/* ============================================
   FREE PDF WORKSPACE — Global Styles
   Font: Sora (display) + DM Sans (body)
   Theme: Clean professional blue/white
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;500;600;700;800&family=DM+Sans:wght@300;400;500;600&display=swap');

/* ── CSS Variables ─────────────────────────── */
:root {
  --primary:       #2563eb;
  --primary-dark:  #1d4ed8;
  --primary-light: #eff6ff;
  --accent:        #f97316;
  --success:       #22c55e;
  --danger:        #ef4444;
  --text-dark:     #0f172a;
  --text-mid:      #475569;
  --text-light:    #94a3b8;
  --border:        #e2e8f0;
  --bg:            #f8fafc;
  --white:         #ffffff;
  --shadow-sm:     0 1px 3px rgba(0,0,0,.08);
  --shadow-md:     0 4px 16px rgba(0,0,0,.10);
  --shadow-lg:     0 8px 32px rgba(37,99,235,.15);
  --radius-sm:     8px;
  --radius-md:     12px;
  --radius-lg:     20px;
  --radius-xl:     28px;
  --transition:    0.2s ease;
  --max-width:     1200px;
  --font-display:  'Sora', sans-serif;
  --font-body:     'DM Sans', sans-serif;
}

/* ── Reset ─────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-dark);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; }
ul, ol { list-style: none; }

/* ── Typography ────────────────────────────── */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-dark);
}
h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.15rem; }
p  { color: var(--text-mid); margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

/* ── Layout ────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}
.section { padding: 80px 0; }
.section--gray { background: var(--bg); }

/* ── Header ────────────────────────────────── */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 24px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--primary);
  white-space: nowrap;
}
.logo svg { width: 32px; height: 32px; }
.logo span { color: var(--text-dark); }

.nav { display: flex; align-items: center; gap: 8px; }
.nav a {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-mid);
  transition: var(--transition);
}
.nav a:hover, .nav a.active { color: var(--primary); background: var(--primary-light); }

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

/* Mega menu */
.nav__item { position: relative; }
.nav__item > a { display: flex; align-items: center; gap: 4px; }
.nav__item > a svg { width: 14px; height: 14px; transition: transform 0.2s; }
.nav__item:hover > a svg { transform: rotate(180deg); }
.mega-menu {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: 20px;
  min-width: 600px;
  z-index: 999;
}
.nav__item:hover .mega-menu { display: block; }
.mega-menu__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; }
.mega-menu__item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-dark);
}
.mega-menu__item:hover { background: var(--primary-light); color: var(--primary); }
.mega-menu__icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

/* Mobile menu */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: var(--transition);
}
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  top: 64px;
  background: var(--white);
  z-index: 999;
  overflow-y: auto;
  padding: 20px;
}
.mobile-menu.open { display: block; }
.mobile-menu a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-weight: 500;
  color: var(--text-dark);
  transition: var(--transition);
}
.mobile-menu a:hover { background: var(--primary-light); color: var(--primary); }
.mobile-menu__section { margin-bottom: 24px; }
.mobile-menu__title {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-light);
  padding: 0 16px;
  margin-bottom: 8px;
}

/* ── Buttons ────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  transition: var(--transition);
  white-space: nowrap;
  cursor: pointer;
  border: 2px solid transparent;
}
.btn--primary {
  background: var(--primary);
  color: var(--white);
}
.btn--primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}
.btn--outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn--outline:hover {
  background: var(--primary);
  color: var(--white);
}
.btn--ghost {
  background: var(--bg);
  color: var(--text-dark);
  border-color: var(--border);
}
.btn--ghost:hover { background: var(--border); }
.btn--lg { padding: 14px 32px; font-size: 1rem; border-radius: var(--radius-md); }
.btn--sm { padding: 8px 16px; font-size: 0.8rem; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }

/* ── Upload Zone ────────────────────────────── */
.upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  background: var(--bg);
  position: relative;
}
.upload-zone:hover,
.upload-zone.drag-over {
  border-color: var(--primary);
  background: var(--primary-light);
}
.upload-zone__icon {
  width: 64px;
  height: 64px;
  background: var(--white);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  box-shadow: var(--shadow-sm);
  font-size: 28px;
}
.upload-zone__title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}
.upload-zone__sub {
  font-size: 0.875rem;
  color: var(--text-light);
  margin-bottom: 20px;
}
.upload-zone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

/* ── Progress ───────────────────────────────── */
.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--border);
  border-radius: 100px;
  overflow: hidden;
}
.progress-bar__fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), #60a5fa);
  border-radius: 100px;
  transition: width 0.3s ease;
  width: 0%;
}

/* ── Cards ──────────────────────────────────── */
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: var(--transition);
}
.card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* Tool card grid */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}
.tool-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
  text-decoration: none;
  display: block;
}
.tool-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.tool-card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
  font-size: 24px;
}
.tool-card__title {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 4px;
}
.tool-card__desc {
  font-size: 0.78rem;
  color: var(--text-light);
  line-height: 1.4;
  margin: 0;
}

/* ── Hero ───────────────────────────────────── */
.hero {
  background: linear-gradient(135deg, #eff6ff 0%, #f0f9ff 50%, #f8fafc 100%);
  padding: 80px 0 60px;
  text-align: center;
}
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 6px 14px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 20px;
}
.hero__title { margin-bottom: 16px; }
.hero__title span { color: var(--primary); }
.hero__sub {
  font-size: 1.1rem;
  color: var(--text-mid);
  max-width: 600px;
  margin: 0 auto 32px;
}
.hero__actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.hero__stats {
  display: flex;
  gap: 40px;
  justify-content: center;
  margin-top: 40px;
  flex-wrap: wrap;
}
.hero__stat-num {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary);
}
.hero__stat-label { font-size: 0.8rem; color: var(--text-light); }

/* ── Tool Page Hero ─────────────────────────── */
.tool-hero {
  background: linear-gradient(135deg, var(--primary-light) 0%, #f0f9ff 100%);
  padding: 60px 0 50px;
  text-align: center;
}
.tool-hero__icon {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  margin: 0 auto 20px;
  background: var(--white);
  box-shadow: var(--shadow-md);
}
.tool-hero h1 { margin-bottom: 12px; }
.tool-hero p {
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto;
}

/* ── Result Area ────────────────────────────── */
.result-area {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
}
.result-area__icon { font-size: 48px; margin-bottom: 16px; }
.result-area h3 { margin-bottom: 8px; }
.result-area__meta { font-size: 0.875rem; color: var(--text-light); margin-bottom: 24px; }
.result-area__actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* File list */
.file-list { display: flex; flex-direction: column; gap: 8px; margin: 16px 0; }
.file-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.file-item__icon { font-size: 20px; flex-shrink: 0; }
.file-item__name { flex: 1; font-size: 0.875rem; font-weight: 500; color: var(--text-dark); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-item__size { font-size: 0.75rem; color: var(--text-light); flex-shrink: 0; }
.file-item__remove { padding: 4px 8px; border-radius: 6px; font-size: 0.75rem; color: var(--danger); background: #fef2f2; cursor: pointer; transition: var(--transition); }
.file-item__remove:hover { background: var(--danger); color: var(--white); }

/* ── Options Panel ──────────────────────────── */
.options-panel {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  margin: 20px 0;
}
.options-panel h4 { margin-bottom: 16px; font-size: 1rem; }
.option-group { margin-bottom: 16px; }
.option-group label { display: block; font-size: 0.875rem; font-weight: 600; color: var(--text-dark); margin-bottom: 8px; }
.option-group select,
.option-group input[type="range"],
.option-group input[type="number"],
.option-group input[type="password"],
.option-group input[type="text"] {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--white);
  transition: var(--transition);
  outline: none;
}
.option-group select:focus,
.option-group input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37,99,235,.1); }
.option-group input[type="range"] { padding: 0; cursor: pointer; accent-color: var(--primary); }

/* Toggle */
.toggle-group { display: flex; gap: 8px; flex-wrap: wrap; }
.toggle-btn {
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-mid);
  cursor: pointer;
  transition: var(--transition);
  background: var(--white);
}
.toggle-btn.active, .toggle-btn:hover { background: var(--primary); color: var(--white); border-color: var(--primary); }

/* ── Steps Section ──────────────────────────── */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 24px; }
.step { text-align: center; padding: 24px 16px; }
.step__num {
  width: 48px;
  height: 48px;
  background: var(--primary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  margin: 0 auto 16px;
}
.step h4 { margin-bottom: 8px; }
.step p { font-size: 0.875rem; color: var(--text-light); margin: 0; }

/* ── Features Grid ──────────────────────────── */
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.feature-item {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}
.feature-item__icon {
  width: 44px;
  height: 44px;
  background: var(--primary-light);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}
.feature-item h4 { margin-bottom: 4px; font-size: 0.95rem; }
.feature-item p { font-size: 0.82rem; color: var(--text-light); margin: 0; }

/* ── FAQ ────────────────────────────────────── */
.faq { max-width: 760px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-item:last-child { border-bottom: none; }
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-dark);
  gap: 16px;
}
.faq-question svg { width: 20px; height: 20px; flex-shrink: 0; transition: transform 0.2s; color: var(--primary); }
.faq-item.open .faq-question svg { transform: rotate(180deg); }
.faq-answer { display: none; padding: 0 0 20px; }
.faq-item.open .faq-answer { display: block; }
.faq-answer p { font-size: 0.9rem; color: var(--text-mid); margin: 0; }

/* ── Footer ─────────────────────────────────── */
.footer {
  background: #0f172a;
  color: #94a3b8;
  padding: 60px 0 30px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer__brand .logo { color: #60a5fa; margin-bottom: 12px; }
.footer__brand .logo span { color: var(--white); }
.footer__brand p { font-size: 0.875rem; color: #64748b; margin-bottom: 16px; }
.footer__col h5 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}
.footer__col a {
  display: block;
  font-size: 0.875rem;
  color: #64748b;
  padding: 4px 0;
  transition: var(--transition);
}
.footer__col a:hover { color: #60a5fa; }
.footer__bottom {
  border-top: 1px solid #1e293b;
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer__bottom p { font-size: 0.8rem; color: #475569; margin: 0; }
.footer__badges { display: flex; gap: 12px; align-items: center; }
.footer__badge {
  background: #1e293b;
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 0.75rem;
  color: #64748b;
}

/* ── Blog ───────────────────────────────────── */
.blog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }
.blog-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
  text-decoration: none;
  display: block;
}
.blog-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--primary); }
.blog-card__img {
  height: 180px;
  background: linear-gradient(135deg, var(--primary-light), #e0f2fe);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
}
.blog-card__body { padding: 20px; }
.blog-card__tag {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--primary);
  margin-bottom: 8px;
}
.blog-card h3 { font-size: 1rem; margin-bottom: 8px; color: var(--text-dark); }
.blog-card p { font-size: 0.82rem; color: var(--text-light); margin: 0; }
.blog-card__meta { display: flex; gap: 12px; margin-top: 12px; font-size: 0.75rem; color: var(--text-light); }

/* ── Breadcrumb ─────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-light);
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--primary); }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb__sep { color: var(--border); }

/* ── Toast ──────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.toast {
  background: var(--text-dark);
  color: var(--white);
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slideIn 0.3s ease;
  max-width: 320px;
}
.toast--success { background: #166534; }
.toast--error { background: #991b1b; }
@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* ── Spinner ────────────────────────────────── */
.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Processing State ───────────────────────── */
.processing {
  text-align: center;
  padding: 40px;
}
.processing h3 { margin: 16px 0 8px; }
.processing p { font-size: 0.875rem; color: var(--text-light); margin: 0; }

/* ── Related Tools ──────────────────────────── */
.related-tools { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 12px; }
.related-tool {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-dark);
  text-decoration: none;
  transition: var(--transition);
}
.related-tool:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }
.related-tool span:first-child { font-size: 18px; }

/* ── Section Headers ────────────────────────── */
.section-header { text-align: center; margin-bottom: 48px; }
.section-header h2 { margin-bottom: 12px; }
.section-header p { font-size: 1rem; color: var(--text-mid); max-width: 560px; margin: 0 auto; }

/* ── Responsive ─────────────────────────────── */
@media (max-width: 900px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .nav { display: none; }
  .hamburger { display: flex; }
  .header__cta .btn--outline { display: none; }
}
@media (max-width: 640px) {
  .section { padding: 56px 0; }
  .hero { padding: 56px 0 40px; }
  .footer__grid { grid-template-columns: 1fr; gap: 24px; }
  .tools-grid { grid-template-columns: repeat(2, 1fr); }
  .upload-zone { padding: 40px 20px; }
  .hero__stats { gap: 24px; }
  .footer__bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 420px) {
  .tools-grid { grid-template-columns: 1fr 1fr; }
  h1 { font-size: 1.75rem; }
}

/* ── Utilities ──────────────────────────────── */
.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.gap-12 { gap: 12px; }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 640px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}
.hidden { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }