:root {
    --bg-primary: #FFFFFF;
    --bg-secondary: #f5f7fa;
    --text-primary: #1f2937;
    --text-secondary: #6B7280;
    --card-bg: #FFFFFF;
    --border: #E5E7EB;
    --border-color: #E5E7EB;
    --danger: #EF4444;
    --success: #10B981;
    --primary: #4F46E5;
    --primary-dark: #4338CA;
    --light-gray: #F3F4F6;
}

[data-theme="dark"] {
    --bg-primary: #1F2937;
    --bg-secondary: #2D3748;
    --text-primary: #F9FAFB;
    --text-secondary: #D1D5DB;
    --card-bg: #374151;
    --border: #4B5563;
    --border-color: #4B5563;
    --light-gray: #374151;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.container { max-width: 1400px; margin: 0 auto; padding: 20px; }

.header {
    background: var(--card-bg);
    padding: 24px;
    border-radius: 12px;
    margin-bottom: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.header h1 { font-size: 24px; display: flex; align-items: center; gap: 12px; color: var(--text-primary); }
.header h1 i { color: var(--primary); }
.header p { color: var(--text-secondary); font-size: 14px; margin-top: 4px; }
.header-actions { display: flex; gap: 12px; }

/* Buttons - Matching styles.css */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--primary) !important;
    color: #FFFFFF !important;
    border: none !important;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary:hover {
    background: #4338CA !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.4);
}

.btn-secondary {
    background: #FFFFFF;
    color: #6B7280;
    border: 1px solid var(--border);
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-secondary:hover {
    background: #F3F4F6;
    border-color: #6B7280;
    transform: translateY(-1px);
}

.btn-success {
    background: var(--success) !important;
    color: #FFFFFF !important;
    border: none !important;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-success:hover {
    background: #059669 !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

.btn-danger {
    background: var(--danger) !important;
    color: #FFFFFF !important;
    border: none !important;
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.2s;
}

.btn-danger:hover {
    background: #DC2626 !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
}

.btn-warning {
    background: #F59E0B;
    color: #FFFFFF;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.2s;
    white-space: nowrap;
    min-width: fit-content;
}

.btn-warning:hover {
    background: #D97706;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.4);
}

.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--card-bg);
    padding: 20px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    border: 1px solid var(--border);
}

.stat-card h3 { font-size: 13px; color: var(--text-secondary); margin-bottom: 8px; }
.stat-card .value { font-size: 28px; font-weight: 700; color: var(--text-primary); }

.card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    border: 1px solid var(--border);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.card-header h2 { font-size: 18px; display: flex; align-items: center; gap: 10px; color: var(--text-primary); }

.card-header input {
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    width: 220px;
}

.networks-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 20px;
}

.network-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid var(--border);
    transition: all 0.2s;
}

.network-card:hover { 
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    border-color: var(--primary);
}

.network-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}

.network-header h3 { font-size: 18px; color: var(--text-primary); }
.network-header .affiliate-id { color: var(--text-secondary); font-size: 13px; }
.network-badge {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 12px;
    background: rgba(59, 130, 246, 0.1);
    color: #3B82F6;
}

.network-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 16px;
    padding: 12px;
    background: var(--bg-secondary);
    border-radius: 8px;
    text-align: center;
}

.network-stats .label { font-size: 11px; color: var(--text-secondary); }
.network-stats .value { font-size: 20px; font-weight: 700; color: var(--text-primary); }

.network-actions { display: flex; gap: 8px; }
.network-actions .btn { flex: 1; justify-content: center; padding: 8px 12px; font-size: 13px; }

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}

.modal.active { display: flex; }

.modal-content {
    background: var(--card-bg);
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    border: 1px solid var(--border);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

.modal-header h3 { color: var(--text-primary); }

.modal-header button {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-secondary);
}

.modal-header button:hover { color: var(--text-primary); }

.modal-body { padding: 20px; }
.modal-body h4 { margin: 20px 0 12px 0; color: var(--text-secondary); font-size: 14px; }
.modal-footer { padding: 16px 20px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 12px; }

.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 14px; margin-bottom: 6px; color: var(--text-primary); }
.form-group input, .form-group select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.form-group input:focus, .form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
    grid-column: 1 / -1;
}

.empty-state i { font-size: 48px; margin-bottom: 16px; opacity: 0.5; }

/* Tabs */
.tabs {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--border);
    margin-bottom: 20px;
    background: var(--card-bg);
    padding: 0 20px;
    border-radius: 12px 12px 0 0;
}

.tab {
    padding: 16px 24px;
    cursor: pointer;
    font-weight: 500;
    color: var(--text-secondary);
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s;
}

.tab:hover { color: var(--text-primary); }
.tab.active { color: var(--primary); border-bottom-color: var(--primary); }

.tab-content { display: none; }
.tab-content.active { display: block; }

/* Offers Table */
.offers-table {
    width: 100%;
    border-collapse: collapse;
}

.offers-table th, .offers-table td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
}

.offers-table th {
    background: var(--bg-secondary);
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.offers-table tr:hover { background: var(--bg-secondary); }

.status-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.status-badge.active { background: rgba(16, 185, 129, 0.1); color: var(--success); }
.status-badge.paused { background: rgba(239, 68, 68, 0.1); color: var(--danger); }

.btn-sm {
    padding: 8px 16px !important;
    font-size: 13px !important;
    border-radius: 6px !important;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn:active {
    transform: translateY(0);
}

select {
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    cursor: pointer;
}

/* Styled Textareas for Offer Editor */
.textarea-container {
    position: relative;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--card-bg);
    overflow: hidden;
}

.textarea-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}

.textarea-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.textarea-actions {
    display: flex;
    gap: 8px;
}

.textarea-btn {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 12px;
    padding: 2px 6px;
    border-radius: 4px;
    transition: all 0.2s;
}

.textarea-btn:hover {
    background: var(--border);
    color: var(--text-primary);
}

.styled-textarea {
    width: 100%;
    border: none;
    padding: 12px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', 'Consolas', monospace;
    font-size: 12px;
    line-height: 1.5;
    color: var(--text-primary);
    background: var(--card-bg);
    resize: vertical;
    min-height: 150px;
}

.styled-textarea:focus {
    outline: none;
    box-shadow: inset 0 0 0 2px var(--border);
}

/* Creative Gallery */
.gallery-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    z-index: 10000;
    justify-content: center;
    align-items: center;
    padding: 40px;
}

.gallery-overlay.active {
    display: flex;
}

.gallery-content {
    background: var(--card-bg);
    border-radius: 12px;
    width: 100%;
    max-width: 1200px;
    height: 90%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

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

.gallery-header h3 { color: var(--text-primary); }

.gallery-grid {
    padding: 20px;
    overflow-y: auto;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    background: var(--bg-secondary);
    flex: 1;
}

.gallery-item {
    background: var(--card-bg);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border);
}

.gallery-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.gallery-thumb-container {
    height: 180px;
    background: var(--bg-secondary);
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    position: relative;
}

.gallery-thumb {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.gallery-info {
    padding: 12px;
    border-top: 1px solid var(--border);
    background: var(--card-bg);
}

.gallery-name {
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-primary);
}

.gallery-meta {
    font-size: 12px;
    color: var(--text-secondary);
    display: flex;
    justify-content: space-between;
}

/* Dark Mode Button Overrides */
[data-theme="dark"] .btn-primary {
    background: rgba(99, 102, 241, 0.2) !important;
    color: #818cf8 !important;
    border: 1px solid #818cf8 !important;
}

[data-theme="dark"] .btn-primary:hover {
    background: rgba(99, 102, 241, 0.3) !important;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4) !important;
}

[data-theme="dark"] .btn-secondary {
    background: rgba(107, 114, 128, 0.2) !important;
    color: #9ca3af !important;
    border: 1px solid #6b7280 !important;
}

[data-theme="dark"] .btn-secondary:hover {
    background: rgba(107, 114, 128, 0.3) !important;
    box-shadow: 0 4px 8px rgba(107, 114, 128, 0.3) !important;
}

[data-theme="dark"] .btn-danger {
    background: rgba(239, 68, 68, 0.2) !important;
    color: #f87171 !important;
    border: 1px solid #f87171 !important;
}

[data-theme="dark"] .btn-danger:hover {
    background: rgba(239, 68, 68, 0.3) !important;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4) !important;
}

[data-theme="dark"] .btn-success {
    background: rgba(16, 185, 129, 0.2) !important;
    color: #34d399 !important;
    border: 1px solid #34d399 !important;
}

[data-theme="dark"] .btn-success:hover {
    background: rgba(16, 185, 129, 0.3) !important;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4) !important;
}

[data-theme="dark"] .btn-warning {
    background: rgba(245, 158, 11, 0.2) !important;
    color: #fbbf24 !important;
    border: 1px solid #fbbf24 !important;
}

[data-theme="dark"] .btn-warning:hover {
    background: rgba(245, 158, 11, 0.3) !important;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.4) !important;
}

[data-theme="dark"] .btn-sm {
    padding: 8px 16px !important;
}

[data-theme="dark"] .status-badge {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

[data-theme="dark"] .status-badge.active {
    background: rgba(34, 197, 94, 0.2);
    color: #4ade80;
    border-color: #4ade80;
}

[data-theme="dark"] .status-badge.paused {
    background: rgba(239, 68, 68, 0.2);
    color: #f87171;
    border-color: #f87171;
}

[data-theme="dark"] select {
    background: var(--card-bg);
    border-color: var(--border);
    color: var(--text-primary);
}

[data-theme="dark"] select:focus {
    border-color: var(--primary);
    outline: none;
}

[data-theme="dark"] .network-badge {
    background: rgba(59, 130, 246, 0.2);
    color: #60a5fa;
}

/* Dark Mode - Optizmo Tab Inputs */
[data-theme="dark"] #optizmo-tab input[type="text"],
[data-theme="dark"] #optizmo-tab input[type="number"],
[data-theme="dark"] #optizmo-tab select {
    background: var(--bg-secondary) !important;
    color: var(--text-primary) !important;
    border-color: var(--border) !important;
}

[data-theme="dark"] #optizmo-tab input[type="text"]:focus,
[data-theme="dark"] #optizmo-tab input[type="number"]:focus,
[data-theme="dark"] #optizmo-tab select:focus {
    border-color: var(--primary) !important;
    outline: none;
}

[data-theme="dark"] #optizmo-tab label {
    color: var(--text-primary) !important;
}

[data-theme="dark"] #optizmo-tab .card-header h2 {
    color: var(--text-primary);
}

[data-theme="dark"] #optizmo-status {
    background: rgba(239, 68, 68, 0.2) !important;
    color: #f87171 !important;
}

[data-theme="dark"] #optizmo-status.connected {
    background: rgba(34, 197, 94, 0.2) !important;
    color: #4ade80 !important;
}

/* Dark Mode - All inputs globally */
[data-theme="dark"] input[type="text"],
[data-theme="dark"] input[type="number"],
[data-theme="dark"] input[type="email"],
[data-theme="dark"] input[type="password"] {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--border);
}

[data-theme="dark"] .offers-table th {
    background: var(--bg-secondary);
    color: var(--text-secondary);
}

[data-theme="dark"] .offers-table td {
    color: var(--text-primary);
}

[data-theme="dark"] .offers-table tr:hover {
    background: var(--bg-secondary);
}

/* Expired Rows */
.expired-row {
    background-color: #fffbf0;
}

[data-theme="dark"] .expired-row {
    background-color: rgba(245, 158, 11, 0.1) !important;
}

/* Warning Badge */
.badge-warning {
    background: #fff3cd;
    color: #856404;
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

[data-theme="dark"] .badge-warning {
    background: rgba(245, 158, 11, 0.2) !important;
    color: #fbbf24 !important;
}