/* ===================================
   RESPONSIVIDADE MOBILE MELHORADA
   =================================== */

/* CONTAINER BASE */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 12px;
    }
}

/* HEADER RESPONSIVO */
.main-header {
    height: 70px;
}

.header-content {
    padding: 0 20px;
}

@media (max-width: 768px) {
    .header-content {
        padding: 0 16px;
    }
    
    .logo-text {
        display: none;
    }
}

@media (max-width: 480px) {
    .header-content {
        padding: 0 12px;
    }
    
    .header-nav {
        gap: 12px !important;
    }
    
    .header-nav a {
        font-size: 0.75rem !important;
    }
}

/* HERO SECTION */
.hero {
    padding: 60px 0;
}

@media (max-width: 768px) {
    .hero {
        padding: 40px 0;
    }
    
    .hero h1 {
        font-size: 2rem !important;
        line-height: 1.2;
        margin-bottom: 12px !important;
    }
    
    .hero p {
        font-size: 1rem !important;
        line-height: 1.4;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 30px 0;
    }
    
    .hero h1 {
        font-size: 1.5rem !important;
        margin-bottom: 10px !important;
    }
    
    .hero p {
        font-size: 0.9rem !important;
    }
}

/* BOTÕES RESPONSIVOS */
.btn-buy,
.btn-access,
.btn-mercado,
.btn-cta,
.btn-option,
.btn-whatsapp-continue {
    min-height: 44px;
    font-size: 1rem;
    padding: 12px 20px;
}

@media (max-width: 768px) {
    .btn-buy,
    .btn-access,
    .btn-mercado,
    .btn-cta,
    .btn-option,
    .btn-whatsapp-continue {
        font-size: 0.95rem;
        padding: 12px 16px;
        min-height: 44px;
    }
}

@media (max-width: 480px) {
    .btn-buy,
    .btn-access,
    .btn-mercado,
    .btn-cta,
    .btn-option,
    .btn-whatsapp-continue {
        font-size: 0.9rem;
        padding: 10px 14px;
        min-height: 44px;
        width: 100%;
    }
}

/* GRID RESPONSIVO */
.products-grid,
.ebook-grid {
    display: grid;
    gap: 20px;
}

@media (max-width: 1024px) {
    .products-grid,
    .ebook-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
}

@media (max-width: 768px) {
    .products-grid,
    .ebook-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

/* CARDS RESPONSIVOS */
.product-card,
.ebook-card,
.course-card {
    border-radius: 16px;
    overflow: hidden;
}

@media (max-width: 768px) {
    .product-card,
    .ebook-card,
    .course-card {
        border-radius: 12px;
    }
}

/* IMAGENS RESPONSIVAS */
.product-image-container,
.ebook-header {
    height: 300px;
}

@media (max-width: 768px) {
    .product-image-container,
    .ebook-header {
        height: 250px;
    }
}

@media (max-width: 480px) {
    .product-image-container,
    .ebook-header {
        height: 200px;
    }
}

/* TEXTOS RESPONSIVOS */
h1 {
    font-size: 3rem;
    line-height: 1.2;
}

h2 {
    font-size: 2.5rem;
    line-height: 1.2;
}

h3 {
    font-size: 1.5rem;
    line-height: 1.3;
}

p {
    line-height: 1.6;
}

span {
    font-size: inherit;
}

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    h3 {
        font-size: 1.2rem;
    }
    
    p {
        font-size: 0.95rem;
    }
    
    span {
        font-size: 0.9rem !important;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.5rem;
    }
    
    h2 {
        font-size: 1.3rem;
    }
    
    h3 {
        font-size: 1rem;
    }
    
    p {
        font-size: 0.9rem;
    }
    
    span {
        font-size: 0.85rem !important;
    }
}

/* PADDING E MARGIN RESPONSIVOS */
section {
    padding: 80px 0;
}

@media (max-width: 768px) {
    section {
        padding: 50px 0;
    }
}

@media (max-width: 480px) {
    section {
        padding: 30px 0;
    }
}

/* FLEX RESPONSIVO */
.flex-row {
    display: flex;
    gap: 20px;
}

@media (max-width: 768px) {
    .flex-row {
        flex-direction: column;
        gap: 16px;
    }
    
    [style*="display: flex"][style*="gap: 16px"] {
        flex-direction: column !important;
        gap: 12px !important;
    }
}

@media (max-width: 480px) {
    .flex-row {
        gap: 12px;
    }
    
    [style*="display: flex"][style*="gap: 16px"] {
        flex-direction: column !important;
        gap: 10px !important;
    }
}

/* GRID 2 COLUNAS */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

@media (max-width: 768px) {
    .grid-2 {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

@media (max-width: 480px) {
    .grid-2 {
        gap: 12px;
    }
}

/* FORCE 1 COLUMN ON MOBILE FOR ALL GRIDS */
@media (max-width: 768px) {
    [style*="grid-template-columns: 1fr 1fr"] {
        grid-template-columns: 1fr !important;
        gap: 12px !important;
    }
    
    [style*="grid-template-columns: repeat(2"] {
        grid-template-columns: 1fr !important;
        gap: 12px !important;
    }
}

@media (max-width: 480px) {
    [style*="grid-template-columns: 1fr 1fr"] {
        grid-template-columns: 1fr !important;
        gap: 10px !important;
    }
    
    [style*="grid-template-columns: repeat(2"] {
        grid-template-columns: 1fr !important;
        gap: 10px !important;
    }
}

/* PRICING BUTTONS */
.pricing-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    max-width: 700px;
    margin: 0 auto;
}

@media (max-width: 768px) {
    .pricing-buttons {
        gap: 16px;
    }
}

@media (max-width: 480px) {
    .pricing-buttons {
        grid-template-columns: 1fr;
        gap: 12px;
    }
}

/* BADGE RESPONSIVO */
.product-badge,
.modal-badge-optimized {
    font-size: 0.85rem;
    padding: 8px 16px;
}

@media (max-width: 768px) {
    .product-badge,
    .modal-badge-optimized {
        font-size: 0.75rem;
        padding: 6px 12px;
    }
}

@media (max-width: 480px) {
    .product-badge,
    .modal-badge-optimized {
        font-size: 0.7rem;
        padding: 5px 10px;
    }
}

/* SPECS RESPONSIVO */
.product-specs,
.ebook-features {
    padding: 16px;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .product-specs,
    .ebook-features {
        padding: 12px;
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .product-specs,
    .ebook-features {
        padding: 10px;
        font-size: 0.8rem;
    }
}

/* PRICE DISPLAY */
.price-current {
    font-size: 2rem;
}

.price-old {
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .price-current {
        font-size: 1.5rem;
    }
    
    .price-old {
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .price-current {
        font-size: 1.3rem;
    }
    
    .price-old {
        font-size: 0.8rem;
    }
}

/* TRUST BADGES */
.trust-badges {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
}

@media (max-width: 768px) {
    .trust-badges {
        gap: 12px;
    }
    
    .badge-item {
        font-size: 0.85rem;
    }
    
    .badge-item i {
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .trust-badges {
        gap: 8px;
    }
    
    .badge-item {
        font-size: 0.75rem;
        padding: 8px 12px;
    }
    
    .badge-item i {
        font-size: 1rem;
    }
}

/* CATEGORY TABS */
.category-tab,
.filter-btn {
    padding: 12px 24px;
    font-size: 1rem;
}

@media (max-width: 768px) {
    .category-tab,
    .filter-btn {
        padding: 10px 16px;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .category-tab,
    .filter-btn {
        padding: 8px 12px;
        font-size: 0.8rem;
    }
}

/* DETAILS/SUMMARY */
details {
    padding: 16px;
    font-size: 0.95rem;
}

@media (max-width: 768px) {
    details {
        padding: 12px;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    details {
        padding: 10px;
        font-size: 0.85rem;
    }
}

/* ICON SIZES */
i {
    font-size: 1.5rem;
}

.icon-large {
    font-size: 3rem;
}

.icon-medium {
    font-size: 2rem;
}

.icon-small {
    font-size: 1rem;
}

@media (max-width: 768px) {
    i {
        font-size: 1.2rem !important;
    }
    
    .icon-large {
        font-size: 2.5rem;
    }
    
    .icon-medium {
        font-size: 1.5rem;
    }
    
    .icon-small {
        font-size: 0.9rem;
    }
    
    i[style*="font-size"] {
        font-size: 1.2rem !important;
    }
}

@media (max-width: 480px) {
    i {
        font-size: 1rem !important;
    }
    
    .icon-large {
        font-size: 2rem;
    }
    
    .icon-medium {
        font-size: 1.2rem;
    }
    
    .icon-small {
        font-size: 0.9rem;
    }
    
    i[style*="font-size"] {
        font-size: 1rem !important;
    }
}

/* FOOTER */
.main-footer {
    padding: 40px 0;
    font-size: 0.95rem;
}

@media (max-width: 768px) {
    .main-footer {
        padding: 30px 0;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .main-footer {
        padding: 20px 0;
        font-size: 0.85rem;
    }
}

/* TESTIMONIALS */
.testimonial-card {
    padding: 30px;
}

@media (max-width: 768px) {
    .testimonial-card {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    .testimonial-card {
        padding: 16px;
    }
}

/* BENEFITS GRID */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

@media (max-width: 768px) {
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

/* COURSE CARDS */
.course-card {
    padding: 24px;
}

@media (max-width: 768px) {
    .course-card {
        padding: 16px;
    }
}

@media (max-width: 480px) {
    .course-card {
        padding: 12px;
    }
}

/* MODAL RESPONSIVO */
.modal-container-optimized,
.whatsapp-popup-content {
    max-width: 900px;
}

@media (max-width: 768px) {
    .modal-container-optimized,
    .whatsapp-popup-content {
        max-width: 100%;
        border-radius: 20px 20px 0 0;
    }
}

/* OVERFLOW HANDLING */
body {
    overflow-x: hidden;
}

@media (max-width: 768px) {
    body {
        font-size: 16px;
    }
}

/* TOUCH TARGETS */
a, button {
    min-height: 44px;
    min-width: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* SPACING UTILITIES */
.mt-small { margin-top: 12px; }
.mt-medium { margin-top: 20px; }
.mt-large { margin-top: 40px; }

.mb-small { margin-bottom: 12px; }
.mb-medium { margin-bottom: 20px; }
.mb-large { margin-bottom: 40px; }

.p-small { padding: 12px; }
.p-medium { padding: 20px; }
.p-large { padding: 40px; }

@media (max-width: 768px) {
    .mt-small { margin-top: 8px; }
    .mt-medium { margin-top: 16px; }
    .mt-large { margin-top: 24px; }
    
    .mb-small { margin-bottom: 8px; }
    .mb-medium { margin-bottom: 16px; }
    .mb-large { margin-bottom: 24px; }
    
    .p-small { padding: 8px; }
    .p-medium { padding: 16px; }
    .p-large { padding: 24px; }
}

@media (max-width: 480px) {
    .mt-small { margin-top: 6px; }
    .mt-medium { margin-top: 12px; }
    .mt-large { margin-top: 16px; }
    
    .mb-small { margin-bottom: 6px; }
    .mb-medium { margin-bottom: 12px; }
    .mb-large { margin-bottom: 16px; }
    
    .p-small { padding: 6px; }
    .p-medium { padding: 12px; }
    .p-large { padding: 16px; }
}

/* PREVENT ZOOM ON INPUT FOCUS */
input, textarea, select {
    font-size: 16px;
}

/* SMOOTH TRANSITIONS */
* {
    transition: background-color 0.3s ease, color 0.3s ease;
}

button, a {
    transition: all 0.3s ease;
}

/* PREVENT DOUBLE TAP ZOOM */
a, button {
    touch-action: manipulation;
}

/* SAFE AREA INSET */
@supports (padding: max(0px)) {
    body {
        padding-left: max(12px, env(safe-area-inset-left));
        padding-right: max(12px, env(safe-area-inset-right));
    }
}