/* คลังความรู้ (blog listing) — magazine layout. DADWORK brand tones. */
:root{
  --kb-ink:#0f172a; --kb-ink2:#1e293b; --kb-muted:#64748b; --kb-faint:#94a3b8;
  --kb-line:#e9edf3; --kb-bg:#ffffff; --kb-soft:#f6f8fb; --kb-primary:#4f46e5;
  --kb-navy:#0b1220;
}
*{box-sizing:border-box}
body{margin:0;background:var(--kb-bg);color:var(--kb-ink);
  font-family:'Prompt','Inter',sans-serif;line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.kbx-wrap{max-width:1200px;margin:0 auto;padding:0 22px}

/* ── Nav ── */
.kbx-nav{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);
  backdrop-filter:blur(14px);border-bottom:1px solid var(--kb-line)}
.kbx-nav-inner{max-width:1200px;margin:0 auto;padding:14px 22px;display:flex;align-items:center;justify-content:space-between}
.kbx-logo{font-family:'Inter',sans-serif;font-weight:900;font-size:1.4rem;letter-spacing:-.5px}
.kbx-logo span{color:var(--kb-primary)}
.kbx-nav-links{display:flex;align-items:center;gap:26px;font-weight:600;font-size:.94rem}
.kbx-nav-links a{color:var(--kb-ink2);transition:color .2s}
.kbx-nav-links a:hover,.kbx-nav-links a.active{color:var(--kb-primary)}
.kbx-btn{position:relative;overflow:hidden;background:var(--kb-ink);color:#fff!important;padding:9px 20px;
  border-radius:99px;font-weight:700;border:0;cursor:pointer;font-family:inherit;font-size:.94rem;
  transition:background .25s ease,box-shadow .25s ease,transform .2s ease}
/* continuous "shine" sweep — visible in the default state */
.kbx-btn::before{content:'';position:absolute;top:0;left:-160%;width:55%;height:100%;pointer-events:none;
  background:linear-gradient(120deg,transparent 0%,rgba(255,255,255,.5) 50%,transparent 100%);
  transform:skewX(-22deg);animation:kbxShine 3s ease-in-out infinite}
@keyframes kbxShine{0%{left:-160%}55%,100%{left:160%}}
.kbx-btn:hover{background:linear-gradient(135deg,#fb923c,#ea580c);
  box-shadow:0 8px 22px rgba(234,88,12,.42);transform:translateY(-1px)}
.kbx-btn:hover::before{animation-duration:1.2s}
@media(prefers-reduced-motion:reduce){.kbx-btn::before{animation:none}}

/* Slide-down inline login */
.kbx-auth{position:relative}
.kbx-login-pop{position:absolute;top:calc(100% + 14px);right:0;width:290px;background:#fff;
  border:1px solid var(--kb-line);border-radius:16px;padding:18px;
  box-shadow:0 24px 50px rgba(15,23,42,.16);z-index:120;animation:kbxDrop .18s ease}
@keyframes kbxDrop{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
.kbx-login-pop::before{content:'';position:absolute;top:-7px;right:24px;width:14px;height:14px;background:#fff;
  border-left:1px solid var(--kb-line);border-top:1px solid var(--kb-line);transform:rotate(45deg)}
.kbx-login-pop h5{margin:0 0 12px;font-weight:800;font-size:.98rem}
.kbx-login-pop input{width:100%;padding:11px 13px;border:1px solid var(--kb-line);border-radius:10px;
  font-size:.92rem;margin-bottom:10px;box-sizing:border-box;font-family:inherit}
.kbx-login-pop input:focus{outline:none;border-color:var(--kb-primary)}
.kbx-login-pop button[type="submit"]{width:100%;padding:11px;border:0;border-radius:10px;background:var(--kb-ink);
  color:#fff;font-weight:700;font-size:.92rem;cursor:pointer;transition:background .2s;font-family:inherit}
.kbx-login-pop button[type="submit"]:hover{background:var(--kb-primary)}
.kbx-login-pop button[type="submit"]:disabled{opacity:.6;cursor:default}
.kbx-login-msg{font-size:.8rem;margin-top:9px;min-height:1em;text-align:center}
.kbx-spin{display:inline-block;width:13px;height:13px;border:2px solid rgba(234,88,12,.28);
  border-top-color:#ea580c;border-radius:50%;vertical-align:-2px;margin-right:5px;animation:kbxSpin .7s linear infinite}
@keyframes kbxSpin{to{transform:rotate(360deg)}}
.kbx-checking input{opacity:.55;pointer-events:none}
.kbx-login-forgot{display:block;text-align:center;margin-top:10px;font-size:.8rem;color:var(--kb-muted)}
.kbx-login-forgot:hover{color:var(--kb-primary)}
.kbx-login-cta{margin-top:14px;padding-top:14px;border-top:1px solid var(--kb-line);text-align:center;font-size:.8rem;color:var(--kb-muted);line-height:1.5}
.kbx-login-cta span{display:block}
.kbx-login-cta a{display:inline-block;margin-top:8px;background:linear-gradient(135deg,#fb923c,#ea580c);color:#fff;
  padding:8px 16px;border-radius:99px;font-weight:700;font-size:.82rem;text-decoration:none;transition:transform .2s,box-shadow .2s}
.kbx-login-cta a:hover{transform:translateY(-1px);box-shadow:0 6px 16px rgba(234,88,12,.35)}
@media(max-width:640px){.kbx-login-pop{position:fixed;top:62px;left:12px;right:12px;width:auto}.kbx-login-pop::before{display:none}}

/* ── Masthead ── */
.kbx-masthead{padding:46px 0 26px}
.kbx-crumb{font-size:.82rem;color:var(--kb-faint);font-weight:500;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.kbx-crumb a:hover{color:var(--kb-primary)}
.kbx-crumb i{font-size:.7rem}
.kbx-masthead h1{font-family:'Inter','Prompt',sans-serif;font-weight:900;font-size:clamp(2.2rem,5vw,3.4rem);
  letter-spacing:-1.5px;margin:0 0 8px;display:flex;align-items:center;gap:14px}
.kbx-masthead h1 span{color:var(--kb-primary)}
.kbx-dot{width:16px;height:16px;border-radius:6px;display:inline-block}
.kbx-masthead p{color:var(--kb-muted);font-size:1.08rem;margin:0}

/* ── Filter tabs ── */
.kbx-tabs-wrap{position:sticky;top:57px;z-index:90;background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--kb-line);margin-bottom:40px}
.kbx-tabs{display:flex;gap:10px;padding:14px 22px;overflow-x:auto;scrollbar-width:none}
.kbx-tabs::-webkit-scrollbar{display:none}
.kbx-tab{white-space:nowrap;padding:8px 16px;border-radius:99px;font-weight:600;font-size:.88rem;
  color:var(--kb-ink2);background:var(--kb-soft);border:1px solid transparent;display:flex;align-items:center;gap:7px;transition:all .2s}
.kbx-tab:hover{border-color:var(--kb-line)}
.kbx-tab-dot{width:9px;height:9px;border-radius:50%}
.kbx-tab.active{background:var(--kb-ink);color:#fff;border-color:var(--kb-ink)}
.kbx-tab.active .kbx-tab-dot{background:#fff!important}

/* ── Category label chips ── */
.kbx-cat{position:absolute;top:12px;left:12px;color:#fff;font-weight:800;font-size:.66rem;
  letter-spacing:.6px;text-transform:uppercase;padding:5px 11px;border-radius:6px;
  box-shadow:0 4px 12px rgba(15,23,42,.22)}
.kbx-cat-text{font-weight:800;font-size:.68rem;letter-spacing:.7px;text-transform:uppercase}

/* ── Meta row ── */
.kbx-meta{display:flex;flex-wrap:wrap;gap:14px;color:var(--kb-faint);font-size:.8rem;font-weight:500}
.kbx-meta i{opacity:.8;margin-right:3px}

/* ── Hero ── */
.kbx-hero{display:grid;grid-template-columns:1.55fr 1fr;gap:30px;margin-bottom:56px}
.kbx-lead{display:flex;flex-direction:column;border-radius:18px;overflow:hidden;background:#fff;
  border:1px solid var(--kb-line);transition:transform .3s,box-shadow .3s}
.kbx-lead:hover{transform:translateY(-4px);box-shadow:0 24px 50px rgba(15,23,42,.13)}
.kbx-lead-img{position:relative;aspect-ratio:16/9;overflow:hidden}
.kbx-lead-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.kbx-lead:hover .kbx-lead-img img{transform:scale(1.04)}
.kbx-lead-body{padding:26px 28px 30px}
.kbx-lead-body h2{font-family:'Inter','Prompt',sans-serif;font-weight:900;font-size:1.7rem;line-height:1.3;
  letter-spacing:-.5px;margin:0 0 12px}
.kbx-lead-body p{color:var(--kb-muted);font-size:1rem;margin:0 0 18px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

.kbx-side{display:flex;flex-direction:column;gap:20px}
.kbx-secondary{display:flex;flex-direction:column;gap:16px}
.kbx-scard{display:grid;grid-template-columns:104px 1fr;gap:14px;align-items:center}
.kbx-scard-img{aspect-ratio:1;border-radius:12px;overflow:hidden}
.kbx-scard-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.kbx-scard:hover .kbx-scard-img img{transform:scale(1.06)}
.kbx-scard-body h4{font-weight:700;font-size:.98rem;line-height:1.35;margin:5px 0 6px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.kbx-scard:hover .kbx-scard-body h4{color:var(--kb-primary)}
.kbx-scard-meta{color:var(--kb-faint);font-size:.78rem;font-weight:500}

/* Popular rail */
.kbx-popular{background:var(--kb-soft);border-radius:16px;padding:20px 22px}
.kbx-popular h3{font-size:1rem;font-weight:800;margin:0 0 14px;display:flex;align-items:center;gap:8px}
.kbx-popular h3 i{color:#f97316}
.kbx-popular ol{list-style:none;margin:0;padding:0;counter-reset:pop}
.kbx-popular li{border-top:1px solid var(--kb-line)}
.kbx-popular li:first-child{border-top:0}
.kbx-popular li a{display:flex;gap:13px;align-items:flex-start;padding:12px 0}
.kbx-rank{font-family:'Inter',sans-serif;font-weight:900;font-size:1.15rem;color:var(--kb-faint);
  min-width:22px;line-height:1.3}
.kbx-popular li:nth-child(1) .kbx-rank,.kbx-popular li:nth-child(2) .kbx-rank,.kbx-popular li:nth-child(3) .kbx-rank{color:var(--kb-primary)}
.kbx-rank-body{display:flex;flex-direction:column;gap:3px}
.kbx-rank-title{font-weight:600;font-size:.9rem;line-height:1.35;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.kbx-popular li a:hover .kbx-rank-title{color:var(--kb-primary)}
.kbx-rank-meta{color:var(--kb-faint);font-size:.76rem}

/* ── Section label ── */
.kbx-secline{display:flex;align-items:center;justify-content:space-between;
  border-bottom:2px solid var(--kb-ink);padding-bottom:12px;margin-bottom:28px}
.kbx-secline h3{font-family:'Inter','Prompt',sans-serif;font-weight:900;font-size:1.35rem;margin:0;text-transform:uppercase;letter-spacing:.5px}
.kbx-secline span{color:var(--kb-faint);font-size:.85rem;font-weight:600}

/* ── Card grid ── */
.kbx-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(285px,1fr));gap:28px;margin-bottom:20px}
.kbx-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--kb-line);
  border-radius:16px;overflow:hidden;transition:transform .3s,box-shadow .3s}
.kbx-card:hover{transform:translateY(-5px);box-shadow:0 20px 42px rgba(15,23,42,.12)}
.kbx-card-img{position:relative;aspect-ratio:16/10;overflow:hidden}
.kbx-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.kbx-card:hover .kbx-card-img img{transform:scale(1.05)}
.kbx-card-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.kbx-card-body h3{font-weight:800;font-size:1.12rem;line-height:1.4;margin:0 0 10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.kbx-card:hover .kbx-card-body h3{color:var(--kb-primary)}
.kbx-card-body p{color:var(--kb-muted);font-size:.9rem;margin:0 0 16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.kbx-card-body .kbx-meta{margin-top:auto;padding-top:14px;border-top:1px solid var(--kb-line)}
.kbx-empty{text-align:center;color:var(--kb-faint);padding:60px 0;font-size:1rem}

/* ── Pagination ── */
.kbx-pager{display:flex;justify-content:center;align-items:center;gap:8px;flex-wrap:wrap;margin:44px 0 10px}
.kbx-page{min-width:42px;height:42px;display:flex;align-items:center;justify-content:center;
  border-radius:11px;font-weight:700;background:var(--kb-soft);color:var(--kb-ink);transition:all .2s}
.kbx-page:hover{background:#e6e9f0}
.kbx-page.active{background:var(--kb-ink);color:#fff}
.kbx-pnav{padding:0 18px;height:42px;display:flex;align-items:center;gap:7px;border-radius:11px;
  background:var(--kb-ink);color:#fff;font-weight:700;font-size:.9rem}
.kbx-pnav:hover{background:var(--kb-primary)}
.kbx-pnav.off{opacity:.28;pointer-events:none}
.kbx-ell{color:var(--kb-faint);padding:0 4px;font-weight:800}

/* ── Funnel CTA ── */
.kbx-cta{display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
  background:linear-gradient(135deg,#0f172a,#1e293b 55%,#312e81);color:#fff;
  border-radius:22px;padding:40px 46px;margin:60px 0 90px}
.kbx-cta h2{font-family:'Inter','Prompt',sans-serif;font-weight:900;font-size:1.7rem;margin:0 0 6px}
.kbx-cta p{color:#c7d0e0;margin:0;font-size:1rem}
.kbx-cta-btn{background:#fff;color:#0f172a;font-weight:800;padding:15px 30px;border-radius:99px;
  white-space:nowrap;display:inline-flex;align-items:center;gap:9px;transition:transform .2s,box-shadow .2s}
.kbx-cta-btn:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(255,255,255,.22)}

/* ── Footer ── */
.kbx-footer{background:var(--kb-navy);color:#fff;text-align:center;padding:70px 0 40px}
.kbx-flogo{font-family:'Inter',sans-serif;font-weight:900;font-size:1.8rem;display:inline-block;margin-bottom:14px}
.kbx-flogo span{color:var(--kb-primary)}
.kbx-footer p{color:#94a3b8;max-width:480px;margin:0 auto 34px}
.kbx-fbottom{border-top:1px solid rgba(255,255,255,.1);padding-top:28px;color:#475569;font-size:.84rem}

/* ── Responsive ── */
@media(max-width:900px){
  .kbx-hero{grid-template-columns:1fr;gap:26px}
  .kbx-lead-body h2{font-size:1.4rem}
}
@media(max-width:640px){
  .kbx-nav-links{gap:16px;font-size:.86rem}
  .kbx-nav-links > a:not(.kbx-btn){display:none}
  .kbx-tabs-wrap{top:57px}
  .kbx-cta{padding:32px 26px;text-align:center;justify-content:center}
  .kbx-grid{grid-template-columns:1fr;gap:22px}
}