/* Brand tokens — identical to Lovable/React src/styles.css */
:root {
  --radius: 0.875rem;
  --brand-green: oklch(0.78 0.18 148);
  --brand-blue: oklch(0.62 0.21 252);
  --brand-deep: oklch(0.22 0.07 255);
  --background: oklch(0.99 0.005 240);
  --foreground: oklch(0.18 0.04 255);
  --surface: oklch(0.97 0.01 230);
  --card: oklch(1 0 0);
  --card-foreground: oklch(0.18 0.04 255);
  --muted: oklch(0.96 0.01 240);
  --muted-foreground: oklch(0.5 0.03 255);
  --border: oklch(0.9 0.015 240);
  --input: oklch(0.92 0.015 240);
  --ring: oklch(0.62 0.21 252);
  --gradient-brand: linear-gradient(120deg, var(--brand-green), var(--brand-blue));
  --gradient-deep: linear-gradient(140deg, oklch(0.18 0.05 255), oklch(0.28 0.12 252));
  --shadow-brand: 0 20px 50px -20px oklch(0.62 0.21 252 / 0.45);
  --shadow-soft: 0 10px 40px -20px oklch(0.18 0.04 255 / 0.25);
  --font-sans: "Plus Jakarta Sans", ui-sans-serif, system-ui, sans-serif;
  --font-display: "Sora", "Plus Jakarta Sans", sans-serif;
}

*,
*::before,
*::after {
  border-color: var(--border);
}

html {
  scroll-behavior: smooth;
  /* offset sticky header supaya klik menu tidak 'tenggelam' kebawah */
  scroll-padding-top: 5.5rem;
}

@media (min-width: 768px) {
  html {
    scroll-padding-top: 6rem;
  }
}

#top,
#tentang,
#layanan,
#datacenter,
#exchange,
#home,
#kenapa,
#kontak {
  scroll-margin-top: 5.5rem;
}

@media (min-width: 768px) {
  #top,
  #tentang,
  #layanan,
  #datacenter,
  #exchange,
  #home,
  #kenapa,
  #kontak {
    scroll-margin-top: 6rem;
  }
}

body {
  margin: 0;
  background-color: var(--background);
  color: var(--foreground);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "ss01", "cv11";
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
}

.bg-background { background-color: var(--background); }
.bg-surface { background-color: var(--surface); }
.bg-surface\/60 { background-color: color-mix(in oklab, var(--surface) 60%, transparent); }
.bg-card { background-color: var(--card); }
.bg-card\/80 { background-color: color-mix(in oklab, var(--card) 80%, transparent); }
.bg-background\/70 { background-color: color-mix(in oklab, var(--background) 70%, transparent); }
.text-foreground { color: var(--foreground); }
.text-muted-foreground { color: var(--muted-foreground); }
.border-border { border-color: var(--border); }
.border-border\/60 { border-color: color-mix(in oklab, var(--border) 60%, transparent); }
.font-display { font-family: var(--font-display); }

.text-gradient-brand {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.bg-gradient-brand { background: var(--gradient-brand); }
.bg-gradient-deep { background: var(--gradient-deep); }
.shadow-brand { box-shadow: var(--shadow-brand); }
.shadow-brand\/50 { box-shadow: 0 20px 50px -20px oklch(0.62 0.21 252 / 0.225); }
.shadow-soft { box-shadow: var(--shadow-soft); }
.grain {
  background-image: radial-gradient(oklch(1 0 0 / 0.06) 1px, transparent 1px);
  background-size: 3px 3px;
}
.ring-1 { box-shadow: 0 0 0 1px var(--border); }
.ring-border { --tw-ring-color: var(--border); }

@keyframes pulse-ring {
  0% { transform: scale(0.9); opacity: 0.6; }
  100% { transform: scale(1.6); opacity: 0; }
}
.animate-pulse-ring { animation: pulse-ring 2.4s ease-out infinite; }

.nav-link-active {
  color: var(--brand-deep);
  background: color-mix(in oklab, var(--brand-blue) 12%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in oklab, var(--brand-blue) 28%, transparent);
}

.header-bar {
  min-height: 0;
  padding: 0.55rem 1rem;
}

.header-brand {
  gap: 0.85rem;
  min-width: 0;
  flex: 1 1 auto;
  max-width: calc(100% - 3.5rem);
}

.header-brand__logo {
  width: 3.35rem;
  height: 3.35rem;
  box-shadow: 0 3px 12px oklch(0.18 0.04 255 / 0.1);
}

.header-brand__name {
  font-size: 0.82rem;
  line-height: 1.25;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

.header-brand__tag {
  margin-top: 0.1rem;
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  white-space: nowrap;
}

@media (min-width: 640px) {
  .header-brand {
    gap: 1rem;
    max-width: none;
    flex: 0 1 auto;
  }

  .header-brand__logo {
    width: 3.75rem;
    height: 3.75rem;
  }

  .header-brand__name {
    font-size: 0.95rem;
  }

  .header-brand__tag {
    font-size: 0.65rem;
  }
}

@media (min-width: 768px) {
  .header-bar {
    padding: 0.65rem 1.5rem;
  }

  .header-brand {
    gap: 1.1rem;
  }

  .header-brand__logo {
    width: 4rem;
    height: 4rem;
  }

  .header-brand__name {
    font-size: 1.05rem;
    overflow: visible;
    text-overflow: clip;
  }

  .header-brand__tag {
    font-size: 0.6875rem;
    letter-spacing: 0.16em;
  }
}

header nav a[data-nav] {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.55rem;
  border-radius: 9999px;
  transition: color 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
}

header nav a[data-nav]:hover {
  color: var(--foreground);
  background: color-mix(in oklab, var(--muted) 70%, transparent);
}

#mobile-nav a[data-nav].nav-link-active {
  color: var(--brand-deep);
  background: color-mix(in oklab, var(--brand-blue) 12%, transparent);
  box-shadow: inset 0 0 0 1px color-mix(in oklab, var(--brand-blue) 28%, transparent);
  padding: 0.5rem 0.85rem;
  border-radius: 0.75rem;
}

#mobile-nav.is-open {
  display: flex;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Asset slots — gallery / partner / client / exchange
   Gambar tampil by default (jangan andalkan is-loaded untuk visibility).
   Fallback hanya saat .is-empty (file 404). */
.asset-slot {
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
}

.asset-slot__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 1;
  z-index: 2;
  pointer-events: auto;
}

.asset-slot__img--contain {
  object-fit: contain;
  padding: 0.75rem 1rem;
}

.asset-slot__img--tight {
  padding: 0.2rem;
}

.asset-slot__fallback {
  position: relative;
  text-align: center;
  padding: 0.5rem;
  z-index: 1;
}

/* Logo IX di kartu gelap — plat putih saat gambar sukses */
.asset-slot--exchange.is-loaded {
  background: #fff;
  box-shadow: none;
  color: transparent;
}

.asset-slot.is-loaded {
  border-style: solid;
}

.asset-slot.is-loaded .asset-slot__fallback {
  display: none;
}

.asset-slot.is-empty .asset-slot__img {
  display: none !important;
}

.asset-slot.is-empty .asset-slot__fallback {
  display: block;
  z-index: 2;
}

/* Guard: jika JS belum jalan tapi gambar sudah ada di cache/DOM,
   tetap tampilkan saat natural size tersedia via attribute selector fallback
   tidak ada — andalkan class is-loaded dari main.js */

/* Layanan — soft network simulation background */
.layanan-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.layanan-bg__glow {
  position: absolute;
  inset: 0;
  opacity: 0.45;
  background-image:
    radial-gradient(circle at 12% 20%, oklch(0.78 0.18 148 / 0.22) 0, transparent 38%),
    radial-gradient(circle at 88% 70%, oklch(0.62 0.21 252 / 0.2) 0, transparent 42%),
    radial-gradient(circle at 50% 100%, oklch(0.62 0.21 252 / 0.08) 0, transparent 45%);
}

.layanan-bg__grid {
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image:
    linear-gradient(90deg, transparent 49.5%, oklch(0.62 0.21 252 / 0.08) 50%, transparent 50.5%),
    linear-gradient(0deg, transparent 49.5%, oklch(0.62 0.21 252 / 0.08) 50%, transparent 50.5%);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 20%, transparent 75%);
}

.layanan-bg__nodes {
  position: absolute;
  inset: 0;
  opacity: 0.5;
  background-image:
    radial-gradient(circle at 18% 28%, oklch(0.78 0.18 148 / 0.55) 0 1.5px, transparent 2px),
    radial-gradient(circle at 42% 18%, oklch(0.62 0.21 252 / 0.5) 0 1.5px, transparent 2px),
    radial-gradient(circle at 68% 32%, oklch(0.78 0.18 148 / 0.45) 0 1.5px, transparent 2px),
    radial-gradient(circle at 82% 22%, oklch(0.62 0.21 252 / 0.45) 0 1.5px, transparent 2px),
    radial-gradient(circle at 30% 72%, oklch(0.62 0.21 252 / 0.4) 0 1.5px, transparent 2px),
    radial-gradient(circle at 58% 78%, oklch(0.78 0.18 148 / 0.4) 0 1.5px, transparent 2px),
    radial-gradient(circle at 78% 68%, oklch(0.62 0.21 252 / 0.4) 0 1.5px, transparent 2px);
}

.layanan-bg__grain {
  position: absolute;
  inset: 0;
  opacity: 0.25;
}

/* Hero — bright photo + white readable type */
.hero-scrim {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(
      105deg,
      oklch(0.2 0.05 255 / 0.55) 0%,
      oklch(0.22 0.05 255 / 0.32) 42%,
      oklch(0.25 0.04 255 / 0.12) 70%,
      transparent 100%
    ),
    linear-gradient(
      180deg,
      oklch(0.2 0.05 255 / 0.2) 0%,
      transparent 45%,
      oklch(0.18 0.05 255 / 0.55) 100%
    );
}

.hero-title {
  color: #fff;
  text-shadow: 0 2px 18px oklch(0.15 0.04 255 / 0.45);
}

.hero-lead,
.hero-stat {
  color: #fff;
  text-shadow: 0 1px 10px oklch(0.15 0.04 255 / 0.4);
}

.hero-lead {
  opacity: 0.95;
}

.hero-stat {
  opacity: 0.9;
}

/* Service cards — product photo band */
.service-card__media {
  position: relative;
  height: 9.5rem;
  overflow: hidden;
  background: var(--surface);
}

.service-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.02);
  transition: transform 0.45s ease;
}

.service-card:hover .service-card__media img {
  transform: scale(1.08);
}

.service-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    transparent 40%,
    color-mix(in oklab, var(--card) 55%, transparent) 100%
  );
  pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .animate-pulse-ring { animation: none; }
  .service-card:hover .service-card__media img {
    transform: none;
  }
}