:root {
    --bg-color: #0b0f19;
    --sidebar-bg: #111827;
    --glass-bg: rgba(30, 41, 59, 0.4);
    --glass-border: rgba(255, 255, 255, 0.05);
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --accent-blue: #3b82f6;
    --accent-blue-hover: #2563eb;
    --accent-green: #10b981;
    --accent-green-hover: #059669;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    display: flex;
    min-height: 100vh;
}

.app-container {
    display: flex;
    width: 100%;
}

/* Login Overlay */
.login-overlay {
    position: fixed;
    top: 0; left: 0; width: 100vw; height: 100vh;
    background: rgba(11, 15, 25, 0.95);
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
}
.login-overlay.active {
    display: flex;
}
.login-box {
    padding: 3rem;
    width: 400px;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
}
.login-box h2 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--accent-blue), #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.login-box select, .login-box input {
    background: rgba(0,0,0,0.3); border: 1px solid var(--glass-border); padding: 0.8rem; border-radius: 8px; color: #fff; font-family: inherit; font-size: 1rem; width: 100%; outline: none; margin-top: 5px;
}
.login-error {
    color: #ef4444; font-size: 0.9rem; display: none; margin-top: -10px;
}

/* Sidebar */
.sidebar {
    width: 260px;
    background-color: var(--sidebar-bg);
    border-right: 1px solid var(--glass-border);
    padding: 2rem 0;
    display: flex;
    flex-direction: column;
}

.logo-area {
    padding: 0 2rem;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 3rem;
}

.logo {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--accent-blue), #8b5cf6);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
}

.logo-text { font-size: 1.2rem; font-weight: 600; }
.logo-text span { color: var(--accent-blue); }

.nav-links { list-style: none; }
.nav-links li {
    padding: 1rem 2rem;
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}
.nav-links li svg { width: 20px; height: 20px; }
.nav-links li:hover { background-color: rgba(255,255,255,0.02); color: var(--text-main); }
.nav-links li.active {
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--accent-blue);
    border-left-color: var(--accent-blue);
}

/* Main Content */
.main-content {
    flex: 1;
    padding: 2.5rem 3rem;
    overflow-y: auto;
}

.tab-content { display: none; }
.tab-content.active { display: block; animation: fadeIn 0.4s ease; }

@keyframes fadeIn { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2.5rem;
}

.section-header h1 { font-size: 1.8rem; font-weight: 600; margin-bottom: 0.5rem; }
.section-header p { color: var(--text-muted); font-size: 0.95rem; }

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-family: inherit;
    font-weight: 500;
    font-size: 0.95rem;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s;
}
.btn svg { width: 18px; height: 18px; }
.btn-primary { background-color: var(--accent-blue); color: #fff; }
.btn-primary:hover { background-color: var(--accent-blue-hover); transform: translateY(-1px); }
.btn-emerald { background-color: var(--accent-green); color: #fff; }
.btn-emerald:hover { background-color: var(--accent-green-hover); transform: translateY(-1px); }

/* Glassmorphism Classes */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
}

/* Metrics Grid */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}

.metric-card {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.metric-card.highlight {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(16, 185, 129, 0.02));
    border-color: rgba(16, 185, 129, 0.3);
}

.metric-title { color: var(--text-muted); font-size: 0.9rem; font-weight: 500; }
.metric-value { font-size: 2rem; font-weight: 700; color: #fff; }

/* Table CRM */
.crm-board { padding: 1.5rem; display: flex; flex-direction: column; }
.board-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; }
.board-header h2 { font-size: 1.2rem; font-weight: 600; }
.board-header button {
    background: rgba(255,255,255,0.05); color: var(--text-main); border: 1px solid var(--glass-border); padding: 0.5rem 1rem; border-radius: 6px; cursor: pointer; display: flex; align-items: center; gap: 6px; font-size: 0.85rem;
}
.board-header button:hover { background: rgba(255,255,255,0.1); }

/* Chart Container e Search */
.chart-container {
    padding: 1.5rem;
    margin-top: 1rem;
    height: 350px;
}
.chart-container h2 { font-size: 1.1rem; color: var(--text-muted); margin-bottom: 1rem; }

.search-input {
    background: rgba(0,0,0,0.2); border: 1px solid var(--glass-border); padding: 0.5rem 1rem; border-radius: 6px; color: #fff; font-family: inherit; font-size: 0.9rem; outline: none; transition: border-color 0.2s; min-width: 250px;
}
.search-input:focus { border-color: var(--accent-blue); }

.table-container { overflow-x: auto; max-height: 500px; overflow-y: auto;}
table { width: 100%; border-collapse: collapse; text-align: left; }
thead th {
    position: sticky; top: 0; background-color: var(--sidebar-bg);
    padding: 1rem; color: var(--text-muted); font-weight: 500; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em;
    border-bottom: 1px solid var(--glass-border);
}
tbody tr { border-bottom: 1px solid var(--glass-border); transition: background 0.2s; }
tbody tr:hover { background-color: rgba(255,255,255,0.02); }
tbody td { padding: 1rem; font-size: 0.95rem; }

/* Status Badges */
.badge {
    padding: 4px 10px; border-radius: 12px; font-size: 0.75rem; font-weight: 600; display: inline-block; white-space: nowrap;
}
.badge.novo { background: rgba(255, 255, 255, 0.1); color: #fff; }
.badge.conectado { background: rgba(59, 130, 246, 0.2); color: #60a5fa; }
.badge.fup { background: rgba(245, 158, 11, 0.2); color: #fbbf24; }
.badge.respondido { background: rgba(139, 92, 246, 0.2); color: #a78bfa; }
.badge.convertido { background: rgba(16, 185, 129, 0.2); color: #34d399; border: 1px solid rgba(16, 185, 129, 0.4);}
.badge.analisando { background: rgba(236, 72, 153, 0.2); color: #f472b6; }
.badge.pausado { background: rgba(239, 68, 68, 0.2); color: #ef4444; }

.action-btn { background: none; border: 1px solid var(--glass-border); color: var(--text-main); cursor: pointer; padding: 4px 8px; border-radius: 4px; font-size: 0.8rem; margin-right: 5px; transition: 0.2s; }
.action-btn:hover { background: rgba(255,255,255,0.1); }
.action-btn.link { display: inline-flex; align-items: center; text-decoration: none; }

.ia-summary { max-width: 350px; font-size: 0.85rem; color: var(--text-muted); line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* Capture Panel */
.capture-panel { padding: 2.5rem; display: flex; flex-direction: column; gap: 1.5rem; max-width: 800px;}
.input-group { display: flex; flex-direction: column; gap: 8px; }
.input-group label { font-size: 0.95rem; font-weight: 500; color: var(--text-muted); }
.input-group input, .input-group textarea.custom-textarea {
    background: rgba(0,0,0,0.2); border: 1px solid var(--glass-border); padding: 1rem; border-radius: 8px; color: #fff; font-family: inherit; font-size: 0.95rem; outline: none; transition: border-color 0.2s; width: 100%;
}
.input-group input:focus, .input-group textarea.custom-textarea:focus { border-color: var(--accent-blue); }
.input-group textarea.custom-textarea:disabled { opacity: 0.6; cursor: not-allowed; background: rgba(0,0,0,0.4); }

.system-logs {
    margin-top: 1rem; background: #000; padding: 1.5rem; border-radius: 8px; border: 1px solid var(--glass-border); font-family: monospace; font-size: 0.85rem; color: #a78bfa;
}

/* Toast */
.toast {
    position: fixed; bottom: -100px; left: 50%; transform: translateX(-50%);
    background: var(--sidebar-bg); border: 1px solid var(--glass-border); color: #fff;
    padding: 1rem 2rem; border-radius: 30px; font-weight: 500; font-size: 0.95rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5); transition: bottom 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    z-index: 9999;
}
.toast.show { bottom: 30px; }