/* English Vocabulary */
.vb-eyebrow { display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: #bfe9f7; }
.vb-today { display: flex; flex-wrap: wrap; gap: 18px; justify-content: space-between; align-items: center; padding: 24px; border-radius: 16px; color: #fff; background: linear-gradient(120deg, #0f3a6b, #1b6fb0 70%, #22b5db); box-shadow: 0 14px 28px -18px rgba(15,58,107,.8); margin-bottom: 18px; }
.vb-today h2 { margin: 4px 0 6px; font-size: clamp(26px, 4vw, 36px); color: #fff; }
.vb-today h2 a { color: #fff; }
.vb-today h2 small, .vb-card h3 small, .vb-pos { font-size: 13px; font-weight: 500; font-style: italic; opacity: .8; }
.vb-today .vb-mean { margin: 0 0 4px; font-size: 17px; color: rgba(255,255,255,.95); }
.vb-today .vb-urdu { color: #fde68a; }
.vb-today .vb-ex { margin: 8px 0 0; font-style: italic; color: rgba(255,255,255,.88); max-width: 62ch; }
.vb-today-act { display: flex; flex-wrap: wrap; gap: 10px; }
.vb-today .jb-btn-outline { color: #fff; border-color: rgba(255,255,255,.7); background: rgba(255,255,255,.14); }
.vb-urdu { font-family: 'Noto Nastaliq Urdu', 'Jameel Noori Nastaleeq', 'Urdu Typesetting', serif; font-size: 18px; line-height: 2; margin: 2px 0 0; }
.vb-urdu.big { font-size: 26px; color: var(--jb-forest); }
.vb-filter { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 10px; }
.vb-filter input[type=search] { flex: 1 1 220px; min-width: 0; padding: 10px 14px; border: 1px solid var(--jb-line); border-radius: 10px; font: inherit; background: var(--jb-card); color: var(--jb-ink); }
.vb-filter select { padding: 10px 12px; border: 1px solid var(--jb-line); border-radius: 10px; font: inherit; background: var(--jb-card); color: var(--jb-ink); }
.vb-clear { font-size: 14px; }
.vb-count { margin: 6px 0 14px; font-size: 14px; color: var(--jb-ink-2); }
.vb-grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.vb-card { display: block; position: relative; padding: 16px; border: 1px solid var(--jb-line); border-radius: 14px; background: var(--jb-card); color: inherit; transition: transform .15s, box-shadow .15s; }
.vb-card:hover { transform: translateY(-2px); box-shadow: 0 14px 24px -16px rgba(16,24,40,.5); }
.vb-card h3 { margin: 6px 0 4px; font-size: 20px; color: var(--jb-forest); }
.vb-card p { margin: 0; font-size: 14px; line-height: 1.6; color: var(--jb-ink-2); }
.vb-lvl { display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; padding: 2px 9px; border-radius: 999px; background: var(--jb-green-100); color: var(--jb-forest); }
.vb-lvl.is-basic { background: #dcfce7; color: #166534; }
.vb-lvl.is-advanced { background: #fee2e2; color: #991b1b; }
.vb-topic { font-size: 13px; color: var(--jb-ink-2); margin-left: 6px; }
.vb-wrap { display: grid; gap: 20px; grid-template-columns: minmax(0, 1fr); align-items: start; }
@media (min-width: 900px) { .vb-wrap { grid-template-columns: minmax(0, 1fr) 300px; } }
.vb-entry, .vb-box { background: var(--jb-card); border: 1px solid var(--jb-line); border-radius: 14px; padding: 22px; }
.vb-entry section { margin-bottom: 18px; }
.vb-entry h2, .vb-box h2 { margin: 0 0 6px; font-size: 13px; letter-spacing: .1em; text-transform: uppercase; color: var(--jb-ink-3); }
.vb-entry .vb-mean { margin: 0; font-size: 20px; line-height: 1.6; color: var(--jb-ink); }
.vb-entry .vb-ex { margin: 0; font-size: 17px; font-style: italic; line-height: 1.7; color: var(--jb-ink-2); }
.vb-tags { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.vb-tags li { padding: 5px 12px; border-radius: 999px; background: var(--jb-green-100); color: var(--jb-forest); font-size: 14px; }
.vb-tags.is-ant li { background: #fee2e2; color: #991b1b; }
.vb-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.vb-side { display: grid; gap: 14px; }
.vb-box a { display: block; padding: 8px 0; border-bottom: 1px solid var(--jb-line); color: inherit; }
.vb-box a b { display: block; color: var(--jb-forest); }
.vb-box a span { font-size: 13px; color: var(--jb-ink-2); }
.vb-box.is-soft { background: var(--jb-green-50); }
.vb-box.is-soft strong { display: block; margin-bottom: 4px; }
.vb-box.is-soft span { font-size: 14px; color: var(--jb-ink-2); }
/* practice */
.vb-tabs { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 16px; }
.vb-tabs button { border: 1px solid var(--jb-line); background: var(--jb-card); border-radius: 10px; padding: 9px 18px; font: inherit; font-weight: 600; color: var(--jb-ink-2); cursor: pointer; }
.vb-tabs button.is-on { background: var(--jb-forest); color: #fff; border-color: var(--jb-forest); }
.vb-sp { flex: 1; }
.vb-chip { padding: 6px 12px; border: 1px solid var(--jb-line); border-radius: 999px; font-size: 13px; color: var(--jb-ink-2); background: var(--jb-card); }
.vb-chip.is-on { background: var(--jb-green-100); color: var(--jb-forest); font-weight: 600; }
.vb-panel { max-width: 640px; margin: 0 auto; }
.vb-panel[hidden] { display: none; }
.vb-card3d { position: relative; height: 280px; perspective: 1000px; cursor: pointer; margin-bottom: 14px; outline: none; }
.vb-face { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; gap: 8px; padding: 22px; border-radius: 18px; backface-visibility: hidden; transition: transform .5s; border: 1px solid var(--jb-line); box-shadow: 0 14px 28px -20px rgba(16,24,40,.6); }
.vb-face.front { background: var(--jb-card); }
.vb-face.front span { font-size: clamp(30px, 6vw, 44px); font-weight: 700; color: var(--jb-forest); }
.vb-face.front small { font-style: italic; color: var(--jb-ink-3); }
.vb-face.front em { font-size: 12px; color: var(--jb-ink-3); margin-top: 12px; }
.vb-face.back { background: linear-gradient(135deg, #0f3a6b, #1b6fb0); color: #fff; transform: rotateY(180deg); }
.vb-face.back p { margin: 0; }
.vb-face.back #fc-mean { font-size: 20px; line-height: 1.5; }
.vb-face.back #fc-urdu { font-family: 'Noto Nastaliq Urdu', 'Jameel Noori Nastaleeq', serif; font-size: 22px; color: #fde68a; line-height: 2; }
.vb-face.back #fc-ex { font-style: italic; font-size: 15px; opacity: .9; }
.vb-card3d.is-flipped .front { transform: rotateY(-180deg); }
.vb-card3d.is-flipped .back { transform: rotateY(0); }
.vb-fc-bar { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 10px; color: var(--jb-ink-2); }
.vb-know, .vb-dont { flex: 1; border-radius: 10px; padding: 10px; font: inherit; font-weight: 600; cursor: pointer; border: 1px solid; }
.vb-know { background: #dcfce7; color: #166534; border-color: #86efac; }
.vb-dont { background: #fef3c7; color: #92400e; border-color: #fcd34d; }
.vb-qz-top { display: flex; justify-content: space-between; font-size: 14px; color: var(--jb-ink-2); margin-bottom: 8px; }
#qz-word { margin: 0; font-size: clamp(28px, 5vw, 38px); color: var(--jb-forest); }
.vb-qz-q { margin: 4px 0 14px; color: var(--jb-ink-2); }
.vb-opts { display: grid; gap: 10px; margin-bottom: 12px; }
.vb-opt { text-align: left; padding: 14px 16px; border: 1px solid var(--jb-line); border-radius: 12px; background: var(--jb-card); color: var(--jb-ink); font: inherit; cursor: pointer; line-height: 1.5; }
.vb-opt:hover { border-color: var(--jb-forest); }
.vb-opt.is-right { background: #dcfce7; border-color: #22c55e; color: #14532d; }
.vb-opt.is-wrong { background: #fee2e2; border-color: #ef4444; color: #7f1d1d; }
.vb-qz-fb { min-height: 1.4em; margin: 0 0 12px; color: var(--jb-ink-2); }
.vb-end { text-align: center; padding: 28px; background: var(--jb-card); border: 1px solid var(--jb-line); border-radius: 16px; }
.vb-end[hidden], #qz-run[hidden] { display: none; }
.vb-big { font-size: 22px; }
.vb-big b { font-size: 44px; color: var(--jb-forest); }
:root[data-theme="dark"] .vb-lvl.is-basic { background: #14391f; color: #86efac; }
:root[data-theme="dark"] .vb-lvl.is-advanced, :root[data-theme="dark"] .vb-tags.is-ant li { background: #4a1d1a; color: #fca5a5; }
:root[data-theme="dark"] .vb-opt.is-right { background: #14391f; color: #bbf7d0; }
:root[data-theme="dark"] .vb-opt.is-wrong { background: #4a1d1a; color: #fecaca; }