:root {
    --primary-blue: #2196F3;
    --dark-blue: #1976D2;
    --light-blue: #64B5F6;
    --accent-blue: #03A9F4;
    --background: #F5F9FF;
    --white: #FFFFFF;
    --text-dark: #1a1a2e;
    --text-gray: #6b7280;
    --border-color: #e5e7eb;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Instrument Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--background);
    color: var(--text-dark);
    line-height: 1.6;
}

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

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

/* Header */
.header {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-blue);
}

.logo img {
    width: 40px;
    height: 40px;
    border-radius: 10px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-links a {
    font-weight: 500;
    color: var(--text-dark);
    transition: color 0.3s;
}

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

.nav-cta {
    display: none;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-dark);
}

/* Hero Section */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(180deg, var(--white) 0%, var(--background) 100%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content h1 {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.hero-content p {
    font-size: 18px;
    color: var(--text-gray);
    margin-bottom: 30px;
    max-width: 500px;
}

.app-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background: var(--dark-blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(33, 150, 243, 0.3);
}

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

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

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

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

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

.phone-mockup {
    background: var(--white);
    border-radius: 30px;
    padding: 15px;
    box-shadow: 0 25px 60px rgba(33, 150, 243, 0.15);
    max-width: 300px;
    width: 100%;
}

.phone-mockup .screenshot {
    border-radius: 20px;
    width: 100%;
    display: block;
}

.hero-placeholder {
    background: linear-gradient(135deg, var(--light-blue) 0%, var(--primary-blue) 100%);
    border-radius: 30px;
    aspect-ratio: 9/19;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 18px;
    text-align: center;
    padding: 30px;
    max-width: 300px;
    width: 100%;
}

/* Trusted Section */
.trusted {
    padding: 80px 0;
    background: var(--white);
}

.trusted h2 {
    font-size: 32px;
    text-align: center;
    margin-bottom: 15px;
}

.trusted > .container > p {
    text-align: center;
    color: var(--text-gray);
    max-width: 700px;
    margin: 0 auto 50px;
    font-size: 18px;
}

.trust-icons {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.trust-icon {
    text-align: center;
}

.trust-icon .icon-placeholder {
    width: 70px;
    height: 70px;
    background: var(--primary-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
}

.trust-icon p {
    font-weight: 600;
    color: var(--text-dark);
}

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

.features h2 {
    font-size: 32px;
    text-align: center;
    margin-bottom: 15px;
}

.features > .container > p {
    text-align: center;
    color: var(--text-gray);
    max-width: 700px;
    margin: 0 auto 50px;
    font-size: 18px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(33, 150, 243, 0.15);
}

.feature-image {
    height: 180px;
    background: linear-gradient(135deg, var(--light-blue) 0%, var(--primary-blue) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 48px;
}

.feature-card h3 {
    padding: 20px 20px 10px;
    font-size: 20px;
}

.feature-card p {
    padding: 0 20px 20px;
    color: var(--text-gray);
    font-size: 15px;
}

/* Rewards Section */
.rewards {
    padding: 80px 0;
    background: var(--white);
}

.rewards .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.rewards-content h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.rewards-content > p {
    color: var(--text-gray);
    font-size: 18px;
    margin-bottom: 30px;
}

.rewards-list li {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 12px 0;
    font-size: 16px;
}

.rewards-list li i {
    color: var(--primary-blue);
    font-size: 20px;
}

.rewards-image {
    display: flex;
    justify-content: center;
}

/* FAQ Section */
.faq {
    padding: 80px 0;
    background: var(--background);
}

.faq h2 {
    font-size: 32px;
    text-align: center;
    margin-bottom: 15px;
}

.faq > .container > p {
    text-align: center;
    color: var(--text-gray);
    margin-bottom: 50px;
    font-size: 18px;
}

.faq-grid {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border-radius: 12px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.faq-question {
    padding: 20px 25px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    transition: background 0.3s;
}

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

.faq-question i {
    transition: transform 0.3s;
}

.faq-question.open i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer.open {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 25px 20px;
    color: var(--text-gray);
    line-height: 1.7;
}

/* Download Section */
.download {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    text-align: center;
}

.download h2 {
    font-size: 36px;
    color: var(--white);
    margin-bottom: 15px;
}

.download p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 18px;
    margin-bottom: 30px;
}

.download .app-buttons {
    justify-content: center;
}

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

.download .btn-light:hover {
    background: var(--background);
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--primary-blue);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    line-height: 1.7;
}

.footer-column h4 {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
    color: rgba(255, 255, 255, 0.5);
}

.footer-column ul li {
    margin-bottom: 12px;
}

.footer-column a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    transition: color 0.3s;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
}

.footer-bottom a {
    color: var(--primary-blue);
    font-weight: 600;
}

.social-links {
    display: flex;
    gap: 20px;
    margin-top: 20px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s;
}

.social-links a:hover {
    background: var(--primary-blue);
}

/* Legal Content Pages */
.legal-content {
    padding: 140px 0 80px;
    background: var(--white);
    min-height: 100vh;
}

.legal-content h1 {
    font-size: 40px;
    margin-bottom: 10px;
}

.legal-content .last-updated {
    color: var(--text-gray);
    margin-bottom: 50px;
    font-size: 14px;
}

.legal-section {
    margin-bottom: 40px;
}

.legal-section h2 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.legal-section h3 {
    font-size: 18px;
    margin: 20px 0 10px;
    color: var(--text-dark);
}

.legal-section p {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 15px;
}

.legal-section ul {
    margin-left: 20px;
    margin-bottom: 15px;
}

.legal-section ul li {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 8px;
    list-style: disc;
}

.legal-section a {
    color: var(--primary-blue);
}

/* Support Form */
.support-form {
    max-width: 600px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.form-control {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    font-size: 16px;
    font-family: inherit;
    transition: border-color 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-blue);
}

.form-control::placeholder {
    color: #9ca3af;
}

.form-error {
    color: #ef4444;
    font-size: 14px;
    margin-top: 8px;
}

.success-message {
    background: #d1fae5;
    border: 1px solid #34d399;
    border-radius: 10px;
    padding: 20px;
    text-align: center;
}

.success-message i {
    color: #10b981;
    font-size: 48px;
    margin-bottom: 15px;
}

.success-message h2 {
    color: #065f46;
    margin-bottom: 10px;
}

.success-message p {
    color: #047857;
}

/* Mobile Styles */
@media (max-width: 992px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content p {
        margin: 0 auto 30px;
    }

    .app-buttons {
        justify-content: center;
    }

    .hero-image {
        order: -1;
    }

    .rewards .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .rewards-list {
        text-align: left;
        display: inline-block;
    }

    .rewards-image {
        order: -1;
    }

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    }

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

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

    .hero-content h1 {
        font-size: 36px;
    }

    .trusted h2,
    .features h2,
    .faq h2 {
        font-size: 28px;
    }

    .trust-icons {
        flex-direction: column;
        align-items: center;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-brand {
        text-align: center;
    }

    .social-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 120px 0 60px;
    }

    .hero-content h1 {
        font-size: 28px;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .app-buttons {
        flex-direction: column;
    }

    .download h2 {
        font-size: 28px;
    }
}