* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: #0a0e27;
    color: #ffffff;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
header {
    padding: 15px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    background-color: rgba(10, 14, 39, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.logo {
    font-size: 24px;
    font-weight: bold;
    color: #4a9fff;
    text-decoration: none;
}

.logo span {
    color: #ffffff;
}

.login-btn {
    background-color: #4a9fff;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s;
    text-decoration: none; 
}

.login-btn:hover {
    background-color: #3a8eef;
}

/* Hero Section */
.hero {
    display: flex;
    flex: 1;
    padding-top: 70px;
    padding-bottom: 40px;
    align-items: center;
}

.hero-content {
    display: flex;
    width: 100%;
}

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

.hero-right {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.2;
    margin: 20px 0 20px 0;
    background: linear-gradient(90deg, #ffffff, #4a9fff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero-subtitle {
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: 30px;
    color: #a0b0d0;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-top: 40px;
    margin-bottom: 20px;
}

.btn {
    padding: 14px 28px;
    border-radius: 5px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background-color: #4a9fff;
    color: white;
    border: none;
}

.btn-primary:hover {
    background-color: #3a8eef;
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: white;
    border: 2px solid #4a9fff;
}

.btn-secondary:hover {
    background-color: rgba(74, 159, 255, 0.1);
    transform: translateY(-2px);
}

/* Classroom Image */
.classroom-image {
    position: relative;
    width: 100%;
    max-width: 600px;
    height: auto;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    margin-top: 20px;
    margin-bottom: 20px;
}

.classroom-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s;
}

.classroom-image:hover img {
    transform: scale(1.03);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(74, 159, 255, 0.1) 0%, rgba(10, 14, 39, 0.3) 100%);
}

/* Lab Section */
.lab-section {
    padding: 80px 0;
    background-color: rgba(74, 159, 255, 0.05);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.lab-content {
    display: flex;
    align-items: center;
    gap: 60px;
}

.lab-left {
    flex: 1;
}

.lab-right {
    flex: 1;
    display: flex;
    justify-content: center;
}

.lab-title {
    font-size: 2.8rem;
    margin-bottom: 25px;
    background: linear-gradient(90deg, #ffffff, #4a9fff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.lab-description {
    font-size: 1.1rem;
    line-height: 1.7;
    color: #a0b0d0;
    margin-bottom: 30px;
}

.lab-features {
    list-style: none;
    margin-bottom: 30px;
}

.lab-feature {
    display: flex;
    align-items: flex-start;
    margin-bottom: 15px;
    font-size: 1.1rem;
    color: #e0e0e0;
}

.lab-feature i {
    color: #4a9fff;
    margin-right: 15px;
    font-size: 1.2rem;
    margin-top: 5px;
}

.lab-image-container {
    position: relative;
    width: 100%;
    max-width: 550px;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.lab-image {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s;
}

.lab-image-container:hover .lab-image {
    transform: scale(1.03);
}

/* Life at Parkar Section */
.life-at-parkar {
    padding: 80px 0;
    background-color: rgba(255, 255, 255, 0.02);
}

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

.section-title {
    font-size: 2.5rem;
    margin-bottom: 15px;
    background: linear-gradient(90deg, #ffffff, #4a9fff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.section-subtitle {
    color: #a0b0d0;
    max-width: 700px;
    margin: 0 auto;
    font-size: 1.1rem;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    width: 100%;
    padding: 0 40px;
    box-sizing: border-box  ;
}

.gallery-item {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s, box-shadow 0.3s;
    height: 280px;
    width: 100%;
}

.gallery-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

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

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 15px;
    background: linear-gradient(to top, rgba(10, 14, 39, 0.9) 0%, rgba(10, 14, 39, 0) 100%);
    color: white;
    opacity: 0;
    transition: opacity 0.3s;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-title {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.gallery-description {
    font-size: 0.9rem;
    color: #a0b0d0;
}

/* Chatbot Styles */
.chatbot-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1001;
    transition: all 0.3s ease;
}

.chatbot-toggle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #4a9fff, #3a8eef);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 24px;
    box-shadow: 0 6px 20px rgba(74, 159, 255, 0.4);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.chatbot-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 25px rgba(74, 159, 255, 0.6);
}

.chatbot-toggle:before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s;
}

.chatbot-toggle:hover:before {
    transform: translateX(100%);
}

.chatbot-window {
    position: absolute;
    bottom: 70px;
    right: 0;
    width: 350px;
    height: 450px;
    background-color: rgba(10, 14, 39, 0.95);
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(74, 159, 255, 0.3);
    backdrop-filter: blur(10px);
    display: none;
    flex-direction: column;
    overflow: hidden;
}

.chatbot-window.open {
    display: flex;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.chatbot-header {
    padding: 20px;
    background: linear-gradient(135deg, #4a9fff, #3a8eef);
    color: white;
    display: flex;
    align-items: center;
    gap: 15px;
}

.chatbot-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.chatbot-info h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
}

.chatbot-info p {
    margin: 0;
    font-size: 12px;
    opacity: 0.8;
}

.chatbot-close {
    margin-left: auto;
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    padding: 5px;
    border-radius: 5px;
    transition: background-color 0.3s;
}

.chatbot-close:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.chatbot-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.message {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: 18px;
    font-size: 14px;
    line-height: 1.4;
}

.message.bot {
    background-color: rgba(74, 159, 255, 0.1);
    color: #e0e0e0;
    align-self: flex-start;
    border: 1px solid rgba(74, 159, 255, 0.2);
}

.message.user {
    background-color: #4a9fff;
    color: white;
    align-self: flex-end;
}

.chatbot-input-container {
    padding: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    gap: 10px;
}

.chatbot-input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid rgba(74, 159, 255, 0.3);
    border-radius: 25px;
    background-color: rgba(255, 255, 255, 0.05);
    color: white;
    font-size: 14px;
    outline: none;
}

.chatbot-input::placeholder {
    color: #a0b0d0;
}

.chatbot-input:focus {
    border-color: #4a9fff;
    box-shadow: 0 0 0 2px rgba(74, 159, 255, 0.2);
}

.chatbot-send {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #4a9fff;
    border: none;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

.chatbot-send:hover {
    background-color: #3a8eef;
    transform: scale(1.05);
}

/* Footer */
footer {
    background-color: rgba(10, 14, 39, 0.8);
    padding: 30px 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.footer-logo {
    font-size: 24px;
    font-weight: bold;
    color: #4a9fff;
    text-decoration: none;
}

.footer-logo span {
    color: #ffffff;
}

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

.social-links a {
    color: #a0b0d0;
    font-size: 20px;
    transition: color 0.3s;
}

.social-links a:hover {
    color: #4a9fff;
}

.copyright {
    color: #a0b0d0;
    font-size: 14px;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .hero-content {
        flex-direction: column;
    }
    
    .hero-left {
        padding-right: 0;
        margin-bottom: 40px;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .lab-content {
        flex-direction: column;
        gap: 40px;
    }
    
    .lab-left {
        text-align: center;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .lab-title {
        font-size: 2.2rem;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
        margin: 0 25px;
    }
    
    .chatbot-window {
        width: 300px;
        height: 400px;
    }
}

@media (max-width: 480px) {
    .chatbot-container {
        bottom: 15px;
        right: 15px;
    }
    
    .chatbot-window {
        width: 280px;
        height: 350px;
        bottom: 65px;
    }
}