/* ==========================================================================
   WinWars Academy - Interactive Course Platform Stylesheet
   Clean, flat, high-contrast tactical dark interface
   ========================================================================== */

:root {
  --bg-main: #07090f;
  --bg-panel: #0d1321;
  --bg-panel-alt: #111827;
  --border-color: #1e293b;
  --border-focus: #00f0ff;
  
  --color-player: #00f0ff;
  --color-success: #4ade80;
  --color-danger: #f87171;
  --color-warning: #fbbf24;
  --text-main: #f1f5f9;
  --text-dim: #94a3b8;

  --font-mono: 'Courier New', Courier, monospace;
  --font-sans: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, sans-serif;
}

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

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 14px;
}

#academy-container {
  display: grid;
  grid-template-rows: 50px 1fr 40px;
  width: 100vw;
  height: 100vh;
}

/* TOP NAVBAR */
#academy-navbar {
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.25rem;
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-title {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--color-player);
  letter-spacing: 1.5px;
}

.brand-badge {
  font-size: 0.65rem;
  background: #1e293b;
  color: var(--color-player);
  padding: 2px 6px;
  border-radius: 2px;
  font-family: var(--font-mono);
}

.mission-progress-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.rank-badge {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  background: #111827;
  border: 1px solid var(--color-player);
  color: #fff;
  padding: 3px 8px;
  font-weight: bold;
}

.progress-track {
  width: 160px;
  height: 8px;
  background: #1e293b;
  border-radius: 2px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--color-player);
  width: 10%;
  transition: width 0.3s ease;
}

.progress-text {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--text-dim);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-btn {
  background: #111827;
  border: 1px solid var(--border-color);
  color: var(--text-dim);
  padding: 0.35rem 0.75rem;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  cursor: pointer;
  text-decoration: none;
  font-weight: bold;
}

.nav-btn:hover {
  background: #1e293b;
  color: #fff;
  border-color: var(--color-player);
}

/* THREE-COLUMN WORKSPACE */
#workspace-grid {
  display: grid;
  grid-template-columns: 380px 1fr 1fr;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

/* PANEL 1: INSTRUCTIONS & LESSON THEORY */
#instructions-panel {
  background: var(--bg-panel);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  padding: 1.25rem;
}

.lesson-header {
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.75rem;
}

.lesson-step-tag {
  font-size: 0.7rem;
  color: var(--color-player);
  font-family: var(--font-mono);
  font-weight: bold;
  text-transform: uppercase;
}

.lesson-title {
  font-size: 1.15rem;
  color: #fff;
  font-weight: 700;
  margin-top: 4px;
}

.lesson-body {
  font-size: 0.9rem;
  line-height: 1.6;
  color: #cbd5e1;
}

.lesson-body p {
  margin-bottom: 0.85rem;
}

.lesson-body code {
  background: #111827;
  border: 1px solid #1e293b;
  padding: 2px 5px;
  font-family: var(--font-mono);
  color: var(--color-player);
  font-size: 0.85rem;
}

.challenge-box {
  background: #111827;
  border: 1px solid #334155;
  border-left: 3px solid var(--color-player);
  padding: 1rem;
  margin: 1.25rem 0;
}

.challenge-title {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: bold;
  color: #fff;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.challenge-desc {
  font-size: 0.85rem;
  color: #e2e8f0;
  line-height: 1.5;
}

.challenge-desc ul {
  margin-left: 1.2rem;
  margin-top: 0.4rem;
}

.help-tools {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
}

.tool-btn {
  background: transparent;
  border: 1px dashed var(--border-color);
  color: var(--text-dim);
  padding: 0.4rem 0.75rem;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  cursor: pointer;
}

.tool-btn:hover {
  border-color: var(--color-player);
  color: #fff;
}

.hint-box {
  display: none;
  background: #172554;
  border: 1px solid #1d4ed8;
  color: #bfdbfe;
  padding: 0.75rem;
  margin-top: 0.75rem;
  font-size: 0.8rem;
  line-height: 1.4;
}

.hint-box.active {
  display: block;
}

/* PANEL 2: LIVE CODE EDITOR */
#editor-panel {
  background: #080c14;
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
}

.editor-header {
  background: #0d1321;
  border-bottom: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.file-tab {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #fff;
  background: #111827;
  padding: 4px 10px;
  border: 1px solid var(--border-color);
  border-bottom: none;
}

.editor-actions {
  display: flex;
  gap: 0.5rem;
}

.editor-container {
  flex: 1;
  position: relative;
  display: flex;
}

#code-textarea {
  flex: 1;
  width: 100%;
  height: 100%;
  background: #05070c;
  color: #e2e8f0;
  font-family: 'Consolas', 'Courier New', monospace;
  font-size: 13px;
  line-height: 1.5;
  padding: 1rem;
  border: none;
  outline: none;
  resize: none;
  tab-size: 2;
  white-space: pre;
}

.editor-footer {
  background: #0d1321;
  border-top: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.run-btn {
  background: var(--color-player);
  color: #000;
  border: none;
  font-family: var(--font-mono);
  font-weight: bold;
  font-size: 0.85rem;
  padding: 0.5rem 1.25rem;
  cursor: pointer;
  letter-spacing: 0.5px;
}

.run-btn:hover {
  background: #38bdf8;
}

.reset-code-btn {
  background: transparent;
  color: var(--text-dim);
  border: 1px solid var(--border-color);
  padding: 0.4rem 0.75rem;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  cursor: pointer;
}

.reset-code-btn:hover {
  color: #fff;
}

/* PANEL 3: LIVE SIMULATOR & TEST CONSOLE */
#preview-panel {
  background: #04060a;
  display: flex;
  flex-direction: column;
}

.preview-header {
  background: #0d1321;
  border-bottom: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
  display: flex;
  justify-content: space-between;
}

.preview-viewport {
  flex: 1;
  position: relative;
  overflow: hidden;
  background: #04060a;
  display: flex;
  align-items: center;
  justify-content: center;
}

#preview-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* Test Validator Feedback Box */
#validator-console {
  height: 150px;
  background: #0a0f1d;
  border-top: 1px solid var(--border-color);
  padding: 0.75rem 1rem;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.console-header {
  font-size: 0.7rem;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.5rem;
}

.test-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
}

.test-item.pass {
  color: var(--color-success);
}

.test-item.fail {
  color: var(--color-danger);
}

.test-item.pending {
  color: var(--text-dim);
}

/* SUCCESS BANNER OVERLAY */
.success-overlay {
  position: absolute;
  inset: 0;
  background: rgba(5, 46, 22, 0.9);
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 50;
  padding: 1.5rem;
  text-align: center;
}

.success-overlay.active {
  display: flex;
}

.success-title {
  font-size: 1.4rem;
  color: var(--color-success);
  font-family: var(--font-mono);
  font-weight: 900;
  margin-bottom: 0.5rem;
}

.success-msg {
  font-size: 0.95rem;
  color: #fff;
  margin-bottom: 1.25rem;
  max-width: 400px;
}

.next-mission-btn {
  background: var(--color-success);
  color: #000;
  border: none;
  font-family: var(--font-mono);
  font-weight: bold;
  padding: 0.65rem 1.75rem;
  font-size: 0.9rem;
  cursor: pointer;
}

.next-mission-btn:hover {
  background: #86efac;
}

/* BOTTOM BAR */
#academy-footer {
  background: var(--bg-panel);
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
}

.mission-nav-controls {
  display: flex;
  gap: 0.5rem;
}

.mission-nav-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-dim);
  padding: 2px 8px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.75rem;
}

.mission-nav-btn:hover:not(:disabled) {
  border-color: var(--color-player);
  color: #fff;
}

.mission-nav-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}