:root {
  --ink: #17223a;
  --muted: #647086;
  --line: #d9e1ea;
  --surface: #ffffff;
  --page: #f3f6f9;
  --blue: #174ea6;
  --teal: #0f8f8a;
  --green: #198754;
  --red: #b42318;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
}

.topbar {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 max(20px, calc((100vw - 1120px) / 2));
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
}

.brand-mark {
  width: 28px;
  height: 28px;
  border: 3px solid var(--teal);
  border-radius: 7px;
  position: relative;
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: 5px;
  border: 2px solid var(--blue);
  border-radius: 3px;
}

.status-pill {
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 11px;
  font-size: 13px;
  background: #fff;
}

.status-pill.ok {
  color: var(--green);
  border-color: rgba(25, 135, 84, 0.28);
}

.status-pill.bad {
  color: var(--red);
  border-color: rgba(180, 35, 24, 0.28);
}

.shell {
  max-width: 1120px;
  margin: 0 auto;
  padding: 42px 20px 56px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: 22px;
}

.workbench,
.results {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.workbench {
  padding: 30px;
}

.results {
  min-height: 540px;
  padding: 22px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 800;
}

h1 {
  margin: 0 0 28px;
  max-width: 640px;
  font-size: 34px;
  line-height: 1.28;
}

.search-form {
  display: grid;
  gap: 16px;
}

label {
  display: block;
  margin: 0 0 7px;
  font-size: 14px;
  font-weight: 800;
}

textarea,
input,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  font: inherit;
  outline: none;
  background: #fff;
}

textarea {
  min-height: 150px;
  resize: vertical;
  padding: 13px 14px;
  line-height: 1.7;
}

.compact-textarea {
  min-height: 104px;
}

input {
  min-height: 44px;
  padding: 0 12px;
}

select {
  min-height: 38px;
  padding: 0 10px;
}

textarea:focus,
input:focus,
select:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(23, 78, 166, 0.12);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.platform-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.platform-option {
  min-height: 58px;
  margin: 0;
  padding: 10px;
  display: grid;
  grid-template-columns: 22px minmax(86px, 1fr) 92px;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfe;
  font-size: 14px;
}

.platform-option input {
  width: 18px;
  min-height: 18px;
  margin: 0;
}

.platform-option span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.primary-button,
.ghost-button,
.download {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 6px;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.primary-button {
  justify-self: start;
  padding: 0 20px;
  border: 0;
  color: #fff;
  background: var(--blue);
}

.primary-button:disabled {
  opacity: 0.62;
  cursor: wait;
}

.button-icon {
  font-size: 20px;
  line-height: 1;
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

h2 {
  margin: 0;
  font-size: 20px;
}

.ghost-button {
  min-width: 72px;
  border: 1px solid var(--line);
  color: var(--ink);
  background: #fff;
}

.zip-note {
  margin: 0 0 14px;
  padding: 12px;
  display: grid;
  gap: 4px;
  border: 1px solid rgba(15, 143, 138, 0.2);
  border-radius: 8px;
  background: rgba(15, 143, 138, 0.06);
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.zip-note strong {
  color: var(--ink);
  font-size: 14px;
}

.record-list {
  display: grid;
  gap: 10px;
}

.empty {
  color: var(--muted);
  padding: 22px 0;
  margin: 0;
}

.record {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: #fbfcfe;
}

.record-status {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  margin-bottom: 8px;
  padding: 0 8px;
  border-radius: 999px;
  color: var(--green);
  background: rgba(25, 135, 84, 0.1);
  font-size: 12px;
  font-weight: 800;
}

.record h3 {
  margin: 0;
  font-size: 16px;
  line-height: 1.45;
}

.record p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}

.record .zip-detail {
  margin-top: 6px;
  color: #4f5b6f;
}

.download {
  min-width: 92px;
  padding: 0 12px;
  border: 1px solid var(--blue);
  color: var(--blue);
  background: #fff;
  font-size: 14px;
}

@media (max-width: 860px) {
  .shell {
    grid-template-columns: 1fr;
  }

  .results {
    min-height: auto;
  }
}

@media (max-width: 560px) {
  .topbar {
    padding: 0 16px;
  }

  .status-pill {
    display: none;
  }

  .shell {
    padding: 26px 14px 42px;
  }

  .workbench,
  .results {
    padding: 18px;
  }

  h1 {
    font-size: 27px;
  }

  .form-grid,
  .platform-grid,
  .record {
    grid-template-columns: 1fr;
  }

  .platform-option {
    grid-template-columns: 22px minmax(0, 1fr) 92px;
  }

  .primary-button,
  .download {
    width: 100%;
  }
}