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

:root {
    --primary-gradient: linear-gradient(135deg, #a8c0ff 0%, #c5a5f7 50%, #ffc9a5 100%);
    --primary-color: #6366f1;
    --secondary-color: #f59e0b;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --background-light: #f9fafb;
    --white: #ffffff;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.15);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
        'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
        sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    color: var(--text-dark);
    line-height: 1.6;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 1rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
}

.logo-image {
    height: 28px;
    width: auto;
}

.logo-icon {
    font-size: 1.8rem;
}

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

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

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

.cta-button {
    background: var(--primary-color);
    color: var(--white) !important;
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.3);
}

/* Hero Section */
.hero {
    background: var(--primary-gradient);
    padding: 10rem 0 6rem;
    margin-top: 70px;
}

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

.hero-text h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    color: var(--white);
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.primary-button {
    background: var(--text-dark);
    color: var(--white);
    padding: 1rem 2rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: transform 0.3s, box-shadow 0.3s;
    box-shadow: var(--shadow);
}

.primary-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.primary-button.large {
    padding: 1.25rem 2.5rem;
    font-size: 1.125rem;
}

.secondary-button {
    background: var(--white);
    color: var(--text-dark);
    padding: 1rem 2rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.3s;
}

.secondary-button:hover {
    transform: translateY(-2px);
}

.apple-icon {
    font-size: 1.5rem;
}

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

.phone-mockup {
    max-width: 300px;
    height: auto;
    border-radius: 30px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s;
}

.phone-mockup:hover {
    transform: scale(1.05);
}

/* Features Section */
.features {
    padding: 6rem 0;
    background: var(--background-light);
}

.section-title {
    font-size: 3rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.25rem;
    text-align: center;
    color: var(--text-light);
    margin-bottom: 4rem;
}

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

.feature-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 20px;
    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;
}

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

.feature-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* How It Works Section */
.how-it-works {
    padding: 6rem 0;
    background: var(--white);
}

.steps {
    margin-top: 4rem;
}

.step {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-bottom: 6rem;
}

.step-reverse {
    direction: rtl;
}

.step-reverse .step-content {
    direction: ltr;
}

.step-image img {
    max-width: 350px;
    width: 100%;
    height: auto;
    border-radius: 30px;
    box-shadow: var(--shadow-lg);
}

.step-number {
    font-size: 3rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

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

.step-content p {
    color: var(--text-light);
    margin-bottom: 1rem;
    font-size: 1.125rem;
}

.step-content ul {
    list-style: none;
    padding: 0;
}

.step-content ul li {
    padding: 0.5rem 0;
    color: var(--text-light);
    position: relative;
    padding-left: 1.5rem;
}

.step-content ul li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* Results Section */
.results {
    padding: 6rem 0;
    background: var(--background-light);
}

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

.results-image img {
    max-width: 350px;
    width: 100%;
    height: auto;
    border-radius: 30px;
    box-shadow: var(--shadow-lg);
}

.results-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.results-text > p {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

.results-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.results-feature {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.checkmark {
    background: var(--primary-color);
    color: var(--white);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    flex-shrink: 0;
}

/* Download Section */
.download {
    padding: 6rem 0;
    background: var(--primary-gradient);
    text-align: center;
}

.download-content h2 {
    font-size: 3rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 1rem;
}

.download-content p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 2rem;
}

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

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    font-size: 1.125rem;
}

.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(--white);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero-content,
    .step,
    .results-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .step-reverse {
        direction: ltr;
    }

    .hero-text h1 {
        font-size: 3rem;
    }

    .section-title {
        font-size: 2.5rem;
    }

    .step-image img,
    .results-image img,
    .phone-mockup {
        max-width: 280px;
        margin: 0 auto;
    }

    .nav-links {
        gap: 1rem;
    }

    .nav-links a:not(.cta-button) {
        display: none;
    }

    .hero {
        padding: 8rem 0 4rem;
    }

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

@media (max-width: 640px) {
    .container {
        padding: 0 1rem;
    }

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

    .hero-subtitle {
        font-size: 1.125rem;
    }

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

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .primary-button,
    .secondary-button {
        width: 100%;
        justify-content: center;
    }

    .step {
        margin-bottom: 4rem;
    }
}