/* Mobile-first 'Link in Bio' layout */
:root{
  --card-bg: #ffffff;
  --pill-bg: #2d2d2d;
  --pill-text: #ffffff;
  --shadow: 0 12px 30px rgba(0,0,0,.18);
  --radius-xl: 22px;
  --radius-xxl: 28px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: 'Inter',system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  color:#0f172a;
  background:#eaeef3;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

/* SECTION wrapper: biarkan halaman yang scroll, bukan area link */
.hero{
  position:relative;
  min-height:100dvh;
  /* ruang atas minimum 84px + dukung notch (safe area) */
  padding-top: max(84px, calc(6vh + env(safe-area-inset-top)));
  padding-bottom: max(32px, 4vh);
}

.bg{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  filter:brightness(.72) saturate(1.05);
}
.scrim{
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(0,0,0,.2), rgba(0,0,0,.35));
}

/* Floating card; tinggi tidak dibatasi supaya ikut scroll */
.card{
  position:relative;
  width:min(420px, 92vw);
  background:var(--card-bg);
  border-radius:var(--radius-xxl);
  box-shadow:var(--shadow);
  overflow:visible;            /* agar logo tidak terpotong */
  display:flex;
  flex-direction:column;
  padding-top:96px;            /* ruang untuk logo */
  margin:0 auto;               /* center horizontal */
}

/* Floating logo */
.logo-wrap{
  position:absolute;
  top:-48px;
  left:50%;
  transform:translateX(-50%);
  background:#fff;
  padding:10px 12px;
  border-radius:24px;
  box-shadow:var(--shadow);
}
.logo{
  display:block;
  width:86px;
  height:86px;
  object-fit:contain;
}

/* Header */
.card-header{
  text-align:center;
  padding:20px 22px 8px;
}
h1{
  font-size:22px;
  margin:0 0 2px;
  font-weight:700;
}
.sub{
  font-size:13px;
  margin:0 0 10px;
  color:#475569;
  font-weight:600;
}
.divider{
  width:56px;
  height:3px;
  background:#0f172a;
  opacity:.12;
  border-radius:999px;
  margin:0 auto 10px;
}
.hint{
  font-size:12px;
  color:#6b7280;
  margin:0 0 10px;
}

/* Link area: TIDAK ada overflow terpisah; biarkan body yang scroll */
.links{
  display:flex;
  flex-direction:column;
  gap:14px;
  padding:10px 18px 18px;
  overflow:visible;            /* sebelumnya auto -> menyebabkan scroll lokal */
  scroll-behavior:smooth;
}
.btn{
  text-decoration:none;
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  min-height:48px;
  padding:14px 16px;
  border-radius:999px;
  background:var(--pill-bg);
  color:var(--pill-text);
  font-weight:700;
  font-size:12px;
  letter-spacing:.3px;
  box-shadow:0 6px 18px rgba(0,0,0,.18);
  transition:transform .08s ease, opacity .2s ease;
}
.btn:active{ transform:scale(.98) }
.btn:focus-visible{
  outline:3px solid #93c5fd;
  outline-offset:2px;
}

/* Footer */
.footer{
  padding:6px 20px 16px;
  display:flex;
  justify-content:center;
}
.insta{
  font-size:11px;
  color:#1f2937;
  text-decoration:none;
  opacity:.85;
}
.insta:hover{text-decoration:underline}

/* Scroll tip dimatikan karena seluruh halaman sudah scroll */
.scroll-tip{ display:none !important; }

/* Desktop tweaks */
@media (min-width: 640px){
  .card{
    width:min(460px, 88vw);
    padding-top:108px;
  }
  .logo{ width:96px; height:96px; }
  .logo-wrap{ top:-52px; }
}

@media (max-width: 520px){
  .logo-wrap{ top:-40px; }   /* sebelumnya -48px */
  .card{ padding-top:104px; }/* tambah ruang header agar tidak mepet */
}

@media (max-width: 360px){
  .logo-wrap{ top:-36px; }
  .card{ padding-top:110px; }
}

/* ===== Detail page (doc) ===== */
.card.doc{
  width:min(720px, 94vw);      /* sedikit lebih lebar untuk teks/flowchart */
  padding-top:108px;           /* ruang untuk logo */
}

.content{
  padding: 0 20px 10px;
}

.block{ 
  background: #fff;
  border-radius: 18px;
  padding: 14px 14px 2px;
  margin: 6px 0 14px;
  box-shadow: 0 6px 18px rgba(0,0,0,.06);
}

.content h2{
  font-size: 16px;
  margin: 6px 6px 8px;
  font-weight: 700;
  color: #111827;
}
.content p{ 
  margin: 0 6px 12px; 
  color: #374151;
  line-height: 1.6;
}
.checklist{
  margin: 0 20px 14px;
  padding-left: 14px;
  color:#374151;
}
.checklist li{ margin: 6px 0; }

/* Flowchart image fills container */
.flowchart{
  margin: 0;
  border-radius: 16px;
  overflow: hidden;
}
.flowchart img{
  display:block;
  width:100%;
  height:auto;                 /* fit-to-container */
}

/* Back link */
.backbar{
  padding-top: 8px;
  border-top: 1px solid rgba(0,0,0,.06);
}
.back{
  font-size: 12px;
  text-decoration: none;
  color:#374151;
}
.back:hover{ text-decoration: underline; }

/* Mobile safe spacing tweaks */
@media (max-width:520px){
  .card.doc{ padding-top:114px; }
  .logo-wrap{ top:-40px; }
}
@media (max-width:360px){
  .card.doc{ padding-top:120px; }
  .logo-wrap{ top:-36px; }
}