:root{--green: #2e7d32;--green-deep: #1b4d28;--green-soft: #4caf50;--cream: #f6f1e4;--card: #ffffff;--card-khaki: #efe6cf;--gold: #d4a017;--text: #1b4d28;--text-body: #243024;--muted: #5c665c;--radius: 22px;--radius-btn: 18px;--shadow: 0 8px 16px rgba(27, 94, 32, .14);--title-size: 26px;--body-size: 18px;--btn-height: 64px;--green-soft-bg: #e8f5e9;--orange-soft-bg: #fff4e5}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%}body{background:#d7d2c6;color:var(--text-body);font-family:PingFang SC,Microsoft YaHei,sans-serif;font-size:var(--body-size)}.phone{max-width:480px;min-height:100vh;margin:0 auto;background:var(--cream)}.app-top,.home-top{position:relative;z-index:4;display:flex;align-items:center;min-height:calc(56px + env(safe-area-inset-top));padding:env(safe-area-inset-top) 12px 0 8px;background:var(--green-deep);color:#fff}.app-top-wheat,.home-top-wheat{width:32px;height:32px;object-fit:contain;margin-left:8px}.app-back{position:relative;z-index:5;display:inline-flex;align-items:center;justify-content:flex-start;min-width:90px;min-height:48px;padding:0 8px 0 4px;border:0;background:transparent;color:#fff;font-size:22px;font-weight:700;letter-spacing:.5px;cursor:pointer;-webkit-tap-highlight-color:transparent}.app-back-arrow{font-size:34px;font-weight:400;line-height:1;margin-right:2px;transform:translateY(-1px)}.app-top-title,.home-top-title{position:absolute;left:0;right:0;text-align:center;font-size:20px;font-weight:700;letter-spacing:2px;pointer-events:none;padding:0 108px}.page-wrap{min-height:100vh;background:var(--cream)}.page{min-height:calc(100vh - 56px - env(safe-area-inset-top));padding:20px 20px calc(24px + env(safe-area-inset-bottom))}.home{display:flex;flex-direction:column;justify-content:center}.web-note{text-align:center;color:var(--muted);font-size:16px;margin:0 0 16px}.page-title{font-size:var(--title-size);font-weight:800;line-height:1.4;text-align:center;color:var(--text);margin:0 0 20px}.page-hint{font-size:var(--body-size);color:var(--muted);text-align:center;margin:12px 0 16px}.btn{display:flex;flex-direction:column;align-items:center;justify-content:center;width:100%;min-height:var(--btn-height);border:0;border-radius:var(--radius-btn);padding:14px 16px;margin-bottom:14px;cursor:pointer;font-family:inherit}.btn-icon{font-size:28px;line-height:1;margin-bottom:6px}.btn-text{font-size:22px;font-weight:700;line-height:1.3;text-align:center}.btn-primary,.btn-listen{background:var(--green);color:#fff;box-shadow:var(--shadow)}.btn-secondary,.btn-ghost{background:var(--card);color:var(--green-deep);border:2px solid var(--green-deep)}.btn:disabled{opacity:.45}.reply-card{width:100%;background:var(--green);color:#fff;border:0;border-radius:var(--radius);padding:20px 16px;margin-bottom:20px;text-align:center;box-shadow:var(--shadow)}.reply-title{display:block;font-size:24px;font-weight:700;margin-bottom:6px}.reply-action{display:block;font-size:18px}.history-entry{margin-top:12px;padding:14px;background:var(--card);border-radius:var(--radius);border:0;box-shadow:var(--shadow);text-align:center;position:relative;width:100%}.history-title{display:block;font-size:22px;font-weight:700}.history-hint{display:block;font-size:18px;color:var(--muted);margin-top:4px}.red-dot{position:absolute;top:10px;right:12px;width:14px;height:14px;border-radius:50%;background:#c62828}.status-wait,.msg-ok{font-size:var(--title-size);font-weight:800;text-align:center;color:var(--text);margin:28px 0 12px}.msg-sub{font-size:var(--body-size);text-align:center;color:var(--muted);margin-bottom:28px;line-height:1.5}.status-box{background:var(--green-soft-bg);border-radius:var(--radius);padding:18px 16px;margin-bottom:18px;text-align:center}.status-box-wait{background:var(--orange-soft-bg)}.status-box .page-title,.status-box .msg-ok{margin:0 0 8px}.status-box .msg-sub{margin:0}.hidden-input{display:none}.photo-item{margin:16px 0}.photo{width:100%;height:180px;object-fit:cover;border-radius:var(--radius);background:var(--card-khaki);box-shadow:var(--shadow);cursor:zoom-in}.remove-btn{width:100%;margin-top:8px;min-height:48px;padding:12px;border:2px solid var(--green-deep);border-radius:var(--radius-btn);background:var(--card);color:var(--green-deep);font-size:18px;font-weight:700}.thumbs{display:flex;justify-content:center;margin-bottom:16px;gap:8px}.thumb{width:64px;height:64px;object-fit:cover;border-radius:12px;background:var(--card-khaki);cursor:zoom-in}.mic{width:210px;height:210px;margin:20px auto 8px;border:0;border-radius:50%;background:var(--green);color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;box-shadow:var(--shadow);touch-action:none;-webkit-user-select:none;user-select:none}.mic-on{background:var(--green-deep);transform:scale(1.04)}.mic-icon{font-size:48px;margin-bottom:8px}.mic-text{font-size:20px;font-weight:700}.dev-mock{display:block;margin:16px 0 0;padding:14px;border:2px dashed var(--gold);background:var(--card-khaki);border-radius:var(--radius-btn);text-align:center;font-size:16px;color:var(--text);cursor:pointer}.dev-mock-tag{display:block;font-size:14px;font-weight:700;color:#8a6a12;margin-bottom:4px}.done-title{text-align:center;font-size:var(--title-size);font-weight:800;color:var(--text);margin:12px 0 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16px;border:0;border-radius:var(--radius);background:var(--card);box-shadow:var(--shadow);color:var(--text);font-family:inherit;font-size:24px;font-weight:800;cursor:pointer;text-align:left}.mine-q-chevron{font-size:30px;font-weight:400;color:var(--muted);line-height:1;transform:rotate(0);transition:transform .15s ease}.mine-q-chevron.open{transform:rotate(90deg)}.mine-q-body{background:var(--card);border-radius:var(--radius);padding:14px;box-shadow:var(--shadow)}.mine-q-open{margin-top:0}.mine-q-photos{display:flex;flex-direction:column;gap:8px;margin-bottom:8px}.mine-q-body .photo{height:140px;margin:0}.teacher-card{background:var(--card);border-radius:var(--radius);padding:18px 16px 16px;box-shadow:var(--shadow);margin-bottom:0}.teacher-kicker{margin:0 0 14px;font-size:18px;font-weight:700;color:var(--text)}.listen-row{display:flex;align-items:center;gap:16px;width:100%;min-height:72px;padding:8px 4px;border:0;border-radius:0;background:transparent;color:var(--text);font-family:inherit;cursor:pointer;text-align:left}.listen-play{width:64px;height:64px;border-radius:50%;background:var(--green);color:#fff;display:flex;align-items:center;justify-content:center;font-size:30px;flex-shrink:0;box-shadow:var(--shadow)}.listen-label{font-size:22px;font-weight:800;color:var(--green-deep)}.teacher-text{margin:14px 0 0;font-size:22px;line-height:1.7;color:var(--text-body)}.reply-actions{margin-top:28px}.reply-page .btn{margin-bottom:10px}.reply-page .status-box{margin-bottom:0;padding:16px}.reply-page .status-box .msg-sub{margin:0;font-size:18px}.lightbox{position:fixed;top:0;right:0;bottom:0;left:0;background:#1b4d28c7;display:flex;align-items:center;justify-content:center;z-index:30;cursor:zoom-out;padding:16px}.lightbox 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img{width:22px;height:22px;object-fit:contain}.home-card{position:relative;display:flex;align-items:center;gap:14px;width:100%;min-height:104px;margin-bottom:16px;padding:16px 18px;border-radius:var(--radius);text-align:left;cursor:pointer}.home-card img{width:68px;height:68px;object-fit:contain;flex-shrink:0}.home-card-title{font-size:28px;font-weight:800;line-height:1.25;flex:1;text-align:left}.home-card-photo{border:0;color:#fff;background:linear-gradient(180deg,var(--green-soft) 0%,var(--green) 100%);box-shadow:var(--shadow)}.home-card-photo .home-card-title{color:#fff}.home-card-call{background:var(--card);color:var(--green-deep);border:2px solid var(--green-deep)}.home-card-history{background:var(--card-khaki);color:var(--green-deep);border:0}.home-chevron{width:18px!important;height:18px!important;margin-left:auto;opacity:.55}.home-badge{margin-left:auto;min-width:32px;height:32px;padding:0 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