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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: #e4e4e7;
    background: #0a0a0a;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

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

.nav-logo .logo-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #fff;
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.nav-logo .logo-link:hover {
    opacity: 0.9;
}

.nav-logo i {
    color: #3b82f6;
    font-size: 1.8rem;
}

.logo-image {
    width: 32px;
    height: 32px;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

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

.nav-link {
    color: #a1a1aa;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #fff;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #3b82f6;
    transition: width 0.3s ease;
}

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

.nav-toggle {
    display: none;
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.3);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

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

.btn-outline {
    background: transparent;
    color: #3b82f6;
    padding: 0.75rem 1.5rem;
    border: 2px solid #3b82f6;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.btn-outline:hover {
    background: #3b82f6;
    color: white;
    transform: translateY(-2px);
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: radial-gradient(ellipse at center, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
}

.hero-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.hero-logo-image {
    width: 120px;
    height: 120px;
    object-fit: contain;
    filter: drop-shadow(0 10px 25px rgba(0, 0, 0, 0.3));
    animation: float 3s ease-in-out infinite;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

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

.gradient-text {
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #a1a1aa;
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

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

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

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: #3b82f6;
}

.stat-label {
    font-size: 0.875rem;
    color: #71717a;
}

/* App Preview */
.app-preview {
    position: relative;
    transform: perspective(1000px) rotateY(-15deg) rotateX(10deg);
    transition: transform 0.3s ease;
}

.app-preview:hover {
    transform: perspective(1000px) rotateY(-10deg) rotateX(5deg);
}

.app-window {
    background: rgba(24, 24, 27, 0.95);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    overflow: hidden;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
}

.window-header {
    background: rgba(39, 39, 42, 0.8);
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.window-controls {
    display: flex;
    gap: 0.5rem;
}

.control {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.control.close { background: #ef4444; }
.control.minimize { background: #f59e0b; }
.control.maximize { background: #10b981; }

.window-title {
    color: #e4e4e7;
    font-weight: 600;
}

.window-content {
    padding: 2rem;
}

.drop-zone {
    background: rgba(59, 130, 246, 0.1);
    border: 2px dashed #3b82f6;
    border-radius: 12px;
    padding: 3rem;
    text-align: center;
    transition: all 0.3s ease;
}

.drop-zone i {
    font-size: 3rem;
    color: #3b82f6;
    margin-bottom: 1rem;
}

.drop-zone p {
    font-size: 1.25rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 0.5rem;
}

.drop-zone span {
    color: #a1a1aa;
    font-size: 0.9rem;
}

/* Background Elements */
.hero-bg-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.bg-circle {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    filter: blur(40px);
    animation: float 6s ease-in-out infinite;
}

.circle-1 {
    width: 300px;
    height: 300px;
    top: 10%;
    right: 10%;
    animation-delay: 0s;
}

.circle-2 {
    width: 200px;
    height: 200px;
    bottom: 20%;
    left: 10%;
    animation-delay: 2s;
}

.circle-3 {
    width: 400px;
    height: 400px;
    top: 50%;
    right: 50%;
    animation-delay: 4s;
}

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

/* Sections */
section {
    padding: 6rem 0;
}

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

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.25rem;
    color: #a1a1aa;
    max-width: 600px;
    margin: 0 auto;
}

/* Features Section */
.features {
    background: rgba(24, 24, 27, 0.5);
}

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

.feature-card {
    background: rgba(39, 39, 42, 0.5);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    backdrop-filter: blur(20px);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-icon i {
    font-size: 1.5rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
}

.feature-card p {
    color: #a1a1aa;
    line-height: 1.7;
}

/* How It Works Section */
.steps-container {
    max-width: 800px;
    margin: 0 auto;
}

.step {
    display: grid;
    grid-template-columns: 80px 1fr 80px;
    gap: 2rem;
    align-items: center;
    margin-bottom: 3rem;
    padding: 2rem;
    background: rgba(39, 39, 42, 0.3);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.step-number {
    font-size: 2rem;
    font-weight: 800;
    color: #3b82f6;
    text-align: center;
}

.step-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.5rem;
}

.step-content p {
    color: #a1a1aa;
    line-height: 1.7;
}

.step-visual {
    text-align: center;
}

.step-visual i {
    font-size: 2.5rem;
    color: #8b5cf6;
}

/* Use Cases Section */
.use-cases {
    background: rgba(24, 24, 27, 0.5);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.use-case {
    text-align: center;
    padding: 2rem;
    background: rgba(39, 39, 42, 0.3);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.use-case:hover {
    transform: translateY(-5px);
    border-color: rgba(59, 130, 246, 0.3);
}

.use-case i {
    font-size: 3rem;
    color: #3b82f6;
    margin-bottom: 1rem;
}

.use-case h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.5rem;
}

.use-case p {
    color: #a1a1aa;
    line-height: 1.6;
}

/* Pricing Section */
.pricing-calculator {
    max-width: 600px;
    margin: 0 auto 4rem auto;
}

.calculator-card {
    background: rgba(39, 39, 42, 0.8);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 2.5rem;
    backdrop-filter: blur(20px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.calculator-card h3 {
    color: #fff;
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.calculator-card h3 i {
    color: #3b82f6;
}

.calculator-card p {
    color: #a1a1aa;
    margin-bottom: 2rem;
}

.size-slider {
    margin-bottom: 2rem;
}

.slider {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.1);
    outline: none;
    -webkit-appearance: none;
    appearance: none;
    margin-bottom: 1rem;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.slider::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    cursor: pointer;
    border: none;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.size-display {
    margin-bottom: 1.5rem;
}

#sizeValue {
    font-size: 1.5rem;
    font-weight: 700;
    color: #3b82f6;
}

.cost-display {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 1rem;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 12px;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.cost-label {
    color: #e4e4e7;
    font-weight: 500;
}

.cost-amount {
    font-size: 2rem;
    font-weight: 800;
    color: #10b981;
}

.cost-note {
    color: #a1a1aa;
    font-size: 0.9rem;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    max-width: 1400px;
    margin: 0 auto;
}

.pricing-card {
    background: rgba(39, 39, 42, 0.5);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 2rem;
    position: relative;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-5px);
    border-color: rgba(59, 130, 246, 0.3);
}

.pricing-card.featured {
    border-color: #3b82f6;
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.2);
    transform: scale(1.05);
}

.pricing-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.pricing-header {
    text-align: center;
    margin-bottom: 2rem;
}

.pricing-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.25rem;
}

.currency {
    font-size: 1.5rem;
    color: #a1a1aa;
}

.amount {
    font-size: 3rem;
    font-weight: 800;
    color: #3b82f6;
}

.period {
    font-size: 1rem;
    color: #a1a1aa;
}

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

.pricing-features li {
    padding: 0.5rem 0;
    color: #e4e4e7;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.pricing-features i {
    color: #10b981;
    font-size: 0.875rem;
}

.file-size {
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-top: 0.5rem;
    display: inline-block;
}

.use-cases {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    padding: 1rem;
    border-radius: 8px;
    margin: 1.5rem 0;
    font-size: 0.9rem;
    line-height: 1.4;
}

.use-cases strong {
    color: #3b82f6;
}

.pricing-note {
    max-width: 800px;
    margin: 3rem auto 0;
    text-align: center;
    padding: 1.5rem;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 12px;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.pricing-note p {
    color: #e4e4e7;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.pricing-note i {
    color: #3b82f6;
    font-size: 1.1rem;
}


/* Download Section */
.download {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    text-align: center;
}

.download-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 1rem;
}

.download-content p {
    font-size: 1.25rem;
    color: #a1a1aa;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.download-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.download-btn {
    background: rgba(39, 39, 42, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
    color: #fff;
    transition: all 0.3s ease;
    min-width: 160px;
}

.download-btn:hover {
    background: rgba(59, 130, 246, 0.1);
    border-color: #3b82f6;
    transform: translateY(-2px);
}

.download-btn.coming-soon {
    opacity: 0.6;
    cursor: not-allowed;
}

.download-btn.coming-soon:hover {
    background: rgba(39, 39, 42, 0.8);
    border-color: rgba(255, 255, 255, 0.1);
    transform: none;
}

.download-btn i {
    font-size: 2rem;
    color: #3b82f6;
}

.download-btn .platform {
    font-weight: 600;
    display: block;
}

.download-btn .version {
    font-size: 0.875rem;
    color: #a1a1aa;
    display: block;
}

.download-note {
    color: #71717a;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.download-note i {
    color: #10b981;
}

/* Contact Section */
.contact {
    background: rgba(24, 24, 27, 0.5);
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, rgba(59, 130, 246, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
    position: relative;
    z-index: 1;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-card {
    background: rgba(39, 39, 42, 0.5);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1.5rem;
    transition: all 0.3s ease;
}

.contact-card:hover {
    transform: translateY(-5px);
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.contact-icon i {
    font-size: 1.25rem;
    color: white;
}

.contact-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 0.5rem;
}

.contact-card p {
    color: #a1a1aa;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    line-height: 1.5;
}

.contact-card a {
    color: #3b82f6;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.contact-card a:hover {
    color: #8b5cf6;
}

.chat-link {
    background: rgba(59, 130, 246, 0.1);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.chat-link:hover {
    background: rgba(59, 130, 246, 0.2);
}

.contact-form-container {
    background: rgba(39, 39, 42, 0.5);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 2rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.contact-form-container h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.contact-form-container h3::before {
    content: '✉️';
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    color: #e4e4e7;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(24, 24, 27, 0.8);
    color: #e4e4e7;
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group button {
    width: 100%;
    padding: 1rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
}

#formStatus {
    margin-top: 1rem;
    padding: 0.75rem;
    border-radius: 8px;
    font-weight: 500;
    text-align: center;
    display: none;
}

#formStatus.success {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
    border: 1px solid rgba(16, 185, 129, 0.2);
    display: block;
}

#formStatus.error {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.2);
    display: block;
}

@media (max-width: 768px) {
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .contact-info {
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .contact-card {
        flex: 1 1 calc(50% - 0.75rem);
        min-width: 250px;
    }
}

@media (max-width: 480px) {
    .contact-info {
        flex-direction: column;
    }
    
    .contact-card {
        width: 100%;
    }
}

/* Footer */
.footer {
    background: rgba(24, 24, 27, 0.8);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 3rem 0 1rem;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1rem;
}

.footer-logo-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #fff;
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.footer-logo-link:hover {
    opacity: 0.9;
}

.footer-logo i {
    color: #3b82f6;
    font-size: 1.8rem;
}

.footer-logo-image {
    width: 28px;
    height: 28px;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.footer-section p {
    color: #a1a1aa;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #a1a1aa;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #3b82f6;
    color: white;
    transform: translateY(-2px);
}

.social-links .github-link {
    width: 50px;
    height: 50px;
}

.social-links .github-link i {
    font-size: 1.5rem;
}

.footer-section h4 {
    color: #fff;
    font-weight: 600;
    margin-bottom: 1rem;
}

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

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

.footer-section ul li a {
    color: #a1a1aa;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #3b82f6;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
    color: #71717a;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: block;
    }
    
    .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;
        flex-wrap: wrap;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .step {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 1rem;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .download-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .app-preview {
        transform: none;
    }
    
    .container {
        padding: 0 1rem;
    }
}

/* Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    animation: fadeIn 0.3s ease-out;
}

.modal-content {
    background-color: #0a0a0a;
    border: 1px solid #3f3f46;
    border-radius: 8px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    animation: slideIn 0.3s ease-out;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid #3f3f46;
}

.modal-header h3 {
    margin: 0;
    color: #e4e4e7;
    font-size: 1.5rem;
}

.modal-close {
    background: none;
    border: none;
    color: #a1a1aa;
    font-size: 1.5rem;
    cursor: pointer;
    transition: color 0.2s;
}

.modal-close:hover {
    color: #e4e4e7;
}

.modal-body {
    padding: 2rem;
    text-align: center;
}

.modal-body p {
    margin: 0.5rem 0;
    color: #e4e4e7;
    font-size: 1.1rem;
}

.success-icon {
    font-size: 4rem;
    color: #10b981;
    margin-bottom: 1.5rem;
}

.modal-footer {
    padding: 1rem 1.5rem;
    text-align: center;
    border-top: 1px solid #3f3f46;
}

.modal-close-btn {
    padding: 0.75rem 2rem;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

/* Alert Styles */
.alert {
    padding: 1rem;
    margin: 1rem 0;
    border-radius: 4px;
    font-weight: 500;
}

.alert-success {
    background-color: rgba(16, 185, 129, 0.1);
    border: 1px solid #10b981;
    color: #10b981;
}

.alert-error {
    background-color: rgba(239, 68, 68, 0.1);
    border: 1px solid #ef4444;
    color: #ef4444;
}

.alert-info {
    background-color: rgba(37, 99, 235, 0.1);
    border: 1px solid #2563eb;
    color: #2563eb;
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .btn-large {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }
    
    .modal-content {
        width: 95%;
    }
}