/* ============================================================
   WebEdu — thành phần dùng chung 2 vỏ (.edu-*). Token: styles/tokens.css
   ============================================================ */

/* ---------- khối ---------- */
.edu-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r); box-shadow: var(--sh-1); }
.edu-card-pad { padding: 16px; }
.edu-card + .edu-card { margin-top: 12px; }
/* thẻ trong lưới (edu-grid-*, edw-cols-*) đã có gap — không cộng thêm khoảng cách xếp chồng (thẻ thứ 2, 3 bị lệch xuống) */
.edu-grid-2 > .edu-card + .edu-card, .edu-grid-3 > .edu-card + .edu-card, .edu-grid-4 > .edu-card + .edu-card,
.edu-cols-2 > .edu-card + .edu-card, .edw-cols-2 > .edu-card + .edu-card, .edw-cols-3 > .edu-card + .edu-card { margin-top: 0; }
.edu-card-hero { background: linear-gradient(135deg, var(--primary), var(--navy)); color: #fff; border: 0; box-shadow: var(--sh-primary); }
.edu-card-hero .edu-row-sub, .edu-card-hero .edu-muted { color: rgba(255, 255, 255, .78); }
.edu-soft { background: var(--surface-3); border-radius: var(--r-sm); }
.edu-section { margin-top: 20px; }
.edu-section:first-child { margin-top: 0; }
.edu-section-title { display: flex; align-items: center; justify-content: space-between; font-size: var(--fs-sm); font-weight: 700; letter-spacing: .02em; text-transform: uppercase; color: var(--text-3); margin: 0 0 8px 2px; }
.edu-section-more { font-size: var(--fs-sm); font-weight: 600; text-transform: none; letter-spacing: 0; color: var(--primary); cursor: pointer; }
.edu-h1 { font-size: var(--fs-xl); font-weight: 800; letter-spacing: -.01em; margin: 0 0 4px; color: var(--text-1); }
.edu-h2 { font-size: var(--fs-lg); font-weight: 700; margin: 0 0 4px; }
.edu-h3 { font-size: var(--fs-md); font-weight: 700; margin: 0 0 2px; }
.edu-muted { color: var(--text-3); }
.edu-sub { color: var(--text-2); font-size: var(--fs-sm); }
.edu-hero { background: linear-gradient(135deg, var(--primary) 0%, var(--navy) 100%); color: #fff; border-radius: var(--r-lg); padding: 18px; box-shadow: var(--sh-primary); position: relative; overflow: hidden; }
.edu-hero::after { content: ''; position: absolute; right: -40px; top: -40px; width: 160px; height: 160px; border-radius: 50%; background: rgba(255, 255, 255, .08); }
.edu-hero .edu-h1, .edu-hero .edu-h2 { color: #fff; }

/* ---------- danh sách / dòng ---------- */
.edu-list { padding: 0; margin: 0; }
.edu-row { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-bottom: 1px solid var(--border); background: transparent; width: 100%; text-align: left; border-left: 0; border-right: 0; border-top: 0; color: inherit; min-height: 56px; }
.edu-list > .edu-row:last-child, .edu-card > .edu-row:last-child { border-bottom: 0; }
.edu-row.is-clickable { cursor: pointer; transition: background .15s var(--ease); }
.edu-row.is-clickable:active { background: var(--surface-3); }
.edu-row-ico { flex: 0 0 40px; width: 40px; height: 40px; border-radius: 12px; display: flex; align-items: center; justify-content: center; background: var(--primary-soft); color: var(--primary); }
.edu-row-ico.is-ok { background: var(--ok-soft); color: var(--ok); }
.edu-row-ico.is-warn { background: var(--warn-soft); color: var(--warn); }
.edu-row-ico.is-danger { background: var(--danger-soft); color: var(--danger); }
.edu-row-ico.is-info { background: var(--info-soft); color: var(--info); }
.edu-row-main { flex: 1 1 auto; min-width: 0; }
.edu-row-title { font-weight: 600; color: var(--text-1); line-height: 1.3; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.edu-row-title.wrap { white-space: normal; }
.edu-row-sub { font-size: var(--fs-sm); color: var(--text-3); margin-top: 2px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.edu-row-right { flex: 0 0 auto; text-align: right; font-size: var(--fs-sm); color: var(--text-2); }
.edu-row-chev { flex: 0 0 auto; color: var(--text-3); }
.edu-row.is-muted .edu-row-title { color: var(--text-3); font-weight: 500; }

/* ---------- lưới / KPI ---------- */
.edu-grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.edu-grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.edu-grid-4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.edu-kpi { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r); padding: 14px; box-shadow: var(--sh-1); }
.edu-kpi-val { font-size: var(--fs-xl); font-weight: 800; letter-spacing: -.02em; color: var(--text-1); line-height: 1.1; }
.edu-kpi-label { font-size: var(--fs-xs); color: var(--text-3); margin-top: 4px; font-weight: 600; text-transform: uppercase; letter-spacing: .03em; }
.edu-kpi.is-primary { background: var(--primary-soft); border-color: var(--primary-line); }
.edu-kpi.is-primary .edu-kpi-val { color: var(--primary); }
.edu-kpi.is-ok .edu-kpi-val { color: var(--ok); }
.edu-kpi.is-warn .edu-kpi-val { color: var(--warn); }
.edu-kpi.is-danger .edu-kpi-val { color: var(--danger); }

/* ---------- nút ---------- */
.edu-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 0 18px; border-radius: var(--r); border: 1px solid transparent; font-weight: 600; font-size: var(--fs); cursor: pointer; transition: transform .12s var(--ease), background .15s, box-shadow .15s; background: var(--surface-3); color: var(--text-1); white-space: nowrap; }
.edu-btn:active { transform: scale(.97); }
.edu-btn:disabled { opacity: .55; cursor: default; transform: none; }
.edu-btn-primary { background: var(--primary); color: var(--on-primary); box-shadow: 0 6px 16px rgba(var(--primary-rgb), .25); }
.edu-btn-primary:hover { background: var(--primary-hover); }
.edu-btn-soft { background: var(--primary-soft); color: var(--primary); }
.edu-btn-ghost { background: transparent; border-color: var(--border-strong); color: var(--text-2); }
.edu-btn-danger { background: var(--danger); color: #fff; }
.edu-btn-ok { background: var(--ok); color: #fff; }
.edu-btn-sm { min-height: 34px; padding: 0 12px; font-size: var(--fs-sm); border-radius: var(--r-sm); }
.edu-btn-lg { min-height: 52px; font-size: var(--fs-md); border-radius: var(--r-lg); }
.edu-btn-block { display: flex; width: 100%; }
.edu-btn-icon { width: 44px; padding: 0; border-radius: 50%; }
.edu-btn + .edu-btn { margin-left: 8px; }
.edu-btn-block + .edu-btn-block { margin-left: 0; margin-top: 10px; }
.edu-fab { position: fixed; right: 18px; bottom: calc(var(--tab-h) + 18px + var(--sab)); width: 56px; height: 56px; border-radius: 50%; background: var(--primary); color: #fff; border: 0; box-shadow: var(--sh-primary); display: flex; align-items: center; justify-content: center; z-index: 50; }
.edu-web .edu-fab { bottom: 28px; }
.edu-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.edu-actions .edu-btn + .edu-btn { margin-left: 0; }

/* ---------- form ---------- */
.edu-field { margin-bottom: 14px; }
.edu-field > label { display: block; font-size: var(--fs-sm); font-weight: 600; color: var(--text-2); margin-bottom: 6px; }
.edu-input { width: 100%; min-height: 44px; padding: 10px 14px; border: 1px solid var(--border-strong); border-radius: var(--r); background: var(--surface); color: var(--text-1); outline: 0; transition: border .15s, box-shadow .15s; -webkit-appearance: none; appearance: none; }
.edu-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft2); }
.edu-input-lg { min-height: 52px; font-size: var(--fs-md); border-radius: var(--r-lg); padding: 12px 16px; }
textarea.edu-input { min-height: 96px; resize: vertical; line-height: 1.5; }
select.edu-input { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238494B0' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 36px; }
.edu-input-wrap { position: relative; }
.edu-input-wrap .edu-input { padding-right: 48px; }
.edu-input-eye { position: absolute; right: 6px; top: 50%; transform: translateY(-50%); width: 40px; height: 40px; border: 0; background: transparent; color: var(--text-3); display: flex; align-items: center; justify-content: center; cursor: pointer; }
.edu-otp { letter-spacing: .5em; text-align: center; font-family: var(--font-mono); font-size: 24px; }
.edu-seg { display: flex; background: var(--surface-3); border-radius: var(--r); padding: 4px; gap: 4px; }
.edu-seg-item { flex: 1 1 0; min-height: 38px; border: 0; border-radius: calc(var(--r) - 4px); background: transparent; color: var(--text-2); font-weight: 600; font-size: var(--fs-sm); display: inline-flex; align-items: center; justify-content: center; gap: 6px; cursor: pointer; transition: all .18s var(--ease); white-space: nowrap; }
.edu-seg-item.is-on { background: var(--surface); color: var(--primary); box-shadow: var(--sh-1); }
.edu-seg-item .edu-seg-count { font-size: 11px; background: var(--primary-soft2); color: var(--primary); border-radius: 999px; padding: 1px 6px; }
.edu-switch { position: relative; width: 48px; height: 28px; border-radius: 999px; background: var(--border-strong); transition: background .2s; border: 0; padding: 0; cursor: pointer; flex: 0 0 auto; }
.edu-switch::after { content: ''; position: absolute; top: 3px; left: 3px; width: 22px; height: 22px; border-radius: 50%; background: #fff; box-shadow: var(--sh-1); transition: transform .2s var(--ease); }
.edu-switch.is-on { background: var(--primary); }
.edu-switch.is-on::after { transform: translateX(20px); }
.edu-check, .edu-radio { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; }
.edu-check-box { width: 24px; height: 24px; border-radius: 50%; border: 2px solid var(--border-strong); display: inline-flex; align-items: center; justify-content: center; transition: all .15s; flex: 0 0 auto; }
.edu-check.is-on .edu-check-box { background: var(--primary); border-color: var(--primary); color: #fff; }
.edu-check-box svg { opacity: 0; }
.edu-check.is-on .edu-check-box svg { opacity: 1; }
.edu-radio-box { width: 22px; height: 22px; border-radius: 50%; border: 2px solid var(--border-strong); position: relative; flex: 0 0 auto; }
.edu-radio.is-on .edu-radio-box { border-color: var(--primary); }
.edu-radio.is-on .edu-radio-box::after { content: ''; position: absolute; inset: 4px; border-radius: 50%; background: var(--primary); }
.edu-help { font-size: var(--fs-xs); color: var(--text-3); margin-top: 4px; }

/* ---------- nhãn ---------- */
.edu-chip { display: inline-flex; align-items: center; gap: 4px; padding: 3px 10px; border-radius: 999px; font-size: var(--fs-xs); font-weight: 700; background: var(--surface-3); color: var(--text-2); white-space: nowrap; line-height: 1.4; }
.edu-chip-ok { background: var(--ok-soft); color: var(--ok); }
.edu-chip-warn { background: var(--warn-soft); color: var(--warn); }
.edu-chip-danger { background: var(--danger-soft); color: var(--danger); }
.edu-chip-info { background: var(--info-soft); color: var(--info); }
.edu-chip-primary { background: var(--primary-soft); color: var(--primary); }
.edu-chip-yellow { background: var(--accent-yellow); color: var(--accent-yellow-ink); }
.edu-tag { display: inline-block; padding: 2px 8px; border-radius: var(--r-sm); background: var(--surface-3); color: var(--text-2); font-size: var(--fs-xs); font-weight: 600; }
.edu-badge { display: inline-flex; align-items: center; justify-content: center; min-width: 20px; height: 20px; padding: 0 6px; border-radius: 999px; background: var(--danger); color: #fff; font-size: 11px; font-weight: 700; }
.edu-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--text-3); }
.edu-dot.is-ok { background: var(--ok); } .edu-dot.is-warn { background: var(--warn); } .edu-dot.is-danger { background: var(--danger); } .edu-dot.is-primary { background: var(--primary); }

/* ---------- tiến độ ---------- */
.edu-progress { height: 8px; border-radius: 999px; background: var(--surface-3); overflow: hidden; }
.edu-progress-bar { height: 100%; border-radius: 999px; background: var(--primary); transition: width .6s var(--ease); }
.edu-progress.is-ok .edu-progress-bar { background: var(--ok); }
.edu-progress.is-warn .edu-progress-bar { background: var(--warn); }
.edu-progress.is-yellow .edu-progress-bar { background: var(--accent-yellow); }
.edu-ring { position: relative; display: inline-flex; align-items: center; justify-content: center; }
.edu-ring svg { transform: rotate(-90deg); }
.edu-ring-bg { stroke: var(--surface-3); }
.edu-ring-fg { stroke: var(--primary); transition: stroke-dashoffset .8s var(--ease); }
.edu-ring-label { position: absolute; font-weight: 800; font-size: 13px; color: var(--text-1); }
.edu-hero .edu-ring-bg { stroke: rgba(255, 255, 255, .25); } .edu-hero .edu-ring-fg { stroke: var(--accent-yellow); } .edu-hero .edu-ring-label { color: #fff; }

/* ---------- avatar / sao / icon ---------- */
.edu-avatar { display: inline-flex; align-items: center; justify-content: center; border-radius: 50%; color: #fff; font-weight: 700; overflow: hidden; flex: 0 0 auto; }
.edu-avatar img { width: 100%; height: 100%; object-fit: cover; }
.edu-stars { display: inline-flex; gap: 2px; color: var(--border-strong); }
.edu-star.on { color: var(--accent-yellow); }
.edu-stars.is-editable .edu-star { cursor: pointer; padding: 2px; }
.edu-stars.is-editable .edu-star:active { transform: scale(1.2); }
edu-icon { display: inline-flex; line-height: 0; vertical-align: middle; }

/* ---------- skeleton / empty ---------- */
.edu-skel { padding: 4px 0; }
.edu-skel-card { padding: 14px; background: var(--surface); border-radius: var(--r); border: 1px solid var(--border); }
.edu-skel-row { display: flex; gap: 12px; align-items: center; margin-bottom: 12px; }
.edu-skel-col { flex: 1; }
.edu-skel-avatar { width: 40px; height: 40px; border-radius: 50%; flex: 0 0 auto; }
.edu-skel-line, .edu-skel-avatar { background: linear-gradient(90deg, var(--surface-3) 25%, var(--border) 37%, var(--surface-3) 63%); background-size: 400% 100%; animation: eduShimmer 1.4s ease infinite; border-radius: 6px; }
.edu-skel-line { height: 12px; margin: 8px 0; width: 100%; }
.edu-skel-line.w90 { width: 90%; } .edu-skel-line.w70 { width: 70%; } .edu-skel-line.w60 { width: 60%; } .edu-skel-line.w50 { width: 50%; } .edu-skel-line.w40 { width: 40%; }
@keyframes eduShimmer { 0% { background-position: 100% 50%; } 100% { background-position: 0 50%; } }
.edu-empty { text-align: center; padding: 32px 16px; color: var(--text-3); }
.edu-empty-ico { width: 64px; height: 64px; border-radius: 20px; background: var(--surface-3); color: var(--text-3); display: inline-flex; align-items: center; justify-content: center; margin-bottom: 12px; }
.edu-empty-title { font-weight: 700; color: var(--text-2); font-size: var(--fs-md); }
.edu-empty-text { font-size: var(--fs-sm); margin: 6px auto 12px; max-width: 320px; }

/* ---------- toast / dialog / sheet / banner ---------- */
.edu-toast-host { position: fixed; left: 0; right: 0; bottom: calc(var(--tab-h) + 16px + var(--sab)); display: flex; flex-direction: column; align-items: center; gap: 8px; z-index: 9000; pointer-events: none; padding: 0 16px; }
.edu-web .edu-toast-host { bottom: auto; top: 18px; }
.edu-toast { max-width: 480px; background: var(--ink); color: #fff; padding: 11px 16px; border-radius: 999px; font-size: var(--fs-sm); font-weight: 600; box-shadow: var(--sh-3); opacity: 0; transform: translateY(12px); transition: all .25s var(--ease); pointer-events: auto; text-align: center; }
.edu-toast.is-in { opacity: 1; transform: translateY(0); }
.edu-toast-success { background: var(--ok); } .edu-toast-error { background: var(--danger); } .edu-toast-warn { background: var(--warn); }
.edu-dialog-overlay, .edu-sheet-overlay, .edu-asheet-overlay, .edu-lightbox { position: fixed; inset: 0; background: var(--overlay); z-index: 8000; display: flex; align-items: center; justify-content: center; opacity: 0; transition: opacity .18s; padding: 16px; }
.edu-dialog-overlay.is-open, .edu-sheet-overlay.is-open, .edu-asheet-overlay.is-open, .edu-lightbox.is-open { opacity: 1; }
.edu-dialog { background: var(--surface); border-radius: var(--r-lg); padding: 22px 20px 16px; width: 100%; max-width: 360px; box-shadow: var(--sh-3); transform: scale(.94); transition: transform .18s var(--ease); }
.edu-dialog-overlay.is-open .edu-dialog { transform: scale(1); }
.edu-dialog-title { font-weight: 800; font-size: var(--fs-md); margin-bottom: 6px; }
.edu-dialog-text { color: var(--text-2); font-size: var(--fs); line-height: 1.5; }
.edu-dialog-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 18px; }
.edu-dialog-actions .edu-btn { flex: 1 1 0; }
.edu-sheet-overlay { align-items: flex-end; padding: 0; }
.edu-web .edu-sheet-overlay { align-items: center; padding: 24px; }
.edu-sheet { background: var(--surface); width: 100%; max-height: 92vh; border-radius: var(--r-xl) var(--r-xl) 0 0; display: flex; flex-direction: column; transform: translateY(100%); transition: transform .24s var(--ease); box-shadow: var(--sh-3); padding-bottom: var(--sab); }
.edu-sheet-overlay.is-open .edu-sheet { transform: translateY(0); }
.edu-web .edu-sheet { max-width: 560px; border-radius: var(--r-lg); transform: scale(.96) translateY(8px); max-height: 86vh; }
.edu-web .edu-sheet-overlay.is-open .edu-sheet { transform: none; }
.edu-sheet-half { height: 55vh; } .edu-sheet-full { height: 92vh; }
.edu-web .edu-sheet-full, .edu-web .edu-sheet-half { height: auto; }
.edu-sheet-grip { width: 40px; height: 5px; border-radius: 999px; background: var(--border-strong); margin: 10px auto 2px; flex: 0 0 auto; }
.edu-sheet-head { display: flex; align-items: center; justify-content: space-between; padding: 12px 18px 8px; flex: 0 0 auto; }
.edu-sheet-title { font-weight: 800; font-size: var(--fs-md); }
.edu-sheet-x { border: 0; background: var(--surface-3); color: var(--text-2); width: 32px; height: 32px; border-radius: 50%; display: flex; align-items: center; justify-content: center; cursor: pointer; }
.edu-sheet-body { padding: 4px 18px 18px; overflow-y: auto; -webkit-overflow-scrolling: touch; flex: 1 1 auto; }
.edu-sheet-lock { overflow: hidden; }
.edu-asheet-overlay { align-items: flex-end; }
.edu-asheet { background: var(--surface); width: 100%; max-width: 480px; border-radius: var(--r-xl); padding: 8px; margin-bottom: calc(8px + var(--sab)); transform: translateY(30px); transition: transform .2s var(--ease); }
.edu-asheet-overlay.is-open .edu-asheet { transform: none; }
.edu-asheet-btn { display: block; width: 100%; border: 0; background: transparent; padding: 15px; font-weight: 600; font-size: var(--fs-md); color: var(--text-1); border-radius: var(--r); }
.edu-asheet-btn.primary { color: var(--primary); } .edu-asheet-btn.cancel { color: var(--text-3); border-top: 1px solid var(--border); }
.edu-asheet-btn:active { background: var(--surface-3); }
.edu-banner { position: fixed; top: calc(8px + var(--sat)); left: 12px; right: 12px; z-index: 8500; background: var(--ink); color: #fff; border-radius: var(--r); padding: 12px 14px; display: flex; align-items: center; gap: 12px; box-shadow: var(--sh-3); transform: translateY(-120%); transition: transform .25s var(--ease); }
.edu-banner.is-in { transform: none; }
.edu-banner-warn { background: var(--warn); } .edu-banner-danger { background: var(--danger); } .edu-banner-ok { background: var(--ok); }
.edu-banner-text { flex: 1; font-size: var(--fs-sm); font-weight: 600; }
.edu-banner-close { border: 0; background: rgba(255, 255, 255, .18); color: #fff; border-radius: 999px; padding: 6px 12px; font-weight: 700; font-size: var(--fs-xs); }
.edu-lightbox { background: rgba(0, 0, 0, .92); z-index: 9500; }
.edu-lightbox img { max-width: 100%; max-height: 100%; object-fit: contain; border-radius: 6px; }
.edu-lightbox-x { position: absolute; top: calc(12px + var(--sat)); right: 12px; width: 40px; height: 40px; border-radius: 50%; border: 0; background: rgba(255, 255, 255, .15); color: #fff; font-size: 18px; }
.edu-offline-bar { position: fixed; top: calc(var(--sat)); left: 0; right: 0; z-index: 8600; background: var(--warn); color: #fff; font-size: var(--fs-xs); font-weight: 700; text-align: center; padding: 6px; display: flex; gap: 6px; align-items: center; justify-content: center; transform: translateY(-100%); transition: transform .2s; }
.edu-offline-bar.is-in { transform: none; }
.edu-confetti { position: fixed; inset: 0; pointer-events: none; z-index: 9999; }

/* ---------- bước ---------- */
.edu-steps { display: flex; gap: 6px; margin: 8px 0 18px; }
.edu-steps span { flex: 1; text-align: center; font-size: var(--fs-xs); font-weight: 700; color: var(--text-3); padding: 6px 4px; border-radius: 999px; background: var(--surface-3); }
.edu-steps span.is-on { background: var(--primary-soft); color: var(--primary); }

/* ---------- tiện ích ---------- */
.edu-flex { display: flex; align-items: center; gap: 10px; }
.edu-flex-1 { flex: 1 1 auto; min-width: 0; }
.edu-right { text-align: right; } .edu-center { text-align: center; }
.edu-mt { margin-top: 12px; } .edu-mb { margin-bottom: 12px; } .edu-mt-lg { margin-top: 20px; }
.edu-gap { height: 12px; }
.edu-divider { height: 1px; background: var(--border); margin: 12px 0; }
.edu-truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.edu-hidden { display: none !important; }
.edu-img-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.edu-img-grid img { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: var(--r-sm); cursor: zoom-in; }
.edu-scroll-x { display: flex; gap: 10px; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; padding: 2px; }
.edu-scroll-x::-webkit-scrollbar { display: none; }
.edu-scroll-x > * { flex: 0 0 auto; }
.edu-score { font-weight: 800; font-size: var(--fs-lg); color: var(--primary); }
.edu-score.is-ok { color: var(--ok); } .edu-score.is-warn { color: var(--warn); } .edu-score.is-danger { color: var(--danger); }
.edu-fade.ng-enter { transition: opacity .25s; opacity: 0; } .edu-fade.ng-enter.ng-enter-active { opacity: 1; }
.edu-pop { animation: eduPop .35s var(--ease); }
@keyframes eduPop { 0% { transform: scale(.85); opacity: 0; } 100% { transform: none; opacity: 1; } }
.edu-shake { animation: eduShake .4s; }
@keyframes eduShake { 0%, 100% { transform: none; } 25% { transform: translateX(-6px); } 75% { transform: translateX(6px); } }

/* ---------- bổ sung dùng chung (các module vai dùng) ---------- */
.edu-chip-sm { padding: 1px 7px; font-size: 11px; }
.edu-cols-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.edu-seg-4 .edu-seg-item { padding: 0 4px; min-width: 0; }
.edu-seg-4 .edu-seg-item span { overflow: hidden; text-overflow: ellipsis; }
.edu-text-3 { color: var(--text-3); font-size: var(--fs-sm); }
.edu-text-2 { color: var(--text-2); }
.edu-text-danger { color: var(--danger); }
.edu-text-ok { color: var(--ok); }
.edu-richtext { line-height: 1.6; }
.edu-richtext img { max-width: 100%; height: auto; border-radius: var(--r-sm); }
.edu-richtext table { border-collapse: collapse; max-width: 100%; }
.edu-richtext td, .edu-richtext th { border: 1px solid var(--border); padding: 6px 8px; }
.edu-row .is-danger, .is-danger.edu-row-sub { color: var(--danger); }
.edu-row .is-done { color: var(--ok); }
.edu-kpi-val small { font-size: var(--fs-sm); color: var(--text-3); font-weight: 600; margin-left: 2px; }
.edu-kpi-val.is-good, .edu-kpi-val.is-ok { color: var(--ok); } .edu-kpi-val.is-mid, .edu-kpi-val.is-warn { color: var(--warn); } .edu-kpi-val.is-low, .edu-kpi-val.is-danger { color: var(--danger); }
.edu-kpi.is-filter { outline: 2px solid var(--primary); outline-offset: -2px; }
button.edu-kpi { text-align: left; cursor: pointer; font: inherit; color: inherit; }
button.edu-row { font: inherit; cursor: pointer; }
kbd { display: inline-block; min-width: 18px; padding: 0 5px; margin-left: 6px; border-radius: 5px; border: 1px solid var(--border-strong); background: var(--surface-2); color: var(--text-3); font: 600 11px/18px var(--font-mono); vertical-align: middle; }
.edu-btn kbd { margin-left: 8px; opacity: .8; }
.edu-btn-ghost.is-danger { color: var(--danger); border-color: rgba(200, 30, 30, .35); }
.edu-btn.is-on { background: var(--primary-soft); color: var(--primary); border-color: var(--primary-line); }

/* Logo trung tâm: biểu tượng dự phòng (.is-fallback) chỉ hiện khi ảnh logo hỏng (directive eduImgBroken → .has-broken-img) */
.is-fallback { display: none !important; }
.has-broken-img > .is-fallback { display: inline-flex !important; }
.has-broken-img > .edw-brand-mark.is-fallback, .has-broken-img > .edw-auth-logo.is-fallback { display: flex !important; }

/* Web: tiêu đề trang */
.edw-page-title { font-size: var(--fs-xl); font-weight: 800; margin: 0; letter-spacing: -.01em; display: flex; align-items: center; gap: 10px; }
.edw-page-sub { color: var(--text-2); font-size: var(--fs-sm); margin-top: 2px; }
.edw-page-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.edw-page-actions .edu-btn { margin: 0; }
.edw-page-head h1, .edw-page-head h2 { margin: 0; font-size: var(--fs-xl); font-weight: 800; letter-spacing: -.01em; }
.edw-child-list { display: flex; flex-direction: column; gap: 2px; }
.edw-auth-current { padding: 12px; border-radius: var(--r); background: var(--surface-3); display: flex; align-items: center; gap: 12px; }
.edw-notifications .edu-ntf-kinds { margin-bottom: 14px; }

/* App: khoảng trống cho thanh đáy, dòng tóm tắt trong thanh đáy, badge tab */
.edm-botbar-space { height: calc(84px + var(--sab)); }
.edm-botbar-sum { flex: 1 1 auto; display: flex; align-items: center; font-size: var(--fs-sm); font-weight: 600; color: var(--text-2); padding-left: 4px; }
.edm-botbar-sum .is-danger { color: var(--danger); }
.edm-head-greet { font-size: var(--fs-sm); color: var(--text-3); font-weight: 600; }
.edm-head-name { font-size: var(--fs-xxl); font-weight: 800; letter-spacing: -.01em; line-height: 1.15; }
.edm-nav-badge { position: absolute; top: 4px; right: 4px; background: var(--danger); color: #fff; font-size: 10px; font-weight: 700; border-radius: 999px; padding: 1px 5px; min-width: 16px; text-align: center; }
.edm-tabs-gv, .edm-tabs-ph, .edm-tabs-hs { }
.edm-notifications .edu-ntf-kinds { margin: 2px 0 12px; }

/* Thông báo (dùng chung) */
.edu-ntf-kinds { display: flex; gap: 8px; overflow-x: auto; scrollbar-width: none; padding: 2px; }
.edu-ntf-kinds::-webkit-scrollbar { display: none; }
.edu-ntf-kinds .edu-chip { border: 0; cursor: pointer; flex: 0 0 auto; }
.edu-ntf-head { display: flex; align-items: center; gap: 8px; font-size: var(--fs-sm); color: var(--text-2); margin: 4px 2px 10px; }
.edu-ntf-head a { margin-left: auto; font-weight: 700; cursor: pointer; }
.edu-ntf-item { position: relative; cursor: pointer; align-items: flex-start; }
.edu-ntf-item.is-unread { background: var(--primary-soft); }
.edu-ntf-item.is-unread .edu-row-title { color: var(--primary); }
.edu-ntf-item .edu-row-title { white-space: normal; }
.edu-ntf-body { white-space: normal; line-height: 1.45; color: var(--text-2); }
.edu-ntf-body.is-clamp { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.edu-ntf-time { font-size: var(--fs-xs); color: var(--text-3); margin-top: 4px; }
.edu-ntf-dot { position: absolute; top: 14px; right: 14px; }
.edu-ntf-item.is-open .edu-ntf-body { -webkit-line-clamp: unset; }
.edu-ph-more { text-align: center; margin: 14px 0; }

/* Chế độ Nhí: bo tròn, nút to, màu vui */
[data-ui="1"] .edu-btn-primary { border-radius: 999px; }
[data-ui="1"] .edu-card { border-radius: var(--r-lg); }
[data-ui="1"] .edu-row-ico { width: 48px; height: 48px; border-radius: 16px; }
/* Giảm chuyển động */
[data-motion="off"] * { transition: none !important; animation: none !important; }

/* ---- Thanh cuộn ẩn/hiện bằng script (core/edu-omthumb.js, như qbis-omthumb của WebConnectv2) ----
   Chỉ ẩn scrollbar gốc khi script đã bật (html.edu-omthumb-page — máy có chuột); điện thoại giữ scrollbar overlay của hệ điều hành. */
html.edu-omthumb-page, html.edu-omthumb-page * { scrollbar-width: none; }
html.edu-omthumb-page::-webkit-scrollbar, html.edu-omthumb-page *::-webkit-scrollbar { width: 0; height: 0; background: transparent; }
/* CodeMirror (trình soạn code) dùng thanh cuộn gốc của chính nó — giữ lại, mảnh */
html.edu-omthumb-page .CodeMirror-vscrollbar, html.edu-omthumb-page .CodeMirror-hscrollbar { scrollbar-width: thin; scrollbar-color: rgba(255, 255, 255, .25) transparent; }
html.edu-omthumb-page .CodeMirror-vscrollbar::-webkit-scrollbar, html.edu-omthumb-page .CodeMirror-hscrollbar::-webkit-scrollbar { width: 8px; height: 8px; }
html.edu-omthumb-page .CodeMirror-vscrollbar::-webkit-scrollbar-thumb, html.edu-omthumb-page .CodeMirror-hscrollbar::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, .25); border-radius: 8px; }
.edu-omthumb { position: fixed; z-index: 10060; border-radius: 100px; background: var(--border-strong); opacity: 0; pointer-events: none; transition: opacity .18s var(--ease), background-color .18s var(--ease); }
.edu-omthumb[data-on="1"] { opacity: .9; pointer-events: auto; cursor: default; }
.edu-omthumb[data-on="1"]:hover, .edu-omthumb[data-drag="1"] { background: var(--text-3); }
[data-dark] .edu-omthumb { background: rgba(255, 255, 255, .32); }

/* ---- Ô ngày giờ <edu-date-time> (core/edu-ui.js) — dd/mm/yyyy hh:mm + lịch riêng, kiểu qv2-date-input của WebConnectv2 ---- */
edu-date-time { display: block; }
.edu-dt { position: relative; display: flex; align-items: stretch; }
.edu-dt-input.edu-input { flex: 1 1 auto; min-width: 0; padding-right: 46px; font-variant-numeric: tabular-nums; letter-spacing: .01em; }
.edu-dt.is-open .edu-dt-input { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft); }
.edu-dt.is-bad .edu-dt-input { border-color: var(--danger); box-shadow: 0 0 0 3px var(--danger-soft); }
.edu-dt-btn { position: absolute; right: 5px; top: 50%; transform: translateY(-50%); width: 36px; height: 36px; border: 0; border-radius: 10px; background: transparent; color: var(--text-3); display: inline-flex; align-items: center; justify-content: center; cursor: pointer; }
.edu-dt-btn:hover, .edu-dt.is-open .edu-dt-btn { background: var(--primary-soft); color: var(--primary); }
.edu-dt-panel { display: none; position: fixed; z-index: 10050; width: 320px; padding: 12px; background: var(--surface); border: 1px solid var(--border); border-radius: 16px; box-shadow: 0 18px 48px rgba(15, 30, 61, .18); color: var(--text-1); }
.edu-dt-panel.is-open { display: block; }
.edu-dt-grip { display: none; }
.edu-dt-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 8px; }
.edu-dt-head b { font-size: var(--fs-md); font-weight: 800; }
.edu-dt-nav { width: 34px; height: 34px; border-radius: 10px; border: 1px solid var(--border); background: var(--surface); color: var(--text-2); font-size: 20px; line-height: 1; cursor: pointer; }
.edu-dt-nav:hover { color: var(--primary); border-color: var(--primary-line); background: var(--primary-soft); }
.edu-dt-dow, .edu-dt-days { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 2px; }
.edu-dt-dow span { text-align: center; font-size: 11px; font-weight: 800; color: var(--text-3); padding: 4px 0; }
.edu-dt-dow span.is-sun { color: var(--danger); }
.edu-dt-day { height: 36px; border: 0; border-radius: 10px; background: transparent; color: var(--text-1); font: inherit; font-size: 13.5px; font-weight: 600; cursor: pointer; font-variant-numeric: tabular-nums; }
.edu-dt-day:hover:not(:disabled) { background: var(--surface-3); }
.edu-dt-day.is-out { color: var(--text-3); opacity: .55; }
.edu-dt-day.is-today { box-shadow: inset 0 0 0 1.5px var(--primary-line); color: var(--primary); font-weight: 800; }
.edu-dt-day.is-on, .edu-dt-day.is-on:hover { background: var(--primary); color: #fff; font-weight: 800; opacity: 1; }
.edu-dt-day.is-past { color: var(--text-3); opacity: .35; cursor: not-allowed; text-decoration: line-through; }
.edu-dt-time { display: flex; align-items: center; flex-wrap: wrap; gap: 6px; margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--border); }
.edu-dt-time-l { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; font-weight: 800; color: var(--text-3); text-transform: uppercase; margin-right: 2px; }
.edu-dt-spin { display: inline-flex; align-items: center; border: 1px solid var(--border); border-radius: 10px; overflow: hidden; background: var(--surface); }
.edu-dt-spin button { width: 28px; height: 34px; border: 0; background: var(--surface-2); color: var(--text-2); font-size: 16px; cursor: pointer; }
.edu-dt-spin button:hover { color: var(--primary); background: var(--primary-soft); }
.edu-dt-spin input { width: 38px; height: 34px; border: 0; text-align: center; font: inherit; font-size: 15px; font-weight: 800; color: var(--text-1); background: transparent; -moz-appearance: textfield; font-variant-numeric: tabular-nums; }
.edu-dt-spin input::-webkit-outer-spin-button, .edu-dt-spin input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.edu-dt-spin input:focus { outline: 0; background: var(--primary-soft); }
.edu-dt-colon { font-weight: 800; color: var(--text-3); }
.edu-dt-qt { flex: 1 1 100%; display: flex; flex-wrap: wrap; gap: 5px; }
.edu-dt-qt button { border: 1px solid var(--border); background: var(--surface); color: var(--text-2); border-radius: 999px; padding: 4px 10px; font: inherit; font-size: 12px; font-weight: 700; cursor: pointer; font-variant-numeric: tabular-nums; }
.edu-dt-qt button:hover { border-color: var(--primary-line); color: var(--primary); }
.edu-dt-qt button.is-on { background: var(--primary); border-color: var(--primary); color: #fff; }
.edu-dt-foot { display: flex; align-items: center; gap: 6px; margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--border); }
.edu-dt-sp { flex: 1 1 auto; }
.edu-dt-foot .edu-btn { margin: 0; }
.edu-dt-link { border: 0; background: transparent; color: var(--primary); font: inherit; font-size: 13px; font-weight: 700; padding: 6px 8px; border-radius: 8px; cursor: pointer; }
.edu-dt-link:hover { background: var(--primary-soft); }
.edu-dt-link.is-x { color: var(--text-3); }
.edu-dt-link.is-x:hover { background: var(--danger-soft); color: var(--danger); }
.edu-dt-backdrop { position: fixed; inset: 0; z-index: 10049; background: rgba(10, 20, 40, .35); }
/* điện thoại: sheet đáy */
.edu-dt-panel.is-sheet { left: 0; right: 0; bottom: 0; top: auto; width: auto; border-radius: 20px 20px 0 0; padding: 10px 16px calc(16px + var(--sab, 0px)); }
.edu-dt-panel.is-sheet .edu-dt-grip { display: block; width: 40px; height: 4px; border-radius: 4px; background: var(--border-strong, var(--border)); margin: 0 auto 10px; }
.edu-dt-panel.is-sheet .edu-dt-day { height: 42px; font-size: 15px; }
[data-dark] .edu-dt-panel { box-shadow: 0 18px 48px rgba(0, 0, 0, .5); }