:root {
    --primary-color: #4a90e2;
    --primary-hover-color: #357ABD;
    --dark-bg: #263238;
    --dark-bg-hover: #37474F;
    --light-bg: #f5f7fa;
    --text-dark: #212529;
    --text-light: #eceff1;
    --border-color: #dee2e6;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --border-radius: 8px;
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Lato', sans-serif;
}

body {
    font-family: var(--font-body);
    margin: 0;
    background-color: var(--light-bg);
    color: var(--text-dark);
    line-height: 1.6;
}

.container {
    max-width: 960px;
    margin: 40px auto;
    padding: 20px;
    background-color: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
}

h1, h2 {
    font-family: var(--font-heading);
    color: var(--dark-bg);
    font-weight: 700;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    margin-top: 20px;
    background-color: var(--primary-color);
    color: #fff;
    text-decoration: none;
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
    font-weight: 700;
    border: none;
    cursor: pointer;
    font-family: var(--font-body);
}

.btn:hover {
    background-color: var(--primary-hover-color);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0,0,0,0.12);
}

.dashboard-container {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 240px;
    background-color: var(--dark-bg);
    color: var(--text-light);
    padding: 20px;
    flex-shrink: 0;
    box-shadow: 4px 0 10px rgba(0,0,0,0.1);
}

.sidebar ul {
    list-style-type: none;
    padding: 0;
    margin-top: 40px;
}

.sidebar ul li a {
    color: var(--text-light);
    text-decoration: none;
    display: block;
    padding: 10px 15px;
    border-radius: var(--border-radius);
    margin-bottom: 10px;
    transition: background-color 0.2s ease-in-out;
}

.sidebar ul li a:hover {
    background-color: var(--dark-bg-hover);
}

.main-content {
    flex-grow: 1;
    padding: 40px;
    overflow-y: auto;
}

/* Form Styling */
#inspection-form {
    max-width: 600px;
    margin: 20px 0;
    text-align: left;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 700;
    color: #555;
}

.form-group input[type="text"],
.form-group input[type="date"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box; /* Important for width calculation */
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23888'%3E%3Cpath d='M6 8.825L0 2.825l1.175-1.175L6 6.475 10.825 1.65 12 2.825z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
}

.form-group input[type="text"]:focus,
.form-group input[type="date"]:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.25);
}

.btn.btn-primary {
    width: 100%;
    padding: 15px;
    font-size: 1.1rem;
}

/* Tab Navigation */
.tab-nav {
    display: flex;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--border-color);
}

.tab-nav-btn {
    padding: 10px 20px;
    cursor: pointer;
    background: none;
    border: none;
    font-size: 1rem;
    font-weight: 600;
    color: #888;
    position: relative;
    top: 2px;
    border-bottom: 2px solid transparent;
}

.tab-nav-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.tab-content {
    display: none;
    padding: 20px;
    border: 1px solid var(--border-color);
    border-top: none;
    border-radius: 0 0 var(--border-radius) var(--border-radius);
}

.tab-content.active {
    display: block;
}

/* Checklist Styling */
.checklist-group {
    margin-bottom: 30px;
}

.checklist-group h3 {
    font-size: 1.2rem;
    color: var(--dark-bg);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 10px;
    margin-bottom: 20px;
}

.checklist-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 10px;
    border-radius: var(--border-radius);
    transition: background-color 0.2s;
    margin-bottom: 10px;
}

.checklist-item:hover {
    background-color: #f8f9fa;
}

.checklist-item-desc {
    flex-grow: 1;
    color: #333;
}

.checklist-item-opts {
    display: flex;
    gap: 15px;
    min-width: 200px;
    justify-content: flex-end;
}

.checklist-item-opts label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-weight: 400;
}

.checklist-item-opts input[type="radio"] {
    margin-right: 5px;
}

.deficiency-row {
    display: flex;
    align-items: flex-end;
    gap: 10px;
    margin-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 15px;
}

.deficiency-row .form-group {
    flex-grow: 1;
    margin-bottom: 0;
}

.btn-danger {
    background-color: #e24a4a;
}

.btn-danger:hover {
    background-color: #c93030;
}

.attachments-preview {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 15px;
    margin-top: 15px;
}

.attachment-preview-item {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 10px;
    text-align: center;
}

.attachment-preview-item img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    margin-bottom: 10px;
}

.attachment-preview-item input {
    width: 100%;
    box-sizing: border-box;
}

/* User List Table */
.user-list table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    box-shadow: var(--shadow);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.user-list th,
.user-list td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.user-list thead {
    background-color: var(--dark-bg);
    color: var(--text-light);
    font-family: var(--font-heading);
}

.user-list tbody tr:nth-child(even) {
    background-color: var(--light-bg);
}

.user-list tbody tr:hover {
    background-color: #e9ecef;
}