/* Reset & Basics */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: #FFFFFF;
    /* Strict White */
    color: #333333;
    font-family: sans-serif;
    /* Basic sans for structure focus */
}

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

li {
    list-style: none;
}

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

/* Header: 3-column layout (Logo - GNB - Button) */
header {
    width: 100%;
    height: 80px;
    border-bottom: 1px solid #eee;
    background-color: #FFFFFF;
    position: fixed;
    top: 0;
    z-index: 1000;
}

.header-inner {
    max-width: 1400px;
    height: 100%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
}

.logo-area {
    width: 200px;
    font-weight: bold;
    font-size: 1.2rem;
}

.gnb-area {
    flex: 1;
    text-align: center;
}

.gnb-area ul {
    display: flex;
    justify-content: center;
    gap: 40px;
}

.gnb-area a {
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 1px;
}

.util-area {
    width: 200px;
    /* Balance left width */
    text-align: right;
}

.btn-reserv {
    display: inline-block;
    padding: 10px 20px;
    border: 1px solid #333;
    font-size: 12px;
    letter-spacing: 1px;
}

/* Placeholders strict style */
.media-placeholder {
    background-color: #F2F2F2;
    width: 100%;
    display: block;
}

/* Aspect Ratios */
.full-height {
    height: 100%;
}

.ratio-16-9 {
    aspect-ratio: 16 / 9;
}

.ratio-3-4 {
    aspect-ratio: 3 / 4;
}

/* Main Hero */
.hero-section {
    position: relative;
    width: 100%;
    height: 100vh;
    /* Full viewport height */
    padding-top: 80px;
    /* Header offset */
}

.hero-text-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    width: 100%;
    padding: 0 20px;
}

.hero-text-content h1 {
    font-size: 3rem;
    font-weight: 300;
    margin-bottom: 20px;
    letter-spacing: 5px;
}

.hero-text-content p {
    font-size: 1rem;
    color: #666;
    line-height: 1.6;
}

/* Intro Section */
.intro-section {
    padding: 100px 0;
    text-align: center;
}

.intro-section h2 {
    font-size: 2rem;
    margin-bottom: 50px;
    letter-spacing: 3px;
    font-weight: 400;
    line-height: 1.4;
}

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

/* Best Care Section */
.best-care-section {
    padding: 100px 0;
    text-align: center;
    background-color: #FFFFFF;
}

.best-care-section h2 {
    font-size: 2rem;
    margin-bottom: 60px;
    letter-spacing: 2px;
    font-weight: 400;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.service-card {
    text-align: left;
}

.service-card h3 {
    margin-top: 20px;
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 10px;
}

.service-card p {
    font-size: 0.9rem;
    color: #888;
}

/* Footer */
footer {
    padding: 50px 0;
    text-align: center;
    border-top: 1px solid #eee;
    font-size: 0.8rem;
    color: #999;
}