:root {
  --bg: #0f1220;
  --panel: #181c30;
  --panel-2: #1f2440;
  --border: #2c3355;
  --text: #eef0fa;
  --muted: #9aa3c7;
  --accent: #4361ee;
  --accent-hover: #5573f5;
  --green: #2ecc8f;
  --radius: 14px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: radial-gradient(1200px 600px at 80% -10%, #232a55 0%, var(--bg) 55%);
  color: var(--text);
  min-height: 100vh;
}

/* ---------- Top bar ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
  border-bottom: 1px solid var(--border);
}

.brand { display: flex; align-items: center; gap: 10px; font-size: 20px; }
.brand-mark {
  width: 42px;
  height: 42px;
  object-fit: contain;
  background: #fff;
  border-radius: 10px;
  padding: 4px;
}
.brand-name b { color: var(--accent-hover); }

.forever-badge {
  background: rgba(46, 204, 143, 0.12);
  color: var(--green);
  border: 1px solid rgba(46, 204, 143, 0.4);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 13px;
  cursor: help;
}

/* ---------- Layout ---------- */
.layout {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 20px;
  padding: 24px 28px;
  max-width: 1500px;
  margin: 0 auto;
}

@media (max-width: 1100px) {
  .layout { grid-template-columns: 1fr; }
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}

.panel h2 {
  margin: 0 0 16px;
  font-size: 17px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 14px;
}

.panel h3 {
  margin: 20px 0 10px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--muted);
}

/* ---------- Tabs ---------- */
.type-tabs { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }

.tab {
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 7px 13px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 13px;
  transition: all 0.15s;
}

.tab:hover { color: var(--text); border-color: var(--accent); }
.tab.active { background: var(--accent); border-color: var(--accent); color: #fff; }

.type-form { display: none; }
.type-form.active { display: block; }

/* ---------- Form controls ---------- */
label {
  display: block;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 12px;
}

input[type="text"], input[type="url"], input[type="email"], input[type="tel"],
textarea, select {
  width: 100%;
  margin-top: 5px;
  padding: 10px 12px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 9px;
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--accent);
}

textarea { resize: vertical; }

.field-row { display: flex; gap: 14px; flex-wrap: wrap; align-items: end; }
.field-row > label { flex: 1; min-width: 110px; }

input[type="color"] {
  width: 100%;
  height: 40px;
  margin-top: 5px;
  padding: 3px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 9px;
  cursor: pointer;
}

input[type="range"] { width: 100%; margin-top: 10px; accent-color: var(--accent); }
.range-val { color: var(--text); font-size: 12px; }

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 10px;
  cursor: pointer;
  white-space: nowrap;
}
.checkbox-label input { accent-color: var(--accent); width: 16px; height: 16px; }

.file-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--panel-2);
  border: 1px dashed var(--accent);
  border-radius: 9px;
  padding: 11px 16px;
  cursor: pointer;
  color: var(--accent-hover);
  margin-bottom: 12px;
}
.file-label input[type="file"] { display: none; }

.hidden { display: none !important; }

/* ---------- Buttons ---------- */
button {
  font-family: inherit;
  font-size: 14px;
  border: none;
  border-radius: 9px;
  padding: 11px 18px;
  cursor: pointer;
  transition: all 0.15s;
}

.actions { display: flex; gap: 10px; margin-top: 14px; }
.actions button { flex: 1; }

button:not(.secondary):not(.ghost) {
  background: var(--accent);
  color: #fff;
}
button:not(.secondary):not(.ghost):hover { background: var(--accent-hover); }

button.secondary {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
}
button.secondary:hover { border-color: var(--accent); }

button.ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
}
button.ghost:hover { color: #ff6b6b; border-color: #ff6b6b; }

/* ---------- Preview ---------- */
.preview-frame {
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    conic-gradient(#23283f 25%, #1b2035 0 50%, #23283f 0 75%, #1b2035 0)
    0 0 / 24px 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-height: 300px;
  padding: 16px;
}

.preview-frame canvas, .preview-frame svg {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}

.status {
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  min-height: 18px;
  margin: 10px 0;
}

.export-row { display: flex; gap: 14px; }
.export-row > label { flex: 1; }

.forever-note {
  margin-top: 16px;
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--muted);
  background: var(--panel-2);
  border-left: 3px solid var(--green);
  border-radius: 0 9px 9px 0;
  padding: 10px 14px;
}
.forever-note b { color: var(--green); }

.footer {
  text-align: center;
  color: var(--muted);
  font-size: 12.5px;
  padding: 18px;
  border-top: 1px solid var(--border);
}