:root {
    --primary: #232a35;
    --primary-dark: #171b23;
    --accent: #881c35;
    --bg: #f6f7f5;
    --card-bg: #ffffff;
    --border: #e2e4e0;
    --text: #202422;
    --muted: #6b7280;
    --error: #b91c1c;
    --success: #166534;
    --warning: #92400e;
    --radius: 10px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: "Vazirmatn", "Tahoma", "Segoe UI", system-ui, sans-serif;
    line-height: 1.7;
}

html[dir="ltr"] body {
    font-family: "Segoe UI", system-ui, "Vazirmatn", sans-serif;
}

.container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.site-header {
    background: var(--primary);
    color: #fff;
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
}
.brand {
    color: #fff;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.15rem;
    display: flex;
    align-items: center;
    gap: 10px;
}
.site-logo {
    height: 38px;
    width: auto;
    border-radius: 4px;
}
.nav-actions {
    display: flex;
    gap: 16px;
    align-items: center;
}
.nav-actions a {
    color: #f0f0f0;
    text-decoration: none;
    font-size: 0.95rem;
}
.nav-actions a:hover { text-decoration: underline; }
.lang-switch {
    border: 1px solid rgba(255,255,255,0.5);
    border-radius: 6px;
    padding: 4px 10px;
}

/* Main */
.main-content {
    padding: 32px 20px 60px;
    min-height: 60vh;
}

h1 { margin-top: 0; }

/* Cards */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px 24px;
    margin-bottom: 20px;
}
.form-card { max-width: 480px; }
.form-card.wide { max-width: 900px; }

/* Forms */
label {
    display: block;
    margin-bottom: 14px;
    font-size: 0.92rem;
    color: var(--muted);
}
label input[type="text"],
label input[type="email"],
label input[type="url"],
label input[type="password"],
label input[type="file"],
label select,
label textarea {
    display: block;
    width: 100%;
    margin-top: 6px;
    padding: 9px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 0.95rem;
    color: var(--text);
    background: #fff;
    font-family: inherit;
}
label textarea { resize: vertical; }
.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
}
.checkbox-label input { width: auto; margin: 0; }

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 20px;
}
@media (max-width: 640px) {
    .grid-2 { grid-template-columns: 1fr; }
}

.btn {
    display: inline-block;
    border: none;
    border-radius: 6px;
    padding: 10px 20px;
    font-size: 0.95rem;
    cursor: pointer;
    text-decoration: none;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-small { padding: 6px 10px; font-size: 0.82rem; background: #eef0ee; color: var(--text); }
.btn-danger { background: #fee2e2; color: var(--error); }

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 0.92rem;
}
.alert-error { background: #fee2e2; color: var(--error); }
.alert-success { background: #dcfce7; color: var(--success); }
.alert-warning { background: #fef3c7; color: var(--warning); }
.hint { color: var(--muted); font-size: 0.88rem; }

/* Directory */
.filter-bar {
    display: flex;
    gap: 10px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}
.filter-bar input, .filter-bar select {
    padding: 9px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-family: inherit;
}
.filter-bar input { flex: 1; min-width: 200px; }

.people-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
}
.person-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    text-decoration: none;
    color: var(--text);
    display: flex;
    gap: 12px;
    align-items: center;
    transition: box-shadow .15s;
}
.person-card:hover { box-shadow: 0 2px 10px rgba(0,0,0,0.08); }
.person-card img {
    width: 56px; height: 56px; border-radius: 50%; object-fit: cover; flex-shrink: 0;
}
.avatar-placeholder {
    width: 56px; height: 56px; border-radius: 50%;
    background: var(--primary); color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 1.3rem; flex-shrink: 0;
}
.avatar-placeholder.large { width: 120px; height: 120px; font-size: 2.4rem; }
.person-info h3 { margin: 0 0 4px; font-size: 1rem; }
.person-info p { margin: 0; font-size: 0.85rem; }
.muted { color: var(--muted); }

/* Profile page */
.profile-header {
    display: flex;
    gap: 24px;
    align-items: flex-start;
    flex-wrap: wrap;
}
.profile-photo {
    width: 120px; height: 120px; border-radius: 50%; object-fit: cover;
}
.rank { color: var(--accent); font-weight: 600; margin: 4px 0; }
.contact-list { list-style: none; padding: 0; margin: 12px 0 0; font-size: 0.9rem; }
.contact-list li { margin-bottom: 4px; }

.preview-img {
    display: block;
    margin-top: 8px;
    width: 72px; height: 72px; border-radius: 50%; object-fit: cover;
}

/* Admin table */
.table-wrap { overflow-x: auto; }
.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}
.data-table th, .data-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    font-size: 0.88rem;
    text-align: start;
}
.data-table th { background: #f0f2ef; }
.badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 999px;
    font-size: 0.78rem;
}
.badge-ok { background: #dcfce7; color: var(--success); }
.badge-off { background: #f3f4f6; color: var(--muted); }
.badge-draft { background: #f3f4f6; color: var(--muted); }
.badge-pending { background: #fef3c7; color: var(--warning); }
.badge-approved { background: #dcfce7; color: var(--success); }
.badge-rejected { background: #fee2e2; color: var(--error); }
.actions-cell { display: flex; gap: 6px; flex-wrap: wrap; }
.inline-form { display: inline; }

/* Footer */
.site-footer {
    padding: 20px;
    text-align: center;
    color: var(--muted);
    font-size: 0.85rem;
    border-top: 1px solid var(--border);
}

/* Item lists (publications, books, theses, activities) */
.item-list {
    list-style: none;
    padding: 0;
    margin: 0 0 20px;
}
.item-list li {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.92rem;
}
.item-list li:last-child { border-bottom: none; }
.item-list.read-only li { display: block; }
.add-item-form {
    border-top: 1px dashed var(--border);
    padding-top: 16px;
    margin-top: 4px;
    align-items: end;
}
.add-item-form label { margin-bottom: 10px; }

/* Weekly schedule table */
.schedule-table th, .schedule-table td {
    text-align: center;
    vertical-align: middle;
}
.schedule-table .slot-label {
    font-weight: 600;
    background: #f0f2ef;
    white-space: nowrap;
}
.schedule-table input[type="text"] {
    width: 100%;
    min-width: 90px;
    margin: 0;
    padding: 6px 8px;
    font-size: 0.85rem;
    text-align: center;
}
.small-note { font-size: 0.8rem; margin-top: 10px; }

/* فیلدهای انگلیسی همیشه چپ‌چین باشند، حتی وقتی کل صفحه راست‌چین است */
.dir-ltr {
    direction: ltr;
    text-align: left;
}

/* Import tools (ORCID sync / BibTeX upload) */
.import-tools {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 8px;
}
.bibtex-form {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}
.bibtex-form input[type="file"] {
    font-size: 0.82rem;
}

/* Reviewer panel */
.review-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}
.review-item-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.review-item-actions {
    display: flex;
    gap: 8px;
    align-items: flex-start;
    flex-wrap: wrap;
}
.btn-approve { background: #dcfce7; color: var(--success); }
.reject-details summary { cursor: pointer; list-style: none; }
.reject-details summary::-webkit-details-marker { display: none; }
.reject-form {
    margin-top: 8px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 220px;
}
.reject-form textarea {
    padding: 6px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-family: inherit;
    font-size: 0.85rem;
}

/* Status badge on faculty dashboard */
.status-banner {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 18px;
    font-size: 0.92rem;
}
.status-banner.status-draft { background: #f3f4f6; color: var(--muted); }
.status-banner.status-pending { background: #fef3c7; color: var(--warning); }
.status-banner.status-approved { background: #dcfce7; color: var(--success); }
.status-banner.status-rejected { background: #fee2e2; color: var(--error); }

/* Tabs on public profile page */
.tabs-card { padding-top: 8px; }
.tabs-nav {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    border-bottom: 1px solid var(--border);
    padding-bottom: 14px;
    margin-bottom: 18px;
}
.tab-btn {
    border: 1px solid var(--border);
    background: #fff;
    color: var(--text);
    padding: 8px 18px;
    border-radius: 999px;
    font-size: 0.88rem;
    cursor: pointer;
    font-family: inherit;
    transition: background .15s, color .15s;
}
.tab-btn:hover { background: #f0f2ef; }
.tab-btn.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}
.tab-panel { display: none; }
.tab-panel.active { display: block; }