:root {
    --primary-color: #1a237e;
    --secondary-color: #3949ab;
    --accent-color: #00acc1;
    --light-color: #f5f7fa;
    --dark-color: #263238;
    --success-color: #00c853;
    --text-color: #455a64;
    --sidebar-bg: #171b26;
    --sidebar-border: #232537;
    --sidebar-text: #ccd6f6;
    --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --hover-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
    --gradient-primary: linear-gradient(135deg, #1a237e 0%, #3949ab 100%);
    --gradient-accent: linear-gradient(135deg, #00acc1 0%, #0097a7 100%);
    --gradient-success: linear-gradient(135deg, #00c853 0%, #00a040 100%);
}

body {
    color: var(--text-color);
    line-height: 1.6;
    color: var(--text-color);
    background-color: #f8f9fa;
    overflow-x: hidden;
}

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    min-height: 90vh;
    padding: 60px 0;
    background: linear-gradient(135deg, rgba(26, 35, 126, 0.05) 0%, rgba(57, 73, 171, 0.1) 100%);
    border-radius: 16px;
    margin-bottom: 60px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50px;
    right: -50px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: rgba(0, 172, 193, 0.1);
    z-index: 0;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -50px;
    left: -50px;
    width: 250px;
    height: 250px;
    border-radius: 50%;
    background: rgba(0, 200, 83, 0.1);
    z-index: 0;
}

.hero-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    z-index: 1;
}

.hero-text {
    flex: 1;
    padding-right: 40px;
}

.hero-image {
    flex: 0 0 300px;
    text-align: center;
}

.profile-img-large {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    object-fit: cover;
    border: 5px solid white;
    box-shadow: var(--hover-shadow);
}

.welcome {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.8rem;
    color: var(--accent-color);
    margin-bottom: 10px;
    margin-left: 40px;
    font-weight: 500;
}

.hero h1 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.5rem;
    color: #2d3748;
    margin-bottom: 20px;
    font-weight: 700;
    margin-left: 40px;
    margin-right: 40px;
    line-height: 1.2;
}

.hero p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    margin-left: 40px;
    margin-right: 40px;
    color: var(--text-color);
    text-align: justify;
}


.cta-buttons {
    margin-left: 40px;
    display: flex;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    padding: 12px 24px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 8px rgba(26, 35, 126, 0.2);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(26, 35, 126, 0.3);
}

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

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

.btn i {
    margin-left: 8px;
}

.section {
    margin-bottom: 80px;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

/* header */
header {
    text-align: center;
    margin-bottom: 35px;
    padding: 14px 16px;
    background-color: #2d3748;
    border-radius: 12px;
    color: white;
    box-shadow: var(--card-shadow);
    position: relative;
    overflow: hidden;
}
header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

header::after {
    content: '';
    position: absolute;
    bottom: -50%;
    left: -10%;
    width: 250px;
    height: 250px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

h1 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    position: relative;
    z-index: 1;
}


.section-title {
    font-family: 'Montserrat', sans-serif;
    color: #1a237e;
    font-size: 1.8rem;
    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: var(--gradient-accent);
    border-radius: 2px;
}

.section-subtitle {
    color: var(--text-color);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
}

/* About Section */
.about-content {
    display: flex;
    gap: 40px;
    align-items: center;
}

.about-text {
    flex: 2;
}

.about-image {
    flex: 1;
    text-align: center;
}

.about-image img {
    max-width: 100%;
    border-radius: 12px;
    box-shadow: var(--hover-shadow);
}

.about-text p {
    margin-bottom: 20px;
    font-size: 1.1rem;
    line-height: 1.8;
    text-align: justify;
    padding-left: 15px;
}

/* Vision Section */
.vision-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.vision-card {
    background: white;
    border-radius: 16px;
    padding: 30px;
    box-shadow: var(--card-shadow);
    transition: all 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

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

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

.vision-card h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.3rem;
    color: #2d3748;
    margin-bottom: 15px;
}

.vision-card p {
    flex-grow: 1;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Responsive Styles */
@media (max-width: 900px) {
    .main-content {
        margin-left: 0;
    }

    .hero-content {
        flex-direction: column;
        text-align: center;
    }

    .hero-text {
        padding-right: 0;
        margin-bottom: 40px;
    }

    .about-content {
        flex-direction: column;
    }

}

@media (max-width: 600px) {

    .hero h1 {
        font-size: 1.8rem;
    }

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

    .cta-buttons {
        justify-content: center;
    }

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

@media (max-width: 400px) {
    .hero h1 {
        font-size: 2rem;
    }

    .profile-img-large {
        width: 200px;
        height: 200px;
    }

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

    .about-text p {
        font-size: 1rem;
    }
}