/* EnglishGate B2 Lesson 1 — conversation microflow v1 */
.b2-microflow{--m-ink:#0f172a;--m-muted:#64748b;--m-line:#dbe4ee;--m-blue:#2563eb;--m-soft:#f8fafc;max-width:900px;margin:0 auto;padding:0 0 40px;color:var(--m-ink)}
.b2-microflow .micro-top{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:14px;margin:0 0 12px;padding:4px 0}
.b2-microflow .micro-title{display:grid;gap:2px;text-align:center}.b2-microflow .micro-title small{color:var(--m-muted);font-size:.72rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.b2-microflow .micro-title strong{font-size:.98rem}
.b2-microflow .micro-preview{justify-self:end;padding:6px 10px;border:1px solid var(--m-line);border-radius:999px;color:var(--m-muted);font-size:.72rem;font-weight:800}
.b2-microflow .micro-progress{height:7px;overflow:hidden;border-radius:999px;background:#e7edf5;margin-bottom:22px}.b2-microflow .micro-progress span{display:block;height:100%;border-radius:inherit;background:var(--m-blue);transition:width .25s ease}
.b2-microflow .micro-stage{display:grid;gap:20px;max-width:760px;margin:0 auto}
.b2-microflow .micro-meta{display:none}
.b2-microflow .micro-scene{display:grid;gap:10px}
.b2-microflow .micro-turn{display:flex;align-items:flex-start;gap:11px}.b2-microflow .micro-turn.is-you{flex-direction:row-reverse}.b2-microflow .micro-turn>div{max-width:min(640px,86%);padding:13px 15px;border:1px solid var(--m-line);border-radius:17px;background:#fff;box-shadow:0 7px 22px rgba(15,23,42,.045)}.b2-microflow .micro-turn.is-you>div{background:#eff6ff;border-color:#bfd4ff}.b2-microflow .micro-turn small{display:block;margin-bottom:4px;color:var(--m-muted);font-size:.68rem;font-weight:850;letter-spacing:.05em;text-transform:uppercase}.b2-microflow .micro-turn p{margin:0;font-size:1rem;line-height:1.55}
.b2-microflow .micro-avatar{display:grid;place-items:center;flex:0 0 34px;width:34px;height:34px;border-radius:50%;background:#eaf0f8;color:#344765;font-weight:900}.b2-microflow .is-you .micro-avatar{background:#2563eb;color:#fff}
.b2-microflow .micro-prompt{padding-top:2px}.b2-microflow .micro-prompt h1{margin:0;font-size:clamp(1.3rem,3vw,1.8rem);line-height:1.22;letter-spacing:-.02em}.b2-microflow .micro-prompt p{margin:8px 0 0;color:#526173;line-height:1.55}
.b2-microflow .micro-choices,.b2-microflow .micro-strategies{display:grid;gap:10px}.b2-microflow .micro-choice,.b2-microflow .micro-strategies button{display:grid;grid-template-columns:34px 1fr;align-items:center;gap:11px;width:100%;min-height:58px;padding:11px 13px;border:1px solid var(--m-line);border-radius:14px;background:#fff;color:var(--m-ink);text-align:left;cursor:pointer;transition:.15s ease}.b2-microflow .micro-choice:hover,.b2-microflow .micro-strategies button:hover{border-color:#9ab9ef;transform:translateY(-1px)}.b2-microflow .micro-choice>span{display:grid;place-items:center;width:30px;height:30px;border-radius:9px;background:#eef2f7;color:#526173;font-size:.78rem;font-weight:900}.b2-microflow .micro-choice strong{font-size:.95rem;line-height:1.4}.b2-microflow button.is-selected{border-color:#7aa5ee;background:#eff6ff}
.b2-microflow .micro-strategies button{grid-template-columns:88px 1fr}.b2-microflow .micro-strategies small{display:inline-flex;justify-content:center;padding:6px 8px;border-radius:999px;background:#eef4ff;color:#1f4f9d;font-weight:850}.b2-microflow .micro-strategies strong{font-size:.94rem;line-height:1.42}
.b2-microflow .micro-input{display:grid;gap:9px}.b2-microflow .micro-input textarea,.b2-microflow .micro-input input{box-sizing:border-box;width:100%;padding:14px 15px;border:1px solid #cbd5e1;border-radius:13px;background:#fff;color:var(--m-ink);font:inherit;font-size:16px;line-height:1.5;resize:vertical}.b2-microflow .micro-input textarea:focus,.b2-microflow .micro-input input:focus{outline:3px solid rgba(37,99,235,.12);border-color:#78a3ed}.b2-microflow .micro-mic{justify-self:start}
.b2-microflow .micro-action{display:flex;justify-content:flex-end}.b2-microflow .micro-action button{min-width:132px;min-height:46px}
.b2-microflow .micro-feedback{display:grid;gap:8px;padding:15px 16px;border-radius:14px;border:1px solid}.b2-microflow .micro-feedback.is-good{background:#f0fdf4;border-color:#bbebc8}.b2-microflow .micro-feedback.is-hint{background:#fff8eb;border-color:#f1d398}.b2-microflow .micro-feedback strong{font-size:1rem}.b2-microflow .micro-feedback p{margin:0;color:#475569;line-height:1.5}.b2-microflow .micro-feedback button{justify-self:end;margin-top:3px}
.b2-microflow .micro-builder-answer{min-height:64px;display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:12px;border:2px dashed #cbd5e1;border-radius:14px;background:#fbfdff}.b2-microflow .micro-builder-answer>span{color:#94a3b8}.b2-microflow .micro-builder-answer button,.b2-microflow .micro-wordbank button{padding:9px 11px;border:1px solid #cbd5e1;border-radius:10px;background:#fff;color:#1e293b;font-weight:750;cursor:pointer}.b2-microflow .micro-wordbank{display:flex;flex-wrap:wrap;gap:8px}
.b2-microflow .micro-phone{overflow:hidden;border:1px solid #d9e1eb;border-radius:18px;background:#f7f8fa}.b2-microflow .micro-phone-head{padding:10px 14px;background:#fff;border-bottom:1px solid #e5e7eb;font-size:.76rem;font-weight:850;color:#475569}.b2-microflow .micro-phone .micro-turn{padding:14px}.b2-microflow .micro-share{display:flex;align-items:center;gap:8px;color:#526173;font-size:.88rem}.b2-microflow .micro-counter{justify-self:end;color:var(--m-muted);font-size:.78rem;font-weight:750}
.b2-microflow .micro-complete{display:grid;justify-items:center;gap:12px;padding:42px 28px;border:1px solid var(--m-line);border-radius:22px;background:linear-gradient(180deg,#fff 0%,#f8fbff 100%);text-align:center;box-shadow:0 14px 38px rgba(15,23,42,.06)}.b2-microflow .micro-complete-mark{display:grid;place-items:center;width:56px;height:56px;border-radius:50%;background:#dcfce7;color:#166534;font-size:1.55rem;font-weight:950}.b2-microflow .micro-complete small{color:#526173;font-weight:850;letter-spacing:.08em;text-transform:uppercase}.b2-microflow .micro-complete h1{max-width:680px;margin:0;font-size:clamp(1.45rem,3vw,2rem);line-height:1.25}.b2-microflow .micro-complete>p{max-width:620px;margin:0;color:#526173;line-height:1.55}.b2-microflow .micro-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;width:100%;max-width:560px;margin-top:8px}.b2-microflow .micro-summary div{display:grid;gap:3px;padding:14px;border:1px solid var(--m-line);border-radius:14px;background:#fff}.b2-microflow .micro-summary strong{font-size:1.25rem}.b2-microflow .micro-summary span{color:var(--m-muted);font-size:.75rem}.b2-microflow .micro-finish-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:9px;margin-top:8px}.b2-microflow .micro-save-status{font-size:.82rem}
@media(max-width:700px){.b2-microflow{padding:0 2px 32px}.b2-microflow .micro-top{grid-template-columns:auto 1fr}.b2-microflow .micro-preview{display:none}.b2-microflow .micro-title{text-align:left}.b2-microflow .micro-title strong{font-size:.9rem}.b2-microflow .micro-stage{gap:16px}.b2-microflow .micro-turn>div{max-width:84%}.b2-microflow .micro-choice,.b2-microflow .micro-strategies button{min-height:60px}.b2-microflow .micro-strategies button{grid-template-columns:72px 1fr}.b2-microflow .micro-action button,.b2-microflow .micro-feedback button{width:100%}.b2-microflow .micro-summary{grid-template-columns:1fr}.b2-microflow .micro-complete{padding:30px 18px}.b2-microflow .micro-finish-actions{width:100%}.b2-microflow .micro-finish-actions button{width:100%}}