/* GitHub 감성 (Primer 팔레트 근사). 라이트 테마. */
:root {
  --canvas: #ffffff;
  --canvas-subtle: #f6f8fa;
  --border: #d0d7de;
  --border-muted: #d8dee4;
  --fg: #1f2328;
  --fg-muted: #656d76;
  --accent: #0969da;
  --accent-emphasis: #0969da;
  --success: #1a7f37;
  --btn-primary: #1f883d;
  --btn-primary-hover: #1a7f37;
  --header-bg: #24292f;
  --star: #9a6700;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR", Helvetica, Arial, sans-serif;
  color: var(--fg);
  background: var(--canvas-subtle);
  font-size: 14px;
  line-height: 1.5;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* 헤더 */
.header {
  background: var(--header-bg);
  color: #fff;
  padding: 0 16px;
  height: 56px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.header .brand { font-weight: 600; font-size: 16px; color: #fff; display: flex; align-items: center; gap: 8px; }
.header .brand:hover { text-decoration: none; }
.header .spacer { flex: 1; }
.header .who { color: #d1d9e0; font-size: 13px; }
.header a.navlink { color: #fff; font-size: 14px; }

/* 컨테이너 */
.container { max-width: 1012px; margin: 24px auto; padding: 0 16px; }
.layout { display: grid; grid-template-columns: 1fr 320px; gap: 24px; }
@media (max-width: 880px) { .layout { grid-template-columns: 1fr; } }

/* 카드 */
.box {
  background: var(--canvas);
  border: 1px solid var(--border);
  border-radius: 6px;
}
.box-header {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
  background: var(--canvas-subtle);
  border-radius: 6px 6px 0 0;
}
.box-body { padding: 16px; }
.box-row {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-muted);
  display: flex;
  align-items: center;
  gap: 12px;
}
.box-row:last-child { border-bottom: 0; }

/* 사이트 그리드 */
.site-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
@media (max-width: 540px) { .site-grid { grid-template-columns: 1fr; } }
.site-card {
  display: flex; gap: 12px; align-items: flex-start;
  border: 1px solid var(--border); border-radius: 6px;
  padding: 12px; background: var(--canvas);
}
.site-card:hover { border-color: var(--accent); text-decoration: none; }
.site-card .ico { font-size: 22px; line-height: 1; }
.site-card .name { font-weight: 600; color: var(--fg); }
.site-card .desc { color: var(--fg-muted); font-size: 12px; }
.group-title { font-size: 13px; font-weight: 600; color: var(--fg-muted); margin: 20px 0 8px; text-transform: uppercase; letter-spacing: .04em; }

/* 버튼 */
.btn {
  display: inline-block; padding: 5px 16px; font-size: 14px; font-weight: 500;
  border: 1px solid var(--border); border-radius: 6px; background: var(--canvas-subtle);
  color: var(--fg); cursor: pointer;
}
.btn:hover { background: #f3f4f6; text-decoration: none; }
.btn-primary { background: var(--btn-primary); border-color: rgba(31,35,40,.15); color: #fff; }
.btn-primary:hover { background: var(--btn-primary-hover); color: #fff; }
.btn-sm { padding: 3px 12px; font-size: 12px; }

/* 폼 */
input[type=text], textarea, input[type=url] {
  width: 100%; padding: 6px 12px; border: 1px solid var(--border);
  border-radius: 6px; font-size: 14px; font-family: inherit;
}
textarea { min-height: 80px; resize: vertical; }
label { display: block; font-weight: 600; margin: 10px 0 4px; font-size: 13px; }

/* 프로젝트 리스트 */
.proj-item { padding: 16px; border-bottom: 1px solid var(--border-muted); }
.proj-item:last-child { border-bottom: 0; }
.proj-title { font-size: 16px; font-weight: 600; }
.proj-meta { color: var(--fg-muted); font-size: 12px; margin-top: 4px; }
.tag {
  display: inline-block; background: #ddf4ff; color: var(--accent);
  border-radius: 2em; padding: 0 8px; font-size: 12px; margin-right: 4px;
}
.counter { color: var(--fg-muted); font-size: 12px; display: inline-flex; align-items: center; gap: 4px; }

/* 아바타 */
.avatar {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--accent); color: #fff; display: inline-flex;
  align-items: center; justify-content: center; font-size: 12px; font-weight: 600;
}

/* 코멘트 */
.comment { border: 1px solid var(--border); border-radius: 6px; margin-bottom: 12px; }
.comment-head { background: var(--canvas-subtle); padding: 8px 12px; border-bottom: 1px solid var(--border); font-size: 13px; }
.comment-body { padding: 12px; white-space: pre-wrap; }

/* 로그인 */
.login-wrap { max-width: 340px; margin: 80px auto; text-align: center; }
.login-card { padding: 32px 24px; }
.login-logo { font-size: 40px; }
.login-title { font-size: 24px; font-weight: 300; margin: 12px 0 24px; }
.alert { background: #ffebe9; border: 1px solid #ff818266; color: #cf222e; padding: 8px 12px; border-radius: 6px; margin-bottom: 16px; font-size: 13px; }
.muted { color: var(--fg-muted); font-size: 12px; }