:root {
    --primary: #2563eb;
    --secondary: #1e40af;
    --accent: #3b82f6;
    --background: #ffffff;
    --text: #1f2937;
    --button: #10b981;
    --button-text: #ffffff;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--background);
    color: var(--text);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background: var(--primary);
    color: white;
    padding: 1rem 0;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
}

nav a {
    color: white;
    text-decoration: none;
    margin-left: 2rem;
}

/* Hero */
.hero {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
}

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    background: var(--button);
    color: var(--button-text);
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: transform 0.2s;
}

.btn:hover {
    transform: scale(1.05);
}

/* Features */
.features {
    padding: 4rem 0;
}

.features h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.feature-card h3 {
    color: var(--primary);
    margin-bottom: 1rem;
}

/* Form */
.form-section {
    background: var(--secondary);
    padding: 4rem 0;
    color: white;
}

.form-section h2 {
    text-align: center;
    margin-bottom: 2rem;
}

form {
    max-width: 600px;
    margin: 0 auto;
}

form input,
form textarea {
    width: 100%;
    padding: 1rem;
    margin-bottom: 1rem;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
}

form button {
    width: 100%;
    padding: 1rem;
    background: var(--button);
    color: var(--button-text);
    border: none;
    border-radius: 5px;
    font-size: 1.25rem;
    font-weight: bold;
    cursor: pointer;
}

form button:hover {
    opacity: 0.9;
}

/* Footer */
footer {
    background: #333;
    color: white;
    text-align: center;
    padding: 2rem 0;
}