*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:focus-visible {
    outline: 2px solid #2563eb;
    outline-offset: 3px;
    border-radius: 4px;
}

html {
    font-size: 125%;
    scrollbar-gutter: stable;
}

:root {
    --navy:      #0f172a;
    --blue:      #3b82f6;
    --blue-dark: #2563eb;
    --blue-bg:   #eff6ff;
    --gray-bg:   #f8fafc;
    --gray-bdr:  #e2e8f0;
    --gray-txt:  #64748b;
    --text:      #0f172a;
    --surface:   #ffffff;
    --green:     #16a34a;
    --green-bg:  #f0fdf4;
    --font:      'Fredoka', sans-serif;
    --font-round: 'Fredoka', sans-serif;
    --serif:     Georgia, 'Times New Roman', serif;
}

body {
    font-family: var(--font);
    background: var(--gray-bg);
    color: var(--text);
    min-height: 100vh;
    overflow-x: clip;
}

/* ── Site Nav (לבן, משותף לכל הדפים) ────── */
.nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: #fff;
    border-bottom: 1px solid var(--gray-bdr);
    padding: 0.9rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.nav-brand {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--navy);
    text-decoration: none;
    letter-spacing: -0.01em;
}
.nav-brand em { color: var(--blue); font-style: normal; }
.nav-links {
    display: flex;
    align-items: center;
    gap: 1.75rem;
}
.nav-links a {
    color: var(--gray-txt);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.15s;
}
.nav-links a:hover { color: var(--text); }
.nav-cta {
    color: var(--blue) !important;
    font-weight: 700 !important;
    font-size: 0.9rem !important;
}
.nav-cta:hover { color: var(--blue-dark) !important; text-decoration: underline; }
@media (max-width: 768px) {
    .nav-links a:not(.nav-cta) { display: none; }
}

/* ── Toolbar ────────────────────────────── */
.toolbar {
    background: var(--navy);
    min-height: 62px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.55rem 2rem;
    position: sticky;
    top: 0;
    z-index: 50;
    box-shadow: 0 1px 12px rgba(0,0,0,0.3);
}

.toolbar-brand {
    font-size: 1.2rem;
    font-weight: 700;
    color: white;
    text-decoration: none;
    letter-spacing: -0.2px;
}

.toolbar-brand .accent { color: var(--blue); }

.toolbar-nav a {
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    font-size: 0.9rem;
    padding: 0.35rem 0.75rem;
    border-radius: 6px;
    transition: color 0.15s, background 0.15s;
}

.toolbar-nav a:hover {
    color: white;
    background: rgba(255,255,255,0.1);
}

/* ── Home page ──────────────────────────── */
.home {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.5rem 3.5rem;
}

.home-hero {
    text-align: center;
    margin-bottom: 0.5rem;
}

.home-hero h1 {
    font-size: 3.2rem;
    font-weight: 800;
    letter-spacing: -1.5px;
    color: var(--navy);
    margin-bottom: 0.75rem;
    line-height: 1.1;
}

.home-hero h1 .accent { color: var(--blue); }

.home-he-tag {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray-txt);
    letter-spacing: 0;
}

.home-desc {
    font-size: 1rem;
    color: var(--gray-txt);
    line-height: 1.5;
    max-width: 540px;
    margin: 0 auto 0.2rem;
}

.home-greeting {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text);
    margin-top: 0.6rem;
}

.stages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.stage-card {
    background: #ffffff;
    border: none;
    border-radius: 18px;
    padding: 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    text-decoration: none;
    color: inherit;
    transition: transform 0.22s, box-shadow 0.22s;
    transform: translateY(-3px);
    box-shadow:
        0 6px 12px rgba(0,0,0,0.08),
        0 18px 35px rgba(0,0,0,0.11),
        0 35px 55px rgba(0,0,0,0.06);
    overflow: hidden;
}

.stage-card.available:hover {
    transform: translateY(-10px);
    box-shadow:
        0 10px 20px rgba(0,0,0,0.1),
        0 28px 50px rgba(0,0,0,0.16),
        0 50px 80px rgba(0,0,0,0.09);
    cursor: pointer;
}

.stage-img {
    width: 100%;
    border-radius: 12px;
    display: block;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

.stage-card.locked {
    opacity: 0.4;
    pointer-events: none;
}

.stage-tag {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    padding: 0.2rem 0.55rem;
    border-radius: 20px;
    width: fit-content;
}

.stage-card.available .stage-tag {
    background: var(--blue);
    color: white;
}

.stage-card.locked .stage-tag {
    background: var(--blue-bg);
    color: var(--blue);
}

.stage-icon {
    font-size: 2.6rem;
    font-weight: 700;
    font-family: var(--serif);
    color: var(--blue);
    line-height: 1.15;
    margin: 0.2rem 0;
}

.stage-card h2 {
    font-size: 1.45rem;
    font-weight: 800;
    text-align: center;
}

/* פסים צבעוניים לכל כרטיסייה */
.stages-grid > .stage-slot:nth-child(1) .stage-card { border-top: 5px solid #2563eb; }
.stages-grid > .stage-slot:nth-child(2) .stage-card { border-top: 5px solid #16a34a; }
.stages-grid > .stage-slot:nth-child(3) .stage-card { border-top: 5px solid #7c3aed; }

.stage-card p {
    font-size: 0.875rem;
    color: var(--gray-txt);
    line-height: 1.55;
    flex: 1;
}

.stage-cta {
    margin-top: 0.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--blue);
}

.stage-lock-note {
    margin-top: 0.5rem;
    font-size: 0.8rem;
    color: var(--gray-txt);
}

/* ── Reading page ───────────────────────── */
.reading-wrap {
    max-width: 720px;
    margin: 0 auto;
    padding: 2rem 1.5rem 5rem;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    color: var(--gray-txt);
    margin-bottom: 1.5rem;
}

.breadcrumb a {
    color: var(--blue);
    text-decoration: none;
}

.breadcrumb a:hover { text-decoration: underline; }

.bc-sep { color: var(--gray-bdr); }

/* Progress */
.progress-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}

.progress-track {
    flex: 1;
    height: 5px;
    background: var(--gray-bdr);
    border-radius: 3px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--blue);
    border-radius: 3px;
    transition: width 0.4s ease;
}

.progress-txt {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--gray-txt);
    white-space: nowrap;
}

/* Alphabet nav */
.alpha-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    padding: 0.875rem;
    background: var(--surface);
    border: 1px solid var(--gray-bdr);
    border-radius: 10px;
    margin-bottom: 1.5rem;
}

.ab {
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 600;
    border: none;
    background: transparent;
    color: var(--gray-txt);
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.12s, color 0.12s;
    font-family: var(--font);
}

.ab:hover             { background: var(--gray-bg); color: var(--text); }
.ab.ab-done           { color: var(--green); background: var(--green-bg); }
.ab.ab-active         { background: var(--blue); color: white; }

/* Letter card */
.letter-card {
    background: var(--surface);
    border: 1px solid var(--gray-bdr);
    border-radius: 14px;
    padding: 2.5rem 2rem;
    text-align: center;
    margin-bottom: 1.25rem;
    box-shadow: 0 1px 4px rgba(0,0,0,0.05);
}

.letter-main {
    font-family: var(--serif);
    font-weight: 700;
    font-size: 7.5rem;
    line-height: 1;
    margin-bottom: 0.5rem;
    letter-spacing: -0.04em;
}

.ltr-up { color: var(--text); }
.ltr-lo { color: var(--blue); }

.letter-phonetic {
    font-family: var(--serif);
    font-size: 1rem;
    color: var(--gray-txt);
    letter-spacing: 1px;
    margin-bottom: 1.75rem;
}

.letter-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.65rem 1.5rem;
    background: var(--blue);
    color: white;
    border: none;
    border-radius: 7px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    font-family: var(--font);
    transition: background 0.15s, transform 0.1s;
}

.btn-primary:hover  { background: var(--blue-dark); }
.btn-primary:active { transform: scale(0.97); }

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.65rem 1.1rem;
    background: transparent;
    color: var(--gray-txt);
    border: 1px solid var(--gray-bdr);
    border-radius: 7px;
    font-size: 0.875rem;
    cursor: pointer;
    font-family: var(--font);
    transition: background 0.15s, color 0.15s;
}

.btn-secondary:hover { background: var(--gray-bg); color: var(--text); }

.divider {
    height: 1px;
    background: var(--gray-bdr);
    margin: 0 -2rem 1.75rem;
}

/* Words */
.words-section { text-align: left; }

.section-label {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gray-txt);
    margin-bottom: 0.75rem;
}

.word-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.7rem 0;
    border-bottom: 1px solid var(--gray-bdr);
}

.word-row:last-child { border-bottom: none; }

.word-text {
    font-size: 1.1rem;
    font-weight: 500;
}

.word-text .hl {
    color: var(--blue);
    font-weight: 700;
}

.word-btns {
    display: flex;
    gap: 0.4rem;
}

.btn-word {
    padding: 0.35rem 0.65rem;
    background: var(--gray-bg);
    color: var(--gray-txt);
    border: 1px solid var(--gray-bdr);
    border-radius: 6px;
    font-size: 0.8rem;
    cursor: pointer;
    font-family: var(--font);
    transition: background 0.12s, color 0.12s, border-color 0.12s;
}

.btn-word:hover {
    background: var(--blue-bg);
    color: var(--blue);
    border-color: var(--blue);
}

/* Nav bar */
.nav-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.btn-nav {
    padding: 0.65rem 1.4rem;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    font-family: var(--font);
    transition: background 0.15s, transform 0.1s;
}

.btn-nav:active { transform: scale(0.97); }

.btn-nav-prev {
    background: var(--surface);
    color: var(--gray-txt);
    border: 1px solid var(--gray-bdr);
}

.btn-nav-prev:hover { background: var(--gray-bg); color: var(--text); }

.btn-nav-next {
    background: var(--blue);
    color: white;
    margin-inline-start: auto;
}

.btn-nav-next:hover { background: var(--blue-dark); }

/* Completion */
.completion-view {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 62px);
    padding: 2rem 1.5rem;
}

.completion-card {
    background: var(--surface);
    border: 1px solid var(--gray-bdr);
    border-radius: 16px;
    padding: 3rem 2.5rem;
    text-align: center;
    max-width: 460px;
    width: 100%;
    box-shadow: 0 4px 16px rgba(0,0,0,0.06);
}

.completion-check {
    width: 64px;
    height: 64px;
    background: var(--green-bg);
    color: var(--green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
}

.completion-card h2 {
    font-size: 1.75rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.completion-card p {
    color: var(--gray-txt);
    line-height: 1.6;
    margin-bottom: 2rem;
}

.completion-actions {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-link {
    display: inline-flex;
    align-items: center;
    padding: 0.65rem 1.1rem;
    background: transparent;
    color: var(--gray-txt);
    border: 1px solid var(--gray-bdr);
    border-radius: 7px;
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
    font-family: var(--font);
    transition: background 0.15s, color 0.15s;
}

.btn-link:hover { background: var(--gray-bg); color: var(--text); }

/* ── Stage selection (reading page) ─── */
.section-title  { font-size: 1.75rem; font-weight: 600; margin-bottom: 0.3rem; }
.section-subtitle { font-size: 0.85rem; color: var(--gray-txt); margin-bottom: 2rem; }
.stage-label    { font-size: 0.95rem; font-weight: 700; text-transform: uppercase;
                  letter-spacing: 1px; color: var(--blue); margin-bottom: 1rem; }

.back-link {
    display: inline-flex; align-items: center; gap: 0.35rem;
    color: var(--blue); font-size: 1rem; font-weight: 700; cursor: pointer;
    background: none; border: none; padding: 0; margin-bottom: 1.25rem;
    font-family: var(--font);
}
.back-link:hover { text-decoration: underline; }

.reading-stages { display: flex; flex-direction: column; gap: 0.4rem; align-items: flex-start; }

/* ── שלבי אוצר מילים ─────────────────────────────────────── */
.vocab-levels-row {
    display: flex;
    align-items: stretch;
    gap: 1.2rem;
    margin-top: 1.5rem;
}
.vocab-level-slot {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: stretch;
}
.vocab-level-card {
    padding: 0 !important;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 300px;
}
.vocab-level-card-title {
    padding: 1rem 1rem 0.5rem;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--blue);
    text-align: center;
}
.vocab-level-card-img {
    width: 100%;
    flex: 1;
    object-fit: cover;
    display: block;
    min-height: 130px;
}
.vocab-level-card-bottom {
    padding: 0.55rem 1rem 0.75rem;
    font-size: 0.85rem;
    color: var(--gray-txt);
    font-weight: 600;
    text-align: center;
}
.vocab-level-btn {
    flex: 1;
    min-height: 300px;
    box-sizing: border-box;
    border: 2px solid var(--gray-bdr);
    border-radius: 14px;
    padding: 2rem 1rem;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.18s, transform 0.15s, box-shadow 0.15s;
    background: var(--surface);
}
.vocab-level-btn:not(.vocab-level-empty):hover {
    border-color: var(--blue);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(59,130,246,0.13);
}
.vocab-level-empty {
    opacity: 0.4;
    cursor: default;
    pointer-events: none;
}
.vocab-level-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--blue);
    margin-bottom: 0.5rem;
}
.vocab-level-desc {
    font-size: 0.8rem;
    color: var(--gray-txt);
    line-height: 1.7;
}

/* ── אריחי נושאים (אוצר מילים) ───────────────────────────── */
.topic-tiles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    grid-auto-rows: 200px;
    gap: 0.9rem;
    margin: 1rem 0;
    width: 100%;
    box-sizing: border-box;
}
.topic-tile {
    background: var(--surface);
    border: 1.5px solid var(--gray-bdr);
    border-radius: 12px;
    padding: 1rem 0.7rem;
    cursor: pointer;
    text-align: center;
    aspect-ratio: 1;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    transition: border-color 0.15s, transform 0.15s, box-shadow 0.15s;
    overflow: hidden;
}
.topic-tile:hover {
    border-color: var(--blue);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}
.topic-tile-he {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 0.2rem;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    width: 100%;
    box-sizing: border-box;
}
.topic-tile-en {
    font-size: 0.82rem;
    color: var(--gray-txt);
    direction: ltr;
}
.topic-tile-count {
    font-size: 0.78rem;
    color: var(--blue);
}
.topic-tile-has-img {
    padding: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    aspect-ratio: auto;
    justify-content: flex-start;
}
.topic-tile-has-img .topic-tile-he {
    padding: 0.55rem 0.5rem 0.2rem;
    margin-bottom: 0;
    font-size: 0.9rem;
}
.topic-tile-img {
    width: 100%;
    object-fit: cover;
    display: block;
    flex: 1;
    min-height: 0;
}
.topic-tile-has-img .topic-tile-count,
.topic-tile-has-img .topic-tile-score {
    padding: 0.25rem 0.5rem 0.4rem;
    margin-top: 0;
    font-size: 0.72rem;
}
.topic-tile-score {
    font-size: 0.78rem; font-weight: 700;
    margin-top: 0.35rem;
    padding: 0.1rem 0.55rem;
    border-radius: 20px;
    display: inline-block;
}
.tsc-green { background:#dcfce7; color:#166534; }
.tsc-ok    { background:#fef3c7; color:#92400e; }
.tsc-low   { background:#fee2e2; color:#991b1b; }
.tile-attempted { border-color: var(--blue); background: #f0f7ff; }
.tile-done { border-color: #16a34a; background: #f0fdf4; }
.tile-done:hover { border-color: #15803d; box-shadow: 0 4px 12px rgba(22,163,74,0.15); }
.tile-selected { border-color: var(--blue) !important; background: #dbeafe !important; box-shadow: 0 0 0 2px var(--blue); }

.select-action-bar {
    display: flex; align-items: center; gap: 0.9rem; flex-wrap: wrap;
    justify-content: center;
}
.select-action-bar span { font-size: 0.95rem; font-weight: 700; color: var(--blue); }
.btn-sm { padding: 0.35rem 0.9rem; font-size: 0.85rem; }

.tile-checkbox {
    position: absolute; top: 5px; left: 5px;
    width: 18px; height: 18px; border-radius: 4px;
    border: 2px solid var(--blue); background: white;
    font-size: 0.75rem; display: flex; align-items: center; justify-content: center;
    color: var(--blue); font-weight: 700;
}
.topic-tile { position: relative; }
.tile-number {
    font-size: 0.65rem;
    font-weight: 800;
    color: #4f46e5;
    background: #e0e7ff;
    border-radius: 10px;
    min-width: 22px;
    height: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 5px;
    align-self: center;
    flex-shrink: 0;
    margin: 0.4rem 0 0.15rem;
    letter-spacing: 0.01em;
}
.tile-num-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.3rem;
    margin: 0.4rem 0 0.15rem;
    width: 100%;
    flex-shrink: 0;
}
.tile-num-row .tile-number {
    margin: 0;
}
.tile-combos-tag {
    font-size: 0.52rem;
    color: #7c3aed;
    background: #ede9fe;
    border-radius: 6px;
    padding: 0.05rem 0.28rem;
    font-weight: 700;
    white-space: nowrap;
    line-height: 1.6;
}
.tile-bottom-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    box-sizing: border-box;
    padding: 0.25rem 0.45rem 0.3rem;
    margin-top: auto;
    flex-shrink: 0;
}
.tile-bottom-row .topic-tile-count {
    margin-top: 0;
    padding: 0;
    font-size: 0.7rem;
}
.tile-bottom-row .topic-tile-score {
    margin-top: 0;
    font-size: 0.62rem;
    padding: 0.07rem 0.38rem;
    margin-right: -0.3rem;
}
.topic-tile-has-img .topic-tile-he {
    padding: 0 0.5rem 0.15rem;
    width: 100%;
    box-sizing: border-box;
}

.quiz-menu-wrap {
    position: relative;
    display: inline-block;
}
.quiz-menu-trigger {
    cursor: pointer;
}
.quiz-menu-panel {
    display: none;
    position: absolute;
    bottom: 0;
    top: auto;
    right: calc(100% + 2px);
    background: white;
    border: 1.5px solid var(--gray-bdr);
    border-radius: 10px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
    min-width: 240px;
    overflow: hidden;
    z-index: 100;
}
.quiz-menu-panel::after {
    content: '';
    position: absolute;
    top: 0;
    right: -12px;
    width: 12px;
    height: 100%;
}
.quiz-menu-wrap:hover .quiz-menu-panel { display: block; }
.quiz-menu-item {
    display: flex; justify-content: space-between; align-items: center;
    padding: 0.75rem 1.1rem;
    font-size: 0.9rem; font-weight: 600;
    cursor: pointer;
    transition: background 0.12s;
    border-bottom: 1px solid var(--gray-bdr);
}
.quiz-menu-item:last-child { border-bottom: none; }
.quiz-menu-item:hover { background: #f0f7ff; color: var(--blue); }
.quiz-menu-count {
    font-size: 0.78rem; font-weight: 400;
    color: var(--gray-txt); margin-right: 0.5rem;
}

#vocabSummary {
    display: flex;
    justify-content: flex-start;
    margin-bottom: 0.75rem;
}
.vocab-prog-box {
    font-size: 0.9rem;
    font-weight: 600;
    color: #1d4ed8;
    padding: 0.35rem 0.9rem;
    background: #eff6ff;
    border: 1.5px solid #bfdbfe;
    border-radius: 8px;
}

.r-stage-card {
    background: var(--surface);
    border: none;
    border-radius: 8px;
    padding: 0.4rem 0.7rem;
    display: inline-flex; align-items: center; gap: 0.65rem;
    cursor: pointer;
    transition: background 0.15s, transform 0.15s;
    min-width: 220px;
}
.r-stage-card:hover { background: #f1f5f9; transform: translateX(-3px); }
.r-stage-card.r-stage-done { background: #f0fdf4; }
.r-stage-practice { background: #fffbeb; }
.r-stage-practice:hover { background: #fef3c7; }
.r-stage-reading  { background: #f0fdff; }
.r-stage-reading:hover  { background: #e0f7fa; }

.r-stage-num {
    width: 36px; height: 36px; border-radius: 7px;
    background: var(--blue); color: white;
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 0.95rem; flex-shrink: 0;
}
.r-prac-icon { background: #f59e0b; font-size: 1rem; border-radius: 7px; }
.r-read-icon { background: #0891b2; font-size: 1rem; border-radius: 7px; }
.r-stage-info { flex: none; }
.r-stage-info h3 { font-size: 0.95rem; font-weight: 600; margin-bottom: 0.1rem; }
.r-stage-info p  { font-size: 0.78rem; color: var(--gray-txt); }
.r-stage-arrow   { color: var(--blue); font-size: 1rem; }

/* ── אריחי דקדוק (grammar tiles) ────────────────────────────── */
.grammar-tile-read  { background: #f0fdff; }
.grammar-tile-read:hover  { border-color: #0891b2 !important; background: #e0f9ff; }
.grammar-tile-prac  { background: #fffbeb; }
.grammar-tile-prac:hover  { border-color: #f59e0b !important; background: #fef3c7; }

/* ── כפתור בוחן על אריח שיחון ───────────────────────────────── */
.sh-quiz-tile-btn {
    display: block;
    width: 100%;
    margin-top: 0.55rem;
    padding: 0.3rem 0.5rem;
    background: var(--blue);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 0.74rem;
    font-weight: 700;
    cursor: pointer;
    font-family: var(--font);
    transition: background 0.12s;
}
.sh-quiz-tile-btn:hover { background: var(--blue-dark); }

/* ── שיחון ────────────────────────────────────────────────── */
.sh-progress-row { display:flex; align-items:center; gap:0.75rem; margin-bottom:1.5rem; }

.sh-card {
    background: var(--surface);
    border: 2px solid var(--gray-bdr);
    border-radius: 18px;
    padding: 2rem 1.75rem;
    text-align: center;
    min-height: 200px;
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1rem;
    margin-bottom: 1.5rem;
}
.sh-badge { display:inline-block; font-size:0.78rem; font-weight:700; padding:0.25rem 0.75rem; border-radius:20px; margin-bottom:0.25rem; }
.sh-badge-phrase   { background:#dbeafe; color:#1d4ed8; }
.sh-badge-response { background:#dcfce7; color:#166534; }

.sh-card-en {
    font-size: 1.7rem; font-weight: 700;
    color: var(--text); line-height: 1.3;
}
.sh-card-he {
    font-size: 1.1rem; color: var(--gray-txt); font-weight: 500;
}
.sh-nav-row {
    display: flex; gap: 0.75rem; justify-content: center;
}

/* ── Phonics stage ─── */
.ph-desc {
    font-size: 0.9rem; color: var(--gray-txt);
    margin-bottom: 1.5rem; text-align: center;
}

/* ── Vowels stage ─── */
.vowel-nav {
    display: flex; gap: 0.5rem; margin-bottom: 1.25rem;
}
.vowel-btn {
    flex: 1; padding: 0.75rem; font-size: 1.6rem; font-weight: 700;
    font-family: var(--serif); background: var(--surface);
    border: 2px solid var(--gray-bdr); border-radius: 8px;
    cursor: pointer; color: var(--text);
    transition: border-color 0.15s, background 0.15s, color 0.15s;
}
.vowel-btn:hover  { border-color: var(--blue); color: var(--blue); }
.vowel-btn.active { border-color: var(--blue); background: var(--blue); color: white; }

.vowel-card {
    background: var(--surface); border: 1px solid var(--gray-bdr);
    border-radius: 14px; padding: 1.75rem; margin-bottom: 1.25rem;
}
.vowel-half {
    padding: 1.1rem 1.25rem; border-radius: 10px; margin-bottom: 0.75rem;
}
.vowel-half.short { background: #fef9f0; border: 1px solid #fde68a; }
.vowel-half.long  { background: #eff6ff; border: 1px solid #bfdbfe; }

.vowel-half-title {
    font-size: 0.75rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: 0.8px; margin-bottom: 0.35rem; display: flex;
    align-items: center; gap: 0.5rem;
}
.vowel-half.short .vowel-half-title { color: #92400e; }
.vowel-half.long  .vowel-half-title { color: #1e40af; }

.vowel-ipa  { font-family: var(--serif); font-size: 1rem; font-weight: 400; }
.vowel-desc { font-size: 0.82rem; color: var(--gray-txt); margin-bottom: 0.75rem; }

.vowel-words { display: flex; flex-wrap: wrap; gap: 0.45rem; }
.vowel-word-btn {
    padding: 0.35rem 0.75rem; background: white;
    border: 1px solid var(--gray-bdr); border-radius: 6px;
    font-size: 0.9rem; cursor: pointer; font-family: var(--font);
    transition: background 0.12s, border-color 0.12s;
}
.vowel-word-btn:hover { background: var(--blue-bg); border-color: var(--blue); }

/* ── Blending stage ─── */
.blend-card {
    background: var(--surface); border: 1px solid var(--gray-bdr);
    border-radius: 14px; padding: 2rem 1.5rem;
    text-align: center; margin-bottom: 1.25rem;
}
.blend-parts {
    display: flex; align-items: center; justify-content: center;
    gap: 0.5rem; margin-bottom: 2rem; flex-wrap: wrap;
}
.blend-box {
    width: 80px; height: 80px;
    border: 2px solid var(--gray-bdr); border-radius: 10px;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center; gap: 0.3rem;
    cursor: pointer; background: var(--gray-bg);
    transition: border-color 0.15s, background 0.15s;
}
.blend-box:hover     { border-color: var(--blue); background: var(--blue-bg); }
.blend-box.vowel-box { border-color: #f59e0b; background: #fffbeb; }
.blend-box.vowel-box:hover { border-color: #d97706; background: #fef3c7; }

.blend-letter { font-size: 2.25rem; font-weight: 700; font-family: var(--serif); line-height: 1; }
.blend-tap    { font-size: 0.65rem; color: var(--gray-txt); }
.blend-plus   { font-size: 1.5rem; color: var(--gray-bdr); font-weight: 300; line-height: 1; }

.blend-result { margin-top: 1.5rem; display: flex; flex-direction: column; align-items: center; gap: 1rem; }

.blend-word {
    font-size: 3rem; font-weight: 700; font-family: var(--serif);
    color: var(--blue); opacity: 0; transition: opacity 0.4s;
}
.blend-word.visible { opacity: 1; }

/* ── Word reading stage ─── */
.word-tab-bar { display: flex; gap: 0.35rem; margin-bottom: 1rem; flex-wrap: wrap; }
.word-tab {
    padding: 0.4rem 0.85rem; border-radius: 20px;
    border: 1px solid var(--gray-bdr); background: var(--surface);
    font-size: 0.8rem; font-weight: 600; cursor: pointer;
    color: var(--gray-txt); font-family: var(--font);
    transition: background 0.12s, border-color 0.12s, color 0.12s;
}
.word-tab:hover  { border-color: var(--blue); color: var(--blue); }
.word-tab.active { background: var(--blue); border-color: var(--blue); color: white; }

.word-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(95px, 1fr));
    gap: 0.65rem; background: var(--surface);
    border: 1px solid var(--gray-bdr); border-radius: 12px; padding: 1.1rem;
}
.word-card {
    padding: 0.75rem 0.5rem; border: 1px solid var(--gray-bdr);
    border-radius: 8px; text-align: center; cursor: pointer;
    background: var(--gray-bg);
    transition: border-color 0.15s, background 0.15s;
}
.word-card:hover { border-color: var(--blue); background: var(--blue-bg); }
.w-text   { font-size: 1.05rem; font-weight: 600; display: block; margin-bottom: 0.2rem; }
.w-listen { display: none; }

/* ── Vocabulary page ─────────────────────────────── */
.vocab-section-header {
    text-align: center;
    font-size: 0.9rem;
    font-weight: 700;
    color: #3b6fd4;
    margin-bottom: 1rem;
}
.vocab-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.75rem;
}

.vocab-card {
    background: var(--surface);
    border: none;
    border-radius: 10px;
    padding: 1rem 0.875rem;
    cursor: pointer;
    transition: transform 0.15s, box-shadow 0.15s;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.vocab-card .play-btn {
    margin-top: auto;
}

.vocab-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59,130,246,0.12);
}

@media (max-width: 700px) {
    .vocab-grid { grid-template-columns: repeat(2, 1fr); }
}

.vocab-en {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 0.4rem;
    font-family: var(--font);
}

.vocab-he {
    font-size: 1rem;
    color: var(--blue);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.vocab-listen { display: none; }

.vocab-quiz-btn {
    text-align: center;
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--gray-bdr);
}

.full-quiz-wrap {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 2px dashed var(--gray-bdr);
    display: flex; flex-wrap: wrap; gap: 0.75rem; justify-content: center; align-items: center;
}

.btn-full-quiz {
    display: inline-flex;
    align-items: center;
    padding: 0.85rem 2.4rem;
    background: var(--navy);
    color: white;
    border: none;
    border-radius: 0;
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    cursor: pointer;
    font-family: var(--font);
    transition: background 0.15s, transform 0.1s;
}

.btn-full-quiz:hover  { background: #1e293b; }
.btn-full-quiz:active { transform: scale(0.97); }

.full-quiz-count {
    background: rgba(255,255,255,0.2);
    padding: 0.15rem 0.55rem;
    border-radius: 20px;
    font-size: 0.82rem;
    font-weight: 600;
}

.btn-lg {
    padding: 0.85rem 2.5rem;
    font-size: 1.05rem;
}

/* ── כפתור בוחן תלת-ממדי ─────────────────── */
.btn-red-3d {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1.05rem 3rem;
    background: radial-gradient(ellipse at 38% 28%, #e2e8f0, #94a3b8 52%, #475569);
    color: #fff;
    font-size: 1.2rem;
    font-weight: 800;
    font-family: var(--font);
    border-radius: 50px;
    border: 4px solid #999;
    cursor: pointer;
    text-shadow: 0 1px 3px rgba(0,0,0,0.45);
    box-shadow:
        0 0 0 3px #d0d0d0,
        0 9px 0 1px #444,
        0 13px 20px rgba(0,0,0,0.5),
        inset 0 3px 7px rgba(255,255,255,0.38),
        inset 0 -2px 4px rgba(0,0,0,0.22);
    transform: translateY(-5px);
    transition: transform 0.12s, box-shadow 0.12s;
    letter-spacing: 0.3px;
}
.btn-red-3d:hover {
    transform: translateY(-3px);
    box-shadow:
        0 0 0 3px #d0d0d0,
        0 7px 0 1px #444,
        0 10px 15px rgba(0,0,0,0.45),
        inset 0 3px 7px rgba(255,255,255,0.38),
        inset 0 -2px 4px rgba(0,0,0,0.22);
}
.btn-red-3d:active {
    transform: translateY(2px);
    box-shadow:
        0 0 0 3px #d0d0d0,
        0 2px 0 1px #444,
        0 5px 8px rgba(0,0,0,0.4),
        inset 0 3px 7px rgba(255,255,255,0.2),
        inset 0 -1px 3px rgba(0,0,0,0.15);
}

/* ── כפתור בדוק תלת-ממדי כחול ────────────── */
.btn-check-3d {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 3rem;
    background: radial-gradient(ellipse at 38% 28%, #60a5fa, #2563eb 55%, #1e3a8a);
    color: #fff;
    font-size: 1.1rem;
    font-weight: 800;
    font-family: var(--font);
    border-radius: 50px;
    border: 3.5px solid #1e3a8a;
    cursor: pointer;
    position: relative;
    text-shadow: 0 1px 3px rgba(0,0,0,0.3);
    box-shadow:
        0 0 0 3px #93c5fd,
        0 9px 0 1px #1e3a8a,
        0 13px 20px rgba(0,0,0,0.4),
        inset 0 3px 7px rgba(255,255,255,0.38),
        inset 0 -2px 4px rgba(0,0,0,0.22);
    transform: translateY(-5px);
    transition: transform 0.12s, box-shadow 0.12s;
    letter-spacing: 0.5px;
}
.btn-check-3d::after {
    content: '';
    position: absolute;
    top: 6px; right: 14px;
    width: 12px; height: 8px;
    background: rgba(255,255,255,0.42);
    border-radius: 50%;
}
.btn-check-3d:hover {
    transform: translateY(-3px);
    box-shadow:
        0 0 0 3px #93c5fd,
        0 7px 0 1px #1e3a8a,
        0 10px 15px rgba(0,0,0,0.35),
        inset 0 3px 7px rgba(255,255,255,0.38),
        inset 0 -2px 4px rgba(0,0,0,0.22);
}
.btn-check-3d:active {
    transform: translateY(2px);
    box-shadow:
        0 0 0 3px #93c5fd,
        0 2px 0 1px #1e3a8a,
        0 5px 8px rgba(0,0,0,0.35),
        inset 0 3px 7px rgba(255,255,255,0.2),
        inset 0 -1px 3px rgba(0,0,0,0.15);
}
.btn-check-3d:disabled {
    opacity: 0.45;
    cursor: default;
    transform: translateY(-2px);
}
.btn-check-3d:disabled:hover { transform: translateY(-2px); }

.btn-start-quiz-img {
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 0.4rem;
    font-family: inherit;
    transition: transform 0.15s, opacity 0.15s;
}
.btn-start-quiz-img img { height: 96px; display: block; }
.btn-quiz-label {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--navy);
}
.btn-start-quiz-img:hover { transform: scale(1.05); }
.btn-start-quiz-img:active { transform: scale(0.97); }
.btn-start-quiz-img:disabled { opacity: 0.4; cursor: default; transform: none; }
.btn-check-3d.btn-sm {
    padding: 0.6rem 1.8rem;
    font-size: 0.95rem;
    box-shadow:
        0 0 0 2px #93c5fd,
        0 6px 0 1px #1e3a8a,
        0 9px 14px rgba(0,0,0,0.35),
        inset 0 2px 5px rgba(255,255,255,0.35),
        inset 0 -2px 3px rgba(0,0,0,0.2);
    transform: translateY(-4px);
}
.btn-check-3d.btn-sm:hover  { transform: translateY(-2px); }
.btn-check-3d.btn-sm:active { transform: translateY(1px); }

/* ── Quiz ────────────────────────────────────────── */
.quiz-card {
    background: none;
    border: none;
    border-radius: 0;
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: none;
}

.quiz-prompt {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 1.25rem;
}

.quiz-en {
    font-size: clamp(2rem, 9vw, 4.5rem);
    font-weight: 700;
    font-family: var(--serif);
    color: var(--navy);
    margin-bottom: 0.75rem;
    line-height: 1.1;
}

.btn-listen-quiz {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.85rem;
    background: var(--gray-bg);
    color: var(--gray-txt);
    border: 1px solid var(--gray-bdr);
    border-radius: 20px;
    font-size: 0.82rem;
    cursor: pointer;
    font-family: var(--font);
    transition: background 0.12s, color 0.12s;
    margin-bottom: 1.75rem;
}

.btn-listen-quiz:hover {
    background: var(--blue-bg);
    color: var(--blue);
    border-color: var(--blue);
}

.quiz-input-wrap { margin-bottom: 1rem; }

.quiz-input {
    width: 100%;
    max-width: 340px;
    padding: 0.75rem 0.5rem;
    font-size: 1.2rem;
    font-family: var(--font);
    border: none;
    border-bottom: 2px solid var(--gray-bdr);
    border-radius: 0;
    outline: none;
    transition: border-color 0.15s;
    text-align: center;
    background: transparent;
    color: var(--text);
}

.quiz-input:focus       { border-bottom-color: var(--blue); background: transparent; }
.quiz-input.correct     { border-color: var(--green); background: var(--green-bg); }
.quiz-input.wrong       { border-color: #ef4444;      background: #fef2f2; }
.quiz-input:disabled    { opacity: 0.9; }

.quiz-feedback {
    min-height: 1.8rem;
    font-size: 1.25rem;
    margin-bottom: 1.25rem;
}

.fb-correct { color: var(--green); font-weight: 700; }
.fb-wrong   { color: #dc2626; font-weight: 700; }

.quiz-btns {
    display: flex;
    gap: 1rem;
    justify-content: center;
    align-items: center;
    padding-bottom: 0.5rem;
}
/* בדוק ו-הבא באותה משבצת — אחד מוחלף בשני ללא שינוי גודל */
.quiz-btn-main-slot {
    display: grid;
}
.quiz-btn-main-slot > button {
    grid-row: 1;
    grid-column: 1;
}

/* ── Score ───────────────────────────────────────── */
.score-card {
    background: none;
    border: none;
    border-radius: 0;
    padding: 2.5rem 2rem;
    text-align: center;
    max-width: 520px;
    margin: 0 auto;
    box-shadow: none;
}

.score-medal {
    width: 96px; height: 96px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 2.8rem; font-weight: 700;
    margin: 0 auto 1.25rem;
}

.score-medal.gold   { background: #fef3c7; color: #d97706; }
.score-medal.silver { background: #f1f5f9; color: #64748b; }
.score-medal.bronze { background: #fef2f2; color: #dc2626; }

.score-card h2       { font-size: 2.4rem; margin-bottom: 0.5rem; }
.score-fraction      { font-size: 4.5rem; font-weight: 700; color: var(--blue); margin-bottom: 0.5rem; }
.score-msg           { color: var(--gray-txt); margin-bottom: 1.75rem; font-size: 1.2rem; }

.score-actions {
    display: flex; gap: 0.6rem; justify-content: center;
    flex-wrap: wrap; margin-bottom: 2rem;
}

.mistakes-title {
    font-size: 0.78rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: 1px; color: var(--gray-txt);
    border-top: 1px solid var(--gray-bdr);
    padding-top: 1.25rem; margin-bottom: 0.75rem;
    text-align: right;
}

.mistake-row {
    display: flex; align-items: center; gap: 0.6rem;
    padding: 0.55rem 0;
    border-bottom: 1px solid var(--gray-bdr);
    font-size: 0.9rem;
    text-align: right;
}

.mistake-row:last-child { border-bottom: none; }
.mistake-en    { font-weight: 700; font-family: var(--font); min-width: 80px; }
.mistake-arrow { color: var(--gray-bdr); }
.mistake-he    { font-weight: 600; color: var(--green); flex: 1; }
.mistake-typed { font-size: 0.8rem; color: #dc2626; }

/* ── Grammar page ─────────────────────────────────── */
.lesson-section-title {
    font-size: 0.78rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: 1px; color: var(--gray-txt);
    margin: 2rem 0 0.75rem;
}

.grammar-rule-card {
    background: #eff6ff;
    border: 1.5px solid #bfdbfe;
    border-radius: 12px;
    padding: 1.4rem 1.5rem;
    margin-top: 1.75rem;
}

.gr-rule-title {
    font-size: 1.1rem; font-weight: 700;
    color: #1e40af; margin-bottom: 0.4rem;
}

.gr-rule-summary {
    font-size: 0.9rem; color: #1e40af;
    margin-bottom: 1rem; opacity: 0.85;
}

.gr-points {
    list-style: none; display: flex; flex-direction: column; gap: 0.55rem;
}

.gr-points li {
    font-size: 0.9rem; color: var(--text);
    padding-right: 1rem;
    position: relative; line-height: 1.55;
}

.gr-points li::before {
    content: '•'; color: var(--blue); font-weight: 700;
    position: absolute; right: 0;
}

.rule-eg {
    display: inline-block;
    font-family: 'Courier New', Courier, monospace;
    background: rgba(59,130,246,0.08);
    border: 1px solid rgba(59,130,246,0.2);
    border-radius: 4px;
    padding: 0.05rem 0.45rem;
    font-size: 0.88rem;
    color: #1e40af;
}

/* Grammar examples */
.grammar-examples {
    display: flex; flex-direction: column; gap: 0.6rem;
}

.gr-example {
    background: transparent;
    border: none;
    border-radius: 0;
    padding: 0.5rem 0;
    display: flex; align-items: center; gap: 0.9rem;
    border-bottom: 1px solid var(--gray-bdr);
}
.gr-example:last-child { border-bottom: none; }

.gr-ex-listen {
    width: 36px; height: 36px; flex-shrink: 0;
    background: transparent url('images/ui/play.png') center/contain no-repeat;
    border: none;
    cursor: pointer;
    transition: transform 0.1s;
}
.gr-ex-listen:hover { transform: scale(1.1); }

.gr-ex-content { flex: 1; }

.gr-ex-en {
    font-size: 1rem; font-weight: 600; color: var(--text); margin-bottom: 0;
}

.gr-ex-he {
    font-size: 0.875rem; color: var(--gray-txt);
}

/* MC Exercise card */
.ex-card {
    background: transparent;
    border: none;
    border-radius: 0;
    padding: 0.5rem 0;
    box-shadow: none;
}

.ex-prompt {
    font-size: 0.85rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: 1px; color: var(--gray-txt); margin-bottom: 1.5rem;
}

.ex-sentence {
    font-size: 2rem; font-weight: 700; color: var(--text);
    margin-bottom: 2rem; line-height: 1.35;
    font-family: 'Courier New', Courier, monospace;
    direction: ltr; text-align: left;
}

.ex-opts {
    display: flex; flex-direction: column; gap: 0.75rem; align-items: flex-start; direction: ltr;
}

.ex-opt {
    padding: 0.7rem 2rem; text-align: left; direction: ltr;
    background: var(--gray-bg); color: var(--text);
    border: none; border-radius: 10px;
    font-size: 1.4rem; font-weight: 600; cursor: pointer;
    font-family: 'Courier New', Courier, monospace;
    transition: background 0.15s, color 0.15s;
    width: auto;
}

.ex-opt:not(:disabled):hover {
    background: var(--blue-bg); color: var(--blue);
}

.ex-opt.opt-correct {
    background: var(--green-bg); color: #15803d;
}

.ex-opt.opt-wrong {
    background: #fef2f2; color: #dc2626;
}

.ex-feedback {
    margin-top: 1rem; min-height: 1.5rem; font-size: 0.95rem;
}

/* ── Lesson step indicator ─────────────────────────── */
.lesson-steps {
    display: flex; align-items: center; justify-content: center;
    gap: 0.4rem; margin-bottom: 1.75rem; flex-wrap: wrap;
}
.lesson-step {
    padding: 0.3rem 0.9rem; border-radius: 20px;
    font-size: 0.8rem; font-weight: 600; cursor: pointer;
    background: var(--gray-bdr); color: var(--gray-txt);
    transition: background 0.15s, color 0.15s;
    border: none; font-family: var(--font);
}
.lesson-step:hover  { background: #cbd5e1; color: var(--text); }
.lesson-step.active { background: var(--blue); color: white; }
.lesson-step.done   { background: var(--green-bg); color: var(--green); }
.lesson-step-sep    { color: var(--gray-bdr); font-size: 0.9rem; }

/* ── Rule page (step 0) ────────────────────────────── */
.rule-page {
    background: white;
    border-radius: 16px; overflow: hidden;
    box-shadow: 0 4px 20px rgba(59,130,246,0.1);
}
.rule-page.rule-page-img {
    background: transparent;
    box-shadow: none;
    border-radius: 0;
    overflow: visible;
}
.rule-page.rule-page-img .rule-page-body {
    padding: 0;
}
.rule-page-header {
    background: linear-gradient(135deg, var(--navy) 0%, #1e40af 100%);
    color: white; padding: 1.6rem 1.75rem;
}
.rule-page-title   { font-size: 1.35rem; font-weight: 700; margin-bottom: 0.4rem; }
.rule-page-summary { font-size: 0.88rem; opacity: 0.8; line-height: 1.5; }
.rule-page-body    { padding: 1.5rem 1.75rem; }

.rule-points-list  { list-style: none; display: flex; flex-direction: column; gap: 0.75rem; }
.rule-points-list li {
    padding-right: 1.2rem; position: relative;
    font-size: 0.92rem; line-height: 1.6;
}
.rule-points-list li::before {
    content: '◉'; color: var(--blue); font-size: 0.55rem;
    position: absolute; right: 0; top: 0.45rem;
}

/* ── Grammar comparison table ──────────────────────── */
.rule-table {
    width: 100%; border-collapse: collapse;
    margin-top: 1.35rem; border-radius: 8px; overflow: hidden;
    border: 1px solid #bfdbfe;
}
.rule-table th {
    background: var(--navy); color: white;
    padding: 0.65rem 0.9rem; font-size: 0.8rem;
    font-weight: 600; text-align: right;
}
.rule-table td {
    padding: 0.7rem 0.9rem; border-bottom: 1px solid #dbeafe;
    font-size: 0.88rem; vertical-align: middle;
}
.rule-table tr:last-child td { border-bottom: none; }
.rule-table tr:nth-child(even) td { background: #eff6ff; }
.cell-ltr { direction: ltr; text-align: left; font-family: 'Courier New', monospace; }

/* ── Rule sections with colored headers (Do/Does style) ─ */
.rule-section { margin-bottom: 1.1rem; border-radius: 10px; overflow: hidden; border: 1.5px solid; }
.rule-section.rs-question { border-color: #93c5fd; }
.rule-section.rs-negative  { border-color: #fca5a5; }
.rule-section-head {
    padding: 0.6rem 1rem; font-weight: 700; font-size: 0.9rem;
    display: flex; align-items: center; gap: 0.5rem;
}
.rule-section-head.rs-question { background: #dbeafe; color: #1e3a8a; }
.rule-section-head.rs-negative  { background: #fee2e2; color: #991b1b; }
.rule-section .rule-table { margin: 0; border-radius: 0; border: none; border-top: 1px solid #e2e8f0; }
.rule-note {
    background: #fffbeb; border: 1.5px solid #fde68a;
    border-radius: 9px; padding: 0.7rem 1rem;
    margin-top: 1rem; font-size: 0.86rem; line-height: 1.65; color: #78350f;
}

/* ── Lesson nav buttons ────────────────────────────── */
.lesson-nav {
    display: flex; gap: 0.65rem; justify-content: space-between;
    align-items: center; margin-top: 1.5rem;
}
.lesson-nav-center { justify-content: center; }

/* ── Practice choice buttons ───────────────────────── */
.practice-options {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 0.85rem; margin-top: 1.75rem;
}

.practice-opt-btn {
    display: flex; flex-direction: column; align-items: center; gap: 0.45rem;
    padding: 1.35rem 1rem; border-radius: 14px;
    border: 2px solid; cursor: pointer; font-family: var(--font);
    transition: transform 0.15s, box-shadow 0.15s;
    text-align: center;
}
.practice-opt-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 18px rgba(0,0,0,0.12);
}
.practice-opt-btn.grammar-btn {
    background: var(--blue); color: white; border-color: var(--blue);
}
.practice-opt-btn.vocab-btn {
    background: white; color: var(--text); border-color: var(--gray-bdr);
}
.practice-opt-icon  { font-size: 1.6rem; }
.practice-opt-title { font-weight: 700; font-size: 0.95rem; }
.practice-opt-desc  { font-size: 0.75rem; opacity: 0.72; }

@media (max-width: 720px) {
    .stages-grid { grid-template-columns: 1fr; }
    .home-hero h1 { font-size: 2.4rem; }
}

@media (max-width: 420px) {
    .practice-options { grid-template-columns: 1fr; }
}

/* ── City map (grammar stages) ──────────────────────── */
.city-map-wrap {
    position: relative;
    width: 100%;
    max-width: 860px;
    margin: 1rem auto 0;
}
.city-map-img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.12);
}
.city-area {
    position: absolute;
    background: transparent;
    border: none;
    cursor: pointer;
    border-radius: 10px;
    transition: background 0.15s, box-shadow 0.15s;
    padding: 0;
}
.city-area:hover {
    background: rgba(59,130,246,0.15);
    box-shadow: inset 0 0 0 3px rgba(59,130,246,0.55);
}
.city-done-badge {
    position: absolute;
    top: 22%;
    left: 50%;
    transform: translateX(-50%);
    background: #fbbf24;
    color: #1a1a1a;
    border-radius: 20px;
    padding: 4px 12px;
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 1rem;
    font-weight: 900;
    white-space: nowrap;
    box-shadow: 0 3px 8px rgba(0,0,0,0.35);
    font-family: var(--font);
    pointer-events: none;
}

/* ── Match exercise (Present vs Past) ───────────────── */
.match-instructions {
    font-size: 0.84rem; color: var(--gray-txt);
    text-align: center; margin-bottom: 1.25rem; line-height: 1.5;
}
.match-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 0.5rem; }
.match-col  { display: flex; flex-direction: column; gap: 0.6rem; }
.match-col-label {
    font-weight: 800; font-size: 0.7rem; color: var(--gray-txt);
    text-align: center; margin-bottom: 0.3rem;
    text-transform: uppercase; letter-spacing: 1px;
}
.match-item {
    border: 2px solid var(--gray-bdr); border-radius: 12px;
    padding: 0.75rem 1rem; font-size: 0.9rem; font-weight: 600; line-height: 1.3;
    cursor: pointer; transition: all 0.15s; background: white;
    min-height: 3rem; display: flex; align-items: center; justify-content: center;
    text-align: center; box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}
.match-item:hover:not(.matched) { border-color: var(--blue); background: #eff6ff; transform: translateY(-1px); box-shadow: 0 3px 10px rgba(59,130,246,0.15); }
.match-item.selected { border-color: var(--blue); background: var(--blue); color: white; box-shadow: 0 4px 14px rgba(59,130,246,0.35); }
.match-item.wrong    { border-color: #ef4444 !important; background: #fee2e2 !important; color: #991b1b !important; box-shadow: none !important; }
.match-item.matched  { border-color: var(--green); background: var(--green-bg); color: var(--green); cursor: default; box-shadow: none; transform: none; }
.match-score {
    padding: 0.85rem 1rem; border-radius: 12px;
    font-weight: 700; font-size: 1rem; text-align: center;
}
.match-score.good { background: var(--green-bg); color: var(--green); }
.match-score.ok   { background: #fffbeb; color: #92400e; }
.match-instructions { text-align: center; color: var(--gray-txt); font-size: 0.82rem; margin: 0.3rem 0 0.9rem; }
.practice-opt-btn.sort-btn { background: #f0fdf4; color: var(--text); border-color: var(--green); }
@media (max-width: 480px) {
    .match-grid { grid-template-columns: 1fr; }
    .match-item { font-size: 0.84rem; }
}

/* ═══ Vocab Quiz — compact mobile ══════════════════════════ */
@media (max-width: 600px) {
    #viewVocabQuiz.reading-wrap { padding-top: 0.6rem; padding-bottom: 1rem; }
    #viewVocabQuiz .stage-label { font-size: 0.75rem; margin-bottom: 0.3rem; }
    #viewVocabQuiz .progress-row { margin-bottom: 0.4rem; }
    #viewVocabQuiz .quiz-card { padding: 0.6rem 0.5rem; }
    #viewVocabQuiz .quiz-prompt { font-size: 0.95rem; margin-bottom: 0.5rem; }
    #viewVocabQuiz .quiz-en { margin-bottom: 0.4rem; }
    #viewVocabQuiz .btn-listen-quiz { margin-bottom: 0.75rem; }
    #viewVocabQuiz .quiz-input-wrap { margin-bottom: 0.5rem; }
    #viewVocabQuiz .quiz-feedback { min-height: 1.4rem; margin-bottom: 0.5rem; font-size: 1rem; }
}

/* ═══ Phrase Quiz ════════════════════════════════════════════ */
.pq-row { display:flex; align-items:center; gap:0.75rem; margin-bottom:0.9rem; direction:ltr; }
.pq-en  { flex:0 0 auto; min-width:9rem; font-weight:700; font-size:0.95rem; color:#1e3a5f; direction:ltr; }
.pq-input-wrap { flex:1; display:flex; align-items:center; gap:0.4rem; flex-direction:row-reverse; }
.pq-input { flex:1; padding:0.45rem 0.7rem; border:2px solid #cbd5e1; border-radius:0; font-size:0.95rem; font-family:inherit; background:#f8fafc; color:#1e293b; outline:none; transition:border-color 0.15s; }
.pq-input:focus { border-color:#3b6fd4; background:#fff; }
.pq-input.pq-correct { border-color:#16a34a; background:#f0fdf4; }
.pq-input.pq-wrong   { border-color:#dc2626; background:#fef2f2; }
.pq-icon { font-size:1.1rem; font-weight:700; min-width:1.2rem; text-align:center; }
.pq-icon.ok  { color:#16a34a; }
.pq-icon.err { color:#dc2626; }

/* ═══ Drag Match — Cloud & Sun ══════════════════════════════ */
.dm-header { text-align: center; margin-bottom: 1.4rem; }
.dm-instr { font-size: 0.78rem; font-weight: 600; color: #6b7280; margin: 0.3rem 0 0; letter-spacing: 0.02em; }

.dm-rows {
    display: flex; flex-direction: column;
    gap: 1.6rem; margin-bottom: 1.5rem;
    padding-top: 28px;
    overflow: visible;
}
.dm-row {
    display: grid;
    grid-template-columns: 90px 1fr 1.8rem;
    align-items: center;
    gap: 0.75rem;
    overflow: visible;
}

/* ── SUN (English card) ──────────────────────────────────── */
.dm-en {
    position: relative; z-index: 1;
    width: 90px; height: 90px;
    flex-shrink: 0; justify-self: center;
    border-radius: 50%;
    background: radial-gradient(circle at 38% 32%, #FFFCB0 0%, #FFD700 42%, #FFA500 72%, #FF6800 100%);
    display: flex; align-items: center; justify-content: center;
    font-weight: 800; font-size: 0.74rem;
    color: #5a1e00; text-align: center; direction: ltr; line-height: 1.2;
    padding: 6px; border: none;
    box-shadow: 0 0 0 5px rgba(255,210,0,0.22), 0 0 22px rgba(255,155,0,0.32), 0 4px 14px rgba(200,80,0,0.2);
}
.dm-en::before {
    content: '';
    position: absolute; z-index: -1;
    width: 140%; height: 140%; border-radius: 50%;
    pointer-events: none;
    background: conic-gradient(
        rgba(255,215,0,0.72) 0deg,   transparent 18deg,
        rgba(255,215,0,0.72) 26deg,  transparent 44deg,
        rgba(255,215,0,0.72) 52deg,  transparent 70deg,
        rgba(255,215,0,0.72) 78deg,  transparent 96deg,
        rgba(255,215,0,0.72) 104deg, transparent 122deg,
        rgba(255,215,0,0.72) 130deg, transparent 148deg,
        rgba(255,215,0,0.72) 156deg, transparent 174deg,
        rgba(255,215,0,0.72) 182deg, transparent 200deg,
        rgba(255,215,0,0.72) 208deg, transparent 226deg,
        rgba(255,215,0,0.72) 234deg, transparent 252deg,
        rgba(255,215,0,0.72) 260deg, transparent 278deg,
        rgba(255,215,0,0.72) 286deg, transparent 304deg,
        rgba(255,215,0,0.72) 312deg, transparent 330deg,
        rgba(255,215,0,0.72) 338deg, transparent 356deg,
        rgba(255,215,0,0.72) 360deg
    );
    animation: sunSpin 24s linear infinite;
}
@keyframes sunSpin { to { transform: rotate(360deg); } }

/* ── CLOUD SLOT ──────────────────────────────────────────── */
.dm-slot {
    position: relative; overflow: visible;
    min-height: 52px;
    border: 2.5px dashed #a8c8ea;
    background: rgba(210,230,255,0.35);
    border-radius: 30px;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    font-weight: 700; font-size: 0.88rem; color: #1e3a5f;
    padding: 10px 18px;
    transition: border-color 0.18s, background 0.18s, box-shadow 0.18s;
}
.dm-slot::before {
    content: ''; position: absolute;
    left: 14%; top: -16px;
    width: 36%; height: 33px;
    background: rgba(210,230,255,0.45);
    border: 2.5px dashed #a8c8ea;
    border-bottom: none;
    border-radius: 50%;
    transition: inherit;
}
.dm-slot::after {
    content: ''; position: absolute;
    left: 38%; top: -23px;
    width: 46%; height: 44px;
    background: rgba(210,230,255,0.45);
    border: 2.5px dashed #a8c8ea;
    border-bottom: none;
    border-radius: 50%;
    transition: inherit;
}
.dm-slot.ready { border-color: #6b9de8; background: rgba(210,230,255,0.65); box-shadow: 0 0 0 3px rgba(107,157,232,0.2); }
.dm-slot.ready::before, .dm-slot.ready::after { border-color: #6b9de8; background: rgba(210,230,255,0.7); border-bottom: none; }
.dm-slot.over  { border-style: solid; border-color: #4f6dd8; background: rgba(200,220,255,0.8); }
.dm-slot.over::before, .dm-slot.over::after  { border-style: solid; border-color: #4f6dd8; background: rgba(200,220,255,0.8); border-bottom: none; }
.dm-slot.filled { border-style: solid; border-color: #60a5fa; background: white; }
.dm-slot.filled::before, .dm-slot.filled::after { border-style: solid; border-color: #60a5fa; background: white; border-bottom: none; }
.dm-slot.correct { border-style: solid; border-color: #22c55e; background: #f0fdf4; cursor: default; box-shadow: 0 0 0 3px rgba(34,197,94,0.15); }
.dm-slot.correct::before, .dm-slot.correct::after { border-style: solid; border-color: #22c55e; background: #f0fdf4; border-bottom: none; }
.dm-slot.wrong { border-style: solid; border-color: #f87171; background: #fff5f5; animation: dmShake 0.5s cubic-bezier(.36,.07,.19,.97); }
.dm-slot.wrong::before, .dm-slot.wrong::after { border-style: solid; border-color: #f87171; background: #fff5f5; border-bottom: none; }

@keyframes dmShake {
    0%,100% { transform: translateX(0); }
    20%      { transform: translateX(-7px); }
    50%      { transform: translateX(7px); }
    75%      { transform: translateX(-4px); }
}
.dm-placed-word { pointer-events: none; }

/* ── ICON ────────────────────────────────────────────────── */
.dm-icon { display: flex; align-items: center; justify-content: center; width: 1.8rem; font-size: 1.1rem; font-weight: 900; }
.dm-icon.ok  { color: #16a34a; }
.dm-icon.err { color: #f43f5e; }

/* ── SKY POOL + CLOUD CHIPS ──────────────────────────────── */
.dm-pool-wrap {
    background: linear-gradient(180deg, #7ab8e8 0%, #a8d4f0 40%, #c8e8f8 100%);
    border: none; border-radius: 0;
    padding: 32px 0.85rem 1.2rem;
    min-height: 5.5rem;
    overflow: visible;
}
.dm-pool { display: flex; flex-wrap: wrap; gap: 0.5rem 1rem; justify-content: center; overflow: visible; }

.dm-chip {
    position: relative;
    display: inline-flex; align-items: center; justify-content: center;
    background: white; border: none; border-radius: 28px;
    padding: 10px 22px;
    margin-top: 24px;
    min-width: 88px;
    color: #1e3a5f;
    font-weight: 800; font-size: 0.88rem;
    cursor: grab; user-select: none;
    filter: drop-shadow(0 5px 10px rgba(50,90,160,0.22));
    transition: filter 0.15s, transform 0.15s cubic-bezier(0.34,1.5,0.64,1);
}
.dm-chip::before {
    content: ''; position: absolute;
    left: 15%; top: -18px;
    width: 36%; height: 34px;
    background: white; border-radius: 50%;
}
.dm-chip::after {
    content: ''; position: absolute;
    left: 38%; top: -24px;
    width: 47%; height: 45px;
    background: white; border-radius: 50%;
}
.dm-chip:hover { transform: translateY(-5px); filter: drop-shadow(0 12px 20px rgba(50,90,160,0.3)); }
.dm-chip.sel {
    background: #3b6fd4; color: white;
    transform: translateY(-7px) scale(1.09);
    filter: drop-shadow(0 16px 28px rgba(59,111,212,0.48));
    cursor: grabbing;
}
.dm-chip.sel::before, .dm-chip.sel::after { background: #3b6fd4; }
.dm-chip.dragging { opacity: 0.2; }

/* ── SUCCESS ─────────────────────────────────────────────── */
.dm-success {
    margin-top: 1.3rem; padding: 0.9rem 1rem;
    font-weight: 800; font-size: 1rem; text-align: center;
    background: linear-gradient(135deg, #ecfdf5, #d1fae5);
    color: #065f46; border-right: 4px solid #22c55e;
}
@media (max-width: 480px) {
    .dm-row { grid-template-columns: 75px 1fr 1.8rem; gap: 0.5rem; }
    .dm-en  { width: 75px; height: 75px; font-size: 0.68rem; }
    .dm-chip, .dm-slot { font-size: 0.82rem; }
}

/* ════════════════════════════════════════════════════════════════
   User system — navbar, modal, progress
   ════════════════════════════════════════════════════════════════ */

/* ── User area in toolbar ─────────────────────────────── */
.toolbar-nav {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0.3rem;
    position: relative;
}

/* ── Nav icon buttons (menu / home) ──────────────────── */
.nav-icon-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.3rem;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s;
    text-decoration: none;
}
.nav-icon-btn:hover { background: rgba(255,255,255,0.13); }

.nav-icon-img {
    width: 26px;
    height: 26px;
    object-fit: contain;
    display: block;
    filter: brightness(0) invert(1);
}

/* ── Nav menu dropdown ────────────────────────────────── */
.nav-menu-wrap { position: relative; }

.nav-menu-panel {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: white;
    border-radius: 12px;
    min-width: 140px;
    box-shadow: 0 8px 28px rgba(0,0,0,0.18);
    z-index: 600;
    overflow: hidden;
    border: 1px solid var(--gray-bdr);
}
.nav-menu-panel.open { display: block; }

.nav-menu-panel a.nav-menu-item {
    display: block;
    padding: 0.7rem 1.1rem;
    color: var(--navy);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: background 0.13s;
    border-bottom: 1px solid var(--gray-bdr);
}
.nav-menu-panel a.nav-menu-item:last-child { border-bottom: none; }
.nav-menu-panel a.nav-menu-item:hover { background: #f0f4ff; }

.u-login-btn {
    background: transparent; border: 1.5px solid rgba(255,255,255,0.45);
    color: rgba(255,255,255,0.9); border-radius: 20px;
    padding: 0.28rem 0.85rem; font-size: 0.8rem; font-weight: 600;
    cursor: pointer; font-family: var(--font); transition: background 0.15s;
    white-space: nowrap;
}
.u-login-btn:hover { background: rgba(255,255,255,0.12); }

.u-chip {
    display: flex; align-items: center; gap: 0.4rem;
    cursor: pointer; padding: 0.22rem 0.6rem 0.22rem 0.3rem;
    border-radius: 20px; transition: background 0.15s; user-select: none;
}
.u-chip:hover { background: rgba(255,255,255,0.12); }

.u-av-sm {
    width: 46px; height: 46px; border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 1.5rem; flex-shrink: 0;
}
.u-chip-name { color: white; font-size: 0.82rem; font-weight: 600; max-width: 90px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.u-chip-arr  { color: rgba(255,255,255,0.6); font-size: 0.6rem; }

/* ── User dropdown menu ───────────────────────────────── */
.u-menu {
    position: absolute; top: calc(100% + 6px); left: 0;
    background: white; border-radius: 0; min-width: 210px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.18); z-index: 500;
    overflow: hidden; border: 1px solid var(--gray-bdr);
}
.u-menu-head {
    display: flex; align-items: center; gap: 0.7rem;
    padding: 1rem; background: var(--blue-bg);
    border-bottom: 1px solid #dbeafe;
}
.u-av-lg {
    width: 42px; height: 42px; border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 1.35rem; flex-shrink: 0;
}
.u-menu-uname { font-weight: 700; font-size: 0.92rem; }
.u-menu-sub   { font-size: 0.72rem; color: var(--gray-txt); margin-top: 0.1rem; }
.u-menu-item {
    display: flex; align-items: center; gap: 0.5rem;
    padding: 0.6rem 1rem; font-size: 0.86rem; color: var(--text);
    background: none; border: none; font-family: var(--font);
    cursor: pointer; width: 100%; text-align: right;
    transition: background 0.12s;
}
.u-menu-item:hover { background: var(--gray-bg); }
.u-menu-logout { color: #ef4444; border-top: 1px solid var(--gray-bdr); }

/* ── Login modal ──────────────────────────────────────── */
.u-login-ov {
    position: fixed; inset: 0; background: rgba(0,0,0,0.55);
    display: flex; align-items: center; justify-content: center;
    z-index: 9000; padding: 1rem;
}
.u-login-box {
    background: white; border-radius: 20px;
    padding: 2rem 1.75rem; width: 100%; max-width: 350px;
    position: relative; box-shadow: 0 20px 60px rgba(0,0,0,0.22);
    animation: fadeSlideUp 0.22s ease;
}
@keyframes fadeSlideUp {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}
.u-login-x {
    position: absolute; top: 0.7rem; left: 0.7rem;
    background: var(--gray-bg); border: none; border-radius: 50%;
    width: 28px; height: 28px; font-size: 0.82rem;
    cursor: pointer; color: var(--gray-txt); display: flex; align-items: center; justify-content: center;
}
.u-login-title { font-size: 1.5rem; font-weight: 800; margin-bottom: 0.2rem; }
.u-login-sub   { font-size: 0.84rem; color: var(--gray-txt); margin-bottom: 1.4rem; }
.u-field       { margin-bottom: 1rem; }
.u-label       { display: block; font-size: 0.78rem; font-weight: 700; margin-bottom: 0.3rem; color: var(--navy); }
.u-input {
    border: 1.5px solid var(--gray-bdr); border-radius: 9px;
    padding: 0.52rem 0.8rem; font-size: 0.95rem;
    font-family: var(--font); width: 100%; outline: none;
    box-sizing: border-box; transition: border-color 0.15s;
}
.u-input:focus { border-color: var(--blue); }
.u-age-inp { width: 110px; }
.u-err { color: #ef4444; font-size: 0.8rem; min-height: 1.1rem; margin-bottom: 0.5rem; }
.u-submit-btn { width: 100%; padding: 0.7rem; font-size: 1rem; }

/* Gender toggle */
.gender-btn {
    flex: 1; padding: 0.35rem 0.5rem; border: none; border-radius: 0;
    outline: none; -webkit-appearance: none; appearance: none;
    background: none; font-family: var(--font); font-size: 1.05rem;
    cursor: pointer; font-weight: 700; color: #94a3b8;
    transition: all 0.18s; display: flex; flex-direction: column;
    align-items: center; gap: 0.25rem;
}
.gender-btn:focus { outline: none; }
.gender-btn .gb-wrap {
    width: 2.7rem; height: 2.7rem; border-radius: 50%;
    background: #f1f5f9; display: flex; align-items: center;
    justify-content: center; transition: all 0.18s;
}
.gender-btn .gb-emoji { font-size: 1.55rem; line-height: 1; }
.gender-btn:hover .gb-wrap { background: #e2e8f0; }
.gender-btn:hover { color: #475569; }
.gender-btn.active { color: #2563eb; }
.gender-btn.active .gb-wrap { background: #dbeafe; }

/* ── Kid picker cards ────────────────────────────────── */
.kp-card {
    display: flex; flex-direction: column; align-items: center;
    gap: 0.5rem; padding: 0.9rem 1rem; border-radius: 1rem;
    border: 2px solid #e2e8f0; cursor: pointer; min-width: 90px;
    transition: border-color 0.15s, box-shadow 0.15s;
}
.kp-card:hover { border-color: var(--blue); box-shadow: 0 2px 8px rgba(37,99,235,0.12); }
.kp-card-active { border-color: var(--blue); background: #eff6ff; }
.kp-emoji { width: 2.8rem; height: 2.8rem; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; }
.kp-name { font-weight: 700; font-size: 1.05rem; color: var(--text); font-family: var(--font); text-align: center; }
.kp-age  { display: none; }

/* ── User selection list inside modal ────────────────── */
.u-user-list {
    display: flex; flex-direction: column; gap: 0.45rem;
    margin: 0.85rem 0 0.9rem; max-height: 260px; overflow-y: auto;
}
.u-user-item {
    display: flex; align-items: center; gap: 0.75rem;
    padding: 0.62rem 0.85rem; border: 1.5px solid var(--gray-bdr);
    border-radius: 11px; cursor: pointer;
    transition: border-color 0.15s, background 0.15s;
}
.u-user-item:hover { border-color: var(--blue); background: var(--blue-bg); }
.u-user-item.u-user-current { border-color: var(--blue); background: var(--blue-bg); }
.u-user-item-info { flex: 1; display: flex; flex-direction: column; }
.u-user-item-name { font-weight: 700; font-size: 0.9rem; }
.u-user-item-sub  { font-size: 0.73rem; color: var(--gray-txt); margin-top: 0.05rem; }
.u-user-item-arrow { color: var(--blue); font-size: 0.9rem; }

.u-new-user-btn {
    width: 100%; padding: 0.58rem; margin-top: 0.1rem;
    border: 1.5px dashed var(--gray-bdr); border-radius: 10px;
    background: none; cursor: pointer; font-size: 0.86rem;
    color: var(--gray-txt); font-family: var(--font);
    transition: border-color 0.15s, color 0.15s;
}
.u-new-user-btn:hover { border-color: var(--blue); color: var(--blue); }

.u-form-back {
    display: inline-flex; align-items: center; gap: 0.3rem;
    background: none; border: none; font-family: var(--font);
    cursor: pointer; color: var(--blue); font-size: 0.84rem;
    padding: 0; margin-bottom: 0.85rem; font-weight: 600;
}
.u-form-back:hover { text-decoration: underline; }

/* ── Stage progress badges (grammar stage cards) ──────── */
.stage-prog-row { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-top: 0.45rem; }
.spb {
    display: inline-flex; align-items: center; gap: 0.25rem;
    font-size: 0.68rem; font-weight: 700;
    padding: 0.15rem 0.5rem; border-radius: 12px;
}
.spb-complete { background: var(--green-bg); color: var(--green); }
.spb-started  { background: var(--blue-bg);  color: var(--blue); }
.spb-gram     { background: #f1f5f9; color: var(--navy); }
.spb-vocab    { background: #fef9c3; color: #854d0e; }
.spb-match    { background: #f0fdf4; color: var(--green); }
.spb-read     { background: #cffafe; color: #0e7490; }

/* ── תרגול — סידור מילים ──────────────────────────────── */
.prac-he-sentence {
    font-size: 1.2rem; font-weight: 700;
    text-align: center; direction: rtl;
    color: var(--text);
    margin: 0.5rem 0 1.1rem;
    padding: 0.6rem; background: #f8fafc; border-radius: 8px;
}
.wo-answer-area {
    min-height: 50px;
    border: 2px dashed var(--gray-bdr);
    border-radius: 10px;
    padding: 0.5rem 0.75rem;
    margin-bottom: 0.9rem;
    display: flex; flex-wrap: wrap; gap: 0.4rem;
    align-items: center;
    background: #f8fafc;
    direction: ltr;
}
.wo-empty-hint {
    color: var(--gray-txt); font-size: 0.8rem;
    width: 100%; text-align: center; direction: rtl;
}
.wo-pool {
    display: flex; flex-wrap: wrap; gap: 0.5rem;
    justify-content: center; margin-bottom: 0.75rem;
    direction: ltr;
}
.wo-word {
    background: var(--blue); color: white;
    border: none; border-radius: 8px;
    padding: 0.45rem 0.9rem;
    font-size: 0.88rem; font-weight: 600;
    cursor: pointer; font-family: inherit;
    transition: background 0.12s, transform 0.1s;
}
.wo-word:hover:not(:disabled) { background: #1d4ed8; transform: translateY(-1px); }
.wo-word:disabled { opacity: 0.45; cursor: default; }
.wo-slot {
    background: white; color: var(--blue);
    border: 2px solid var(--blue); border-radius: 8px;
    padding: 0.4rem 0.8rem;
    font-size: 0.88rem; font-weight: 600;
    cursor: pointer; font-family: inherit;
    transition: background 0.12s;
}
.wo-slot:hover:not(:disabled) { background: #eff6ff; }
.wo-slot:disabled { opacity: 0.65; cursor: default; }

/* ── Present Simple visual rule page ─────────────────── */
.ps-wrap { padding: 0.1rem 0 0.5rem; }

.ps-hero {
    text-align: center;
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
    border-radius: 18px;
    padding: 1.8rem 1rem 1.4rem;
    margin-bottom: 1.1rem;
    color: white;
    position: relative;
    overflow: hidden;
}
.ps-hero::before {
    content: '';
    position: absolute; top: -40px; right: -40px;
    width: 140px; height: 140px;
    background: rgba(255,255,255,0.07); border-radius: 50%;
}
.ps-hero-en {
    font-size: clamp(1.8rem, 6vw, 2.6rem);
    font-weight: 900;
    letter-spacing: 4px;
    line-height: 1;
}
.ps-hero-div {
    width: 48px; height: 3px;
    background: rgba(255,255,255,0.4);
    border-radius: 2px;
    margin: 0.7rem auto 0.5rem;
}
.ps-hero-he {
    font-size: 1.35rem; font-weight: 700; opacity: 0.93;
    margin-bottom: 0.55rem;
}
.ps-hero-sub {
    font-size: 0.82rem; opacity: 0.72; line-height: 1.5;
    max-width: 340px; margin: 0 auto;
}

.ps-block {
    border-radius: 14px; margin-bottom: 0.85rem; overflow: hidden; border: 2px solid transparent;
}
.ps-block-blue   { border-color: #3b82f6; }
.ps-block-green  { border-color: #22c55e; }
.ps-block-amber  { border-color: #f59e0b; }
.ps-block-neg    { border-color: #ef4444; }
.ps-block-purple { border-color: #a855f7; }

.ps-bhead {
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    text-align: center;
    padding: 0.85rem 1.1rem; gap: 0.4rem;
}
.ps-block-blue   .ps-bhead { background: #2563eb; }
.ps-block-green  .ps-bhead { background: #16a34a; }
.ps-block-amber  .ps-bhead { background: #d97706; }
.ps-block-neg    .ps-bhead { background: #dc2626; }
.ps-block-purple .ps-bhead { background: #7c3aed; }

.ps-pronouns {
    color: white; font-size: 1.4rem; font-weight: 900;
    letter-spacing: 2px; text-shadow: 0 1px 4px rgba(0,0,0,0.22);
    line-height: 1.15;
}
.ps-rule-tag {
    color: white; font-size: 0.78rem; font-weight: 700;
    background: rgba(255,255,255,0.22);
    padding: 0.2rem 0.75rem; border-radius: 20px; white-space: nowrap;
}

/* +S badge for He/She/It block */
.ps-adds-s {
    display: flex; align-items: center; gap: 0.45rem;
    background: rgba(255,255,255,0.18); border-radius: 20px;
    padding: 0.22rem 0.9rem; margin-top: 0.05rem;
}
.ps-s-letter {
    font-size: 1.15rem; font-weight: 900; color: #fef08a;
    letter-spacing: 0px; line-height: 1;
}
.ps-s-text {
    font-size: 0.8rem; font-weight: 700; color: rgba(255,255,255,0.92);
}

.ps-tbl { width: 100%; border-collapse: collapse; }
.ps-tbl thead th {
    padding: 0.42rem 1.1rem;
    font-size: 0.72rem; font-weight: 800; letter-spacing: 0.7px; text-transform: uppercase;
}
.ps-block-blue   .ps-tbl thead { background: #eff6ff; color: #1d4ed8; }
.ps-block-green  .ps-tbl thead { background: #f0fdf4; color: #15803d; }
.ps-block-neg    .ps-tbl thead { background: #fff1f2; color: #b91c1c; }
.ps-block-purple .ps-tbl thead { background: #faf5ff; color: #6d28d9; }
.ps-tbl tbody td {
    padding: 0.55rem 1.1rem; border-top: 1px solid #f1f5f9; font-size: 0.93rem;
}
.ps-tbl tbody td b { font-size: 1rem; }
.ps-block-blue   .ps-tbl tbody td b { color: #1d4ed8; }
.ps-block-green  .ps-tbl tbody td b { color: #15803d; }
.ps-block-neg    .ps-tbl tbody td b { color: #b91c1c; }
.ps-block-purple .ps-tbl tbody td b { color: #6d28d9; }
.ps-tbl tbody tr:nth-child(even) td { background: #f8fafc; }

.ps-exc-body {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 0.6rem; padding: 0.85rem; background: #f8fafc;
}
.ps-block-amber  .ps-exc-body { background: #fffbeb; }
.ps-block-amber  .ps-exc-card { border-color: #fde68a; }
.ps-block-neg    .ps-exc-body { background: #fff1f2; }
.ps-block-neg    .ps-exc-card { border-color: #fecaca; }
.ps-block-purple .ps-exc-body { background: #faf5ff; }
.ps-block-purple .ps-exc-card { border-color: #e9d5ff; }
.ps-exc-card {
    background: white; border: 1px solid #fde68a;
    border-radius: 9px; padding: 0.55rem 0.8rem;
}
.ps-exc-rule {
    font-size: 0.74rem; font-weight: 700; color: #92400e;
    margin-bottom: 0.2rem; font-family: monospace;
}
.ps-exc-eg { font-size: 0.86rem; color: #78350f; }
.ps-exc-eg b { color: #c2410c; text-decoration: underline; }

.ps-examples {
    background: linear-gradient(135deg, #f0fdf4, #dcfce7);
    border: 1.5px solid #86efac; border-radius: 14px;
    padding: 0.9rem 1.1rem; margin-top: 0.2rem;
}
.ps-eg-title {
    font-weight: 800; font-size: 0.85rem; color: #15803d;
    margin-bottom: 0.65rem; letter-spacing: 0.2px;
}
.ps-eg-row {
    display: flex; align-items: baseline; gap: 0.5rem;
    padding: 0.38rem 0; border-bottom: 1px dashed #a7f3d0;
}
.ps-eg-row:last-child { border-bottom: none; }
.ps-eg-en  { font-size: 0.9rem; color: #1e40af; font-weight: 600; flex: 1; }
.ps-eg-sep { color: #9ca3af; font-size: 0.78rem; }
.ps-eg-he  { font-size: 0.88rem; color: var(--navy); font-weight: 500; white-space: nowrap; }

/* ── Stage slot + inline progress (index.html) ───────── */
.stage-slot { display: flex; flex-direction: column; }
.stage-slot .stage-card { flex: 1; }

.stage-slot.has-prog .stage-card {
    border-radius: 14px 14px 0 0;
    border-bottom-color: transparent;
}

.card-prog {
    background: #eff6ff;
    border: 2px solid var(--gray-bdr);
    border-top: none;
    border-radius: 0 0 14px 14px;
    padding: 0.6rem 1rem 0.65rem;
}

.cp-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 0.38rem;
}

.cp-text { font-size: 0.79rem; font-weight: 600; color: #1e40af; }

.cp-chip, .cp-chip-ok, .cp-chip-green {
    font-size: 0.71rem; font-weight: 700;
    padding: 0.12rem 0.55rem; border-radius: 20px; white-space: nowrap;
}
.cp-chip       { background: #dbeafe; color: #1d4ed8; }
.cp-chip-ok    { background: #fef9c3; color: #854d0e; }
.cp-chip-green { background: var(--green-bg); color: var(--green); }

.cp-bar-track { background: #bfdbfe; border-radius: 10px; height: 5px; overflow: hidden; }
.cp-bar-fill  { background: var(--blue); height: 100%; border-radius: 10px; transition: width 0.6s ease; }
.cp-bar-fill.done { background: var(--green); }

@media (max-width: 480px) {
    .u-chip-name { max-width: 65px; }
}

/* ── הבנת הנקרא — כרטיסיית קריאה ──────────────────────── */
.reading-passage-card {
    background: white; border-radius: 10px;
    border: 1.5px solid #a5f3fc;
    padding: 1.1rem 1.25rem;
    margin-bottom: 1rem;
    line-height: 1.85;
}
.reading-passage-header {
    font-weight: 700; color: #0891b2;
    font-size: 0.85rem; margin-bottom: 0.65rem;
    letter-spacing: 0.03em;
}
.reading-questions {
    background: #f8fafc;
    border-radius: 10px;
    padding: 1rem 1.25rem;
    border: 1.5px solid #e2e8f0;
}
.reading-qs-title {
    font-weight: 700; margin-bottom: 0.6rem;
    color: var(--navy); font-size: 0.92rem;
}
.reading-q {
    padding: 0.45rem 0;
    font-size: 0.93rem;
    border-bottom: 1px solid #e2e8f0;
    direction: rtl;
}
.reading-q:last-child { border-bottom: none; }
.reading-q-text { margin-bottom: 0.35rem; font-size: 0.95rem; font-weight: 600; }
.reading-answer-input {
    width: 100%; box-sizing: border-box;
    border: 1.5px solid #e2e8f0; border-radius: 8px;
    padding: 0.45rem 0.7rem; font-size: 0.9rem;
    font-family: inherit; resize: none; outline: none;
    transition: border-color 0.15s;
}
.reading-answer-input:focus { border-color: #0891b2; }
.reading-answer-input.rd-answered { border-color: #86efac; background: #f0fdf4; }
.reading-answer-reveal {
    margin-top: 0.35rem; padding: 0.4rem 0.7rem;
    background: #f0fdff; border-radius: 6px;
    border-right: 3px solid #0891b2;
    font-size: 0.88rem; color: #0e4d5c;
}
.rdrev-label { font-weight: 700; color: #0891b2; margin-left: 0.3rem; }

.btn-check {
    display: inline-flex; align-items: center; gap: 0.3rem;
    padding: 0.5rem 1.1rem;
    background: #0891b2; color: white;
    border: none; border-radius: 8px;
    font-size: 0.9rem; font-weight: 600; cursor: pointer;
    transition: background 0.15s;
}
.btn-check:hover { background: #0e7490; }

/* ── Next button (image icon + Hebrew text) ── */
.btn-next-img {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.65rem 1.5rem;
    background: var(--blue);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    font-family: var(--font);
    transition: background 0.15s, transform 0.1s;
}
.btn-next-img:hover  { background: var(--blue-dark); }
.btn-next-img:active { transform: scale(0.97); }

.btn-prev-img {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.65rem 1.5rem;
    background: white;
    color: var(--blue);
    border: 2px solid var(--blue);
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    font-family: var(--font);
    transition: background 0.15s, transform 0.1s;
}
.btn-prev-img:hover  { background: var(--blue-bg); }
.btn-prev-img:active { transform: scale(0.97); }

/* ── Play button (image icon) ──────────── */
.play-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    min-width: 46px;
    background: transparent url('images/ui/play.png') center/contain no-repeat;
    border: none;
    box-shadow: none;
    cursor: pointer;
    flex-shrink: 0;
    padding: 0;
    transition: transform 0.1s;
}
.play-btn::before { display: none; }
.play-btn::after  { display: none; }
.play-btn:hover  { transform: scale(1.1); }
.play-btn:active { transform: scale(0.92); }

/* rd-speak-btn: same circle but shows icon character (▶/⏸) as text */
.rd-speak-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    min-width: 46px;
    border-radius: 50%;
    background: radial-gradient(circle at 38% 32%, #FFE85A, #F5A800 60%, #C47C00);
    border: 3.5px solid #2A1000;
    box-shadow: 0 4px 10px rgba(0,0,0,0.35), inset 0 -3px 6px rgba(0,0,0,0.18);
    cursor: pointer;
    position: relative;
    font-size: 1.15rem;
    color: #2A1000;
    padding: 0;
    margin: 0.6rem 0 1rem;
    transition: transform 0.1s;
}
.rd-speak-btn::after {
    content: '';
    position: absolute;
    top: 6px; right: 8px;
    width: 8px; height: 8px;
    background: rgba(255,255,255,0.88);
    border-radius: 50%;
    box-shadow: 4px 2px 0 1.5px rgba(255,255,255,0.42);
}
.rd-speak-btn:hover  { transform: scale(1.1); }
.rd-speak-btn:active { transform: scale(0.92); }

/* ── Fill-blank passage ─────────────────── */
.fb-passage {
    font-size: 1rem;
    line-height: 2;
    background: #f8fafc;
    border-radius: 10px;
    padding: 1rem 1.2rem;
    margin-bottom: 0.8rem;
    text-align: left;
}
.fb-blank {
    display: inline-block;
    min-width: 52px;
    padding: 2px 10px;
    border-radius: 6px;
    font-weight: 700;
    text-align: center;
    margin: 0 3px;
    vertical-align: middle;
}
.fb-active  { background: #dbeafe; border: 2px dashed #2563eb; color: #2563eb; }
.fb-pending { background: #f1f5f9; border: 2px dashed #94a3b8; color: #94a3b8; }
.fb-ok      { background: #dcfce7; border: 2px solid #16a34a;  color: #15803d; }
.fb-err     { background: #fee2e2; border: 2px solid #ef4444;  color: #dc2626; }
.prac-en-sentence {
    font-size: 1.15rem;
    font-weight: 700;
    color: #0f172a;
    text-align: center;
    padding: 0.75rem 1rem;
    background: #f8fafc;
    border-radius: 8px;
    margin-bottom: 0.8rem;
}

/* ── Grammar brick-wall cards ───────────── */
.grammar-card {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 80px;
    border-radius: 13px;
    border: none;
    box-shadow: none;
    cursor: pointer;
    padding: 0.85rem 0.6rem;
    text-align: center;
    transition: transform 0.12s, filter 0.12s;
    position: relative;
    overflow: hidden;
}
/* brick size variation — every other card is taller */
.grammar-card:nth-child(even) { min-height: 96px; }
.grammar-card:hover  { transform: scale(1.045); filter: brightness(1.09); z-index: 1; }
.grammar-card:active { transform: scale(0.96); }

.grammar-card-title {
    font-weight: 800;
    font-size: 0.93rem;
    line-height: 1.35;
    letter-spacing: -0.1px;
}

/* Blue — steps 1-5 */
.grammar-card--blue { background: #1e3a8a; }
.grammar-card--blue .grammar-card-title { color: #fff; }
/* Yellow — steps 6-9 */
.grammar-card--yellow { background: #f59e0b; }
.grammar-card--yellow .grammar-card-title { color: #1c1917; }
/* Purple — steps 10-13 */
.grammar-card--purple { background: #6d28d9; }
.grammar-card--purple .grammar-card-title { color: #fff; }
/* Reading — green */
.grammar-card--reading { background: #059669; }
.grammar-card--reading .grammar-card-title { color: #fff; }

.grammar-card.gc-done { opacity: 0.65; }

/* ── Train preview ──────────────────────── */
#viewStages.reading-wrap {
    max-width: 100%;
    padding-left: 0.5rem;
    padding-right: 0.5rem;
}
.train-preview-wrap {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    direction: ltr;
    width: 100%;
    overflow: visible;
    padding: 20px 0 0;
    margin-bottom: 1.8rem;
}
.tp-loco {
    flex: 0 0 210px;
    width: 210px;
    height: auto;
    object-fit: contain;
    object-position: bottom;
}
.tp-car-wrap {
    flex: 0 0 185px;
    width: 185px;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-left: -14px;
    transition: transform 0.2s ease;
    cursor: pointer;
}
.tp-car-wrap:hover {
    transform: translateY(-10px) scale(1.13);
}
.tp-badge {
    background: linear-gradient(135deg, #ff5f1f, #ffcc00);
    color: #fff;
    font-size: 1.25rem;
    font-weight: 900;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 3px 8px rgba(0,0,0,0.35);
    border: 2px solid #fff;
    margin-bottom: 3px;
    position: relative;
    z-index: 2;
    font-family: Arial, sans-serif;
}
.train-stage-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.4rem 0.8rem 0.6rem;
    white-space: nowrap;
}
.train-stage-nav .back-link {
    font-size: 0.85rem;
    margin: 0;
}
.train-stage-nav #grammarLevelTitle {
    margin: 0;
    font-size: 1.1rem !important;
}
.tp-car-img-wrap {
    position: relative;
    width: 100%;
}
.tp-done-mark {
    position: absolute;
    top: 10px;
    right: 8px;
    background: #16a34a;
    color: white;
    padding: 3px 8px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    gap: 3px;
    font-size: 0.78rem;
    font-weight: 700;
    box-shadow: 0 2px 6px rgba(0,0,0,0.3);
    border: 2px solid white;
    z-index: 3;
    white-space: nowrap;
    font-family: Arial, sans-serif;
}
.tp-car {
    width: 100%;
    height: auto;
    object-fit: contain;
    object-position: bottom;
}
.tp-car-done {
    opacity: 0.72;
}

/* ── Grammar brick wall ─────────────────── */
.brick-group { margin-bottom: 1.6rem; }

.brick-row {
    display: flex;
    gap: 0.65rem;
    margin-bottom: 0.65rem;
}
.brick-row > .grammar-card { flex: 1; }

/* 2 cards in row B sit over the joints between the 3 cards in row A */
.brick-stagger2 {
    padding-right: calc((100% + 0.65rem) / 6);
    padding-left:  calc((100% + 0.65rem) / 6);
}

/* 1 card in row B centered over the middle joint of row A */
.brick-stagger1 {
    padding-right: calc((100% + 0.65rem) / 3);
    padding-left:  calc((100% + 0.65rem) / 3);
}

.brick-row-c { margin-top: 0.25rem; }

@media (max-width: 700px) {
    .brick-stagger2, .brick-stagger1 { padding-right: 0; padding-left: 0; }
    .brick-row { flex-wrap: wrap; }
    .brick-row > .grammar-card { flex: 1 1 calc(50% - 0.4rem); }
}
/* Practice color variants */
.grammar-card--practice-blue   { background: #dbeafe; }
.grammar-card--practice-blue   .grammar-card-title { color: #1e3a8a; }
.grammar-card--practice-yellow { background: #fef3c7; }
.grammar-card--practice-yellow .grammar-card-title { color: #92400e; }
.grammar-card--practice-purple { background: #ede9fe; }
.grammar-card--practice-purple .grammar-card-title { color: #4c1d95; }

/* ══════════════════════════════════════════════════════════════
   GRAMMAR TRAIN LAYOUT v2
══════════════════════════════════════════════════════════════ */

.grammar-trains-wrap {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
    padding: 0.25rem 0 1.5rem;
}

/* One full train — LTR, loco on left */
.train-row {
    display: flex;
    align-items: flex-end;
    direction: ltr;
    overflow-x: auto;
    gap: 0;
    padding-bottom: 2px;
    -webkit-overflow-scrolling: touch;
}

/* Locomotive SVG wrapper */
.t-loco-wrap {
    flex-shrink: 0;
    display: flex;
    align-items: flex-end;
}

/* ── Locomotive image ── */
.t-loco-img {
    height: 155px;
    width: auto;
    display: block;
    flex-shrink: 0;
    margin-right: -12px;
    position: relative;
    z-index: 2;
}

/* ── Car unit ── */
.t-car-unit {
    flex-shrink: 0;
    cursor: pointer;
    transition: transform 0.15s ease;
    user-select: none;
    position: relative;
    margin-right: -12px;
}

.t-car-unit:hover {
    transform: translateY(-8px);
    z-index: 20 !important;
}

.t-car-wrap {
    position: relative;
    display: inline-block;
}

.t-car-img {
    height: 130px;
    width: auto;
    display: block;
}

/* Numbered badge */
.t-car-badge {
    position: absolute;
    top: 8px;
    left: 33%;
    transform: translateX(-50%);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    color: white;
    font-size: 0.75rem;
    font-weight: 900;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3;
    border: 2.5px solid white;
    box-shadow: 0 2px 6px rgba(0,0,0,0.35);
}

/* Text over cream panel */
.t-car-text {
    position: absolute;
    top: 50%;
    left: 3%;
    width: 59%;
    transform: translateY(-50%);
    text-align: center;
    font-size: 0.57rem;
    font-weight: 800;
    color: #1e293b;
    line-height: 1.35;
    direction: rtl;
    z-index: 2;
    pointer-events: none;
}

/* Done state */
.t-car-unit.gc-done .t-car-img { filter: brightness(0.72) saturate(0.5); }

/* ── Site-wide footer (internal pages) ──────────────────── */
.site-footer {
    border-top: 1px solid var(--gray-bdr);
    background: var(--surface);
    padding: 1.2rem 1.5rem 1.5rem;
    margin-top: 2rem;
}
.site-footer-inner {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    text-align: center;
}
.site-footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem 1.4rem;
    justify-content: center;
}
.site-footer-links a {
    color: var(--gray-txt);
    text-decoration: none;
    font-size: 0.82rem;
    transition: color 0.15s;
}
.site-footer-links a:hover { color: var(--blue); text-decoration: underline; }
.site-footer-copy {
    font-size: 0.76rem;
    color: var(--gray-txt);
    opacity: 0.65;
}

/* ── Accessibility widget ────────────────────────────────── */
.a11y-widget {
    position: fixed;
    bottom: 1.4rem;
    left: 1.4rem;
    z-index: 8000;
    direction: rtl;
}
.a11y-toggle-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--blue);
    color: #fff;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0,0,0,0.22);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s;
}
.a11y-toggle-btn:hover { background: var(--blue-dark); }
.a11y-panel {
    display: none;
    position: absolute;
    bottom: 52px;
    left: 0;
    background: #fff;
    border: 1px solid var(--gray-bdr);
    border-radius: 12px;
    padding: 0.75rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    min-width: 175px;
    text-align: right;
}
.a11y-panel.open { display: block; }
.a11y-panel-title {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 0.5rem;
    padding-bottom: 0.35rem;
    border-bottom: 1px solid var(--gray-bdr);
}
.a11y-panel button {
    display: block;
    width: 100%;
    padding: 0.38rem 0.55rem;
    background: none;
    border: none;
    font-size: 0.86rem;
    color: #374151;
    cursor: pointer;
    text-align: right;
    border-radius: 6px;
    font-family: inherit;
    transition: background 0.12s;
    margin-bottom: 0.15rem;
}
.a11y-panel button:hover { background: var(--blue-bg); color: var(--blue); }
.a11y-panel button.active { background: var(--blue-bg); color: var(--blue); font-weight: 700; }

body.a11y-contrast { filter: contrast(1.6); }
body.a11y-links a { text-decoration: underline !important; outline: 1px dashed currentColor; }