:root {
    --brand-primary: #F99F1B;
    --brand-primary-hover: #e08b10;
    --bg-dark: #0f172a;
    --bg-panel: rgba(30, 41, 59, 0.7);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --border-color: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --accent-glow: 0 0 20px rgba(249, 159, 27, 0.4);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Dynamic Mesh Background */
.background-mesh {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    background: 
        radial-gradient(circle at 15% 50%, rgba(249, 159, 27, 0.08), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(56, 189, 248, 0.05), transparent 25%);
    filter: blur(40px);
}

/* Layout */
.app-container {
    display: flex;
    height: 100vh;
    padding: 24px;
    gap: 24px;
}

/* Glassmorphism Utility */
.glass-panel {
    background: var(--bg-panel);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: var(--glass-shadow);
}

/* Sidebar */
.sidebar {
    width: 260px;
    display: flex;
    flex-direction: column;
    padding: 24px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 40px;
}

.logo-box {
    background: var(--brand-primary);
    color: #000;
    font-weight: 700;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    box-shadow: var(--accent-glow);
}

.brand h1 {
    font-size: 1.1rem;
    font-weight: 600;
    letter-spacing: -0.02em;
}

.main-nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.2s ease;
    font-weight: 500;
    font-size: 0.95rem;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
}

.nav-item.active {
    background: rgba(249, 159, 27, 0.1);
    color: var(--brand-primary);
    border: 1px solid rgba(249, 159, 27, 0.2);
}

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 24px;
    overflow: hidden;
}

.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar h2 {
    font-size: 1.5rem;
    font-weight: 600;
}

.stats {
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--brand-primary);
}

.content-area {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
    display: flex;
    flex-direction: column;
}

/* Table Styles */
.table-container {
    width: 100%;
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

th {
    padding: 16px;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border-color);
}

td {
    padding: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.95rem;
}

tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

.badge {
    padding: 4px 10px;
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 500;
}

.badge-service { background: rgba(56, 189, 248, 0.1); color: #38bdf8; }
.badge-inventory { background: rgba(167, 139, 250, 0.1); color: #a78bfa; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    font-family: inherit;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.w-full { width: 100%; }

.btn-primary {
    background: var(--brand-primary);
    color: #000;
}

.btn-primary:hover {
    background: var(--brand-primary-hover);
    transform: translateY(-1px);
}

.shadow-glow {
    box-shadow: var(--accent-glow);
}

.btn-accent {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.btn-accent:hover {
    background: rgba(255, 255, 255, 0.15);
}

/* AI Smart Add Section */
.ai-input-box {
    margin-bottom: 24px;
}

.ai-input-box h3 {
    margin-bottom: 8px;
    color: var(--brand-primary);
}

.ai-input-box p {
    color: var(--text-muted);
    margin-bottom: 16px;
    font-size: 0.95rem;
}

.input-group {
    display: flex;
    gap: 12px;
}

.input-group input {
    flex: 1;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    padding: 12px 16px;
    border-radius: 8px;
    color: white;
    font-family: inherit;
    font-size: 1rem;
    outline: none;
    transition: border-color 0.2s;
}

.input-group input:focus {
    border-color: var(--brand-primary);
}

.suggestion-card {
    background: rgba(249, 159, 27, 0.05);
    border: 1px solid rgba(249, 159, 27, 0.2);
    border-radius: 12px;
    padding: 20px;
    margin-top: 20px;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.hidden {
    display: none !important;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.1);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Forms & Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    width: 90%;
    max-width: 500px;
    padding: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

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

.modal-header h3 {
    margin: 0;
    color: var(--brand-primary);
}

.close-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    transition: color 0.2s;
}

.close-btn:hover {
    color: white;
}

.modal-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-height: 60vh;
    overflow-y: auto;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.form-control {
    width: 100%;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    padding: 10px 12px;
    border-radius: 6px;
    color: white;
    font-family: inherit;
    font-size: 0.95rem;
    outline: none;
    transition: border-color 0.2s;
}

.form-control:focus {
    border-color: var(--brand-primary);
}

/* Action Buttons & Badges */
.action-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 6px;
    border-radius: 4px;
    transition: all 0.2s;
}

.action-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.action-btn.delete:hover {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
}

.badge-exported {
    background: rgba(34, 197, 94, 0.1);
    color: #22c55e;
    font-size: 0.75rem;
    padding: 2px 6px;
    border-radius: 4px;
    margin-left: 8px;
    border: 1px solid rgba(34, 197, 94, 0.2);
}

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