/* css/style.css */
:root {
    --primary: #f8fafc;
    --secondary: #e2e8f0;
    --accent-blue: #2563eb;
    --accent-orange: #f97316;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --card-bg: #ffffff;
    --footer-bg: #e2e8f0;
    --gradient-start: #f1f5f9;
    --gradient-end: #e2e8f0;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    margin-bottom: 20px;
}

h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 50px;
    position: relative;
}

h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(to right, var(--accent-blue), var(--accent-orange));
}

.cyber-text {
    background: linear-gradient(45deg, var(--accent-blue), var(--accent-orange));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Navigation */
.navbar {
    background-color: rgba(248, 250, 252, 0.95);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(37, 99, 235, 0.2);
    padding: 15px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
}

.nav-logo a {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--accent-orange);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-orange);
    transition: width 0.3s ease;
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    z-index: 1001;
    padding: 5px;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    margin: 3px 0;
    transition: 0.3s;
}

.hamburger.active .bar:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.hamburger.active .bar:nth-child(2) {
    opacity: 0;
}

.hamburger.active .bar:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 0 50px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    z-index: -1;
}

.hero-content {
    flex: 1;
    padding: 0 20px;
    animation: fadeIn 1s ease-out;
}

.hero-content h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-content p {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    color: var(--text-secondary);
    margin-bottom: 30px;
    max-width: 600px;
}

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

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    text-align: center;
    min-width: 150px;
}

.btn-primary {
    background: linear-gradient(45deg, var(--accent-blue), #3b82f6);
    color: white;
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(45deg, #1d4ed8, var(--accent-blue));
    box-shadow: 0 0 15px rgba(37, 99, 235, 0.3);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--accent-orange);
    border: 2px solid var(--accent-orange);
}

.btn-secondary:hover {
    background: var(--accent-orange);
    color: white;
    box-shadow: 0 0 15px rgba(249, 115, 22, 0.3);
    transform: translateY(-2px);
}

.btn-enroll {
    background: var(--accent-orange);
    color: white;
    border: none;
    padding: 10px 20px;
    font-size: 0.9rem;
    margin-top: 15px;
}

.btn-enroll:hover {
    background: #ea580c;
    box-shadow: 0 0 10px rgba(249, 115, 22, 0.3);
    transform: translateY(-2px);
}

.hero-animation {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    height: 400px;
}

.cyber-circle {
    width: 300px;
    height: 300px;
    border: 2px solid var(--accent-blue);
    border-radius: 50%;
    position: relative;
    animation: rotate 20s linear infinite;
}

.cyber-circle::before {
    content: '';
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 20px;
    background: var(--accent-orange);
    border-radius: 50%;
    box-shadow: 0 0 20px var(--accent-orange), 0 0 40px var(--accent-orange);
}

.floating-code {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: 'Courier New', monospace;
    color: var(--accent-blue);
    font-size: 1.2rem;
    animation: float 3s ease-in-out infinite;
}

/* About Section */
.about {
    padding: 100px 0;
    background-color: var(--secondary);
}

.about-content {
    display: flex;
    gap: 50px;
    align-items: center;
    flex-wrap: wrap;
}

.about-text {
    flex: 1;
    min-width: 300px;
}

.about-text p {
    margin-bottom: 30px;
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature {
    text-align: center;
    padding: 25px;
    border-radius: 8px;
    background: var(--card-bg);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.feature:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.feature i {
    font-size: 2.5rem;
    color: var(--accent-blue);
    margin-bottom: 15px;
}

.feature h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.feature p {
    color: var(--text-secondary);
    font-size: 1rem;
}

.about-image {
    flex: 1;
    display: flex;
    justify-content: center;
    min-width: 300px;
}

.cyber-box {
    width: 100%;
    max-width: 400px;
    height: 300px;
    background: var(--card-bg);
    border: 1px solid var(--accent-blue);
    border-radius: 8px;
    padding: 20px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.cyber-box::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(to bottom right, rgba(249, 115, 22, 0.1), transparent);
    transform: rotate(45deg);
    animation: shine 3s infinite;
}

.code-animation {
    font-family: 'Courier New', monospace;
    color: var(--accent-blue);
    font-size: 0.9rem;
    line-height: 1.5;
    animation: type 10s steps(50) infinite;
    white-space: nowrap;
    overflow: hidden;
    border-right: 2px solid var(--accent-blue);
}

/* Courses Section */
.courses {
    padding: 100px 0;
    background-color: var(--primary);
}

.course-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.course-card {
    background: var(--card-bg);
    border-radius: 8px;
    padding: 30px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.course-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 0;
    background: linear-gradient(to bottom, var(--accent-blue), var(--accent-orange));
    transition: height 0.3s ease;
}

.course-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.course-card:hover::before {
    height: 100%;
}

.course-icon {
    font-size: 3rem;
    color: var(--accent-blue);
    margin-bottom: 20px;
}

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

.course-card p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
}

.course-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
}

.course-tags span {
    background: rgba(37, 99, 235, 0.1);
    color: var(--accent-blue);
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Gallery Section */
.gallery {
    padding: 100px 0;
    background-color: var(--secondary);
}

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

.gallery-item {
    border-radius: 8px;
    overflow: hidden;
    position: relative;
    height: 250px;
    transition: transform 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.gallery-item:hover {
    transform: translateY(-10px);
}

.gallery-image {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.gallery-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover .gallery-image img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.9);
    padding: 20px;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay h3 {
    color: var(--accent-orange);
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.gallery-overlay p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background-color: var(--primary);
}

.contact-content {
    display: flex;
    gap: 50px;
    flex-wrap: wrap;
}

.contact-info {
    flex: 1;
    min-width: 300px;
}

.info-item {
    display: flex;
    align-items: center;
    margin-bottom: 30px;
}

.info-item i {
    font-size: 1.5rem;
    color: var(--accent-blue);
    margin-right: 15px;
}

.info-item p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.social-links a {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--secondary);
    color: var(--accent-orange);
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--accent-orange);
    color: white;
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(249, 115, 22, 0.3);
}

.map-container {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    min-width: 300px;
}

.cyber-map {
    width: 100%;
    height: 300px;
    background: var(--secondary);
    border: 1px solid var(--accent-blue);
    border-radius: 8px;
    position: relative;
    overflow: hidden;
}

.map-points {
    position: relative;
    width: 100%;
    height: 100%;
}

.point {
    position: absolute;
    width: 10px;
    height: 10px;
    background: var(--accent-orange);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-orange);
    animation: pulse 2s infinite;
}

.map-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.map-lines::before {
    content: '';
    position: absolute;
    top: 30%;
    left: 40%;
    width: 30%;
    height: 30%;
    border-top: 1px solid var(--accent-blue);
    border-right: 1px solid var(--accent-blue);
    animation: drawLine 5s infinite;
}

.map-lines::after {
    content: '';
    position: absolute;
    top: 60%;
    left: 70%;
    width: 20%;
    height: 20%;
    border-bottom: 1px solid var(--accent-orange);
    border-left: 1px solid var(--accent-orange);
    animation: drawLine 5s infinite 1s;
}

/* Footer */
footer {
    background: var(--footer-bg);
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.footer-section h3, .footer-section h4 {
    margin-bottom: 20px;
    color: var(--accent-blue);
}

.footer-section p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
}

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

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

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

.footer-section ul li a:hover {
    color: var(--accent-blue);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    color: var(--text-secondary);
}

/* Animations */
@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes float {
    0% { transform: translate(-50%, -50%); }
    50% { transform: translate(-50%, -55%); }
    100% { transform: translate(-50%, -50%); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes shine {
    0% { transform: rotate(45deg) translate(-50%, -50%); }
    100% { transform: rotate(45deg) translate(50%, 50%); }
}

@keyframes type {
    0% { width: 0; }
    50% { width: 100%; }
    100% { width: 100%; }
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.5); opacity: 0.7; }
    100% { transform: scale(1); opacity: 1; }
}

@keyframes drawLine {
    0% { width: 0; height: 0; }
    100% { width: 30%; height: 30%; }
}

.typing-animation {
    overflow: hidden;
    border-right: 3px solid var(--accent-blue);
    white-space: nowrap;
    animation: typing 3.5s steps(40, end), blink-caret 0.75s step-end infinite;
}

@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

@keyframes blink-caret {
    from, to { border-color: transparent; }
   50% { border-color: var(--accent-blue); }
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .contact-content {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        background: var(--secondary);
        width: 100%;
        height: calc(100vh - 70px);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        transition: left 0.3s ease;
        gap: 30px;
        padding-top: 50px;
        overflow-y: auto;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-content p {
        margin: 0 auto 30px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .cyber-circle {
        width: 250px;
        height: 250px;
    }
    
    h2 {
        font-size: 2rem;
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

@media (max-width: 576px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .btn {
        padding: 10px 20px;
        width: 100%;
    }

    .hero-buttons {
        flex-direction: column;
    }
    
    .features {
        grid-template-columns: 1fr;
    }
    
    .course-grid {
        grid-template-columns: 1fr;
    }

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

    .cyber-box {
        height: 250px;
    }

    .code-animation {
        font-size: 0.8rem;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-item {
        height: 200px;
    }
}

@media (max-width: 400px) {
    .nav-logo a {
        font-size: 1.5rem;
    }

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

    .cyber-circle {
        width: 200px;
        height: 200px;
    }

    .floating-code {
        font-size: 1rem;
    }

    .course-card {
        padding: 20px;
    }
}