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

:root {
    --primary-color: #1a1a2e;
    --secondary-color: #16213e;
    --accent-color: #0f3460;
    --highlight-color: #e94560;
    --text-light: #ffffff;
    --text-dark: #333333;
    --bg-light: #f5f5f5;
    --gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 15px 40px rgba(0, 0, 0, 0.2);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    background: var(--text-light);
    border-radius: 20px;
    box-shadow: var(--shadow-hover);
    overflow: hidden;
}

/* Navigation */
.main-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 30px;
    background: var(--primary-color);
    gap: 20px;
}

.nav-brand a {
    color: var(--text-light);
    text-decoration: none;
    font-size: 1.3rem;
    font-weight: 700;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    flex: 1;
    justify-content: center;
}

.nav-links a {
    color: var(--text-light);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: background 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
    background: var(--accent-color);
}

/* Language Switcher */
.language-switcher {
    display: flex;
    gap: 10px;
}

.lang-btn {
    padding: 8px 16px;
    background: transparent;
    border: 2px solid var(--text-light);
    color: var(--text-light);
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.lang-btn:hover {
    background: var(--text-light);
    color: var(--primary-color);
}

.lang-btn.active {
    background: var(--highlight-color);
    border-color: var(--highlight-color);
    color: var(--text-light);
}

/* Header */
.header {
    text-align: center;
    padding: 60px 30px 40px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--text-light);
}

.main-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 15px;
    line-height: 1.2;
}

.subtitle {
    font-size: 1.3rem;
    opacity: 0.9;
    font-weight: 300;
}

/* Main Content */
.main-content {
    padding: 60px 30px;
}

.section {
    margin-bottom: 60px;
}

.section:last-child {
    margin-bottom: 0;
}

.section-title {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 25px;
    color: var(--primary-color);
    text-align: center;
}

/* Problem Section */
.problem-section {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    padding: 40px;
    border-radius: 15px;
    border-left: 5px solid var(--highlight-color);
}

.problem-content {
    max-width: 800px;
    margin: 0 auto;
}

.problem-intro {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 30px;
}

.problem-list {
    list-style: none;
    padding: 0;
    margin: 0 0 30px;
}

.problem-list li {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-dark);
    padding: 12px 0 12px 40px;
    margin-bottom: 10px;
    position: relative;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.problem-list li:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateX(5px);
}

.problem-list li::before {
    content: '→';
    position: absolute;
    left: 15px;
    top: 12px;
    color: var(--highlight-color);
    font-weight: 700;
    font-size: 1.2rem;
}

.problem-question {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary-color);
    text-align: center;
    margin: 30px 0;
}

.problem-help {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--text-dark);
    text-align: center;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.8);
    padding: 25px;
    border-radius: 10px;
    margin-top: 30px;
}

/* Solution Section */
.solution-section {
    background: linear-gradient(135deg, #e0f2f1 0%, #b2dfdb 100%);
    padding: 40px;
    border-radius: 15px;
    border-left: 5px solid #0f3460;
}

.solution-intro {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--text-dark);
    text-align: center;
    margin-bottom: 35px;
    font-weight: 500;
}

.help-title {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 35px 0 20px;
    text-align: center;
}

.help-list {
    list-style: none;
    padding: 0;
    max-width: 800px;
    margin: 0 auto;
}

.help-list li {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-dark);
    padding: 15px 20px 15px 50px;
    margin-bottom: 12px;
    background: var(--text-light);
    border-radius: 10px;
    position: relative;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.help-list li:hover {
    transform: translateX(5px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.help-list li::before {
    content: '✓';
    position: absolute;
    left: 20px;
    top: 15px;
    color: var(--accent-color);
    font-weight: 700;
    font-size: 1.2rem;
}

/* Approach Section */
.approach-section {
    background: linear-gradient(135deg, #fff9e6 0%, #ffe8cc 100%);
    padding: 50px 40px;
    border-radius: 15px;
    border-left: 5px solid #ff9800;
}

.approach-intro {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--text-dark);
    text-align: center;
    margin-bottom: 30px;
    font-weight: 500;
}

.approach-list {
    list-style: none;
    padding: 0;
    max-width: 850px;
    margin: 0 auto 40px;
}

.approach-list li {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-dark);
    padding: 18px 25px 18px 55px;
    margin-bottom: 15px;
    background: var(--text-light);
    border-radius: 10px;
    position: relative;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border-left: 4px solid #ff9800;
}

.approach-list li:hover {
    transform: translateX(5px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border-left-color: var(--accent-color);
}

.approach-list li::before {
    content: '→';
    position: absolute;
    left: 25px;
    top: 18px;
    color: #ff9800;
    font-weight: 700;
    font-size: 1.3rem;
}

.result-box {
    background: var(--text-light);
    padding: 35px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    max-width: 800px;
    margin: 0 auto;
    border-top: 4px solid var(--accent-color);
}

.result-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 15px;
    text-align: center;
}

.result-text {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--text-dark);
    text-align: center;
    font-weight: 500;
}

/* Role Section */
.role-section {
    background: linear-gradient(135deg, #f0f4f8 0%, #e2e8f0 100%);
    padding: 50px 40px;
    border-radius: 15px;
}

.role-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    max-width: 1000px;
    margin: 40px auto 0;
}

.role-dont,
.role-do {
    background: var(--text-light);
    padding: 35px;
    border-radius: 15px;
    box-shadow: var(--shadow);
}

.role-dont {
    border-top: 4px solid #e94560;
}

.role-do {
    border-top: 4px solid #0f3460;
}

.role-subtitle {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 25px;
    color: var(--primary-color);
}

.role-dont-list {
    list-style: none;
    padding: 0;
}

.role-dont-list li {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-dark);
    padding: 12px 0 12px 35px;
    margin-bottom: 10px;
    position: relative;
}

.role-dont-list li::before {
    content: '✗';
    position: absolute;
    left: 0;
    top: 12px;
    color: #e94560;
    font-weight: 700;
    font-size: 1.2rem;
}

.role-do-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-dark);
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.service-card {
    background: var(--text-light);
    padding: 35px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border-top: 4px solid var(--accent-color);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.service-card h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.service-card p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-dark);
}

/* Principles Section */
.principles-section {
    background: linear-gradient(135deg, #fff5f5 0%, #ffe8e8 100%);
    padding: 60px 40px;
    border-radius: 15px;
}

.principles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.principle-card {
    background: var(--text-light);
    padding: 40px 30px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    text-align: center;
    border: 2px solid transparent;
}

.principle-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: var(--highlight-color);
}

.principle-icon {
    font-size: 3.5rem;
    margin-bottom: 20px;
    display: block;
}

.principle-card h3 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.principle-card p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-dark);
}

/* CTA Section */
.cta-section {
    text-align: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    padding: 60px 40px;
    border-radius: 15px;
    color: var(--text-light);
}

.cta-section .section-title {
    color: var(--text-light);
}

.cta-text {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.95;
}

.cta-button {
    display: inline-block;
    padding: 18px 40px;
    background: var(--highlight-color);
    color: var(--text-light);
    text-decoration: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(233, 69, 96, 0.3);
}

.cta-button:hover {
    background: #d6364f;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(233, 69, 96, 0.4);
}

/* Resources Section */
.resources-section {
    background: linear-gradient(135deg, #f0f4f8 0%, #e2e8f0 100%);
    padding: 50px 40px;
    border-radius: 15px;
}

.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.resource-card {
    background: var(--text-light);
    padding: 35px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border-top: 4px solid var(--accent-color);
}

.resource-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.resource-card h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.resource-card p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.resource-link {
    display: inline-block;
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.resource-link:hover {
    color: var(--highlight-color);
    transform: translateX(5px);
}

/* Footer */
.footer {
    text-align: center;
    padding: 30px;
    background: var(--primary-color);
    color: var(--text-light);
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .main-nav {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
    }

    .nav-links {
        flex-direction: column;
        width: 100%;
    }

    .nav-links a {
        text-align: center;
    }

    .language-switcher {
        width: 100%;
        justify-content: center;
    }

    .resources-grid {
        grid-template-columns: 1fr;
    }

    .main-title {
        font-size: 2rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .problem-intro {
        font-size: 1.2rem;
    }

    .problem-list li {
        font-size: 1rem;
        padding: 10px 0 10px 35px;
    }

    .problem-list li::before {
        left: 12px;
        top: 10px;
    }

    .problem-question {
        font-size: 1.2rem;
    }

    .problem-help {
        font-size: 1rem;
        padding: 20px;
    }

    .solution-intro {
        font-size: 1rem;
    }

    .help-title {
        font-size: 1.3rem;
    }

    .help-list li {
        font-size: 1rem;
        padding: 12px 15px 12px 40px;
    }

    .help-list li::before {
        left: 15px;
        top: 12px;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .main-content {
        padding: 40px 20px;
    }

    .problem-section,
    .solution-section,
    .approach-section,
    .role-section {
        padding: 25px;
    }

    .role-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .role-dont,
    .role-do {
        padding: 25px;
    }

    .role-subtitle {
        font-size: 1.3rem;
    }

    .role-dont-list li {
        font-size: 1rem;
    }

    .role-do-text {
        font-size: 1rem;
    }

    .approach-intro {
        font-size: 1rem;
    }

    .approach-list li {
        font-size: 1rem;
        padding: 15px 18px 15px 45px;
    }

    .approach-list li::before {
        left: 18px;
        top: 15px;
    }

    .result-box {
        padding: 25px;
    }

    .result-title {
        font-size: 1.3rem;
    }

    .result-text {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    body {
        padding: 10px;
    }

    .main-title {
        font-size: 1.6rem;
    }

    .header {
        padding: 40px 20px 30px;
    }
}