:root {
  color-scheme: light;
  --background: #f5f1e8;
  --surface: #fffdf8;
  --surface-strong: #ffffff;
  --text: #15251d;
  --muted: #657168;
  --green: #0d5c43;
  --green-dark: #084432;
  --green-soft: #e4f0e9;
  --line: #dfe3dc;
  --danger: #a53a32;
  --danger-soft: #fae9e7;
  --shadow: 0 18px 50px rgba(24, 49, 37, 0.08);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 8% -5%, rgba(13, 92, 67, 0.08), transparent 28rem),
    var(--background);
  color: var(--text);
}

button, input { font: inherit; }

button, a { -webkit-tap-highlight-color: transparent; }

.topbar {
  width: min(1180px, calc(100% - 48px));
  height: 76px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(21, 37, 29, 0.1);
}

.wordmark {
  color: var(--green-dark);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.03em;
  text-decoration: none;
}

.account-area { display: flex; align-items: center; gap: 18px; }
.account-area form { margin: 0; }
.current-user { color: var(--muted); font-size: 14px; font-weight: 600; }

.link-button, .text-action {
  appearance: none;
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--green);
  cursor: pointer;
  font-weight: 700;
}

.link-button:hover, .text-action:hover { color: var(--green-dark); text-decoration: underline; }

.page-shell {
  width: min(1100px, calc(100% - 48px));
  margin: 0 auto;
  padding: 74px 0 90px;
}

.hero-section { max-width: 900px; }
.eyebrow {
  margin: 0 0 14px;
  color: var(--green);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
}

h1, h2, p { margin-top: 0; }
h1 { margin-bottom: 22px; font-size: clamp(42px, 6vw, 72px); line-height: 1.02; letter-spacing: -0.055em; }
h2 { margin-bottom: 12px; font-size: 30px; letter-spacing: -0.035em; }

.hero-copy, .section-heading > p, .admin-heading p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.7;
}

.hero-copy { max-width: 750px; margin-bottom: 34px; }

.search-form {
  display: flex;
  gap: 10px;
  padding: 8px;
  border: 1px solid rgba(13, 92, 67, 0.18);
  border-radius: 22px;
  background: var(--surface-strong);
  box-shadow: var(--shadow);
}

.search-form input {
  min-width: 0;
  flex: 1;
  border: 0;
  outline: 0;
  padding: 17px 18px;
  color: var(--text);
  font-size: 17px;
  background: transparent;
}

.search-form input::placeholder { color: #99a39c; }

.primary-button, .secondary-button {
  border: 0;
  border-radius: 14px;
  padding: 15px 22px;
  cursor: pointer;
  font-weight: 800;
  text-decoration: none;
  transition: transform 120ms ease, background 120ms ease;
}

.primary-button { background: var(--green); color: white; }
.primary-button:hover { background: var(--green-dark); transform: translateY(-1px); }
.primary-button.small { padding: 10px 13px; border-radius: 10px; font-size: 13px; }
.secondary-button { background: var(--green-soft); color: var(--green); }
.secondary-button:hover:not(:disabled) { background: #d4e8dc; transform: translateY(-1px); }
.secondary-button:disabled { cursor: not-allowed; opacity: 0.65; transform: none; }
.full-width { width: 100%; }
.inline-button { display: inline-block; }

.lookup-result, .alert {
  margin-top: 18px;
  padding: 15px 18px;
  border: 1px solid #cddfd5;
  border-radius: 14px;
  background: var(--green-soft);
  color: var(--green-dark);
}

.lookup-result { display: flex; flex-direction: column; gap: 5px; }
.lookup-result.error, .alert-error { border-color: #ecc5c1; background: var(--danger-soft); color: var(--danger); }

.stats-grid { margin: 34px 0 72px; display: grid; grid-template-columns: minmax(220px, 310px); }
.stat-card {
  padding: 24px 26px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 253, 248, 0.72);
}
.stat-card span { display: block; color: var(--muted); font-size: 14px; }
.stat-card strong { display: block; margin-top: 8px; color: var(--green-dark); font-size: 38px; letter-spacing: -0.04em; }

.import-card, .admin-card {
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--surface);
  box-shadow: 0 12px 35px rgba(24, 49, 37, 0.05);
}

.section-heading { max-width: 790px; }
.section-heading.compact h2 { font-size: 25px; }
.upload-zone {
  position: relative;
  margin: 28px 0 18px;
  min-height: 210px;
  border: 1.5px dashed #a7b8ae;
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: #fbfaf5;
  color: var(--muted);
}
.upload-zone strong { color: var(--text); font-size: 18px; }
.upload-zone input { position: absolute; inset: 0; opacity: 0; }
.upload-zone { cursor: pointer; transition: border-color 140ms ease, background 140ms ease; }
.upload-zone.dragging { border-color: var(--green); background: var(--green-soft); }
.upload-limit { margin-top: 5px; font-size: 12px; }
.selected-file {
  margin: -4px 0 16px;
  padding: 14px 16px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: var(--green-soft);
  color: var(--green-dark);
}
.selected-file span { color: var(--muted); font-size: 13px; }
.processing-message { margin-top: 18px; display: flex; align-items: center; gap: 13px; color: var(--green-dark); }
.processing-message div { display: flex; flex-direction: column; gap: 3px; }
.processing-message span { color: var(--muted); font-size: 13px; }
.spinner { width: 24px; height: 24px; border: 3px solid #c8ddd1; border-top-color: var(--green); border-radius: 50%; animation: spin 800ms linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.template-link { color: var(--green); font-size: 14px; font-weight: 800; }
.column-picker { margin-top: 24px; display: flex; align-items: end; gap: 12px; flex-wrap: wrap; }
.column-picker label { width: 100%; }
.column-picker select { min-width: 310px; padding: 13px 14px; border: 1px solid #cfd7d1; border-radius: 12px; background: white; }
.import-results { margin-top: 32px; padding-top: 30px; border-top: 1px solid var(--line); }
.result-heading { display: flex; justify-content: space-between; gap: 20px; align-items: flex-start; }
.result-heading h3 { margin: 0; font-size: 24px; }
.result-grid { margin: 22px 0; display: grid; grid-template-columns: repeat(3, minmax(120px, 1fr)); gap: 12px; }
.result-grid > div { padding: 16px; border-radius: 14px; background: #f5f6f1; }
.result-grid span { display: block; color: var(--muted); font-size: 12px; }
.result-grid strong { display: block; margin-top: 7px; font-size: 25px; color: var(--green-dark); }
.job-status { display: inline-block; padding: 6px 10px; border-radius: 999px; background: #ececea; color: #5d625e; font-size: 11px; font-weight: 900; }
.status-completed { background: var(--green-soft); color: var(--green); }
.status-failed { background: var(--danger-soft); color: var(--danger); }
.status-processing { background: #fff0c9; color: #77560a; }
.zero-result { color: var(--muted); }
.lookup-fields { margin: 8px 0 0; display: grid; gap: 8px; }
.lookup-fields div { display: grid; grid-template-columns: 90px 1fr; gap: 10px; }
.lookup-fields dt { color: var(--muted); }
.lookup-fields dd { margin: 0; font-weight: 700; }
.filename-cell { max-width: 230px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.history-table { min-width: 1180px; }
.upload-icon {
  width: 42px;
  height: 42px;
  margin-bottom: 5px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--green-soft);
  color: var(--green);
  font-size: 27px;
}

.login-shell { min-height: 100vh; display: grid; place-items: center; padding: 42px 20px; }
.login-panel {
  width: min(440px, 100%);
  padding: 42px;
  border: 1px solid var(--line);
  border-radius: 26px;
  background: var(--surface-strong);
  box-shadow: var(--shadow);
}
.login-panel h1 { margin-bottom: 12px; font-size: 38px; }
.brand-mark {
  width: 48px;
  height: 48px;
  margin-bottom: 24px;
  border-radius: 15px;
  display: grid;
  place-items: center;
  background: var(--green);
  color: white;
  font-size: 23px;
  font-weight: 900;
}
.login-intro, .login-footnote { color: var(--muted); line-height: 1.6; }
.login-footnote { margin: 22px 0 0; font-size: 13px; text-align: center; }

.stack-form { display: grid; gap: 10px; margin-top: 24px; }
label { color: var(--text); font-size: 13px; font-weight: 700; }
.stack-form input, .create-user-form input, .reset-details input {
  width: 100%;
  border: 1px solid #cfd7d1;
  border-radius: 12px;
  padding: 13px 14px;
  outline: none;
  background: white;
}
.stack-form input:focus, .create-user-form input:focus, .reset-details input:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(13, 92, 67, 0.1);
}
.stack-form .primary-button { margin-top: 10px; }

.admin-heading { margin-bottom: 34px; }
.admin-heading h1 { font-size: clamp(40px, 5vw, 60px); }
.admin-card + .admin-card { margin-top: 24px; }
.create-user-form { display: grid; grid-template-columns: 1fr 1fr 1fr auto; gap: 14px; align-items: end; }
.create-user-form > div { display: grid; gap: 7px; }
.list-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; }
.count-pill { padding: 8px 12px; border-radius: 999px; background: var(--green-soft); color: var(--green); font-size: 13px; font-weight: 800; white-space: nowrap; }

.table-wrap { margin-top: 22px; overflow-x: auto; }
table { width: 100%; border-collapse: collapse; min-width: 860px; }
th, td { padding: 16px 14px; border-top: 1px solid var(--line); text-align: left; vertical-align: top; }
th { color: var(--muted); font-size: 12px; letter-spacing: 0.05em; text-transform: uppercase; }
td { font-size: 14px; }
.status-badge { display: inline-block; padding: 5px 9px; border-radius: 999px; background: var(--green-soft); color: var(--green); font-size: 12px; font-weight: 800; }
.status-badge.inactive { background: #ececea; color: #6c706c; }
.row-actions { display: flex; align-items: flex-start; gap: 13px; flex-wrap: wrap; }
.row-actions form { margin: 0; }
.text-action { font-size: 13px; }
.text-action.danger { color: var(--danger); }
.reset-details { position: relative; color: var(--green); font-size: 13px; font-weight: 700; }
.reset-details summary { cursor: pointer; }
.reset-details form {
  position: absolute;
  z-index: 3;
  right: 0;
  width: 260px;
  margin-top: 9px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  display: grid;
  gap: 10px;
  background: white;
  box-shadow: var(--shadow);
}
.reset-details label { display: grid; gap: 5px; }
.empty-state { margin-top: 22px; padding: 35px; border-radius: 16px; background: #f6f5ef; color: var(--muted); text-align: center; }

.message-shell { min-height: calc(100vh - 76px); display: grid; place-items: center; }
.message-card { max-width: 620px; text-align: center; }
.message-card h1 { font-size: 48px; }
.message-card p:not(.eyebrow) { color: var(--muted); font-size: 18px; }
.message-card .primary-button { margin-top: 16px; }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

@media (max-width: 900px) {
  .create-user-form { grid-template-columns: 1fr 1fr; }
  .create-user-form .primary-button { min-height: 48px; }
}

@media (max-width: 640px) {
  .topbar, .page-shell { width: min(100% - 28px, 1100px); }
  .page-shell { padding-top: 52px; }
  h1 { font-size: 44px; }
  .search-form { flex-direction: column; border-radius: 18px; }
  .search-button { width: 100%; }
  .stats-grid { margin-bottom: 44px; }
  .import-card, .admin-card, .login-panel { padding: 24px; border-radius: 20px; }
  .create-user-form { grid-template-columns: 1fr; }
  .result-grid { grid-template-columns: repeat(2, minmax(120px, 1fr)); }
  .column-picker select { min-width: 100%; width: 100%; }
  .account-area { gap: 10px; }
  .current-user { max-width: 120px; overflow: hidden; text-overflow: ellipsis; }
}