:root {
  --bg: #0f1420;
  --bg2: #151b2b;
  --card: #1a2133;
  --card2: #202941;
  --border: #2a3450;
  --text: #e6eaf2;
  --muted: #8b95ad;
  --accent: #4f8cff;
  --accent2: #7c5cff;
  --green: #2ecc71;
  --red: #ff5c5c;
  --yellow: #f5b942;
  --radius: 12px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, "Cascadia Code", Consolas, monospace;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.55;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- layout ---------- */
.layout { display: flex; min-height: 100vh; }
.sidebar {
  width: 270px; flex-shrink: 0;
  background: var(--bg2);
  border-right: 1px solid var(--border);
  padding: 18px 14px;
  display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
.brand { display: flex; align-items: center; gap: 10px; cursor: pointer; padding: 4px 6px 14px; }
.brand-icon { font-size: 26px; }
.brand-name { font-weight: 700; font-size: 17px; }
.brand-tag { font-size: 12px; color: var(--muted); }
.sidebar-search { padding-bottom: 12px; }
.sidebar-search input {
  width: 100%; padding: 9px 12px;
  background: var(--card); border: 1px solid var(--border);
  border-radius: 8px; color: var(--text); font-size: 14px; outline: none;
}
.sidebar-search input:focus { border-color: var(--accent); }
.side-nav { flex: 1; }
.nav-cat { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); padding: 14px 8px 5px; }
.nav-item {
  display: block; padding: 6px 8px; border-radius: 7px;
  color: var(--text); font-size: 13.5px; cursor: pointer; border: none; background: none; text-align: left; width: 100%;
}
.nav-item:hover { background: var(--card); text-decoration: none; }
.nav-item.active { background: var(--card2); color: var(--accent); font-weight: 600; }
.nav-item .cnt { float: right; color: var(--muted); font-size: 11px; padding-top: 2px; }
.side-foot { font-size: 11px; color: var(--muted); padding: 14px 6px 4px; border-top: 1px solid var(--border); margin-top: 12px; }
.overlay { display: none; }
.menu-btn {
  display: none; position: fixed; top: 12px; left: 12px; z-index: 60;
  background: var(--card2); color: var(--text); border: 1px solid var(--border);
  border-radius: 8px; font-size: 18px; padding: 6px 12px; cursor: pointer;
}
.main { flex: 1; min-width: 0; padding: 28px 30px 60px; }

/* ---------- home ---------- */
.home-hero { margin-bottom: 26px; }
.home-hero h1 { font-size: 26px; margin-bottom: 6px; }
.home-hero p { color: var(--muted); max-width: 640px; }
.search-big { margin: 16px 0 8px; }
.search-big input {
  width: 100%; max-width: 480px; padding: 12px 16px;
  background: var(--card); border: 1px solid var(--border);
  border-radius: 10px; color: var(--text); font-size: 15px; outline: none;
}
.search-big input:focus { border-color: var(--accent); }
.home-cat { margin-top: 26px; }
.home-cat h2 { font-size: 18px; margin-bottom: 12px; display: flex; align-items: center; gap: 8px; }
.home-cat h2 .ico { font-size: 20px; }
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(215px, 1fr));
  gap: 12px;
}
.tool-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 16px;
  cursor: pointer; transition: transform .12s, border-color .12s;
  display: block; color: var(--text);
}
.tool-card:hover { transform: translateY(-2px); border-color: var(--accent); text-decoration: none; }
.tool-card .t { font-weight: 600; font-size: 14.5px; }
.tool-card .d { font-size: 12.5px; color: var(--muted); margin-top: 4px; }
.tool-card .badge-new {
  display: inline-block; font-size: 10px; background: var(--accent2); color: #fff;
  border-radius: 20px; padding: 1px 7px; margin-left: 6px; vertical-align: 2px; font-weight: 700;
}
.tool-card .badge-pop {
  display: inline-block; font-size: 10px; background: var(--yellow); color: #1a1a1a;
  border-radius: 20px; padding: 1px 7px; margin-left: 6px; vertical-align: 2px; font-weight: 700;
}

/* ---------- tool page ---------- */
.tool-head { margin-bottom: 20px; }
.crumb { font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.crumb a { color: var(--muted); }
.tool-head h1 { font-size: 22px; }
.tool-head .desc { color: var(--muted); margin-top: 4px; font-size: 14px; }
.tool-box {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px; max-width: 860px;
}
.tool-box.wide { max-width: 1100px; }
label.f { display: block; font-size: 13px; font-weight: 600; margin: 14px 0 6px; color: var(--text); }
label.f .opt { font-weight: 400; color: var(--muted); font-size: 12px; }
textarea.in, input.in, select.in {
  width: 100%; padding: 10px 12px;
  background: var(--bg); border: 1px solid var(--border);
  border-radius: 8px; color: var(--text); font-size: 14px; outline: none;
  font-family: inherit;
}
textarea.in { font-family: var(--mono); font-size: 13px; resize: vertical; min-height: 120px; }
input.in:focus, textarea.in:focus, select.in:focus { border-color: var(--accent); }
.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row > * { flex: 1; min-width: 160px; }
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--accent); color: #fff; border: none;
  padding: 10px 18px; border-radius: 8px; font-size: 14px; font-weight: 600;
  cursor: pointer; transition: filter .12s;
}
.btn:hover { filter: brightness(1.1); }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn.ghost { background: var(--card2); color: var(--text); border: 1px solid var(--border); }
/* tombol "aktif" — menyala hanya setelah diklik (mode terakhir) */
.btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn.ghost.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn.green { background: var(--green); }
.btn.small { padding: 6px 12px; font-size: 13px; }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }
.out-box {
  margin-top: 18px; background: var(--bg); border: 1px solid var(--border);
  border-radius: 10px; padding: 14px; position: relative;
}
.out-box .out-label { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin-bottom: 8px; }
.out-box pre {
  font-family: var(--mono); font-size: 13px; white-space: pre-wrap; word-break: break-word;
  max-height: 420px; overflow: auto;
}
.out-box pre.ok { color: var(--green); }
.out-box pre.err { color: var(--red); }
.copy-btn {
  position: absolute; top: 10px; right: 10px;
  background: var(--card2); border: 1px solid var(--border); color: var(--muted);
  border-radius: 6px; font-size: 11px; padding: 4px 10px; cursor: pointer;
}
.copy-btn:hover { color: var(--text); }
.drop-zone {
  border: 2px dashed var(--border); border-radius: 10px;
  padding: 30px 16px; text-align: center; color: var(--muted); cursor: pointer;
  transition: border-color .15s, background .15s;
}
.drop-zone:hover, .drop-zone.drag { border-color: var(--accent); background: var(--bg); }
.drop-zone .big { font-size: 15px; color: var(--text); margin-bottom: 4px; }
.drop-zone small { font-size: 12px; }
.file-chip {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--bg); border: 1px solid var(--border); border-radius: 8px;
  padding: 6px 12px; font-size: 13px; margin: 8px 6px 0 0;
}
.file-chip button { background: none; border: none; color: var(--red); cursor: pointer; font-size: 14px; }
.spinner {
  display: inline-block; width: 15px; height: 15px;
  border: 2px solid var(--border); border-top-color: var(--accent);
  border-radius: 50%; animation: spin .7s linear infinite; vertical-align: -2px;
}
@keyframes spin { to { transform: rotate(360deg); } }
.progress { margin-top: 12px; background: var(--bg); border: 1px solid var(--border); border-radius: 8px; height: 10px; overflow: hidden; }
.progress > div { height: 100%; background: var(--accent); width: 0%; transition: width .3s; }
.note {
  background: var(--bg); border: 1px solid var(--border); border-left: 3px solid var(--yellow);
  border-radius: 8px; padding: 10px 14px; font-size: 13px; color: var(--muted); margin-top: 14px;
}
.note b { color: var(--yellow); }
.small-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 10px; margin-top: 10px; }
.small-grid .opt-item { background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; font-size: 12.5px; cursor: pointer; color: var(--text); }
.small-grid .opt-item:hover { border-color: var(--accent); }
.check-row { display: flex; align-items: center; gap: 8px; margin-top: 8px; font-size: 14px; }
.check-row input { accent-color: var(--accent); width: 16px; height: 16px; }
table.tbl { width: 100%; border-collapse: collapse; font-size: 13px; margin-top: 10px; }
table.tbl th, table.tbl td { border: 1px solid var(--border); padding: 7px 10px; text-align: left; }
table.tbl th { background: var(--card2); font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
table.tbl tr:nth-child(even) td { background: var(--bg); }
.mini-stat { display: inline-block; background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 8px 14px; margin: 8px 8px 0 0; font-size: 13px; }
.mini-stat b { font-size: 17px; display: block; }
.result-img { max-width: 100%; border-radius: 8px; margin-top: 10px; background: #fff; }
.color-swatches { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.swatch { width: 52px; height: 52px; border-radius: 10px; border: 1px solid var(--border); cursor: pointer; }
img.preview { max-width: 100%; max-height: 260px; border-radius: 8px; margin-top: 10px; background: #fff; }
kbd { background: var(--card2); border: 1px solid var(--border); border-radius: 4px; padding: 1px 6px; font-size: 12px; }

/* tool extra content (SEO: tentang / cara pakai / faq) */
.tool-extra {
  max-width: 860px; margin-top: 26px;
}
.tool-extra h2 {
  font-size: 17px; margin: 26px 0 10px;
  padding-bottom: 8px; border-bottom: 1px solid var(--border);
}
.tool-extra p { color: var(--muted); margin-bottom: 10px; font-size: 14.5px; line-height: 1.7; }
.tool-extra ol { color: var(--muted); padding-left: 20px; margin-bottom: 10px; }
.tool-extra ol li { margin-bottom: 7px; font-size: 14.5px; line-height: 1.65; }
.tool-extra details {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 10px; padding: 12px 16px; margin-bottom: 10px;
}
.tool-extra summary { cursor: pointer; font-weight: 600; font-size: 14.5px; }
.tool-extra details p { margin: 10px 0 2px; font-size: 14px; }
.tool-box.wide + #toolExtra .tool-extra, .tool-extra.wide { max-width: 1100px; }

/* toast */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(80px);
  background: var(--card2); border: 1px solid var(--accent); color: var(--text);
  padding: 11px 22px; border-radius: 10px; font-size: 14px; z-index: 99;
  opacity: 0; transition: all .25s; pointer-events: none; max-width: 90vw;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.err { border-color: var(--red); }

/* responsive */
@media (max-width: 900px) {
  .sidebar { position: fixed; left: -280px; z-index: 70; transition: left .2s; }
  .sidebar.open { left: 0; }
  .overlay.show { display: block; position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 65; }
  .menu-btn { display: block; }
  .main { padding: 70px 16px 50px; }
  .tool-box { padding: 16px; }
}