/* === Reset & Base Styles === */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.6;
    color: #e0e0e0;
    background: #000;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 20px;
}

/* === Header === */
header {
    background: #0a0a0a;
    color: #fff;
    padding: 20px 0;
    border-bottom: 1px solid #1a1a1a;
}

header h1 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: #fff;
}

nav {
    display: flex;
    gap: 20px;
}

nav a {
    color: #666;
    text-decoration: none;
    font-size: 0.95rem;
    padding-bottom: 3px;
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
}

nav a:hover,
nav a.active {
    color: #fff;
    border-bottom-color: #fff;
}

/* === Main Content === */
main {
    flex: 1;
}

/* Hero Section */
.hero {
    background: #0a0a0a;
    color: #fff;
    padding: 80px 0;
    text-align: center;
    border-bottom: 1px solid #1a1a1a;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    color: #fff;
}

.hero p {
    font-size: 1.15rem;
    max-width: 600px;
    margin: 0 auto 25px;
    color: #999;
}

/* === Buttons === */
.btn {
    display: inline-block;
    padding: 12px 28px;
    background: #1a1a1a;
    color: #fff;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    transition: background 0.2s, transform 0.1s;
    border: 1px solid #333;
    cursor: pointer;
    font-size: 1rem;
}

.btn:hover {
    background: #333;
    transform: translateY(-1px);
}

/* Features Section */
.features {
    padding: 60px 0;
}

.features .container {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
}

.card {
    flex: 1;
    min-width: 250px;
    background: #0a0a0a;
    padding: 30px;
    border-radius: 8px;
    border: 1px solid #1a1a1a;
    text-align: center;
}

.card h3 {
    margin-bottom: 10px;
    color: #fff;
}

.card p {
    color: #888;
    font-size: 0.95rem;
}

/* Page Content (About / Contact) */
.page-content {
    padding: 60px 0;
    background: #000;
}

.page-content h2 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: #fff;
}

.page-content h3 {
    margin-top: 25px;
    margin-bottom: 10px;
    color: #fff;
}

.page-content p {
    margin-bottom: 15px;
    color: #aaa;
}

.page-content ul {
    margin: 15px 0 0 20px;
    color: #aaa;
}

.page-content ul li {
    margin-bottom: 8px;
}

/* === Contact Form === */
form {
    max-width: 500px;
    margin-top: 25px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    color: #ccc;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    background: #0a0a0a;
    border: 1px solid #333;
    border-radius: 5px;
    font-size: 1rem;
    font-family: inherit;
    color: #e0e0e0;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #fff;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #555;
}

/* === Footer === */
footer {
    background: #0a0a0a;
    color: #555;
    text-align: center;
    padding: 20px 0;
    margin-top: auto;
    font-size: 0.9rem;
    border-top: 1px solid #1a1a1a;
}

/* === Responsive === */
@media (max-width: 600px) {
    .hero h2 {
        font-size: 1.8rem;
    }

    .hero p {
        font-size: 1rem;
    }

    nav {
        flex-wrap: wrap;
        gap: 12px;
    }

    .card {
        min-width: 100%;
    }
}