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16px;display:flex;overflow-x:auto}.guided-step{color:var(--text-light);white-space:nowrap;align-items:center;gap:6px;font-size:.78rem;font-weight:700;display:flex}.guided-step span{border:1px solid var(--border);background:var(--card);border-radius:50%;place-items:center;width:25px;height:25px;display:grid}.guided-step.is-active span{color:var(--primary);background:#e8f0ff;border-color:#c8d8ff}.guided-step.is-current{color:var(--primary)}.guided-step.is-current span{background:var(--primary);border-color:var(--primary);color:#fff}.guided-card{background:var(--card);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:22px;padding:26px}.guided-card h2{margin:4px 0 9px;font-size:1.5rem}.guided-card>p{color:var(--text-light);line-height:1.6}.guided-intro{min-height:360px}.guided-chips{flex-wrap:wrap;gap:9px;margin:20px 0;display:flex}.guided-chips span{color:var(--primary);background:#eef5ff;border-radius:12px;padding:9px 12px;font-weight:750}.guided-callout{border-left:4px solid var(--primary);background:var(--bg);color:var(--text-light);border-radius:10px;margin:20px 0;padding:14px 16px;line-height:1.5}.guided-callout strong{color:var(--text)}.guided-navigation{border-top:1px solid var(--border);justify-content:space-between;align-items:center;gap:12px;margin-top:28px;padding-top:18px;display:flex}.guided-listen-card{border:1px solid var(--border);background:var(--bg);border-radius:18px;grid-template-columns:1fr auto;align-items:center;gap:8px 14px;margin:20px 0;padding:22px;display:grid}.guided-listen-card strong{font-size:1.35rem}.guided-listen-card span{color:var(--text-light);grid-column:1/-1}.guided-audio{min-width:100px}.guided-grammar-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:20px;display:grid}.guided-grammar-grid article{background:var(--bg);border-radius:16px;padding:18px}.guided-grammar-grid h3{margin:0 0 8px}.guided-grammar-grid p{color:var(--text-light);line-height:1.5}.guided-example{border-top:1px solid var(--border);padding:9px 0}.guided-example strong,.guided-example span{display:block}.guided-example span{color:var(--text-light);font-size:.9rem}.sentence-builder{margin-top:20px}.sentence-answer{border:2px dashed var(--border);border-radius:14px;align-items:center;min-height:58px;margin-bottom:14px;padding:14px 16px;font-size:1.25rem;font-weight:750;display:flex}.sentence-tiles{flex-wrap:wrap;gap:9px;display:flex}.sentence-tiles button{border:1px solid var(--border);background:var(--card);font:inherit;cursor:pointer;border-radius:12px;padding:11px 15px;font-weight:700}.sentence-tiles button:hover:not(:disabled){border-color:var(--primary)}.sentence-tiles button:disabled{opacity:.35;cursor:default}.guided-feedback{min-height:24px;margin:13px 0 8px;font-weight:700}.guided-feedback.is-correct{color:#16834b}.guided-feedback.is-error{color:#b42318}.guided-speak blockquote{background:var(--bg);border-radius:18px;margin:22px 0;padding:24px;font-size:1.45rem;font-weight:750}.dialogue{gap:10px;margin-top:20px;display:grid}.dialogue>div{background:var(--bg);border-radius:15px;padding:15px 17px}.dialogue>div.dialogue-you{background:#eef5ff;border:1px solid #c8d8ff}.dialogue span,.dialogue strong,.dialogue small{display:block}.dialogue span{color:var(--primary);text-transform:uppercase;letter-spacing:.07em;font-size:.72rem;font-weight:800}.dialogue strong{margin:4px 0}.dialogue small{color:var(--text-light)}.guided-finish{text-align:center}.guided-finish-grid{grid-template-columns:repeat(3,1fr);gap:10px;margin:22px 0;display:grid}.guided-finish-grid div{background:var(--bg);border-radius:15px;padding:16px}.guided-finish-grid strong,.guided-finish-grid span{display:block}.guided-finish-grid strong{color:var(--primary);font-size:1.5rem}.guided-finish-grid span{color:var(--text-light);font-size:.85rem}@media (width<=760px){.lesson-shell,.lesson-index{padding:4px 0 34px}.lesson-word-grid,.lesson-grammar-grid,.guided-grammar-grid{grid-template-columns:1fr}.lesson-start,.lesson-complete,.guided-header,.lesson-phrase{flex-direction:column;align-items:flex-start}.lesson-phrase>span{text-align:left}.lesson-complete .btn{width:100%}.guided-card{padding:20px}.guided-navigation{background:var(--card);padding:12px 0;position:sticky;bottom:0}.guided-finish-grid{grid-template-columns:1fr}.guided-progress{padding-bottom:12px}}.placement-shell{max-width:850px;margin:0 auto;padding:8px 0 48px}.placement-hero{border:1px solid var(--border);background:linear-gradient(135deg,#eef5ff,#fff);border-radius:22px;margin-bottom:18px;padding:26px}.placement-kicker{letter-spacing:.09em;color:var(--primary);margin-bottom:5px;font-size:.72rem;font-weight:800;display:block}.placement-hero h1{margin:4px 0 8px}.placement-hero p{color:var(--text-light);max-width:700px}.placement-progress{background:var(--border);border-radius:99px;height:8px;overflow:hidden}.placement-progress span{background:var(--primary);height:100%;transition:width .2s;display:block}.placement-count{color:var(--text-light);font-size:.9rem}.placement-card{background:var(--card);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:18px;padding:24px}.placement-skill{text-transform:capitalize;color:var(--primary);letter-spacing:.06em;font-size:.75rem;font-weight:800}.placement-card h2{margin:7px 0 20px}.placement-options{gap:10px;display:grid}.placement-option{text-align:left;border:1px solid var(--border);background:var(--bg);width:100%;color:inherit;font:inherit;cursor:pointer;border-radius:13px;align-items:center;gap:12px;padding:14px;display:flex}.placement-option:hover,.placement-option.selected{border-color:var(--primary);background:#eef5ff}.placement-option span{background:var(--card);border-radius:9px;place-items:center;width:30px;height:30px;font-weight:800;display:grid}.placement-actions{justify-content:space-between;gap:10px;margin-top:22px;display:flex}.placement-actions button:disabled{opacity:.45;cursor:not-allowed}.placement-level-grid{grid-template-columns:repeat(3,1fr);gap:12px;margin:18px 0;display:grid}.placement-level-card{background:var(--card);border:1px solid var(--border);border-radius:15px;padding:16px}.placement-level-card strong,.placement-level-card span{display:block}.placement-level-card span{margin-top:4px;font-size:1.4rem;font-weight:800}.placement-mini-bar{background:var(--border);border-radius:99px;height:6px;margin-top:9px;overflow:hidden}.placement-mini-bar i{background:var(--primary);height:100%;display:block}.placement-note{color:var(--text-light);font-size:.9rem}.placement-refreshers{border-top:1px dashed var(--border);margin-top:18px;padding-top:18px}.placement-refreshers-title{letter-spacing:.06em;text-transform:uppercase;color:var(--primary);margin:0 0 8px;font-size:.75rem;font-weight:800}.placement-refreshers ul{flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none;display:flex}.placement-refresher{background:var(--bg);border:1px solid var(--border);cursor:pointer;font:inherit;color:inherit;border-radius:99px;padding:8px 14px}.placement-refresher:hover{border-color:var(--primary);background:#eef5ff}.placement-audio{background:var(--primary);color:#fff;border:1px solid var(--primary);cursor:pointer;font:inherit;border-radius:10px;align-items:center;gap:8px;margin-bottom:10px;padding:10px 16px;display:inline-flex}.placement-audio:hover{background:#1e4ec7;border-color:#1e4ec7}.placement-audio-note{color:var(--text-light);margin:0 0 16px;font-size:.85rem}@media (width<=650px){.placement-level-grid{grid-template-columns:1fr}.placement-shell{padding:4px 0 32px}.placement-card,.placement-hero{padding:18px}}