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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #e2e8f0;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #000000 100%);
    overflow-x: hidden;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 255, 0, 0.2);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: #00ff00;
    text-decoration: none;
}

.logo-icon {
    margin-right: 10px;
    font-size: 1.8rem;
}

.logo-icon-img {
    width: 32px;
    height: 32px;
    margin-right: 10px;
    border-radius: 50%;
    object-fit: cover;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: #94a3b8;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #00ff00;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(45deg, #00ff00, #00cc00);
    transition: width 0.3s ease;
}

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

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: #00ff00;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #000000 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="rgba(255,255,255,0.1)" stroke-width="1"/></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: 3rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: white;
}

.gradient-text {
    background: linear-gradient(45deg, #00ff00, #00cc00, #22c55e);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 3s ease-in-out infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.hero-description {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 12px 24px;
    border: none;
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(45deg, #10b981, #059669);
    color: white;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.6);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.btn-download {
    background: linear-gradient(45deg, #00ff00, #00cc00);
    color: #000000;
    font-size: 1.1rem;
    padding: 15px 30px;
    box-shadow: 0 4px 15px rgba(0, 255, 0, 0.4);
    font-weight: 700;
}

.btn-download:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0, 255, 0, 0.6);
}

.hero-stats {
    display: flex;
    gap: 2rem;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #00ff00;
}

.stat-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
}

/* Hero Visual */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInRight 1s ease 0.3s both;
}

.ai-circle {
    position: relative;
    width: 300px;
    height: 300px;
}

.ai-core {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: linear-gradient(45deg, #00ff00, #00cc00);
    border-radius: 50%;
    box-shadow: 0 0 30px rgba(0, 255, 0, 0.5);
    animation: pulse 2s ease-in-out infinite;
}

.ai-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    animation: rotate 10s linear infinite;
}

.ring-1 {
    width: 150px;
    height: 150px;
    border-top-color: #00ff00;
}

.ring-2 {
    width: 200px;
    height: 200px;
    border-right-color: #00cc00;
    animation-direction: reverse;
    animation-duration: 15s;
}

.ring-3 {
    width: 250px;
    height: 250px;
    border-left-color: #22c55e;
    animation-duration: 20s;
}

@keyframes pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.1); }
}

@keyframes rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

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

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

/* Features Section */
.features {
    padding: 100px 0;
    background: #0f172a;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #00ff00;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.25rem;
    color: #94a3b8;
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: #1e293b;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 255, 0, 0.2);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(45deg, #00ff00, #00cc00);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 255, 0, 0.3);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #00ff00;
    margin-bottom: 1rem;
}

.feature-card p {
    color: #94a3b8;
    line-height: 1.6;
}

/* Download Section */
.download {
    padding: 100px 0;
    background: linear-gradient(135deg, #1f2937 0%, #374151 100%);
    color: white;
}

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

.download-info h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.download-info p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.download-features {
    list-style: none;
    margin-bottom: 2rem;
}

.download-features li {
    padding: 0.5rem 0;
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
}

.download-buttons {
    text-align: center;
}

.download-note {
    margin-top: 1rem;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

/* Phone Mockup */
.phone-mockup {
    width: 300px;
    height: 600px;
    background: #1f2937;
    border-radius: 30px;
    padding: 20px;
    margin: 0 auto;
    position: relative;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    border-radius: 20px;
    overflow: hidden;
    position: relative;
}

.app-interface {
    padding: 20px;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.app-header {
    text-align: center;
    font-weight: 700;
    font-size: 1.2rem;
    color: white;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.chat-messages {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 0 5px;
    overflow-y: auto;
}

.message {
    display: flex;
    align-items: flex-start;
    gap: 6px;
    margin-bottom: 8px;
    max-width: 95%;
    animation: fadeInUp 0.5s ease;
}

.message.user {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.message.bot {
    align-self: flex-start;
    flex-direction: row;
}

.message-avatar {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 16px;
}

.user-avatar {
    background: linear-gradient(45deg, #00ff00, #00cc00);
    color: #000;
    font-weight: bold;
}

.bot-avatar {
    background: #1e293b;
    border: 2px solid #00ff00;
    position: relative;
}

.bot-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
}

.fallback-avatar {
    display: none;
    font-size: 16px;
}

.message-content {
    padding: 10px 15px;
    border-radius: 15px;
    font-size: 0.8rem;
    max-width: 200px;
    word-wrap: break-word;
    white-space: pre-wrap;
    font-family: 'Courier New', monospace;
    line-height: 1.3;
    overflow-wrap: break-word;
    hyphens: auto;
}

.message.user .message-content {
    background: rgba(0, 255, 0, 0.2);
    color: white;
    font-family: 'Inter', sans-serif;
    white-space: normal;
}

.message.bot .message-content {
    background: rgba(255, 255, 255, 0.9);
    color: #1f2937;
    word-break: break-all;
    white-space: pre-wrap;
}

.message.typing {
    animation: pulse 1.5s ease-in-out infinite;
}

/* About Section */
.about {
    padding: 100px 0;
    background: #1e293b;
}

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

.about-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #00ff00;
    margin-bottom: 1.5rem;
}

.about-text p {
    font-size: 1.1rem;
    color: #94a3b8;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.about-stat h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #00ff00;
    margin-bottom: 0.5rem;
}

.about-stat p {
    font-size: 0.9rem;
    color: #94a3b8;
}

/* AI Brain Visual */
.ai-brain {
    position: relative;
    width: 300px;
    height: 300px;
    margin: 0 auto;
}

.brain-node {
    position: absolute;
    width: 60px;
    height: 60px;
    background: linear-gradient(45deg, #00ff00, #00cc00);
    border-radius: 50%;
    animation: float 3s ease-in-out infinite;
}

.node-1 { top: 20%; left: 20%; animation-delay: 0s; }
.node-2 { top: 20%; right: 20%; animation-delay: 0.5s; }
.node-3 { bottom: 30%; left: 30%; animation-delay: 1s; }
.node-4 { bottom: 30%; right: 30%; animation-delay: 1.5s; }

.brain-connection {
    position: absolute;
    height: 2px;
    background: linear-gradient(45deg, #00ff00, #00cc00);
    opacity: 0.6;
    animation: pulse 2s ease-in-out infinite;
}

.conn-1 {
    top: 35%;
    left: 35%;
    width: 30%;
    transform: rotate(45deg);
}

.conn-2 {
    top: 50%;
    left: 20%;
    width: 60%;
    transform: rotate(-20deg);
}

.conn-3 {
    bottom: 45%;
    left: 40%;
    width: 40%;
    transform: rotate(70deg);
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* Footer */
.footer {
    background: #1f2937;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand {
    grid-column: span 1;
}

.footer-logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: #00ff00;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.footer-column h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #00ff00;
}

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

.footer-column li {
    margin-bottom: 0.5rem;
}

.footer-column a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: #00ff00;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: rgba(15, 23, 42, 0.95);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 255, 0, 0.1);
        backdrop-filter: blur(10px);
        padding: 2rem 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .download-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .ai-circle {
        width: 250px;
        height: 250px;
    }
    
    .phone-mockup {
        width: 250px;
        height: 500px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
}