/* 기본 스타일 초기화 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fafafa;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

/* 헤더 */
.header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #8B4513;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    color: #555;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: #8B4513;
}

/* 히어로 섹션 */
.hero {
    background: linear-gradient(135deg, #8B4513 0%, #D2691E 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    padding-top: 60px;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.btn-primary {
    display: inline-block;
    background-color: #fff;
    color: #8B4513;
    padding: 15px 40px;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: bold;
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

/* 섹션 공통 스타일 */
section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2.2rem;
    color: #8B4513;
    margin-bottom: 15px;
}

.section-subtitle {
    text-align: center;
    color: #666;
    margin-bottom: 40px;
}

/* 카페 소개 섹션 */
.about-section {
    background-color: #fff;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-top: 40px;
}

.about-image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-placeholder {
    width: 100%;
    height: 300px;
    background: linear-gradient(135deg, #f5f5f5 0%, #e0e0e0 100%);
    border-radius: 15px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #999;
}

.image-placeholder span {
    font-size: 4rem;
    margin-bottom: 10px;
}

.about-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.info-card {
    background-color: #f9f9f9;
    padding: 25px;
    border-radius: 10px;
    border-left: 4px solid #8B4513;
}

.info-card h3 {
    color: #8B4513;
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.info-card p {
    color: #666;
    margin: 5px 0;
}

/* 메뉴 섹션 */
.menu-section {
    background-color: #f5f5f5;
}

.menu-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.menu-category {
    background-color: #fff;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.menu-category h3 {
    color: #8B4513;
    font-size: 1.4rem;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #f0f0f0;
}

.menu-list li {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px dashed #eee;
}

.menu-list li:last-child {
    border-bottom: none;
}

.menu-list li span:first-child {
    color: #333;
}

.menu-list li span:last-child {
    color: #8B4513;
    font-weight: bold;
}

/* 예약 섹션 */
.reservation-section {
    background-color: #fff;
}

.reservation-form {
    max-width: 700px;
    margin: 0 auto;
    background-color: #f9f9f9;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #555;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #8B4513;
    box-shadow: 0 0 0 3px rgba(139, 69, 19, 0.1);
}

.form-group textarea {
    resize: vertical;
}

.btn-submit {
    width: 100%;
    background: linear-gradient(135deg, #8B4513 0%, #D2691E 100%);
    color: #fff;
    padding: 15px;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(139, 69, 19, 0.3);
}

.btn-submit:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* 결과 메시지 */
.result-message {
    margin-top: 20px;
    padding: 15px;
    border-radius: 8px;
    text-align: center;
    display: none;
}

.result-message.success {
    display: block;
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.result-message.error {
    display: block;
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.result-message.loading {
    display: block;
    background-color: #fff3cd;
    color: #856404;
    border: 1px solid #ffeeba;
}

/* 푸터 */
.footer {
    background-color: #333;
    color: #fff;
    padding: 30px 0;
    text-align: center;
}

.footer p {
    margin: 5px 0;
    opacity: 0.8;
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .nav {
        flex-direction: column;
        gap: 15px;
        padding: 15px 20px;
    }

    .nav-links {
        gap: 20px;
    }

    .hero {
        padding-top: 120px;
    }

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

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

    .about-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .reservation-form {
        padding: 25px;
    }

    section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .nav-links {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    .hero-content h1 {
        font-size: 1.6rem;
    }

    .btn-primary {
        padding: 12px 30px;
    }

    .menu-categories {
        grid-template-columns: 1fr;
    }
}