/* ── Upload zone ─────────────────────────────────────────────── */
.upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--r, 10px);
  padding: 40px 24px;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s, background .2s;
  background: var(--card, #0d1512);
  position: relative;
}
.upload-zone:hover,
.upload-zone.drag-over {
  border-color: rgba(183,255,90,.45);
  background: rgba(183,255,90,.04);
}
.upload-zone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}
.upload-icon {
  font-size: 36px;
  margin-bottom: 10px;
  display: block;
}
.upload-zone h3 {
  font-size: var(--text-base, 15px);
  font-weight: var(--fw-bold, 700);
  color: var(--text, #f4f7f2);
  margin-bottom: 4px;
}
.upload-zone p {
  font-size: var(--text-sm, 14px);
  color: var(--text3, #6e8077);
  margin: 0;
}
.upload-filename {
  margin-top: 12px;
  font-size: var(--text-sm, 14px);
  font-weight: 600;
  color: var(--green, #b7ff5a);
  display: none;
}
.upload-filename.visible { display: block; }

/* ── Tool section cards ──────────────────────────────────────── */
.tool-section {
  background: linear-gradient(180deg, rgba(255,255,255,.022), rgba(255,255,255,0) 38%), var(--card, #0d1512);
  border: 1px solid var(--border, rgba(255,255,255,.08));
  box-shadow: inset 0 1px 0 rgba(255,255,255,.06), 0 4px 12px rgba(0,0,0,.25);
  border-radius: var(--rl, 16px);
  padding: 28px;
  margin-top: 16px;
}
.tool-section-title {
  font-family: var(--f-head, 'Manrope', sans-serif);
  font-size: var(--text-2xs, 11px);
  font-weight: var(--fw-bold, 700);
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--green, #b7ff5a);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.tool-section-title::before {
  content: '';
  width: 18px;
  height: 1px;
  background: var(--green, #b7ff5a);
  opacity: .5;
}

/* ── Form fields ─────────────────────────────────────────────── */
.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.field-grid.col1 { grid-template-columns: 1fr; }
.field-grid.col3 { grid-template-columns: 1fr 1fr 1fr; }

.fg { display: flex; flex-direction: column; gap: 5px; }
.fg.full { grid-column: 1 / -1; }

.fg label {
  font-size: var(--text-xs, 12px);
  font-weight: var(--fw-bold, 700);
  color: var(--text2, #a8b5ad);
  letter-spacing: .04em;
  font-family: var(--f-head, 'Manrope', sans-serif);
}

.fg input,
.fg textarea {
  background: var(--surface2, #121f1a);
  border: 1px solid var(--border, rgba(255,255,255,.08));
  border-radius: var(--r, 10px);
  padding: 10px 14px;
  font-size: var(--text-base, 15px);
  color: var(--text, #f4f7f2);
  font-family: var(--f-body, 'Inter', sans-serif);
  transition: border-color .2s, box-shadow .2s;
  outline: none;
  width: 100%;
  box-sizing: border-box;
}
.fg input::placeholder,
.fg textarea::placeholder { color: var(--text3, #6e8077); }
.fg input:focus,
.fg textarea:focus {
  border-color: rgba(183,255,90,.4);
  box-shadow: 0 0 0 3px rgba(183,255,90,.08);
}
.fg textarea { min-height: 80px; resize: vertical; }

/* ── Generate button ─────────────────────────────────────────── */
.btn-generate {
  width: 100%;
  margin-top: 20px;
  padding: 16px;
  font-size: var(--text-md, 16px);
  justify-content: center;
  border-radius: var(--r, 10px);
  box-shadow: 0 0 32px rgba(183,255,90,.25);
}
.btn-generate:hover { transform: translateY(-2px); box-shadow: 0 0 52px rgba(183,255,90,.38); }
.btn-generate:active { transform: scale(.97); }
.btn-generate:disabled { opacity: .5; cursor: not-allowed; transform: none; }

/* ── Warning banner ──────────────────────────────────────────── */
.tool-warn {
  border: 1px solid rgba(183,255,90,.2);
  border-radius: var(--r, 10px);
  padding: 14px 18px;
  background: rgba(183,255,90,.04);
  font-size: var(--text-sm, 14px);
  color: var(--text2, #a8b5ad);
  line-height: 1.6;
  margin-bottom: 20px;
}
.tool-warn strong { color: var(--text, #f4f7f2); }

/* ── Result section ──────────────────────────────────────────── */
#resultSection { display: none; margin-top: 32px; }
#resultSection.visible { display: block; }

.result-preview {
  background: var(--card, #0d1512);
  border: 1px solid rgba(183,255,90,.18);
  border-radius: var(--rl, 16px);
  overflow: hidden;
  margin-bottom: 16px;
}
.result-preview img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  display: block;
}
.result-actions {
  padding: 20px 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  border-top: 1px solid var(--border, rgba(255,255,255,.08));
}

.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 22px;
  background: var(--green, #b7ff5a);
  color: #050706;
  font-family: var(--f-head, 'Manrope', sans-serif);
  font-size: var(--text-sm, 14px);
  font-weight: var(--fw-bold, 700);
  border-radius: var(--r, 10px);
  text-decoration: none;
  transition: transform .2s, box-shadow .2s;
  box-shadow: 0 0 24px rgba(183,255,90,.2);
}
.btn-download:hover { transform: translateY(-2px); box-shadow: 0 0 36px rgba(183,255,90,.35); }

.btn-snippet {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 22px;
  border: 1px solid var(--bhi, rgba(255,255,255,.12));
  color: var(--text2, #a8b5ad);
  font-family: var(--f-head, 'Manrope', sans-serif);
  font-size: var(--text-sm, 14px);
  font-weight: var(--fw-semibold, 600);
  border-radius: var(--r, 10px);
  cursor: pointer;
  background: transparent;
  transition: color .2s, border-color .2s, background .2s;
}
.btn-snippet:hover { color: var(--text); border-color: rgba(183,255,90,.35); background: rgba(183,255,90,.06); }
.btn-snippet:disabled { opacity: .45; cursor: not-allowed; }

/* ── Code snippet block ──────────────────────────────────────── */
.snippet-wrap {
  background: var(--surface, #101a16);
  border: 1px solid var(--border);
  border-radius: var(--r, 10px);
  overflow: hidden;
  margin-top: 12px;
}
.snippet-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
}
.snippet-header span {
  font-size: var(--text-xs, 12px);
  font-weight: 700;
  color: var(--text3, #6e8077);
  font-family: var(--f-head);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.btn-copy {
  font-size: var(--text-xs, 12px);
  font-weight: 700;
  font-family: var(--f-head);
  color: var(--green);
  background: none;
  border: 1px solid rgba(183,255,90,.25);
  border-radius: 6px;
  padding: 4px 12px;
  cursor: pointer;
  transition: background .2s;
}
.btn-copy:hover { background: rgba(183,255,90,.08); }
.snippet-wrap pre {
  margin: 0;
  padding: 16px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--text2);
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-all;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

/* ── Page layout ─────────────────────────────────────────────── */
.tool-hero { padding: 56px 0 40px; }
.tool-hero .eyebrow { margin-bottom: 12px; }

.tool-body {
  padding-bottom: 80px;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 720px) {
  .field-grid       { grid-template-columns: 1fr; }
  .field-grid.col3  { grid-template-columns: 1fr 1fr; }
  .tool-section { padding: 20px 16px; }
}
@media (max-width: 480px) {
  .field-grid.col3 { grid-template-columns: 1fr; }
}


/* Multi-format metadata feedback */
.format-notice,
.result-summary {
  margin: 10px 2px 0;
  color: var(--text3, #6e8077);
  font-size: var(--text-xs, 12px);
  line-height: 1.5;
}
.result-summary {
  padding: 0 24px 16px;
  color: var(--text2, #a8b5ad);
}
.optional {
  color: var(--text3, #6e8077);
  font-weight: 400;
}
.date-grid {
  grid-template-columns: minmax(0, 2fr) minmax(120px, 1fr);
}