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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* 버튼 스타일 */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.btn-secondary {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(240, 147, 251, 0.3);
}

/* 네비게이션 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.nav-social {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-right: 12px;
}

.nav-social a {
    color: #333;
    text-decoration: none;
    transition: color 0.2s ease, transform 0.2s ease;
}

.nav-social a:hover {
    color: #667eea;
    transform: translateY(-1px);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 700;
    color: #667eea;
}

.nav-logo i {
    font-size: 28px;
}

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

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #667eea;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #667eea;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.nav-contact .contact-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

/* Reduce only the label text size inside the contact button (keep icon size) */
.nav-contact .contact-btn span {
    font-size: 14px;
}

.nav-contact .contact-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 107, 107, 0.4);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #333;
    transition: all 0.3s ease;
}

/* 메인 히어로 섹션 */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 100px 20px 50px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="white" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="white" opacity="0.1"/><circle cx="50" cy="10" r="0.5" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    flex: 1;
    max-width: 600px;
    z-index: 1;
    position: relative;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero .highlight {
    background: linear-gradient(45deg, #ffd700, #ffed4e);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1;
    position: relative;
}

.hero-image i {
    font-size: 15rem;
    opacity: 0.2;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* 섹션 공통 스타일 */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 50px;
    color: #333;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 2px;
}

/* 서비스 섹션 */
.services {
    padding: 100px 0;
    background: #f8f9fa;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    background: white;
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #333;
}

.service-card p {
    color: #666;
    line-height: 1.6;
}

/* 시공사례 섹션 */
.cases {
    padding: 100px 0;
    background: white;
}

/* 시공전/시공후 갤러리 */
.before-after-grid {
	display: grid;
	grid-template-columns: 1fr; /* 한 줄(단일 컬럼)로 배치 */
	gap: 20px;
	margin-bottom: 40px;
}

.before-after-card {
	background: #f8f9fa;
	border-radius: 12px;
	border: 1px solid rgba(0, 0, 0, 0.06);
	overflow: hidden;
	box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
}

.ba-images {
	display: grid;
	grid-template-columns: 1fr 1fr;
	height: 700px; /* 높이 설정: 700px */
}

.ba-image {
	position: relative;
	background: #e9ecef; /* placeholder background */
	display: flex;
	align-items: center;
	justify-content: center;
	background-size: contain; /* 이미지 전체가 보이도록 */
	background-position: center;
	background-repeat: no-repeat;
}

.ba-image.before { background: #e0e0e0; }
.ba-image.after { background: #d1e7dd; }

.ba-badge {
	position: absolute;
	top: 10px;
	left: 10px;
	background: rgba(0, 0, 0, 0.7);
	color: #fff;
	font-size: 12px;
	padding: 6px 10px;
	border-radius: 999px;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.case-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.case-image {
    height: 200px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 4rem;
}

.case-content {
    padding: 25px;
}

.case-content h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: #333;
}

.case-content p {
    color: #666;
    margin-bottom: 15px;
}

.case-location {
    display: inline-block;
    background: #f8f9fa;
    color: #667eea;
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 0.9rem;
    font-weight: 500;
}

/* 견적문의 섹션 */
.contact {
    padding: 100px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.contact .section-title {
    color: white;
}

.contact .section-title::after {
    background: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    margin-top: 50px;
}

.contact-gallery {
	grid-column: 1 / -1; /* span both columns */
}

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 25px;
}

.contact-item i {
    font-size: 1.5rem;
    color: #ffd700;
    margin-top: 5px;
}

.contact-item strong {
    display: block;
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.contact-item p {
    opacity: 0.9;
    font-size: 1rem;
}

.contact-form {
    background: rgba(255, 255, 255, 0.1);
    padding: 40px;
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

.contact-form h3 {
    margin-bottom: 25px;
    font-size: 1.5rem;
}

.consultation-info {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.consultation-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.consultation-item i {
    font-size: 1.8rem;
    color: #ffd700;
    margin-top: 5px;
    flex-shrink: 0;
}

.consultation-item strong {
    display: block;
    margin-bottom: 8px;
    font-size: 1.2rem;
    color: white;
}

.consultation-item p {
    margin-bottom: 8px;
    opacity: 0.9;
    font-size: 0.95rem;
}

.consultation-item .highlight-text {
    color: #ffd700;
    font-weight: 600;
    font-size: 0.9rem;
    margin-top: 10px;
}

.consultation-item .btn {
    margin-top: 10px;
    padding: 8px 16px;
    font-size: 14px;
}

/* 회사정보 섹션 */
.about {
    padding: 100px 0;
    background: #f8f9fa;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    margin-top: 50px;
}

.about-text h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: #333;
}

.about-text p {
    color: #666;
    margin-bottom: 30px;
    line-height: 1.8;
}

.features {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.feature {
    display: flex;
    align-items: center;
    gap: 10px;
    background: white;
    padding: 15px 20px;
    border-radius: 25px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.feature i {
    color: #667eea;
    font-size: 1.2rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.stat {
    text-align: center;
    background: white;
    padding: 30px 20px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.stat h4 {
    font-size: 2.5rem;
    color: #667eea;
    margin-bottom: 10px;
}

.stat p {
    color: #666;
    font-weight: 500;
}

/* 푸터 */
.footer {
    background: #2c3e50;
    color: white;
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 30px;
}

.footer-social h4 {
    margin-bottom: 20px;
    color: #ffd700;
}

.footer-social a {
    color: #ffffff;
    opacity: 1;
}

.footer-social a:hover {
    opacity: 1;
}

.footer-social i {
    color: #ffffff;
}

.footer-info h4,
.footer-contact h4 {
    margin-bottom: 20px;
    color: #ffd700;
}

.footer-info p,
.footer-contact p {
    margin-bottom: 10px;
    opacity: 0.8;
}

.footer-contact i {
    color: #ffd700;
    margin-right: 10px;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.7;
}

/* 전화번호 팝업 */
.phone-popup {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    backdrop-filter: blur(5px);
}

.popup-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: white;
    padding: 40px;
    border-radius: 20px;
    text-align: center;
    max-width: 400px;
    width: 90%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.close-popup {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 2rem;
    cursor: pointer;
    color: #666;
    transition: color 0.3s ease;
}

.close-popup:hover {
    color: #333;
}

.popup-content h3 {
    margin-bottom: 15px;
    color: #333;
    font-size: 1.5rem;
}

.popup-content p {
    color: #666;
    margin-bottom: 25px;
}

.phone-number {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 25px;
    font-size: 1.5rem;
    color: #667eea;
    font-weight: 700;
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: white;
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding-top: 50px;
        transition: left 0.3s ease;
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu .nav-link {
        font-size: 1.2rem;
        padding: 15px 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .hero {
        flex-direction: column;
        text-align: center;
        padding: 120px 20px 50px;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-image i {
        font-size: 8rem;
        margin-top: 30px;
    }

    .services-grid,
    .cases-grid {
        grid-template-columns: 1fr;
    }

	.before-after-grid {
		grid-template-columns: 1fr;
	}

	.ba-images {
		height: 700px; /* 모바일도 동일 높이 */
	}

    .contact-content,
    .about-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .section-title {
        font-size: 2rem;
    }

	/* 모바일에서는 시공전/시공후 갤러리 숨김 */
	.contact-gallery {
		display: none;
	}
}

@media (min-width: 1025px) {
    .nav-container {
        padding: 0 56px;
    }

    .hero {
        padding-left: 112px;
        padding-right: 112px;
    }

    .hero h1 {
        font-size: 3rem;
        line-height: 1.25;
        letter-spacing: -0.02em;
        margin-bottom: 16px;
        max-width: 900px;
        margin-left: auto;
        margin-right: auto;
        white-space: normal;
    }

    .hero p {
        font-size: 1.1rem;
        margin-bottom: 24px;
        max-width: 720px;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-buttons {
        gap: 14px;
    }
}

@media (min-width: 1440px) {
    .nav-container {
        padding: 0 88px;
    }

    .hero {
        padding-left: 160px;
        padding-right: 160px;
    }
}

@media (min-width: 1920px) {
    .nav-container {
        padding: 0 120px;
    }

    .hero {
        padding-left: 220px;
        padding-right: 220px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

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

    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }

    .service-card,
    .case-card {
        padding: 25px 20px;
    }

    .contact-form {
        padding: 25px 20px;
    }
}