@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;600;700;800&family=DM+Mono:wght@400;500&display=swap');

/* ── Variables ────────────────────────────────────────────── */

:root {
  --bg: #0e0e0e;
  --surface: #161616;
  --surface2: #1e1e1e;
  --border: #2a2a2a;
  --accent: #f199c0;
  --accent-dim: #b8709a;
  --accent-glow: rgba(241, 153, 192, 0.08);
  --text: #f0f0f0;
  --text-muted: #888;
  --text-dim: #555;
  --mono: 'DM Mono', monospace;
  --sans: 'Plus Jakarta Sans', sans-serif;
}

/* ── Reset ────────────────────────────────────────────────── */

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  min-height: 100vh;
}

/* ── Header ───────────────────────────────────────────────── */

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

.header-left { display: flex; align-items: center; gap: 12px; }

.logo {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--accent);
  text-transform: uppercase;
}

.logo-img { height: 36px; width: auto; display: block; }

.header-title {
  font-size: 12px;
  font-family: var(--mono);
  color: var(--text-dim);
  border-left: 1px solid var(--border);
  padding-left: 12px;
}

.header-title span { color: var(--text-dim); }
.version { font-family: var(--mono); font-size: 11px; color: var(--text-dim); }

.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-startover {
  padding: 6px 12px;
  background: none;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-muted);
  font-family: var(--mono);
  font-size: 11px;
  cursor: pointer;
  transition: all 0.15s;
}

.btn-startover:hover { border-color: var(--text-muted); color: var(--text); }

/* ── Main layout ──────────────────────────────────────────── */

main { max-width: 780px; margin: 0 auto; padding: 36px 24px 80px; }

h1 {
  font-size: 38px;
  font-weight: 700;
  line-height: 1.1;
  font-family: var(--sans);
  margin-bottom: 6px;
  max-width: 600px;
}

h1 em { color: var(--accent); font-style: normal; }

.subtitle {
  font-size: 13px;
  color: var(--text-muted);
  font-family: var(--mono);
  margin-bottom: 36px;
}

/* ── Sections ─────────────────────────────────────────────── */

.section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 22px 24px;
  margin-bottom: 30px;
}

.section-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-label::after { content: ''; flex: 1; height: 1px; background: var(--border); }

/* ── Form fields ──────────────────────────────────────────── */

.name-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 14px; }

.field-group label {
  display: block;
  font-size: 11px;
  font-family: var(--mono);
  color: var(--text-muted);
  margin-bottom: 6px;
}

.field-group input {
  width: 100%;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  color: var(--text);
  font-family: var(--mono);
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s;
}

.field-group input:focus { border-color: var(--accent); }
.field-group input::placeholder { color: var(--text-dim); }

.field-group textarea {
  width: 100%;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  color: var(--text);
  font-family: var(--mono);
  font-size: 12px;
  outline: none;
  transition: border-color 0.15s;
  resize: vertical;
  min-height: 72px;
  line-height: 1.5;
}

.field-group textarea:focus { border-color: var(--accent); }
.field-group textarea::placeholder { color: var(--text-dim); }

/* ── Toggles ──────────────────────────────────────────────── */

.toggle-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }

.toggle-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
  user-select: none;
}

.toggle-item input { display: none; }
.toggle-item:has(input:checked) { border-color: var(--accent); background: var(--accent-glow); }

.toggle-dot {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  border: 2px solid var(--text-dim);
  flex-shrink: 0;
  transition: all 0.15s;
  position: relative;
}

.toggle-item:has(input:checked) .toggle-dot { background: var(--accent); border-color: var(--accent); }

.toggle-item:has(input:checked) .toggle-dot::after {
  content: '✓';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  color: #0e0e0e;
  font-weight: 800;
}

.toggle-label { font-size: 12px; color: var(--text-muted); }
.toggle-item:has(input:checked) .toggle-label { color: var(--text); }

/* Locked toggle (Walls & Outline) */
.toggle-locked {
  cursor: not-allowed;
  border-color: var(--accent) !important;
  background: var(--accent-glow) !important;
}

.toggle-locked .toggle-dot { cursor: not-allowed; border: none; }

.toggle-dot-active {
  background: var(--accent);
  border-color: var(--accent);
  position: relative;
}

.toggle-dot-active::after {
  content: '✓';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  color: #0e0e0e;
  font-weight: 800;
}

.toggle-label-active { color: var(--text); }

/* ── Upload zone ──────────────────────────────────────────── */

.upload-zone {
  border: 2px dashed var(--border);
  border-radius: 8px;
  padding: 32px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  position: relative;
}

.upload-zone:hover, .upload-zone.drag-over { border-color: var(--accent); background: var(--accent-glow); }

.upload-zone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

.upload-icon { font-size: 28px; margin-bottom: 10px; }
.upload-zone p { font-size: 13px; color: var(--text-muted); line-height: 1.5; }
.upload-zone .formats { font-family: var(--mono); font-size: 11px; color: var(--text-dim); margin-top: 6px; }

/* ── File list & rows ─────────────────────────────────────── */

.file-list { margin-top: 12px; display: flex; flex-direction: column; gap: 10px; }

.file-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: border-color 0.2s;
}

.file-row.skipped { opacity: 0.4; }
.file-row-check { flex-shrink: 0; }
.file-row-check input { display: none; }

.file-row-check .toggle-dot {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  border: 2px solid var(--text-dim);
  cursor: pointer;
  position: relative;
  transition: all 0.15s;
}

.file-row-check:has(input:checked) .toggle-dot { background: var(--accent); border-color: var(--accent); }

.file-row-check:has(input:checked) .toggle-dot::after {
  content: '✓';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  color: #0e0e0e;
  font-weight: 800;
}

.file-thumb {
  width: 40px;
  height: 40px;
  border-radius: 4px;
  object-fit: cover;
  background: var(--border);
  flex-shrink: 0;
  cursor: zoom-in;
  position: relative;
}

.file-thumb:hover + .file-thumb-preview,
.file-thumb-preview:hover { display: block; }

.file-thumb-preview {
  display: none;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 480px;
  height: auto;
  border-radius: 8px;
  border: 1px solid var(--border);
  box-shadow: 0 8px 32px rgba(0,0,0,0.6);
  z-index: 400;
  pointer-events: none;
}

.file-row-info { flex: 1; min-width: 0; }

.file-row-name {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 6px;
  cursor: default;
}

.file-row-space-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.file-row-space-label {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 400;
  color: var(--text);
  white-space: nowrap;
  flex-shrink: 0;
}

.file-row-input {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--accent-dim);
  border-radius: 4px;
  padding: 6px 10px;
  color: var(--text);
  font-family: var(--mono);
  font-size: 12px;
  outline: none;
  transition: border-color 0.15s;
}

.file-row-input:focus { border-color: var(--accent); }
.file-row-input::placeholder { color: var(--text-dim); }


.file-row-remove {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 16px;
  padding: 4px;
  flex-shrink: 0;
  line-height: 1;
}

.file-row-remove:hover { color: #ff4d4d; }

/* ── File count badge ─────────────────────────────────────── */

.file-count {
  background: var(--accent);
  color: #0e0e0e;
  font-size: 9px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 10px;
  margin-left: 4px;
  display: none;
}

.file-count.visible { display: inline-block; }

/* ── Settings ─────────────────────────────────────────────── */

.settings-row {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 4px;
}

.settings-field-row {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 16px;
}

.settings-field-row label {
  font-size: 11px;
  font-family: var(--mono);
  color: var(--text-muted);
  white-space: nowrap;
  flex-shrink: 0;
  width: 100px;
}

.settings-field-row .field-select,
.settings-field-row .input-with-unit {
  width: 160px;
  flex-shrink: 0;
}

.field-select {
  width: 100%;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  color: var(--text);
  font-family: var(--mono);
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23888' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
}

.field-select:focus { border-color: var(--accent); }

.input-with-unit {
  display: flex;
  align-items: center;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  transition: border-color 0.15s;
}

.input-with-unit:focus-within { border-color: var(--accent); }

.input-with-unit input {
  flex: 1;
  background: transparent;
  border: none;
  padding: 10px 12px;
  color: var(--text);
  font-family: var(--mono);
  font-size: 13px;
  outline: none;
  width: 100%;
}

.unit-label {
  padding: 10px 12px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text);
  border-left: 1px solid var(--border);
  background: var(--surface2);
}

/* ── Generate button & progress ───────────────────────────── */

.btn-generate {
  width: 100%;
  padding: 16px;
  background: var(--accent);
  color: #0e0e0e;
  border: none;
  border-radius: 8px;
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s;
  margin-top: 8px;
  letter-spacing: 0.02em;
}

.btn-generate:hover:not(:disabled) {
  background: #f5aecb;
  transform: translateY(-2px);
}

.btn-generate:disabled { opacity: 0.4; cursor: not-allowed; }

.progress-bar-wrap {
  display: none;
  width: 100%;
  height: 3px;
  background: var(--border);
  border-radius: 3px;
  margin-top: 8px;
  overflow: hidden;
}

.progress-bar-wrap.visible { display: block; }

.progress-bar {
  height: 100%;
  width: 0%;
  background: var(--accent);
  border-radius: 3px;
  transition: width 0.4s ease;
}

/* ── Popup ────────────────────────────────────────────────── */

.popup-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 200;
  align-items: center;
  justify-content: center;
  /* backdrop-filter: blur(4px); */
}

.popup-overlay.visible { display: flex; }

.popup {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  width: 100%;
  max-width: 480px;
  margin: 24px;
}

.popup-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.popup-title { font-size: 15px; font-weight: 700; color: var(--text); }

.popup-close {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 22px;
  cursor: pointer;
  line-height: 1;
  padding: 2px 6px;
}

.popup-close:hover { color: var(--text); }

.popup-subtitle {
  font-size: 12px;
  font-family: var(--mono);
  color: var(--text-muted);
  margin-bottom: 20px;
  line-height: 1.6;
}

.popup-fields { display: flex; flex-direction: column; gap: 12px; margin-bottom: 24px; }

.popup-field label {
  display: block;
  font-size: 11px;
  font-family: var(--mono);
  color: var(--text-muted);
  margin-bottom: 6px;
}

.popup-field input {
  width: 100%;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  color: var(--text);
  font-family: var(--mono);
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s;
}

.popup-field input:focus { border-color: var(--accent); }

/* ── Toast ────────────────────────────────────────────────── */

.toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 18px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-muted);
  opacity: 0;
  transition: all 0.2s;
  z-index: 300;
  white-space: pre-line;
  pointer-events: none;
  text-align: left;
}

.toast.visible { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.success { border-color: #6fcf97; color: #6fcf97; }
.toast.error { border-color: #ff4d4d; color: #ff4d4d; }

/* ── Generation popup ─────────────────────────────────────── */

.gen-popup-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 4px;
}

.gen-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: 6px;
  background: var(--surface2);
  border: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 12px;
  transition: all 0.2s;
}

.gen-item-waiting { opacity: 0.4; }
.gen-item-loading { border-color: var(--accent); opacity: 1; color: var(--accent); }
.gen-item-done { border-color: #6fcf97; color: #6fcf97; opacity: 1; }
.gen-item-error { border-color: #ff4d4d; color: #ff4d4d; opacity: 1; }

.gen-item-icon { width: 18px; flex-shrink: 0; text-align: center; }
.gen-item-name { flex: 1; }

.gen-item-check { color: #6fcf97; font-weight: 800; }
.gen-item-error-icon { color: #ff4d4d; font-weight: 800; }
.gen-item-dot { color: var(--text-dim); }

.gen-item-error-text {
  font-family: var(--mono);
  font-size: 11px;
  color: #ff4d4d;
  padding: 4px 14px 6px 44px;
}

/* Spinner */
.gen-spinner {
  display: inline-block;
  width: 12px;
  height: 12px;
  border: 2px solid var(--accent-dim);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ── Import popup ─────────────────────────────────────────── */

.popup-wide { max-width: 560px; }

.import-summary {
  font-family: var(--mono);
  font-size: 13px;
  padding: 10px 0;
  margin-bottom: 4px;
}

.import-summary.success { color: #6fcf97; }
.import-summary.error { color: #ff4d4d; }

.summary-filelist {
  display: none;
  padding: 6px 0 6px 12px;
  margin-bottom: 8px;
}

.summary-filelist.open { display: block; }

.summary-filename {
  font-family: var(--mono);
  font-size: 11px;
  color: #6fcf97;
  line-height: 1.8;
}

.import-section-title {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin: 16px 0 10px;
}

.import-section {
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 8px;
}

.import-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  background: var(--surface2);
  transition: background 0.15s;
  user-select: none;
}

.import-section-header:hover { background: var(--border); }
.import-arrow { font-size: 11px; color: var(--text-dim); }

.import-section-body {
  display: none;
  padding: 16px;
  border-top: 1px solid var(--border);
}

.import-section-body.open { display: block; }

.import-steps {
  padding-left: 18px;
  margin-bottom: 16px;
}

.import-steps li {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.8;
  font-family: var(--mono);
}

.import-steps li strong { color: var(--text); }

.import-commands {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px 14px;
}

.import-command-label {
  font-size: 10px;
  font-family: var(--mono);
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.import-command-code {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  white-space: pre;
  overflow-x: auto;
  margin-bottom: 10px;
  line-height: 1.6;
}

.import-copy-btn {
  padding: 6px 12px;
  background: none;
  border: 1px solid var(--accent-dim);
  border-radius: 4px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  cursor: pointer;
  transition: all 0.15s;
}

.import-download-btn {
  width: 100%;
  padding: 10px;
  background: none;
  border: 1px solid var(--accent);
  border-radius: 6px;
  color: var(--accent);
  font-family: var(--mono);
  font-size: 12px;
  cursor: pointer;
  margin: 12px 0;
  transition: all 0.15s;
}

.import-download-btn:hover { background: var(--accent-glow); }

.import-copy-btn:hover { background: var(--accent-glow); }

.import-command-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.import-command-row .import-command-code {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 0;
}

.import-command-file {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 10px 0 4px;
}
/* ── Ruby Path Helper ─────────────────────────────────────── */

.path-helper {
  margin-top: 100px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.path-helper-label {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-dim);
  margin-bottom: 10px;
}

.path-helper-drop {
  position: relative;
  border: 1px dashed var(--border);
  border-radius: 6px;
  padding: 12px 16px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-dim);
  cursor: pointer;
  transition: all 0.15s;
}

.path-helper-drop:hover { border-color: var(--accent); color: var(--text-muted); }

.path-helper-drop input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
}

.path-helper-result {
  margin-top: 10px;
  display: none;
}

.path-helper-result.visible { display: block; }

.path-helper-command {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 14px;
  margin-bottom: 8px;
  word-break: break-all;
}

.path-helper-copy {
  padding: 6px 12px;
  background: none;
  border: 1px solid var(--accent-dim);
  border-radius: 4px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  cursor: pointer;
  transition: all 0.15s;
}

.path-helper-copy:hover { background: var(--accent-glow); }