:root {
    --bg-dark: #080a0f;
    --bg-sidebar: #0b0e14;
    --bg-card: #151b23;
    --bg-row-camp: #1a2230;
    --bg-row-adset: #131922;
    --bg-row-ad: #0e1319;
    --primary: #6366f1;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --text-main: #f8fafc;
    --text-muted: #64748b;
    --border: #1e293b;
    --accent-purple: rgba(99, 102, 241, 0.15);
    --roas-green: #10b981;
    --roas-yellow: #f59e0b;
    --roas-red: #ef4444;
    --roas-grey: #64748b;
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Inter', sans-serif; -webkit-tap-highlight-color: transparent; }
html, body { width: 100%; max-width: 100vw; overflow-x: hidden; -webkit-text-size-adjust: 100%; }
body { background-color: var(--bg-dark); color: var(--text-main); }
.app-container { display: flex; min-height: 100vh; width: 100%; }

/* Sidebar backdrop (mobile only) */
.sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(2px);
    z-index: 998;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}
.sidebar-backdrop.show { 
    opacity: 1; 
    pointer-events: auto;
}

.sidebar-close {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.3rem;
    cursor: pointer;
    padding: 8px;
    border-radius: 6px;
    transition: 0.2s;
}
.sidebar-close:hover, .sidebar-close:active { color: var(--text-main); background: var(--accent-purple); }

.sidebar { width: 240px; background: var(--bg-sidebar); border-right: 1px solid var(--border); display: flex; flex-direction: column; position: fixed; height: 100vh; transition: transform 0.3s ease; z-index: 1000; }
.sidebar-hd { padding: 24px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.logo { display: flex; align-items: center; gap: 12px; }
.logo-icon { width: 32px; height: 32px; background: var(--primary); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: white; font-size: 1.1rem; }
.logo-text span { display: block; font-weight: 800; font-size: 1.1rem; letter-spacing: -0.5px; }
.logo-text small { font-size: 0.65rem; color: var(--text-muted); font-weight: 600; }
.sidebar-nav { flex: 1; padding: 10px 0; }
.nav-item { display: flex; align-items: center; gap: 12px; padding: 14px 24px; color: var(--text-muted); text-decoration: none; font-weight: 500; font-size: 0.95rem; transition: 0.2s; }
.nav-item i { font-size: 1.1rem; }
.nav-item:hover, .nav-item.active { color: var(--text-main); background: var(--accent-purple); border-right: 3px solid var(--primary); }
.sidebar-ft { padding: 20px; }

.main-content { flex: 1; margin-left: 240px; padding: 24px; width: calc(100% - 240px); }
.top-bar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 30px; }
.ws-select { background: var(--bg-card); border: 1px solid var(--border); color: var(--text-main); padding: 8px 16px; border-radius: 8px; font-size: 0.85rem; }
.date-pills { display: flex; background: var(--bg-card); padding: 4px; border-radius: 8px; border: 1px solid var(--border); }
.date-pills button { background: transparent; border: none; color: var(--text-muted); padding: 6px 14px; font-size: 0.8rem; font-weight: 600; cursor: pointer; border-radius: 6px; }
.date-pills button.active { background: var(--primary); color: white; }
.top-actions { display: flex; gap: 12px; align-items: center; }

/* ===== AUTO REFRESH INDICATOR ===== */
.refresh-indicator {
    font-size: 0.7rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
    font-family: 'Courier New', monospace;
}
.auto-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--success);
    animation: autoDotPulse 1.5s ease-in-out infinite;
}
@keyframes autoDotPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.85); }
}

.metrics-grid { display: grid !important; grid-template-columns: repeat(6, 1fr) !important; gap: 16px !important; }
.metric-card { background: var(--bg-card); border-radius: 12px; padding: 18px; border: 1px solid var(--border); }
.roas-highlight { background: linear-gradient(135deg, #1e1b4b, #151b23); border: 1px solid #4338ca; box-shadow: 0 0 15px rgba(99, 102, 241, 0.2); }
.m-label { font-size: 0.7rem; font-weight: 700; color: var(--text-muted); text-transform: uppercase; margin-bottom: 8px; display: flex; align-items: center; gap: 6px; }
.m-value { font-size: 1.4rem; font-weight: 800; margin-bottom: 4px; }
.m-sub { font-size: 0.65rem; color: var(--text-muted); }
.mb-4 { margin-bottom: 20px; }

.funnel-container { background: var(--bg-card); border-radius: 12px; padding: 24px; border: 1px solid var(--border); }
.funnel-bar { display: flex; justify-content: center; align-items: center; gap: 30px; }
.f-step { text-align: center; }
.f-num { display: block; font-size: 1.8rem; font-weight: 800; }
.f-lbl { font-size: 0.75rem; color: var(--text-muted); font-weight: 600; }
.f-arr { color: var(--border); font-size: 1.5rem; font-weight: 300; }
.highlight-step .f-num { color: var(--success); }

.dashboard-layout { display: grid !important; grid-template-columns: 45% 55% !important; gap: 20px !important; }
.card { background: var(--bg-card); border-radius: 12px; border: 1px solid var(--border); padding: 20px; }
.card-hd { display: flex; justify-content: space-between; align-items: center; margin-bottom: 15px; }
.card-hd h3 { font-size: 0.95rem; font-weight: 700; display: flex; align-items: center; gap: 10px; }

.live-badge { background: var(--success); color: white; font-size: 0.65rem; font-weight: 800; padding: 2px 8px; border-radius: 4px; animation: pulse 2s infinite; }
@keyframes pulse { 0% { opacity: 1; } 50% { opacity: 0.5; } 100% { opacity: 1; } }

.tbl-wrap { overflow-x: auto; max-width: 100%; }
.tbl { width: 100%; border-collapse: collapse; font-size: 0.75rem; white-space: nowrap; }
.tbl th { text-align: left; color: var(--text-muted); padding: 10px; border-bottom: 1px solid var(--border); font-weight: 600; font-size: 0.7rem; text-transform: uppercase; }
.tbl td { padding: 10px; border-bottom: 1px solid var(--border); }
.mono { font-family: 'Courier New', monospace; }

.ads-tbl-wrap { max-height: calc(100vh - 280px); overflow: auto; }
.ads-tbl { font-size: 0.78rem; }
.ads-tbl th { background: var(--bg-card); position: sticky; top: 0; z-index: 5; cursor: move; user-select: none; }
.ads-tbl th[draggable="true"]:hover { background: var(--accent-purple); }
.ads-tbl th.col-name { min-width: 280px; }
.ads-tbl td.col-name { min-width: 280px; }

.row-campaign { background: var(--bg-row-camp); font-weight: 700; }
.row-campaign:hover { background: #202b3d; }
.row-adset { background: var(--bg-row-adset); font-weight: 600; }
.row-adset:hover { background: #1a2333; }
.row-ad { background: var(--bg-row-ad); }
.row-ad:hover { background: #141a24; }

.hier-toggle { cursor: pointer; display: inline-flex; align-items: center; gap: 6px; }
.hier-toggle:hover { color: var(--primary); }

.metric-roas-green { color: var(--roas-green); font-weight: 700; }
.metric-roas-yellow { color: var(--roas-yellow); font-weight: 700; }
.metric-roas-red { color: var(--roas-red); font-weight: 700; }
.metric-roas-grey { color: var(--roas-grey); }

.ads-legend { display: flex; gap: 16px; padding: 12px 0 0; font-size: 0.72rem; color: var(--text-muted); border-top: 1px solid var(--border); margin-top: 8px; }
.legend-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 6px; vertical-align: middle; }
.legend-dot.roas-green { background: var(--roas-green); }
.legend-dot.roas-yellow { background: var(--roas-yellow); }
.legend-dot.roas-red { background: var(--roas-red); }
.legend-dot.roas-grey { background: var(--roas-grey); }

.col-panel { position: absolute; top: 100%; right: 0; margin-top: 8px; background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; padding: 12px; z-index: 100; min-width: 180px; box-shadow: 0 8px 24px rgba(0,0,0,0.5); }
.col-panel-hd { font-size: 0.72rem; font-weight: 700; color: var(--text-muted); text-transform: uppercase; margin-bottom: 8px; padding-bottom: 6px; border-bottom: 1px solid var(--border); }
.col-toggle-item { display: flex; align-items: center; gap: 8px; padding: 6px 4px; font-size: 0.82rem; cursor: pointer; border-radius: 4px; }
.col-toggle-item:hover { background: var(--accent-purple); }
.col-toggle-item input[type="checkbox"] { cursor: pointer; }
.btn-sm { padding: 6px 12px; font-size: 0.75rem; }

.ev-badge { padding: 3px 10px; border-radius: 4px; font-size: 0.68rem; font-weight: 700; display: inline-block; white-space: nowrap; }
.ev-pv { background: rgba(99,102,241,0.2); color: #818cf8; }
.ev-vc { background: rgba(99,102,241,0.2); color: #818cf8; }
.ev-ic { background: rgba(245,158,11,0.2); color: #fbbf24; }
.ev-purchase { background: rgba(16,185,129,0.25); color: #34d399; }

.live-filters { display: flex; gap: 6px; }
.filter-btn { background: var(--bg-dark); border: 1px solid var(--border); color: var(--text-muted); padding: 4px 12px; border-radius: 6px; font-size: 0.72rem; font-weight: 600; cursor: pointer; }
.filter-btn.active { background: var(--primary); color: white; border-color: var(--primary); }

.btn { padding: 8px 16px; border-radius: 8px; font-size: 0.8rem; font-weight: 700; border: none; cursor: pointer; display: flex; align-items: center; gap: 8px; }
.btn-success { background: var(--success); color: white; }
.btn-icon { background: var(--bg-card); border: 1px solid var(--border); color: var(--text-main); padding: 8px 12px; border-radius: 8px; cursor: pointer; font-size: 0.8rem; font-weight: 600; }

.card-actions input { background: var(--bg-dark); border: 1px solid var(--border); color: var(--text-main); padding: 6px 12px; border-radius: 6px; font-size: 0.78rem; outline: none; }

.form-card { background: var(--bg-dark); border: 1px solid var(--border); border-radius: 8px; padding: 20px; margin-bottom: 16px; }
.form-card h4 { font-size: 0.95rem; font-weight: 700; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.form-grid label { display: flex; flex-direction: column; gap: 6px; font-size: 0.78rem; font-weight: 600; color: var(--text-muted); }
.form-grid input, .form-grid select { background: var(--bg-card); border: 1px solid var(--border); color: var(--text-main); padding: 8px 12px; border-radius: 6px; font-size: 0.85rem; outline: none; font-weight: 500; }
.form-grid input:focus, .form-grid select:focus { border-color: var(--primary); }

.text-success { color: var(--success) !important; }
.text-danger { color: var(--danger) !important; }
.text-primary { color: var(--primary) !important; }
.text-warning { color: var(--warning) !important; }
.text-muted { color: var(--text-muted) !important; }

.mobile-toggle { display: none; font-size: 1.2rem; cursor: pointer; }
.status-dot { width: 8px; height: 8px; background: var(--success); border-radius: 50%; display: inline-block; margin-right: 8px; box-shadow: 0 0 8px var(--success); }
.status-chip { font-size: 0.78rem; color: var(--text-muted); }

@media (max-width: 1200px) {
    .metrics-grid { grid-template-columns: repeat(3, 1fr) !important; }
    .dashboard-layout { grid-template-columns: 1fr !important; }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        width: 260px;
        max-width: 80vw;
        z-index: 999;
    }
    .sidebar.open { transform: translateX(0); box-shadow: 4px 0 24px rgba(0,0,0,0.5); }
    .sidebar-backdrop { display: block; }
    .sidebar-close { display: inline-flex; align-items: center; justify-content: center; }
    
    .nav-item { padding: 16px 20px; font-size: 0.95rem; }
    
    .main-content { margin-left: 0; width: 100%; padding: 12px; }
    .mobile-toggle { 
        display: flex; 
        align-items: center; 
        justify-content: center;
        width: 40px; 
        height: 40px; 
        background: var(--bg-card); 
        border: 1px solid var(--border); 
        border-radius: 8px; 
        font-size: 1.1rem; 
    }
    
    .top-bar { 
        flex-direction: column; 
        align-items: stretch; 
        gap: 12px; 
        margin-bottom: 16px;
    }
    .top-bar > .mobile-toggle { align-self: flex-start; }
    .page-title h1 { font-size: 1.4rem; }
    
    .top-actions { 
        width: 100%; 
        flex-wrap: wrap;
        gap: 8px;
    }
    .ws-select { flex: 1 1 100%; padding: 10px 12px; font-size: 0.85rem; }
    .date-pills { 
        flex: 1 1 100%; 
        overflow-x: auto;
        scrollbar-width: none;
    }
    .date-pills::-webkit-scrollbar { display: none; }
    .date-pills button { 
        padding: 8px 12px; 
        font-size: 0.75rem;
        flex: 1;
        min-width: 70px;
    }
    .top-actions .btn-icon, 
    .top-actions .btn { 
        flex: 1; 
        justify-content: center; 
        padding: 10px 12px; 
        font-size: 0.78rem; 
        min-height: 40px;
    }
    
    /* Hide refresh indicator on mobile (limited space) */
    .refresh-indicator { display: none; }
    
    .metrics-grid { 
        grid-template-columns: repeat(2, 1fr) !important; 
        gap: 10px !important; 
    }
    .metric-card { padding: 14px 12px; }
    .m-label { font-size: 0.65rem; }
    .m-value { font-size: 1.15rem; }
    .m-sub { font-size: 0.6rem; }
    
    .funnel-container { padding: 16px 8px; }
    .funnel-bar { gap: 6px; }
    .f-step { flex: 1; min-width: 0; }
    .f-num { font-size: 1.2rem; }
    .f-lbl { font-size: 0.6rem; }
    .f-arr { font-size: 1rem; }
    
    .card { padding: 14px; }
    .card-hd { 
        flex-direction: column; 
        align-items: stretch; 
        gap: 10px;
    }
    .card-hd h3 { font-size: 0.9rem; }
    .card-actions { width: 100%; flex-wrap: wrap; }
    .card-actions input { flex: 1; min-width: 140px; }
    
    .tbl-wrap { 
        overflow-x: auto; 
        -webkit-overflow-scrolling: touch; 
        margin: 0 -14px;
        padding: 0 14px;
        max-width: calc(100vw - 24px);
    }
    .tbl { font-size: 0.7rem; }
    .tbl th, .tbl td { padding: 8px 6px; }
    
    .ads-tbl-wrap { max-height: calc(100vh - 240px); }
    .ads-tbl th.col-name, .ads-tbl td.col-name { min-width: 200px; }
    
    .live-filters { 
        flex-wrap: wrap; 
        gap: 6px; 
        width: 100%; 
    }
    .filter-btn { 
        flex: 1; 
        min-width: 60px; 
        padding: 8px 10px; 
        font-size: 0.7rem;
    }
    
    .form-grid { grid-template-columns: 1fr; }
    .form-card { padding: 16px 14px; }
    
    .ev-badge { padding: 2px 6px; font-size: 0.62rem; }
}

@media (max-width: 400px) {
    .metrics-grid { gap: 8px !important; }
    .metric-card { padding: 12px 10px; }
    .m-value { font-size: 1rem; }
    .funnel-bar { gap: 4px; }
    .f-num { font-size: 1rem; }
    .f-lbl { font-size: 0.55rem; }
    .tbl { font-size: 0.65rem; }
    .tbl th, .tbl td { padding: 6px 4px; }
    .page-title h1 { font-size: 1.2rem; }
}