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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    line-height: 1.2;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.btn-primary {
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: white;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #1d4ed8, #1e40af);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.btn-secondary {
    background: transparent;
    color: #2563eb;
    border: 2px solid #2563eb;
}

.btn-secondary:hover {
    background: #2563eb;
    color: white;
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: #2563eb;
    border: 2px solid #2563eb;
    padding: 10px 25px;
    font-size: 14px;
}

.btn-outline:hover {
    background: #2563eb;
    color: white;
}

.full-width {
    width: 100%;
    text-align: center;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.navbar {
    padding: 15px 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo h2 {
    color: #2563eb;
    font-size: 24px;
    margin-bottom: -5px;
}

.nav-logo span {
    color: #64748b;
    font-size: 14px;
    font-weight: 400;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #2563eb;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #2563eb;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23e2e8f0" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 20px;
    color: #1e293b;
}

.highlight {
    color: #2563eb;
    position: relative;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 8px;
    background: rgba(37, 99, 235, 0.2);
    z-index: -1;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: #64748b;
    margin-bottom: 20px;
    font-weight: 400;
}

.hero-description {
    font-size: 1.1rem;
    color: #64748b;
    margin-bottom: 30px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.stat {
    text-align: center;
    padding: 20px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.stat h3 {
    font-size: 2.5rem;
    color: #2563eb;
    margin-bottom: 5px;
}

.stat p {
    color: #64748b;
    font-weight: 500;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.5rem;
    color: #1e293b;
    margin-bottom: 15px;
}

.section-header p {
    font-size: 1.1rem;
    color: #64748b;
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    padding: 80px 0;
    background: white;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h3 {
    font-size: 2rem;
    color: #1e293b;
    margin-bottom: 20px;
}

.about-text p {
    font-size: 1.1rem;
    color: #64748b;
    margin-bottom: 30px;
    line-height: 1.7;
}

.features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.feature {
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.feature i {
    font-size: 24px;
    color: #2563eb;
    margin-top: 5px;
}

.feature h4 {
    color: #1e293b;
    margin-bottom: 8px;
}

.feature p {
    color: #64748b;
    font-size: 0.95rem;
    line-height: 1.6;
}

.about-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Courses Section */
.courses {
    padding: 80px 0;
    background: #f8fafc;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.course-card {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    text-align: center;
}

.course-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.course-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.course-icon i {
    font-size: 32px;
    color: white;
}

.course-card h3 {
    font-size: 1.5rem;
    color: #1e293b;
    margin-bottom: 15px;
}

.course-card p {
    color: #64748b;
    margin-bottom: 20px;
    line-height: 1.6;
}

.course-card ul {
    list-style: none;
    margin-bottom: 25px;
    text-align: left;
}

.course-card li {
    padding: 8px 0;
    color: #64748b;
    position: relative;
    padding-left: 20px;
}

.course-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #2563eb;
    font-weight: bold;
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.contact-item i {
    font-size: 24px;
    color: #2563eb;
    margin-top: 5px;
}

.contact-item h4 {
    color: #1e293b;
    margin-bottom: 8px;
}

.contact-item p, .contact-item a {
    color: #64748b;
    text-decoration: none;
    line-height: 1.6;
}

.contact-item a:hover {
    color: #2563eb;
}

.contact-form {
    background: #f8fafc;
    padding: 40px;
    border-radius: 15px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-size: 16px;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2563eb;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Map Section */
.map-section {
    padding: 60px 0;
    background: #f8fafc;
}

.map-container {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Footer */
.footer {
    background: #1e293b;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 20px;
    color: white;
}

.footer-section p {
    color: #cbd5e1;
    line-height: 1.6;
    margin-bottom: 15px;
}

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

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #cbd5e1;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #2563eb;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-link {
    width: 40px;
    height: 40px;
    background: #2563eb;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
}

.footer-bottom {
    border-top: 1px solid #334155;
    padding-top: 20px;
    text-align: center;
    color: #cbd5e1;
}

/* Floating Contact Buttons */
.floating-buttons {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    display: flex;
    justify-content: space-between;
    z-index: 1000;
    pointer-events: none;
}

.floating-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: white;
    font-size: 24px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    pointer-events: all;
}

.whatsapp-btn {
    background: #25d366;
}

.whatsapp-btn:hover {
    background: #128c7e;
    transform: scale(1.1);
}

.call-btn {
    background: #2563eb;
}

.call-btn:hover {
    background: #1d4ed8;
    transform: scale(1.1);
}

/* Contact Panel */
.contact-panel {
    position: fixed;
    top: 50%;
    right: -400px;
    transform: translateY(-50%);
    width: 350px;
    background: white;
    border-radius: 15px 0 0 15px;
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.2);
    z-index: 1001;
    transition: right 0.3s ease;
    max-height: 80vh;
    overflow-y: auto;
}

.contact-panel.active {
    right: 0;
}

.contact-panel-header {
    background: #2563eb;
    color: white;
    padding: 20px;
    border-radius: 15px 0 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.contact-panel-header h3 {
    margin: 0;
    color: white;
}

.close-btn {
    background: none;
    border: none;
    color: white;
    font-size: 20px;
    cursor: pointer;
    padding: 5px;
}

.contact-panel-content {
    padding: 20px;
}

.contact-option {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 0;
    border-bottom: 1px solid #e2e8f0;
}

.contact-option:last-child {
    border-bottom: none;
}

.contact-option i {
    font-size: 20px;
    color: #2563eb;
    width: 30px;
}

.contact-option h4 {
    margin: 0 0 5px 0;
    color: #1e293b;
    font-size: 14px;
}

.contact-option p,
.contact-option a {
    margin: 0;
    color: #64748b;
    text-decoration: none;
    font-size: 14px;
}

.contact-option a:hover {
    color: #2563eb;
}

/* Contact Trigger Button */
.contact-trigger {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: #2563eb;
    color: white;
    padding: 15px 20px;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.3);
    transition: all 0.3s ease;
    z-index: 1000;
    font-weight: 500;
}

.contact-trigger:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(37, 99, 235, 0.4);
}

.contact-trigger i {
    font-size: 18px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 20px 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        margin: 15px 0;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

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

    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

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

    .floating-buttons {
        bottom: 80px;
    }

    .contact-panel {
        width: 100%;
        right: -100%;
        border-radius: 0;
    }

    .contact-panel.active {
        right: 0;
    }

    .contact-panel-header {
        border-radius: 0;
    }

    .contact-trigger {
        bottom: 80px;
        right: 20px;
    }

    .contact-trigger span {
        display: none;
    }

    .contact-trigger {
        width: 50px;
        height: 50px;
        border-radius: 50%;
        justify-content: center;
        padding: 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero {
        padding: 100px 0 60px;
    }

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

    .section-header h2 {
        font-size: 2rem;
    }

    .course-card {
        padding: 20px;
    }

    .contact-form {
        padding: 20px;
    }

    .floating-btn {
        width: 50px;
        height: 50px;
        font-size: 20px;
    }
}

/* Animation Classes */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.slide-in-right {
    animation: slideInRight 0.6s ease-out;
}

/* Loading Animation */
.loading {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.loading.loaded {
    opacity: 1;
    transform: translateY(0);
}

/* Smooth Scrolling Enhancement */
html {
    scroll-padding-top: 80px;
}

/* Focus Styles for Accessibility */
.btn:focus,
.nav-link:focus,
.floating-btn:focus,
.contact-trigger:focus {
    outline: 2px solid #2563eb;
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .floating-buttons,
    .contact-panel,
    .contact-trigger {
        display: none;
    }
}