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

:root {
    --primary-color: #1e3a8a;
    --secondary-color: #3b82f6;
    --accent-color: #60a5fa;
    --text-dark: #1e293b;
    --text-light: #ffffff;
    --text-gray: #64748b;
    --bg-light: #f8fafc;
    --bg-dark: #0f172a;
    --gradient-primary: linear-gradient(135deg, #1e40af 0%, #1e3a8a 100%);
    --gradient-accent: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

html {
    scroll-padding-top: 80px;
}

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

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

/* Navigation */
.navbar {
    background: var(--text-light);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 0;
    padding-bottom: 0;
}

.nav-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1;
    padding: 0;
    margin: 0;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
    padding: 0;
    margin: 0;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s;
    padding: 0;
    margin: 0;
    line-height: 1;
}

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

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1001;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Buttons */
.btn-primary, .btn-secondary {
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
    border: none;
    cursor: pointer;
    margin-bottom: 4px;
}

.btn-primary {
    background: var(--text-light);
    color: var(--primary-color);
    box-shadow: 0 4px 15px rgba(30, 58, 138, 0.2);
    border: 2px solid var(--primary-color);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(30, 58, 138, 0.3);
    background: var(--bg-light);
}

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

.btn-secondary:hover {
    background: var(--text-dark);
    color: var(--text-light);
}

.btn-large {
    padding: 0.85rem 1.75rem;
    font-size: 1rem;
}

/* Hero Section */
.hero {
    padding: 2rem 0;
    background: linear-gradient(135deg, #f5f5f5 0%, #ffffff 100%);
    min-height: calc(100vh - 60px);
    display: flex;
    align-items: center;
}

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

.hero-content h1 {
    font-size: 2.2rem;
    line-height: 1.2;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

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

.hero-subtitle {
    font-size: 1rem;
    color: var(--text-gray);
    margin-bottom: 1.25rem;
    line-height: 1.5;
}

.hero-cta {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.app-store-link {
    display: inline-block;
    transition: transform 0.3s ease;
}

.app-store-link img {
    height: 14rem;
    width: auto;
}

.app-store-link:hover {
    transform: translateY(-2px);
}

.nav-badge img {
    height: 8rem;
    width: auto;
}

.hero-image {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.hero-image .main-image {
    width: 100%;
    max-width: 200px;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
    z-index: 2;
}

.hero-image .side-image {
    width: 100%;
    max-width: 150px;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    opacity: 0.7;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.hero-image .side-image:hover {
    opacity: 1;
    transform: scale(1.05);
}

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

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

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.section-subtitle {
    font-size: 1.1rem;
    text-align: center;
    color: var(--text-gray);
    margin-bottom: 4rem;
}

.features-grid {
    display: flex;
    flex-direction: column;
    gap: 4rem;
}

.feature-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    padding: 2rem;
    border-radius: 16px;
    background: var(--bg-light);
}

.feature-card.reverse {
    direction: rtl;
}

.feature-card.reverse > * {
    direction: ltr;
}

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

.feature-image img {
    width: 100%;
    max-width: 450px;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.feature-content h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.feature-content p {
    color: var(--text-gray);
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    padding: 0.5rem 0;
    color: var(--text-gray);
    position: relative;
    padding-left: 2rem;
}

.feature-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.2rem;
}

/* How It Works */
.how-it-works {
    padding: 6rem 0;
    background: var(--bg-dark);
    color: var(--text-light);
}

.how-it-works .section-title,
.how-it-works .section-subtitle {
    color: var(--text-light);
}

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

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

.step-number {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
    box-shadow: 0 8px 25px rgba(96, 165, 250, 0.3);
}

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

.step p {
    color: #cccccc;
}

/* Benefits Section */
.benefits {
    padding: 6rem 0;
    background: var(--text-light);
}

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

.benefit-card {
    text-align: center;
    padding: 2rem;
    border-radius: 12px;
    background: var(--bg-light);
    transition: transform 0.3s, box-shadow 0.3s;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.benefit-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.benefit-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.benefit-card p {
    color: var(--text-gray);
}

/* Pricing Section */
.pricing {
    padding: 6rem 0;
    background: var(--text-light);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--bg-light);
    border-radius: 16px;
    padding: 2.5rem 2rem;
    position: relative;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(30, 58, 138, 0.15);
}

.pricing-card.featured {
    background: var(--text-light);
    border: 2px solid var(--primary-color);
    transform: scale(1.05);
}

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

.popular-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: var(--text-light);
    padding: 0.4rem 1.2rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.plan-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid rgba(30, 58, 138, 0.1);
}

.plan-header h3 {
    font-size: 1.8rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.3rem;
}

.price .amount {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
}

.price .period {
    font-size: 1.1rem;
    color: var(--text-gray);
}

.savings {
    margin-top: 0.5rem;
    color: var(--secondary-color);
    font-size: 0.9rem;
    font-weight: 600;
}

.plan-features {
    list-style: none;
    margin-bottom: 0;
}

.plan-features li {
    padding: 0.75rem 0;
    color: var(--text-dark);
    position: relative;
    padding-left: 2rem;
    font-size: 1rem;
}

.plan-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.2rem;
}

.btn-plan {
    width: 100%;
    text-align: center;
    padding: 1rem;
    font-size: 1rem;
}

/* Showcase Section */
.showcase {
    padding: 6rem 0;
    background: var(--bg-light);
}

.showcase-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.showcase-grid img {
    width: 100%;
    max-width: 550px;
    height: auto;
    margin: 0 auto;
    display: block;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
}

.showcase-grid img:hover {
    transform: scale(1.05);
}

/* CTA Section */
.cta {
    padding: 6rem 0;
    background: var(--gradient-primary);
    color: var(--text-light);
    text-align: center;
}

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

.cta p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.cta .btn-primary {
    background: var(--text-light);
    color: var(--primary-color);
    border: 2px solid var(--text-light);
}

.cta .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.4);
    background: var(--bg-light);
}

.cta-note {
    margin-top: 1rem;
    font-size: 0.9rem;
    opacity: 0.9;
}

.cta-badge img {
    height: 14rem;
    width: auto;
}

/* Footer */
.footer {
    background: var(--bg-dark);
    color: var(--text-light);
    padding: 5rem 2rem 3rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.footer-brand p {
    color: #cccccc;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    margin-bottom: 1rem;
    color: var(--text-light);
}

.footer-column a {
    display: block;
    color: #cccccc;
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: color 0.3s;
}

.footer-column a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #888888;
}

/* Responsive Design */
@media (max-width: 968px) {
    .container {
        padding: 0 15px;
    }

    .hero .container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .hero {
        padding: 3rem 0;
        min-height: auto;
    }

    .hero-content {
        text-align: center;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 0.95rem;
    }

    .hero-cta {
        justify-content: center;
        align-items: center;
        flex-wrap: wrap;
    }

    .hero-image {
        gap: 0.5rem;
    }

    .hero-image .main-image {
        max-width: 150px;
    }

    .hero-image .side-image {
        max-width: 110px;
    }

    .app-store-link img {
        height: 13rem;
    }

    .cta-badge img {
        height: 13rem;
    }

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

    .section-subtitle {
        font-size: 1rem;
    }

    .feature-card,
    .feature-card.reverse {
        grid-template-columns: 1fr;
        direction: ltr;
        padding: 1.5rem;
        gap: 2rem;
    }

    .feature-content h3 {
        font-size: 1.5rem;
    }

    .feature-content p {
        font-size: 1rem;
    }

    .steps {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .benefit-card {
        padding: 1.5rem;
    }

    .benefit-icon {
        font-size: 2.5rem;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .pricing-card.featured {
        transform: scale(1);
    }

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

    .showcase-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

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

    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }

    .nav-links {
        gap: 1rem;
    }

    .nav-badge img {
        height: 5rem;
    }

    .cta h2 {
        font-size: 2rem;
    }

    .cta p {
        font-size: 1rem;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .navbar .container {
        position: relative;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        height: 100vh;
        width: 70%;
        max-width: 300px;
        background: var(--text-light);
        flex-direction: column;
        padding: 80px 2rem 2rem;
        gap: 1.5rem;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
        transition: right 0.3s ease;
        align-items: flex-start;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links a {
        font-size: 1.1rem;
        width: 100%;
        padding: 0.5rem 0;
    }

    .nav-links .nav-badge {
        padding: 0;
        margin-top: -1.5rem;
    }

    .nav-badge img {
        height: 7rem;
    }

    .hero-content h1 {
        font-size: 1.75rem;
    }

    .app-store-link img {
        height: 11rem;
    }

    .cta-badge img {
        height: 11rem;
    }
}

@media (max-width: 640px) {
    .hero-content h1 {
        font-size: 1.6rem;
    }

    .hero-subtitle {
        font-size: 0.9rem;
    }

    .app-store-link img {
        height: 10rem;
    }

    .cta-badge img {
        height: 10rem;
    }

    .nav-badge img {
        height: 6rem;
    }

    .section-title {
        font-size: 1.6rem;
    }

    .section-subtitle {
        font-size: 0.95rem;
        margin-bottom: 2rem;
    }

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

    .hero-image {
        gap: 0.25rem;
    }

    .hero-image .main-image {
        max-width: 120px;
    }

    .hero-image .side-image {
        max-width: 85px;
    }

    .features,
    .how-it-works,
    .benefits,
    .pricing,
    .showcase,
    .cta {
        padding: 4rem 0;
    }

    .feature-card {
        padding: 1rem;
    }

    .feature-content h3 {
        font-size: 1.3rem;
    }

    .step {
        padding: 1.5rem;
    }

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

    .step h3 {
        font-size: 1.3rem;
    }

    .pricing-card {
        padding: 2rem 1.5rem;
    }

    .price .amount {
        font-size: 2.5rem;
    }

    .cta h2 {
        font-size: 1.6rem;
    }

    .cta p {
        font-size: 0.95rem;
    }

    .footer-links {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .nav-brand {
        font-size: 1.2rem;
    }

    .hero-content h1 {
        font-size: 1.4rem;
    }

    .app-store-link img {
        height: 9rem;
    }

    .cta-badge img {
        height: 9rem;
    }

    .nav-badge img {
        height: 5rem;
    }

    .btn-secondary {
        font-size: 0.9rem;
        padding: 0.7rem 1.25rem;
    }

    .section-title {
        font-size: 1.4rem;
    }

    .hero-image .main-image {
        max-width: 100px;
    }

    .hero-image .side-image {
        max-width: 70px;
    }
}