/* Gaya bersama elvieanameth.com — navy + merah, mengikuti logo perisai EA */
:root{
  --navy:#0B1D45; --navy-deep:#06122E; --navy-2:#173A7A; --navy-soft:#E8EDF7;
  --red:#B5121B; --red-dark:#8E0A12; --red-soft:#FBE9EA;
  --gold:#F2B035;
  --bg:#FFFFFF; --soft:#F4F6FA; --surface:#FFFFFF; --ink:#111827; --muted:#5B6475; --line:#E3E7EE;
  --display:"Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --body:"Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --read:"Source Serif 4", Georgia, "Times New Roman", serif;
  /* nama lama, dipakai halaman artikel */
  --maroon:var(--navy-2); --maroon-deep:var(--navy); --tint:var(--navy-soft);
  --on-maroon:#F2F5FA; --on-maroon-muted:#B9C5DB;
  color-scheme:light;
}
:root{padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:40;background:var(--navy)}
img{max-width:100%;height:auto}
a{color:inherit}
[hidden]{display:none!important}
:focus-visible{outline:2px solid var(--red);outline-offset:3px}
h1,h2,h3{font-family:var(--display);line-height:1.15;text-wrap:balance}
.wrap{max-width:1180px;margin:0 auto;padding-left:max(18px,env(safe-area-inset-left,0px));padding-right:max(18px,env(safe-area-inset-right,0px))}
.narrow{max-width:760px;margin:0 auto;padding-left:max(18px,env(safe-area-inset-left,0px));padding-right:max(18px,env(safe-area-inset-right,0px))}

/* Tombol */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:inherit;font-weight:700;font-size:15px;text-decoration:none;border-radius:8px;padding:12px 20px;border:1.5px solid transparent;cursor:pointer;transition:background .15s,color .15s,border-color .15s}
.btn svg{width:18px;height:18px;flex:none}
.btn-red{background:var(--red);color:#fff}
.btn-red:hover{background:var(--red-dark)}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-2)}
.btn-line{border-color:var(--navy);color:var(--navy);background:#fff}
.btn-line:hover{background:var(--navy);color:#fff}
.btn-white{background:#fff;color:var(--navy)}
.btn-ghost{border-color:rgba(255,255,255,.45);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1)}
.btn-wa{background:#1FAF55;color:#fff}
.btn.sm{padding:9px 14px;font-size:14px}
.btn.full{width:100%}

/* Kepala halaman */
.top{background:#fff;border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;gap:20px;padding-block:12px}
.logo{display:block;flex:none;line-height:0}
.logo img{height:58px;width:auto}
.top-tgl{font-size:13px;color:var(--muted);margin-left:auto}
.top-aksi{display:flex;gap:10px;flex:none}
@media (max-width:760px){.logo img{height:42px}.top-tgl{display:none}.top-aksi{margin-left:auto}.top-aksi .btn-line{display:none}}
.menu-bar{position:sticky;top:env(safe-area-inset-top,0px);z-index:30;background:var(--navy);box-shadow:0 2px 0 var(--red)}
.menu-bar .wrap{display:flex;gap:2px;overflow-x:auto;scrollbar-width:none}
.menu-bar .wrap::-webkit-scrollbar{display:none}
.menu-bar a{flex:none;color:#D7DEEC;text-decoration:none;font-weight:700;font-size:14.5px;padding:13px 15px;white-space:nowrap;border-bottom:3px solid transparent}
.menu-bar a:hover{color:#fff;background:rgba(255,255,255,.06)}
.menu-bar a.on{color:#fff;border-bottom-color:var(--red);background:rgba(255,255,255,.08)}

/* Judul bagian */
.sec{padding-block:64px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:26px}
.label{display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:.09em;text-transform:uppercase;color:var(--red);margin-bottom:8px}
.sec-head h2{margin:0;font-size:clamp(26px,3.4vw,34px);font-weight:800;color:var(--navy);letter-spacing:-.01em}
.sec-head p{margin:6px 0 0;color:var(--muted);max-width:60ch}
.more{font-weight:700;font-size:14.5px;color:var(--navy-2);text-decoration:none;white-space:nowrap}
.more:hover{color:var(--red)}

/* Kartu e-book */
.rak{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
@media (max-width:980px){.rak{grid-template-columns:repeat(3,1fr)}}
@media (max-width:720px){.rak{grid-template-columns:repeat(2,1fr);gap:14px}}
.produk{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden;transition:box-shadow .2s,transform .2s}
.produk:hover{box-shadow:0 14px 30px rgba(11,29,69,.12);transform:translateY(-2px)}
.produk-cover{display:block;aspect-ratio:2/3;max-width:100%;background:var(--soft);overflow:hidden}
.produk-cover img{width:100%;height:100%;object-fit:cover;display:block}
.produk-in{padding:14px 14px 16px;display:flex;flex-direction:column;gap:6px;flex:1}
.produk-jenis{font-size:11.5px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--red)}
.produk h3{margin:0;font-size:16px;line-height:1.3}
.produk h3 a{text-decoration:none;color:var(--navy)}
.produk h3 a:hover{color:var(--red)}
.produk p{margin:0;font-size:13.5px;color:var(--muted);line-height:1.5}
.harga{margin-top:auto;padding-top:8px;display:flex;align-items:baseline;gap:8px;flex-wrap:wrap;font-variant-numeric:tabular-nums}
.harga b{font-size:18px;color:var(--navy)}
.harga s{font-size:13px;color:var(--muted)}
.harga em{font-style:normal;font-size:13px;color:var(--muted)}
.produk-aksi{display:flex;gap:8px;padding-top:6px}
.produk-aksi .btn{flex:1;padding:9px 10px;font-size:13.5px}
@media (max-width:420px){.produk-aksi{flex-direction:column}}

/* Kaki halaman */
footer.kaki{margin-top:72px;background:var(--navy-deep);color:#AFBBD3;font-size:14px}
.kaki-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-block:48px 34px}
@media (max-width:860px){.kaki-grid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.kaki-grid{grid-template-columns:1fr}}
.kaki-brand{display:flex;gap:12px;align-items:center;margin-bottom:12px}
.kaki-brand img{width:56px;height:56px}
.kaki-brand strong{display:block;font-family:var(--display);font-size:20px;color:#fff}
.kaki-brand small{color:#AFBBD3}
.kaki h4{margin:0 0 12px;color:#fff;font-size:15px}
.kaki ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.kaki a{color:#D7DEEC;text-decoration:none}
.kaki a:hover{color:#fff;text-decoration:underline}
.kaki-bawah{border-top:1px solid rgba(255,255,255,.1)}
.kaki-bawah .wrap{display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;padding-block:18px 24px;font-size:13px}

/* Tombol WhatsApp melayang */
.wa-float{position:fixed;right:max(18px,env(safe-area-inset-right,0px));bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:50;display:flex;align-items:center;gap:8px;background:#1FAF55;color:#fff;text-decoration:none;font-weight:700;font-size:14px;padding:12px 16px;border-radius:999px;box-shadow:0 10px 24px rgba(0,0,0,.22)}
.wa-float svg{width:22px;height:22px;flex:none}
@media (max-width:560px){.wa-float span{display:none}.wa-float{padding:14px}}
@media (prefers-reduced-motion: reduce){*{transition:none!important}}