:root {
    --color-bg: #f5f6f8;
    --color-surface: #ffffff;
    --color-border: #e2e5ea;
    --color-text: #1f2430;
    --color-text-muted: #6b7280;
    --color-primary: #2563eb;
    --color-primary-hover: #1d4ed8;
    --color-success: #15803d;
    --color-success-bg: #ecfdf3;
    --color-danger: #b91c1c;
    --color-danger-bg: #fef2f2;
    --radius: 10px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.5;
}

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

a:hover {
    text-decoration: underline;
}

.wrap {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 20px;
}

.site-header {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
}

.site-header .wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.site-header .brand {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--color-text);
}

.site-header nav a {
    margin-left: 16px;
    font-size: 0.95rem;
}

main.wrap {
    padding-top: 28px;
    padding-bottom: 60px;
}

h1 {
    font-size: 1.6rem;
    margin: 0 0 6px;
}

h2 {
    font-size: 1.2rem;
    margin: 0;
}

p.subtitle {
    color: var(--color-text-muted);
    margin: 0 0 28px;
}

.flash {
    padding: 12px 16px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    font-size: 0.95rem;
}

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

.flash-error {
    background: var(--color-danger-bg);
    color: var(--color-danger);
}

.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
}

.card-list {
    display: grid;
    gap: 14px;
}

.course-card {
    display: block;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 18px 20px;
    transition: border-color 0.15s ease;
}

.course-card:hover {
    border-color: var(--color-primary);
    text-decoration: none;
}

.course-card .meta {
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

.empty-state {
    color: var(--color-text-muted);
    padding: 32px 0;
    text-align: center;
}

.category {
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    margin-bottom: 16px;
    overflow: hidden;
}

.category-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    background: #fafbfc;
    border-bottom: 1px solid var(--color-border);
}

.category-header.is-unpublished {
    opacity: 0.65;
}

.category-title {
    display: flex;
    align-items: center;
    gap: 10px;
}

.category-rename summary {
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 6px;
}

.category-rename summary::-webkit-details-marker {
    display: none;
}

.category-rename summary h2 {
    display: inline;
}

.category-rename summary::after {
    content: "✏️";
    font-size: 0.85rem;
    opacity: 0.6;
}

.category-rename[open] summary::after {
    content: "✕";
}

.category-rename form {
    margin-top: 8px;
}

.badge {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    padding: 3px 8px;
    border-radius: 999px;
}

.badge-published {
    background: var(--color-success-bg);
    color: var(--color-success);
}

.badge-draft {
    background: #f1f2f4;
    color: var(--color-text-muted);
}

.document-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.document-list li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 18px;
    border-bottom: 1px solid var(--color-border);
}

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

.document-info {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
}

.document-info .name {
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.document-info .size {
    color: var(--color-text-muted);
    font-size: 0.82rem;
    flex-shrink: 0;
}

.actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    color: var(--color-text);
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 0.9rem;
    cursor: pointer;
    font-family: inherit;
}

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

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

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

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

.btn-danger:hover {
    border-color: var(--color-danger);
}

.btn-sm {
    padding: 5px 10px;
    font-size: 0.82rem;
}

form.inline {
    display: inline;
}

.move-buttons {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex-shrink: 0;
}

.move-buttons .btn {
    padding: 0 6px;
    line-height: 1.4;
    font-size: 0.7rem;
}

.move-buttons .btn:disabled {
    opacity: 0.3;
    cursor: default;
}

/* Toggle switch */
.toggle {
    position: relative;
    display: inline-block;
    width: 42px;
    height: 24px;
    flex-shrink: 0;
}

.toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle .slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background-color: #d1d5db;
    border-radius: 999px;
    transition: 0.15s;
}

.toggle .slider::before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    top: 3px;
    background-color: white;
    border-radius: 50%;
    transition: 0.15s;
}

.toggle input:checked + .slider {
    background-color: var(--color-success);
}

.toggle input:checked + .slider::before {
    transform: translateX(18px);
}

/* Forms */
.field {
    margin-bottom: 16px;
}

/* Applies both to our hand-written .field forms and to every Symfony
   form_row(), whose default theme renders a bare <div> with no class. */
form > div,
.field {
    margin-bottom: 16px;
}

form label:not(.toggle),
.field label {
    display: block;
    font-weight: 500;
    margin-bottom: 6px;
    font-size: 0.9rem;
}

input[type="text"],
input[type="email"],
input[type="password"],
textarea,
select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-size: 0.95rem;
    font-family: inherit;
    background: var(--color-surface);
    color: var(--color-text);
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--color-primary);
}

form ul {
    list-style: none;
    margin: 4px 0 0;
    padding: 0;
    color: var(--color-danger);
    font-size: 0.85rem;
}

.inline-form {
    display: flex;
    gap: 10px;
    align-items: flex-end;
}

.inline-form .field,
.inline-form > div {
    margin-bottom: 0;
    flex: 1;
}

.breadcrumb {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-bottom: 12px;
}

.section-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}

/* Dropzone (symfony/ux-dropzone) styling overrides */
.dropzone-container {
    border-color: var(--color-border) !important;
    border-radius: var(--radius);
    background: #fafbfc;
    transition: border-color 0.15s ease;
}

.dropzone-container:hover {
    border-color: var(--color-primary) !important;
}

.login-card {
    max-width: 380px;
    margin: 60px auto 0;
}