/* =========================================================
   DESAIN SISTEM — Pusat Pustaka & Pembelajaran RSUD Ploso
   Palet: biru hangat (cobalt/indigo) + amber + hijau daun
   Tipografi: Fraunces (display) + Plus Jakarta Sans (UI/body)
   ========================================================= */

:root{
  /* --- Warna --- */
  --biru-tua:      #17335E;   /* navy dalam, warm-leaning */
  --biru-utama:    #2B5DA8;   /* biru institusi, dari logo */
  --biru-cerah:    #4C7FCB;
  --biru-tint:     #EAF1FB;   /* latar kartu biru muda */
  --amber:         #E98A2E;   /* dari daun oranye logo */
  --amber-tint:    #FCEADA;
  --hijau:         #3C8A5B;   /* dari daun hijau logo */
  --hijau-tint:    #E4F3EA;
  --krem:          #FAF6EF;   /* latar halaman, hangat bukan abu */
  --kertas:        #FFFFFF;
  --tinta:         #1B2333;
  --tinta-lembut:  #5B6472;
  --garis:         #E4DFD3;
  --bahaya:        #C0483B;

  /* --- Tipografi --- */
  --font-tampil: "Fraunces", Georgia, serif;
  --font-teks:   "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* --- Bentuk --- */
  --radius-s: 8px;
  --radius-m: 14px;
  --radius-l: 22px;
  --bayangan: 0 10px 30px -12px rgba(23,51,94,0.22);
  --bayangan-kecil: 0 4px 14px -6px rgba(23,51,94,0.18);
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--krem);
  color:var(--tinta);
  font-family:var(--font-teks);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }

h1,h2,h3,h4{
  font-family:var(--font-tampil);
  font-weight:600;
  line-height:1.15;
  margin:0 0 .5em;
  color:var(--biru-tua);
}
h1{ font-size:clamp(2rem, 4vw, 3.1rem); font-weight:560; letter-spacing:-0.01em;}
h2{ font-size:clamp(1.5rem, 2.6vw, 2.1rem); }
h3{ font-size:1.25rem; }
p{ margin:0 0 1em; color:var(--tinta-lembut); }

.container{
  max-width:1180px;
  margin:0 auto;
  padding:0 24px;
}
.section{ padding:64px 0; }
.section-sempit{ padding:40px 0; }

/* Fokus keyboard terlihat jelas */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible{
  outline:3px solid var(--amber);
  outline-offset:2px;
}
@media (prefers-reduced-motion: reduce){
  *{ animation-duration:0.001ms !important; transition-duration:0.001ms !important; scroll-behavior:auto !important; }
}

/* ---------- Navigasi ---------- */
.navbar{
  position:sticky; top:0; z-index:50;
  background:rgba(250,246,239,0.9);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--garis);
}
.navbar-inner{
  max-width:1180px; margin:0 auto; padding:12px 24px;
  display:flex; align-items:center; justify-content:space-between; gap:16px;
}
.brand{ display:flex; align-items:center; gap:12px; }
.brand img{ height:42px; width:auto; }
.brand-text{ line-height:1.2; }
.brand-text strong{ display:block; font-family:var(--font-tampil); font-size:1.05rem; color:var(--biru-tua); }
.brand-text span{ font-size:.78rem; color:var(--tinta-lembut); }

.nav-links{ display:flex; gap:4px; align-items:center; }
.nav-links a{
  padding:9px 16px; border-radius:999px; font-weight:600; font-size:.92rem;
  color:var(--biru-tua); transition:background .15s ease, color .15s ease;
}
.nav-links a:hover{ background:var(--biru-tint); }
.nav-links a.aktif{ background:var(--biru-utama); color:#fff; }
.nav-toggle{ display:none; background:none; border:none; cursor:pointer; padding:8px; }
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after{
  content:''; display:block; width:24px; height:2px; background:var(--biru-tua); margin:5px 0; transition:.2s;
}

@media (max-width:860px){
  .nav-links{
    position:absolute; top:100%; left:0; right:0; background:var(--krem);
    flex-direction:column; align-items:stretch; padding:10px 20px 18px;
    border-bottom:1px solid var(--garis); display:none;
  }
  .nav-links.terbuka{ display:flex; }
  .nav-links a{ padding:12px 14px; }
  .nav-toggle{ display:block; }
}

/* ---------- Tombol ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:12px 22px; border-radius:999px; font-weight:700; font-size:.94rem;
  border:1px solid transparent; cursor:pointer; transition:transform .12s ease, box-shadow .12s ease, background .15s;
  font-family:var(--font-teks);
}
.btn:active{ transform:translateY(1px); }
.btn-utama{ background:var(--biru-utama); color:#fff; box-shadow:var(--bayangan-kecil); }
.btn-utama:hover{ background:var(--biru-tua); }
.btn-amber{ background:var(--amber); color:#fff; box-shadow:0 8px 20px -8px rgba(233,138,46,.55); }
.btn-amber:hover{ filter:brightness(0.95); }
.btn-luar{ background:transparent; border-color:var(--biru-utama); color:var(--biru-utama); }
.btn-luar:hover{ background:var(--biru-tint); }
.btn-kecil{ padding:8px 16px; font-size:.85rem; }
.btn-bahaya{ background:var(--bahaya); color:#fff; }
.btn-teks{ background:none; border:none; color:var(--biru-utama); font-weight:700; padding:6px 4px; cursor:pointer; }

/* ---------- Hero Beranda ---------- */
.hero{
  position:relative; overflow:hidden;
  padding:72px 0 90px;
  background:
    radial-gradient(60% 90% at 85% 15%, rgba(233,138,46,0.14), transparent 60%),
    radial-gradient(70% 90% at 10% 100%, rgba(60,138,91,0.12), transparent 55%),
    linear-gradient(180deg, #EFF4FB 0%, var(--krem) 78%);
}
.hero-grid{
  display:grid; grid-template-columns:1.1fr .9fr; gap:48px; align-items:center;
}
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  background:var(--biru-tint); color:var(--biru-utama);
  font-weight:700; font-size:.78rem; letter-spacing:.05em; text-transform:uppercase;
  padding:6px 14px; border-radius:999px; margin-bottom:18px;
}
.hero h1{ margin-bottom:.4em; }
.hero-lead{ font-size:1.08rem; max-width:46ch; }
.hero-cta{ display:flex; gap:14px; margin-top:28px; flex-wrap:wrap; }

.hero-mark{
  position:relative; aspect-ratio:1/1; max-width:380px; margin:0 auto;
  display:flex; align-items:center; justify-content:center;
}
.hero-mark::before{
  content:''; position:absolute; inset:0; border-radius:50%;
  background:conic-gradient(from 200deg, var(--biru-utama), var(--hijau) 35%, var(--amber) 65%, var(--biru-utama) 100%);
  opacity:.16; filter:blur(2px);
}
.hero-mark img{ width:62%; position:relative; filter:drop-shadow(0 18px 30px rgba(23,51,94,.25)); }

@media (max-width:900px){
  .hero-grid{ grid-template-columns:1fr; text-align:center; }
  .hero-lead{ margin-left:auto; margin-right:auto; }
  .hero-cta{ justify-content:center; }
  .hero-mark{ order:-1; max-width:220px; }
}

/* ---------- Motif Daun (elemen tanda tangan) ---------- */
.divider-daun{
  height:34px; margin:0; opacity:.9;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='34' viewBox='0 0 120 34'><path d='M0 24 Q15 4 30 24 T60 24 T90 24 T120 24' fill='none' stroke='%232B5DA8' stroke-width='2' opacity='0.35'/></svg>");
  background-repeat:repeat-x; background-size:120px 34px;
}

/* ---------- Kartu Modul (Portal) ---------- */
.modul-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; margin-top:36px; }
.modul-kartu{
  background:var(--kertas); border-radius:var(--radius-l); padding:30px 26px;
  border:1px solid var(--garis); box-shadow:var(--bayangan-kecil);
  transition:transform .16s ease, box-shadow .16s ease;
  display:flex; flex-direction:column; height:100%;
}
.modul-kartu:hover{ transform:translateY(-4px); box-shadow:var(--bayangan); }
.modul-ikon{
  width:52px; height:52px; border-radius:14px; display:flex; align-items:center; justify-content:center;
  margin-bottom:18px; color:#fff;
}
.modul-kartu p{ flex:1; }
.modul-kartu .btn{ align-self:flex-start; margin-top:12px; }

@media (max-width:860px){ .modul-grid{ grid-template-columns:1fr; } }

/* ---------- Kartu umum / grid ---------- */
.kartu{
  background:var(--kertas); border:1px solid var(--garis); border-radius:var(--radius-m);
  box-shadow:var(--bayangan-kecil); padding:22px;
}
.grid-2{ display:grid; grid-template-columns:1fr 1fr; gap:20px; }
.grid-3{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
@media (max-width:860px){ .grid-2, .grid-3{ grid-template-columns:1fr; } }

.tag{
  display:inline-block; font-size:.72rem; font-weight:700; letter-spacing:.02em;
  padding:4px 11px; border-radius:999px; background:var(--biru-tint); color:var(--biru-utama);
}
.tag-amber{ background:var(--amber-tint); color:#9A5518; }
.tag-hijau{ background:var(--hijau-tint); color:#276542; }

/* ---------- Pencarian & Filter ---------- */
.panel-cari{
  background:var(--kertas); border:1px solid var(--garis); border-radius:var(--radius-l);
  padding:22px; box-shadow:var(--bayangan-kecil); margin-bottom:30px;
}
.baris-cari{ display:flex; gap:12px; flex-wrap:wrap; }
.field{ flex:1; min-width:200px; }
.field label{ display:block; font-size:.8rem; font-weight:700; color:var(--biru-tua); margin-bottom:6px; }
input[type=text], input[type=search], input[type=email], input[type=password], input[type=number], input[type=date], select, textarea{
  width:100%; padding:11px 14px; border-radius:var(--radius-s); border:1.5px solid var(--garis);
  font-family:var(--font-teks); font-size:.95rem; background:#fff; color:var(--tinta);
}
textarea{ min-height:110px; resize:vertical; }
input:focus, select:focus, textarea:focus{ border-color:var(--biru-utama); }
.chip-list{ display:flex; flex-wrap:wrap; gap:8px; margin-top:14px; }
.chip{
  padding:7px 14px; border-radius:999px; border:1.5px solid var(--garis); background:#fff;
  font-size:.83rem; font-weight:600; color:var(--tinta-lembut); cursor:pointer;
}
.chip.aktif{ background:var(--biru-utama); border-color:var(--biru-utama); color:#fff; }

/* ---------- Daftar Katalog / Pelatihan ---------- */
.item-baris{
  display:flex; gap:18px; padding:20px; background:#fff; border:1px solid var(--garis);
  border-radius:var(--radius-m); margin-bottom:14px; align-items:flex-start;
}
.item-ikon{
  flex:none; width:52px; height:68px; border-radius:8px; background:var(--biru-tint);
  display:flex; align-items:center; justify-content:center; color:var(--biru-utama);
}
.item-baris .item-body{ flex:1; }
.item-meta{ font-size:.82rem; color:var(--tinta-lembut); margin-top:4px; }
.item-aksi{ flex:none; display:flex; flex-direction:column; gap:8px; }

/* ---------- Viewer PDF ---------- */
.viewer-bungkus{
  border:1px solid var(--garis); border-radius:var(--radius-m); overflow:hidden; background:#2b2f36;
  box-shadow:var(--bayangan);
}
.viewer-bar{
  display:flex; justify-content:space-between; align-items:center; gap:10px;
  padding:10px 16px; background:var(--biru-tua); color:#fff; font-size:.85rem; flex-wrap:wrap;
}
.viewer-bar strong{ font-weight:700; }
.viewer-frame{ width:100%; height:70vh; border:none; display:block; background:#525659; }
.watermark-note{
  font-size:.78rem; color:#fff; background:rgba(255,255,255,.12); padding:4px 10px; border-radius:999px;
}

/* ---------- Sitasi ---------- */
.sitasi-box{ background:var(--biru-tint); border-radius:var(--radius-m); padding:18px 20px; margin-top:10px;}
.sitasi-tab{ display:flex; gap:6px; flex-wrap:wrap; margin-bottom:12px;}
.sitasi-hasil{ font-family:ui-monospace, SFMono-Regular, Menlo, monospace; font-size:.86rem; background:#fff; padding:12px 14px; border-radius:8px; border:1px solid var(--garis); }

/* ---------- Alur Belajar / Stepper ---------- */
.alur{ display:flex; align-items:center; gap:6px; flex-wrap:wrap; margin:26px 0; }
.alur-langkah{
  display:flex; align-items:center; gap:10px; padding:10px 16px; border-radius:999px;
  background:#fff; border:1.5px solid var(--garis); font-size:.85rem; font-weight:700; color:var(--tinta-lembut);
}
.alur-langkah.selesai{ background:var(--hijau-tint); border-color:var(--hijau); color:#276542; }
.alur-langkah.sekarang{ background:var(--biru-utama); border-color:var(--biru-utama); color:#fff; }
.alur-panah{ color:var(--garis); font-size:1.1rem; }

/* ---------- Sertifikat ---------- */
.sertifikat{
  background:#fff; border:10px solid var(--biru-tint); border-radius:20px; padding:50px 40px;
  text-align:center; position:relative; box-shadow:var(--bayangan);
}
.sertifikat::before{
  content:''; position:absolute; inset:14px; border:1.5px solid var(--amber); border-radius:10px; pointer-events:none;
}
.sertifikat h2{ font-size:1.1rem; letter-spacing:.12em; text-transform:uppercase; color:var(--tinta-lembut); }
.sertifikat .nama-peserta{ font-family:var(--font-tampil); font-size:2.3rem; color:var(--biru-tua); margin:14px 0; }
.sertifikat .qr{ margin-top:22px; }

/* ---------- Notifikasi / Alert ---------- */
.notif{ padding:14px 18px; border-radius:var(--radius-s); margin-bottom:18px; font-size:.92rem; font-weight:600; }
.notif-sukses{ background:var(--hijau-tint); color:#235c3d; border:1px solid #b8dfc7; }
.notif-gagal{ background:#FBE8E5; color:#8B3226; border:1px solid #f0c3bb; }
.notif-info{ background:var(--biru-tint); color:var(--biru-utama); border:1px solid #cddcf3; }

/* ---------- Footer ---------- */
footer{ background:var(--biru-tua); color:#cfe0f7; padding:44px 0 26px; margin-top:60px; }
footer a{ color:#fff; }
.footer-grid{ display:flex; justify-content:space-between; gap:30px; flex-wrap:wrap; }
.footer-copy{ font-size:.82rem; opacity:.75; margin-top:26px; border-top:1px solid rgba(255,255,255,.15); padding-top:18px;}

/* ---------- Util ---------- */
.text-center{ text-align:center; }
.mt-0{ margin-top:0; } .mb-0{ margin-bottom:0; }
.flex-antara{ display:flex; justify-content:space-between; align-items:center; gap:12px; flex-wrap:wrap; }
.kosong{ text-align:center; padding:50px 20px; color:var(--tinta-lembut); }
.kosong .modul-ikon{ margin:0 auto 16px; background:var(--biru-tint); color:var(--biru-utama); }