/* ============================================================
   펫메이트 (PetMate) - 전체 스타일시트
   에고그램 테스트 스타일의 깔끔한 UI

   색상 팔레트:
   - 배경:    #f8f9fa (연한 회색)
   - 카드:    #ffffff (흰색)
   - 강조1:   #fff3cd (연노랑)
   - 강조2:   #f8d7da (연분홍)
   - 강조3:   #cce7ff (연파랑)
   - 메인:    #4a90d9 (파란색)
   - 텍스트:  #333333
============================================================ */

/* ============================================================
   기본 리셋 & 전역 설정
============================================================ */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #f8f9fa;
  --card: #ffffff;
  --yellow: #fff3cd;
  --pink: #f8d7da;
  --blue: #cce7ff;
  --green: #d4edda;
  --purple: #e2d9f3;
  --primary: #4a90d9;
  --primary-dark: #357abd;
  --text: #333333;
  --text-light: #666666;
  --text-muted: #999999;
  --border: #e9ecef;
  --shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.14);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-xs: 6px;
  --transition: all 0.25s ease;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Malgun Gothic', '맑은 고딕',
               'Apple SD Gothic Neo', 'Noto Sans KR', sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
img { max-width: 100%; height: auto; display: block; }

/* ============================================================
   공통 헤더
============================================================ */

.site-header {
  background: var(--card);
  border-bottom: 2px solid var(--border);
  padding: 16px 24px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.header-inner {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--primary);
}

.logo span { font-size: 1.6rem; }

.header-subtitle {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ============================================================
   메인 레이아웃 컨테이너
============================================================ */

.container {
  max-width: 760px;
  margin: 0 auto;
  padding: 24px 16px 80px;
}

/* ============================================================
   카드 컴포넌트
============================================================ */

.card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 24px;
  margin-bottom: 20px;
  transition: var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-hover);
}

/* ============================================================
   인덱스 페이지 (index.html)
============================================================ */

.hero-section {
  text-align: center;
  padding: 60px 24px 40px;
}

.hero-emoji {
  font-size: 5rem;
  display: block;
  margin-bottom: 16px;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.hero-title {
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--primary);
  margin-bottom: 8px;
  letter-spacing: -0.5px;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-light);
  margin-bottom: 32px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 40px;
}

.feature-card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px 16px;
  text-align: center;
  transition: var(--transition);
}

.feature-card:nth-child(1) { border-top: 4px solid #4a90d9; }
.feature-card:nth-child(2) { border-top: 4px solid #e74c6c; }
.feature-card:nth-child(3) { border-top: 4px solid #27ae60; }

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.feature-icon { font-size: 2.4rem; margin-bottom: 10px; }
.feature-title { font-size: 0.95rem; font-weight: 700; margin-bottom: 6px; }
.feature-desc { font-size: 0.82rem; color: var(--text-light); }

.btn-start-wrap {
  text-align: center;
  margin-bottom: 40px;
}

.btn-primary {
  display: inline-block;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  font-size: 1.1rem;
  font-weight: 700;
  padding: 16px 48px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(74, 144, 217, 0.35);
  transition: var(--transition);
  text-decoration: none;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(74, 144, 217, 0.45);
}

.btn-primary:active { transform: translateY(0); }

.breed-preview {
  text-align: center;
  margin-bottom: 20px;
}

.breed-preview-title {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

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

.breed-tag {
  background: var(--yellow);
  border-radius: 20px;
  padding: 4px 14px;
  font-size: 0.82rem;
  color: var(--text-light);
}

/* ============================================================
   테스트 페이지 (test.html)
============================================================ */

.progress-section {
  background: var(--card);
  padding: 16px 20px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 20px;
}

.progress-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.progress-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text);
}

.progress-count {
  font-size: 0.85rem;
  color: var(--primary);
  font-weight: 700;
}

.progress-bar-bg {
  background: var(--border);
  border-radius: 10px;
  height: 10px;
  overflow: hidden;
}

.progress-bar-fill {
  background: linear-gradient(90deg, var(--primary), #7ab8f5);
  height: 100%;
  border-radius: 10px;
  transition: width 0.5s ease;
  width: 0%;
}

.page-indicator-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 20px;
  padding: 10px 0;
}

.page-dot {
  width: 36px;
  height: 6px;
  border-radius: 3px;
  background: var(--border);
  transition: var(--transition);
}

.page-dot.active { background: var(--primary); }

.page-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  min-width: 60px;
  text-align: center;
}

.question-card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px 20px;
  margin-bottom: 16px;
  border-left: 4px solid transparent;
  transition: var(--transition);
}

.question-card.shake {
  animation: shake 0.5s ease;
  border-left-color: #e74c6c;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%       { transform: translateX(-6px); }
  40%       { transform: translateX(6px); }
  60%       { transform: translateX(-4px); }
  80%       { transform: translateX(4px); }
}

.question-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.question-number {
  background: var(--blue);
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: 20px;
}

.question-emoji { font-size: 1.3rem; }

.question-category {
  font-size: 0.75rem;
  color: var(--text-muted);
  background: var(--bg);
  padding: 2px 8px;
  border-radius: 10px;
  margin-left: auto;
}

.question-text {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 16px;
  line-height: 1.5;
}

.options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 10px;
}

.option-btn {
  background: var(--bg);
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 10px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  line-height: 1.4;
  font-family: inherit;
  word-break: keep-all;
}

.option-btn:hover {
  border-color: var(--primary);
  background: #eef5fb;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(74, 144, 217, 0.2);
}

.option-btn.selected {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(74, 144, 217, 0.35);
}

.nav-buttons {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 24px;
  padding: 0 4px;
}

.btn-nav {
  flex: 1;
  max-width: 200px;
  padding: 14px 20px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--card);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.btn-nav:hover:not(:disabled) {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}

.btn-nav:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn-nav.btn-submit {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-color: var(--primary);
  color: white;
  box-shadow: 0 4px 16px rgba(74, 144, 217, 0.3);
}

.btn-nav.btn-submit:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(74, 144, 217, 0.4);
}

.loading-screen {
  text-align: center;
  padding: 60px 20px;
}

.loading-spinner {
  width: 60px;
  height: 60px;
  border: 4px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  margin: 0 auto 20px;
  animation: spin 0.8s linear infinite;
}

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

.loading-text {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}

.loading-sub {
  font-size: 1.5rem;
  animation: pulse 1.2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.95); }
}

/* ============================================================
   결과 페이지 (result.html)
============================================================ */

.result-banner {
  background: linear-gradient(135deg, var(--blue), #b3d9ff);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  margin-bottom: 20px;
}

.result-banner-text {
  font-size: 0.9rem;
  color: var(--primary-dark);
  font-weight: 600;
}

.pet-photo-card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  margin-bottom: 20px;
}

.pet-image-wrap {
  position: relative;
  width: 100%;
  height: 360px;
  overflow: hidden;
  background: var(--bg);
}

.pet-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: transform 0.5s ease;
  image-rendering: high-quality;
}

.pet-image-wrap:hover img {
  transform: scale(1.04);
}

.pet-image-placeholder {
  width: 100%;
  height: 100%;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
  background: var(--yellow);
}

.pet-info-section {
  padding: 24px;
}

.pet-name {
  font-size: 2rem;
  font-weight: 900;
  color: var(--text);
  margin-bottom: 4px;
}

.pet-subtitle {
  font-size: 1rem;
  color: var(--text-light);
  margin-bottom: 20px;
}

.match-score-wrap {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
  padding: 16px 20px;
  background: var(--yellow);
  border-radius: var(--radius-sm);
}

.match-percent-label {
  font-size: 0.85rem;
  color: var(--text-light);
  margin-bottom: 4px;
}

.match-percent-value {
  font-size: 2.6rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
}

.star-wrap { display: flex; gap: 4px; }

.star {
  font-size: 1.6rem;
  transition: var(--transition);
}

.star.filled { color: #f39c12; }
.star.empty { color: var(--border); }

.pet-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.tag {
  background: var(--blue);
  color: var(--primary-dark);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 20px;
}

.tag-sm { font-size: 0.75rem; padding: 3px 10px; }

.pet-desc-text {
  font-size: 0.95rem;
  color: var(--text-light);
  font-style: italic;
  padding: 12px 16px;
  background: var(--pink);
  border-radius: var(--radius-sm);
  margin-bottom: 0;
}

.section-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-title::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 18px;
  background: var(--primary);
  border-radius: 2px;
}

.match-points-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.match-points-list li {
  display: flex;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--text);
  line-height: 1.5;
}

.point-icon { flex-shrink: 0; font-size: 1rem; }

.trait-item {
  margin-bottom: 14px;
}

.trait-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 6px;
}

.trait-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
}

.trait-value {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.trait-bar-bg {
  background: var(--bg);
  border-radius: 6px;
  height: 14px;
  overflow: hidden;
  border: 1px solid var(--border);
}

.trait-bar-fill {
  height: 100%;
  border-radius: 6px;
  transition: width 1s ease-out;
}

.care-tips-list, .cautions-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.care-tips-list li, .cautions-list li {
  display: flex;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text);
  line-height: 1.5;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
}

.care-tips-list li { background: var(--blue); }
.cautions-list li  { background: var(--pink); }

.tip-icon, .caution-icon { flex-shrink: 0; }

.monthly-cost-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: var(--green);
  border-radius: var(--radius-sm);
}

.cost-label {
  font-size: 0.88rem;
  color: #2d6a4f;
  font-weight: 600;
}

.cost-value {
  font-size: 1.3rem;
  font-weight: 800;
  color: #1a4731;
}

.action-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 8px;
}

.btn-other-matches {
  width: 100%;
  padding: 16px;
  background: var(--yellow);
  border: 2px solid #f0c040;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 700;
  color: #7a5c00;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}

.btn-other-matches:hover {
  background: #ffe89a;
  transform: translateY(-2px);
}

.btn-row {
  display: flex;
  gap: 12px;
}

.btn-retry, .btn-share {
  flex: 1;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
  border: 2px solid;
}

.btn-retry {
  background: var(--card);
  border-color: var(--border);
  color: var(--text);
}

.btn-retry:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}

.btn-share {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-color: var(--primary);
  color: white;
  box-shadow: 0 4px 14px rgba(74, 144, 217, 0.3);
}

.btn-share:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(74, 144, 217, 0.4);
}

/* ============================================================
   모달
============================================================ */

.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.modal-overlay.modal-open {
  opacity: 1;
}

.modal-content {
  background: var(--card);
  border-radius: var(--radius);
  padding: 28px 24px;
  max-width: 600px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  transform: translateY(20px);
  transition: transform 0.3s ease;
  position: relative;
}

.modal-overlay.modal-open .modal-content {
  transform: translateY(0);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.modal-title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text);
}

.btn-close-modal {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-muted);
  transition: var(--transition);
  padding: 4px;
  line-height: 1;
}

.btn-close-modal:hover { color: var(--text); transform: rotate(90deg); }

.other-match-card {
  display: flex;
  gap: 16px;
  padding: 16px;
  border-radius: var(--radius-sm);
  background: var(--bg);
  margin-bottom: 12px;
  transition: var(--transition);
}

.other-match-card:hover {
  background: #eff6ff;
  transform: translateX(4px);
}

.other-match-rank {
  flex-shrink: 0;
  background: var(--primary);
  color: white;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 4px 8px;
  border-radius: 6px;
  height: fit-content;
}

.other-match-img {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.other-match-emoji-placeholder {
  width: 80px;
  height: 80px;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  background: var(--yellow);
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}

.other-match-info { flex: 1; min-width: 0; }

.other-match-name {
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: 4px;
}

.other-match-score {
  font-size: 0.85rem;
  color: var(--primary);
  font-weight: 700;
  margin-bottom: 6px;
}

.other-match-desc {
  font-size: 0.82rem;
  color: var(--text-light);
  margin-bottom: 8px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.other-match-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

/* ============================================================
   토스트 메시지
============================================================ */

.toast-msg {
  position: fixed;
  bottom: -80px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(33, 37, 41, 0.92);
  color: white;
  padding: 12px 24px;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  z-index: 9999;
  transition: bottom 0.3s ease;
  white-space: nowrap;
  backdrop-filter: blur(10px);
}

.toast-msg.show { bottom: 32px; }

/* ============================================================
   결과 없음 화면
============================================================ */

.no-results {
  text-align: center;
  padding: 60px 20px;
}

.no-results-emoji { font-size: 4rem; margin-bottom: 16px; }
.no-results h2 { font-size: 1.4rem; font-weight: 800; margin-bottom: 12px; }
.no-results p { color: var(--text-light); margin-bottom: 24px; }

/* ============================================================
   푸터
============================================================ */

.site-footer {
  text-align: center;
  padding: 24px 16px;
  color: var(--text-muted);
  font-size: 0.82rem;
  border-top: 1px solid var(--border);
  margin-top: 40px;
}

/* ============================================================
   모바일 반응형
============================================================ */

@media (max-width: 768px) {
  .container { padding: 16px 12px 60px; }
  .hero-title { font-size: 1.9rem; }
  .hero-emoji { font-size: 4rem; }
  .features-grid { grid-template-columns: 1fr; gap: 12px; }
  .options-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .option-btn { font-size: 0.82rem; padding: 10px 8px; }
  .question-text { font-size: 0.95rem; }
  .nav-buttons { gap: 8px; }
  .btn-nav { font-size: 0.88rem; padding: 12px 16px; }
  .pet-image-wrap { height: 260px; }
  .pet-name { font-size: 1.6rem; }
  .match-score-wrap { flex-direction: column; gap: 8px; text-align: center; }
  .btn-row { flex-direction: column; }
}

@media (max-width: 480px) {
  .options-grid { grid-template-columns: 1fr; }
  .hero-section { padding: 40px 16px 24px; }
  .card { padding: 20px 16px; }
  .modal-content { padding: 20px 16px; }
}

/* ============================================================
   유틸리티 & 애니메이션
============================================================ */

.fade-in { animation: fadeInUp 0.5s ease both; }

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }