/* ============================================================
   tier-lock.css — Tier System Phase 4 (2026-04-19)
   블러 효과 + 잠금 오버레이 + 배지 스타일
   ============================================================ */

/* ----- 부분 블러 섹션 (Dashboard 하단 등) ----- */
.tier-blur-section {
    position: relative;
    filter: blur(8px);
    -webkit-filter: blur(8px);
    pointer-events: none;
    user-select: none;
    min-height: 200px;
    transition: filter 0.3s ease;
}

/* ----- 전체 페이지 블러 ----- */
.tier-blur-page {
    filter: blur(8px);
    -webkit-filter: blur(8px);
    pointer-events: none;
    user-select: none;
}

/* ----- 중앙 오버레이 (블러 위에 떠 있는 CTA) ----- */
.tier-lock-overlay {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: white;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    padding: 32px 40px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    text-align: center;
    max-width: 480px;
    width: calc(100% - 32px);
    box-sizing: border-box;
}

.tier-lock-overlay h3 {
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 12px;
    color: #111827;
}

.tier-lock-overlay p {
    color: #6b7280;
    margin: 0 0 24px;
    line-height: 1.6;
    font-size: 14px;
}

.tier-lock-overlay .cta-group {
    display: flex;
    gap: 8px;
    justify-content: center;
    flex-wrap: wrap;
}

/* 오버레이 버튼 — 전역 .btn-* hover 규칙(color: var(--text-primary)) 이
   다크 테마에서 흰색이라 흰 배경 오버레이에서 텍스트가 사라지는 회귀 방지.
   color 와 background-color 모두 !important 로 고정하여 cascade 차단. */
.tier-lock-overlay .btn-primary,
.tier-lock-overlay .btn-secondary {
    padding: 10px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    font-size: 14px;
    transition: background-color 0.15s ease, color 0.15s ease, opacity 0.15s ease;
    font-family: inherit;
    line-height: 1.4;
}

.tier-lock-overlay .btn-primary {
    background-color: #3b82f6 !important;
    color: #ffffff !important;
    border: 1px solid #3b82f6 !important;
}

.tier-lock-overlay .btn-primary:hover,
.tier-lock-overlay .btn-primary:focus,
.tier-lock-overlay .btn-primary:active {
    background-color: #2563eb !important;
    color: #ffffff !important;
    border-color: #2563eb !important;
    opacity: 1 !important;
}

.tier-lock-overlay .btn-secondary {
    background-color: #ffffff !important;
    color: #374151 !important;
    border: 1px solid #d1d5db !important;
}

.tier-lock-overlay .btn-secondary:hover,
.tier-lock-overlay .btn-secondary:focus,
.tier-lock-overlay .btn-secondary:active {
    background-color: #f3f4f6 !important;
    color: #111827 !important;
    border-color: #9ca3af !important;
    opacity: 1 !important;
}

/* ----- 부분 블러용 인라인 오버레이 (Dashboard 하단 등 영역 단위) ----- */
.tier-lock-inline {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(2px);
    z-index: 10;
    pointer-events: auto;
    border-radius: 8px;
}

.tier-lock-inline-card {
    background: white;
    padding: 20px 28px;
    border-radius: 10px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    text-align: center;
}

.tier-lock-inline-card h4 {
    font-size: 16px;
    font-weight: 700;
    margin: 0 0 8px;
    color: #111827;
}

.tier-lock-inline-card p {
    font-size: 13px;
    color: #6b7280;
    margin: 0 0 16px;
}

/* ----- 헤더 알림 배지 (관리자 신청 카운터) ----- */
.badge-pending {
    background: #ef4444;
    color: white;
    font-size: 11px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 10px;
    margin-left: 4px;
    line-height: 1.4;
    display: inline-block;
    min-width: 16px;
}

/* ----- 신청 모달 ----- */
.tier-request-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.tier-request-modal.is-open {
    display: flex;
}

.tier-request-modal-content {
    background: white;
    border-radius: 12px;
    padding: 32px;
    max-width: 420px;
    width: calc(100% - 32px);
    box-sizing: border-box;
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.2);
}

.tier-request-modal-content h3 {
    margin: 0 0 12px;
    font-size: 20px;
    font-weight: 700;
    color: #111827;
}

.tier-request-modal-content p {
    color: #6b7280;
    line-height: 1.6;
    margin: 0 0 24px;
    font-size: 14px;
}

.tier-request-modal-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

/* 신청 모달 버튼 — 오버레이와 동일하게 전역 .btn-* hover 회귀 방지.
   selector 우선순위 + !important 로 색상/배경 모두 고정. */
.tier-request-modal-content .btn-primary {
    padding: 10px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    font-size: 14px;
    background-color: #3b82f6 !important;
    color: #ffffff !important;
    border: 1px solid #3b82f6 !important;
    transition: background-color 0.15s ease, color 0.15s ease;
}
.tier-request-modal-content .btn-primary:hover,
.tier-request-modal-content .btn-primary:focus,
.tier-request-modal-content .btn-primary:active {
    background-color: #2563eb !important;
    color: #ffffff !important;
    border-color: #2563eb !important;
}
.tier-request-modal-content .btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.tier-request-modal-content .btn-secondary {
    padding: 10px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    font-size: 14px;
    background-color: #ffffff !important;
    color: #374151 !important;
    border: 1px solid #d1d5db !important;
    transition: background-color 0.15s ease, color 0.15s ease;
}
.tier-request-modal-content .btn-secondary:hover,
.tier-request-modal-content .btn-secondary:focus,
.tier-request-modal-content .btn-secondary:active {
    background-color: #f3f4f6 !important;
    color: #111827 !important;
    border-color: #9ca3af !important;
}

/* ----- 다크 모드 (OS prefers-color-scheme: dark) -----
   오버레이/모달 자체는 흰색 배경 유지 (가독성 우선). 단, 카드 내부의
   다크 보조 영역만 어두운 톤으로. 버튼은 위에서 !important 로 고정. */
@media (prefers-color-scheme: dark) {
    /* 의도적으로 카드 배경은 흰색 유지 — 사용자 가독성 우선.
       만약 다크 카드를 원하면 아래 주석을 해제할 것. */
    /*
    .tier-lock-overlay,
    .tier-request-modal-content,
    .tier-lock-inline-card {
        background: #1f2937;
        border-color: #374151;
    }
    */
}