#8a8478}
.admin-version-modal-value{font-size:12px;color:#26231f;word-break:break-word}
.admin-version-modal-notes{
  min-height:0;overflow:auto;padding:14px 16px;border-radius:16px;background:#f6f1e7;
  color:#2e2a25;font-size:12px;line-height:1.7
}
.admin-version-modal-notes > :first-child{margin-top:0}
.admin-version-modal-notes > :last-child{margin-bottom:0}
.admin-version-modal-notes h1,
.admin-version-modal-notes h2,
.admin-version-modal-notes h3,
.admin-version-modal-notes h4,
.admin-version-modal-notes h5,
.admin-version-modal-notes h6{margin:0 0 10px;font-size:13px;line-height:1.5;font-weight:700;color:#1f1c18}
.admin-version-modal-notes p{margin:0 0 10px}
.admin-version-modal-notes ul,
.admin-version-modal-notes ol{margin:0 0 10px 18px;padding:0}
.admin-version-modal-notes li + li{margin-top:4px}
.admin-version-modal-notes a{
  text-decoration:underline;text-underline-offset:2px;
  overflow-wrap:anywhere;word-break:break-word
}
.admin-version-modal-notes strong{font-weight:700}
.admin-version-modal-notes em{font-style:italic}
.admin-version-modal-notes hr{height:1px;margin:12px 0;border:0;background:rgba(31,28,24,.1)}
.admin-version-modal-notes blockquote{
  margin:0 0 10px;padding-left:12px;border-left:2px solid rgba(31,28,24,.16);color:#6a6459
}
.admin-version-modal-notes code{
  padding:1px 5px;border-radius:6px;background:rgba(31,28,24,.07);
  font-family:'SFMono-Regular',Consolas,'Liberation Mono',Menlo,monospace;font-size:11px
}
.admin-version-modal-notes pre{
  margin:0 0 10px;padding:10px 12px;border-radius:12px;background:#efe8dc;overflow:auto
}
.admin-version-modal-notes pre code{display:block;padding:0;background:transparent}
.admin-version-modal-link{display:inline-flex;align-items:center}

/* Pagination */
.pagination{display:flex;align-items:center;gap:6px;padding:10px 14px;border-top:1px solid var(--border);flex-wrap:wrap}
.page-btn{width:28px;height:28px;border-radius:6px;font-size:12px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--border);background:var(--bg-card);transition:background .1s}
.page-btn:hover{background:var(--bg)}
.page-btn.active{background:var(--fg);color:var(--bg-card);border-color:var(--fg)}
.page-info{font-size:12px;color:var(--fg-muted);margin-left:auto}

/* Misc */
.cb{width:14px;height:14px;accent-color:var(--fg);cursor:pointer}
.action-btns{display:flex;gap:4px}
.empty-state{text-align:center;padding:40px;color:var(--fg-muted);font-size:13px}