/* ========================================
   RESET & BASE STYLES
======================================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ========================================
   CSS VARIABLES
======================================== */
:root {
    /* Colors */
    --color-primary: #ff9800;
    --color-primary-dark: #f57c00;
    --color-primary-light: #ffb74d;
    --color-background: #121212;
    --color-surface: #1e1e1e;
    --color-card: #262626;
    --color-border: #333333;
    --color-text: #ffffff;
    --color-text-secondary: #b3b3b3;
    
    /* Crypto Colors */
    --color-bitcoin: linear-gradient(135deg, #f7931a 0%, #eb8a1d 100%);
    --color-ethereum: linear-gradient(135deg, #627eea 0%, #496cdc 100%);
    --color-tether: linear-gradient(135deg, #26a17b 0%, #1a8462 100%);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-color-bitcoin: 247, 147, 26;
    --shadow-color-ethereum: 98, 126, 234;
    --shadow-color-tether: 38, 161, 123;
}

/* ========================================
   BASE STYLES
======================================== */
body {
    background-color: var(--color-background);
    color: var(--color-text);
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ========================================
   BUTTONS
======================================== */
.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

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

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

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

.btn--outline:hover {
    background: var(--color-primary);
    color: var(--color-text);
}

.btn--lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* ========================================
   HEADER
======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(18, 18, 18, 0.95);
    backdrop-filter: blur(10px);
    z-index: 100;
    border-bottom: 1px solid var(--color-border);
}

.header__container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.header-logo {
    height: 13.5rem;
    transition: transform 0.3s ease;
}

.header-logo:hover {
    transform: scale(1.05);
}

.header__nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.header__nav-link {
    color: var(--color-text);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: color 0.3s ease;
}

.header__nav-link:hover {
    color: var(--color-primary);
}

/* Mobile Menu */
.header__mobile-menu {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.header__mobile-menu span {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: all 0.3s ease;
}

/* ========================================
   HERO SECTION
======================================== */
.hero {
    padding-top: 120px;
    padding-bottom: var(--spacing-xl);
}

.hero__container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.hero__title {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

.hero__title .highlight {
    color: var(--color-primary);
}

.hero__subtitle {
    font-size: 1.2rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
}

.hero__cta-group {
    display: flex;
    gap: var(--spacing-md);
}

/* ========================================
   QUOTATION CARD
======================================== */
.quotation-card {
    background: var(--color-card);
    border-radius: 16px;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
}

.quotation-card__title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-lg);
    color: var(--color-primary);
}

/* ========================================
   CRYPTO ICONS
======================================== */
.crypto-icons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.crypto-icons__item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm);
    border-radius: 12px;
    background: var(--color-surface);
    transition: transform 0.3s ease;
}

.crypto-icons__item:hover {
    transform: translateX(10px);
}

.crypto-icons__symbol {
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.crypto-icons__item--bitcoin .crypto-icons__symbol {
    background: var(--color-bitcoin);
}

.crypto-icons__item--ethereum .crypto-icons__symbol {
    background: var(--color-ethereum);
}

.crypto-icons__item--tether .crypto-icons__symbol {
    background: var(--color-tether);
}

.crypto-icons__info {
    flex: 1;
}

.crypto-icons__name {
    font-weight: 500;
    display: block;
}

.crypto-icons__price {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

/* ========================================
   FEATURES SECTION
======================================== */
.features {
    padding: var(--spacing-xl) 0;
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.feature-card {
    background: var(--color-card);
    padding: var(--spacing-lg);
    border-radius: 12px;
    text-align: center;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-card__icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.feature-card__title {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

/* ========================================
   INFO SECTION
======================================== */
.info-section {
    padding: var(--spacing-xl) 0;
    background: var(--color-surface);
    position: relative;
    overflow: hidden;
}

.info-section__content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-md);
    position: relative;
    z-index: 1;
}

.info-section__text {
    font-size: 1.25rem;
    line-height: 1.6;
    color: var(--color-text);
    font-weight: 500;
    margin: var(--spacing-lg) 0;
    letter-spacing: 0.3px;
}

.info-section__text strong {
    color: var(--color-primary);
    font-weight: 600;
}

.info-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(255, 152, 0, 0.05) 0%, rgba(255, 152, 0, 0) 100%);
    z-index: 0;
}

/* ========================================
   CRYPTO CIRCLES
======================================== */
.crypto-circles {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    position: relative;
    transform-style: preserve-3d;
    perspective: 1000px;
}

.crypto-circles__item {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    border-radius: 50%;
    position: relative;
    color: #ffffff;
    font-weight: bold;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: pointer;
    backdrop-filter: blur(5px);
}

.crypto-circles__item::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    border-radius: 50%;
    background: inherit;
    filter: blur(10px);
    opacity: 0.5;
    z-index: -1;
    transition: all 0.4s ease;
}

.crypto-circles__item--bitcoin {
    background: linear-gradient(135deg, #f7931a 0%, #ff9838 100%);
    box-shadow: 0 4px 20px rgba(247, 147, 26, 0.3);
    animation: floatBitcoin 6s ease-in-out infinite;
}

.crypto-circles__item--ethereum {
    background: linear-gradient(135deg, #627eea 0%, #8ca3f2 100%);
    box-shadow: 0 4px 20px rgba(98, 126, 234, 0.3);
    animation: floatEthereum 7s ease-in-out infinite;
    animation-delay: -2s;
}

.crypto-circles__item--tether {
    background: linear-gradient(135deg, #26a17b 0%, #32c596 100%);
    box-shadow: 0 4px 20px rgba(38, 161, 123, 0.3);
    animation: floatTether 8s ease-in-out infinite;
    animation-delay: -4s;
}

.crypto-circles__item:hover {
    transform: translateY(-10px) scale(1.15) rotate(5deg);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.crypto-circles__item:hover::before {
    opacity: 0.8;
    filter: blur(20px);
    transform: scale(1.2);
}

/* ========================================
   FOOTER
======================================== */
.footer {
    background: var(--color-surface);
    padding-top: var(--spacing-xl);
}

.footer__content {
    display: grid;
    grid-template-columns: 1fr 1.5fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
    padding-top: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
}

.footer__title {
    color: var(--color-primary);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
    text-align: left;
}

.footer__list {
    list-style: none;
}

.footer__list a {
    color: var(--color-text-secondary);
    text-decoration: none;
    padding: var(--spacing-xs) 0;
    display: block;
    transition: color 0.3s ease;
}

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

.footer__column {
    display: flex;
    flex-direction: column;
}

.footer__column--center {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.footer__column--center .footer__title {
    text-align: center;
    width: 100%;
}

.footer__column--partners {
    align-items: flex-start;
}

/* Footer Social Media */
.footer__social {
    width: 100%;
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.social__links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.social__link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--color-surface);
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.social__link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 50%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.social__link:hover::before {
    opacity: 1;
}

.social__link svg {
    width: 24px;
    height: 24px;
    transition: transform 0.3s ease;
}

.social__link:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.social__link:hover svg {
    transform: scale(1.1);
}

/* Social Media Colors */
.social__link--instagram {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    color: white;
}

.social__link--linkedin {
    background: #0077b5;
    color: white;
}

.social__link--twitter {
    background: #1da1f2;
    color: white;
}

.social__link--youtube {
    background: #ff0000;
    color: white;
}

.social__link--telegram {
    background: #0088cc;
    color: white;
}

.social__link--instagram:hover {
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    box-shadow: 0 8px 20px rgba(240, 148, 51, 0.4);
}

.social__link--linkedin:hover {
    background: #005885;
    box-shadow: 0 8px 20px rgba(0, 119, 181, 0.4);
}

.social__link--twitter:hover {
    background: #1a91da;
    box-shadow: 0 8px 20px rgba(29, 161, 242, 0.4);
}

.social__link--youtube:hover {
    background: #cc0000;
    box-shadow: 0 8px 20px rgba(255, 0, 0, 0.4);
}

.social__link--telegram:hover {
    background: #0077aa;
    box-shadow: 0 8px 20px rgba(0, 136, 204, 0.4);
}

/* Footer Certifications */
.footer__certifications {
    width: 100%;
}

.certifications__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    justify-items: center;
}

.certification__icon {
    width: 60px;
    height: 60px;
    filter: grayscale(1);
    transition: filter 0.3s ease;
}

.certification__icon:hover {
    filter: grayscale(0);
}

/* Footer Partners */
.partners__logos {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.partner__logo {
    max-width: 150px;
    height: auto;
}

/* Footer Bottom */
.footer__bottom {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-md) 0;
    border-top: 1px solid var(--color-border);
}

.footer__legal {
    text-align: center;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

/* ========================================
   WHATSAPP FLOATING BUTTON
======================================== */
.whatsapp-float {
    position: fixed;
    bottom: 25px;
    right: 25px;
    z-index: 9999;
    font-family: 'Poppins', sans-serif;
}

.whatsapp-button {
    display: flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
    color: white;
    text-decoration: none;
    padding: 16px 20px;
    border-radius: 50px;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    position: relative;
    overflow: hidden;
    min-width: 60px;
    min-height: 60px;
    justify-content: center;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.1);
}

.whatsapp-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(255, 255, 255, 0.1), transparent);
    border-radius: inherit;
    transition: opacity 0.3s ease;
    opacity: 0;
}

.whatsapp-button:hover::before {
    opacity: 1;
}

.whatsapp-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.whatsapp-text {
    font-weight: 600;
    font-size: 16px;
    white-space: nowrap;
    opacity: 0;
    max-width: 0;
    overflow: hidden;
    transition: all 0.3s ease;
    letter-spacing: 0.5px;
}

.whatsapp-button:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.6);
    padding: 16px 24px;
}

.whatsapp-button:hover .whatsapp-text {
    opacity: 1;
    max-width: 100px;
    margin-left: 8px;
}

.whatsapp-button:hover .whatsapp-icon {
    transform: scale(1.1) rotate(5deg);
}

.whatsapp-button:active {
    transform: translateY(-1px) scale(1.02);
}

.whatsapp-button:focus {
    outline: 3px solid rgba(37, 211, 102, 0.5);
    outline-offset: 2px;
}

/* WhatsApp Pulse Animation */
.whatsapp-pulse {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    border-radius: 50px;
    background: rgba(37, 211, 102, 0.3);
    animation: whatsappPulse 2s infinite;
    pointer-events: none;
}

/* WhatsApp Tooltip */
.whatsapp-tooltip {
    position: absolute;
    bottom: 100%;
    right: 0;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 14px;
    white-space: nowrap;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
    pointer-events: none;
    margin-bottom: 10px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    right: 20px;
    border: 6px solid transparent;
    border-top-color: rgba(0, 0, 0, 0.8);
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   MODAL STYLES
======================================== */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.75);
    justify-content: center;
    align-items: flex-start;
    z-index: 1000;
    padding: 1rem;
    overflow-y: auto;
}

.modal-conteudo {
    background: #1e1e1e;
    width: 100%;
    max-width: 700px;
    border-radius: 12px;
    position: relative;
    padding: 2rem;
    margin: 2rem auto;
    animation: modalFadeIn 0.3s ease;
}

.formulario {
    max-width: 100%;
    margin: 0 auto;
    padding: 1rem;
}

.modal-titulo {
    color: #ff9800;
    font-size: 1.75rem;
    margin-bottom: 2rem;
    text-align: center;
    font-weight: 600;
}

.form-grupo {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-size: 0.95rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: #e0e0e0;
}

.form-label::after {
    content: '*';
    color: #ff9800;
    margin-left: 4px;
}

.form-input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #333;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    font-size: 16px;
    transition: all 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: #ff9800;
    box-shadow: 0 0 0 2px rgba(255, 152, 0, 0.2);
}

.form-input:invalid:not(:placeholder-shown) {
    border-color: #ff4444;
}

.form-opcoes,
.form-checkbox-grupo {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-top: 0.5rem;
}

.opcao,
.checkbox {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.opcao input[type="radio"],
.checkbox input[type="checkbox"] {
    width: 1.2rem;
    height: 1.2rem;
    accent-color: #ff9800;
}

.opcao span,
.checkbox span {
    font-size: 0.95rem;
    color: #e0e0e0;
}

.campos-grupo {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
    animation: fadeIn 0.3s ease;
}

.documentos-grupo {
    display: grid;
    gap: 1rem;
    margin-top: 1rem;
}

.upload-grupo {
    width: 100%;
}

.upload-label {
    display: block;
    padding: 1rem;
    border: 2px dashed #333;
    border-radius: 8px;
    font-size: 0.9rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.02);
}

.upload-label:hover {
    border-color: #ff9800;
    background: rgba(255, 152, 0, 0.05);
}

.upload-input {
    display: none;
}

.upload-status {
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: #666;
}

.upload-success {
    color: #4caf50;
}

.upload-error {
    color: #ff4444;
}

.botao-fechar {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    color: #666;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
    line-height: 1;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.botao-fechar:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.1);
}

.modal-rodape {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    padding: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
    background: var(--color-surface);
}

.modal-botao {
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.modal-botao--secundario {
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
}

.modal-botao--secundario:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text);
    transform: translateY(-2px);
}

.modal-botao--primario {
    background: var(--color-primary);
    border: none;
    color: var(--color-text);
    box-shadow: 0 4px 12px rgba(255, 152, 0, 0.2);
}

.modal-botao--primario:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(255, 152, 0, 0.3);
}

.modal-botao:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

/* ========================================
   ANIMATIONS
======================================== */
@keyframes floatBitcoin {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(5deg);
    }
}

@keyframes floatEthereum {
    0%, 100% {
        transform: translateY(-10px) rotate(-2deg);
    }
    50% {
        transform: translateY(10px) rotate(2deg);
    }
}

@keyframes floatTether {
    0%, 100% {
        transform: translateY(5px) rotate(2deg);
    }
    50% {
        transform: translateY(-15px) rotate(-2deg);
    }
}

@keyframes whatsappPulse {
    0% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -50%) scale(1.5);
        opacity: 0;
    }
}

@keyframes slideInRight {
    from {
        transform: translateX(100px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes bounceAttention {
    0%, 95%, 100% {
        transform: translateX(0);
    }
    5% {
        transform: translateX(-5px);
    }
    10% {
        transform: translateX(5px);
    }
    15% {
        transform: translateX(-3px);
    }
    20% {
        transform: translateX(3px);
    }
    25% {
        transform: translateX(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Apply animations */
.whatsapp-float {
    animation: slideInRight 0.5s ease-out, bounceAttention 3s ease-in-out 2s infinite;
}

/* ========================================
   RESPONSIVE DESIGN - TABLET
======================================== */
@media (max-width: 1024px) {
    .hero__container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero__cta-group {
        justify-content: center;
    }

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

/* ========================================
   RESPONSIVE DESIGN - MOBILE
======================================== */
@media (max-width: 768px) {
    /* Header Mobile */
    .header-logo {
        margin-left: auto;
        margin-right: auto;
        display: block;
    }

    .header__nav {
        display: none;
    }

    .header__nav.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--color-background);
        padding: var(--spacing-md);
        border-bottom: 1px solid var(--color-border);
    }

    .header__mobile-menu {
        display: flex;
    }

    /* Features Mobile */
    .features__grid {
        grid-template-columns: 1fr;
    }

    /* Footer Mobile */
    .footer__content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .footer__column--center {
        order: -1;
    }

    .footer__column {
        align-items: center;
        text-align: center;
    }

    .footer__title {
        text-align: center;
    }

    .footer__column--partners {
        align-items: center;
    }

    .partners__logos {
        align-items: center;
    }

    /* Social Media Mobile */
    .social__links {
        gap: var(--spacing-sm);
    }

    .social__link {
        width: 44px;
        height: 44px;
    }

    .social__link svg {
        width: 20px;
        height: 20px;
    }

    /* Info Section Mobile */
    .info-section__content {
        padding: var(--spacing-md);
    }

    .info-section__text {
        font-size: 1.1rem;
        margin: var(--spacing-md) 0;
    }

    .crypto-circles {
        gap: var(--spacing-md);
        margin-bottom: var(--spacing-lg);
    }

    .crypto-circles__item {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }

    /* Modal Mobile */
    .modal-conteudo {
        margin: 1rem;
        padding: 1.5rem;
        max-height: calc(100vh - 2rem);
        overflow-y: auto;
    }

    .modal-titulo {
        font-size: 1.5rem;
        margin-bottom: 1.5rem;
    }

    .form-grupo {
        margin-bottom: 1rem;
    }

    .form-opcoes,
    .form-checkbox-grupo {
        flex-direction: column;
        gap: 0.5rem;
    }

    .modal-rodape {
        padding: 1rem;
        flex-direction: column;
        gap: 0.75rem;
    }

    .modal-botao {
        width: 100%;
        padding: 0.75rem;
    }

    .upload-grupo {
        margin-bottom: 0.75rem;
    }

    .campos-grupo {
        grid-template-columns: 1fr;
    }

    .form-opcoes,
    .form-checkbox-grupo {
        flex-direction: column;
        gap: 0.75rem;
    }

    /* WhatsApp Mobile */
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
    }

    .whatsapp-button {
        padding: 14px 16px;
        min-width: 56px;
        min-height: 56px;
    }

    .whatsapp-button:hover {
        padding: 14px 20px;
    }

    .whatsapp-tooltip {
        display: none;
    }

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

/* ========================================
   RESPONSIVE DESIGN - SMALL MOBILE
======================================== */
@media (max-width: 480px) {
    /* Modal Small Mobile */
    .modal-conteudo {
        margin: 0.5rem;
        padding: 1rem;
    }

    .modal-titulo {
        font-size: 1.25rem;
    }

    .formulario {
        padding: 0.5rem;
    }

    .form-label {
        font-size: 0.9rem;
    }

    .form-input {
        padding: 0.5rem;
    }

    .upload-label {
        padding: 0.75rem;
        font-size: 0.8rem;
    }

    .modal-rodape {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .modal-botao {
        width: 100%;
    }

    /* Hero Small Mobile */
    .hero__title {
        font-size: 2.5rem;
    }

    .btn--lg {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }

    .hero__cta-group {
        flex-direction: column;
    }

    /* Info Section Small Mobile */
    .info-section__content {
        padding: var(--spacing-sm);
    }

    .info-section__text {
        font-size: 1rem;
        line-height: 1.5;
    }

    /* Social Media Small Mobile */
    .social__links {
        gap: var(--spacing-xs);
    }

    .social__link {
        width: 40px;
        height: 40px;
    }

    .social__link svg {
        width: 18px;
        height: 18px;
    }

    /* WhatsApp Small Mobile */
    .whatsapp-float {
        bottom: 15px;
        right: 15px;
    }

    .whatsapp-button {
        padding: 12px 14px;
        min-width: 52px;
        min-height: 52px;
    }

    .whatsapp-icon svg {
        width: 24px;
        height: 24px;
    }
}

/* ========================================
   RESPONSIVE DESIGN - EXTRA SMALL
======================================== */
@media (max-width: 320px) {
    .modal-conteudo {
        margin: 0;
        border-radius: 0;
    }

    .form-grupo {
        margin-bottom: 0.75rem;
    }
}

/* ========================================
   ACCESSIBILITY & SPECIAL CASES
======================================== */
@media (hover: hover) {
    .whatsapp-button:hover .whatsapp-text {
        opacity: 1;
        max-width: 100px;
    }
}

@media (hover: none) {
    .form-input,
    .modal-botao,
    .upload-label {
        min-height: 44px;
    }

    .opcao,
    .checkbox {
        padding: 0.5rem 0;
    }

    input[type="radio"],
    input[type="checkbox"] {
        min-width: 20px;
        min-height: 20px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .whatsapp-pulse {
        animation: none;
    }

    .whatsapp-button {
        transition: none;
    }

    .crypto-circles__item {
        animation: none;
    }

    .whatsapp-float {
        animation: none;
    }
}

/* ========================================
   DESKTOP ENHANCEMENTS
======================================== */
@media (min-width: 769px) {
    .crypto-circles {
        transform: scale(1.1);
    }

    .crypto-circles__item {
        transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .crypto-circles__item:hover {
        box-shadow: 0 15px 40px rgba(var(--shadow-color), 0.5);
    }
}

/* ========================================
   PRINT STYLES
======================================== */
@media print {
    .whatsapp-float,
    .header,
    .modal {
        display: none !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
}