/* ============================================================
   UploadModule CSS — هم‌شکل با بقیه‌ی ماژول‌ها (wallet/subscription/task/...).
   همه‌چیز زیر .upload-module اسکوپ شده، پیشوند up-.
   ============================================================ */

.upload-module {
  --up-c-bg: #f5f5f3;
  --up-c-surface: #ffffff;
  --up-c-border: rgba(0,0,0,0.08);
  --up-c-border-strong: rgba(0,0,0,0.14);
  --up-c-text: #1a1a18;
  --up-c-text-2: #5a5a56;
  --up-c-text-3: #9a9994;
  --up-c-accent: #2563eb;
  --up-c-accent-bg: #eff6ff;
  --up-c-accent-text: #1d4ed8;
  --up-c-accent-border: #bfdbfe;
  --up-c-success: #16a34a;
  --up-c-success-bg: #f0fdf4;
  --up-c-success-text: #15803d;
  --up-c-success-border: #bbf7d0;
  --up-c-danger: #dc2626;
  --up-c-danger-bg: #fef2f2;
  --up-c-danger-text: #b91c1c;
  --up-c-danger-border: #fecaca;
  --up-radius-sm: 6px;
  --up-radius: 10px;
  --up-radius-lg: 14px;
  --up-transition: 0.15s ease;

  font-family: 'Vazirmatn', system-ui, sans-serif;
  color: var(--up-c-text);
  font-size: 13px;
  line-height: 1.5;
  position: relative;
}
.upload-module * { box-sizing: border-box; }

.up-page-hdr { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 16px; flex-wrap: wrap; gap: 12px; }
.up-page-title { font-size: 20px; font-weight: 600; letter-spacing: -0.02em; }
.up-page-desc { font-size: 13px; color: var(--up-c-text-3); margin-top: 3px; }

.up-card { background: var(--up-c-surface); border: 1px solid var(--up-c-border); border-radius: var(--up-radius-lg); padding: 18px; margin-bottom: 16px; }
.up-tbl-card { padding: 0; overflow: hidden; }

.up-form-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 14px; }
@media (max-width: 900px) { .up-form-grid { grid-template-columns: repeat(2, 1fr); } }

.up-field { display: flex; flex-direction: column; gap: 5px; }
.up-field label { font-size: 11px; font-weight: 600; color: var(--up-c-text-2); }
.up-select { border: 1px solid var(--up-c-border-strong); border-radius: var(--up-radius-sm); padding: 8px 11px; font-size: 13px; background: var(--up-c-surface); color: var(--up-c-text); font-family: inherit; outline: none; }
.up-select:focus { border-color: var(--up-c-accent); box-shadow: 0 0 0 3px rgba(37,99,235,0.1); }

.up-uploader-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin: 14px 0; }
@media (max-width: 700px) { .up-uploader-row { grid-template-columns: 1fr; } }
.up-optional-label { display: block; font-size: 11px; font-weight: 600; color: var(--up-c-text-2, #5a5a56); margin-bottom: 4px; }

.up-req-msg { color: var(--up-c-danger); font-weight: 600; font-size: 12px; margin-top: 4px; }
.up-ok-msg { color: var(--up-c-success); font-size: 12px; margin-top: 4px; padding: 4px 0; }

.up-btn { display: inline-flex; align-items: center; gap: 6px; padding: 0 14px; height: 34px; border-radius: var(--up-radius-sm); border: 1px solid var(--up-c-border-strong); background: var(--up-c-surface); color: var(--up-c-text); font-size: 12px; font-weight: 500; cursor: pointer; font-family: inherit; transition: background var(--up-transition), border-color var(--up-transition); white-space: nowrap; }
.up-btn:hover { background: var(--up-c-bg); }
.up-btn:disabled { opacity: 0.6; cursor: not-allowed; }
.up-btn-primary { background: var(--up-c-accent); border-color: var(--up-c-accent); color: #fff; margin-top: 4px; }
.up-btn-primary:hover { background: #1d4ed8; border-color: #1d4ed8; }
.up-btn-danger { background: var(--up-c-danger); border-color: var(--up-c-danger); color: #fff; }
.up-btn-danger:hover { background: #b91c1c; border-color: #b91c1c; }

.up-empty { text-align: center; padding: 40px 20px; color: var(--up-c-text-3); }

.up-table-wrap { overflow-x: auto; }
table.up-tbl { width: 100%; border-collapse: collapse; font-size: 12px; }
table.up-tbl th { text-align: right; padding: 10px 14px; color: var(--up-c-text-3); font-weight: 600; font-size: 11px; border-bottom: 1px solid var(--up-c-border); background: var(--up-c-bg); }
table.up-tbl td { padding: 10px 14px; border-bottom: 1px solid var(--up-c-border); vertical-align: middle; }
table.up-tbl tr:last-child td { border-bottom: none; }
table.up-tbl tr:hover td { background: var(--up-c-bg); }
.up-mono { font-family: 'Courier New', monospace; font-size: 11px; word-break: break-all; }
.up-cover-thumb { width: 44px; height: 44px; object-fit: cover; border-radius: 6px; border: 1px solid var(--up-c-border); }
.up-thumb-default { display: flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: 6px; background: var(--up-c-accent-bg); color: var(--up-c-accent-text); font-size: 18px; }
.up-fav-count { display: inline-flex; align-items: center; gap: 4px; font-size: 12px; font-weight: 600; color: #e11d48; }
.up-view-count { display: inline-flex; align-items: center; gap: 4px; font-size: 12px; font-weight: 600; color: var(--up-c-text-2); }

td.up-row-actions { white-space: nowrap; }
.up-row-act-btn { width: 27px; height: 27px; border: 1px solid var(--up-c-border); background: var(--up-c-surface); border-radius: var(--up-radius-sm); display: inline-flex; align-items: center; justify-content: center; color: var(--up-c-text-2); cursor: pointer; margin-inline-start: 4px; text-decoration: none; }
.up-row-act-btn:first-child { margin-inline-start: 0; }
.up-row-act-btn:hover { background: var(--up-c-accent-bg); border-color: var(--up-c-accent-border); color: var(--up-c-accent); }
.up-row-act-btn.danger:hover { background: var(--up-c-danger-bg); border-color: var(--up-c-danger-border); color: var(--up-c-danger); }

/* ── Modal (Confirm) ── */
.up-modal-backdrop { display: none; position: fixed; inset: 0; background: rgba(15,15,14,0.5); z-index: 10000; align-items: center; justify-content: center; padding: 20px; }
.up-modal-backdrop.open { display: flex; }
.up-modal-box { width: 100%; max-width: 420px; background: var(--up-c-surface); border-radius: var(--up-radius-lg); border: 1px solid var(--up-c-border); box-shadow: 0 24px 64px rgba(0,0,0,0.32); padding: 22px; text-align: center; }
.up-confirm-icon { width: 52px; height: 52px; border-radius: 50%; background: var(--up-c-danger-bg); color: var(--up-c-danger); display: flex; align-items: center; justify-content: center; margin: 0 auto 14px; font-size: 26px; }
.up-confirm-text { text-align: center; font-size: 13px; color: var(--up-c-text-2); line-height: 1.7; }
.up-modal-actions { display: flex; gap: 8px; margin-top: 18px; }
.up-modal-actions .up-btn { flex: 1; justify-content: center; }

/* ── Toast ── */
.up-toast-wrap { position: fixed; bottom: 24px; left: 24px; z-index: 1000; display: flex; flex-direction: column; gap: 8px; }
.up-toast { display: flex; align-items: center; gap: 10px; background: var(--up-c-text); color: #fff; padding: 12px 16px; border-radius: var(--up-radius); font-size: 13px; font-weight: 500; cursor: pointer; font-family: 'Vazirmatn', system-ui, sans-serif; }
.up-toast-success { background: var(--up-c-success); }
.up-toast-error { background: var(--up-c-danger); }

/* ============================================================
   DocumentBrowserPage — بازطراحی کامل (۱۶ اوت ۲۰۲۶)، پیشوند doc-.
   طرف دانش‌آموزیِ همین ماژول: جست‌وجو/نمایش جزوه، سوالات، ویدئو.
   ============================================================ */

.doc-page { max-width: 980px; margin: 0 auto; padding: 16px; }

.doc-hero {
  background: linear-gradient(120deg, var(--up-c-accent) 0%, #4f46e5 100%);
  border-radius: var(--up-radius-lg);
  padding: 18px 22px;
  color: #fff;
  margin-bottom: 18px;
}
.doc-hero-title { font-size: 15px; font-weight: 700; }
.doc-hero-sub { font-size: 11.5px; opacity: 0.85; margin-top: 3px; }

.doc-filter-card {
  background: var(--up-c-surface);
  border: 1px solid var(--up-c-border);
  border-radius: var(--up-radius-lg);
  padding: 16px;
  margin-bottom: 18px;
}
.doc-filter-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; }
.doc-field { display: flex; flex-direction: column; gap: 5px; }
.doc-field label { font-size: 11px; font-weight: 600; color: var(--up-c-text-2); }
.doc-field select {
  border: 1px solid var(--up-c-border-strong); border-radius: var(--up-radius-sm);
  padding: 0 10px; height: 36px; font-size: 12.5px; font-family: inherit;
  color: var(--up-c-text); background: var(--up-c-surface);
}
.doc-field select:focus { outline: none; border-color: var(--up-c-accent); box-shadow: 0 0 0 3px rgba(37,99,235,0.1); }
.doc-field select:disabled { background: var(--up-c-bg); color: var(--up-c-text-3); cursor: not-allowed; }

.doc-filter-actions { display: flex; align-items: center; gap: 10px; margin-top: 12px; }
.doc-filter-count { font-size: 11.5px; color: var(--up-c-text-3); }
.doc-clear-btn {
  border: 1px solid var(--up-c-border-strong); background: var(--up-c-surface); color: var(--up-c-text-2);
  border-radius: var(--up-radius-sm); padding: 0 12px; height: 32px; font-size: 11.5px; font-weight: 600;
  cursor: pointer; font-family: inherit; display: inline-flex; align-items: center; gap: 5px;
}
.doc-clear-btn:hover { background: var(--up-c-bg); }

/* ── بخش هر کتاب (تیتر + ردیف کارت فایل‌ها) ── */
.doc-book-section { margin-bottom: 26px; }
.doc-book-section-header { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.doc-book-section-icon { width: 30px; height: 30px; border-radius: 7px; object-fit: contain; background: var(--up-c-bg); }
.doc-book-section-title { font-size: 13.5px; font-weight: 700; }

.doc-files-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 12px; }
.doc-file-card {
  background: var(--up-c-surface); border: 1px solid var(--up-c-border); border-radius: var(--up-radius);
  overflow: hidden; cursor: pointer; transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}
.doc-file-card:hover { transform: translateY(-2px); box-shadow: 0 6px 16px rgba(37,99,235,0.12); border-color: var(--up-c-accent-border); }
.doc-file-cover { width: 100%; height: 100px; object-fit: cover; background: var(--up-c-bg); display: block; }
.doc-file-title { font-size: 11px; font-weight: 600; padding: 8px 8px; text-align: center; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.doc-showmore-card {
  background: var(--up-c-accent-bg); border: 1px dashed var(--up-c-accent-border); border-radius: var(--up-radius);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px;
  cursor: pointer; min-height: 132px; color: var(--up-c-accent-text); font-size: 12px; font-weight: 700;
  transition: background 0.15s ease;
}
.doc-showmore-card:hover { background: #dbeafe; }
.doc-showmore-count { font-size: 10.5px; font-weight: 500; color: var(--up-c-text-2); }

/* ── نمای تمام‌صفحه‌ی یه کتاب ── */
.doc-fullscreen-overlay { position: fixed; inset: 0; background: var(--up-c-bg); z-index: 1500; overflow-y: auto; padding: 16px; }
.doc-fullscreen-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; max-width: 980px; margin-inline: auto; }
.doc-fullscreen-title { font-size: 14px; font-weight: 700; }
.doc-back-btn {
  border: 1px solid var(--up-c-border-strong); background: var(--up-c-surface); color: var(--up-c-text);
  border-radius: var(--up-radius-sm); padding: 0 14px; height: 34px; font-size: 12px; font-weight: 600;
  cursor: pointer; font-family: inherit;
}
.doc-back-btn:hover { background: var(--up-c-bg); }
.doc-fullscreen-grid { max-width: 980px; margin: 0 auto; }

/* ── نمایشگر PDF/ویدئو ── */
.doc-viewer-wrap { width: 100%; max-width: 1000px; margin: 18px auto; text-align: center; }
.doc-viewer-wrap.fullscreen { position: fixed; inset: 0; background: var(--up-c-bg); z-index: 2000; display: flex; flex-direction: column; padding: 14px; margin: 0; max-width: none; }
.doc-viewer-frame { width: 100%; border-radius: var(--up-radius); border: 1px solid var(--up-c-border-strong); height: 75vh; box-shadow: 0 4px 12px rgba(0,0,0,0.1); background: #fff; }
.doc-viewer-wrap.fullscreen .doc-viewer-frame { height: calc(100vh - 70px); flex: 1; }
.doc-viewer-close { align-self: flex-start; border: 1px solid var(--up-c-border-strong); background: var(--up-c-surface); color: var(--up-c-text); border-radius: var(--up-radius-sm); padding: 8px 16px; margin-bottom: 10px; cursor: pointer; font-family: inherit; font-size: 12.5px; font-weight: 600; }
.doc-viewer-close:hover { background: var(--up-c-bg); }

.doc-error-banner { color: var(--up-c-danger); text-align: center; padding: 14px; background: var(--up-c-danger-bg); border-radius: var(--up-radius); margin: 18px auto; max-width: 500px; font-size: 12.5px; }

/* ── Skeleton بارگذاری ── */
.doc-skeleton-grid2 { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 14px; }
.doc-skeleton-card2 { height: 168px; border-radius: var(--up-radius-lg); background: linear-gradient(90deg, #f1f5f9 25%, #e2e8f0 37%, #f1f5f9 63%); background-size: 400% 100%; animation: docSkeletonPulse2 1.4s ease infinite; }
@keyframes docSkeletonPulse2 { 0% { background-position: 100% 50%; } 100% { background-position: 0 50%; } }

/* ── بنر «حالت مدرسه» — ماژول محتوای مدیر مدرسه (۲۵ اوت ۲۰۲۶) ── */
.up-scope-banner {
  display: flex; align-items: center; gap: 8px; font-size: 12px;
  background: var(--up-c-accent-bg); color: var(--up-c-accent-text);
  border: 1px solid var(--up-c-accent-border); border-radius: var(--up-radius-sm);
  padding: 10px 14px; margin-bottom: 14px;
}
.up-scope-banner .ti { font-size: 15px; flex-shrink: 0; }

/* ── مودال غنی (هدر/بدنه) — برای «اعطای دسترسی به مدرسه» (۲۵ اوت ۲۰۲۶) ── */
.up-grant-box { max-width: 460px; padding: 0; text-align: right; }
.up-modal-head { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid var(--up-c-border); }
.up-modal-title { font-size: 14px; font-weight: 700; display: flex; align-items: center; gap: 8px; }
.up-modal-close { width: 30px; height: 30px; border: none; background: var(--up-c-bg); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--up-c-text-2); cursor: pointer; flex-shrink: 0; }
.up-modal-close:hover { background: var(--up-c-border); color: var(--up-c-text); }
.up-modal-body { padding: 18px 20px; max-height: 60vh; overflow-y: auto; }
.up-hint-text { font-size: 11.5px; color: var(--up-c-text-3); line-height: 1.8; }

.up-grant-list { display: flex; flex-direction: column; gap: 6px; }
.up-grant-item { display: flex; align-items: center; gap: 8px; padding: 9px 10px; border-radius: var(--up-radius-sm); cursor: pointer; font-size: 12.5px; }
.up-grant-item:hover { background: var(--up-c-bg); }
.up-grant-item input[type="checkbox"] { width: 16px; height: 16px; flex-shrink: 0; }

.up-badge { display: inline-flex; align-items: center; gap: 4px; padding: 3px 9px; border-radius: 20px; font-size: 10.5px; font-weight: 600; white-space: nowrap; }
.up-b-global { background: var(--up-c-accent-bg); color: var(--up-c-accent-text); }
.up-b-school { background: #f0fdf4; color: #15803d; }