* { box-sizing: border-box; }
body { margin: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif; background: #f5f6f8; color: #1f2937; }
a { color: #2563eb; text-decoration: none; }
.topbar { display: flex; justify-content: space-between; align-items: center; gap: 18px; padding: 22px 32px; background: #111827; color: white; }
.topbar h1 { margin: 0; font-size: 22px; }
.topbar p { margin: 6px 0 0; color: #cbd5e1; }
.navlinks { display: flex; gap: 10px; flex-wrap: wrap; justify-content: flex-end; }
.navlinks a { color: white; border: 1px solid rgba(255,255,255,.35); border-radius: 10px; padding: 9px 14px; }
.navlinks a.active { background: white; color: #111827; }
.container { padding: 28px; }
.narrow { max-width: 760px; margin: 0 auto; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.wide { grid-column: 1 / -1; }
.panel { background: white; border-radius: 16px; padding: 22px; box-shadow: 0 10px 24px rgba(15,23,42,.08); border: 1px solid #e5e7eb; }
.panel h2 { margin: 0 0 14px; font-size: 20px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 18px; }
.card { background: white; border-radius: 16px; overflow: hidden; box-shadow: 0 10px 24px rgba(15,23,42,.08); border: 1px solid #e5e7eb; }
.thumb { display: block; height: 180px; background: #e5e7eb; overflow: hidden; }
.thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.card-body { padding: 14px; }
.card-body strong { display: block; word-break: break-all; font-size: 14px; }
.card-body p { margin: 8px 0; color: #6b7280; font-size: 13px; }
.actions { display: flex; gap: 10px; align-items: center; margin-top: 12px; }
.actions form { margin: 0; }
button, .actions a { border: 0; border-radius: 9px; padding: 8px 12px; background: #e5edff; color: #1d4ed8; font-size: 14px; cursor: pointer; white-space: nowrap; }
button.danger { background: #fee2e2; color: #b91c1c; }
.empty { background: white; border-radius: 16px; padding: 40px; text-align: center; color: #6b7280; border: 1px solid #e5e7eb; }
.empty.small { padding: 18px; }
.login-page { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-card { width: 100%; max-width: 390px; background: white; border-radius: 18px; padding: 28px; box-shadow: 0 18px 40px rgba(15,23,42,.12); border: 1px solid #e5e7eb; }
.login-card h1 { margin: 0 0 8px; font-size: 24px; }
.muted { color: #6b7280; margin: 0 0 18px; }
.alert { background: #fee2e2; color: #991b1b; padding: 12px; border-radius: 10px; margin-bottom: 16px; }
.notice { background: #dcfce7; color: #166534; padding: 12px; border-radius: 10px; margin-bottom: 16px; }
label { display: block; margin: 13px 0 7px; font-weight: 600; }
input { width: 100%; border: 1px solid #d1d5db; border-radius: 10px; padding: 11px 12px; font-size: 15px; }
.login-card button, .form-card button { margin-top: 18px; background: #2563eb; color: white; padding: 12px 14px; }
.key-box { background: #f8fafc; border: 1px dashed #93c5fd; border-radius: 14px; padding: 14px; margin: 16px 0; }
.copy-row { display: flex; gap: 10px; align-items: center; }
.copy-row input { font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace; font-size: 13px; }
.copy-row button { background: #2563eb; color: white; }
.copy-row.compact { min-width: 360px; }
.copy-row.compact input { padding: 9px 10px; }
.copy-row.compact button { margin: 0; padding: 8px 10px; }
.code { background: #0f172a; color: #e2e8f0; border-radius: 12px; padding: 14px; overflow: auto; line-height: 1.6; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { border-bottom: 1px solid #e5e7eb; padding: 12px 10px; text-align: left; vertical-align: top; }
th { color: #4b5563; font-size: 13px; background: #f9fafb; }
.badge { display: inline-block; border-radius: 999px; padding: 4px 9px; font-size: 12px; }
.badge.ok { background: #dcfce7; color: #166534; }
.badge.off { background: #e5e7eb; color: #4b5563; }
.actions-cell { display: flex; gap: 8px; flex-wrap: wrap; }
.actions-cell form { margin: 0; }
.actions-cell button { margin: 0; }
@media (max-width: 860px) { .two-col { grid-template-columns: 1fr; } .wide { grid-column: auto; } .topbar { align-items: flex-start; flex-direction: column; } .navlinks { justify-content: flex-start; } }
@media (max-width: 640px) { .topbar { padding: 18px; } .container { padding: 18px; } .copy-row { flex-direction: column; align-items: stretch; } .copy-row.compact { min-width: 240px; } }