/* ============================================================
   Elexa Blockly — esp32.css
   Styling uses ONLY your own class names and IDs from the HTML.
   No Blockly internal selectors anywhere in this file.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;600&display=swap');


/* ============================================================
   VARIABLES & RESET
   ============================================================ */

:root {
  --teal:       #00D4AA;
  --teal-dark:  #00B896;
  --orange:     #FF6B35;
  --navy:       #0A0F1E;
  --navy2:      #0D1526;
  --navy3:      #111C33;
  --slate:      #1A2540;
  --glass:      rgba(255, 255, 255, 0.05);
  --glass2:     rgba(255, 255, 255, 0.09);
  --border:     rgba(0, 212, 170, 0.18);
  --border-dim: rgba(0, 212, 170, 0.10);
  --text:       #E8EDF5;
  --muted:      #7A8BA8;
  --code-text:  #A8C4D8;
  --shadow:     0 4px 24px rgba(0, 0, 0, 0.4);
  --font-main:  'Space Grotesk', sans-serif;
  --font-mono:  'JetBrains Mono', monospace;
}

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


/* ============================================================
   BASE — html, body, background grid
   ============================================================ */

html, body {
  height: 100%;
  width: 100%;
  font-family: var(--font-main);
  background: var(--navy);
  color: var(--text);
  overflow: hidden;
}

/* Animated dot grid sits behind everything */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  background: linear-gradient(135deg, #0A0F1E 0%, #0D1A30 50%, #0A1525 100%);
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(rgba(0, 212, 170, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 170, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  animation: gridShift 20s linear infinite;
  pointer-events: none;
}

@keyframes gridShift {
  0%   { transform: translate(0, 0); }
  100% { transform: translate(48px, 48px); }
}


/* ============================================================
   TOOLBAR   —   class="toolbar"
   ============================================================ */

.toolbar {
  position: relative;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  height: 52px;
  background: rgba(13, 21, 38, 0.92);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(0, 212, 170, 0.08), var(--shadow);
}

/* Left group inside toolbar */
.toolbar > div:first-child {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Every button inside the toolbar */
.toolbar button {
  font-family: var(--font-main);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  padding: 7px 18px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--glass);
  color: var(--text);
  cursor: pointer;
  transition: background 0.18s, border-color 0.18s, transform 0.15s, box-shadow 0.18s;
  backdrop-filter: blur(6px);
}

.toolbar button:hover {
  background: rgba(0, 212, 170, 0.10);
  border-color: rgba(0, 212, 170, 0.45);
  box-shadow: 0 0 14px rgba(0, 212, 170, 0.18);
  transform: translateY(-1px);
}

.toolbar button:active {
  transform: scale(0.97);
}

/* Upload button — id="runBtn" — primary teal style */
#runBtn {
  background: linear-gradient(135deg, var(--teal) 0%, var(--teal-dark) 100%) !important;
  color: #061412 !important;
  border-color: transparent !important;
  box-shadow: 0 0 18px rgba(0, 212, 170, 0.28) !important;
}

#runBtn:hover {
  box-shadow: 0 0 28px rgba(0, 212, 170, 0.45) !important;
  transform: translateY(-1px) !important;
}


/* ============================================================
   RIGHT TOOLS group   —   class="right-tools"
   ============================================================ */

.right-tools {
  display: flex;
  align-items: center;
  gap: 10px;
}

.right-tools label {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* All three selects: board-select, port-select, languageSelect */
#board-select,
#port-select,
#languageSelect {
  font-family: var(--font-mono);
  font-size: 0.80rem;
  font-weight: 600;
  color: var(--teal);
  background: var(--glass);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 30px 6px 12px;
  cursor: pointer;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' stroke='%2300D4AA' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  transition: border-color 0.18s, box-shadow 0.18s;
}

#board-select:hover,  #board-select:focus,
#port-select:hover,   #port-select:focus,
#languageSelect:hover, #languageSelect:focus {
  border-color: rgba(0, 212, 170, 0.45);
  box-shadow: 0 0 12px rgba(0, 212, 170, 0.15);
}

#board-select option,
#port-select option,
#languageSelect option {
  background: var(--navy3);
  color: var(--text);
}


/* ============================================================
   MAIN LAYOUT   —   class="main"
   ============================================================ */

.main {
  position: relative;
  z-index: 10;
  display: flex;
  height: calc(100vh - 52px - 70px);
    overflow: hidden;
}


/* ============================================================
   LEFT PANEL   —   class="left-panel"   and   id="blocklyDiv"
   ============================================================ */

.left-panel {
  flex: 1 1 60%;
  position: relative;
  border-right: 1px solid var(--border);
  background: rgba(10, 15, 30, 0.6);
  backdrop-filter: blur(4px);
  overflow: hidden;
}

/* The Blockly canvas fills the entire left panel */
#blocklyDiv {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}


/* ============================================================
   RIGHT PANEL   —   class="right-panel"
   ============================================================ */

.right-panel {
  flex: 0 0 520px;
  display: flex;
  flex-direction: column;
  background: rgba(11, 17, 34, 0.85);
  backdrop-filter: blur(10px);
  overflow: hidden;
  
}


/* ============================================================
   CODE PANEL   —   class="code-panel"   and   id="codeArea"
   ============================================================ */

.code-panel {
  flex:4;
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;

  padding: 10px 16px;
  border-bottom: 1px solid var(--border-dim);
  background: rgba(0, 212, 170, 0.04);
}
/* "Generated Code" heading */
.code-panel h3 {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal);
  padding: 10px 16px 9px;
  border-bottom: 1px solid var(--border-dim);
  background: rgba(0, 212, 170, 0.04);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

/* Small glowing dot before the heading */
.code-panel h3::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 8px var(--teal);
  flex-shrink: 0;
}

/* The <pre> code output area */
#codeArea {
  flex: 1;
  overflow-y: auto;
  margin: 0;
  padding: 14px 16px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.7;
  color: var(--code-text);
  background: transparent;
  white-space: pre-wrap;
  word-break: break-word;
}

#codeArea::-webkit-scrollbar        { width: 4px; }
#codeArea::-webkit-scrollbar-track  { background: transparent; }
#codeArea::-webkit-scrollbar-thumb  { background: rgba(0, 212, 170, 0.25); border-radius: 4px; }
#codeArea::-webkit-scrollbar-thumb:hover { background: rgba(0, 212, 170, 0.45); }

#codeArea::selection { background: rgba(0, 212, 170, 0.2); }


/* ============================================================
   SERIAL PANEL   —   class="serial-panel"   and   id="serialOutput"
   ============================================================ */

.serial-panel {
   flex: 1.7;
  min-height: 140px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* "Serial Monitor" heading */
.serial-panel h3 {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--orange);
  padding: 10px 16px 9px;
  border-bottom: 1px solid rgba(255, 107, 53, 0.15);
  background: rgba(255, 107, 53, 0.04);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

/* Orange dot for serial panel heading */
.serial-panel h3::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 8px var(--orange);
  flex-shrink: 0;
}

/* The serial output area */
#serialOutput {
  flex: 1;
  overflow-y: auto;
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  line-height: 1.8;
  color: rgba(168, 196, 216, 0.8);
}

#serialOutput::-webkit-scrollbar        { width: 4px; }
#serialOutput::-webkit-scrollbar-track  { background: transparent; }
#serialOutput::-webkit-scrollbar-thumb  { background: rgba(255, 107, 53, 0.25); border-radius: 4px; }
#serialOutput::-webkit-scrollbar-thumb:hover { background: rgba(255, 107, 53, 0.45); }


/* ============================================================
   STATUS BAR   —   class="status-bar"
   Spans: id="boardStatus"  id="portStatus"  and one plain span
   ============================================================ */

.status-bar {
  position: relative;
  z-index: 100;
  display: flex;
  align-items: center;
  height: 70px;
  padding: 0 18px;
  font-family: var(--font-mono);
  font-size: 0.70rem;
  color: var(--muted);
  background: rgba(9, 14, 26, 0.95);
  border-top: 1px solid var(--border);
  letter-spacing: 0.04em;
  gap: 0;
}

.status-bar span {
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 100%;
  border-right: 1px solid rgba(0, 212, 170, 0.10);
}

/* Board status — first span — teal with pulsing dot */
#boardStatus {
  padding-left: 0;
  color: var(--teal);
}

#boardStatus::before {
  content: '';
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 6px var(--teal);
  animation: pulse 2s ease-in-out infinite;
}

/* Port status — second span */
#portStatus {
  color: var(--muted);
}

/* Last span has no right border */
.status-bar span:last-child {
  border-right: none;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.4; }
}


/* ============================================================
   MODAL   —   id="varModal"  id="varMessage"  id="varInput"  id="varOk"
   ============================================================ */

#varModal {
  position: fixed !important;
  top: 40% !important;
  left: 50% !important;
  transform: translate(-50%, -50%) !important;
  z-index: 9999;
  background: var(--navy2) !important;
  border: 1px solid var(--border) !important;
  border-radius: 12px !important;
  padding: 24px 28px !important;
  box-shadow: 0 0 40px rgba(0, 212, 170, 0.12), 0 20px 60px rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(16px);
  min-width: 280px;
  animation: modalIn 0.2s cubic-bezier(.22, 1, .36, 1) forwards;
}

@keyframes modalIn {
  from { opacity: 0; transform: translate(-50%, -46%); }
  to   { opacity: 1; transform: translate(-50%, -50%); }
}

#varMessage {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 12px;
  line-height: 1.5;
}

#varInput {
  width: 100%;
  font-family: var(--font-mono);
  font-size: 0.84rem;
  color: var(--teal);
  background: rgba(0, 212, 170, 0.05);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 12px;
  outline: none;
  transition: border-color 0.18s, box-shadow 0.18s;
  margin-bottom: 14px;
}

#varInput:focus {
  border-color: rgba(0, 212, 170, 0.55);
  box-shadow: 0 0 12px rgba(0, 212, 170, 0.18);
}

#varOk {
  width: 100%;
  font-family: var(--font-main);
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #061412;
  background: linear-gradient(135deg, var(--teal) 0%, var(--teal-dark) 100%);
  border: none;
  border-radius: 8px;
  padding: 10px;
  cursor: pointer;
  box-shadow: 0 0 18px rgba(0, 212, 170, 0.28);
  transition: transform 0.15s, box-shadow 0.18s;
}

#varOk:hover {
  box-shadow: 0 0 28px rgba(0, 212, 170, 0.45);
  transform: translateY(-1px);
}

#varOk:active {
  transform: scale(0.97);
}
.blocklyToolboxDiv {
  background: #1d263f;
}

.blocklyTreeLabel {
  color: #2075ca !important;
}

.blocklyTreeRow:hover {
  background: rgba(0, 212, 170, 0.08);
}

.blocklyTreeSelected {
  background: rgba(0, 212, 170, 0.15) !important;
}

/* ── Progress Bars ── */
.progress-bars {
  display: flex;
  flex-direction: column;
  gap: 4px;
   margin-top: 0px;
  padding-top: 2px;
  width: 100%;
}

.progress-row {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
}

.progress-label {
  font-size: 11px;
  color: #aac;
  min-width: 70px;
  text-align: right;
}

.progress-track {
  flex: 1;
  height: 8px;
  background: #0b1122;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid #1e2e50;
}

.progress-fill {
  height: 100%;
  width: 0%;
  border-radius: 4px;
  transition: width 0.2s ease;
}

/* Compile = teal/green */
.compile-fill {
  background: linear-gradient(90deg, #00b894, #00d4aa);
  box-shadow: 0 0 6px #00d4aa88;
}

/* Upload = blue/purple */
.upload-fill {
  background: linear-gradient(90deg, #6c63ff, #a29bfe);
  box-shadow: 0 0 6px #6c63ff88;
}

.progress-pct {
  font-size: 11px;
  color: #ccd;
  min-width: 32px;
}

/* Pulse animation when active */
@keyframes progressPulse {
  0%   { opacity: 1; }
  50%  { opacity: 0.6; }
  100% { opacity: 1; }
}

.progress-fill.pulsing {
  animation: progressPulse 1s infinite;
}


/* COPY BUTTON*/
.copy-btn {
  width: 32px;
  height: 32px;

  display: flex;
  align-items: center;
  justify-content: center;

  border-radius: 8px;
border: 1px solid var(--border-dim);
  background: rgba(255,255,255,0.04);
  color: var(--teal);

  cursor: pointer;

  transition: 0.2s ease;
}

/* hover glow like your UI */
.copy-btn:hover {
  background: rgba(0, 212, 170, 0.08);
  box-shadow: 0 0 14px rgba(0, 212, 170, 0.35);
  color: var(--teal);
  transform: scale(1.08);
}

/* click feedback */
.copy-btn:active {
  transform: scale(0.95);
  transition: all 0.15s ease;
}
/* ============================================================
   CONNECTION & SERIAL CONTROLS
   Added for the Web Serial flow: the board is attached to the
   user's machine, so the toolbar exposes a "Connect board"
   action instead of a server-side port list.
   ============================================================ */

/* ── Toolbar grouping ───────────────────────────────────── */
.toolbar .left-tools,
.toolbar .right-tools {
  display: flex;
  align-items: center;
  gap: 8px;
}

.toolbar-sep {
  width: 1px;
  height: 20px;
  margin: 0 4px;
  background: var(--border);
}

.tool-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.toolbar button.primary,
.toolbar #runBtn {
  background: linear-gradient(135deg, var(--teal), var(--teal-dark));
  color: #061412;
  font-weight: 600;
}

.toolbar button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  filter: grayscale(0.4);
}

#connectBtn {
  border-color: rgba(0, 212, 170, 0.35);
}

/* ── Banner: why hardware is unreachable ────────────────── */
.app-banner {
  position: relative;
  z-index: 90;
  padding: 9px 18px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.5;
  letter-spacing: 0.02em;
  border-bottom: 1px solid transparent;
}

.app-banner.warn {
  color: #FFD9A0;
  background: rgba(255, 107, 53, 0.10);
  border-bottom-color: rgba(255, 107, 53, 0.30);
}

.app-banner.error {
  color: #FFC2C2;
  background: rgba(233, 69, 96, 0.12);
  border-bottom-color: rgba(233, 69, 96, 0.35);
}

/* ── Serial panel header ────────────────────────────────── */
/* .serial-header is the bar now; the heading inside it is plain text. */
.serial-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 16px;
  border-bottom: 1px solid rgba(255, 107, 53, 0.15);
  background: rgba(255, 107, 53, 0.04);
  flex-shrink: 0;
}

.serial-header h3 {
  padding: 0;
  border-bottom: none;
  background: none;
}

.serial-controls {
  display: flex;
  align-items: center;
  gap: 6px;
}

.serial-controls select,
.serial-controls button {
  height: 26px;
  padding: 0 10px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text);
  background: var(--glass);
  border: 1px solid var(--border-dim);
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.serial-controls select { cursor: default; }

.serial-controls button:hover {
  background: var(--glass2);
  border-color: var(--border);
}

.serial-controls select option {
  background: var(--navy3);
  color: var(--text);
}

/* Connected state — mirrors the Blockly teal accent. */
#serialConnectBtn.is-connected {
  color: #061412;
  background: var(--orange);
  border-color: var(--orange);
}

/* ── Serial output lines ────────────────────────────────── */
/* Board output is inserted as text nodes, one element per line, so a
   sketch printing HTML can never inject markup into the page. */
.serial-line {
  white-space: pre-wrap;
  word-break: break-word;
}

/* ── Send-to-board row ──────────────────────────────────── */
.serial-input-row {
  display: flex;
  gap: 6px;
  padding: 8px 16px;
  border-top: 1px solid rgba(255, 107, 53, 0.12);
  flex-shrink: 0;
}

#serialInput {
  flex: 1;
  height: 28px;
  padding: 0 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text);
  background: var(--glass);
  border: 1px solid var(--border-dim);
  border-radius: 6px;
  outline: none;
}

#serialInput:focus { border-color: var(--border); }
#serialInput::placeholder { color: var(--muted); }

#serialSendBtn {
  height: 28px;
  padding: 0 14px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text);
  background: var(--glass);
  border: 1px solid var(--border-dim);
  border-radius: 6px;
  cursor: pointer;
}

#serialSendBtn:hover { background: var(--glass2); border-color: var(--border); }