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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

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

/* Header Styles */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: #667eea;
}

.nav-brand i {
    font-size: 1.8rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.nav-link:hover {
    color: #667eea;
    background: rgba(102, 126, 234, 0.1);
}

.cta-button {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white !important;
    font-weight: 600;
    padding: 0.75rem 1.5rem !important;
    border-radius: 25px;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
    transition: all 0.3s ease;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
    background: linear-gradient(135deg, #5a6fd8 0%, #6a4190 100%);
}

/* Hero Section */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    padding: 8rem 2rem 4rem;
    max-width: 1200px;
    margin: 0 auto;
    min-height: 100vh;
    position: relative;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.floating-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    animation: float-shapes 6s ease-in-out infinite;
}

.shape-1 {
    width: 80px;
    height: 80px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 120px;
    height: 120px;
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.shape-3 {
    width: 60px;
    height: 60px;
    top: 80%;
    left: 20%;
    animation-delay: 4s;
}

.shape-4 {
    width: 100px;
    height: 100px;
    top: 30%;
    right: 30%;
    animation-delay: 1s;
}

.shape-5 {
    width: 70px;
    height: 70px;
    top: 70%;
    right: 10%;
    animation-delay: 3s;
}

.hero-content {
    color: white;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    animation: fadeInUp 0.8s ease;
}

.hero-badge i {
    color: #ffd700;
    animation: sparkle 2s ease-in-out infinite;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.gradient-text {
    background: linear-gradient(135deg, #ffd700 0%, #ff6b6b 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
    line-height: 1.6;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 2.5rem;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 1rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.stat-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.stat-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #ffd700 0%, #ff6b6b 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 1.3rem;
    font-weight: 800;
    color: #ffffff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5), 0 0 10px rgba(255, 255, 255, 0.3);
    letter-spacing: 0.5px;
}

.stat-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: #ffffff;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5), 0 0 8px rgba(255, 255, 255, 0.2);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.8s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: white;
    color: #667eea;
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.4);
}

.btn-glow {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s;
}

.btn-primary:hover .btn-glow {
    left: 100%;
}

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

.btn-secondary:hover {
    background: white;
    color: #667eea;
    transform: translateY(-3px);
}

/* Hero Visual */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 2;
}

.chat-preview {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 25px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(20px);
    width: 100%;
    max-width: 420px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.3);
    animation: fadeInUp 0.8s ease 1s both;
}

.chat-header-preview {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    color: white;
}

.preview-avatar {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.preview-info {
    display: flex;
    flex-direction: column;
}

.preview-name {
    font-weight: 600;
    font-size: 1rem;
}

.preview-status {
    font-size: 0.8rem;
    opacity: 0.8;
}

.preview-status::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    background: #4ade80;
    border-radius: 50%;
    margin-right: 0.5rem;
    animation: pulse 2s infinite;
}

.chat-messages-preview {
    padding: 1.5rem;
    max-height: 200px;
    overflow: hidden;
}

.chat-bubble {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    padding: 1rem;
    border-radius: 15px;
    animation: fadeInUp 0.6s ease forwards;
}

.chat-bubble.bot {
    background: #f8f9ff;
    border-left: 4px solid #667eea;
}

.chat-bubble.user {
    background: #667eea;
    color: white;
    justify-content: flex-end;
}

.chat-bubble i {
    font-size: 1.2rem;
    opacity: 0.7;
}

.chat-bubble span {
    flex: 1;
}

.chat-input-preview {
    padding: 1rem 1.5rem;
    background: #f8f9ff;
    border-top: 1px solid #e2e8f0;
}

.input-preview {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: white;
    padding: 0.75rem 1rem;
    border-radius: 20px;
    border: 1px solid #e2e8f0;
    color: #94a3b8;
    font-size: 0.9rem;
}

.input-preview i {
    color: #667eea;
    font-size: 1rem;
}

.visual-effects {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.effect-dot {
    position: absolute;
    width: 4px;
    height: 4px;
    background: #ffd700;
    border-radius: 50%;
    animation: sparkle-dot 3s ease-in-out infinite;
}

.dot-1 {
    top: 20%;
    left: 20%;
    animation-delay: 0s;
}

.dot-2 {
    top: 60%;
    right: 30%;
    animation-delay: 1s;
}

.dot-3 {
    bottom: 30%;
    left: 40%;
    animation-delay: 2s;
}

/* Features Section */
.features {
    background: white;
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

.features-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.feature-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle at 25% 25%, rgba(102, 126, 234, 0.05) 0%, transparent 50%),
                      radial-gradient(circle at 75% 75%, rgba(118, 75, 162, 0.05) 0%, transparent 50%);
    animation: pattern-move 20s ease-in-out infinite;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    z-index: 1;
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 1rem;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.section-badge i {
    color: #ffd700;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #333;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.feature-card {
    text-align: center;
    padding: 2.5rem 1.5rem;
    border-radius: 25px;
    background: #f8f9ff;
    transition: all 0.4s ease;
    border: 1px solid rgba(102, 126, 234, 0.1);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.1), transparent);
    transition: left 0.6s;
}

.feature-card:hover::before {
    left: 100%;
}

.feature-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 25px 50px rgba(102, 126, 234, 0.2);
    background: white;
    border-color: rgba(102, 126, 234, 0.2);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
    font-size: 2rem;
    position: relative;
    transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
}

.icon-glow {
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.feature-card:hover .icon-glow {
    opacity: 0.3;
}

.feature-highlight {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card:hover .feature-highlight {
    transform: scaleX(1);
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #333;
    transition: color 0.3s ease;
}

.feature-card:hover h3 {
    color: #667eea;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
    transition: color 0.3s ease;
}

.feature-card:hover p {
    color: #555;
}

/* About Section */
.about {
    background: linear-gradient(135deg, #f8f9ff 0%, #e8f0ff 100%);
    padding: 6rem 0;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: #333;
}

.about-text p {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.about-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #667eea;
}

.stat-label {
    font-size: 0.9rem;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.about-visual {
    position: relative;
    height: 300px;
}

.floating-elements {
    position: relative;
    width: 100%;
    height: 100%;
}

.floating-element {
    position: absolute;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    animation: float 3s ease-in-out infinite;
}

.floating-element:nth-child(1) {
    top: 20%;
    left: 20%;
    animation-delay: 0s;
}

.floating-element:nth-child(2) {
    top: 50%;
    right: 20%;
    animation-delay: 1s;
}

.floating-element:nth-child(3) {
    bottom: 20%;
    left: 50%;
    animation-delay: 2s;
}

/* Footer */
.footer {
    background: #333;
    color: white;
    padding: 2rem 0;
    text-align: center;
}

.footer-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #667eea;
}

.footer p {
    opacity: 0.8;
}

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

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

@keyframes float-shapes {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-30px) rotate(180deg);
    }
}

@keyframes sparkle {
    0%, 100% {
        transform: scale(1) rotate(0deg);
        opacity: 1;
    }
    50% {
        transform: scale(1.2) rotate(180deg);
        opacity: 0.8;
    }
}

@keyframes sparkle-dot {
    0%, 100% {
        opacity: 0;
        transform: scale(0);
    }
    50% {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes pattern-move {
    0%, 100% {
        transform: translateX(0) translateY(0);
    }
    25% {
        transform: translateX(10px) translateY(-10px);
    }
    50% {
        transform: translateX(-5px) translateY(5px);
    }
    75% {
        transform: translateX(-10px) translateY(-5px);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav {
        padding: 1rem;
    }
    
    .nav-links {
        gap: 1rem;
    }
    
    .nav-link {
        padding: 0.5rem;
        font-size: 0.9rem;
    }
    
    .hero {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 6rem 1rem 2rem;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .about-stats {
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
}