/* ===== RESET E CONFIGURAÇÕES GERAIS ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}
body {
    background: var(--bg-grad);
    color: var(--text-color);
    min-height: 100vh;
    padding: 20px;
    transition: background 0.5s ease, color 0.5s ease;
}
.container {
    max-width: 1400px;
    margin: 0 auto;
}
button {
    cursor: pointer;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    font-size: 14px;
    transition: background-color 0.2s, transform 0.2s, color 0.5s ease;
}
button:hover {
    transform: translateY(-2px);
}

/* ===== BOTÕES DE AÇÃO ===== */
#refreshButton, #logoutButton {
    position: fixed;
    top: 20px;
    z-index: 1000;
    background-color: var(--card-bg);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}
#refreshButton {
    left: 20px;
    color: var(--accent-color);
}
#logoutButton {
    left: 120px;
    color: var(--delete-hover);
}
#refreshButton:hover {
    background-color: var(--accent-color);
    color: #fff;
}
#logoutButton:hover {
    background-color: var(--delete-hover);
    color: #fff;
}

/* ===== FORMULÁRIO DE LOGIN ===== */
#word-form {
    text-align: center;
    margin-top: 30vh;
}
#wordInput {
    padding: 10px;
    width: 300px;
    border: 1px solid var(--input-border);
    border-radius: 4px;
    margin-right: 10px;
    font-size: 16px;
    background: var(--input-bg);
    color: var(--card-text-color);
    transition: all 0.3s ease;
}
#wordInput:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px var(--accent-shadow);
}
#wordInput::placeholder {
    color: var(--placeholder-color);
}
#word-form button {
    background-color: var(--accent-color);
    color: #fff;
}
#word-form button:hover {
    background-color: var(--accent-color);
    opacity: 0.9;
}
#wordResult {
    margin-top: 20px;
    font-size: 18px;
}

/* ===== ÁREA DE UPLOAD ===== */
#upload-section {
    margin-bottom: 30px;
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    padding: 20px;
    transition: background 0.5s ease;
}
#upload-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 20px;
}
#drop-area {
    border: 2px dashed var(--input-border);
    border-radius: 8px;
    padding: 30px;
    text-align: center;
    transition: background-color 0.2s, border-color 0.2s, box-shadow 0.2s;
    min-width: 300px;
}
#drop-area.highlight {
    background-color: var(--trigger-hover-bg);
    border-color: var(--accent-color);
    box-shadow: 0 0 10px var(--accent-shadow);
}
#drop-area h3 {
    font-size: 18px;
    color: var(--text-color);
    margin-bottom: 15px;
    font-weight: 500;
    transition: color 0.5s ease;
}
#fileElem {
    display: none;
}
.button {
    display: inline-block;
    background-color: var(--accent-color);
    color: #fff;
    padding: 10px 20px;
    border-radius: 4px;
    margin-top: 15px;
    text-decoration: none;
}
.button:hover {
    background-color: var(--accent-color);
    opacity: 0.9;
    transform: translateY(-2px);
}

/* ===== LISTA DE ARQUIVOS ===== */
#file-list {
    max-height: 200px;
    overflow-y: auto;
    padding: 10px;
    flex: 1;
    border-top: 1px solid var(--card-border);
}
#file-list h3 {
    font-size: 16px;
    color: var(--accent-color);
    margin-bottom: 10px;
}
#uploaded-files {
    list-style: none;
}
#uploaded-files li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    background-color: var(--input-bg);
    border-radius: 4px;
    margin-bottom: 8px;
    font-size: 14px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    color: var(--card-text-color);
    transition: background 0.5s ease, color 0.5s ease;
}
.file-actions {
    display: flex;
    gap: 10px;
}
.file-actions button {
    background-color: transparent;
    color: var(--accent-color);
    padding: 5px 10px;
    font-size: 13px;
}
.file-actions button:hover {
    background-color: var(--trigger-hover-bg);
}
.view-icon {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

/* ===== BARRA DE PROGRESSO ===== */
#progress-bar-container {
    width: 100%;
    height: 8px;
    background-color: var(--input-bg);
    border-radius: 4px;
    margin-top: 20px;
    position: relative;
    transition: background 0.5s ease;
}
#progress-bar {
    height: 100%;
    background-color: var(--accent-color);
    border-radius: 4px;
    transition: width 0.3s ease;
}
#progress-text {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--text-color);
    font-size: 12px;
    white-space: nowrap;
    transition: color 0.5s ease;
}

/* ===== QUADRO KANBAN ===== */
#kanban-section {
    margin-top: 30px;
}
.kanban-board {
    display: flex;
    overflow-x: auto;
    gap: 20px;
    padding-bottom: 10px;
}
.kanban-column {
    flex: 0 0 280px;
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    height: calc(100vh - 300px);
    transition: background 0.5s ease;
}
.kanban-column h3 {
    font-size: 16px;
    font-weight: 600;
    padding: 15px;
    margin: 0;
    border-bottom: 1px solid var(--card-border);
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--title-color);
    transition: color 0.5s ease, border-bottom 0.5s ease;
}
.kanban-column h3::before {
    content: '';
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
}
.kanban-column.backlog h3::before {
    background-color: var(--column-backlog);
}
.kanban-column.development h3::before {
    background-color: var(--column-development);
}
.kanban-column.validation h3::before {
    background-color: var(--column-validation);
}
.kanban-column.deploy h3::before {
    background-color: var(--column-deploy);
}
.kanban-cards {
    flex: 1;
    overflow-y: auto;
    padding: 15px;
}
.kanban-card {
    background-color: var(--input-bg);
    border: 1px solid var(--card-border);
    border-radius: 6px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    padding: 12px;
    margin-bottom: 15px;
    cursor: move;
    transition: box-shadow 0.2s, transform 0.2s, background 0.5s ease, border 0.5s ease, color 0.5s ease;
    font-size: 14px;
    min-height: 100px;
    position: relative;
    color: var(--card-text-color);
}
.kanban-card:hover {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transform: translateY(-3px);
}
.kanban-card[contenteditable="true"]:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px var(--accent-shadow);
}
.kanban-card .tag {
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 11px;
    padding: 3px 8px;
    border-radius: 12px;
    color: #fff;
    background-color: var(--accent-color);
}
.kanban-column.backlog .kanban-card .tag {
    background-color: var(--column-backlog);
}
.kanban-column.development .kanban-card .tag {
    background-color: var(--column-development);
}
.kanban-column.validation .kanban-card .tag {
    background-color: var(--column-validation);
}
.kanban-column.deploy .kanban-card .tag {
    background-color: var(--column-deploy);
}
.kanban-card .hours {
    position: absolute;
    bottom: 10px;
    right: 10px;
    font-size: 12px;
    color: var(--placeholder-color);
    background-color: var(--card-bg);
    padding: 2px 6px;
    border-radius: 10px;
    transition: color 0.5s ease, background 0.5s ease;
}
.add-card {
    background-color: var(--input-bg);
    color: var(--accent-color);
    border: 1px dashed var(--accent-color);
    padding: 10px;
    text-align: center;
    border-radius: 6px;
    margin: 0 15px 15px;
    font-size: 14px;
    transition: background 0.5s ease, color 0.5s ease, border 0.5s ease;
}
.add-card:hover {
    background-color: var(--trigger-hover-bg);
}
/* ===== CONTEÚDO EDITÁVEL ===== */
.card-content {
    margin-left: 25px; /* Espaço para o botão */
    min-height: 20px;
}
/* ===== RESPONSIVIDADE ===== */
@media (max-width: 768px) {
    body {
        padding: 10px;
    }
    .kanban-board {
        flex-direction: column;
        gap: 15px;
    }
    .kanban-column {
        flex: 0 0 auto;
        height: auto;
        min-height: 300px;
    }
    #upload-section {
        padding: 15px;
    }
    #upload-header {
        flex-direction: column;
        align-items: stretch;
    }
    #drop-area {
        margin-top: 20px;
        min-width: auto;
        padding: 20px;
    }
    #color-picker {
        flex-direction: column;
        top: 80px;
        right: 10px;
    }
}
:root {
    --column-backlog: #2196F3;       /* Azul */
    --column-development: #4CAF50;   /* Verde */
    --column-validation: #FFC107;   /* Amarelo */
    --column-deploy: #9C27B0;       /* Roxo */
}

/* ===== BOTÃO DE EXCLUSÃO - NOVA ABORDAGEM ===== */
.delete-btn {
    position: absolute;
    left: 5px;          /* Posiciona à esquerda */
    top: 5px;           /* Alinha ao topo */
    color: rgba(255, 255, 255, 0.7); /* Texto transparente */
    background: transparent; /* Fundo transparente */
    border: none;
    border-radius: 50%;
    width: 18px;        /* Menor */
    height: 18px;       /* Menor */
    line-height: 18px;  /* Ajuste proporcional */
    text-align: center;
    font-size: 12px;    /* Menor */
    font-weight: normal; /* Menos destacado */
    cursor: pointer;
    opacity: 0;         /* Inicialmente invisível */
    transition: all 0.2s ease;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
}




.kanban-card:hover .delete-btn {
    opacity: 0.8;
}

.kanban-card:hover .delete-btn:hover {
    opacity: 1;
}

/* ===== AJUSTE NO CONTEÚDO DO CARD ===== */
.kanban-card .card-content {
    margin-right: 30px;
    min-height: 20px;
    outline: none;
    word-wrap: break-word;
}

/* ===== RESPONSIVIDADE ===== */
@media (max-width: 768px) {
    .delete-btn {
        width: 28px;
        height: 28px;
        line-height: 28px;
        font-size: 16px;
        opacity: 0.6;
    }
    
    .kanban-card:hover .delete-btn {
        opacity: 0.8;
    }
}
/* ===== SELEÇÃO DE CARDS ===== */
.kanban-card.selected {
    border: 2px solid var(--accent-color);
    box-shadow: 0 0 10px var(--accent-shadow);
    transform: translateY(-2px);
}

.kanban-card {
    transition: all 0.2s ease, border 0.2s ease, box-shadow 0.2s ease;
}

.kanban-card:focus {
    outline: none;
    border: 2px solid var(--accent-color);
    box-shadow: 0 0 10px var(--accent-shadow);
}
/* ===== PREVENIR SELEÇÃO DE TEXTO ===== */
.kanban-card.selected {
    border: 2px solid var(--accent-color);
    box-shadow: 0 0 10px var(--accent-shadow);
    transform: translateY(-2px);
    /* Desabilitar seleção de texto quando card está selecionado */
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

.kanban-card.selected * {
    /* Desabilitar seleção em todos os elementos filhos */
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

/* Permitir seleção apenas quando editando */
.kanban-card .card-content:focus {
    -webkit-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
}