/* Calendar Page Specific Styles */

/* Hero Section */
.calendar_hero {
  background: linear-gradient(135deg, #022762 0%, #1a4a8a 100%);
  padding: 80px 50px;
  position: relative;
  overflow: hidden;
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 340px;
}

.calendar_hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.03)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.03)"/><circle cx="50" cy="10" r="0.5" fill="rgba(255,255,255,0.02)"/><circle cx="10" cy="60" r="0.5" fill="rgba(255,255,255,0.02)"/><circle cx="90" cy="40" r="0.5" fill="rgba(255,255,255,0.02)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
  pointer-events: none;
}

.calendar_hero_content {
  flex: 1;
  max-width: 600px;
  position: relative;
  z-index: 2;
}

.calendar_hero_h2 {
  font-family: var(--text-font);
  font-weight: 700;
  font-size: 48px;
  line-height: 110%;
  letter-spacing: -2%;
  text-transform: uppercase;
  color: #FFFFFF;
  margin-bottom: 20px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.calendar_hero_p {
  font-family: var(--text-font);
  font-weight: 400;
  font-size: 18px;
  line-height: 140%;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 40px;
}

.calendar_quick_actions {
  display: flex;
  gap: 16px;
  margin-top: 30px;
}

.quick_action_btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 50px;
  border: none;
  font-family: var(--text-font);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
}

.quick_action_btn.primary {
  background: linear-gradient(135deg, #00E6FB 0%, #00D4E6 100%);
  color: #022762;
  box-shadow: 0 4px 15px rgba(0, 230, 251, 0.3);
}

.quick_action_btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 230, 251, 0.4);
}

.quick_action_btn.secondary {
  background: rgba(255, 255, 255, 0.1);
  color: #FFFFFF;
  border: 2px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(10px);
}

.quick_action_btn.secondary:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: #00E6FB;
}

/* Calendar Main Section */
.calendar_main {
  display: grid;
  grid-template-columns: 1fr 350px;
  gap: 40px;
  padding: 60px 50px;
  background: #f8fafc;
  min-height: 600px;
}

.calendar_container {
  background: #FFFFFF;
  border-radius: 20px;
  padding: 30px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(0, 0, 0, 0.05);
}

/* Calendar Navigation */
.calendar_navigation {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 2px solid #f1f5f9;
}

.calendar_nav_left {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav_btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid #e2e8f0;
  background: #FFFFFF;
  color: #64748b;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.nav_btn:hover {
  border-color: #00E6FB;
  color: #00E6FB;
  transform: scale(1.05);
}

.current_month {
  font-family: var(--text-font);
  font-weight: 700;
  font-size: 24px;
  color: #1e293b;
  text-transform: uppercase;
  letter-spacing: -1px;
}

.calendar_nav_right {
  display: flex;
  gap: 8px;
  background: #f1f5f9;
  padding: 4px;
  border-radius: 12px;
}

.view_btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: none;
  background: none;
  border-radius: 8px;
  font-family: var(--text-font);
  font-weight: 600;
  font-size: 14px;
  color: #64748b;
  cursor: pointer;
  transition: all 0.3s ease;
}

.view_btn.active {
  background: #FFFFFF;
  color: #00E6FB;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.view_btn:hover:not(.active) {
  color: #1e293b;
}

/* Calendar Grid */
.calendar_grid {
  background: #FFFFFF;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid #e2e8f0;
}

.calendar_weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  background: linear-gradient(135deg, #022762 0%, #1a4a8a 100%);
  color: #FFFFFF;
}

.weekday {
  padding: 16px 8px;
  text-align: center;
  font-family: var(--text-font);
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.weekday:last-child {
  border-right: none;
}

.calendar_days {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 1px;
  background: #e2e8f0;
}

.calendar_day {
  background: #FFFFFF;
  min-height: 100px;
  padding: 8px;
  position: relative;
  cursor: pointer;
  transition: all 0.3s ease;
  border: 1px solid transparent;
}

.calendar_day:hover {
  background: #f8fafc;
  border-color: #00E6FB;
  transform: scale(1.02);
  z-index: 2;
}

.calendar_day.other_month {
  background: #f8fafc;
  color: #94a3b8;
}

.calendar_day.today {
  background: linear-gradient(135deg, #00E6FB 0%, #00D4E6 100%);
  color: #022762;
  font-weight: 700;
}

.calendar_day.selected {
  background: linear-gradient(135deg, #022762 0%, #1a4a8a 100%);
  color: #FFFFFF;
  font-weight: 700;
}

.day_number {
  font-family: var(--text-font);
  font-weight: 600;
  font-size: 16px;
  margin-bottom: 8px;
}

.day_events {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.event_dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin: 1px 0;
}

.event_dot.olympiad {
  background: #ef4444;
}

.event_dot.workshop {
  background: #3b82f6;
}

.event_dot.tournament {
  background: #10b981;
}

.event_dot.course {
  background: #f59e0b;
}

/* Events Sidebar */
.events_sidebar {
  background: #FFFFFF;
  border-radius: 20px;
  padding: 30px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(0, 0, 0, 0.05);
  height: fit-content;
  top: 20px;
}

.sidebar_header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 2px solid #f1f5f9;
}

.sidebar_title {
  font-family: var(--text-font);
  font-weight: 700;
  font-size: 20px;
  color: #1e293b;
  text-transform: uppercase;
  letter-spacing: -1px;
}

.selected_date {
  font-family: var(--text-font);
  font-weight: 600;
  font-size: 14px;
  color: #00E6FB;
  background: rgba(0, 230, 251, 0.1);
  padding: 6px 12px;
  border-radius: 20px;
  text-transform: uppercase;
}

.events_list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
  max-height: 400px;
  overflow-y: auto;
}

.event_item {
  display: flex;
  gap: 12px;
  padding: 16px;
  border-radius: 12px;
  background: #f8fafc;
  border-left: 4px solid transparent;
  transition: all 0.3s ease;
  cursor: pointer;
}

.event_item:hover {
  transform: translateX(4px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.event_item.olympiad {
  border-left-color: #ef4444;
  background: linear-gradient(135deg, #fef2f2 0%, #fecaca 100%);
}

.event_item.workshop {
  border-left-color: #3b82f6;
  background: linear-gradient(135deg, #eff6ff 0%, #bfdbfe 100%);
}

.event_item.tournament {
  border-left-color: #10b981;
  background: linear-gradient(135deg, #ecfdf5 0%, #a7f3d0 100%);
}

.event_item.course {
  border-left-color: #f59e0b;
  background: linear-gradient(135deg, #fffbeb 0%, #fed7aa 100%);
}

.event_time {
  font-family: var(--text-font);
  font-weight: 700;
  font-size: 14px;
  color: #64748b;
  min-width: 50px;
  text-align: center;
  padding-top: 4px;
}

.event_content {
  flex: 1;
}

.event_title {
  font-family: var(--text-font);
  font-weight: 700;
  font-size: 14px;
  color: #1e293b;
  margin-bottom: 6px;
  line-height: 1.3;
}

.event_location {
  font-family: var(--text-font);
  font-size: 12px;
  color: #64748b;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.event_meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.event_type {
  font-family: var(--text-font);
  font-size: 10px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.event_type.olympiad {
  background: #ef4444;
  color: #FFFFFF;
}

.event_type.workshop {
  background: #3b82f6;
  color: #FFFFFF;
}

.event_type.tournament {
  background: #10b981;
  color: #FFFFFF;
}

.event_type.course {
  background: #f59e0b;
  color: #FFFFFF;
}

.event_status {
  font-family: var(--text-font);
  font-size: 10px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.event_status.registered {
  background: #10b981;
  color: #FFFFFF;
}

.event_status.pending {
  background: #f59e0b;
  color: #FFFFFF;
}

.event_status.open {
  background: #3b82f6;
  color: #FFFFFF;
}

.add_event_btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px;
  background: linear-gradient(135deg, #00E6FB 0%, #00D4E6 100%);
  color: #022762;
  border: none;
  border-radius: 12px;
  font-family: var(--text-font);
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.add_event_btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 230, 251, 0.4);
}

/* Upcoming Events Section */
.upcoming_events_section {
  padding: 80px 50px;
  background: #FFFFFF;
}

.upcoming_container {
  max-width: 1200px;
  margin: 0 auto;
}

.upcoming_header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
  flex-wrap: wrap;
  gap: 20px;
}

.upcoming_h3 {
  font-family: var(--text-font);
  font-weight: 700;
  font-size: 32px;
  color: #1e293b;
  text-transform: uppercase;
  letter-spacing: -2px;
  position: relative;
}

.upcoming_h3::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 60px;
  height: 4px;
  background: linear-gradient(135deg, #00E6FB 0%, #00D4E6 100%);
  border-radius: 2px;
  animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
  from { box-shadow: 0 0 5px rgba(0, 230, 251, 0.5); }
  to { box-shadow: 0 0 20px rgba(0, 230, 251, 0.8); }
}

.upcoming_filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  background: #f1f5f9;
  padding: 4px;
  border-radius: 12px;
}

.filter_btn {
  padding: 8px 16px;
  border: none;
  background: none;
  border-radius: 8px;
  font-family: var(--text-font);
  font-weight: 600;
  font-size: 14px;
  color: #64748b;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
}

.filter_btn.active {
  background: #FFFFFF;
  color: #00E6FB;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.filter_btn:hover:not(.active) {
  color: #1e293b;
}

.upcoming_grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 24px;
}

.upcoming_card {
  background: #FFFFFF;
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  border: 1px solid #e2e8f0;
  display: flex;
  gap: 20px;
  transition: all 0.3s ease;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.upcoming_card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(135deg, #00E6FB 0%, #00D4E6 100%);
}

.upcoming_card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.upcoming_card.olympiad::before {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
}

.upcoming_card.workshop::before {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.upcoming_card.tournament::before {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.upcoming_date {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 60px;
  padding: 12px;
  background: #f8fafc;
  border-radius: 12px;
  border: 2px solid #e2e8f0;
}

.date_day {
  font-family: var(--text-font);
  font-weight: 700;
  font-size: 24px;
  color: #1e293b;
  line-height: 1;
}

.date_month {
  font-family: var(--text-font);
  font-weight: 600;
  font-size: 12px;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 4px;
}

.upcoming_content {
  flex: 1;
}

.upcoming_title {
  font-family: var(--text-font);
  font-weight: 700;
  font-size: 18px;
  color: #1e293b;
  margin-bottom: 8px;
  line-height: 1.3;
}

.upcoming_description {
  font-family: var(--text-font);
  font-size: 14px;
  color: #64748b;
  margin-bottom: 16px;
  line-height: 1.5;
}

.upcoming_meta {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.upcoming_location,
.upcoming_deadline {
  font-family: var(--text-font);
  font-size: 12px;
  color: #64748b;
  display: flex;
  align-items: center;
  gap: 6px;
}

.upcoming_btn {
  background: linear-gradient(135deg, #00E6FB 0%, #00D4E6 100%);
  color: #022762;
  border: none;
  padding: 8px 16px;
  border-radius: 8px;
  font-family: var(--text-font);
  font-weight: 600;
  font-size: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.upcoming_btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 230, 251, 0.3);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .calendar_main {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .events_sidebar {
    position: static;
    order: -1;
  }
  
  .calendar_hero {
    flex-direction: column;
    text-align: center;
    gap: 40px;
  }
  
  .calendar_hero_stats {
    justify-content: center;
  }
  
  .upcoming_header {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .upcoming_grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
}

@media (max-width: 768px) {
  .calendar_hero {
    padding: 60px 30px;
  }
  
  .calendar_hero_h2 {
    font-size: 36px;
  }
  
  .calendar_hero_p {
    font-size: 16px;
  }
  
  .calendar_quick_actions {
    flex-direction: column;
    align-items: center;
  }
  
  .calendar_main {
    padding: 40px 30px;
  }
  
  .calendar_container {
    padding: 20px;
  }
  
  .calendar_navigation {
    flex-direction: column;
    gap: 20px;
    align-items: stretch;
  }
  
  .calendar_nav_left {
    justify-content: center;
  }
  
  .calendar_nav_right {
    justify-content: center;
  }
  
  .events_sidebar {
    padding: 20px;
  }
  
  .upcoming_events_section {
    padding: 60px 30px;
  }
  
  .upcoming_h3 {
    font-size: 28px;
  }
  
  .upcoming_filters {
    width: 100%;
    justify-content: center;
  }
  
  .upcoming_grid {
    grid-template-columns: 1fr;
  }
  
  .upcoming_card {
    flex-direction: column;
    text-align: center;
  }
  
  .upcoming_date {
    align-self: center;
  }
}

@media (max-width: 480px) {
  .calendar_hero_h2 {
    font-size: 28px;
  }  
  .calendar_weekdays {
    font-size: 12px;
  }
  
  .calendar_day {
    min-height: 80px;
    padding: 6px;
  }
  
  .day_number {
    font-size: 14px;
  }
  
  .event_dot {
    width: 6px;
    height: 6px;
  }
  
  .upcoming_card {
    padding: 20px;
  }
  
  .upcoming_title {
    font-size: 16px;
  }
  
  .date_day {
    font-size: 20px;
  }
}

@media (max-width: 375px) {
  .calendar_hero {
    padding: 40px 20px;
    min-height: 280px;
  }
  
  .calendar_hero_h2 {
    font-size: 24px;
    margin-bottom: 15px;
  }
  
  .calendar_hero_p {
    font-size: 14px;
    margin-bottom: 25px;
  }
  
  .calendar_quick_actions {
    gap: 12px;
  }
  
  .quick_action_btn {
    padding: 10px 16px;
    font-size: 12px;
  }
  
  .calendar_hero_stats {
    gap: 15px;
  }
  
  .calendar_hero_stats .stat_number {
    font-size: 24px;
  }
  
  .calendar_hero_stats .stat_label {
    font-size: 10px;
  }
  
  .calendar_main {
    padding: 30px 20px;
  }
  
  .calendar_container {
    padding: 15px;
  }
  
  .calendar_navigation {
    gap: 15px;
  }
  
  .nav_btn {
    padding: 8px 12px;
    font-size: 12px;
  }
  
  .current_month {
    font-size: 16px;
  }
  
  .view_btn {
    padding: 6px 10px;
    font-size: 11px;
  }
  
  .calendar_weekdays {
    font-size: 11px;
    padding: 8px 4px;
  }
  
  .calendar_day {
    min-height: 70px;
    padding: 4px;
  }
  
  .day_number {
    font-size: 12px;
  }
  
  .event_dot {
    width: 5px;
    height: 5px;
  }
  
  .events_sidebar {
    padding: 15px;
  }
  
  .sidebar_title {
    font-size: 18px;
  }
  
  .selected_date {
    font-size: 14px;
  }
  
  .event_item {
    padding: 12px;
  }
  
  .event_title {
    font-size: 14px;
  }
  
  .event_location {
    font-size: 11px;
  }
  
  .event_type,
  .event_status {
    font-size: 10px;
    padding: 4px 8px;
  }
  
  .upcoming_events_section {
    padding: 40px 20px;
  }
  
  .upcoming_h3 {
    font-size: 22px;
    margin-bottom: 15px;
  }
  
  .upcoming_filters {
    flex-wrap: wrap;
    gap: 6px;
    padding: 6px;
    justify-content: center;
  }
  
  .filter_btn {
    padding: 6px 12px;
    font-size: 11px;
    white-space: nowrap;
  }
  
  .upcoming_grid {
    gap: 16px;
  }
  
  .upcoming_card {
    padding: 16px;
    gap: 15px;
  }
  
  .upcoming_date {
    min-width: 50px;
    padding: 8px;
  }
  
  .date_day {
    font-size: 18px;
  }
  
  .date_month {
    font-size: 10px;
  }
  
  .upcoming_title {
    font-size: 14px;
    margin-bottom: 6px;
  }
  
  .upcoming_description {
    font-size: 12px;
    margin-bottom: 12px;
  }
  
  .upcoming_location,
  .upcoming_deadline {
    font-size: 11px;
  }
  
  .upcoming_btn {
    padding: 6px 12px;
    font-size: 11px;
  }
}