/* deu-grammar-lesson.css — bài lý thuyết ngữ pháp dạng mới của web Đức (data/deu/grammar-lessons/<slug>.php, demo akkusativ 20/10/2026).
 * Nằm trong .gd-theory của grammar-detail.php. Màu: token --color-* của site (tự lật chế độ tối), giống danh từ --color-gender-*;
 * vai trong câu dùng bộ màu riêng, KHÔNG trùng màu giống: cách 1 viền mực, động từ vàng, cách 4 đỏ đô. */

.gl { container: gl / inline-size; --gl-nom: var(--color-ink); --gl-akk: var(--color-primary); --gl-akk-soft: var(--color-primary-soft);
      --gl-dat: var(--color-highlight); --gl-dat-soft: var(--color-highlight-soft); --gl-dat-fg: var(--color-highlight-deep);
      --gl-gen: #7C3AED; /* theme-allow: cách 2 (Genitiv) tím, site chưa có token tím */
      --gl-gen-fg: #6D28D9; /* theme-allow */
      --gl-gen-soft: color-mix(in srgb, var(--gl-gen) 14%, var(--color-surface));
      --gl-verb: var(--color-accent); --gl-verb-soft: var(--color-accent-soft); --gl-line: var(--color-border);
      --gl-soft: color-mix(in srgb, var(--color-ink) 3%, var(--color-surface)); }
html[data-user-theme="dark"] .gl { --gl-akk: color-mix(in srgb, var(--color-primary) 32%, var(--color-on-dark)); --gl-gen: #A78BFA; --gl-gen-fg: #DDD6FE; } /* theme-allow: tím Genitiv nền tối */
@media (prefers-color-scheme: dark) { html[data-user-theme="system"] .gl { --gl-akk: color-mix(in srgb, var(--color-primary) 32%, var(--color-on-dark)); --gl-gen: #A78BFA; --gl-gen-fg: #DDD6FE; } } /* theme-allow */
.gd-theory .gl b { color: var(--color-ink); font-weight: 700; }
.gd-theory .gl i { font-style: normal; font-weight: 600; color: var(--color-ink); }
.gl-lead { font-size: 18px; line-height: 1.6; margin: 0 0 4px !important; }

/* ── Khung hình ── */
.gl-fig { margin: 20px 0 28px; padding: 22px 22px 18px; border: 1px solid var(--gl-line); border-radius: 16px; background: var(--gl-soft); }
.gd-theory .gl .gl-fig__h { margin: 18px 0 10px; font-size: 15px; font-weight: 700; line-height: 1.35; color: var(--color-ink); text-align: center; }  /* tiêu đề nhỏ giữa các phần trong một hình */
.gd-theory .gl .gl-fig > .gl-fig__h:first-child { margin-top: 0; }
.gl-fig figcaption { margin-top: 14px; font-size: 14px; line-height: 1.6; color: var(--color-muted); text-align: center; }

/* ── Nút nghe ── */
.gl-say { display: inline-flex; align-items: center; justify-content: center; width: 30px; height: 30px; margin: 0 2px; padding: 0;
    border: 1px solid var(--gl-line); border-radius: 50%; background: var(--color-surface); color: var(--color-muted); cursor: pointer;
    vertical-align: middle; transition: color .15s, border-color .15s, transform .15s; flex: none; }
.gl-say svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.gl-say svg path:first-child { fill: currentColor; stroke: none; }
.gl-say:hover { color: var(--gl-akk); border-color: var(--gl-akk); }
.gl-say.is-playing { color: var(--gl-akk); border-color: var(--gl-akk); animation: gl-pulse 1s ease-in-out infinite; }
@keyframes gl-pulse { 50% { transform: scale(1.12); } }

/* ── Nút ── */
.gl-btn { display: block; margin: 14px auto 0; padding: 9px 18px; border: 1px solid var(--gl-akk); border-radius: 999px; background: var(--color-surface);
    color: var(--gl-akk); font: inherit; font-size: 14px; font-weight: 600; cursor: pointer; }
.gl-btn:hover { background: var(--gl-akk-soft); }
.gl-link { padding: 0; border: 0; background: none; color: var(--gl-akk); font: inherit; font-weight: 600; text-decoration: underline; cursor: pointer; }

/* ── 1. Câu đổi chỗ ── */
.gl-swap__row { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: center; gap: 10px; }
.gl-chip { display: inline-flex; flex-direction: column; align-items: center; gap: 4px; padding: 9px 16px 10px; border: 2px solid;
    border-radius: 14px; background: var(--color-surface); will-change: transform; }
.gl-chip__q { font-size: 12px; font-weight: 600; line-height: 1.2; color: var(--color-muted); white-space: nowrap; }
.gl-chip__w { font-size: 23px; font-weight: 800; line-height: 1.15; letter-spacing: -.01em; color: var(--color-ink); white-space: nowrap; }
.gl-chip--nom { border-color: color-mix(in srgb, var(--gl-nom) 55%, transparent); }
.gl-chip--verb { border-color: var(--gl-verb); background: var(--gl-verb-soft); }
.gl-chip--verb .gl-chip__q { color: var(--color-accent-deep); }
.gl-chip--akk { border-color: var(--gl-akk); background: var(--gl-akk-soft); }
.gl-chip--akk .gl-chip__q, .gl-chip--akk .gl-art { color: var(--gl-akk); }
.gd-theory .gl .gl-art { font-style: normal; font-weight: 800; }
.gl-chip--akk .gl-art { text-decoration: underline; text-decoration-thickness: 3px; text-underline-offset: 4px; }
.gl-swap__cap { min-height: 1.6em; margin: 14px 0 0 !important; font-size: 14px; line-height: 1.6; color: var(--color-muted); text-align: center; }

/* ── Mở bài: tiếng Việt so với tiếng Đức ── */
.gl-intro { padding: 0; overflow: hidden; }
.gl-intro__part { padding: 18px 20px 20px; }
.gl-intro__part + .gl-intro__part { border-top: 1px dashed var(--gl-line); }
.gd-theory .gl .gl-intro__h { margin: 0 0 12px; font-size: 15px; font-weight: 700; color: var(--color-ink); text-align: center; }
.gl-intro__vi { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; max-width: 460px; margin: 0 auto; }
.gd-theory .gl .gl-intro__s { display: flex; flex-direction: column; align-items: center; gap: 4px; margin: 0; padding: 12px 10px;
    border: 1.5px solid var(--gl-line); border-radius: 12px; background: var(--color-surface); text-align: center; }
.gl-intro__s span { font-size: 18px; font-weight: 700; line-height: 1.3; color: var(--color-ink); }
.gl-intro__s small { font-size: 13px; line-height: 1.4; color: var(--color-muted); }
.gl-intro__s--odd { border-style: dashed !important; }
.gl-intro__s--odd small { color: var(--color-danger); font-weight: 600; }
.gd-theory .gl .gl-intro__key { margin: 0; padding: 14px 20px; border-top: 1px solid var(--gl-line); background: var(--color-surface);
    font-size: 15px; line-height: 1.6; text-align: center; }
.gd-theory .gl .gl-intro__key .is-akk, .gd-theory .gl .is-akk { color: var(--gl-akk); }
.gd-theory .gl .is-verb { color: var(--color-accent-deep); }
.gd-theory .gl .is-q { color: var(--color-gender-der-fg); }
.gd-theory .gl .is-conn { color: var(--color-gender-das-fg); }
.gd-theory .gl .is-dat { color: var(--gl-dat-fg); }
.gd-theory .gl .is-gen { color: var(--gl-gen-fg); }
.gl-swap__cap .gl-say { margin-left: 4px; }

/* ── 2. Vai trong câu ── */
.gl-roles__s { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.gl-roles__s--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.gl-role { display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 14px 10px 12px; border: 2px solid; border-radius: 14px;
    background: var(--color-surface); text-align: center; }
.gl-role__w { font-size: 21px; font-weight: 800; color: var(--color-ink); line-height: 1.2; }
.gl-role__q { padding: 2px 10px; border-radius: 999px; font-size: 13px; font-weight: 700; background: var(--gl-soft); color: var(--color-ink); }
.gl-role__t { font-size: 13px; line-height: 1.4; color: var(--color-muted); }
.gl-role--nom { border-color: color-mix(in srgb, var(--gl-nom) 55%, transparent); }
.gl-role--verb { border-color: var(--gl-verb); }
.gl-role--verb .gl-role__q { background: var(--gl-verb-soft); color: var(--color-accent-deep); }
.gl-role--akk { border-color: var(--gl-akk); }
.gl-role--akk .gl-role__q { background: var(--gl-akk-soft); color: var(--gl-akk); }
.gl-role--dat { border-color: var(--gl-dat); }
.gl-role--gen { border-color: var(--gl-gen); }
.gl-role--end { border-color: var(--gl-akk); border-style: dashed; }
.gl-role--end .gl-role__q { background: var(--gl-akk-soft); color: var(--gl-akk); }
.gl-role--gen .gl-role__q { background: var(--gl-gen-soft); color: var(--gl-gen-fg); }
.gl-role--dat .gl-role__q { background: var(--gl-dat-soft); color: var(--gl-dat-fg); }
.gl-roles figcaption .gl-say { margin-left: 4px; }

/* ── Các bước ── */
.gl-steps { list-style: none; counter-reset: gls; margin: 10px 0 18px !important; padding: 0 !important; }
.gl-steps li { counter-increment: gls; position: relative; margin: 0 0 10px !important; padding-left: 44px; line-height: 1.6; }
.gl-steps li::before { content: counter(gls); position: absolute; left: 0; top: 0; width: 30px; height: 30px; border-radius: 50%;
    display: grid; place-items: center; background: var(--color-ink); color: var(--color-surface); font-weight: 800; font-size: 14px; }
.gl-work { margin: 0 0 22px; padding: 16px 18px; border-left: 4px solid var(--gl-akk); border-radius: 0 12px 12px 0; background: var(--gl-soft); }
.gl-work p { margin: 0 0 6px !important; }
.gl-work__de { font-size: 18px; font-weight: 700; color: var(--color-ink); }
.gl-work__vi { display: block; font-size: 14px; font-weight: 400; color: var(--color-muted); }
.gl-n { display: inline-grid; place-items: center; width: 22px; height: 22px; margin-right: 6px; border-radius: 50%;
    background: var(--color-ink); color: var(--color-surface); font-size: 12px; font-weight: 800; vertical-align: 1px; }

/* ── Ô thực hành (bấm chọn, trắc nghiệm) ── */
.gl-try { margin: 18px 0 28px; padding: 18px 20px; border: 2px dashed color-mix(in srgb, var(--gl-akk) 45%, transparent); border-radius: 16px;
    background: var(--color-surface); }
.gl-try__h { margin: 0 0 14px !important; font-weight: 700; color: var(--color-ink); }
.gl-pick { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 0 0 12px; }
.gl-pick__w { padding: 8px 14px; border: 1.5px solid var(--gl-line); border-radius: 10px; background: var(--color-surface); color: var(--color-ink);
    font: inherit; font-size: 17px; font-weight: 600; cursor: pointer; transition: border-color .15s, background .15s, transform .15s; }
.gl-pick__w:hover:not(:disabled) { border-color: var(--color-ink); }
.gl-pick__last { display: inline-flex; align-items: center; gap: 2px; }
.gl-pick__end { font-size: 17px; font-weight: 600; }
.gl-pick__w.is-right, .gl-q__o button.is-right { border-color: var(--color-success); background: var(--color-success-soft); color: var(--color-ink); }
.gl-pick__w.is-wrong, .gl-q__o button.is-wrong { border-color: var(--color-danger); background: var(--color-danger-soft); animation: gl-shake .35s; }
@keyframes gl-shake { 25% { transform: translateX(-4px); } 75% { transform: translateX(4px); } }
.gl-why { flex-basis: 100%; margin: 2px 0 6px !important; padding: 8px 12px; border-radius: 10px; font-size: 14.5px; line-height: 1.55;
    background: var(--color-success-soft); color: var(--color-ink); }
.gl-why.is-hint { background: var(--color-danger-soft); }

.gl-q { padding: 12px 0; border-top: 1px solid var(--gl-line); }
.gl-q:first-of-type { border-top: 0; padding-top: 0; }
.gl-q__s { margin: 0 0 8px !important; font-size: 17px; font-weight: 600; color: var(--color-ink); }
.gl-q__gap { display: inline-block; min-width: 54px; padding: 0 6px; border-bottom: 2px solid var(--gl-akk); text-align: center; color: var(--gl-akk); }
.gl-q__o { display: flex; flex-wrap: wrap; gap: 8px; }
.gl-q__o button { min-width: 74px; padding: 7px 16px; border: 1.5px solid var(--gl-line); border-radius: 10px; background: var(--color-surface);
    color: var(--color-ink); font: inherit; font-size: 16px; font-weight: 700; cursor: pointer; }
.gl-q__o button:hover:not(:disabled) { border-color: var(--color-ink); }
.gl-q__o button:disabled, .gl-pick__w:disabled { cursor: default; }
.gl-score { margin: 12px 0 0 !important; font-weight: 700; color: var(--color-ink); }

/* ── Nhãn giống ── */
.gl-tag { display: inline-block; margin-left: 6px; padding: 1px 8px; border-radius: 999px; font-size: 12.5px; font-weight: 700; vertical-align: 2px; }
.gl-tag--der { background: var(--color-gender-der-soft); color: var(--color-gender-der-fg); }
.gl-tag--die { background: var(--color-gender-die-soft); color: var(--color-gender-die-fg); }
.gl-tag--das { background: var(--color-gender-das-soft); color: var(--color-gender-das-fg); }
.gl-tag--pl  { background: var(--color-gender-pl-soft);  color: var(--color-gender-pl-fg); }

/* ── 3. Bốn thẻ giống ── */
.gl-genders { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
@container gl (min-width: 720px) { .gl-genders { grid-template-columns: repeat(4, minmax(0, 1fr)); } }  /* dưới 720px mỗi thẻ quá hẹp cho "dem neuen", "keinen" */
.gl-genders figcaption { grid-column: 1 / -1; margin-top: 4px; }
.gl-g { --g: var(--color-gender-pl); --g-soft: var(--color-gender-pl-soft); --g-fg: var(--color-gender-pl-fg);
    padding: 0 0 12px; border: 1px solid var(--gl-line); border-top: 5px solid var(--g); border-radius: 14px; background: var(--color-surface); overflow: hidden; }
.gl-g--der { --g: var(--color-gender-der); --g-soft: var(--color-gender-der-soft); --g-fg: var(--color-gender-der-fg); border-width: 2px; border-color: var(--g); border-top-width: 5px; }
.gl-g--die { --g: var(--color-gender-die); --g-soft: var(--color-gender-die-soft); --g-fg: var(--color-gender-die-fg); }
.gl-g--das { --g: var(--color-gender-das); --g-soft: var(--color-gender-das-soft); --g-fg: var(--color-gender-das-fg); }
.gl-g p { margin: 0 !important; }
.gl-g__h { padding: 8px 12px; background: var(--g-soft); color: var(--g-fg); font-size: 14px; font-weight: 800; }
.gl-g__row { display: grid; grid-template-columns: 1fr 18px 1fr; align-items: center; gap: 4px; padding: 7px 12px 0; font-size: 17px; font-weight: 700; }
.gl-g__nom { color: var(--color-muted); font-weight: 600; }
.gl-g__arrow { text-align: center; color: var(--color-muted); font-weight: 400; }
.gl-g__same { color: var(--g-fg); }
.gl-g__ex { margin-top: 10px !important; padding: 8px 12px 0; border-top: 1px dashed var(--gl-line); font-size: 14px; line-height: 1.45; color: var(--color-muted); }
.gd-theory .gl .gl-g__ex b { color: var(--g-fg); }
.gl-g__row--none { display: block; font-size: 14px; font-weight: 500; font-style: italic; color: var(--color-muted); line-height: 25px; }

/* Lật der → den */
.gl-flip { position: relative; display: inline-grid; perspective: 300px; color: var(--g-fg, var(--gl-akk)); }
.gl-flip__a, .gl-flip__b { grid-area: 1 / 1; backface-visibility: hidden; transition: transform .5s cubic-bezier(.3,.7,.3,1.2), opacity .3s; }
.gl-flip__b { transform: rotateX(-90deg); opacity: 0; }
.gl-flip--akk { --g: var(--gl-akk); --g-fg: var(--gl-akk); }  .gl-flip--dat { --g: var(--gl-dat); --g-fg: var(--gl-dat-fg); }  .gl-flip--gen { --g: var(--gl-gen); --g-fg: var(--gl-gen-fg); }
.gl-flip__b u { text-decoration: none; padding: 0 2px; border-radius: 4px; background: var(--g, var(--gl-akk)); color: var(--color-surface); }
.is-on .gl-flip__a { transform: rotateX(90deg); opacity: 0; }
.is-on .gl-flip__b { transform: none; opacity: 1; }
.is-on .gl-g__row:nth-of-type(3) .gl-flip__a, .is-on .gl-g__row:nth-of-type(3) .gl-flip__b { transition-delay: .35s; }
.is-on .gl-g__row:nth-of-type(4) .gl-flip__a, .is-on .gl-g__row:nth-of-type(4) .gl-flip__b { transition-delay: .7s; }

/* ── Dòng ví dụ theo giống ── */
.gl-lines { list-style: none; margin: 12px 0 22px !important; padding: 0 !important; display: grid; gap: 8px; }
.gl-line { --g: var(--color-gender-pl); display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 4px 10px; margin: 0 !important;
    padding: 10px 12px 10px 14px; border-left: 4px solid var(--g); border-radius: 0 12px 12px 0; background: var(--color-surface); border-top: 1px solid var(--gl-line);
    border-right: 1px solid var(--gl-line); border-bottom: 1px solid var(--gl-line); }
.gl-line--der { --g: var(--color-gender-der); --g-fg: var(--color-gender-der-fg); }
.gl-line--die { --g: var(--color-gender-die); --g-fg: var(--color-gender-die-fg); }
.gl-line--das { --g: var(--color-gender-das); --g-fg: var(--color-gender-das-fg); }
.gl-line--pl  { --g: var(--color-gender-pl);  --g-fg: var(--color-gender-pl-fg); }
.gl-line--akk { --g: var(--gl-akk); --g-fg: var(--gl-akk); }
.gl-line--dat { --g: var(--gl-dat); --g-fg: var(--gl-dat-fg); }
.gl-line--gen { --g: var(--gl-gen); --g-fg: var(--gl-gen-fg); }
.gl-line--verb { --g: var(--gl-verb); --g-fg: var(--color-accent-deep); }
.gl-line__de { font-size: 17px; font-weight: 600; color: var(--color-ink); }
.gd-theory .gl .gl-line__de b { color: var(--g-fg, var(--color-ink)); }
.gl-line__g { font-size: 13px; font-weight: 700; color: var(--g-fg, var(--color-muted)); white-space: nowrap; }
.gl-line__vi { grid-column: 1 / -1; font-size: 14px; color: var(--color-muted); line-height: 1.45; }
.gl-lines--tight { margin: 16px 0 0 !important; text-align: left; }
.gl-lines--tight .gl-line { grid-template-columns: 1fr auto; }

/* ── Động từ ── */
.gl-verbs { display: grid; grid-template-columns: 1fr; gap: 12px; margin: 14px 0 24px; }
@container gl (min-width: 520px) { .gl-verbs { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.gl-vg { padding: 14px 16px; border: 1px solid var(--gl-line); border-radius: 14px; background: var(--color-surface); }
.gl-vg p { margin: 0 0 6px !important; }
.gl-vg__h { font-size: 13px; font-weight: 700; color: var(--color-muted); }
.gl-vg__ex { margin: 8px 0 0 !important; padding-top: 8px; border-top: 1px dashed var(--gl-line); font-size: 15px; font-weight: 600; color: var(--color-ink); }
.gl-vg__ex span { font-weight: 400; font-size: 14px; color: var(--color-muted); }

/* ── Tranh con phố (es gibt) ── */
.gl-street svg { display: block; width: 100%; height: auto; }
.gl-st__sky { fill: color-mix(in srgb, var(--color-gender-der) 9%, var(--color-surface)); }
.gl-st__road { fill: color-mix(in srgb, var(--color-ink) 72%, var(--color-surface)); }
.gl-st__lane { stroke: var(--color-surface); stroke-width: 3; stroke-linecap: round; }
.gl-st__grass { fill: color-mix(in srgb, var(--color-gender-das) 35%, var(--color-surface)); }
.gl-st__leaf { fill: color-mix(in srgb, var(--color-gender-das) 75%, var(--color-ink)); }
.gl-st__trunk, .gl-st__bench { fill: var(--gl-wood); }
.gl-st__wall { fill: var(--color-surface); stroke: var(--gl-line); stroke-width: 2; }
.gl-st__wall2 { fill: color-mix(in srgb, var(--color-accent) 18%, var(--color-surface)); stroke: var(--gl-line); stroke-width: 2; }
.gl-st__door { fill: color-mix(in srgb, var(--color-ink) 55%, var(--color-surface)); }
.gl-st__win { fill: color-mix(in srgb, var(--color-gender-der) 28%, var(--color-surface)); }
.gl-st__sign-a { fill: var(--color-brand-red); }
.gl-st__a { fill: #FFFFFF; font: 800 26px/1 Georgia, serif; } /* theme-allow: chữ A trắng của biển hiệu thuốc Đức */
.gl-st__awn { fill: var(--color-accent); }
.gl-st__cup { fill: none; stroke: color-mix(in srgb, var(--color-ink) 75%, var(--color-surface)); stroke-width: 2.5; stroke-linejoin: round; }
.gl-st__lot { fill: none; stroke: var(--color-muted); stroke-width: 2; stroke-dasharray: 6 6; }
.gl-st__x { stroke: var(--color-danger); stroke-width: 5; stroke-linecap: round; }
.gl-st__lbl { font: 800 23px/1 var(--font-sans, sans-serif); paint-order: stroke; stroke: var(--color-surface); stroke-width: 6px; }
.gl-st__lbl--der { fill: var(--color-gender-der-fg); }
.gl-st__lbl--die { fill: var(--color-gender-die-fg); }
.gl-st__lbl--das { fill: var(--color-gender-das-fg); }
.gl-street .gl-st__park, .gl-street .gl-st__apo, .gl-street .gl-st__cafe, .gl-street .gl-st__none { transform-box: fill-box; transform-origin: 50% 100%; }
.gl-street.is-on .gl-st__park { animation: gl-rise .5s ease-out both; }
.gl-street.is-on .gl-st__apo  { animation: gl-rise .5s .15s ease-out both; }
.gl-street.is-on .gl-st__cafe { animation: gl-rise .5s .3s ease-out both; }
.gl-street.is-on .gl-st__none { animation: gl-rise .5s .45s ease-out both; }
@keyframes gl-rise { from { opacity: 0; transform: translateY(16px) scale(.96); } }

/* ── Cần nhớ ── */
.gl-sum { margin: 26px 0 4px; padding: 18px 20px 12px; border-radius: 16px; background: var(--color-accent-soft);
    border: 1px solid color-mix(in srgb, var(--color-accent) 40%, transparent); }
.gl-sum__h { margin: 0 0 8px !important; font-size: 17px; font-weight: 800; color: var(--color-accent-deep); }
.gl-sum ul { margin: 0 !important; }

/* ══════ Khối dựng chung cho các chủ điểm (20/10/2026). Danh mục và cách viết: docs/audit-german/11-ly-thuyet-dang-moi.md ══════ */

/* ── Hoạt hình khi cuộn tới: [data-gl-onview] nhận .is-on (JS); con .gl-anim / .gl-end hiện lần lượt theo --i ──
   .gl-js do JS gắn vào .gl ⇒ không có JS thì không giấu gì. */
.gl-js [data-gl-onview]:not(.is-on) :is(.gl-anim, .gl-anim--pop, .gl-anim--left, .gl-anim--draw, .gl-end) { opacity: 0; }
[data-gl-onview].is-on :is(.gl-anim, .gl-anim--left) { animation: gl-rise .5s min(calc(var(--i, 0) * .14s), 1.6s) ease-out both; }
[data-gl-onview].is-on .gl-anim--pop, [data-gl-onview].is-on .gl-end { animation: gl-pop .45s min(calc(var(--i, 0) * .14s), 1.6s) ease-out both; }
[data-gl-onview].is-on .gl-anim--left { animation-name: gl-left; }
[data-gl-onview].is-on .gl-anim--draw { animation: gl-draw .9s min(calc(var(--i, 0) * .14s), 1.6s) ease-out both; }
.gl-pic .gl-anim, .gl-pic .gl-anim--pop { transform-box: fill-box; transform-origin: 50% 100%; }
.gl-anim--draw { stroke-dasharray: 1; }
@keyframes gl-pop { from { opacity: 0; transform: scale(.55); } 70% { opacity: 1; transform: scale(1.08); } }
@keyframes gl-left { from { opacity: 0; transform: translateX(-18px); } }
@keyframes gl-draw { from { stroke-dashoffset: 1; } to { stroke-dashoffset: 0; } }

/* ── Hình SVG vẽ trong bài: <svg class="gl-pic" viewBox="0 0 480 …">. Màu bằng lớp f-* (tô) và s-* (viền), tự lật nền tối ── */
.gl-pic { display: block; width: 100%; height: auto; max-width: 560px; margin: 0 auto; overflow: visible; }
.gl-pic--icon { max-width: 110px; }  /* hình nhỏ trong thẻ */
.gl-pic--icon-sm { max-width: 60px; }  /* biểu tượng cỡ nhân vật trong thẻ */
.gl-pic text { fill: var(--color-ink); font-family: var(--font-sans, sans-serif); }
.gl-pic .t-xl { font-size: 24px; font-weight: 800; }
.gl-pic .t-lg { font-size: 21px; font-weight: 700; }
.gl-pic .t-lbl { font-size: 20px; font-weight: 800; paint-order: stroke; stroke: var(--color-surface); stroke-width: 5px; stroke-linejoin: round; }
.gl-pic .t-md { font-size: 16px; font-weight: 700; }
.gl-pic .t-sm { font-size: 13px; font-weight: 600; }
.gl-pic .f-ink { fill: var(--color-ink); }          .gl-pic .s-ink { stroke: var(--color-ink); }
.gl-pic .f-muted { fill: var(--color-muted); }      .gl-pic .s-muted { stroke: var(--color-muted); }
.gl-pic .f-surface { fill: var(--color-surface); }  .gl-pic .s-surface { stroke: var(--color-surface); }
.gl-pic .f-soft { fill: var(--gl-soft); }
.gl-pic .f-line { fill: var(--gl-line); }           .gl-pic .s-line { stroke: var(--gl-line); }
.gl-pic .f-der { fill: var(--color-gender-der); }   .gl-pic .s-der { stroke: var(--color-gender-der); }
.gl-pic .f-der-soft { fill: var(--color-gender-der-soft); }  .gl-pic .f-der-fg { fill: var(--color-gender-der-fg); }
.gl-pic .f-die { fill: var(--color-gender-die); }   .gl-pic .s-die { stroke: var(--color-gender-die); }
.gl-pic .f-die-soft { fill: var(--color-gender-die-soft); }  .gl-pic .f-die-fg { fill: var(--color-gender-die-fg); }
.gl-pic .f-das { fill: var(--color-gender-das); }   .gl-pic .s-das { stroke: var(--color-gender-das); }
.gl-pic .f-das-soft { fill: var(--color-gender-das-soft); }  .gl-pic .f-das-fg { fill: var(--color-gender-das-fg); }
.gl-pic .f-pl { fill: var(--color-gender-pl); }     .gl-pic .s-pl { stroke: var(--color-gender-pl); }
.gl-pic .f-pl-soft { fill: var(--color-gender-pl-soft); }    .gl-pic .f-pl-fg { fill: var(--color-gender-pl-fg); }
.gl-pic .f-akk { fill: var(--gl-akk); }             .gl-pic .s-akk { stroke: var(--gl-akk); }
.gl-pic .f-akk-soft { fill: var(--gl-akk-soft); }
.gl-pic .f-verb { fill: var(--gl-verb); }           .gl-pic .s-verb { stroke: var(--gl-verb); }
.gl-pic .f-verb-soft { fill: var(--gl-verb-soft); } .gl-pic .f-verb-fg { fill: var(--color-accent-deep); }
.gl-pic .f-gen { fill: var(--gl-gen); }  .gl-pic .s-gen { stroke: var(--gl-gen); }  .gl-pic .f-gen-soft { fill: var(--gl-gen-soft); }  .gl-pic .f-gen-fg { fill: var(--gl-gen-fg); }
.gl-pic .f-dat { fill: var(--gl-dat); }  .gl-pic .s-dat { stroke: var(--gl-dat); }  .gl-pic .f-dat-soft { fill: var(--gl-dat-soft); }  .gl-pic .f-dat-fg { fill: var(--gl-dat-fg); }
.gl-pic .f-ok { fill: var(--color-success); }       .gl-pic .s-ok { stroke: var(--color-success); }
.gl-pic .f-ok-soft { fill: var(--color-success-soft); }
.gl-pic .f-no { fill: var(--color-danger); }        .gl-pic .s-no { stroke: var(--color-danger); }
.gl-pic .f-no-soft { fill: var(--color-danger-soft); }
.gl-pic .f-on { fill: var(--color-on-dark); }
.gl-pic .f-eye { fill: var(--glp-eye); }  .gl-pic .s-eye { stroke: var(--glp-eye); }  /* mắt, miệng nhân vật vẽ tay: tối cố định cả nền tối */  /* chữ trắng trên nền màu đậm (biển báo, ô tô màu) */
.gl-pic .f-gold { fill: var(--color-brand-gold); }  .gl-pic .f-red { fill: var(--color-brand-red); }
.gl-pic .s-red { stroke: var(--color-brand-red); }  .gl-pic .f-red-fg { fill: var(--color-brand-red-text); }  /* biển cấm kiểu Đức */
.gl-pic .f-sky { fill: color-mix(in srgb, var(--color-gender-der) 9%, var(--color-surface)); }
.gl-pic .f-road { fill: color-mix(in srgb, var(--color-ink) 72%, var(--color-surface)); }
.gl-pic .f-wood { fill: var(--gl-wood); }
.gl-pic .f-leaf { fill: color-mix(in srgb, var(--color-gender-das) 75%, var(--color-ink)); }

/* ── Nhân vật (bộ #glp-* trong _head.php). Màu da, tóc, mắt cố định, không lật theo nền ── */
.gl { --glp-skin: #F2C6A0; /* theme-allow: màu da nhân vật minh hoạ */
      --glp-hair: #3B2A22; /* theme-allow: tóc nâu sẫm */
      --glp-grey: #C9CCD1; /* theme-allow: tóc bạc */
      --glp-eye: #2A2A2A;  /* theme-allow: mắt, miệng */
      --glp-blush: #F4A9A0; /* theme-allow: má hồng */
      --gl-wood: #8A5A2E;  /* theme-allow: màu gỗ (bàn, tủ, thân cây) cố định, accent-deep ở nền tối là xanh lơ */
      --glp-white: #FFFFFF; /* theme-allow: cổ áo sơ mi */
      --glp-shirt: var(--color-gender-der); --glp-tie: var(--color-primary); }
.gl-av, .gl-pic use { --glp-line: color-mix(in srgb, var(--glp-shirt) 60%, #000); } /* theme-allow: viền cổ áo đậm hơn màu áo */
.gl-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.gl-av { display: block; width: 56px; height: 88px; flex: none; overflow: visible; }
.gl-av--sm { width: 40px; height: 62px; }
.gl-av--lg { width: 76px; height: 118px; }
.gl-av--der { --glp-shirt: var(--color-gender-der); }  .gl-av--die { --glp-shirt: var(--color-gender-die); }
.gl-av--das { --glp-shirt: var(--color-gender-das); }  .gl-av--pl { --glp-shirt: var(--color-gender-pl); }
.gl-av--verb { --glp-shirt: var(--color-accent); }     .gl-av--akk { --glp-shirt: var(--color-primary); }
.gl-av--ink { --glp-shirt: color-mix(in srgb, var(--color-ink) 80%, var(--color-surface)); }
.gl-av--blond { --glp-hair: #C8922E; } /* theme-allow: tóc vàng */
.gl-av--brown { --glp-hair: #7A4B2A; } /* theme-allow: tóc nâu */
.gl-avs { display: flex; align-items: flex-end; justify-content: center; }
.gl-avs .gl-av + .gl-av { margin-left: -14px; }

/* ── Lưới thẻ (đại từ, mạo từ sở hữu, động từ…): <div class="gl-cards" style="--cols:3"> > .gl-card ── */
.gl-cards { display: grid; grid-template-columns: repeat(var(--cols, 3), minmax(0, 1fr)); gap: 10px; }
.gl-card { display: flex; flex-direction: column; align-items: center; gap: 3px; padding: 12px 8px 11px; border: 1px solid var(--gl-line);
    border-radius: 14px; background: var(--color-surface); text-align: center; }
.gl-card .gl-avs { min-height: 62px; margin-bottom: 4px; }
.gl-card__w { font-size: 22px; font-weight: 800; line-height: 1.2; color: var(--color-ink); }
.gl-card__t { font-size: 13.5px; line-height: 1.35; color: var(--color-muted); }
.gl-card__x { margin-top: 4px; padding-top: 6px; border-top: 1px dashed var(--gl-line); font-size: 14.5px; font-weight: 600; line-height: 1.4; color: var(--color-ink); align-self: stretch; }
.gl-card__x > span { display: block; font-size: 13px; font-weight: 400; color: var(--color-muted); }
.gl-card__x b, .gl-card__t b, .gl-vs__t b { white-space: nowrap; }
.gl-card--hl { border: 2px solid var(--gl-akk); }
.gl-card--verb { border: 2px solid var(--gl-verb); }
.gl-card--q { border: 2px solid var(--color-gender-der); }
.gl-card--dat { border: 2px solid var(--gl-dat); }
.gl-card--gen { border: 2px solid var(--gl-gen); }
.gl-card--akk { border: 2px solid var(--gl-akk); }
.gl-card--conn { border: 2px dashed var(--color-gender-das); }
.gl-card--der { border-top: 4px solid var(--color-gender-der); }  .gl-card--die { border-top: 4px solid var(--color-gender-die); }
.gl-card--das { border-top: 4px solid var(--color-gender-das); }  .gl-card--pl { border-top: 4px solid var(--color-gender-pl); }
.gl-cards figcaption, .gl-cards + figcaption { grid-column: 1 / -1; }

/* ── Hội thoại có nhân vật ── */
.gl-talk { display: grid; gap: 14px; }
.gl-talk__row { display: flex; align-items: flex-end; gap: 10px; }
.gl-talk__row.is-right { flex-direction: row-reverse; }
.gl-talk__p { display: flex; flex-direction: column; align-items: center; gap: 2px; flex: none; }
.gl-talk__who { font-size: 12px; font-weight: 700; line-height: 1.2; color: var(--color-muted); text-align: center; max-width: 72px; }
.gd-theory .gl .gl-bub { position: relative; max-width: min(78%, 420px); margin: 0 0 18px; padding: 10px 14px 11px; border: 1.5px solid var(--gl-line);
    border-radius: 16px 16px 16px 4px; background: var(--color-surface); line-height: 1.45; }
.gd-theory .gl .is-right .gl-bub { border-radius: 16px 16px 4px 16px; border-color: color-mix(in srgb, var(--gl-akk) 40%, var(--gl-line)); }
.gl-bub__de { display: block; font-size: 17px; font-weight: 700; color: var(--color-ink); }
.gl-bub__de .gl-say { margin-left: 4px; width: 26px; height: 26px; vertical-align: -5px; }
.gl-bub__vi { display: block; margin-top: 2px; font-size: 14px; color: var(--color-muted); }

/* ── Bảng chia động từ ── */
.gd-theory .gl .gl-conj__head { display: flex; flex-wrap: wrap; justify-content: center; align-items: baseline; gap: 4px 12px; margin: 0 0 12px;
    font-size: 23px; font-weight: 800; color: var(--color-ink); }
.gl-conj__head s { color: var(--color-muted); text-decoration-thickness: 2px; }
.gl-conj__head small { font-size: 14px; font-weight: 600; color: var(--color-muted); }
.gl-conj__t { width: 100%; max-width: 460px; margin: 0 auto; border-collapse: separate; border-spacing: 0 6px; }
.gl-conj__t th, .gl-conj__t td { padding: 8px 12px; background: var(--color-surface); border-top: 1px solid var(--gl-line); border-bottom: 1px solid var(--gl-line); }
.gl-conj__t th { width: 30%; border-left: 1px solid var(--gl-line); border-radius: 10px 0 0 10px; text-align: right; font-size: 16px; font-weight: 600;
    color: var(--color-muted); white-space: nowrap; }
.gl-conj__t td { font-size: 19px; font-weight: 700; color: var(--color-ink); white-space: nowrap; }
.gl-conj__t td.gl-conj__vi, .gl-conj__t td .gl-conj__vi { white-space: normal; }
.gl-conj__t td:last-child { border-right: 1px solid var(--gl-line); border-radius: 0 10px 10px 0; }
.gl-conj__t .gl-conj__vi { font-size: 14px; font-weight: 400; color: var(--color-muted); }
.gl-conj__t tr.is-hl th, .gl-conj__t tr.is-hl td { background: var(--gl-soft); border-color: var(--gl-verb); }
.gl-conj--3 .gl-conj__t { max-width: 520px; }
.gl-conj__t + .gl-conj__t, .gl-conj__head + .gl-conj__t ~ .gl-conj__head { margin-top: 14px; }
.gl-conj, .gl .md-table-wrap { max-width: 100%; overflow-x: auto; }  /* lưới an toàn: bảng rộng thì cuộn trong khung, không làm tràn trang */
.gl-conj__t tr.is-hl .gl-conj__vi { font-weight: 400; }
.gl-conj__t tr.is-hl td { white-space: normal; font-size: 15px; line-height: 1.3; }
.gl-end { display: inline-block; padding: 0 2px; border-radius: 4px; background: var(--gl-verb-soft); color: var(--color-accent-deep); }
.gl-ins { display: inline-block; padding: 0 2px; border-radius: 4px; background: var(--gl-akk-soft); color: var(--gl-akk); }
.gl-chg { color: var(--gl-akk); text-decoration: underline; text-decoration-thickness: 3px; text-underline-offset: 4px; }

/* ── Chuỗi chip có dấu cộng (công thức): <div class="gl-chips"><span class="gl-chip …">…</span><span class="gl-op">+</span>… ── */
.gl-chips { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 8px; }
.gl-op { font-size: 22px; font-weight: 700; color: var(--color-muted); }
.gl-chips + .gl-chips { margin-top: 12px; }
.gl-chip--der { border-color: var(--color-gender-der); background: var(--color-gender-der-soft); }
.gl-chip--die { border-color: var(--color-gender-die); background: var(--color-gender-die-soft); }
.gl-chip--das { border-color: var(--color-gender-das); background: var(--color-gender-das-soft); }
.gl-chip--pl  { border-color: var(--color-gender-pl);  background: var(--color-gender-pl-soft); }
.gl-chip--end { border-color: var(--gl-akk); background: var(--gl-akk-soft); }
.gl-chip--end .gl-chip__q { color: var(--gl-akk); }
.gl-chip--q { border-color: var(--color-gender-der); }
.gl-chip--q .gl-chip__q { color: var(--color-gender-der-fg); }
.gl-chip--conn { border-style: dashed; border-color: var(--color-gender-das); background: var(--color-gender-das-soft); }
.gl-chip--conn .gl-chip__q { color: var(--color-gender-das-fg); }
.gl-chip--plain { border-width: 1.5px; border-color: var(--gl-line); }
.gl-chip--neg { border-color: var(--color-danger); background: var(--color-danger-soft); }
.gl-chip--dat { border-color: var(--gl-dat); background: var(--gl-dat-soft); }
.gl-chip--gen { border-color: var(--gl-gen); background: var(--gl-gen-soft); }
.gl-chip--gen .gl-chip__q { color: var(--gl-gen-fg); }
.gl-chip--dat .gl-chip__q { color: var(--gl-dat-fg); }
.gl-chip--ghost { border-style: dashed; border-color: var(--color-muted); background: transparent; }
.gl-chip--ghost .gl-chip__w { color: var(--color-muted); }

/* ── Sơ đồ vị trí trong câu: lưới N cột, mỗi hàng đúng N ô (ô trống: gl-s--empty) ── */
.gl-slots__g { --n: 4; display: grid; grid-template-columns: repeat(var(--n), minmax(0, auto)); justify-content: center; gap: 8px; }
.gl-slots__h { padding: 0 4px 4px; border-bottom: 2px solid var(--gl-line); font-size: 12.5px; font-weight: 700; line-height: 1.25; color: var(--color-muted); text-align: center; }
.gl-slots__h.is-verb { color: var(--color-accent-deep); border-color: var(--gl-verb); }
.gl-slots__h.is-end { color: var(--gl-akk); border-color: var(--gl-akk); }
.gl-slots__h.is-q { color: var(--color-gender-der-fg); border-color: var(--color-gender-der); }
.gl-slots__h.is-dat { color: var(--gl-dat-fg); border-color: var(--gl-dat); }
.gl-slots__h.is-gen { color: var(--gl-gen-fg); border-color: var(--gl-gen); }
.gl-slots__h.is-akk { color: var(--gl-akk); border-color: var(--gl-akk); }
.gl-slots__r { display: contents; }
.gl-s { display: block; align-content: center; min-height: 42px; padding: 6px 10px; border: 1.5px solid var(--gl-line); border-radius: 10px;
    background: var(--color-surface); font-size: 17px; font-weight: 700; line-height: 1.25; color: var(--color-ink); text-align: center; }
.gl-s, .gl-chip__w, .gl-card__w, .gl-g__row, .gl-role__w { hyphens: auto; -webkit-hyphens: auto; overflow-wrap: break-word; }  /* JS gắn lang="de" để ngắt từ Đức đúng chỗ (Deutsch-land) */
.gl-s--verb { border-color: var(--gl-verb); background: var(--gl-verb-soft); }
.gl-s--end  { border-color: var(--gl-akk); background: var(--gl-akk-soft); }
.gl-s--subj { border-color: color-mix(in srgb, var(--gl-nom) 55%, transparent); }
.gl-s--q    { border-color: var(--color-gender-der); background: var(--color-gender-der-soft); }
.gl-s--conn { border-style: dashed; border-color: var(--color-muted); color: var(--color-muted); }
.gl-s--neg  { border-color: var(--color-danger); background: var(--color-danger-soft); }
.gl-s--dat  { border-color: var(--gl-dat); background: var(--gl-dat-soft); }
.gl-s--gen  { border-color: var(--gl-gen); background: var(--gl-gen-soft); }
.gl-s--time { border-color: var(--color-gender-das); background: var(--color-gender-das-soft); }
.gl-s--empty { border-style: dashed; background: transparent; }
.gl-slots__vi { grid-column: 1 / -1; margin: -2px 0 6px; font-size: 14px; line-height: 1.45; color: var(--color-muted); text-align: center; }
.gl-slots__vi .gl-say { width: 26px; height: 26px; vertical-align: -6px; }

/* ── Hình chạy theo bước: [data-gl-stepper] > .gl-stage × n (JS tự thêm nút Lùi / Tiếp và chấm) ── */
.gl-js .gl-stepper__view { display: grid; }
.gl-js .gl-stage { grid-area: 1 / 1; opacity: 0; visibility: hidden; transform: translateY(10px);
    transition: opacity .18s, transform .18s, visibility 0s .18s; }
.gl-js .gl-stage.is-active { opacity: 1; visibility: visible; transform: none; transition: opacity .3s .18s, transform .3s .18s; }
.gl-stage + .gl-stage { margin-top: 16px; }
.gl-js .gl-stage + .gl-stage { margin-top: 0; }
.gl-stage__n { display: block; margin: 0 0 10px; font-size: 13px; font-weight: 700; color: var(--color-muted); text-align: center; }
.gd-theory .gl .gl-stage__cap { margin: 12px 0 0; font-size: 15px; line-height: 1.55; color: var(--color-ink); text-align: center; }
.gl-stepper__nav { display: flex; align-items: center; justify-content: center; gap: 14px; margin-top: 16px; }
.gl-stepper__nav button { padding: 7px 16px; border: 1px solid var(--gl-line); border-radius: 999px; background: var(--color-surface); color: var(--color-ink);
    font: inherit; font-size: 14px; font-weight: 600; cursor: pointer; }
.gl-stepper__nav button:hover:not(:disabled) { border-color: var(--gl-akk); color: var(--gl-akk); }
.gl-stepper__nav button:disabled { opacity: .4; cursor: default; }
.gl-stepper__dots { display: flex; gap: 6px; }
.gl-stepper__dots span { width: 8px; height: 8px; border-radius: 50%; background: var(--gl-line); transition: background .2s, transform .2s; }
.gl-stepper__dots span.is-active { background: var(--gl-akk); transform: scale(1.25); }

/* ── Hai cột so sánh ── */
.gl-vs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin: 16px 0 24px; }
.gl-vs__c { --c: var(--color-ink); padding: 14px 16px; border: 1px solid var(--gl-line); border-top: 4px solid var(--c); border-radius: 14px; background: var(--color-surface); }
.gl-vs__c--a { --c: var(--gl-verb); }  .gl-vs__c--b { --c: var(--gl-akk); }  .gl-vs__c--dat { --c: var(--gl-dat); }  .gl-vs__c--gen { --c: var(--gl-gen); }
.gl-vs__c--der { --c: var(--color-gender-der); }  .gl-vs__c--die { --c: var(--color-gender-die); }
.gl-vs__c--das { --c: var(--color-gender-das); }  .gl-vs__c--pl { --c: var(--color-gender-pl); }
.gd-theory .gl .gl-vs__h { margin: 0 0 2px; font-size: 19px; font-weight: 800; color: var(--color-ink); }
.gd-theory .gl .gl-vs__h.is-dat, .gl-vs__c--dat .gl-vs__h .is-dat { color: var(--gl-dat-fg); }
.gd-theory .gl .gl-vs__h.is-akk { color: var(--gl-akk); }
.gd-theory .gl .gl-vs__t { margin: 0 0 10px; font-size: 13.5px; line-height: 1.45; color: var(--color-muted); }
.gl-vs__c .gl-avs { margin: 4px 0 10px; }
.gd-theory .gl .gl-vs__c ul { margin: 0; padding-left: 18px; }
.gd-theory .gl .gl-vs__c li { margin-bottom: 4px; font-size: 15px; line-height: 1.55; }
.gd-theory .gl .gl-vs__ex { margin: 10px 0 0; padding-top: 8px; border-top: 1px dashed var(--gl-line); font-size: 15px; font-weight: 600; color: var(--color-ink); }
.gl-vs__ex span { display: block; font-size: 13.5px; font-weight: 400; color: var(--color-muted); }

/* ── Ô ghi chú và cặp Sai / Đúng ── */
.gl-note { margin: 16px 0 22px; padding: 14px 16px; border: 1px solid var(--gl-line); border-left: 4px solid var(--color-ink); border-radius: 0 12px 12px 0; background: var(--gl-soft); }
.gd-theory .gl .gl-note p { margin: 0 0 6px; }
.gd-theory .gl .gl-note p:last-child { margin-bottom: 0; }
.gd-theory .gl .gl-note__h { font-weight: 800; color: var(--color-ink); }
.gl-wr { display: grid; gap: 6px; margin: 14px 0 22px; padding: 14px 16px; border: 1px solid var(--gl-line); border-radius: 12px; background: var(--color-surface); }
.gd-theory .gl .gl-wr p { margin: 0; }
.gd-theory .gl .gl-wr__h { font-size: 14px; font-weight: 800; color: var(--color-muted); }
.gd-theory .gl .gl-wr__no, .gd-theory .gl .gl-wr__ok { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 10px; font-size: 17px; font-weight: 600; color: var(--color-ink); }
.gl-wr__no::before, .gl-wr__ok::before { flex: none; padding: 1px 8px; border-radius: 999px; font-size: 12px; font-weight: 800; }
.gl-wr__no::before { content: "Sai"; background: var(--color-danger-soft); color: var(--color-ink); }
.gl-wr__ok::before { content: "Đúng"; background: var(--color-success-soft); color: var(--color-ink); }
.gl-wr--nat .gl-wr__no::before { content: "Ít dùng"; }   /* câu đúng ngữ pháp nhưng kém tự nhiên */
.gl-wr--nat .gl-wr__ok::before { content: "Nên nói"; }
.gl-wr--nat .gl-wr__no span { text-decoration: none; }
.gl-wr__no span { color: var(--color-muted); text-decoration: line-through; text-decoration-color: var(--color-danger); text-decoration-thickness: 2px; }
.gd-theory .gl .gl-wr__why { font-size: 14.5px; line-height: 1.55; color: var(--color-muted); }

/* ── Bài xếp từ thành câu: [data-gl-order] > .gl-ord[data-ans="Câu đúng.|Câu đúng khác."] ── */
.gl-ord { margin: 0 0 16px; padding-bottom: 16px; border-bottom: 1px solid var(--gl-line); }
.gl-ord:last-of-type { margin-bottom: 0; padding-bottom: 0; border-bottom: 0; }
.gd-theory .gl .gl-ord__vi { margin: 0 0 8px; font-size: 15px; color: var(--color-muted); }
.gl-ord__line { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; min-height: 52px; margin-bottom: 10px; padding: 6px;
    border: 1.5px dashed var(--gl-line); border-radius: 12px; background: var(--gl-soft); transition: border-color .2s, background .2s; }
.gl-ord__line:empty::before { content: "Bấm từ bên dưới để xếp câu"; padding-left: 6px; font-size: 14px; color: var(--color-muted); }
.gl-ord__line.is-right { border-style: solid; border-color: var(--color-success); background: var(--color-success-soft); }
.gl-ord__line.is-wrong { border-style: solid; border-color: var(--color-danger); background: var(--color-danger-soft); animation: gl-shake .35s; }
.gl-ord__bank { display: flex; flex-wrap: wrap; gap: 6px; }
.gl-ord__w { padding: 7px 12px; border: 1.5px solid var(--gl-line); border-radius: 10px; background: var(--color-surface); color: var(--color-ink);
    font: inherit; font-size: 16px; font-weight: 600; cursor: pointer; transition: border-color .15s, transform .15s; }
.gl-ord__w:hover:not(:disabled) { border-color: var(--color-ink); }
.gl-ord__w:disabled { cursor: default; }
.gl-ord__tools { margin-top: 8px; }

/* ── Bài gõ đáp án: [data-gl-fill] > .gl-f[data-ans="đáp án|đáp án khác"] chứa <input class="gl-f__in"> ── */
.gl-f { padding: 10px 0; border-top: 1px solid var(--gl-line); }
.gl-f:first-of-type { border-top: 0; padding-top: 0; }
.gd-theory .gl .gl-f__s { margin: 0; font-size: 17px; font-weight: 600; line-height: 2; color: var(--color-ink); }
.gl-f__s small { margin-left: 6px; padding: 1px 8px; border-radius: 999px; background: var(--gl-soft); font-size: 13px; font-weight: 600; color: var(--color-muted); }
.gl-f__in { width: 8.5em; max-width: 100%; padding: 2px 6px; border: 0; border-bottom: 2px solid var(--gl-akk); border-radius: 0; background: transparent;
    color: var(--gl-akk); font: inherit; font-weight: 700; text-align: center; }
.gl-f__in:focus { outline: none; background: var(--gl-akk-soft); }
.gl-f__in.is-right { border-color: var(--color-success); color: var(--color-ink); background: var(--color-success-soft); }
.gl-f__in.is-wrong { border-color: var(--color-danger); color: var(--color-ink); background: var(--color-danger-soft); }
.gl-f__keys { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin: 12px 0 0; font-size: 13px; color: var(--color-muted); }
.gl-f__keys button { min-width: 36px; padding: 4px 8px; border: 1px solid var(--gl-line); border-radius: 8px; background: var(--color-surface); color: var(--color-ink);
    font: inherit; font-size: 16px; font-weight: 700; cursor: pointer; }
.gl-f__bar { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 12px; }
.gl-f__bar .gl-btn { margin: 0; }

/* ── Bảng thường: dùng md-table-wrap / md-table của trang; tô ô: <b class="gl-hl"> ── */
.gd-theory .gl .gl-hl { padding: 0 3px; border-radius: 4px; background: var(--gl-verb-soft); color: var(--color-accent-deep); font-weight: 800; }
.gd-theory .gl .gl-hl--akk { background: var(--gl-akk-soft); color: var(--gl-akk); }
.gd-theory .gl .gl-hl--der { background: var(--color-gender-der-soft); color: var(--color-gender-der-fg); }
.gd-theory .gl .gl-hl--die { background: var(--color-gender-die-soft); color: var(--color-gender-die-fg); }
.gd-theory .gl .gl-hl--das { background: var(--color-gender-das-soft); color: var(--color-gender-das-fg); }
.gd-theory .gl .gl-hl--dat { background: var(--gl-dat-soft); color: var(--gl-dat-fg); }
.gd-theory .gl .gl-hl--neg { background: var(--color-danger-soft); color: var(--color-ink); }
.gd-theory .gl .gl-hl--gen { background: var(--gl-gen-soft); color: var(--gl-gen-fg); }
.gd-theory .gl .gl-hl--pl  { background: var(--color-gender-pl-soft);  color: var(--color-gender-pl-fg); }

/* ── Khung hẹp (điện thoại, hoặc cột nội dung bị thanh bên thu hẹp): đo theo bề rộng KHUNG BÀI, không theo màn hình ── */
@container gl (max-width: 560px) {
    .gl-fig { padding: 16px 12px 14px; }
    .gl-intro { padding: 0; }
    .gl-intro__part { padding: 16px 12px; }
    .gl-intro__s span { font-size: 16px; }
    .gd-theory .gl .gl-intro__key { padding: 12px 14px; font-size: 14px; }
    .gl-roles__s { gap: 8px; }
    .gl-role { padding: 12px 6px 10px; }
    .gl-role__w { font-size: 17px; }
    .gl-role__t { font-size: 12px; }
    .gl-swap__row { gap: 6px; }
    .gl-chip { padding: 7px 9px 8px; border-radius: 12px; }
    .gl-chip__q { font-size: 11px; }
    .gl-chip__w { font-size: 17px; }
    .gl-try { padding: 14px 14px; }
    .gl-line { grid-template-columns: 1fr auto; }
    .gl-line__g { grid-column: 1; grid-row: 2; }
    .gl-line__vi { grid-row: 3; }
    .gl-slots__g { gap: 5px; }
    .gl-slots__h { font-size: 11px; padding: 0 2px 3px; }
    .gl-s { min-height: 36px; padding: 5px 5px; font-size: 14px; border-radius: 8px; }
    .gl-conj__t th, .gl-conj__t td { padding: 7px 9px; }
    .gl-conj__t th { font-size: 14px; }
    .gl-conj__t td { font-size: 17px; }
    .gl-conj--3 .gl-conj__t th, .gl-conj--3 .gl-conj__t td { padding: 6px 5px; font-size: 15px; }
    .gl-conj--3 .gl-conj__t th { width: auto; font-size: 12.5px; }
    .gl-conj--3 .gl-conj__t .gl-conj__vi { display: block; font-size: 12px; line-height: 1.3; }
    .gl .md-table thead th, .gl .md-table tbody td { padding: 8px 7px; font-size: 14px; }
    .gd-theory .gl .gl-conj__head { font-size: 20px; }
    .gl-av { width: 46px; height: 72px; }
    .gl-av--lg { width: 60px; height: 94px; }
    .gd-theory .gl .gl-bub { max-width: 82%; }
    .gl-bub__de { font-size: 16px; }
    .gl-f__in { width: 7em; }
}
@container gl (max-width: 460px) {
    .gl-roles__s--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .gl-g__row { grid-template-columns: auto 12px minmax(0, 1fr); gap: 3px; padding: 6px 8px 0; font-size: 15px; }
    .gl-g__h { padding: 7px 8px; }
    .gl-g__ex { padding: 8px 8px 0; }
    .gd-theory .gl .md-table thead th, .gd-theory .gl .md-table tbody td { white-space: normal; }
    .gl-vs { grid-template-columns: 1fr; }
    .gl-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .gl-cards--stack { grid-template-columns: 1fr; }   /* thẻ lớn: điện thoại xếp một cột */
    .gl-card__w { font-size: 19px; }
}
@container gl (max-width: 420px) {
    .gd-theory .gl .md-table thead th, .gd-theory .gl .md-table tbody td, .gd-theory .gl .md-table tbody td:first-child { padding: 7px 5px; font-size: 13px; }
    .gl-intro__vi { grid-template-columns: 1fr; gap: 8px; }
    .gd-theory .gl .gl-intro__s { flex-direction: row; justify-content: space-between; align-items: baseline; gap: 10px; padding: 10px 14px; text-align: left; }
    .gl-intro__s small { text-align: right; }
}
@media (prefers-reduced-motion: reduce) {
    .gl-flip__a, .gl-flip__b, .gl-chip { transition: none !important; }
    .gl-street.is-on g { animation: none !important; }
    [data-gl-onview].is-on .gl-anim, [data-gl-onview].is-on .gl-end, [data-gl-onview].is-on .gl-anim--draw { animation: none !important; }
    .gl-js .gl-stage { transition: none !important; }
    .gl-say.is-playing { animation: none; }
}