/* ============================================================
   자막공방 — 공통 스타일시트
   구조: 1.디자인 토큰 → 2.기본 → 3.내비/푸터 → 4.공용 컴포넌트
        → 5.도구 UI → 6.콘텐츠 섹션 → 7.유틸리티
   새 페이지를 만들 때는 _template.html을 복사하면 됩니다.
   ============================================================ */

/* 1. 디자인 토큰 (밝은 파스텔톤) */
:root {
  --bg: #faf7f2;            /* 크림 배경 */
  --surface: #ffffff;
  --surface-2: #f4f0e9;
  --border: #e7e0d4;
  --text: #3a3f4a;
  --text-dim: #8a8f9c;
  --accent: #7c9ef8;        /* 파스텔 블루 */
  --accent-soft: #e3ebfe;
  --mint: #d9f2e6;
  --peach: #ffe8d9;
  --lavender: #ece6fa;
  --sky: #ddf1f9;
  --lemon: #fdf3d3;
  --success: #4caf82;
  --error: #d9534f;
  --error-bg: #fdecec;
  --warn: #c98a2d;
  --radius: 14px;
  --shadow: 0 2px 12px rgba(90, 80, 60, 0.07);
  font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color-scheme: light;
}

/* 2. 기본 */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.35; }

.container {
  max-width: 880px;
  margin: 0 auto;
  padding: 24px 16px 60px;
  display: grid;
  gap: 18px;
}

/* 3. 내비게이션 / 푸터 */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}
.site-header .inner {
  max-width: 880px;
  margin: 0 auto;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}
.brand {
  font-size: 18px;
  font-weight: 800;
  color: var(--text);
}
.brand:hover { text-decoration: none; }
.brand .dot { color: var(--accent); }
.site-nav { display: flex; gap: 16px; margin-left: auto; }
.site-nav a { color: var(--text-dim); font-size: 14px; font-weight: 600; }
.site-nav a:hover, .site-nav a.current { color: var(--accent); text-decoration: none; }

.site-footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
  padding: 26px 16px 34px;
  text-align: center;
  font-size: 13px;
  color: var(--text-dim);
}
.site-footer nav { margin-bottom: 10px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.site-footer a { color: var(--text-dim); }
.site-footer a:hover { color: var(--accent); }

/* 4. 공용 컴포넌트 */
.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  box-shadow: var(--shadow);
}
.panel h2 { margin: 0 0 14px; font-size: 16.5px; }

.meta { color: var(--text-dim); font-size: 13px; }

button, .btn {
  font: inherit;
  color: var(--text);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 20px;
  cursor: pointer;
  transition: background 120ms ease, border-color 120ms ease, transform 80ms ease;
}
button:hover:not(:disabled) { background: #ece7dd; }
button:active:not(:disabled) { transform: translateY(1px); }
button:disabled { opacity: 0.45; cursor: not-allowed; }
button.primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  font-weight: 700;
}
button.primary:hover:not(:disabled) { background: #6a8ef0; }

input[type="password"], input[type="text"], select, textarea {
  font: inherit;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  outline: none;
  width: 100%;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
textarea { resize: vertical; font-size: 13.5px; }

label { display: grid; gap: 6px; font-size: 13.5px; font-weight: 700; align-content: start; }
label .meta { font-weight: 400; }

.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
@media (max-width: 720px) { .grid2, .grid4 { grid-template-columns: 1fr; } }

details { margin-top: 12px; }
summary { cursor: pointer; font-size: 13.5px; color: var(--text-dim); margin-bottom: 10px; }

/* 5. 도구 UI (app.js가 사용하는 클래스 — 이름 변경 금지) */
.hero { text-align: center; padding: 34px 16px 6px; }
.hero h1 { margin: 0 0 10px; font-size: 27px; }
.hero p { margin: 0 auto; max-width: 620px; color: var(--text-dim); font-size: 15px; }

.checkline .checks { display: grid; gap: 8px; padding-top: 4px; }
.checkline .checks label {
  display: flex;
  align-items: center;
  gap: 7px;
  font-weight: 400;
  font-size: 13.5px;
}
.checkline input[type="checkbox"] { width: auto; margin: 0; accent-color: var(--accent); }

.drop-zone {
  border: 2px dashed #cdd8f5;
  background: var(--accent-soft);
  border-radius: 14px;
  padding: 36px 20px;
  text-align: center;
  cursor: pointer;
  display: grid;
  gap: 8px;
  transition: border-color 120ms ease, background 120ms ease;
}
.drop-zone.dragover, .drop-zone:hover { border-color: var(--accent); background: #d8e4fd; }

.actions { display: flex; gap: 10px; margin-top: 14px; flex-wrap: wrap; }

.steps { list-style: none; margin: 0 0 14px; padding: 0; display: grid; gap: 7px; }
.steps li { font-size: 14px; color: var(--text-dim); }
.steps li.active { color: var(--warn); font-weight: 700; }
.steps li.done { color: var(--success); }
.steps li.skipped { text-decoration: line-through; }
.step-status { font-size: 12.5px; margin-left: 6px; font-weight: 400; }

.progress {
  height: 10px;
  background: var(--surface-2);
  border-radius: 5px;
  overflow: hidden;
  margin-bottom: 8px;
}
.progress > div {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), #9fdec9);
  transition: width 250ms ease;
}

.error-banner {
  padding: 13px 16px;
  border: 1px solid #f2c4c2;
  background: var(--error-bg);
  color: var(--error);
  border-radius: var(--radius);
  font-size: 13.5px;
  white-space: pre-wrap;
}

.results-list { display: grid; gap: 10px; margin-top: 12px; }
.result-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
}
.result-item.failed { border-color: #f2c4c2; background: var(--error-bg); }
.result-info { display: grid; gap: 3px; min-width: 0; }
.result-info strong { font-size: 14px; overflow-wrap: anywhere; }
.result-actions { display: flex; gap: 8px; flex-shrink: 0; }
.result-actions button { padding: 7px 14px; font-size: 13px; }

.doc pre {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
  overflow: auto;
  font-size: 13px;
  line-height: 1.6;
}

/* 6. 콘텐츠 섹션 (소개/FAQ/문서 페이지) */
.content-section { padding: 8px 0; }
.content-section h2 {
  font-size: 21px;
  margin: 26px 0 14px;
  text-align: center;
}
.content-section > p { max-width: 680px; margin: 0 auto 14px; }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
@media (max-width: 720px) { .feature-grid { grid-template-columns: 1fr; } }
.feature-card {
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}
.feature-card h3 { margin: 0 0 8px; font-size: 15px; }
.feature-card p { margin: 0; font-size: 13.5px; color: #5a5f6b; }
.feature-card:nth-child(6n+1) { background: var(--mint); }
.feature-card:nth-child(6n+2) { background: var(--peach); }
.feature-card:nth-child(6n+3) { background: var(--lavender); }
.feature-card:nth-child(6n+4) { background: var(--sky); }
.feature-card:nth-child(6n+5) { background: var(--lemon); }
.feature-card:nth-child(6n+6) { background: var(--accent-soft); }

.howto-list { max-width: 640px; margin: 0 auto; padding-left: 0; counter-reset: step; list-style: none; display: grid; gap: 12px; }
.howto-list li {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px 14px 54px;
  position: relative;
  box-shadow: var(--shadow);
  font-size: 14px;
}
.howto-list li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-weight: 800;
  display: grid;
  place-items: center;
  font-size: 14px;
}

.faq-list { max-width: 680px; margin: 0 auto; display: grid; gap: 10px; }
.faq-list details {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 18px;
  margin: 0;
  box-shadow: var(--shadow);
}
.faq-list summary { font-weight: 700; font-size: 14.5px; color: var(--text); margin: 0; }
.faq-list p { margin: 10px 0 2px; font-size: 14px; color: #5a5f6b; }

/* 문서 페이지 (개인정보처리방침, 이용약관, 소개) */
.doc { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 30px 32px; box-shadow: var(--shadow); }
.doc h1 { font-size: 24px; margin: 0 0 6px; }
.doc h2 { font-size: 17px; margin: 26px 0 10px; }
.doc p, .doc li { font-size: 14.5px; }
.doc ul { padding-left: 20px; }
.doc .updated { color: var(--text-dim); font-size: 13px; margin-bottom: 20px; }

/* 7. 유틸리티 */
.hidden { display: none !important; }