/* ===========================
   CSS VARIABLES & RESET
   =========================== */

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

:root {
    --primary: #8b5cf6;
    --primary-dark: #7c3aed;
    --secondary: #10b981;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-card: #ffffff;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-tertiary: #4a5568;
    --border: #e5e7eb;
    --border2: #d1d5db;
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-lg: rgba(0, 0, 0, 0.15);
    --accent: #8b5cf6;
    --accent2: #3b82f6;
    --accent3: #ff6b35;
    --warn: #ffcc00;
    --danger: #ff4466;
    --success: #10b981;
    --surface: #ffffff;
    --surface2: #f8fafc;
    --navbar-bg: #ffffff;
    --gradient: linear-gradient(135deg, #8b5cf6 0%, #10b981 100%);
}

[data-theme="dark"] {
    --bg-primary: #111827;
    --bg-secondary: #1f2937;
    --bg-card: #1f2937;
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-tertiary: #9ca3af;
    --border: #374151;
    --border2: #4b5563;
    --shadow: rgba(0, 0, 0, 0.3);
    --shadow-lg: rgba(0, 0, 0, 0.5);
    --surface: #1f2937;
    --surface2: #111827;
    --navbar-bg: #111827;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
    min-height: 100vh;
}

/* ===========================
   HERO SECTION
   =========================== */

.hero {
    background: var(--gradient);
    padding: 4rem 2rem;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
    border-bottom: 2px solid var(--border);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.hero-h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.hero-para {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.hero-stats span {
    background: rgba(255, 255, 255, 0.2);
    padding: 8px 20px;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 8px;
    backdrop-filter: blur(10px);
}

[data-theme="dark"] .hero {
    background: linear-gradient(to right, #111827, #1f2937);
}

[data-theme="dark"] .hero-para {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

[data-theme="dark"] .hero-h1 {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

[data-theme="dark"] .hero-stats span {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    border: 1px solid #7c3aed;
}

/* ===========================
   MAIN LAYOUT
   =========================== */

.main {
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 360px 1fr;
    height: calc(100vh - 300px);
    min-height: 600px;
    gap: 1.5rem;
}

.right-col {
    display: grid;
    grid-template-rows: 1fr 1fr;
    gap: 1.5rem;
    overflow: hidden;
}

.mid-row {
    display: grid;
    grid-template-columns: 1fr 260px;
    gap: 1.5rem;
    overflow: hidden;
}

/* ===========================
   PANEL STYLES
   =========================== */

.panel, .constraint-col, .validation-panel, .sql-panel {
    background: var(--bg-card);
    border-radius: 16px;
    overflow: hidden;
    border: 2px solid var(--border);
    box-shadow: 0 4px 20px var(--shadow);
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease;
}

.panel:hover, .constraint-col:hover, .validation-panel:hover, .sql-panel:hover {
    border-color: var(--primary);
}

.panel-header {
    padding: 18px 25px;
    background: rgba(139, 92, 246, 0.1);
    border-bottom: 2px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    flex-shrink: 0;
    flex-wrap: wrap;
}

.panel-title {
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 7px;
    white-space: nowrap;
}

.panel-title::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary);
    box-shadow: 0 0 8px var(--primary);
    flex-shrink: 0;
}

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

/* ===========================
   FORM ELEMENTS
   =========================== */

.section-label {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.input-row {
    display: flex;
    gap: 8px;
    margin-bottom: 13px;
    align-items: flex-end;
    flex-wrap: wrap;
}

.form-group {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 5px;
    min-width: 0;
}

.form-label {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.form-input, .form-select {
    background: var(--bg-secondary);
    border: 2px solid var(--border);
    color: var(--text-primary);
    padding: 10px 12px;
    border-radius: 8px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    outline: none;
    transition: all 0.3s ease;
    width: 100%;
    min-width: 0;
}

.form-input:focus, .form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
}

.form-select option {
    background: var(--bg-card);
}

/* ===========================
   BUTTONS
   =========================== */

.btn {
    padding: 10px 16px;
    border-radius: 8px;
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.3px;
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn span {
    position: relative;
    z-index: 1;
}

.btn-primary {
    background: var(--gradient);
    color: white;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
}

.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.6);
}

.btn-secondary {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-secondary:hover {
    background: rgba(139, 92, 246, 0.1);
}

.btn-danger {
    background: transparent;
    color: var(--danger);
    border: 2px solid transparent;
    padding: 4px 8px;
    font-size: 0.75rem;
}

.btn-danger:hover {
    border-color: var(--danger);
    background: rgba(255, 68, 102, 0.1);
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.8rem;
}

/* ===========================
   COLUMN LIST
   =========================== */

.columns-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.column-item {
    display: grid;
    grid-template-columns: minmax(0,1fr) auto auto auto;
    align-items: center;
    gap: 8px;
    padding: 12px 15px;
    background: var(--bg-secondary);
    border: 2px solid var(--border);
    border-radius: 10px;
    transition: all 0.3s ease;
    animation: slideIn 0.3s ease;
}

.column-item:hover {
    border-color: var(--primary);
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(-10px); }
    to   { opacity: 1; transform: translateX(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.col-name {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.col-type {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--secondary);
    background: rgba(16, 185, 129, 0.1);
    padding: 4px 8px;
    border-radius: 4px;
    white-space: nowrap;
    flex-shrink: 0;
}

.col-meta {
    font-size: 0.7rem;
    color: var(--text-secondary);
    white-space: nowrap;
    flex-shrink: 0;
}

/* ===========================
   BADGES
   =========================== */

.badge {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.3px;
    padding: 2px 6px;
    border-radius: 3px;
    text-transform: uppercase;
    display: inline-block;
}

.badge-pk {
    background: rgba(255, 204, 0, 0.15);
    color: var(--warn);
    border: 1px solid rgba(255, 204, 0, 0.3);
}

.badge-nn {
    background: rgba(255, 107, 53, 0.15);
    color: var(--accent3);
    border: 1px solid rgba(255, 107, 53, 0.3);
}

.badge-uq {
    background: rgba(139, 92, 246, 0.15);
    color: var(--primary);
    border: 1px solid rgba(139, 92, 246, 0.3);
}

.badge-fk {
    background: rgba(59, 130, 246, 0.15);
    color: var(--accent2);
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.badge-ck {
    background: rgba(148, 130, 255, 0.15);
    color: #9482ff;
    border: 1px solid rgba(148, 130, 255, 0.3);
}

.badge-df {
    background: rgba(255, 170, 0, 0.15);
    color: #ffaa00;
    border: 1px solid rgba(255, 170, 0, 0.3);
}

/* ===========================
   CONSTRAINT CARDS
   =========================== */

.constraint-cards {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.constraint-card {
    background: var(--bg-secondary);
    border: 2px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
    transition: all 0.3s ease;
    animation: slideIn 0.3s ease;
}

.constraint-card:hover {
    border-color: var(--primary);
    transform: translateX(2px);
}

.constraint-card-header {
    padding: 12px 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    background: var(--surface2);
    flex-wrap: wrap;
}

.constraint-type-badge {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 4px 8px;
    border-radius: 4px;
    white-space: nowrap;
    flex-shrink: 0;
}

.type-pk {
    background: rgba(255, 204, 0, 0.15);
    color: var(--warn);
}

.type-fk {
    background: rgba(59, 130, 246, 0.15);
    color: var(--accent2);
}

.type-uq {
    background: rgba(139, 92, 246, 0.15);
    color: var(--primary);
}

.type-nn {
    background: rgba(255, 107, 53, 0.15);
    color: var(--accent3);
}

.type-ck {
    background: rgba(148, 130, 255, 0.15);
    color: #9482ff;
}

.type-df {
    background: rgba(255, 170, 0, 0.15);
    color: #ffaa00;
}

.constraint-name-display {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
    min-width: 0;
}

.constraint-card-body {
    padding: 15px;
}

.constraint-detail {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.6;
    word-break: break-word;
}

.constraint-detail strong {
    color: var(--primary);
}

/* ===========================
   CONSTRAINT TYPE GRID
   =========================== */

.constraint-type-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-bottom: 15px;
}

.type-btn {
    padding: 10px 5px;
    border-radius: 8px;
    border: 2px solid var(--border);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-family: 'Inter', sans-serif;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.3px;
    cursor: pointer;
    text-align: center;
    transition: all 0.3s ease;
}

.type-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

.type-btn.active {
    border-color: var(--primary);
    background: rgba(139, 92, 246, 0.1);
    color: var(--primary);
    box-shadow: 0 0 15px rgba(139, 92, 246, 0.2);
}

.type-btn .type-icon {
    font-size: 1.2rem;
    display: block;
    margin-bottom: 4px;
}

.constraint-form {
    animation: fadeIn 0.3s ease;
}

/* ===========================
   VALIDATION
   =========================== */

.validation-items {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.val-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 15px;
    border-radius: 10px;
    font-size: 0.85rem;
    line-height: 1.5;
    animation: slideIn 0.3s ease;
    word-break: break-word;
}

.val-item.error {
    background: rgba(255, 68, 102, 0.1);
    border: 1px solid rgba(255, 68, 102, 0.3);
    color: var(--danger);
}

.val-item.warning {
    background: rgba(255, 204, 0, 0.1);
    border: 1px solid rgba(255, 204, 0, 0.3);
    color: var(--warn);
}

.val-item.success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: var(--success);
}

.val-item.info {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: var(--accent2);
}

.val-icon {
    font-size: 1rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.val-count {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.8rem;
    font-weight: 700;
    line-height: 1;
}

.val-summary {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 15px;
}

.val-stat {
    padding: 15px;
    border-radius: 10px;
    text-align: center;
    border: 2px solid;
}

.val-stat.errors {
    border-color: rgba(255, 68, 102, 0.3);
    background: rgba(255, 68, 102, 0.05);
}

.val-stat.warnings {
    border-color: rgba(255, 204, 0, 0.3);
    background: rgba(255, 204, 0, 0.05);
}

.val-stat .val-count.err {
    color: var(--danger);
}

.val-stat .val-count.warn {
    color: var(--warn);
}

.val-stat .val-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-top: 5px;
    font-weight: 600;
}

/* ===========================
   SQL OUTPUT
   =========================== */

.sql-output {
    flex: 1;
    overflow: auto;
    padding: 20px;
    background: var(--bg-secondary);
}

.sql-code {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    line-height: 1.8;
    white-space: pre;
}

.sql-line-number {
    color: var(--text-secondary);
    user-select: none;
    margin-right: 15px;
    display: inline-block;
    width: 25px;
    text-align: right;
}

.kw {
    color: #ff79c6;
    font-weight: 600;
}

.type {
    color: #8be9fd;
}

.str {
    color: #f1fa8c;
}

.comment {
    color: #6272a4;
    font-style: italic;
}

.col-name-hl {
    color: var(--primary);
}

.number {
    color: #bd93f9;
}

/* ===========================
   COPY BUTTON
   =========================== */

.copy-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: transparent;
    border: 2px solid var(--border);
    border-radius: 8px;
    color: var(--text-secondary);
    font-family: 'Inter', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
    flex-shrink: 0;
}

.copy-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.copy-btn.copied {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(139, 92, 246, 0.1);
}

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

.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
}

.empty-state .empty-icon {
    font-size: 3rem;
    margin-bottom: 15px;
    opacity: 0.4;
}

.empty-state p {
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ===========================
   CHECKBOX ROW
   =========================== */

.checkbox-row {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    user-select: none;
}

.checkbox-row input[type="checkbox"] {
    accent-color: var(--primary);
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.checkbox-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* ===========================
   SCROLLBAR
   =========================== */

::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border2);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* ===========================
   MULTI-SELECT LIST
   =========================== */

.multi-select-list {
    max-height: 150px;
    overflow-y: auto;
    border: 2px solid var(--border);
    border-radius: 8px;
    background: var(--bg-secondary);
}

.multi-select-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: background 0.2s;
}

.multi-select-item:hover {
    background: rgba(139, 92, 246, 0.1);
}

.multi-select-item.selected {
    color: var(--primary);
    background: rgba(139, 92, 246, 0.15);
}

.divider {
    height: 2px;
    background: var(--border);
    margin: 15px 0;
}

/* ===========================
   NOTIFICATION
   =========================== */

.notification {
    position: fixed;
    top: 100px;
    right: 20px;
    padding: 16px 24px;
    background: var(--gradient);
    color: white;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
    transform: translateX(400px);
    transition: transform 0.4s ease;
    z-index: 1000;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
}

.notification.show {
    transform: translateX(0);
}

.notification.error {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
}

.notification.success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.notification.warning {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

/* ===========================
   MOBILE TABS
   =========================== */

.mobile-tabs {
    display: none;
    position: sticky;
    top: 0;
    left: 0;
    right: 0;
    z-index: 40;
    background: var(--bg-card);
    border-bottom: 2px solid var(--border);
    height: 50px;
    overflow-x: auto;
    scrollbar-width: none;
}

.mobile-tabs::-webkit-scrollbar {
    display: none;
}

.mobile-tabs-inner {
    display: flex;
    height: 100%;
    min-width: max-content;
    width: 100%;
}

.mobile-tab {
    flex: 1;
    min-width: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    color: var(--text-secondary);
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: all 0.3s ease;
    padding: 0 15px;
    white-space: nowrap;
    user-select: none;
}

.mobile-tab:hover {
    color: var(--primary);
}

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

.tab-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary);
    box-shadow: 0 0 8px var(--primary);
    opacity: 0;
    transition: opacity 0.3s;
}

.mobile-tab.active .tab-dot {
    opacity: 1;
}

/* ===========================
   RESPONSIVE DESIGN
   =========================== */

@media (max-width: 1200px) {
    .main {
        grid-template-columns: 300px 1fr;
    }
    
    .mid-row {
        grid-template-columns: 1fr 240px;
    }
}

@media (max-width: 992px) {
    .main {
        grid-template-columns: 280px 1fr;
    }
    
    .mid-row {
        grid-template-columns: 1fr 220px;
    }
}

@media (max-width: 768px) {
    .hero-h1 {
        font-size: 2rem;
        flex-direction: column;
        gap: 0.5rem;
    }

    .hero-para {
        font-size: 1rem;
    }

    .hero-stats {
        gap: 1rem;
    }

    .hero-stats span {
        padding: 6px 15px;
        font-size: 0.9rem;
    }

    .main {
        display: block;
        position: relative;
        height: calc(100vh - 300px - 50px);
        margin-top: 0;
        overflow: hidden;
        padding: 0 1rem;
    }

    .mobile-tabs {
        display: flex;
    }

    .right-col,
    .mid-row {
        position: absolute !important;
        inset: 0 !important;
        width: 100% !important;
        height: 100% !important;
        display: block !important;
        overflow: hidden !important;
        grid-template-columns: unset !important;
        grid-template-rows: unset !important;
        border: none !important;
        pointer-events: none;
    }

    .panel,
    .constraint-col,
    .validation-panel,
    .sql-panel {
        position: absolute !important;
        inset: 0 !important;
        width: 100% !important;
        height: 100% !important;
        display: none !important;
        flex-direction: column !important;
        overflow: hidden !important;
        border: none !important;
        pointer-events: none;
    }

    .panel.mob-active,
    .constraint-col.mob-active,
    .validation-panel.mob-active,
    .sql-panel.mob-active {
        display: flex !important;
        pointer-events: auto;
    }

    .panel-body {
        padding: 15px;
    }

    .constraint-type-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .input-row {
        flex-wrap: wrap;
    }

    .input-row .form-group {
        min-width: 120px;
    }

    .sql-panel .panel-header {
        flex-wrap: wrap;
        gap: 10px;
    }

    .constraint-card-header {
        flex-wrap: wrap;
    }

    .notification {
        top: 120px;
    }
}

@media (max-width: 576px) {
    .hero-h1 {
        font-size: 1.5rem;
    }

    .hero-stats span {
        padding: 4px 12px;
        font-size: 0.8rem;
    }

    .main {
        margin-top: 0;
        height: calc(100vh - 340px - 50px);
    }

    .mobile-tabs {
        top: 0;
    }

    .notification {
        left: 10px;
        right: 10px;
        width: calc(100% - 20px);
        transform: translateY(-100px);
        top: 140px;
    }

    .notification.show {
        transform: translateY(0);
    }

    .col-type {
        display: none;
    }

    .column-item {
        grid-template-columns: minmax(0,1fr) auto auto;
    }

    .panel-body {
        padding: 12px;
    }

    .btn-sm {
        padding: 4px 8px;
        font-size: 0.7rem;
    }
}

@media (max-width: 400px) {
    .constraint-type-grid {
        grid-template-columns: 1fr;
    }
}