/* ═══════════════════════════════════════════════
   AI Business Bot — Dashboard v2
   Premium dark design with mesh animations
   ═══════════════════════════════════════════════ */

/* ── Variables ──────────────────────────────── */
:root {
    --bg-void: #04060e;
    --bg-surface: rgba(10, 15, 28, 0.85);
    --bg-elevated: rgba(15, 22, 42, 0.75);
    --bg-hover: rgba(25, 35, 60, 0.65);
    --glass-border: rgba(255, 255, 255, 0.06);
    --glass-border-hover: rgba(255, 255, 255, 0.12);

    --text-primary: #e8edf5;
    --text-secondary: #8b95a8;
    --text-muted: #515c6f;

    --accent-blue: #5b8af5;
    --accent-blue-soft: rgba(91, 138, 245, 0.12);
    --accent-purple: #a78bfa;
    --accent-purple-soft: rgba(167, 139, 250, 0.12);
    --accent-teal: #2dd4bf;
    --accent-teal-soft: rgba(45, 212, 191, 0.10);
    --accent-amber: #fbbf24;
    --accent-amber-soft: rgba(251, 191, 36, 0.10);
    --accent-green: #34d399;
    --accent-green-soft: rgba(52, 211, 153, 0.10);
    --accent-red: #f87171;

    --radius-xl: 20px;
    --radius-lg: 14px;
    --radius-md: 10px;
    --radius-sm: 6px;

    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ── Reset ──────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: var(--font-main);
    background: var(--bg-void);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* ── Canvas Background ──────────────────────── */
#meshBg {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    opacity: 0.6;
}

/* ── App Container ──────────────────────────── */
.app {
    position: relative;
    z-index: 1;
    max-width: 1520px;
    margin: 0 auto;
    padding: 20px 28px 12px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ── Header ─────────────────────────────────── */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    background: var(--bg-surface);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(24px) saturate(1.4);
    margin-bottom: 22px;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo-container {
    position: relative;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-ring {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 2px solid transparent;
    background: conic-gradient(from 0deg, var(--accent-blue), var(--accent-purple), var(--accent-teal), var(--accent-blue)) border-box;
    -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    animation: logoSpin 6s linear infinite;
}

@keyframes logoSpin {
    to { transform: rotate(360deg); }
}

.logo-icon {
    font-size: 1.4rem;
    z-index: 1;
    filter: drop-shadow(0 0 8px rgba(91, 138, 245, 0.5));
}

.header-text h1 {
    font-size: 1.15rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-blue) 50%, var(--accent-purple) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: textShimmer 4s ease infinite;
}

@keyframes textShimmer {
    0%, 100% { background-position: 0% center; }
    50% { background-position: 200% center; }
}

.header-sub {
    font-size: 0.72rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-weight: 600;
    margin-top: 1px;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.status-pill {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: var(--accent-green-soft);
    border: 1px solid rgba(52, 211, 153, 0.15);
    border-radius: 100px;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--accent-green);
}

.status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent-green);
    box-shadow: 0 0 6px var(--accent-green);
    animation: statusPulse 2s ease infinite;
}

@keyframes statusPulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.4); opacity: 0.7; }
}

.clock {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    min-width: 70px;
    text-align: right;
    font-variant-numeric: tabular-nums;
}

/* ── Stat Cards ─────────────────────────────── */
.stats-row {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 14px;
    margin-bottom: 22px;
}

.stat-card {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(24px) saturate(1.4);
    transition: var(--transition-normal);
    cursor: default;
}

.stat-card:hover {
    border-color: var(--glass-border-hover);
    transform: translateY(-3px);
    box-shadow: 0 12px 40px -8px rgba(0, 0, 0, 0.5);
}

.stat-card-bg {
    position: absolute;
    inset: 0;
    opacity: 0.7;
    transition: opacity var(--transition-normal);
}

.stat-card:hover .stat-card-bg { opacity: 1; }

.stat-card[data-color="blue"] .stat-card-bg { background: linear-gradient(135deg, rgba(91,138,245,0.14) 0%, rgba(10,15,28,0.9) 60%); }
.stat-card[data-color="purple"] .stat-card-bg { background: linear-gradient(135deg, rgba(167,139,250,0.14) 0%, rgba(10,15,28,0.9) 60%); }
.stat-card[data-color="teal"] .stat-card-bg { background: linear-gradient(135deg, rgba(45,212,191,0.12) 0%, rgba(10,15,28,0.9) 60%); }
.stat-card[data-color="amber"] .stat-card-bg { background: linear-gradient(135deg, rgba(251,191,36,0.12) 0%, rgba(10,15,28,0.9) 60%); }
.stat-card[data-color="green"] .stat-card-bg { background: linear-gradient(135deg, rgba(52,211,153,0.12) 0%, rgba(10,15,28,0.9) 60%); }

.stat-card[data-color="blue"]:hover { border-color: rgba(91,138,245,0.25); box-shadow: 0 12px 40px -8px rgba(91,138,245,0.15); }
.stat-card[data-color="purple"]:hover { border-color: rgba(167,139,250,0.25); box-shadow: 0 12px 40px -8px rgba(167,139,250,0.15); }
.stat-card[data-color="teal"]:hover { border-color: rgba(45,212,191,0.25); box-shadow: 0 12px 40px -8px rgba(45,212,191,0.12); }
.stat-card[data-color="amber"]:hover { border-color: rgba(251,191,36,0.25); box-shadow: 0 12px 40px -8px rgba(251,191,36,0.12); }
.stat-card[data-color="green"]:hover { border-color: rgba(52,211,153,0.25); box-shadow: 0 12px 40px -8px rgba(52,211,153,0.12); }

.stat-card[data-color="blue"] .stat-value { color: var(--accent-blue); }
.stat-card[data-color="purple"] .stat-value { color: var(--accent-purple); }
.stat-card[data-color="teal"] .stat-value { color: var(--accent-teal); }
.stat-card[data-color="amber"] .stat-value { color: var(--accent-amber); }
.stat-card[data-color="green"] .stat-value { color: var(--accent-green); }

.stat-card[data-color="blue"] .stat-bar-fill { background: var(--accent-blue); box-shadow: 0 0 12px var(--accent-blue); }
.stat-card[data-color="purple"] .stat-bar-fill { background: var(--accent-purple); box-shadow: 0 0 12px var(--accent-purple); }
.stat-card[data-color="teal"] .stat-bar-fill { background: var(--accent-teal); box-shadow: 0 0 12px var(--accent-teal); }
.stat-card[data-color="amber"] .stat-bar-fill { background: var(--accent-amber); box-shadow: 0 0 12px var(--accent-amber); }
.stat-card[data-color="green"] .stat-bar-fill { background: var(--accent-green); box-shadow: 0 0 12px var(--accent-green); }

.stat-content {
    position: relative;
    z-index: 1;
    padding: 18px 20px 14px;
}

.stat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.stat-icon {
    font-size: 1.5rem;
    filter: drop-shadow(0 2px 8px rgba(0,0,0,0.3));
}

.stat-trend {
    font-size: 0.72rem;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    background: var(--accent-green-soft);
    color: var(--accent-green);
}

.stat-value {
    font-size: 2.2rem;
    font-weight: 900;
    letter-spacing: -0.03em;
    line-height: 1;
    margin-bottom: 4px;
    font-variant-numeric: tabular-nums;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 12px;
}

.stat-bar {
    height: 3px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 4px;
    overflow: hidden;
}

.stat-bar-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Main Grid ──────────────────────────────── */
.main-grid {
    display: grid;
    grid-template-columns: 1fr 1.3fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 14px;
    flex: 1;
    min-height: 0;
}

.panel-activity { grid-row: 1 / 3; }
.panel-knowledge { grid-row: 1 / 3; }
.panel-agents { grid-row: 1; grid-column: 3; }
.panel-projects { grid-row: 2; grid-column: 3; }

/* ── Panel ──────────────────────────────────── */
.panel {
    background: var(--bg-surface);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(24px) saturate(1.4);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.panel:hover {
    border-color: var(--glass-border-hover);
    box-shadow: 0 4px 30px -4px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255,255,255,0.04);
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 22px 0;
    flex-shrink: 0;
}

.panel-title-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.panel-title-group h2 {
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.panel-badge {
    font-size: 0.68rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 100px;
    background: var(--accent-blue-soft);
    color: var(--accent-blue);
    font-family: var(--font-mono);
}

.panel-actions { display: flex; gap: 6px; }

.btn-icon {
    width: 30px;
    height: 30px;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.btn-icon:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--glass-border-hover);
}

.panel-body {
    flex: 1;
    padding: 14px 22px 18px;
    min-height: 0;
}

.panel-body.scrollable {
    overflow-y: auto;
    scrollbar-width: none;
}

.panel-body.scrollable::-webkit-scrollbar { display: none; }

/* ── Search ─────────────────────────────────── */
.search-container {
    position: relative;
    margin: 14px 22px 0;
}

.search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    color: var(--text-muted);
    pointer-events: none;
}

.search-container input {
    width: 100%;
    padding: 10px 60px 10px 40px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.85rem;
    font-family: var(--font-main);
    outline: none;
    transition: var(--transition-normal);
}

.search-container input:focus {
    border-color: var(--accent-blue);
    background: rgba(91, 138, 245, 0.04);
    box-shadow: 0 0 0 3px rgba(91, 138, 245, 0.08);
}

.search-container input::placeholder { color: var(--text-muted); }

.search-kbd {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--font-mono);
    font-size: 0.65rem;
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid var(--glass-border);
    color: var(--text-muted);
    background: rgba(255,255,255,0.02);
}

/* ── List Items ─────────────────────────────── */
.feed-item {
    display: flex;
    gap: 12px;
    padding: 12px 14px;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    border: 1px solid transparent;
    margin-bottom: 6px;
}

.feed-item:hover {
    background: var(--bg-hover);
    border-color: var(--glass-border);
}

.feed-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 6px;
}

.feed-dot.blue { background: var(--accent-blue); box-shadow: 0 0 6px var(--accent-blue); }
.feed-dot.purple { background: var(--accent-purple); box-shadow: 0 0 6px var(--accent-purple); }
.feed-dot.teal { background: var(--accent-teal); box-shadow: 0 0 6px var(--accent-teal); }
.feed-dot.amber { background: var(--accent-amber); box-shadow: 0 0 6px var(--accent-amber); }
.feed-dot.green { background: var(--accent-green); box-shadow: 0 0 6px var(--accent-green); }
.feed-dot.red { background: var(--accent-red); box-shadow: 0 0 6px var(--accent-red); }

.feed-content { flex: 1; min-width: 0; }

.feed-title {
    font-size: 0.82rem;
    font-weight: 600;
    margin-bottom: 3px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.feed-meta {
    font-size: 0.72rem;
    color: var(--text-muted);
}

.feed-time {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-muted);
    flex-shrink: 0;
    margin-top: 3px;
}

/* Knowledge items */
.kb-item {
    padding: 14px 16px;
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border);
    margin-bottom: 8px;
    transition: var(--transition-normal);
    cursor: default;
}

.kb-item:hover {
    border-color: var(--glass-border-hover);
    background: var(--bg-hover);
    transform: translateX(3px);
}

.kb-title {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 5px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.kb-desc {
    font-size: 0.78rem;
    color: var(--text-secondary);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Tags */
.tag {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 100px;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.tag-blue { background: var(--accent-blue-soft); color: var(--accent-blue); }
.tag-purple { background: var(--accent-purple-soft); color: var(--accent-purple); }
.tag-teal { background: var(--accent-teal-soft); color: var(--accent-teal); }
.tag-amber { background: var(--accent-amber-soft); color: var(--accent-amber); }
.tag-green { background: var(--accent-green-soft); color: var(--accent-green); }
.tag-red { background: rgba(248,113,113,0.10); color: var(--accent-red); }
.tag-muted { background: rgba(255,255,255,0.04); color: var(--text-muted); }

/* Agent cards */
.agent-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border);
    margin-bottom: 8px;
    transition: var(--transition-normal);
}

.agent-card:hover {
    border-color: var(--glass-border-hover);
    background: var(--bg-hover);
}

.agent-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.agent-avatar.idle { background: rgba(255,255,255,0.04); }
.agent-avatar.working { background: var(--accent-green-soft); animation: agentPulse 2s ease infinite; }
.agent-avatar.error { background: rgba(248,113,113,0.10); }

@keyframes agentPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.2); }
    50% { box-shadow: 0 0 0 6px rgba(52, 211, 153, 0); }
}

.agent-info { flex: 1; min-width: 0; }
.agent-name { font-size: 0.82rem; font-weight: 600; }
.agent-role { font-size: 0.72rem; color: var(--text-muted); }

/* ── Empty & Loading States ─────────────────── */
.empty-hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 40px 20px;
    height: 100%;
}

.empty-hero.small { padding: 24px 16px; }

.empty-icon {
    font-size: 2.5rem;
    margin-bottom: 12px;
    opacity: 0.5;
    filter: grayscale(0.5);
}

.empty-hero.small .empty-icon { font-size: 1.8rem; }

.empty-hero p {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.empty-sub {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* Skeleton loading */
.skeleton-loader { padding: 8px 0; }

.skeleton-line {
    height: 14px;
    background: linear-gradient(90deg, rgba(255,255,255,0.03) 25%, rgba(255,255,255,0.06) 50%, rgba(255,255,255,0.03) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s ease infinite;
    border-radius: 6px;
    margin-bottom: 12px;
}

.skeleton-line.short { width: 60%; }

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ── Footer ─────────────────────────────────── */
.footer {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    padding: 16px;
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-top: 14px;
}

.footer-dot { opacity: 0.3; }

/* ── Responsive ─────────────────────────────── */
@media (max-width: 1200px) {
    .main-grid {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto auto;
    }
    .panel-activity { grid-row: 1; grid-column: 1; }
    .panel-knowledge { grid-row: 1; grid-column: 2; }
    .panel-agents { grid-row: 2; grid-column: 1; }
    .panel-projects { grid-row: 2; grid-column: 2; }
}

@media (max-width: 768px) {
    .app { padding: 12px; }
    .header { flex-direction: column; gap: 12px; padding: 14px; }
    .stats-row { grid-template-columns: repeat(2, 1fr); }
    .stats-row .stat-card:last-child { grid-column: span 2; }
    .main-grid { grid-template-columns: 1fr; grid-template-rows: auto; }
    .panel-activity, .panel-knowledge { grid-row: auto; grid-column: auto; }
}

/* ── Animations ─────────────────────────────── */
@keyframes fadeSlideUp {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

.stat-card { animation: fadeSlideUp 0.5s ease both; }
.stat-card:nth-child(2) { animation-delay: 0.05s; }
.stat-card:nth-child(3) { animation-delay: 0.1s; }
.stat-card:nth-child(4) { animation-delay: 0.15s; }
.stat-card:nth-child(5) { animation-delay: 0.2s; }

.panel { animation: fadeSlideUp 0.5s ease 0.25s both; }