:root {
  /* Brand colors */
  --blue-900: #0f172a;
  --blue-700: #1e40af;
  --blue-500: #3b82f6;
  --blue-100: #e0edff;

  --accent-500: #22c55e;
  --accent-100: #dcfce7;

  /* Neutrals */
  --gray-900: #111827;
  --gray-600: #4b5563;
  --gray-400: #9ca3af;
  --gray-100: #f3f4f6;
  --white: #ffffff;

  /* Layout */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;

  --shadow-sm: 0 4px 12px rgba(0,0,0,.06);
  --shadow-md: 0 10px 30px rgba(0,0,0,.08);
  --shadow-lg: 0 20px 50px rgba(0,0,0,.12);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--gray-900);
  background: var(--white);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.container {
  width: min(1100px, 92%);
  margin-inline: auto;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  color: var(--blue-900);
  margin-bottom: .5rem;
}

.section-header p {
  color: var(--gray-600);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  transition: all .25s ease;
}

.btn-primary {
  background: var(--blue-700);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--blue-900);
  transform: translateY(-1px);
}

.btn-secondary {
  border: 2px solid var(--blue-100);
  color: var(--blue-700);
}

.btn-secondary:hover {
  background: var(--blue-100);
}
.hero {
  background: white;
  padding: 5rem 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  line-height: 1.1;
  color: var(--blue-900);
}

.hero-sub {
  margin: 1.2rem 0;
  font-size: 1.1rem;
  color: var(--gray-600);
}

.hero-points {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(150px, 1fr));
  gap: .6rem 1rem;
  margin-bottom: 1.8rem;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-visual {
  font-size: 6rem;
  background: var(--white);
  border-radius: var(--radius-lg);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-lg);
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.8rem;
}

.tools-preview {
  background: #F8FAFC;
  padding: 4.5rem 0;
}
.tool-card {
  position: relative;
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 1.8rem 1.4rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition:
    transform .25s ease,
    box-shadow .25s ease;
  overflow: hidden;
}

.tool-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    transparent,
    rgba(59,130,246,.08)
  );
  opacity: 0;
  transition: opacity .25s ease;
}

.tool-card:hover::before {
  opacity: 1;
}

.tool-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.tool-icon {
  font-size: 2.4rem;
  margin-bottom: .8rem;
  display: inline-block;
  transition: transform .25s ease;
}

.tool-card:hover .tool-icon {
  transform: scale(1.15) rotate(-3deg);
}

.tool-card h3 {
  margin: .2rem 0;
  font-size: 1.05rem;
  color: var(--blue-900);
}

.tool-card p {
  font-size: .95rem;
  color: var(--gray-600);
}
.why-ontoease {
  padding: 4rem 0;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
  text-align: center;
}

.why-item {
  padding: 1.5rem;
  border-radius: var(--radius-md);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.why-item span {
  font-size: 2rem;
  display: block;
  margin-bottom: .6rem;
}
.ad-section {
  padding: 3rem 0;
  border-top: 1px solid #e5e7eb;
  background: var(--white);
}

.ad-slot {
  display: grid;
  place-items: center;
}

.ad-placeholder {
  width: 100%;
  padding: 2rem;
  background: var(--gray-100);
  border-radius: var(--radius-sm);
  color: var(--gray-600);
  text-align: center;
}
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-points {
    justify-items: center;
  }

  .hero-ctas {
    justify-content: center;
  }

  .hero-visual {
    margin-top: 2rem;
  }
}