/* ===== 기본 설정 ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Apple SD Gothic Neo', 'Noto Sans KR', sans-serif;
    color: #333;
    background-color: #fff;
}

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

/* ===== 네비게이션 ===== */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: #fff;
    border-bottom: 1px solid #e8e4e0;
    z-index: 100;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 4px;
    color: #3a3530;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 40px;
}

nav ul li a {
    font-size: 13px;
    letter-spacing: 2px;
    color: #6b6560;
    text-transform: uppercase;
    transition: color 0.3s;
}

nav ul li a:hover {
    color: #3a3530;
}

/* ===== 히어로 섹션 ===== */
.hero {
    height: 100vh;
    background-color: #f5f2ef;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}
.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-content h1 {
    font-size: 80px;
    font-weight: 300;
    letter-spacing: 20px;
    color: #3a3530;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 14px;
    letter-spacing: 6px;
    color: #9a9490;
    text-transform: uppercase;
    margin-bottom: 50px;
}

.btn {
    display: inline-block;
    padding: 14px 40px;
    border: 1px solid #3a3530;
    color: #3a3530;
    font-size: 12px;
    letter-spacing: 3px;
    text-transform: uppercase;
    transition: all 0.3s;
}

.btn:hover {
    background-color: #3a3530;
    color: #fff;
}

/* ===== 소개 섹션 ===== */
.intro {
    padding: 120px 40px;
    text-align: center;
    background-color: #fff;
}

.container {
    max-width: 800px;
    margin: 0 auto;
}

.intro h2 {
    font-size: 28px;
    font-weight: 300;
    letter-spacing: 8px;
    color: #3a3530;
    margin-bottom: 30px;
    text-transform: uppercase;
}

.intro p {
    font-size: 15px;
    line-height: 2;
    color: #6b6560;
}

/* ===== 푸터 ===== */
footer {
    padding: 40px;
    text-align: center;
    background-color: #f5f2ef;
    border-top: 1px solid #e8e4e0;
}

footer p {
    font-size: 12px;
    letter-spacing: 2px;
    color: #9a9490;
}
/* ===== 페이지 히어로 ===== */
.page-hero {
    padding: 140px 40px 80px;
    text-align: center;
    background-color: #f5f2ef;
}

.page-hero h1 {
    font-size: 40px;
    font-weight: 300;
    letter-spacing: 12px;
    color: #3a3530;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.page-hero p {
    font-size: 13px;
    letter-spacing: 3px;
    color: #9a9490;
}

/* ===== 어바웃 섹션 ===== */
.about-section {
    padding: 100px 40px;
    background-color: #fff;
    text-align: center;
}

.about-intro h2 {
    font-size: 24px;
    font-weight: 300;
    letter-spacing: 6px;
    color: #3a3530;
    text-transform: uppercase;
    margin-bottom: 30px;
}

.about-intro p {
    font-size: 15px;
    line-height: 2.2;
    color: #6b6560;
}

/* ===== 강점 섹션 ===== */
.strengths {
    padding: 100px 40px;
    background-color: #f5f2ef;
    text-align: center;
}

.strengths h2 {
    font-size: 24px;
    font-weight: 300;
    letter-spacing: 8px;
    color: #3a3530;
    text-transform: uppercase;
    margin-bottom: 60px;
}

.strength-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.strength-item {
    padding: 50px 30px;
    background-color: #fff;
    border: 1px solid #e8e4e0;
}

.strength-item h3 {
    font-size: 16px;
    font-weight: 400;
    letter-spacing: 4px;
    color: #3a3530;
    margin-bottom: 20px;
}

.strength-item p {
    font-size: 14px;
    line-height: 1.9;
    color: #6b6560;
}
/* ===== 포트폴리오 섹션 ===== */
.portfolio-section {
    padding: 80px 40px;
    background-color: #fff;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.portfolio-item {
    cursor: pointer;
}

.portfolio-img {
    width: 100%;
    aspect-ratio: 3 / 4;
    background-color: #e8e4e0;
    margin-bottom: 16px;
    transition: opacity 0.3s;
}

.portfolio-item:hover .portfolio-img {
    opacity: 0.8;
}

.portfolio-info h3 {
    font-size: 14px;
    font-weight: 400;
    letter-spacing: 2px;
    color: #3a3530;
    margin-bottom: 6px;
}

.portfolio-info p {
    font-size: 12px;
    letter-spacing: 1px;
    color: #9a9490;
}
/* ===== 컨택 섹션 ===== */
.contact-section {
    padding: 100px 40px;
    background-color: #fff;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2px;
    max-width: 800px;
    margin: 0 auto;
}

.contact-item {
    padding: 40px;
    border: 1px solid #e8e4e0;
}

.contact-item-full {
    grid-column: 1 / -1;
}

.contact-item h3 {
    font-size: 11px;
    font-weight: 400;
    letter-spacing: 4px;
    color: #9a9490;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.contact-item p {
    font-size: 15px;
    color: #3a3530;
    line-height: 1.8;
}

.contact-item a {
    color: #3a3530;
    border-bottom: 1px solid #e8e4e0;
    transition: border-color 0.3s;
}

.contact-item a:hover {
    border-color: #3a3530;
}
/* ===== 문의 섹션 ===== */
.inquiry-section {
    padding: 80px 40px;
    background-color: #fff;
}

.inquiry-container {
    max-width: 800px;
    margin: 0 auto;
}

.inquiry-form {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group-full {
    grid-column: 1 / -1;
}

.form-group label {
    font-size: 11px;
    letter-spacing: 3px;
    color: #9a9490;
    text-transform: uppercase;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 14px 16px;
    border: 1px solid #e8e4e0;
    background-color: #faf8f6;
    font-size: 14px;
    color: #3a3530;
    outline: none;
    transition: border-color 0.3s;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: #3a3530;
    background-color: #fff;
}

.form-group textarea {
    resize: vertical;
}

.btn-submit {
    width: 100%;
    padding: 16px;
    background-color: #3a3530;
    color: #fff;
    border: none;
    font-size: 13px;
    letter-spacing: 4px;
    text-transform: uppercase;
    cursor: pointer;
    transition: background-color 0.3s;
    font-family: inherit;
}

.btn-submit:hover {
    background-color: #6b6560;
}
/* ===== 로고 이미지 ===== */
.logo img {
    height: 40px;
    width: auto;
}
/* ===== 히어로 로고 ===== */
.hero-logo {
    height: 150px;
    width: auto;
    margin-bottom: 30px;
}
.hamburger {
    display: none;
}
/* ===== 모바일 반응형 ===== */
@media (max-width: 768px) {

    nav {
        padding: 15px 20px;
        flex-wrap: wrap;
        gap: 10px;
    }

    nav ul {
        gap: 16px;
        flex-wrap: wrap;
    }

    nav ul li a {
        font-size: 11px;
    }

    .logo img {
        height: 35px;
    }

    .hero-logo {
        height: 80px;
    }

    .hero-content h1 {
        font-size: 40px;
        letter-spacing: 10px;
    }

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

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

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

    .page-hero h1 {
        font-size: 28px;
        letter-spacing: 6px;
    }

    .about-intro h2,
    .strengths h2 {
        font-size: 18px;
        letter-spacing: 4px;
    }

    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .hamburger {
        display: block;
        background: none;
        border: none;
        font-size: 24px;
        cursor: pointer;
        color: #3a3530;
    }

    #nav-menu {
        display: none;
        width: 100%;
        flex-direction: column;
        gap: 16px;
        padding: 10px 0;
    }

    #nav-menu.open {
        display: flex;
    }

    nav {
        flex-wrap: wrap;
    }
}