/* =========================================================
   PORTAL.CSS - Game Portal Page Exclusive Styles
   - .page--portal 스코프 하위에서만 적용
   - 전역 클래스(.btn, .container, .badge 등)는 재정의하지 않음
   - portal 전용 클래스는 portal- prefix 사용
   ========================================================= */

/* ---------------------------------------------------------
   1) PORTAL HERO SECTION
--------------------------------------------------------- */
.page--portal .portal-hero {
  margin-top: 80px; /* 헤더 높이만큼 여백 추가 */
  padding: var(--space-16) 0 var(--space-12);
  background: linear-gradient(135deg, var(--color-bg-elevated) 0%, var(--color-bg) 100%);
  border-bottom: 1px solid var(--color-border);
}

.page--portal .portal-hero__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-8);
}

.page--portal .portal-hero__copy {
  flex: 1;
}

.page--portal .portal-hero__title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-3);
  color: var(--color-text-primary);
}

.page--portal .portal-hero__subtitle {
  font-size: 1rem;
  line-height: var(--line-height-normal);
  color: var(--color-text-secondary);
  max-width: 560px;
}

.page--portal .portal-hero__stats {
  display: flex;
  gap: var(--space-4);
}

.page--portal .portal-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-4);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
  box-shadow: var(--shadow-sm);
  min-width: 100px;
}

.page--portal .portal-stat--accent {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(99, 102, 241, 0.05));
  border-color: var(--color-primary);
}

.page--portal .portal-stat__label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-tertiary);
}

.page--portal .portal-stat__value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.page--portal .portal-stat--accent .portal-stat__value {
  color: var(--color-primary);
}

/* ---------------------------------------------------------
   2) PORTAL CONTROLS (Filter/Search/Sort)
--------------------------------------------------------- */
.page--portal .portal-controls {
  padding: var(--space-8) 0;
  margin-top: calc(var(--header-height) + var(--space-8));
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: var(--header-height);
  z-index: 50;
}

.page--portal .portal-controls__inner {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
  margin-bottom: var(--space-3);
}

.page--portal .portal-controls__summary {
  display: flex;
  justify-content: flex-end;
}

.page--portal .portal-summary {
  font-size: 0.875rem;
  color: var(--color-text-tertiary);
  font-weight: 500;
}

/* Search */
.page--portal .portal-search {
  position: relative;
  flex: 1;
  min-width: 240px;
  max-width: 360px;
}

.page--portal .portal-search__input {
  width: 100%;
  padding: var(--space-3) var(--space-10) var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
  transition: all var(--transition-fast);
}

.page--portal .portal-search__input:focus {
  outline: none;
  border-color: var(--color-primary);
  background: var(--color-bg-elevated);
}

.page--portal .portal-search__input::placeholder {
  color: var(--color-text-tertiary);
}

.page--portal .portal-search__btn {
  position: absolute;
  right: var(--space-2);
  top: 50%;
  transform: translateY(-50%);
  padding: var(--space-2);
  background: transparent;
  border: none;
  color: var(--color-text-tertiary);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.page--portal .portal-search__btn:hover {
  color: var(--color-primary);
}

/* Filter Toggles */
.page--portal .portal-filter {
  display: flex;
  gap: var(--space-2);
  background: var(--color-surface);
  padding: var(--space-1);
  border-radius: var(--radius-base);
  border: 1px solid var(--color-border);
}

.page--portal .portal-filter__btn {
  padding: var(--space-2) var(--space-4);
  background: transparent;
  border: none;
  border-radius: var(--radius-base);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.page--portal .portal-filter__btn:hover {
  background: var(--color-bg-elevated);
  color: var(--color-text-primary);
}

.page--portal .portal-filter__btn.active {
  background: var(--color-primary);
  color: var(--color-bg);
}

/* Platform Chips */
.page--portal .portal-platform {
  display: flex;
  gap: var(--space-2);
}

.page--portal .chip--filter {
  cursor: pointer;
  transition: all var(--transition-fast);
}

.page--portal .chip--filter:hover {
  border-color: var(--color-primary);
  color: var(--color-text-primary);
}

.page--portal .chip--filter.active {
  background: var(--color-primary);
  color: var(--color-bg);
  border-color: var(--color-primary);
}

/* Sort Select */
.page--portal .portal-sort__select {
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
  color: var(--color-text-primary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.page--portal .portal-sort__select:hover {
  border-color: var(--color-primary);
}

.page--portal .portal-sort__select:focus {
  outline: none;
  border-color: var(--color-primary);
  background: var(--color-bg-elevated);
}

/* ---------------------------------------------------------
   3) PORTAL GAME GRID
--------------------------------------------------------- */
.page--portal .portal-games {
  padding: var(--space-16) 0;
  background: var(--color-bg);
}

.page--portal .portal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-6);
}

/* Game Card - 바이올렛 스타일 */
.page--portal .portal-card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all var(--transition-base);
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.page--portal .portal-card:hover,
.page--portal .portal-card:focus {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

.page--portal .portal-card:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.page--portal .portal-card--soon {
  opacity: 0.85;
}

.page--portal .portal-card--soon:hover {
  opacity: 1;
}

/* Card Media */
.page--portal .portal-card__media {
  position: relative;
  padding-top: 56.25%; /* 16:9 aspect ratio */
  background: var(--color-bg);
  overflow: hidden;
}

.page--portal .portal-card__thumb {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-bg-elevated), var(--color-bg));
}

.page--portal .portal-card__image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.page--portal .portal-card:hover .portal-card__image {
  transform: scale(1.05);
}

.page--portal .portal-card--live .portal-card__thumb {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(99, 102, 241, 0.05));
}

/* Coming Soon card image effects */
.page--portal .portal-card--soon .portal-card__image {
  filter: grayscale(30%) brightness(0.8);
}

.page--portal .portal-card--soon .portal-card__media::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 60%;
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.5) 0%,
    rgba(0, 0, 0, 0.3) 50%,
    rgba(0, 0, 0, 0) 100%
  );
  pointer-events: none;
  z-index: 1;
}

.page--portal .portal-card--soon:hover .portal-card__image {
  filter: grayscale(20%) brightness(0.9);
  transform: scale(1.05);
}

.page--portal .portal-card__placeholder {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-text-tertiary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.page--portal .portal-card__badges {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  display: flex;
  gap: var(--space-2);
  z-index: 2;
}

/* Card Body */
.page--portal .portal-card__body {
  padding: var(--space-4);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.page--portal .portal-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: var(--line-height-base);
  margin-bottom: var(--space-2);
  color: var(--color-text-primary);
}

.page--portal .portal-card__desc {
  font-size: 0.875rem;
  line-height: var(--line-height-base);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
  flex: 1;
}

.page--portal .portal-card--soon .portal-card__title,
.page--portal .portal-card--soon .portal-card__desc {
  color: var(--color-text-tertiary);
}

.page--portal .portal-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.page--portal .portal-card__actions {
  display: flex;
  gap: var(--space-2);
  margin-left: auto;
}

/* Notify Button */
.page--portal .portal-notify-btn {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.page--portal .portal-notify-btn:hover {
  background: var(--color-primary);
  color: var(--color-bg);
}

/* Badge Variants for Portal */
.page--portal .badge-live {
  background: var(--color-primary);
  color: white;
  border: 2px solid var(--color-primary);
  font-weight: 700;
  font-size: 0.8rem;
  padding: var(--space-2) var(--space-4);
  backdrop-filter: blur(10px);
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.6), 0 4px 12px rgba(0, 0, 0, 0.4);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
  z-index: 2;
  position: relative;
}

.page--portal .badge-soon {
  background: var(--color-bg);
  color: var(--color-text-primary);
  border: 2px solid var(--color-border);
  font-weight: 700;
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  z-index: 2;
  position: relative;
}

.page--portal .badge-credit {
  background: var(--color-accent);
  color: white;
  border: 2px solid var(--color-accent);
  font-weight: 700;
  font-size: 0.8rem;
  padding: var(--space-2) var(--space-4);
  backdrop-filter: blur(10px);
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.6), 0 4px 12px rgba(0, 0, 0, 0.4);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
  z-index: 2;
  position: relative;
}

/* Game Card Stats (찜 수/플레이 수) */
.page--portal .game-card-stats {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  display: flex;
  gap: var(--space-2);
  z-index: 2;
}

.page--portal .game-card-stat {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-2);
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  border-radius: var(--radius-full);
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
}

.page--portal .game-card-stat svg {
  flex-shrink: 0;
  opacity: 0.9;
}

/* ---------------------------------------------------------
   4) PORTAL CTA SECTION
--------------------------------------------------------- */
.page--portal .portal-cta {
  padding: var(--space-16) 0;
  background: linear-gradient(135deg, var(--color-bg-elevated) 0%, var(--color-bg) 100%);
  border-top: 1px solid var(--color-border);
}

.page--portal .portal-cta__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-8);
  padding: var(--space-8);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
  box-shadow: var(--shadow-card);
}

.page--portal .portal-cta__copy {
  flex: 1;
}

.page--portal .portal-cta__title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-2);
  color: var(--color-text-primary);
}

.page--portal .portal-cta__desc {
  font-size: 1rem;
  line-height: var(--line-height-base);
  color: var(--color-text-secondary);
  max-width: 560px;
}

.page--portal .portal-cta__actions {
  display: flex;
  gap: var(--space-3);
}

/* ---------------------------------------------------------
   RESPONSIVE
--------------------------------------------------------- */
@media (max-width: 1024px) {
  .page--portal .portal-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-5);
  }

  .page--portal .portal-hero__inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .page--portal .portal-hero__stats {
    width: 100%;
    justify-content: space-between;
  }
}

@media (max-width: 768px) {
  .page--portal .portal-hero {
    padding: var(--space-12) 0 var(--space-8);
  }

  .page--portal .portal-controls {
    position: static;
  }

  .page--portal .portal-controls__inner {
    flex-direction: column;
    align-items: stretch;
  }

  .page--portal .portal-search {
    max-width: 100%;
  }

  .page--portal .portal-filter,
  .page--portal .portal-platform {
    width: 100%;
    justify-content: space-between;
  }

  .page--portal .portal-grid {
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: var(--space-4);
  }

  .page--portal .portal-cta__inner {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }

  .page--portal .portal-cta__actions {
    flex-direction: column;
  }

  .page--portal .portal-cta__desc {
    max-width: 100%;
  }
}

@media (max-width: 480px) {
  .page--portal .portal-hero__stats {
    flex-direction: column;
    gap: var(--space-3);
  }

  .page--portal .portal-stat {
    width: 100%;
    flex-direction: row;
    justify-content: space-between;
    min-width: auto;
  }

  .page--portal .portal-grid {
    grid-template-columns: 1fr;
  }

  .page--portal .portal-filter__btn,
  .page--portal .chip--filter {
    flex: 1;
    justify-content: center;
  }
}

/* ---------------------------------------------------------
   ACCESSIBILITY
--------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  .page--portal .portal-card {
    transition: none;
    transform: none;
  }

  .page--portal .portal-card:hover {
    transform: none;
  }
}

@media (prefers-contrast: high) {
  .page--portal .portal-card,
  .page--portal .portal-cta__inner {
    border-width: 2px;
  }
}