/* ERP Design System - Vanilla CSS */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --bg-dark: #0f172a;
    --sidebar-bg: #1e293b;
    --sidebar-hover: #334155;
    --sidebar-text: #94a3b8;
    --sidebar-active: #f8fafc;
    --body-bg: #f1f5f9;
    --card-bg: #ffffff;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --font-outfit: 'Outfit', sans-serif;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

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

body {
    font-family: var(--font-outfit);
    background-color: var(--body-bg);
    color: var(--text-main);
    display: flex;
    min-height: 100vh;
    overflow-x: clip;
}

/* Sidebar Styling */
.sidebar {
    width: 260px;
    background-color: var(--sidebar-bg);
    color: var(--sidebar-active);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    height: 100vh;
    position: sticky;
    top: 0;
    z-index: 100;
    transition: all 0.3s ease;
}

.sidebar-brand {
    padding: 24px;
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--sidebar-hover);
    display: flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
}

.sidebar-menu {
    flex: 1;
    padding: 20px 0;
    overflow-y: auto;
}

.menu-category {
    padding: 14px 24px;
    font-size: 16px;
    font-weight: 700;
    text-transform: uppercase;
    color: #facc15;
    letter-spacing: 1px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    user-select: none;
    transition: background-color 0.2s ease;
}

.menu-category:hover {
    background-color: var(--sidebar-hover);
}

.menu-category .toggle-icon {
    font-size: 10px;
    transition: transform 0.2s ease;
    display: inline-block;
    color: #facc15;
}

.menu-category.collapsed .toggle-icon {
    transform: rotate(-90deg);
}

.menu-items-group {
    max-height: 500px;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.menu-items-group.collapsed {
    max-height: 0;
}

.menu-item {
    display: flex;
    align-items: center;
    padding: 12px 24px 12px 38px;
    color: var(--sidebar-text);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
    border-left: 3px solid transparent;
}

.menu-item:hover {
    background-color: var(--sidebar-hover);
    color: var(--sidebar-active);
}

.menu-item.active {
    background-color: var(--sidebar-hover);
    color: var(--sidebar-active);
    border-left-color: var(--primary-color);
}

.sidebar-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--sidebar-hover);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    color: var(--sidebar-text);
}

.btn-logout {
    color: var(--danger-color);
    text-decoration: none;
    font-weight: 600;
}

.btn-logout:hover {
    text-decoration: underline;
}

/* Main Content Area */
.main-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.header {
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
}

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

.user-profile {
    display: flex;
    align-items: center;
    gap: 12px;
    position: relative;
    cursor: pointer;
    padding: 6px 12px;
    border-radius: 8px;
    transition: background-color 0.2s;
}

.user-profile:hover {
    background-color: var(--body-bg);
}

.user-avatar {
    width: 38px;
    height: 38px;
    background-color: var(--primary-color);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
}

.user-info {
    font-size: 13px;
}

.user-info .name {
    font-weight: 600;
    display: block;
}

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

.user-dropdown {
    display: none;
    position: absolute;
    top: 55px;
    right: 0;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    min-width: 170px;
    z-index: 1000;
    padding: 6px 0;
}

.user-dropdown.show {
    display: block;
}

.dropdown-item {
    display: block;
    padding: 10px 16px;
    font-size: 13px;
    color: var(--text-main);
    text-decoration: none;
    transition: background-color 0.2s;
    text-align: left;
}

.dropdown-item:hover {
    background-color: var(--body-bg);
}

.content-container {
    padding: 40px;
    flex: 1;
}

/* Common Components */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.stat-card {
    background-color: var(--card-bg);
    border-radius: 12px;
    padding: 24px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 8px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-card .label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-card .value {
    font-size: 28px;
    font-weight: 700;
}

.card {
    background-color: var(--card-bg);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    padding: 24px;
    margin-bottom: 32px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 18px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    gap: 8px;
}

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

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

.btn-secondary {
    background-color: #f1f5f9;
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: #e2e8f0;
}

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

.btn-danger:hover {
    background-color: #dc2626;
}

/* Tables */
.table-responsive {
    width: 100%;
    overflow-x: auto;
}

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

.table th {
    background-color: #f8fafc;
    padding: 14px 20px;
    font-weight: 600;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
}

.table td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-main);
}

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

.table tbody tr:hover {
    background-color: #f8fafc;
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-main);
}

.form-input {
    width: 100%;
    padding: 10px 14px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    font-family: inherit;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s ease;
}

.form-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-checkbox {
    width: 16px;
    height: 16px;
    accent-color: var(--primary-color);
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 8px;
    border-radius: 9999px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
}

.badge-success {
    background-color: #d1fae5;
    color: #065f46;
}

.badge-warning {
    background-color: #fef3c7;
    color: #92400e;
}

.badge-danger {
    background-color: #fee2e2;
    color: #991b1b;
}

.badge-info {
    background-color: #e0f2fe;
    color: #075985;
}

/* Messages & Alerts */
.messages-container {
    margin-bottom: 24px;
}

.alert {
    padding: 14px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.alert-error {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

/* Login styling */
.login-body {
    background: radial-gradient(circle at top right, #312e81, var(--bg-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
}

.login-card {
    background: rgba(30, 41, 59, 0.7);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-lg);
    color: #fff;
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h2 {
    font-weight: 700;
    font-size: 24px;
    margin-bottom: 8px;
    background: linear-gradient(135deg, #a5b4fc, #818cf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.login-header p {
    color: var(--sidebar-text);
    font-size: 14px;
}

.login-card .form-input {
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
}

.login-card .form-input:focus {
    border-color: #818cf8;
}

.login-card .form-label {
    color: #e2e8f0;
}

/* Flex utilities */
.flex-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.gap-10 {
    display: flex;
    gap: 10px;
}
.margin-top-20 {
    margin-top: 20px;
}
.text-right {
    text-align: right;
}
.text-center {
    text-align: center;
}