/* Design Tokens - Light Professional Theme */
:root {
  --font-sans: 'Source Sans Pro', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  --color-bg: #ffffff;
  --color-bg-alt: #f8f9fa;
  --color-surface: #ffffff;
  --color-surface-alt: #f1f3f4;
  --color-border: #e1e5e9;
  --color-border-soft: #dee2e6;
  --color-text: #2c3e50;
  --color-text-dim: #6c757d;
  --color-accent: linear-gradient(90deg, #2563eb 0%, #1d4ed8 100%);
  --color-accent-solid: #2563eb;
  --color-focus: #3b82f6;
  --color-positive: #059669;
  --color-danger: #dc2626;
  --radius-xs: 3px;
  --radius-s: 6px;
  --radius-m: 10px;
  --radius-l: 16px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.1);
  --shadow-md: 0 4px 12px rgba(0,0,0,.1);
  --shadow-glow: 0 0 0 3px rgba(37,99,235,.1);
  --grad-accent: linear-gradient(90deg, #2563eb 0%, #1d4ed8 100%);
  --layout-max: 1200px;
  --space-xs: 4px;
  --space-s: 8px;
  --space-m: 16px;
  --space-l: 24px;
  --space-xl: 40px;
  --space-xxl: 64px;
  --transition: 200ms ease-in-out;
  --font-size-fluid-h1: clamp(2.75rem,
    5.5vw,
    4.5rem);
  --font-size-fluid-h2: clamp(2.25rem, 5vw, 3.5rem);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
  font-size: 1.125rem;
}

img {
  max-width: 100%;
  display: block;
}

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

a:hover, a:focus-visible {
  color: var(--color-accent-solid);
}

p {
  margin: 0 0 var(--space-m);
}

h1,h2,h3,h4 {
  margin: 0 0 var(--space-m);
  line-height: 1.12;
  font-weight: 600;
}

h1 { font-size: var(--font-size-fluid-h1); }
h2 { font-size: var(--font-size-fluid-h2); }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; text-transform: uppercase; letter-spacing: 0.06em; }

/* Section separator (replaces removed CTA band) */
.section-separator {
  width: 100%;
  max-width: var(--layout-max);
  margin: var(--space-xxl) auto var(--space-xl);
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(0,0,0,0.12), transparent);
}

.container {
  width: 100%;
  max-width: var(--layout-max);
  margin: 0 auto;
  padding: 0 var(--space-m);
}

.flex { display:flex; }
.between { justify-content: space-between; }
.center-v { align-items:center; }
.gap-m { gap: var(--space-m); }

.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
  background: #000;
  color: #fff;
  padding: var(--space-s) var(--space-m);
  z-index: 999;
}
.skip-link:focus {
  left: var(--space-s);
  top: var(--space-s);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(255,255,255,0.95);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-m) 0;
  box-shadow: var(--shadow-sm);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: .5px;
}
.brand.small { font-size: 1.125rem; }
.brand__logo {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  background: var(--grad-accent);
  border-radius: 6px;
  font-size: .9rem;
  box-shadow: var(--shadow-sm);
  color: white;
}

.primary-nav {
  position: relative;
}

.nav-toggle {
  display: none;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-s);
  width: 42px;
  height: 38px;
  cursor: pointer;
  position: relative;
  transition: background var(--transition);
}

.nav-toggle__bar,
.nav-toggle__bar::before,
.nav-toggle__bar::after {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  content: "";
  transform: translate(-50%, -50%);
  transition: var(--transition);
}
.nav-toggle__bar::before {
  transform: translate(-50%, calc(-50% - 6px));
}
.nav-toggle__bar::after {
  transform: translate(-50%, calc(-50% + 6px));
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar {
  background: transparent;
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar::before {
  transform: translate(-50%, -50%) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display:flex;
  gap: var(--space-l);
  font-size: 1.125rem;
}

.nav-list a {
  padding: 6px 4px;
  position: relative;
}

.nav-list a::after {
  content:"";
  position:absolute;
  left:0; bottom:0;
  height:2px; width:0;
  background: var(--grad-accent);
  transition: width var(--transition);
}

.nav-list a:hover::after,
.nav-list a:focus-visible::after {
  width:100%;
}

.header-cta { display:flex; gap: var(--space-s); }

.btn {
  --btn-bg: var(--color-surface-alt);
  --btn-color: var(--color-text);
  --btn-border: var(--color-border);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-weight:500;
  padding: 10px 20px;
  border-radius: var(--radius-m);
  border:1px solid var(--btn-border);
  background: var(--btn-bg);
  color: var(--btn-color);
  cursor:pointer;
  font-size: 1.125rem;
  line-height:1;
  transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
  text-decoration:none;
  position:relative;
}

.btn.small { padding: 8px 14px; font-size: 1rem; }
.btn.full { width:100%; }

.btn.primary {
  --btn-bg: var(--grad-accent);
  --btn-border: transparent;
  color: white;
  box-shadow: var(--shadow-sm);
  font-weight: 600;
}
.btn.primary:hover {
  box-shadow: var(--shadow-glow);
  transform: translateY(-1px);
}

.btn.outline {
  background: var(--color-surface);
  border: 1px solid var(--color-border-soft);
  color: var(--color-accent-solid);
  font-weight: 500;
}
.btn.outline:hover {
  border-color: var(--color-accent-solid);
  background: var(--color-bg-alt);
}

.btn.ghost {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  color: var(--color-text);
}
.btn.ghost:hover {
  background: var(--color-surface-alt);
  border-color: var(--color-accent-solid);
}

.btn:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.hero {
  background: 
    radial-gradient(circle at 20% 50%, rgba(255,255,255,0.15) 1px, transparent 1px),
    radial-gradient(circle at 80% 20%, rgba(255,255,255,0.12) 1px, transparent 1px),
    radial-gradient(circle at 40% 80%, rgba(255,255,255,0.10) 1px, transparent 1px),
    radial-gradient(circle at 90% 70%, rgba(255,255,255,0.15) 1px, transparent 1px),
    radial-gradient(circle at 10% 90%, rgba(255,255,255,0.11) 1px, transparent 1px),
    radial-gradient(circle at 70% 10%, rgba(255,255,255,0.13) 1px, transparent 1px),
    radial-gradient(circle at 25% 25%, rgba(255,255,255,0.08) 3px, transparent 3px),
    radial-gradient(circle at 75% 75%, rgba(255,255,255,0.12) 3px, transparent 3px),
    radial-gradient(circle at 50% 50%, rgba(255,255,255,0.07) 4px, transparent 4px),
    radial-gradient(circle at 35% 65%, rgba(255,255,255,0.06) 5px, transparent 5px),
    radial-gradient(circle at 85% 35%, rgba(255,255,255,0.05) 6px, transparent 6px),
    linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  background-size: 
    120px 120px,
    80px 80px,
    100px 100px,
    90px 90px,
    110px 110px,
    70px 70px,
    200px 200px,
    180px 180px,
    300px 300px,
    400px 400px,
    350px 350px,
    100% 100%;
  color: white;
  padding: var(--space-xxl) 0;
  min-height: 500px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 15% 30%, rgba(255,255,255,0.18) 5px, transparent 5px),
    radial-gradient(circle at 85% 80%, rgba(255,255,255,0.15) 6px, transparent 6px),
    radial-gradient(circle at 60% 15%, rgba(255,255,255,0.12) 4px, transparent 4px),
    radial-gradient(circle at 25% 85%, rgba(255,255,255,0.10) 7px, transparent 7px),
    radial-gradient(circle at 90% 25%, rgba(255,255,255,0.08) 8px, transparent 8px);
  background-size: 250px 250px, 300px 300px, 400px 400px, 320px 320px, 380px 380px;
  animation: float 20s ease-in-out infinite;
  opacity: 0.8;
  z-index: 1;
}

.hero::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 30% 70%, rgba(255,255,255,0.10) 8px, transparent 8px),
    radial-gradient(circle at 70% 40%, rgba(255,255,255,0.12) 6px, transparent 6px),
    radial-gradient(circle at 50% 90%, rgba(255,255,255,0.08) 9px, transparent 9px),
    radial-gradient(circle at 10% 40%, rgba(255,255,255,0.09) 7px, transparent 7px);
  background-size: 350px 350px, 280px 280px, 420px 420px, 360px 360px;
  animation: float 25s ease-in-out infinite reverse;
  opacity: 0.6;
  z-index: 1;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-10px) rotate(1deg);
  }
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xxl);
  align-items: center;
  width: 100%;
  max-width: var(--layout-max);
  margin: 0 auto;
  padding: 0 var(--space-m);
  position: relative;
  z-index: 2;
}

.hero__content {
  max-width: 500px;
}

/* Typography */
.hero-title {
  font-size: var(--font-size-fluid-h1);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--space-l);
  letter-spacing: -0.02em;
  color: #ffffff;
}

.hero-subtitle {
  font-size: 1.75rem;
  font-weight: 500;
  line-height: 1.5;
  margin-bottom: var(--space-xl);
  color: rgba(255, 255, 255, 0.95);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  max-width: 85%;
}

.section-title {
  font-size: var(--font-size-fluid-h2);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--space-l);
  letter-spacing: -0.01em;
}

.section-subtitle {
  font-size: 1.375rem;
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-text-dim);
  margin-bottom: var(--space-xl);
  max-width: 70ch;
  margin-left: auto;
  margin-right: auto;
}

.hero__search {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-search-form {
  width: 100%;
  max-width: 520px;
  background: white;
  border-radius: var(--radius-l);
  padding: var(--space-xl);
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.3);
  display: flex;
  flex-direction: column;
  gap: var(--space-l);
}

.hero-search-box {
  display: flex;
  width: 100%;
}

.hero-search-box input {
  flex: 1;
  border: 2px solid #2563eb;
  border-radius: var(--radius-m);
  padding: 18px 24px;
  font-size: 1.25rem;
  background: white;
  outline: none;
  color: var(--color-text);
  font-weight: 400;
  transition: border-color var(--transition);
}

.hero-search-box input:focus {
  border-color: #1d4ed8;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.hero-search-box input::placeholder {
  color: var(--color-text-dim);
  font-size: 1.25rem;
}

.hero-search-button {
  width: 100%;
  padding: 18px 32px;
  font-size: 1.25rem;
  font-weight: 600;
  border-radius: var(--radius-m);
  background: #2563eb;
  border: none;
  color: white;
  cursor: pointer;
  transition: all var(--transition);
  letter-spacing: 0.5px;
}

.hero-search-button:hover {
  background: #1d4ed8;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

/* (Removed older duplicate hero responsive block; unified version further below) */

/* Value Strip Section */

.preview-line {
  height:8px;
  background: linear-gradient(90deg,#394354,#222a31);
  border-radius: 4px;
  position:relative;
  overflow:hidden;
}

.preview-line::before {
  content:"";
  position:absolute;
  inset:0;
  background: linear-gradient(90deg,transparent,rgba(170,150,255,.35),transparent);
  animation: shimmer 3s linear infinite;
}

.preview-line.wide { width:100%; }
.preview-line.mid { width:70%; }
.preview-line.short { width:40%; }

.preview-block {
  height:120px;
  border-radius: 10px;
  background:
    linear-gradient(135deg,#2E3845,#1F262D 60%),
    radial-gradient(circle at 70% 30%,rgba(110,90,255,.3),transparent 60%);
  position:relative;
  overflow:hidden;
}

.preview-block::after {
  content:"";
  position:absolute;
  inset:0;
  background: linear-gradient(45deg,transparent,rgba(255,255,255,.08),transparent);
  mix-blend-mode: overlay;
  animation: sweep 6s ease-in-out infinite;
}

@keyframes shimmer {
  0% { transform: translateX(-100%);}
  100% { transform: translateX(100%);}
}

@keyframes sweep {
  0%,100% { opacity:0; transform: translateX(-40%); }
  50% { opacity:.8; transform: translateX(40%); }
}

.value-strip {
  background: var(--color-bg-alt);
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.value-strip__grid {
  display: grid;
  gap: var(--space-xl);
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.value-item h3 {
  margin-bottom: 8px;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-accent-solid);
}

.value-item p {
  font-size: 1.075rem;
  color: var(--color-text-dim);
  margin: 0;
  line-height: 1.6;
}

.section {
  padding: var(--space-xxl) 0 var(--space-xxl);
}

.alt-bg {
  background: var(--color-bg-alt);
  border-top:1px solid var(--color-border);
  border-bottom:1px solid var(--color-border);
}

.section-header.center {
  text-align:center;
  margin: 0 auto var(--space-xl);
}

.section-header.center.narrow {
  max-width: 760px;
}

.section-lead {
  font-size: 1.25rem;
  color: var(--color-text-dim);
  margin-top: -4px;
}

.feature-grid {
  display:grid;
  gap: var(--space-l);
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 880px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }
}

.feature-icon {
  font-size: 2.2rem;
  margin-bottom: var(--space-m);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  color: white !important;
  border-radius: var(--radius-l);
  border: 2px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
  font-weight: 600;
  margin-left: auto;
  margin-right: auto;
  -webkit-text-fill-color: white;
  text-shadow: none;
}

.feature-card {
  background: var(--color-surface);
  border:1px solid var(--color-border);
  border-radius: var(--radius-l);
  padding: var(--space-l);
  display:flex;
  flex-direction:column;
  gap: var(--space-m);
  position:relative;
  isolation:isolate;
  overflow:hidden;
  transition: border-color var(--transition), transform var(--transition);
  text-align: center;
}

.feature-card::before {
  content:"";
  position:absolute;
  inset:0;
  background: radial-gradient(circle at 120% 0%,rgba(120,100,255,.15),transparent 70%);
  opacity:0;
  transition:opacity var(--transition);
}

.feature-card:hover {
  border-color: var(--color-focus);
  transform: translateY(-3px);
}
.feature-card:hover::before {
  opacity:1;
}

.feature-card__title {
  font-size: 1.25rem;
}

.feature-card__body {
  font-size: 1.05rem;
  color: var(--color-text-dim);
  flex:1;
}

.feature-link {
  font-size: .95rem;
  letter-spacing:.05em;
  text-transform:uppercase;
  color: var(--color-focus);
}

.usecase-grid {
  display:grid;
  gap: var(--space-xl);
  grid-template-columns: repeat(auto-fit,minmax(260px,1fr));
  margin-top: var(--space-xl);
}

.usecase-col h3 {
  font-size: 1.2rem;
  letter-spacing:.04em;
  text-transform: uppercase;
}

.usecase-col p {
  font-size: 1.05rem;
  color: var(--color-text-dim);
}

.check-list {
  list-style:none;
  padding:0;
  margin: var(--space-m) 0 0;
  display:grid;
  gap:6px;
  font-size: 1rem;
}
.check-list li {
  position:relative;
  padding-left: 18px;
  color: var(--color-text);
}
.check-list li::before {
  content:"";
  position:absolute;
  left:0; top:6px;
  width:10px; height:10px;
  border-radius:3px;
  background: var(--grad-accent);
}

.pricing-grid {
  display:grid;
  gap: var(--space-l);
  grid-template-columns: repeat(auto-fit,minmax(260px,1fr));
  margin-top: var(--space-xl);
}

.price-card {
  background: var(--color-surface);
  border:1px solid var(--color-border);
  border-radius: 22px;
  padding: var(--space-xl) var(--space-l) var(--space-l);
  display:flex;
  flex-direction:column;
  position:relative;
  overflow:hidden;
  transition: border-color var(--transition), transform var(--transition);
}

.price-card:hover {
  border-color: var(--color-focus);
  transform: translateY(-4px);
}

.price-card.highlighted {
  border-color: var(--color-focus);
  background:
    linear-gradient(160deg,rgba(120,100,255,.18),rgba(40,48,60,.8)),
    var(--color-surface);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-glow);
}

.badge {
  position:absolute;
  top:12px; right:12px;
  background: var(--grad-accent);
  color: #fff;
  font-size:.6rem;
  letter-spacing:.08em;
  padding: 6px 10px;
  border-radius: 30px;
  text-transform:uppercase;
}

.price-tier {
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing:.1em;
  margin-bottom: 2px;
  opacity:.8;
}

.price-amount {
  font-size: 2rem;
  font-weight:600;
  margin:0 0 var(--space-m);
}
.price-period {
  font-size: 1rem;
  font-weight:400;
  opacity:.6;
  margin-left:4px;
}

.feature-list {
  list-style:none;
  padding:0; margin:0 0 var(--space-l);
  display:grid;
  gap:6px;
  font-size: 1rem;
}
.feature-list li {
  position:relative;
  padding-left:18px;
}
.feature-list li::before {
  content:"";
  position:absolute;
  left:0; top:6px;
  width:9px; height:9px;
  border-radius:2px;
  background: var(--color-positive);
  box-shadow:0 0 0 1px rgba(255,255,255,.08);
}

.cta-band {
  padding: var(--space-xxl) 0;
  background:
    radial-gradient(circle at 30% 40%, rgba(110,90,255,.4), transparent 60%),
    linear-gradient(160deg,#1D2229,#121519);
  border-top:1px solid var(--color-border);
  border-bottom:1px solid var(--color-border);
  text-align:center;
}

.cta-band__inner {
  max-width: 760px;
}

.cta-band h2 {
  font-size: clamp(1.8rem,3.2vw,2.4rem);
  background: var(--grad-accent);
  -webkit-background-clip:text;
  background-clip: text;
  color:transparent;
  margin-bottom: var(--space-m);
}

.cta-band p {
  color: var(--color-text-dim);
  margin-bottom: var(--space-l);
}

.cta-actions {
  display:flex;
  flex-wrap:wrap;
  gap: var(--space-m);
  justify-content:center;
}

.faq-item {
  background: var(--color-surface);
  border:1px solid var(--color-border);
  border-radius: var(--radius-m);
  padding: var(--space-m) var(--space-l);
  margin-bottom: var(--space-m);
  transition: border-color var(--transition), background var(--transition);
}

.faq-item[open] {
  border-color: var(--color-focus);
  background: var(--color-surface-alt);
}

.faq-item summary {
  cursor:pointer;
  font-weight:600;
  list-style:none;
}
.faq-item summary::-webkit-details-marker { display:none; }

.faq-item p {
  font-size: 1.05rem;
  color: var(--color-text-dim);
  margin-top: var(--space-s);
}

.site-footer {
  padding: var(--space-xxl) 0 var(--space-xl);
  background: linear-gradient(0deg,#0D0F12,#15191F);
  border-top:1px solid var(--color-border);
  margin-top: var(--space-xxl);
}

.footer-grid {
  display:grid;
  gap: var(--space-xl);
  grid-template-columns: repeat(auto-fit,minmax(180px,1fr));
}

.footer-brand {
  grid-column: span 2;
  min-width:260px;
}

.foot-note {
  font-size: 1rem;
  color: var(--color-text-dim);
}

.foot-copy {
  font-size: .85rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  color: var(--color-text-dim);
  margin-top: var(--space-m);
}

.footer-col h4 {
  margin-bottom: var(--space-s);
  font-size: .95rem;
  letter-spacing:.1em;
  color: var(--color-text-dim);
}

.footer-col ul {
  list-style:none;
  padding:0; margin:0;
  display:grid;
  gap:4px;
  font-size: 1rem;
}
.footer-col a {
  color: var(--color-text-dim);
}
.footer-col a:hover {
  color:#fff;
}

.newsletter-form {
  display:flex;
  flex-direction:column;
  gap: var(--space-s);
}

.newsletter-form input {
  background: var(--color-surface);
  border:1px solid var(--color-border);
  border-radius: var(--radius-s);
  padding: 10px 12px;
  font-family:inherit;
  font-size: 1rem;
  color: var(--color-text);
  outline:none;
  transition: border-color var(--transition);
}
.newsletter-form input:focus {
  border-color: var(--color-focus);
}

.sr-only {
  position:absolute;
  width:1px;
  height:1px;
  padding:0;
  margin:-1px;
  overflow:hidden;
  clip:rect(0 0 0 0);
  border:0;
}

@media (max-width: 880px) {
  .nav-toggle { display:block; }
  .nav-list {
    position:absolute;
    top:54px; right:0;
    flex-direction:column;
    background: rgba(255,255,255,.95);
    padding: var(--space-m);
    border:1px solid var(--color-border);
    border-radius: var(--radius-m);
    width: 220px;
    opacity:0;
    transform: translateY(-8px);
    pointer-events:none;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
  }
  .nav-toggle[aria-expanded="true"] + .nav-list {
    opacity:1;
    transform: translateY(0);
    pointer-events:auto;
  }
  .header-cta { display:none; }
  
  /* Hero responsive */
  .hero-container {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    text-align: center;
  }
  
  .hero__content {
    max-width: none;
  }
  
  .hero__title {
    font-size: 2rem;
  }
  
  .hero__subtitle {
    font-size: 1.1rem;
  }
  
  .hero {
    padding: var(--space-xl) 0;
    min-height: auto;
  }
  
  .footer-brand {
    grid-column: span 1;
  }
  
  .search-controls {
    flex-direction: column;
    align-items: stretch;
  }
  
  .search-controls input[type="text"] {
    min-width: auto;
    margin-bottom: var(--space-s);
  }
  
  .search-controls button {
    margin-bottom: var(--space-xs);
  }
  
  .search-options {
    flex-direction: column;
    gap: var(--space-s);
  }
  
  .quota-actions {
    flex-direction: column;
  }
  
  .results-table {
    font-size: 0.8rem;
  }
  
  .results-table th,
  .results-table td {
    padding: 8px 12px;
    max-width: 200px;
  }
}

/* Focus ring uniformity */
:focus-visible {
  outline:2px solid var(--color-focus);
  outline-offset:2px;
}

/* Demo Section Styles */
.demo-preview {
  display: grid;
  gap: var(--space-xl);
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  max-width: 900px;
  margin: 0 auto;
}

.demo-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-l);
  padding: var(--space-l);
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.demo-card h3 {
  color: var(--color-accent-solid);
  margin-bottom: var(--space-m);
}

.demo-card p {
  color: var(--color-text-dim);
  margin-bottom: var(--space-l);
  line-height: 1.6;
}

.demo-actions {
  display: flex;
  gap: var(--space-m);
  justify-content: center;
  flex-wrap: wrap;
}

.demo-language-note {
  margin-top: var(--space-s);
  margin-bottom: 0;
  font-size: 1rem;
  color: var(--color-text-dim);
  font-style: italic;
  text-align: center;
}

.demo-features {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-l);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
}

.demo-features h3 {
  color: var(--color-accent-solid);
  margin-bottom: var(--space-m);
  font-size: 1.5rem;
}

.demo-features ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.demo-features li {
  padding: var(--space-s) 0;
  color: var(--color-text);
  font-size: 1.05rem;
  line-height: 1.5;
}

.demo-container {
  max-width: 1000px;
  margin: 0 auto;
}

.demo-notice {
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-m);
  padding: var(--space-m);
  margin-bottom: var(--space-l);
  font-size: 0.9rem;
  color: var(--color-text-dim);
}

.demo-notice div {
  margin-bottom: var(--space-s);
}

.demo-notice div:last-child {
  margin-bottom: 0;
}

.demo-notice a {
  color: var(--color-accent-solid);
  font-weight: 500;
}

.search-demo {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-l);
  padding: var(--space-l);
}

.search-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-s);
  margin-bottom: var(--space-m);
}

.search-controls input[type="text"] {
  flex: 1;
  min-width: 300px;
  padding: 12px 16px;
  font-size: 1.125rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-s);
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color var(--transition);
}

.search-controls input[type="text"]:focus {
  border-color: var(--color-focus);
  outline: none;
}

.search-controls button {
  padding: 12px 16px;
  font-size: 1.075rem;
  border-radius: var(--radius-s);
  border: 1px solid var(--color-border);
  background: var(--color-accent-solid);
  color: white;
  cursor: pointer;
  transition: background-color var(--transition);
  font-weight: 500;
  white-space: nowrap;
}

.search-controls button:hover {
  background: var(--color-focus);
}

.search-controls #clearBtn {
  background: var(--color-surface-alt);
  color: var(--color-text);
}

.search-controls #clearBtn:hover {
  background: var(--color-border);
}

.search-options {
  display: flex;
  gap: var(--space-l);
  margin-bottom: var(--space-m);
  font-size: 1.075rem;
}

.search-options label {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  cursor: pointer;
  color: var(--color-text-dim);
}

.quota-display {
  font-size: 1.075rem;
  color: var(--color-text-dim);
  margin-bottom: var(--space-m);
}

.quota-display.warning {
  color: var(--color-danger);
  font-weight: 600;
}

.search-results {
  margin-top: var(--space-m);
}

.search-loading {
  text-align: center;
  padding: var(--space-l);
  color: var(--color-text-dim);
  font-style: italic;
}

.no-results {
  text-align: center;
  padding: var(--space-l);
  color: var(--color-text-dim);
}

.search-error {
  background: rgba(255, 77, 97, 0.1);
  border: 1px solid var(--color-danger);
  border-radius: var(--radius-s);
  padding: var(--space-m);
  color: var(--color-danger);
  font-family: monospace;
  font-size: 1.075rem;
}

.results-table {
  overflow-x: auto;
  border-radius: var(--radius-m);
  border: 1px solid var(--color-border);
}

.results-table table {
  width: 100%;
  border-collapse: collapse;
  font-size: 1.075rem;
}

.results-table th,
.results-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  word-wrap: break-word;
  max-width: 300px;
}

.results-table th {
  background: var(--color-surface-alt);
  font-weight: 600;
  color: var(--color-text);
  position: sticky;
  top: 0;
}

.results-table tbody tr:nth-child(even) {
  background: var(--color-bg-alt);
}

.results-table tbody tr:hover {
  background: var(--color-surface-alt);
}

.results-table td a {
  color: var(--color-accent-solid);
  font-weight: 500;
  text-decoration: none;
}

.results-table td a:hover {
  text-decoration: underline;
  color: var(--color-focus);
}

.results-table mark {
  background: linear-gradient(90deg, #A97CFF, #6A8BFF);
  color: white;
  font-weight: 600;
  padding: 2px 4px;
  border-radius: 3px;
}

.quota-exceeded {
  text-align: center;
  padding: var(--space-xl);
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-l);
}

.quota-exceeded h3 {
  color: var(--color-danger);
  margin-bottom: var(--space-m);
}

.quota-exceeded p {
  color: var(--color-text-dim);
  margin-bottom: var(--space-m);
}

.quota-actions {
  display: flex;
  gap: var(--space-m);
  justify-content: center;
  margin-top: var(--space-l);
}

/* Data Sources Section */
.data-sources-content {
  display: grid;
  gap: var(--space-l);
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  margin-bottom: var(--space-xl);
}

.data-source-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-l);
  padding: var(--space-l);
  text-align: center;
}

.data-source-card h3 {
  color: var(--color-accent-solid);
  margin-bottom: var(--space-m);
}

.data-source-card p {
  color: var(--color-text-dim);
  margin-bottom: var(--space-l);
  line-height: 1.6;
}

.data-challenge {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-l);
  padding: var(--space-xl);
  text-align: center;
}

.data-challenge h3 {
  color: var(--color-accent-solid);
  margin-bottom: var(--space-m);
}

.data-challenge p {
  color: var(--color-text-dim);
  line-height: 1.7;
  max-width: 800px;
  margin: 0 auto;
}

/* Enhanced preview window for hero section */
.preview-line {
  height: 12px;
  background: linear-gradient(90deg, #394354, #222a31);
  border-radius: 4px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  padding: 0 8px;
  font-size: 0.7rem;
  color: var(--color-text-dim);
  line-height: 1;
  margin-bottom: 6px;
}

/* Smooth hover transitions for all interactive */
button, input, summary {
  font-family: inherit;
}

::selection {
  background: #695AFF;
  color:#fff;
}

/* Tooltip Styles */
.tooltip {
  position: relative;
  cursor: help;
  color: var(--color-accent-solid);
  font-weight: 600;
}

.tooltip:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.9);
  color: white;
  padding: 8px 12px;
  border-radius: var(--radius-s);
  font-size: 0.85rem;
  font-weight: 400;
  line-height: 1.4;
  white-space: normal;
  max-width: 400px;
  width: max-content;
  z-index: 1000;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.tooltip:hover::before {
  content: '';
  position: absolute;
  bottom: 94%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: rgba(0, 0, 0, 0.9);
  z-index: 1000;
}

/* Responsive improvements */
@media (max-width: 880px) {
  .search-controls {
    flex-direction: column;
    align-items: stretch;
  }
  
  .search-controls input[type="text"] {
    min-width: auto;
    margin-bottom: var(--space-s);
  }
  
  .search-controls button {
    margin-bottom: var(--space-xs);
  }
  
  .search-options {
    flex-direction: column;
    gap: var(--space-s);
  }
  
  .quota-actions {
    flex-direction: column;
  }
  
  .results-table {
    font-size: 0.8rem;
  }
  
  .results-table th,
  .results-table td {
    padding: 8px 12px;
    max-width: 200px;
  }
}

/* Cookie Notice */
.cookie-notice {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(44, 62, 80, 0.95);
  backdrop-filter: blur(8px);
  color: white;
  padding: var(--space-m);
  transform: translateY(100%);
  transition: transform 0.3s ease-in-out;
  z-index: 10000;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.cookie-notice.show {
  transform: translateY(0);
}

.cookie-content {
  max-width: var(--layout-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-l);
}

.cookie-text {
  font-size: 0.9rem;
  line-height: 1.4;
}

.cookie-btn {
  background: var(--color-accent-solid);
  color: white;
  border: none;
  padding: var(--space-s) var(--space-l);
  border-radius: var(--radius-s);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.cookie-btn:hover {
  background: #1d4ed8;
  transform: translateY(-1px);
}

@media (max-width: 768px) {
  .cookie-content {
    flex-direction: column;
    text-align: center;
    gap: var(--space-m);
  }

  .cookie-text {
    font-size: 0.85rem;
  }

  .cookie-btn {
    width: 100%;
    max-width: 200px;
  }
}

.cookie-link {
  color: #87ceeb;
  text-decoration: underline;
  transition: color 0.2s ease;
}

.cookie-link:hover {
  color: #ffffff;
}

.cookie-actions {
  display: flex;
  gap: var(--space-s);
}

/* -------------------------------------------------- */
/* (Removed earlier ad‑hoc 600px hero refinements; consolidated below) */

/* -------------------------------------------------- */
/* Consolidated Hero Responsive Rules                 */
/* (Replaces earlier stacked mobile hero adjustments) */
/* -------------------------------------------------- */
@media (max-width: 880px) {
  .hero { 
    padding: clamp(32px, 6vh, 56px) 0 clamp(32px, 6vh, 56px); 
    min-height: auto; 
    width:100%;
    /* overflow removed to prevent right edge clipping in Samsung Internet */
  }
  .hero-container { 
    grid-template-columns: 1fr; 
    gap: clamp(var(--space-m), 4vw, var(--space-l)); 
    /* Switch from centered to left-aligned to avoid right-edge clipping on some Samsung Internet viewports */
    text-align: left; 
    width:100%; 
    max-width: 100%;
    margin:0; 
    padding-left: calc(var(--space-m) - 2px); /* slight inward shift */
    padding-right: var(--space-s); /* reduce right padding to create breathing room */
    box-sizing: border-box;
    justify-items: start;
    transform: translateX(-2px); /* gentle left nudge for devices rendering fractional widths */
  }
  .hero__content { 
    max-width: 640px; 
    margin: 0; 
  }
  .hero__title { 
    font-size: clamp(1.7rem, 6.2vw, 2.35rem); 
    line-height: 1.17; 
    overflow-wrap: anywhere; 
  }
  .hero__subtitle { 
    font-size: clamp(0.9rem, 3.5vw, 1.05rem); 
    line-height: 1.42; 
    max-width: 60ch; 
    margin: 0 auto var(--space-l); 
    overflow-wrap: anywhere; 
  }
  .hero-search-form { 
    width:100%; 
    max-width: 520px; 
    padding: var(--space-l) var(--space-m); 
    margin:0; 
    gap: var(--space-m); 
    align-self: stretch;
  }
  .hero-search-box { width:100%; }
  .hero-search-box input { 
    padding: 14px 16px; 
    font-size: 1.05rem; 
    width:100%; 
  }
  .hero-search-button { 
    padding: 14px 18px; 
    font-size: 1.05rem; 
  }
  /* Additional defensive rules for Samsung Internet / odd rounding */
  .hero, .hero-container, .hero-search-form { 
    max-width: 100%;
  }
  .hero-search-form, .hero-search-box input { 
    overflow: hidden; 
  }
}

@media (max-width: 560px) {
  .hero { padding: 40px 0 40px; }
  .hero__title { font-size: clamp(1.5rem, 7.2vw, 1.9rem); }
  .hero__subtitle { font-size: 0.9rem; line-height:1.38; }
  .hero-search-form { max-width: 480px; padding: var(--space-m) var(--space-m) var(--space-l); }
  .hero-search-box input { padding:12px 14px; font-size:1rem; }
  .hero-search-button { padding:12px 14px; font-size:1rem; }
}

@media (max-width: 400px) {
  .hero { padding: 32px 0 36px; }
  .hero__title { font-size: clamp(1.35rem, 8.2vw, 1.6rem); }
  .hero__subtitle { font-size: 0.88rem; line-height:1.35; }
  .hero-search-form { max-width: 100%; padding: var(--space-m) var(--space-s); gap: var(--space-s); }
  .hero-search-box input { padding:10px 12px; }
  .hero-search-button { padding:12px 12px; font-size:0.95rem; }
}

/* Short landscape viewports (e.g., some phones rotated) */
@media (max-height: 700px) and (max-width: 880px) {
  .hero { 
    align-items: flex-start; /* avoid vertical centering cutting off bottom */
    padding-top: calc(var(--space-xl) + 20px); 
  }
}

/* Prevent any accidental horizontal scroll on very narrow screens */
html, body { overflow-x: hidden; }

/* Hero horizontal overflow guard (updated: keep overflow visible) */
@media (max-width: 700px) {
  .hero, .hero-container { max-width: 100%; width:100%; }
  .hero { overflow: visible; }
  .hero * { box-sizing: border-box; }
  .hero-search-form { max-width:100%; width:100%; margin:0 auto; }
  .hero-search-box { width:100%; }
  .hero-search-box input { min-width:0; width:100%; }
}

/* Global adjustments to reduce text scaling/clipping anomalies */
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
.hero__title, .hero__subtitle { word-break: break-word; overflow-wrap: break-word; hyphens: auto; }

/* If some mobile browsers create horizontal scroll due to box-shadow rendering, remove it on very small widths */
@media (max-width: 480px) {
  .hero-search-form { box-shadow: 0 6px 20px rgba(0,0,0,0.25); }
}

/* Fallback: ultra small devices ensure no residual overflow */
@media (max-width:380px) {
  .hero-search-form { padding-left: var(--space-s); padding-right: var(--space-s); }
}