/* Materialization Flow Visualization — Step-by-step with visual tables */

/* ===== Container ===== */
.flow-demo {
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
  margin: 1.5em 0;
  font-family: 'Menlo', 'Consolas', monospace;
  font-size: 12px;
  background: #1e1e2e;
}

/* ===== Header ===== */
.flow-header {
  background: #313244;
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ===== Type selector buttons ===== */
.flow-type-bar {
  background: #313244;
  padding: 8px 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  border-top: 1px solid #45475a;
}
.flow-type-bar button {
  background: #585b70;
  color: #cdd6f4;
  border: none;
  padding: 6px 14px;
  border-radius: 6px;
  cursor: pointer;
  font-family: 'Menlo', 'Consolas', monospace;
  font-size: 12px;
  transition: background 0.2s;
}
.flow-type-bar button:hover {
  background: #7f849c;
}
.flow-type-bar button.active {
  background: #89b4fa;
  color: #1e1e2e;
}

/* ===== Panels ===== */
.flow-panels {
  display: flex;
  min-height: 200px;
}
.flow-panel {
  flex: 1;
  padding: 12px;
  position: relative;
  display: flex;
  flex-direction: column;
}
.flow-panel-dbt {
  border-right: 2px solid #45475a;
}
.flow-panel-label {
  font-size: 11px;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 10px;
  padding: 4px 8px;
  border-radius: 4px;
  display: inline-block;
}
.label-dbt {
  background: #89b4fa33;
  color: #89b4fa;
}
.label-db {
  background: #a6e3a133;
  color: #a6e3a1;
}

/* ===== Step items ===== */
.flow-step {
  margin: 6px 0;
  padding: 8px 10px;
  border-radius: 6px;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.4s, transform 0.4s;
  line-height: 1.5;
}
.flow-step.visible {
  opacity: 1;
  transform: translateY(0);
}
.flow-step.send {
  background: #89b4fa22;
  border-left: 3px solid #89b4fa;
  color: #cdd6f4;
}
.flow-step.receive {
  background: #a6e3a122;
  border-left: 3px solid #a6e3a1;
  color: #cdd6f4;
}
.flow-step.info {
  background: #f9e2af22;
  border-left: 3px solid #f9e2af;
  color: #cdd6f4;
}
.flow-step.warn {
  background: #fab38722;
  border-left: 3px solid #fab387;
  color: #cdd6f4;
}
.flow-step .step-num {
  display: inline-block;
  background: #45475a;
  color: #cdd6f4;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  text-align: center;
  line-height: 20px;
  font-size: 10px;
  margin-right: 6px;
  flex-shrink: 0;
}
.flow-step code {
  display: block;
  margin-top: 6px;
  padding: 6px 8px;
  background: #11111b;
  border-radius: 4px;
  font-size: 11px;
  white-space: pre-wrap;
  color: #a6e3a1;
  overflow-x: auto;
}

/* ===== Mini data table ===== */
.mini-table-wrap {
  margin-top: 8px;
  overflow-x: auto;
}
.mini-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 11px;
  background: #11111b;
  border-radius: 6px;
  overflow: hidden;
}
.mini-table thead th {
  background: #313244;
  color: #89b4fa;
  padding: 5px 10px;
  text-align: left;
  font-weight: bold;
  border-bottom: 2px solid #45475a;
  white-space: nowrap;
}
.mini-table tbody td {
  padding: 4px 10px;
  color: #cdd6f4;
  border-bottom: 1px solid #1e1e2e;
  white-space: nowrap;
}
.mini-table tbody tr {
  transition: opacity 0.4s, background 0.4s, transform 0.3s;
  opacity: 1;
}
.mini-table .table-name {
  color: #6c7086;
  font-size: 10px;
  margin-bottom: 4px;
  letter-spacing: 0.5px;
}

/* Row animations */
.mini-table tbody tr.row-hidden {
  opacity: 0;
  transform: translateX(-10px);
}
.mini-table tbody tr.row-fadein {
  animation: rowFadeIn 0.5s ease forwards;
}
@keyframes rowFadeIn {
  from { opacity: 0; transform: translateX(10px); background: #a6e3a133; }
  to   { opacity: 1; transform: translateX(0);    background: transparent; }
}
.mini-table tbody tr.row-fadeout {
  animation: rowFadeOut 0.5s ease forwards;
}
@keyframes rowFadeOut {
  from { opacity: 1; background: transparent; }
  to   { opacity: 0; background: #f38ba833;  transform: translateX(-10px); }
}
.mini-table tbody tr.row-highlight {
  background: #f9e2af22;
}
.mini-table tbody tr.row-scan {
  animation: rowScan 0.6s ease;
}
@keyframes rowScan {
  0%   { background: transparent; }
  50%  { background: #89b4fa33; }
  100% { background: transparent; }
}
.mini-table tbody tr.row-insert-glow {
  animation: insertGlow 0.6s ease;
}
@keyframes insertGlow {
  0%   { background: #a6e3a155; }
  100% { background: transparent; }
}

/* Empty state */
.mini-table .empty-msg {
  text-align: center;
  color: #6c7086;
  font-style: italic;
  padding: 12px;
}

/* ===== Control bar ===== */
.flow-controls {
  background: #313244;
  padding: 10px 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  border-top: 1px solid #45475a;
}
.flow-controls .btn-prev {
  background: #585b70;
  color: #cdd6f4;
  border: none;
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-family: 'Menlo', 'Consolas', monospace;
  font-size: 13px;
  transition: background 0.2s;
}
.flow-controls .btn-prev:hover {
  background: #7f849c;
}
.flow-controls .btn-prev:disabled {
  background: #45475a;
  color: #585b70;
  cursor: not-allowed;
}
.flow-controls .btn-next {
  background: #a6e3a1;
  color: #1e1e2e;
  font-weight: bold;
  border: none;
  padding: 8px 20px;
  border-radius: 6px;
  cursor: pointer;
  font-family: 'Menlo', 'Consolas', monospace;
  font-size: 13px;
  transition: background 0.2s, transform 0.1s;
}
.flow-controls .btn-next:hover {
  background: #94e2d5;
}
.flow-controls .btn-next:active {
  transform: scale(0.97);
}
.flow-controls .btn-next:disabled {
  background: #585b70;
  color: #6c7086;
  cursor: not-allowed;
}
.flow-controls .btn-reset {
  background: #45475a;
  color: #cdd6f4;
  border: none;
  padding: 6px 14px;
  border-radius: 6px;
  cursor: pointer;
  font-family: 'Menlo', 'Consolas', monospace;
  font-size: 12px;
  transition: background 0.2s;
}
.flow-controls .btn-reset:hover {
  background: #f38ba8;
  color: #1e1e2e;
}
.flow-step-counter {
  color: #6c7086;
  font-size: 12px;
  margin-left: auto;
}
.flow-note {
  width: 100%;
  margin-top: 4px;
  padding: 6px 10px;
  color: #f9e2af;
  font-size: 11px;
  background: #f9e2af11;
  border-radius: 4px;
  display: none;
}
.flow-note.visible {
  display: block;
}

/* ===== Source code section (optional, keep for structure) ===== */
.flow-source {
  padding: 10px 12px;
  background: #181825;
  border-top: 1px solid #313244;
}
.flow-source-label {
  color: #6c7086;
  font-size: 10px;
  margin-bottom: 4px;
}
.flow-source code {
  display: block;
  color: #cdd6f4;
  font-size: 11px;
  white-space: pre-wrap;
  line-height: 1.5;
}
.flow-source .kw { color: #cba6f7; }
.flow-source .fn { color: #f9e2af; }
.flow-source .str { color: #a6e3a1; }
.flow-source .cm { color: #6c7086; }

/* ===== ClickHouse Diagram ===== */
.ch-diagram {
  background: #1e1e2e;
  border-radius: 10px;
  padding: 20px;
  margin: 1.5em 0;
  font-family: 'Menlo', 'Consolas', monospace;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}
.ch-title {
  text-align: center;
  color: #cdd6f4;
  font-size: 15px;
  font-weight: bold;
  margin-bottom: 16px;
}
.ch-client-box, .ch-dist-box {
  max-width: 320px;
  margin: 0 auto;
  padding: 10px 16px;
  border-radius: 8px;
  text-align: center;
}
.ch-client-box {
  background: #45475a;
  border: 2px solid #cdd6f4;
}
.ch-dist-box {
  background: #313244;
  border: 2px solid #f9e2af;
}
.ch-box-icon { font-size: 20px; }
.ch-box-label {
  color: #cdd6f4;
  font-size: 13px;
  font-weight: bold;
  margin-top: 2px;
}
.ch-box-sub {
  color: #6c7086;
  font-size: 10px;
  margin-top: 4px;
}
.ch-arrow-down {
  text-align: center;
  color: #6c7086;
  font-size: 18px;
  margin: 6px 0;
}
.ch-arrow-fork {
  display: flex;
  justify-content: center;
  gap: 60px;
  color: #f9e2af;
  font-size: 12px;
  margin: 6px 0;
}
.ch-shards {
  display: flex;
  gap: 16px;
  margin-top: 8px;
}
.ch-shard {
  flex: 1;
  border-radius: 10px;
  padding: 12px;
}
.ch-shard1 {
  background: #89b4fa11;
  border: 2px solid #89b4fa;
}
.ch-shard2 {
  background: #f5c0e811;
  border: 2px solid #f5c0e8;
}
.ch-shard-title {
  color: #cdd6f4;
  font-size: 13px;
  font-weight: bold;
  margin-bottom: 4px;
}
.ch-shard-key {
  font-size: 10px;
  color: #6c7086;
  font-weight: normal;
}
.ch-replicas {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
}
.ch-replica {
  flex: 1;
  background: #11111b;
  border-radius: 6px;
  padding: 8px;
  border: 1px solid #45475a;
}
.ch-replica-title {
  color: #a6e3a1;
  font-size: 10px;
  font-weight: bold;
  margin-bottom: 4px;
}
.ch-replica-data {
  color: #cdd6f4;
  font-size: 10px;
  line-height: 1.6;
}
.ch-sync {
  color: #6c7086;
  font-size: 10px;
  white-space: nowrap;
}
.ch-diagram-notes {
  margin-top: 16px;
  border-top: 1px solid #45475a;
  padding-top: 12px;
}
.ch-note-item {
  color: #cdd6f4;
  font-size: 11px;
  margin: 4px 0;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .flow-panels {
    flex-direction: column;
  }
  .flow-panel-dbt {
    border-right: none;
    border-bottom: 2px solid #45475a;
  }
  .flow-type-bar {
    gap: 4px;
  }
  .flow-type-bar button {
    padding: 5px 10px;
    font-size: 11px;
  }
  .flow-controls .btn-next {
    padding: 6px 14px;
    font-size: 12px;
  }
  .mini-table {
    font-size: 10px;
  }
}