/* ============================================
   MODERN ADMIN 2025 - SIDEBAR & NAVIGATION
   ============================================ */

/* Sidebar for Change List Filters */
#changelist-filter {
    background: white;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

#changelist-filter:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

#changelist-filter h2 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--gray-800);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--gray-200);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

#changelist-filter h2::before {
    content: '\f0b0';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    color: var(--primary);
}

#changelist-filter h3 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    padding: 0.5rem 0.75rem;
    background: var(--gray-50);
    border-radius: var(--radius);
    border-left: 3px solid var(--primary);
}

#changelist-filter ul {
    list-style: none;
    padding: 0;
    margin: 0 0 1rem 0;
}

#changelist-filter li {
    margin-bottom: 0.5rem;
}

#changelist-filter a {
    display: flex;
    align-items: center;
    padding: 0.625rem 0.875rem;
    color: var(--gray-600);
    text-decoration: none;
    border-radius: var(--radius);
    transition: var(--transition-fast);
    font-size: 0.875rem;
}

#changelist-filter a::before {
    content: '\f111';
    font-family: 'Font Awesome 6 Free';
    font-weight: 400;
    font-size: 0.5rem;
    margin-right: 0.75rem;
    color: var(--gray-400);
    transition: var(--transition-fast);
}

#changelist-filter a:hover {
    background: var(--gray-100);
    color: var(--primary);
    padding-left: 1.25rem;
}

#changelist-filter a:hover::before {
    color: var(--primary);
    content: '\f192';
    font-weight: 900;
}

#changelist-filter a.selected,
#changelist-filter li.selected a {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    font-weight: 600;
    box-shadow: var(--shadow-sm);
}

#changelist-filter a.selected::before,
#changelist-filter li.selected a::before {
    content: '\f00c';
    font-weight: 900;
    color: white;
}

/* Filter Actions */
#changelist-filter-clear {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.625rem 1.25rem;
    background: var(--danger);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 0.875rem;
    transition: var(--transition-fast);
    text-align: center;
}

#changelist-filter-clear:hover {
    background: #dc2626;
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

/* ============================================
   MODERN PAGINATION
   ============================================ */

.paginator {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin: 2rem 0;
    padding: 1rem;
    background: white;
    border-radius: var(--radius-xl);
    border: 2px solid var(--gray-200);
}

.paginator a,
.paginator .this-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 2.5rem;
    height: 2.5rem;
    padding: 0 0.75rem;
    border-radius: var(--radius);
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 500;
    transition: var(--transition-fast);
    border: 1px solid transparent;
}

.paginator a:hover {
    background: var(--gray-100);
    color: var(--primary);
    border-color: var(--gray-300);
}

.paginator .this-page {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    font-weight: 600;
    box-shadow: var(--shadow-sm);
}

.paginator .end {
    font-weight: 600;
    color: var(--primary);
    padding: 0 1rem;
}

/* ============================================
   ACTION BAR
   ============================================ */

.actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: white;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-xl);
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.actions label {
    font-weight: 600;
    color: var(--gray-700);
    margin: 0;
}

.actions select {
    flex: 1;
    max-width: 300px;
    padding: 0.625rem 0.875rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-family: inherit;
    transition: var(--transition-fast);
}

.actions select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.actions button,
.actions input[type="submit"] {
    padding: 0.625rem 1.5rem;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.actions button:hover,
.actions input[type="submit"]:hover {
    background: var(--primary-dark);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

/* ============================================
   OBJECT TOOLS (Action Buttons)
   ============================================ */

.object-tools {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.object-tools li {
    list-style: none;
}

.object-tools a {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.object-tools a::before {
    content: '\f067';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
}

.object-tools a:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.object-tools a.addlink::before {
    content: '\f067';
}

.object-tools a.viewsitelink::before {
    content: '\f06e';
}

.object-tools a.historylink::before {
    content: '\f1da';
}

/* ============================================
   INLINE FORMSETS
   ============================================ */

.inline-group {
    background: white;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.inline-group h2 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--gray-200);
}

.inline-related {
    background: var(--gray-50);
    border-radius: var(--radius-md);
    padding: 1rem;
    margin-bottom: 1rem;
    border: 1px solid var(--gray-200);
}

.inline-related:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.inline-deletelink {
    color: var(--danger) !important;
    font-weight: 600;
}

.add-row a {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: var(--success);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: var(--transition-fast);
}

.add-row a::before {
    content: '\f067';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
}

.add-row a:hover {
    background: #059669;
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

/* ============================================
   SUBMIT ROW
   ============================================ */

.submit-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: white;
    border-top: 2px solid var(--gray-200);
    border-radius: var(--radius-xl);
    margin-top: 2rem;
    position: sticky;
    bottom: 1rem;
    box-shadow: var(--shadow-lg);
}

.submit-row input {
    margin: 0 !important;
}

.submit-row .deletelink {
    margin-left: auto;
}

/* ============================================
   DATE HIERARCHY
   ============================================ */

.xfull {
    background: white;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-xl);
    border: 2px solid var(--gray-200);
    margin-bottom: 1.5rem;
}

.xfull a {
    display: inline-block;
    padding: 0.5rem 1rem;
    margin: 0.25rem;
    background: var(--gray-100);
    color: var(--gray-700);
    text-decoration: none;
    border-radius: var(--radius);
    transition: var(--transition-fast);
    font-weight: 500;
}

.xfull a:hover {
    background: var(--primary);
    color: white;
}

/* ============================================
   HELP TEXT
   ============================================ */

.help,
.help-block,
p.help {
    color: var(--gray-500);
    font-size: 0.875rem;
    margin-top: 0.5rem;
    line-height: 1.5;
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}

.help::before {
    content: '\f05a';
    font-family: 'Font Awesome 6 Free';
    font-weight: 400;
    color: var(--info);
    flex-shrink: 0;
    margin-top: 0.125rem;
}

/* ============================================
   ERROR STATES
   ============================================ */

.errornote {
    background: #fee2e2;
    color: #991b1b;
    border-left: 4px solid var(--danger);
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.errornote::before {
    content: '\f071';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 1.25rem;
}

.errorlist {
    list-style: none;
    padding: 0;
    margin: 0.5rem 0;
}

.errorlist li {
    background: #fee2e2;
    color: #991b1b;
    padding: 0.625rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.errorlist li::before {
    content: '\f06a';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
}

/* ============================================
   LOADING STATES
   ============================================ */

.loading {
    position: relative;
    pointer-events: none;
    opacity: 0.6;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 2rem;
    height: 2rem;
    margin: -1rem 0 0 -1rem;
    border: 3px solid var(--gray-300);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

/* ============================================
   RESPONSIVE SIDEBAR
   ============================================ */

@media (max-width: 1024px) {
    #changelist-filter {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        overflow-y: auto;
        z-index: 1000;
        transition: right 0.3s ease;
        border-radius: 0;
        border-right: none;
    }
    
    #changelist-filter.show {
        right: 0;
        box-shadow: var(--shadow-xl);
    }
}

@media (max-width: 768px) {
    .actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .actions select {
        max-width: none;
    }
    
    .submit-row {
        flex-direction: column;
        align-items: stretch;
    }
    
    .submit-row .deletelink {
        margin-left: 0;
    }
    
    .object-tools {
        flex-direction: column;
    }
    
    .object-tools a {
        justify-content: center;
    }
}