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

:root {
    /* Color System (Calm Sage & Cream) */
    --color-bg-light: #faf9f6; /* Off-white warm cream */
    --color-bg-alt: #f0ede6;   /* Calmer warm beige */
    --color-primary-sage: #809689; /* Neutral elegant sage green */
    --color-primary-light: #a4b7ad; /* Soft light sage */
    --color-primary-dark: #3a4b41;  /* Deep forest charcoal for high contrast headers */
    --color-accent-peach: #db9c7b;  /* Warm terracotta/peach for actions and highlights */
    --color-accent-light: #f5e4db;  /* Soft peach background */
    --color-text-dark: #2a332d;     /* Dark charcoal-green for high contrast body text */
    --color-text-muted: #5c6c61;    /* Softer sage grey */
    
    /* Layout Tokens */
    --container-width: 1140px;
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Glassmorphism effects */
    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-border: rgba(255, 255, 255, 0.45);
    --glass-shadow: 0 8px 32px 0 rgba(128, 150, 137, 0.08);
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--color-bg-light);
    color: var(--color-text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: 'Lora', serif;
    color: var(--color-primary-dark);
    font-weight: 600;
}

p {
    font-size: 1rem;
    color: var(--color-text-muted);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-smooth);
}

/* --- Layout Utilities --- */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

.text-center { text-align: center; }
.text-dark { color: var(--color-primary-dark); }
.hidden { display: none !important; }
.w-100 { width: 100%; }

/* --- Buttons --- */
.btn {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    border: none;
    transition: var(--transition-smooth);
    font-family: 'Inter', sans-serif;
}

.btn-primary {
    background-color: var(--color-accent-peach);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(219, 156, 123, 0.4);
}

.btn-primary:hover {
    background-color: #cb8763;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(219, 156, 123, 0.5);
}

.btn-secondary {
    background-color: var(--color-primary-dark);
    color: var(--color-bg-light);
}

.btn-secondary:hover {
    background-color: var(--color-primary-sage);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 18px 36px;
    font-size: 1.1rem;
    border-radius: var(--border-radius-md);
}

.btn-subtext {
    font-size: 0.8rem;
    font-weight: 400;
    opacity: 0.9;
    margin-top: 4px;
}

/* --- Promo Banner --- */
.promo-banner {
    background-color: var(--color-primary-dark);
    color: var(--color-bg-light);
    padding: 10px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    font-size: 0.9rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.banner-content {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

.banner-badge {
    background-color: var(--color-accent-peach);
    color: #ffffff;
    font-weight: 700;
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: 4px;
    letter-spacing: 0.05em;
}

.countdown-timer {
    font-family: monospace;
    font-weight: 700;
    background: rgba(255, 255, 255, 0.15);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 1rem;
    color: #ffffff;
}

/* --- Header / Navigation --- */
.main-header {
    background-color: rgba(250, 249, 246, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(128, 150, 137, 0.15);
    padding: 16px 0;
    position: sticky;
    top: 44px; /* offset for banner */
    z-index: 90;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: 'Lora', serif;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-primary-dark);
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    color: var(--color-text-muted);
    font-weight: 500;
    font-size: 0.95rem;
}

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

.nav-cta-btn {
    padding: 8px 18px;
    font-size: 0.9rem;
}

/* --- Hero Section --- */
.hero-section {
    position: relative;
    padding: 80px 0 100px 0;
    background: radial-gradient(circle at 80% 20%, var(--color-accent-light) 0%, var(--color-bg-light) 60%);
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
}

.social-proof-stars {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.stars {
    color: #dfb15b;
    font-size: 1.2rem;
    letter-spacing: 2px;
}

.proof-text {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-muted);
}

.hero-title {
    font-size: 3.2rem;
    line-height: 1.2;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 40px;
    font-weight: 400;
    line-height: 1.6;
}

.hero-cta-wrapper {
    margin-bottom: 30px;
}

.trust-indicators {
    display: flex;
    gap: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--color-text-muted);
}

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

.hero-mockup-img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-sm);
    display: block;
}

.floating-card {
    position: relative;
    border-radius: var(--border-radius-lg);
    padding: 16px;
    box-shadow: 0 20px 50px rgba(42, 51, 45, 0.08);
    animation: floatAnimation 6s ease-in-out infinite;
}

/* Glassmorphic Style */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
}

.glass-premium {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow: 0 24px 64px rgba(42, 51, 45, 0.06);
}

/* --- Section Layouts --- */
.section-title {
    font-size: 2.2rem;
    margin-bottom: 16px;
    line-height: 1.3;
}

.section-subtitle {
    font-size: 1.1rem;
    margin-bottom: 48px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* --- Pain Section --- */
.pain-section {
    padding: 100px 0;
    background-color: var(--color-bg-alt);
}

.pain-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.pain-card {
    background-color: var(--color-bg-light);
    padding: 36px 28px;
    border-radius: var(--border-radius-md);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
    border: 1px solid rgba(128, 150, 137, 0.1);
    transition: var(--transition-smooth);
}

.pain-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(128, 150, 137, 0.08);
}

.pain-card-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: #f7e6e6;
    color: #d15656;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin-bottom: 20px;
}

.pain-card-title {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.pain-conclusion {
    max-width: 800px;
    margin: 0 auto;
    padding: 30px 40px;
    border-radius: var(--border-radius-md);
}

.conclusion-text {
    font-size: 1.15rem;
    color: var(--color-primary-dark);
}

/* --- Solution Section --- */
.solution-section {
    padding: 100px 0;
    background: linear-gradient(180deg, var(--color-bg-alt) 0%, var(--color-bg-light) 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 40px;
}

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 20px;
    background-color: var(--color-bg-alt);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-md);
}

.feature-item h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
}

/* --- Preview Section --- */
.preview-section {
    padding: 100px 0;
    background-color: var(--color-bg-alt);
}

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

.preview-image-wrapper {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.05);
}

.preview-img {
    width: 100%;
    height: auto;
    display: block;
}

.section-badge {
    color: var(--color-accent-peach);
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: 12px;
}

.preview-bullets {
    list-style: none;
    margin: 30px 0;
}

.preview-bullets li {
    position: relative;
    padding-left: 32px;
    margin-bottom: 20px;
    color: var(--color-text-muted);
}

.preview-bullets li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 2px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: var(--color-primary-light);
    color: var(--color-primary-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 700;
}

/* --- Bonus Section --- */
.bonus-section {
    padding: 100px 0;
    background-color: var(--color-bg-light);
}

.bonus-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.bonus-card {
    padding: 40px;
    border-radius: var(--border-radius-lg);
    position: relative;
}

.bonus-badge {
    position: absolute;
    top: -15px;
    left: 40px;
    background-color: var(--color-primary-dark);
    color: var(--color-bg-light);
    padding: 4px 16px;
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: var(--border-radius-sm);
    letter-spacing: 0.05em;
}

.bonus-card h3 {
    font-size: 1.4rem;
    margin-top: 10px;
    margin-bottom: 16px;
}

.bonus-value {
    display: inline-block;
    margin-top: 20px;
    color: var(--color-accent-peach);
    font-weight: 700;
    font-size: 0.9rem;
}

/* --- Testimonials Section --- */
.testimonials-section {
    padding: 100px 0;
    background-color: var(--color-bg-alt);
}

.testimonials-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    padding: 36px;
    border-radius: var(--border-radius-lg);
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.avatar-placeholder {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: var(--color-primary-light);
    color: var(--color-primary-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
}

.testimonial-verified {
    font-size: 0.75rem;
    color: #4b8063;
    font-weight: 600;
    display: block;
}

.testimonial-text {
    font-style: italic;
    font-size: 0.95rem;
    line-height: 1.6;
}

/* --- Offer Section --- */
.offer-section {
    padding: 120px 0;
    background: radial-gradient(circle at 10% 80%, var(--color-accent-light) 0%, var(--color-bg-light) 50%);
}

.offer-box {
    max-width: 850px;
    margin: 0 auto;
    padding: 60px 48px;
    border-radius: var(--border-radius-lg);
}

.offer-alert {
    background-color: var(--color-accent-light);
    color: var(--color-accent-peach);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    display: inline-block;
    margin-bottom: 24px;
}

.offer-title {
    font-size: 2.6rem;
    margin-bottom: 16px;
}

.offer-desc {
    font-size: 1.15rem;
    max-width: 650px;
    margin: 0 auto 40px auto;
}

.price-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 40px;
}

.price-old {
    text-decoration: line-through;
    color: var(--color-text-muted);
    font-size: 1.2rem;
}

.price-current {
    font-size: 3.5rem;
    font-family: 'Lora', serif;
    font-weight: 700;
    color: var(--color-primary-dark);
    margin: 4px 0;
}

.price-installments {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

.payment-badges {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 24px;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    flex-wrap: wrap;
}

.offer-divider {
    border: 0;
    height: 1px;
    background: rgba(128, 150, 137, 0.2);
    margin: 40px 0;
}

.guarantee-box {
    display: flex;
    align-items: flex-start;
    gap: 24px;
    text-align: left;
}

.guarantee-icon {
    font-size: 3rem;
    line-height: 1;
}

.guarantee-text-content h3 {
    font-size: 1.25rem;
    margin-bottom: 8px;
}

.guarantee-text-content p {
    font-size: 0.9rem;
    line-height: 1.5;
}

/* --- FAQ Section --- */
.faq-section {
    padding: 100px 0;
    background-color: var(--color-bg-alt);
}

.faq-container {
    max-width: 800px;
}

.faq-accordion {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    background-color: var(--color-bg-light);
    border-radius: var(--border-radius-md);
    border: 1px solid rgba(128, 150, 137, 0.15);
    overflow: hidden;
    transition: var(--transition-smooth);
}

.faq-question {
    width: 100%;
    padding: 24px;
    background: none;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: 'Lora', serif;
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--color-primary-dark);
    cursor: pointer;
    text-align: left;
}

.faq-toggle-icon {
    font-size: 1.4rem;
    color: var(--color-primary-sage);
    transition: var(--transition-smooth);
}

.faq-answer {
    padding: 0 24px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0, 1, 0, 1), padding 0.3s ease;
}

.faq-answer p {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    padding-bottom: 24px;
}

/* Expanded FAQ state */
.faq-item.active .faq-toggle-icon {
    transform: rotate(45deg);
    color: var(--color-accent-peach);
}

.faq-item.active .faq-answer {
    max-height: 1000px; /* arbitrary large value */
    transition: max-height 0.3s cubic-bezier(1, 0, 1, 0), padding 0.3s ease;
}

/* --- Checkout Modal --- */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(42, 51, 45, 0.4);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    width: 90%;
    max-width: 500px;
    padding: 40px;
    border-radius: var(--border-radius-lg);
    position: relative;
    transform: translateY(20px);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal-content {
    transform: translateY(0);
}

.modal-close-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--color-text-muted);
    cursor: pointer;
    line-height: 1;
}

.modal-header-info {
    text-align: center;
    margin-bottom: 30px;
}

.modal-header-info h3 {
    font-size: 1.6rem;
    margin-bottom: 8px;
}

.checkout-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-primary-dark);
}

.form-group input {
    padding: 12px 16px;
    border-radius: var(--border-radius-sm);
    border: 1px solid rgba(128, 150, 137, 0.3);
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    background-color: rgba(255, 255, 255, 0.8);
    transition: var(--transition-smooth);
}

.form-group input:focus {
    outline: none;
    border-color: var(--color-accent-peach);
    box-shadow: 0 0 0 3px rgba(219, 156, 123, 0.2);
}

.payment-method-selectors {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.pay-method-btn {
    padding: 12px;
    border-radius: var(--border-radius-sm);
    border: 1px solid rgba(128, 150, 137, 0.2);
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-text-muted);
    transition: var(--transition-smooth);
}

.pay-method-btn.active {
    border-color: var(--color-accent-peach);
    color: var(--color-accent-peach);
    background-color: var(--color-accent-light);
}

.pix-area {
    background-color: var(--color-bg-alt);
    padding: 16px;
    border-radius: var(--border-radius-sm);
}

.pix-instructions {
    font-size: 0.85rem;
}

.success-message {
    padding: 20px 0;
}

.success-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background-color: #e3f2e9;
    color: #4b8063;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    margin: 0 auto 20px auto;
}

.success-message h3 {
    margin-bottom: 12px;
}

/* --- Footer --- */
.main-footer {
    background-color: var(--color-primary-dark);
    color: var(--color-bg-light);
    padding: 80px 0 40px 0;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-brand h4 {
    color: #ffffff;
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.footer-brand p {
    color: var(--color-primary-light);
    max-width: 300px;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a {
    color: var(--color-primary-light);
}

.footer-links a:hover {
    color: #ffffff;
}

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

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--color-primary-light);
}

.disclaimer {
    margin-top: 12px;
    font-style: italic;
    opacity: 0.7;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* --- Animations --- */
@keyframes floatAnimation {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-12px);
    }
    100% {
        transform: translateY(0px);
    }
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(219, 156, 123, 0.7);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(219, 156, 123, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(219, 156, 123, 0);
    }
}

.pulse-animation {
    animation: pulse 2.5s infinite;
}

/* --- Scroll Animations --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* --- Media Queries --- */
@media (max-width: 992px) {
    .hero-container, .preview-container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .social-proof-stars {
        justify-content: center;
    }
    
    .trust-indicators {
        justify-content: center;
    }
    
    .hero-image-wrapper {
        order: -1; /* Place image on top on mobile */
    }
    
    .bonus-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .nav-links {
        display: none; /* Hide simple nav links on smaller screens for cleaner UI */
    }
}

@media (max-width: 600px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .btn-lg {
        padding: 14px 24px;
        font-size: 1rem;
        width: 100%;
    }
    
    .trust-indicators {
        flex-direction: column;
        align-items: center;
        gap: 8px;
    }
    
    .offer-title {
        font-size: 1.8rem;
    }
    
    .price-current {
        font-size: 2.8rem;
    }
    
    .offer-box {
        padding: 40px 20px;
    }
    
    .guarantee-box {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .footer-container {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}