@font-face {
  font-family: 'Galmuri';
  src: url('fonts/Galmuri14.ttf') format('truetype');
}

@font-face {
  font-family: 'Mulmaru';
  src: url('fonts/Mulmaru.woff2') format('woff2'),
       url('fonts/Mulmaru.ttf') format('truetype');
}

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

:root {
  --primary: #d946ef;
  --primary-dark: #a855f7;
  --black: #2d2d2d;
  --dark-gray: #3d3d3d;
  --light-gray: #e0e0e0;
  --white: #FFFFFF;
  --danger: #FF5252;
  --success: #4CAF50;
  --warning: #FF9800;
  --gradient-start: #a855f7;
  --gradient-end: #3b82f6;
}

body {
  font-family: 'Galmuri', -apple-system, BlinkMacSystemFont, sans-serif;
  background: linear-gradient(180deg, #0f172a 0%, #1e1e2e 30%, var(--black) 100%);
  background-attachment: fixed;
  color: var(--white);
  line-height: 1.6;
  font-size: 16px;
  min-height: 100vh;
}

.container {
  max-width: 500px;
  margin: 0 auto;
  padding: 16px;
  padding-bottom: 120px;
  min-height: 100vh;
  overflow-x: hidden;
}

/* 헤더 */
.header {
  text-align: center;
  padding: 16px 0 20px;
  border-bottom: 3px solid var(--primary);
  margin-bottom: 16px;
  position: relative;
  overflow: hidden;
}

/* 떨어지는 네모 효과 */
.header::before,
.header::after {
  content: '';
  position: absolute;
  width: 8px;
  height: 8px;
  background: var(--primary);
  opacity: 0.3;
  animation: fall 4s linear infinite;
}

.header::before {
  left: 15%;
  animation-delay: 0s;
}

.header::after {
  left: 75%;
  animation-delay: 2s;
}

@keyframes fall {
  0% {
    top: -10px;
    opacity: 0;
  }
  10% {
    opacity: 0.3;
  }
  90% {
    opacity: 0.3;
  }
  100% {
    top: 100%;
    opacity: 0;
  }
}

.falling-box {
  position: absolute;
  width: 6px;
  height: 6px;
  background: var(--primary);
  opacity: 0.25;
  left: var(--left);
  animation: fall 5s linear infinite;
  animation-delay: var(--delay);
}

/* 마스코트 캐릭터 */
.mascot {
  width: 150px;
  height: auto;
  cursor: pointer;
  position: relative;
  top: 20px;
}

/* 마스코트 커서 따라가기 (JS로 처리) */

.header h1 {
  font-size: 24px;
  color: var(--primary);
  margin-bottom: 6px;
  font-weight: 700;
}

/* 픽셀 타이틀 */
.pixel-title {
  font-family: 'Press Start 2P', cursive;
  font-size: 10px;
  letter-spacing: 1px;
  color: var(--primary);
  margin-bottom: 0;
  word-break: keep-all;
  text-shadow:
    2px 2px 4px rgba(0, 0, 0, 0.5),
    0 0 10px rgba(217, 70, 239, 0.3);
}

.wave-letter {
  display: inline-block;
  animation: wave 2.5s ease-in-out infinite;
  animation-delay: calc(var(--i) * 0.1s);
}

.wave-space {
  width: 14px;
}

@keyframes wave {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

.header .subtitle {
  font-size: 18px;
  color: var(--light-gray);
}

/* 화면 공통 */
.screen {
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.screen-title {
  font-family: 'Mulmaru', sans-serif;
  font-size: 22px;
  color: var(--primary);
  margin-bottom: 16px;
  font-weight: 400;
  text-align: center;
  line-height: 1.6;
}

.screen-desc {
  font-family: 'Galmuri', sans-serif;
  font-size: 14px;
  color: var(--light-gray);
  margin-bottom: 24px;
}

/* 뒤로가기 네비게이션 */
.back-nav {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}

.back-btn {
  background: var(--gradient-end);
  border: none;
  color: var(--white);
  width: 40px;
  height: 40px;
  padding: 0;
  font-size: 18px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.back-btn:active {
  background: var(--primary);
  color: var(--black);
}

.back-text {
  font-family: 'Mulmaru', sans-serif;
  font-size: 16px;
  color: var(--white);
}

.back-nav .screen-title {
  margin-bottom: 0;
  text-align: left;
  font-size: 20px;
}

/* 메인 버튼 (큰 카드형) */
.main-buttons {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 24px;
}

.big-btn {
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  border: none;
  border-radius: 50px;
  padding: 20px;
  cursor: pointer;
  display: grid;
  grid-template-columns: 80px 1fr;
  grid-template-rows: auto auto;
  align-items: center;
  gap: 4px 12px;
  transition: all 0.2s;
  box-shadow: 0 4px 15px rgba(168, 85, 247, 0.3);
}

.big-btn:active {
  transform: scale(0.98);
  box-shadow: 0 2px 10px rgba(168, 85, 247, 0.4);
}

.big-btn .btn-text,
.big-btn .btn-desc {
  color: var(--white);
}

.big-btn:active .btn-text,
.big-btn:active .btn-desc {
  color: var(--white);
}

.btn-icon {
  font-size: 48px;
  grid-row: 1 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-icon-img {
  width: 80px;
  height: auto;
  animation: pulse-icon 2s ease-in-out infinite;
  grid-row: 1 / 3;
}

.big-btn:nth-child(2) .btn-icon-img {
  animation-delay: 1s;
}

@keyframes pulse-icon {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

.btn-text {
  font-family: 'Mulmaru', sans-serif;
  font-size: 22px;
  font-weight: 400;
  color: var(--white);
  text-align: left;
  padding-left: 43px;
}

.btn-desc {
  font-family: 'Galmuri', sans-serif;
  font-size: 12px;
  color: var(--light-gray);
  text-align: left;
  padding-left: 43px;
}

/* Coming Soon */
.coming-soon {
  text-align: center;
  padding: 60px 20px;
  background: var(--dark-gray);
  border-radius: 16px;
  margin-top: 24px;
}

.coming-icon {
  font-size: 64px;
  display: block;
  margin-bottom: 16px;
}

.coming-text {
  font-size: 28px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
}

.coming-desc {
  font-size: 18px;
  color: var(--light-gray);
  line-height: 1.8;
}

/* 아코디언 - iOS 스타일 입체감 */
.accordion {
  background: linear-gradient(145deg, #454545, #353535);
  border-radius: 16px;
  margin-bottom: 12px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow:
    0 4px 6px rgba(0, 0, 0, 0.3),
    0 1px 3px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.accordion.active {
  border-color: var(--primary);
  box-shadow:
    0 4px 12px rgba(217, 70, 239, 0.3),
    0 1px 3px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.accordion-btn {
  width: 100%;
  padding: 18px 20px;
  background: none;
  border: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: 'Mulmaru', sans-serif;
  font-size: 18px;
  font-weight: 400;
  cursor: pointer;
  color: var(--white);
}

.accordion-btn .arrow {
  font-size: 14px;
  color: var(--primary);
  transition: transform 0.3s;
}

.accordion.active .accordion-btn .arrow {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  padding: 0 20px;
}

.accordion.active .accordion-content {
  max-height: 1200px;
  padding: 0 20px 20px;
}

.accordion-content label {
  display: flex;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid #444;
  font-size: 18px;
  cursor: pointer;
  color: var(--white);
}

.accordion-content label:last-child {
  border-bottom: none;
}

.accordion-content input[type="checkbox"] {
  width: 28px;
  height: 28px;
  margin-right: 16px;
  accent-color: var(--primary);
}

/* 물리점검 항목 (신축 전용) */
.physical-check {
  margin-top: 16px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  border-left: 4px solid var(--primary);
}

.physical-check.new-only {
  display: none;
}

.inspection-new .physical-check.new-only {
  display: block;
}

.physical-badge {
  display: inline-block;
  padding: 6px 12px;
  background: var(--primary);
  color: var(--black);
  font-size: 14px;
  font-weight: 700;
  border-radius: 16px;
  margin-bottom: 10px;
  animation: jiggle-icon 2s ease-in-out infinite;
}

@keyframes jiggle-icon {
  0%, 100% { transform: rotate(0deg); }
  20% { transform: rotate(-10deg); }
  40% { transform: rotate(10deg); }
  60% { transform: rotate(-5deg); }
  80% { transform: rotate(5deg); }
}

.physical-check label {
  border-bottom-color: rgba(255, 214, 0, 0.3) !important;
  font-size: 16px !important;
  color: var(--primary) !important;
}

.physical-check label:last-child {
  border-bottom: none !important;
}

/* 다음 버튼 */
.next-btn {
  width: 100%;
  padding: 20px;
  background: var(--gradient-end);
  color: var(--white);
  border: none;
  border-radius: 12px;
  font-family: 'Mulmaru', sans-serif;
  font-size: 20px;
  font-weight: 400;
  cursor: pointer;
  margin-top: 24px;
  transition: all 0.2s;
}

.next-btn:active {
  background: #2563eb;
  transform: scale(0.98);
}

/* 장소 선택 */
.location-selectors {
  margin-bottom: 16px;
}

.location-row {
  display: flex;
  gap: 6px;
  margin-bottom: 8px;
  width: 100%;
  box-sizing: border-box;
}

.location-row input,
.defect-type-row input {
  flex: 1;
  min-width: 0;
  padding: 10px 6px;
  border: 2px solid var(--primary);
  border-radius: 8px;
  font-size: 13px;
  background: var(--dark-gray);
  color: var(--white);
  box-sizing: border-box;
}

.location-row input::placeholder,
.defect-type-row input::placeholder {
  color: #888;
  font-size: 12px;
}

.defect-type-row input {
  width: 100%;
}

/* 커스텀 카메라 */
.camera-container {
  position: relative;
  width: 100%;
  aspect-ratio: 3/4;
  background: #000;
  border-radius: 16px;
  overflow: hidden;
  border: 3px solid var(--primary);
}

#cameraPreview {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.camera-guide {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  gap: 8px;
  pointer-events: none;
}

.guide-circle {
  width: 180px;
  height: 180px;
  border: 2px solid var(--primary);
  border-radius: 50%;
  opacity: 0.8;
}

.guide-arrow {
  font-size: 24px;
  color: var(--primary);
  opacity: 0.8;
  animation: pulse 1.5s ease-in-out infinite;
}

.guide-arrow-left {
  animation-delay: 0s;
}

.guide-arrow-right {
  animation-delay: 0.75s;
}

@keyframes pulse {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.1); }
}

.camera-info {
  position: absolute;
  bottom: 70px;
  left: 0;
  right: 0;
  text-align: center;
  padding: 8px 16px;
  background: rgba(0, 0, 0, 0.7);
  color: var(--primary);
  font-size: 14px;
  font-weight: 600;
}

.capture-btn {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 14px 32px;
  background: var(--primary);
  color: var(--black);
  border: none;
  border-radius: 30px;
  font-size: 18px;
  font-weight: 700;
  cursor: pointer;
}

.capture-btn:active {
  background: var(--primary-dark);
  transform: translateX(-50%) scale(0.95);
}

/* 갤러리 업로드 옵션 */
.upload-option {
  position: relative;
  margin-top: 12px;
}

.upload-option input[type="file"] {
  position: absolute;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.upload-small-label {
  display: block;
  text-align: center;
  padding: 14px 20px;
  border: 2px solid var(--primary);
  border-radius: 10px;
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
  background: var(--dark-gray);
  cursor: pointer;
}

.upload-small-label:active {
  background: var(--primary);
  color: var(--black);
}

/* 기존 업로드 영역 (숨김) */
.upload-area {
  position: relative;
  margin-top: 16px;
  display: none;
}

.upload-area input[type="file"] {
  position: absolute;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

.upload-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 20px;
  border: 3px dashed var(--primary);
  border-radius: 16px;
  cursor: pointer;
  background: var(--dark-gray);
  transition: all 0.3s;
}

.upload-label:active {
  background: var(--primary);
}

.upload-label:active .upload-text {
  color: var(--black);
}

.upload-icon {
  font-size: 64px;
  margin-bottom: 12px;
}

.upload-text {
  font-size: 22px;
  font-weight: 600;
  color: var(--white);
}

/* 캔버스 */
.canvas-container {
  margin: 20px 0;
}

.canvas-container.preview-small {
  max-width: 200px;
  margin: 16px auto;
}

#drawCanvas {
  width: 100%;
  border-radius: 12px;
  border: 3px solid var(--primary);
  touch-action: none;
  background: var(--dark-gray);
}

.canvas-hint {
  text-align: center;
  font-size: 16px;
  color: var(--primary);
  margin: 12px 0;
}

.canvas-tools {
  display: flex;
  gap: 12px;
  margin-top: 12px;
}

.tool-btn {
  flex: 1;
  padding: 16px;
  border: 2px solid var(--primary);
  border-radius: 10px;
  background: var(--dark-gray);
  font-size: 18px;
  font-weight: 600;
  cursor: pointer;
  color: var(--white);
  transition: all 0.2s;
}

.tool-btn:active {
  background: var(--primary);
  color: var(--black);
}

/* 위치 선택 / 메모 */
.location-select,
.memo-input {
  margin: 20px 0;
}

.location-select label,
.memo-input label {
  display: block;
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--primary);
}

.location-select select,
.memo-input input {
  width: 100%;
  padding: 16px;
  border: 2px solid var(--primary);
  border-radius: 10px;
  font-size: 18px;
  background: var(--dark-gray);
  color: var(--white);
}

.location-select select:focus,
.memo-input input:focus {
  outline: none;
  border-color: var(--primary);
  background: var(--black);
}

.memo-input input::placeholder {
  color: #888;
}

/* 버튼 영역 */
.action-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 20px;
}

/* 저장 + 다시 촬영 버튼 */
.save-next-btn {
  width: 100%;
  padding: 18px;
  background: var(--success);
  color: var(--white);
  border: none;
  border-radius: 12px;
  font-size: 20px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}

.save-next-btn:active {
  background: #388E3C;
  transform: scale(0.98);
}

/* 분석 버튼 */
.analyze-btn {
  width: 100%;
  padding: 18px;
  background: var(--primary);
  color: var(--black);
  border: none;
  border-radius: 12px;
  font-size: 20px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}

.analyze-btn:active {
  background: var(--primary-dark);
  transform: scale(0.98);
}

.analyze-btn:disabled {
  background: #555;
  color: #888;
  cursor: not-allowed;
}

/* 로딩 */
.loading {
  text-align: center;
  padding: 48px;
}

.spinner {
  width: 56px;
  height: 56px;
  border: 5px solid var(--dark-gray);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 20px;
}

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

.loading p {
  color: var(--primary);
  font-size: 20px;
  font-weight: 600;
}

/* 결과 */
.result {
  margin-top: 24px;
  padding: 24px;
  background: var(--dark-gray);
  border-radius: 16px;
  border: 2px solid var(--primary);
}

.result h3 {
  font-size: 24px;
  margin-bottom: 16px;
  color: var(--primary);
}

#resultContent {
  font-size: 18px;
  line-height: 1.8;
  color: var(--white);
}

#resultContent .severity {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 24px;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
}

#resultContent .severity.low {
  background: #1B5E20;
  color: #A5D6A7;
}

#resultContent .severity.medium {
  background: #E65100;
  color: #FFCC80;
}

#resultContent .severity.high {
  background: #B71C1C;
  color: #EF9A9A;
}

#resultContent p {
  margin-bottom: 14px;
}

#resultContent strong {
  color: var(--primary);
}

#resultContent h4 {
  color: var(--primary);
  margin: 20px 0 12px;
  font-size: 20px;
}

#resultContent hr {
  border: none;
  border-top: 1px solid #555;
  margin: 20px 0;
}

#resultContent ul {
  margin-left: 20px;
  margin-bottom: 14px;
}

#resultContent li {
  margin-bottom: 8px;
}

/* AI 피드백 버튼 */
.feedback-section {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 2px solid #444;
}

.feedback-label {
  font-size: 16px;
  color: var(--light-gray);
  margin-bottom: 12px;
  text-align: center;
}

.feedback-buttons {
  display: flex;
  gap: 12px;
}

.feedback-btn {
  flex: 1;
  padding: 14px;
  border: 2px solid;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}

.feedback-btn.defect {
  background: transparent;
  border-color: var(--danger);
  color: var(--danger);
}

.feedback-btn.defect:active,
.feedback-btn.defect.selected {
  background: var(--danger);
  color: var(--white);
}

.feedback-btn.normal {
  background: transparent;
  border-color: var(--success);
  color: var(--success);
}

.feedback-btn.normal:active,
.feedback-btn.normal.selected {
  background: var(--success);
  color: var(--white);
}

.feedback-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.feedback-status {
  text-align: center;
  margin-top: 12px;
  font-size: 14px;
  color: var(--primary);
}

/* 사후점검 - 하자 목록 */
.defect-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 16px;
}

.defect-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background: var(--dark-gray);
  border-radius: 12px;
  border: 2px solid transparent;
  transition: all 0.2s;
}

.defect-item.checked {
  border-color: var(--success);
  opacity: 0.7;
}

.defect-item .thumbnail {
  width: 60px;
  height: 60px;
  border-radius: 8px;
  object-fit: cover;
  flex-shrink: 0;
}

.defect-item .info {
  flex: 1;
  min-width: 0;
}

.defect-item .location {
  font-size: 14px;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.defect-item .defect-type {
  font-size: 12px;
  color: var(--primary);
}

.defect-item .date {
  font-size: 11px;
  color: #888;
  margin-top: 2px;
}

.defect-item .check-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid var(--primary);
  background: transparent;
  color: var(--primary);
  font-size: 18px;
  cursor: pointer;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.defect-item.checked .check-btn {
  background: var(--success);
  border-color: var(--success);
  color: var(--white);
}

.defect-item .delete-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: var(--danger);
  color: var(--white);
  font-size: 14px;
  cursor: pointer;
  flex-shrink: 0;
}

/* 빈 상태 */
.empty-state {
  text-align: center;
  padding: 48px 20px;
  background: var(--dark-gray);
  border-radius: 16px;
  margin-top: 24px;
}

.empty-icon {
  font-size: 48px;
  display: block;
  margin-bottom: 12px;
}

.empty-text {
  font-size: 20px;
  font-weight: 600;
  color: var(--light-gray);
  margin-bottom: 8px;
}

.empty-desc {
  font-size: 14px;
  color: #888;
  line-height: 1.6;
}

/* 진행률 */
.progress-section {
  margin-top: 24px;
  padding: 16px;
  background: var(--dark-gray);
  border-radius: 12px;
}

.progress-bar {
  height: 8px;
  background: #444;
  border-radius: 4px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--success);
  border-radius: 4px;
  transition: width 0.3s;
  width: 0%;
}

.progress-text {
  text-align: center;
  margin-top: 8px;
  font-size: 14px;
  color: var(--light-gray);
}

/* 전체 삭제 */
.clear-all-btn {
  width: 100%;
  padding: 14px;
  margin-top: 20px;
  background: transparent;
  border: 2px solid var(--danger);
  border-radius: 10px;
  color: var(--danger);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
}

.clear-all-btn:active {
  background: var(--danger);
  color: var(--white);
}

/* PDF 버튼 */
.pdf-btn {
  width: 100%;
  padding: 16px;
  margin-top: 12px;
  background: #2196F3;
  border: none;
  border-radius: 10px;
  color: var(--white);
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
}

.pdf-btn:active {
  background: #1976D2;
}

/* 서브 버튼 (고객/관리자) */
.sub-buttons {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

.sub-btn {
  flex: 1;
  padding: 14px;
  background: var(--dark-gray);
  border: 2px solid #555;
  border-radius: 10px;
  color: var(--light-gray);
  font-family: 'Galmuri', sans-serif;
  font-size: 12px;
  font-weight: 400;
  cursor: pointer;
}

.sub-btn:active {
  background: #444;
}

.sub-btn.admin {
  border-color: var(--primary);
  color: var(--primary);
}

/* 시리얼 입력 */
.serial-input-section {
  margin-top: 24px;
}

.serial-input {
  width: 100%;
  padding: 16px;
  border: 2px solid var(--primary);
  border-radius: 10px;
  font-size: 18px;
  text-align: center;
  background: var(--dark-gray);
  color: var(--white);
  margin-bottom: 12px;
}

.serial-input::placeholder {
  color: #666;
  text-transform: none;
}

.error-text {
  color: var(--danger);
  font-size: 14px;
  text-align: center;
  margin-top: 8px;
}

/* 관리자 대시보드 */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--dark-gray);
  border-radius: 12px;
  padding: 20px;
  text-align: center;
  border: 2px solid #444;
}

.stat-number {
  display: block;
  font-size: 32px;
  font-weight: 800;
  color: var(--primary);
}

.stat-label {
  font-size: 14px;
  color: var(--light-gray);
}

.admin-section {
  background: var(--dark-gray);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 16px;
}

.admin-section h3 {
  color: var(--primary);
  font-size: 16px;
  margin-bottom: 12px;
}

.serial-create-row {
  display: flex;
  gap: 8px;
}

.serial-label-input {
  flex: 1;
  padding: 12px;
  border: 2px solid #555;
  border-radius: 8px;
  font-size: 14px;
  background: var(--black);
  color: var(--white);
}

.create-btn {
  padding: 12px 20px;
  background: var(--primary);
  color: var(--black);
  border: none;
  border-radius: 8px;
  font-weight: 700;
  cursor: pointer;
}

.new-serial-code {
  margin-top: 12px;
  padding: 12px;
  background: var(--black);
  border-radius: 8px;
  text-align: center;
  font-family: monospace;
  font-size: 18px;
  color: var(--success);
  word-break: break-all;
}

.serial-list {
  max-height: 300px;
  overflow-y: auto;
}

.serial-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px;
  border-bottom: 1px solid #444;
}

.serial-item:last-child {
  border-bottom: none;
}

.serial-code {
  font-family: monospace;
  font-size: 12px;
  color: var(--primary);
}

.serial-label-text {
  font-size: 12px;
  color: var(--light-gray);
}

.serial-status {
  font-size: 11px;
  padding: 4px 8px;
  border-radius: 12px;
}

.serial-status.registered {
  background: var(--success);
  color: var(--white);
}

.serial-status.pending {
  background: #555;
  color: var(--light-gray);
}

/* 현재 고객 라벨 */
.current-customer-label {
  background: #38bdf8;
  color: var(--black);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
  display: inline-block;
  margin-bottom: 16px;
}

/* 고객 시리얼 목록 (사장님용) */
.customer-serial-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
  max-height: 300px;
  overflow-y: auto;
}

.customer-serial-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px;
  background: var(--dark-gray);
  border: 2px solid #444;
  border-radius: 10px;
  cursor: pointer;
}

.customer-serial-item:active {
  border-color: var(--primary);
  background: #444;
}

.customer-serial-item .label {
  font-size: 16px;
  color: var(--white);
}

.customer-serial-item .code {
  font-size: 12px;
  color: var(--primary);
  font-family: monospace;
}

.manual-serial-section {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid #444;
}

/* Rate limit 경고 */
.rate-limit-warning {
  background: var(--danger);
  color: var(--white);
  padding: 12px;
  border-radius: 8px;
  text-align: center;
  margin-bottom: 16px;
}

/* 푸터 */
.footer {
  text-align: center;
  padding: 24px;
  margin-top: 40px;
  border-top: 2px solid var(--dark-gray);
}

.footer p {
  font-size: 14px;
  color: #888;
}

.footer-note {
  margin-top: 8px;
  font-size: 12px !important;
}

/* 건설사 선택 */
.constructor-row {
  margin-bottom: 12px;
}

.constructor-select {
  width: 100%;
  padding: 12px;
  font-size: 16px;
  background: var(--dark-gray);
  color: var(--white);
  border: 2px solid var(--primary);
  border-radius: 8px;
  cursor: pointer;
}

.constructor-select:focus {
  outline: none;
  border-color: var(--primary-dark);
}

/* 집주인 문자 생성 섹션 */
.message-section {
  background: var(--dark-gray);
  border-radius: 12px;
  padding: 16px;
  margin: 20px 0;
}

.message-label {
  font-size: 16px;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 12px;
}

.message-buttons {
  display: flex;
  gap: 8px;
}

.message-btn {
  flex: 1;
  background: var(--primary);
  color: var(--black);
  border: none;
  padding: 12px 16px;
  font-size: 16px;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
}

.message-btn:active {
  background: var(--primary-dark);
}

.message-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* 생성된 문자 영역 */
.generated-message {
  background: var(--dark-gray);
  border-radius: 12px;
  padding: 16px;
  margin: 16px 0;
  border: 2px solid var(--primary);
}

.message-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.message-header span {
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
}

.message-type-select {
  background: var(--black);
  color: var(--white);
  border: 1px solid var(--primary);
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 14px;
}

.message-textarea {
  width: 100%;
  background: var(--black);
  color: var(--white);
  border: 1px solid #555;
  border-radius: 8px;
  padding: 12px;
  font-size: 14px;
  line-height: 1.6;
  resize: none;
  font-family: inherit;
}

.message-textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.message-textarea:not([readonly]) {
  background: #2a2a2a;
  border-color: var(--primary);
}

.message-actions {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

.copy-btn, .edit-btn {
  flex: 1;
  padding: 10px;
  font-size: 14px;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
}

.copy-btn {
  background: var(--success);
  color: white;
  border: none;
}

.edit-btn {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.copy-btn:active {
  opacity: 0.8;
}

.edit-btn:active {
  background: var(--primary);
  color: var(--black);
}

/* 문자 생성 팁 */
.message-tips {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid #444;
}

.tips-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 8px;
}

.tip-item {
  font-size: 13px;
  color: #aaa;
  margin: 4px 0;
}

/* 모바일 최적화 */
@media (max-width: 400px) {
  .container {
    padding: 12px;
  }

  .header h1 {
    font-size: 32px;
  }

  .screen-title {
    font-size: 24px;
  }

  .big-btn {
    padding: 24px 20px;
  }

  .btn-icon {
    font-size: 40px;
  }

  .btn-text {
    font-size: 24px;
  }

  .upload-icon {
    font-size: 48px;
  }

  .message-textarea {
    font-size: 13px;
  }
}