:root {
  --bg: #ffffff;
  --surface: #ffeeee;
  --text: #f83535;
  --muted: #999999;
  --accent: #e91e1e;
  --accent-dark: #a61c1c;
  --border: #ff0707;
  --radius: 20px;
  --shadow: 0 2px 10px rgba(0,0,0,0.1);
}

body.index-screen {
  margin: 0;
  padding: 0;
  font-family: 'Poppins', 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

/* Header */
.main-header {
  background: var(--surface);
  border-bottom: 2px solid var(--border);
  box-shadow: var(--shadow);
  padding: 16px 32px;
}
.header-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  width: 50px;
}
nav ul {
  list-style: none;
  display: flex;
  gap: 24px;
  margin: 0;
  padding: 0;
}
nav ul li a {
  text-decoration: none;
  color: var(--accent);
  font-weight: 600;
}
nav ul li a:hover {
  color: var(--accent-dark);
}

/* Hero Section */
.hero {
  text-align: center;
  padding: 80px 20px;
}
.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 16px;
}
.hero p {
  font-size: 1.2rem;
  color: var(--muted);
  margin-bottom: 32px;
}
.hero-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
}

/* Buttons */
.btn-primary,
.btn-secondary {
  padding: 12px 24px;
  border-radius: var(--radius);
  font-weight: bold;
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--accent-dark);
}
.btn-secondary {
  background: #ffeeee;
  color: var(--accent);
  border: 1px solid var(--accent);
}
.btn-secondary:hover {
  background: var(--accent);
  color: #fff;
}

/* Footer */
.main-footer {
  text-align: center;
  padding: 24px;
  font-size: 0.9rem;
  color: var(--muted);
}