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

:root {
    --primary-color: #2196F3;
    --light-color: #64B5F6;
    --dark-color: #1565C0;
    --accent-color: #0D47A1;
    --black: #1a1a1a;
    --white: #ffffff;
    --light-gray: #f5f5f5;
    --medium-gray: #e0e0e0;
    --text-gray: #666666;
    --success: #4CAF50;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--black);
    background-color: var(--white);
}

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

/* Navigation */
.navbar {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

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

.logo h2 {
    color: var(--primary-color);
    font-size: 1.8rem;
    font-weight: 700;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.nav-menu a {
    text-decoration: none;
    color: var(--black);
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    position: relative;
}

.nav-menu a:hover {
    color: var(--primary-color);
    background-color: rgba(33, 150, 243, 0.08);
}

.nav-menu a.active {
    color: var(--white);
    background-color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(33, 150, 243, 0.3);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #e3f2fd 0%, var(--white) 100%);
    padding: 4rem 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 40%;
    height: 200%;
    background: radial-gradient(circle, rgba(33, 150, 243, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: 3rem;
    color: var(--black);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.tagline {
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.description {
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: 2rem;
}

.hero-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background-color: var(--dark-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(33, 150, 243, 0.4);
}

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

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(33, 150, 243, 0.3);
}

/* Features Section */
.features {
    padding: 4rem 0;
    background-color: var(--white);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--black);
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 3rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid var(--medium-gray);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
}

.feature-icon img {
    width: 80px;
    height: 80px;
    margin-bottom: 1rem;
    border-radius: 50%;
    padding: 1rem;
    background-color: rgba(33, 150, 243, 0.1);
}

.feature-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.feature-card p {
    color: var(--text-gray);
    line-height: 1.8;
}

/* Services Section */
.services-preview {
    padding: 4rem 0;
    background-color: var(--light-gray);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.service-card {
    background-color: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background-color: var(--primary-color);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: 0 15px 40px rgba(33, 150, 243, 0.2);
}

.service-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.service-card h3 {
    color: var(--black);
    padding: 1rem;
    font-size: 1.3rem;
}

.service-card p {
    color: var(--text-gray);
    padding: 0 1rem 1.5rem;
}

.text-center {
    text-align: center;
    margin-top: 2rem;
}

/* CTA Section */
.cta {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-color) 100%);
    color: var(--white);
    padding: 5rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -50%;
    width: 200%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 60%);
    animation: float 15s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateX(0) translateY(0); }
    50% { transform: translateX(50px) translateY(-20px); }
}

.cta h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.cta p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-color) 100%);
    color: var(--white);
    padding: 4rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 60%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, transparent 60%);
}

.page-header h1 {
    font-size: 2.8rem;
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 1;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.page-header p {
    position: relative;
    z-index: 1;
    font-size: 1.1rem;
}

/* Services Page */
.services-section {
    padding: 3rem 0;
}

.services-list {
    margin-top: 2rem;
}

.service-item {
    background-color: var(--white);
    border: 1px solid var(--medium-gray);
    border-radius: 10px;
    padding: 2rem;
    margin-bottom: 1.5rem;
    display: grid;
    grid-template-columns: 200px 1fr auto;
    gap: 2rem;
    align-items: center;
}

.service-item img {
    width: 200px;
    height: 150px;
    object-fit: cover;
    border-radius: 8px;
}

.service-details h3 {
    color: var(--black);
    margin-bottom: 0.5rem;
}

.service-details p {
    color: var(--text-gray);
    margin-bottom: 0.5rem;
}

.service-tech {
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 500;
}

.service-actions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.btn-edit,
.btn-delete {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-edit {
    background-color: var(--primary-green);
    color: var(--white);
}

.btn-edit:hover {
    background-color: var(--dark-green);
}

.btn-delete {
    background-color: #d32f2f;
    color: var(--white);
}

.btn-delete:hover {
    background-color: #b71c1c;
}

/* Courses Page */
.courses-section {
    padding: 3rem 0;
}

.courses-list {
    margin-top: 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.course-item {
    background-color: var(--white);
    border: 1px solid var(--medium-gray);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
}

.course-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.course-content {
    padding: 1.5rem;
}

.course-content h3 {
    color: var(--black);
    margin-bottom: 0.5rem;
}

.course-content p {
    color: var(--text-gray);
    margin-bottom: 1rem;
}

.course-meta {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    font-weight: 600;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.course-meta span:first-child {
    color: var(--primary-green);
}

.course-meta span:last-child {
    color: var(--primary-blue);
}

.course-actions {
    display: flex;
    gap: 0.5rem;
}

/* FAQ Section */
.faq-section {
    padding: 3rem 0;
    background-color: var(--light-gray);
}

.faq-list {
    margin-top: 2rem;
}

.faq-item {
    background-color: var(--white);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.faq-question h3 {
    color: var(--black);
    font-size: 1.2rem;
}

.faq-answer {
    color: var(--text-gray);
    margin-top: 1rem;
    line-height: 1.6;
}

.faq-actions {
    margin-top: 1rem;
    display: flex;
    gap: 0.5rem;
}

/* Contact Page */
.contact-section {
    padding: 3rem 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info {
    background-color: var(--light-gray);
    padding: 2rem;
    border-radius: 10px;
}

.contact-info h2 {
    color: var(--primary-green);
    margin-bottom: 1rem;
}

.contact-item {
    margin-bottom: 2rem;
}

.contact-item h3 {
    color: var(--black);
    margin-bottom: 0.5rem;
}

.contact-item p {
    color: var(--text-gray);
    line-height: 1.8;
}

.contact-form-container {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.contact-form-container h2 {
    color: var(--black);
    margin-bottom: 1.5rem;
}

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

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--medium-gray);
    border-radius: 5px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

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

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 5px;
    display: none;
}

.form-message.success {
    background-color: #e8f5e9;
    color: var(--dark-green);
    display: block;
}

.form-message.error {
    background-color: #ffebee;
    color: #c62828;
    display: block;
}

.map-section {
    padding: 3rem 0;
    background-color: var(--light-gray);
}

.map-placeholder {
    background-color: var(--white);
    padding: 2rem;
    text-align: center;
    border-radius: 10px;
}

.map-placeholder img {
    width: 100%;
    max-width: 800px;
    border-radius: 8px;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    overflow: auto;
}

.modal-content {
    background-color: var(--white);
    margin: 5% auto;
    padding: 2rem;
    border-radius: 10px;
    max-width: 600px;
    position: relative;
}

.close {
    color: var(--text-gray);
    float: right;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    line-height: 1;
}

.close:hover {
    color: var(--black);
}

.modal-content h2 {
    color: var(--black);
    margin-bottom: 1.5rem;
}

.modal-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

/* Footer */
.footer {
    background-color: var(--black);
    color: var(--white);
    padding: 3rem 0 1rem;
}

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

.footer-section h3 {
    color: var(--primary-green);
    margin-bottom: 1rem;
}

.footer-section h4 {
    color: var(--light-green);
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--white);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--primary-green);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #333;
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .service-item {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 1rem;
    }

    .service-item img {
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
    }

    .service-actions {
        flex-direction: row;
        justify-content: center;
    }

    .courses-list {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 0.5rem 0;
    }

    .navbar .container {
        flex-direction: column;
        gap: 1rem;
    }

    .logo h2 {
        font-size: 1.5rem;
    }

    .nav-menu {
        flex-direction: row;
        gap: 0.5rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .nav-menu a {
        padding: 0.4rem 0.8rem;
        font-size: 0.9rem;
    }

    .hero {
        padding: 2rem 0;
    }

    .hero .container {
        grid-template-columns: 1fr;
    }

    .hero-content h1 {
        font-size: 2rem;
        text-align: center;
    }

    .tagline {
        font-size: 1.2rem;
        text-align: center;
    }

    .description {
        text-align: center;
    }

    .hero-image {
        order: -1;
    }

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

    .section-subtitle {
        font-size: 1rem;
    }

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

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

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

    .service-item {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 1.5rem;
    }

    .service-item img {
        width: 100%;
        max-width: 100%;
        height: auto;
    }

    .service-actions {
        flex-direction: row;
        justify-content: center;
        gap: 1rem;
    }

    .courses-list {
        grid-template-columns: 1fr;
    }

    .cta h2 {
        font-size: 1.8rem;
    }

    .cta p {
        font-size: 1rem;
    }

    .page-header h1 {
        font-size: 2rem;
    }

    .modal-content {
        margin: 10% 1rem;
        padding: 1.5rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.6rem;
    }

    .tagline {
        font-size: 1rem;
    }

    .description {
        font-size: 0.95rem;
    }

    .btn {
        padding: 0.7rem 1.5rem;
        font-size: 0.9rem;
        width: 100%;
        text-align: center;
    }

    .feature-card {
        padding: 1.5rem;
    }

    .service-card h3 {
        font-size: 1.1rem;
    }

    .course-meta {
        flex-direction: column;
        align-items: flex-start;
    }
}