:root {
  --bg: #f6f8fb;
  --card: #ffffff;
  --muted: #1f2937;
  --muted-2: #4b5563;
  --accent: #0b66ff;
  --accent-2: #0b84ff;
  --border: #e6eefc;
  --radius: 12px;
  --gap: 12px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, "Roboto Mono", "Courier New", monospace;
  --max-width: 1100px;
  --result-bg: transparent;
  --result-color: var(--muted);
  --placeholder-color: rgba(0,0,0,0.35);
  --parse-color: var(--muted-2);
  --touch-size: 44px;
  --select-arrow-size: 12px;
  --select-padding-right: 36px;
  --dash-bg: #f9fbff;
}

[data-theme="dark"] {
  --bg: #071022;
  --card: #071827;
  --muted: #e6f7ff;
  --muted-2: #cfeeff;
  --accent: #4ea1ff;
  --accent-2: #6fb8ff;
  --border: #12314a;
  --result-bg: #042233;
  --result-color: #e6f7ff;
  --placeholder-color: rgba(230,242,255,0.5);
  --parse-color: #cfeeff;
  --dash-bg: #041f33;
}

* { box-sizing: border-box; }
html, body { height: 100%; }

body { margin: 0; font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif; background: var(--bg); color: var(--muted); padding: 16px; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; -webkit-tap-highlight-color: transparent; }
.wrap { max-width: var(--max-width); margin: 0 auto; display: flex; flex-direction: column; gap: 16px; }
header { display: flex; flex-direction: column; gap: 8px; justify-content: space-between; }
.brand { display: flex; flex-direction: column; gap: 6px; }

h1.site-title { font-size: 22px; font-weight: 700; margin: 0; color: var(--muted); line-height: 1.2; }
p.subtitle { font-size: 13px; color: var(--muted-2); margin: 0; line-height: 1.4; }

.controls-row { display: flex; align-items: center; gap: 12px; justify-content: flex-end; }
.card { background: var(--card); border-radius: 12px; padding: 16px; border: 1px solid var(--border); box-shadow: 0 8px 30px rgba(10,20,40,0.04); }

.controls-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 12px 10px; align-items: end; }
.col-2 { grid-column: span 2; }
.col-3 { grid-column: span 3; }
.col-4 { grid-column: span 4; }
.col-5 { grid-column: span 5; }
.col-6 { grid-column: span 6; }
.col-8 { grid-column: span 8; }
.col-12 { grid-column: span 12; }

label.field { display: flex; flex-direction: column; font-size: 13px; gap: 6px; }
.field-header { display: flex; align-items: center; gap: 8px; justify-content: space-between; }

select, input[type="number"], input[type="text"] { padding: 0 12px; border-radius: 10px; border: 1px solid var(--border); background: transparent; color: inherit; font-size: 14px; min-height: var(--touch-size); }

.btn { padding: 0 14px; border-radius: 10px; border: 1px solid var(--border); background: transparent; color: var(--muted); cursor: pointer; font-size: 14px; min-height: var(--touch-size); transition: opacity 0.2s; display: flex; align-items: center; justify-content: center; }
.btn:active { opacity: 0.8; }
.btn.primary { background: linear-gradient(90deg, var(--accent), var(--accent-2)); color: #fff; border-color: transparent; }

.inline-row { display: flex; gap: 8px; align-items: center; }
.muted { color: var(--muted-2); font-size: 13px; }
.font-small { font-size: 12px; }

.actions-group { display: flex; gap: 8px; justify-content: flex-end; align-items: center; flex-wrap: wrap; }
.checkbox-group-right { display: flex; align-items: center; min-height: var(--touch-size); }
.settings-bar { display: flex; gap: 12px; align-items: center; }

.divider { height: 1px; background: var(--border); margin: 12px 0; border-radius: 2px; border: none; }

.main-area { display: flex; flex-direction: column; gap: 12px; }
.result-wrap { width: 100%; display: flex; flex-direction: column; gap: 10px; }
.result-header { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.push-right { margin-left: auto; }

textarea#result { width: 100%; min-height: 280px; border-radius: 10px; border: 1px solid var(--border); padding: 12px; font-family: var(--mono); font-size: 14px; background: var(--result-bg); color: var(--result-color); resize: vertical; line-height: 1.5; }
textarea#result::placeholder { color: var(--placeholder-color); }
.result-footer { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

.parse-input-large { width: 100%; height: 52px !important; font-size: 16px !important; padding: 0 16px !important; border: 2px solid var(--border) !important; border-radius: 12px !important; transition: border-color 0.3s; }
.parse-input-large:focus { border-color: var(--accent) !important; outline: none; }
.parse-input-large::placeholder { color: var(--placeholder-color); }
.parse-msg { margin-top: 8px; font-size: 13px; padding: 0 4px; }
.error-msg { color: crimson; }
.parse-results-dashboard { margin-top: 16px; display: grid; grid-template-columns: 1fr 1fr 2fr; gap: 12px; background: var(--dash-bg); padding: 16px; border-radius: 12px; border: 1px solid var(--border); animation: slideDown 0.3s ease-out; }
.dash-item { display: flex; flex-direction: column; gap: 6px; }
.dash-full { grid-column: span 3; border-top: 1px dashed var(--border); padding-top: 12px; margin-top: 4px; }
.dash-label { font-size: 12px; color: var(--muted-2); text-transform: uppercase; letter-spacing: 0.5px; }
.dash-value { font-size: 16px; color: var(--muted); }
.dash-code { font-family: var(--mono); font-size: 14px; background: var(--bg); padding: 8px 12px; border-radius: 8px; border: 1px solid var(--border); color: var(--result-color); word-break: break-all; }

@keyframes slideDown { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }

.table-container { max-height: 260px; overflow-y: auto; border: 1px solid var(--border); border-radius: 8px; background: var(--card); }
.bulk-table { width: 100%; border-collapse: collapse; text-align: left; font-size: 13px; }
.bulk-table th, .bulk-table td { padding: 10px 12px; border-bottom: 1px solid var(--border); color: var(--muted); }
.bulk-table th { background: rgba(0,0,0,0.03); color: var(--muted-2); position: sticky; top: 0; z-index: 10; backdrop-filter: blur(8px); font-weight: 600; }
[data-theme="dark"] .bulk-table th { background: rgba(255,255,255,0.03); }
.bulk-table tr:last-child td { border-bottom: none; }
.bulk-table tr:hover td { background: rgba(11, 102, 255, 0.04); }
.bulk-uuid { font-family: var(--mono); color: var(--accent); }

.faq-section h2 { margin: 0 0 8px 0; color: var(--muted); font-size: 18px; }
.faq-section article { margin-bottom: 8px; }
.faq-section h3 { margin: 0; font-size: 15px; }
p.small { font-size: 13px; line-height: 1.5; margin-top: 4px; }

footer { display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 8px; font-size: 13px; color: var(--muted-2); padding: 8px 0; }
.footer-content { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; justify-content: center; }
.lang-links { width: 100%; text-align: center; font-size: 13px; color: var(--muted-2); display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.lang-links a { color: var(--muted); text-decoration: none; padding: 4px 8px; border-radius: 4px; transition: background 0.2s; }
.lang-links a:hover { background: rgba(11, 102, 255, 0.1); color: var(--accent); }
[data-theme="dark"] .lang-links a { color: var(--result-color); }
[data-theme="dark"] .lang-links a:hover { background: rgba(230, 242, 255, 0.1); color: var(--accent-2); }
#faqContainer { display: flex; flex-direction: column; gap: 10px; }
code { font-family: var(--mono); background: rgba(0,0,0,0.04); padding: 2px 6px; border-radius: 6px; }

.menu { position: relative; }
.menu-content { position: absolute; right: 0; top: 50px; background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 6px; display: none; min-width: 160px; box-shadow: 0 8px 24px rgba(10,20,40,0.06); z-index: 40; }
.menu-content button { display: block; width: 100%; text-align: left; padding: 10px; border-radius: 6px; background: transparent; border: none; cursor: pointer; color: inherit; }
.menu-content button:hover { background: rgba(11,102,255,0.06); }
[data-theme="dark"] .menu-content button:hover { background: rgba(230,242,255,0.06); }

:focus { outline: 3px solid rgba(11,102,255,0.12); outline-offset: 2px; }
button:focus, input:focus, select:focus, textarea:focus { outline: 3px solid rgba(11,102,255,0.12); outline-offset: 2px; }

.select-wrapper { position: relative; display: flex; align-items: center; width: 100%; }
.select-wrapper select { -webkit-appearance: none; -moz-appearance: none; appearance: none; background-color: transparent; color: inherit; border-radius: 10px; padding-right: var(--select-padding-right); padding-left: 12px; width: 100%; height: var(--touch-size); border: 1px solid var(--border); }
.select-wrapper .select-arrow { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); width: var(--select-arrow-size); height: var(--select-arrow-size); pointer-events: none; display: flex; align-items: center; justify-content: center; }
.select-wrapper .select-arrow svg { display: block; width: 100%; height: 100%; fill: var(--muted); }
[data-theme="dark"] .select-wrapper .select-arrow svg { fill: var(--result-color); }
select option { background-color: var(--card); color: var(--muted); }
[data-theme="dark"] select option { background-color: #071827; color: #e6f7ff; }
[data-theme="dark"] select { background-color: rgba(255,255,255,0.03); color: var(--result-color); border-color: var(--border); }

/* iPad / Tablet */
@media (max-width: 900px) {
  body { padding: 12px; }
  .controls-grid { grid-template-columns: repeat(6, 1fr); gap: 10px 8px;}
  .col-2, .col-3, .col-4 { grid-column: span 3; }
  .col-8, .col-12 { grid-column: span 6; }
  header { align-items: flex-start; }
  .controls-row { justify-content: flex-start; flex-wrap: wrap; }
  textarea#result { min-height: 220px; }
  .actions-group { justify-content: flex-start; width: 100%; margin-top: 8px;}
  .parse-results-dashboard { grid-template-columns: 1fr 1fr; }
  .dash-time { grid-column: span 2; }
  .dash-full { grid-column: span 2; }
}

/* Mobile Devices Optimization */
@media (max-width: 520px) {
  body { padding: 8px; }
  .wrap { gap: 10px; }
  .card { padding: 12px; }
  select, input[type="number"], input[type="text"], textarea { font-size: 16px !important; }

  .controls-grid { grid-template-columns: repeat(12, 1fr); gap: 10px 8px; }
  .col-2, .col-3 { grid-column: span 6; } 
  .col-4, .col-8, .col-12 { grid-column: span 12; }
  label.field { font-size: 13px; gap: 4px; }
  
  .actions-group { flex-direction: row; width: 100%; gap: 6px; margin-top: 4px; }
  .actions-group > .btn { flex: 1; padding: 0; font-size: 14px; }
  .menu { flex: 1; }
  .menu .btn { width: 100%; padding: 0; font-size: 14px; }
  
  .settings-bar { flex-direction: column; align-items: flex-start; gap: 6px; width: 100%; margin-bottom: 8px; }
  h1.site-title { font-size: 19px; }
  p.subtitle { font-size: 13px; }
  textarea#result { min-height: 160px; }
  
  .parse-results-dashboard { grid-template-columns: 1fr; gap: 10px; padding: 12px; }
  .dash-time { grid-column: span 1; }
  .dash-full { grid-column: span 1; padding-top: 10px; }

  .menu-content { position: fixed !important; left: 8px; right: 8px; bottom: 8px; top: auto; border-radius: 12px; padding: 10px; min-width: unset; box-shadow: 0 -4px 30px rgba(0,0,0,0.25); animation: slideUp 0.2s ease-out; }
  .menu-content button { padding: 12px; font-size: 16px; border-radius: 10px; text-align: center; margin-bottom: 4px; }
  footer { font-size: 12px; padding: 4px 0; }
}

@keyframes slideUp { from { transform: translateY(100%); opacity: 0; } to { transform: translateY(0); opacity: 1; } }