/* ==========================================================================
   DOSPDP - SSB Preparation Portal
   OIR (Officers Intelligence Rating) Stylesheet
   Hub page, Instruction steps, Mock Test cards, PDF Viewer, Floating Timer & FAB
   ========================================================================== */

/* --- OIR Hub Hero Section --- */
.oir-hero {
  background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 60%, #1e3a8a 100%);
  border-radius: var(--radius-lg);
  padding: 36px 36px;
  color: #ffffff;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-banner);
  margin-bottom: 8px;
}

[data-theme="dark"] .oir-hero {
  background: linear-gradient(135deg, #090d16 0%, #172554 60%, #1e3a8a 100%);
  border: 1px solid rgba(59, 130, 246, 0.2);
}

.oir-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 14px;
  background-color: rgba(56, 189, 248, 0.16);
  border: 1px solid rgba(56, 189, 248, 0.35);
  color: #38bdf8;
  font-size: var(--font-size-xs);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.oir-hero-badge svg {
  width: 14px;
  height: 14px;
}

.oir-hero-title {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800;
  line-height: 1.15;
  margin: 0 0 24px 0;
  letter-spacing: -0.01em;
  color: #ffffff;
}

.oir-hero-title .title-accent {
  color: #38bdf8;
  display: block;
}

/* --- 3 Instructions Inside Hero Container --- */
.oir-hero-instructions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 10px;
}

.oir-hero-step {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 16px 16px;
  border-radius: var(--radius-md);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.oir-hero-step:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(56, 189, 248, 0.35);
}

.oir-hero-step-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #38bdf8;
  color: #0f172a;
  font-weight: 900;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.oir-hero-step-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.oir-hero-step-heading {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: #ffffff;
  margin: 0;
  line-height: 1.3;
}

.oir-hero-step-desc {
  font-size: var(--font-size-sm);
  color: #cbd5e1;
  margin: 0;
  line-height: 1.45;
}

/* --- Mock Tests Hub Grid --- */
.oir-mocks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}

.oir-mock-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 24px 22px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 18px;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.oir-mock-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #2563eb, #38bdf8);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.oir-mock-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--border-light);
}

.oir-mock-card:hover::before {
  opacity: 1;
}

.oir-mock-title {
  font-size: var(--font-size-md);
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.3;
  margin: 0;
}

.oir-mock-actions {
  display: flex;
  align-items: center;
  margin-top: auto;
}

.oir-btn-attempt {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  background-color: #111827;
  color: #ffffff;
  font-size: var(--font-size-sm);
  font-weight: 700;
  border-radius: var(--radius-full);
  text-decoration: none;
  transition: all var(--transition-fast);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

[data-theme="dark"] .oir-btn-attempt {
  background-color: #2563eb;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

.oir-btn-attempt:hover {
  background-color: #1f2937;
  transform: translateY(-1px);
}

[data-theme="dark"] .oir-btn-attempt:hover {
  background-color: #1d4ed8;
}

/* ==========================================================================
   MOCK TEST VIEWER STYLES (OIR/MOCK-*.html)
   ========================================================================== */
.mock-viewer-page {
  display: flex;
  flex-direction: column;
  height: 100vh;
  height: 100dvh;
  margin: 0;
  padding: 0;
  background-color: var(--bg-app);
  color: var(--text-main);
  overflow: hidden;
}

/* Top Navigation Bar in Mock Viewer */
.mock-topbar {
  height: 60px;
  background-color: var(--bg-header);
  border-bottom: 1px solid var(--border-light);
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-shrink: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.mock-topbar-left {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.mock-back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-card);
  color: var(--text-main);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.mock-back-link:hover {
  background-color: var(--nav-hover-bg);
  border-color: var(--border-light);
  color: var(--brand-blue);
}

.mock-back-link svg {
  width: 14px;
  height: 14px;
}

.mock-title-group {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.mock-title-badge {
  background-color: #2563eb;
  color: #ffffff;
  font-size: 11px;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: 4px;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.mock-page-heading {
  font-size: var(--font-size-base);
  font-weight: 800;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin: 0;
}

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

.mock-header-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.mock-header-sol-btn {
  background-color: rgba(37, 99, 235, 0.1);
  border: 1px solid rgba(37, 99, 235, 0.25);
  color: var(--brand-blue);
}

.mock-header-sol-btn:hover {
  background-color: var(--brand-blue);
  color: #ffffff;
}

.mock-header-sol-btn svg {
  width: 14px;
  height: 14px;
}

/* Main PDF View Area */
.mock-pdf-viewport {
  flex: 1;
  display: flex;
  flex-direction: column;
  position: relative;
  width: 100%;
  height: calc(100vh - 60px);
  height: calc(100dvh - 60px);
  background-color: #525659;
  overflow: hidden;
}

#adobe-dc-view {
  width: 100%;
  height: 100%;
  flex: 1;
}

/* Fallback Notice when PDF SDK is loading / blocked */
.mock-fallback-notice {
  padding: 24px;
  background-color: var(--bg-card);
  border-bottom: 1px solid var(--border-light);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.mock-fallback-notice p {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

.mock-fallback-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

/* ==========================================================================
   FLOATING TIMER WIDGET (Bottom-Left)
   Clean, intuitive, distraction-free military-style countdown
   ========================================================================== */
.oir-timer-widget {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 999;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: var(--radius-md);
  box-shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.2), 0 8px 10px -6px rgba(15, 23, 42, 0.1);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 170px;
  user-select: none;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), opacity var(--transition-fast);
}

[data-theme="dark"] .oir-timer-widget {
  background-color: rgba(17, 24, 39, 0.96);
  border-color: rgba(55, 65, 81, 0.9);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.oir-timer-widget.warning {
  border-color: #ef4444;
  animation: timerWarningPulse 1.5s infinite;
}

@keyframes timerWarningPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4); }
  50% { box-shadow: 0 0 0 8px rgba(239, 68, 68, 0); }
}

.oir-timer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.timer-header-info {
  display: flex;
  align-items: center;
  gap: 6px;
}

.timer-live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #94a3b8;
  transition: background-color var(--transition-fast);
}

.timer-live-dot.running {
  background-color: #10b981;
  box-shadow: 0 0 6px #10b981;
  animation: liveDotPulse 1.5s infinite ease-in-out;
}

.timer-live-dot.paused {
  background-color: #f59e0b;
}

@keyframes liveDotPulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0.6; }
}

.timer-title-text {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.timer-toggle-size-btn {
  padding: 3px;
  border-radius: 4px;
  color: var(--text-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition-fast);
}

.timer-toggle-size-btn:hover {
  color: var(--text-main);
  background-color: var(--bg-app);
}

.timer-toggle-size-btn svg {
  width: 14px;
  height: 14px;
}

.oir-timer-digits {
  font-size: 1.85rem;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
  color: var(--text-main);
  text-align: center;
  line-height: 1.1;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

.oir-timer-digits.time-up {
  color: #ef4444;
}

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

.timer-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.02em;
  transition: all var(--transition-fast);
}

.timer-btn-primary {
  background-color: #111827;
  color: #ffffff;
}

[data-theme="dark"] .timer-btn-primary {
  background-color: #2563eb;
}

.timer-btn-primary:hover {
  background-color: #1f2937;
}

[data-theme="dark"] .timer-btn-primary:hover {
  background-color: #1d4ed8;
}

.timer-btn-secondary {
  background-color: var(--bg-app);
  border: 1px solid var(--border-card);
  color: var(--text-main);
}

.timer-btn-secondary:hover {
  background-color: var(--nav-hover-bg);
  border-color: var(--border-light);
}

/* Collapsed Mini Timer Mode */
.oir-timer-widget.collapsed {
  min-width: unset;
  padding: 6px 10px;
  flex-direction: row;
  align-items: center;
  cursor: pointer;
}

.oir-timer-widget.collapsed .oir-timer-digits {
  font-size: 1.1rem;
}

.oir-timer-widget.collapsed .oir-timer-controls,
.oir-timer-widget.collapsed .timer-title-text {
  display: none;
}

/* ==========================================================================
   FLOATING DOWNLOAD FAB (Bottom-Right)
   Small circular download button with icon
   ========================================================================== */
.oir-download-fab {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: #111827;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
  text-decoration: none;
  transition: transform var(--transition-fast), background-color var(--transition-fast), box-shadow var(--transition-fast);
}

[data-theme="dark"] .oir-download-fab {
  background-color: #2563eb;
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.4);
}

.oir-download-fab:hover {
  transform: translateY(-3px) scale(1.06);
  background-color: #2563eb;
  box-shadow: 0 12px 28px rgba(37, 99, 235, 0.45);
}

[data-theme="dark"] .oir-download-fab:hover {
  background-color: #3b82f6;
}

.oir-download-fab svg {
  width: 20px;
  height: 20px;
}

.oir-download-fab .fab-tooltip {
  position: absolute;
  right: 58px;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(15, 23, 42, 0.9);
  color: #ffffff;
  padding: 5px 10px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.oir-download-fab:hover .fab-tooltip {
  opacity: 1;
  transform: translateY(-50%) translateX(-4px);
}

/* ==========================================================================
   MOBILE & RESPONSIVE ADJUSTMENTS
   Optimized for mobile candidates
   ========================================================================== */
@media (max-width: 992px) {
  .oir-hero-instructions {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .oir-hero {
    padding: 24px 20px;
  }
  
  .oir-hero-title {
    font-size: 1.6rem;
    margin-bottom: 18px;
  }

  .oir-hero-instructions {
    grid-template-columns: 1fr;
  }

  .oir-mocks-grid {
    grid-template-columns: 1fr;
  }

  .mock-topbar {
    padding: 0 12px;
    height: 52px;
  }

  .mock-page-heading {
    font-size: 13px;
  }

  .mock-back-link span {
    display: none;
  }

  .mock-back-link {
    padding: 6px 8px;
  }

  /* Compact Floating Timer on Mobile */
  .oir-timer-widget {
    bottom: 14px;
    left: 14px;
    padding: 8px 10px;
    min-width: 140px;
  }

  .oir-timer-digits {
    font-size: 1.45rem;
  }

  .timer-btn {
    padding: 4px 6px;
    font-size: 10px;
  }

  /* Compact Floating FAB on Mobile */
  .oir-download-fab {
    bottom: 14px;
    right: 14px;
    width: 42px;
    height: 42px;
  }

  .oir-download-fab svg {
    width: 18px;
    height: 18px;
  }
}