/* ============================================================
   SIAKAD UGN Padangsidempuan — style.css
   Tema: "Biru Fajar Sistem" (light-mode dashboard akademik)
   ============================================================ */
:root{
  --bg:#F2F5FA;
  --surface:#FFFFFF;
  --surface-2:#F8FAFD;
  --ink:#101B33;
  --muted:#57677F;
  --line:#DBE3F0;
  --pri:#2050E0;
  --pri-dark:#16389F;
  --pri-ink:#0C2464;
  --pri-soft:#E4EBFC;
  --ok:#0E9F6E;
  --ok-soft:#DDF4EA;
  --warn:#DB9A0F;
  --warn-soft:#FBF0D7;
  --danger:#D64545;
  --font-body:"Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;
  --font-mono:"Consolas","SFMono-Regular","Menlo","Liberation Mono",monospace;
  --radius:14px;
  --radius-sm:9px;
  --shadow:0 10px 30px rgba(16,27,51,.08);
  --shadow-sm:0 3px 12px rgba(16,27,51,.07);
  --maxw:1140px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}
body{
  font-family:var(--font-body);
  background:var(--bg);
  color:var(--ink);
  line-height:1.65;
  font-size:16.5px;
  -webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--pri);text-decoration:none}
a:hover{text-decoration:underline}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{
  outline:3px solid var(--pri);outline-offset:2px;border-radius:4px;
}
.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.mono{font-family:var(--font-mono)}

/* ---------- Aksesibilitas ---------- */
.skip-link{position:absolute;left:-9999px;top:0;background:var(--pri-ink);color:#fff;padding:10px 18px;z-index:200;border-radius:0 0 8px 0}
.skip-link:focus{left:0}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- Topbar ---------- */
.topbar{background:var(--pri-ink);color:#C9D6F7;font-size:.82rem;padding:7px 0}
.topbar .container{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
.topbar a{color:#E4EBFC}
.topbar .mono{letter-spacing:.02em}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.88);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.navwrap{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 0}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none!important}
.brand img{width:46px;height:46px}
.brand-name{line-height:1.2}
.brand-name strong{display:block;font-size:1.06rem;color:var(--ink);letter-spacing:-.01em}
.brand-name span{display:block;font-size:.74rem;color:var(--muted)}
.main-nav ul{display:flex;list-style:none;gap:4px;align-items:center;flex-wrap:wrap}
.main-nav a{
  display:block;padding:9px 13px;border-radius:999px;
  color:var(--ink);font-weight:600;font-size:.92rem;
}
.main-nav a:hover{background:var(--pri-soft);text-decoration:none;color:var(--pri-dark)}
.main-nav a[aria-current="page"]{background:var(--pri-soft);color:var(--pri-dark)}
.main-nav a.nav-cta{
  background:var(--pri);color:#fff;padding:9px 20px;box-shadow:var(--shadow-sm);
}
.main-nav a.nav-cta:hover{background:var(--pri-dark);color:#fff}
.nav-toggle{
  display:none;background:none;border:1.5px solid var(--line);border-radius:10px;
  padding:8px 10px;cursor:pointer;color:var(--ink)
}
.nav-toggle svg{width:22px;height:22px}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(46rem 24rem at 82% -10%, rgba(32,80,224,.14), transparent 60%),
    radial-gradient(30rem 18rem at -8% 8%, rgba(14,159,110,.10), transparent 55%),
    linear-gradient(180deg,#FBFCFE 0%,var(--bg) 100%);
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(16,27,51,.10) 1px, transparent 1.4px);
  background-size:26px 26px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.5),transparent 75%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.5),transparent 75%);
}
.hero-grid{
  position:relative;display:grid;grid-template-columns:1.05fr .95fr;
  gap:44px;align-items:center;padding:64px 0 70px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:.78rem;letter-spacing:.09em;text-transform:uppercase;
  color:var(--pri-dark);background:var(--pri-soft);
  border:1px solid #C6D4F7;border-radius:999px;padding:6px 14px;margin-bottom:18px;
}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(14,159,110,.18)}
h1{
  font-size:clamp(2rem,4.4vw,3.1rem);line-height:1.13;letter-spacing:-.028em;
  font-weight:800;margin-bottom:18px;
}
h1 .aksen{color:var(--pri)}
.lead{font-size:1.1rem;color:var(--muted);max-width:34rem;margin-bottom:28px}
.btn-row{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.btn{
  display:inline-block;padding:13px 26px;border-radius:11px;font-weight:700;font-size:.98rem;
  border:1.5px solid transparent;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,background .15s ease;
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:var(--pri);color:#fff;box-shadow:0 8px 20px rgba(32,80,224,.28)}
.btn-primary:hover{background:var(--pri-dark);color:#fff}
.btn-outline{border-color:#B9C8EE;color:var(--pri-dark);background:rgba(255,255,255,.7)}
.btn-outline:hover{background:var(--pri-soft)}
.hero-visual{position:relative}
.hero-visual svg,.hero-visual img{filter:drop-shadow(0 24px 40px rgba(16,27,51,.16))}
.hero-note{
  margin-top:22px;display:flex;gap:22px;flex-wrap:wrap;color:var(--muted);font-size:.86rem;
}
.hero-note .mono{color:var(--pri-ink);font-weight:700}

/* ---------- Chip status (elemen khas SIAKAD) ---------- */
.chip{
  display:inline-flex;align-items:center;gap:7px;
  font-family:var(--font-mono);font-size:.76rem;font-weight:700;letter-spacing:.03em;
  padding:4px 12px;border-radius:999px;white-space:nowrap;
}
.chip::before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor}
.chip-ok{background:var(--ok-soft);color:#0A7A55}
.chip-warn{background:var(--warn-soft);color:#96690A}
.chip-info{background:var(--pri-soft);color:var(--pri-dark)}

/* ---------- Section umum ---------- */
section{padding:64px 0}
.section-alt{background:var(--surface)}
.section-head{max-width:46rem;margin-bottom:40px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.kicker{
  font-family:var(--font-mono);font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--pri);font-weight:700;display:block;margin-bottom:10px;
}
h2{font-size:clamp(1.5rem,2.8vw,2.05rem);letter-spacing:-.02em;line-height:1.22;margin-bottom:12px;font-weight:800}
h3{font-size:1.13rem;letter-spacing:-.01em;margin-bottom:8px;font-weight:700}
.section-head p{color:var(--muted)}

/* ---------- Kartu ---------- */
.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow-sm);
  transition:transform .18s ease,box-shadow .18s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.card .icon{
  width:46px;height:46px;border-radius:12px;background:var(--pri-soft);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.card .icon svg{width:24px;height:24px}
.card p{color:var(--muted);font-size:.94rem}
.card .card-link{display:inline-block;margin-top:14px;font-weight:700;font-size:.9rem}

/* ---------- Statistik ---------- */
.stats{background:var(--pri-ink);color:#fff;border-radius:20px;padding:44px 34px}
.stats .grid{gap:14px}
.stat{text-align:center;padding:10px}
.stat .num{
  font-family:var(--font-mono);font-size:2.15rem;font-weight:700;letter-spacing:-.02em;
  color:#fff;display:block;
}
.stat .num small{font-size:1.2rem;color:#8FA8E8}
.stat .lbl{color:#AEC0F0;font-size:.86rem;margin-top:4px;display:block}

/* ---------- Alur langkah ---------- */
.steps{counter-reset:step;display:grid;gap:18px}
.step{
  display:grid;grid-template-columns:56px 1fr;gap:18px;align-items:start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 24px;box-shadow:var(--shadow-sm);
}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  font-family:var(--font-mono);font-weight:700;font-size:1.15rem;color:var(--pri);
  background:var(--pri-soft);border-radius:12px;width:56px;height:56px;
  display:flex;align-items:center;justify-content:center;
}
.step p{color:var(--muted);font-size:.94rem}

/* ---------- Tabel ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow-sm)}
table{width:100%;border-collapse:collapse;min-width:620px}
caption{text-align:left;padding:16px 20px;font-weight:700;border-bottom:1px solid var(--line)}
th,td{padding:13px 20px;text-align:left;border-bottom:1px solid var(--line);font-size:.93rem}
th{background:var(--surface-2);font-size:.78rem;text-transform:uppercase;letter-spacing:.07em;color:var(--muted)}
tr:last-child td{border-bottom:none}
td .mono{font-size:.86rem;color:var(--pri-ink)}

/* ---------- Accordion ---------- */
details{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);
  margin-bottom:12px;box-shadow:var(--shadow-sm);overflow:hidden;
}
summary{
  cursor:pointer;padding:17px 20px;font-weight:700;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:14px;
}
summary::-webkit-details-marker{display:none}
summary::after{
  content:"+";font-family:var(--font-mono);font-size:1.25rem;color:var(--pri);
  transition:transform .2s ease;flex-shrink:0;
}
details[open] summary::after{transform:rotate(45deg)}
details .acc-body{padding:0 20px 18px;color:var(--muted);font-size:.95rem}
details .acc-body ol,details .acc-body ul{padding-left:20px;margin-top:8px}
details .acc-body li{margin-bottom:6px}

/* ---------- Media split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center}
.split .visual{border-radius:var(--radius);overflow:hidden}
.split ul.checks{list-style:none;margin-top:16px;display:grid;gap:10px}
.split ul.checks li{display:flex;gap:11px;align-items:flex-start;color:var(--muted);font-size:.95rem}
.split ul.checks li::before{
  content:"✓";flex-shrink:0;width:22px;height:22px;border-radius:50%;
  background:var(--ok-soft);color:#0A7A55;font-weight:700;font-size:.8rem;
  display:flex;align-items:center;justify-content:center;margin-top:2px;
}

/* ---------- Callout / CTA ---------- */
.cta-band{
  background:linear-gradient(115deg,var(--pri-ink),var(--pri-dark) 55%,var(--pri));
  border-radius:22px;color:#fff;padding:52px 40px;text-align:center;
  position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.16) 1px, transparent 1.4px);
  background-size:24px 24px;opacity:.5;
}
.cta-band>*{position:relative}
.cta-band h2{color:#fff}
.cta-band p{color:#C9D6F7;max-width:38rem;margin:0 auto 26px}
.cta-band .btn-primary{background:#fff;color:var(--pri-dark);box-shadow:none}
.cta-band .btn-primary:hover{background:var(--pri-soft)}

.notice{
  border-left:4px solid var(--warn);background:var(--warn-soft);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;padding:16px 20px;font-size:.93rem;
}
.notice.info{border-color:var(--pri);background:var(--pri-soft)}

/* ---------- Pengumuman ---------- */
.post{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;box-shadow:var(--shadow-sm);margin-bottom:22px;
}
.post .meta{
  display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-bottom:12px;
  font-family:var(--font-mono);font-size:.78rem;color:var(--muted);
}
.post h3{font-size:1.22rem}
.post p{color:var(--muted);margin-top:8px}
.post ul,.post ol{color:var(--muted);padding-left:22px;margin-top:8px}
.post li{margin-bottom:5px}

/* ---------- Form ---------- */
.form-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:16px}
.field label{font-weight:700;font-size:.9rem}
.field small{color:var(--muted)}
input,select,textarea{
  font-family:var(--font-body);font-size:.98rem;color:var(--ink);
  padding:12px 14px;border:1.5px solid var(--line);border-radius:10px;background:var(--surface-2);
  transition:border-color .15s ease,background .15s ease;width:100%;
}
input:focus,select:focus,textarea:focus{border-color:var(--pri);background:#fff;outline:none;box-shadow:0 0 0 3px rgba(32,80,224,.15)}
input.invalid,textarea.invalid,select.invalid{border-color:var(--danger)}
.err-msg{color:var(--danger);font-size:.82rem;display:none}
.err-msg.show{display:block}
.form-ok{
  display:none;background:var(--ok-soft);color:#0A7A55;border-radius:10px;
  padding:14px 18px;font-weight:600;margin-top:14px;
}
.form-ok.show{display:block}

/* ---------- Login ---------- */
.login-wrap{max-width:440px;margin:0 auto}
.login-head{text-align:center;margin-bottom:26px}
.login-head img{width:66px;height:66px;margin:0 auto 14px}
.login-links{display:flex;justify-content:space-between;font-size:.88rem;margin-top:14px;flex-wrap:wrap;gap:8px}

/* ---------- Kontak ---------- */
.contact-info{display:grid;gap:16px}
.ci{
  display:grid;grid-template-columns:46px 1fr;gap:16px;align-items:start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:18px 20px;box-shadow:var(--shadow-sm);
}
.ci .icon{width:46px;height:46px;border-radius:12px;background:var(--pri-soft);display:flex;align-items:center;justify-content:center}
.ci .icon svg{width:22px;height:22px}
.ci p{color:var(--muted);font-size:.92rem}
.map-embed{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}
.map-embed iframe{display:block;width:100%;height:380px;border:0}

/* ---------- Footer ---------- */
.site-footer{background:var(--pri-ink);color:#AEC0F0;margin-top:24px}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;padding:56px 0 40px;
}
.site-footer h4{color:#fff;font-size:.95rem;margin-bottom:14px;letter-spacing:.02em}
.site-footer ul{list-style:none;display:grid;gap:9px}
.site-footer a{color:#C9D6F7;font-size:.9rem}
.site-footer a:hover{color:#fff}
.footer-brand{display:flex;gap:12px;align-items:center;margin-bottom:16px}
.footer-brand img{width:44px;height:44px}
.footer-brand strong{color:#fff;display:block;line-height:1.25}
.footer-brand span{font-size:.76rem}
.site-footer p{font-size:.88rem}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0;font-size:.82rem;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
}
.footer-bottom .mono{color:#8FA8E8}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .55s ease,transform .55s ease}
.reveal.visible{opacity:1;transform:none}

/* ---------- Halaman 404 ---------- */
.err-hero{text-align:center;padding:110px 0}
.err-hero .code{font-family:var(--font-mono);font-size:5rem;font-weight:700;color:var(--pri);letter-spacing:-.04em}

/* ---------- Responsif ---------- */
@media (max-width:1000px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:820px){
  .hero-grid,.split{grid-template-columns:1fr;gap:34px}
  .hero-grid{padding:44px 0 54px}
  .form-grid{grid-template-columns:1fr}
  .nav-toggle{display:block}
  .main-nav{
    display:none;position:absolute;left:0;right:0;top:100%;
    background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow);
    padding:14px 22px 20px;
  }
  .main-nav.open{display:block}
  .main-nav ul{flex-direction:column;align-items:stretch;gap:6px}
  .main-nav a{border-radius:10px}
  .main-nav a.nav-cta{text-align:center;margin-top:6px}
}
@media (max-width:560px){
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  section{padding:48px 0}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .stats{padding:34px 22px}
  .cta-band{padding:40px 24px}
  .step{grid-template-columns:44px 1fr;padding:18px}
  .step::before{width:44px;height:44px;font-size:1rem}
}