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

:root {
    --bg-light: #F8F9FA;
    --bg-white: #FFFFFF;
    --text-black: #1A1A1A;
    --text-gray: #4A5568;
    --highlight-blue: #00B8FC;
    --highlight-purple: #8B5CF6;
    --accent-green: #10B981;
    --border-color: #E2E8F0;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--bg-light);
    color: var(--text-black);
    line-height: 1.6;
    overflow-x: hidden;
}

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

.highlight {
    color: var(--highlight-blue);
    font-weight: 600;
}

/* Navigation */
.navbar {
    background: var(--bg-white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

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

.logo-text {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-black);
}

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

.nav-links a {
    text-decoration: none;
    color: var(--text-black);
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--highlight-blue);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: var(--text-black);
    border-radius: 2px;
}

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, var(--highlight-blue), var(--highlight-purple));
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    display: inline-block;
    transition: transform 0.3s, box-shadow 0.3s;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 184, 252, 0.3);
}

.btn-secondary {
    background: var(--bg-white);
    color: var(--text-black);
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    display: inline-block;
    border: 2px solid var(--border-color);
    transition: all 0.3s;
}

.btn-secondary:hover {
    border-color: var(--highlight-blue);
    color: var(--highlight-blue);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Hero Section */
.hero {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--bg-light) 0%, #E8F4F8 100%);
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    width: 100%;
}

.hero-text {
    max-width: 100%;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--text-black);
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--text-gray);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-gray);
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.hero-note {
    color: var(--text-gray);
    font-size: 0.95rem;
}

/* Hero Visual */
.hero-visual {
    width: 100%;
    height: 100%;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.visual-container {
    position: relative;
    height: 500px;
    width: 100%;
}

.floating-hand {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    animation: float 3s ease-in-out infinite;
}

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

.draw-path {
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
    animation: draw 3s ease-in-out infinite;
}

@keyframes draw {
    to { stroke-dashoffset: 0; }
}

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

@keyframes pulse {
    0%, 100% { opacity: 0.8; transform: scale(1); }
    50% { opacity: 0.3; transform: scale(1.5); }
}

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

.shape {
    position: absolute;
    border-radius: 8px;
    animation: float-shape 4s ease-in-out infinite;
}

.shape-1 {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--highlight-blue), var(--highlight-purple));
    top: 10%;
    left: 10%;
    opacity: 0.2;
}

.shape-2 {
    width: 40px;
    height: 40px;
    background: var(--accent-green);
    top: 70%;
    right: 20%;
    opacity: 0.2;
    animation-delay: 1s;
}

.shape-3 {
    width: 50px;
    height: 50px;
    background: var(--highlight-purple);
    bottom: 20%;
    left: 20%;
    opacity: 0.2;
    animation-delay: 2s;
}

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

/* Section Styles */
section {
    padding: 5rem 0;
}

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

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--text-black);
}

.section-header p {
    font-size: 1.2rem;
    color: var(--text-gray);
}

/* Problem Section */
.problem-section {
    background: var(--bg-white);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.problem-card {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

.problem-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.problem-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--highlight-blue);
}

.problem-icon i {
    display: block;
}

.problem-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-black);
}

.problem-card p {
    color: var(--text-gray);
}

.comparison {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    margin-top: 3rem;
}

.comparison-item {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
    flex: 1;
    max-width: 400px;
}

.comparison-item.new {
    background: linear-gradient(135deg, rgba(0, 184, 252, 0.1), rgba(139, 92, 246, 0.1));
    border: 2px solid var(--highlight-blue);
}

.comparison-item h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.comparison-item .time {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.comparison-arrow {
    font-size: 2rem;
    color: var(--highlight-blue);
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
}

.comparison-arrow i {
    font-size: 2.5rem;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.feature-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--highlight-blue);
}

.feature-icon i {
    display: block;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-black);
}

.feature-card p {
    color: var(--text-gray);
    margin-bottom: 1rem;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    padding: 0.5rem 0;
    color: var(--text-gray);
    padding-left: 0;
    position: relative;
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}

.feature-list li i {
    color: var(--accent-green);
    margin-top: 0.25rem;
    flex-shrink: 0;
}

/* How It Works */
.how-it-works {
    background: var(--bg-white);
}

.steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--highlight-blue), var(--highlight-purple));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    margin: 0 auto 1.5rem;
}

.step h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-black);
}

.step p {
    color: var(--text-gray);
}

/* Core Features Showcase */
.features-showcase {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-bottom: 2rem;
}

.showcase-item {
    text-align: center;
    padding: 2rem;
    background: var(--bg-white);
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: transform 0.3s;
}

.showcase-item:hover {
    transform: translateY(-5px);
}

.showcase-visual {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--highlight-blue);
}

.showcase-visual i {
    display: block;
}

.showcase-item h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--text-black);
}

.showcase-item p {
    color: var(--text-gray);
    font-size: 0.95rem;
}

.premium-badge {
    text-align: center;
    padding: 1.5rem;
    background: linear-gradient(135deg, rgba(0, 184, 252, 0.1), rgba(139, 92, 246, 0.1));
    border-radius: 12px;
    border: 2px solid var(--highlight-blue);
}

.premium-badge p {
    font-size: 1.1rem;
    color: var(--text-black);
}

/* Pricing Section */
.pricing-section {
    background: var(--bg-white);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.pricing-card {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
    border: 2px solid var(--border-color);
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
    background: var(--bg-white);
    border: 3px solid var(--highlight-blue);
    transform: scale(1.05);
}

.pricing-card .badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--highlight-blue), var(--highlight-purple));
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.pricing-header h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-black);
}

.price {
    margin-bottom: 2rem;
}

.price .amount {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-black);
}

.price .period {
    color: var(--text-gray);
    font-size: 1rem;
}

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

.pricing-features li {
    padding: 0.75rem 0;
    color: var(--text-gray);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.pricing-features li i {
    color: var(--accent-green);
    font-size: 1rem;
    flex-shrink: 0;
}

.pricing-card .btn-primary,
.pricing-card .btn-secondary {
    width: 100%;
    text-align: center;
}

/* Demo Section */
.demo-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: center;
}

.demo-video {
    background: var(--bg-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.video-placeholder {
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, rgba(0, 184, 252, 0.2), rgba(139, 92, 246, 0.2));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform 0.3s;
}

.video-placeholder:hover {
    transform: scale(1.02);
}

.play-button {
    width: 80px;
    height: 80px;
    background: var(--highlight-blue);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 1rem;
    transition: transform 0.3s, background 0.3s;
}

.play-button:hover {
    transform: scale(1.1);
    background: var(--highlight-purple);
}

.play-button i {
    margin-left: 4px;
}

.demo-stats {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.demo-stat {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    text-align: center;
}

.demo-stat .stat-value {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.demo-stat .stat-label {
    color: var(--text-gray);
}

/* Use Cases */
.use-cases {
    background: var(--bg-white);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.use-case-card {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.use-case-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.use-case-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-black);
}

.use-case-card p {
    color: var(--text-gray);
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--highlight-blue), var(--highlight-purple));
    color: white;
    text-align: center;
}

.cta-icons {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin: 1.5rem 0;
    font-size: 2rem;
    opacity: 0.9;
}

.cta-icons i {
    animation: float 3s ease-in-out infinite;
}

.cta-icons i:nth-child(2) {
    animation-delay: 0.5s;
}

.cta-icons i:nth-child(3) {
    animation-delay: 1s;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-content h2 .highlight {
    color: white;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.5);
}

.cta-content > p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.signup-form {
    display: flex;
    gap: 1rem;
    max-width: 600px;
    margin: 0 auto 1rem;
}

.signup-form input {
    flex: 1;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    border: none;
    font-size: 1rem;
}

.signup-form button {
    background: white;
    color: var(--highlight-blue);
}

.form-note {
    opacity: 0.9;
    font-size: 0.95rem;
}

/* Footer */
.footer {
    background: var(--text-black);
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1rem;
}

.footer-section a {
    display: block;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: var(--highlight-blue);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: all 0.3s;
}

.social-links a:hover {
    background: var(--highlight-blue);
    transform: translateY(-3px);
}

.social-links a i {
    font-size: 1.2rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
}

.footer-links a:hover {
    color: var(--highlight-blue);
}

/* Notification Styles */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: white;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    gap: 1rem;
    z-index: 10000;
    transform: translateX(400px);
    opacity: 0;
    transition: all 0.3s ease;
}

.notification.show {
    transform: translateX(0);
    opacity: 1;
}

.notification-success {
    border-left: 4px solid var(--accent-green);
}

.notification-success i {
    color: var(--accent-green);
    font-size: 1.5rem;
}

.notification-error {
    border-left: 4px solid #EF4444;
}

.notification-error i {
    color: #EF4444;
    font-size: 1.5rem;
}

.notification span {
    color: var(--text-black);
    font-weight: 500;
}

/* Button Loading State */
button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero-visual {
        min-height: 400px;
    }
    
    .features-grid,
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .steps,
    .features-showcase {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero {
        padding: 4rem 0;
        min-height: auto;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-visual {
        min-height: 300px;
    }
    
    .problem-grid,
    .features-grid,
    .pricing-grid,
    .steps,
    .features-showcase,
    .use-cases-grid {
        grid-template-columns: 1fr;
    }
    
    .comparison {
        flex-direction: column;
    }
    
    .comparison-arrow {
        transform: rotate(90deg);
    }
    
    .demo-container {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .signup-form {
        flex-direction: column;
    }
}