/* event.css - 아이템박스 이벤트 페이지 */

/* ===== Variables ===== */
:root {
  --ev-primary: #5b4fff;
  --ev-primary-light: #7c6fff;
  --ev-primary-dark: #4a3de8;
  --ev-secondary: #ff6b6b;
  --ev-accent: #ffd93d;
  --ev-success: #10b981;
  --ev-warning: #f59e0b;
  --ev-dark: #1a1a2e;
  --ev-dark-light: #25253d;
  --ev-gray-900: #111827;
  --ev-gray-800: #1f2937;
  --ev-gray-700: #374151;
  --ev-gray-600: #4b5563;
  --ev-gray-500: #6b7280;
  --ev-gray-400: #9ca3af;
  --ev-gray-300: #d1d5db;
  --ev-gray-200: #e5e7eb;
  --ev-gray-100: #f3f4f6;
  --ev-white: #ffffff;
  --ev-radius-sm: 8px;
  --ev-radius-md: 12px;
  --ev-radius-lg: 16px;
  --ev-radius-xl: 24px;
  --ev-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --ev-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --ev-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --ev-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --ev-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Base ===== */
.ev-wrap {
  min-height: 100vh;
  background: var(--ev-gray-100);
}

/* ===== Hero Section ===== */
.ev-hero {
  position: relative;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
  overflow: hidden;
}

.ev-hero__inner {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 24px;
  text-align: center;
  z-index: 2;
}

.ev-hero__particles {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  overflow: hidden;
  pointer-events: none;
}

.ev-particle {
  position: absolute;
  width: 6px;
  height: 6px;
  background: rgba(255, 217, 61, 0.6);
  border-radius: 50%;
  animation: particleFall linear infinite;
}

@keyframes particleFall {
  0% {
    transform: translateY(-100px) rotate(0deg);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% {
    transform: translateY(calc(100vh + 100px)) rotate(720deg);
    opacity: 0;
  }
}

.ev-hero__content {
  position: relative;
}

.ev-hero__badge {
  display: inline-block;
  padding: 8px 20px;
  background: linear-gradient(135deg, var(--ev-accent) 0%, #ffb400 100%);
  color: var(--ev-dark);
  font-size: 14px;
  font-weight: 700;
  border-radius: 50px;
  margin-bottom: 24px;
  animation: badgePulse 2s ease-in-out infinite;
}

@keyframes badgePulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

.ev-hero__title {
  font-size: 48px;
  font-weight: 800;
  color: var(--ev-white);
  line-height: 1.3;
  margin-bottom: 16px;
  text-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.ev-hero__highlight {
  display: inline-block;
  background: linear-gradient(135deg, var(--ev-accent) 0%, #ff9f43 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.ev-hero__desc {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 40px;
}

/* Countdown */
.ev-countdown {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 20px 32px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: var(--ev-radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.ev-countdown__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 60px;
}

.ev-countdown__num {
  font-size: 36px;
  font-weight: 800;
  color: var(--ev-white);
  font-variant-numeric: tabular-nums;
}

.ev-countdown__label {
  font-size: 11px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 1px;
  margin-top: 4px;
}

.ev-countdown__colon {
  font-size: 28px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 16px;
}

/* ===== Tabs ===== */
.ev-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  padding: 24px;
  background: var(--ev-white);
  border-bottom: 1px solid var(--ev-gray-200);
  position: sticky;
  top: 0;
  z-index: 100;
}

.ev-tab {
  padding: 12px 28px;
  font-size: 15px;
  font-weight: 600;
  color: var(--ev-gray-600);
  background: transparent;
  border: 2px solid transparent;
  border-radius: 50px;
  cursor: pointer;
  transition: var(--ev-transition);
}

.ev-tab:hover {
  color: var(--ev-primary);
  background: var(--ev-gray-100);
}

.ev-tab.is-active {
  color: var(--ev-white);
  background: var(--ev-primary);
  border-color: var(--ev-primary);
}

/* ===== Panels ===== */
.ev-panel {
  display: none;
  padding: 40px 0;
}

.ev-panel.is-active {
  display: block;
  animation: fadeIn 0.4s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.ev-section__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Main Events ===== */
.ev-main-events {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

/* ===== Event Cards ===== */
.ev-card {
  position: relative;
  background: var(--ev-white);
  border-radius: var(--ev-radius-lg);
  overflow: hidden;
  box-shadow: var(--ev-shadow-md);
  transition: var(--ev-transition);
}

.ev-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--ev-shadow-xl);
}

.ev-card--featured {
  display: flex;
  flex-direction: column;
}

.ev-card__badge {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 700;
  border-radius: 50px;
  z-index: 10;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.ev-card__badge--hot {
  background: linear-gradient(135deg, #ff6b6b 0%, #ee5a5a 100%);
  color: var(--ev-white);
  animation: badgeGlow 2s ease-in-out infinite;
}

@keyframes badgeGlow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 107, 107, 0.4); }
  50% { box-shadow: 0 0 20px 5px rgba(255, 107, 107, 0.4); }
}

.ev-card__badge--new {
  background: linear-gradient(135deg, var(--ev-primary) 0%, var(--ev-primary-dark) 100%);
  color: var(--ev-white);
}

.ev-card__thumb {
  position: relative;
  height: 180px;
  overflow: hidden;
}

.ev-card__thumb--small {
  height: 120px;
}

.ev-card__thumb-bg {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ev-card__thumb-bg--gradient1 {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.ev-card__thumb-bg--gradient2 {
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.ev-card__thumb-bg--gradient3 {
  background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.ev-card__thumb-bg--gradient4 {
  background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}

.ev-card__thumb-bg--gradient5 {
  background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
}

.ev-card__thumb-bg--gradient6 {
  background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%);
}

.ev-card__thumb-bg--gradient7 {
  background: linear-gradient(135deg, #ff9a9e 0%, #fecfef 100%);
}

.ev-card__thumb-bg--gradient8 {
  background: linear-gradient(135deg, #a18cd1 0%, #fbc2eb 100%);
}

.ev-card__icon {
  font-size: 64px;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
}

.ev-card__icon--small {
  font-size: 48px;
}

.ev-card__body {
  padding: 24px;
}

.ev-card__category {
  display: inline-block;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  color: var(--ev-primary);
  background: rgba(91, 79, 255, 0.1);
  border-radius: var(--ev-radius-sm);
  margin-bottom: 12px;
}

.ev-card__title {
  font-size: 20px;
  font-weight: 700;
  color: var(--ev-gray-900);
  margin-bottom: 8px;
  line-height: 1.4;
}

.ev-card__desc {
  font-size: 14px;
  color: var(--ev-gray-600);
  line-height: 1.6;
  margin-bottom: 16px;
}

.ev-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 20px;
}

.ev-card__period,
.ev-card__participants {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--ev-gray-500);
}

.ev-card__period svg,
.ev-card__participants svg {
  width: 16px;
  height: 16px;
  stroke: var(--ev-gray-400);
}

.ev-card__btn {
  display: inline-block;
  padding: 12px 28px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ev-white);
  background: linear-gradient(135deg, var(--ev-primary) 0%, var(--ev-primary-dark) 100%);
  border: none;
  border-radius: var(--ev-radius-md);
  text-decoration: none;
  cursor: pointer;
  transition: var(--ev-transition);
}

.ev-card__btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(91, 79, 255, 0.4);
}

.ev-card__btn--outline {
  color: var(--ev-primary);
  background: transparent;
  border: 2px solid var(--ev-primary);
}

.ev-card__btn--outline:hover {
  color: var(--ev-white);
  background: var(--ev-primary);
  box-shadow: 0 4px 15px rgba(91, 79, 255, 0.3);
}

.ev-card__btn--disabled {
  color: var(--ev-gray-400);
  background: var(--ev-gray-200);
  cursor: not-allowed;
}

.ev-card__btn--disabled:hover {
  transform: none;
  box-shadow: none;
}

.ev-card__btn--ended {
  color: var(--ev-gray-500);
  border-color: var(--ev-gray-300);
}

/* ===== Grid ===== */
.ev-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.ev-grid--upcoming,
.ev-grid--ended {
  grid-template-columns: repeat(2, 1fr);
}

.ev-card--compact .ev-card__body {
  padding: 20px;
}

.ev-card--compact .ev-card__title {
  font-size: 16px;
}

.ev-card--compact .ev-card__desc {
  font-size: 13px;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Upcoming Cards */
.ev-card--upcoming .ev-card__thumb {
  position: relative;
}

.ev-card__thumb--blur::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(2px);
}

.ev-card__coming-soon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  padding: 10px 24px;
  font-size: 14px;
  font-weight: 700;
  color: var(--ev-white);
  background: rgba(91, 79, 255, 0.9);
  border-radius: var(--ev-radius-md);
  letter-spacing: 2px;
  z-index: 5;
}

/* Ended Cards */
.ev-card--ended {
  opacity: 0.8;
}

.ev-card__thumb--grayscale .ev-card__thumb-bg {
  filter: grayscale(60%);
}

.ev-card__ended-badge {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  padding: 8px 20px;
  font-size: 14px;
  font-weight: 700;
  color: var(--ev-white);
  background: rgba(107, 114, 128, 0.9);
  border-radius: var(--ev-radius-md);
  z-index: 5;
}

/* ===== Guide Section ===== */
.ev-guide {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  padding: 60px 0;
  margin-top: 40px;
}

.ev-guide__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.ev-guide__title {
  font-size: 28px;
  font-weight: 700;
  color: var(--ev-white);
  text-align: center;
  margin-bottom: 48px;
}

.ev-guide__steps {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 16px;
}

.ev-guide__step {
  flex: 1;
  max-width: 200px;
  text-align: center;
  position: relative;
}

.ev-guide__step-num {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  color: var(--ev-dark);
  background: var(--ev-accent);
  border-radius: 50%;
  z-index: 5;
}

.ev-guide__step-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.ev-guide__step-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--ev-white);
  margin-bottom: 8px;
}

.ev-guide__step-desc {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.5;
}

.ev-guide__arrow {
  font-size: 24px;
  color: rgba(255, 255, 255, 0.3);
  margin-top: 40px;
}

/* ===== Notice Section ===== */
.ev-notice {
  background: var(--ev-white);
  padding: 40px 0;
  border-top: 1px solid var(--ev-gray-200);
}

.ev-notice__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.ev-notice__title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--ev-gray-700);
  margin-bottom: 16px;
}

.ev-notice__title svg {
  stroke: var(--ev-gray-500);
}

.ev-notice__list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.ev-notice__list li {
  position: relative;
  padding-left: 16px;
  font-size: 13px;
  color: var(--ev-gray-500);
  line-height: 2;
}

.ev-notice__list li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--ev-gray-400);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .ev-main-events {
    grid-template-columns: 1fr;
  }
  
  .ev-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .ev-guide__steps {
    flex-wrap: wrap;
  }
  
  .ev-guide__arrow {
    display: none;
  }
  
  .ev-guide__step {
    flex: 0 0 calc(50% - 8px);
    margin-bottom: 24px;
  }
}

@media (max-width: 768px) {
  .ev-hero__title {
    font-size: 32px;
  }
  
  .ev-hero__inner {
    padding: 60px 20px;
  }
  
  .ev-countdown {
    padding: 16px 20px;
    gap: 4px;
  }
  
  .ev-countdown__item {
    min-width: 50px;
  }
  
  .ev-countdown__num {
    font-size: 28px;
  }
  
  .ev-tabs {
    gap: 4px;
    padding: 16px;
    overflow-x: auto;
  }
  
  .ev-tab {
    padding: 10px 18px;
    font-size: 14px;
    white-space: nowrap;
  }
  
  .ev-grid,
  .ev-grid--upcoming,
  .ev-grid--ended {
    grid-template-columns: 1fr;
  }
  
  .ev-guide__step {
    flex: 0 0 100%;
  }
}