/* ========================================
   Premium Sidebar - 사이드바
   ======================================== */

.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: var(--sidebar-width);
    height: 100vh;
    height: 100svh;
    background: linear-gradient(180deg, var(--primary) 0%, var(--primary-light) 100%);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar-header {
    padding: 16px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.logo-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    object-fit: contain;
    flex-shrink: 0;
}

.logo-text {
    color: white;
    font-size: 18px;
    font-weight: 700;
    font-family: 'Playfair Display', Georgia, serif;
    letter-spacing: 1px;
}
.logo-text span {
    color: var(--accent);
    font-weight: 700;
}

.nav-section {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.nav-section::-webkit-scrollbar { display: none; }

.nav-label {
    color: rgba(255,255,255,0.4);
    font-size: 9px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 10px 10px 6px;
    margin-top: 4px;
}

.nav-menu { list-style: none; }
.nav-item { margin-bottom: 1px; }

.nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.2s;
    position: relative;
}

.nav-link::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 0;
    background: var(--accent);
    border-radius: 0 2px 2px 0;
    transition: height 0.2s;
}

.nav-link:hover { background: rgba(255,255,255,0.08); color: white; }
.nav-link.active { background: rgba(233, 69, 96, 0.15); color: white; }
.nav-link.active::before { height: 16px; }

.nav-icon { width: 16px; height: 16px; opacity: 0.8; flex-shrink: 0; display: inline-flex; align-items: center; justify-content: center; }
.nav-icon svg { width: 16px; height: 16px; }
.nav-link:hover .nav-icon, .nav-link.active .nav-icon { opacity: 1; }
.nav-text { font-size: 12px; font-weight: 500; flex: 1; }

.nav-badge {
    background: var(--accent);
    color: white;
    font-size: 9px;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 10px;
}

.nav-badge.gold {
    background: linear-gradient(135deg, var(--gold) 0%, #c9a227 100%);
    color: var(--primary);
}

.nav-arrow { width: 14px; height: 14px; opacity: 0.5; transition: transform 0.2s; }
.nav-item.open > .nav-link .nav-arrow { transform: rotate(90deg); }

.sub-menu {
    list-style: none;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s;
}

.nav-item.open > .sub-menu { max-height: 500px; }
.sub-menu .nav-link { padding: 6px 10px 6px 26px; font-size: 11px; }
.sub-menu .nav-link::before { display: none; }

.sidebar-footer {
    padding: 12px;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.sidebar-footer-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 10px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 6px;
    color: rgba(255,255,255,0.7);
    font-size: 11px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
}

.sidebar-footer-btn:hover { background: rgba(255,255,255,0.1); color: white; }

/* 사이드바 오버레이 */
.sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.3s, visibility 0.3s;
}

.sidebar-overlay.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

/* ========================================
   사이드바 모달
   ======================================== */

.sidebar-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.sidebar-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.sidebar-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    background: var(--bg-card);
    border-radius: 16px;
    width: 90%;
    max-width: 380px;
    max-height: 90vh;
    z-index: 2001;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    border: 1px solid var(--border);
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.sidebar-modal.active {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

.sidebar-modal-lg {
    max-width: 480px;
}

.sidebar-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 20px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-main);
}

.sidebar-modal-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}

.sidebar-modal-title svg {
    width: 20px;
    height: 20px;
    color: var(--accent);
}

.sidebar-modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: var(--bg-card);
    border-radius: 8px;
    font-size: 18px;
    cursor: pointer;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.sidebar-modal-close:hover {
    background: var(--accent);
    color: white;
}

.sidebar-modal-body {
    padding: 20px;
    overflow-y: auto;
    flex: 1;
}

.sidebar-modal-tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.sidebar-modal-tab {
    flex: 1;
    padding: 10px;
    background: var(--bg-main);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    text-align: center;
    text-decoration: none;
    transition: all 0.2s;
}

.sidebar-modal-tab:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.sidebar-modal-tab.active {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
}

.sidebar-modal-content {
    min-height: 100px;
}

.sidebar-modal-info {
    text-align: center;
    color: var(--text-secondary);
    font-size: 14px;
    padding: 30px 0;
}

.sidebar-modal-footer {
    display: flex;
    gap: 10px;
    padding: 16px 20px;
    border-top: 1px solid var(--border);
    background: var(--bg-main);
}

.sidebar-modal-btn {
    flex: 1;
    padding: 12px 16px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.sidebar-modal-btn.primary {
    background: linear-gradient(135deg, var(--accent), #ff6b6b);
    border: none;
    color: white;
}

.sidebar-modal-btn.primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px var(--accent-glow);
}

.sidebar-modal-btn.secondary {
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-secondary);
}

.sidebar-modal-btn.secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* 사이드바 모달 타이틀 아이콘 */
.sidebar-modal-title-icon {
    width: 32px;
    height: 32px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.sidebar-modal-title-icon svg {
    width: 16px;
    height: 16px;
}

.sidebar-modal-title-icon.message {
    background: rgba(99, 102, 241, 0.15);
    color: #6366f1;
}

.sidebar-modal-title-icon.point {
    background: rgba(212, 175, 55, 0.15);
    color: var(--gold);
}

.sidebar-modal-title-icon.scrap {
    background: rgba(233, 69, 96, 0.15);
    color: var(--accent);
}

/* 사이드바 모달 통계 요약 */
.sidebar-stat-summary {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-bottom: 16px;
}

.sidebar-stat-summary.three {
    grid-template-columns: repeat(3, 1fr);
}

.sidebar-stat-summary.single {
    grid-template-columns: 1fr;
}

.sidebar-stat-item {
    background: var(--bg-main);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 14px 12px;
    text-align: center;
    transition: all 0.2s;
}

.sidebar-stat-item:hover {
    border-color: var(--accent);
}

.sidebar-stat-item.full {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.sidebar-stat-label {
    display: block;
    font-size: 11px;
    color: var(--text-light);
    margin-bottom: 6px;
}

.sidebar-stat-item.full .sidebar-stat-label {
    margin-bottom: 0;
}

.sidebar-stat-value {
    display: block;
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.sidebar-stat-value.accent { color: var(--accent); }
.sidebar-stat-value.point { color: var(--gold); }
.sidebar-stat-value.plus { color: #10b981; }
.sidebar-stat-value.minus { color: var(--accent); }

/* 사이드바 히스토리 리스트 */
.sidebar-history-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.sidebar-history-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 240px;
    overflow-y: auto;
}

.sidebar-history-list::-webkit-scrollbar {
    width: 4px;
}

.sidebar-history-list::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 2px;
}

.sidebar-history-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    background: var(--bg-main);
    border: 1px solid var(--border);
    border-radius: 10px;
    text-decoration: none;
    color: inherit;
    transition: all 0.2s;
    position: relative;
}

.sidebar-history-item:hover {
    border-color: var(--accent);
    transform: translateX(4px);
}

.sidebar-history-item.unread {
    background: rgba(99, 102, 241, 0.08);
    border-color: rgba(99, 102, 241, 0.3);
}

.sidebar-history-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.sidebar-history-icon svg {
    width: 16px;
    height: 16px;
}

.sidebar-history-icon.message {
    background: rgba(99, 102, 241, 0.12);
    color: #6366f1;
}

.sidebar-history-icon.plus {
    background: rgba(16, 185, 129, 0.12);
    color: #10b981;
}

.sidebar-history-icon.minus {
    background: rgba(233, 69, 96, 0.12);
    color: var(--accent);
}

.sidebar-history-icon.scrap {
    background: rgba(245, 158, 11, 0.12);
    color: #f59e0b;
}

.sidebar-history-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.sidebar-history-sender {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

.sidebar-history-desc {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-history-date {
    font-size: 11px;
    color: var(--text-light);
}

.sidebar-history-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    color: var(--text-light);
}

.sidebar-history-board {
    color: var(--accent);
    font-weight: 500;
}

.sidebar-history-amount {
    font-size: 14px;
    font-weight: 700;
    flex-shrink: 0;
}

.sidebar-history-amount.plus { color: #10b981; }
.sidebar-history-amount.minus { color: var(--accent); }

.sidebar-new-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 18px;
    height: 18px;
    background: var(--accent);
    color: white;
    border-radius: 50%;
    font-size: 10px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sidebar-empty {
    padding: 30px 20px;
    text-align: center;
    color: var(--text-light);
    font-size: 13px;
}

.sidebar-history-count {
    font-size: 11px;
    font-weight: 400;
    color: var(--text-light);
}

/* 사이드바 페이징 */
.sidebar-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.sidebar-page-btn {
    width: 32px;
    height: 32px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg-card);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.sidebar-page-btn:hover:not(:disabled) {
    border-color: var(--accent);
    color: var(--accent);
}

.sidebar-page-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.sidebar-page-btn svg {
    width: 16px;
    height: 16px;
}

.sidebar-page-info {
    font-size: 13px;
    color: var(--text-secondary);
    min-width: 60px;
    text-align: center;
}

.sidebar-page-info span {
    font-weight: 600;
    color: var(--text-primary);
}

/* 사이드바 로딩 */
.sidebar-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
}

.sidebar-spinner {
    width: 28px;
    height: 28px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: sidebarSpin 0.8s linear infinite;
}

@keyframes sidebarSpin {
    to { transform: rotate(360deg); }
}

/* 포인트 모달 (legacy) */
.point-summary {
    background: linear-gradient(135deg, var(--accent), #ff6b6b);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 16px;
    text-align: center;
}

.point-current {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.point-label {
    font-size: 12px;
    color: rgba(255,255,255,0.8);
}

.point-value {
    font-size: 32px;
    font-weight: 700;
    color: white;
}

/* 게임센터 모달 */
.game-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.game-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px;
    background: var(--bg-main);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
}

.game-item:hover {
    background: rgba(233, 69, 96, 0.1);
    transform: translateX(4px);
}

.game-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
}

.game-info {
    flex: 1;
}

.game-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.game-desc {
    font-size: 12px;
    color: var(--text-secondary);
}

.game-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    padding: 3px 8px;
    background: var(--accent);
    color: white;
    font-size: 10px;
    font-weight: 700;
    border-radius: 4px;
}

.game-badge.new {
    background: linear-gradient(135deg, #10b981, #34d399);
}

/* 반응형 - 사이드바 */
@media (max-width: 992px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.active { transform: translateX(0); }

    .sidebar-modal {
        width: 95%;
        max-height: 85vh;
    }
}

@media (max-width: 480px) {
    .sidebar-modal-header {
        padding: 14px 16px;
    }

    .sidebar-modal-body {
        padding: 16px;
    }

    .sidebar-modal-footer {
        padding: 12px 16px;
    }

    .point-value {
        font-size: 28px;
    }

    /* 사이드바 모달 반응형 */
    .sidebar-modal-title-icon {
        width: 28px;
        height: 28px;
    }

    .sidebar-modal-title-icon svg {
        width: 14px;
        height: 14px;
    }

    .sidebar-stat-summary {
        gap: 8px;
        margin-bottom: 12px;
    }

    .sidebar-stat-summary.three {
        grid-template-columns: repeat(3, 1fr);
    }

    .sidebar-stat-item {
        padding: 10px 8px;
        border-radius: 10px;
    }

    .sidebar-stat-label {
        font-size: 10px;
        margin-bottom: 4px;
    }

    .sidebar-stat-value {
        font-size: 15px;
    }

    .sidebar-history-title {
        font-size: 12px;
        margin-bottom: 10px;
    }

    .sidebar-history-list {
        gap: 6px;
        max-height: 200px;
    }

    .sidebar-history-item {
        padding: 10px 12px;
        gap: 10px;
    }

    .sidebar-history-icon {
        width: 32px;
        height: 32px;
    }

    .sidebar-history-icon svg {
        width: 14px;
        height: 14px;
    }

    .sidebar-history-sender,
    .sidebar-history-desc {
        font-size: 12px;
    }

    .sidebar-history-date {
        font-size: 10px;
    }

    .sidebar-history-amount {
        font-size: 13px;
    }

    .sidebar-new-badge {
        width: 16px;
        height: 16px;
        font-size: 9px;
        top: 8px;
        right: 8px;
    }

    .sidebar-empty {
        padding: 24px 16px;
        font-size: 12px;
    }
}