/**
 * 상주 함창 자이르네 - 메인 스타일시트
 * 반응형 디자인 | 프리미엄 현대적 스타일
 */

/* ===== CSS Variables ===== */
:root {
    /* Colors */
    --color-primary: #1e40af;
    --color-primary-light: #3b82f6;
    --color-primary-dark: #1e3a8a;
    --color-accent: #fbbf24;
    --color-accent-dark: #f59e0b;

    --color-text-primary: #1f2937;
    --color-text-secondary: #6b7280;
    --color-text-light: #9ca3af;
    --color-bg: #ffffff;
    --color-bg-light: #f9fafb;
    --color-bg-dark: #111827;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Typography */
    --font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 3rem;
    --font-size-4xl: 4rem;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);

    /* Borders */
    --border-radius-sm: 0.375rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 1rem;
    --border-radius-xl: 1.5rem;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-base);
}

button {
    font-family: inherit;
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
}

ul,
ol {
    list-style: none;
}

/* ===== Container ===== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
}

.logo img {
    height: 50px;
    transition: transform var(--transition-base);
    mix-blend-mode: multiply;
    object-fit: contain;
}

.logo:hover img {
    transform: scale(1.05);
}

.nav-list {
    display: flex;
    gap: var(--spacing-md);
}

.nav-list a {
    font-weight: 500;
    color: var(--color-text-primary);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-base);
}

.nav-list a:hover {
    color: var(--color-primary);
    background: rgba(30, 64, 175, 0.1);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: transparent;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--color-text-primary);
    border-radius: 2px;
    transition: all var(--transition-base);
}

/* ===== Main Content ===== */
.main {
    margin-top: 70px;
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
    overflow: hidden;
    opacity: 1;
    visibility: visible;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/hero-bg.jpg') center/cover no-repeat;
    opacity: 0.3;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: white;
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: var(--font-size-4xl);
    font-weight: 900;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    font-weight: 300;
    margin-bottom: var(--spacing-lg);
    opacity: 0.95;
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-accent);
    color: var(--color-text-primary);
    font-size: var(--font-size-lg);
    font-weight: 700;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-xl);
    transition: all var(--transition-base);
}

.hero-cta:hover {
    background: var(--color-accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 25px 30px rgba(0, 0, 0, 0.2);
}

/* ===== Section Base Styles ===== */
.section {
    padding: var(--spacing-xl) 0;
    opacity: 1;
    transform: translateY(0);
    transition: all var(--transition-slow);
}

.section.visible {
    opacity: 1;
    transform: translateY(0);
}

.section-bg-light {
    background: var(--color-bg-light);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-size: var(--font-size-3xl);
    font-weight: 900;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    font-weight: 300;
}

/* ===== Overview Section ===== */
.overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.overview-card {
    background: white;
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    overflow: hidden;
}

.overview-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.overview-card-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.overview-card-value {
    font-size: var(--font-size-xl);
    font-weight: 900;
    color: var(--color-text-primary);
}

/* Environment Section Specifics */
.environment-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    max-width: 900px;
    margin: 0 auto;
}

#environment .overview-card {
    padding: 0;
    /* Image spans full width */
}

.overview-card-img {
    width: 100%;
    height: 220px;
    overflow: hidden;
}

.overview-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

#environment .overview-card:hover .overview-card-img img {
    transform: scale(1.05);
}

.env-placeholder-icon {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: white;
}

.overview-card-body {
    padding: var(--spacing-md);
}

#environment .overview-card-title {
    font-size: 1.2rem;
    margin-bottom: 0.3rem;
}

#environment .overview-card-value {
    font-size: 1.1rem;
    line-height: 1.5;
}

/* ===== Premium Section ===== */
.premium-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.premium-item {
    background: white;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.premium-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.premium-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.premium-content {
    padding: var(--spacing-md);
}

.premium-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.premium-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.premium-description {
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.premium-list {
    margin-top: var(--spacing-sm);
}

.premium-list li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
}

.premium-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: 700;
}

/* ===== Landscape Section ===== */
.landscape-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-md);
}

.landscape-item {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
}

.landscape-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.landscape-item:hover img {
    transform: scale(1.1);
}

.landscape-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-md);
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
    color: white;
    transform: translateY(100%);
    transition: transform var(--transition-base);
}

.landscape-item:hover .landscape-overlay {
    transform: translateY(0);
}

/* ===== FAQ Section ===== */
.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-item:hover {
    box-shadow: var(--shadow-lg);
}

.faq-question {
    width: 100%;
    text-align: left;
    padding: var(--spacing-md);
    background: white;
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-text-primary);
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    transition: all var(--transition-base);
}

.faq-question:hover {
    background: var(--color-bg-light);
    color: var(--color-primary);
}

.faq-question-icon {
    width: 24px;
    height: 24px;
    transition: transform var(--transition-base);
}

.faq-item.active .faq-question-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.faq-answer-content {
    padding: 0 var(--spacing-md) var(--spacing-md);
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

/* ===== Location Section ===== */
.location-map {
    width: 100%;
    height: 450px;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
}

.location-map iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.location-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.location-card {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.location-card-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-sm);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: var(--font-size-xl);
}

.location-card-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.location-card-text {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ===== Contact Section ===== */
.contact-content {
    max-width: 700px;
    margin: 0 auto;
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-xl);
}

.contact-info {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.contact-phone {
    font-size: var(--font-size-3xl);
    font-weight: 900;
    color: var(--color-primary);
    margin: var(--spacing-md) 0;
}

.contact-hours {
    color: var(--color-text-secondary);
    font-size: var(--font-size-lg);
}

/* ===== Fixed Phone Button ===== */
.phone-button {
    position: fixed;
    bottom: 90px;
    right: 30px;
    z-index: 999;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-accent);
    color: var(--color-text-primary);
    font-weight: 700;
    font-size: var(--font-size-lg);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-xl);
    transition: all var(--transition-base);
    animation: pulse 2s infinite;
}

.phone-button:hover {
    background: var(--color-accent-dark);
    transform: translateY(-3px);
    box-shadow: 0 25px 30px rgba(0, 0, 0, 0.25);
}

/* ===== Scroll to Top Button ===== */
.scroll-top-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 998;
    width: 50px;
    height: 50px;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-lg);
}

.scroll-top-button.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top-button:hover {
    background: var(--color-primary-dark);
    transform: translateY(-3px);
}

/* ===== Footer ===== */
.footer {
    background: var(--color-bg-dark);
    color: white;
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    text-align: center;
}

.footer-info h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-md);
}

.footer-phone a {
    color: var(--color-accent);
    font-weight: 700;
}

.footer-disclaimer {
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-lg) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-disclaimer p {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    margin: var(--spacing-xs) 0;
}

.footer-copyright {
    margin-top: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.5);
}

/* ===== Animations ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    :root {
        --font-size-4xl: 3rem;
        --font-size-3xl: 2.5rem;
        --font-size-2xl: 1.75rem;
    }

    .nav {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .premium-grid,
    .landscape-gallery {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-4xl: 2.5rem;
        --font-size-3xl: 2rem;
        --font-size-2xl: 1.5rem;
        --spacing-xl: 4rem;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }

    .hero {
        height: 80vh;
        min-height: 500px;
    }

    .section {
        padding: var(--spacing-lg) 0;
    }

    .phone-button {
        bottom: 80px;
        right: 20px;
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-base);
    }

    .phone-button span {
        display: none;
    }

    .scroll-top-button {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }

    .overview-grid,
    .location-info,
    .environment-grid {
        grid-template-columns: 1fr !important;
    }

    /* 입지환경 섹션 이미지 높이 조정 (모바일) */
    .overview-card-img {
        height: 180px;
    }
}

@media (max-width: 480px) {
    :root {
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.75rem;
    }

    .hero-cta {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-base);
    }

    .premium-grid,
    .landscape-gallery {
        grid-template-columns: 1fr;
    }

    /* 입지환경 섹션 이미지 높이 조정 (작은 모바일) */
    #environment .overview-card img,
    #environment .overview-card>div:first-child {
        height: 150px !important;
        max-height: 150px;
    }
}