:root {
    /* Color Palette */
    --gold-primary: #D4AF37;
    --gold-accent: #FFD700;
    --black-bg: #000000;
    --black-secondary: #1a1a1a;
    --white: #FFFFFF;

    /* Typography */
    --font-heading: 'Orbitron', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Spacing */
    --section-padding: 100px 0;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--black-bg);
    color: var(--white);
    overflow-x: hidden;
    position: relative;
}

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

/* ==================== Loading Screen ==================== */
#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--black-bg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s, visibility 0.5s;
}

#loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

.neural-network {
    width: 100px;
    height: 100px;
    border: 3px solid var(--gold-primary);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loading-text {
    margin-top: 20px;
    font-family: var(--font-heading);
    color: var(--gold-primary);
    font-size: 14px;
    letter-spacing: 3px;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ==================== Cursor Glow ==================== */
.cursor-glow {
    position: fixed;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--gold-accent) 0%, transparent 70%);
    pointer-events: none;
    z-index: 9999;
    opacity: 0.6;
    transition: transform 0.1s ease;
}

/* ==================== Shooting Stars Background ==================== */
.shooting-stars {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

/* Create multiple shooting star layers for 3D depth */
.shooting-stars::before,
.shooting-stars::after {
    content: '';
    position: absolute;
    top: -100px;
    width: 2px;
    height: 80px;
    background: linear-gradient(to bottom, transparent, rgba(255, 215, 0, 0.8), transparent);
    animation: shoot 3s linear infinite;
    box-shadow: 0 0 10px rgba(255, 215, 0, 0.8);
}

.shooting-stars::before {
    left: 20%;
    animation-delay: 0s;
}

.shooting-stars::after {
    left: 70%;
    animation-delay: 1.5s;
    height: 60px;
}

@keyframes shoot {
    0% {
        transform: translateY(0) translateX(0) rotate(45deg);
        opacity: 1;
    }

    100% {
        transform: translateY(100vh) translateX(100px) rotate(45deg);
        opacity: 0;
    }
}

/* Additional small shooting dots */
body::before,
body::after {
    content: '';
    position: fixed;
    width: 3px;
    height: 3px;
    background: rgba(255, 215, 0, 0.9);
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(255, 215, 0, 1);
    animation: shootDot 4s linear infinite;
    z-index: 0;
    pointer-events: none;
}

body::before {
    top: -10px;
    left: 40%;
    animation-delay: 0.5s;
}

body::after {
    top: -10px;
    left: 80%;
    animation-delay: 2s;
    animation-duration: 3.5s;
}

@keyframes shootDot {
    0% {
        transform: translateY(0) translateX(0);
        opacity: 1;
    }

    100% {
        transform: translateY(100vh) translateX(50px);
        opacity: 0;
    }
}

/* ==================== Hero Section ==================== */
#hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--black-bg);
}

#three-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.bg-video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    transform: translate(-50%, -50%);
    opacity: 0.15;
    z-index: 2;
    filter: grayscale(100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 1200px;
    padding: 0 20px;
}

.hero-logo {
    width: 150px;
    height: auto;
    margin-bottom: 30px;
    filter: drop-shadow(0 0 15px var(--gold-accent));
    animation: float 3s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-20px);
    }
}

.glitch-text {
    font-family: var(--font-heading);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    color: var(--gold-accent);
    text-shadow: 0 0 30px rgba(255, 215, 0, 0.8),
        0 0 60px rgba(255, 215, 0, 0.6);
    letter-spacing: 0.1em;
    margin-bottom: 20px;
}

/* Red AI styling */
.ai-red {
    color: #FF0000;
    text-shadow: 0 0 30px rgba(255, 0, 0, 0.9),
        0 0 60px rgba(255, 0, 0, 0.7),
        0 0 80px rgba(255, 0, 0, 0.5);
    animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {

    0%,
    100% {
        text-shadow:
            0 0 30px rgba(255, 0, 0, 0.9),
            0 0 60px rgba(255, 0, 0, 0.7),
            0 0 80px rgba(255, 0, 0, 0.5);
    }

    50% {
        text-shadow:
            0 0 40px rgba(255, 0, 0, 1),
            0 0 80px rgba(255, 0, 0, 0.9),
            0 0 120px rgba(255, 0, 0, 0.7);
    }
}

@keyframes glitch {

    0%,
    90%,
    100% {
        transform: translate(0);
    }

    92% {
        transform: translate(-2px, 2px);
    }

    94% {
        transform: translate(2px, -2px);
    }

    96% {
        transform: translate(-2px, -2px);
    }
}

.typed-container {
    height: 50px;
    margin: 20px 0;
}

#typed-text {
    font-family: var(--font-heading);
    font-size: clamp(1.2rem, 3vw, 2rem);
    color: var(--gold-accent);
}

.tagline {
    font-size: clamp(1rem, 2vw, 1.5rem);
    color: var(--white);
    margin: 20px 0 40px;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 15px 40px;
    font-family: var(--font-heading);
    font-size: 14px;
    text-decoration: none;
    border-radius: 5px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-accent));
    color: var(--black-bg);
}

.btn-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px var(--gold-accent);
}

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

.btn-secondary:hover {
    background: var(--gold-primary);
    color: var(--black-bg);
    box-shadow: 0 0 20px var(--gold-primary);
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    text-align: center;
}

.mouse {
    width: 25px;
    height: 40px;
    border: 2px solid var(--gold-primary);
    border-radius: 15px;
    margin: 0 auto 10px;
    position: relative;
}

.mouse::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    width: 4px;
    height: 8px;
    background: var(--gold-accent);
    border-radius: 2px;
    transform: translateX(-50%);
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% {
        top: 8px;
        opacity: 1;
    }

    100% {
        top: 24px;
        opacity: 0;
    }
}

.scroll-indicator span {
    font-size: 12px;
    color: var(--gold-primary);
    letter-spacing: 2px;
}

/* ==================== Stats Section ==================== */
#stats {
    padding: 60px 0;
    background: var(--black-secondary);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    text-align: center;
}

.stat-item {
    padding: 20px;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    color: var(--gold-primary);
    font-weight: 700;
}

.plus {
    font-size: 2rem;
    color: var(--gold-accent);
}

.stat-item p {
    margin-top: 10px;
    color: var(--white);
    opacity: 0.8;
}

/* ==================== Services Section ==================== */
#services {
    padding: var(--section-padding);
    position: relative;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3.5rem);
    text-align: center;
    color: var(--gold-primary);
    margin-bottom: 60px;
    text-shadow: 0 0 20px rgba(212, 175, 55, 0.5);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    perspective: 1000px;
}

.service-card {
    position: relative;
    height: 350px;
    cursor: pointer;
}

.card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

.service-card:hover .card-inner {
    transform: rotateY(180deg);
}

.card-front,
.card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 15px;
    padding: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(26, 26, 26, 0.8);
    border: 2px solid var(--gold-primary);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.2);
}

.card-front {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.9), rgba(26, 26, 26, 0.9));
}

.card-back {
    transform: rotateY(180deg);
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.95), rgba(0, 0, 0, 0.95));
}

.icon {
    font-size: 4rem;
    margin-bottom: 20px;
    filter: drop-shadow(0 0 10px var(--gold-accent));
}

.card-front h3,
.card-back h3 {
    font-family: var(--font-heading);
    color: var(--gold-primary);
    font-size: 1.5rem;
    margin-bottom: 20px;
    text-align: center;
}

.card-back p {
    color: var(--white);
    text-align: center;
    line-height: 1.6;
    margin-bottom: 20px;
}

.learn-more {
    padding: 10px 30px;
    background: var(--gold-primary);
    color: var(--black-bg);
    border: none;
    border-radius: 5px;
    font-family: var(--font-heading);
    cursor: pointer;
    transition: all 0.3s;
}

.learn-more:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px var(--gold-accent);
}

/* ==================== About Section ==================== */
#about {
    padding: var(--section-padding);
    background: var(--black-secondary);
}

.about-overview {
    max-width: 900px;
    margin: 0 auto 60px;
    text-align: center;
}

.about-intro {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--white);
    opacity: 0.9;
    margin-bottom: 20px;
}

.about-intro strong {
    color: var(--gold-primary);
    font-weight: 600;
}

.subsection-title {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 3vw, 2.5rem);
    text-align: center;
    color: var(--gold-primary);
    margin: 40px 0 30px;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    max-width: 1200px;
    margin: 0 auto 15px;
    gap: 40px;
}

@media (min-width: 768px) {
    .about-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.about-card {
    padding: 40px;
    background: rgba(26, 26, 26, 0.9);
    border: 2px solid var(--gold-primary);
    border-radius: 10px;
    text-align: center;
    transition: all 0.3s;
    box-shadow: 0 5px 20px rgba(212, 175, 55, 0.15);
}

.about-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(212, 175, 55, 0.4);
    background: rgba(26, 26, 26, 1);
}

.breathing-anim {
    animation: breathing 3s ease-in-out infinite;
}

@keyframes breathing {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.02);
    }
}

.icon-wrapper {
    font-size: 3.5rem;
    margin-bottom: 20px;
    filter: drop-shadow(0 0 10px var(--gold-accent));
}

.about-card h3 {
    font-family: var(--font-heading);
    color: var(--gold-accent);
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.about-card p {
    color: var(--white);
    opacity: 1;
    line-height: 1.7;
    font-size: 1rem;
}

/* Section Divider */
.section-divider {
    position: relative;
    width: 100%;
    max-width: 800px;
    margin: 50px auto;
    text-align: center;
}

.section-divider::before,
.section-divider::after {
    content: '';
    position: absolute;
    top: 50%;
    width: calc(50% - 40px);
    height: 2px;
    background: linear-gradient(to right, transparent, var(--gold-primary), transparent);
}

.section-divider::before {
    left: 0;
}

.section-divider::after {
    right: 0;
}

.divider-icon {
    display: inline-block;
    font-size: 2rem;
    color: var(--gold-accent);
    text-shadow: 0 0 20px rgba(255, 215, 0, 0.8);
    animation: rotate-star 4s linear infinite;
}

@keyframes rotate-star {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

/* Mission & Vision */
.mission-vision {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin: 40px 0 40px;
}

.mission-card,
.vision-card {
    padding: 40px;
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(255, 215, 0, 0.05));
    border: 2px solid var(--gold-primary);
    border-radius: 15px;
    text-align: center;
}

.mission-card h3,
.vision-card h3 {
    font-family: var(--font-heading);
    color: var(--gold-accent);
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.mission-card p,
.vision-card p {
    color: var(--white);
    line-height: 1.8;
    font-size: 1.1rem;
}

/* Technology Stack */
.tech-stack {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    margin-top: 30px;
}

.tech-badge {
    padding: 12px 24px;
    background: rgba(212, 175, 55, 0.1);
    border: 2px solid var(--gold-primary);
    border-radius: 25px;
    color: var(--gold-accent);
    font-family: var(--font-heading);
    font-size: 0.9rem;
    transition: all 0.3s;
    cursor: default;
}

.tech-badge:hover {
    background: var(--gold-primary);
    color: var(--black-bg);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(212, 175, 55, 0.4);
}

/* ==================== Contact Section ==================== */
#contact {
    padding: var(--section-padding);
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    background: rgba(26, 26, 26, 0.8);
    border: 2px solid var(--gold-primary);
    border-radius: 5px;
    color: var(--white);
    font-family: var(--font-body);
    font-size: 16px;
    transition: all 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--gold-accent);
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.3);
}

.form-group select {
    cursor: pointer;
}

.form-group select option {
    background: var(--black-bg);
    color: var(--white);
}

.btn-submit {
    width: 100%;
    position: relative;
}

.btn-loader {
    display: none;
    width: 20px;
    height: 20px;
    border: 3px solid transparent;
    border-top-color: var(--black-bg);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
}

.btn-submit.loading .btn-text {
    opacity: 0.5;
}

.btn-submit.loading .btn-loader {
    display: block;
}

.form-message {
    max-width: 600px;
    margin: 40px auto;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
}

.form-message.success {
    background: rgba(0, 255, 0, 0.1);
    border: 2px solid #00ff00;
    color: #00ff00;
}

.form-message.error {
    background: rgba(255, 0, 0, 0.1);
    border: 2px solid #ff0000;
    color: #ff0000;
}

/* ==================== Footer ==================== */
footer {
    padding: 60px 0 30px;
    background: var(--black-secondary);
    border-top: 1px solid var(--gold-primary);
}

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

.footer-logo {
    width: 80px;
    height: auto;
    margin-bottom: 15px;
    filter: drop-shadow(0 0 10px var(--gold-primary));
    transition: transform 0.3s, filter 0.3s;
}

.footer-logo:hover {
    transform: scale(1.1);
    filter: drop-shadow(0 0 20px var(--gold-accent));
}

.footer-brand h3 {
    font-family: var(--font-heading);
    color: var(--gold-primary);
    margin-bottom: 10px;
}

.footer-brand p {
    color: var(--white);
    opacity: 0.8;
}

.footer-links {
    display: flex;
    gap: 30px;
}

.footer-links a {
    color: var(--gold-primary);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: var(--gold-accent);
}

.footer-social {
    display: flex;
    gap: 20px;
}

.footer-social a {
    color: var(--gold-primary);
    text-decoration: none;
    transition: all 0.3s;
}

.footer-social a:hover {
    color: var(--gold-accent);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(212, 175, 55, 0.3);
    color: var(--white);
    opacity: 0.7;
    font-size: 14px;
}

/* ==================== WhatsApp Button ==================== */
.whatsapp-btn {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 5px 20px rgba(37, 211, 102, 0.5);
    z-index: 1000;
    transition: all 0.3s;
}

.whatsapp-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 5px 30px rgba(37, 211, 102, 0.7);
}

.whatsapp-btn svg {
    width: 35px;
    height: 35px;
    color: white;
}

/* ==================== Chatbot ==================== */
.chatbot-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-accent));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 5px 20px rgba(212, 175, 55, 0.5);
    cursor: pointer;
    z-index: 1000;
    transition: all 0.3s;
}

.chatbot-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 5px 30px rgba(212, 175, 55, 0.7);
}

.chatbot-btn svg {
    width: 30px;
    height: 30px;
    color: var(--black-bg);
}

.chatbot-window {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 400px;
    height: 600px;
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
    border: 2px solid var(--gold-primary);
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8);
    z-index: 1001;
    display: flex;
    flex-direction: column;
}

.chatbot-header {
    padding: 20px;
    background: linear-gradient(135deg, var(--gold-primary), var(--gold-accent));
    border-radius: 13px 13px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chatbot-header h3 {
    font-family: var(--font-heading);
    color: var(--black-bg);
    margin: 0;
}

.close-btn {
    background: none;
    border: none;
    color: var(--black-bg);
    font-size: 24px;
    cursor: pointer;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chatbot-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
}

.bot-message,
.user-message {
    margin-bottom: 15px;
    padding: 12px 16px;
    border-radius: 10px;
    max-width: 80%;
}

.bot-message {
    background: rgba(212, 175, 55, 0.1);
    border: 1px solid var(--gold-primary);
    color: var(--white);
}

.user-message {
    background: var(--gold-primary);
    color: var(--black-bg);
    margin-left: auto;
}

.quick-options {
    margin-top: 10px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.quick-btn {
    padding: 8px 12px;
    background: rgba(212, 175, 55, 0.2);
    border: 1px solid var(--gold-primary);
    color: var(--gold-primary);
    border-radius: 5px;
    cursor: pointer;
    font-size: 13px;
    transition: all 0.3s;
    text-align: left;
}

.quick-btn:hover {
    background: var(--gold-primary);
    color: var(--black-bg);
}

.chatbot-input {
    padding: 15px;
    border-top: 1px solid var(--gold-primary);
    display: flex;
    gap: 10px;
}

#chatbot-input-field {
    flex: 1;
    padding: 10px 15px;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--gold-primary);
    border-radius: 5px;
    color: var(--white);
    font-family: var(--font-body);
}

#chatbot-input-field:focus {
    outline: none;
    border-color: var(--gold-accent);
}

.send-btn {
    padding: 10px 20px;
    background: var(--gold-primary);
    color: var(--black-bg);
    border: none;
    border-radius: 5px;
    font-family: var(--font-heading);
    cursor: pointer;
    transition: all 0.3s;
}

.send-btn:hover {
    background: var(--gold-accent);
}

/* ==================== Responsive Design ==================== */
@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: 1fr;
    }

    .chatbot-window {
        width: calc(100% - 40px);
        height: 70vh;
        right: 20px;
        bottom: 90px;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        flex-direction: column;
        gap: 15px;
    }
}