/* =========================================================
   ADHYA MUTU KONSULTAN — Design tokens
   Konsep: "dokumen standar" — struktur klausul, hairline rules,
   kode referensi dalam monospace, tanpa gradien/kartu generik.
   ========================================================= */
:root {
  --ink:        #0F2A43;
  --ink-2:      #445069;
  --paper:      #F7F6F2;
  --paper-2:    #EFEDE6;
  --accent:     #1C7C54;
  --gold:       #C08A2E;
  --text:       #1A1D21;
  --line:       rgba(15, 42, 67, 0.14);
  --line-strong:rgba(15, 42, 67, 0.28);

  --font-display: 'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body:    'Inter', 'Segoe UI', sans-serif;
  --font-mono:    'Space Mono', 'Courier New', monospace;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--paper);
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--ink);
  font-weight: 600;
  letter-spacing: -0.01em;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 0.6rem 1rem;
  z-index: 2000;
}
.skip-link:focus { left: 0; }

a { color: var(--ink); text-decoration: none; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  margin-bottom: 0.5rem;
  letter-spacing: 0.02em;
}

.section { padding: 5rem 0; }
.section-desc { color: var(--ink-2); max-width: 62ch; }
.section-head { max-width: 68ch; margin-bottom: 2.5rem; }

/* ---------- Topbar + Navbar ---------- */
.topbar {
  background: var(--ink);
  color: rgba(255,255,255,0.82);
  font-size: 0.85rem;
  padding: 0.4rem 0;
}
.topbar i { margin-right: 0.3rem; }

.navbar-main {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  padding: 0.9rem 0;
}
.navbar-brand { display: flex; align-items: center; gap: 0.7rem; }
.brand-mark {
  width: 40px; height: 40px;
  border: 1.5px solid var(--ink);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--ink);
  flex-shrink: 0;
}
.brand-text {
  display: flex; flex-direction: column;
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--ink);
  line-height: 1.2;
}
.brand-text small { font-family: var(--font-body); font-weight: 400; color: var(--ink-2); font-size: 0.72rem; }

.navbar-nav .nav-link { color: var(--text); font-weight: 500; padding: 0.5rem 0.9rem; }
.navbar-nav .nav-link.active, .navbar-nav .nav-link:hover { color: var(--accent); }

.btn-cta {
  background: var(--ink);
  color: #fff;
  border: 1px solid var(--ink);
  border-radius: 0;
  font-weight: 600;
  padding: 0.6rem 1.4rem;
}
.btn-cta:hover { background: var(--accent); border-color: var(--accent); color: #fff; }

.btn-outline-ink {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line-strong);
  border-radius: 0;
  font-weight: 600;
  padding: 0.6rem 1.4rem;
}
.btn-outline-ink:hover { border-color: var(--ink); background: var(--ink); color: #fff; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 5.5rem 0 4.5rem;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.hero-ghost {
  position: absolute;
  top: -1.2rem; left: 0;
  width: 100%;
  font-family: var(--font-mono);
  font-size: clamp(2.2rem, 8vw, 5.5rem);
  color: var(--ink);
  opacity: 0.045;
  white-space: nowrap;
  pointer-events: none;
  font-weight: 700;
}
.hero-title { font-size: clamp(2rem, 4vw, 2.9rem); margin-bottom: 1.1rem; }
.hero-lead { color: var(--ink-2); max-width: 56ch; font-size: 1.08rem; margin-bottom: 1.8rem; }
.hero-actions { display: flex; gap: 0.9rem; flex-wrap: wrap; margin-bottom: 2.6rem; }
.hero-image { border: 1px solid var(--line-strong); }

.spec-row {
  display: flex; gap: 2.4rem; flex-wrap: wrap;
  border-top: 1px solid var(--line);
  padding-top: 1.4rem;
  margin: 0;
}
.spec-row div { display: flex; flex-direction: column; }
.spec-row dt { font-family: var(--font-mono); font-size: 1.7rem; font-weight: 700; color: var(--ink); }
.spec-row dd { margin: 0; color: var(--ink-2); font-size: 0.85rem; }
.spec-row-alt { border-top: none; padding-top: 0; }

/* ---------- Standar cards ---------- */
.section-standar { background: var(--paper-2); border-bottom: 1px solid var(--line); }

.standar-card {
  display: block;
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent, var(--ink));
  padding: 1.8rem;
  height: 100%;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.standar-card:hover { transform: translateX(3px); border-left-color: var(--accent); }
.standar-card-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; }
.standar-card-top i { font-size: 1.4rem; color: var(--accent); }
.standar-code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
  border: 1px solid var(--line-strong);
  padding: 0.15rem 0.55rem;
  display: inline-block;
}
.standar-card h3 { font-size: 1.25rem; margin: 0.6rem 0 0.5rem; }
.standar-card p { color: var(--ink-2); font-size: 0.95rem; margin-bottom: 1rem; }
.standar-link { font-weight: 600; font-size: 0.9rem; color: var(--ink); }
.standar-card:hover .standar-link { color: var(--accent); }

/* ---------- Mini timeline (homepage teaser) ---------- */
.mini-timeline { list-style: none; padding: 0; margin: 0; }
.mini-timeline li {
  display: flex; align-items: baseline; gap: 1rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--line);
}
.mini-timeline-no { font-family: var(--font-mono); color: var(--accent); font-weight: 700; }
.mini-timeline-more { color: var(--ink-2); font-style: italic; border-bottom: none; padding-top: 1rem; }

/* ---------- Full timeline (process page) ---------- */
.timeline { list-style: none; padding: 0; margin: 0; }
.timeline-item {
  display: flex; gap: 1.6rem;
  padding: 1.6rem 0;
  border-bottom: 1px solid var(--line);
}
.timeline-item:last-child { border-bottom: none; }
.timeline-no {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent);
  min-width: 2.6rem;
}
.timeline-body p { color: var(--ink-2); margin-bottom: 0; }

.side-card {
  background: var(--paper-2);
  border: 1px solid var(--line);
  padding: 1.6rem;
}
.duration-list { margin: 0; }
.duration-list div { display: flex; justify-content: space-between; padding: 0.5rem 0; border-bottom: 1px dashed var(--line); font-size: 0.9rem; }
.duration-list div:last-child { border-bottom: none; }
.duration-list dt { font-weight: 500; color: var(--text); }
.duration-list dd { margin: 0; color: var(--accent); font-family: var(--font-mono); }

/* ---------- Detail standar ---------- */
.detail-hero { background: var(--paper-2); padding: 2.5rem 0 3.5rem; border-bottom: 1px solid var(--line); }
.standar-code-lg { font-size: 1rem; margin-bottom: 1rem; color: var(--accent); }
.detail-image { border: 1px solid var(--line-strong); width: 100%; }
.breadcrumb { font-family: var(--font-mono); font-size: 0.8rem; }

.check-list { list-style: none; padding: 0; margin: 0; }
.check-list li { padding: 0.5rem 0; display: flex; gap: 0.6rem; color: var(--text); }
.check-list i { color: var(--accent); margin-top: 0.2rem; }

.clause-box { background: var(--paper-2); border: 1px solid var(--line); padding: 1.6rem; }
.clause-box-title { color: var(--ink); margin-bottom: 0.3rem; }
.clause-list { padding-left: 1.2rem; margin: 1rem 0 0; }
.clause-list li { padding: 0.35rem 0; font-size: 0.92rem; color: var(--ink-2); }

.other-standards { border-top: 1px solid var(--line); }
.mini-card {
  display: flex; flex-direction: column; gap: 0.4rem;
  border: 1px solid var(--line);
  border-top: 3px solid var(--accent, var(--ink));
  padding: 1rem;
  height: 100%;
}
.mini-card:hover { border-color: var(--line-strong); }
.mini-card strong { color: var(--ink); }

/* ---------- About page ---------- */
.page-hero { padding: 4rem 0 3rem; border-bottom: 1px solid var(--line); background: var(--paper-2); }
.value-card { border: 1px solid var(--line); padding: 1.8rem; height: 100%; }
.value-card i { font-size: 1.6rem; color: var(--accent); margin-bottom: 0.8rem; display: block; }

/* ---------- CTA ---------- */
.section-cta { padding-top: 0; padding-bottom: 5rem; }
.cta-box {
  background: var(--ink);
  color: #fff;
  padding: 2.6rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.cta-box h2 { color: #fff; font-size: 1.5rem; margin-bottom: 0.4rem; }
.cta-box p { color: rgba(255,255,255,0.75); margin: 0; }
.cta-box .btn-cta { background: var(--gold); border-color: var(--gold); color: var(--ink); }
.cta-box .btn-cta:hover { background: #fff; border-color: #fff; }

/* ---------- Contact form ---------- */
.contact-form .form-label { font-weight: 500; font-size: 0.9rem; }
.contact-form .form-control,
.contact-form .form-select {
  border-radius: 0;
  border-color: var(--line-strong);
  padding: 0.65rem 0.8rem;
}
.contact-form .form-control:focus,
.contact-form .form-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(28, 124, 84, 0.15);
}
.alert { border-radius: 0; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: rgba(255,255,255,0.75); padding: 4rem 0 2rem; }
.site-footer h6 { color: #fff; font-family: var(--font-display); margin-bottom: 1rem; font-size: 0.95rem; }
.footer-brand { display: flex; align-items: center; gap: 0.7rem; font-family: var(--font-display); color: #fff; font-weight: 600; margin-bottom: 0.9rem; }
.footer-brand .brand-mark { border-color: rgba(255,255,255,0.5); color: #fff; }
.footer-desc { font-size: 0.9rem; max-width: 40ch; }
.footer-links { list-style: none; padding: 0; margin: 0; font-size: 0.9rem; }
.footer-links li { padding: 0.3rem 0; }
.footer-links a { color: rgba(255,255,255,0.75); }
.footer-links a:hover { color: #fff; }
.site-footer hr { border-color: rgba(255,255,255,0.15); margin: 2.5rem 0 1.5rem; }
.footer-bottom { font-size: 0.82rem; color: rgba(255,255,255,0.55); }

/* ---------- Responsive ---------- */
@media (max-width: 991.98px) {
  .hero-ghost { display: none; }
  .cta-box { flex-direction: column; text-align: center; }
  .section { padding: 3.5rem 0; }
}
@media (max-width: 575.98px) {
  .hero-actions .btn { width: 100%; }
  .spec-row { gap: 1.4rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .standar-card { transition: none; }
}