/* ============================================================
   MEDIA PUBLIKASI — design tokens
   Palette  : navy ink (authority) + academic maroon (accent) + gold foil (honor)
              on parchment (paper warmth), tuned corporate-but-not-cold.
   Type     : Fraunces (display serif, academic gravitas)
              Space Grotesk (UI/body, modern gen-z edge)
              IBM Plex Mono (eyebrows, data, badges)
   Signature: rotating accreditation "seal" — academic wax-seal iconography
              redrawn as a verified-badge, echoed in nav, icons, timeline.
   ============================================================ */

:root{
  --navy-ink:    #0B1F3A;
  --navy-mist:   #142A4D;
  --maroon:      #7A1F2B;
  --maroon-deep: #591520;
  --gold:        #C9A227;
  --gold-soft:   #E4C766;
  --parchment:   #F7F2E7;
  --paper:       #FFFDF8;
  --ink-soft:    #4B5468;
  --line:        #E4DCC8;
  --line-dark:   rgba(247,242,231,0.16);

  --font-display: "Fraunces", ui-serif, Georgia, serif;
  --font-body: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  --radius: 14px;
  --radius-sm: 8px;
  --shadow-card: 0 1px 2px rgba(11,31,58,0.06), 0 12px 28px -18px rgba(11,31,58,0.35);
  --ease: cubic-bezier(.2,.8,.2,1);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; }
}

body{
  margin:0;
  background:var(--parchment);
  color:var(--navy-ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3{
  font-family:var(--font-display);
  color:var(--navy-ink);
  line-height:1.12;
  margin:0 0 .5em;
  font-weight:600;
}
h1{ font-size:clamp(2.3rem, 4.2vw, 3.6rem); letter-spacing:-0.01em; }
h2{ font-size:clamp(1.7rem, 2.6vw, 2.4rem); letter-spacing:-0.01em; }
h3{ font-size:1.2rem; margin-bottom:.4em; }
p{ margin:0 0 1em; color:var(--ink-soft); }
em{ font-style:italic; color:var(--maroon); }
a{ color:inherit; }

.wrap{ max-width:1200px; margin:0 auto; padding:0 28px; }
.wrap-narrow{ max-width:820px; }

.eyebrow{
  display:inline-block;
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--maroon);
  margin-bottom:14px;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  font-family:var(--font-body); font-weight:600; font-size:.92rem;
  padding:12px 22px; border-radius:999px; border:1.5px solid transparent;
  text-decoration:none; cursor:pointer; transition:transform .18s var(--ease), background .18s, border-color .18s, color .18s;
  white-space:nowrap;
}
.btn:hover{ transform:translateY(-2px); }
.btn-solid{ background:var(--maroon); color:var(--paper); }
.btn-solid:hover{ background:var(--maroon-deep); }
.btn-outline{ border-color:var(--navy-ink); color:var(--navy-ink); }
.btn-outline:hover{ background:var(--navy-ink); color:var(--paper); }
.btn-ghost{ color:var(--navy-ink); }
.btn-ghost:hover{ color:var(--maroon); }
.btn-lg{ padding:14px 28px; font-size:1rem; }

/* ---------- header ---------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(247,242,231,0.88);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-wrap{ display:flex; align-items:center; gap:24px; height:76px; }
.brand{ display:flex; align-items:center; gap:10px; text-decoration:none; margin-right:auto; }
.brand-seal{ width:30px; height:30px; color:var(--maroon); flex-shrink:0; }
.brand-seal svg{ width:100%; height:100%; }
.brand-word{ font-family:var(--font-display); font-weight:600; font-size:1.15rem; color:var(--navy-ink); }

.main-nav{ display:flex; gap:28px; }
.main-nav a{ text-decoration:none; font-size:.92rem; font-weight:500; color:var(--navy-ink); position:relative; }
.main-nav a::after{
  content:""; position:absolute; left:0; right:0; bottom:-6px; height:2px; background:var(--gold);
  transform:scaleX(0); transform-origin:left; transition:transform .25s var(--ease);
}
.main-nav a:hover::after{ transform:scaleX(1); }

.header-cta{ display:flex; gap:10px; align-items:center; }
.nav-toggle{ display:none; flex-direction:column; justify-content:center; gap:5px; width:38px; height:38px; background:none; border:none; cursor:pointer; }
.nav-toggle span{ display:block; height:2px; background:var(--navy-ink); border-radius:2px; }

/* ---------- hero ---------- */
.hero{ position:relative; overflow:hidden; padding-top:56px; }
.hero-grid{ display:grid; grid-template-columns:1.15fr .85fr; gap:40px; align-items:center; padding-bottom:56px; }
.lead{ font-size:1.08rem; max-width:52ch; }
.hero-actions{ display:flex; gap:14px; margin:26px 0 40px; flex-wrap:wrap; }
.hero-stats{ display:grid; grid-template-columns:repeat(4,auto); gap:28px; }
.stat{ display:flex; flex-direction:column; }
.stat-num{ font-family:var(--font-display); font-weight:600; font-size:1.5rem; color:var(--navy-ink); }
.stat-label{ font-family:var(--font-mono); font-size:.68rem; letter-spacing:.04em; color:var(--ink-soft); text-transform:uppercase; }

.hero-seal{ display:flex; align-items:center; justify-content:center; }
.seal-svg{ width:min(360px, 100%); height:auto; color:var(--navy-ink); animation:seal-in 1.1s var(--ease) both; }
@keyframes seal-in{ from{ opacity:0; transform:scale(.7) rotate(-18deg);} to{ opacity:1; transform:scale(1) rotate(0);} }
.seal-ring-outer{ fill:none; stroke:var(--navy-ink); stroke-width:2; }
.seal-ring-inner{ fill:none; stroke:var(--gold); stroke-width:1.4; stroke-dasharray:3 6; }
.seal-text{ font-family:var(--font-mono); font-size:11.5px; letter-spacing:2px; fill:var(--maroon); animation:seal-spin 34s linear infinite; transform-origin:160px 160px; }
@keyframes seal-spin{ to{ transform:rotate(360deg); } }
.seal-badge-bg{ fill:var(--maroon); }
.seal-check{ stroke:var(--gold-soft); }

.trust-strip{ border-top:1px solid var(--line); padding:18px 0; }
.trust-strip-inner{ display:flex; align-items:center; gap:22px; flex-wrap:wrap; }
.trust-label{ font-family:var(--font-mono); font-size:.72rem; letter-spacing:.05em; color:var(--ink-soft); text-transform:uppercase; }
.trust-badges{ display:flex; gap:10px; flex-wrap:wrap; }
.trust-badge{
  font-family:var(--font-mono); font-size:.75rem; padding:6px 13px; border-radius:999px;
  border:1px solid var(--line); color:var(--navy-ink); background:var(--paper);
}

/* ---------- sections (generic) ---------- */
.section{ padding:88px 0; }
.section-alt{ background:var(--paper); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.section-head{ max-width:640px; margin-bottom:48px; }
.section-head p{ margin-top:8px; }

.grid{ display:grid; gap:24px; }
.grid-3{ grid-template-columns:repeat(3, 1fr); }

.card{
  background:var(--paper); border:1px solid var(--line); border-radius:var(--radius);
  padding:28px; box-shadow:var(--shadow-card); transition:transform .22s var(--ease), border-color .22s;
}
.card:hover{ transform:translateY(-4px); border-color:var(--gold); }
.card-icon{ display:inline-flex; width:42px; height:42px; align-items:center; justify-content:center; border-radius:10px; background:var(--navy-ink); color:var(--gold-soft); margin-bottom:16px; }
.card-icon svg{ width:22px; height:22px; }

/* ---------- tabs ---------- */
.tab-list{ display:flex; gap:8px; flex-wrap:wrap; margin-bottom:28px; }
.tab-btn{
  font-family:var(--font-body); font-weight:600; font-size:.88rem;
  padding:10px 18px; border-radius:999px; border:1.5px solid var(--line);
  background:var(--parchment); color:var(--ink-soft); cursor:pointer; transition:all .2s var(--ease);
}
.tab-btn.active, .tab-btn:hover{ border-color:var(--maroon); color:var(--maroon); background:var(--paper); }
.tab-panel{ display:none; }
.tab-panel.active{ display:block; animation:fade-up .35s var(--ease) both; }
@keyframes fade-up{ from{opacity:0; transform:translateY(8px);} to{opacity:1; transform:translateY(0);} }
.tab-panel-inner{ background:var(--parchment); border:1px solid var(--line); border-radius:var(--radius); padding:32px; }
.check-list{ list-style:none; margin:0 0 22px; padding:0; display:grid; gap:10px; }
.check-list li{ padding-left:26px; position:relative; color:var(--ink-soft); }
.check-list li::before{
  content:""; position:absolute; left:0; top:6px; width:14px; height:14px; border-radius:50%;
  background:var(--gold); box-shadow:inset 0 0 0 2px var(--paper);
}

/* ---------- timeline ---------- */
.timeline{ display:grid; gap:0; border-left:2px solid var(--line); margin-left:20px; }
.timeline-item{ display:flex; gap:24px; padding:26px 0 26px 30px; position:relative; }
.timeline-item:not(:last-child){ border-bottom:1px dashed var(--line); }
.timeline-no{
  font-family:var(--font-mono); font-size:.85rem; color:var(--paper); background:var(--maroon);
  width:38px; height:38px; border-radius:50%; display:flex; align-items:center; justify-content:center;
  position:absolute; left:-21px; top:22px; flex-shrink:0; border:3px solid var(--parchment);
}
.section-alt .timeline-no{ border-color:var(--paper); }
.timeline-body{ margin-left:26px; }

/* ---------- calculator ---------- */
.calc{
  display:grid; grid-template-columns:1fr 1fr; gap:0;
  background:var(--navy-ink); border-radius:var(--radius); overflow:hidden;
}
.calc-controls{ padding:36px; display:flex; flex-direction:column; gap:20px; justify-content:center; }
.calc-controls label{ display:flex; flex-direction:column; gap:8px; color:var(--paper); font-size:.85rem; }
.calc-controls select{
  font-family:var(--font-body); font-size:.95rem; padding:12px 14px; border-radius:var(--radius-sm);
  border:1px solid var(--line-dark); background:var(--navy-mist); color:var(--paper);
}
.calc-result{ background:var(--maroon); padding:36px; display:flex; flex-direction:column; justify-content:center; }
.calc-eyebrow{ font-family:var(--font-mono); font-size:.7rem; letter-spacing:.1em; text-transform:uppercase; color:var(--gold-soft); }
.calc-price{ font-family:var(--font-display); font-size:2.4rem; font-weight:600; color:var(--paper); margin:8px 0 16px; }
.calc-result .check-list li{ color:rgba(255,253,248,0.85); }
.calc-result .check-list li::before{ background:var(--gold-soft); }
.calc-note{ font-size:.8rem; color:var(--ink-soft); margin-top:14px; }

/* ---------- carousel ---------- */
.carousel{ position:relative; }
.carousel-track{ display:flex; gap:22px; overflow-x:auto; scroll-snap-type:x mandatory; padding-bottom:8px; scrollbar-width:none; }
.carousel-track::-webkit-scrollbar{ display:none; }
.testi-card{
  scroll-snap-align:start; flex:0 0 min(420px, 86vw); background:var(--paper);
  border:1px solid var(--line); border-radius:var(--radius); padding:30px; margin:0; box-shadow:var(--shadow-card);
}
.testi-card blockquote{ margin:0 0 18px; font-family:var(--font-display); font-size:1.1rem; color:var(--navy-ink); }
.testi-card figcaption{ display:flex; flex-direction:column; font-size:.85rem; }
.testi-card figcaption strong{ color:var(--maroon); }
.testi-card figcaption span{ color:var(--ink-soft); }
.carousel-nav{ display:flex; gap:10px; margin-top:20px; }
.carousel-nav button{
  width:42px; height:42px; border-radius:50%; border:1.5px solid var(--navy-ink); background:none;
  cursor:pointer; font-size:1rem; transition:all .2s var(--ease);
}
.carousel-nav button:hover{ background:var(--navy-ink); color:var(--paper); }

/* ---------- accordion ---------- */
.accordion{ display:flex; flex-direction:column; gap:10px; }
.acc-item{ border:1px solid var(--line); border-radius:var(--radius-sm); background:var(--parchment); overflow:hidden; }
.section-alt .acc-item{ background:var(--paper); }
.acc-trigger{
  width:100%; display:flex; justify-content:space-between; align-items:center; gap:16px;
  background:none; border:none; text-align:left; padding:18px 20px; font-family:var(--font-body);
  font-weight:600; font-size:.98rem; color:var(--navy-ink); cursor:pointer;
}
.acc-plus{ font-family:var(--font-mono); color:var(--maroon); transition:transform .25s var(--ease); flex-shrink:0; }
.acc-item.open .acc-plus{ transform:rotate(45deg); }
.acc-panel{ max-height:0; overflow:hidden; transition:max-height .3s var(--ease); }
.acc-panel p{ padding:0 20px 18px; margin:0; }

/* ---------- contact ---------- */
.alert{ padding:14px 18px; border-radius:var(--radius-sm); margin-bottom:20px; font-size:.9rem; font-weight:500; }
.alert-success{ background:#E7F1E5; color:#25603F; border:1px solid #BFE0B9; }
.alert-error{ background:#FBE9E7; color:var(--maroon-deep); border:1px solid #F3C6C1; }

.form-card{
  background:var(--paper); border:1px solid var(--line); border-radius:var(--radius);
  padding:36px; box-shadow:var(--shadow-card); display:grid; gap:18px;
}
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.form-card label{ display:flex; flex-direction:column; gap:8px; font-size:.85rem; color:var(--ink-soft); font-weight:500; }
.form-full{ grid-column:1/-1; }
.form-card input, .form-card select, .form-card textarea{
  font-family:var(--font-body); font-size:.95rem; padding:12px 14px; border-radius:var(--radius-sm);
  border:1.5px solid var(--line); background:var(--parchment); color:var(--navy-ink); resize:vertical;
}
.form-card input:focus, .form-card select:focus, .form-card textarea:focus{
  outline:2px solid var(--gold); outline-offset:1px; border-color:var(--gold);
}
.form-card button{ justify-self:start; }

/* ---------- footer ---------- */
.site-footer{ background:var(--navy-ink); color:rgba(247,242,231,0.85); padding:64px 0 24px; }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:32px; padding-bottom:40px; border-bottom:1px solid var(--line-dark); }
.footer-brand{ display:flex; gap:12px; }
.footer-brand .brand-seal{ color:var(--gold); }
.footer-brand p{ color:rgba(247,242,231,0.85); margin:0; }
.muted{ color:rgba(247,242,231,0.55); font-size:.85rem; }
.footer-col{ display:flex; flex-direction:column; gap:10px; }
.footer-col h4{ font-family:var(--font-mono); font-size:.72rem; text-transform:uppercase; letter-spacing:.08em; color:var(--gold-soft); margin:0 0 6px; }
.footer-col a{ text-decoration:none; color:rgba(247,242,231,0.8); font-size:.9rem; }
.footer-col a:hover{ color:var(--gold-soft); }
.footer-bottom{ display:flex; justify-content:space-between; padding-top:22px; font-size:.8rem; color:rgba(247,242,231,0.55); flex-wrap:wrap; gap:8px; }

/* ---------- whatsapp float ---------- */
.wa-float{ position:fixed; right:22px; bottom:22px; z-index:60; }
.wa-float a{
  display:flex; align-items:center; justify-content:center; width:56px; height:56px; border-radius:50%;
  background:#25D366; color:#fff; box-shadow:0 10px 24px -8px rgba(37,211,102,0.6); transition:transform .2s var(--ease);
}
.wa-float a:hover{ transform:scale(1.08); }
.wa-float svg{ width:28px; height:28px; }

/* ---------- scroll reveal ---------- */
.reveal{ opacity:0; transform:translateY(18px); transition:opacity .6s var(--ease), transform .6s var(--ease); }
.reveal.in{ opacity:1; transform:translateY(0); }

/* ---------- responsive ---------- */
@media (max-width: 980px){
  .hero-grid{ grid-template-columns:1fr; }
  .hero-seal{ order:-1; max-width:280px; margin:0 auto 20px; }
  .grid-3{ grid-template-columns:1fr 1fr; }
  .calc{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr 1fr; }
}
@media (max-width: 760px){
  .main-nav, .header-cta{ display:none; }
  .nav-toggle{ display:flex; }
  .site-header.open .main-nav{
    display:flex; flex-direction:column; position:absolute; top:76px; left:0; right:0;
    background:var(--paper); padding:20px 28px; gap:16px; border-bottom:1px solid var(--line);
  }
  .site-header.open .header-cta{
    display:flex; position:absolute; top:calc(76px + 230px); left:28px; right:28px;
  }
  .grid-3{ grid-template-columns:1fr; }
  .hero-stats{ grid-template-columns:1fr 1fr; row-gap:18px; }
  .form-row{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr; }
}