*{box-sizing:border-box}
:root{--blue:#2f75b9;--blue2:#174f88;--dark:#172033;--muted:#667085;--bg:#f6f8fc;--line:#dde4ee;--white:#fff;--orange:#f59a3d}
html{scroll-behavior:smooth}body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Arial,sans-serif;background:var(--bg);color:var(--dark);line-height:1.6}a{text-decoration:none;color:inherit}
.wrap{max-width:1120px;margin:auto;padding-left:22px;padding-right:22px}
.site-header{background:#fff;border-bottom:1px solid #e5e9f0;position:sticky;top:0;z-index:20}.nav{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:22px}
.brand{display:flex;align-items:center;gap:10px;font-weight:850;font-size:22px}.brand-mark{width:35px;height:35px;border-radius:10px;background:var(--blue);color:#fff;display:grid;place-items:center;font-size:12px;letter-spacing:-.02em}.brand-blue,.footer-brand span{color:var(--blue)}
.links{display:flex;gap:8px;flex-wrap:wrap}.links a{padding:8px 12px;border-radius:999px;font-size:14px;font-weight:700;color:#4d596d}.links a:hover,.links a.active{background:#eef4fb;color:var(--blue)}
.hero{background:linear-gradient(135deg,#eef4fa 0%,#fff 65%);border-bottom:1px solid var(--line)}.hero-inner{text-align:center;padding-top:78px;padding-bottom:70px}.hero.compact .hero-inner{padding-top:55px;padding-bottom:50px}
.badge{display:inline-block;padding:7px 12px;border-radius:999px;background:#e7effa;color:var(--blue2);font-size:12px;font-weight:850;letter-spacing:.08em}
.hero h1{font-size:clamp(42px,7vw,70px);line-height:1.02;letter-spacing:-.05em;margin:16px 0}.hero.compact h1{font-size:clamp(36px,6vw,56px)}.hero h1 span{color:var(--blue)}.hero p{max-width:720px;margin:0 auto;color:var(--muted);font-size:18px}
.section{padding-top:58px;padding-bottom:62px}.section-head{max-width:720px;margin:0 auto 30px}.center{text-align:center}.eyebrow{font-size:12px;color:var(--blue);font-weight:850;letter-spacing:.1em}.section-head h2{font-size:clamp(30px,4vw,44px);line-height:1.12;letter-spacing:-.035em;margin:8px 0}.section-head p{margin:0;color:var(--muted)}
.hub-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.hub-grid-three{grid-template-columns:repeat(3,1fr)}
.hub-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:22px;padding:28px;box-shadow:0 9px 26px rgba(24,33,58,.045);transition:.2s ease;overflow:hidden}.hub-card:hover{transform:translateY(-4px);border-color:#aebfd4;box-shadow:0 14px 34px rgba(24,33,58,.08)}
.hub-icon,.subject-icon{width:58px;height:58px;border-radius:16px;background:#eaf2fb;color:var(--blue2);display:grid;place-items:center;font-weight:900;font-size:16px}.hub-res .hub-icon{background:#fff0e1;color:#9b5313}.hub-tag{font-size:11px;font-weight:850;letter-spacing:.08em;color:var(--muted);margin-top:24px}.hub-card h2{font-size:28px;line-height:1.15;margin:6px 0 9px}.hub-card p{color:var(--muted);margin:0;min-height:52px}.chips{display:flex;gap:7px;flex-wrap:wrap;margin-top:22px}.chips span{font-size:12px;font-weight:750;background:#f2f5f9;border:1px solid #e5eaf0;padding:6px 9px;border-radius:999px}.card-link{margin-top:25px;color:var(--blue);font-weight:850}.soft{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.feature-card{padding:23px;background:var(--bg);border:1px solid var(--line);border-radius:17px}.feature-no{font-size:12px;font-weight:900;color:var(--blue)}.feature-card h3{margin:10px 0 5px}.feature-card p{font-size:14px;color:var(--muted);margin:0}
.empty-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:36px;text-align:center}.empty-card h2{margin-top:0}.empty-card p{color:var(--muted);margin-bottom:0}
.ad-slot{max-width:1120px;margin:22px auto;padding:10px;text-align:center}
.footer{background:#fff;border-top:1px solid var(--line);margin-top:25px}.footer-grid{display:flex;justify-content:space-between;gap:25px;padding-top:38px;padding-bottom:25px}.footer-brand{font-size:21px;font-weight:850}.footer p{color:var(--muted);margin:4px 0}.footer-links{display:flex;gap:18px;align-items:center;font-size:14px;font-weight:700}.copyright{padding-top:18px;padding-bottom:28px;border-top:1px solid #edf0f4;color:#8993a3;font-size:13px}
@media(max-width:820px){.hub-grid,.hub-grid-three{grid-template-columns:1fr}.feature-grid{grid-template-columns:1fr 1fr}.hub-card p{min-height:0}}
@media(max-width:600px){.wrap{padding-left:16px;padding-right:16px}.nav{align-items:flex-start;flex-direction:column;padding-top:14px;padding-bottom:14px}.links{width:100%;gap:4px}.links a{font-size:13px;padding:7px 9px}.hero-inner{padding-top:52px;padding-bottom:48px}.hero p{font-size:16px}.section{padding-top:42px;padding-bottom:46px}.feature-grid{grid-template-columns:1fr}.footer-grid{flex-direction:column}.footer-links{flex-wrap:wrap}}

.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.article-card{display:flex;flex-direction:column;min-height:265px;padding:26px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:0 9px 26px rgba(24,33,58,.04);transition:.2s ease}
.article-card:hover{transform:translateY(-4px);border-color:#aebfd4;box-shadow:0 14px 34px rgba(24,33,58,.08)}
.article-meta{display:flex;align-items:center;gap:9px;flex-wrap:wrap;color:var(--muted);font-size:11px;font-weight:750}
.article-topic{padding:5px 8px;border-radius:999px;background:#eaf2fb;color:var(--blue2);font-weight:850;letter-spacing:.05em}
.article-card h3{font-size:23px;line-height:1.22;letter-spacing:-.025em;margin:17px 0 9px}
.article-card p{color:var(--muted);font-size:14px;margin:0}
.article-card .card-link{margin-top:auto;padding-top:24px}
@media(max-width:820px){.article-grid{grid-template-columns:1fr}}

/* v1.2 shared brand + PSLE navigation */
.brand-logo{display:flex;align-items:center;padding:4px 0}
.brand-logo img{display:block;width:auto;height:46px;max-width:250px;object-fit:contain}
.subnav{background:#f8fafc;border-bottom:1px solid var(--line)}
.subnav-inner{min-height:44px;display:flex;align-items:center;gap:9px;color:#7b8798;font-size:13px}
.subnav-inner>a{font-weight:750;color:var(--blue2)}
.subnav-subjects{margin-left:auto;display:flex;align-items:center;gap:5px}
.subnav-subjects a{padding:6px 10px;border-radius:999px;font-weight:750;color:#566276}
.subnav-subjects a:hover{background:#eaf2fb;color:var(--blue2)}
@media(max-width:600px){
  .brand-logo img{height:40px;max-width:220px}
  .subnav-inner{align-items:flex-start;flex-wrap:wrap;padding-top:9px;padding-bottom:9px}
  .subnav-subjects{width:100%;margin-left:0;overflow-x:auto;white-space:nowrap;padding-bottom:2px}
}

/* v1.3 header logo sizing fix */
.site-header .nav{min-height:74px}
.site-header .brand-logo{
  width:220px;
  height:58px;
  padding:0;
  overflow:hidden;
  flex:0 0 220px;
}
.site-header .brand-logo img{
  width:220px !important;
  height:58px !important;
  max-width:220px !important;
  object-fit:contain;
  object-position:left center;
}
@media(max-width:600px){
  .site-header .brand-logo{
    width:185px;
    height:49px;
    flex-basis:185px;
  }
  .site-header .brand-logo img{
    width:185px !important;
    height:49px !important;
    max-width:185px !important;
  }
}