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

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

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

/* Typography */
h1, h2, h3, h4 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
    color: #0d1b2a;
    text-align: center;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 2rem;
    color: #1a3a5f;
    padding-bottom: 10px;
    border-bottom: 2px solid #4db8ff;
    margin-top: 30px;
}

h3 {
    font-size: 1.5rem;
    color: #2c5a8a;
}

/* Header & Navigation */
header {
    background: linear-gradient(135deg, #0d1b2a 0%, #1b3a5f 100%);
    color: white;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

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

.logo {
    display: flex;
    align-items: center;
    font-size: 1.8rem;
    font-weight: 700;
    color: white;
    text-decoration: none;
}

.logo-img {
    height: 50px;
    margin-right: 15px;
    background-color: white;
    padding: 5px;
    border-radius: 4px;
}

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

.logo-text span:first-child {
    font-size: 1.8rem;
    font-weight: 700;
    color: #4db8ff;
}

.logo-text span:last-child {
    font-size: 0.8rem;
    font-weight: 400;
    color: #ccc;
    margin-top: -5px;
}

nav ul {
    display: flex;
    list-style: none;
}

nav li {
    margin-left: 2rem;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
    padding: 5px 10px;
    border-radius: 4px;
}

nav a:hover {
    color: #4db8ff;
    background-color: rgba(255, 255, 255, 0.1);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Main Content */
main {
    min-height: calc(100vh - 180px);
    padding: 40px 0;
}

.page-title {
    text-align: center;
    margin-bottom: 40px;
}

.page-title p {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.1rem;
    color: #666;
}

/* About Section */
.about-section {
    background-color: white;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    margin-top: 40px;
}

.mission-vision {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin: 40px 0;
}

.mission-card, .vision-card {
    background-color: #f8f9fa;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
    border-top: 4px solid #4db8ff;
}

.mission-card h3, .vision-card h3 {
    color: #1a3a5f;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}

.mission-card h3 i, .vision-card h3 i {
    color: #4db8ff;
    margin-right: 10px;
}

/* Contact Section */
.contact-section {
    background-color: white;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    margin-top: 40px;
}

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

.contact-card {
    background-color: #f8f9fa;
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
    border-left: 4px solid #4db8ff;
    transition: transform 0.3s;
}

.contact-card:hover {
    transform: translateY(-5px);
}

.contact-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid #e0e0e0;
}

.contact-avatar {
    width: 60px;
    height: 60px;
    background-color: #4db8ff;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 600;
    margin-right: 15px;
}

.contact-name-title h3 {
    margin-bottom: 5px;
    color: #1a3a5f;
}

.contact-name-title p {
    color: #666;
    font-size: 0.9rem;
}

.contact-details p {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.contact-details i {
    color: #4db8ff;
    margin-right: 10px;
    width: 20px;
    text-align: center;
}

.contact-details a {
    color: #333;
    text-decoration: none;
    transition: color 0.3s;
}

.contact-details a:hover {
    color: #4db8ff;
}

/* Advantages */
.advantages {
    margin: 25px 0;
}

.advantage-item {
    background-color: white;
    padding: 15px;
    margin-bottom: 15px;
    border-radius: 6px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
    border-left: 4px solid #4db8ff;
}

.advantage-item i {
    color: #4db8ff;
    margin-right: 10px;
}

/* Buttons */
.view-btn {
    display: inline-block;
    background-color: #4db8ff;
    color: white;
    padding: 8px 16px;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 500;
    font-size: 0.9rem;
    transition: background-color 0.3s;
}

.view-btn:hover {
    background-color: #2a9cf5;
}

.back-btn {
    display: inline-block;
    background-color: #666;
    color: white;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 500;
    margin-top: 20px;
    transition: background-color 0.3s;
}

.back-btn:hover {
    background-color: #555;
}

/* Loading Spinner */
.loading-spinner {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 50px;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid #f3f3f3;
    border-top: 5px solid #4db8ff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Image Placeholder */
.image-placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(to bottom right, #e9f7fe, #d1e8ff);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #2c5a8a;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    border: 1px dashed #4db8ff;
}

.image-placeholder i {
    font-size: 3rem;
    margin-bottom: 20px;
    color: #4db8ff;
}

/* Footer */
footer {
    background-color: #0d1b2a;
    color: white;
    padding: 40px 0 20px;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 30px;
}

.footer-section {
    flex: 1;
    min-width: 250px;
    margin-bottom: 30px;
}

.footer-section h3 {
    color: #4db8ff;
    font-size: 1.3rem;
    margin-bottom: 20px;
}

.footer-section p {
    color: #ccc;
    margin-bottom: 10px;
}

.footer-section a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: #4db8ff;
}

.copyright {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #1b3a5f;
    color: #999;
    font-size: 0.9rem;
}