/* === Callimachus — Analogic Internal Knowledge Base === */

:root {
    --color-primary: #00447C;
    --color-primary-hover: #005A9E;
    --color-primary-light: #E8F0F8;
    --color-bg: #FFFFFF;
    --color-bg-alt: #F5F5F5;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-border: #DDDDDD;
    --color-error: #CC3333;
    --color-error-bg: #FFF0F0;
    --color-success: #2E7D32;
    --color-success-bg: #F0FFF0;
    --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    --max-width: 1200px;
    --radius: 6px;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* === Reset & Base === */

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

body {
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    min-width: 960px;
}

a {
    color: var(--color-primary);
    text-decoration: none;
}

a:hover {
    color: var(--color-primary-hover);
    text-decoration: underline;
}

img {
    max-width: 100%;
}

/* === Layout === */

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

main.container {
    padding-top: 32px;
    padding-bottom: 48px;
    min-height: calc(100vh - 180px);
}

/* === Header / Nav === */

.site-header {
    background: var(--color-primary);
    color: #fff;
    padding: 0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
}

.header-inner {
    display: flex;
    align-items: center;
    height: 56px;
    gap: 32px;
}

.logo {
    font-size: 22px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo:hover {
    color: #fff;
    text-decoration: none;
}

.header-logo {
    height: 32px;
    width: auto;
    border-radius: 4px;
    background: #fff;
    padding: 2px 6px;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 4px;
}

.nav-links a {
    color: rgba(255, 255, 255, 0.85);
    padding: 16px 14px;
    display: block;
    font-size: 14px;
    font-weight: 500;
    border-bottom: 3px solid transparent;
    transition: color 0.15s, border-color 0.15s;
}

.nav-links a:hover,
.nav-links a.active {
    color: #fff;
    text-decoration: none;
    border-bottom-color: #fff;
}

.nav-auth {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-user {
    color: rgba(255, 255, 255, 0.85);
    font-size: 14px;
}

.btn-link {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.85);
    cursor: pointer;
    font-size: 14px;
    font-family: inherit;
    padding: 0;
    text-decoration: underline;
}

.btn-link:hover {
    color: #fff;
}

.btn-nav-login {
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.5);
    padding: 6px 16px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
}

.btn-nav-login:hover {
    background: rgba(255, 255, 255, 0.1);
    text-decoration: none;
}

.nav-logout-form {
    display: inline;
}

/* === Footer === */

.site-footer {
    background: var(--color-bg-alt);
    border-top: 1px solid var(--color-border);
    padding: 20px 0;
    text-align: center;
    color: var(--color-text-light);
    font-size: 13px;
}

/* === Page Title === */

.page-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 24px;
}

.page-subtitle {
    font-size: 16px;
    color: var(--color-text-light);
    margin-top: -16px;
    margin-bottom: 24px;
}

/* === Cards === */

.card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 16px 20px;
    margin-bottom: 12px;
    box-shadow: var(--shadow);
    transition: box-shadow 0.15s;
}

.card:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
}

.card h3 {
    font-size: 17px;
    margin-bottom: 4px;
}

.card h3 a {
    color: var(--color-text);
}

.card h3 a:hover {
    color: var(--color-primary);
}

/* === Employee Card === */

.employee-card {
    display: flex;
    align-items: center;
    gap: 16px;
}

.employee-card.inactive {
    opacity: 0.6;
}

.avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--color-bg-alt);
    flex-shrink: 0;
}

.avatar-large {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--color-bg-alt);
}

.role {
    color: var(--color-text-light);
    font-size: 14px;
}

.location {
    color: var(--color-text-light);
    font-size: 13px;
}

/* === Topic Card === */

.topic-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 4px;
    font-size: 13px;
    color: var(--color-text-light);
}

.topic-tags {
    margin-top: 8px;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

/* === Tag Pills === */

.tag-pill {
    display: inline-block;
    background: var(--color-primary-light);
    color: var(--color-primary);
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.tag-pill.system {
    background: var(--color-primary);
    color: #fff;
}

.tag-pill.removable {
    cursor: pointer;
    padding-right: 6px;
}

.tag-pill .remove-tag {
    margin-left: 4px;
    cursor: pointer;
    font-weight: 700;
}

/* === Buttons === */

.btn {
    display: inline-block;
    padding: 8px 20px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    font-family: inherit;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: background 0.15s;
}

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

.btn-primary:hover {
    background: var(--color-primary-hover);
    color: #fff;
    text-decoration: none;
}

.btn-secondary {
    background: var(--color-bg-alt);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-border);
    text-decoration: none;
}

.btn-danger {
    background: var(--color-error);
    color: #fff;
}

.btn-danger:hover {
    background: #A52828;
    color: #fff;
    text-decoration: none;
}

.btn-sm {
    padding: 4px 12px;
    font-size: 13px;
}

/* === Forms === */

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

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    font-size: 14px;
}

.form-group .hint {
    display: block;
    font-size: 12px;
    color: var(--color-text-light);
    margin-bottom: 6px;
}

input[type="text"],
input[type="password"],
input[type="email"],
input[type="search"],
input[type="file"],
select,
textarea {
    width: 100%;
    padding: 8px 12px;
    font-size: 14px;
    font-family: inherit;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-bg);
    color: var(--color-text);
    transition: border-color 0.15s;
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 68, 124, 0.15);
}

textarea {
    min-height: 120px;
    resize: vertical;
}

.form-error {
    color: var(--color-error);
    font-size: 13px;
    margin-top: 4px;
}

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

.form-row .form-group {
    flex: 1;
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
}

/* === Search Bar === */

.search-bar {
    position: relative;
    margin-bottom: 20px;
}

.search-bar input {
    padding-left: 40px;
    font-size: 15px;
    height: 44px;
}

.search-bar::before {
    content: "\1F50D";
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 16px;
    opacity: 0.4;
}

/* === Filter Group === */

.filter-group {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    align-items: center;
}

.filter-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text-light);
    white-space: nowrap;
}

.filter-group select {
    width: auto;
    min-width: 160px;
}

/* === Flash Messages === */

.flash {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    font-size: 14px;
}

.flash-success {
    background: var(--color-success-bg);
    color: var(--color-success);
    border: 1px solid #C3E6C3;
}

.flash-error {
    background: var(--color-error-bg);
    color: var(--color-error);
    border: 1px solid #F0C3C3;
}

/* === Profile Page === */

.profile-header {
    display: flex;
    gap: 32px;
    align-items: flex-start;
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--color-border);
}

.profile-info h1 {
    font-size: 28px;
    color: var(--color-primary);
    margin-bottom: 4px;
}

.profile-info .role {
    font-size: 16px;
    margin-bottom: 8px;
}

.profile-section {
    margin-bottom: 24px;
}

.profile-section h2 {
    font-size: 18px;
    color: var(--color-primary);
    margin-bottom: 12px;
    padding-bottom: 6px;
    border-bottom: 2px solid var(--color-primary-light);
}

.status-badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

.status-active {
    background: var(--color-success-bg);
    color: var(--color-success);
}

.status-inactive {
    background: var(--color-error-bg);
    color: var(--color-error);
}

/* === Topic Detail === */

.topic-header {
    margin-bottom: 24px;
}

.topic-header h1 {
    font-size: 26px;
    color: var(--color-text);
    margin-bottom: 8px;
}

.topic-detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 14px;
    color: var(--color-text-light);
    margin-bottom: 16px;
}

.topic-detail-meta dt {
    font-weight: 600;
    color: var(--color-text);
}

.topic-detail-meta dd {
    margin-left: 0;
}

.topic-body {
    background: var(--color-bg-alt);
    border-radius: var(--radius);
    padding: 20px 24px;
    margin-bottom: 24px;
    line-height: 1.7;
}

.topic-body h3 {
    font-size: 16px;
    color: var(--color-primary);
    margin-bottom: 8px;
}

/* === Attachments === */

.attachment-list {
    list-style: none;
    margin-top: 8px;
}

.attachment-list li {
    padding: 8px 0;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.attachment-list li:last-child {
    border-bottom: none;
}

.attachment-size {
    color: var(--color-text-light);
    font-size: 12px;
}

/* === Comments === */

.comments-section {
    margin-top: 32px;
}

.comments-section h2 {
    font-size: 20px;
    color: var(--color-primary);
    margin-bottom: 16px;
}

.comment {
    padding: 12px 16px;
    border-left: 3px solid var(--color-primary-light);
    margin-bottom: 12px;
    background: var(--color-bg-alt);
    border-radius: 0 var(--radius) var(--radius) 0;
}

.comment-meta {
    font-size: 13px;
    color: var(--color-text-light);
    margin-bottom: 6px;
}

.comment-meta a {
    font-weight: 600;
}

.comment-body {
    font-size: 14px;
    line-height: 1.6;
    white-space: pre-wrap;
}

/* === Onboarding === */

.onboarding-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 32px;
    align-items: start;
}

.onboarding-toc {
    position: sticky;
    top: 24px;
    background: var(--color-bg-alt);
    border-radius: var(--radius);
    padding: 16px;
}

.onboarding-toc h3 {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-text-light);
    margin-bottom: 12px;
}

.onboarding-toc ul {
    list-style: none;
}

.onboarding-toc li {
    margin-bottom: 6px;
}

.onboarding-toc a {
    font-size: 14px;
    color: var(--color-text);
}

.onboarding-toc a:hover {
    color: var(--color-primary);
}

.onboarding-content h1 {
    font-size: 24px;
    color: var(--color-primary);
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--color-primary-light);
}

.onboarding-content h2 {
    font-size: 20px;
    color: var(--color-primary);
    margin-top: 32px;
    margin-bottom: 12px;
}

.onboarding-content h3 {
    font-size: 17px;
    margin-top: 24px;
    margin-bottom: 8px;
}

.onboarding-content p {
    margin-bottom: 12px;
}

.onboarding-content ul,
.onboarding-content ol {
    margin-bottom: 12px;
    padding-left: 24px;
}

.onboarding-content code {
    background: var(--color-bg-alt);
    padding: 2px 6px;
    border-radius: 3px;
    font-family: var(--font-mono);
    font-size: 13px;
}

.onboarding-content pre {
    background: var(--color-bg-alt);
    padding: 16px;
    border-radius: var(--radius);
    overflow-x: auto;
    margin-bottom: 16px;
}

.onboarding-content pre code {
    padding: 0;
}

.onboarding-content table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 16px;
}

.onboarding-content th,
.onboarding-content td {
    padding: 8px 12px;
    border: 1px solid var(--color-border);
    text-align: left;
}

.onboarding-content th {
    background: var(--color-bg-alt);
    font-weight: 600;
}

.dept-section {
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid var(--color-border);
}

/* === Home Page === */

.home-hero {
    text-align: center;
    padding: 48px 0 40px;
}

.home-logo {
    max-width: 240px;
    height: auto;
    margin-bottom: 20px;
}

.home-hero h1 {
    font-size: 36px;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.home-hero p {
    font-size: 18px;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto;
}

.home-sections {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.home-section-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 32px 24px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: box-shadow 0.15s, transform 0.15s;
}

.home-section-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.home-section-card h2 {
    font-size: 20px;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.home-section-card p {
    font-size: 14px;
    color: var(--color-text-light);
    margin-bottom: 16px;
}

.home-section-card .btn {
    margin-top: 8px;
}

/* === Load More === */

.load-more-container {
    text-align: center;
    margin-top: 24px;
}

/* === Toolbar === */

.page-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

/* === Topic Actions (edit/delete) === */

.topic-actions {
    display: flex;
    gap: 8px;
    margin-top: 16px;
}

/* === Empty State === */

.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--color-text-light);
}

.empty-state p {
    font-size: 16px;
}

/* === Auth Pages === */

.auth-container {
    max-width: 440px;
    margin: 40px auto;
}

.auth-container h1 {
    text-align: center;
    color: var(--color-primary);
    margin-bottom: 24px;
}

.auth-container .card {
    padding: 32px;
}

.auth-footer {
    text-align: center;
    margin-top: 16px;
    font-size: 14px;
}

/* === Results container (for JS-driven content) === */

#results-container .card:first-child {
    margin-top: 0;
}

/* === Utility === */

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

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

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }

/* === Admin === */

.admin-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.admin-stat-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
}

.admin-stat-card h3 {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-text-light);
    margin-bottom: 8px;
}

.admin-stat-card .stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.admin-stat-card .btn {
    margin-top: 4px;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 24px;
}

.admin-table th,
.admin-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--color-border);
    text-align: left;
    font-size: 14px;
}

.admin-table th {
    font-weight: 600;
    background: var(--color-bg-alt);
}

.admin-table tr:hover td {
    background: var(--color-primary-light);
}

.admin-table .actions {
    display: flex;
    gap: 6px;
    align-items: center;
}

.admin-table .actions form {
    display: inline;
}

.admin-inline-form {
    display: flex;
    gap: 8px;
    align-items: center;
}

.admin-inline-form input[type="text"],
.admin-inline-form input[type="password"],
.admin-inline-form select {
    width: auto;
    min-width: 140px;
    padding: 4px 8px;
    font-size: 13px;
}

.admin-inline-form .btn {
    padding: 4px 12px;
    font-size: 13px;
}

.taxonomy-section {
    margin-bottom: 32px;
}

.taxonomy-section h2 {
    font-size: 18px;
    color: var(--color-primary);
    margin-bottom: 12px;
    padding-bottom: 6px;
    border-bottom: 2px solid var(--color-primary-light);
}

.taxonomy-usage {
    color: var(--color-text-light);
    font-size: 12px;
}

/* Onboarding editor */

.onboarding-editor-section {
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 16px;
    background: var(--color-bg);
}

.onboarding-editor-section .section-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.onboarding-editor-section .section-header input[type="text"] {
    flex: 1;
}

.section-order-btns {
    display: flex;
    gap: 4px;
}

.section-order-btns button {
    padding: 4px 10px;
    font-size: 13px;
    cursor: pointer;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
}

.section-order-btns button:hover {
    background: var(--color-border);
}

.editor-textarea {
    width: 100%;
    min-height: 200px;
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.5;
    padding: 12px;
    resize: vertical;
}