/* 🧶 Wolle & Wunder Design System */
/* Professional design system for yarn store management tools */

/* === ROOT VARIABLES === */
:root {
    /* Brand Colors */
    --brand-dark: #4a4a4a;
    --brand-light: #6a6a6a;
    --brand-accent: #8a8a8a;
    
    /* Light Mode Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #f1f3f4;
    --text-primary: #202124;
    --text-secondary: #5f6368;
    --text-tertiary: #80868b;
    --border-primary: #e8eaed;
    --border-secondary: #dadce0;
    --surface-primary: #ffffff;
    --surface-secondary: #f8f9fa;
    --surface-hover: #f1f3f4;
    
    /* Neutral Colors (Legacy) */
    --white: #ffffff;
    --light-gray: #f8f9fa;
    --gray-100: #f1f3f4;
    --gray-200: #e8eaed;
    --gray-300: #dadce0;
    --gray-400: #bdc1c6;
    --gray-500: #9aa0a6;
    --gray-600: #80868b;
    --gray-700: #5f6368;
    --gray-800: #3c4043;
    --gray-900: #202124;
    --black: #000000;
    
    /* Yarn Colors (for accents and highlights) */
    --yarn-yellow: #ffd700;
    --yarn-orange: #ffb347;
    --yarn-coral: #ff6b47;
    --yarn-red: #ff1744;
    --yarn-pink: #e91e63;
    --yarn-purple: #9c27b0;
    --yarn-blue: #3f51b5;
    --yarn-light-blue: #2196f3;
    --yarn-cyan: #00bcd4;
    --yarn-green: #4caf50;
    --yarn-light-green: #8bc34a;
    --yarn-lime: #cddc39;
    
    /* Semantic Colors */
    --success: #4caf50;
    --warning: #ff9800;
    --error: #f44336;
    --info: #2196f3;
    
    /* Typography */
    --font-family-primary: 'Nunito Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    --font-family-mono: 'JetBrains Mono', 'Courier New', monospace;
    
    /* Font Sizes */
    --text-xs: 0.75rem;     /* 12px */
    --text-sm: 0.875rem;    /* 14px */
    --text-base: 1rem;      /* 16px */
    --text-lg: 1.125rem;    /* 18px */
    --text-xl: 1.25rem;     /* 20px */
    --text-2xl: 1.5rem;     /* 24px */
    --text-3xl: 1.875rem;   /* 30px */
    --text-4xl: 2.25rem;    /* 36px */
    
    /* Spacing */
    --space-1: 0.25rem;     /* 4px */
    --space-2: 0.5rem;      /* 8px */
    --space-3: 0.75rem;     /* 12px */
    --space-4: 1rem;        /* 16px */
    --space-5: 1.25rem;     /* 20px */
    --space-6: 1.5rem;      /* 24px */
    --space-8: 2rem;        /* 32px */
    --space-10: 2.5rem;     /* 40px */
    --space-12: 3rem;       /* 48px */
    --space-16: 4rem;       /* 64px */
    --space-20: 5rem;       /* 80px */
    
    /* Border Radius */
    --radius-sm: 0.125rem;  /* 2px */
    --radius-md: 0.25rem;   /* 4px */
    --radius-lg: 0.5rem;    /* 8px */
    --radius-xl: 0.75rem;   /* 12px */
    --radius-2xl: 1rem;     /* 16px */
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;
}

/* === RESET & BASE STYLES === */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-family-primary);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* === DARK MODE === */
[data-theme="dark"] {
    /* Dark Mode Colors */
    --bg-primary: #1a1a1a;
    --bg-secondary: #121212;
    --bg-tertiary: #0a0a0a;
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --text-tertiary: #888888;
    --border-primary: #333333;
    --border-secondary: #444444;
    --surface-primary: #1e1e1e;
    --surface-secondary: #2a2a2a;
    --surface-hover: #333333;
    
    /* Update semantic colors for dark mode */
    --success: #4caf50;
    --warning: #ff9800;
    --error: #f44336;
    --info: #2196f3;
}

/* === YARN LOADING BAR (Enhanced) === */
.yarn-loading-bar {
    width: 100%;
    height: 8px;
    background: var(--gray-200);
    border-radius: var(--radius-full);
    overflow: hidden;
    position: relative;
    margin: var(--space-4) 0;
}

.yarn-loading-bar--thick {
    height: 12px;
}

.yarn-loading-bar--thin {
    height: 4px;
}

.yarn-progress {
    height: 100%;
    background: linear-gradient(90deg, 
        var(--yarn-yellow) 0%,
        var(--yarn-orange) 12.5%,
        var(--yarn-coral) 25%,
        var(--yarn-red) 37.5%,
        var(--yarn-pink) 50%,
        var(--yarn-purple) 62.5%,
        var(--yarn-blue) 75%,
        var(--yarn-light-blue) 87.5%,
        var(--yarn-cyan) 100%
    );
    border-radius: var(--radius-full);
    position: relative;
    transition: width var(--transition-normal);
    overflow: hidden;
}

.yarn-progress::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        90deg,
        rgba(255,255,255,0.1) 0px,
        rgba(255,255,255,0.1) 8px,
        transparent 8px,
        transparent 16px
    );
    animation: yarn-shimmer 2s linear infinite;
}

@keyframes yarn-shimmer {
    0% { transform: translateX(-16px); }
    100% { transform: translateX(0px); }
}

/* === LAYOUT COMPONENTS === */
.ww-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

.ww-header {
    background: var(--surface-primary);
    border-bottom: 1px solid var(--border-primary);
    padding: var(--space-4) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.ww-header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.ww-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--brand-dark);
    text-decoration: none;
}

/* Logo circle removed - now uses image instead */

.ww-main {
    min-height: calc(100vh - 120px);
    padding: var(--space-8) 0;
}

.ww-sidebar {
    width: 280px;
    background: var(--surface-primary);
    border-right: 1px solid var(--border-primary);
    padding: var(--space-6);
    position: fixed;
    height: 100vh;
    top: 0;
    left: 0;
    overflow-y: auto;
    transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.ww-content {
    margin-left: 280px;
    padding: var(--space-6);
}

/* === CARD COMPONENTS === */
.ww-card {
    background: var(--surface-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    margin-bottom: var(--space-6);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

.ww-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.ww-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--border-primary);
}

.ww-card-title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.ww-card-subtitle {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin: var(--space-1) 0 0 0;
}

.ww-card-content {
    line-height: 1.6;
}

.ww-card-actions {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--border-primary);
}

/* === BUTTON COMPONENTS === */
.ww-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    border: 1px solid transparent;
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    user-select: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
}

.ww-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.ww-btn-primary {
    background: var(--brand-dark);
    color: var(--white);
    border-color: var(--brand-dark);
}

.ww-btn-primary:hover:not(:disabled) {
    background: var(--brand-light);
    border-color: var(--brand-light);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.ww-btn-secondary {
    background: var(--surface-primary);
    color: var(--text-primary);
    border-color: var(--border-secondary);
}

.ww-btn-secondary:hover:not(:disabled) {
    background: var(--surface-hover);
    border-color: var(--border-secondary);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.ww-btn-success {
    background: var(--success);
    color: var(--white);
    border-color: var(--success);
}

.ww-btn-success:hover:not(:disabled) {
    background: #45a049;
    border-color: #45a049;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(76, 175, 80, 0.3);
}

.ww-btn-warning {
    background: var(--warning);
    color: var(--white);
    border-color: var(--warning);
}

.ww-btn-warning:hover:not(:disabled) {
    background: #f57c00;
    border-color: #f57c00;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(255, 152, 0, 0.3);
}

.ww-btn-error {
    background: var(--error);
    color: var(--white);
    border-color: var(--error);
}

.ww-btn-error:hover:not(:disabled) {
    background: #e53935;
    border-color: #e53935;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(244, 67, 54, 0.3);
}

.ww-btn-sm {
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-xs);
}

.ww-btn-lg {
    padding: var(--space-4) var(--space-6);
    font-size: var(--text-base);
}

/* === YARN-INSPIRED BUTTON VARIANTS === */
.ww-btn-yarn-primary {
    background: linear-gradient(135deg, var(--yarn-blue) 0%, var(--yarn-purple) 100%);
    color: var(--white);
    border: none;
    font-weight: 600;
    box-shadow: 0 3px 6px rgba(63, 81, 181, 0.2);
}

.ww-btn-yarn-primary .ww-icon {
    color: var(--white);
}

.ww-btn-yarn-primary:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--yarn-purple) 0%, var(--yarn-blue) 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(63, 81, 181, 0.3);
}

.ww-btn-yarn-success {
    background: linear-gradient(135deg, var(--yarn-green) 0%, var(--yarn-light-green) 100%);
    color: var(--white);
    border: none;
    font-weight: 600;
    box-shadow: 0 3px 6px rgba(76, 175, 80, 0.2);
}

.ww-btn-yarn-success .ww-icon {
    color: var(--white);
}

.ww-btn-yarn-success:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--yarn-light-green) 0%, var(--yarn-green) 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(76, 175, 80, 0.3);
}

.ww-btn-yarn-warning {
    background: linear-gradient(135deg, var(--yarn-orange) 0%, var(--yarn-yellow) 100%);
    color: var(--white);
    border: none;
    font-weight: 600;
    box-shadow: 0 3px 6px rgba(255, 152, 0, 0.2);
}

.ww-btn-yarn-warning .ww-icon {
    color: var(--white);
}

.ww-btn-yarn-warning:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--yarn-yellow) 0%, var(--yarn-orange) 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(255, 152, 0, 0.3);
}

/* Yarn buttons also work with small size */
.ww-btn-yarn-primary.ww-btn-sm,
.ww-btn-yarn-success.ww-btn-sm,
.ww-btn-yarn-warning.ww-btn-sm {
    font-size: var(--text-xs);
    padding: var(--space-2) var(--space-3);
}

/* === TABLE ACTION BUTTONS === */
.ww-btn-table-action {
    background: var(--surface-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border-primary);
    padding: var(--space-2);
    width: 32px;
    height: 32px;
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.ww-btn-table-action:hover:not(:disabled) {
    background: var(--yarn-blue);
    color: var(--white);
    border-color: var(--yarn-blue);
    transform: translateY(-1px);
    box-shadow: 0 3px 6px rgba(63, 81, 181, 0.2);
}

.ww-btn-table-action.edit:hover:not(:disabled) {
    background: var(--yarn-green);
    border-color: var(--yarn-green);
    box-shadow: 0 3px 6px rgba(76, 175, 80, 0.2);
}

.ww-btn-table-action.delete:hover:not(:disabled) {
    background: var(--yarn-red);
    border-color: var(--yarn-red);
    box-shadow: 0 3px 6px rgba(255, 23, 68, 0.2);
}

.ww-btn-table-action.warning:hover:not(:disabled) {
    background: var(--yarn-orange);
    border-color: var(--yarn-orange);
    box-shadow: 0 3px 6px rgba(255, 152, 0, 0.2);
}

/* === DARK MODE TOGGLE === */
.ww-theme-toggle {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--border-secondary);
    border-radius: var(--radius-lg);
    background: var(--surface-primary);
    color: var(--text-primary);
    cursor: pointer;
    font-size: var(--text-sm);
    transition: all var(--transition-fast);
}

.ww-theme-toggle:hover {
    background: var(--surface-hover);
}

.ww-theme-toggle-icon {
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* === MINIMAL ICONS === */
.ww-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    font-size: 16px;
    font-weight: 500;
    color: var(--text-secondary);
}

.ww-icon-lg {
    width: 24px;
    height: 24px;
    font-size: 20px;
}

.ww-icon-sm {
    width: 16px;
    height: 16px;
    font-size: 14px;
}

/* Icon variants */
.ww-icon-dashboard::before { content: '▢'; }
.ww-icon-import::before { content: '↗'; }
.ww-icon-export::before { content: '↙'; }
.ww-icon-inventory::before { content: '≡'; }
.ww-icon-settings::before { content: '⚙'; }
.ww-icon-user::before { content: '●'; }
.ww-icon-file::before { content: '⎘'; }
.ww-icon-success::before { content: '✓'; }
.ww-icon-warning::before { content: '⚠'; }
.ww-icon-error::before { content: '✗'; }
.ww-icon-info::before { content: 'i'; }
.ww-icon-arrow-right::before { content: '→'; }
.ww-icon-arrow-left::before { content: '←'; }
.ww-icon-arrow-up::before { content: '↑'; }
.ww-icon-arrow-down::before { content: '↓'; }
.ww-icon-plus::before { content: '+'; }
.ww-icon-minus::before { content: '−'; }
.ww-icon-close::before { content: '×'; }
.ww-icon-check::before { content: '✓'; }
.ww-icon-edit::before { content: '✎'; }
.ww-icon-view::before { content: '○'; }
.ww-icon-download::before { content: '↓'; }
.ww-icon-upload::before { content: '↑'; }
.ww-icon-search::before { content: '⌕'; }
.ww-icon-filter::before { content: '⌈'; }
.ww-icon-sort::before { content: '⥮'; }
.ww-icon-play::before { content: '▶'; }
.ww-icon-pause::before { content: '⏸'; }
.ww-icon-stop::before { content: '⏹'; }
.ww-icon-refresh::before { content: '↻'; }
.ww-icon-sun::before { content: '☀'; }
.ww-icon-moon::before { content: '☾'; }

/* === TABLE COMPONENTS === */
.ww-table-container {
    background: var(--surface-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--space-6);
}

.ww-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--text-sm);
}

.ww-table th {
    background: var(--surface-secondary);
    padding: var(--space-4);
    text-align: left;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-primary);
}

.ww-table td {
    padding: var(--space-4);
    border-bottom: 1px solid var(--border-primary);
    color: var(--text-primary);
}

.ww-table tbody tr:hover {
    background: var(--surface-hover);
}

.ww-table tbody tr:last-child td {
    border-bottom: none;
}

/* === EDITABLE TABLE VARIANT === */
.ww-table--editable {
    border-spacing: 0;
    table-layout: fixed;
}

/* Optimized column widths for content */
.ww-table--editable th:nth-child(1) { width: 50px; }   /* Checkbox */
.ww-table--editable th:nth-child(2) { width: 80px; }   /* Status */
.ww-table--editable th:nth-child(3) { width: 100px; }  /* Art-Nr */
.ww-table--editable th:nth-child(4) { width: 320px; }  /* Bezeichnung */
.ww-table--editable th:nth-child(5) { width: 140px; }  /* EAN */
.ww-table--editable th:nth-child(6) { width: 140px; }  /* Hersteller */
.ww-table--editable th:nth-child(7) { width: 80px; }   /* Konto */
.ww-table--editable th:nth-child(8) { width: 80px; }   /* Bestand */
.ww-table--editable th:nth-child(9) { width: 110px; }  /* Meldebestand */
.ww-table--editable th:nth-child(10) { width: 100px; } /* Preis */
.ww-table--editable th:nth-child(11) { width: 60px; }  /* Aktionen */

.ww-table--editable th {
    background: var(--surface-secondary);
    padding: var(--space-3);
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-primary);
    position: sticky;
    top: 0;
    z-index: 1;
}

.ww-table--editable td {
    padding: var(--space-3);
    border-bottom: 1px solid var(--border-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

.ww-table--editable td input.editable-cell {
    width: 100%;
    border: none;
    background: transparent;
    padding: var(--space-2);
    font-size: var(--text-sm);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    outline: none;
}

.ww-table--editable td input.editable-cell:focus {
    background: var(--surface-primary);
    color: var(--text-primary);
    box-shadow: 0 0 0 2px var(--yarn-blue);
}

.ww-table--editable td input.editable-cell:hover {
    background: var(--surface-hover);
    color: var(--text-primary);
}

.ww-table--editable td input.editable-cell.readonly {
    color: var(--text-tertiary);
    cursor: not-allowed;
}

.ww-table--editable td input.editable-cell.modified {
    background: rgba(76, 175, 80, 0.1);
    border-left: 3px solid var(--yarn-green);
}

.ww-table--editable td input.editable-cell.invalid {
    background: rgba(255, 23, 68, 0.1);
    border-left: 3px solid var(--yarn-red);
}

.ww-table--editable td:hover {
    background: var(--surface-hover);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.ww-table--editable td.editing {
    background: rgba(33, 150, 243, 0.1);
    border: 2px solid var(--yarn-blue);
    outline: none;
}

.ww-table--editable tbody tr {
    transition: all var(--transition-fast);
}

.ww-table--editable tbody tr:hover {
    background: var(--surface-hover);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.ww-table--editable tbody tr:last-child td {
    border-bottom: none;
}

/* Table cell types */
.ww-table--editable .ww-table-cell-mono {
    font-family: 'Courier New', monospace;
    font-size: var(--text-xs);
    color: var(--text-secondary);
}

.ww-table--editable .ww-table-cell-number {
    text-align: right;
    font-weight: 500;
}

.ww-table--editable .ww-table-cell-actions {
    text-align: center;
    width: 120px;
}

.ww-table--editable .ww-table-cell-actions .ww-btn {
    margin: 0 var(--space-1);
}

/* Responsive table behavior */
@media (max-width: 1200px) {
    .ww-table--editable th:nth-child(6) { display: none; } /* Hide Hersteller on smaller screens */
    .ww-table--editable td:nth-child(6) { display: none; }
    .ww-table--editable th:nth-child(4) { width: 250px; } /* Reduce Bezeichnung width */
}

@media (max-width: 768px) {
    .ww-table--editable {
        table-layout: auto;
        font-size: var(--text-xs);
    }
    
    .ww-table--editable th:nth-child(7) { display: none; } /* Hide Konto on mobile */
    .ww-table--editable td:nth-child(7) { display: none; }
    .ww-table--editable th:nth-child(9) { display: none; } /* Hide Neu on mobile */
    .ww-table--editable td:nth-child(9) { display: none; }
    
    .ww-table--editable th,
    .ww-table--editable td {
        padding: var(--space-2);
    }
    
    .ww-table--editable td input.editable-cell {
        padding: var(--space-1);
        font-size: var(--text-xs);
    }
}

/* === FORM COMPONENTS === */
.ww-form-group {
    margin-bottom: var(--space-6);
}

.ww-label {
    display: block;
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: var(--space-2);
}

.ww-input {
    width: 100%;
    padding: var(--space-3);
    border: 1px solid var(--border-secondary);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    transition: all var(--transition-fast);
    background: var(--surface-primary);
    color: var(--text-primary);
}

.ww-input:hover:not(:disabled) {
    border-color: var(--border-primary);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    transform: translateY(-1px);
}

.ww-input:focus {
    outline: none;
    border-color: var(--yarn-blue);
    box-shadow: 0 0 0 3px rgba(63, 81, 181, 0.1);
    transform: translateY(-1px);
}

.ww-input:disabled {
    background: var(--surface-secondary);
    color: var(--text-tertiary);
    cursor: not-allowed;
}

.ww-select {
    width: 100%;
    padding: var(--space-3);
    border: 1px solid var(--border-secondary);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    background: var(--surface-primary);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.ww-select:hover:not(:disabled) {
    border-color: var(--border-primary);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    transform: translateY(-1px);
}

.ww-select:focus {
    outline: none;
    border-color: var(--yarn-blue);
    box-shadow: 0 0 0 3px rgba(63, 81, 181, 0.1);
    transform: translateY(-1px);
}

.ww-textarea {
    width: 100%;
    padding: var(--space-3);
    border: 1px solid var(--border-secondary);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    resize: vertical;
    min-height: 120px;
    background: var(--surface-primary);
    color: var(--text-primary);
}

/* === ALERT COMPONENTS === */
.ww-alert {
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
    border: 1px solid;
}

.ww-alert-success {
    background: rgba(76, 175, 80, 0.1);
    border-color: var(--success);
    color: #2e7d32;
}

.ww-alert-warning {
    background: rgba(255, 152, 0, 0.1);
    border-color: var(--warning);
    color: #ef6c00;
}

.ww-alert-error {
    background: rgba(244, 67, 54, 0.1);
    border-color: var(--error);
    color: #c62828;
}

.ww-alert-info {
    background: rgba(33, 150, 243, 0.1);
    border-color: var(--info);
    color: #1565c0;
}

/* === BADGE COMPONENTS === */
.ww-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-2);
    font-size: var(--text-xs);
    font-weight: 500;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.ww-badge-gray {
    background: var(--gray-100);
    color: var(--gray-700);
}

.ww-badge-success {
    background: rgba(76, 175, 80, 0.1);
    color: var(--success);
}

.ww-badge-warning {
    background: rgba(255, 152, 0, 0.1);
    color: var(--warning);
}

.ww-badge-error {
    background: rgba(244, 67, 54, 0.1);
    color: var(--error);
}

/* === UTILITY CLASSES === */
.ww-text-center { text-align: center; }
.ww-text-right { text-align: right; }
.ww-text-left { text-align: left; }

.ww-text-xs { font-size: var(--text-xs); }
.ww-text-sm { font-size: var(--text-sm); }
.ww-text-base { font-size: var(--text-base); }
.ww-text-lg { font-size: var(--text-lg); }
.ww-text-xl { font-size: var(--text-xl); }
.ww-text-2xl { font-size: var(--text-2xl); }

.ww-font-mono { font-family: var(--font-family-mono); }
.ww-font-bold { font-weight: 700; }
.ww-font-semibold { font-weight: 600; }
.ww-font-medium { font-weight: 500; }
.ww-font-normal { font-weight: 400; }

.ww-flex { display: flex; }
.ww-flex-col { flex-direction: column; }
.ww-items-center { align-items: center; }
.ww-justify-center { justify-content: center; }
.ww-justify-between { justify-content: space-between; }
.ww-gap-2 { gap: var(--space-2); }
.ww-gap-4 { gap: var(--space-4); }
.ww-gap-6 { gap: var(--space-6); }

.ww-mb-4 { margin-bottom: var(--space-4); }
.ww-mb-6 { margin-bottom: var(--space-6); }
.ww-mb-8 { margin-bottom: var(--space-8); }
.ww-mt-4 { margin-top: var(--space-4); }
.ww-mt-6 { margin-top: var(--space-6); }
.ww-mt-8 { margin-top: var(--space-8); }

.ww-p-4 { padding: var(--space-4); }
.ww-p-6 { padding: var(--space-6); }
.ww-p-8 { padding: var(--space-8); }

.ww-rounded { border-radius: var(--radius-lg); }
.ww-rounded-xl { border-radius: var(--radius-xl); }
.ww-rounded-full { border-radius: var(--radius-full); }

.ww-shadow-sm { box-shadow: var(--shadow-sm); }
.ww-shadow-md { box-shadow: var(--shadow-md); }
.ww-shadow-lg { box-shadow: var(--shadow-lg); }

/* === RESPONSIVE DESIGN === */
@media (max-width: 1024px) {
    .ww-sidebar {
        transform: translateX(-100%);
        transition: transform var(--transition-normal);
    }
    
    .ww-sidebar.ww-sidebar-open {
        transform: translateX(0);
    }
    
    .ww-content {
        margin-left: 0;
    }
    
    .ww-container {
        padding: 0 var(--space-3);
    }
}

@media (max-width: 768px) {
    .ww-header-content {
        flex-direction: column;
        gap: var(--space-4);
    }
    
    .ww-card {
        padding: var(--space-4);
    }
    
    .ww-table-container {
        overflow-x: auto;
    }
    
    .ww-btn {
        padding: var(--space-2) var(--space-3);
        font-size: var(--text-xs);
    }
}

@media (max-width: 480px) {
    .ww-main {
        padding: var(--space-4) 0;
    }
    
    .ww-container {
        padding: 0 var(--space-2);
    }
    
    .ww-card {
        padding: var(--space-3);
        border-radius: var(--radius-lg);
    }
    
    .ww-card-actions {
        flex-direction: column;
    }
    
    .ww-btn {
        justify-content: center;
        width: 100%;
    }
}

/* === STOCK TRANSFER COMPONENTS === */

/* Filter Panel */
.ww-filter-panel {
    background: var(--surface-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    margin-bottom: var(--space-6);
}

.ww-filter-panel .ww-card-content {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--space-6);
    align-items: start;
}

@media (max-width: 768px) {
    .ww-filter-panel .ww-card-content {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
}

/* Paste Area for Excel Copy-Paste */
.ww-paste-area {
    min-height: 120px;
    background: var(--surface-primary);
    border: 2px dashed var(--border-secondary);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    font-family: var(--font-family-mono);
    font-size: var(--text-sm);
    transition: all var(--transition-fast);
    resize: vertical;
}

.ww-paste-area:focus {
    border-color: var(--yarn-blue);
    border-style: solid;
    background: var(--surface-primary);
    box-shadow: 0 0 0 3px rgba(63, 81, 181, 0.1);
}

.ww-paste-area:hover:not(:focus) {
    border-color: var(--border-primary);
    background: var(--surface-hover);
}

/* Transfer Builder Interface */
.ww-transfer-builder {
    background: var(--surface-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    margin-bottom: var(--space-6);
}

.ww-transfer-grid {
    display: grid;
    grid-template-columns: 2fr 120px 2fr 100px;
    gap: var(--space-4);
    align-items: center;
    padding: var(--space-4);
    border: 1px solid var(--border-secondary);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-3);
    background: var(--surface-secondary);
    transition: all var(--transition-fast);
}

.ww-transfer-grid:hover {
    background: var(--surface-hover);
    border-color: var(--yarn-blue);
    box-shadow: 0 2px 4px rgba(63, 81, 181, 0.1);
}

@media (max-width: 768px) {
    .ww-transfer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2);
        text-align: center;
    }
}

/* Transfer Arrow */
.ww-transfer-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--yarn-blue);
    font-size: var(--text-lg);
    font-weight: 600;
}

/* Stock Display for Multiple Branches */
.ww-stock-display {
    display: flex;
    gap: var(--space-4);
    align-items: center;
    flex-wrap: wrap;
}

.ww-stock-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--space-2) var(--space-3);
    background: var(--surface-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    min-width: 80px;
    text-align: center;
}

.ww-stock-value {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

.ww-stock-label {
    font-size: var(--text-xs);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

/* Stock Level Indicators */
.ww-stock-item.low-stock .ww-stock-value {
    color: var(--warning);
}

.ww-stock-item.out-of-stock .ww-stock-value {
    color: var(--error);
}

.ww-stock-item.high-stock .ww-stock-value {
    color: var(--success);
}

/* Transfer Preview Cards */
.ww-transfer-preview {
    background: var(--surface-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    margin-bottom: var(--space-6);
}

.ww-transfer-preview-item {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--space-4);
    align-items: center;
    padding: var(--space-4);
    border: 1px solid var(--border-secondary);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-3);
    background: var(--surface-secondary);
    transition: all var(--transition-fast);
}

.ww-transfer-preview-item:hover {
    background: var(--surface-hover);
    border-color: var(--yarn-blue);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.ww-transfer-change {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--space-3);
    background: var(--yarn-blue);
    color: var(--white);
    border-radius: var(--radius-lg);
    font-weight: 600;
    min-width: 100px;
}

.ww-transfer-change-label {
    font-size: var(--text-xs);
    opacity: 0.9;
    margin-bottom: var(--space-1);
}

.ww-transfer-change-value {
    font-size: var(--text-lg);
}

/* Article Selection Interface */
.ww-article-browser {
    background: var(--surface-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    margin-bottom: var(--space-6);
}

.ww-article-browser-header {
    background: var(--surface-secondary);
    padding: var(--space-4);
    border-bottom: 1px solid var(--border-primary);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.ww-article-browser-content {
    max-height: 500px;
    overflow-y: auto;
}

.ww-article-row {
    display: grid;
    grid-template-columns: 40px 100px 1fr auto auto;
    gap: var(--space-3);
    align-items: center;
    padding: var(--space-3);
    border-bottom: 1px solid var(--border-secondary);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.ww-article-row:hover {
    background: var(--surface-hover);
}

.ww-article-row.selected {
    background: rgba(63, 81, 181, 0.1);
    border-color: var(--yarn-blue);
}

.ww-article-checkbox {
    width: 20px;
    height: 20px;
    accent-color: var(--yarn-blue);
}

.ww-article-info {
    display: flex;
    flex-direction: column;
}

.ww-article-title {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

.ww-article-subtitle {
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

/* Filter Stats Display */
.ww-filter-stats {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-3);
    background: var(--surface-secondary);
    border-radius: var(--radius-lg);
    margin-top: var(--space-4);
}

.ww-filter-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.ww-filter-stat-value {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--yarn-blue);
}

.ww-filter-stat-label {
    font-size: var(--text-xs);
    color: var(--text-secondary);
    margin-top: var(--space-1);
}

/* Enhanced Icons for Stock Transfer */
.ww-icon-exchange::before { content: '⇄'; }
.ww-icon-transfer::before { content: '→'; }
.ww-icon-warehouse::before { content: '⬛'; }
.ww-icon-store::before { content: '🏪'; }
.ww-icon-quantity::before { content: '#'; }
.ww-icon-balance::before { content: '⚖'; }

/* Drag and Drop States */
.ww-drop-zone {
    border: 2px dashed var(--border-secondary);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    text-align: center;
    background: var(--surface-secondary);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.ww-drop-zone:hover,
.ww-drop-zone.drag-over {
    border-color: var(--yarn-blue);
    background: rgba(63, 81, 181, 0.05);
    transform: translateY(-2px);
}

.ww-drop-zone-icon {
    font-size: 3rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-4);
}

.ww-drop-zone-text {
    color: var(--text-secondary);
    font-size: var(--text-sm);
}

/* Enhanced Button with Progress */
.ww-btn-with-progress {
    position: relative;
    overflow: hidden;
}

.ww-btn-progress {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    background: var(--surface-primary);
    width: 100%;
    overflow: hidden;
}

.ww-btn-progress-bar {
    height: 100%;
    background: var(--yarn-blue);
    transition: width var(--transition-normal);
}

/* Mobile Optimizations for Stock Transfer */
@media (max-width: 768px) {
    .ww-transfer-preview-item {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-2);
    }
    
    .ww-article-row {
        grid-template-columns: 40px 1fr auto;
        gap: var(--space-2);
    }
    
    .ww-stock-display {
        justify-content: center;
    }
    
    .ww-filter-stats {
        flex-direction: column;
        gap: var(--space-2);
    }
}

/* === STOCK OVERVIEW COMPONENT === */
.ww-stock-overview {
    background: var(--surface-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-4);
    padding: var(--space-3);
}

.ww-stock-overview-header h4 {
    margin: 0;
    color: var(--text-primary);
    font-size: var(--text-sm);
    font-weight: 600;
    margin-bottom: var(--space-2);
}

.ww-stock-overview-content {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.ww-stock-overview-item {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    min-width: 120px;
}

.ww-stock-overview-branch {
    color: var(--text-secondary);
    font-size: var(--text-xs);
    font-weight: 500;
}

.ww-stock-overview-total {
    color: var(--text-primary);
    font-size: var(--text-sm);
    font-weight: 600;
    background: var(--surface-primary);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-primary);
    min-width: 40px;
    text-align: center;
}

/* Dark mode adjustments */
[data-theme="dark"] .ww-stock-overview {
    background: var(--surface-secondary);
    border-color: var(--border-primary);
}

[data-theme="dark"] .ww-stock-overview-total {
    background: var(--surface-primary);
    border-color: var(--border-primary);
}

/* Mobile responsive */
@media (max-width: 768px) {
    .ww-stock-overview-content {
        flex-direction: column;
        gap: var(--space-2);
    }
    
    .ww-stock-overview-item {
        justify-content: space-between;
        min-width: auto;
    }
}

/* === TRANSFER CONFIG COMPONENT === */
.ww-transfer-config-item {
    background: var(--surface-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-5); /* Increased spacing between cards */
    padding: var(--space-4);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05); /* Subtle shadow for depth */
    transition: box-shadow 0.2s ease;
}

.ww-transfer-config-item:hover {
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

.ww-transfer-config-item:last-child {
    margin-bottom: 0; /* No margin on last item */
}

.ww-transfer-article-info {
    flex: 1;
    min-width: 0; /* Allow text truncation */
}

.ww-transfer-article-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-1);
    word-wrap: break-word;
    line-height: 1.4;
}

.ww-transfer-article-meta {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.ww-transfer-article-nr {
    font-family: 'Courier New', monospace;
    font-size: var(--text-xs);
    color: var(--text-secondary);
    background: var(--surface-secondary);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    display: inline-block;
    max-width: fit-content;
}

.ww-transfer-stock-display {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-1);
}

.ww-stock-badge {
    background: var(--surface-secondary);
    color: var(--text-secondary);
    font-size: var(--text-xs);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-primary);
    font-weight: 500;
}

.ww-transfer-controls {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-wrap: wrap;
}

.ww-transfer-control-row {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
    min-width: 120px;
    flex: 1;
}

.ww-transfer-label {
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.ww-transfer-arrow {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    font-weight: bold;
    margin: 0 var(--space-2);
    align-self: flex-end;
    margin-bottom: var(--space-6); /* Align with input fields */
}

/* === BULK TRANSFER CONTROLS === */
.ww-bulk-transfer-controls {
    background: var(--surface-secondary);
    border: 2px dashed var(--yarn-blue);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    margin-bottom: var(--space-6);
    position: relative;
}

.ww-bulk-transfer-header {
    margin-bottom: var(--space-4);
    text-align: center;
}

.ww-bulk-title {
    color: var(--yarn-blue);
    font-weight: 600;
    font-size: var(--text-lg);
    margin: 0 0 var(--space-2) 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
}

.ww-bulk-subtitle {
    color: var(--text-secondary);
    font-size: var(--text-sm);
    margin: 0;
    font-style: italic;
}

.ww-bulk-control-row {
    display: flex;
    align-items: end;
    gap: var(--space-4);
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: var(--space-4);
}

.ww-bulk-field {
    display: flex;
    flex-direction: column;
    min-width: 180px;
    flex: 1;
    max-width: 250px;
}

.ww-bulk-field .ww-label {
    margin-bottom: var(--space-2);
    font-weight: 600;
    color: var(--text-primary);
}

.ww-bulk-transfer-controls .ww-transfer-arrow {
    font-size: var(--text-xl);
    color: var(--yarn-blue);
    font-weight: bold;
    margin-bottom: var(--space-2);
    align-self: flex-end;
    animation: pulse-arrow 2s infinite;
}

@keyframes pulse-arrow {
    0%, 100% { 
        transform: scale(1); 
        opacity: 1; 
    }
    50% { 
        transform: scale(1.1); 
        opacity: 0.8; 
    }
}

.ww-bulk-templates {
    border-top: 1px solid var(--border-primary);
    padding-top: var(--space-4);
    margin-top: var(--space-4);
}

.ww-bulk-templates-header {
    margin-bottom: var(--space-3);
    text-align: center;
}

.ww-template-buttons {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
    justify-content: center;
}

.ww-template-btn {
    white-space: nowrap;
    font-size: var(--text-xs);
    padding: var(--space-1) var(--space-3);
    transition: all 0.2s ease;
    border: 2px solid var(--border-primary);
    background: var(--surface-primary);
    color: var(--text-primary);
    font-weight: 600;
}

.ww-template-btn:hover {
    background: var(--surface-primary);
    color: var(--yarn-blue);
    border-color: var(--yarn-blue);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(63, 81, 181, 0.15);
    font-weight: 600;
}

/* Enhanced styling for bulk apply button */
.ww-bulk-transfer-controls .ww-btn-yarn-primary {
    font-weight: 600;
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-base);
    box-shadow: 0 2px 8px rgba(63, 81, 181, 0.3);
    transition: all 0.2s ease;
    border: none;
    background: var(--yarn-blue);
}

.ww-bulk-transfer-controls .ww-btn-yarn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(63, 81, 181, 0.4);
}

.ww-bulk-transfer-controls .ww-btn-yarn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(63, 81, 181, 0.3);
}

/* Mobile Responsiveness for Bulk Controls */
@media (max-width: 768px) {
    .ww-bulk-control-row {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-3);
    }
    
    .ww-bulk-field {
        min-width: 100%;
        max-width: 100%;
    }
    
    .ww-bulk-transfer-controls .ww-transfer-arrow {
        text-align: center;
        transform: rotate(90deg);
        font-size: var(--text-lg);
        margin: var(--space-2) 0;
    }
    
    .ww-template-buttons {
        flex-direction: column;
        gap: var(--space-2);
    }
    
    .ww-template-btn {
        width: 100%;
        text-align: center;
    }
    
    .ww-bulk-transfer-controls .ww-btn-yarn-primary {
        width: 100%;
        margin-top: var(--space-3);
    }
}

/* Dark mode adjustments */
[data-theme="dark"] .ww-transfer-config-item {
    background: var(--surface-primary);
    border-color: var(--border-primary);
}

[data-theme="dark"] .ww-stock-badge {
    background: var(--surface-secondary);
    border-color: var(--border-primary);
}

[data-theme="dark"] .ww-transfer-article-nr {
    background: var(--surface-secondary);
}

/* Mobile responsive */
@media (max-width: 768px) {
    .ww-transfer-controls {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-2);
    }
    
    .ww-transfer-control-row {
        min-width: auto;
    }
    
    .ww-transfer-arrow {
        align-self: center;
        margin: var(--space-1) 0;
        margin-bottom: 0;
    }
    
    .ww-transfer-config-item {
        padding: var(--space-3);
    }
}