* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --navy: #10192b;
  --accent: var(--c-accent, #ff6b4a);
  --accent-dark: var(--c-accent-dark, #e85535);
  --cream: #fff8f2;
  --text-dark: #1a1f2b;
  --text-muted: #5c6478;
  --border: #e8e4de;
  --radius: 16px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  color: var(--text-dark);
  background: var(--cream);
  line-height: 1.6;
}

h1, h2, h3 { font-family: 'Poppins', sans-serif; line-height: 1.2; color: var(--navy); }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

.demo-banner {
  background: var(--navy);
  color: #fff;
  text-align: center;
  padding: 10px 16px;
  font-size: 0.85rem;
}
.demo-banner a { color: var(--accent); font-weight: 600; text-decoration: underline; }

.c-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 0;
}
.c-logo { font-family: 'Poppins', sans-serif; font-weight: 800; font-size: 1.3rem; color: var(--navy); }
.c-nav { display: flex; gap: 28px; font-size: 0.92rem; font-weight: 500; }
.c-nav a:hover { color: var(--accent-dark); }
.c-btn {
  display: inline-flex;
  padding: 12px 24px;
  background: var(--accent);
  color: #fff;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.9rem;
}

.c-hero {
  padding: 60px 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.c-hero h1 { font-size: 2.4rem; margin-bottom: 16px; }
.c-hero p { color: var(--text-muted); margin-bottom: 24px; font-size: 1.05rem; }
.c-hero-visual {
  height: 280px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
}

.c-section { padding: 50px 0; }
.c-section h2 { font-size: 1.7rem; margin-bottom: 28px; text-align: center; }
.c-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.c-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  text-align: center;
}
.c-card .emoji { font-size: 2rem; margin-bottom: 12px; }
.c-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.c-card p { color: var(--text-muted); font-size: 0.9rem; }

.c-footer {
  text-align: center;
  padding: 30px 0;
  color: var(--text-muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
}

@media (max-width: 720px) {
  .c-hero { grid-template-columns: 1fr; }
  .c-hero-visual { order: -1; }
  .c-grid { grid-template-columns: 1fr; }
  .c-nav { display: none; }
}