:root {
  /* Brand colors — "Corporate Trust Grid": Black & Gold formal, putih
     sebagai dominan (bukan ivory/cream), gold dipakai percaya diri sebagai
     CTA solid & aksen ikon (bukan garis tipis atau gradient shimmer). */
  --color-ink: #1A1A1D;
  --color-ink-soft: #3F3D38;
  --color-paper: #FFFFFF;
  --color-paper-raised: #FFFFFF;
  --color-sand: #F5F4F0;
  --color-gold: #BF9430;
  --color-gold-deep: #8F6D20;
  --color-border: #E4E1DA;
  --color-text-muted: #68645C;

  /* Typography — korporat formal, berbeda dari Plus Jakarta Sans/Public Sans
     (option-3) maupun Space Grotesk/IBM Plex Sans (percobaan editorial). */
  --font-display: 'Manrope', sans-serif;
  --font-body: 'Source Sans 3', sans-serif;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  /* Radius scale — rounded modest (bukan pill 999px, bukan sharp-edge) */
  --radius-sm: 4px;   /* input, badge kecil */
  --radius-md: 8px;   /* card, button, chip */
  --radius-img: 10px; /* crop foto */
  --shadow-card: 0 8px 24px -8px rgba(26, 26, 29, 0.14);

  /* Motion — satu easing tenang, tanpa spring/bounce */
  --duration-fast: 150ms;
  --duration-base: 280ms;
  --duration-slow: 500ms;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --reveal-stagger-step: 80ms;

  /* Layout */
  --nav-height: 76px;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden; /* backstop: nothing should ever make the page draggable sideways */
}

/* Bootstrap's .container always uses --bs-gutter-x:1.5rem for its own padding,
   regardless of any gutter utility (.g-0 … .g-5) applied to a .row inside it.
   A .row.g-5 sets its OWN --bs-gutter-x:3rem, giving it -24px negative margins —
   12px more than the container's 12px padding can absorb — so it bleeds 12px
   past the container on each side. Matching the container's gutter to whatever
   its row actually uses fixes every .row.g-5 sitewide in one rule. */
.container:has(> .row.g-5) {
  --bs-gutter-x: 3rem;
}

body {
  font-family: var(--font-body);
  color: var(--color-ink);
  background-color: var(--color-paper);
}

h1, h2, h3, .section-title, .hero-caption h1 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.eyebrow {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-gold-deep);
}

a {
  color: var(--color-gold-deep);
}

a:hover {
  color: var(--color-gold);
}

/* Primary button: solid gold fill, rounded modest — formal CTA korporat,
   bukan garis tipis (editorial) atau gradient shimmer (option-3). */
.btn-gold {
  background-color: var(--color-gold);
  border: 1px solid var(--color-gold);
  color: var(--color-ink);
  font-weight: 700;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-md);
  transition: background-color var(--duration-fast) var(--ease-out),
              border-color var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out);
}

.btn-gold:hover {
  background-color: var(--color-gold-deep);
  border-color: var(--color-gold-deep);
  color: var(--color-paper);
  box-shadow: var(--shadow-card);
}

.btn-gold:active {
  box-shadow: none;
}

.btn-outline-light-gold {
  background-color: transparent;
  border: 1.5px solid rgba(255, 255, 255, 0.75);
  color: var(--color-paper);
  font-weight: 700;
  padding: 0.7rem 1.6rem;
  border-radius: var(--radius-md);
  transition: border-color var(--duration-fast) var(--ease-out), background-color var(--duration-fast) var(--ease-out);
}

.btn-outline-light-gold:hover {
  border-color: var(--color-gold);
  background-color: rgba(191, 148, 48, 0.18);
  color: var(--color-paper);
}

:focus-visible {
  outline: 2px solid var(--color-gold-deep);
  outline-offset: 2px;
}

/* Shared interaction utilities — card shadow halus formal, ease-out tenang */
.hover-lift {
  transition: transform var(--duration-base) var(--ease-out), box-shadow var(--duration-base) var(--ease-out);
}

.hover-lift:hover,
.hover-lift:focus-visible {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.hover-border-reveal {
  position: relative;
}

.hover-border-reveal::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1.5px solid var(--color-gold);
  border-radius: inherit;
  opacity: 0;
  transition: opacity var(--duration-base) var(--ease-out);
  pointer-events: none;
}

.hover-border-reveal:hover::after,
.hover-border-reveal:focus-visible::after {
  opacity: 1;
}

.tap-press:active {
  transform: scale(0.98);
}

/* Carousel mouse-drag affordance */
.carousel-inner {
  cursor: grab;
  touch-action: pan-y;
}

.carousel.is-dragging .carousel-inner {
  cursor: grabbing;
}

.carousel-inner img {
  -webkit-user-drag: none;
  user-select: none;
}

/* Scroll-reveal base */
[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s var(--ease-out), transform 0.5s var(--ease-out);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  [data-reveal] {
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
  .hover-lift,
  .btn-gold,
  .btn-outline-light-gold,
  .tap-press {
    transition: none !important;
  }
  .hover-lift:hover,
  .hover-lift:focus-visible,
  .btn-gold:hover,
  .btn-gold:active,
  .tap-press:active {
    transform: none !important;
  }
}