/* Variables */
:root {
    --primary: #343a40;
    --primary-dark: #212529;
    --secondary: #6c757d;
    --secondary-light: #adb5bd;
    --success: #28a745;
    --danger: #dc3545;
    --warning: #ffc107;
    --info: #17a2b8;
    --light: #f8f9fa;
    --dark: #343a40;
    --white: #ffffff;
    --sidebar-width: 250px;
    --grey-100: #f8f9fa;
    --grey-200: #e9ecef;
    --grey-300: #dee2e6;
    --grey-400: #ced4da;
    --grey-500: #adb5bd;
    --grey-600: #6c757d;
    --grey-700: #495057;
    --grey-800: #343a40;
    --grey-900: #212529;
}

/* General Styles */
html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    background-color: var(--grey-100);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #333;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.fade-in {
    animation: fadeIn 0.5s ease-in;
}

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

/* Login Page Styles */
.login-page {
    width: 100vw;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--grey-200) 0%, var(--grey-100) 100%);
    position: fixed;
    top: 0;
    left: 0;
    overflow: auto;
}

.login-container {
    width: 100%;
    max-width: 400px;
    margin: 2rem auto;
    padding: 0 1rem;
}

.login-card {
    background: var(--white);
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    padding: 2rem;
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header h2 {
    color: var(--grey-800);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.login-header p {
    color: var(--grey-600);
    margin: 0;
}

.login-form .form-group {
    margin-bottom: 1.5rem;
}

.login-form label {
    color: var(--grey-700);
    font-weight: 500;
    margin-bottom: 0.5rem;
    display: block;
}

.login-form .input-group {
    border: 1px solid var(--grey-300);
    border-radius: 5px;
    overflow: hidden;
}

.login-form .input-group:focus-within {
    border-color: var(--grey-600);
}

.login-form .input-group-text {
    background-color: var(--grey-100);
    border: none;
    color: var(--grey-600);
    padding: 0.75rem 1rem;
}

.login-form .form-control {
    border: none;
    padding: 0.75rem;
    background-color: var(--white);
}

.login-form .form-control:focus {
    box-shadow: none;
}

.login-form .btn {
    padding: 0.75rem;
    font-weight: 500;
    background-color: var(--grey-800);
    border-color: var(--grey-800);
    transition: all 0.3s;
}

.login-form .btn:hover {
    background-color: var(--grey-900);
    border-color: var(--grey-900);
}

.login-form .alert {
    border: none;
    border-radius: 5px;
    background-color: rgba(220, 53, 69, 0.1);
    color: var(--danger);
    padding: 1rem;
    display: flex;
    align-items: center;
}

.login-form .alert i {
    font-size: 1.1rem;
}

.login-form .is-invalid {
    border-color: var(--danger);
}

.login-form .input-group:has(.is-invalid) {
    border-color: var(--danger);
}

.login-form .input-group:has(.is-invalid) .input-group-text {
    color: var(--danger);
}

/* Dashboard Layout */
body.dashboard {
    overflow-x: hidden;
}

/* Mobile Header */
.mobile-header {
    display: none;
    background: var(--dark);
    padding: 1rem;
    color: var(--white);
}

.mobile-header .navbar-toggler {
    border: none;
    color: var(--white);
    padding: 0;
}

.mobile-header .navbar-toggler:focus {
    box-shadow: none;
}

/* Sidebar Styles */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 1rem 0;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    transition: transform 0.3s ease;
}

.sidebar-header {
    padding: 1rem;
}

.sidebar .nav-link {
    border-radius: 0;
    margin-bottom: 5px;
    transition: all 0.3s;
    padding: 0.75rem 1.5rem;
}

.sidebar .nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.sidebar .nav-link.active {
    background-color: var(--secondary);
}

/* Navigation Menu */
.nav-menu {
    flex-grow: 1;
    margin-bottom: 2rem;
}

/* Logout Button */
.logout-container {
    padding: 1rem;
    margin-top: auto;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.logout-btn {
    width: 100%;
    text-align: left;
    padding: 0.75rem 1.5rem;
    transition: all 0.3s;
    opacity: 0.8;
}

.logout-btn:hover {
    opacity: 1;
    background-color: rgba(255, 255, 255, 0.1);
}

/* Main Content */
.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    padding: 2rem;
    overflow-y: auto;
}

/* Card Styles */
.card {
    border: none;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    margin-bottom: 1.5rem;
    border-radius: 0.5rem;
    overflow: hidden;
}

.card-header {
    font-weight: 600;
    padding: 0.75rem 1.25rem;
}

.stats-card {
    text-align: center;
    padding: 1rem;
    transition: transform 0.3s;
}

.stats-card:hover {
    transform: translateY(-5px);
}

.stats-card i {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--secondary);
}

.stats-card .count {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stats-card .label {
    font-size: 1rem;
    color: var(--secondary);
    text-transform: uppercase;
}

/* Button Styles */
.btn-secondary {
    background-color: var(--secondary);
    border-color: var(--secondary);
}

.btn-secondary:hover {
    background-color: var(--secondary-light);
    border-color: var(--secondary-light);
}

/* Table Styles */
.table th {
    font-weight: 600;
    border-top: none;
}

.badge {
    padding: 0.5rem 0.75rem;
    font-weight: 500;
    letter-spacing: 0.3px;
}

.order-number {
    font-family: monospace;
    font-size: 0.9rem;
    padding: 0.25rem 0.5rem;
    background: var(--grey-100);
    border-radius: 4px;
    color: var(--grey-800);
    transition: all 0.2s;
}

.order-number:hover {
    background: var(--grey-200);
}

/* Responsive Adjustments */
@media (max-width: 991.98px) {
    :root {
        --sidebar-width: 0px;
    }

    .mobile-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        position: sticky;
        top: 0;
        z-index: 1020;
    }

    .sidebar {
        position: fixed;
        transform: translateX(-100%);
        z-index: 1030;
    }

    .sidebar.show {
        transform: translateX(0);
        width: 280px;
    }

    .main-content {
        margin-left: 0;
        width: 100%;
        padding: 1rem;
    }

    body.dashboard {
        padding-top: 0;
    }
}

@media (max-width: 480px) {
    .login-card {
        padding: 1.5rem;
    }
    
    .login-container {
        margin: 1rem auto;
    }

    .mobile-header {
        padding: 0.75rem;
    }

    .main-content {
        padding: 0.75rem;
    }
}