:root {
    --primary: #FD5D35;
    --primary-foreground: #FFFFFF;
    --secondary: #56AD9A;
    --secondary-foreground: #FFFFFF;
    --accent: #FFC107;
    --accent-foreground: #333333;
    --background: #F8F8F8;
    --foreground: #333333;
    --card: #FFFFFF;
    --card-foreground: #444444;
    --muted: #F0F0F0;
    --muted-foreground: #666666;
    --border: #E5E5E5;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--background);
    color: var(--foreground);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
}

/* Container */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

@media (min-width: 640px) {
    .container {
        padding: 0 1.5rem;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 2rem;
    }
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

@media (min-width: 1024px) {
    .header-inner {
        height: 80px;
    }
}

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

.logo-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-icon svg {
    width: 24px;
    height: 24px;
    color: var(--primary-foreground);
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--foreground);
}

.nav-desktop {
    display: none;
    align-items: center;
    gap: 2rem;
}

@media (min-width: 1024px) {
    .nav-desktop {
        display: flex;
    }
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--muted-foreground);
    transition: color 0.2s;
}

.nav-link:hover {
    color: var(--foreground);
}

.nav-cta {
    display: none;
    align-items: center;
    gap: 1rem;
}

@media (min-width: 1024px) {
    .nav-cta {
        display: flex;
    }
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 0.5rem;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-ghost {
    background: transparent;
    color: var(--foreground);
}

.btn-ghost:hover {
    background: var(--muted);
}

.btn-primary {
    background: var(--primary);
    color: var(--primary-foreground);
}

.btn-primary:hover {
    background: #e54e2a;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
    border-radius: 0.75rem;
}

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

.btn-white:hover {
    background: rgba(255, 255, 255, 0.9);
}

/* Mobile Menu */
.mobile-menu-btn {
    display: flex;
    padding: 0.5rem;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--foreground);
}

@media (min-width: 1024px) {
    .mobile-menu-btn {
        display: none;
    }
}

.mobile-menu-btn svg {
    width: 24px;
    height: 24px;
}

.mobile-menu {
    display: none;
    padding: 1rem 0;
    border-top: 1px solid var(--border);
}

.mobile-menu.active {
    display: block;
}

@media (min-width: 1024px) {
    .mobile-menu {
        display: none !important;
    }
}

.mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.mobile-nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--muted-foreground);
    padding: 0.5rem 0;
    transition: color 0.2s;
}

.mobile-nav-link:hover {
    color: var(--foreground);
}

.mobile-cta {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding-top: 1rem;
    margin-top: 1rem;
    border-top: 1px solid var(--border);
}

.mobile-cta .btn {
    width: 100%;
}

/* Hero Section */
.hero {
    position: relative;
    padding: 8rem 0 5rem;
    overflow: hidden;
}

@media (min-width: 1024px) {
    .hero {
        padding: 11rem 0 8rem;
    }
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-bg-circle-1 {
    position: absolute;
    top: 5rem;
    left: 25%;
    width: 18rem;
    height: 18rem;
    background: rgba(253, 93, 53, 0.1);
    border-radius: 50%;
    filter: blur(48px);
}

.hero-bg-circle-2 {
    position: absolute;
    bottom: 5rem;
    right: 25%;
    width: 24rem;
    height: 24rem;
    background: rgba(86, 173, 154, 0.1);
    border-radius: 50%;
    filter: blur(48px);
}

.hero-content {
    text-align: center;
    max-width: 56rem;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    background: rgba(253, 93, 53, 0.1);
    color: var(--primary);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 2rem;
}

.hero-badge svg {
    width: 16px;
    height: 16px;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--foreground);
    line-height: 1.1;
    letter-spacing: -0.02em;
}

@media (min-width: 640px) {
    .hero-title {
        font-size: 3rem;
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: 4.5rem;
    }
}

.hero-subtitle {
    margin-top: 1.5rem;
    font-size: 1.125rem;
    color: var(--muted-foreground);
    max-width: 42rem;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

@media (min-width: 640px) {
    .hero-subtitle {
        font-size: 1.25rem;
    }
}

.hero-cta {
    margin-top: 2.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

@media (min-width: 640px) {
    .hero-cta {
        flex-direction: row;
        justify-content: center;
    }
}

.hero-cta .btn {
    width: 100%;
}

@media (min-width: 640px) {
    .hero-cta .btn {
        width: auto;
    }
}

.hero-trust {
    margin-top: 4rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    color: var(--muted-foreground);
}

@media (min-width: 1024px) {
    .hero-trust {
        gap: 4rem;
    }
}

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

.hero-trust-item svg {
    width: 20px;
    height: 20px;
}

.hero-trust-item span {
    font-size: 0.875rem;
    font-weight: 500;
}

/* Features Section */
.features {
    padding: 5rem 0;
    background: var(--card);
}

@media (min-width: 1024px) {
    .features {
        padding: 8rem 0;
    }
}

.section-header {
    text-align: center;
    max-width: 48rem;
    margin: 0 auto 4rem;
}

.section-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1rem;
}

.section-badge-secondary {
    background: rgba(86, 173, 154, 0.1);
    color: var(--secondary);
}

.section-badge-accent {
    background: rgba(255, 193, 7, 0.2);
    color: #b38600;
}

.section-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--foreground);
}

@media (min-width: 640px) {
    .section-title {
        font-size: 2.25rem;
    }
}

@media (min-width: 1024px) {
    .section-title {
        font-size: 3rem;
    }
}

.section-subtitle {
    margin-top: 1rem;
    font-size: 1.125rem;
    color: var(--muted-foreground);
}

.features-grid {
    display: grid;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 2rem;
    }
}

.feature-card {
    padding: 2rem;
    border-radius: 1rem;
    background: var(--background);
    border: 1px solid var(--border);
    transition: all 0.3s;
}

.feature-card:hover {
    border-color: rgba(253, 93, 53, 0.3);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}

.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-icon svg {
    width: 28px;
    height: 28px;
}

.feature-icon-primary {
    background: rgba(253, 93, 53, 0.1);
    color: var(--primary);
}

.feature-icon-secondary {
    background: rgba(86, 173, 154, 0.1);
    color: var(--secondary);
}

.feature-icon-accent {
    background: rgba(255, 193, 7, 0.1);
    color: var(--accent);
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--foreground);
    margin-bottom: 0.75rem;
}

.feature-desc {
    color: var(--muted-foreground);
    line-height: 1.6;
}

/* Pricing Section */
.pricing {
    padding: 5rem 0;
    background: var(--card);
}

@media (min-width: 1024px) {
    .pricing {
        padding: 8rem 0;
    }
}

.pricing-cards {
    display: grid;
    gap: 2rem;
    max-width: 56rem;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .pricing-cards {
        grid-template-columns: repeat(2, 1fr);
        align-items: start;
    }
}

.pricing-card-wrapper {
    max-width: 32rem;
    margin: 0 auto;
}

.pricing-card {
    position: relative;
    padding: 2rem;
    border-radius: 1.5rem;
    background: var(--card);
    border: 1px solid var(--border);
    transition: all 0.3s;
}

.pricing-card:hover {
    border-color: rgba(253, 93, 53, 0.3);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
}

@media (min-width: 1024px) {
    .pricing-card {
        padding: 2.5rem;
    }
}

.pricing-card-featured {
    background: rgba(253, 93, 53, 0.05);
    border: 2px solid var(--primary);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.1);
}

.pricing-card-featured:hover {
    border-color: var(--primary);
}

.pricing-badge {
    position: absolute;
    top: -1rem;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.25rem 1rem;
    background: var(--primary);
    color: var(--primary-foreground);
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 9999px;
}

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

.pricing-name {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--foreground);
    margin-bottom: 0.5rem;
}

.pricing-desc {
    color: var(--muted-foreground);
}

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

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

@media (min-width: 1024px) {
    .pricing-amount {
        font-size: 3.75rem;
    }
}

.pricing-period {
    font-size: 1.125rem;
    color: var(--muted-foreground);
}

.pricing-features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.pricing-feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    border-radius: 0.75rem;
    background: var(--background);
}

.pricing-feature-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: rgba(86, 173, 154, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.pricing-feature-icon svg {
    width: 16px;
    height: 16px;
    color: var(--secondary);
}

.pricing-feature-text {
    font-size: 0.875rem;
    color: var(--card-foreground);
}

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

.pricing-extras li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
}

.pricing-extras-check {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: rgba(86, 173, 154, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.pricing-extras-check svg {
    width: 12px;
    height: 12px;
    color: var(--secondary);
}

.pricing-extras li span {
    font-size: 0.875rem;
    color: var(--card-foreground);
}

.pricing-cta {
    width: 100%;
    padding: 1.25rem;
    border-radius: 0.75rem;
    font-size: 1rem;
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background: rgba(253, 93, 53, 0.1);
}

.pricing-amount-free {
    font-size: 3rem;
    font-weight: 700;
    color: var(--secondary);
}

@media (min-width: 1024px) {
    .pricing-amount-free {
        font-size: 3.75rem;
    }
}

.pricing-note {
    margin-top: 2rem;
    text-align: center;
}

.pricing-note p {
    font-size: 0.875rem;
    color: var(--muted-foreground);
}

/* FAQ Section */
.faq {
    padding: 5rem 0;
    background: var(--background);
}

@media (min-width: 1024px) {
    .faq {
        padding: 8rem 0;
    }
}

.faq-container {
    max-width: 56rem;
    margin: 0 auto;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 1rem;
    overflow: hidden;
    transition: border-color 0.2s;
}

.faq-item.active {
    border-color: rgba(253, 93, 53, 0.3);
}

.faq-question {
    width: 100%;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    font-size: 1rem;
    font-weight: 500;
    color: var(--foreground);
    transition: color 0.2s;
}

.faq-question:hover {
    color: var(--primary);
}

.faq-question svg {
    width: 20px;
    height: 20px;
    color: var(--muted-foreground);
    transition: transform 0.2s;
    flex-shrink: 0;
    margin-left: 1rem;
}

.faq-item.active .faq-question svg {
    transform: rotate(180deg);
}

.faq-answer {
    display: none;
    padding: 0 1.5rem 1.5rem;
    color: var(--muted-foreground);
    line-height: 1.7;
}

.faq-item.active .faq-answer {
    display: block;
}

/* CTA Section */
.cta {
    padding: 5rem 0;
    background: var(--primary);
    position: relative;
    overflow: hidden;
}

@media (min-width: 1024px) {
    .cta {
        padding: 8rem 0;
    }
}

.cta-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.cta-bg-circle-1 {
    position: absolute;
    top: 0;
    right: 0;
    width: 24rem;
    height: 24rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    filter: blur(48px);
}

.cta-bg-circle-2 {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 18rem;
    height: 18rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    filter: blur(48px);
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 56rem;
    margin: 0 auto;
}

.cta-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--primary-foreground);
}

@media (min-width: 640px) {
    .cta-title {
        font-size: 2.25rem;
    }
}

@media (min-width: 1024px) {
    .cta-title {
        font-size: 3rem;
    }
}

.cta-subtitle {
    margin-top: 1.5rem;
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.8);
    max-width: 42rem;
    margin-left: auto;
    margin-right: auto;
}

.cta-btn-wrapper {
    margin-top: 2.5rem;
}

.cta-btn-wrapper .btn {
    width: 100%;
}

@media (min-width: 640px) {
    .cta-btn-wrapper .btn {
        width: auto;
    }
}

.cta-android {
    margin-top: 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.6);
}

.cta-android svg {
    width: 48px;
    height: 48px;
}

.cta-android span {
    font-size: 0.875rem;
    font-weight: 500;
}

/* Footer */
.footer {
    background: var(--foreground);
    color: var(--background);
    padding: 4rem 0;
}

@media (min-width: 1024px) {
    .footer {
        padding: 5rem 0;
    }
}

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

@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 3rem;
    }
}

.footer-brand {
    grid-column: span 2;
}

@media (min-width: 768px) {
    .footer-brand {
        grid-column: span 1;
    }
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.footer-logo-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer-logo-icon svg {
    width: 24px;
    height: 24px;
    color: var(--primary-foreground);
}

.footer-logo-text {
    font-size: 1.25rem;
    font-weight: 700;
}

.footer-desc {
    font-size: 0.875rem;
    color: rgba(248, 248, 248, 0.6);
    line-height: 1.6;
}

.footer-section h4 {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    font-size: 0.875rem;
    color: rgba(248, 248, 248, 0.6);
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--background);
}

.footer-bottom {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(248, 248, 248, 0.1);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

.footer-copyright {
    font-size: 0.875rem;
    color: rgba(248, 248, 248, 0.6);
}