/* =====================================================================
   STUDY MATE - style.css
   ---------------------------------------------------------------------
   목차
   1. 디자인 토큰 (색상, 그림자, 둥근 모서리)  ← 색을 바꾸고 싶으면 여기만 수정
   2. 기본 스타일 / 레이아웃
   3. 공통 컴포넌트 (버튼, 카드, 배지, 진행바)
   4. 인트로
   5. 설문(TEST)
   6. 분석 중
   7. 결과(MY STUDY PROFILE)
   8. 신청 안내 / 신청폼
   9. 확인코드 / 결과조회 / 매칭 결과
   10. 관리자
   11. 팝업 / 토스트 / 개발 배너
   12. 애니메이션
   13. 반응형(PC) / 접근성(모션 줄이기)
   ===================================================================== */

/* =====================================================================
   1. 디자인 토큰
   ===================================================================== */
:root {
  /* 메인 컬러: 크림 화이트 · 네이비 · 핑크 · 라벤더 */
  --cream: #fff9f3;
  --cream-2: #fbf1e8;
  --white: #ffffff;
  --navy: #1e2a4a;
  --navy-2: #34406a;
  --pink: #d23a73;          /* 흰 배경 위 텍스트/버튼용 (대비 4.5:1 이상) */
  --pink-soft: #ffe3ec;
  --pink-line: #f6b8cd;
  --lavender: #8e5bd8;       /* 버튼 그라데이션용 (대비 4.5:1 이상) */
  --lavender-deep: #6c55c9;
  --lavender-soft: #eee9ff;

  --text: #1e2a4a;
  --text-muted: #5b6480;
  --line: #e4dfee;
  --danger: #b4232c;
  --danger-soft: #fdecee;
  --warn-soft: #fff4dc;
  --warn-line: #f1d394;
  --success: #1f7a4d;

  --radius-sm: 12px;
  --radius: 18px;
  --radius-lg: 28px;

  --shadow-sm: 0 2px 8px rgba(30, 42, 74, 0.06);
  --shadow: 0 10px 30px rgba(30, 42, 74, 0.08);
  --shadow-lg: 0 18px 50px rgba(30, 42, 74, 0.14);

  --font: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Pretendard", "Malgun Gothic",
    "Noto Sans KR", "Segoe UI", system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji";
  --font-mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace;

  --focus-ring: 0 0 0 3px var(--white), 0 0 0 6px var(--lavender-deep);
  --tap: 48px; /* 최소 터치 영역 (44px 이상) */
}

/* =====================================================================
   2. 기본 스타일 / 레이아웃
   ===================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  font-family: var(--font);
  color: var(--text);
  line-height: 1.6;
  word-break: keep-all;          /* 한국어 단어 단위 줄바꿈 */
  overflow-wrap: anywhere;
  background-color: var(--cream);
  background-image:
    radial-gradient(circle at 10% 0%, rgba(255, 196, 216, 0.45) 0, transparent 40%),
    radial-gradient(circle at 100% 30%, rgba(206, 192, 255, 0.4) 0, transparent 42%),
    radial-gradient(circle at 0% 100%, rgba(206, 192, 255, 0.3) 0, transparent 40%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}

h1, h2, h3, p, ul, ol, dl, dd, figure {
  margin: 0;
}

ul, ol {
  padding: 0;
  list-style: none;
}

img {
  max-width: 100%;
  display: block;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

/* 키보드 사용자를 위한 포커스 표시 */
:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
  border-radius: 8px;
}

/* 프로그램이 이동시킨 제목 포커스는 테두리 생략 */
[tabindex="-1"]:focus {
  outline: none;
  box-shadow: none;
}

.app {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  padding: 20px 20px calc(36px + env(safe-area-inset-bottom));
}

body[data-view="admin"] .app {
  max-width: 1120px;
}

.view {
  display: flex;
  flex-direction: column;
  gap: 18px;
  animation: fadeUp 0.45s ease both;
}

.view[hidden] {
  display: none;
}

.view--center {
  min-height: calc(100dvh - 80px);
  justify-content: center;
}

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

.center-block {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 16px;
  text-align: center;
}

.title {
  font-size: 26px;
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.02em;
  text-align: center;
}

.title--left {
  text-align: left;
}

.view[data-view="notice"] .title,
.view[data-view="form"] .title,
.view[data-view="lookup"] .title,
.view[data-view="adminLogin"] .title {
  text-align: left;
}

.desc {
  color: var(--text-muted);
  font-size: 16px;
  text-align: center;
}

.desc--left {
  text-align: left;
}

.desc--sub {
  font-size: 14px;
}

.big-emoji {
  font-size: 64px;
  line-height: 1;
}

/* =====================================================================
   3. 공통 컴포넌트
   ===================================================================== */

/* ---------- 버튼 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  min-height: 52px;
  padding: 12px 20px;
  border: 1.5px solid transparent;
  border-radius: 16px;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.2s ease, background-color 0.2s ease, opacity 0.2s ease;
  -webkit-user-select: none;
  user-select: none;
}

.btn:active:not(:disabled) {
  transform: scale(0.98);
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn-lg {
  min-height: 58px;
  font-size: 18px;
}

.btn-sm {
  width: auto;
  min-height: 44px;
  padding: 8px 14px;
  font-size: 15px;
}

.btn-primary {
  background: var(--navy);
  color: var(--white);
  box-shadow: 0 8px 20px rgba(30, 42, 74, 0.22);
}

.btn-primary:hover:not(:disabled) {
  background: var(--navy-2);
}

.btn-love {
  background: linear-gradient(120deg, var(--pink) 0%, var(--lavender) 100%);
  color: var(--white);
  box-shadow: 0 10px 24px rgba(210, 58, 115, 0.28);
}

.btn-secondary {
  background: var(--white);
  color: var(--navy);
  border-color: var(--line);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover:not(:disabled) {
  border-color: var(--navy);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
}

.btn-ghost:hover:not(:disabled) {
  color: var(--navy);
  background: rgba(30, 42, 74, 0.05);
}

/* 글자형 작은 버튼 (그만하기, 뒤로가기 등) */
.btn-text {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 4px;
  border: 0;
  background: none;
  color: var(--text-muted);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}

.btn-text:hover {
  color: var(--navy);
}

.back-link {
  align-self: flex-start;
  margin-bottom: -6px;
}

/* 로딩 중 버튼 */
.btn.is-loading {
  pointer-events: none;
  opacity: 0.8;
}

.btn.is-loading::before {
  content: "";
  width: 18px;
  height: 18px;
  border: 2.5px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ---------- 카드 ---------- */
.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 22px 20px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.card-title {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

/* ---------- 배지 / 칩 ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--lavender-soft);
  color: var(--lavender-deep);
  font-size: 12px;
  font-weight: 700;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}

.chip {
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  font-size: 14px;
  font-weight: 600;
  color: var(--navy);
}

/* ---------- 테스트 시작 전 안내 ---------- */
.pretest-notice {
  padding: 14px 16px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.6;
  color: var(--navy);
  text-align: left;
}

.pretest-notice-sub {
  margin-top: 6px;
  font-size: 12.5px;
  color: var(--text-muted);
}

/* ---------- 안내 띠 (MOCK 모드 등) ---------- */
.temp-notice {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: var(--warn-soft);
  border: 1px solid var(--warn-line);
  color: #6b4700;
  font-size: 13.5px;
  line-height: 1.55;
}

/* ---------- 진행바 ---------- */
.progress {
  width: 100%;
  height: 8px;
  border-radius: 999px;
  background: rgba(30, 42, 74, 0.08);
  overflow: hidden;
}

.progress--lg {
  height: 10px;
}

.progress-fill {
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--pink), var(--lavender));
  transition: width 0.35s ease;
}

/* 분석 화면: 정해진 시간 동안 자동으로 차오름 */
.progress-fill--auto.is-running {
  animation: fillBar var(--analyzing-duration, 2.6s) ease-in-out forwards;
}

/* ---------- 오류 문구 ---------- */
.inline-error {
  min-height: 1.4em;
  color: var(--danger);
  font-size: 14px;
  font-weight: 600;
  text-align: center;
}

.inline-error:empty {
  min-height: 0;
}

/* =====================================================================
   4. 인트로
   ===================================================================== */
.brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding-top: 6px;
}

.brand-logo {
  font-size: 18px;
  font-weight: 900;
  letter-spacing: 0.14em;
  color: var(--navy);
}

.brand-chip {
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--pink-soft);
  color: var(--pink);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 180px;
  margin: 4px 0 -4px;
}

.hero-card {
  position: absolute;
  width: 112px;
  height: 148px;
  border-radius: 22px;
  background: var(--white);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.hero-card--left {
  transform: translateX(-62px) rotate(-9deg);
  background: linear-gradient(160deg, #ffffff 0%, var(--lavender-soft) 100%);
  animation: cardLeft 3.6s ease-in-out infinite;
}

.hero-card--right {
  transform: translateX(62px) rotate(9deg);
  background: linear-gradient(160deg, #ffffff 0%, var(--pink-soft) 100%);
  animation: cardRight 3.6s ease-in-out infinite;
}

.hero-card-emoji {
  font-size: 40px;
  line-height: 1;
}

.hero-card-q {
  font-size: 22px;
  font-weight: 900;
  color: var(--navy);
  opacity: 0.35;
}

.hero-heart {
  position: relative;
  z-index: 2;
  font-size: 42px;
  filter: drop-shadow(0 6px 10px rgba(210, 58, 115, 0.3));
  animation: heartbeat 1.8s ease-in-out infinite;
}

.intro-title {
  font-size: 36px;
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.03em;
  text-align: center;
  color: var(--navy);
}

.intro-desc {
  font-size: 16px;
  color: var(--text-muted);
  text-align: center;
}

.intro-desc strong {
  color: var(--pink);
}

.event-info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 6px;
  padding: 16px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line);
}

.event-info div {
  display: flex;
  flex-direction: column;
}

.event-info dt {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
}

.event-info dd {
  font-size: 15px;
  font-weight: 700;
  color: var(--navy);
}

.intro-footer {
  display: flex;
  justify-content: center;
  padding-top: 8px;
}

/* 눈에 띄지 않는 관리자 버튼 (터치 영역은 44px 확보) */
.btn-admin {
  min-width: 44px;
  min-height: 44px;
  padding: 0 12px;
  border: 0;
  background: none;
  color: #8a90a6;
  font-size: 12px;
  cursor: pointer;
}

/* =====================================================================
   5. 설문(TEST)
   ===================================================================== */
.test-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.question-counter {
  font-size: 16px;
  font-weight: 800;
  color: var(--navy);
  font-variant-numeric: tabular-nums;
}

.question-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 22px 18px;
  box-shadow: var(--shadow);
}

.question-card.slide-in {
  animation: slideIn 0.3s ease both;
}

.question-fieldset {
  margin: 0;
  padding: 0;
  border: 0;
  min-width: 0;
}

.question-meta {
  display: flex;
  gap: 6px;
  margin-bottom: 12px;
}

.question-text {
  display: block;
  width: 100%;
  padding: 0;
  margin-bottom: 18px;
  font-size: 20px;
  font-weight: 800;
  line-height: 1.45;
  letter-spacing: -0.02em;
  color: var(--navy);
}

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

/* 라디오 버튼은 시각적으로 숨기고, label 을 큰 버튼처럼 표시 (키보드 접근은 유지) */
.option {
  position: relative;
}

.option input,
.choice input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  margin: 0;
  pointer-events: none;
}

.option-label {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 56px;
  padding: 12px 16px;
  border: 2px solid var(--line);
  border-radius: 16px;
  background: var(--white);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease, transform 0.12s ease;
}

.option-label:active {
  transform: scale(0.985);
}

.option-dot {
  flex: none;
  width: 22px;
  height: 22px;
  border: 2px solid #b9b3cc;
  border-radius: 50%;
  display: grid;
  place-items: center;
  transition: border-color 0.15s ease;
}

.option-dot::after {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--pink);
  transform: scale(0);
  transition: transform 0.15s ease;
}

.option input:checked + .option-label {
  border-color: var(--navy);
  background: var(--lavender-soft);
}

.option input:checked + .option-label .option-dot {
  border-color: var(--pink);
}

.option input:checked + .option-label .option-dot::after {
  transform: scale(1);
}

.option input:focus-visible + .option-label {
  box-shadow: var(--focus-ring);
}

/* A/B 상황선택형 카드 */
.option-label--ab {
  align-items: flex-start;
  min-height: 72px;
  padding: 16px;
}

.option-key {
  flex: none;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: var(--cream-2);
  color: var(--navy);
  font-weight: 900;
}

.option input:checked + .option-label .option-key {
  background: var(--pink);
  color: var(--white);
}

.test-nav {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 10px;
}

/* =====================================================================
   6. 분석 중
   ===================================================================== */
.analyzing {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  text-align: center;
}

.analyzing-orbit {
  display: flex;
  gap: 14px;
  font-size: 40px;
}

.analyzing-orbit span {
  animation: bounce 1.2s ease-in-out infinite;
}

.analyzing-orbit span:nth-child(2) {
  animation-delay: 0.15s;
}

.analyzing-orbit span:nth-child(3) {
  animation-delay: 0.3s;
}

.analyzing-title {
  font-size: 24px;
  font-weight: 800;
  line-height: 1.4;
}

.analyzing-step {
  min-height: 1.6em;
  color: var(--text-muted);
  font-weight: 600;
}

.analyzing .progress {
  max-width: 280px;
}

/* =====================================================================
   7. 결과(MY STUDY PROFILE)
   ===================================================================== */
.result-hero {
  position: relative;
  overflow: hidden;
  padding: 30px 20px 26px;
  border-radius: var(--radius-lg);
  background: linear-gradient(155deg, var(--lavender-soft) 0%, #fff 50%, var(--pink-soft) 100%);
  box-shadow: var(--shadow);
  text-align: center;
  animation: reveal 0.7s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.result-pre {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.result-emoji {
  margin: 12px 0 6px;
  font-size: 68px;
  line-height: 1;
  animation: pop 0.6s 0.25s cubic-bezier(0.2, 1.4, 0.4, 1) both;
}

.result-name {
  font-size: 30px;
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: -0.03em;
  color: var(--navy);
}

.result-post {
  margin-top: 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
}

.result-tagline {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.8);
  font-size: 16px;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.55;
}

/* 점수 막대 */
.scores {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.score-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 6px;
}

.score-label {
  font-size: 15px;
  font-weight: 700;
}

.score-value {
  font-size: 16px;
  font-weight: 900;
  color: var(--pink);
  font-variant-numeric: tabular-nums;
}

.score-track {
  height: 12px;
  border-radius: 999px;
  background: rgba(30, 42, 74, 0.08);
  overflow: hidden;
}

.score-fill {
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--lavender), var(--pink));
  transition: width 1s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.score-ends {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin-top: 4px;
  font-size: 12px;
  color: var(--text-muted);
}

.scores-note {
  font-size: 12.5px;
  color: var(--text-muted);
}

/* STUDY BALANCE: 양 끝 의미가 있는 축 (가운데 = 50, 음영 = 균형 영역 45~55) */
.axes {
  display: flex;
  flex-direction: column;
  gap: 22px;
  margin-top: 4px;
}

.axis-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.axis-title {
  font-size: 15px;
  font-weight: 800;
  color: var(--navy);
}

.axis-band {
  flex: none;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  background: var(--pink-soft);
  color: var(--pink);
}

.axis-band--low {
  background: var(--lavender-soft);
  color: var(--lavender-deep);
}

.axis-band--balanced {
  background: rgba(30, 42, 74, 0.07);
  color: var(--navy);
}

.axis-ends {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 6px;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--text-muted);
}

.axis-track {
  position: relative;
  height: 12px;
  border-radius: 999px;
  background: linear-gradient(90deg, #dcd2f6, #f8cfde);
}

.axis-track::after {
  content: "";
  position: absolute;
  left: 50%;
  top: -3px;
  bottom: -3px;
  width: 2px;
  transform: translateX(-50%);
  background: rgba(255, 255, 255, 0.95);
}

.axis-balance-zone {
  position: absolute;
  left: 45%;
  width: 10%;
  top: 0;
  bottom: 0;
  background: rgba(30, 42, 74, 0.12);
}

.axis-dot {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 1;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--pink);
  border: 4px solid var(--white);
  box-shadow: 0 2px 8px rgba(210, 58, 115, 0.35);
  transform: translate(-50%, -50%);
  transition: left 1s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.axis-row--low .axis-dot {
  background: var(--lavender-deep);
  box-shadow: 0 2px 8px rgba(108, 85, 201, 0.35);
}

.axis-row--balanced .axis-dot {
  background: var(--navy);
}

.axis-value {
  margin-top: 8px;
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
  text-align: right;
}

.axis-value strong {
  font-size: 16px;
  font-weight: 900;
  color: var(--pink);
  font-variant-numeric: tabular-nums;
}

.axis-desc {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.6;
  color: #3a4363;
}

/* EXTRA STYLE (도전 자극도) */
.card--extra {
  background: linear-gradient(160deg, #fff 0%, var(--warn-soft) 100%);
}

.extra .score-fill {
  background: linear-gradient(90deg, #f6a04d, var(--pink));
}

.extra .scores-note {
  margin-top: 6px;
}

/* 결과 하단 고지 (전문 심리검사 아님) */
.result-disclaimer {
  padding: 14px 16px;
  border-radius: var(--radius);
  background: rgba(30, 42, 74, 0.05);
  font-size: 13px;
  line-height: 1.6;
  color: #3a4363;
}

.result-disclaimer-sub {
  margin-top: 6px;
  font-size: 12px;
  color: var(--text-muted);
}

/* AI/기본 설명 리포트 */
.report {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.report-block h3 {
  margin-bottom: 6px;
  font-size: 15px;
  font-weight: 800;
  color: var(--navy);
}

.report-block p,
.report-block li {
  font-size: 15px;
  color: #3a4363;
}

.report-block ul {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.report-block li {
  position: relative;
  padding-left: 18px;
}

.report-block li::before {
  content: "•";
  position: absolute;
  left: 4px;
  color: var(--pink);
  font-weight: 900;
}

.report-source {
  font-size: 12px;
  color: var(--text-muted);
}

/* 로딩 중 회색 막대 */
.skeleton {
  height: 14px;
  border-radius: 8px;
  background: linear-gradient(90deg, #f0edf6 25%, #faf8fd 50%, #f0edf6 75%);
  background-size: 200% 100%;
  animation: shimmer 1.2s linear infinite;
}

.skeleton + .skeleton {
  margin-top: 8px;
}

.card--mate {
  background: linear-gradient(160deg, #fff 0%, var(--pink-soft) 100%);
}

.mate {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.mate-emoji {
  flex: none;
  width: 56px;
  height: 56px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  font-size: 30px;
}

.mate-title {
  font-size: 16px;
  font-weight: 800;
  color: var(--navy);
}

.mate-desc {
  margin-top: 4px;
  font-size: 15px;
  color: #3a4363;
}

.mate-note {
  margin-top: 8px;
  font-size: 12px;
  color: var(--text-muted);
}

/* 매칭 신청 초대 카드 */
.invite-card {
  margin-top: 8px;
  padding: 28px 20px 20px;
  border-radius: var(--radius-lg);
  background: var(--navy);
  color: var(--white);
  text-align: center;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.invite-icon {
  font-size: 44px;
  line-height: 1;
  animation: float 3s ease-in-out infinite;
}

.invite-title {
  font-size: 21px;
  font-weight: 800;
  line-height: 1.4;
}

.invite-desc {
  color: #d6dbef;
  font-size: 15px;
  margin-bottom: 6px;
}

.invite-card .btn-ghost {
  color: #d6dbef;
}

.invite-card .btn-ghost:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
}

/* =====================================================================
   8. 신청 안내 / 신청폼
   ===================================================================== */
.notice-body p {
  font-size: 15.5px;
  color: #3a4363;
}

.notice-privacy {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: var(--lavender-soft);
}

.consent {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  border-radius: var(--radius);
  background: var(--white);
  border: 2px solid var(--line);
  cursor: pointer;
}

.consent:has(input:checked) {
  border-color: var(--navy);
}

.consent input {
  flex: none;
  width: 26px;
  height: 26px;
  margin: 1px 0 0;
  accent-color: var(--pink);
  cursor: pointer;
}

.consent label {
  font-size: 15.5px;
  font-weight: 700;
  cursor: pointer;
}

.linked-profile {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 14px 16px;
  border-radius: var(--radius);
  background: var(--lavender-soft);
}

.linked-profile-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--lavender-deep);
}

.linked-profile strong {
  font-size: 17px;
  color: var(--navy);
}

.linked-profile-hint {
  font-size: 12.5px;
  color: var(--text-muted);
}

.form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 0;
  padding: 0;
  border: 0;
  min-width: 0;
}

.field > label,
.field > legend {
  padding: 0;
  margin-bottom: 2px;
  font-size: 15px;
  font-weight: 800;
  color: var(--navy);
}

.req {
  color: var(--pink);
}

.field input[type="text"],
.field input[type="tel"],
.field input[type="password"] {
  width: 100%;
  min-height: 52px;
  padding: 12px 14px;
  border: 1.5px solid #d6d0e6;
  border-radius: 14px;
  background: var(--white);
  font-size: 16px; /* 16px 미만이면 아이폰에서 자동 확대됨 */
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.field input:focus {
  outline: none;
  border-color: var(--navy);
  box-shadow: 0 0 0 4px rgba(108, 85, 201, 0.18);
}

.field input[aria-invalid="true"] {
  border-color: var(--danger);
  background: var(--danger-soft);
}

.field-hint {
  font-size: 13px;
  color: var(--text-muted);
}

.field-error {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--danger);
}

.field-error:empty {
  display: none;
}

/* 선택형(라디오) 칩 그룹 */
.choice-group {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}

.choice-group--2 {
  grid-template-columns: repeat(2, 1fr);
}

.choice-group--3 {
  grid-template-columns: repeat(3, 1fr);
}

.choice {
  position: relative;
}

.choice label {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 10px 12px;
  border: 2px solid var(--line);
  border-radius: 14px;
  background: var(--white);
  font-size: 15px;
  font-weight: 700;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.choice input:checked + label {
  border-color: var(--navy);
  background: var(--lavender-soft);
  color: var(--navy);
}

.choice input:focus-visible + label {
  box-shadow: var(--focus-ring);
}

.field.is-invalid .choice label {
  border-color: #eab3b8;
}

.form-alert {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: var(--danger-soft);
  color: var(--danger);
  font-size: 14.5px;
  font-weight: 700;
}

.privacy-note {
  font-size: 12.5px;
  color: var(--text-muted);
  text-align: center;
}

/* =====================================================================
   9. 확인코드 / 결과조회 / 매칭 결과
   ===================================================================== */
.code-card {
  padding: 20px 16px;
  border-radius: var(--radius-lg);
  background: var(--white);
  border: 2px dashed var(--pink-line);
  box-shadow: var(--shadow);
  animation: pop 0.5s 0.15s cubic-bezier(0.2, 1.4, 0.4, 1) both;
}

.code-label {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.code-value {
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 44px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--navy);
  -webkit-user-select: all;
  user-select: all;
}

.capture-hint {
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--pink-soft);
  color: var(--pink);
  font-weight: 800;
}

.lookup-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

#f-code {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: center;
}

.lookup-result:empty {
  display: none;
}

.status-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 26px 20px;
  border-radius: var(--radius-lg);
  background: var(--white);
  box-shadow: var(--shadow);
  text-align: center;
  animation: fadeUp 0.4s ease both;
}

.status-card .big-emoji {
  font-size: 52px;
}

.status-card h2 {
  font-size: 20px;
  font-weight: 800;
  line-height: 1.4;
}

.status-card p {
  color: var(--text-muted);
  font-size: 15px;
}

.status-card .btn {
  margin-top: 4px;
}

.status-card--error {
  background: var(--danger-soft);
}

.status-card--error h2 {
  color: var(--danger);
}

/* 매칭 확정 카드 */
.match-card {
  position: relative;
  overflow: hidden;
  padding: 26px 20px 24px;
  border-radius: var(--radius-lg);
  background: linear-gradient(165deg, var(--navy) 0%, #3a2f6e 100%);
  color: var(--white);
  text-align: center;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  animation: reveal 0.6s ease both;
}

/* 하트 두 개가 만나는 애니메이션 */
.match-hearts {
  position: relative;
  width: 160px;
  height: 72px;
}

.match-hearts span {
  position: absolute;
  top: 12px;
  font-size: 40px;
  line-height: 1;
}

.match-hearts .heart-a {
  left: 50%;
  margin-left: -34px;
  animation: heartFromLeft 1s cubic-bezier(0.3, 1.3, 0.5, 1) both;
}

.match-hearts .heart-b {
  left: 50%;
  margin-left: -6px;
  animation: heartFromRight 1s cubic-bezier(0.3, 1.3, 0.5, 1) both;
}

.match-hearts .heart-burst {
  left: 50%;
  top: 0;
  margin-left: -32px;
  font-size: 64px;
  opacity: 0;
  animation: burst 0.7s 0.95s cubic-bezier(0.2, 1.5, 0.4, 1) forwards;
}

.match-kicker {
  font-size: 26px;
  font-weight: 900;
  letter-spacing: 0.04em;
  background: linear-gradient(90deg, #ffc2d6, #d9cbff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.match-team {
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: #d6dbef;
}

.match-score {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.match-score-label {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: #c4c9e2;
}

.match-score-value {
  font-size: 46px;
  font-weight: 900;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
}

.match-score-note {
  margin-top: 2px;
  font-size: 11.5px;
  color: #c4c9e2;
}

.match-info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  width: 100%;
}

.match-info div {
  padding: 12px 10px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.1);
}

.match-info dt {
  font-size: 12px;
  font-weight: 700;
  color: #c4c9e2;
}

.match-info dd {
  margin-top: 2px;
  font-size: 16px;
  font-weight: 800;
}

.match-info .match-info-time {
  grid-column: 1 / -1;
}

.match-info .match-info-time dd {
  font-size: 20px;
}

.match-secret {
  font-size: 15px;
  color: #e3e6f5;
  line-height: 1.6;
}

/* =====================================================================
   10. 관리자
   ===================================================================== */
.admin-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.admin-header-actions {
  display: flex;
  gap: 8px;
}

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

.stat {
  padding: 16px;
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.stat-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
}

.stat-value {
  margin-top: 2px;
  font-size: 26px;
  font-weight: 900;
  color: var(--navy);
  font-variant-numeric: tabular-nums;
}

.stat-sub {
  font-size: 12px;
  color: var(--text-muted);
}

.stat--text .stat-value {
  font-size: 16px;
  line-height: 1.5;
}

.admin-updated {
  margin-top: 2px;
  font-size: 12.5px;
  color: var(--text-muted);
}

.admin-section {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 18px 16px;
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.admin-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.admin-section-title {
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.admin-hint {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-muted);
}

.muted {
  color: var(--text-muted);
}

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

/* ---------- 입력 요소 (관리자) ---------- */
.input {
  width: 100%;
  min-height: 48px;
  padding: 10px 12px;
  border: 1.5px solid #d6d0e6;
  border-radius: 12px;
  background: var(--white);
  color: var(--text);
  font-size: 16px;
}

.input:focus {
  outline: none;
  border-color: var(--navy);
  box-shadow: 0 0 0 4px rgba(108, 85, 201, 0.18);
}

.input--sm {
  width: auto;
  min-height: 44px;
  font-size: 15px;
}

.btn-xs {
  width: auto;
  min-height: 36px;
  padding: 4px 10px;
  border-radius: 10px;
  font-size: 13px;
}

.btn-danger {
  background: var(--danger);
  color: var(--white);
  box-shadow: 0 8px 20px rgba(180, 35, 44, 0.22);
}

.btn-danger:hover:not(:disabled) {
  background: #951c24;
}

.badge--ok {
  background: #e3f5ec;
  color: var(--success);
}

.badge--off {
  background: var(--danger-soft);
  color: var(--danger);
}

/* ---------- 운영 설정 ---------- */
.admin-settings {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
}

.switch {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  font-weight: 700;
  cursor: pointer;
}

.switch input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}

.switch-track {
  position: relative;
  width: 50px;
  height: 30px;
  border-radius: 999px;
  background: #cfcadb;
  transition: background-color 0.2s ease;
}

.switch-track::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease;
}

.switch input:checked + .switch-track {
  background: var(--success);
}

.switch input:checked + .switch-track::after {
  transform: translateX(20px);
}

.switch input:focus-visible + .switch-track {
  box-shadow: var(--focus-ring);
}

.switch input:disabled + .switch-track {
  opacity: 0.5;
}

.admin-max-form {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
}

.admin-max-form .input {
  width: 88px;
}

/* ---------- 타임라인 ---------- */
.timeline {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.slot-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  min-height: 92px;
  padding: 10px 12px;
  border: 1.5px dashed var(--line);
  border-radius: var(--radius-sm);
  background: var(--cream);
  color: var(--text);
  font-size: 13px;
  text-align: left;
}

.slot-card.is-filled {
  border-style: solid;
  border-color: var(--pink-line);
  background: var(--pink-soft);
  cursor: pointer;
}

.slot-card.is-filled:hover {
  border-color: var(--pink);
}

.slot-card.phase-live {
  box-shadow: 0 0 0 2px var(--lavender-deep);
}

.slot-card.phase-done {
  opacity: 0.7;
}

.slot-id {
  font-size: 18px;
  font-weight: 900;
  color: var(--navy);
}

.slot-time {
  font-variant-numeric: tabular-nums;
  color: var(--text-muted);
}

.slot-phase {
  padding: 1px 8px;
  border-radius: 999px;
  background: var(--white);
  font-size: 11.5px;
  font-weight: 700;
}

.slot-phase.phase-live {
  background: var(--lavender-deep);
  color: var(--white);
}

.slot-team {
  font-weight: 800;
  color: var(--pink);
}

.slot-empty {
  color: var(--text-muted);
}

/* ---------- 매칭이 어려운 참가자 ---------- */
.hard-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 0;
  list-style: none;
}

.hard-item {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 14px;
}

.hard-blocked {
  background: var(--danger-soft);
  border: 1px solid #f3c2c6;
}

.hard-limited {
  background: var(--warn-soft);
  border: 1px solid var(--warn-line);
}

.hard-reason {
  margin-top: 2px;
  font-weight: 700;
}

/* ---------- 추천 조합 / 수동 매칭 ---------- */
.rec-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.rec-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 14px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}

.rec-card.is-invalid {
  opacity: 0.6;
  border-style: dashed;
}

.rec-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.rec-title {
  font-size: 16px;
  font-weight: 800;
}

.rec-score {
  display: flex;
  align-items: baseline;
  gap: 6px;
  color: var(--pink);
}

.rec-score-label {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.rec-score strong {
  font-size: 26px;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
}

.rec-members,
.manual-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.rec-members .chip,
.manual-chips .chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 10px;
  background: var(--lavender-soft);
  box-shadow: none;
  font-size: 13px;
}

.chip-remove {
  min-width: 28px;
  min-height: 28px;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: var(--text-muted);
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
}

.chip-remove:hover {
  background: rgba(30, 42, 74, 0.08);
  color: var(--navy);
}

.rec-lines,
.rec-reasons,
.manual-warnings,
.detail-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 0;
  list-style: none;
  font-size: 13.5px;
}

.rec-lines li {
  color: var(--success);
  font-weight: 600;
}

.rec-lines li.is-warning,
.manual-warnings li {
  color: var(--danger);
  font-weight: 700;
}

.rec-reasons li {
  color: var(--text-muted);
}

.rec-reasons li::before {
  content: "💡 ";
}

.rec-notes {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 0;
  list-style: none;
  font-size: 12.5px;
  color: #8a5a00;
}

/* 관리자 STUDY PROFILE 팝업 */
.profile-type {
  font-size: 20px;
  color: var(--navy);
}

.profile-scores {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-muted);
}

.profile-row .score-fill {
  transition: none;
}

.rec-invalid {
  font-size: 13px;
  font-weight: 700;
  color: var(--danger);
}

.rec-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.manual-panel {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.manual-score strong {
  font-size: 22px;
  color: var(--pink);
}

.manual-ok {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--success);
}

/* ---------- 참가자 표 ---------- */
.admin-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.admin-toolbar #admin-search {
  flex: 1 1 180px;
}

.check-inline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 44px;
  font-size: 14px;
  font-weight: 600;
}

.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}

.table-wrap:has(.table-empty) {
  border: 0;
}

.admin-table {
  width: 100%;
  min-width: 980px;
  border-collapse: collapse;
  font-size: 13.5px;
}

.admin-table th,
.admin-table td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  white-space: nowrap;
  vertical-align: middle;
}

.admin-table th {
  position: sticky;
  top: 0;
  background: var(--cream);
  font-size: 12.5px;
  color: var(--text-muted);
}

.admin-table tr.is-selected td {
  background: var(--lavender-soft);
}

.admin-table input[type="checkbox"] {
  width: 20px;
  height: 20px;
}

.admin-table .btn-text {
  min-height: 32px;
  color: var(--pink);
  font-weight: 800;
}

.cell-name {
  font-weight: 700;
}

.status-select {
  min-height: 36px;
  padding: 4px 8px;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  background: var(--white);
  font-size: 13px;
  font-weight: 700;
}

.status-waiting { color: #8a5a00; }
.status-matched { color: var(--pink); }
.status-checked_in { color: var(--lavender-deep); }
.status-completed { color: var(--success); }
.status-cancelled,
.status-no_show { color: var(--text-muted); }

.status-pill {
  font-weight: 700;
}

/* ---------- 개발용 도구 / 삭제 영역 ---------- */
.admin-section--dev {
  border: 1.5px dashed var(--warn-line);
}

.admin-dev-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.dev-output {
  margin: 0;
  padding: 12px;
  border-radius: var(--radius-sm);
  background: var(--navy);
  color: #e9ecf8;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.6;
  white-space: pre-wrap;
  word-break: break-word;
}

.danger-zone {
  border: 1.5px solid #f3c2c6;
  background: #fffafa;
}

.danger-zone .admin-section-title,
.danger-text {
  color: var(--danger);
  font-weight: 700;
}

/* ---------- 관리자 팝업 ---------- */
.admin-modal {
  width: calc(100% - 24px);
  max-width: 480px;
  max-height: calc(100dvh - 24px);
  padding: 0;
  border: 0;
  border-radius: var(--radius-lg);
  background: var(--white);
  color: var(--text);
  box-shadow: var(--shadow-lg);
  overflow: auto;
}

.admin-modal.is-wide {
  max-width: 640px;
}

.admin-modal::backdrop {
  background: rgba(30, 42, 74, 0.55);
}

.admin-modal-inner {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px;
}

.admin-modal-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 14.5px;
  line-height: 1.6;
}

.admin-modal-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.admin-modal-actions .btn {
  width: auto;
  min-height: 46px;
  font-size: 15px;
}

.modal-lead {
  font-weight: 800;
}

.modal-members {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: var(--cream);
  list-style: none;
}

.modal-score strong {
  font-size: 22px;
  color: var(--pink);
}

.modal-subtitle {
  font-size: 14px;
  font-weight: 800;
}

.info-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.info-row {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 8px;
  align-items: center;
}

.info-row dt {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
}

.info-row dd {
  word-break: break-all;
}

.inline-form {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-weight: 700;
}

/* =====================================================================
   11. 팝업 / 토스트 / 개발 배너
   ===================================================================== */
.card-dialog {
  width: calc(100% - 32px);
  max-width: 420px;
  max-height: calc(100dvh - 32px);
  padding: 0;
  border: 0;
  border-radius: var(--radius-lg);
  background: var(--white);
  color: var(--text);
  box-shadow: var(--shadow-lg);
  overflow: auto;
}

.card-dialog::backdrop {
  background: rgba(30, 42, 74, 0.55);
}

.card-dialog-inner {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px;
}

.card-preview {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(24px + env(safe-area-inset-bottom));
  z-index: 50;
  max-width: calc(100% - 32px);
  padding: 12px 18px;
  border-radius: 14px;
  background: var(--navy);
  color: var(--white);
  font-size: 14.5px;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  transform: translate(-50%, 20px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

.dev-banner {
  padding: 6px 12px;
  background: var(--navy);
  color: #ffd6e4;
  font-size: 12px;
  font-weight: 700;
  text-align: center;
}

/* =====================================================================
   12. 애니메이션 (CSS 만 사용)
   ===================================================================== */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}

/* 가로 이동 대신 살짝 커지며 나타남 (좁은 화면에서 가로 스크롤이 생기지 않도록) */
@keyframes slideIn {
  from { opacity: 0; transform: scale(0.97); }
  to { opacity: 1; transform: none; }
}

@keyframes reveal {
  from { opacity: 0; transform: translateY(24px) scale(0.96); }
  to { opacity: 1; transform: none; }
}

@keyframes pop {
  from { opacity: 0; transform: scale(0.4); }
  to { opacity: 1; transform: scale(1); }
}

.pop {
  animation: pop 0.6s cubic-bezier(0.2, 1.4, 0.4, 1) both;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  40% { transform: translateY(-14px); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

@keyframes heartbeat {
  0%, 100% { transform: scale(1); }
  15% { transform: scale(1.15); }
  30% { transform: scale(1); }
  45% { transform: scale(1.1); }
}

@keyframes cardLeft {
  0%, 100% { transform: translateX(-62px) rotate(-9deg); }
  50% { transform: translateX(-54px) rotate(-6deg); }
}

@keyframes cardRight {
  0%, 100% { transform: translateX(62px) rotate(9deg); }
  50% { transform: translateX(54px) rotate(6deg); }
}

@keyframes fillBar {
  from { width: 0; }
  to { width: 100%; }
}

@keyframes shimmer {
  from { background-position: 200% 0; }
  to { background-position: -200% 0; }
}

/* 작은 하트 두 개가 양쪽에서 다가와 만난 뒤 사라지고, 큰 하트가 터지듯 나타남 */
@keyframes heartFromLeft {
  0% { transform: translateX(-60px) rotate(-20deg); opacity: 0; }
  30% { opacity: 1; }
  85% { transform: translateX(10px); opacity: 1; }
  100% { transform: translateX(14px) scale(0.6); opacity: 0; }
}

@keyframes heartFromRight {
  0% { transform: translateX(60px) rotate(20deg); opacity: 0; }
  30% { opacity: 1; }
  85% { transform: translateX(-10px); opacity: 1; }
  100% { transform: translateX(-14px) scale(0.6); opacity: 0; }
}

@keyframes burst {
  from { opacity: 0; transform: scale(0.3); }
  to { opacity: 1; transform: scale(1); }
}

/* =====================================================================
   13. 반응형(PC) / 접근성(모션 줄이기)
   ===================================================================== */
@media (min-width: 768px) {
  .app {
    padding-top: 40px;
  }

  .intro-title {
    font-size: 42px;
  }

  .stats-grid {
    grid-template-columns: repeat(5, 1fr);
  }

  .timeline {
    grid-template-columns: repeat(4, 1fr);
  }

  .rec-list {
    grid-template-columns: repeat(2, 1fr);
  }

  .admin-section {
    padding: 22px;
  }

  .option-label:hover,
  .choice label:hover {
    border-color: #b9b3cc;
  }
}

/* 아주 좁은 화면(320px 대) 대응 */
@media (max-width: 359px) {
  .app {
    padding-left: 14px;
    padding-right: 14px;
  }

  .intro-title {
    font-size: 30px;
  }

  .code-value {
    font-size: 36px;
  }

  .choice-group--3 {
    grid-template-columns: 1fr;
  }
}

/* 사용자가 '동작 줄이기'를 켠 경우 애니메이션 최소화 */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    animation-delay: 0ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}