/* =====================================================
   주님의말씀 성경 - 웹사이트 스타일시트
   ===================================================== */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400;500;600;700&family=Noto+Serif+KR:wght@400;500;600;700&display=swap');

/* Material Icons */
@import url('https://fonts.googleapis.com/icon?family=Material+Icons|Material+Icons+Outlined');

/* CSS Variables */
:root {
    /* Primary Colors - 따뜻한 갈색/금색 톤 */
    --color-primary: #8B5A2B;
    --color-primary-light: #D4A574;
    --color-primary-dark: #5D3A1A;
    --color-gold: #C9A961;
    --color-gold-light: #E8D5A3;
    
    /* Neutral Colors */
    --color-bg: #FDF8F3;
    --color-bg-alt: #F5EDE4;
    --color-surface: #FFFFFF;
    --color-surface-alt: #FAF6F1;
    
    /* Text Colors */
    --color-text: #2D2418;
    --color-text-secondary: #6B5B4D;
    --color-text-muted: #9D8B7A;
    
    /* Accent Colors */
    --color-accent: #4A7C59;
    --color-accent-light: #7DB892;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    --gradient-gold: linear-gradient(135deg, var(--color-gold) 0%, var(--color-primary-light) 100%);
    --gradient-hero: linear-gradient(180deg, rgba(93, 58, 26, 0.9) 0%, rgba(139, 90, 43, 0.85) 100%);
    
    /* Typography */
    --font-sans: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-serif: 'Noto Serif KR', Georgia, serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 5rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 30px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(45, 36, 24, 0.08);
    --shadow-md: 0 4px 20px rgba(45, 36, 24, 0.12);
    --shadow-lg: 0 8px 40px rgba(45, 36, 24, 0.16);
    --shadow-gold: 0 4px 20px rgba(201, 169, 97, 0.3);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
    list-style: none;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-sm {
    max-width: 900px;
}

.container-lg {
    max-width: 1400px;
}

/* =====================================================
   Header & Navigation
   ===================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(139, 90, 43, 0.1);
    transition: var(--transition-normal);
}

.header.scrolled {
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.logo-text {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-primary-dark);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    padding: var(--spacing-xs) 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
}

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

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.6rem 1.2rem;
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-xl);
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition-normal);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Mobile Menu */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-primary-dark);
    transition: var(--transition-fast);
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: var(--spacing-lg);
        gap: var(--spacing-md);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-normal);
        box-shadow: var(--shadow-lg);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-link {
        font-size: 1.1rem;
        padding: var(--spacing-sm);
    }
}

/* =====================================================
   Hero Section
   ===================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 70px;
    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="%238B5A2B" opacity="0.03"/><circle cx="75" cy="75" r="1" fill="%238B5A2B" opacity="0.03"/><circle cx="50" cy="10" r="0.5" fill="%238B5A2B" opacity="0.02"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>'),
        linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -30%;
    width: 80%;
    height: 150%;
    background: radial-gradient(ellipse, rgba(212, 165, 116, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    padding: var(--spacing-2xl) var(--spacing-md);
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.5rem 1rem;
    background: var(--color-surface);
    border: 1px solid var(--color-gold-light);
    border-radius: var(--radius-xl);
    font-size: 0.85rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 0.8s ease;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    color: var(--color-primary-dark);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.8s ease 0.1s both;
}

.hero-title span {
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
    animation: fadeInUp 0.8s ease 0.3s both;
}

.hero-phone {
    position: absolute;
    right: 5%;
    bottom: 10%;
    width: 280px;
    animation: float 6s ease-in-out infinite;
}

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =====================================================
   Buttons
   ===================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.9rem 1.8rem;
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 500;
    border: none;
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: var(--transition-normal);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--color-surface);
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
    background: var(--color-primary);
    color: white;
}

.btn-gold {
    background: var(--gradient-gold);
    color: var(--color-primary-dark);
}

.btn-gold:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-gold);
}

.btn-lg {
    padding: 1.1rem 2.2rem;
    font-size: 1.1rem;
}

.btn-icon {
    font-size: 1.2rem;
}

/* =====================================================
   Sections
   ===================================================== */
.section {
    padding: var(--spacing-2xl) 0;
}

.section-alt {
    background: var(--color-surface);
}

.section-dark {
    background: var(--color-primary-dark);
    color: white;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
}

.section-badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(139, 90, 43, 0.1);
    color: var(--color-primary);
    border-radius: var(--radius-xl);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 600;
    color: var(--color-primary-dark);
    margin-bottom: var(--spacing-sm);
}

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

.section-desc {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
}

.section-dark .section-desc {
    color: rgba(255, 255, 255, 0.8);
}

/* =====================================================
   Feature Cards
   ===================================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.feature-card {
    background: var(--color-surface);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(139, 90, 43, 0.1);
    transition: var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-gold-light);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, rgba(139, 90, 43, 0.1) 0%, rgba(212, 165, 116, 0.1) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin-bottom: var(--spacing-md);
}

.feature-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-primary-dark);
    margin-bottom: var(--spacing-xs);
}

.feature-desc {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* =====================================================
   Download Section
   ===================================================== */
.download-section {
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
}

.download-section::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"><circle cx="20" cy="20" r="2" fill="white" opacity="0.05"/><circle cx="80" cy="80" r="3" fill="white" opacity="0.05"/><circle cx="60" cy="30" r="1.5" fill="white" opacity="0.03"/></svg>');
    pointer-events: none;
}

.download-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.download-text h2 {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 2.8rem);
    color: white;
    margin-bottom: var(--spacing-md);
}

.download-text p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--spacing-lg);
}

.download-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.store-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 0.8rem 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-md);
    color: white;
    transition: var(--transition-normal);
}

.store-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

.store-btn-icon {
    font-size: 2rem;
}

.store-btn-text {
    text-align: left;
}

.store-btn-text span {
    display: block;
    font-size: 0.75rem;
    opacity: 0.8;
}

.store-btn-text strong {
    font-size: 1.1rem;
}

@media (max-width: 768px) {
    .download-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .download-buttons {
        justify-content: center;
    }
}

/* =====================================================
   Contact Form
   ===================================================== */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.form-label span {
    color: #e74c3c;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 0.9rem 1rem;
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--color-text);
    background: var(--color-surface);
    border: 1px solid rgba(139, 90, 43, 0.2);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(139, 90, 43, 0.1);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

.form-card {
    background: var(--color-surface);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

/* =====================================================
   Page Header (Sub Pages)
   ===================================================== */
.page-header {
    padding: calc(70px + var(--spacing-2xl)) 0 var(--spacing-2xl);
    background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg) 100%);
    text-align: center;
}

.page-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 600;
    color: var(--color-primary-dark);
    margin-bottom: var(--spacing-sm);
}

.page-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.breadcrumb a:hover {
    color: var(--color-primary);
}

.breadcrumb-separator {
    opacity: 0.5;
}

/* =====================================================
   Content Sections
   ===================================================== */
.content-section {
    padding: var(--spacing-2xl) 0;
}

.content-card {
    background: var(--color-surface);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.content-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-primary-dark);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-gold-light);
}

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

.content-text p {
    margin-bottom: var(--spacing-md);
}

.content-text h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-primary-dark);
    margin: var(--spacing-lg) 0 var(--spacing-sm);
}

.content-text ul,
.content-text ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-lg);
}

.content-text li {
    margin-bottom: var(--spacing-xs);
    list-style: disc;
}

.content-text ol li {
    list-style: decimal;
}

/* =====================================================
   About Page
   ===================================================== */
.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.about-stat {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(139, 90, 43, 0.1);
}

.about-stat-number {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
}

.about-stat-label {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    margin-top: var(--spacing-xs);
}

.vision-card {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    border-left: 4px solid var(--color-gold);
}

.vision-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.vision-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-primary-dark);
    margin-bottom: var(--spacing-xs);
}

.vision-content p {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* =====================================================
   Footer
   ===================================================== */
.footer {
    background: var(--color-primary-dark);
    color: white;
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.footer-logo-icon {
    width: 45px;
    height: 45px;
    background: var(--gradient-gold);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
}

.footer-logo-text {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 600;
}

.footer-desc {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    line-height: 1.6;
}

.footer-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-gold-light);
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-gold);
}

.footer-contact p {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-sm);
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

.footer-legal {
    display: flex;
    gap: var(--spacing-md);
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

.footer-legal a:hover {
    color: var(--color-gold);
}

@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 576px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* =====================================================
   Utilities
   ===================================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.hidden { display: none; }

/* Scroll Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Alert Messages */
.alert {
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-md);
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Table */
.table-responsive {
    overflow-x: auto;
}

.content-table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-md) 0;
}

.content-table th,
.content-table td {
    padding: var(--spacing-sm);
    text-align: left;
    border-bottom: 1px solid rgba(139, 90, 43, 0.1);
}

.content-table th {
    background: var(--color-bg-alt);
    font-weight: 600;
    color: var(--color-primary-dark);
}

.content-table tr:hover {
    background: var(--color-surface-alt);
}

/* =====================================================
   Business / Expertise Section
   ===================================================== */
.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.expertise-card {
    background: var(--color-surface);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(139, 90, 43, 0.1);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.expertise-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--gradient-gold);
    opacity: 0;
    transition: var(--transition-normal);
}

.expertise-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-gold-light);
}

.expertise-card:hover::before {
    opacity: 1;
}

.expertise-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, rgba(139, 90, 43, 0.1) 0%, rgba(212, 165, 116, 0.1) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
    font-size: 1.4rem;
}

.expertise-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-primary-dark);
    margin-bottom: var(--spacing-xs);
}

.expertise-card p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.expertise-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.expertise-tag {
    display: inline-block;
    padding: 4px 10px;
    background: var(--color-bg-alt);
    color: var(--color-text-secondary);
    border-radius: var(--radius-xl);
    font-size: 0.75rem;
    font-weight: 500;
}

.business-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
    color: var(--color-text-secondary);
    font-size: 1.1rem;
}

/* Material Icons styling */
.material-icons,
.material-icons-outlined {
    font-size: inherit;
    vertical-align: middle;
}

.icon-lg {
    font-size: 2rem !important;
}

.icon-xl {
    font-size: 2.5rem !important;
}

/* Icon in feature cards */
.feature-icon .material-icons-outlined,
.feature-icon .material-icons {
    font-size: 1.8rem;
}

/* Icon colors */
.icon-primary {
    color: var(--color-primary);
}

.icon-gold {
    color: var(--color-gold);
}

.icon-white {
    color: white;
}