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

:root {
  --bg: #060714;
  --bg-elevated: #101224;
  --bg-soft: #181b34;
  --accent: #6c5ce7;
  --accent-soft: rgba(108, 92, 231, 0.18);
  --accent-strong: #a29bff;
  --text: #f5f6ff;
  --text-muted: #a3a7c2;
  --border: #26294a;
  --danger: #ff7675;
  --mine: #00cec9;
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-soft: 0 22px 50px rgba(0, 0, 0, 0.45);
  --shadow-subtle: 0 12px 30px rgba(0, 0, 0, 0.35);
  --transition-fast: 0.18s ease-out;
  --transition-med: 0.24s ease-out;
  --font-main: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
}

body {
  font-family: var(--font-main);
  background: radial-gradient(circle at top left, #2c2f7a 0, #060714 40%, #000 100%);
  color: var(--text);
  min-height: 100vh;
}

/* 헤더 */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 34px;
  backdrop-filter: blur(20px);
  background: linear-gradient(to bottom, rgba(6, 7, 20, 0.96), rgba(6, 7, 20, 0.82));
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
  position: sticky;
  top: 0;
  z-index: 20;
}

.logo {
  font-weight: 800;
  font-size: 20px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: linear-gradient(120deg, #a29bff, #74b9ff, #ffeaa7);
  -webkit-background-clip: text;
  color: transparent;
}

.nav {
  display: flex;
  gap: 8px;
}

.nav-btn {
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-muted);
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 13px;
  cursor: pointer;
  transition: color var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast), transform 0.08s;
}

.nav-btn:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
}

.nav-btn.active[data-view="all"] {
  color: var(--accent-strong);
  background: rgba(108, 92, 231, 0.18);
  border: 1px solid rgba(162, 155, 255, 0.7);
}

.nav-btn.active[data-view="my"] {
  color: #81ecec;
  background: rgba(0, 206, 201, 0.16);
  border: 1px solid rgba(0, 206, 201, 0.7);
}

/* 레이아웃 */
.container {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 18px;
  padding: 18px 24px 28px;
}

/* 사이드바 */
.sidebar {
  background: rgba(9, 11, 30, 0.98);
  border-radius: var(--radius-lg);
  padding: 18px 16px 20px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.sidebar h2 {
  font-size: 14px;
  margin-bottom: 6px;
  color: var(--text-muted);
}

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

.chip {
  border-radius: 999px;
  border: 1px solid var(--border);
  padding: 6px 12px;
  font-size: 12px;
  background: rgba(9, 11, 30, 0.8);
  color: var(--text-muted);
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform 0.08s;
}

.chip:hover {
  background: var(--bg-soft);
  border-color: rgba(255, 255, 255, 0.08);
}

.chip.active {
  background: var(--accent-soft);
  border-color: var(--accent-strong);
  color: var(--accent-strong);
}

select {
  width: 100%;
  padding: 8px 10px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: rgba(8, 9, 24, 0.98);
  color: var(--text);
  font-size: 13px;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

select:focus {
  border-color: var(--accent-strong);
  box-shadow: 0 0 0 1px rgba(162, 155, 255, 0.45);
  background: #090b20;
}

.reset-btn {
  margin-top: 4px;
  width: 100%;
  padding: 8px 10px;
  border-radius: var(--radius-md);
  border: 1px dashed rgba(255, 255, 255, 0.15);
  background: transparent;
  color: var(--text-muted);
  font-size: 12px;
  cursor: pointer;
  transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast);
}

.reset-btn:hover {
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}

.notice-box {
  margin-top: 8px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  background: radial-gradient(circle at top left, rgba(108, 92, 231, 0.22), rgba(9, 11, 30, 0.96));
  border: 1px solid rgba(162, 155, 255, 0.45);
  font-size: 12px;
  color: var(--text-muted);
}

.notice-box h3 {
  font-size: 13px;
  margin-bottom: 4px;
  color: var(--accent-strong);
}

.primary-btn {
  margin-top: 8px;
  width: 100%;
  padding: 8px 10px;
  border: none;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #6c5ce7, #74b9ff);
  color: #fff;
  font-size: 13px;
  cursor: pointer;
  transition: transform 0.08s ease-out, box-shadow var(--transition-fast), filter var(--transition-fast);
  box-shadow: 0 14px 30px rgba(116, 185, 255, 0.35);
}

.primary-btn:hover {
  filter: brightness(1.03);
}

.primary-btn:active {
  transform: translateY(1px) scale(0.99);
  box-shadow: 0 8px 20px rgba(116, 185, 255, 0.4);
}

/* 메인 */
.main {
  background: rgba(10, 12, 30, 0.98);
  border-radius: var(--radius-lg);
  padding: 16px 18px 20px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* 캘린더 */
.calendar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.month-nav {
  display: flex;
  align-items: center;
  gap: 10px;
}

#current-month {
  font-size: 18px;
  font-weight: 600;
}

.icon-btn {
  width: 30px;
  height: 30px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(12, 13, 38, 0.95);
  color: var(--text-muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform 0.08s;
}

.icon-btn:hover {
  background: var(--accent-soft);
  border-color: var(--accent-strong);
  color: var(--accent-strong);
}

.legend {
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: 11px;
}

.badge {
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.22);
}

.badge.upcoming {
  border-color: rgba(162, 155, 255, 0.7);
  color: var(--accent-strong);
  background: rgba(108, 92, 231, 0.18);
}

.badge.mine {
  border-color: rgba(0, 206, 201, 0.7);
  color: #81ecec;
  background: rgba(0, 206, 201, 0.16);
}

.calendar {
  position: relative;
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 6px;
  margin-bottom: 4px;
}

.calendar-day {
  position: relative;
  min-height: 90px;
  padding: 6px 6px 4px;
  border-radius: 14px;
  background: radial-gradient(circle at top, rgba(255, 255, 255, 0.03), rgba(10, 11, 30, 0.98));
  border: 1px solid rgba(32, 35, 70, 0.9);
  font-size: 11px;
  color: var(--text-muted);
  cursor: default;
  display: flex;
  flex-direction: column;
  gap: 4px;
  box-shadow: var(--shadow-subtle);
  overflow: hidden;
}

.calendar-events {
  flex: 1;
  min-height: 0;
}

.calendar-day.today {
  border-color: var(--accent-strong);
  box-shadow: 0 0 0 1px rgba(162, 155, 255, 0.6), 0 18px 40px rgba(108, 92, 231, 0.45);
}

.calendar-day.inactive {
  opacity: 0.35;
}

.calendar-day-number {
  font-size: 11px;
  font-weight: 600;
  margin-bottom: 2px;
}

.calendar-dots {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
}

.dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
}

.dot.upcoming {
  background: #a29bff;
}

.dot.mine {
  background: #00cec9;
}

/* 요일 표시 */
.calendar {
  position: relative;
  padding-top: 17px;
}

/* 랭킹 리스트 */
.ranking-section {
  margin-bottom: 20px;
}

.ranking-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.ranking-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.6);
  border-color: rgba(162, 155, 255, 0.7);
  background: radial-gradient(circle at right top, rgba(108, 92, 231, 0.18), rgba(11, 14, 36, 0.98));
}

/* 이벤트 리스트 */
.events-section {
  margin-top: 6px;
}

.events-section h2 {
  font-size: 15px;
  margin-bottom: 8px;
}

.events-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 260px;
  overflow-y: auto;
  padding-right: 2px;
}

.event-card {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  background: rgba(11, 14, 36, 0.98);
  border: 1px solid rgba(37, 40, 76, 0.95);
  font-size: 12px;
  transition: transform 0.08s ease-out, box-shadow var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
  cursor: pointer;
}

.event-card:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.6);
  border-color: rgba(162, 155, 255, 0.7);
  background: radial-gradient(circle at right top, rgba(108, 92, 231, 0.18), rgba(11, 14, 36, 0.98));
}

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

.event-title {
  font-size: 13px;
  font-weight: 600;
}

.event-meta {
  font-size: 11px;
  color: var(--text-muted);
}

.event-tags {
  display: flex;
  gap: 6px;
  align-items: center;
  flex-wrap: wrap;
}

.tag {
  padding: 2px 6px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  font-size: 10px;
}

.tag.category {
  border-color: rgba(162, 155, 255, 0.7);
  color: var(--accent-strong);
}

.tag.site {
  border-color: rgba(116, 185, 255, 0.7);
  color: #74b9ff;
}

.event-time {
  font-size: 11px;
  text-align: right;
}

.event-actions {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.secondary-btn,
.outline-btn {
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 11px;
  cursor: pointer;
  border: 1px solid var(--border);
  background: rgba(8, 9, 26, 0.95);
  color: var(--text-muted);
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform 0.08s;
}

.secondary-btn:hover,
.outline-btn:hover {
  background: rgba(24, 27, 64, 0.95);
  color: var(--text);
  border-color: rgba(255, 255, 255, 0.24);
}

.secondary-btn.mine {
  border-color: rgba(0, 206, 201, 0.6);
  color: #81ecec;
  background: rgba(0, 206, 201, 0.13);
}

/* 모달 */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(3, 4, 12, 0.72);
  backdrop-filter: blur(18px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 50;
}

.modal-backdrop.show {
  display: flex;
}

.modal {
  width: min(440px, 90vw);
  border-radius: 20px;
  background: radial-gradient(circle at top, rgba(108, 92, 231, 0.18), rgba(10, 11, 30, 0.98));
  border: 1px solid rgba(162, 155, 255, 0.8);
  padding: 18px 18px 16px;
  box-shadow: 0 20px 55px rgba(0, 0, 0, 0.75);
  position: relative;
}

.modal-close {
  position: absolute;
  top: 8px;
  right: 10px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 14px;
  padding: 4px;
}

.modal h3 {
  font-size: 16px;
  margin-bottom: 6px;
}

.modal p {
  font-size: 13px;
  margin-bottom: 4px;
}

.modal .meta {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.modal .link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: #74b9ff;
  text-decoration: none;
}

/* 반응형 */
@media (max-width: 900px) {
  .container {
    grid-template-columns: 1fr;
  }

  .sidebar {
    order: 2;
  }

  .main {
    order: 1;
  }

  .calendar-day {
    min-height: 60px;
  }

  .event-card {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1.4fr);
    grid-template-rows: auto auto;
  }

  .event-actions {
    grid-column: span 2;
    flex-direction: row;
    justify-content: flex-end;
  }
}

@media (max-width: 600px) {
  .header {
    padding-inline: 16px;
  }

  .container {
    padding-inline: 12px;
  }

  .sidebar {
    padding-inline: 12px;
  }

  .main {
    padding-inline: 12px;
  }

  .calendar {
    gap: 4px;
  }

  .calendar::before {
    left: 12px;
  }

  .event-card {
    grid-template-columns: 1fr;
  }

  .event-time {
    text-align: left;
  }

  .event-actions {
    justify-content: flex-start;
  }
}

/* 반응형 */
@media (max-width: 900px) {
  .container {
    grid-template-columns: 1fr;
  }

  .sidebar {
    order: 2;
  }

  .main {
    order: 1;
  }

  .calendar-day {
    min-height: 60px;
  }

  .event-card {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1.4fr);
    grid-template-rows: auto auto;
  }

  .event-actions {
    grid-column: span 2;
    flex-direction: row;
    justify-content: flex-end;
  }
}

@media (max-width: 600px) {
  .header {
    padding-inline: 16px;
  }

  .container {
    padding-inline: 12px;
  }

  .sidebar {
    padding-inline: 12px;
  }

  .main {
    padding-inline: 12px;
  }

  .calendar {
    gap: 4px;
  }

  .calendar::before {
    left: 12px;
  }

  .event-card {
    grid-template-columns: 1fr;
  }

  .event-time {
    text-align: left;
  }

  .event-actions {
    justify-content: flex-start;
  }
}