:root{--brand-950:#071426;--brand-900:#0f2748;--brand-800:#173256;--brand-700:#1e4272;--brand-600:#2a5a95;--brand-500:#3b6fa3;--brand-400:#5a8ab8;--brand-300:#7aa8d2;--brand-200:#b6cfe4;--brand-100:#dae8f3;--brand-50:#eef4fa;--bg:#f4f7fb;--bg-deep:#e6ecf5;--surface:#ffffff;--surface-alt:#fafcfe;--border:#dbe3ee;--border-strong:#c2d0e3;--text:#0f1a2e;--text-muted:#5a6a82;--text-subtle:#8a99b0;--success:#1f7a43;--success-bg:#e5f2eb;--success-ring:rgba(31,122,67,0.18);--danger:#b93a3a;--danger-bg:#f8e7e5;--danger-ring:rgba(185,58,58,0.18);--r-sm:6px;--r-md:10px;--r-lg:14px;--shadow-sm:0 1px 2px rgba(15,39,72,0.06);--shadow-md:0 1px 2px rgba(15,39,72,0.06),0 8px 24px -8px rgba(15,39,72,0.14);--shadow-glow-brand:0 0 0 6px rgba(59,111,163,0.08);--shadow-glow-success:0 0 0 6px var(--success-ring);--shadow-glow-danger:0 0 0 6px var(--danger-ring);--font-sans:"Inter",system-ui,-apple-system,"Segoe UI","Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif;--font-mono:"JetBrains Mono","SF Mono",Menlo,Consolas,"Courier New",monospace}*{box-sizing:border-box}body,html{margin:0;padding:0;min-height:100vh}body{font-family:var(--font-sans);font-size:15px;line-height:1.6;color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--bg);background-image:radial-gradient(circle at center,rgba(15,39,72,.07) 1px,transparent 1.2px),linear-gradient(180deg,var(--bg) 0,var(--bg-deep) 100%);background-size:22px 22px,100% 100%;background-attachment:fixed}a{color:var(--brand-700)}.hh-shell{display:flex;flex-direction:column;min-height:100vh}.hh-main{flex:1 1;display:flex;align-items:flex-start;justify-content:center;padding:32px 20px 48px}.hh-card{position:relative;width:100%;max-width:480px;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);box-shadow:var(--shadow-md);padding:48px 36px 40px;text-align:center;overflow:hidden}.hh-card:after,.hh-card:before{content:"";position:absolute;width:32px;height:32px;border:1px solid var(--brand-300);opacity:.6;pointer-events:none}.hh-card:before{top:10px;left:10px;border-right:none;border-bottom:none;border-top-left-radius:4px}.hh-card:after{bottom:10px;right:10px;border-left:none;border-top:none;border-bottom-right-radius:4px}.hh-status{width:72px;height:72px;margin:0 auto 24px;border-radius:50%;display:grid;place-items:center;font-size:34px;font-weight:600;position:relative}.hh-status--success{background:linear-gradient(135deg,#e5f2eb,#d4e9dc);color:var(--success);box-shadow:var(--shadow-glow-success)}.hh-status--danger{background:linear-gradient(135deg,#f8e7e5,#f0d6d3);color:var(--danger);box-shadow:var(--shadow-glow-danger)}.hh-status--brand{background:linear-gradient(135deg,var(--brand-100) 0,var(--brand-200) 100%);color:var(--brand-800);box-shadow:var(--shadow-glow-brand)}.hh-h1{font-size:24px;font-weight:600;margin:0 0 10px;color:var(--text);letter-spacing:-.01em}.hh-subtitle{font-size:15px;color:var(--text-muted);margin:0 0 28px}.hh-note{font-size:13px;margin:0 0 28px}.hh-foot-note,.hh-note{color:var(--text-subtle)}.hh-foot-note{font-size:12px;margin:32px 0 0}.hh-details{background:var(--surface-alt);border:1px solid var(--border);border-radius:var(--r-md);padding:14px 18px;margin:0 0 24px;text-align:left;font-size:14px}.hh-details-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:8px 0;border-bottom:1px dashed var(--border)}.hh-details-row:last-child{border-bottom:none}.hh-details-label{color:var(--text-subtle);font-size:12.5px;letter-spacing:.04em;text-transform:uppercase;flex-shrink:0}.hh-details-value{color:var(--text);font-weight:500;text-align:right}.hh-details-value--mono{font-family:var(--font-mono);font-size:13px;background:var(--brand-50);color:var(--brand-800);padding:2px 8px;border-radius:4px;letter-spacing:.02em}.hh-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 28px;font-size:14.5px;font-weight:500;text-decoration:none;border:none;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,background .15s ease}.hh-btn--primary{background:linear-gradient(135deg,var(--brand-800) 0,var(--brand-600) 100%);color:#ffffff;border-radius:var(--r-sm);box-shadow:inset 0 1px 0 rgba(255,255,255,.08),0 4px 14px -4px rgba(15,39,72,.4)}.hh-btn--primary:hover{transform:translateY(-1px);box-shadow:inset 0 1px 0 rgba(255,255,255,.1),0 8px 20px -4px rgba(15,39,72,.5)}.hh-btn--primary:active{transform:translateY(0)}.hh-btn-arrow{transition:transform .15s ease}.hh-btn--primary:hover .hh-btn-arrow{transform:translateX(3px)}.hh-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--border);background:rgba(255,255,255,.7);backdrop-filter:saturate(160%) blur(8px);-webkit-backdrop-filter:saturate(160%) blur(8px)}.hh-brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--text)}.hh-brand-logo{height:44px;width:auto;display:block;object-fit:contain}.hh-system-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--brand-700);background:var(--brand-50);border:1px solid var(--brand-100);border-radius:999px}.hh-system-dot{width:6px;height:6px;border-radius:50%;background:var(--success);box-shadow:0 0 0 3px var(--success-ring);animation:hh-pulse 2.4s ease-in-out infinite}@keyframes hh-pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.6;transform:scale(.85)}}.hh-footer{padding:24px 24px 32px;text-align:center;font-size:12px;color:var(--text-subtle);letter-spacing:.02em}.hh-footer a{color:var(--text-muted);text-decoration:none;border-bottom:1px dotted var(--border-strong)}.hh-footer a:hover{color:var(--brand-700)}@media (max-width:520px){.hh-card{padding:40px 24px 32px}.hh-header{padding:14px 16px}.hh-brand-logo{height:36px}.hh-system-badge{padding:5px 10px;font-size:10px;letter-spacing:.08em}}@media (max-width:380px){.hh-system-badge{font-size:0;padding:8px}.hh-system-badge .hh-system-dot{width:8px;height:8px}}