:root {
  --page: #fdfaf5;
  --surface: #ffffff;
  --green: #2e5941;
  --green-dark: #1a3028;
  --green-soft: #e4eee7;
  --gold: #bf964a;
  --gold-dark: #8b682e;
  --text: #1a3028;
  --muted: #6a6a64;
  --border: #d8d0c2;
  --danger: #a53d32;
  --danger-bg: #fff0ed;
}

* { box-sizing: border-box; }

html {
  background: var(--page);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 18px;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--page);
  line-height: 1.55;
  letter-spacing: 0;
}

button, input { font: inherit; letter-spacing: 0; }
button { cursor: pointer; }

.app-shell {
  width: min(100%, 640px);
  margin: 0 auto;
  padding: 0 16px 48px;
}

.topbar {
  min-height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 2px solid #eee8dc;
}

.brand-logo {
  display: block;
  width: 190px;
  max-width: 58%;
  height: auto;
}

.brand-sub {
  color: var(--green-dark);
  padding: 6px 10px;
  border: 1px solid #d7c89e;
  border-radius: 6px;
  background: #fbf6ec;
  font-size: 17px;
  white-space: nowrap;
}

.language-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-top: 16px;
  padding: 5px;
  border: 2px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
}

.language-switch button {
  min-height: 58px;
  border: 0;
  border-radius: 4px;
  background: transparent;
  color: var(--green-dark);
  font-size: 20px;
  font-weight: 700;
}

.language-switch button.active {
  background: var(--green);
  color: #fff;
}

.notice-screen {
  margin-top: 18px;
  padding: 28px 20px;
  border: 2px solid var(--gold);
  border-radius: 8px;
  background: #fbf6ec;
  text-align: center;
}

.notice-screen h1 { margin: 0; color: var(--green-dark); font-size: 27px; }
.notice-screen p { margin: 10px 0 0; color: var(--muted); }

.demo-banner {
  margin-top: 14px;
  padding: 12px 14px;
  border-left: 5px solid var(--gold);
  background: #f6eedf;
}

.demo-banner strong,
.demo-banner span { display: block; }
.demo-banner strong { color: var(--gold-dark); font-size: 17px; }
.demo-banner span { margin-top: 2px; color: var(--muted); font-size: 15px; }

.shift-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 16px 0;
  padding: 14px 16px;
  border: 2px solid #d9e4db;
  border-radius: 6px;
  background: var(--green-soft);
}

.current-staff span,
.current-staff strong { display: block; }
.current-staff span { color: var(--muted); font-size: 15px; }
.current-staff strong { color: var(--green-dark); font-size: 22px; }

.status-dot {
  color: var(--green);
  font-size: 17px;
  font-weight: 800;
  white-space: nowrap;
}

.status-dot::before {
  content: "";
  display: inline-block;
  width: 11px;
  height: 11px;
  margin-right: 7px;
  border-radius: 50%;
  background: #4c9a68;
}

.step-section,
.success-screen {
  border: 2px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
}

.step-section {
  padding: 22px;
  counter-reset: question;
}

#identityStep { margin-top: 16px; }

.simple-head {
  display: flex;
  align-items: center;
  gap: 13px;
}

.step-number {
  width: 42px;
  height: 42px;
  display: inline-grid;
  place-items: center;
  flex: 0 0 42px;
  border-radius: 50%;
  background: var(--gold);
  color: #fff;
  font-size: 22px;
  font-weight: 800;
}

.staff-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 11px;
  margin-top: 20px;
}

.staff-name-button {
  min-height: 72px;
  padding: 10px;
  border: 2px solid #bfcbbf;
  border-radius: 6px;
  background: #fff;
  color: var(--green-dark);
  font-size: 23px;
  font-weight: 800;
}

.staff-name-button:hover,
.staff-name-button:focus-visible { border-color: var(--green); outline: 3px solid rgba(46, 89, 65, 0.16); }

.loading-text { margin-top: 20px; color: var(--muted); text-align: center; }

.pin-panel {
  margin-top: 20px;
  padding: 18px;
  border: 2px solid #d9e4db;
  border-radius: 6px;
  background: var(--green-soft);
}

.register-panel { margin-top: 16px; }

.text-button,
.small-button {
  min-height: 48px;
  border: 2px solid var(--green);
  border-radius: 5px;
  background: #fff;
  color: var(--green);
  font-weight: 800;
}

.text-button { padding: 8px 12px; }
.small-button { padding: 8px 14px; white-space: nowrap; }
.selected-name { display: block; margin-top: 17px; color: var(--green-dark); font-size: 27px; }
.pin-panel label { display: block; margin-top: 13px; color: var(--green-dark); font-weight: 800; }
.pin-input {
  width: 100%;
  height: 72px;
  margin-top: 8px;
  border: 3px solid var(--green);
  border-radius: 6px;
  background: #fff;
  color: var(--green-dark);
  font-size: 34px;
  font-weight: 800;
  text-align: center;
  letter-spacing: 12px;
}

.code-input {
  letter-spacing: 0;
  text-align: left;
}

.section-head {
  padding-bottom: 18px;
  border-bottom: 2px solid #eee8dc;
}

.section-head h1 {
  margin: 0;
  color: var(--green-dark);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 30px;
  line-height: 1.2;
}

.section-head p {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 16px;
}

.field-block {
  margin: 24px 0 0;
  padding: 0;
  border: 0;
}

.question-block { counter-increment: question; }

.field-block legend {
  width: 100%;
  padding: 0;
  color: var(--green-dark);
  font-size: 22px;
  font-weight: 800;
  line-height: 1.35;
}

.question-block > legend::before {
  content: counter(question);
  width: 34px;
  height: 34px;
  display: inline-grid;
  place-items: center;
  margin-right: 9px;
  border-radius: 50%;
  background: var(--gold);
  color: #fff;
  font-size: 18px;
  vertical-align: middle;
}

.segmented {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.duration-options { grid-template-columns: repeat(3, 1fr); }
.payment-options, .tip-options { grid-template-columns: repeat(2, 1fr); }

.segmented button {
  position: relative;
  min-height: 68px;
  padding: 10px 8px;
  border: 2px solid #bfcbbf;
  border-radius: 6px;
  background: #fff;
  color: var(--green-dark);
  font-size: 20px;
  font-weight: 800;
}

.segmented button:hover,
.segmented button:focus-visible {
  border-color: var(--green);
  outline: 3px solid rgba(46, 89, 65, 0.16);
}

.segmented button.active {
  border-color: var(--green);
  background: var(--green);
  color: #fff;
}

.segmented button.active::after {
  content: "✓";
  position: absolute;
  top: 4px;
  right: 8px;
  font-size: 17px;
}

.custom-minutes {
  display: block;
  margin-top: 14px;
  color: var(--green-dark);
  font-size: 18px;
  font-weight: 800;
}

.custom-minutes input,
.money-input {
  width: 100%;
  height: 68px;
  margin-top: 8px;
  border: 3px solid var(--green);
  border-radius: 6px;
  background: #fff;
}

.custom-minutes input {
  padding: 10px 14px;
  color: var(--green-dark);
  font-size: 26px;
  font-weight: 800;
}

.payment-panel {
  margin-top: 14px;
  padding: 16px;
  border: 2px solid #d8c69f;
  border-radius: 6px;
  background: #fbf6ec;
}

.payment-alert strong,
.payment-alert span { display: block; }
.payment-alert strong { color: var(--green-dark); font-size: 21px; }
.payment-alert span { margin-top: 3px; color: var(--muted); font-size: 16px; }

.cash-amount {
  display: block;
  margin-top: 18px;
  color: var(--green-dark);
  font-size: 21px;
  font-weight: 800;
}

.cash-amount small {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 15px;
  font-weight: 500;
}

.tip-amount { margin-top: 16px; }

.confirm-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 28px;
  padding: 18px 0 0;
  border-top: 2px solid #eee8dc;
  border-bottom: 0;
}

.confirm-head h2 { margin: 0; color: var(--green-dark); font-size: 24px; }

.money-input {
  display: flex;
  align-items: center;
  overflow: hidden;
}

.money-input > span {
  padding-left: 16px;
  color: var(--gold-dark);
  font-size: 30px;
  font-weight: 800;
}

.money-input input {
  min-width: 0;
  height: 62px;
  flex: 1;
  padding: 8px 14px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--green-dark);
  font-size: 30px;
  font-weight: 800;
}

.upload-box {
  display: block;
  margin-top: 15px;
  padding: 18px;
  border: 3px dashed var(--gold);
  border-radius: 6px;
  background: #fff;
  text-align: center;
  cursor: pointer;
}

.upload-box strong,
.upload-box > span { display: block; }
.upload-box strong { color: var(--green-dark); font-size: 21px; }
.upload-box > span { margin-top: 4px; color: var(--muted); font-size: 15px; }
.upload-box input { position: absolute; width: 1px; height: 1px; opacity: 0; }

.upload-box .file-name {
  min-height: 58px;
  margin-top: 14px;
  padding: 14px 12px;
  border-radius: 5px;
  background: var(--gold);
  color: #fff;
  font-size: 18px;
  font-weight: 800;
}

.verification-note {
  margin: 12px 0 0;
  padding: 10px 12px;
  border-left: 4px solid var(--gold);
  background: #f6eedf;
  color: var(--gold-dark);
  font-size: 15px;
  font-weight: 700;
}

.confirm-row {
  display: flex;
  align-items: flex-start;
  gap: 13px;
  margin-top: 26px;
  padding: 17px;
  border: 2px solid #bfcbbf;
  border-radius: 6px;
  background: var(--green-soft);
  color: var(--green-dark);
  font-size: 18px;
  font-weight: 700;
}

.confirm-row input {
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  margin: 0;
  accent-color: var(--green);
}

.primary-button {
  width: 100%;
  min-height: 68px;
  margin-top: 16px;
  padding: 12px 16px;
  border: 2px solid var(--gold-dark);
  border-radius: 6px;
  background: var(--gold);
  color: #fff;
  font-size: 21px;
  font-weight: 800;
}

.primary-button:hover,
.primary-button:focus-visible {
  background: var(--gold-dark);
  outline: 3px solid rgba(191, 150, 74, 0.22);
}

.primary-button:disabled { opacity: .55; cursor: wait; }

.pre-submit-summary,.saved-summary {
  margin: 12px 0 16px;
  padding: 18px;
  border: 2px solid #2f855a;
  border-radius: 16px;
  background: #f0fff4;
  color: #173d2a;
  text-align: center;
}
.pre-submit-summary span,.saved-summary span { display:block; font-size:14px; font-weight:700; }
.pre-submit-summary strong,.saved-summary strong { display:block; margin-top:7px; font-size:clamp(22px,5vw,31px); line-height:1.25; }
.pre-submit-summary small { display:block; margin-top:6px; color:#527060; }
.saved-summary { margin-top:20px; background:#fff; }

.my-records-section{margin-top:28px;padding-top:24px;border-top:1px solid #dce8e0}
.records-heading{display:flex;align-items:center;justify-content:space-between;gap:12px}.records-heading h2{margin:0;color:#173d2a}.records-heading p{margin:4px 0 0;color:#667b70;font-size:14px}
.staff-records{display:grid;gap:10px;margin-top:14px}.staff-record-card{padding:14px;border:1px solid #dce8e0;border-radius:14px;background:#fff;box-shadow:0 3px 12px rgba(25,72,48,.06)}
.staff-record-top{display:flex;justify-content:space-between;gap:10px}.staff-record-top strong{color:#173d2a}.staff-record-top time{color:#6c7c73;font-size:12px}.staff-record-main{margin-top:8px;font-size:16px;font-weight:700;color:#263e31}.staff-record-status{display:flex;flex-wrap:wrap;gap:7px;margin-top:10px}.staff-record-status span{padding:5px 9px;border-radius:999px;font-size:12px;font-weight:700}.staff-record-status .ok{background:#e7f8ed;color:#21663c}.staff-record-status .warn{background:#fff4d6;color:#805b00}.staff-record-status .bad{background:#ffe7e7;color:#9a2e2e}.records-empty{padding:20px;text-align:center;color:#667b70;background:#f6faf7;border-radius:12px}
@media(max-width:520px){.staff-record-top{flex-direction:column}.staff-record-main{font-size:15px}}

.message {
  display: none;
  margin-top: 16px;
  padding: 14px;
  border: 2px solid var(--danger);
  border-radius: 6px;
  background: var(--danger-bg);
  color: var(--danger);
  font-size: 18px;
  font-weight: 800;
}
.message.show { display: block; }
.message.success { border-color: var(--green); background: var(--green-soft); color: var(--green-dark); }
.hidden { display: none !important; }

.success-screen {
  padding: 32px 22px;
  text-align: center;
  background: linear-gradient(180deg, #fff 0%, #fbf6ec 100%);
}

.result-icon {
  width: 68px;
  height: 68px;
  display: grid;
  place-items: center;
  margin: 0 auto 14px;
  border-radius: 50%;
  background: var(--green);
  color: #fff;
  font-size: 34px;
  font-weight: 800;
}

.eyebrow { color: var(--gold-dark); font-size: 16px; font-weight: 800; }
.success-screen h2 { margin: 7px 0 0; color: var(--green-dark); font-size: 27px; }
.success-screen p { margin: 12px auto 0; max-width: 470px; color: var(--muted); font-size: 17px; }

.result-summary {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 8px;
  margin-top: 22px;
  text-align: left;
}

.result-summary > span {
  padding: 13px;
  border: 2px solid #d9e4db;
  border-radius: 5px;
  background: var(--green-soft);
  color: var(--muted);
  font-size: 14px;
}

.result-summary strong {
  display: block;
  margin-top: 4px;
  color: var(--green-dark);
  font-size: 18px;
}

footer {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 14px;
  text-align: center;
}

@media (max-width: 460px) {
  html { font-size: 17px; }
  .app-shell { padding: 0 10px 34px; }
  .topbar { min-height: 78px; }
  .brand-logo { width: 164px; }
  .brand-sub { font-size: 16px; }
  .step-section { padding: 18px 14px; }
  .section-head h1 { font-size: 27px; }
  .field-block legend { font-size: 21px; }
  .duration-options { grid-template-columns: repeat(2, 1fr); }
  .segmented button { min-height: 66px; font-size: 19px; }
  .result-summary { grid-template-columns: 1fr 1fr; }
  .staff-buttons { grid-template-columns: 1fr; }
}

@media (max-width: 350px) {
  .brand-logo { width: 145px; }
  .brand-sub { font-size: 15px; }
  .payment-options, .tip-options { grid-template-columns: 1fr; }
}