:root{
  --primary:#e3352c; --primary-dark:#b3000e; --blue:#1b6fe8;
  --bg:#f4f5f7; --card:#fff; --text:#222; --light:#8a8f99; --border:#e5e7eb;
  --green:#18a058; --radius:14px;
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--text);font-size:15px;line-height:1.6}
.hidden{display:none!important}
.wrap{max-width:520px;margin:0 auto;min-height:100vh;background:var(--bg);position:relative}
.topbar{background:linear-gradient(135deg,#e8542c,#b3000e);color:#fff;padding:14px 16px;display:flex;align-items:center;justify-content:space-between;box-shadow:0 2px 8px rgba(0,0,0,.12);position:sticky;top:0;z-index:50}
.topbar .t{font-size:17px;font-weight:700}
.topbar .s{font-size:12px;opacity:.85}
.topbar a{color:#fff;text-decoration:none;font-size:13px;background:rgba(255,255,255,.2);padding:5px 12px;border-radius:16px}
.card{background:var(--card);border-radius:var(--radius);padding:16px;margin:12px;box-shadow:0 1px 4px rgba(0,0,0,.06)}
.card h3{font-size:15px;margin-bottom:10px;display:flex;align-items:center;gap:6px}
.field{margin-bottom:12px}
.field label{display:block;font-size:13px;color:#555;margin-bottom:5px;font-weight:600}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--border);border-radius:10px;padding:11px 12px;font-size:15px;background:#fafafa;outline:none;font-family:inherit}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--primary);background:#fff}
.field textarea{resize:none;min-height:80px}
.btn{display:block;width:100%;border:none;border-radius:12px;padding:14px;font-size:16px;font-weight:700;cursor:pointer;text-align:center;text-decoration:none}
.btn-primary{background:linear-gradient(135deg,#e8542c,#b3000e);color:#fff;box-shadow:0 4px 12px rgba(227,53,44,.3)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:#f1f2f4;color:#555}
.btn-blue{background:var(--blue);color:#fff}
.btn:disabled{opacity:.5}
.scenario{border:2px solid var(--border);border-radius:12px;padding:12px 14px;margin-bottom:10px;cursor:pointer;transition:.15s}
.scenario.sel{border-color:var(--primary);background:#fff7f6}
.scenario .n{font-weight:700;font-size:15px}
.scenario .d{font-size:12.5px;color:var(--light);margin-top:2px}

/* 首页模式入口大按钮 */
.mode-big{display:flex;align-items:center;gap:14px;background:#fff;border-radius:16px;padding:18px 16px;margin-bottom:14px;box-shadow:0 2px 10px rgba(0,0,0,.06);cursor:pointer;transition:.15s;border:2px solid transparent}
.mode-big:active{transform:scale(.98);border-color:var(--primary)}
.mode-big .mb-icon{width:56px;height:56px;border-radius:16px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:28px}
.mode-big .mb-body{flex:1;min-width:0}
.mode-big .mb-title{font-size:17px;font-weight:800;margin-bottom:3px}
.mode-big .mb-desc{font-size:12.5px;color:var(--light);line-height:1.55}
.mode-big .mb-tag{display:inline-block;margin-top:7px;font-size:11px;background:#ffe9e6;color:var(--primary);border-radius:6px;padding:2px 9px}
.mode-big .mb-arrow{font-size:26px;color:#ccc;flex-shrink:0;font-weight:300}

/* 模式大卡片 */
.mode-card{border:2px solid var(--border);border-radius:14px;padding:16px;margin-bottom:12px;cursor:pointer;transition:.15s;display:flex;gap:13px;align-items:flex-start;background:#fff}
.mode-card.sel{border-color:var(--primary);background:#fff7f6;box-shadow:0 3px 10px rgba(227,53,44,.12)}
.mode-card .mi{font-size:30px;line-height:1;flex-shrink:0;width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:#f4f5f7}
.mode-card.sel .mi{background:linear-gradient(135deg,#ff8a7a,#e3352c)}
.mode-card .mn{font-weight:800;font-size:16px;margin-bottom:2px}
.mode-card .md{font-size:12.5px;color:var(--light);line-height:1.55}
.mode-card .mtag{display:inline-block;font-size:11px;background:#eef4ff;color:#1b6fe8;border-radius:5px;padding:1px 7px;margin-left:6px;vertical-align:1px}
.mode-card.sel .mtag{background:#ffe9e6;color:var(--primary)}
.stepper{display:flex;align-items:center;gap:14px;justify-content:center}
.stepper button{width:40px;height:40px;border-radius:50%;border:1px solid var(--border);background:#fff;font-size:20px;font-weight:700;color:var(--primary);cursor:pointer}
.stepper .v{font-size:22px;font-weight:800;min-width:60px;text-align:center}
.stepper .v small{font-size:13px;color:var(--light);font-weight:400}
.toast{position:fixed;left:50%;top:18%;transform:translateX(-50%);background:rgba(0,0,0,.8);color:#fff;padding:10px 18px;border-radius:20px;font-size:14px;z-index:999;max-width:84%;text-align:center}
.banner{background:#fff4e5;border:1px solid #ffd591;color:#ad6800;border-radius:10px;padding:10px 12px;font-size:13px;margin:12px}
.banner a{color:var(--primary);font-weight:700}

/* ===== 通话页 ===== */
.call-page{background:linear-gradient(180deg,#2b0a12 0%,#5a1218 60%,#8a1f24 100%);color:#fff;min-height:100vh;display:flex;flex-direction:column}
.call-head{padding:16px 18px 6px;text-align:center}
.call-head .scene{font-size:15px;font-weight:700}
.call-head .meta{font-size:12.5px;opacity:.8;margin-top:3px}
.call-head .hangup{position:absolute;top:14px;right:16px;background:rgba(255,255,255,.15);border:none;color:#fff;width:34px;height:34px;border-radius:50%;font-size:16px;cursor:pointer}
.chat{flex:1;overflow-y:auto;padding:12px 14px 10px;-webkit-overflow-scrolling:touch}
.bubble{max-width:82%;padding:10px 14px;border-radius:16px;margin-bottom:10px;font-size:14.5px;line-height:1.55;word-break:break-word;position:relative}
.bubble.ai{background:rgba(255,255,255,.14);border-bottom-left-radius:4px;align-self:flex-start;margin-right:auto}
.bubble.me{background:#fff;color:#333;border-bottom-right-radius:4px;margin-left:auto}
.bubble .who{font-size:11px;opacity:.7;margin-bottom:3px;display:block}
.bubble.me .who{color:var(--primary)}
.bubble-row{display:flex;flex-direction:column}
.bubble audio{width:100%;margin-top:6px;height:32px}
.avatar-zone{text-align:center;padding:14px 0 6px}
.avatar{width:96px;height:96px;border-radius:50%;margin:0 auto;background:radial-gradient(circle at 35% 30%,#ff8a7a,#c62828);display:flex;align-items:center;justify-content:center;font-size:44px;position:relative}
.avatar.speaking::before,.avatar.speaking::after{content:"";position:absolute;inset:-8px;border-radius:50%;border:2px solid rgba(255,255,255,.5);animation:pulse 1.6s infinite}
.avatar.speaking::after{animation-delay:.8s}
@keyframes pulse{0%{transform:scale(1);opacity:.8}100%{transform:scale(1.5);opacity:0}}
.avatar.listening{background:radial-gradient(circle at 35% 30%,#7ad0ff,#1565c0)}
.status-line{text-align:center;font-size:13px;opacity:.85;min-height:22px;margin:6px 0}
.mic-zone{padding:10px 0 26px;text-align:center}
.mic-btn{width:78px;height:78px;border-radius:50%;border:none;background:linear-gradient(135deg,#ff5a4d,#c62828);color:#fff;font-size:32px;cursor:pointer;box-shadow:0 8px 24px rgba(0,0,0,.35);position:relative}
.mic-btn.rec{background:linear-gradient(135deg,#4fc3f7,#1565c0);animation:micpulse 1.2s infinite}
@keyframes micpulse{0%,100%{box-shadow:0 0 0 0 rgba(79,195,247,.5)}50%{box-shadow:0 0 0 16px rgba(79,195,247,0)}}
.mic-btn:disabled{opacity:.4;animation:none}
.mic-hint{font-size:12.5px;opacity:.75;margin-top:10px}
.eval-card{background:#fff;color:#333;border-radius:var(--radius);padding:16px;margin:12px}
.score-ring{width:110px;height:110px;border-radius:50%;margin:6px auto 10px;display:flex;flex-direction:column;align-items:center;justify-content:center;font-weight:800;border:8px solid}
.score-ring .num{font-size:32px;line-height:1}
.score-ring .lab{font-size:12px;color:#888;font-weight:400}
.dim{margin-bottom:10px}
.dim .dim-h{display:flex;justify-content:space-between;font-size:13.5px;font-weight:600;margin-bottom:3px}
.dim .dim-bar{height:7px;background:#eee;border-radius:4px;overflow:hidden}
.dim .dim-bar i{display:block;height:100%;background:linear-gradient(90deg,#ff8a65,#e3352c);border-radius:4px}
.dim .dim-c{font-size:12.5px;color:#666;margin-top:3px}
.eval-sec{font-size:13.5px;margin-top:8px}
.eval-sec b{color:var(--primary)}

/* ===== 管理页 ===== */
.tabs{display:flex;background:#fff;position:sticky;top:51px;z-index:40;border-bottom:1px solid var(--border)}
.tabs button{flex:1;border:none;background:none;padding:12px;font-size:14px;font-weight:600;color:#888;cursor:pointer;border-bottom:3px solid transparent}
.tabs button.on{color:var(--primary);border-bottom-color:var(--primary)}
.rec-item{background:#fff;border-radius:12px;padding:13px 14px;margin:10px 12px;box-shadow:0 1px 3px rgba(0,0,0,.05);cursor:pointer}
.rec-item .r1{display:flex;justify-content:space-between;align-items:center}
.rec-item .nm{font-weight:700;font-size:15px}
.rec-item .sc{font-weight:800;font-size:17px}
.rec-item .sc.good{color:var(--green)} .rec-item .sc.mid{color:#e6a23c} .rec-item .sc.bad{color:var(--primary)}
.rec-item .r2{font-size:12.5px;color:var(--light);margin-top:3px}
.rec-item .tag{display:inline-block;background:#f1f2f4;border-radius:6px;padding:1px 7px;font-size:11.5px;margin-right:5px}
.login-box{max-width:360px;margin:60px auto;padding:0 20px}
.detail-bubble{padding:9px 13px;border-radius:12px;margin-bottom:8px;font-size:13.5px}
.detail-bubble.ai{background:#f5f6f8}
.detail-bubble.me{background:#eaf3ff;margin-left:30px}
.detail-bubble audio{width:100%;height:30px;margin-top:5px}