*{box-sizing:border-box} body{margin:0;font-family:"Microsoft JhengHei",Arial,sans-serif;background:#f6f7fb;color:#172033}.app{max-width:1180px;margin:0 auto;padding:22px}.hero{display:flex;justify-content:space-between;align-items:center;background:linear-gradient(135deg,#b91522,#ef3d3d);color:#fff;border-radius:26px;padding:28px;box-shadow:0 18px 40px rgba(185,21,34,.24)}.eyebrow{font-size:14px;opacity:.88;letter-spacing:.08em}.hero h1{margin:6px 0 8px;font-size:34px}.hero p{margin:0;opacity:.92}.admin-link{background:#fff;color:#b91522;padding:12px 16px;border-radius:14px;text-decoration:none;font-weight:700;white-space:nowrap}.search-panel,.quick-panel,.content-grid section,.content-grid aside{background:#fff;border-radius:24px;padding:20px;margin-top:18px;box-shadow:0 10px 30px rgba(25,35,60,.08)}.search-row{display:grid;grid-template-columns:1fr 132px 96px;gap:12px}.search-input{height:72px;border:3px solid #e6e9f2;border-radius:22px;padding:0 22px;font-size:28px;outline:none;font-weight:800}.search-input:focus{border-color:#df2635;box-shadow:0 0 0 5px rgba(223,38,53,.10)}button{font-family:inherit;cursor:pointer}.voice-btn,.clear-btn{border:0;border-radius:20px;font-size:20px;font-weight:900}.voice-btn{background:#172033;color:#fff}.voice-btn.listening{background:#e3342f}.voice-btn:disabled{background:#888}.clear-btn{background:#eef0f6;color:#34405b}.hint,.status{margin-top:10px;color:#667085}.quick-panel h2,.section-title h2{margin:0;font-size:20px}.surname-grid{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.surname-grid button{min-width:58px;height:52px;border:0;border-radius:15px;background:#f2f4f8;font-size:22px;font-weight:900;color:#1d2939}.surname-grid button small{display:block;font-size:11px;color:#8a94a6}.surname-grid button:hover{background:#fee8ea;color:#b91522}.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:18px}.section-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.section-title span,#countBadge{background:#f2f4f8;color:#667085;border-radius:999px;padding:7px 12px;font-size:13px;font-weight:800}.results.empty,.recent-list.empty{color:#8a94a6;background:#fafbfe;border:2px dashed #e4e7ef;border-radius:18px;padding:28px;text-align:center}.student-card{display:grid;grid-template-columns:1fr 140px 150px;gap:14px;align-items:center;padding:16px;border:1px solid #edf0f6;border-radius:22px;margin-bottom:12px;background:#fff}.student-card:hover{border-color:#f2b4ba;box-shadow:0 8px 24px rgba(185,21,34,.10)}.student-name{font-size:30px;font-weight:950;letter-spacing:.04em}.student-meta{color:#798397;margin-top:4px}.class-badge{justify-self:center;background:#fff0f1;color:#b91522;border:2px solid #ffcbd0;border-radius:18px;padding:12px 16px;font-size:26px;font-weight:950;min-width:112px;text-align:center}.notify-btn{height:54px;border:0;border-radius:16px;background:#1f7a4d;color:#fff;font-weight:900;font-size:17px}.notify-btn.done{background:#98a2b3}.notify-btn.fail{background:#b42318}.recent-item{display:grid;grid-template-columns:1fr 70px 48px;gap:8px;align-items:center;padding:12px;border-bottom:1px solid #eef1f6}.recent-item b{font-size:18px}.recent-item span{font-weight:900;color:#b91522}.recent-item em{font-style:normal;color:#667085;font-size:13px}@media(max-width:850px){.app{padding:12px}.hero{display:block;padding:22px}.hero h1{font-size:28px}.admin-link{display:inline-block;margin-top:14px}.search-row{grid-template-columns:1fr 88px;}.clear-btn{grid-column:1/3;height:48px}.search-input{height:66px;font-size:22px}.voice-btn{font-size:16px}.content-grid{grid-template-columns:1fr}.student-card{grid-template-columns:1fr 96px;gap:10px}.notify-btn{grid-column:1/3}.student-name{font-size:28px}.class-badge{font-size:24px;min-width:90px}.surname-grid button{min-width:52px;height:48px}}

@media (max-width: 768px) {
  .app {
    padding: 12px;
  }

  .hero {
    display: block;
    padding: 18px;
  }

  .hero h1 {
    font-size: 28px;
    line-height: 1.2;
  }

  .hero p {
    font-size: 15px;
  }

  .admin-link {
    display: inline-block;
    margin-top: 12px;
  }

  .search-row {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }

  .search-input {
    width: 100%;
    box-sizing: border-box;
    font-size: 22px;
    padding: 16px;
  }

  .voice-btn,
  .clear-btn {
    width: 100%;
    font-size: 20px;
    padding: 14px;
  }

  .surname-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
  }

  .surname-grid button {
    min-height: 58px;
    font-size: 22px;
  }

  .content-grid {
    display: block;
  }

  .student-card {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .student-name {
    font-size: 26px;
  }

  .class-badge {
    font-size: 30px;
    width: 100%;
    text-align: center;
  }

  .notify-btn {
    width: 100%;
    font-size: 20px;
    padding: 14px;
  }

  aside {
    margin-top: 20px;
  }
}

@media (max-width: 420px) {
  .surname-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .hero h1 {
    font-size: 24px;
  }

  .student-name {
    font-size: 24px;
  }
}
#voiceBtn {
  display: none !important;
}