/* style.css ─ 증명사진 도구 공통 스타일 (모바일 우선 반응형, 단정한 공식 서류 톤) */

:root {
  --c-primary: #2d6fd6;       /* 신뢰감 있는 블루 */
  --c-primary-dark: #1f539f;
  --c-bg: #f4f6fa;
  --c-card: #ffffff;
  --c-text: #1f2733;
  --c-text-sub: #5b6573;
  --c-border: #dfe4ec;
  --c-warn-bg: #fff6e6;
  --c-warn-border: #f0c36b;
  --c-warn-text: #8a5b00;
  --radius: 12px;
  --shadow: 0 2px 10px rgba(20, 40, 80, 0.06);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Malgun Gothic",
    "Apple SD Gothic Neo", sans-serif;
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.55;
  -webkit-text-size-adjust: 100%;
}

.wrap { max-width: 520px; margin: 0 auto; padding: 16px; }

/* ─ 헤더 ─ */
.site-header { text-align: center; padding: 12px 0 6px; }
.site-header h1 { font-size: 1.35rem; margin: 0 0 4px; letter-spacing: -0.3px; }
.site-header p { margin: 0; font-size: 0.86rem; color: var(--c-text-sub); }

/* ─ 카드 공통 ─ */
.card {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
  margin: 14px 0;
}
.card h2 {
  font-size: 0.95rem; margin: 0 0 10px;
  display: flex; align-items: center; gap: 6px;
}
.step-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 20px; height: 20px; border-radius: 50%;
  background: var(--c-primary); color: #fff;
  font-size: 0.75rem; font-weight: 700; flex: 0 0 auto;
}

/* ─ 광고 자리 (애드센스 코드는 추후 직접 삽입) ─ */
.ad-slot {
  min-height: 60px; margin: 14px 0;
  border: 1px dashed #cfd6e0; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: #aab2c0; font-size: 0.75rem;
}

/* ─ 업로드 영역 ─ */
.drop-zone {
  border: 2px dashed var(--c-border);
  border-radius: var(--radius);
  padding: 32px 16px; text-align: center;
  cursor: pointer; transition: border-color .15s, background .15s;
}
.drop-zone:hover { border-color: var(--c-primary); background: #f7faff; }
.drop-zone.dragover { border-color: var(--c-primary); background: #eef4ff; }
.drop-zone .dz-icon { font-size: 2rem; }
.drop-zone .dz-main { font-weight: 600; margin: 6px 0 2px; }
.drop-zone .dz-sub { font-size: 0.8rem; color: var(--c-text-sub); }

/* ─ 개인정보 안심 문구 ─ */
.privacy-note {
  margin-top: 10px; padding: 8px 10px;
  background: #eef7ee; border: 1px solid #cfe6cf; border-radius: 8px;
  font-size: 0.8rem; color: #2f6b34;
  display: flex; gap: 6px; align-items: flex-start;
}

/* ─ 편집기 ─ */
.editor-wrap { display: flex; flex-direction: column; align-items: center; }
.canvas-stack {
  position: relative; touch-action: none;
  border-radius: 6px; overflow: hidden;
  box-shadow: 0 1px 6px rgba(0,0,0,0.12);
  background: #e9edf3;
}
.canvas-stack canvas { position: absolute; top: 0; left: 0; display: block; }
.canvas-stack #editorCanvas { position: relative; }
.canvas-stack #overlayCanvas { pointer-events: none; }

.zoom-row {
  display: flex; align-items: center; gap: 8px;
  width: 100%; margin-top: 12px;
}
.zoom-row input[type="range"] { flex: 1; }
.zoom-row .icon-btn {
  width: 34px; height: 34px; border-radius: 8px;
  border: 1px solid var(--c-border); background: #fff;
  font-size: 1.1rem; cursor: pointer; line-height: 1;
}
.btn-text {
  border: 1px solid var(--c-border); background: #fff;
  border-radius: 8px; padding: 6px 10px; font-size: 0.8rem; cursor: pointer;
  white-space: nowrap;
}
.hint { font-size: 0.78rem; color: var(--c-text-sub); margin: 10px 0 0; text-align: center; }

/* ─ 폼 컨트롤 ─ */
label.field-label { display: block; font-size: 0.82rem; font-weight: 600; margin-bottom: 6px; }
select, .seg, .swatch-row { width: 100%; }
select {
  width: 100%; padding: 10px; font-size: 0.95rem;
  border: 1px solid var(--c-border); border-radius: 8px; background: #fff;
}

/* 규격 정보 박스 */
.spec-info {
  margin-top: 12px; font-size: 0.82rem; color: var(--c-text-sub);
  background: #f7f9fc; border: 1px solid var(--c-border);
  border-radius: 8px; padding: 10px 12px;
}
.spec-info dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: 2px 10px; }
.spec-info dt { color: var(--c-text); font-weight: 600; }
.spec-info dd { margin: 0; }
.spec-info .src { margin-top: 6px; word-break: break-all; }
.spec-info .src a { color: var(--c-primary); }

/* 미확인 경고 */
.warn-box {
  margin-top: 10px; padding: 9px 11px;
  background: var(--c-warn-bg); border: 1px solid var(--c-warn-border);
  border-radius: 8px; font-size: 0.8rem; color: var(--c-warn-text);
}
.warn-box[hidden] { display: none; }

/* 배경색 스와치 */
.swatch-row { display: flex; gap: 10px; }
.swatch {
  flex: 1; border: 2px solid var(--c-border); border-radius: 8px;
  padding: 8px 4px; cursor: pointer; text-align: center;
  font-size: 0.78rem; background: #fff;
}
.swatch .chip {
  display: block; width: 100%; height: 22px; border-radius: 4px;
  border: 1px solid rgba(0,0,0,0.12); margin-bottom: 5px;
}
.swatch.active { border-color: var(--c-primary); box-shadow: 0 0 0 2px rgba(45,111,214,0.15); }

/* 형식 선택 세그먼트 */
.seg { display: flex; border: 1px solid var(--c-border); border-radius: 8px; overflow: hidden; }
.seg button {
  flex: 1; padding: 9px; border: 0; background: #fff; cursor: pointer;
  font-size: 0.88rem; color: var(--c-text-sub);
}
.seg button.active { background: var(--c-primary); color: #fff; font-weight: 600; }

/* 다운로드 버튼 */
.btn-primary {
  width: 100%; padding: 14px; margin-top: 6px;
  background: var(--c-primary); color: #fff; border: 0;
  border-radius: 10px; font-size: 1rem; font-weight: 700; cursor: pointer;
  transition: background .15s;
}
.btn-primary:hover { background: var(--c-primary-dark); }
.btn-primary:disabled { background: #b8c2d4; cursor: not-allowed; }

.download-status { font-size: 0.8rem; color: var(--c-text-sub); margin-top: 8px; text-align: center; }
.download-status.over { color: #b3261e; }

.field-group { margin-top: 14px; }
.field-group:first-child { margin-top: 0; }

[hidden] { display: none !important; }
.muted { color: var(--c-text-sub); }

/* ─ 배경 자동 제거(누끼) 영역 ─ */
.bg-remove-row {
  background: #f7f9fc; border: 1px solid var(--c-border);
  border-radius: 10px; padding: 12px; margin-bottom: 16px;
}
.toggle { display: flex; align-items: center; gap: 10px; cursor: pointer; user-select: none; }
.toggle input { position: absolute; opacity: 0; width: 0; height: 0; }
.toggle-track {
  position: relative; width: 42px; height: 24px; flex: 0 0 auto;
  background: #c5ccd8; border-radius: 999px; transition: background .15s;
}
.toggle-thumb {
  position: absolute; top: 2px; left: 2px; width: 20px; height: 20px;
  background: #fff; border-radius: 50%; box-shadow: 0 1px 2px rgba(0,0,0,.25);
  transition: transform .15s;
}
.toggle input:checked + .toggle-track { background: var(--c-primary); }
.toggle input:checked + .toggle-track .toggle-thumb { transform: translateX(18px); }
.toggle input:disabled + .toggle-track { opacity: .5; }
.toggle-label { font-size: 0.9rem; font-weight: 600; }
.bg-remove-note { font-size: 0.78rem; color: var(--c-text-sub); margin: 8px 0 0; }

.bg-progress {
  display: flex; align-items: center; flex-wrap: wrap; gap: 8px;
  margin-top: 10px; font-size: 0.82rem; color: var(--c-text);
}
.bg-progress-sub { font-size: 0.74rem; color: var(--c-text-sub); flex-basis: 100%; }
.spinner {
  width: 16px; height: 16px; flex: 0 0 auto;
  border: 2px solid #cdd6e4; border-top-color: var(--c-primary);
  border-radius: 50%; animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ─ 상단 내비게이션 (전 페이지 공통) ─ */
.page-nav {
  display: flex; gap: 14px; flex-wrap: wrap; align-items: center;
  font-size: 0.82rem; padding: 4px 0 0;
}
.page-nav a { color: var(--c-text-sub); text-decoration: none; }
.page-nav a:hover { color: var(--c-primary); }
.page-nav .brand { font-weight: 700; color: var(--c-text); margin-right: auto; }

/* ─ 브레드크럼 ─ */
.breadcrumb { font-size: 0.78rem; color: var(--c-text-sub); margin: 8px 0 4px; }
.breadcrumb a { color: var(--c-primary); text-decoration: none; }
.breadcrumb span { margin: 0 4px; }

/* ─ 콘텐츠(랜딩/정책) 본문 ─ */
.content h1 { font-size: 1.4rem; letter-spacing: -0.3px; margin: 6px 0 10px; }
.content h2 { font-size: 1.05rem; margin: 22px 0 10px; }
.content h3 { font-size: 0.95rem; margin: 16px 0 6px; }
.content p { margin: 8px 0; }
.content ul, .content ol { margin: 8px 0; padding-left: 20px; }
.content li { margin: 5px 0; }
.content .lead { font-size: 1rem; color: var(--c-text); }
.content a { color: var(--c-primary); }

/* 규격 수치 박스 */
.spec-table {
  display: grid; grid-template-columns: auto 1fr; gap: 6px 14px;
  background: #f7f9fc; border: 1px solid var(--c-border);
  border-radius: 10px; padding: 14px 16px; margin: 12px 0; font-size: 0.9rem;
}
.spec-table dt { font-weight: 700; color: var(--c-text); }
.spec-table dd { margin: 0; }

/* CTA 버튼 */
.cta-btn {
  display: inline-block; background: var(--c-primary); color: #fff;
  text-decoration: none; padding: 13px 22px; border-radius: 10px;
  font-weight: 700; font-size: 1rem; margin: 6px 0;
}
.cta-btn:hover { background: var(--c-primary-dark); color: #fff; }
/* .content a 규칙(파란 글자색)에 묻혀 평상시 글자가 안 보이던 문제 수정 — 우선순위 상향 */
.content a.cta-btn { color: #fff; }

/* FAQ */
.faq details {
  border: 1px solid var(--c-border); border-radius: 8px;
  padding: 10px 14px; margin: 8px 0; background: #fff;
}
.faq summary { font-weight: 600; cursor: pointer; font-size: 0.92rem; }
.faq details[open] summary { margin-bottom: 6px; }
.faq p { font-size: 0.88rem; color: var(--c-text-sub); margin: 4px 0 0; }

/* 내부 링크 그리드 */
.link-grid { list-style: none; padding: 0; margin: 8px 0;
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.link-grid a {
  display: block; padding: 10px 12px; border: 1px solid var(--c-border);
  border-radius: 8px; text-decoration: none; color: var(--c-text);
  font-size: 0.86rem; background: #fff;
}
.link-grid a:hover { border-color: var(--c-primary); color: var(--c-primary); }
@media (max-width: 380px) { .link-grid { grid-template-columns: 1fr; } }

/* 미확인 규격 큰 경고 배너 */
.warn-banner {
  background: var(--c-warn-bg); border: 1px solid var(--c-warn-border);
  color: var(--c-warn-text); border-radius: 10px; padding: 14px 16px;
  margin: 12px 0; font-size: 0.9rem;
}
.warn-banner strong { display: block; margin-bottom: 4px; }

/* ─ 푸터 ─ */
.site-footer {
  text-align: center; font-size: 0.78rem; color: var(--c-text-sub);
  padding: 20px 0 30px;
}

/* ─ 데스크톱: 약간 넓게 ─ */
@media (min-width: 600px) {
  .site-header h1 { font-size: 1.6rem; }
}