/* ==========================================================================
   Gantt Chart Production Timeline & Advanced Responsive Styles
   ========================================================================== */

.gantt-section-wrapper {
  background: var(--bg-surface, #0c1119);
  border: 1px solid var(--border-medium, rgba(255, 255, 255, 0.14));
  border-radius: var(--radius-lg, 24px);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  box-shadow: var(--shadow-lg, 0 20px 50px rgba(0, 0, 0, 0.4));
  position: relative;
  overflow: hidden;
  margin-top: 2.5rem;
}

.gantt-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.gantt-time-tabs {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-surface-elevated, rgba(255, 255, 255, 0.06));
  padding: 4px;
  border-radius: 99px;
  border: 1px solid var(--border-subtle, rgba(255, 255, 255, 0.12));
}

.gantt-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  font-family: var(--font-display, sans-serif);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--text-secondary, #94a3b8);
  border-radius: 99px;
  background: none;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

.gantt-tab-btn:hover {
  color: var(--text-primary, #ffffff);
}

.gantt-tab-btn.active {
  background: var(--accent-neon, #00ff73);
  color: #060e09 !important;
  font-weight: 800;
  box-shadow: 0 2px 14px rgba(0, 255, 115, 0.35);
}

[data-theme="light"] .gantt-section-wrapper {
  background: #ffffff;
  border-color: rgba(15, 23, 42, 0.12);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .gantt-time-tabs {
  background: #f1f5f9;
  border-color: rgba(15, 23, 42, 0.1);
}

[data-theme="light"] .gantt-tab-btn {
  color: #475569;
}

[data-theme="light"] .gantt-tab-btn.active {
  background: #00ff73;
  color: #000000 !important;
}

/* Desktop Gantt Grid */
.gantt-desktop-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.gantt-timeline-header {
  display: grid;
  grid-template-columns: 220px repeat(var(--gantt-cols, 6), 1fr);
  gap: 8px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-subtle, rgba(255, 255, 255, 0.1));
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted, #64748b);
}

.gantt-phase-row {
  display: grid;
  grid-template-columns: 220px repeat(var(--gantt-cols, 6), 1fr);
  gap: 8px;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.gantt-phase-info {
  display: flex;
  flex-direction: column;
}

.gantt-phase-title {
  font-family: var(--font-display, sans-serif);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-primary, #ffffff);
}

.gantt-phase-sub {
  font-size: 0.75rem;
  color: var(--text-muted, #64748b);
}

.gantt-bar-cell {
  grid-column: span var(--gantt-span, 1);
  background: linear-gradient(90deg, rgba(0, 255, 115, 0.18), rgba(0, 255, 115, 0.35));
  border: 1px solid var(--accent-neon, #00ff73);
  border-radius: 8px;
  padding: 8px 12px;
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  box-shadow: 0 0 16px rgba(0, 255, 115, 0.15);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Mobile Gantt Phase Cards Accordion */
.gantt-mobile-cards {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.gantt-m-card {
  background: var(--bg-surface-elevated, rgba(255, 255, 255, 0.04));
  border: 1px solid var(--border-subtle, rgba(255, 255, 255, 0.1));
  border-radius: 14px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: all 0.2s ease;
}

.gantt-m-card:hover {
  border-color: var(--accent-neon, #00ff73);
  background: rgba(0, 255, 115, 0.04);
}

.gantt-m-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.gantt-m-phase-num {
  font-family: var(--font-display, sans-serif);
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--accent-neon, #00ff73);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.gantt-m-duration {
  font-size: 0.6875rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 99px;
  background: rgba(0, 255, 115, 0.15);
  color: var(--accent-neon, #00ff73);
}

.gantt-m-title {
  font-family: var(--font-display, sans-serif);
  font-size: 0.9375rem;
  font-weight: 800;
  color: var(--text-primary, #ffffff);
}

.gantt-m-desc {
  font-size: 0.8125rem;
  color: var(--text-secondary, #94a3b8);
  line-height: 1.4;
}

@media (max-width: 768px) {
  .gantt-desktop-grid {
    display: none !important;
  }
  .gantt-time-tabs {
    display: grid !important;
    grid-template-columns: 1fr 1fr 1fr !important;
    width: 100% !important;
    gap: 4px !important;
    padding: 3px !important;
  }
  .gantt-tab-btn {
    padding: 6px 2px !important;
    font-size: 10.5px !important;
    justify-content: center !important;
    white-space: nowrap !important;
  }
  .gantt-tab-btn svg {
    display: none !important;
  }
}

@media (min-width: 769px) {
  .gantt-mobile-cards {
    display: none !important;
  }
}

.gantt-tab-btn,
.gantt-tab-btn.active {
  text-shadow: none !important;
}

.g-mob {
  display: none;
}

@media (max-width: 768px) {
  .g-desk {
    display: none !important;
  }
  .g-mob {
    display: inline !important;
  }
}