* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Landing Page Styles */
.landing-page {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    overflow: hidden;
}

.landing-page::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 10px,
        rgba(139, 195, 74, 0.03) 10px,
        rgba(139, 195, 74, 0.03) 20px
    );
    animation: slide 20s linear infinite;
}

@keyframes slide {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(20px, 20px);
    }
}

.landing-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.landing-title {
    font-size: 2rem;
    color: #2c5f2d;
    font-weight: 700;
    margin-bottom: 3rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
    max-width: 1000px;
    line-height: 1.5;
}

.landing-flags {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 4rem;
    margin-bottom: 3rem;
}

.landing-flag {
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    border-radius: 12px;
    border: 3px solid rgba(255,255,255,0.8);
    transition: all 0.3s ease;
    background: white;
    padding: 5px;
}

.landing-flag:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: 0 15px 40px rgba(0,0,0,0.3);
}

.landing-flag.eu-flag,
.landing-flag.bg-flag {
    width: 300px;
    height: 200px;
}

.landing-flag.oprg-flag {
    width: 300px;
    height: 200px;
    object-fit: contain;
}

.enter-button {
    background: linear-gradient(135deg, #2c5f2d 0%, #4a7c59 100%);
    color: white;
    border: none;
    padding: 1.5rem 5rem;
    font-size: 1.8rem;
    font-weight: 700;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 20px rgba(44, 95, 45, 0.3);
    text-transform: uppercase;
    letter-spacing: 2px;
    position: relative;
    overflow: hidden;
}

.enter-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.enter-button:hover::before {
    left: 100%;
}

.enter-button:hover {
    background: linear-gradient(135deg, #4a7c59 0%, #2c5f2d 100%);
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(44, 95, 45, 0.4);
}

.enter-button:active {
    transform: translateY(0);
}

:root {
    --primary-color: #2c5f2d;
    --secondary-color: #97bc62;
    --accent-color: #4a7c59;
    --text-color: #333;
    --bg-color: #f5f5f5;
    --white: #ffffff;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
}

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

.eu-header-top .container {
    max-width: none;
    width: 100%;
}

header {
    background-color: var(--primary-color);
    color: var(--white);
    position: static;
    width: 100%;
    z-index: 1000;
    box-shadow: var(--shadow);
}

/* EU Header Top Bar */
.eu-header-top {
    background: linear-gradient(135deg, #f5f5f5, #e8e8e8);
    padding: 2rem 0;
    border-bottom: 3px solid #FFCC00;
    min-height: 15vh;
    min-width: 100%;
    overflow-x: auto;
}

.eu-header-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
}

.eu-flags-inline {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.eu-flag-header,
.bg-flag-header {
    box-shadow: 0 3px 6px rgba(0,0,0,0.15);
    border-radius: 3px;
    border: 1px solid rgba(0,0,0,0.1);
}

.oprg-flag-header {
    box-shadow: 0 3px 6px rgba(0,0,0,0.15);
    border-radius: 3px;
    border: 1px solid rgba(0,0,0,0.1);
    vertical-align: middle;
    margin-right: 15px;
}

.eu-header-text {
    color: #2c5f2d;
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0;
    line-height: 1.4;
    text-align: center;
    white-space: nowrap;
}

.eu-intervention-text {
    margin-top: 1rem;
    text-align: center;
}

.intervention-main {
    color: #2c5f2d;
    font-size: 0.95rem;
    font-weight: 500;
    margin: 0 0 0.5rem 0;
    line-height: 1.4;
}

nav {
    background-color: var(--primary-color);
    padding: 1rem 0;
}

header h1 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: nowrap;
    gap: 1rem;
    min-height: 60px;
}

nav ul {
    list-style: none;
    display: flex;
    flex-wrap: nowrap;
    gap: 1.5rem;
    flex: 1;
    justify-content: center;
}

.lang-toggle {
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: var(--white);
    padding: 0.5rem 0;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    transition: background 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
    width: 70px;
    text-align: center;
    display: inline-block;
    box-sizing: border-box;
    flex-shrink: 0;
    position: relative;
}

.lang-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

nav a {
    color: var(--white);
    text-decoration: none;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    white-space: nowrap;
}

nav a:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

nav a i {
    font-size: 0.9rem;
}

#hero {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--white);
    padding: 80px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

#hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="40" r="1.5" fill="rgba(255,255,255,0.1)"/><circle cx="40" cy="80" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="70" cy="70" r="1.5" fill="rgba(255,255,255,0.1)"/></svg>');
    pointer-events: none;
}

.hero-icon {
    font-size: 4rem;
    margin-bottom: 2rem;
    animation: float 3s ease-in-out infinite;
}

.hero-icon i {
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
}

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

#hero h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.lead {
    font-size: 1.25rem;
    opacity: 0.9;
    text-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

.section {
    padding: 80px 0;
}

.section:nth-child(even) {
    background-color: var(--white);
}

.section h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--primary-color);
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.section h2 i {
    font-size: 1.8rem;
    color: var(--secondary-color);
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.card {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    text-align: center;
}

.card h3 {
    color: var(--accent-color);
    margin-bottom: 1rem;
}

/* Problem Section Styles */
.problem-content {
    max-width: 900px;
    margin: 0 auto;
}

.problem-description {
    margin-bottom: 3rem;
}

.problem-description p {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.problem-effects h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    text-align: center;
}

.effects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.effect-item {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--secondary-color);
}

.effect-item h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* Solution Section Styles */
.solution-content {
    max-width: 900px;
    margin: 0 auto;
}

.solution-description {
    margin-bottom: 2rem;
}

.solution-description p {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.solution-approach h3 {
    color: var(--accent-color);
    margin-bottom: 1rem;
    text-align: center;
}

/* Goal Section Styles */
.goal-content {
    max-width: 900px;
    margin: 0 auto;
}

.main-goal {
    margin-bottom: 3rem;
}

.main-goal p {
    font-size: 1.2rem;
    line-height: 1.7;
    text-align: center;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    padding: 2rem;
    border-radius: 8px;
    border-left: 4px solid var(--secondary-color);
}

.expected-results h3 {
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-align: center;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.result-item {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    text-align: center;
    border-top: 3px solid var(--secondary-color);
    transition: transform 0.3s, box-shadow 0.3s;
}

.result-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.result-item h4 {
    color: var(--accent-color);
    margin-bottom: 1rem;
}

/* Mechanism Section Styles */
.mechanism-intro {
    max-width: 800px;
    margin: 0 auto 3rem;
    text-align: center;
}

.mechanism-intro p {
    font-size: 1.1rem;
    line-height: 1.7;
    background: linear-gradient(135deg, #f0f8f0, #e8f5e8);
    padding: 1.5rem;
    border-radius: 8px;
}

.mechanism-details {
    max-width: 1000px;
    margin: 0 auto;
}

.mechanism-group {
    margin-bottom: 3rem;
}

.mechanism-group h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    text-align: center;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.mechanism-group h3 i {
    color: var(--secondary-color);
    font-size: 1.3rem;
}

.mechanism-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.mechanism-item {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--accent-color);
}

.mechanism-item h4 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.mechanism-item p {
    line-height: 1.6;
}

/* Benefits Section Styles */
.benefits-intro {
    max-width: 800px;
    margin: 0 auto 3rem;
    text-align: center;
}

.benefits-intro p {
    font-size: 1.1rem;
    line-height: 1.7;
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    padding: 1.5rem;
    border-radius: 8px;
}

.benefits-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 3rem;
}

.benefit-category h3 {
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-align: center;
    font-size: 1.5rem;
}

.benefit-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.benefit-item {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    border-top: 3px solid var(--secondary-color);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.benefit-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(151, 188, 98, 0.1), transparent);
    transition: left 0.5s;
}

.benefit-item:hover::before {
    left: 100%;
}

.benefit-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.12);
}

.benefit-item h4 {
    color: var(--accent-color);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.benefit-item p {
    line-height: 1.6;
}

/* Project Info Section Styles */
.project-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.detail-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    text-align: center;
    border-top: 3px solid var(--primary-color);
    transition: transform 0.3s, box-shadow 0.3s;
}

.detail-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.detail-card h3 {
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.detail-card p {
    font-size: 1.1rem;
    font-weight: 500;
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--secondary-color);
}

.card-icon i {
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.project-approach h3 {
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-align: center;
    font-size: 1.5rem;
}

.approach-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.approach-item {
    background: linear-gradient(135deg, #f0f8f0, #e8f5e8);
    padding: 2rem;
    border-radius: 8px;
    border-left: 4px solid var(--secondary-color);
}

.approach-item h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

/* Contact Section Styles */
.contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
}

.contact-info h3,
.contact-form h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.contact-info p {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--secondary-color);
}

.contact-item h4 {
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.contact-item p {
    font-weight: 500;
}

/* Form Styles */
.contact-form {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e0e0e0;
    border-radius: 4px;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.submit-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--white);
    padding: 1rem 2rem;
    border: none;
    border-radius: 6px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    width: 100%;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(44, 95, 45, 0.3);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.problem-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--secondary-color);
}

.problem-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.problem-card ul {
    list-style-position: inside;
    color: var(--text-color);
}

.problem-card li {
    margin-bottom: 0.5rem;
}

.solution-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.feature {
    background: linear-gradient(135deg, #f5f5f5, #e8e8e8);
    padding: 2rem;
    border-radius: 8px;
    transition: all 0.3s;
    border-left: 4px solid transparent;
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    border-left-color: var(--secondary-color);
    background: linear-gradient(135deg, #ffffff, #f8f9fa);
}

.feature h3 {
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.innovation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.innovation-item {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    border-top: 3px solid var(--secondary-color);
}

.innovation-item h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.impact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    margin-top: 2rem;
}

.impact-category {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.impact-category h3 {
    color: var(--accent-color);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.impact-category ul {
    list-style: none;
}

.impact-category li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.impact-category li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

/* EU Funding Section Styles */
.eu-funding-section {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    padding: 60px 0;
    min-height: 25vh;
    border-top: 5px solid #003399;
    margin-top: 0;
}

.eu-funding-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4rem;
    flex-wrap: wrap;
}

.eu-logos {
    display: flex;
    gap: 3rem;
    align-items: center;
}

.eu-emblem,
.bg-flag,
.oprg-logo {
    text-align: center;
}

.eu-emblem svg,
.bg-flag svg,
.oprg-logo img {
    display: block;
    margin: 0 auto 1rem;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.eu-emblem p,
.bg-flag p,
.oprg-logo p {
    font-weight: 600;
    color: var(--primary-color);
    margin-top: 0.5rem;
}

.eu-intervention-text {
    font-size: 0.95rem;
    color: #333;
    margin: 1rem 0;
    line-height: 1.6;
    font-style: italic;
}

.eu-text {
    flex: 1;
    min-width: 300px;
}

.eu-text h2 {
    color: #003399;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.eu-main-text {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.eu-description {
    font-size: 1.1rem;
    color: var(--text-color);
    line-height: 1.6;
}

@media (max-width: 968px) {
    .eu-funding-content {
        flex-direction: column;
        text-align: center;
        gap: 2rem;
    }
    
    .eu-logos {
        flex-direction: column;
        gap: 2rem;
    }
    
    .eu-text h2 {
        font-size: 1.5rem;
    }
    
    .eu-main-text {
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .eu-funding-section {
        padding: 40px 0;
    }
    
    .eu-emblem svg {
        width: 80px;
        height: 80px;
    }
    
    .bg-flag svg {
        width: 120px;
        height: 80px;
    }
    
    .eu-text h2 {
        font-size: 1.3rem;
    }
    
    .eu-main-text {
        font-size: 1.1rem;
    }
    
    .eu-description {
        font-size: 1rem;
    }
}

footer {
    background-color: var(--primary-color);
    color: var(--white);
    text-align: center;
    padding: 3rem 0;
    margin-top: 0;
    min-height: 15vh;
}

footer p {
    margin-bottom: 0.5rem;
}

.footer-eu-section {
    background-color: rgba(255, 255, 255, 0.95);
    padding: 2rem;
    border-radius: 8px;
    margin-bottom: 2rem;
}

.footer-flags {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin-bottom: 1.5rem;
}

.footer-flag {
    box-shadow: 0 3px 6px rgba(0,0,0,0.15);
    border-radius: 3px;
    border: 1px solid rgba(0,0,0,0.1);
}

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

.footer-intervention {
    color: #2c5f2d;
    font-size: 0.95rem;
    font-weight: 500;
    margin: 0 0 0.5rem 0;
    line-height: 1.4;
}

.footer-eu-text {
    color: #2c5f2d;
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0;
    line-height: 1.4;
}

.footer-info {
    margin-top: 1rem;
}

@media (max-width: 768px) {
    /* Landing Page Mobile Styles */
    .landing-title {
        font-size: 1.3rem;
        margin-bottom: 2rem;
        padding: 0 1rem;
    }
    
    .landing-flags {
        flex-direction: column;
        gap: 2rem;
    }
    
    .landing-flag.eu-flag,
    .landing-flag.bg-flag {
        width: 200px;
        height: 133px;
    }
    
    .landing-flag.oprg-flag {
        width: 200px;
        height: 133px;
        object-fit: contain;
    }
    
    .enter-button {
        padding: 1rem 3rem;
        font-size: 1.2rem;
    }
    
    header h1 {
        font-size: 1.2rem;
    }
    
    .eu-header-top {
        padding: 1.5rem 0;
        min-height: 20vh;
    }
    
    .eu-header-content {
        flex-direction: column;
        gap: 1rem;
    }
    
    .eu-header-text {
        font-size: 0.95rem;
        padding: 0 20px;
    }
    
    .eu-flag-header,
    .bg-flag-header,
    .oprg-flag-header {
        width: 45px;
        height: 30px;
    }
    
    .eu-intervention-text {
        padding: 0 20px;
    }
    
    .intervention-main {
        font-size: 0.85rem;
    }
    
    .footer-flags {
        flex-wrap: wrap;
        gap: 1rem;
    }
    
    .footer-flag {
        width: 60px;
        height: 40px;
    }
    
    .footer-intervention {
        font-size: 0.85rem;
        padding: 0 10px;
    }
    
    .footer-eu-text {
        font-size: 0.95rem;
        padding: 0 10px;
    }
    
    .nav-content {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    nav ul {
        gap: 0.5rem;
        font-size: 0.85rem;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    nav a {
        padding: 0.4rem 0.6rem;
        gap: 0.3rem;
    }
    
    nav a i {
        font-size: 0.8rem;
    }
    
    .lang-toggle {
        padding: 0.4rem 0.8rem;
        font-size: 0.8rem;
    }
    
    #hero {
        padding: 120px 0 60px;
    }
    
    .hero-icon {
        font-size: 3rem;
        margin-bottom: 1.5rem;
    }
    
    #hero h2 {
        font-size: 1.8rem;
    }
    
    .lead {
        font-size: 1.1rem;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .section h2 {
        font-size: 1.5rem;
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .section h2 i {
        font-size: 1.5rem;
    }
    
    .mechanism-group h3 {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .content-grid,
    .problem-grid,
    .solution-features,
    .innovation-grid,
    .impact-content,
    .effects-grid,
    .results-grid,
    .mechanism-grid,
    .benefits-content,
    .project-details,
    .approach-grid,
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .mechanism-grid {
        grid-template-columns: 1fr;
    }
    
    .mechanism-item,
    .benefit-item,
    .detail-card,
    .approach-item {
        padding: 1.5rem;
    }
    
    .card-icon {
        font-size: 2rem;
        margin-bottom: 1rem;
    }
}

@media (max-width: 480px) {
    #hero {
        padding: 100px 0 60px;
    }
    
    #hero h2 {
        font-size: 1.5rem;
    }
    
    .card,
    .problem-card,
    .feature,
    .innovation-item,
    .impact-category {
        padding: 1.5rem;
    }
}