@import url('https://fonts.googleapis.com/css2?family=Unbounded:wght@500;700&family=Karla:wght@400;500;600&display=swap');

:root{
  --bg:#ffffff;
  --ink:#111111;
  --muted:#6b7280;
  --line:#e5e7eb;
  --panel:#f9fafb;
  --accent:#111111;
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family:"Karla", sans-serif;
  color:var(--ink);
  background:var(--bg);
}

.container{max-width:1000px;margin:0 auto;padding:0 22px}

.topbar{
  display:flex;justify-content:space-between;align-items:center;
  padding:22px 0;border-bottom:1px solid var(--line)
}
.brand{font-family:"Unbounded", sans-serif;font-size:20px;letter-spacing:.5px;color:inherit;text-decoration:none}
.badge{font-size:12px;color:var(--muted)}

.hero{padding:48px 0 24px}
.hero h1{font-family:"Unbounded", sans-serif;font-size:44px;line-height:1.05;margin:0 0 10px}
.hero p{margin:0 0 18px;color:var(--muted)}

.search{
  width:100%;padding:12px 14px;border-radius:14px;border:1px solid var(--line);
  background:#fff;font-family:inherit
}

.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 16px;border-radius:999px;
  border:1px solid var(--ink);background:var(--accent);color:#fff;text-decoration:none
}
.btn.ghost{background:transparent;color:var(--ink)}

.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;padding:10px 0 40px}
.card{border:1px solid var(--line);border-radius:18px;padding:18px;background:#fff;cursor:pointer;transition:transform .08s ease, box-shadow .08s ease}
.card:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,0,0,.08)}
.card h2{font-family:"Unbounded", sans-serif;margin:0 0 8px;font-size:20px}
.card p{margin:0 0 12px;color:var(--muted)}
.link{color:#111;text-decoration:none;border-bottom:1px solid var(--line)}

.tool{max-width:760px;margin:24px auto 40px;padding:0}
.tool.wide{max-width:1200px}
.panel{border:1px solid var(--line);border-radius:18px;padding:18px;background:var(--panel)}
.form{display:grid;gap:12px}
.input{display:flex;flex-direction:column;gap:6px}
input,select{
  padding:10px;border-radius:10px;border:1px solid var(--line);
  background:#fff;color:var(--ink);font-family:inherit
}
.result{margin-top:12px;padding:12px;border-radius:12px;border:1px solid var(--line);background:#fff}
.result.highlight{border-color:#111}
.copy{margin-top:8px;position:relative}
.copy.blink{transform:scale(0.98);opacity:.8}
.toast{font-size:12px;color:var(--muted);margin-top:6px}
.small{font-size:12px;color:var(--muted)}
.footer{padding:18px 0;text-align:center;color:var(--muted)}
.table-wrap{overflow:auto;margin-top:12px;border:1px solid var(--line);border-radius:12px;background:#fff}
.table{width:100%;border-collapse:collapse;font-size:13px}
.table th,.table td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:right;white-space:nowrap}
.table th:first-child,.table td:first-child{text-align:center}
.table tr:last-child td{border-bottom:none}
.note-box{margin-top:10px;padding:10px;border:1px dashed var(--line);border-radius:12px;background:#fff}

.switch{display:flex;align-items:center;gap:10px}
.switch input{display:none}
.switch .track{
  width:44px;height:24px;border-radius:999px;border:1px solid var(--line);
  background:#e5e7eb;position:relative;transition:background .2s ease
}
.switch .thumb{
  width:20px;height:20px;border-radius:50%;background:#fff;position:absolute;top:1px;left:1px;
  box-shadow:0 2px 6px rgba(0,0,0,.15);transition:left .2s ease
}
.switch input:checked + .track{background:#111}
.switch input:checked + .track .thumb{left:23px}

.recent{margin:6px 0 18px}
.recent-header{display:flex;align-items:center;justify-content:space-between;margin:0 0 10px}
.recent h2{font-family:"Unbounded", sans-serif;font-size:18px;margin:0}
.recent .clear{font-size:12px;color:var(--muted);cursor:pointer;border:1px solid var(--line);padding:4px 8px;border-radius:999px}
.recent-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}
.recent-empty{font-size:12px;color:var(--muted);border:1px dashed var(--line);padding:10px;border-radius:12px}
.list-divider{display:flex;align-items:center;gap:10px;margin:8px 0 14px;color:var(--muted);font-size:12px}
.list-divider::before,.list-divider::after{content:"";height:1px;background:var(--line);flex:1}

.tool-layout{display:grid;grid-template-columns:minmax(300px,380px) 1fr;gap:16px;align-items:start}
.left-col,.right-col{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px}
.left-col .result{margin-top:10px}
.right-col .table-wrap{max-height:460px;overflow:auto}
.section-title{font-family:"Unbounded",sans-serif;font-size:14px;margin:0 0 10px;color:#111}

@media (max-width: 900px){
  .tool-layout{grid-template-columns:1fr}
  .right-col .table-wrap{max-height:unset}
}

@media (max-width: 600px){
  .hero h1{font-size:32px}
  .topbar{padding:16px 0}
  .grid{grid-template-columns:1fr}
  .card{padding:16px}
  .form .btn{width:100%;justify-content:center}
  input,select{font-size:16px}
}


@media (max-width: 900px){
  .tool.wide .panel{grid-template-columns:1fr}
  .tool.wide .panel>.result,
  .tool.wide .panel>.copy,
  .tool.wide .panel>.toast,
  .tool.wide .panel>.table-wrap,
  .tool.wide .panel>.small,
  .tool.wide .panel>.note-box{grid-column:1}
}




/* Edge-reveal empty sidebar (responsive) */
.sidebar-edge-trigger{
  position:fixed;left:0;top:0;width:10px;height:100vh;z-index:20;
}
.left-sidebar{
  position:fixed;left:0;top:0;height:100vh;width:240px;
  background:#fff;border-right:1px solid var(--line);
  transform:translateX(-100%);transition:transform .2s ease;
  z-index:21;
}
.sidebar-edge-trigger:hover + .left-sidebar,
.left-sidebar:hover{
  transform:translateX(0);
}
@media (max-width: 768px){
  .sidebar-edge-trigger{width:8px}
  .left-sidebar{width:78vw;max-width:300px}
}