* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

:root {
    --primary: #1877f2;
    --primary-dark: #166fe5;
    --secondary: #00a650;
    --danger: #dc3545;
    --warning: #ffc107;
    --dark: #1c1e21;
    --light: #f0f2f5;
    --text: #050505;
    --text-light: #65676b;
    --border: #ced0d4;
    --bg: #f0f2f5;
    --white: #ffffff;
    --shadow: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-lg: 0 4px 12px rgba(0,0,0,0.15);
    --sidebar-width: 280px;
    --header-height: 60px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* App Container */
.app-container {
    display: flex;
    min-height: 100vh;
    position: relative;
}

/* Sidebar */
.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0,0,0,0.5);
    z-index: 999;
    display: none;
    backdrop-filter: blur(3px);
}

.sidebar-overlay.active {
    display: block;
}

.sidebar {
    position: fixed;
    left: -280px;
    top: 0;
    bottom: 0;
    width: var(--sidebar-width);
    background-color: var(--white);
    box-shadow: var(--shadow-lg);
    transition: left 0.3s ease;
    z-index: 1000;
    display: flex;
    flex-direction: column;
}

.sidebar.active {
    left: 0;
}

@media (min-width: 1024px) {
    .sidebar {
        position: static;
        left: 0;
    }
    
    .sidebar-overlay {
        display: none !important;
    }
}

.sidebar-header {
    height: var(--header-height);
    padding: 0 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border);
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 18px;
    font-weight: 600;
}

.sidebar-logo .material-icons {
    font-size: 28px;
}

.sidebar-close {
    background: none;
    border: none;
    color: var(--white);
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.sidebar-close:hover {
    background: rgba(255,255,255,0.1);
}

@media (min-width: 1024px) {
    .sidebar-close {
        display: none;
    }
}

.sidebar-nav {
    flex: 1;
    padding: 16px 0;
    overflow-y: auto;
    scrollbar-width: thin;
}

.sidebar-nav::-webkit-scrollbar {
    width: 4px;
}

.sidebar-nav::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    margin-bottom: 8px;
    background-color: var(--light);
    border-radius: 8px;
    margin: 8px 12px;
}

.user-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary);
}

.user-details {
    flex: 1;
}

.user-name {
    font-weight: 600;
    display: block;
    font-size: 14px;
}

.user-email {
    font-size: 11px;
    color: var(--text-light);
    display: block;
    margin-top: 2px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text);
    text-decoration: none;
    transition: background-color 0.2s;
    position: relative;
    margin: 2px 8px;
    border-radius: 8px;
}

.nav-item:hover {
    background-color: var(--light);
}

.nav-item.active {
    background-color: var(--light);
    color: var(--primary);
}

.nav-item.active .material-icons {
    color: var(--primary);
}

.nav-item .material-icons {
    color: var(--text-light);
    font-size: 20px;
}

.nav-item .badge {
    position: absolute;
    right: 16px;
    background-color: var(--danger);
    color: var(--white);
    font-size: 10px;
    font-weight: 600;
    min-width: 18px;
    height: 18px;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
}

.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-light);
    font-size: 11px;
}

.sidebar-social {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 8px;
}

.social-link {
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.2s;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--light);
}

.social-link:hover {
    color: var(--primary);
    background: #e4e6e9;
}

.social-link .material-icons {
    font-size: 18px;
}

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.top-header {
    height: var(--header-height);
    background-color: var(--white);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 16px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}

.menu-button {
    background: none;
    border: none;
    cursor: pointer;
    margin-right: 16px;
    padding: 8px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

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

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

.page-title {
    font-size: 20px;
    font-weight: 600;
    flex: 1;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.header-notifications {
    position: relative;
    color: var(--text);
    text-decoration: none;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background 0.2s;
}

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

.header-notifications .material-icons {
    font-size: 24px;
}

.notification-badge {
    position: absolute;
    top: 2px;
    right: 2px;
    background: var(--danger);
    color: white;
    font-size: 9px;
    font-weight: 600;
    min-width: 16px;
    height: 16px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    border: 2px solid var(--white);
}

.header-profile {
    display: block;
    width: 40px;
    height: 40px;
}

.header-profile img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid transparent;
    transition: border-color 0.2s;
}

.header-profile:hover img {
    border-color: var(--primary);
}

.header-login {
    color: var(--primary);
    text-decoration: none;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background 0.2s;
}

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

.header-login .material-icons {
    font-size: 24px;
}

.content {
    padding: 16px;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* Search Section */
.search-section {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.search-box {
    flex: 1;
    display: flex;
    align-items: center;
    background-color: var(--white);
    border-radius: 24px;
    padding: 8px 16px;
    box-shadow: var(--shadow);
}

.search-box .material-icons {
    color: var(--text-light);
    margin-right: 8px;
    font-size: 20px;
}

.search-box input {
    flex: 1;
    border: none;
    outline: none;
    font-size: 15px;
    background: transparent;
}

.filter-button {
    width: 48px;
    height: 48px;
    border: none;
    background-color: var(--white);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    transition: all 0.2s;
}

.filter-button:hover {
    background-color: var(--light);
    transform: scale(1.05);
}

/* Categories Section */
.categories-section {
    margin-bottom: 20px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

.categories-section::-webkit-scrollbar {
    display: none;
}

.categories-list {
    display: flex;
    gap: 8px;
    padding-bottom: 8px;
}

.category-item {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 8px 16px;
    background-color: var(--white);
    border: 1px solid var(--border);
    border-radius: 30px;
    font-size: 14px;
    white-space: nowrap;
    cursor: pointer;
    transition: all 0.2s;
    min-height: 44px;
}

.category-item .material-icons {
    font-size: 16px;
    color: var(--text-light);
}

.category-item.active {
    background-color: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

.category-item.active .material-icons {
    color: var(--white);
}

.category-item:active {
    transform: scale(0.95);
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

@media (min-width: 600px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 900px) {
    .products-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (min-width: 1200px) {
    .products-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

.product-card {
    background-color: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.2s;
}

.product-card:active {
    transform: scale(0.98);
}

.product-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.product-image {
    position: relative;
    padding-bottom: 100%;
    background-color: var(--light);
    overflow: hidden;
}

.product-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.product-card:hover .product-image img {
    transform: scale(1.05);
}

.product-tag {
    position: absolute;
    top: 8px;
    right: 8px;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 600;
    color: var(--white);
    z-index: 2;
    text-transform: uppercase;
}

.product-tag.donation {
    background-color: var(--secondary);
}

.product-tag.exchange {
    background-color: var(--warning);
    color: var(--dark);
}

.product-info {
    padding: 8px;
}

.product-title {
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 4px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    height: 34px;
    line-height: 1.3;
}

.product-price {
    font-size: 15px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 6px;
}

.product-price.free {
    color: var(--secondary);
}

.product-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.product-stats {
    display: flex;
    gap: 10px;
}

.stat {
    display: flex;
    align-items: center;
    gap: 2px;
    font-size: 11px;
    color: var(--text-light);
}

.stat .material-icons {
    font-size: 12px;
}

/* Modal de Filtros */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0,0,0,0.5);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    z-index: 2000;
    backdrop-filter: blur(3px);
}

@media (min-width: 600px) {
    .modal-overlay {
        align-items: center;
    }
}

.modal-container {
    background-color: var(--white);
    border-radius: 20px 20px 0 0;
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp 0.3s ease;
}

@media (min-width: 600px) {
    .modal-container {
        border-radius: 20px;
        animation: fadeIn 0.3s ease;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
    }
    to {
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.modal-header {
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border);
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border-radius: 20px 20px 0 0;
}

.modal-header .modal-icon {
    color: white;
    background: rgba(255,255,255,0.2);
    padding: 8px;
    border-radius: 12px;
}

.modal-title {
    flex: 1;
    font-size: 18px;
    font-weight: 600;
    margin: 0;
    color: white;
}

.modal-close {
    background: rgba(255,255,255,0.2);
    border: none;
    cursor: pointer;
    color: white;
    padding: 8px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.modal-close:hover {
    background: rgba(255,255,255,0.3);
    transform: rotate(90deg);
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    padding: 16px 20px 24px;
    display: flex;
    gap: 12px;
    background: var(--light);
    border-top: 1px solid var(--border);
}

/* Filter Groups */
.filter-group {
    margin-bottom: 20px;
}

.filter-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 14px;
    color: var(--text);
}

.filter-select {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    background-color: var(--white);
    cursor: pointer;
}

.price-input {
    display: flex;
    align-items: center;
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}

.price-input .currency {
    padding: 12px;
    background-color: var(--light);
    border-right: 1px solid var(--border);
    color: var(--text-light);
    font-weight: 500;
}

.price-input input {
    flex: 1;
    padding: 12px;
    border: none;
    outline: none;
    font-size: 14px;
}

.range-input {
    display: flex;
    align-items: center;
    gap: 12px;
}

.range-input input {
    flex: 1;
    height: 40px;
}

.range-value {
    min-width: 60px;
    color: var(--primary);
    font-weight: 600;
    font-size: 14px;
}

/* Buttons */
.modal-btn {
    flex: 1;
    padding: 14px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s;
    min-height: 48px;
}

.modal-btn .material-icons {
    font-size: 18px;
}

.modal-btn.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    box-shadow: 0 4px 10px rgba(24, 119, 242, 0.3);
}

.modal-btn.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(24, 119, 242, 0.4);
}

.modal-btn.btn-outline {
    background-color: transparent;
    border: 1px solid var(--border);
    color: var(--text);
}

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

/* Toast Notifications */
.toast-container {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
}

.toast {
    background-color: var(--white);
    border-radius: 12px;
    padding: 14px 18px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.2);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideInToast 0.3s ease;
    pointer-events: auto;
    max-width: 400px;
    margin: 0 auto;
    width: 100%;
    border-left: 4px solid transparent;
}

.toast.success {
    border-left-color: var(--secondary);
}

.toast.error {
    border-left-color: var(--danger);
}

.toast.warning {
    border-left-color: var(--warning);
}

.toast.info {
    border-left-color: var(--primary);
}

.toast .material-icons {
    font-size: 20px;
}

.toast.success .material-icons {
    color: var(--secondary);
}

.toast.error .material-icons {
    color: var(--danger);
}

.toast.warning .material-icons {
    color: var(--warning);
}

.toast.info .material-icons {
    color: var(--primary);
}

.toast-message {
    flex: 1;
    font-size: 14px;
    color: var(--text);
}

.toast-close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-light);
    padding: 4px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

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

@keyframes slideInToast {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Login Page */
.login-page {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-container {
    background-color: var(--white);
    border-radius: 24px;
    padding: 32px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
    animation: fadeInUp 0.5s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-header {
    text-align: center;
    margin-bottom: 28px;
}

.login-header .logo-icon {
    font-size: 64px;
    color: var(--primary);
    background: rgba(24, 119, 242, 0.1);
    padding: 16px;
    border-radius: 50%;
    margin-bottom: 16px;
}

.login-header h1 {
    font-size: 28px;
    margin: 8px 0;
    color: var(--text);
}

.login-header p {
    color: var(--text-light);
    font-size: 14px;
}

/* Loading Animation */
@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.rotating {
    animation: rotate 1s linear infinite;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 48px 20px;
    background: var(--white);
    border-radius: 12px;
    margin: 20px 0;
}

.empty-icon {
    font-size: 64px;
    color: var(--text-light);
    margin-bottom: 16px;
}

.empty-state h3 {
    font-size: 20px;
    margin-bottom: 8px;
    color: var(--text);
}

.empty-state p {
    color: var(--text-light);
    margin-bottom: 24px;
}

.btn-primary {
    padding: 12px 24px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    transition: all 0.2s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(24, 119, 242, 0.3);
}

.btn-outline {
    padding: 12px 24px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--text);
    transition: all 0.2s;
}

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

/* PWA Specific */
@media (display-mode: standalone) {
    .top-header {
        padding-top: env(safe-area-inset-top, 0px);
    }
    
    .sidebar {
        padding-top: env(safe-area-inset-top, 0px);
    }
}

/* Touch Friendly */
button, 
.category-item,
.filter-button,
.modal-btn,
.modal-close,
.nav-item,
.menu-button,
.header-notifications,
.header-login,
.social-link {
    min-height: 44px;
    min-width: 44px;
}

/* Scrollbar personalizada */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--light);
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-light);
}

/* Avatar com iniciais */
.user-avatar-iniciais {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 18px;
    text-transform: uppercase;
}

.header-profile-iniciais {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 16px;
    text-transform: uppercase;
    border: 2px solid transparent;
    transition: border-color 0.2s;
}

.header-profile:hover .header-profile-iniciais {
    border-color: var(--primary);
}

/* Melhorias nos badges */
.nav-item .badge {
    position: absolute;
    right: 16px;
    background: var(--danger);
    color: white;
    font-size: 10px;
    font-weight: 600;
    min-width: 18px;
    height: 18px;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
    }
}

/* Melhorias no header */
.header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.header-notifications {
    position: relative;
    color: var(--text);
    text-decoration: none;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s;
}

.header-notifications:hover {
    background: var(--light);
    transform: scale(1.05);
}

.header-notifications .material-icons {
    font-size: 24px;
}

.notification-badge {
    position: absolute;
    top: 2px;
    right: 2px;
    background: var(--danger);
    color: white;
    font-size: 9px;
    font-weight: 600;
    min-width: 16px;
    height: 16px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    border: 2px solid var(--white);
    animation: pulse 2s infinite;
}

/* Melhorias no menu lateral */
.sidebar-nav {
    flex: 1;
    padding: 16px 0;
    overflow-y: auto;
    scrollbar-width: thin;
}

.sidebar-nav::-webkit-scrollbar {
    width: 4px;
}

.sidebar-nav::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text);
    text-decoration: none;
    transition: all 0.2s;
    position: relative;
    margin: 2px 8px;
    border-radius: 8px;
}

.nav-item:hover {
    background: var(--light);
    transform: translateX(4px);
}

.nav-item.active {
    background: var(--light);
    color: var(--primary);
}

.nav-item.active .material-icons {
    color: var(--primary);
}

.nav-item .material-icons {
    color: var(--text-light);
    font-size: 20px;
    transition: color 0.2s;
}

/* Rodapé do sidebar */
.sidebar-footer {
    padding: 16px;
    border-top: 1px solid var(--border);
    text-align: center;
}

.sidebar-footer p {
    color: var(--text-light);
    font-size: 11px;
    margin-bottom: 8px;
}

.sidebar-social {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.social-link {
    color: var(--text-light);
    text-decoration: none;
    transition: all 0.2s;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--light);
}

.social-link:hover {
    color: var(--primary);
    background: #e4e6e9;
    transform: translateY(-2px);
}

.social-link .material-icons {
    font-size: 18px;
}

/* =========================================== */
/* CORREÇÕES ADICIONADAS - NOME DO SITE BRANCO */
/* =========================================== */

/* Garantir que o nome do site Muambeiro fique branco */
.sidebar-header {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #ffffff;
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 18px;
    font-weight: 600;
    color: #ffffff !important;
}

.sidebar-logo .material-icons {
    font-size: 28px;
    color: #ffffff !important;
}

.sidebar-logo span,
.sidebar-logo a,
.sidebar-logo .logo-text,
.sidebar-logo * {
    color: #ffffff !important;
}

/* Garantir que o texto específico "Muambeiro" seja branco */
.sidebar-logo span:last-child,
.sidebar-logo .material-icons + span {
    color: #ffffff !important;
}

/* Todo texto no sidebar-header deve ser branco */
.sidebar-header * {
    color: #ffffff;
}

/* Responsividade */
@media (max-width: 768px) {
    .header-actions {
        gap: 4px;
    }
    
    .header-notifications {
        width: 36px;
        height: 36px;
    }
    
    .header-profile {
        width: 36px;
        height: 36px;
    }
    
    .header-profile-iniciais {
        width: 36px;
        height: 36px;
        font-size: 14px;
    }
}