/* Fallback CSS para Portal Fadox B2B */
/* Este arquivo garante que o site funcione mesmo se recursos externos falharem */

/* Fallback para fontes Google */
@font-face {
    font-family: 'Poppins-Fallback';
    src: local('Arial'), local('Helvetica Neue'), local('Helvetica'), local('sans-serif');
    font-weight: 100 900;
    font-display: swap;
}

/* Fallback para FontAwesome */
.icon-fallback {
    font-family: Arial, sans-serif;
    font-weight: bold;
    font-style: normal;
    display: inline-block;
    text-decoration: none;
    line-height: 1;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Ícones de fallback usando caracteres Unicode */
.fa-check-circle::before { content: "✓"; }
.fa-info-circle::before { content: "ℹ"; }
.fa-exclamation-triangle::before { content: "⚠"; }
.fa-times::before { content: "×"; }
.fa-envelope::before { content: "✉"; }
.fa-phone::before { content: "☎"; }
.fa-building::before { content: "🏢"; }
.fa-user::before { content: "👤"; }
.fa-globe::before { content: "🌍"; }
.fa-spinner::before { content: "⟲"; }
.fa-arrow-right::before { content: "→"; }
.fa-arrow-left::before { content: "←"; }
.fa-chevron-down::before { content: "▼"; }
.fa-chevron-up::before { content: "▲"; }
.fa-star::before { content: "★"; }
.fa-heart::before { content: "♥"; }
.fa-home::before { content: "🏠"; }
.fa-search::before { content: "🔍"; }
.fa-cog::before { content: "⚙"; }
.fa-bell::before { content: "🔔"; }
.fa-calendar::before { content: "📅"; }
.fa-clock::before { content: "🕐"; }
.fa-map-marker::before { content: "📍"; }
.fa-download::before { content: "⬇"; }
.fa-upload::before { content: "⬆"; }
.fa-edit::before { content: "✏"; }
.fa-trash::before { content: "🗑"; }
.fa-save::before { content: "💾"; }
.fa-print::before { content: "🖨"; }
.fa-share::before { content: "🔗"; }
.fa-lock::before { content: "🔒"; }
.fa-unlock::before { content: "🔓"; }
.fa-key::before { content: "🔑"; }
.fa-shield::before { content: "🛡"; }
.fa-question::before { content: "?"; }
.fa-plus::before { content: "+"; }
.fa-minus::before { content: "-"; }

/* Animação para spinner de fallback */
.fa-spinner.fa-spin {
    animation: fa-spin 1s infinite linear;
}

@keyframes fa-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Fallback para loading states */
.loading-fallback {
    position: relative;
    overflow: hidden;
}

.loading-fallback::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    animation: loading-shimmer 1.5s infinite;
}

@keyframes loading-shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* Fallback para toast notifications sem ícones */
.toast-fallback {
    position: fixed;
    top: 20px;
    right: 20px;
    background: #28a745;
    color: white;
    padding: 15px 20px;
    border-radius: 5px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    z-index: 9999;
    max-width: 400px;
    word-wrap: break-word;
}

.toast-fallback.error {
    background: #dc3545;
}

.toast-fallback.warning {
    background: #ffc107;
    color: #212529;
}

.toast-fallback.info {
    background: #17a2b8;
}

/* Fallback para botões com ícones */
.btn-icon-fallback {
    padding-left: 35px;
    position: relative;
}

.btn-icon-fallback::before {
    content: "→";
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-weight: bold;
}

.btn-icon-fallback.btn-submit::before {
    content: "✓";
}

.btn-icon-fallback.btn-cancel::before {
    content: "×";
}

.btn-icon-fallback.btn-edit::before {
    content: "✏";
}

.btn-icon-fallback.btn-delete::before {
    content: "🗑";
}

/* Fallback para progress bars */
.progress-fallback {
    width: 100%;
    height: 4px;
    background: #e9ecef;
    border-radius: 2px;
    overflow: hidden;
}

.progress-fallback .progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #0F3D28, #1A5F3F);
    border-radius: 2px;
    transition: width 0.3s ease;
}

/* Fallback para formulários */
.form-fallback {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
}

.form-fallback .form-group {
    margin-bottom: 20px;
}

.form-fallback label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: #333;
}

.form-fallback input,
.form-fallback select,
.form-fallback textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
    transition: border-color 0.3s ease;
}

.form-fallback input:focus,
.form-fallback select:focus,
.form-fallback textarea:focus {
    outline: none;
    border-color: #1A5F3F;
    box-shadow: 0 0 0 2px rgba(26, 95, 63, 0.2);
}

.form-fallback .error {
    border-color: #dc3545;
}

.form-fallback .error-message {
    color: #dc3545;
    font-size: 14px;
    margin-top: 5px;
}

/* Fallback para navegação */
.nav-fallback {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.nav-fallback li {
    display: inline-block;
}

.nav-fallback a {
    display: block;
    padding: 10px 15px;
    text-decoration: none;
    color: #333;
    border: 1px solid #ddd;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.nav-fallback a:hover,
.nav-fallback a.active {
    background: #1A5F3F;
    color: white;
    border-color: #1A5F3F;
}

/* Fallback para modais */
.modal-fallback {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.modal-fallback .modal-content {
    background: white;
    padding: 20px;
    border-radius: 8px;
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
}

.modal-fallback .modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
}

.modal-fallback .modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #666;
}

.modal-fallback .modal-close:hover {
    color: #333;
}

/* Responsividade para fallbacks */
@media (max-width: 768px) {
    .toast-fallback {
        right: 10px;
        left: 10px;
        max-width: none;
    }
    
    .modal-fallback .modal-content {
        margin: 20px;
        width: calc(100% - 40px);
    }
    
    .nav-fallback {
        flex-direction: column;
    }
    
    .form-fallback {
        padding: 10px;
    }
}

/* Fallback para dark mode */
@media (prefers-color-scheme: dark) {
    .form-fallback input,
    .form-fallback select,
    .form-fallback textarea {
        background: #333;
        color: white;
        border-color: #555;
    }
    
    .form-fallback label {
        color: #ddd;
    }
    
    .modal-fallback .modal-content {
        background: #333;
        color: white;
    }
    
    .nav-fallback a {
        background: #333;
        color: white;
        border-color: #555;
    }
}