/* ── 디자인 토큰 (색·간격은 여기서만 바꾸기) ── */
:root {
  --color-primary: #3b6cf6;
  --color-primary-dark: #2a55d0;
  --color-text: #1f2328;
  --color-muted: #6b7280;
  --color-border: #e5e7eb;
  --color-bg: #f7f8fa;
  --color-surface: #ffffff;
  --color-error: #dc2626;
  --color-success: #16a34a;
  --radius: 12px;
  --topbar-height: 56px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Pretendard", -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
}

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

/* ── 레이아웃 ── */
.container { max-width: 960px; margin: 0 auto; padding: 24px 16px; }

.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  height: var(--topbar-height); padding: 0 16px;
  background: var(--color-surface); border-bottom: 1px solid var(--color-border);
}
.logo { font-weight: 700; color: var(--color-text); }
.nav { display: flex; align-items: center; gap: 12px; font-size: 14px; }
.inline { display: inline; margin: 0; }

/* ── 공통 컴포넌트 ── */
.card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 24px; }
.muted { color: var(--color-muted); }
.hero { text-align: center; padding: 64px 0; }

.btn {
  display: inline-block; padding: 10px 18px; border: 1px solid var(--color-border);
  border-radius: 8px; background: var(--color-surface); color: var(--color-text);
  font: inherit; cursor: pointer;
}
.btn-primary { background: var(--color-primary); border-color: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-block { width: 100%; }
.link-button { border: 0; background: none; padding: 0; color: var(--color-primary); font: inherit; cursor: pointer; }

input[type="text"], input[type="password"], input[type="email"], input[type="search"] {
  width: 100%; padding: 10px 12px; border: 1px solid var(--color-border); border-radius: 8px; font: inherit;
}

/* ── 폼 에러 ── */
.errorlist { color: var(--color-error); font-size: 13px; padding-left: 16px; }

/* ── 메시지 (django messages) ── */
.messages { list-style: none; margin: 0; padding: 0 16px; }
.message { margin-top: 12px; padding: 12px 16px; border-radius: 8px; background: var(--color-surface); border: 1px solid var(--color-border); }
.message.error { border-color: var(--color-error); color: var(--color-error); }
.message.success { border-color: var(--color-success); color: var(--color-success); }