/* DOCAgent homepage. Colours follow the web app (doc_agent/webapp/static/style.css).
 * System fonts only: a web-font CDN would hand every visitor's address to a third party. */

:root {
  --bg: #f7f7f5;
  --panel: #ffffff;
  --ink: #1d1d1b;
  --muted: #6b6b66;
  --line: #e3e3df;
  --accent: #2f6f4f;
  --accent-soft: #e8f1ec;
  --max-w: 960px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font: 16px/1.7 -apple-system, "Segoe UI", "Apple SD Gothic Neo", "Malgun Gothic",
        "Noto Sans KR", Roboto, sans-serif;
  color: var(--ink);
  background: var(--bg);
  word-break: keep-all;
  overflow-wrap: break-word;
}

a { color: var(--accent); }

.wrap { max-width: var(--max-w); margin: 0 auto; padding: 0 20px; }

/* header */
.site-header { border-bottom: 1px solid var(--line); background: var(--panel); }
.site-header .wrap { display: flex; align-items: center; height: 60px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700;
         font-size: 18px; color: var(--ink); text-decoration: none; }
.brand img { width: 28px; height: 28px; }

/* hero */
.hero { padding: 72px 0 56px; }
.badge { display: inline-block; padding: 4px 12px; border-radius: 999px;
         background: var(--accent-soft); color: var(--accent);
         font-size: 14px; font-weight: 600; }
.hero h1 { font-size: clamp(28px, 5vw, 42px); line-height: 1.3; margin: 18px 0 16px;
           letter-spacing: -0.02em; }
.hero p { font-size: 18px; color: var(--muted); max-width: 640px; margin: 0; }

/* features */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
            padding-bottom: 56px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
        padding: 24px; }
.card h2 { font-size: 18px; margin: 0 0 8px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.card .mark { display: inline-block; font-size: 13px; font-weight: 700; color: var(--accent);
              margin-bottom: 10px; }

/* status + contact */
.status { background: var(--panel); border-top: 1px solid var(--line);
          border-bottom: 1px solid var(--line); padding: 48px 0; }
.status h2 { font-size: 22px; margin: 0 0 8px; }
.status p { margin: 0 0 16px; color: var(--muted); }
.mail { display: inline-block; padding: 10px 18px; border-radius: 8px;
        border: 1px solid var(--accent); color: var(--accent); font-weight: 600;
        text-decoration: none; }
.mail:hover { background: var(--accent-soft); }

/* simple pages (terms, privacy placeholders) */
.page { padding: 56px 0; }
.page h1 { font-size: 28px; margin: 0 0 16px; }

footer { padding: 28px 0 40px; color: var(--muted); font-size: 14px; }

@media (max-width: 760px) {
  .hero { padding: 48px 0 40px; }
  .hero p { font-size: 16px; }
  .features { grid-template-columns: 1fr; }
}