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

:root {
    --bg-primary: #0f1117;
    --bg-secondary: #1a1d2e;
    --bg-card: #1e2235;
    --bg-hover: #252a40;
    --border: #2d3354;
    --text-primary: #e4e7f0;
    --text-secondary: #8b92ab;
    --accent: #6366f1;
    --accent-hover: #818cf8;
    --success: #22c55e;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    --grey: #6b7280;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 32px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--accent);
}

.logo h1 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.header-actions {
    display: flex;
    gap: 8px;
}

/* Buttons */
.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--accent);
    color: white;
}

.btn-primary:hover {
    background: var(--accent-hover);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

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

.btn-sm {
    padding: 6px 12px;
    font-size: 0.8rem;
    background: var(--bg-hover);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: 4px;
    cursor: pointer;
}

.btn-sm:hover {
    color: var(--text-primary);
    border-color: var(--accent);
}

.btn-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.15s;
}

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

.btn-icon.danger:hover {
    color: var(--danger);
}

/* ========== FILTER BAR (Flussonic style) ========== */
.filter-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 32px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
}

.filter-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-right: 8px;
}

.filter-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border: 1px solid var(--border);
    border-radius: 20px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

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

.filter-btn.active {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--accent);
}

.filter-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.dot-green { background: var(--success); }
.dot-yellow { background: var(--warning); }
.dot-grey { background: var(--grey); }
.dot-red { background: var(--danger); }

/* Stats Panel */
.stats-panel {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    padding: 16px 32px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}

.stat-card {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 12px;
    background: var(--bg-card);
    border-radius: 8px;
    border: 1px solid var(--border);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: 1.25rem;
    font-weight: 600;
}

/* ========== CHANNEL LIST ========== */
main {
    padding: 24px 32px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.channel-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
    transition: border-color 0.2s;
    display: flex;
    flex-direction: row;
    align-items: stretch;
}

.channel-card:hover {
    border-color: var(--accent);
}

.channel-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    min-width: 240px;
    border-right: 1px solid var(--border);
}

.status-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
    transition: all 0.3s;
}

.channel-name-block {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.channel-name {
    font-weight: 600;
    font-size: 0.95rem;
}

.channel-status-text {
    font-size: 0.7rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.channel-body {
    padding: 14px 18px;
    flex: 1;
    display: flex;
    align-items: center;
}

.channel-info {
    display: flex;
    flex-wrap: wrap;
    gap: 18px;
    font-size: 0.8rem;
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 75px;
}

.info-wide {
    min-width: 220px;
}

.info-label {
    color: var(--text-secondary);
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-value {
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.82rem;
}

.channel-footer {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 14px 16px;
    border-left: 1px solid var(--border);
}

.channel-actions {
    display: flex;
    gap: 2px;
}

/* ========== MODAL ========== */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.modal.hidden {
    display: none;
}

.hidden {
    display: none !important;
}

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 16px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-lg {
    max-width: 800px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
}

.modal-header h2 {
    font-size: 1.1rem;
}

.btn-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
}

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

/* Form */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    padding: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-group input,
.form-group select {
    padding: 10px 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent);
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    padding: 16px 24px;
    border-top: 1px solid var(--border);
}

/* Player */
.player-info {
    display: flex;
    gap: 8px;
    margin-top: 12px;
    padding: 0 4px;
}

.player-info input {
    flex: 1;
    padding: 8px 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.8rem;
}

/* Logs */
.logs-box {
    background: var(--bg-primary);
    color: #a5f3a3;
    padding: 16px;
    margin: 16px;
    border-radius: 8px;
    font-family: 'Fira Code', 'Courier New', monospace;
    font-size: 0.72rem;
    max-height: 400px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-all;
}

/* Empty state */
.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.empty-state h3 {
    margin-bottom: 8px;
    color: var(--text-primary);
}

/* Toast notification */
.toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--success);
    padding: 10px 24px;
    border-radius: 8px;
    font-size: 0.85rem;
    z-index: 9999;
    opacity: 0;
    transition: all 0.3s;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}