/* ================================================================
   KODEPUTIH Design System — main.css
   Shared variables, resets, typography, nav, footer, buttons, cards
   ================================================================ */

/* RESET */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

/* DESIGN TOKENS */
:root{
  --black:#0A0A0A;
  --white:#FFFFFF;
  --bg-light:#F5F5F5;
  --accent:#1A56FF;
  --accent-h:#1545DD;
  --accent-soft:rgba(26,86,255,.12);
  --accent-glow:rgba(26,86,255,.35);
  --warn:#F59E0B;
  --danger:#EF4444;
  --success:#10B981;
  --tp:#0A0A0A;
  --ts:rgba(10,10,10,.55);
  --tm:rgba(10,10,10,.35);
  --bd:rgba(10,10,10,.08);
  --f:"Inter",Arial,sans-serif;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:20px;
  --r-full:100px
}

/* BASE */
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}
body{font-family:var(--f);font-size:15px;line-height:1.65;color:var(--tp);background:var(--white);overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
button{font-family:var(--f);cursor:pointer}

/* SCROLL REVEAL */
.rv{opacity:0;transform:translateY(28px);transition:opacity .7s cubic-bezier(.22,1,.36,1),transform .7s cubic-bezier(.22,1,.36,1)}
.rv.vis{opacity:1;transform:translateY(0)}

/* ================================================================
   NAVBAR
   ================================================================ */
#nav{
  position:fixed;top:0;left:0;right:0;z-index:200;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 40px;height:60px;
  background:transparent;backdrop-filter:blur(0);
  border-bottom:1px solid transparent;
  transition:background .4s,backdrop-filter .4s,border-color .4s
}
#nav.dk{
  background:rgba(10,10,10,.94);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom-color:rgba(255,255,255,.06)
}
.nl{font-weight:700;font-size:17px;letter-spacing:.06em;transition:color .3s}
.lt .nl{color:var(--black)}
.dr .nl,#nav.dk .nl{color:#fff}

/* Nav links */
.nv{display:flex;gap:0}
.na{font-size:14px;padding:6px 16px;border-radius:var(--r-full);transition:color .15s,background .15s}
.lt .na{color:rgba(10,10,10,.5)}
.lt .na:hover{color:var(--black);background:rgba(10,10,10,.06)}
.dr .na,#nav.dk .na{color:rgba(255,255,255,.6)}
.dr .na:hover,#nav.dk .na:hover{color:#fff;background:rgba(255,255,255,.06)}

/* Nav CTA button */
.nc{background:var(--accent);color:#fff;font-weight:500;font-size:14px;padding:10px 22px;border-radius:var(--r-full);border:none;cursor:pointer;transition:background .2s}
.nc:hover{background:var(--accent-h)}

/* Nav small button (analysis pages) */
.nb{display:inline-flex;align-items:center;background:var(--accent);color:#fff;font-weight:500;font-size:13px;padding:8px 20px;border-radius:var(--r-full);border:none;cursor:pointer;transition:background .2s}
.nb:hover{background:var(--accent-h)}
#nav.dk .nb{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.15)}
#nav.dk .nb:hover{background:rgba(255,255,255,.18)}

/* Hamburger */
.hb{display:none;background:none;border:none;cursor:pointer;padding:4px}
.hb span{display:block;width:20px;height:2px;margin:4px 0;transition:background .3s}
.lt .hb span{background:var(--black)}
.dr .hb span,#nav.dk .hb span{background:#fff}

/* Mobile menu */
.mm{position:fixed;inset:0;background:var(--black);z-index:300;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:28px;opacity:0;pointer-events:none;transition:opacity .25s}
.mm.op,.mm.open{opacity:1;pointer-events:auto}
.mm a{font-size:26px;font-weight:600;color:#fff;transition:color .15s}
.mm a:hover{color:var(--accent)}
.mx{position:absolute;top:18px;right:24px;background:none;border:none;color:#fff;font-size:32px;cursor:pointer}

/* ================================================================
   SECTION TYPOGRAPHY
   ================================================================ */
.sl{font-size:12px;font-weight:500;color:var(--accent);letter-spacing:.1em;text-transform:uppercase;margin-bottom:16px}
.sh{font-size:clamp(28px,3.5vw,44px);font-weight:700;color:var(--black);letter-spacing:-.025em;line-height:1.15;margin-bottom:20px}
.si{max-width:1200px;margin:0 auto}
.sst{font-size:16px;color:var(--ts);max-width:520px;margin:16px auto 0;line-height:1.65}
.shc{text-align:center;margin-bottom:64px}
.shc .sh{font-size:clamp(32px,4vw,48px);margin:12px auto 0}

/* ================================================================
   BUTTONS
   ================================================================ */
.bp{display:inline-flex;align-items:center;background:var(--accent);color:#fff;font-weight:500;font-size:15px;padding:14px 32px;border-radius:var(--r-full);border:none;cursor:pointer;transition:background .2s,transform .15s,box-shadow .2s}
.bp:hover{background:var(--accent-h);transform:translateY(-1px);box-shadow:0 8px 24px var(--accent-glow)}

.bo{display:inline-flex;align-items:center;background:transparent;color:var(--black);border:1px solid rgba(10,10,10,.18);font-weight:500;font-size:15px;padding:14px 32px;border-radius:var(--r-full);cursor:pointer;transition:background .2s}
.bo:hover{background:rgba(10,10,10,.04)}

.bg2{display:inline-flex;align-items:center;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);color:rgba(255,255,255,.85);font-weight:500;font-size:15px;padding:14px 32px;border-radius:var(--r-full);cursor:pointer;transition:background .2s}
.bg2:hover{background:rgba(255,255,255,.14)}

.bw{display:inline-flex;align-items:center;background:#fff;color:var(--black);font-weight:600;font-size:15px;padding:14px 32px;border-radius:var(--r-full);border:none;cursor:pointer;transition:opacity .15s}
.bw:hover{opacity:.9}

/* ================================================================
   BADGE / TAGS
   ================================================================ */
.hbg{display:inline-block;border:1px solid rgba(26,86,255,.3);background:rgba(26,86,255,.05);color:var(--ts);font-size:12px;font-weight:700;letter-spacing:.08em;padding:6px 18px;border-radius:var(--r-full);margin-bottom:32px}

/* ================================================================
   CANVAS BG
   ================================================================ */
.cbg{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:0}
.cg{position:absolute;inset:0;pointer-events:none;z-index:0;opacity:0;transition:opacity .3s}

/* ================================================================
   PUBLICATION CARDS
   ================================================================ */
.pbg{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.pub-card{display:block;border-radius:var(--r-lg);overflow:hidden;background:#fff;border:1px solid var(--bd);transition:transform .25s,box-shadow .25s;text-decoration:none;color:inherit}
.pub-card:hover{transform:translateY(-3px);box-shadow:0 12px 32px rgba(0,0,0,.08)}
.pub-card-thumb{width:100%;aspect-ratio:16/10;overflow:hidden;background:#111;position:relative;display:flex;align-items:center;justify-content:center}
.pub-card-thumb canvas{position:absolute;inset:0;width:100%;height:100%}
.pub-card-label{position:relative;z-index:1;font-size:14px;font-weight:600;color:#fff;background:rgba(0,0,0,.5);padding:6px 14px;border-radius:var(--r-sm)}
.pub-card-body{padding:16px 20px 20px}
.pub-card-title{font-size:14px;font-weight:600;color:var(--black);margin-bottom:6px;line-height:1.35}
.pub-card-meta{font-size:12px;color:var(--tm);margin-bottom:8px}
.pub-card-link{font-size:13px;color:var(--accent);font-weight:500}

/* ================================================================
   FOOTER
   ================================================================ */
footer{background:var(--white);border-top:1px solid rgba(10,10,10,.06);padding:64px 48px 0;overflow:hidden}
.fi{max-width:1300px;margin:0 auto}
.ftp{display:grid;grid-template-columns:1.2fr auto auto;gap:80px;margin-bottom:40px;align-items:start}
.fbn{font-size:17px;font-weight:700;color:var(--black);letter-spacing:.04em;margin-bottom:8px}
.ftg{font-size:14px;font-weight:300;color:var(--tm)}
.flc{font-size:13px;color:var(--tm);margin-top:4px}
.fsp{display:flex;align-items:center;gap:14px;padding:20px 0;border-top:1px solid var(--bd);margin-top:20px}
.fsp span{font-size:12px;color:var(--tm)}
.fsp img{height:88px;opacity:.95;transition:opacity .2s}
.fsp img:hover{opacity:1}
.fct{font-size:12px;color:var(--tm);letter-spacing:.06em;text-transform:uppercase;margin-bottom:16px}
.flk{display:block;font-size:14px;color:var(--tp);margin-bottom:12px;transition:color .15s}
.flk:hover{color:var(--ts)}
.fww{margin:32px -48px 0;padding:0 48px;overflow:hidden}
.fwm{font-size:clamp(72px,14vw,200px);font-weight:800;letter-spacing:-.04em;color:var(--black);line-height:.85;white-space:nowrap}
.fbt{display:flex;align-items:center;justify-content:space-between;padding:24px 0 32px;border-top:1px solid rgba(10,10,10,.06)}
.fcp{font-size:13px;color:var(--tm)}
.flg{display:flex;gap:32px;font-size:13px;color:var(--ts)}
.flg a{transition:color .15s}
.flg a:hover{color:var(--tp)}

/* Dark footer variant (for analysis pages) */
footer.dark{background:var(--black);border-top-color:rgba(255,255,255,.06)}
footer.dark .fbn{color:#fff}
footer.dark .ftg,footer.dark .flc,footer.dark .fcp{color:rgba(255,255,255,.3)}
footer.dark .fct{color:rgba(255,255,255,.3)}
footer.dark .flk{color:rgba(255,255,255,.5)}
footer.dark .flk:hover{color:#fff}
footer.dark .fwm{color:rgba(255,255,255,.03)}
footer.dark .fbt{border-top-color:rgba(255,255,255,.06)}
footer.dark .flg{color:rgba(255,255,255,.25)}
footer.dark .flg a:hover{color:rgba(255,255,255,.5)}

/* Simple footer variant (for bpid/divestasi) */
footer.simple{padding:40px;border-top:1px solid rgba(255,255,255,.06);display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;background:var(--black)}
.foot-brand{font-weight:700;font-size:14px;color:rgba(255,255,255,.5);letter-spacing:.06em}
.foot-by{font-size:12px;color:rgba(255,255,255,.2)}
.foot-by a{color:var(--accent)}

/* ================================================================
   SOCIAL ICONS
   ================================================================ */
.socr{display:flex;gap:12px;align-items:center}
.soci{width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);display:flex;align-items:center;justify-content:center;transition:background .2s,border-color .2s,transform .2s;overflow:hidden;flex-shrink:0}
.soci:hover{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.35);transform:translateY(-2px)}
.soci img{width:24px;height:24px;object-fit:contain;display:block}

/* ================================================================
   SHARE SECTION
   ================================================================ */
.share-section{background:var(--bg-light);padding:48px 40px;text-align:center}
.share-title{font-size:14px;font-weight:600;color:var(--ts);margin-bottom:16px;letter-spacing:.04em}
.share-btns{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.share-btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:var(--r-full);font-size:13px;font-weight:600;border:none;cursor:pointer;transition:opacity .2s,transform .2s;text-decoration:none}
.share-btn:hover{opacity:.85;transform:translateY(-2px)}
.share-wa{background:#25D366;color:#fff}
.share-tg{background:#229ED9;color:#fff}
.share-tw{background:#000;color:#fff}
.share-cp{background:var(--black);color:#fff}

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media(max-width:1024px){
  .pbg{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  #nav{padding:0 20px}
  .nv{display:none}
  .hb{display:block}
  .pbg{grid-template-columns:1fr}
  .ftp{grid-template-columns:1fr 1fr;gap:40px}
  .fbt{flex-direction:column;gap:12px}
  .fwm{font-size:56px}
  footer.simple{padding:28px 24px;flex-direction:column;gap:12px;text-align:center}
  .share-section{padding:40px 24px}
}
@media(max-width:480px){
  .ftp{grid-template-columns:1fr}
}