/*
  Bartrue — shared design system
  Plain CSS, no build step, no external fonts (system font stack only so the
  whole app renders correctly with zero network access).
*/

:root {
  --bg: #0b0d12;
  --bg-elevated: #12151c;
  --bg-card: #161a23;
  --border: #262b36;
  --border-soft: #1d212a;
  --text: #eef1f6;
  --text-dim: #9aa3b2;
  --text-faint: #626b7a;
  --accent: #6ee7b7;
  --accent-strong: #34d399;
  --accent-contrast: #06281c;
  --danger: #f87171;
  --warning: #fbbf24;
  --info: #60a5fa;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 1px 0 rgba(255, 255, 255, 0.03) inset, 0 8px 24px rgba(0, 0, 0, 0.35);
  --max-width: 1120px;
  font-synthesis: none;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f6f7f9;
    --bg-elevated: #ffffff;
    --bg-card: #ffffff;
    --border: #e2e5ea;
    --border-soft: #ebedf0;
    --text: #14161a;
    --text-dim: #565d6b;
    --text-faint: #8a909c;
    --accent: #0f9d63;
    --accent-strong: #0c7f50;
    --accent-contrast: #ffffff;
    --shadow: 0 1px 0 rgba(255, 255, 255, 0.6) inset, 0 8px 24px rgba(20, 22, 30, 0.08);
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial,
    sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

code,
pre,
kbd,
.mono {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono",
    monospace;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
}

/* ---------- Layout shell ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-soft);
}

.site-header__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 17px;
  color: var(--text);
  white-space: nowrap;
}

.brand:hover {
  text-decoration: none;
  opacity: 0.9;
}

.brand__mark {
  display: inline-grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 7px;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: var(--accent-contrast);
  font-size: 14px;
  font-weight: 800;
}

.site-nav {
  display: flex;
  gap: 4px;
  flex: 1;
  overflow-x: auto;
}

.site-nav a {
  color: var(--text-dim);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.site-nav a:hover {
  color: var(--text);
  background: var(--bg-card);
  text-decoration: none;
}

.site-nav a[aria-current="page"] {
  color: var(--text);
  background: var(--bg-card);
}

.header-tag {
  font-size: 12px;
  color: var(--text-faint);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 10px;
  white-space: nowrap;
}

.site-main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 32px 20px 80px;
  min-height: 60vh;
}

.site-footer {
  border-top: 1px solid var(--border-soft);
  padding: 28px 20px 40px;
  color: var(--text-faint);
  font-size: 13px;
}

.site-footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
}

.site-footer a {
  color: var(--text-dim);
}

.breadcrumbs {
  font-size: 13px;
  color: var(--text-faint);
  margin-bottom: 18px;
}

.breadcrumbs a {
  color: var(--text-faint);
}

.breadcrumbs a:hover {
  color: var(--text-dim);
}

/* ---------- Typography ---------- */

h1 {
  font-size: 28px;
  margin: 0 0 6px;
  letter-spacing: -0.01em;
}

h2 {
  font-size: 19px;
  margin: 0 0 10px;
}

h3 {
  font-size: 15px;
  margin: 0 0 8px;
}

p {
  margin: 0 0 12px;
  color: var(--text-dim);
}

.lede {
  font-size: 15px;
  color: var(--text-dim);
  max-width: 640px;
  margin-bottom: 28px;
}

.section-title {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-faint);
  margin: 36px 0 14px;
}

/* ---------- Hero (home page) ---------- */

.hero {
  padding: 48px 0 8px;
  text-align: center;
}

.hero h1 {
  font-size: 40px;
  margin-bottom: 12px;
}

.hero p {
  max-width: 560px;
  margin: 0 auto 20px;
  font-size: 16px;
}

.hero-badges {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.badge {
  font-size: 12px;
  color: var(--text-dim);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 5px 12px;
}

.badge--accent {
  color: var(--accent-strong);
  border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
}

/* ---------- Hero Quickstart (Run Locally) ---------- */

.hero-quickstart {
  width: 100%;
  margin: 28px 0 32px;
  background: #090c12;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
  overflow: hidden;
  text-align: left;
}

@media (prefers-color-scheme: light) {
  .hero-quickstart {
    background: #0d1117;
    border-color: #30363d;
  }
}

.terminal-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: #161b22;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.terminal-dots {
  display: flex;
  align-items: center;
  gap: 7px;
}

.terminal-dots .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.dot--red {
  background: #ff5f56;
}

.dot--yellow {
  background: #ffbd2e;
}

.dot--green {
  background: #27c93f;
}

.terminal-title {
  margin-left: 8px;
  font-size: 12px;
  color: #8b949e;
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.terminal-copy-btn {
  background: rgba(255, 255, 255, 0.08);
  color: #e6edf3;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 6px;
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
}

.terminal-copy-btn:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: var(--accent);
  color: var(--accent);
}

.terminal-copy-btn.copied {
  background: rgba(52, 211, 153, 0.2);
  border-color: #34d399;
  color: #34d399;
}

.terminal-body {
  padding: 16px 20px;
  background: #090c12;
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  font-size: 13.5px;
  line-height: 1.7;
  color: #f0f6fc;
  overflow-x: auto;
}

@media (prefers-color-scheme: light) {
  .terminal-body {
    background: #0d1117;
  }
}


.terminal-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}

.terminal-prompt {
  color: var(--accent);
  user-select: none;
  font-weight: bold;
}

.terminal-cmd {
  color: #f0f6fc;
  font-weight: 500;
}

.terminal-comment {
  color: #8b949e;
  margin: 6px 0 2px;
  font-size: 12.5px;
}

.terminal-footer {
  padding: 9px 18px;
  background: rgba(0, 0, 0, 0.2);
  border-top: 1px solid var(--border-soft);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px 16px;
  font-size: 12px;
  color: var(--text-dim);
}


/* ---------- Cards / grid ---------- */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 14px;
}

.card {
  display: block;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
  transition: transform 0.12s ease, border-color 0.12s ease;
  color: var(--text);
}

.card:hover {
  text-decoration: none;
  border-color: color-mix(in srgb, var(--accent) 35%, var(--border));
  transform: translateY(-1px);
}

.card__icon {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  font-size: 16px;
  margin-bottom: 10px;
}

.card h3 {
  margin-bottom: 4px;
  font-size: 15px;
}

.card p {
  margin: 0;
  font-size: 13px;
  color: var(--text-faint);
}

.card--disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.card--disabled:hover {
  transform: none;
  border-color: var(--border);
}

.category-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 14px;
  margin: 28px 0 12px;
}

.category-strip .card {
  text-align: left;
}

.category-strip .count {
  color: var(--text-faint);
  font-size: 12px;
}

/* ---------- Tool page shell ---------- */

.tool-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}

.tool-header .tag-row {
  display: flex;
  gap: 6px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.tag {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 5px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-faint);
}

.tag--local {
  color: var(--accent-strong);
  border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
}

.tag--beta {
  color: var(--warning);
  border-color: color-mix(in srgb, var(--warning) 40%, var(--border));
}

.tool-panel {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
}

.note {
  font-size: 13px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-card);
  padding: 10px 14px;
  color: var(--text-dim);
  margin: 14px 0;
}

.note--warning {
  border-color: color-mix(in srgb, var(--warning) 35%, var(--border));
}

.note--info {
  border-color: color-mix(in srgb, var(--info) 35%, var(--border));
}

.note strong {
  color: var(--text);
}

/* ---------- Dropzone ---------- */

.dropzone {
  border: 1.5px dashed var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
  padding: 40px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.dropzone:hover,
.dropzone.is-dragover {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 6%, var(--bg-card));
}

.dropzone__icon {
  font-size: 26px;
  margin-bottom: 10px;
}

.dropzone__title {
  font-weight: 600;
  margin-bottom: 4px;
}

.dropzone__hint {
  font-size: 12px;
  color: var(--text-faint);
}

.dropzone input[type="file"] {
  display: none;
}

/* ---------- File list ---------- */

.file-list {
  list-style: none;
  margin: 16px 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.file-row {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 9px 12px;
  font-size: 13px;
}

.file-row__name {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-row__size {
  color: var(--text-faint);
  font-size: 12px;
}

.file-row__remove {
  background: none;
  border: none;
  color: var(--text-faint);
  cursor: pointer;
  font-size: 15px;
  line-height: 1;
  padding: 2px 6px;
  border-radius: 5px;
}

.file-row__remove:hover {
  color: var(--danger);
  background: color-mix(in srgb, var(--danger) 12%, transparent);
}

.file-row.is-draggable {
  cursor: grab;
}

/* ---------- Controls ---------- */

.field {
  margin-bottom: 16px;
}

.field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text);
}

.field .field-hint {
  font-size: 12px;
  color: var(--text-faint);
  margin-top: 5px;
}

.field-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.field-row>.field {
  flex: 1;
  min-width: 160px;
}

input[type="text"],
input[type="number"],
input[type="password"],
input[type="color"],
select,
textarea {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  padding: 9px 11px;
  font-size: 14px;
  font-family: inherit;
}

textarea {
  resize: vertical;
  min-height: 70px;
}

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

input[type="range"] {
  width: 100%;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}

.checkbox-row input {
  width: auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.btn:hover {
  border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn--primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  border-color: transparent;
  color: var(--accent-contrast);
}

.btn--primary:hover {
  filter: brightness(1.05);
}

.btn--full {
  width: 100%;
}

.btn-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 18px;
}

/* ---------- Status / progress ---------- */

.status-line {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-dim);
  margin-top: 12px;
  min-height: 20px;
}

.status-line.is-error {
  color: var(--danger);
}

.status-line.is-success {
  color: var(--accent-strong);
}

.spinner {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  animation: spin 0.7s linear infinite;
  flex: none;
}

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

.progress-bar {
  height: 6px;
  background: var(--bg-card);
  border-radius: 999px;
  overflow: hidden;
  margin-top: 10px;
  border: 1px solid var(--border);
}

.progress-bar__fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
  width: 0%;
  transition: width 0.15s ease;
}

.result-preview {
  margin-top: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-card);
}

.result-preview img,
.result-preview canvas {
  display: block;
  width: 100%;
  background: repeating-conic-gradient(#00000010 0% 25%, transparent 0% 50%) 50% / 16px 16px;
}

.result-preview__bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  font-size: 12px;
  color: var(--text-faint);
  border-top: 1px solid var(--border);
}

.two-col {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 24px;
  align-items: start;
}

@media (max-width: 760px) {
  .two-col {
    grid-template-columns: 1fr;
  }
}

.privacy-note {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: var(--text-faint);
  margin-top: 16px;
}

.privacy-note svg {
  flex: none;
}

.kicker {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent-strong);
  margin-bottom: 8px;
}

hr.sep {
  border: none;
  border-top: 1px solid var(--border-soft);
  margin: 28px 0;
}

.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-faint);
  font-size: 13px;
}

.search-box {
  margin: 0 0 24px;
}

.search-box input {
  padding: 12px 14px;
  font-size: 14px;
}

table.simple-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

table.simple-table th,
table.simple-table td {
  text-align: left;
  padding: 7px 10px;
  border-bottom: 1px solid var(--border-soft);
}

table.simple-table th {
  color: var(--text-faint);
  font-weight: 600;
  font-size: 12px;
}