/* Reset & Base */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: Arial, sans-serif;
  color: #1a1a1a;
  background: #fff;
  line-height: 1.6;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* Navbar */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 5%;
  background: #fff;
  border-bottom: 1px solid #eee;
  position: sticky;
  top: 0;
}
.navbar .logo { font-weight: bold; font-size: 1.1rem; }
.navbar ul { display: flex; gap: 1.5rem; }
.nav-actions { display: flex; gap: 1rem; }

/* Buttons */
.btn {
  padding: 0.6rem 1.2rem;
  border-radius: 6px;
  font-weight: bold;
  display: inline-block;
  text-align: center;
}
.btn.login {; color: #1a1a1a;}
.btn.primary { background: #0d0d15; color: #fff; }
.btn.secondary { background: #f4f4f8; color: #1a1a1a; border: 1px solid #ddd; }
.btn:hover { opacity: 0.9; }

/* Hero */
.hero {
  text-align: center;
  padding: 5rem 2rem;
  background: linear-gradient(to bottom, #fafbfc, #f8f9fa);
}
.hero h1 { font-size: 2rem; margin-bottom: 1rem; }
.hero p { max-width: 700px; margin: 0 auto 1.5rem; }
.hero-buttons { display: flex; justify-content: center; gap: 1rem; margin-bottom: 1rem; }
.hero-meta { font-size: 0.9rem; color: #555; display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* Features */
.features { text-align: center; padding: 4rem 2rem; }
.features p { margin-bottom: 2rem; color: #555; }
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}
.feature-card {
  padding: 1.5rem;
  border: 1px solid #eee;
  border-radius: 10px;
  background: #fff;
}
.feature-card .icon { font-size: 2rem; margin-bottom: 0.5rem; }

/* Calculations */
.calculations { background: #f5f6f9; text-align: center; padding: 4rem 2rem; }
.calc-grid {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
}
.calc-card {
  background: #fff;
  padding: 1rem;
  border-radius: 8px;
  border: 1px solid #ddd;
  font-weight: 500;
}

/* Pricing */
.pricing { text-align: center; padding: 4rem 2rem; }
.pricing-grid {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}
.price-card {
  border: 1px solid #ddd;
  border-radius: 10px;
  padding: 2rem 1.5rem;
  background: #fff;
}
.price-card .price { font-size: 1.8rem; font-weight: bold; margin: 1rem 0; }
.price-card ul { margin: 1rem 0; text-align: left; }
.price-card ul li { margin-bottom: 0.5rem; }
.price-card.popular { border: 2px solid #0d0d15; }

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 2rem;
  text-align: center;
  background: #f5f6f9;
  padding: 3rem 2rem;
}
.stats h3 { font-size: 1.5rem; font-weight: bold; }

/* Footer */
.footer {
  text-align: center;
  padding: 1.5rem;
  background: #0d0d15;
  color: #fff;
  font-size: 0.9rem;
}

/* Login Page */
.login-form {
  max-width: 400px;
  margin: 2rem auto 0;
  text-align: left;
}

.login-form .form-group {
  margin-bottom: 1rem;
}

.login-form label {
  display: block;
  font-weight: bold;
  margin-bottom: 0.3rem;
}

.login-form input {
  width: 100%;
  padding: 0.7rem;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 1rem;
}

.login-form .form-note {
  margin-top: 1rem;
  text-align: center;
  font-size: 0.9rem;
  color: #555;
}

.login-form .form-note a {
  color: #0d0d15;
  font-weight: bold;
}