@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700&family=Roboto:wght@300;400;700&display=swap');

:root {
    --bg-color: #0a0505; 
    --glass-bg: rgba(40, 10, 10, 0.15); 
    --glass-border: rgba(220, 20, 60, 0.2);
    --accent: #dc143c; 
    --accent-dark: #8b0000; 
    --accent-glow: rgba(220, 20, 60, 0.3);
    --text-main: #e2d8d8;
    --danger: #f83f06;
    --editAction: #dddadaee; 
}

body {
    background-color: var(--bg-color);
    background-image: radial-gradient(circle at top right, #2a0808, transparent),
                      radial-gradient(circle at bottom left, #1a0505, transparent);
    color: var(--text-main);
    font-family: 'Roboto', sans-serif;
    margin: 0;
    padding: 20px;
    min-height: 100vh;
}

h1, h2, h3 {
    font-family: 'Orbitron', sans-serif;
    color: var(--accent);
    text-shadow: 0 0 12px var(--accent-glow);
    letter-spacing: 1px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.6), inset 0 0 15px rgba(139, 0, 0, 0.1);
}

.grid-2-col {
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 15px;
}

.form-group {
    margin-bottom: 15px;
}

label {
    display: block;
    margin-bottom: 5px;
    font-size: 0.9em;
    color: #bfa8a8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

input[type="text"], input[type="date"], input[type="time"], input[type="email"] {
    width: 100%;
    padding: 12px;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--glass-border);
    border-radius: 6px;
    color: #fff;
    box-sizing: border-box;
    transition: 0.3s ease;
    font-family: 'Roboto', sans-serif;
}

input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 10px var(--accent-glow);
    background: rgba(20, 5, 5, 0.6);
}

.palestrante-box {
    border-left: 3px solid var(--accent-dark);
    padding-left: 15px;
    margin-bottom: 20px;
    background: linear-gradient(90deg, rgba(139, 0, 0, 0.05) 0%, transparent 100%);
    border-radius: 0 8px 8px 0;
}

button {
    background: linear-gradient(45deg, var(--accent-dark), var(--accent));
    color: #fff;
    border: none;
    padding: 12px 20px;
    border-radius: 6px;
    cursor: pointer;
    font-family: 'Orbitron', sans-serif;
    transition: 0.3s;
    width: 100%;
    text-transform: uppercase;
    font-weight: bold;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

button:hover {
    background: linear-gradient(45deg, var(--accent), #ff3355);
    box-shadow: 0 0 20px var(--accent-glow);
    transform: translateY(-2px);
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

th, td {
    padding: 14px 12px;
    text-align: left;
    border-bottom: 1px solid rgba(220, 20, 60, 0.15);
}

th {
    font-family: 'Orbitron', sans-serif;
    color: var(--accent);
    text-transform: uppercase;
    font-size: 0.9em;
}

tr:hover td {
    background: rgba(220, 20, 60, 0.03);
}

.actions-cell {
    display: flex; 
    gap: 10px; 
    align-items: center; 
    border-bottom: none;
}

.btn-action {
    width: 65px; 
    padding: 6px 12px;
    font-size: 0.8em;
    margin-right: 0; 
    background: transparent;
    border: 1px solid var(--accent-dark);
    color: var(--text-main);
    box-shadow: none;
    text-align: center; 
}

.btn-action:hover {
    background: var(--editAction);
    color: #fff;
    transform: none;
    box-shadow: 0 0 10px rgba(139, 0, 0, 0.5);
}

.btn-danger {
    border-color: var(--danger);
    color: var(--danger);
}

.btn-danger:hover {
    background: var(--danger);
    color: #fff;
    box-shadow: 0 0 10px rgba(255, 74, 74, 0.4);
}

/* Força o popup do calendário a usar o tema escuro nativo do navegador */
input[type="date"], 
input[type="time"] {
    color-scheme: dark;
}

input[type="date"]::-webkit-calendar-picker-indicator,
input[type="time"]::-webkit-calendar-picker-indicator {
    filter: invert(1);
    cursor: pointer;
}

input[type="date"]::-webkit-calendar-picker-indicator:hover,
input[type="time"]::-webkit-calendar-picker-indicator:hover {
    filter: invert(1) drop-shadow(0 0 5px var(--accent));
}

/* Estilos do Modal Customizado */
.modal-overlay {
    display: none; 
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.modal-content {
    max-width: 90%;
    width: 400px;
    text-align: center;
    animation: fadeIn 0.3s ease;
    border-color: var(--danger);
    box-shadow: 0 0 30px rgba(220, 20, 60, 0.2);
}

.modal-content p {
    color: #bfa8a8;
    line-height: 1.5;
}

.btn-cancelar {
    background: transparent;
    border: 1px solid #bfa8a8;
    color: #bfa8a8;
    box-shadow: none;
    width: auto;
}

.btn-cancelar:hover {
    background: rgba(255,255,255,0.1);
    color: #fff;
    transform: none;
    box-shadow: none;
}

.btn-confirmar-del {
    background: var(--danger);
    width: auto;
}

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

/* ========================================= */
/* RESPONSIVO (MOBILE)                       */
/* ========================================= */
@media (max-width: 768px) {
    /* 1. O painel da direita desce para baixo */
    .container { 
        grid-template-columns: 1fr; 
    }
    
    /* 2. Data e Hora empilham um sobre o outro */
    .grid-2-col { 
        grid-template-columns: 1fr; 
    }

    /* 3. Tabela vira cartões! */
    table, thead, tbody, th, td, tr {
        display: block;
    }
    
    /* Esconde o cabeçalho original da tabela, 
    mas mantém acessível para leitores de tela */
    thead tr {
        position: absolute;
        top: -9999px;
        left: -9999px;
    }
    
    /* Cada linha (tr) vira uma caixinha (cartão) separada */
    tr {
        margin-bottom: 20px;
        border: 1px solid var(--glass-border);
        border-radius: 8px;
        background: rgba(0, 0, 0, 0.2);
        padding: 10px;
    }
    
    /* O td agora se comporta como uma linha do cartão */
    td {
        border: none;
        border-bottom: 1px solid rgba(220, 20, 60, 0.1);
        position: relative;
        padding-left: 45%; /* Abre espaço para o título falso na esquerda */
        text-align: right; /* Joga o conteúdo pra direita */
        min-height: 40px;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: flex-end;
    }
    
    /* Remove a borda inferior do último td do cartão */
    td:last-child {
        border-bottom: none;
        align-items: flex-end;
    }
    
    /* Cria o título falso lendo o "data-label" do HTML */
    td::before {
        content: attr(data-label);
        position: absolute;
        left: 10px;
        top: 50%;
        transform: translateY(-50%);
        width: 40%;
        text-align: left;
        font-weight: bold;
        color: var(--accent);
        font-family: 'Orbitron', sans-serif;
        font-size: 0.85em;
    }
    
    /* Ajusta a lista de palestrantes dentro do cartão */
    td ul {
        text-align: right;
        list-style: none; /* Tira as bolinhas que desalinham no mobile */
        padding: 0;
        width: 100%;
    }
}