/* === PROMPT HISTORY SPECIFIC STYLES === */

.main-stage {
    overflow: hidden;
    justify-content: flex-start;
    padding-top: 60px;
    align-items: center;
}

.history-container {
    width: 100%;
    max-width: 1000px;
    height: 100%;
    display: flex;
    flex-direction: column;
    gap: 30px;
    padding-bottom: 40px;
}

.history-header {
    text-align: center;
    margin-bottom: 20px;
    flex-shrink: 0;
}

.history-title {
    font-size: 48px;
    font-weight: 800;
    letter-spacing: -1.5px;
    line-height: 1.1;
    background: linear-gradient(180deg, #ffffff 0%, #cbd5e1 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 12px;
}

.history-subtitle {
    font-size: 16px;
    color: var(--text-muted);
    font-weight: 400;
}

/* === FILTERS BAR === */
.filters-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
    flex-shrink: 0;
}

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

.filter-btn {
    padding: 10px 20px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid transparent;
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s var(--ease-elastic);
    font-family: 'Plus Jakarta Sans', sans-serif;
}

.filter-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
    border-color: rgba(255, 255, 255, 0.1);
}

.filter-btn.active {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(139, 92, 246, 0.2));
    border-color: rgba(139, 92, 246, 0.3);
    color: #fff;
    box-shadow: 0 0 15px rgba(59, 130, 246, 0.2);
}

.search-box {
    position: relative;
    flex: 1;
    min-width: 250px;
    max-width: 400px;
}

.search-box i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 18px;
    pointer-events: none;
}

.search-box input {
    width: 100%;
    padding: 12px 16px 12px 44px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: #fff;
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 14px;
    transition: all 0.3s;
    outline: none;
}

.search-box input:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(139, 92, 246, 0.4);
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.15);
}

.search-box input::placeholder {
    color: var(--text-muted);
}

/* === HISTORY LIST === */
.history-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    flex: 1 1 auto;
    overflow-y: auto;
    overflow-x: hidden;
    min-height: 0;
    padding-right: 8px;
}

.history-list::-webkit-scrollbar {
    width: 8px;
}

.history-list::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
}

.history-list::-webkit-scrollbar-thumb {
    background: rgba(139, 92, 246, 0.3);
    border-radius: 4px;
}

.history-list::-webkit-scrollbar-thumb:hover {
    background: rgba(139, 92, 246, 0.5);
}

.history-item {
    background: rgba(20, 20, 30, 0.6);
    backdrop-filter: blur(25px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 24px;
    cursor: pointer;
    transition: all 0.3s var(--ease-elastic);
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
}

.history-item::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.05'/%3E%3C/svg%3E");
    opacity: 0.4;
    pointer-events: none;
    z-index: 0;
}

.history-item:hover {
    transform: translateY(-2px);
    border-color: rgba(139, 92, 246, 0.4);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4), 0 0 20px rgba(139, 92, 246, 0.1);
    background: rgba(25, 25, 35, 0.7);
}

.history-item-content {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
}

.history-item-main {
    flex: 1;
}

.history-item-title {
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 8px;
    line-height: 1.4;
}

.history-item-preview {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.history-item-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.meta-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 8px;
    background: rgba(139, 92, 246, 0.15);
    border: 1px solid rgba(139, 92, 246, 0.3);
    color: #a78bfa;
    font-size: 12px;
    font-weight: 600;
}

.meta-time {
    font-size: 12px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
}

.history-item-actions {
    display: flex;
    gap: 8px;
    opacity: 0;
    transition: opacity 0.3s;
}

.history-item:hover .history-item-actions {
    opacity: 1;
}

.action-btn {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
    display: grid;
    place-items: center;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 16px;
}

.action-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border-color: rgba(255, 255, 255, 0.2);
}

.action-btn.copy:hover {
    background: rgba(59, 130, 246, 0.2);
    border-color: rgba(59, 130, 246, 0.4);
    color: #60a5fa;
}

.action-btn.delete:hover {
    background: rgba(239, 68, 68, 0.2);
    border-color: rgba(239, 68, 68, 0.4);
    color: #f87171;
}

/* === EMPTY STATE === */
.empty-state {
    text-align: center;
    padding: 80px 20px;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 64px;
    margin-bottom: 24px;
    opacity: 0.3;
}

.empty-state h3 {
    font-size: 24px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 12px;
}

.empty-state p {
    font-size: 16px;
    color: var(--text-muted);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .history-title {
        font-size: 36px;
    }

    .filters-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-group {
        justify-content: center;
    }

    .search-box {
        max-width: 100%;
    }

    .history-item-content {
        flex-direction: column;
    }

    .history-item-actions {
        opacity: 1;
        align-self: flex-end;
    }
}