.systems-hero {
  position: relative;
  min-height: 720px;
  display: grid;
  align-items: center;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 74% 44%, rgba(40, 212, 123, .16), transparent 27%),
    radial-gradient(circle at 18% 30%, rgba(30, 105, 190, .17), transparent 34%),
    linear-gradient(145deg, rgba(2, 5, 9, .95), rgba(5, 14, 22, .85));
}

.systems-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .35;
  background: linear-gradient(90deg, transparent 49.8%, rgba(100, 242, 169, .16) 50%, transparent 50.2%);
  background-size: 190px 100%;
  mask-image: linear-gradient(90deg, transparent, black 25%, black 75%, transparent);
}

.systems-hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.25fr .75fr; gap: 90px; align-items: center; }
.systems-hero h1 { margin: 12px 0 28px; max-width: 820px; font-size: clamp(3.6rem, 8vw, 7.7rem); line-height: .89; letter-spacing: -.07em; }
.systems-hero h1 span { color: var(--green-bright); }
.systems-lead { max-width: 720px; color: var(--muted); font-size: 1.14rem; }
.systems-principle { position: relative; padding: 34px; border-color: rgba(100, 242, 169, .28); }
.systems-principle::after { content: ""; position: absolute; inset: 12px; pointer-events: none; border: 1px solid rgba(100, 242, 169, .08); }
.systems-principle strong { display: block; margin: 26px 0 18px; font-size: clamp(2rem, 4vw, 3.3rem); line-height: .98; letter-spacing: -.045em; }
.systems-principle p { margin: 0; color: var(--muted); }
.systems-live-dot { display: inline-flex; align-items: center; gap: 9px; color: var(--green-bright); font-size: .73rem; font-weight: 900; letter-spacing: .11em; text-transform: uppercase; }
.systems-live-dot::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 20px var(--green); }
.systems-orbit { position: absolute; right: -170px; top: 50%; width: 620px; height: 620px; transform: translateY(-50%); border: 1px solid rgba(100, 242, 169, .12); border-radius: 50%; }
.systems-orbit::before, .systems-orbit::after { content: ""; position: absolute; inset: 15%; border: 1px solid rgba(100, 242, 169, .1); border-radius: 50%; }
.systems-orbit::after { inset: 34%; background: rgba(40, 212, 123, .04); }
.systems-orbit i { position: absolute; width: 10px; height: 10px; border-radius: 50%; background: var(--green-bright); box-shadow: 0 0 24px rgba(100, 242, 169, .9); }
.systems-orbit i:nth-child(1) { left: 12%; top: 25%; }.systems-orbit i:nth-child(2) { left: 44%; bottom: 0; }.systems-orbit i:nth-child(3) { right: 17%; top: 18%; }

.systems-map-section { background: rgba(0, 0, 0, .18); }
.systems-map { display: grid; grid-template-columns: 1fr 110px 1fr 110px 1fr; align-items: stretch; margin-top: 44px; }
.systems-node { min-height: 330px; padding: 32px; border: 1px solid var(--line); background: linear-gradient(160deg, rgba(17, 30, 45, .88), rgba(4, 9, 14, .88)); box-shadow: var(--shadow-soft); }
.systems-node span, .systems-node small { color: var(--green-bright); font-size: .72rem; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.systems-node h3 { margin: 45px 0 14px; font-size: 2.3rem; }
.systems-node p { min-height: 110px; color: var(--muted); }
.game-node { border-color: rgba(100, 242, 169, .42); transform: translateY(-14px); }
.systems-link { position: relative; display: grid; place-content: center; color: var(--muted); text-align: center; }
.systems-link::before { content: ""; position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: linear-gradient(90deg, var(--line), var(--green), var(--line)); }
.systems-link em { position: relative; z-index: 1; padding: 8px; background: #07101a; font-size: .65rem; font-style: normal; letter-spacing: .08em; text-transform: uppercase; }

.identity-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px; align-items: center; }
.identity-chain { padding: 12px; display: grid; grid-template-columns: repeat(2, 1fr); }
.identity-chain article { min-height: 210px; padding: 28px; border: 1px solid var(--line); }
.identity-chain span { display: block; color: var(--green-bright); font-size: .72rem; font-weight: 900; letter-spacing: .14em; }
.identity-chain strong { display: block; margin: 34px 0 10px; font-size: 1.35rem; }
.identity-chain p { margin: 0; color: var(--muted); font-size: .94rem; }

.mdt-surfaces-section { background: linear-gradient(180deg, transparent, rgba(10, 25, 39, .55), transparent); }
.mdt-surface-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 24px; margin-top: 42px; }
.surface-card { min-height: 410px; padding: 36px; border: 1px solid var(--line); background: rgba(7, 16, 26, .88); }
.surface-card div { padding-bottom: 28px; border-bottom: 1px solid var(--line); }
.surface-card span { color: var(--green-bright); font-size: .72rem; font-weight: 900; letter-spacing: .13em; text-transform: uppercase; }
.surface-card strong { display: block; margin-top: 7px; font-size: clamp(1.7rem, 3vw, 2.5rem); }
.surface-card ul { display: grid; gap: 16px; margin: 30px 0 0; padding: 0; list-style: none; color: var(--muted); }
.surface-card li { position: relative; padding-left: 22px; }.surface-card li::before { content: ""; position: absolute; left: 0; top: .65em; width: 8px; height: 2px; background: var(--green); }
.full-surface { border-color: rgba(100, 242, 169, .34); box-shadow: 0 28px 80px rgba(40, 212, 123, .08); }
.phone-surface { margin-top: 48px; }

.trust-panel { display: grid; grid-template-columns: .8fr 1.2fr; gap: 60px; align-items: center; padding: 44px; border: 1px solid rgba(100, 242, 169, .25); background: var(--glass); }
.trust-panel h2 { margin: 8px 0 0; font-size: clamp(2rem, 4vw, 3.5rem); line-height: 1; }
.trust-points { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.trust-points span { padding: 15px 17px; border: 1px solid var(--line); color: var(--muted); font-size: .85rem; letter-spacing: .05em; text-transform: uppercase; }

@media (max-width: 980px) {
  .systems-hero-grid, .identity-layout, .trust-panel { grid-template-columns: 1fr; }
  .systems-map { grid-template-columns: 1fr; gap: 12px; }
  .systems-link { min-height: 64px; }.systems-link::before { top: 0; bottom: 0; left: 50%; right: auto; width: 1px; height: auto; }
  .game-node { transform: none; }.mdt-surface-grid { grid-template-columns: 1fr; }.phone-surface { margin-top: 0; }
}

@media (max-width: 620px) {
  .systems-hero { min-height: 640px; padding: 100px 0 70px; }.systems-hero-grid { gap: 44px; }.systems-principle { padding: 24px; }
  .identity-chain, .trust-points { grid-template-columns: 1fr; }.surface-card { padding: 26px; }.systems-orbit { opacity: .35; }
}