/* ============================
   CSS 변수 (다크 테마)
============================ */
:root {
  --bg:          #0F0F13;
  --card:        #1A1A24;
  --point:       #6C63FF;
  --point-hover: #A78BFA;
  --text:        #F0F0F5;
  --subtext:     #8B8B9E;
  --success:     #34D399;
  --border:      rgba(108, 99, 255, 0.3);
  --glow:        rgba(108, 99, 255, 0.5);
  --radius:      16px;
}

/* ============================
   리셋 & 공통
============================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  transition: all 0.2s ease;
}

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: 'Pretendard', 'Inter', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  min-height: 100vh;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
}

a {
  color: var(--point-hover);
  text-decoration: none;
}
a:hover { color: var(--text); }

/* ============================
   헤더
============================ */
.header {
  padding: 40px 0 20px;
  text-align: center;
}

.logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 12px;
}

.logo-icon { font-size: 32px; }

.logo-text {
  font-size: 32px;
  font-weight: 700;
  font-family: 'Inter', sans-serif;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, var(--point), var(--point-hover));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.header-desc {
  color: var(--subtext);
  font-size: 15px;
}

/* ============================
   신뢰 뱃지
============================ */
.badges {
  padding: 16px 0 32px;
}

.badges-wrap {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.badge {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 18px;
  font-size: 13px;
  color: var(--subtext);
}

.badge:hover {
  border-color: var(--point);
  color: var(--text);
}

/* ============================
   업로드 존
============================ */
.upload-zone {
  background: var(--card);
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 60px 40px;
  text-align: center;
  cursor: pointer;
}

.upload-zone:hover,
.upload-zone.drag-over {
  border-color: var(--point);
  box-shadow: 0 0 24px var(--glow);
  background: rgba(108, 99, 255, 0.05);
}

.upload-icon {
  font-size: 48px;
  margin-bottom: 20px;
}

.upload-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
}

.upload-sub {
  color: var(--subtext);
  font-size: 14px;
  margin-bottom: 16px;
}

.upload-formats {
  color: var(--subtext);
  font-size: 13px;
  margin-bottom: 8px;
}

.upload-safe {
  color: var(--success);
  font-size: 13px;
}

/* ============================
   안내 문구
============================ */
.notice {
  margin-top: 14px;
  margin-bottom: 28px;
  padding: 12px 16px;
  background: rgba(108, 99, 255, 0.07);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 13px;
  color: var(--subtext);
  line-height: 1.6;
  text-align: center;
}

/* ============================
   진행 바
============================ */
.progress-wrap {
  margin: 32px 0;
  text-align: center;
}

.progress-label {
  color: var(--subtext);
  font-size: 14px;
  margin-bottom: 10px;
}

.progress-bar {
  background: var(--card);
  border-radius: 999px;
  height: 6px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--point), var(--point-hover));
  border-radius: 999px;
  transition: width 0.3s ease;
}

/* ============================
   미리보기 영역
============================ */
.preview-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 32px 0;
}

.preview-panel {
  background: var(--card);
  border-radius: var(--radius);
  padding: 16px;
  border: 1px solid var(--border);
}

.preview-label {
  font-size: 13px;
  color: var(--subtext);
  margin-bottom: 12px;
  text-align: center;
}

.preview-panel canvas {
  width: 100%;
  height: auto;
  border-radius: 8px;
  display: block;
}

/* ============================
   탐지 항목 목록
============================ */
.detected-wrap {
  background: var(--card);
  border-radius: var(--radius);
  padding: 24px;
  margin: 20px 0;
  border: 1px solid var(--border);
}

.detected-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text);
}

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

.detected-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--bg);
  border-radius: 10px;
  border: 1px solid var(--border);
  font-size: 14px;
}

.detected-item-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.detected-type {
  color: var(--point-hover);
  font-size: 12px;
  background: rgba(108, 99, 255, 0.15);
  padding: 2px 8px;
  border-radius: 999px;
}

.detected-value {
  color: var(--subtext);
  font-family: 'Inter', monospace;
}

/* 토글 스위치 */
.toggle {
  position: relative;
  width: 40px;
  height: 22px;
}

.toggle input { display: none; }

.toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--subtext);
  border-radius: 999px;
  cursor: pointer;
}

.toggle-slider::before {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  background: white;
  border-radius: 50%;
  top: 3px;
  left: 3px;
  transition: transform 0.2s ease;
}

.toggle input:checked + .toggle-slider {
  background: var(--point);
}

.toggle input:checked + .toggle-slider::before {
  transform: translateX(18px);
}

/* ============================
   액션 버튼
============================ */
.action-wrap {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin: 24px 0 48px;
  flex-wrap: wrap;
}

.btn-download {
  background: linear-gradient(135deg, var(--point), var(--point-hover));
  color: white;
  border: none;
  border-radius: 12px;
  padding: 14px 32px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  font-family: 'Pretendard', sans-serif;
}

.btn-download:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px var(--glow);
}

.btn-download:active {
  transform: translateY(0);
  animation: pulse 0.3s ease;
}

.btn-reset {
  background: var(--card);
  color: var(--subtext);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 24px;
  font-size: 15px;
  cursor: pointer;
  font-family: 'Pretendard', sans-serif;
}

.btn-reset:hover {
  transform: translateY(-2px);
  color: var(--text);
  border-color: var(--point);
}

@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 var(--glow); }
  70%  { box-shadow: 0 0 0 12px rgba(108, 99, 255, 0); }
  100% { box-shadow: 0 0 0 0 rgba(108, 99, 255, 0); }
}

/* ============================
   푸터
============================ */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
  text-align: center;
}

.footer-copy {
  color: var(--subtext);
  font-size: 13px;
  margin-bottom: 12px;
}

.footer-nav {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-nav a {
  color: var(--subtext);
  font-size: 13px;
}

.footer-nav a:hover { color: var(--text); }

/* ============================
   마스킹 옵션 공통 (주민번호 / 주소)
============================ */
.rrn-option-wrap {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin: 20px 0 0;
}

.rrn-option-label {
  font-size: 13px;
  color: var(--subtext);
  margin-bottom: 12px;
}

.rrn-option-btns {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* 주민번호 버튼 */
.rrn-btn {
  background: var(--bg);
  color: var(--subtext);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 7px 16px;
  font-size: 13px;
  font-family: 'Pretendard', sans-serif;
  cursor: pointer;
}

.rrn-btn:hover {
  border-color: var(--point);
  color: var(--text);
}

.rrn-btn.active {
  background: linear-gradient(135deg, var(--point), var(--point-hover));
  color: white;
  border-color: transparent;
}

/* 주소 버튼 — 주민번호와 동일한 스타일 */
.addr-btn {
  background: var(--bg);
  color: var(--subtext);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 7px 16px;
  font-size: 13px;
  font-family: 'Pretendard', sans-serif;
  cursor: pointer;
}

.addr-btn:hover {
  border-color: var(--point);
  color: var(--text);
}

.addr-btn.active {
  background: linear-gradient(135deg, var(--point), var(--point-hover));
  color: white;
  border-color: transparent;
}

/* ============================
   반응형
============================ */
@media (max-width: 640px) {
  .preview-wrap {
    grid-template-columns: 1fr;
  }

  .upload-zone {
    padding: 40px 20px;
  }

  .logo-text { font-size: 24px; }
  .logo-icon { font-size: 24px; }
}