/* MOJAVE EXPRESS — 손님 앱
   디자인 시스템: Claude Design "MOJAVE Stamp App v2"를 옮겨온 것.
   본문 라틴/숫자는 Archivo, 한글은 Pretendard(자체 호스팅), 인사말·제목의 큰 글씨는
   Noto Serif KR. Archivo에는 한글 글리프가 없어서 스택 순서로 자연히 갈라진다.
   단, 로고 락업만은 원래 쓰던 Pretendard를 그대로 유지한다(아래 .brand-mark 참고). */

:root {
  --bg: #fbfaf8;
  --surface: #ffffff;
  --ink: #171614;
  --sub: rgba(23, 22, 20, 0.5);
  --line: rgba(23, 22, 20, 0.14);
  --accent: #e4572e;
  --on-accent: #ffffff;
  --success: #3f6e52;

  --btn-bg: var(--ink);
  --btn-text: var(--bg);

  --r-sm: 12px;
  --r-md: 16px;
  --r-lg: 18px;
  --r-xl: 26px;

  --sans: 'Archivo', 'Pretendard', -apple-system, BlinkMacSystemFont, sans-serif;
  --serif: 'Noto Serif KR', 'Pretendard', serif;

  --shadow: 0 1px 2px rgba(23, 22, 20, 0.04), 0 10px 30px rgba(23, 22, 20, 0.06);
}

html[data-theme="night"] {
  --bg: #0f0f10;
  --surface: rgba(245, 244, 241, 0.05);
  --ink: #f5f4f1;
  --sub: rgba(245, 244, 241, 0.55);
  --line: rgba(245, 244, 241, 0.2);
  --success: #6fa383;
  --btn-bg: var(--ink);
  --btn-text: var(--bg);
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 10px 30px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  transition: background 0.35s ease, color 0.35s ease;
}

button {
  cursor: pointer;
  font-family: inherit;
  color: inherit;
  -webkit-tap-highlight-color: transparent;
  -webkit-user-select: none;
  user-select: none; /* 연타할 때 버튼 글자가 선택되지 않도록 */
}
input { font-family: inherit; }
input::placeholder { color: var(--sub); opacity: 0.7; }
input:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
::selection { background: var(--accent); color: var(--on-accent); }

/* 더블탭 확대만 끄고 스크롤·핀치줌은 남긴다(user-scalable=no는 접근성을 해치므로 쓰지 않는다) */
#app {
  max-width: 420px;
  margin: 0 auto;
  min-height: 100vh;
  padding: 20px 22px 40px;
  touch-action: manipulation;
}

/* ---- 타이포 ---- */

/* 넓은 자간의 라틴 라벨. 화면마다 구획을 여는 역할을 한다. */
.kicker {
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.24em;
  color: var(--sub);
  text-transform: uppercase;
}

/* 세리프는 크게 쓰는 자리에만. 굵게 쌓지 않고 얇게 눕힌다. */
.display {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.35;
  color: var(--ink);
}

.subtitle {
  color: var(--sub);
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.75;
}

.num { font-variant-numeric: tabular-nums; }

.center-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  color: var(--sub);
  font-size: 14px;
}

/* ---- 배너(토스트) — 화면 아래에서 떠오르는 알약 ---- */
.banner {
  position: fixed;
  left: 18px;
  right: 18px;
  bottom: 22px;
  z-index: 100;
  max-width: 384px;
  margin: 0 auto;
  padding: 15px 20px;
  border-radius: var(--r-md);
  font-size: 13px;
  line-height: 1.5;
  color: var(--bg);
  background: var(--ink);
  box-shadow: var(--shadow);
  animation: mvRise 0.3s ease both;
}
.banner-success { background: var(--success); color: #fff; }
.banner-error { background: var(--accent); color: var(--on-accent); }
.hidden { display: none; }

/* ---- 로고 락업 (기존 그대로 유지) ----
   본문 폰트가 Archivo로 바뀌어도 이 락업만은 원래의 Pretendard로 못박는다. */
.brand-mark {
  font-family: 'Pretendard', sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--ink);
}
.brand-mark {
  display: flex;
  align-items: center;
  gap: 9px;
}
.mark { display: block; }

/* ---- 공통 버튼 ---- */
.primary-btn, form button[type="submit"] {
  width: 100%;
  height: 58px;
  border: none;
  border-radius: var(--r-md);
  background: var(--accent);
  color: var(--on-accent);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: opacity 0.2s ease;
}
.primary-btn:disabled, form button:disabled { opacity: 0.4; cursor: default; }

/* 위계상 두 번째 — 테두리만 있는 버튼 */
.ghost-btn {
  width: 100%;
  min-height: 54px;
  border: 1.5px solid var(--line);
  border-radius: var(--r-md);
  background: none;
  color: var(--ink);
  font-size: 14px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0 20px;
  text-align: left;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.ghost-btn.is-active { border-color: var(--accent); color: var(--accent); }

.link-btn {
  align-self: center;
  background: none;
  border: none;
  color: var(--sub);
  font-size: 13px;
  padding: 8px 4px;
}

.icon-btn {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  border-radius: 50%;
  color: var(--ink);
  transition: background 0.2s ease;
}
.icon-btn:active { background: var(--line); }

.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: none;
  border: none;
  color: var(--ink);
  font-size: 15px;
  font-weight: 600;
  padding: 8px 0 20px;
}

.error-msg { font-size: 12px; color: var(--accent); line-height: 1.6; }

.hint {
  margin: 16px 0 0;
  font-size: 11px;
  color: var(--sub);
  line-height: 1.8;
  text-align: center;
  opacity: 0.85;
}

/* ---- 가입 / 로그인 ---- */
.auth-screen {
  display: flex;
  flex-direction: column;
  min-height: calc(100vh - 60px);
}
.auth-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0;
}
.auth-head { margin-bottom: 34px; }
.auth-title { margin-top: 14px; }
.auth-head .subtitle { margin-bottom: 4px; }

form.card {
  display: flex;
  flex-direction: column;
  gap: 22px;
  background: none;
  padding: 0;
  box-shadow: none;
}
.field-label {
  display: block;
  font-size: 12px;
  color: var(--sub);
  margin-bottom: 10px;
}
form input {
  display: block;
  width: 100%;
  height: 56px;
  border: 1.5px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
  padding: 0 18px;
  font-size: 17px;
  color: var(--ink);
  transition: border-color 0.2s ease;
}
form input:focus { outline: none; border-color: var(--accent); }

/* 별명 → PIN 2단계 슬라이드 */
.auth-track-clip { overflow: hidden; }
.auth-track {
  display: flex;
  width: 200%;
  transition: transform 0.5s cubic-bezier(0.66, 0, 0.2, 1);
}
.auth-track.at-pin { transform: translateX(-50%); }
.auth-step {
  width: 50%;
  flex-shrink: 0;
  padding: 2px; /* 포커스 링이 clip에 잘리지 않도록 */
}

.input-wrap { position: relative; }
.input-wrap input { padding-right: 52px; }
.input-inline-btn {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  border-radius: 50%;
  font-size: 18px;
  line-height: 1;
  padding: 0;
  cursor: pointer;
  transition: background 0.2s ease;
}
.input-inline-btn:active { background: var(--line); }
.input-inline-btn:disabled { opacity: 0.4; cursor: default; }

.field-status {
  margin-top: 10px;
  font-size: 12px;
  color: var(--sub);
}

/* PIN 4칸 — 실제 입력은 투명한 input 하나가 칸 위를 덮고 받는다. */
.pin-field { position: relative; display: flex; gap: 12px; }
.pin-cell {
  flex: 1;
  height: 60px;
  border: 1.5px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  line-height: 1;
  color: var(--ink);
  transition: border-color 0.2s ease;
}
.pin-cell.is-next { border-color: var(--accent); }
.pin-field input.input-pin {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  border: none;
  border-radius: 14px;
  padding: 0;
  font-size: 16px; /* iOS 자동 확대 방지 */
}

.auth-actions {
  padding-top: 30px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ---- 홈 ---- */
.home-screen { padding-top: 0; }

.home-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 26px;
}
.home-topbar-actions { display: flex; align-items: center; gap: 2px; }

.home-greeting {
  font-family: var(--serif);
  font-size: 17px;
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.5;
  color: var(--sub);
  animation: mvRise 0.55s cubic-bezier(0.2, 0.7, 0.2, 1) both;
}
.home-meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
}
.home-nickname { font-size: 15px; font-weight: 600; color: var(--ink); }
.home-cardno {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--sub);
  margin-top: 4px;
  font-variant-numeric: tabular-nums;
}
.home-meta .link-btn { align-self: flex-end; flex: 0 0 auto; }

/* 스탬프 판 — 홈의 주인공. 카드로 감싸지 않고 여백으로 띄운다. */
.stamp-card { margin-top: 40px; }
.stamp-kicker { animation: mvRise 0.5s ease 0.06s both; }
.stamp-count {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 14px 0 36px;
  font-variant-numeric: tabular-nums;
  animation: mvRise 0.5s ease 0.1s both;
}
.stamp-count-num {
  font-size: 82px;
  font-weight: 300;
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: var(--ink);
}
.stamp-count-den { font-size: 24px; font-weight: 300; color: var(--sub); }

.stamp-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px 14px;
}
.stamp-grid .dot {
  aspect-ratio: 1;
  border-radius: 50%;
  background: transparent;
  border: 1.5px solid var(--line);
  animation: mvPop 0.42s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}
.stamp-grid .dot.filled { background: var(--accent); border-color: var(--accent); }
.stamp-remain {
  font-size: 13px;
  line-height: 1.7;
  color: var(--sub);
  margin-top: 26px;
  animation: mvRise 0.5s ease 0.5s both;
}

.home-actions { margin-top: 30px; display: flex; flex-direction: column; gap: 12px; }
.coupon-link-main { display: flex; flex-direction: column; gap: 3px; padding: 14px 0; }
.coupon-link-sub {
  font-size: 11px;
  font-weight: 500;
  color: var(--sub);
}
.ghost-btn.is-active .coupon-link-sub { color: var(--accent); opacity: 0.85; }
.coupon-link-sub.is-urgent { color: var(--accent); }

/* ---- 리스트 섹션 (리워드 시간표 / 지난 쿠폰) ---- */
.rewards-section { margin-top: 48px; }
.rewards-section h2 {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: var(--sub);
  text-transform: uppercase;
  margin: 0 0 6px;
}
.reward-list { list-style: none; padding: 0; margin: 0; }
.reward-item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 15px 2px;
  border-bottom: 1px solid var(--line);
}
.reward-item.reward-inactive { opacity: 0.5; }
.reward-main { display: flex; align-items: baseline; gap: 8px; min-width: 0; }
.reward-name { font-size: 14px; color: var(--ink); }
.reward-badge {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--accent);
  white-space: nowrap;
}
.reward-sub { flex: 0 0 auto; }
.reward-window {
  font-size: 12px;
  color: var(--sub);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.reward-empty {
  color: var(--sub);
  font-size: 13px;
  text-align: center;
  padding: 26px 0;
}
.coupon-used-tag {
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--sub);
}
.coupon-used-item.is-expired { opacity: 0.5; }

/* ---- 쿠폰 사용 ---- */
.coupon-screen { padding-top: 0; }

/* 액센트로 꽉 채운 히어로 카드. 쿠폰이 몇 장인지가 이 화면의 첫 문장이다. */
.coupon-ticket {
  position: relative;
  overflow: hidden;
  border-radius: var(--r-xl);
  background: var(--accent);
  color: var(--on-accent);
  padding: 24px 24px 26px;
  animation: mvRise 0.5s ease both;
}
.coupon-ticket-kicker {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.24em;
  opacity: 0.85;
}
.coupon-ticket-count {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-top: 12px;
  font-variant-numeric: tabular-nums;
}
.coupon-ticket-num { font-size: 56px; font-weight: 300; line-height: 0.9; letter-spacing: -0.04em; }
.coupon-ticket-unit { font-size: 18px; font-weight: 400; opacity: 0.85; }
.coupon-ticket .coupon-expiry { color: rgba(255, 255, 255, 0.85); margin-top: 12px; }
.coupon-ticket .coupon-expiry.is-urgent { color: #fff; font-weight: 600; }

.coupon-expiry {
  font-size: 12px;
  color: var(--sub);
  font-variant-numeric: tabular-nums;
}
.coupon-expiry.is-urgent { color: var(--accent); font-weight: 600; }

.choice-kicker { margin: 30px 0 0; }
.choice-list { list-style: none; padding: 0; margin: 0 0 28px; }
.choice-item {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  background: var(--surface);
  border: 1.5px solid var(--line);
  border-radius: var(--r-lg);
  padding: 16px 18px;
  margin-top: 12px;
  cursor: pointer;
  transition: border-color 0.2s ease;
}
.choice-item:has(input:checked) { border-color: var(--accent); }
.choice-item input {
  appearance: none;
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  flex: 0 0 auto;
  margin: 0;
  border: 1.5px solid var(--line);
  border-radius: 50%;
  background: transparent;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.choice-item input:checked {
  border-color: var(--accent);
  box-shadow: inset 0 0 0 5.5px var(--accent);
}
.choice-main { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.choice-name { font-size: 15px; font-weight: 600; color: var(--ink); }
.choice-window {
  font-size: 12px;
  color: var(--sub);
  font-variant-numeric: tabular-nums;
}

/* ---- QR 스캔 ---- */
.scan-screen { padding-top: 0; }
.scan-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
  padding: 36px 0 0;
  animation: mvSlide 0.34s cubic-bezier(0.2, 0.7, 0.2, 1) both;
}
.scan-viewport {
  width: 240px;
  height: 240px;
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  background: #111110;
}
.scan-viewport video { width: 100%; height: 100%; object-fit: cover; }
.scan-viewport .corner {
  position: absolute;
  width: 36px;
  height: 36px;
  border-color: rgba(255, 255, 255, 0.9);
  border-style: solid;
  border-width: 0;
  pointer-events: none;
}
.scan-viewport .corner-tl { top: 10px; left: 10px; border-top-width: 2px; border-left-width: 2px; border-radius: 8px 0 0 0; }
.scan-viewport .corner-tr { top: 10px; right: 10px; border-top-width: 2px; border-right-width: 2px; border-radius: 0 8px 0 0; }
.scan-viewport .corner-bl { bottom: 10px; left: 10px; border-bottom-width: 2px; border-left-width: 2px; border-radius: 0 0 0 8px; }
.scan-viewport .corner-br { bottom: 10px; right: 10px; border-bottom-width: 2px; border-right-width: 2px; border-radius: 0 0 8px 0; }
.scan-viewport .scanline {
  position: absolute;
  left: 14px;
  right: 14px;
  top: 50%;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
  animation: mvScan 2.6s ease-in-out infinite;
}
.scan-hint {
  font-size: 13px;
  color: var(--sub);
  text-align: center;
  animation: mvBlink 1.8s ease-in-out infinite;
}
.scan-hint.is-error { color: var(--accent); animation: none; }
.scan-body .ghost-btn { justify-content: center; }

/* ---- 코드 직접 입력 ---- */
.manual-entry-body {
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 26px;
}
.code-field {
  width: 100%;
  height: 60px;
  text-align: center;
  font-size: 20px;
  letter-spacing: 0.1em;
  border: 1.5px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
  padding: 0 16px;
  color: var(--ink);
}
.code-field:focus { outline: none; border-color: var(--accent); }

/* ---- 승인 대기 / 사용 완료 ---- */
.wait-screen, .done-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 60px);
  text-align: center;
}

/* 액센트 링이 밖으로 번져나가는 동안 안쪽 원은 가만히 있는다. */
.pulse-ring {
  position: relative;
  width: 132px;
  height: 132px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
}
.pulse-ring::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1.5px solid var(--accent);
  animation: mvRing 1.8s ease-out infinite;
}
.pulse-ring-inner {
  position: absolute;
  inset: 14px;
  border-radius: 50%;
  border: 1.5px solid var(--line);
}
.pulse-ring .countdown {
  position: relative;
  font-size: 34px;
  font-weight: 300;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
}
.pulse-ring .done-mark {
  position: relative;
  animation: mvPop 0.5s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.wait-title, .done-title {
  font-size: 19px;
  font-weight: 600;
  color: var(--ink);
  margin-top: 34px;
  animation: mvRise 0.5s ease 0.1s both;
}
.wait-screen .subtitle, .done-screen .subtitle { animation: mvRise 0.5s ease 0.16s both; }
.done-time {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--sub);
  font-variant-numeric: tabular-nums;
  margin-top: 18px;
  opacity: 0.85;
}
.wait-screen .link-btn { margin-top: 30px; }
.done-screen .primary-btn { margin-top: 40px; }

/* ---- 모션 ---- */
@keyframes mvRise {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}
@keyframes mvFade {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes mvPop {
  0% { transform: scale(0.4); opacity: 0; }
  65% { transform: scale(1.1); opacity: 1; }
  100% { transform: scale(1); opacity: 1; }
}
@keyframes mvSlide {
  from { opacity: 0; transform: translateX(24px); }
  to { opacity: 1; transform: none; }
}
@keyframes mvScan {
  0% { transform: translateY(-96px); }
  50% { transform: translateY(96px); }
  100% { transform: translateY(-96px); }
}
@keyframes mvRing {
  0% { transform: scale(0.6); opacity: 0; }
  40% { opacity: 0.9; }
  100% { transform: scale(1.6); opacity: 0; }
}
@keyframes mvBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

.screen { animation: mvFade 0.32s ease; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}