/* public pages: /learn, guides, tools */
body.site { display: block; }
.site-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding: 16px 28px; border-bottom: 1px solid var(--line); }
.site-head nav { display: flex; flex-direction: row; align-items: center; gap: 16px; flex-wrap: wrap; }
.site-head nav a:not(.btn) { color: var(--text-2); }
.site-head nav a:not(.btn):hover { color: var(--text); }
.site-main { max-width: 860px; margin: 0 auto; padding: 28px 24px 40px; }
.site-main.wide { max-width: 1200px; }
.crumbs { font-size: 13px; color: var(--text-2); margin-bottom: 10px; }
.crumbs a { color: var(--text-2); }
.learn h1 { font-size: 34px; line-height: 1.15; margin: 4px 0 12px; }
.learn h2 { font-size: 21px; margin: 30px 0 8px; }
.learn p, .learn li { line-height: 1.65; }
.learn ul { padding-left: 22px; }
.learn .lead { font-size: 18px; color: var(--text-2); }
.learn .table { margin: 10px 0; }
.ranges-table td:first-child { color: var(--text-2); }
.aliases { color: var(--text-2); }
.related { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 4px 16px; padding-left: 18px; }
.guides { list-style: none; padding: 0; display: grid; gap: 10px; }
.guides a { display: block; padding: 12px 16px; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); color: var(--text); }
.guides a:hover { border-color: var(--text-2); }
.guides span { display: block; color: var(--text-2); font-size: 14px; margin-top: 2px; }
.cta { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin: 30px 0; padding: 18px 20px;
  border: 1px solid var(--line); border-radius: 12px; background: linear-gradient(135deg, rgba(79, 140, 255, .12), rgba(43, 182, 115, .08)); }
.cta b { display: block; font-size: 17px; margin-bottom: 4px; }
.cta span { color: var(--text-2); font-size: 14px; }
.cta-buttons { display: flex; gap: 8px; }
.site-foot { max-width: 860px; margin: 0 auto; padding: 20px 24px 50px; border-top: 1px solid var(--line); color: var(--text-2); font-size: 14px; }
.site-foot a { color: var(--text-2); text-decoration: underline; }
@media (max-width: 640px) { .learn h1 { font-size: 27px; } .site-head { padding: 12px 16px; } }
/* report viewer */
.tool-privacy { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 10px 14px; font-size: 14px; }
.dropzone { display: flex; flex-direction: column; align-items: center; gap: 4px; margin: 18px 0 10px; padding: 34px 20px; border: 2px dashed var(--line);
  border-radius: 14px; cursor: pointer; text-align: center; }
.dropzone.over, .dropzone:hover { border-color: var(--accent, #4f8cff); background: rgba(79, 140, 255, .06); }
.dropzone input { display: none; }
.dropzone b { font-size: 17px; }
.dropzone span { color: var(--text-2); font-size: 14px; }
.table-wrap { overflow-x: auto; }
.viewer-table th, .viewer-table td { white-space: nowrap; }
.viewer-table .num { text-align: right; }
.viewer-table .group-row td { font-weight: 700; color: var(--text-2); padding-top: 16px; text-transform: uppercase; font-size: 12px; letter-spacing: .04em; }
.viewer-charts { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.mini-chart { height: 150px; }