/* RoiKib Modern v3.3 — clearer typography for Thai readers.
   Anuphan is bundled locally under SIL Open Font License. */
@font-face {
  font-family:'RoiKib Anuphan';
  src:url('../fonts/Anuphan-Variable.ttf') format('truetype');
  font-style:normal;
  font-weight:100 700;
  font-display:swap;
}

body.rk-v3 {
  font-family:'RoiKib Anuphan','Noto Sans Thai',Tahoma,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body.rk-v3 input,body.rk-v3 select,body.rk-v3 textarea,
body.rk-v3 button { font-family:'RoiKib Anuphan','Noto Sans Thai',Tahoma,sans-serif; }

/* Thai vowels and tone marks need natural tracking, rather than the negative
   letter-spacing used by the visual concept's Latin headings. */
body.rk-v3 .rk3-header .brand-word,
body.rk-v3 .rk3-home h1,body.rk-v3 .rk3-home h2,
body.rk-v3 .rk3-home h3,body.rk-v3 .rk3-page-hero h1,
body.rk-v3 .rk3-portal h1,body.rk-v3 #thread_subject {
  letter-spacing:normal;
}
body.rk-v3 .rk3-home :is(h1,h2,h3,h4),
body.rk-v3 .rk3-page-hero h1,
body.rk-v3 .rk3-portal h1,
body.rk-v3 .rk3-header .brand-word { font-weight:700; }

/* Shared navigation and calls to action. */
body.rk-v3 .rk3-header .desktop-nav a { font-size:15px; line-height:1.5; }
body.rk-v3 .rk3-header .head-actions .btn,
body.rk-v3 .rk3-header .rk3-logout { font-size:14px; }
body.rk-v3 .rk3-header .rk3-more summary { font-size:15px; }
body.rk-v3 .rk3-footer p,
body.rk-v3 .rk3-footer a:not(.brand) { font-size:14px; line-height:1.75; }
body.rk-v3 .rk3-footer h4 { font-size:16px; }

/* Home and community content. Values intentionally keep cards compact. */
body.rk-v3 .rk3-home .hero h1 { font-size:37px; line-height:1.42; }
body.rk-v3 .rk3-home .hero-copy p { font-size:16px; line-height:1.9; }
body.rk-v3 .rk3-home .hero .btn { font-size:15px; }
body.rk-v3 .rk3-home .breadcrumb { font-size:13px; }
body.rk-v3 .rk3-home .stat-value { font-size:22px; }
body.rk-v3 .rk3-home .stat-label { font-size:13px; line-height:1.5; }
body.rk-v3 .rk3-home .section-title { font-size:25px; line-height:1.4; }
body.rk-v3 .rk3-home .category-group-title strong { font-size:16px; }
body.rk-v3 .rk3-home .category h3 { font-size:15px; line-height:1.55; }
body.rk-v3 .rk3-home .category small { font-size:13px; line-height:1.55; }
body.rk-v3 .rk3-home .post h3 { font-size:18px; line-height:1.55; }
body.rk-v3 .rk3-home .post-desc { font-size:14px; line-height:1.65; }
body.rk-v3 .rk3-home .post-meta { font-size:13px; }
body.rk-v3 .rk3-home .post-top .tag,
body.rk-v3 .rk3-home .post-top .post-time { font-size:13px; }
body.rk-v3 .rk3-home .tabs .tab,
body.rk-v3 .rk3-home .filter-row .chip { font-size:13px; }
body.rk-v3 .rk3-home .side-card h3,
body.rk-v3 .rk3-home .side-card h4 { font-size:17px; }
body.rk-v3 .rk3-home .side-card p,
body.rk-v3 .rk3-home .side-link,
body.rk-v3 .rk3-home .side-notice p { font-size:14px; line-height:1.75; }
body.rk-v3 .rk3-home .guide h3 { font-size:17px; }
body.rk-v3 .rk3-home .guide p,
body.rk-v3 .rk3-home .guide a { font-size:14px; line-height:1.7; }
body.rk-v3 .rk3-home .bottom-cta strong { font-size:20px; }
body.rk-v3 .rk3-home .bottom-cta p { font-size:14px; }

/* Standard Discuz screens retain their native HTML and interactions. */
body.rk-v3 #ct .bm_h h1,body.rk-v3 #ct .bm_h h2 { font-size:20px; }
body.rk-v3 #threadlist .xst { font-size:17px; line-height:1.65; }
body.rk-v3 #threadlist .by,body.rk-v3 #threadlist .num { font-size:14px; }
body.rk-v3.pg_viewthread #postlist .t_f { font-size:17px!important; line-height:1.95!important; }
body.rk-v3.pg_viewthread #postlist .pls { font-size:14px; }
body.rk-v3.pg_post #postform #subject,
body.rk-v3.pg_post #postform textarea { font-size:17px!important; }
body.rk-v3.pg_post #postform .pn.pnc { font-size:16px!important; }

@media (max-width:760px) {
  body.rk-v3 { font-size:15px; line-height:1.7; }
  body.rk-v3 .rk3-home .hero h1 { font-size:27px; line-height:1.45; }
  body.rk-v3 .rk3-home .hero-copy p { font-size:14px; }
  body.rk-v3 .rk3-home .hero .btn { font-size:13px; }
  body.rk-v3 .rk3-home .section-title { font-size:22px; }
  body.rk-v3 .rk3-home .category-group-title strong { font-size:15px; }
  body.rk-v3 .rk3-home .category h3 { font-size:14px; line-height:1.5; }
  body.rk-v3 .rk3-home .post h3 { font-size:16px; }
  body.rk-v3 .rk3-home .stat-value { font-size:19px; }
  body.rk-v3 .rk3-home .stat-label { font-size:12px; }
  body.rk-v3 .rk3-home .guide h3 { font-size:16px; }
  body.rk-v3 .rk3-home .guide p,
  body.rk-v3 .rk3-home .guide a { font-size:13px; }
  body.rk-v3 .rk3-footer p,
  body.rk-v3 .rk3-footer a:not(.brand) { font-size:13px; }
  body.rk-v3.pg_viewthread #postlist .t_f { font-size:16px!important; line-height:1.85!important; }
}