@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap");:root{--bg-base:#0a0a0f;--bg-surface:#111118;--bg-card:#16161f;--bg-card-hover:#1c1c28;--bg-input:#0f0f18;--border:#ffffff10;--border-focus:#6366f160;--accent:#6366f1;--accent-light:#818cf8;--accent-dark:#4f46e5;--accent-glow:#6366f130;--purple:#8b5cf6;--green:#10b981;--green-glow:#10b98120;--red:#ef4444;--red-glow:#ef444420;--yellow:#f59e0b;--text-primary:#f1f5f9;--text-secondary:#94a3b8;--text-muted:#475569;--sidebar-width:240px;--header-height:56px;--radius-sm:6px;--radius-md:10px;--radius-lg:14px;--radius-xl:20px;--shadow-card:0 4px 24px rgba(0,0,0,0.4);--shadow-glow:0 0 30px rgba(99,102,241,0.15)}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:Inter,-apple-system,sans-serif;background:var(--bg-base);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;min-height:100vh}.app-layout,.main-content{display:flex;min-height:100vh}.main-content{margin-left:var(--sidebar-width);flex:1 1;flex-direction:column}.page-body{padding:28px 32px;flex:1 1}.sidebar{width:var(--sidebar-width);background:var(--bg-surface);border-right:1px solid var(--border);position:fixed;top:0;left:0;height:100vh;display:flex;flex-direction:column;z-index:100;padding:0}.sidebar-logo{padding:20px 20px 16px;border-bottom:1px solid var(--border)}.sidebar-logo .logo-mark{display:flex;align-items:center;gap:10px;text-decoration:none}.sidebar-logo .logo-icon{width:32px;height:32px;background:linear-gradient(135deg,var(--accent),var(--purple));border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}.sidebar-logo .logo-text{display:flex;flex-direction:column}.sidebar-logo .logo-title{font-size:13px;font-weight:700;color:var(--text-primary);letter-spacing:.01em;line-height:1.2}.sidebar-logo .logo-sub{font-size:10px;color:var(--text-muted);font-weight:400;letter-spacing:.05em;text-transform:uppercase}.sidebar-nav{flex:1 1;padding:12px 10px;display:flex;flex-direction:column;gap:2px;overflow-y:auto}.nav-section-label{font-size:10px;font-weight:600;color:var(--text-muted);letter-spacing:.08em;text-transform:uppercase;padding:8px 10px 4px;margin-top:8px}.nav-link{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:var(--radius-sm);text-decoration:none;color:var(--text-secondary);font-size:13.5px;font-weight:500;transition:all .15s ease;cursor:pointer;border:none;background:none;width:100%;text-align:left}.nav-link:hover{background:var(--bg-card);color:var(--text-primary)}.nav-link.active{background:var(--accent-glow);color:var(--accent-light);border:1px solid var(--border-focus)}.nav-link .nav-icon{font-size:15px;width:18px;text-align:center;flex-shrink:0}.sidebar-footer{padding:12px 14px;border-top:1px solid var(--border)}.api-status{display:flex;align-items:center;gap:8px;font-size:11.5px;color:var(--text-muted)}.status-dot{width:7px;height:7px;border-radius:50%;background:var(--text-muted);flex-shrink:0}.status-dot.online{background:var(--green);box-shadow:0 0 6px var(--green);animation:pulse-dot 2s infinite}.status-dot.offline{background:var(--red)}@keyframes pulse-dot{0%,to{opacity:1}50%{opacity:.5}}.header{height:var(--header-height);background:var(--bg-surface);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 32px;gap:16px;position:sticky;top:0;z-index:50;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.header-title{font-size:15px;font-weight:600;color:var(--text-primary);flex:1 1}.env-badge{font-size:11px;font-weight:600;padding:3px 10px;border-radius:20px;text-transform:uppercase;letter-spacing:.05em;cursor:pointer;transition:all .15s;border:none;font-family:inherit}.env-badge.dev{background:#1a2744;color:#60a5fa;border:1px solid #60a5fa40}.env-badge.sandbox{background:#2a1f44;color:#c084fc;border:1px solid #c084fc40}.env-badge.production{background:#1f2f1a;color:#4ade80;border:1px solid #4ade8040}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px 24px;transition:border-color .2s,box-shadow .2s}.card:hover{border-color:var(--border-focus)}.card-title{font-size:13px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.06em;margin-bottom:12px;display:flex;align-items:center;gap:8px}.card-value{font-size:22px;font-weight:700;color:var(--text-primary);font-family:JetBrains Mono,monospace;word-break:break-all;line-height:1.3}.card-value.small{font-size:13px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}.form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}.form-label{font-size:12.5px;font-weight:600;color:var(--text-secondary);letter-spacing:.03em}.form-input,.form-select{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);padding:10px 14px;font-size:14px;font-family:Inter,sans-serif;width:100%;transition:border-color .2s,box-shadow .2s;outline:none;-webkit-appearance:none}.form-input:focus,.form-select:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}.form-input::placeholder{color:var(--text-muted)}.form-select option{background:var(--bg-card);color:var(--text-primary)}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;font-family:Inter,sans-serif;cursor:pointer;border:none;transition:all .15s ease;white-space:nowrap}.btn-primary{background:linear-gradient(135deg,var(--accent),var(--purple));color:#fff;box-shadow:0 4px 14px var(--accent-glow)}.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 20px var(--accent-glow)}.btn-secondary{background:var(--bg-card);color:var(--text-secondary);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background:var(--bg-card-hover);color:var(--text-primary)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.btn-full{width:100%;justify-content:center}.tabs{display:flex;gap:4px;background:var(--bg-surface);padding:4px;border-radius:var(--radius-md);border:1px solid var(--border);width:fit-content;margin-bottom:24px}.tab{padding:7px 18px;border-radius:7px;font-size:13px;font-weight:500;color:var(--text-secondary);cursor:pointer;transition:all .15s;border:none;background:none;font-family:Inter,sans-serif}.tab.active,.tab:hover{color:var(--text-primary)}.tab.active{background:var(--bg-card);box-shadow:0 2px 8px rgba(0,0,0,.3);border:1px solid var(--border-focus)}.response-viewer{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden;margin-top:16px;animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.response-header{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;background:var(--bg-card);border-bottom:1px solid var(--border)}.response-header-left{display:flex;align-items:center;gap:10px}.response-badge{font-size:11px;font-weight:700;padding:3px 8px;border-radius:4px;letter-spacing:.05em;text-transform:uppercase}.response-badge.success{background:var(--green-glow);color:var(--green);border:1px solid #10b98130}.response-badge.error{background:var(--red-glow);color:var(--red);border:1px solid #ef444430}.response-label{font-size:12px;color:var(--text-muted)}.copy-btn{background:none;border:1px solid var(--border);color:var(--text-muted);cursor:pointer;font-size:11px;padding:4px 10px;border-radius:4px;font-family:Inter,sans-serif;transition:all .15s}.copy-btn:hover{border-color:var(--accent-light);color:var(--accent-light)}.response-body{padding:16px;overflow-x:auto;max-height:420px;overflow-y:auto}.response-body pre{font-family:JetBrains Mono,monospace;font-size:12.5px;line-height:1.7;white-space:pre-wrap;word-break:break-all;color:var(--text-secondary)}.json-key{color:#93c5fd}.json-string{color:#86efac}.json-number{color:#fbbf24}.json-bool{color:#c084fc}.json-null{color:#94a3b8}.callback-type-badge{font-size:10px;font-weight:700;padding:2px 8px;border-radius:4px;text-transform:uppercase;letter-spacing:.05em}.callback-type-badge.snap{background:#1a2744;color:#60a5fa}.callback-type-badge.checkout{background:#2a1f44;color:#c084fc}.callback-type-badge.generic{background:#1e1e1e;color:#94a3b8}.sig-valid{color:var(--green)}.sig-invalid,.sig-valid{font-size:12px;font-weight:600}.sig-invalid{color:var(--red)}.page-header{margin-bottom:24px}.page-header h1{font-size:22px;font-weight:700;color:var(--text-primary);display:flex;align-items:center;gap:10px}.page-header p{font-size:13.5px;color:var(--text-secondary);margin-top:4px}.two-col{display:grid;grid-template-columns:380px 1fr;gap:20px;align-items:start}@media (max-width:1100px){.two-col{grid-template-columns:1fr}}.spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.2);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite;display:inline-block}@keyframes spin{to{transform:rotate(1turn)}}.text-mono{font-family:JetBrains Mono,monospace;font-size:12px;color:var(--text-secondary);word-break:break-all}.redirect-link{display:inline-flex;align-items:center;gap:6px;color:var(--accent-light);font-size:13px;font-weight:500;text-decoration:none;padding:6px 12px;background:var(--accent-glow);border:1px solid var(--border-focus);border-radius:var(--radius-sm);transition:all .15s;margin-top:12px}.redirect-link:hover{background:var(--accent);color:#fff}.empty-state{text-align:center;padding:40px 20px;color:var(--text-muted);font-size:13.5px}.divider{height:1px;background:var(--border);margin:20px 0}.flex,.flex-col{display:flex}.flex-col{flex-direction:column}.gap-3{gap:12px}.gap-4{gap:16px}.items-center{align-items:center}.justify-between{justify-content:space-between}.mb-4{margin-bottom:16px}.mb-6{margin-bottom:24px}.mt-4{margin-top:16px}.text-sm{font-size:13px}.text-xs{font-size:11.5px}.text-muted{color:var(--text-muted)}.text-secondary{color:var(--text-secondary)}.font-mono{font-family:JetBrains Mono,monospace}.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}