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

:root {
    --primary-color: #2dccd3;
    --secondary-color: #abebed;
    --accent-color: #ffca00;
    --white: #ffffff;
    --text-dark: #1a1a1a;
    --text-light: #666666;
    --shadow: rgba(45, 204, 211, 0.15);
    --shadow-hover: rgba(45, 204, 211, 0.3);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: linear-gradient(135deg, #f5f9fa 0%, #e8f4f5 100%);
    overflow-x: hidden;
}

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

.header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    padding: 40px 0;
    box-shadow: 0 4px 20px var(--shadow);
}

.recruiter-info {
    display: flex;
    align-items: center;
    gap: 30px;
    flex-wrap: wrap;
    position: relative;
}

.avatar-container {
    position: relative;
}

.avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 5px solid var(--white);
    object-fit: cover;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
}

.avatar:hover {
    transform: scale(1.05);
}

.recruiter-details {
    flex: 1;
    min-width: 250px;
}

.recruiter-name {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.recruiter-name .highlight-sm {
    color: var(--accent-color);
}

.social-links {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: var(--white);
    color: var(--primary-color);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.social-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
    background: var(--secondary-color);
}

.social-link svg {
    flex-shrink: 0;
}

#svg_zalo_icon {
    width: 20px;
    height: 20px;
    display: block;
}

.logo-container {
    margin-left: auto;
}

.header-logo {
    max-width: 150px;
    height: auto;
    object-fit: contain;
    filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.15));
    transition: transform 0.3s ease;
}

.header-logo:hover {
    transform: scale(1.05);
}

.hero {
    padding: 80px 0;
    background: var(--white);
}

.hero-content {
    text-align: center;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--text-light);
    margin-bottom: 50px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.income-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.income-card {
    background: linear-gradient(135deg, var(--white) 0%, #f8fdfd 100%);
    padding: 40px 30px;
    border-radius: 20px;
    box-shadow: 0 10px 40px var(--shadow);
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.income-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--secondary-color) 100%);
}

.income-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 50px var(--shadow-hover);
    border-color: var(--primary-color);
}

.income-icon {
    font-size: 4rem;
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.income-image {
    width: 100%;
    max-width: 280px;
    height: auto;
    border-radius: 15px;
    object-fit: cover;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
}

.income-card:hover .income-image {
    transform: scale(1.05);
}

.income-card h3 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.income-amount {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 30px;
}

.income-amount span {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-color);
    display: block;
    margin-top: 10px;
}

.btn-register {
    display: inline-block;
    padding: 16px 40px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 6px 25px var(--shadow);
    border: none;
    cursor: pointer;
    text-align: center;
}

.btn-register:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 35px var(--shadow-hover);
    background: linear-gradient(135deg, #26b8be 0%, #9ae0e2 100%);
}

.btn-large {
    padding: 20px 50px;
    font-size: 1.2rem;
}

.policy-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f0fafa 0%, var(--white) 100%);
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color) 0%, var(--accent-color) 50%, var(--secondary-color) 100%);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-top: 25px;
}

.policy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-bottom: 50px;
}

.policy-card {
    background: var(--white);
    padding: 35px 25px;
    border-radius: 15px;
    box-shadow: 0 5px 25px var(--shadow);
    transition: all 0.3s ease;
    text-align: center;
    border: 2px solid transparent;
}

.policy-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 35px var(--shadow-hover);
    border-color: var(--secondary-color);
}

.policy-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.policy-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.policy-card p {
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.6;
}

.register-center {
    text-align: center;
    margin-top: 50px;
}

.privileges-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--white) 0%, #f0fafa 100%);
}

.privileges-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-bottom: 50px;
}

.privilege-card {
    background: var(--white);
    padding: 35px 25px;
    border-radius: 15px;
    box-shadow: 0 5px 25px var(--shadow);
    transition: all 0.3s ease;
    text-align: center;
    border: 2px solid transparent;
    position: relative;
}

.privilege-card.highlight {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    border-color: var(--primary-color);
}

.privilege-card.highlight h3,
.privilege-card.highlight p {
    color: var(--white);
}

.privilege-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 35px var(--shadow-hover);
}

.privilege-card.highlight:hover {
    border-color: var(--white);
}

.privilege-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.privilege-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.privilege-card p {
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.6;
}

.privilege-card strong {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--accent-color);
}

.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 30px 0;
    text-align: center;
}

.footer p {
    font-size: 0.95rem;
    opacity: 0.8;
}

.footer a {
    color: #ff0000;
    text-decoration: none;
    font-weight: 700;
}

.footer a:hover {
    opacity: 0.8;
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .recruiter-name {
        font-size: 2rem;
    }

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

    .income-cards {
        grid-template-columns: 1fr;
    }

    .policy-grid,
    .privileges-grid {
        grid-template-columns: 1fr;
    }

    .social-links {
        flex-direction: column;
    }

    .social-link {
        width: 100%;
        justify-content: center;
    }

    .logo-container {
        position: absolute;
        top: 0;
        right: 0;
        margin-left: 0;
    }

    .header-logo {
        max-width: 100px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 50px 0;
    }

    .policy-section,
    .privileges-section {
        padding: 50px 0;
    }

    .income-card,
    .policy-card,
    .privilege-card {
        padding: 25px 20px;
    }
}