* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-blue: #1e3a8a;
    --accent-blue: #3b82f6;
    --purple-accent: #8b5cf6;
    --green-accent: #10b981;
    --orange-accent: #f59e0b;
    --light-blue: #dbeafe;
    --dark-bg: #0f172a;
    --dark-card: #1e293b;
    --dark-text: #f1f5f9;
    --light-bg: #ffffff;
    --light-card: #f8fafc;
    --light-text: #334155;
    --gradient: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
    --purple-gradient: linear-gradient(135deg, var(--purple-accent), var(--accent-blue));
    --app-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --bg-color-rgb: 255, 255, 255;
}

[data-theme="light"] {
    --bg-color: var(--light-bg);
    --card-color: var(--light-card);
    --text-color: var(--light-text);
    --border-color: #e2e8f0;
    --bg-color-rgb: 255, 255, 255;
}

[data-theme="dark"] {
    --bg-color: var(--dark-bg);
    --card-color: var(--dark-card);
    --text-color: var(--dark-text);
    --border-color: #334155;
    --bg-color-rgb: 15, 23, 42;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: all 0.3s ease;
}

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

/* Header */
header {
    background: var(--bg-color);
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--accent-blue);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

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

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

.theme-toggle {
    background: var(--gradient);
    border: none;
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: transform 0.2s ease;
}

.theme-toggle:hover {
    transform: scale(1.05);
}

.mobile-menu {
    display: none;
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: var(--app-gradient);
    color: white;
    text-align: center;
    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="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 1rem;
    font-weight: 700;
}

.hero p {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    margin-bottom: 2rem;
    opacity: 0.9;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.pricing-highlight {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 20px;
    margin: 2rem auto;
    max-width: 600px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.pricing-highlight h2 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: #fbbf24;
}

.pricing-highlight p {
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}

.cta-button {
    background: white;
    color: var(--primary-blue);
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.cta-button.secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid white;
}

.cta-button.secondary:hover {
    background: white;
    color: var(--primary-blue);
}

/* Features Section */
.features {
    padding: 80px 0;
    background: var(--bg-color);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: var(--card-color);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
    color: white;
}

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

.feature-card p {
    color: var(--text-color);
    opacity: 0.8;
}

/* Portfolio Section */
.portfolio {
    padding: 80px 0;
    background: var(--card-color);
}

.portfolio-showcase {
    margin-top: 3rem;
}

.app-showcase {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
}

.app-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    width: 280px;
    height: 560px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 40px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
    transform: scale(0.8) rotateY(-15deg);
    opacity: 0;
    transition: all 0.6s ease;
}

.phone-mockup::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 2px;
}

.phone-mockup::after {
    content: '';
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 4px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 2px;
}

.app-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    background: rgba(255, 255, 255, 0.2);
    width: 80px;
    height: 80px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.app-details h3 {
    font-size: 2rem;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.app-tagline {
    font-size: 1.2rem;
    color: var(--accent-blue);
    font-weight: 600;
    margin-bottom: 2rem;
}

.app-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.app-feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-color);
    padding: 0.75rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.app-feature:hover {
    transform: translateX(5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.app-feature .feature-icon {
    font-size: 1.2rem;
}

.app-description {
    color: var(--text-color);
    opacity: 0.9;
    line-height: 1.7;
    margin-bottom: 2rem;
}

.app-tech {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.tech-tag {
    background: var(--purple-gradient);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

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

.app-store-button {
    background: #000;
    color: white;
    padding: 1rem 2rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.app-store-button:hover {
    background: #333;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

/* About Section */
.about {
    padding: 80px 0;
    background: var(--bg-color);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: start;
    margin-top: 3rem;
}

.about-image {
    position: relative;
}

.developer-photo {
    width: 100%;
    max-width: 350px;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.developer-photo:hover {
    transform: scale(1.02);
}

.about-text h3 {
    font-size: 2rem;
    color: var(--text-color);
    margin-bottom: 1rem;
}

.intro-text {
    font-size: 1.2rem;
    color: var(--accent-blue);
    font-weight: 600;
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.about-text p {
    color: var(--text-color);
    margin-bottom: 1.5rem;
    line-height: 1.7;
    opacity: 0.9;
}

.credentials {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
    padding: 2rem;
    background: var(--card-color);
    border-radius: 15px;
    border: 1px solid var(--border-color);
}

.credential-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.credential-icon {
    font-size: 2rem;
    width: 50px;
    height: 50px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.credential-text h4 {
    font-size: 1.1rem;
    color: var(--text-color);
    margin-bottom: 0.25rem;
}

.credential-text p {
    font-size: 0.9rem;
    color: var(--text-color);
    opacity: 0.7;
    margin: 0;
}

.specialties {
    background: var(--card-color);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid var(--border-color);
    margin: 2rem 0;
}

.specialties h4 {
    color: var(--text-color);
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.specialties-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 0.5rem;
}

.specialties-list li {
    color: var(--text-color);
    opacity: 0.9;
    position: relative;
    padding-left: 1.5rem;
}

.specialties-list li:before {
    content: '📱';
    position: absolute;
    left: 0;
    font-size: 0.8rem;
}

.closing-text {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent-blue);
    text-align: center;
    margin-top: 2rem;
    padding: 1.5rem;
    background: var(--light-blue);
    border-radius: 15px;
    border-left: 4px solid var(--accent-blue);
}

[data-theme="dark"] .closing-text {
    background: rgba(59, 130, 246, 0.1);
    color: #93c5fd;
}

/* Pricing Section */
.pricing {
    padding: 80px 0;
    background: var(--card-color);
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.pricing-card {
    background: var(--bg-color);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
}

.pricing-card.featured {
    border: 2px solid var(--accent-blue);
    transform: scale(1.05);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05), rgba(139, 92, 246, 0.05));
}

.pricing-card.premium {
    border: 2px solid var(--purple-accent);
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.05), rgba(59, 130, 246, 0.05));
}

.pricing-card.featured::before {
    content: 'Most Popular';
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
}

.pricing-card.premium::before {
    content: 'Premium Solution';
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--purple-gradient);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-5px);
}

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

.price {
    font-size: 3rem;
    font-weight: bold;
    color: var(--accent-blue);
    margin-bottom: 0.5rem;
}

.pricing-card.premium .price {
    color: var(--purple-accent);
}

.price-subtitle {
    color: var(--text-color);
    opacity: 0.7;
    margin-bottom: 2rem;
}

.features-list {
    list-style: none;
    margin-bottom: 2rem;
    text-align: left;
}

.features-list li {
    padding: 0.5rem 0;
    color: var(--text-color);
    opacity: 0.9;
}

.features-list li:before {
    content: '✓';
    color: #10b981;
    font-weight: bold;
    margin-right: 0.5rem;
}

.pricing-buttons {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: auto;
}

.calendly-button {
    background: var(--green-accent);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    font-size: 0.9rem;
    display: inline-block;
}

.calendly-button:hover {
    background: #059669;
    transform: translateY(-1px);
}

.calendly-button.large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
    border-radius: 50px;
}

.pricing-note {
    text-align: center;
    margin-top: 3rem;
    padding: 1.5rem;
    background: var(--bg-color);
    border-radius: 15px;
    border: 1px solid var(--border-color);
}

.pricing-note p {
    color: var(--text-color);
    opacity: 0.8;
    font-style: italic;
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: var(--app-gradient);
    color: white;
    text-align: center;
}

.contact-content {
    max-width: 700px;
    margin: 0 auto;
}

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

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

.contact-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid white;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: white;
    color: var(--primary-blue);
}

.premium-btn {
    background: var(--purple-accent);
    border-color: var(--purple-accent);
}

.premium-btn:hover {
    background: white;
    color: var(--purple-accent);
}

/* Contact Form */
.contact-form-container {
    margin-top: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.contact-form-container h3 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: white;
    opacity: 0.9;
}

.contact-form {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #fbbf24;
    background: rgba(255, 255, 255, 0.2);
    box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.2);
}

.form-group select {
    cursor: pointer;
}

.form-group select option {
    background: var(--dark-bg);
    color: var(--dark-text);
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
    cursor: pointer;
    line-height: 1.4;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
    opacity: 0;
    position: absolute;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 4px;
    position: relative;
    background: rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    flex-shrink: 0;
    margin-top: 2px;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: #fbbf24;
    border-color: #fbbf24;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--primary-blue);
    font-weight: bold;
    font-size: 12px;
}

.form-submit-btn {
    width: 100%;
    background: #fbbf24;
    color: var(--primary-blue);
    border: none;
    padding: 1rem 2rem;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.form-submit-btn:hover {
    background: #f59e0b;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(251, 191, 36, 0.3);
}

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

.form-submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.btn-loading {
    display: none;
}

.form-submit-btn.loading .btn-text {
    display: none;
}

.form-submit-btn.loading .btn-loading {
    display: inline;
}

/* Success message */
.success-message {
    background: rgba(16, 185, 129, 0.2);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #10b981;
    padding: 1rem;
    border-radius: 10px;
    margin-top: 1rem;
    text-align: center;
    display: none;
}

/* Footer */
footer {
    background: var(--dark-bg);
    color: var(--dark-text);
    text-align: center;
    padding: 2rem 0;
}

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

@keyframes float-in {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-on-scroll {
    animation: fadeInUp 0.6s ease-out;
}

.float-in {
    animation: float-in 0.5s ease-out forwards;
}

/* Responsive Design */
@media (max-width: 968px) {
    .app-showcase {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-color);
        flex-direction: column;
        padding: 1rem;
        border-top: 1px solid var(--border-color);
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu {
        display: block;
    }

    .hero {
        padding: 100px 0 60px;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .pricing-highlight {
        padding: 1.5rem;
    }

    .pricing-highlight h2 {
        font-size: 2rem;
    }

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

    .section-title {
        font-size: 2rem;
    }

    .features-grid,
    .pricing-cards {
        grid-template-columns: 1fr;
    }

    .pricing-card.featured,
    .pricing-card.premium {
        transform: none;
    }

    .pricing-card.featured:hover,
    .pricing-card.premium:hover {
        transform: translateY(-5px);
    }

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

    .form-row {
        grid-template-columns: 1fr;
    }

    .contact-form {
        padding: 1.5rem;
    }

    .credentials {
        grid-template-columns: 1fr;
        padding: 1.5rem;
    }

    .specialties-list {
        grid-template-columns: 1fr;
    }

    .app-features {
        grid-template-columns: 1fr;
    }

    .phone-mockup {
        width: 250px;
        height: 500px;
        transform: scale(1);
        opacity: 1;
    }
}

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

    .hero {
        padding: 80px 0 40px;
    }

    .features,
    .portfolio,
    .pricing,
    .about {
        padding: 60px 0;
    }

    .feature-card,
    .pricing-card {
        padding: 1.5rem;
    }

    .phone-mockup {
        width: 220px;
        height: 440px;
    }

    .app-icon {
        width: 60px;
        height: 60px;
        font-size: 2.5rem;
    }

    .pricing-highlight h2 {
        font-size: 1.8rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .app-details h3 {
        font-size: 1.5rem;
    }

    .about-text h3 {
        font-size: 1.5rem;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Additional mobile app specific styles */
.app-feature {
    opacity: 0;
    transform: translateX(-20px);
    animation: float-in 0.5s ease-out forwards;
}

.phone-mockup {
    animation: phone-float 3s ease-in-out infinite;
}

@keyframes phone-float {
    0%, 100% {
        transform: scale(0.8) rotateY(-15deg) translateY(0px);
    }
    50% {
        transform: scale(0.8) rotateY(-15deg) translateY(-10px);
    }
}

@media (max-width: 768px) {
    @keyframes phone-float {
        0%, 100% {
            transform: scale(1) rotateY(0deg) translateY(0px);
        }
        50% {
            transform: scale(1) rotateY(0deg) translateY(-5px);
        }
    }
}