/* ============================================
   SISTEMA DE AUTOCOMPLETAR LINHAS - PARADAEMDIA
   ============================================ */

/* Container principal do autocompletar */
.linha-autocomplete-container {
    position: relative;
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
    z-index: 10;
}

/* Input de pesquisa melhorado */
.linha-autocomplete-input {
    width: 100%;
    height: 56px;
    padding: 0 var(--spacing-md) 0 50px;
    font-size: 1.125rem;
    font-family: var(--font-primary);
    border: 2px solid var(--neutral-gray-300);
    border-radius: var(--radius-md);
    background: var(--neutral-white);
    color: var(--neutral-gray-800);
    transition: var(--transition-fast);
    text-align: center;
    position: relative;
    z-index: 2;
}

.linha-autocomplete-input:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.1);
    transform: translateY(-2px);
}

.linha-autocomplete-input:hover {
    border-color: var(--primary-blue-light);
}

.linha-autocomplete-input::placeholder {
    color: var(--neutral-gray-400);
    font-weight: 300;
}

/* Ícone de ônibus no input */
.linha-autocomplete-input::before {
    content: '🚌';
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.25rem;
    pointer-events: none;
    z-index: 3;
}

.linha-autocomplete-container::before {
    content: '🚌';
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.25rem;
    pointer-events: none;
    z-index: 3;
    color: var(--primary-blue-light);
}

/* Dropdown de sugestões */
.linha-autocomplete-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--neutral-white);
    border: 2px solid var(--primary-blue-light);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    max-height: 300px;
    overflow-y: auto;
    display: none;
    margin-top: 4px;
    backdrop-filter: blur(10px);
    min-width: 300px;
}

.linha-autocomplete-dropdown.show {
    display: block !important;
    animation: fadeInDown 0.3s ease-out;
}

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

/* Item individual de sugestão */
.linha-suggestion-item {
    padding: var(--spacing-md);
    cursor: pointer;
    transition: var(--transition-fast);
    border-bottom: 1px solid var(--neutral-gray-100);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    position: relative;
    overflow: hidden;
}

.linha-suggestion-item:last-child {
    border-bottom: none;
}

.linha-suggestion-item:hover {
    background: linear-gradient(135deg, var(--primary-blue-light) 0%, var(--primary-blue) 100%);
    color: var(--neutral-white);
    transform: translateX(4px);
}

.linha-suggestion-item.selected {
    background: var(--primary-blue);
    color: var(--neutral-white);
    font-weight: 600;
}

/* Número da linha */
.linha-suggestion-numero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    color: var(--neutral-white);
    font-family: var(--font-primary);
    font-size: 0.875rem;
    font-weight: 700;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    min-width: 60px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    flex-shrink: 0;
}

.linha-suggestion-item:hover .linha-suggestion-numero {
    background: var(--neutral-white);
    color: var(--primary-blue);
    transform: scale(1.05);
}

/* Container do conteúdo da linha */
.linha-suggestion-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    min-width: 0; /* Permite que o flex-shrink funcione */
}

/* Descrição da linha */
.linha-suggestion-descricao {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--neutral-gray-800);
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.linha-suggestion-item:hover .linha-suggestion-descricao {
    color: var(--neutral-white);
    font-weight: 600;
}

/* Informações extras */
.linha-suggestion-sentido,
.linha-suggestion-tarifa {
    font-size: 0.75rem;
    opacity: 0.8;
    font-weight: 400;
}

.linha-suggestion-sentido {
    color: var(--primary-blue-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.linha-suggestion-tarifa {
    color: var(--accent-green);
    font-weight: 600;
}

.linha-suggestion-item:hover .linha-suggestion-sentido {
    color: rgba(255, 255, 255, 0.9);
}

.linha-suggestion-item:hover .linha-suggestion-tarifa {
    color: rgba(255, 255, 255, 0.9);
}

/* Ícone de seta ou indicador */
.linha-suggestion-arrow {
    width: 20px;
    height: 20px;
    opacity: 0;
    transition: var(--transition-fast);
    color: var(--primary-blue-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
}

.linha-suggestion-arrow::before {
    content: '→';
    font-weight: bold;
}

.linha-suggestion-item:hover .linha-suggestion-arrow {
    opacity: 1;
    color: var(--neutral-white);
    transform: translateX(4px);
}

/* Loading state */
.linha-autocomplete-loading {
    padding: var(--spacing-lg);
    text-align: center;
    color: var(--primary-blue);
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.linha-autocomplete-loading::before {
    content: '';
    width: 16px;
    height: 16px;
    border: 2px solid var(--primary-blue-light);
    border-top: 2px solid var(--primary-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Empty state */
.linha-autocomplete-empty {
    padding: var(--spacing-lg);
    text-align: center;
    color: var(--neutral-gray-500);
    font-size: 0.875rem;
    font-style: italic;
}

.linha-autocomplete-empty::before {
    content: '🔍';
    display: block;
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    opacity: 0.5;
}

/* Error state */
.linha-autocomplete-error {
    padding: var(--spacing-lg);
    text-align: center;
    color: var(--neutral-gray-600);
    font-size: 0.875rem;
}

.linha-autocomplete-error-icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.linha-autocomplete-error-message {
    margin-bottom: var(--spacing-md);
    font-weight: 500;
}

.linha-autocomplete-error-retry {
    background: var(--primary-blue);
    color: var(--neutral-white);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    cursor: pointer;
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    transition: var(--transition-fast);
}

.linha-autocomplete-error-retry:hover {
    background: var(--primary-blue-dark);
    transform: translateY(-1px);
}

/* Header do dropdown */
.linha-autocomplete-header {
    padding: var(--spacing-sm) var(--spacing-md);
    background: linear-gradient(135deg, var(--neutral-gray-50) 0%, var(--primary-blue-light) 10%);
    border-bottom: 1px solid var(--primary-blue-light);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary-blue-dark);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: sticky;
    top: 0;
    z-index: 10;
}

/* Scrollbar customizada para o dropdown */
.linha-autocomplete-dropdown::-webkit-scrollbar {
    width: 4px;
}

.linha-autocomplete-dropdown::-webkit-scrollbar-track {
    background: var(--neutral-gray-100);
}

.linha-autocomplete-dropdown::-webkit-scrollbar-thumb {
    background: var(--primary-blue-light);
    border-radius: 2px;
}

.linha-autocomplete-dropdown::-webkit-scrollbar-thumb:hover {
    background: var(--primary-blue);
}

/* Destaque para termos pesquisados */
.linha-suggestion-highlight {
    background: var(--warning-amber);
    color: var(--neutral-white);
    padding: 2px 4px;
    border-radius: 3px;
    font-weight: 700;
}

.linha-suggestion-item:hover .linha-suggestion-highlight {
    background: var(--neutral-white);
    color: var(--primary-blue-dark);
}

/* Animação de entrada dos itens */
.linha-suggestion-item {
    opacity: 0;
    animation: slideInRight 0.2s ease-out forwards;
}

.linha-suggestion-item:nth-child(1) { animation-delay: 0.05s; }
.linha-suggestion-item:nth-child(2) { animation-delay: 0.1s; }
.linha-suggestion-item:nth-child(3) { animation-delay: 0.15s; }
.linha-suggestion-item:nth-child(4) { animation-delay: 0.2s; }
.linha-suggestion-item:nth-child(5) { animation-delay: 0.25s; }

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

/* Estados de foco por teclado */
.linha-suggestion-item:focus {
    outline: 3px solid var(--primary-blue);
    outline-offset: -3px;
    background: var(--primary-blue);
    color: var(--neutral-white);
}

/* Efeito ripple para itens */
.linha-suggestion-item {
    position: relative;
    overflow: hidden;
}

.linha-suggestion-item::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.3s, height 0.3s;
}

.linha-suggestion-item:active::after {
    width: 200px;
    height: 200px;
}

/* Responsividade */
@media (max-width: 768px) {
    .linha-autocomplete-input {
        height: 48px;
        font-size: 1rem;
        padding-left: 44px;
    }
    
    .linha-autocomplete-container::before {
        left: 12px;
        font-size: 1.125rem;
    }
    
    .linha-suggestion-item {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .linha-suggestion-numero {
        min-width: 50px;
        font-size: 0.75rem;
    }
    
    .linha-suggestion-descricao {
        font-size: 0.875rem;
    }
}

@media (max-width: 480px) {
    .linha-autocomplete-dropdown {
        left: var(--spacing-sm);
        right: var(--spacing-sm);
        max-height: 250px;
    }
    
    .linha-suggestion-item {
        flex-direction: column;
        gap: var(--spacing-xs);
        text-align: center;
    }
    
    .linha-suggestion-numero {
        min-width: auto;
        align-self: center;
    }
    
    .linha-suggestion-descricao {
        white-space: normal;
        text-align: center;
    }
}

/* Tema escuro (futuro) */
@media (prefers-color-scheme: dark) {
    .linha-autocomplete-dropdown {
        background: var(--neutral-gray-800);
        border-color: var(--primary-blue);
        color: var(--neutral-white);
    }
    
    .linha-suggestion-item {
        border-bottom-color: var(--neutral-gray-700);
    }
    
    .linha-suggestion-descricao {
        color: var(--neutral-gray-200);
    }
    
    .linha-autocomplete-empty {
        color: var(--neutral-gray-400);
    }
}

/* Indicador de "mais resultados" */
.linha-autocomplete-more {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: center;
    background: var(--neutral-gray-50);
    color: var(--primary-blue);
    font-size: 0.75rem;
    font-weight: 500;
    border-top: 1px solid var(--neutral-gray-200);
    cursor: pointer;
    transition: var(--transition-fast);
}

.linha-autocomplete-more:hover {
    background: var(--primary-blue-light);
    color: var(--neutral-white);
}

.linha-autocomplete-more::before {
    content: '↓ ';
    font-weight: bold;
}