/* =========================================================
   KolCom — Halaman Utama (Dark Tech)
   Semua warna hex hanya didefinisikan sebagai token di :root.
   ========================================================= */

/* ---------- §1 Palet ---------- */
:root {
  --color-bg:            #060A18;
  --color-bg-alt:        #0A1022;
  --color-surface:       #0E1630;
  --color-surface-2:     #131D3D;
  --color-overlay:       rgba(6, 10, 24, 0.72);

  --color-border:        #1F2B52;
  --color-border-strong: #33437A;

  --color-text:          #F2F5FF;
  --color-text-2:        #B6C0DA;
  --color-text-muted:    #8D99B8;

  --color-blue:          #3B82F6; /* DEKORATIF saja */
  --color-purple:        #8B5CF6; /* DEKORATIF saja */
  --color-blue-text:     #6AA8FF;
  --color-purple-text:   #B49BFF;
  --color-cyan:          #22D3EE;

  --color-btn-from:       #2563EB;
  --color-btn-to:         #7C3AED;
  --color-btn-from-hover: #1D4ED8;
  --color-btn-to-hover:   #6D28D9;
  --color-on-btn:         #FFFFFF;

  --color-focus:         #7CC4FF;

  /* Mockup laptop (permukaan perangkat) */
  --color-device-bezel:  #0B1226;
  --color-device-cam:    #26335E;
  --color-device-base-from: #1B2547;
  --color-device-base-to:   #0D142B;

  /* ---------- §2 Gradasi ---------- */
  --grad-brand: linear-gradient(135deg, var(--color-blue) 0%, var(--color-purple) 100%);
  --grad-btn:       linear-gradient(135deg, var(--color-btn-from) 0%, var(--color-btn-to) 100%);
  --grad-btn-hover: linear-gradient(135deg, var(--color-btn-from-hover) 0%, var(--color-btn-to-hover) 100%);
  --grad-text: linear-gradient(90deg, #6AA8FF 0%, #8FA0FF 50%, #B49BFF 100%);
  --grad-hero-glow:
    radial-gradient(600px circle at 75% 25%, rgba(59, 130, 246, 0.22), transparent 60%),
    radial-gradient(520px circle at 15% 85%, rgba(139, 92, 246, 0.18), transparent 60%);
  --grad-device-glow: radial-gradient(closest-side, rgba(99, 102, 241, 0.45), rgba(59, 130, 246, 0.15) 55%, transparent 100%);
  --grad-divider: linear-gradient(90deg, transparent, rgba(106, 168, 255, 0.5), rgba(180, 155, 255, 0.5), transparent);
  --grad-cta-card:
    radial-gradient(500px circle at 50% 0%, rgba(59, 130, 246, 0.16), transparent 70%),
    linear-gradient(180deg, var(--color-surface) 0%, var(--color-bg-alt) 100%);
  --grad-steps-line: linear-gradient(var(--color-blue), var(--color-purple));
  --grad-device-base: linear-gradient(180deg, var(--color-device-base-from) 0%, var(--color-device-base-to) 100%);

  /* ---------- §3 Tipografi ---------- */
  --font-sans: "Plus Jakarta Sans", "Inter", system-ui, -apple-system, "Segoe UI", Roboto,
               "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", "JetBrains Mono", Menlo, Consolas, monospace;

  --fs-display: clamp(2.25rem, 1.6rem + 3.2vw, 4rem);
  --fs-h2:      clamp(1.75rem, 1.35rem + 2vw, 2.75rem);
  --fs-h3:      clamp(1.125rem, 1.05rem + 0.4vw, 1.375rem);
  --fs-lead:    clamp(1.0625rem, 1rem + 0.35vw, 1.25rem);
  --fs-body:    1rem;
  --fs-sm:      0.9375rem;
  --fs-xs:      0.8125rem;

  --lh-tight: 1.1;
  --lh-snug:  1.25;
  --lh-base:  1.65;

  --ls-display: -0.03em;
  --ls-heading: -0.02em;
  --ls-eyebrow: 0.14em;

  /* ---------- §4 Spacing ---------- */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 2.5rem;
  --space-8: 3rem;
  --space-9: 4rem;
  --space-10: 5rem;
  --space-11: 6rem;
  --space-12: 8rem;

  --container-max: 1200px;
  --container-pad: clamp(1.25rem, 0.8rem + 2vw, 2rem);
  --section-pad-y: clamp(4rem, 2.8rem + 5vw, 7.5rem);
  --section-head-gap: clamp(2.5rem, 2rem + 2vw, 4rem);
  --nav-h: 64px;

  /* ---------- §5 Radius, bayangan, glow ---------- */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 999px;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px -8px rgba(0, 0, 0, 0.6);
  --shadow-lg: 0 24px 60px -20px rgba(0, 0, 0, 0.75);

  --glow-blue:   0 0 0 1px rgba(106, 168, 255, 0.25), 0 10px 40px -10px rgba(59, 130, 246, 0.55);
  --glow-purple: 0 10px 40px -10px rgba(139, 92, 246, 0.55);
  --glow-btn:    0 8px 24px -8px rgba(59, 130, 246, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.18);
  --glow-btn-hover: 0 12px 32px -8px rgba(124, 58, 237, 0.7), inset 0 1px 0 rgba(255, 255, 255, 0.22);

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --dur-fast: 150ms;
  --dur-base: 250ms;
}
@media (min-width: 1024px) { :root { --nav-h: 72px; } }

/* ---------- Reset & dasar ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { font-size: 100%; -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: var(--lh-base);
  color: var(--color-text-2);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip; /* pengaman tambahan; .hero tetap overflow:hidden */
}
body.menu-open { overflow: hidden; }
h1, h2, h3, p, ul, ol, figure { margin: 0; }
h1, h2 { text-wrap: balance; }
h2 { font-size: var(--fs-h2); font-weight: 700; line-height: var(--lh-snug); letter-spacing: var(--ls-heading); color: var(--color-text); }
h3 { line-height: var(--lh-snug); letter-spacing: -0.01em; color: var(--color-text); }
a { color: inherit; }
svg { display: block; }
address { font-style: normal; }
strong { color: var(--color-text); font-weight: 600; }

[id] { scroll-margin-top: calc(var(--nav-h) + 16px); }

.container {
  width: 100%;
  max-width: calc(var(--container-max) + var(--container-pad) * 2);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}
.section { padding-block: var(--section-pad-y); position: relative; }
.section--alt { background: var(--color-bg-alt); }

.sr-only {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; border: 0;
}
.skip-link {
  position: absolute; left: -9999px; top: var(--space-4); z-index: 100;
  padding: var(--space-3) var(--space-4); border-radius: var(--radius-md);
  background: var(--color-surface-2); color: var(--color-text); font-weight: 600; text-decoration: none;
}
.skip-link:focus { left: var(--space-4); top: var(--space-4); }

/* Fokus keyboard */
:where(a, button, [tabindex]):focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* Teks gradasi */
.text-gradient {
  background: var(--grad-text);
  -webkit-background-clip: text;
          background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}
@media (forced-colors: active) {
  .text-gradient, .step-card__num { background: none; color: CanvasText; -webkit-text-fill-color: CanvasText; }
}

/* Tipografi peran */
.lead { font-size: var(--fs-lead); line-height: 1.6; color: var(--color-text-2); }
.caption { font-size: var(--fs-xs); font-weight: 500; line-height: 1.5; letter-spacing: 0.01em; color: var(--color-text-muted); }
.eyebrow {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: var(--fs-xs); font-weight: 600; line-height: 1.4; letter-spacing: var(--ls-eyebrow); text-transform: uppercase;
  color: var(--color-blue-text);
}
.placeholder { color: var(--color-text-muted); font-family: var(--font-mono); font-size: 0.875rem; }

/* ---------- §6.1 Tombol ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  height: 48px; padding: 0 var(--space-5);
  border-radius: var(--radius-md);
  font: 600 1rem/1 var(--font-sans); letter-spacing: 0.005em;
  text-decoration: none; white-space: nowrap; cursor: pointer;
  border: 1px solid transparent;
  transition: transform var(--dur-fast) var(--ease-out),
              box-shadow var(--dur-base) var(--ease-out),
              background-color var(--dur-base), border-color var(--dur-base), color var(--dur-base);
}
.btn--sm { height: 40px; padding: 0 var(--space-4); font-size: 0.9375rem; border-radius: 10px; }
.btn--lg { height: 56px; padding: 0 var(--space-6); font-size: 1.0625rem; }
.btn--block { width: 100%; }
.btn svg { width: 18px; height: 18px; flex: none; }

.btn--primary { color: var(--color-on-btn); background: var(--grad-btn); box-shadow: var(--glow-btn); }
.btn--primary:hover  { background: var(--grad-btn-hover); box-shadow: var(--glow-btn-hover); transform: translateY(-1px); }
.btn--primary:active { transform: translateY(0); box-shadow: 0 4px 12px -6px rgba(59, 130, 246, 0.6); }

.btn--ghost { color: var(--color-text); background: rgba(255, 255, 255, 0.03); border-color: var(--color-border-strong); }
.btn--ghost:hover  { border-color: var(--color-blue-text); background: rgba(106, 168, 255, 0.08); transform: translateY(-1px); }
.btn--ghost:active { transform: translateY(0); background: rgba(106, 168, 255, 0.12); }

.btn:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 3px; border-radius: var(--radius-md); }
@media (forced-colors: active) { .btn { border-color: ButtonText; } }

/* ---------- §6.5 Badge ---------- */
.badge {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: 6px 14px 6px 8px; border-radius: var(--radius-full);
  font-size: var(--fs-xs); font-weight: 500; line-height: 1.4; color: var(--color-text-2);
  background: rgba(59, 130, 246, 0.08); border: 1px solid rgba(106, 168, 255, 0.25);
  max-width: 100%; text-wrap: balance;
}
.badge__dot { width: 8px; height: 8px; flex: none; border-radius: 50%; background: var(--grad-brand); box-shadow: 0 0 10px var(--color-blue); }

/* ---------- §7.1 Navbar ---------- */
.nav {
  position: sticky; top: 0; z-index: 50; height: var(--nav-h);
  background: var(--color-overlay);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
          backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur-base), background-color var(--dur-base);
}
.nav.is-scrolled { border-bottom-color: var(--color-border); background: rgba(6, 10, 24, 0.85); }
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .nav { background: rgba(6, 10, 24, 0.96); }
}
.nav__inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: var(--space-5); }

.logo { display: inline-flex; align-items: center; gap: var(--space-3); text-decoration: none; color: var(--color-text); flex: none; }
.logo__img { display: block; width: auto; height: 40px; } /* logo horizontal monokrom putih (assets/logo) */
@media (min-width: 1024px) { .logo__img { height: 44px; } }
.footer__logo { display: block; width: 160px; height: auto; }

.nav__toggle {
  display: inline-grid; place-items: center; width: 44px; height: 44px; padding: 0;
  border-radius: var(--radius-md); border: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.03); color: var(--color-text); cursor: pointer;
}
.nav__link {
  position: relative; text-decoration: none;
  font-size: 0.9375rem; font-weight: 500; line-height: 1; color: var(--color-text-2);
  transition: color var(--dur-base);
}
.nav__link:hover, .nav__link[aria-current="true"] { color: var(--color-text); }

@media (max-width: 1023.98px) {
  .nav__menu {
    position: fixed; top: var(--nav-h); left: 0; right: 0; display: none;
    flex-direction: column; gap: var(--space-5);
    padding: var(--space-5) var(--container-pad) var(--space-6);
    background: rgba(6, 10, 24, 0.98); border-bottom: 1px solid var(--color-border);
    max-height: calc(100dvh - var(--nav-h)); overflow-y: auto;
  }
  .nav__menu.is-open { display: flex; animation: menu-in 200ms var(--ease-out); }
  .nav__links { list-style: none; margin: 0; padding: 0; }
  .nav__link { display: flex; align-items: center; min-height: 48px; font-size: 1.0625rem; border-bottom: 1px solid var(--color-border); }
  .nav__cta { width: 100%; height: 48px; font-size: 1rem; }
  .nav__toggle .i-close { display: none; }
  .nav__toggle[aria-expanded="true"] .i-open  { display: none; }
  .nav__toggle[aria-expanded="true"] .i-close { display: inline; }
}
@keyframes menu-in {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}
@media (min-width: 1024px) {
  .nav__toggle { display: none; }
  .nav__menu { display: flex; align-items: center; gap: var(--space-7); }
  .nav__links { display: flex; gap: var(--space-6); list-style: none; margin: 0; padding: 0; }
  .nav__link { display: inline-block; padding-block: var(--space-2); }
  .nav__link::after {
    content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; border-radius: 2px;
    background: var(--grad-brand); transform: scaleX(0); transform-origin: center;
    transition: transform var(--dur-base) var(--ease-out);
  }
  .nav__link:hover::after, .nav__link[aria-current="true"]::after { transform: scaleX(1); }
}

/* ---------- §5 Grid latar + §7.2 Hero ---------- */
.hero {
  position: relative; overflow: hidden; isolation: isolate;
  padding-top: clamp(3rem, 2rem + 4vw, 6rem);
  padding-bottom: var(--section-pad-y);
}
.hero__bg {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: var(--grad-hero-glow);
}
.grid-bg {
  --grid-size: 56px;
  --grid-line: rgba(106, 168, 255, 0.09);
  position: absolute; inset: -1px; pointer-events: none;
  background-image:
    linear-gradient(to right,  var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: var(--grid-size) var(--grid-size);
  background-position: center top;
  -webkit-mask-image: radial-gradient(ellipse 75% 65% at 50% 35%, black 25%, transparent 75%);
          mask-image: radial-gradient(ellipse 75% 65% at 50% 35%, black 25%, transparent 75%);
}
.grid-bg::after {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(124, 196, 255, 0.35) 1px, transparent 1.5px);
  background-size: var(--grid-size) var(--grid-size);
  opacity: 0.5;
}
.grid-bg--subtle {
  --grid-line: rgba(106, 168, 255, 0.05);
  -webkit-mask-image: radial-gradient(ellipse 60% 70% at 50% 50%, black 20%, transparent 70%);
          mask-image: radial-gradient(ellipse 60% 70% at 50% 50%, black 20%, transparent 70%);
}
.hero::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px;
  background: var(--grad-divider);
}
@media (max-width: 639px) { .grid-bg { --grid-size: 40px; } }

.hero__inner { display: grid; grid-template-columns: minmax(0, 1fr); }
.hero__content { text-align: center; display: flex; flex-direction: column; align-items: center; }
.hero__title {
  margin-top: var(--space-5);
  font-size: var(--fs-display); font-weight: 800; line-height: var(--lh-tight);
  letter-spacing: var(--ls-display); color: var(--color-text);
}
.hero__lead { margin-top: var(--space-5); max-width: 56ch; }
.hero__actions { margin-top: var(--space-7); display: flex; flex-wrap: wrap; gap: var(--space-3); justify-content: center; }
.hero__micro { margin-top: var(--space-4); }
.hero__visual { margin-top: var(--space-8); }

@media (max-width: 479.98px) {
  .hero__actions { flex-direction: column; width: 100%; }
  .hero__actions .btn { width: 100%; }
}

@media (min-width: 1024px) {
  .hero { min-height: calc(100vh - var(--nav-h)); min-height: calc(100svh - var(--nav-h)); display: flex; align-items: center; }
  .hero__inner { grid-template-columns: 1.05fr 0.95fr; gap: var(--space-9); align-items: center; }
  .hero__content { text-align: left; align-items: flex-start; }
  .hero__title { max-width: 14ch; }
  .hero__actions { justify-content: flex-start; }
  .hero__visual { margin-top: 0; }
}

/* ---------- §8 Visual laptop ---------- */
.hero__visual { position: relative; width: 100%; max-width: 560px; margin-inline: auto; }
.hero__glow {
  position: absolute; inset: 8% 4% 0; z-index: -1;
  background: var(--grad-device-glow); filter: blur(40px); opacity: 0.9;
}
.laptop {
  /* Tilt 3D memakai `transform` (variabel --tilt-* diisi main.js);
     animasi float memakai properti `translate` yang terpisah. */
  --tilt-x: 0deg;
  --tilt-y: 0deg;
  position: relative; width: 86%; margin-inline: auto;
}
.laptop__screen {
  position: relative; padding: 10px 10px 14px;
  background: var(--color-device-bezel); border: 1px solid var(--color-border-strong);
  border-radius: 18px 18px 6px 6px;
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(106, 168, 255, 0.08), 0 30px 80px -30px rgba(59, 130, 246, 0.55);
}
.laptop__cam { position: absolute; top: 4px; left: 50%; width: 5px; height: 5px; margin-left: -2.5px; border-radius: 50%; background: var(--color-device-cam); }
.dashboard { display: block; width: 100%; height: auto; border-radius: 10px; }
.laptop__base {
  position: relative; width: 116%; margin-left: -8%; height: 14px;
  background: var(--grad-device-base);
  border-radius: 2px 2px 16px 16px; border-top: 1px solid var(--color-border-strong);
  box-shadow: 0 18px 30px -12px rgba(0, 0, 0, 0.8);
}
.laptop__base::before {
  content: ""; position: absolute; top: 0; left: 41%; width: 18%; height: 5px;
  background: var(--color-device-bezel); border-radius: 0 0 8px 8px;
}
.float-chip {
  position: absolute; display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px; border-radius: var(--radius-full);
  font-size: var(--fs-xs); font-weight: 600; line-height: 1.2; color: var(--color-text);
  background: rgba(14, 22, 48, 0.85); border: 1px solid rgba(106, 168, 255, 0.3);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  box-shadow: var(--glow-blue); white-space: nowrap;
}
.float-chip svg { width: 16px; height: 16px; flex: none; color: var(--color-blue-text); }
.float-chip--a { top: 6%; left: -2%; }
.float-chip--b { bottom: 14%; right: -2%; box-shadow: var(--glow-purple); }
.float-chip--b svg { color: var(--color-purple-text); }

@media (min-width: 1024px) {
  .hero__visual { max-width: none; }
  .laptop {
    transform: perspective(1400px) rotateY(calc(-10deg + var(--tilt-y))) rotateX(calc(4deg + var(--tilt-x)));
    transform-style: preserve-3d;
    transition: transform 400ms var(--ease-out);
  }
}
@media (max-width: 639px) {
  .float-chip { display: none; }
  .laptop { width: 100%; }
  .laptop__base { width: 108%; margin-left: -4%; }
  .hero__glow { inset: 10% 0 0; }
}

@media (prefers-reduced-motion: no-preference) {
  .grid-bg { animation: grid-drift 40s linear infinite; }
  .grid-bg--subtle { animation: none; }
  .laptop        { animation: float 7s ease-in-out infinite alternate; }
  .float-chip--a { animation: float 6s ease-in-out infinite alternate; }
  .float-chip--b { animation: float 8s ease-in-out -2s infinite alternate; }
  .dash-line { stroke-dasharray: 600; stroke-dashoffset: 600; animation: draw 2.2s var(--ease-out) 0.3s forwards; }
}
@keyframes grid-drift {
  from { background-position: center 0; }
  to   { background-position: center var(--grid-size); }
}
/* float HANYA memakai `translate`, tidak menyentuh `transform` (tilt) */
@keyframes float { from { translate: 0 0; } to { translate: 0 -10px; } }
@keyframes draw  { to { stroke-dashoffset: 0; } }

/* ---------- Header section ---------- */
.section-head { text-align: center; margin-inline: auto; max-width: 60ch; margin-bottom: var(--section-head-gap); display: flex; flex-direction: column; align-items: center; }
.section-head h2 { margin-top: var(--space-3); max-width: 24ch; }
.section-sub { margin-top: var(--space-4); max-width: 60ch; color: var(--color-text-2); }

/* ---------- §7.3 Keunggulan ---------- */
.section--adv { padding-block: var(--space-9); }
.section--adv::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 1px; background: var(--grad-divider);
}
.adv-grid { list-style: none; padding: 0; display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-4); }
@media (min-width: 640px)  { .adv-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1024px) { .adv-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); } }

.adv-chip {
  display: flex; align-items: flex-start; gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-lg);
  background: rgba(14, 22, 48, 0.6);
  border: 1px solid var(--color-border);
}
.adv-chip__icon {
  width: 40px; height: 40px; flex: none; border-radius: var(--radius-full);
  display: grid; place-items: center; color: var(--color-blue-text);
  background: rgba(59, 130, 246, 0.12); border: 1px solid rgba(106, 168, 255, 0.25);
  box-shadow: 0 0 20px -4px rgba(59, 130, 246, 0.5);
}
.adv-chip__icon svg { width: 20px; height: 20px; }
.adv-chip h3 { font-size: 1rem; font-weight: 600; color: var(--color-text); line-height: 1.3; }
.adv-chip p  { font-size: var(--fs-xs); color: var(--color-text-muted); line-height: 1.5; margin-top: 2px; }

/* ---------- §6.2 / §7.4 Layanan ---------- */
.services { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-5); align-items: stretch; }
@media (min-width: 768px) {
  .services { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .services > :nth-child(3) { grid-column: 1 / -1; }
}
@media (min-width: 1024px) {
  .services { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-6); }
  .services > :nth-child(3) { grid-column: auto; }
}

.service-card {
  position: relative; display: flex; flex-direction: column; gap: var(--space-4);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.025), transparent 40%),
    var(--color-surface);
  box-shadow: var(--shadow-md);
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base), border-color var(--dur-base);
}
@media (max-width: 639px) { .service-card { padding: var(--space-5); } }
.service-card:not(.service-card--static):hover {
  border-color: transparent;
  background:
    linear-gradient(var(--color-surface-2), var(--color-surface-2)) padding-box,
    var(--grad-brand) border-box;
  box-shadow: var(--glow-blue);
  transform: translateY(-4px);
}
.service-card__icon {
  width: 48px; height: 48px; border-radius: var(--radius-md);
  display: grid; place-items: center;
  color: var(--color-blue-text);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.18), rgba(139, 92, 246, 0.18));
  border: 1px solid rgba(106, 168, 255, 0.25);
}
.service-card__icon svg { width: 24px; height: 24px; }
.service-card h3 { color: var(--color-text); font-size: var(--fs-h3); font-weight: 600; }
.service-card p  { font-size: var(--fs-sm); line-height: 1.6; color: var(--color-text-2); }
.service-card ul {
  list-style: none; padding: 0; margin: var(--space-2) 0 0; display: grid; gap: var(--space-3);
  border-top: 1px solid var(--color-border); padding-top: var(--space-4);
}
.service-card li { display: flex; gap: var(--space-3); align-items: flex-start; font-size: var(--fs-sm); line-height: 1.6; color: var(--color-text-2); }
.service-card li svg { width: 18px; height: 18px; flex: none; margin-top: 2px; color: var(--color-blue-text); }

/* ---------- §6.3 / §7.5 Cara Kerja ---------- */
.steps { list-style: none; padding: 0; position: relative; display: grid; gap: var(--space-5); }
.step-card {
  position: relative; padding: var(--space-5);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}
.step-card__num {
  display: inline-block; font: 800 1.75rem/1 var(--font-sans); letter-spacing: -0.02em;
  background: var(--grad-text); -webkit-background-clip: text; background-clip: text;
  color: transparent; -webkit-text-fill-color: transparent;
  margin-bottom: var(--space-3);
}
.step-card h3 { font-size: 1.0625rem; font-weight: 600; color: var(--color-text); margin-bottom: var(--space-2); }
.step-card p  { font-size: var(--fs-sm); line-height: 1.6; color: var(--color-text-2); }

@media (max-width: 767.98px) {
  .steps { max-width: 560px; margin-inline: auto; }
  .steps::before {
    content: ""; position: absolute; top: 0; bottom: 0; left: 20px; width: 2px;
    background: var(--grad-steps-line); opacity: 0.5; border-radius: 2px;
  }
  .step-card { margin-left: 48px; }
  .step-card::before {
    /* titik 12px di garis (pusat garis = 21px dari tepi kiri .steps), sejajar nomor */
    content: ""; position: absolute; width: 12px; height: 12px; border-radius: 50%;
    left: calc(21px - 48px - 6px - 1px);
    top: calc(var(--space-5) + 0.875rem - 6px - 1px);
    background: var(--grad-brand); box-shadow: 0 0 12px rgba(59, 130, 246, 0.8);
  }
}
@media (min-width: 768px) {
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .steps > :nth-child(5) { grid-column: 1 / -1; }
}
@media (min-width: 1280px) {
  .steps { grid-template-columns: repeat(5, minmax(0, 1fr)); gap: var(--space-4); }
  .steps > :nth-child(5) { grid-column: auto; }
  .steps::before {
    content: ""; position: absolute; top: 44px; left: 10%; right: 10%; height: 1px;
    background: var(--grad-divider);
  }
}

/* ---------- §7.6 Portofolio ---------- */
.cta-card {
  position: relative; overflow: hidden; isolation: isolate;
  max-width: 880px; margin-inline: auto;
  padding: clamp(2rem, 1.2rem + 4vw, 4rem);
  border-radius: var(--radius-xl);
  background: var(--grad-cta-card);
  border: 1px solid var(--color-border);
  text-align: center;
}
.cta-card .grid-bg { z-index: -1; }
.cta-card__body { display: flex; flex-direction: column; align-items: center; }
.cta-card__icon {
  margin-top: var(--space-5);
  width: 72px; height: 72px; border-radius: var(--radius-lg);
  display: grid; place-items: center; color: var(--color-blue-text);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.18), rgba(139, 92, 246, 0.18));
  border: 1px solid rgba(106, 168, 255, 0.25);
  box-shadow: 0 0 32px -8px rgba(59, 130, 246, 0.6);
}
.cta-card__icon svg { width: 48px; height: 48px; padding: 8px; }
.cta-card h2 { margin-top: var(--space-5); max-width: 22ch; }
.cta-card__text { margin-top: var(--space-4); max-width: 52ch; }
.cta-card .btn { margin-top: var(--space-7); }
.cta-card__caption { margin-top: var(--space-4); }

.slots { display: none; list-style: none; padding: 0; }
@media (min-width: 768px) {
  .slots { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-4); width: 100%; margin-top: var(--space-8); }
}
.slot {
  aspect-ratio: 16 / 10; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--space-2);
  border: 1px dashed var(--color-border-strong); border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.02); color: var(--color-text-muted);
}
.slot svg { width: 24px; height: 24px; }

/* ---------- §7.7 Tentang ---------- */
.about { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-8); }
.about__text h2 { margin-top: var(--space-3); max-width: 20ch; }
.about__text p:not(.eyebrow) { margin-top: var(--space-4); max-width: 62ch; }
.about__text h2 + p { margin-top: var(--space-5); }
.about__card h3 { font-size: var(--fs-h3); }
.about__card li svg { width: 20px; height: 20px; }
@media (min-width: 1024px) {
  .about { grid-template-columns: 1.2fr 0.8fr; gap: var(--space-9); align-items: center; }
}

/* ---------- §7.8 Footer ---------- */
.footer {
  position: relative; background: var(--color-bg);
  padding-top: var(--space-10); padding-bottom: var(--space-6);
}
.footer::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 1px; background: var(--grad-divider); }
.footer__head { margin-bottom: var(--space-8); }
.footer__head p { margin-top: var(--space-3); max-width: 62ch; }
.footer__grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-7); }
@media (min-width: 768px)  { .footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1024px) { .footer__grid { grid-template-columns: 1.4fr 1fr 1.2fr 1fr; gap: var(--space-6); } }

.footer__tagline { margin-top: var(--space-4); font-size: var(--fs-sm); max-width: 34ch; }
.footer__title { font-size: var(--fs-xs); font-weight: 600; letter-spacing: var(--ls-eyebrow); text-transform: uppercase; color: var(--color-text); margin-bottom: var(--space-4); }
.footer__list { list-style: none; padding: 0; display: grid; gap: var(--space-3); font-size: var(--fs-sm); }
.footer__item { display: flex; gap: var(--space-3); align-items: flex-start; }
.footer__item > svg { width: 18px; height: 18px; flex: none; margin-top: 3px; color: var(--color-blue-text); }
.footer__item > span { display: flex; flex-direction: column; min-width: 0; }
.footer__label { font-size: var(--fs-xs); color: var(--color-text-muted); line-height: 1.4; }
.footer__link {
  color: var(--color-text-2); text-decoration: underline; text-decoration-color: transparent;
  text-underline-offset: 3px; overflow-wrap: anywhere;
  transition: color var(--dur-base), text-decoration-color var(--dur-base);
}
.footer__link:hover { color: var(--color-text); text-decoration-color: currentColor; }

.footer__bottom {
  margin-top: var(--space-9); padding-top: var(--space-5);
  border-top: 1px solid var(--color-border);
  display: flex; flex-direction: column; align-items: flex-start; gap: var(--space-3);
  font-size: var(--fs-xs); color: var(--color-text-muted);
}
.footer__bottom .footer__link { color: var(--color-text-muted); }
.footer__bottom .footer__link:hover { color: var(--color-text); }
.footer__top { display: inline-flex; align-items: center; min-height: 44px; }
@media (min-width: 768px) {
  .footer__bottom { flex-direction: row; justify-content: space-between; align-items: center; }
}

/* ---------- Target sentuh >= 44px di HP/tablet (DESIGN §10.2) ---------- */
@media (max-width: 1023.98px) {
  a.logo { min-height: 44px; }
  nav.footer__col .footer__list { gap: 0; }
  nav.footer__col .footer__link { display: inline-flex; align-items: center; min-height: 44px; }
  .footer__contact .footer__link { position: relative; }
  .footer__contact .footer__link::before { content: ""; position: absolute; inset: -10px 0; } /* perluas area sentuh tanpa mengubah tata letak */
}

/* ---------- Reduced motion: matikan SEMUA animasi & transisi ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto !important; }
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
  .btn, .btn:hover, .btn:active,
  .service-card:hover { transform: none !important; }
  .laptop { translate: none !important; }
  .float-chip { translate: none !important; }
}