:root{
  --csn-paper:#F5EFE0;
  --csn-paper-deep:#EDE3CB;
  --csn-ivory:#FDFBF3;
  --csn-ink:#1E3F2A;
  --csn-ink-deep:#152C1C;
  --csn-ochre:#A04E1B;
  --csn-ochre-soft:#C7733F;
  --csn-line:#E8DEC8;
  --csn-line-deep:#D5C8A9;
  --csn-muted:#6E6557;
  --csn-text:#2A2A24;
  --csn-radius:6px;
  --csn-radius-lg:12px;
  --csn-shadow-paper:0 1px 0 rgba(30,63,42,.05), 0 8px 20px rgba(30,63,42,.06);
  --csn-shadow-pin:0 2px 4px rgba(160,78,27,.25);
  --csn-font-display:"Crimson Pro", Georgia, "Times New Roman", serif;
  --csn-font-body:"Source Sans 3", "Segoe UI", Arial, sans-serif;
  --csn-maxw:1180px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--csn-font-body);
  color:var(--csn-text);
  background:var(--csn-paper);
  background-image:
    linear-gradient(to bottom, rgba(232,222,200,.35) 1px, transparent 1px);
  background-size:100% 32px;
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--csn-ink);text-decoration:none}
a:hover{color:var(--csn-ochre)}
h1,h2,h3,h4,h5{font-family:var(--csn-font-display);color:var(--csn-ink-deep);letter-spacing:-.005em;line-height:1.25;font-weight:600}
h1{font-size:2.35rem;margin:0 0 .8rem}
h2{font-size:1.7rem;margin:2rem 0 .9rem}
h3{font-size:1.25rem;margin:1.4rem 0 .55rem}
p{margin:0 0 1.05rem}

.csn-container{max-width:var(--csn-maxw);margin:0 auto;padding:0 24px}

.csn-skip{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.csn-skip:focus{position:static;width:auto;height:auto;background:var(--csn-ochre);color:var(--csn-ivory);padding:8px 12px;display:inline-block}

.csn-nav{
  position:sticky;top:0;z-index:60;
  background:rgba(245,239,224,.94);
  backdrop-filter:saturate(140%) blur(6px);
  border-bottom:1px solid var(--csn-line);
}
.csn-nav-inner{display:flex;align-items:center;justify-content:center;gap:34px;height:68px;position:relative}
.csn-brand{position:absolute;left:24px;top:50%;transform:translateY(-50%);display:flex;align-items:center;gap:10px;font-family:var(--csn-font-display);font-weight:700;color:var(--csn-ink);font-size:1.1rem}
.csn-brand-mark{width:36px;height:36px;border-radius:50%;background:var(--csn-ink);display:flex;align-items:center;justify-content:center;color:var(--csn-paper);border:2px solid var(--csn-ochre)}
.csn-menu{display:flex;align-items:center;gap:26px}
.csn-menu a{font-family:var(--csn-font-body);font-weight:600;color:var(--csn-ink);font-size:.95rem;padding:8px 2px;border-bottom:2px solid transparent;letter-spacing:.01em}
.csn-menu a:hover,.csn-menu a[aria-current="page"]{border-color:var(--csn-ochre);color:var(--csn-ochre)}
.csn-nav-cta{position:absolute;right:24px;top:50%;transform:translateY(-50%)}
.csn-nav-cta a{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--csn-ink);color:var(--csn-paper);
  font-family:var(--csn-font-body);font-weight:600;font-size:.9rem;
  padding:10px 16px;border-radius:var(--csn-radius);
  min-height:42px;
}
.csn-nav-cta a:hover{background:var(--csn-ochre);color:var(--csn-ivory)}
.csn-nav-toggle{display:none;background:none;border:0;color:var(--csn-ink);cursor:pointer;padding:8px;position:absolute;right:24px;top:50%;transform:translateY(-50%)}

@media (max-width:960px){
  .csn-nav-toggle{display:inline-flex}
  .csn-nav-cta{display:none}
  .csn-menu{
    position:absolute;left:0;right:0;top:68px;
    background:var(--csn-paper);border-bottom:1px solid var(--csn-line);
    flex-direction:column;align-items:stretch;gap:0;padding:8px 24px 18px;
    display:none;
  }
  .csn-menu.is-open{display:flex}
  .csn-menu a{padding:14px 4px;border-bottom:1px solid var(--csn-line);min-height:44px}
  .csn-nav-inner{justify-content:flex-start}
  .csn-brand{position:static;transform:none;margin-left:0}
}

.csn-hero{
  position:relative;
  padding:60px 0 64px;
  background-image:linear-gradient(rgba(30,63,42,.50), rgba(30,63,42,.50)), url('../img/home-hero-notebook-balikpapan.jpg');
  background-size:cover;
  background-position:center;
  color:var(--csn-paper);
  min-height:520px;
  display:flex;
  align-items:center;
}
.csn-hero-grid{
  display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;
}
.csn-hero-text h1{color:var(--csn-paper);font-size:2.7rem;margin-bottom:18px;line-height:1.18}
.csn-hero-text p.csn-hero-sub{font-size:1.1rem;color:#EFE5CB;margin-bottom:28px;max-width:560px;line-height:1.6}
.csn-hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.csn-btn{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--csn-font-body);font-weight:600;font-size:.98rem;
  padding:13px 22px;border-radius:var(--csn-radius);
  min-height:46px;
  border:2px solid transparent;
  cursor:pointer;
  transition:transform .18s ease, background .18s ease, color .18s ease;
}
.csn-btn-primary{background:var(--csn-ochre);color:var(--csn-ivory)}
.csn-btn-primary:hover{background:#8E4316;color:var(--csn-ivory);transform:translateY(-1px)}
.csn-btn-secondary{background:transparent;color:var(--csn-paper);border-color:var(--csn-paper)}
.csn-btn-secondary:hover{background:var(--csn-paper);color:var(--csn-ink)}
.csn-btn-tertiary{background:transparent;color:var(--csn-ochre);padding:10px 0;font-weight:600;border-bottom:1.5px solid var(--csn-ochre);border-radius:0;min-height:auto}
.csn-btn-tertiary:hover{color:#8E4316;border-color:#8E4316}

.csn-note-card{
  background:var(--csn-ivory);
  border-radius:var(--csn-radius-lg);
  padding:28px 26px 24px;
  box-shadow:var(--csn-shadow-paper);
  position:relative;
  transform:rotate(-1deg);
  border-left:4px solid var(--csn-ochre);
}
.csn-note-card::before{
  content:"";
  position:absolute;top:-10px;right:24px;
  width:46px;height:18px;
  background:rgba(160,78,27,.7);
  border-radius:2px;
  box-shadow:var(--csn-shadow-pin);
}
.csn-note-card h2{font-family:var(--csn-font-display);font-size:1.25rem;color:var(--csn-ink-deep);margin:6px 0 14px}
.csn-note-case{padding:14px 14px 12px;background:var(--csn-paper);border-radius:var(--csn-radius);margin-bottom:12px;border:1px dashed var(--csn-line-deep)}
.csn-note-case:last-child{margin-bottom:0}
.csn-note-tag{display:inline-block;background:var(--csn-ink);color:var(--csn-paper);font-size:.72rem;padding:3px 9px;border-radius:3px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;margin-bottom:8px}
.csn-note-case h3{font-family:var(--csn-font-display);font-size:1.02rem;color:var(--csn-ink-deep);margin:0 0 6px}
.csn-note-case p{font-size:.88rem;color:var(--csn-muted);margin:0;line-height:1.5}

@media (max-width:880px){
  .csn-hero{padding:48px 0;min-height:auto}
  .csn-hero-grid{grid-template-columns:1fr;gap:32px}
  .csn-hero-text h1{font-size:2rem}
  .csn-note-card{transform:rotate(0)}
}

.csn-section{padding:64px 0;position:relative}
.csn-section-alt{background:var(--csn-ivory);border-top:1px solid var(--csn-line);border-bottom:1px solid var(--csn-line)}
.csn-section-head{max-width:760px;margin:0 auto 36px;text-align:center}
.csn-section-eyebrow{display:inline-block;font-family:var(--csn-font-body);font-size:.78rem;letter-spacing:.16em;color:var(--csn-ochre);text-transform:uppercase;font-weight:700;margin-bottom:10px}
.csn-section-head h2{font-size:1.95rem;margin:0 0 12px}
.csn-section-head p{color:var(--csn-muted);font-size:1.02rem;margin:0}

.csn-mission{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.csn-mission-body p{font-size:1.04rem;color:var(--csn-text)}
.csn-mission-body .csn-mission-quote{border-left:3px solid var(--csn-ochre);padding:6px 0 6px 18px;font-style:italic;color:var(--csn-ink);font-family:var(--csn-font-display);font-size:1.12rem;margin:18px 0}
.csn-mission-img{border-radius:var(--csn-radius-lg);overflow:hidden;box-shadow:var(--csn-shadow-paper)}
.csn-mission-img img{width:100%;height:auto;display:block}
@media (max-width:880px){
  .csn-mission{grid-template-columns:1fr;gap:28px}
}

.csn-articles{margin-top:8px}
.csn-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media (max-width:980px){.csn-grid-3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.csn-grid-3{grid-template-columns:1fr}}

.csn-card{
  background:var(--csn-ivory);
  border:1px solid var(--csn-line);
  border-radius:var(--csn-radius-lg);
  overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.csn-card:hover{transform:translateY(-3px);box-shadow:var(--csn-shadow-paper);border-color:var(--csn-line-deep)}
.csn-card-img{aspect-ratio:16/10;overflow:hidden;background:var(--csn-paper-deep)}
.csn-card-img img{width:100%;height:100%;object-fit:cover;display:block}
.csn-card-body{padding:18px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.csn-card-tag{display:inline-block;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--csn-ochre);font-weight:700;align-self:flex-start;background:rgba(160,78,27,.08);padding:3px 9px;border-radius:3px}
.csn-card h3{margin:4px 0 6px;font-size:1.14rem;color:var(--csn-ink-deep);line-height:1.35}
.csn-card h3 a{color:inherit}
.csn-card h3 a:hover{color:var(--csn-ochre)}
.csn-card p{font-size:.92rem;color:var(--csn-muted);margin:0 0 12px;line-height:1.55;flex:1}
.csn-card-cta{font-family:var(--csn-font-body);font-weight:600;font-size:.88rem;color:var(--csn-ochre);display:inline-flex;align-items:center;gap:6px;padding:4px 0;border-bottom:1.5px solid transparent;align-self:flex-start}
.csn-card:hover .csn-card-cta{border-color:var(--csn-ochre)}

.csn-method{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media (max-width:880px){.csn-method{grid-template-columns:1fr}}
.csn-method-card{
  background:var(--csn-paper);
  border:1px solid var(--csn-line);
  border-radius:var(--csn-radius-lg);
  padding:24px 22px;
  position:relative;
}
.csn-method-num{font-family:var(--csn-font-display);font-size:2rem;color:var(--csn-ochre);font-weight:700;line-height:1;margin-bottom:6px}
.csn-method-card h3{font-size:1.12rem;color:var(--csn-ink-deep);margin:6px 0 8px}
.csn-method-card p{color:var(--csn-muted);font-size:.95rem;margin:0}

.csn-pillars{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
@media (max-width:980px){.csn-pillars{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.csn-pillars{grid-template-columns:1fr}}
.csn-pillar{
  background:var(--csn-ivory);
  border:1px solid var(--csn-line);
  border-radius:var(--csn-radius-lg);
  padding:22px 20px;
  text-align:left;
}
.csn-pillar-icon{
  width:42px;height:42px;border-radius:8px;
  background:rgba(30,63,42,.08);
  color:var(--csn-ink);
  display:flex;align-items:center;justify-content:center;
  margin-bottom:14px;
}
.csn-pillar h3{font-size:1.05rem;margin:0 0 6px;color:var(--csn-ink-deep)}
.csn-pillar p{font-size:.9rem;color:var(--csn-muted);margin:0;line-height:1.5}

.csn-faq{max-width:820px;margin:0 auto}
.csn-faq details{
  background:var(--csn-ivory);
  border:1px solid var(--csn-line);
  border-radius:var(--csn-radius);
  padding:14px 18px;
  margin-bottom:12px;
}
.csn-faq summary{
  cursor:pointer;font-family:var(--csn-font-display);font-weight:600;font-size:1.06rem;color:var(--csn-ink-deep);
  list-style:none;display:flex;justify-content:space-between;align-items:center;gap:10px;
  min-height:32px;
}
.csn-faq summary::-webkit-details-marker{display:none}
.csn-faq summary::after{content:"+";font-family:var(--csn-font-display);font-size:1.5rem;color:var(--csn-ochre);font-weight:400;line-height:1}
.csn-faq details[open] summary::after{content:"\2212"}
.csn-faq details[open] summary{margin-bottom:10px;border-bottom:1px solid var(--csn-line);padding-bottom:10px}
.csn-faq p{margin:8px 0 4px;color:var(--csn-muted);font-size:.95rem}

.csn-closing{background:var(--csn-ink);color:var(--csn-paper);text-align:center;padding:60px 0}
.csn-closing h2{color:var(--csn-paper);font-size:1.95rem;margin-bottom:14px}
.csn-closing p{color:#E5D8B7;max-width:620px;margin:0 auto 24px;font-size:1.04rem}
.csn-closing .csn-btn-primary{background:var(--csn-ochre)}
.csn-closing .csn-btn-secondary{color:var(--csn-paper);border-color:var(--csn-paper)}

.csn-footer{background:#172E1F;color:#D9CCAE;padding:54px 0 28px}
.csn-footer a{color:#D9CCAE}
.csn-footer a:hover{color:var(--csn-ochre-soft)}
.csn-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.csn-footer h4{font-family:var(--csn-font-display);color:var(--csn-paper);font-size:1rem;margin:0 0 12px;letter-spacing:.02em}
.csn-footer ul{list-style:none;padding:0;margin:0}
.csn-footer li{margin:0 0 7px;font-size:.9rem}
.csn-footer p{font-size:.9rem;line-height:1.6;color:#C9BC9F}
.csn-footer-brand{display:flex;align-items:center;gap:10px;color:var(--csn-paper);font-family:var(--csn-font-display);font-weight:700;font-size:1.1rem;margin-bottom:10px}
.csn-footer-brand .csn-brand-mark{background:var(--csn-paper);color:var(--csn-ink)}
.csn-footer-bottom{
  border-top:1px solid #2A4332;margin-top:34px;padding-top:18px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  font-size:.84rem;color:#A8997A;
}
.csn-footer-bottom button{background:none;border:0;color:#D9CCAE;font-family:var(--csn-font-body);font-size:.84rem;cursor:pointer;text-decoration:underline;padding:0}
.csn-footer-bottom button:hover{color:var(--csn-ochre-soft)}
@media (max-width:880px){.csn-footer-grid{grid-template-columns:1fr 1fr;gap:28px}}
@media (max-width:520px){.csn-footer-grid{grid-template-columns:1fr}}

.csn-page-hero{background:var(--csn-ink);color:var(--csn-paper);padding:52px 0 44px;border-bottom:4px solid var(--csn-ochre)}
.csn-page-hero h1{color:var(--csn-paper);font-size:2.1rem;margin-bottom:10px}
.csn-page-hero p{color:#D9CCAE;font-size:1.02rem;max-width:680px;margin:0}
.csn-breadcrumb{font-size:.85rem;color:#BFAE89;margin-bottom:8px}
.csn-breadcrumb a{color:#D9CCAE}
.csn-breadcrumb a:hover{color:var(--csn-ochre-soft)}

.csn-article{padding:54px 0 64px;max-width:760px;margin:0 auto}
.csn-article .csn-byline{font-size:.88rem;color:var(--csn-muted);margin-bottom:14px;font-family:var(--csn-font-body)}
.csn-article h1{font-size:2.1rem;color:var(--csn-ink-deep);margin-bottom:14px;line-height:1.22}
.csn-article-cover{margin:14px 0 26px;border-radius:var(--csn-radius-lg);overflow:hidden;box-shadow:var(--csn-shadow-paper)}
.csn-article p{font-size:1.04rem;line-height:1.78;color:var(--csn-text)}
.csn-article h2{font-size:1.5rem;margin-top:2.2rem}
.csn-article h3{font-size:1.18rem}
.csn-article ul,.csn-article ol{padding-left:1.3rem;margin:0 0 1.1rem}
.csn-article li{margin-bottom:8px}
.csn-callout{
  background:var(--csn-paper-deep);border-left:4px solid var(--csn-ochre);
  padding:18px 20px;border-radius:0 var(--csn-radius) var(--csn-radius) 0;
  margin:1.8rem 0;
}
.csn-callout strong{color:var(--csn-ink-deep);font-family:var(--csn-font-display);font-weight:700}
.csn-prevnext{display:flex;justify-content:space-between;gap:18px;margin-top:46px;padding-top:24px;border-top:1px dashed var(--csn-line-deep)}
.csn-prevnext a{flex:1;background:var(--csn-ivory);border:1px solid var(--csn-line);border-radius:var(--csn-radius);padding:14px 16px;color:var(--csn-ink)}
.csn-prevnext a:hover{border-color:var(--csn-ochre);color:var(--csn-ochre)}
.csn-prevnext span{display:block;font-size:.76rem;color:var(--csn-muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:4px;font-weight:700}
.csn-prevnext strong{font-family:var(--csn-font-display);font-weight:600;font-size:1rem}
.csn-prevnext .csn-prev{text-align:left}
.csn-prevnext .csn-next{text-align:right}

.csn-list-page{padding:54px 0 64px}
.csn-list-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media (max-width:980px){.csn-list-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.csn-list-grid{grid-template-columns:1fr}}

.csn-about{padding:54px 0 64px}
.csn-about-grid{display:grid;grid-template-columns:1.3fr .9fr;gap:48px;align-items:start}
.csn-about-grid img{border-radius:var(--csn-radius-lg);box-shadow:var(--csn-shadow-paper)}
.csn-about h2{font-size:1.5rem;margin-top:1.8rem}
.csn-about ul{padding-left:1.2rem}
@media (max-width:880px){.csn-about-grid{grid-template-columns:1fr;gap:28px}}

.csn-contact{padding:54px 0 64px}
.csn-contact-split{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:start}
@media (max-width:880px){.csn-contact-split{grid-template-columns:1fr;gap:28px}}
.csn-contact-info{background:var(--csn-ivory);border:1px solid var(--csn-line);border-radius:var(--csn-radius-lg);padding:26px 24px}
.csn-contact-info h2{font-size:1.35rem;margin:0 0 16px}
.csn-info-row{display:flex;gap:14px;align-items:flex-start;margin-bottom:16px}
.csn-info-icon{
  flex-shrink:0;width:40px;height:40px;border-radius:8px;
  background:rgba(30,63,42,.08);color:var(--csn-ink);
  display:flex;align-items:center;justify-content:center;
}
.csn-info-row strong{display:block;color:var(--csn-ink-deep);font-family:var(--csn-font-display);font-weight:600;font-size:.96rem;margin-bottom:2px}
.csn-info-row p{margin:0;font-size:.92rem;color:var(--csn-muted);line-height:1.55}
.csn-info-row a{color:var(--csn-ink)}
.csn-info-row a:hover{color:var(--csn-ochre)}

.csn-form{margin-top:18px;border-top:1px dashed var(--csn-line-deep);padding-top:20px}
.csn-form .csn-field{margin-bottom:14px}
.csn-form label{display:block;font-family:var(--csn-font-body);font-size:.88rem;font-weight:600;color:var(--csn-ink-deep);margin-bottom:6px}
.csn-form input,.csn-form textarea{
  width:100%;padding:11px 13px;
  border:1px solid var(--csn-line-deep);
  border-radius:var(--csn-radius);
  background:var(--csn-paper);
  font-family:var(--csn-font-body);font-size:.96rem;color:var(--csn-text);
  min-height:44px;
}
.csn-form textarea{min-height:120px;resize:vertical}
.csn-form input:focus,.csn-form textarea:focus{outline:none;border-color:var(--csn-ochre);box-shadow:0 0 0 3px rgba(160,78,27,.15)}
.csn-form .csn-checkbox{display:flex;gap:10px;align-items:flex-start;font-size:.86rem;color:var(--csn-muted);line-height:1.5;margin:6px 0 14px}
.csn-form .csn-checkbox input{width:auto;min-height:auto;margin-top:3px}

.csn-map{background:var(--csn-ivory);border:1px solid var(--csn-line);border-radius:var(--csn-radius-lg);overflow:hidden;height:100%;min-height:460px;display:flex;flex-direction:column}
.csn-map iframe{width:100%;height:100%;min-height:460px;border:0;flex:1}
.csn-map-foot{padding:10px 16px;font-size:.84rem;color:var(--csn-muted);border-top:1px solid var(--csn-line);background:var(--csn-paper)}
.csn-map-foot a{color:var(--csn-ochre);font-weight:600}

.csn-legal{padding:54px 0 64px;max-width:840px;margin:0 auto}
.csn-legal h2{margin-top:1.8rem;font-size:1.35rem;color:var(--csn-ink-deep)}
.csn-legal h3{margin-top:1.3rem;font-size:1.05rem;color:var(--csn-ink-deep)}
.csn-legal p,.csn-legal li{font-size:.98rem;color:var(--csn-text);line-height:1.72}
.csn-legal ul{padding-left:1.25rem}
.csn-legal .csn-update{display:inline-block;background:var(--csn-paper-deep);border:1px solid var(--csn-line-deep);border-radius:3px;padding:4px 10px;font-size:.82rem;color:var(--csn-muted);margin-bottom:18px}

.csn-cookie-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:100;
  background:var(--csn-ink-deep);color:var(--csn-paper);
  padding:14px 24px;
  display:none;
  align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  border-top:3px solid var(--csn-ochre);
}
.csn-cookie-bar.is-visible{display:flex}
.csn-cookie-bar p{margin:0;font-size:.88rem;line-height:1.55;flex:1;min-width:240px;color:#D9CCAE}
.csn-cookie-bar a{color:var(--csn-ochre-soft);text-decoration:underline}
.csn-cookie-bar .csn-cookie-actions{display:flex;gap:10px;flex-wrap:wrap}
.csn-cookie-bar button{
  font-family:var(--csn-font-body);font-weight:600;font-size:.88rem;
  padding:9px 16px;border-radius:var(--csn-radius);
  border:1.5px solid transparent;cursor:pointer;min-height:42px;
}
.csn-cookie-bar .csn-btn-accept{background:var(--csn-ochre);color:var(--csn-ivory);border-color:var(--csn-ochre)}
.csn-cookie-bar .csn-btn-accept:hover{background:#8E4316}
.csn-cookie-bar .csn-btn-deny{background:transparent;color:var(--csn-paper);border-color:var(--csn-paper)}
.csn-cookie-bar .csn-btn-deny:hover{background:var(--csn-paper);color:var(--csn-ink)}
.csn-cookie-bar .csn-btn-manage{background:transparent;color:#E5D8B7;border-color:#5A6F60}
.csn-cookie-bar .csn-btn-manage:hover{border-color:var(--csn-paper);color:var(--csn-paper)}

.csn-cookie-modal{
  display:none;position:fixed;inset:0;z-index:120;
  background:rgba(21,44,28,.65);
  align-items:center;justify-content:center;padding:20px;
}
.csn-cookie-modal.is-open{display:flex}
.csn-cookie-modal-inner{
  background:var(--csn-ivory);max-width:880px;width:100%;
  border-radius:var(--csn-radius-lg);overflow:hidden;
  display:grid;grid-template-columns:1fr 1.2fr 1fr;max-height:90vh;
}
.csn-cookie-modal-col{padding:24px 22px;overflow-y:auto}
.csn-cookie-modal-col + .csn-cookie-modal-col{border-left:1px solid var(--csn-line)}
.csn-cookie-modal h3{margin:0 0 10px;font-size:1.1rem;color:var(--csn-ink-deep)}
.csn-cookie-modal p{font-size:.86rem;color:var(--csn-muted);line-height:1.6}
.csn-cookie-cat{border:1px solid var(--csn-line);border-radius:var(--csn-radius);padding:12px 14px;margin-bottom:10px;background:var(--csn-paper)}
.csn-cookie-cat-head{display:flex;justify-content:space-between;align-items:center;gap:10px}
.csn-cookie-cat-head strong{font-family:var(--csn-font-display);font-size:.98rem;color:var(--csn-ink-deep)}
.csn-cookie-cat-toggle{display:flex;align-items:center;gap:8px}
.csn-cookie-cat-always{font-size:.78rem;color:var(--csn-ink);background:rgba(30,63,42,.08);padding:3px 9px;border-radius:3px;font-weight:700}
.csn-switch{position:relative;display:inline-block;width:42px;height:22px}
.csn-switch input{opacity:0;width:0;height:0}
.csn-switch span.csn-slider{position:absolute;cursor:pointer;inset:0;background:#B7A47D;border-radius:22px;transition:.2s}
.csn-switch span.csn-slider::before{content:"";position:absolute;width:16px;height:16px;left:3px;top:3px;background:var(--csn-ivory);border-radius:50%;transition:.2s}
.csn-switch input:checked + .csn-slider{background:var(--csn-ochre)}
.csn-switch input:checked + .csn-slider::before{transform:translateX(20px)}
.csn-cookie-cat-expand{background:none;border:0;color:var(--csn-ochre);font-family:var(--csn-font-body);font-weight:600;font-size:.82rem;cursor:pointer;padding:4px 0;margin-top:6px}
.csn-cookie-cat-detail{display:none;margin-top:8px;padding-top:8px;border-top:1px dashed var(--csn-line);font-size:.82rem;color:var(--csn-muted)}
.csn-cookie-cat-detail.is-open{display:block}
.csn-cookie-actions-modal{display:flex;flex-direction:column;gap:10px;margin-top:12px}
.csn-cookie-actions-modal button{
  font-family:var(--csn-font-body);font-weight:600;font-size:.92rem;
  padding:11px 16px;border-radius:var(--csn-radius);
  border:1.5px solid transparent;cursor:pointer;min-height:44px;
}
.csn-cookie-actions-modal .csn-btn-accept{background:var(--csn-ochre);color:var(--csn-ivory)}
.csn-cookie-actions-modal .csn-btn-save{background:var(--csn-ink);color:var(--csn-paper)}
.csn-cookie-actions-modal .csn-btn-deny{background:transparent;color:var(--csn-ink);border-color:var(--csn-ink)}
@media (max-width:780px){
  .csn-cookie-modal-inner{grid-template-columns:1fr;max-height:92vh}
  .csn-cookie-modal-col + .csn-cookie-modal-col{border-left:0;border-top:1px solid var(--csn-line)}
}

.csn-thanks{display:none;position:fixed;inset:0;z-index:130;background:rgba(21,44,28,.65);align-items:center;justify-content:center;padding:20px}
.csn-thanks.is-open{display:flex}
.csn-thanks-inner{background:var(--csn-ivory);border-radius:var(--csn-radius-lg);padding:28px 28px 22px;max-width:420px;text-align:center;border-top:4px solid var(--csn-ochre)}
.csn-thanks-inner h3{margin:0 0 8px;color:var(--csn-ink-deep)}
.csn-thanks-inner p{margin:0 0 18px;color:var(--csn-muted);font-size:.95rem}
.csn-thanks-inner button{background:var(--csn-ochre);color:var(--csn-ivory);border:0;padding:10px 20px;border-radius:var(--csn-radius);font-weight:600;cursor:pointer;min-height:42px}

/* UX image separation: notebook hero image is visible without copy overlays. */
.csn-hero{
  background:linear-gradient(180deg,var(--csn-ivory) 0%,var(--csn-paper) 100%);
  color:var(--csn-ink-deep);
}
.csn-hero::before{display:none}
.csn-hero-text h1{color:var(--csn-ink-deep)}
.csn-hero-text p.csn-hero-sub{color:var(--csn-muted)}
.csn-hero-grid{
  grid-template-columns:minmax(0,1fr) minmax(300px,.8fr);
  align-items:center;
}
.csn-hero-copy,.csn-note-card{grid-column:auto}
.csn-hero-media{
  min-height:430px;
  border-radius:var(--csn-radius-lg);
  background:url('../img/home-hero-notebook-balikpapan.jpg') center/cover no-repeat;
  border:1px solid var(--csn-line);
  box-shadow:var(--csn-shadow);
}
@media (max-width:860px){
  .csn-hero-grid{grid-template-columns:1fr}
  .csn-hero-media{min-height:300px}
}

/* Mobile containment for notebook grid content. */
html,body{overflow-x:hidden}
.csn-hero-grid>*,.csn-card{min-width:0;max-width:100%}
.csn-hero-text h1,.csn-hero-sub,.csn-card h3{overflow-wrap:anywhere}
@media (max-width:560px){
  .csn-hero-grid>*,.csn-card{width:100%;max-width:min(100%,310px,calc(100vw - 48px));justify-self:start}
}