:root {
    --bg-color: #05060d;
    --bg-grid: rgba(0, 240, 255, 0.04);
    --card-bg: rgba(12, 16, 32, 0.88);
    --section-bg: rgba(8, 12, 24, 0.92);
    --card-border: rgba(0, 240, 255, 0.18);
    --text-main: #e8f4ff;
    --text-muted: #7a8fa8;
    --primary: #00e5ff;
    --primary-hover: #00b8d4;
    --primary-glow: rgba(0, 229, 255, 0.35);
    --accent-magenta: #ff2da8;
    --accent-purple: #a855f7;
    --accent-amber: #fbbf24;
    --accent-green: #00ff9d;
    --primary-gradient: linear-gradient(135deg, #00e5ff 0%, #a855f7 55%, #ff2da8 100%);
    --success: #00ff9d;
    --error: #ff4d6d;
    --warning: #fbbf24;
    --radius: 14px;
    --shadow: 0 0 40px rgba(0, 229, 255, 0.08), 0 20px 50px rgba(0, 0, 0, 0.55);
    --glass-blur: blur(12px);
    --font-display: 'Outfit', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', 'Consolas', monospace;
}

body {
    background-color: var(--bg-color);
    background-image:
        linear-gradient(var(--bg-grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--bg-grid) 1px, transparent 1px),
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(0, 229, 255, 0.12), transparent),
        radial-gradient(ellipse 60% 40% at 100% 100%, rgba(255, 45, 168, 0.08), transparent);
    background-size: 48px 48px, 48px 48px, auto, auto;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.03) 2px,
        rgba(0, 0, 0, 0.03) 4px
    );
    z-index: 9999;
    opacity: 0.35;
}

.main-card,
.dashboard-main {
    backdrop-filter: var(--glass-blur);
    box-shadow: var(--shadow);
    border-color: var(--card-border);
}

.logo-icon {
    background: linear-gradient(145deg, rgba(0, 229, 255, 0.12), rgba(168, 85, 247, 0.1));
    border-color: rgba(0, 229, 255, 0.35);
    box-shadow: 0 0 24px rgba(0, 229, 255, 0.15);
}

h1,
.dashboard-header h1 {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 20px rgba(0, 229, 255, 0.25));
}

.btn-primary {
    background: linear-gradient(135deg, #00c8e0 0%, #0099b8 100%);
    border: 1px solid rgba(0, 229, 255, 0.5);
    box-shadow: 0 0 20px rgba(0, 229, 255, 0.25);
}

.btn-primary:hover {
    box-shadow: 0 0 28px rgba(0, 229, 255, 0.4);
}

.btn-secondary {
    border-color: rgba(168, 85, 247, 0.4);
    background: rgba(168, 85, 247, 0.08);
}

.btn-secondary:hover {
    background: rgba(168, 85, 247, 0.16);
    box-shadow: 0 0 16px rgba(168, 85, 247, 0.2);
}

.dashboard-section {
    border-color: rgba(0, 229, 255, 0.12);
    background: linear-gradient(180deg, rgba(12, 18, 36, 0.95) 0%, rgba(8, 10, 22, 0.98) 100%);
}

.dashboard-section:not(.collapsed):focus-within,
.dashboard-section:not(.collapsed) {
    box-shadow: 0 0 0 1px rgba(0, 229, 255, 0.08), 0 8px 32px rgba(0, 0, 0, 0.35);
}

.dashboard-section:not(.collapsed) {
    border-color: rgba(0, 229, 255, 0.18);
}

.kpi-card {
    border: 1px solid rgba(0, 229, 255, 0.15);
    background: linear-gradient(160deg, rgba(0, 229, 255, 0.06), rgba(8, 12, 24, 0.9));
}

.kpi-value {
    color: var(--primary);
    text-shadow: 0 0 20px rgba(0, 229, 255, 0.35);
}

.data-table th {
    color: var(--accent-purple);
    border-bottom-color: rgba(168, 85, 247, 0.3);
}

.chart-card {
    border-color: rgba(0, 255, 157, 0.2);
    background: linear-gradient(180deg, rgba(0, 255, 157, 0.04), rgba(8, 12, 24, 0.95));
}

.publisher-detail {
    border-color: rgba(255, 45, 168, 0.2);
}

.app-footer,
.pwa-install-bar {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--text-muted);
}

.pwa-install-bar {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 10000;
    padding: 0.65rem 1rem;
    background: rgba(8, 12, 24, 0.96);
    border-top: 1px solid rgba(0, 229, 255, 0.3);
    backdrop-filter: var(--glass-blur);
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.pwa-install-bar strong {
    color: var(--primary);
    font-weight: 600;
}