/* Global Styles */
body {
    font-family: 'Noto Sans KR', sans-serif;
    color: #333;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
}

section.page-section {
    padding: 6rem 0;
}

/* Navbar */
#mainNav {
    padding-top: 1rem;
    padding-bottom: 1rem;
    transition: all 0.3s ease-in-out;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.navbar-brand {
    font-size: 1.5rem;
    color: #000 !important;
}

.nav-link {
    font-weight: 500;
    color: #555 !important;
    margin-left: 1.5rem;
    position: relative;
}

.nav-link:hover {
    color: #007bff !important;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 5px;
    left: 0;
    background-color: #007bff;
    transition: width 0.3s;
}

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


/* Hero Section */
header.masthead {
    padding-top: 12rem;
    padding-bottom: 8rem;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.main-title {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 1rem;
    letter-spacing: -1px;
}

@media (max-width: 768px) {
    .main-title {
        font-size: 2.5rem;
    }
}

/* Cards & shadows */
.shadow-hover {
    transition: transform 0.3s, box-shadow 0.3s;
}

.shadow-hover:hover {
    transform: translateY(-5px);
    box-shadow: 0 1rem 3rem rgba(0, 0, 0, .175) !important;
}

/* Feature Circles */
.icon-circle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.25rem;
}

.icon-box {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
}

.icon-circle-md {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1rem;
}

/* Colors for specific sections */
.bg-primary-light {
    background-color: rgba(13, 110, 253, 0.1);
}

.bg-success-light {
    background-color: rgba(25, 135, 84, 0.1);
}

.bg-info-light {
    background-color: rgba(13, 202, 240, 0.1);
}

.bg-light-purple {
    background-color: rgba(111, 66, 193, 0.1);
}

.text-purple {
    color: #6f42c1;
}

.border-start-primary {
    border-left: 5px solid #0d6efd !important;
}

.border-start-success {
    border-left: 5px solid #198754 !important;
}

/* Business Card Image Zoom */
.card-img-top img {
    transition: all 0.5s ease;
}

.business-card:hover .card-img-top img {
    transform: scale(1.1);
    opacity: 1 !important;
}

/* Letter Spacing */
.ls-1 {
    letter-spacing: 1px;
}

.ls-2 {
    letter-spacing: 2px;
}

/* Divider */
hr.divider {
    opacity: 1;
}

/* Feature Item */
.feature-item {
    background-color: #fff;
    border: 1px solid #f0f0f0;
    transition: all 0.3s;
}

.feature-item:hover {
    background-color: #fff;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    border-color: transparent;
}

@media (min-width: 992px) {
    .border-end-md {
        border-right: 1px solid #dee2e6;
    }
}