@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#F97316;--primary-light:#FB923C;--primary-glow:rgba(249,115,22,.25);
  --accent:#A78BFA;--green:#22C55E;--red:#EF4444;--blue:#3B82F6;--amber:#F59E0B;
  --bg:#0A0A0A;--bg2:#171717;--bg3:#262626;
  --text:#F1F5F9;--text2:#94A3B8;--text3:#64748B;
  --border:rgba(148,163,184,.1);--radius:14px;--radius-sm:10px;
  --font:'Inter',system-ui,sans-serif;--mono:'JetBrains Mono',monospace;
  --tr:.25s ease;
}
body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100vh}
body::before{content:'';position:fixed;inset:0;background:radial-gradient(ellipse at 20% 0%,rgba(249,115,22,.06) 0%,transparent 50%);pointer-events:none}
.app{position:relative;z-index:1;max-width:960px;margin:0 auto;padding:24px 20px 60px}
.hdr{text-align:center;padding:40px 0 24px}
.hdr__icon{display:inline-flex;align-items:center;justify-content:center;width:64px;height:64px;border-radius:var(--radius);background:linear-gradient(135deg,var(--primary),var(--accent));font-size:32px;margin-bottom:16px;box-shadow:0 8px 30px var(--primary-glow);animation:fl 3s ease-in-out infinite}
@keyframes fl{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}
.hdr h1{font-size:2rem;font-weight:800;background:linear-gradient(135deg,var(--text),var(--primary));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hdr p{color:var(--text2);font-size:.95rem;max-width:480px;margin:8px auto 0}
/* Tabs */
.tabs{display:flex;gap:4px;justify-content:center;margin-bottom:24px}
.tab{padding:10px 20px;font-family:var(--font);font-size:.85rem;font-weight:500;background:transparent;border:1px solid var(--border);color:var(--text2);border-radius:var(--radius-sm);cursor:pointer;transition:var(--tr)}
.tab:hover{color:var(--text);border-color:var(--primary)}
.tab.active{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 2px 12px var(--primary-glow)}
/* Panel */
.panel{background:rgba(23,23,23,.75);border:1px solid var(--border);border-radius:var(--radius);padding:24px;backdrop-filter:blur(16px);margin-bottom:20px}
.panel-title{font-size:1rem;font-weight:700;margin-bottom:16px}
.panel-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;gap:12px;flex-wrap:wrap}
.panel-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
/* Forms */
.form-row{display:flex;gap:10px;align-items:flex-end;margin-bottom:12px}
.form-row.tight{margin-bottom:0;margin-top:8px}
.form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}
.form-group label{font-size:.78rem;font-weight:600;color:var(--text2)}
.input,.select,.textarea{padding:10px 14px;font-family:var(--font);font-size:.85rem;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);outline:none;width:100%;transition:var(--tr)}
.textarea{resize:vertical}
.mono{font-family:var(--mono);font-size:.82rem}
.input:focus,.select:focus,.textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(249,115,22,.12)}
.search-input{max-width:200px}
/* Buttons */
.btn{padding:10px 18px;font-family:var(--font);font-size:.85rem;font-weight:600;border:none;border-radius:var(--radius-sm);cursor:pointer;transition:var(--tr)}
.btn-sm{padding:7px 14px;font-size:.8rem}
.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:#EA580C}
.btn-accent{background:var(--accent);color:#fff}
.btn-outline{background:transparent;color:var(--text2);border:1px solid var(--border)}.btn-outline:hover{border-color:var(--primary);color:var(--primary)}
.btn-green{background:var(--green);color:#fff}
/* Method badges */
.method{display:inline-block;padding:3px 8px;border-radius:4px;font-size:.7rem;font-weight:700;font-family:var(--mono);letter-spacing:.02em}
.method-GET{background:rgba(59,130,246,.15);color:var(--blue)}
.method-POST{background:rgba(34,197,94,.15);color:var(--green)}
.method-PUT{background:rgba(245,158,11,.15);color:var(--amber)}
.method-DELETE{background:rgba(239,68,68,.15);color:var(--red)}
.method-PATCH{background:rgba(167,139,250,.15);color:var(--accent)}
/* Timeline */
.timeline{position:relative;padding-left:24px}
.timeline::before{content:'';position:absolute;left:8px;top:0;bottom:0;width:2px;background:var(--border)}
.tl-item{position:relative;padding:14px 16px;margin-bottom:12px;background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;transition:var(--tr)}
.tl-item:hover{border-color:var(--primary);box-shadow:0 2px 12px rgba(0,0,0,.3)}
.tl-item::before{content:'';position:absolute;left:-20px;top:20px;width:10px;height:10px;border-radius:50%;background:var(--primary);border:2px solid var(--bg)}
.tl-item__header{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.tl-item__url{font-size:.82rem;font-weight:600;word-break:break-all;flex:1}
.tl-item__time{font-size:.72rem;color:var(--text3);white-space:nowrap}
.tl-item__body{font-family:var(--mono);font-size:.75rem;color:var(--text3);max-height:40px;overflow:hidden;white-space:pre;text-overflow:ellipsis}
.tl-item__actions{display:flex;gap:6px;margin-top:8px}
/* KV list */
.kv-list{display:flex;flex-direction:column;gap:4px;margin-bottom:4px}
.kv-item{display:flex;align-items:center;gap:8px;padding:6px 10px;background:var(--bg);border-radius:var(--radius-sm);font-size:.82rem}
.kv-item .key{font-family:var(--mono);font-weight:600;color:var(--primary-light);min-width:100px}
.kv-item .val{font-family:var(--mono);color:var(--text2);flex:1;word-break:break-all}
.kv-item .remove{background:none;border:none;color:var(--text3);cursor:pointer;font-size:.85rem}.kv-item .remove:hover{color:var(--red)}
/* Code block */
.code-block{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px;font-family:var(--mono);font-size:.8rem;color:var(--text);white-space:pre-wrap;word-break:break-all;max-height:300px;overflow-y:auto;line-height:1.5}
.response-status{font-size:.85rem;font-weight:700;margin-bottom:8px}
.response-status.ok{color:var(--green)}.response-status.err{color:var(--red)}
/* Checkbox list */
.checkbox-list{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}
.checkbox{display:flex;align-items:center;gap:8px;font-size:.85rem;cursor:pointer;color:var(--text2)}
.checkbox input{accent-color:var(--primary)}
/* Scenario items */
.scenario-item{background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px;margin-bottom:10px}
.scenario-item__name{font-weight:700;font-size:.9rem;margin-bottom:4px}
.scenario-item__meta{font-size:.78rem;color:var(--text3);margin-bottom:8px}
.scenario-item__actions{display:flex;gap:6px}
.empty-state{text-align:center;padding:32px;color:var(--text3);font-size:.9rem}
/* Toast */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(80px);padding:10px 20px;background:var(--bg2);border:1px solid var(--primary);border-radius:var(--radius-sm);color:var(--text);font-size:.85rem;font-weight:500;z-index:1000;opacity:0;transition:all .3s ease;pointer-events:none}
.toast.visible{opacity:1;transform:translateX(-50%) translateY(0)}
@media(max-width:640px){.form-row{flex-direction:column}.panel-header{flex-direction:column;align-items:flex-start}.app{padding:16px 12px 48px}.hdr h1{font-size:1.5rem}.search-input{max-width:100%}}
::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--bg2);border-radius:3px}
::selection{background:var(--primary);color:var(--bg)}