/* ========================================
   정선(正善) 문화전략연구소
   Main Stylesheet
   ======================================== */

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

:root {
    /* Colors */
    --primary-color: #1e3a5f;
    --secondary-color: #c9a961;
    --accent-color: #4a90e2;
    --dark-navy: #1a2332;
    --light-bg: #f5f7fa;
    --white: #ffffff;
    --text-dark: #2c3e50;
    --text-light: #6c757d;
    --border-color: #dee2e6;
    --gradient-overlay: linear-gradient(135deg, rgba(30, 58, 95, 0.95), rgba(74, 144, 226, 0.9));
    
    /* Typography */
    --font-primary: 'Noto Sans KR', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    
    /* Spacing */
    --section-padding: 80px 0;
    --container-padding: 0 20px;
    
    /* Transitions */
    --transition-smooth: all 0.3s ease;
    --transition-fast: all 0.2s ease;
}

body {
    font-family: var(--font-primary);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
}

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

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

.section {
    padding: var(--section-padding);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-subtitle {
    font-family: var(--font-secondary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-color);
    margin-bottom: 10px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1.2;
}

.section-title .highlight {
    color: var(--accent-color);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(26, 35, 50, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 15px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    background: rgba(26, 35, 50, 0.98);
    padding: 10px 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo img {
    width: 50px;
    height: 50px;
    object-fit: cover;
    background: transparent !important;
    border-radius: 50%;
    clip-path: circle(50%);
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo-line1 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 0.5px;
}

.logo-line2 {
    font-size: 0.55rem;
    font-weight: 500;
    background: linear-gradient(135deg, var(--secondary-color), #d4af77);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.logo span {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--white);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.nav-link {
    color: var(--white);
    font-size: 0.95rem;
    font-weight: 500;
    padding: 5px 0;
    position: relative;
    transition: var(--transition-smooth);
}

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

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

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

.lang-switch {
    background: var(--accent-color);
    color: var(--white);
    padding: 8px 15px;
    border-radius: 5px;
    font-weight: 600;
}

.lang-switch:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    background: transparent;
    border: none;
    cursor: pointer;
    gap: 5px;
}

.mobile-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--white);
    transition: var(--transition-smooth);
}

/* Hero Section */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1e3a5f 0%, #2c5282 100%);
    color: var(--white);
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800"><defs><pattern id="grid" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 1;
    width: 100%;
    padding-top: 80px;
}

.hero-content .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
}

.hero-text {
    flex: 1;
}

.hero-subtitle {
    font-family: var(--font-secondary);
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 30px;
}

.title-large {
    font-size: 4rem;
    display: block;
    background: linear-gradient(135deg, #ffffff 0%, #c9a961 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.15rem;
    line-height: 1.8;
    margin-bottom: 30px;
    opacity: 0.95;
}

.hero-subtitle-en {
    font-family: var(--font-secondary);
    font-size: 1.3rem;
    font-weight: 500;
    color: var(--secondary-color);
    margin-bottom: 40px;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 30px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background: var(--secondary-color);
    border-color: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(74, 144, 226, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
}

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

.hero-logo {
    flex: 0 0 300px;
}

.hero-logo img {
    width: 100%;
    filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.3));
    animation: float 3s ease-in-out infinite;
    background: transparent !important;
    border-radius: 50%;
    clip-path: circle(50%);
    object-fit: cover;
}
}

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

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--white);
    opacity: 0.7;
    animation: bounce 2s ease-in-out infinite;
}

.scroll-indicator span {
    font-family: var(--font-secondary);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* About Section */
.about-section {
    background: var(--white);
}

.about-content {
    display: flex;
    flex-direction: column;
    gap: 50px;
}

.about-description {
    text-align: center;
}

.about-tagline {
    font-size: 1.3rem;
    font-weight: 500;
    color: var(--text-dark);
    margin-bottom: 30px;
    line-height: 1.8;
}

.about-features {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 30px;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
    color: var(--accent-color);
    font-weight: 500;
}

.about-feature i {
    font-size: 1.5rem;
}

.about-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.about-card {
    background: var(--light-bg);
    padding: 30px;
    border-radius: 12px;
    transition: var(--transition-smooth);
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.card-icon {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 15px;
}

.about-card h3 {
    font-size: 1.4rem;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.about-card p {
    color: var(--text-light);
    line-height: 1.8;
}

.about-quote {
    background: var(--primary-color);
    padding: 60px;
    border-radius: 12px;
    text-align: center;
}

.about-quote blockquote {
    position: relative;
}

.quote-icon {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
    opacity: 0.5;
}

.about-quote p {
    font-size: 1.4rem;
    font-weight: 500;
    color: var(--white);
    line-height: 1.8;
    font-style: italic;
}

/* Purpose Section */
.purpose-section {
    background: var(--light-bg);
}

.purpose-content {
    display: flex;
    flex-direction: column;
    gap: 50px;
}

.purpose-main {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.purpose-quote-block {
    background: var(--primary-color);
    padding: 50px;
    border-radius: 12px;
    position: relative;
}

.purpose-quote-block i {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
    opacity: 0.5;
}

.purpose-quote-block p {
    font-size: 1.3rem;
    color: var(--white);
    line-height: 1.8;
}

.purpose-quote-block strong {
    color: var(--secondary-color);
}

.purpose-description {
    text-align: center;
    font-size: 1.15rem;
    color: var(--text-light);
    line-height: 1.8;
}

.purpose-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.purpose-card {
    background: var(--white);
    padding: 40px;
    border-radius: 12px;
    text-align: center;
    transition: var(--transition-smooth);
    border: 2px solid var(--border-color);
}

.purpose-card:hover {
    border-color: var(--accent-color);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.purpose-card .card-icon {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.purpose-card h3 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.purpose-card p {
    color: var(--text-light);
    line-height: 1.6;
    word-break: keep-all;
    white-space: normal;
}
}

/* Values Section */
.values-section {
    background: var(--white);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 25px;
}

.value-card {
    background: var(--primary-color);
    padding: 40px;
    border-radius: 12px;
    text-align: center;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.value-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.3), rgba(201, 169, 97, 0.3));
    opacity: 0;
    transition: var(--transition-smooth);
}

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

.value-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 15px 40px rgba(30, 58, 95, 0.3);
}

.value-icon {
    font-size: 3rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.value-card h3 {
    font-size: 1.3rem;
    color: var(--white);
    margin-bottom: 10px;
    position: relative;
    z-index: 1;
}

.value-subtitle {
    font-family: var(--font-secondary);
    font-size: 0.9rem;
    color: var(--secondary-color);
    font-weight: 500;
    position: relative;
    z-index: 1;
}

/* Business Section */
.business-section {
    background: var(--light-bg);
}

.business-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.business-item {
    background: var(--white);
    padding: 30px 40px;
    border-radius: 12px;
    display: flex;
    align-items: flex-start;
    gap: 30px;
    transition: var(--transition-smooth);
    border-left: 5px solid transparent;
}

.business-item:hover {
    border-left-color: var(--accent-color);
    transform: translateX(10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.business-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-color);
    opacity: 0.3;
    font-family: var(--font-secondary);
}

.business-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.business-icon {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 15px;
}

.business-content h3 {
    font-size: 1.4rem;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.business-subtitle {
    font-family: var(--font-secondary);
    font-size: 0.95rem;
    color: var(--text-light);
    margin-bottom: 15px;
}

.business-details {
    list-style: none;
    padding: 0;
    margin: 0;
    margin-left: 80px;
}

.business-details li {
    font-size: 0.9rem;
    color: var(--text-light);
    padding: 8px 0 8px 20px;
    position: relative;
    line-height: 1.6;
    word-break: keep-all;
}

.business-details li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

/* Approach Section */
.approach-section {
    background: var(--white);
}

.approach-content {
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.approach-intro {
    text-align: center;
}

.approach-quote {
    background: var(--light-bg);
    padding: 50px;
    border-radius: 12px;
    display: inline-block;
}

.approach-quote i {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.approach-quote h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 15px;
    line-height: 1.4;
}

.approach-quote p {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 1.8;
}

.approach-steps {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
}

.approach-step {
    background: var(--light-bg);
    padding: 40px;
    border-radius: 12px;
    width: 100%;
    max-width: 700px;
    display: flex;
    align-items: center;
    gap: 30px;
    transition: var(--transition-smooth);
}

.approach-step:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.approach-step.result {
    background: var(--primary-color);
}

.approach-step.result .step-content h4,
.approach-step.result .step-content p {
    color: var(--white);
}

.approach-step.result .step-icon {
    background: var(--accent-color);
}

.step-icon {
    width: 80px;
    height: 80px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--accent-color);
    flex-shrink: 0;
}

.step-content {
    flex: 1;
}

.step-content h4 {
    font-family: var(--font-secondary);
    font-size: 1rem;
    text-transform: uppercase;
    color: var(--accent-color);
    margin-bottom: 10px;
    letter-spacing: 1px;
}

.step-content p {
    font-size: 1.2rem;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 10px;
}

.step-detail {
    font-size: 1rem;
    color: var(--text-light);
    font-weight: 400;
}

.step-sub {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.step-sub span {
    background: var(--white);
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--accent-color);
    font-weight: 500;
}

.approach-arrow {
    font-size: 2rem;
    color: var(--accent-color);
}

/* Structure Section */
.structure-section {
    background: var(--light-bg);
}

.structure-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.structure-card {
    background: var(--white);
    padding: 40px;
    border-radius: 12px;
    position: relative;
    transition: var(--transition-smooth);
    border: 2px solid var(--border-color);
}

.structure-card:hover {
    border-color: var(--accent-color);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.structure-number {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 4rem;
    font-weight: 700;
    color: var(--accent-color);
    opacity: 0.1;
    font-family: var(--font-secondary);
}

.structure-icon {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.structure-card h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.structure-subtitle {
    font-family: var(--font-secondary);
    font-size: 0.95rem;
    color: var(--text-light);
    margin-bottom: 20px;
}

.structure-list {
    list-style: none;
}

.structure-list li {
    padding: 10px 0;
    padding-left: 25px;
    position: relative;
    color: var(--text-light);
}

.structure-list li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--accent-color);
}

/* Activities Section */
.activities-section {
    background: var(--white);
}

.activities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.activity-card {
    background: var(--primary-color);
    padding: 35px;
    border-radius: 12px;
    position: relative;
    transition: var(--transition-smooth);
    cursor: pointer;
}

.activity-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 15px 40px rgba(30, 58, 95, 0.3);
}

.activity-number {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--secondary-color);
    opacity: 0.3;
    font-family: var(--font-secondary);
}

.activity-icon {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.activity-card h3 {
    font-size: 1.2rem;
    color: var(--white);
    margin-bottom: 10px;
    line-height: 1.4;
}

.activity-subtitle {
    font-family: var(--font-secondary);
    font-size: 0.85rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.btn-view-activities {
    background: transparent;
    color: var(--accent-color);
    border: 2px solid var(--accent-color);
    padding: 10px 20px;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    justify-content: center;
}

.btn-view-activities:hover {
    background: var(--accent-color);
    color: var(--white);
}

/* Contact Section */
.contact-section {
    background: var(--dark-navy);
    color: var(--white);
}

.contact-section .section-header {
    display: none;
}

.contact-content {
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.contact-message {
    text-align: center;
}

.contact-intro {
    font-size: 1.2rem;
    color: var(--white);
    margin-bottom: 20px;
    line-height: 1.8;
}

.contact-main {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 20px;
    line-height: 1.8;
}

.contact-main .highlight {
    color: var(--accent-color);
}

.contact-closing {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
    margin-bottom: 40px;
}

.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-info-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 40px 30px;
    border-radius: 12px;
    text-align: center;
    transition: var(--transition-smooth);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-info-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--accent-color);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: transparent;
    border: 2px solid var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.5rem;
    color: var(--accent-color);
}

.contact-info-card h3 {
    font-family: var(--font-secondary);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

.contact-info-card p {
    color: var(--white);
    line-height: 1.8;
    font-size: 0.85rem;
    word-break: break-all;
}

.contact-info-card a {
    color: var(--white);
    font-weight: 500;
}

.contact-info-card a:hover {
    color: var(--accent-color);
}

/* Footer */
.footer {
    background: var(--dark-navy);
    color: var(--white);
    padding: 50px 0 30px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo img {
    width: 60px;
    margin-bottom: 15px;
    background: transparent !important;
    border-radius: 50%;
    clip-path: circle(50%);
    object-fit: cover;
}

.footer-logo p {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 5px;
}

.footer-subtitle {
    font-family: var(--font-secondary);
    font-size: 0.9rem;
    color: var(--secondary-color);
}

.footer-info p {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    color: rgba(255, 255, 255, 0.8);
}

.footer-info i {
    color: var(--accent-color);
}

.footer-bottom {
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    overflow-y: auto;
    padding: 20px;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--white);
    border-radius: 12px;
    max-width: 900px;
    width: 100%;
    position: relative;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: var(--accent-color);
    border: none;
    border-radius: 50%;
    color: var(--white);
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    z-index: 1;
}

.modal-close:hover {
    background: var(--primary-color);
    transform: rotate(90deg);
}

.modal-header {
    background: var(--primary-color);
    color: var(--white);
    padding: 40px;
    border-radius: 12px 12px 0 0;
}

.modal-header h2 {
    font-size: 2rem;
    margin-bottom: 10px;
}

.modal-header p {
    font-family: var(--font-secondary);
    color: var(--secondary-color);
    font-size: 1.1rem;
}

.modal-body {
    padding: 40px;
    max-height: 500px;
    overflow-y: auto;
}

.activity-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.activity-item {
    background: var(--light-bg);
    padding: 25px;
    border-radius: 8px;
    border-left: 4px solid var(--accent-color);
}

.activity-item h4 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.activity-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 15px;
    font-size: 0.9rem;
    color: var(--text-light);
}

.activity-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.activity-item p {
    color: var(--text-light);
    line-height: 1.8;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-light);
}

.empty-state i {
    font-size: 4rem;
    color: var(--border-color);
    margin-bottom: 20px;
}

.empty-state p {
    font-size: 1.1rem;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mt-3 { margin-top: 30px; }
.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mb-3 { margin-bottom: 30px; }

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease forwards;
}