/**
 * ux-002: Empty States - Friendly messages when no data
 * AIPerformRBE theme colors: #006B3F (primary), #2d2d2d (dark bg), #ddd (text)
 */

/* ========================================
   BASE EMPTY STATE CONTAINER
   ======================================== */

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 24px;
    text-align: center;
    min-height: 200px;
    background: rgba(45, 45, 45, 0.3);
    border-radius: 8px;
    border: 1px dashed rgba(255, 255, 255, 0.1);
}

.empty-state.compact {
    padding: 24px 16px;
    min-height: 120px;
}

.empty-state.inline {
    flex-direction: row;
    text-align: left;
    padding: 16px;
    min-height: auto;
    gap: 16px;
}

/* ========================================
   ICON STYLES
   ======================================== */

.empty-state-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(0, 107, 63, 0.2), rgba(0, 107, 63, 0.05));
    border-radius: 50%;
    color: #006B3F;
}

.empty-state-icon i,
.empty-state-icon .fas,
.empty-state-icon .far,
.empty-state-icon .fa {
    font-size: 32px;
}

.empty-state-icon svg {
    width: 40px;
    height: 40px;
}

.empty-state.compact .empty-state-icon {
    width: 56px;
    height: 56px;
    margin-bottom: 16px;
}

.empty-state.compact .empty-state-icon i {
    font-size: 24px;
}

.empty-state.inline .empty-state-icon {
    margin-bottom: 0;
    width: 48px;
    height: 48px;
    flex-shrink: 0;
}

.empty-state.inline .empty-state-icon i {
    font-size: 20px;
}

/* ========================================
   TEXT CONTENT
   ======================================== */

.empty-state-content {
    max-width: 400px;
}

.empty-state-title {
    font-size: 18px;
    font-weight: 600;
    color: #ddd;
    margin-bottom: 8px;
}

.empty-state.compact .empty-state-title {
    font-size: 16px;
}

.empty-state-message {
    font-size: 14px;
    color: #999;
    line-height: 1.5;
    margin-bottom: 16px;
}

.empty-state.compact .empty-state-message {
    font-size: 13px;
    margin-bottom: 12px;
}

.empty-state.inline .empty-state-message {
    margin-bottom: 0;
}

/* ========================================
   ACTIONS
   ======================================== */

.empty-state-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}

.empty-state.inline .empty-state-actions {
    margin-left: auto;
}

.empty-state-btn {
    padding: 10px 20px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.empty-state-btn.primary {
    background: #006B3F;
    color: white;
}

.empty-state-btn.primary:hover {
    background: #008550;
    color: white;
    text-decoration: none;
}

.empty-state-btn.secondary {
    background: transparent;
    color: #ddd;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.empty-state-btn.secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    text-decoration: none;
}

/* ========================================
   VARIATIONS - CONTEXT SPECIFIC
   ======================================== */

/* Search - No Results */
.empty-state.search {
    background: linear-gradient(180deg, rgba(52, 152, 219, 0.05) 0%, rgba(45, 45, 45, 0.3) 100%);
}

.empty-state.search .empty-state-icon {
    background: linear-gradient(135deg, rgba(52, 152, 219, 0.2), rgba(52, 152, 219, 0.05));
    color: #3498db;
}

/* Error State */
.empty-state.error {
    background: linear-gradient(180deg, rgba(231, 76, 60, 0.05) 0%, rgba(45, 45, 45, 0.3) 100%);
    border-color: rgba(231, 76, 60, 0.2);
}

.empty-state.error .empty-state-icon {
    background: linear-gradient(135deg, rgba(231, 76, 60, 0.2), rgba(231, 76, 60, 0.05));
    color: #e74c3c;
}

/* Success/Complete State */
.empty-state.success {
    background: linear-gradient(180deg, rgba(0, 107, 63, 0.05) 0%, rgba(45, 45, 45, 0.3) 100%);
    border-color: rgba(0, 107, 63, 0.2);
}

/* Info/Notice State */
.empty-state.info {
    background: linear-gradient(180deg, rgba(52, 152, 219, 0.05) 0%, rgba(45, 45, 45, 0.3) 100%);
}

.empty-state.info .empty-state-icon {
    background: linear-gradient(135deg, rgba(52, 152, 219, 0.2), rgba(52, 152, 219, 0.05));
    color: #3498db;
}

/* ========================================
   TABLE EMPTY STATE
   ======================================== */

.table-empty-state {
    padding: 40px 20px;
}

.table-empty-state .empty-state-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 16px;
}

.table-empty-state .empty-state-icon i {
    font-size: 28px;
}

/* ========================================
   CARD EMPTY STATE (for sidebar widgets)
   ======================================== */

.card-empty-state {
    padding: 24px 16px;
    min-height: auto;
    background: transparent;
    border: none;
}

.card-empty-state .empty-state-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 12px;
}

.card-empty-state .empty-state-icon i {
    font-size: 20px;
}

.card-empty-state .empty-state-title {
    font-size: 14px;
}

.card-empty-state .empty-state-message {
    font-size: 12px;
}

/* ========================================
   ANIMATION
   ======================================== */

.empty-state {
    animation: fadeInUp 0.3s ease-out;
}

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

/* ========================================
   UTILITY CLASSES
   ======================================== */

.empty-state-suggestion {
    margin-top: 24px;
    padding: 16px;
    background: rgba(0, 107, 63, 0.1);
    border-radius: 8px;
    border-left: 3px solid #006B3F;
}

.empty-state-suggestion-title {
    font-size: 13px;
    font-weight: 600;
    color: #006B3F;
    margin-bottom: 4px;
}

.empty-state-suggestion-text {
    font-size: 12px;
    color: #999;
}