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

:root {
    --primary: #0E87F3;
    --secondary: #213751;
    --background: #F3F3F6;
    --white: #FFFFFF;
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --text-light: #999999;
    --border: #e5e5e5;
    --shadow: 0 4px 20px rgba(14, 135, 243, 0.1);
    --shadow-hover: 0 8px 30px rgba(14, 135, 243, 0.15);
    --gradient: linear-gradient(135deg, #0E87F3 0%, #213751 100%);
    --gradient-text: linear-gradient(135deg, #0E87F3 0%, #213751 100%);
}

html {
    scroll-behavior: smooth;
}

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

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

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: all 0.3s ease;
}

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

.nav-logo .logo-image {
    height: 40px;
    width: auto;
    transition: all 0.3s ease;
}

.nav-logo .logo-image:hover {
    transform: scale(1.05);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

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

.nav-cta {
    background: var(--primary);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.nav-cta:hover {
    background: var(--secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, var(--background) 0%, rgba(14, 135, 243, 0.05) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(14, 135, 243, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

.hero-badge {
    display: inline-block;
    background: rgba(14, 135, 243, 0.1);
    color: var(--primary);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.gradient-text {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.6;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.hero-actions {
    display: flex;
    gap: 20px;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease-out 0.8s both;
}

.btn-primary, .btn-secondary {
    padding: 16px 32px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    background: var(--secondary);
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

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

.btn-secondary:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
}

.btn-primary.large, .btn-secondary.large {
    padding: 20px 40px;
    font-size: 18px;
}

/* Hero button styles to remove underline */
.hero-actions .btn-primary {
    text-decoration: none;
    display: inline-block;
}

.hero-actions .btn-primary::after {
    display: none;
}

.hero-stats {
    display: flex;
    gap: 40px;
    animation: fadeInUp 0.8s ease-out 1s both;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.ai-interface {
    background: white;
    border-radius: 20px;
    box-shadow: var(--shadow);
    overflow: hidden;
    position: relative;
    z-index: 2;
}

.interface-header {
    background: var(--gradient);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.interface-dots {
    display: flex;
    gap: 6px;
}

.interface-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
}

.interface-title {
    color: white;
    font-weight: 600;
}

.interface-content {
    padding: 20px;
}

.message {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
    animation: slideInLeft 0.5s ease-out;
}

.user-message {
    animation-delay: 1.5s;
}

.ai-message {
    animation-delay: 2s;
}

.message-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    flex-shrink: 0;
}

.user-avatar {
    background: var(--primary);
}

.ai-avatar {
    background: var(--gradient);
}

.message-text {
    background: var(--background);
    padding: 12px 16px;
    border-radius: 18px;
    font-size: 14px;
    line-height: 1.4;
}

.typing-indicator {
    display: flex;
    gap: 4px;
    padding: 12px 16px;
    animation: typing 1.5s infinite;
}

.typing-indicator span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary);
}

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

.floating-card {
    position: absolute;
    background: white;
    padding: 12px 16px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    animation: float 3s ease-in-out infinite;
    transition: all 0.3s ease;
}

.floating-card:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: var(--shadow-hover);
}

.floating-card:hover .card-icon {
    color: var(--secondary);
    transform: scale(1.2);
}

.card-1 {
    top: 20%;
    right: -20px;
    animation-delay: 0s;
}

.card-2 {
    bottom: 30%;
    left: -30px;
    animation-delay: 1s;
}

.card-3 {
    top: 60%;
    right: -10px;
    animation-delay: 2s;
}

.card-icon {
    font-size: 16px;
    color: var(--primary);
    margin-right: 8px;
}

/* Features Section */
.features {
    padding: 100px 0;
    background: white;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.feature-card {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid var(--border);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary);
}

.feature-card:hover .feature-icon {
    background: linear-gradient(135deg, rgba(14, 135, 243, 0.2) 0%, rgba(33, 55, 81, 0.2) 100%);
    transform: scale(1.1);
}

.feature-card:hover .feature-icon i {
    color: var(--secondary);
    transform: scale(1.1);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(14, 135, 243, 0.1) 0%, rgba(33, 55, 81, 0.1) 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 32px;
    color: var(--primary);
    transition: all 0.3s ease;
}

.feature-icon i {
    font-size: 32px;
    transition: all 0.3s ease;
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* About Section */
.about {
    padding: 100px 0;
    background: var(--background);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.about-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 40px;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
}

.feature-check {
    width: 24px;
    height: 24px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 600;
}

.about-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.visual-element {
    position: relative;
    width: 200px;
    height: 200px;
}

.center-dot {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    background: var(--primary);
    border-radius: 50%;
    z-index: 3;
}

.pulse-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    border: 2px solid var(--primary);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.delay-1 {
    animation-delay: 0.5s;
}

.delay-2 {
    animation-delay: 1s;
}

/* Waitlist Section */
.waitlist {
    padding: 120px 0;
    background: linear-gradient(135deg, var(--background) 0%, rgba(14, 135, 243, 0.05) 100%);
    position: relative;
    overflow: hidden;
}

.waitlist::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 70% 30%, rgba(14, 135, 243, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.waitlist-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.waitlist-header {
    margin-bottom: 60px;
}

.waitlist-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.waitlist-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.waitlist-form-container {
    max-width: 600px;
    margin: 0 auto 80px;
}

.waitlist-form {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(14, 135, 243, 0.1);
    border: 1px solid rgba(14, 135, 243, 0.1);
    margin-bottom: 40px;
}

.form-group {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
}

.waitlist-input {
    flex: 1;
    padding: 18px 24px;
    border: 2px solid var(--border);
    border-radius: 50px;
    font-size: 16px;
    background: var(--background);
    transition: all 0.3s ease;
    outline: none;
}

.waitlist-input:focus {
    border-color: var(--primary);
    background: white;
    box-shadow: 0 0 0 3px rgba(14, 135, 243, 0.1);
}

.waitlist-btn {
    background: var(--gradient);
    color: white;
    border: none;
    padding: 18px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}

.waitlist-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(14, 135, 243, 0.3);
}

.waitlist-btn:active {
    transform: translateY(0);
}

.waitlist-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 14px;
    margin: 0;
}

.waitlist-note i {
    color: var(--primary);
}

.waitlist-benefits {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    text-align: left;
    padding: 24px;
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.benefit-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(14, 135, 243, 0.1);
}

.benefit-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, rgba(14, 135, 243, 0.1) 0%, rgba(33, 55, 81, 0.1) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 20px;
    flex-shrink: 0;
}

.benefit-text h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.benefit-text p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.5;
    margin: 0;
}

.waitlist-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.stat-item .stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
}

.stat-item .stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Footer */
.footer {
    background: var(--secondary);
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-logo {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    display: block;
}

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

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-column h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.footer-column a {
    display: block;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    margin-bottom: 12px;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

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

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

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

@keyframes pulse {
    0% {
        transform: translate(-50%, -50%) scale(0.8);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 0;
    }
}

@keyframes typing {
    0%, 60%, 100% {
        transform: scale(1);
    }
    30% {
        transform: scale(1.2);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-logo .logo-image {
        height: 35px;
    }
    
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .waitlist-title {
        font-size: 2.5rem;
    }
    
    .waitlist-form {
        padding: 30px 20px;
    }
    
    .form-group {
        flex-direction: column;
        gap: 16px;
    }
    
    .waitlist-btn {
        width: 100%;
        justify-content: center;
    }
    
    .waitlist-benefits {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .waitlist-stats {
        gap: 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .features, .about, .cta {
        padding: 60px 0;
    }
    
    .floating-card {
        display: none;
    }
}

/* Performance Optimizations */
.feature-card,
.btn-primary,
.btn-secondary,
.nav-cta {
    will-change: transform;
}

.hero-visual,
.floating-elements {
    will-change: transform;
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus states for accessibility */
.btn-primary:focus,
.btn-secondary:focus,
.nav-cta:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.nav-link:focus {
    outline: 2px solid var(--primary);
    outline-offset: 4px;
}