/* ==========================================
   AEROWORKSERP - MODERN GLASSMORPHIC DESIGN
   ========================================== */

/* 1. Global Variables & Design Tokens */
:root {
    --bg-app: hsl(222, 25%, 10%);
    --bg-sidebar: hsl(222, 28%, 7%);
    --bg-card: rgba(22, 30, 49, 0.55);
    --bg-card-hover: rgba(30, 41, 59, 0.75);
    --bg-input: rgba(15, 23, 42, 0.8);
    
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(0, 229, 255, 0.35);
    
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    --color-primary: #0088ff;
    --color-primary-glow: rgba(0, 136, 255, 0.15);
    --color-accent: #00e5ff;
    --color-accent-glow: rgba(0, 229, 255, 0.15);
    
    --color-success: #10b981;
    --color-success-glow: rgba(16, 185, 129, 0.15);
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
    --color-danger-glow: rgba(239, 68, 68, 0.15);
    --color-purple: #8b5cf6;
    
    --sidebar-width: 280px;
    --topbar-height: 80px;
    --border-radius-lg: 16px;
    --border-radius-md: 10px;
    --border-radius-sm: 6px;
    
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 2. Resets and General Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-app);
    color: var(--text-primary);
    overflow: hidden;
    height: 100vh;
    -webkit-font-smoothing: antialiased;
}

button, input, select, textarea {
    font-family: inherit;
    color: inherit;
}

a {
    text-decoration: none;
    color: inherit;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* App Container Layout */
.app-container {
    display: flex;
    width: 100vw;
    height: 100vh;
}

/* 3. Sidebar Styles */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    z-index: 100;
}

.sidebar-header {
    height: var(--topbar-height);
    display: flex;
    align-items: center;
    padding: 0 28px;
    border-bottom: 1px solid var(--border-color);
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    color: var(--color-accent);
    width: 32px;
    height: 32px;
    filter: drop-shadow(0 0 8px var(--color-accent-glow));
}

.logo-text {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.logo-text .highlight {
    color: var(--color-accent);
}

.sidebar-nav {
    flex-grow: 1;
    padding: 24px 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.nav-item {
    background: transparent;
    border: none;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 16px;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-secondary);
    text-align: left;
    transition: var(--transition-smooth);
}

.nav-item i {
    width: 20px;
    height: 20px;
    transition: var(--transition-smooth);
}

.nav-item:hover {
    color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.03);
}

.nav-item.active {
    color: var(--text-primary);
    background-color: var(--color-primary-glow);
    border-left: 3px solid var(--color-primary);
    box-shadow: inset 5px 0 10px rgba(0, 136, 255, 0.05);
}

.nav-item.active i {
    color: var(--color-primary);
    filter: drop-shadow(0 0 5px rgba(0, 136, 255, 0.4));
}

.sidebar-footer {
    padding: 20px 16px;
    border-top: 1px solid var(--border-color);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.02);
    padding: 12px;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--border-color);
}

.user-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: white;
    font-size: 16px;
}

.user-info {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    overflow: hidden;
}

.user-name {
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}

.user-role {
    font-size: 11px;
    color: var(--text-secondary);
}

.btn-logout {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.btn-logout:hover {
    color: var(--color-danger);
    background-color: var(--color-danger-glow);
}

/* 4. Main Content Area & Topbar */
.main-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
}

.top-header {
    height: var(--topbar-height);
    background-color: rgba(22, 30, 49, 0.2);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
}

.header-search {
    position: relative;
    width: 320px;
}

.header-search input {
    width: 100%;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    padding: 10px 16px 10px 42px;
    border-radius: var(--border-radius-md);
    outline: none;
    font-size: 14px;
    transition: var(--transition-smooth);
}

.header-search input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 10px rgba(0, 136, 255, 0.15);
}

.search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    width: 18px;
    height: 18px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.db-status {
    font-size: 13px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.02);
    padding: 8px 14px;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-success);
    display: inline-block;
    box-shadow: 0 0 8px var(--color-success);
}

.btn-icon {
    background: transparent;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-secondary);
    position: relative;
    border: 1px solid var(--border-color);
    background-color: rgba(255, 255, 255, 0.02);
    transition: var(--transition-smooth);
}

.btn-icon:hover {
    color: var(--text-primary);
    border-color: rgba(255, 255, 255, 0.15);
    background-color: rgba(255, 255, 255, 0.05);
}

.btn-icon .badge {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-danger);
}

/* 5. Dynamic Views Container */
.view-container {
    flex-grow: 1;
    padding: 32px;
    overflow-y: auto;
    height: calc(100vh - var(--topbar-height));
}

.view-section {
    display: none;
    animation: fadeIn 0.3s ease-in-out forwards;
}

.view-section.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.view-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 28px;
}

.view-header h1 {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 14px;
    margin-top: 4px;
}

/* 6. Dashboard Specific Styles */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 28px;
}

.glass {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.25);
    transition: var(--transition-smooth);
}

.metric-card {
    padding: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: var(--border-radius-lg);
}

.metric-card:hover {
    border-color: var(--border-hover);
    box-shadow: 0 8px 32px 0 rgba(0, 229, 255, 0.05);
    transform: translateY(-2px);
}

.metric-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.metric-label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

.metric-value {
    font-size: 26px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.metric-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.metric-icon i {
    width: 24px;
    height: 24px;
}

.metric-icon.blue {
    background-color: var(--color-primary-glow);
    color: var(--color-primary);
}

.metric-icon.emerald {
    background-color: var(--color-success-glow);
    color: var(--color-success);
}

.metric-icon.purple {
    background-color: rgba(139, 92, 246, 0.15);
    color: var(--color-purple);
}

.metric-icon.orange {
    background-color: rgba(249, 115, 22, 0.15);
    color: #f97316;
}

.dashboard-layout {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 20px;
}

.dashboard-card {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    font-size: 16px;
    font-weight: 600;
}

.card-body {
    padding: 24px;
}

/* Lists and activity style */
.activity-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.activity-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    font-size: 14px;
}

.activity-icon {
    margin-top: 2px;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.activity-icon.create {
    background-color: var(--color-success-glow);
    color: var(--color-success);
}

.activity-icon.update {
    background-color: var(--color-primary-glow);
    color: var(--color-primary);
}

.activity-icon.delete {
    background-color: var(--color-danger-glow);
    color: var(--color-danger);
}

.activity-icon i {
    width: 14px;
    height: 14px;
}

.activity-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex-grow: 1;
}

.activity-title {
    color: var(--text-primary);
    font-weight: 500;
}

.activity-desc {
    color: var(--text-secondary);
    font-size: 12px;
}

.activity-time {
    color: var(--text-muted);
    font-size: 11px;
}

/* Alert panel stylings */
.alert-panel {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.alert-item {
    padding: 14px 16px;
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    line-height: 1.4;
    border: 1px solid transparent;
}

.alert-item.info {
    background-color: var(--color-primary-glow);
    border-color: rgba(0, 136, 255, 0.1);
    color: #93c5fd;
}

.alert-item.warning {
    background-color: rgba(245, 158, 11, 0.08);
    border-color: rgba(245, 158, 11, 0.15);
    color: #fde047;
}

.alert-item.danger {
    background-color: var(--color-danger-glow);
    border-color: rgba(239, 68, 68, 0.1);
    color: #fca5a5;
    animation: alertPulse 2s infinite ease-in-out;
}

@keyframes alertPulse {
    0%, 100% { border-color: rgba(239, 68, 68, 0.1); }
    50% { border-color: rgba(239, 68, 68, 0.6); }
}

/* 7. Contacts / Personas Layout */
.filter-bar {
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    gap: 20px;
}

.search-box {
    position: relative;
    flex-grow: 1;
    max-width: 400px;
}

.search-box input {
    width: 100%;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    padding: 10px 16px 10px 42px;
    border-radius: var(--border-radius-md);
    outline: none;
    font-size: 14px;
    transition: var(--transition-smooth);
}

.search-box input:focus {
    border-color: var(--color-primary);
}

.search-box i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    width: 18px;
    height: 18px;
}

.filter-options {
    display: flex;
    gap: 8px;
}

.btn-filter {
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    padding: 8px 16px;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition-smooth);
}

.btn-filter:hover {
    color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.05);
}

.btn-filter.active {
    background-color: var(--color-primary-glow);
    border-color: var(--color-primary);
    color: var(--text-primary);
}

.contacts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.contact-card {
    padding: 24px;
    position: relative;
    border-radius: var(--border-radius-lg);
}

.contact-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.contact-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 18px;
}

.contact-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    color: var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-avatar i {
    width: 22px;
    height: 22px;
}

.contact-title-group {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.contact-name {
    font-size: 16px;
    font-weight: 600;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}

.contact-type-tags {
    display: flex;
    gap: 6px;
    margin-top: 4px;
}

.tag {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    padding: 2px 8px;
    border-radius: 4px;
    letter-spacing: 0.5px;
    display: inline-block;
}

.tag.supplier {
    background-color: var(--color-primary-glow);
    color: #60a5fa;
    border: 1px solid rgba(0, 136, 255, 0.15);
}

.tag.client {
    background-color: rgba(139, 92, 246, 0.1);
    color: #a78bfa;
    border: 1px solid rgba(139, 92, 246, 0.15);
}

.contact-body {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.contact-info-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.contact-info-row i {
    width: 16px;
    height: 16px;
    color: var(--text-muted);
}

.contact-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

/* 8. Split Layout (Materials & BOM) */
.split-layout {
    display: grid;
    grid-template-columns: 350px 1fr;
    gap: 24px;
    height: calc(100vh - var(--topbar-height) - 150px);
}

.panel-left {
    display: flex;
    flex-direction: column;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    height: 100%;
}

.panel-search {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    position: relative;
}

.panel-search input {
    width: 100%;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    padding: 10px 16px 10px 38px;
    border-radius: var(--border-radius-md);
    outline: none;
    font-size: 13px;
}

.panel-search input:focus {
    border-color: var(--color-primary);
}

.panel-search i {
    position: absolute;
    left: 28px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    width: 16px;
    height: 16px;
}

.list-container {
    flex-grow: 1;
    overflow-y: auto;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

/* Selectable List items */
.list-item {
    background: transparent;
    border: 1px solid transparent;
    padding: 14px 16px;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 6px;
    text-align: left;
    transition: var(--transition-smooth);
}

.list-item:hover {
    background-color: rgba(255, 255, 255, 0.02);
    border-color: var(--border-color);
}

.list-item.selected {
    background-color: rgba(0, 136, 255, 0.05);
    border-color: rgba(0, 136, 255, 0.25);
}

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

.list-item-title {
    font-weight: 600;
    font-size: 14px;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.list-item-subtitle {
    font-size: 11px;
    color: var(--text-muted);
    font-family: monospace;
}

.list-item-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: var(--text-secondary);
}

.stock-pill {
    background-color: rgba(255, 255, 255, 0.04);
    padding: 2px 8px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 11px;
}

.stock-pill.low {
    background-color: var(--color-danger-glow);
    color: var(--color-danger);
    border: 1px solid rgba(239, 68, 68, 0.15);
    animation: dangerPulse 2s infinite ease-in-out;
}

@keyframes dangerPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.03); }
}

.panel-right {
    border-radius: var(--border-radius-lg);
    height: 100%;
    overflow-y: auto;
    padding: 32px;
}

/* Detail panel empty state */
.detail-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-muted);
    text-align: center;
    gap: 16px;
}

.massive-icon {
    width: 64px;
    height: 64px;
    stroke-width: 1px;
    color: var(--text-muted);
    opacity: 0.5;
}

/* Detail Panel Content Layout */
.detail-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 24px;
    margin-bottom: 24px;
}

.detail-title-group h2 {
    font-size: 22px;
    font-weight: 700;
}

.detail-title-group .sku-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    padding: 2px 10px;
    border-radius: var(--border-radius-sm);
    font-size: 12px;
    color: var(--color-accent);
    font-family: monospace;
    margin-top: 8px;
}

.detail-actions-group {
    display: flex;
    gap: 10px;
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.detail-info-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.detail-info-label {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 500;
}

.detail-info-value {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.detail-info-value.success {
    color: var(--color-success);
}

.detail-sections {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.detail-section-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* 9. Data Tables & Lists styles */
.table-wrapper {
    overflow-x: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    background: rgba(15, 23, 42, 0.2);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    text-align: left;
}

.data-table th {
    background: rgba(255, 255, 255, 0.01);
    color: var(--text-secondary);
    font-weight: 600;
    padding: 14px 18px;
    border-bottom: 1px solid var(--border-color);
}

.data-table td {
    padding: 14px 18px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

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

.data-table tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.01);
}

/* Timeline/Kardex visual styling */
.kardex-timeline {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-height: 350px;
    overflow-y: auto;
    padding-right: 8px;
}

.kardex-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--border-color);
    padding: 12px 16px;
    border-radius: var(--border-radius-md);
}

.kardex-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.kardex-type-qty {
    display: flex;
    align-items: center;
    gap: 10px;
}

.kardex-badge {
    font-size: 9px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 4px;
    text-transform: uppercase;
}

.kardex-badge.compra {
    background-color: var(--color-success-glow);
    color: var(--color-success);
}

.kardex-badge.produccion {
    background-color: rgba(249, 115, 22, 0.1);
    color: #f97316;
}

.kardex-badge.ajuste_pos {
    background-color: var(--color-primary-glow);
    color: #60a5fa;
}

.kardex-badge.ajuste_neg {
    background-color: var(--color-danger-glow);
    color: var(--color-danger);
}

.kardex-qty {
    font-weight: 600;
    font-size: 14px;
}

.kardex-meta {
    font-size: 11px;
    color: var(--text-muted);
}

.kardex-value {
    text-align: right;
}

.kardex-cost {
    font-weight: 600;
    font-size: 14px;
}

/* 10. Buttons & Interactive Controls */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    border: 1px solid transparent;
    transition: var(--transition-smooth);
}

.btn-primary {
    background-color: var(--color-primary);
    color: white;
    box-shadow: 0 4px 14px rgba(0, 136, 255, 0.25);
}

.btn-primary:hover {
    background-color: #0077ee;
    box-shadow: 0 4px 20px rgba(0, 136, 255, 0.4);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.03);
    border-color: var(--border-color);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.07);
    border-color: rgba(255, 255, 255, 0.15);
}

.btn-danger {
    background-color: var(--color-danger-glow);
    border-color: rgba(239, 68, 68, 0.2);
    color: #fca5a5;
}

.btn-danger:hover {
    background-color: var(--color-danger);
    color: white;
}

.btn-small {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-link {
    background: transparent;
    border: none;
    color: var(--color-accent);
    cursor: pointer;
    font-weight: 500;
    font-size: 13px;
    transition: var(--transition-smooth);
}

.btn-link:hover {
    color: #00b8d4;
    text-decoration: underline;
}

.btn-close-modal {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 24px;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.btn-close-modal:hover {
    color: var(--text-primary);
}

/* 11. Modals Styling */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(5, 8, 16, 0.6);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease-in-out;
}

.modal.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    width: 500px;
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transform: scale(0.95);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal.active .modal-content {
    transform: scale(1);
}

.large-modal {
    width: 800px;
}

.modal-header {
    padding: 20px 28px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 18px;
    font-weight: 600;
}

.modal-body {
    padding: 28px;
    max-height: 70vh;
    overflow-y: auto;
}

form {
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input, 
.form-group select, 
.form-group textarea {
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    padding: 10px 14px;
    border-radius: var(--border-radius-md);
    outline: none;
    font-size: 14px;
    transition: var(--transition-smooth);
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 10px rgba(0, 136, 255, 0.1);
}

.disabled-input {
    background-color: rgba(255, 255, 255, 0.01) !important;
    color: var(--text-muted) !important;
    border-style: dashed !important;
    cursor: not-allowed;
}

.form-row {
    display: flex;
    gap: 16px;
}

.col-6 {
    width: calc(50% - 8px);
}

.col-4 {
    width: calc(33.33% - 10px);
}

.form-row-checkboxes {
    display: flex;
    gap: 20px;
    margin-top: 4px;
}

/* Custom Checkbox */
.checkbox-container {
    display: flex;
    align-items: center;
    position: relative;
    padding-left: 28px;
    cursor: pointer;
    font-size: 13px;
    user-select: none;
    color: var(--text-secondary);
}

.checkbox-container input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    position: absolute;
    left: 0;
    height: 18px;
    width: 18px;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    transition: var(--transition-smooth);
}

.checkbox-container:hover input ~ .checkmark {
    border-color: var(--color-primary);
}

.checkbox-container input:checked ~ .checkmark {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
}

.checkbox-container input:checked ~ .checkmark:after {
    display: block;
}

.checkbox-container .checkmark:after {
    left: 6px;
    top: 2px;
    width: 4px;
    height: 9px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 10px;
}

.modal-divider {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 20px 0;
}

.modal-help-text {
    font-size: 12px;
    color: var(--text-muted);
    padding: 0 28px;
}

.hidden {
    display: none !important;
}

/* 12. Visual BOM Builder Specifics */
.bom-header-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px;
    background: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    margin-bottom: 24px;
}

.margin-indicator {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.margin-indicator.safe {
    background-color: var(--color-success-glow);
    color: var(--color-success);
    border: 1px solid rgba(16, 185, 129, 0.15);
}

.margin-indicator.warn {
    background-color: var(--color-danger-glow);
    color: var(--color-danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
    animation: alertPulse 1.5s infinite;
}

.bom-tree-container {
    background: rgba(15, 23, 42, 0.2);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 24px;
    max-height: 400px;
    overflow-y: auto;
    margin-bottom: 24px;
}

.bom-node {
    display: flex;
    flex-direction: column;
    gap: 8px;
    position: relative;
    padding-left: 20px;
    margin-bottom: 12px;
}

.bom-node::before {
    content: "";
    position: absolute;
    left: 0;
    top: 14px;
    width: 14px;
    height: 1px;
    background-color: var(--border-color);
}

.bom-node::after {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 1px;
    height: 100%;
    background-color: var(--border-color);
}

.bom-node:last-child::after {
    height: 14px;
}

.bom-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    padding: 10px 16px;
    border-radius: var(--border-radius-md);
    font-size: 13px;
}

.bom-row:hover {
    border-color: rgba(255, 255, 255, 0.15);
}

.bom-node-name {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
}

.bom-node-name i {
    width: 16px;
    height: 16px;
    color: var(--text-muted);
}

.bom-node-name.sub-assembly {
    color: #a78bfa;
}

.bom-node-name.sub-assembly i {
    color: #a78bfa;
}

.bom-node-qty {
    color: var(--text-secondary);
    font-weight: 600;
    margin-left: 8px;
}

.bom-node-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.bom-node-cost {
    font-family: monospace;
    font-weight: 600;
}

.btn-remove-node {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: transition;
    transition: var(--transition-smooth);
}

.btn-remove-node:hover {
    color: var(--color-danger);
}

.bom-add-controls {
    display: flex;
    gap: 12px;
}

/* 13. Production Lot Wizard & MRP styling */
.lot-items-builder {
    background: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 16px;
    margin-top: 12px;
}

.builder-inputs {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
}

.flex-grow {
    flex-grow: 1;
}

.qty-input {
    width: 100px !important;
}

.added-items-list {
    max-height: 200px;
    overflow-y: auto;
}

.mrp-workspace-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 16px;
    margin-bottom: 24px;
}

.mrp-workspace-header h2 {
    font-size: 20px;
    font-weight: 700;
}

.mrp-kpi-summary {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 28px;
}

.mrp-kpi-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.mrp-kpi-label {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
}

.mrp-kpi-value {
    font-size: 20px;
    font-weight: 700;
}

.mrp-kpi-value.profit {
    color: var(--color-success);
}

.mrp-sections {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.text-muted {
    color: var(--text-muted);
}

.text-success {
    color: var(--color-success);
}

.text-danger {
    color: var(--color-danger);
}

/* Loading placeholders */
.loading-placeholder {
    padding: 32px;
    text-align: center;
    color: var(--text-muted);
    font-size: 14px;
}