:root {
    --bg-color: #0d1117;
    --card-bg: #161b22;
    --text-primary: #f0f6fc;
    --text-secondary: #8b949e;
    --accent: #58a6ff;
    --accent-hover: #1f6feb;
    --border: #30363d;
    --font-heading: 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
}

/* Header & Nav */
header {
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text-primary);
}

/* Dropdown */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    display: none;
    position: absolute;
    background-color: var(--card-bg);
    min-width: 120px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
    z-index: 101;
    border: 1px solid var(--border);
    border-radius: 4px;
    top: 100%;
    left: 0;
}

.dropdown-content a {
    color: var(--text-secondary);
    padding: 12px 16px;
    text-decoration: none;
    display: block;
}

.dropdown-content a:hover {
    background-color: var(--bg-color);
    color: var(--text-primary);
}

.dropdown:hover .dropdown-content {
    display: block;
}


/* Main Content */
main {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 2rem;
    min-height: 80vh;
}

.hero {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 4rem;
    padding: 6rem 2rem;
    animation: fadeIn 0.8s ease-out;
    flex-wrap: wrap;
}

.hero-content {
    flex: 1;
    max-width: 600px;
    text-align: left;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(45deg, var(--accent), #a371f7);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
}

.hero p {
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.contact-box {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    width: 350px;
    text-align: center;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.contact-box h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.contact-info {
    margin-bottom: 1.5rem;
}

.contact-phone {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    display: block;
}

.kakao-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    background-color: #FEE500;
    color: #000000;
    padding: 1rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: transform 0.2s;
}

.kakao-btn:hover {
    transform: translateY(-2px);
    background-color: #ffeb3b;
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.product-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.5rem;
    transition: transform 0.2s, border-color 0.2s;
}

.product-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
}

.product-card h3 {
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

.product-card .price {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 0.5rem;
}

.product-card .desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Inquiry Form */
.form-container {
    max-width: 600px;
    margin: 0 auto;
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.form-input {
    width: 100%;
    padding: 0.8rem;
    background-color: var(--bg-color);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-family: inherit;
}

.form-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(88, 166, 255, 0.2);
}

textarea.form-input {
    resize: vertical;
    min-height: 120px;
}

.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    background-color: var(--accent);
    color: white;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s;
    width: 100%;
}

.btn:hover {
    background-color: var(--accent-hover);
}

/* Footer */
footer {
    border-top: 1px solid var(--border);
    padding: 2rem;
    text-align: center;
    color: var(--text-secondary);
    margin-top: 4rem;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 768px) {
    nav {
        flex-direction: column;
        gap: 1rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}