:root {
  --premium-bg: #f8fafc;
  --premium-ink: #0f172a;
  --premium-muted: #475569;
  --premium-soft: #64748b;
  --premium-line: #dbe5f0;
  --premium-blue: #2563eb;
  --premium-blue-deep: #1d4ed8;
  --premium-orange: #f59e0b;
  --premium-orange-deep: #ea580c;
  --premium-cyan: #06b6d4;
  --premium-indigo: #6366f1;
  --premium-green: #10b981;
  --premium-radius-xl: 34px;
  --premium-radius-lg: 24px;
}

body {
  background:
    linear-gradient(120deg, rgba(238, 244, 255, 0.96), rgba(255, 255, 255, 0.94) 36%, rgba(255, 247, 237, 0.72)),
    #f8fafc !important;
}

.premium-page {
  color: var(--premium-ink);
  background: transparent;
  overflow: clip;
}

.premium-shell {
  width: min(1180px, calc(100% - 40px));
  margin-inline: auto;
}

.premium-hero {
  position: relative;
  min-height: min(760px, calc(100vh - var(--site-header-height, 112px)));
  padding: clamp(68px, 8vw, 118px) 0 clamp(52px, 6vw, 88px);
  isolation: isolate;
  overflow: hidden;
  background:
    radial-gradient(circle at 16% 18%, var(--hero-warm, rgba(245, 158, 11, 0.17)), transparent 28rem),
    radial-gradient(circle at 82% 16%, var(--hero-cool, rgba(37, 99, 235, 0.18)), transparent 32rem),
    linear-gradient(135deg, #ffffff 0%, var(--hero-soft, #eef4ff) 58%, #fff7ed 100%);
}

.premium-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(rgba(37, 99, 235, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 99, 235, 0.08) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}

.premium-hero::after {
  content: "";
  position: absolute;
  right: -12vw;
  bottom: -18vw;
  z-index: -1;
  width: 52vw;
  height: 34vw;
  min-width: 560px;
  min-height: 360px;
  border-radius: 999px 999px 0 0;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.12), rgba(245, 158, 11, 0.13));
  filter: blur(6px);
  transform: rotate(-8deg);
}

.premium-hero__layout {
  display: grid;
  grid-template-columns: minmax(0, 0.98fr) minmax(360px, 0.82fr);
  gap: clamp(42px, 6vw, 88px);
  align-items: center;
}

.premium-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--premium-orange-deep);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.premium-eyebrow::before {
  content: "";
  width: 42px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--premium-orange), var(--premium-blue));
}

.premium-hero h1,
.premium-title {
  margin: 0;
  color: var(--premium-ink);
  font-family: "Plus Jakarta Sans", "Manrope", system-ui, sans-serif;
  font-size: clamp(2.45rem, 4.7vw, 5.1rem);
  line-height: 0.98;
  letter-spacing: 0;
}

.premium-hero__lead,
.premium-lead {
  max-width: 760px;
  margin: 24px 0 0;
  color: var(--premium-muted);
  font-size: clamp(1.04rem, 1.38vw, 1.22rem);
  line-height: 1.72;
}

.premium-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.premium-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid rgba(203, 213, 225, 0.96);
  background: rgba(255, 255, 255, 0.82);
  color: var(--premium-ink);
  font-weight: 850;
  text-decoration: none;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.08);
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.premium-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 34px rgba(37, 99, 235, 0.13);
}

.premium-button--primary {
  border-color: var(--premium-blue);
  background: linear-gradient(135deg, var(--premium-blue), var(--premium-indigo));
  color: #ffffff;
}

.premium-button--warm {
  border-color: #fed7aa;
  background: linear-gradient(135deg, #fff7ed, #ffedd5);
  color: #9a3412;
}

.premium-signals {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.premium-signals span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.68);
  color: #334155;
  font-size: 0.88rem;
  font-weight: 750;
}

.premium-signals span::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--premium-orange), var(--premium-blue));
}

.premium-visual {
  position: relative;
  min-height: 440px;
  border-radius: 44px;
  overflow: hidden;
  background:
    radial-gradient(circle at 18% 22%, rgba(245, 158, 11, 0.28), transparent 11rem),
    radial-gradient(circle at 74% 18%, rgba(6, 182, 212, 0.24), transparent 13rem),
    linear-gradient(145deg, rgba(255, 255, 255, 0.9), rgba(238, 244, 255, 0.94));
  box-shadow: 0 34px 80px rgba(37, 99, 235, 0.16);
}

.premium-visual::before {
  content: "";
  position: absolute;
  inset: 30px;
  border-radius: 30px;
  background:
    linear-gradient(rgba(37, 99, 235, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 99, 235, 0.12) 1px, transparent 1px);
  background-size: 44px 44px;
}

.premium-visual__node {
  position: absolute;
  display: grid;
  place-items: center;
  width: 74px;
  height: 74px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(203, 213, 225, 0.92);
  box-shadow: 0 18px 42px rgba(15, 23, 42, 0.12);
}

.premium-visual__node svg {
  width: 34px;
  height: 34px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
}

.premium-visual__node--a { left: 13%; top: 18%; color: var(--premium-blue); }
.premium-visual__node--b { right: 13%; top: 20%; color: var(--premium-green); }
.premium-visual__node--c { left: 17%; bottom: 16%; color: var(--premium-orange-deep); }
.premium-visual__node--d { right: 18%; bottom: 14%; color: var(--premium-indigo); }

.premium-visual__panel {
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(72%, 360px);
  min-height: 210px;
  padding: 24px;
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(203, 213, 225, 0.9);
  box-shadow: 0 24px 56px rgba(15, 23, 42, 0.14);
  transform: translate(-50%, -50%);
}

.premium-visual__panel strong {
  display: block;
  color: var(--premium-ink);
  font-size: 1.1rem;
}

.premium-visual__panel span {
  display: block;
  margin-top: 8px;
  color: var(--premium-soft);
  line-height: 1.55;
}

.premium-visual__bars {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.premium-visual__bars i {
  display: block;
  height: 9px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--premium-blue), var(--premium-cyan), var(--premium-orange));
}

.premium-visual__bars i:nth-child(2) { width: 78%; opacity: 0.58; }
.premium-visual__bars i:nth-child(3) { width: 58%; opacity: 0.38; }

.premium-section {
  position: relative;
  padding: clamp(70px, 8vw, 116px) 0;
  background: transparent;
}

.premium-section--tint {
  background:
    radial-gradient(circle at 0% 18%, rgba(6, 182, 212, 0.09), transparent 28rem),
    linear-gradient(180deg, #f7faff, #eef4ff);
}

.premium-section--warm {
  background:
    radial-gradient(circle at 92% 12%, rgba(245, 158, 11, 0.12), transparent 24rem),
    linear-gradient(180deg, #ffffff, #fff7ed);
}

.premium-section__head {
  max-width: 820px;
  margin-bottom: 36px;
}

.premium-section__head h2 {
  margin: 0;
  color: var(--premium-ink);
  font-size: clamp(2rem, 3.4vw, 3.4rem);
  line-height: 1.06;
  letter-spacing: 0;
}

.premium-section__head p {
  margin: 16px 0 0;
  color: var(--premium-muted);
  font-size: 1.06rem;
  line-height: 1.75;
}

.premium-split {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}

.premium-split--reverse {
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
}

.premium-copy h2 {
  margin: 0;
  color: var(--premium-ink);
  font-size: clamp(2rem, 3.2vw, 3.2rem);
  line-height: 1.08;
}

.premium-copy p {
  color: var(--premium-muted);
  line-height: 1.78;
}

.premium-flow {
  display: grid;
  gap: 18px;
  counter-reset: flow;
}

.premium-flow__item {
  position: relative;
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 18px;
  align-items: start;
  padding: 22px 0;
  border-bottom: 1px solid var(--premium-line);
}

.premium-flow__item::before {
  counter-increment: flow;
  content: counter(flow, decimal-leading-zero);
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.11), rgba(245, 158, 11, 0.12));
  color: var(--premium-blue-deep);
  font-weight: 900;
}

.premium-flow__item h3 {
  margin: 0;
  color: var(--premium-ink);
}

.premium-flow__item p {
  margin: 8px 0 0;
  color: var(--premium-soft);
  line-height: 1.65;
}

.premium-strips {
  display: grid;
  gap: 10px;
}

.premium-strip {
  display: grid;
  grid-template-columns: minmax(220px, 0.34fr) 1fr;
  gap: 18px;
  align-items: center;
  padding: 20px 0;
  border-bottom: 1px solid var(--premium-line);
}

.premium-strip strong {
  color: var(--premium-ink);
  font-size: 1.04rem;
}

.premium-strip span {
  color: var(--premium-muted);
  line-height: 1.66;
}

.premium-diagram {
  position: relative;
  min-height: 390px;
  border-radius: var(--premium-radius-xl);
  background:
    radial-gradient(circle at 24% 20%, rgba(99, 102, 241, 0.15), transparent 12rem),
    radial-gradient(circle at 78% 76%, rgba(16, 185, 129, 0.13), transparent 13rem),
    linear-gradient(145deg, #ffffff, #eef4ff);
  overflow: hidden;
}

.premium-diagram::before {
  content: "";
  position: absolute;
  inset: 32px;
  border-radius: 28px;
  border: 1px solid rgba(203, 213, 225, 0.85);
  background:
    linear-gradient(rgba(99, 102, 241, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 102, 241, 0.1) 1px, transparent 1px);
  background-size: 38px 38px;
}

.premium-diagram__path {
  position: absolute;
  inset: 54px;
  border-radius: 26px;
  border: 2px dashed rgba(37, 99, 235, 0.22);
}

.premium-diagram__label {
  position: absolute;
  min-width: 156px;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(203, 213, 225, 0.92);
  color: var(--premium-ink);
  font-weight: 850;
  box-shadow: 0 16px 34px rgba(15, 23, 42, 0.09);
}

.premium-diagram__label span {
  display: block;
  margin-top: 4px;
  color: var(--premium-soft);
  font-size: 0.86rem;
  font-weight: 650;
}

.premium-diagram__label--a { left: 10%; top: 14%; }
.premium-diagram__label--b { right: 10%; top: 22%; }
.premium-diagram__label--c { left: 16%; bottom: 16%; }
.premium-diagram__label--d { right: 16%; bottom: 12%; }

.premium-number-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--premium-line);
  border-bottom: 1px solid var(--premium-line);
}

.premium-number {
  padding: 28px;
  border-right: 1px solid var(--premium-line);
}

.premium-number:last-child {
  border-right: 0;
}

.premium-number strong {
  display: block;
  color: var(--premium-blue-deep);
  font-size: clamp(2.1rem, 4vw, 4rem);
  line-height: 1;
}

.premium-number span {
  display: block;
  margin-top: 10px;
  color: var(--premium-muted);
  line-height: 1.5;
}

.premium-tabs {
  display: grid;
  grid-template-columns: minmax(240px, 0.36fr) 1fr;
  gap: 28px;
  align-items: stretch;
}

.premium-tab-list {
  display: grid;
  gap: 8px;
  align-content: start;
}

.premium-tab {
  padding: 16px 0;
  border: 0;
  border-bottom: 1px solid var(--premium-line);
  background: transparent;
  color: var(--premium-muted);
  text-align: left;
  font: inherit;
  font-weight: 850;
  cursor: pointer;
}

.premium-tab.is-active {
  color: var(--premium-blue-deep);
}

.premium-tab-panel {
  min-height: 330px;
  padding: clamp(28px, 4vw, 46px);
  border-radius: var(--premium-radius-xl);
  background:
    radial-gradient(circle at 80% 18%, rgba(6, 182, 212, 0.15), transparent 18rem),
    linear-gradient(135deg, #ffffff, #eef4ff);
  overflow: hidden;
}

.premium-tab-panel h3 {
  margin: 0;
  color: var(--premium-ink);
  font-size: clamp(1.7rem, 2.8vw, 2.7rem);
}

.premium-tab-panel p {
  max-width: 680px;
  color: var(--premium-muted);
  line-height: 1.75;
}

.premium-cta {
  padding: clamp(52px, 6vw, 82px) 0;
  background:
    radial-gradient(circle at 15% 50%, rgba(245, 158, 11, 0.16), transparent 22rem),
    radial-gradient(circle at 86% 22%, rgba(37, 99, 235, 0.18), transparent 26rem),
    linear-gradient(135deg, #eef4ff, #ffffff 48%, #fff7ed);
}

.premium-cta__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
}

.premium-cta h2 {
  margin: 0;
  color: var(--premium-ink);
  font-size: clamp(2rem, 3.4vw, 3.2rem);
  line-height: 1.08;
}

.premium-cta p {
  max-width: 720px;
  color: var(--premium-muted);
}

.site-footer {
  background:
    radial-gradient(circle at 14% 0%, rgba(245, 158, 11, 0.16), transparent 18rem),
    radial-gradient(circle at 92% 14%, rgba(37, 99, 235, 0.16), transparent 24rem),
    linear-gradient(180deg, #f7faff, #eef4ff) !important;
  color: var(--premium-ink) !important;
}

.site-footer::before,
.site-footer::after {
  background: none !important;
  opacity: 0 !important;
}

.site-footer .footer-surface,
.site-footer .footer-top,
.site-footer .footer-bottom {
  background: transparent !important;
  border-color: rgba(203, 213, 225, 0.9) !important;
  color: var(--premium-ink) !important;
  box-shadow: none !important;
}

.site-footer .footer-column__title,
.site-footer .footer-brand__copy strong,
.site-footer .footer-contact__copy strong,
.site-footer .footer-bottom__note-brand {
  color: var(--premium-ink) !important;
}

.site-footer .footer-brand__summary,
.site-footer .footer-column__links a,
.site-footer .footer-contact__copy span,
.site-footer .footer-bottom__copy,
.site-footer .footer-bottom__note,
.site-footer .footer-legal {
  color: var(--premium-muted) !important;
}

.site-footer .footer-action--primary {
  background: linear-gradient(135deg, var(--premium-blue), var(--premium-indigo)) !important;
  color: #ffffff !important;
}

.site-footer .footer-action--secondary,
.site-footer .footer-contact__item,
.site-footer .footer-brand__mark {
  background: rgba(255, 255, 255, 0.72) !important;
  border-color: rgba(203, 213, 225, 0.92) !important;
  color: var(--premium-ink) !important;
}

@media (max-width: 1040px) {
  .premium-hero__layout,
  .premium-split,
  .premium-split--reverse,
  .premium-tabs,
  .premium-cta__inner {
    grid-template-columns: 1fr;
  }

  .premium-visual {
    min-height: 360px;
  }

  .premium-number-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .premium-number:nth-child(2) {
    border-right: 0;
  }
}

@media (max-width: 680px) {
  .premium-shell {
    width: min(100% - 28px, 1180px);
  }

  .premium-hero {
    padding-top: 48px;
  }

  .premium-hero h1,
  .premium-title {
    font-size: clamp(2.25rem, 11vw, 3.25rem);
  }

  .premium-visual {
    min-height: 330px;
    border-radius: 30px;
  }

  .premium-visual__node {
    width: 58px;
    height: 58px;
    border-radius: 18px;
  }

  .premium-visual__panel {
    width: 78%;
    padding: 18px;
  }

  .premium-strip,
  .premium-flow__item,
  .premium-cta__inner {
    grid-template-columns: 1fr;
  }

  .premium-number-row {
    grid-template-columns: 1fr;
  }

  .premium-number,
  .premium-number:nth-child(2) {
    border-right: 0;
    border-bottom: 1px solid var(--premium-line);
  }

  .premium-number:last-child {
    border-bottom: 0;
  }
}