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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: #000000;
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.3s ease;
}

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

.logo {
    font-size: 1.8rem;
    font-weight: 600;
    color: #ffffff;
    text-decoration: none;
    transition: all 0.3s ease;
}

.logo:hover {
    opacity: 0.8;
}

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

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

.nav-link:hover {
    opacity: 0.7;
}

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

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

.language-switcher {
    display: flex;
    gap: 0.5rem;
    margin-left: 1rem;
    padding-left: 1rem;
    border-left: 1px solid rgba(255, 255, 255, 0.2);
}

.lang-active {
    color: #ffffff;
    font-weight: 600;
}

.lang-link {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.lang-link:hover {
    color: #ffffff;
}

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

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: #ffffff;
    margin: 3px 0;
    transition: 0.3s;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
}

.btn-primary {
    background: #ffffff;
    color: #000000;
}

.btn-primary:hover {
    background: transparent;
    color: #ffffff;
    border-color: #ffffff;
}

.btn-secondary {
    background: transparent;
    color: #ffffff;
    border-color: #ffffff;
}

.btn-secondary:hover {
    background: #ffffff;
    color: #000000;
}

.btn-large {
    padding: 1.5rem 3rem;
    font-size: 1.2rem;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    position: relative;
}

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

.hero-content {
    max-width: 600px;
}

.hero-title {
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #ffffff 0%, #cccccc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    opacity: 0.8;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.hero-media {
    display: flex;
    justify-content: center;
    align-items: center;
}

/* App Simulation Styles */
.app-simulation {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-frame {
    width: 320px;
    height: 600px;
    background: #1a1a1a;
    border-radius: 30px;
    padding: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    position: relative;
}

.phone-frame::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: #333;
    border-radius: 2px;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: #000;
    border-radius: 20px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    position: relative;
}

.app-header {
    background: #111;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #333;
}

.app-logo {
    color: #fff;
    font-weight: 600;
    font-size: 1.2rem;
}

.status-indicator {
    color: #00ff88;
    font-size: 0.8rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.app-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 0;
    height: 100%;
    position: relative;
}

.command-history {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    padding-bottom: 80px;
    scroll-behavior: smooth;
}

.command-item {
    margin-bottom: 15px;
    padding: 15px;
    background: #1a1a1a;
    border-radius: 12px;
    border: 1px solid #333;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.command {
    margin-bottom: 10px;
    font-size: 0.9rem;
}

.command strong {
    color: #667eea;
    font-weight: 600;
}

.result {
    font-size: 0.85rem;
    color: #ccc;
    line-height: 1.4;
}

.result strong {
    color: #00ff88;
    font-weight: 600;
}

.command-text {
    background: #1a1a1a;
    color: #fff;
    padding: 12px 16px;
    border-radius: 20px 20px 20px 5px;
    font-size: 0.9rem;
    margin-bottom: 8px;
    max-width: 80%;
}

.command-result {
    background: #00ff88;
    color: #000;
    padding: 8px 12px;
    border-radius: 20px 20px 5px 20px;
    font-size: 0.8rem;
    font-weight: 500;
    max-width: 70%;
    margin-left: auto;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.input-section {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 15px 20px;
    background: linear-gradient(to top, #000 0%, #000 70%, rgba(0,0,0,0.9) 90%, transparent 100%);
    backdrop-filter: blur(10px);
}

.input-container {
    display: flex;
    align-items: center;
    background: #1a1a1a;
    border-radius: 25px;
    padding: 5px;
}

.demo-input {
    flex: 1;
    background: transparent;
    border: none;
    color: #fff;
    padding: 12px 16px;
    font-size: 0.9rem;
    outline: none;
}

.demo-input::placeholder {
    color: #666;
}

.send-button {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.send-button:hover {
    background: linear-gradient(135deg, #5a6fd8 0%, #6a4190 100%);
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
}

.send-arrow {
    color: #000;
    font-weight: bold;
    font-size: 1.2rem;
}

.typing-indicator {
    display: flex;
    align-items: center;
    color: #666;
    font-size: 0.8rem;
    margin-top: 5px;
}

.typing-dots {
    display: flex;
    margin-left: 8px;
}

.typing-dots span {
    width: 4px;
    height: 4px;
    background: #666;
    border-radius: 50%;
    margin: 0 1px;
    animation: typingDots 1.5s infinite;
}

.typing-dots span:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-dots span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typingDots {
    0%, 60%, 100% {
        opacity: 0.3;
        transform: scale(1);
    }
    30% {
        opacity: 1;
        transform: scale(1.2);
    }
}



/* Sections */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.2rem;
    opacity: 0.8;
}

/* Features Section */
.features {
    background: rgba(255, 255, 255, 0.02);
}

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

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2.5rem;
    border-radius: 20px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.feature-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

/* How It Works Section */
.steps {
    display: flex;
    flex-direction: column;
    gap: 3rem;
    max-width: 800px;
    margin: 0 auto;
}

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

.step-number {
    width: 80px;
    height: 80px;
    background: #ffffff;
    color: #000000;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 800;
    flex-shrink: 0;
}

.step-content h3 {
    margin-bottom: 0.5rem;
}

/* Examples Section */
.examples {
    background: rgba(255, 255, 255, 0.02);
}

.examples-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.example-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 1.5rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.example-card:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-5px);
}

.example-text {
    font-size: 1.1rem;
    font-weight: 500;
    font-style: italic;
}

/* Screenshots Section */
.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.screenshot-placeholder {
    background: rgba(255, 255, 255, 0.05);
    border: 2px dashed rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 3rem 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.screenshot-placeholder:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.4);
}

.screenshot-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.7;
}

/* Accessibility Section */
.accessibility {
    background: rgba(255, 255, 255, 0.02);
}

.accessibility-content {
    max-width: 800px;
    margin: 0 auto;
}

.permissions {
    margin-top: 2rem;
}

.permissions ul {
    list-style: none;
    margin-top: 1rem;
}

.permissions li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
}

.permissions li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #ffffff;
    font-weight: bold;
}

/* Privacy Section */
.privacy-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

/* Download Section */
.download {
    background: rgba(255, 255, 255, 0.02);
    text-align: center;
}

.download-content {
    max-width: 600px;
    margin: 0 auto;
}

.download-buttons {
    margin-top: 2rem;
}

.coming-soon {
    margin-top: 1rem;
    opacity: 0.6;
    font-size: 0.9rem;
}

/* Footer */
.footer {
    background: rgba(255, 255, 255, 0.05);
    padding: 3rem 0 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.footer-brand .logo {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

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

.footer-link {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-link:hover {
    color: #ffffff;
}

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

.footer-bottom p {
    opacity: 0.6;
    margin: 0;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.command-item.slide-in {
    opacity: 1;
    transform: translateY(0);
}

/* Status Message Bubble */
.status-message {
    display: flex;
    align-items: center;
    margin: 8px 0;
    padding: 8px 12px;
    background: rgba(102, 126, 234, 0.1);
    border: 1px solid rgba(102, 126, 234, 0.2);
    border-radius: 12px;
    font-size: 0.8rem;
    color: #667eea;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
}

.status-message.show {
    opacity: 1;
    transform: translateY(0);
}

.status-message.processing {
    background: rgba(118, 75, 162, 0.1);
    border-color: rgba(118, 75, 162, 0.2);
    color: #764ba2;
}

.status-message.success {
    background: rgba(0, 255, 136, 0.1);
    border-color: rgba(0, 255, 136, 0.2);
    color: #00ff88;
}

.status-icon {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin-right: 8px;
    background: currentColor;
    opacity: 0.6;
    animation: statusPulse 2s ease-in-out infinite;
}

.status-message.processing .status-icon {
    animation: statusSpin 1s linear infinite;
}

.status-message.success .status-icon {
    animation: none;
    opacity: 1;
}

@keyframes statusPulse {
    0%, 100% {
        opacity: 0.6;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.1);
    }
}

@keyframes statusSpin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* Responsive Design */
@media (max-width: 480px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: rgba(0, 0, 0, 0.98);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 2rem;
        transition: left 0.3s ease;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-buttons {
        justify-content: center;
    }

    .phone-frame {
        width: 280px;
        height: 520px;
        padding: 15px;
    }
    
    .app-content {
        padding: 15px;
    }

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

    .step-number {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }

    .features-grid,
    .examples-grid,
    .screenshots-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }


}

/* Benefits Section */
.benefits {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.02) 0%, rgba(255, 255, 255, 0.03) 100%);
    padding: 6rem 0;
    position: relative;
}

.benefits::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.02) 0%, transparent 50%),
                radial-gradient(circle at 80% 50%, rgba(255, 255, 255, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
    margin-top: 4rem;
}

.benefit-column {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    padding: 3rem;
    backdrop-filter: blur(10px);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.benefit-column::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.3) 0%, rgba(255, 255, 255, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.benefit-column:hover {
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.benefit-column:hover::before {
    opacity: 1;
}

.benefit-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.benefit-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
    opacity: 0.9;
}

.benefit-header h2,
.benefit-header h3 {
    font-size: 2rem;
    font-weight: 700;
    margin: 1rem 0 0.5rem 0;
    color: #ffffff;
}

.benefit-subtitle {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
    font-weight: 400;
}

.benefit-description {
    margin-bottom: 2.5rem;
}

.benefit-description p {
    font-size: 1rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
    text-align: center;
}

.benefit-features {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.benefit-feature {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.25rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}

.benefit-feature:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.1);
    transform: translateX(8px);
}

.benefit-feature .feature-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
    margin-top: 0.25rem;
    opacity: 0.8;
}

.feature-content h4 {
    color: #ffffff;
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 0.5rem 0;
    line-height: 1.3;
}

.feature-content p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    line-height: 1.5;
    margin: 0;
}