/* ============================================================
   0xtiltas_ Security Lab - Dark Theme
   Foco: Legibilidade, Red Team e Malware Analysis
   ============================================================ */
:root {
    --bg-color: #0a0a0a;        /* Preto profundo (Fundo Principal) */
    --text-color: #d1d5db;      /* Branco suave/Cinza claro para leitura confortável */
    --accent-purple: #b286fd;   /* Roxo vibrante para Títulos e Identidade */
    --accent-link: #ffffff;     /* Branco puro para Links de Navegação */
    --accent-red: #ff4757;      /* Vermelho Red Team para alertas e código */
    --code-bg: #161616;         /* Fundo levemente mais claro para cards e código */
    --border-color: #262626;    /* Linhas divisórias escuras e discretas */
    
    --font-main: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --font-mono: "Cascadia Code", "Fira Code", "Courier New", monospace;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-main);
    margin: 0;
    padding: 20px;
    font-size: 14px;
    line-height: 1.6;
}

.container { max-width: 1400px; margin: 0 auto; }

/* --- Header --- */
header {
    border-bottom: 2px solid var(--accent-purple);
    padding-bottom: 10px;
    margin-bottom: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

h1 { margin: 0; color: var(--accent-link); font-size: 24px; font-weight: bold; letter-spacing: 1px; }

/* --- Grid Principal --- */
.layout-grid {
    display: grid;
    grid-template-columns: 280px 1fr 400px;
    gap: 20px;
    height: calc(100vh - 120px);
}

/* --- Coluna 1: Seletor --- */
.sidebar {
    background: var(--code-bg);
    padding: 15px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    overflow-y: auto;
}

.sidebar h3 {
    color: var(--accent-purple);
    margin-top: 0;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
    font-size: 14px;
}

.btn-add {
    display: flex; align-items: center; width: 100%; padding: 12px; margin-bottom: 8px;
    background: #111; color: var(--text-color); border: 1px solid var(--border-color);
    border-left: 4px solid transparent; text-align: left; cursor: pointer; transition: 0.2s;
    font-family: var(--font-main); font-weight: 500; font-size: 0.9em; border-radius: 3px;
}

.btn-add:hover { background: #1a1a1a; border-left-color: var(--accent-purple); padding-left: 15px; }
.btn-add .icon { width: 25px; font-size: 1.2em; display: inline-block; color: var(--accent-link); }

/* --- Coluna 2: Timeline --- */
.timeline-area {
    overflow-y: auto; padding-right: 10px; display: flex; flex-direction: column; gap: 20px;
}

.empty-state {
    text-align: center; margin-top: 100px; color: #6b7280;
}
.empty-state h2 { color: var(--accent-purple); }

/* Card de Investigação */
.investigation-card {
    background: var(--code-bg); border: 1px solid var(--border-color);
    border-radius: 4px; animation: slideIn 0.3s ease-out; position: relative;
}

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

.card-header {
    background: #111; padding: 10px 15px; border-bottom: 1px solid var(--border-color);
    border-radius: 4px 4px 0 0; display: flex; justify-content: space-between; align-items: center;
}

.step-badge {
    background: var(--text-color); color: var(--bg-color); font-weight: bold; padding: 2px 8px;
    border-radius: 3px; margin-right: 10px; font-size: 0.8em; font-family: var(--font-mono);
}

.card-actions { display: flex; gap: 10px; }
.card-btn { background: none; border: none; cursor: pointer; color: #6b7280; font-size: 1.1em; transition: 0.2s; }
.card-btn:hover { color: var(--text-color); }
.btn-close:hover { color: var(--accent-red); }

.card-body { padding: 20px; }

/* Checkbox Items */
.checklist-item {
    display: flex; align-items: flex-start; margin-bottom: 15px; padding: 10px;
    border-radius: 4px; transition: 0.2s; border: 1px solid transparent;
}
.checklist-item:hover { background: #1a1a1a; border-color: var(--border-color); }
.checklist-item.checked { background: rgba(178, 134, 253, 0.05); border-color: rgba(178, 134, 253, 0.2); }
.checklist-item.checked strong { color: var(--accent-purple); }

input[type="checkbox"] { margin-right: 15px; transform: scale(1.3); accent-color: var(--accent-purple); margin-top: 3px; cursor: pointer; }

.cmd-box {
    background: #0a0a0a; padding: 10px; border-left: 3px solid var(--border-color); margin-top: 8px;
    font-size: 0.9em; color: var(--accent-red); display: none; font-family: var(--font-mono); word-break: break-all;
    border-radius: 0 4px 4px 0;
}
.tool-tag {
    float: right; background: #0a0a0a; color: var(--text-color); font-size: 0.75em;
    padding: 3px 8px; border: 1px solid var(--border-color); border-radius: 3px; font-family: var(--font-mono);
}
.checklist-item:hover .cmd-box, .checklist-item.checked .cmd-box { display: block; }
.checklist-item.checked .cmd-box { border-left-color: var(--accent-purple); }

/* Custom Evidence Area */
.custom-evidence-area {
    margin-top: 15px; border-top: 1px dashed var(--border-color); padding-top: 15px;
}
.custom-input {
    width: 100%; background: #0a0a0a; border: 1px solid var(--border-color); color: var(--text-color);
    padding: 10px; font-family: var(--font-mono); font-size: 0.9em; resize: vertical; min-height: 60px;
    box-sizing: border-box; border-radius: 4px;
}
.custom-input:focus { outline: none; border-color: var(--accent-purple); }

/* --- Coluna 3: Relatório --- */
.report-panel {
    background: var(--code-bg); border: 1px solid var(--border-color); border-radius: 4px;
    display: flex; flex-direction: column;
}

.report-header-bar {
    padding: 10px 15px; border-bottom: 1px solid var(--border-color); color: var(--accent-link); font-weight: bold; font-size: 0.9em;
    background: #111; border-radius: 4px 4px 0 0; display: flex; justify-content: space-between; align-items: center;
}

textarea#finalReport {
    flex: 1; background: transparent; color: var(--text-color); border: none;
    padding: 15px; resize: none; font-family: var(--font-mono); font-size: 13px; line-height: 1.5;
}
textarea#finalReport:focus { outline: none; }

.btn-group { display: flex; border-top: 1px solid var(--border-color); }
.btn-action {
    flex: 1; border: none; padding: 15px; font-weight: bold; cursor: pointer;
    font-family: var(--font-main); transition: 0.2s; font-size: 0.9em; color: var(--accent-link);
}
.btn-copy { background: #111; }
.btn-copy:hover { background: var(--accent-purple); color: var(--bg-color); }

.btn-pdf { background: #1a1a1a; border-left: 1px solid var(--border-color); }
.btn-pdf:hover { background: var(--accent-red); color: var(--accent-link); }

.btn-reset { background: var(--code-bg); color: var(--text-color); margin-left: 10px; border-radius: 3px; padding: 6px 12px; font-size: 0.85em; cursor: pointer; border: 1px solid var(--border-color); font-weight: 500; font-family: var(--font-main);}
.btn-reset:hover { background: var(--accent-red); border-color: var(--accent-red); color: #fff; }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-color); }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-purple); }