:root {
  --page: #f5f5f7;
  --surface: rgba(255, 255, 255, 0.86);
  --white: #fff;
  --ink: #1d1d1f;
  --muted: #6e6e73;
  --quiet: #86868b;
  --line: rgba(29, 29, 31, 0.1);
  --blue: #0071e3;
  --blue-hover: #0077ed;
  --violet: #7d5cff;
  --radius-xl: 32px;
  --radius-lg: 24px;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.09), 0 4px 18px rgba(0, 0, 0, 0.04);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  overflow-x: clip;
  -webkit-text-size-adjust: 100%;
}

body {
  min-width: 320px;
  overflow-x: hidden;
  background: var(--page);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button,
a {
  font: inherit;
}

button {
  color: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

[hidden] {
  display: none !important;
}

.site-header {
  position: absolute;
  inset: 0 0 auto;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1200px, calc(100% - 48px));
  height: 72px;
  margin: 0 auto;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 17px;
  font-weight: 650;
  letter-spacing: -0.025em;
}

.brand__mark {
  width: 19px;
  height: 19px;
  border-radius: 50%;
  background: conic-gradient(from 180deg, #4bb4ff, #7d5cff, #ff7eb6, #4bb4ff);
  box-shadow: inset 0 0 0 4px rgba(255, 255, 255, 0.72);
}

.header-note {
  color: var(--muted);
  font-size: 12px;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(380px, 0.84fr);
  align-items: center;
  gap: clamp(32px, 5vw, 88px);
  width: min(1200px, calc(100% - 48px));
  min-height: 820px;
  margin: 0 auto;
  padding: 132px 0 72px;
  overflow: clip;
  isolation: isolate;
}

.hero__glow {
  position: absolute;
  z-index: -2;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  opacity: 0.22;
  filter: blur(95px);
  pointer-events: none;
}

.hero__glow--blue {
  top: 8%;
  left: -24%;
  background: #6bc7ff;
}

.hero__glow--violet {
  right: -24%;
  bottom: 2%;
  background: #aa8cff;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 600px;
}

.eyebrow {
  margin-bottom: 14px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 700px;
  font-size: clamp(58px, 7vw, 94px);
  font-weight: 720;
  letter-spacing: -0.072em;
  line-height: 0.92;
}

.hero h1 span {
  color: transparent;
  background: linear-gradient(105deg, #0071e3 10%, #7657ff 65%, #d55bba);
  -webkit-background-clip: text;
  background-clip: text;
}

.hero__lead {
  max-width: 580px;
  margin-top: 26px;
  color: var(--muted);
  font-size: clamp(17px, 1.55vw, 21px);
  letter-spacing: -0.022em;
  line-height: 1.5;
}

.hero__lead strong {
  color: var(--ink);
  font-weight: 650;
}

.value-card {
  width: min(100%, 560px);
  min-height: 246px;
  margin-top: 36px;
  padding: 26px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
  -webkit-backdrop-filter: blur(24px) saturate(1.2);
  backdrop-filter: blur(24px) saturate(1.2);
}

.range-pill {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 18px;
  padding: 7px 11px;
  border: 1px solid rgba(0, 113, 227, 0.12);
  border-radius: 999px;
  background: rgba(0, 113, 227, 0.07);
  color: var(--blue);
  font-size: 12px;
}

.range-pill strong {
  font-size: 13px;
  font-weight: 700;
}

.value-card h2 {
  font-size: clamp(25px, 2.35vw, 34px);
  font-weight: 680;
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.value-card__intro > p:not(.demo-note),
.result-copy {
  margin-top: 10px;
  color: var(--muted);
  font-size: 15px;
}

.primary-button,
.secondary-button {
  min-height: 52px;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 180ms var(--ease), background-color 180ms ease, box-shadow 180ms ease;
}

.primary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 20px;
  padding: 0 23px;
  background: var(--blue);
  box-shadow: 0 10px 22px rgba(0, 113, 227, 0.21);
  color: var(--white);
  font-size: 15px;
  font-weight: 650;
}

.primary-button:hover {
  background: var(--blue-hover);
  box-shadow: 0 13px 28px rgba(0, 113, 227, 0.27);
  transform: translateY(-2px);
}

.primary-button svg {
  width: 19px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
  transition: transform 180ms var(--ease);
}

.primary-button:hover svg {
  transform: translateX(3px);
}

.demo-note {
  max-width: 390px;
  margin-top: 12px;
  color: var(--quiet);
  font-size: 11px;
  line-height: 1.45;
}

.value-card__loading,
.value-card__result {
  min-height: 194px;
  text-align: center;
}

.value-card__loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.spinner {
  display: grid;
  width: 64px;
  height: 64px;
  margin-bottom: 18px;
  place-items: center;
  border: 2px solid rgba(0, 113, 227, 0.12);
  border-top-color: var(--blue);
  border-radius: 50%;
  animation: spin 900ms linear infinite;
}

.spinner__core {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: 50%;
  background: linear-gradient(145deg, #fff, #eef6ff);
  color: var(--blue);
  font-size: 20px;
  font-weight: 700;
  animation: reverse-spin 900ms linear infinite;
}

.loading-title {
  font-size: 20px;
  font-weight: 650;
  letter-spacing: -0.025em;
}

.loading-copy {
  margin-top: 5px;
  color: var(--muted);
  font-size: 13px;
}

.progress {
  width: min(100%, 330px);
  height: 5px;
  margin-top: 20px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(0, 113, 227, 0.1);
}

.progress span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--blue), var(--violet));
  transition: width 600ms var(--ease);
}

.value-card__result {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.success-mark {
  display: grid;
  width: 38px;
  height: 38px;
  margin-bottom: 10px;
  place-items: center;
  border-radius: 50%;
  background: #e8f8ef;
  color: #17834c;
}

.success-mark svg {
  width: 23px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.2;
}

.result-kicker {
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.result-amount {
  margin-top: 2px;
  color: var(--blue);
  font-size: clamp(48px, 5vw, 66px);
  font-weight: 740;
  letter-spacing: -0.055em;
  line-height: 1.05;
}

.result-copy {
  max-width: 420px;
  font-size: 13px;
}

.secondary-button {
  margin-top: 15px;
  padding: 0 20px;
  border: 1px solid var(--line);
  background: var(--white);
  color: var(--ink);
  font-size: 13px;
  font-weight: 650;
}

.secondary-button:hover {
  background: #f7f7f9;
  transform: translateY(-1px);
}

.primary-button:focus-visible,
.secondary-button:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(0, 113, 227, 0.35);
  outline-offset: 3px;
}

.benefits {
  display: flex;
  flex-wrap: wrap;
  gap: 9px 18px;
  margin-top: 22px;
  color: var(--muted);
  font-size: 12px;
  list-style: none;
}

.benefits li {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.benefits span {
  display: grid;
  width: 17px;
  height: 17px;
  place-items: center;
  border-radius: 50%;
  background: rgba(0, 113, 227, 0.1);
  color: var(--blue);
  font-size: 10px;
  font-weight: 800;
}

.hero__visual {
  position: relative;
  display: grid;
  min-height: 640px;
  place-items: center;
}

.phone-stage {
  position: relative;
  z-index: 2;
  display: grid;
  width: min(100%, 520px);
  aspect-ratio: 0.96;
  overflow: hidden;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: 43% 57% 48% 52% / 43% 45% 55% 57%;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 40px 100px rgba(60, 63, 92, 0.15);
  transform: rotate(2deg);
}

.phone-stage::after {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: inherit;
  content: "";
  pointer-events: none;
}

.phone-stage img {
  display: block;
  width: 118%;
  height: 118%;
  object-fit: contain;
  mix-blend-mode: multiply;
  transform: rotate(-2deg) translateY(2%);
}

.visual-orbit {
  position: absolute;
  border: 1px solid rgba(29, 29, 31, 0.08);
  border-radius: 50%;
}

.visual-orbit--one {
  width: 560px;
  height: 560px;
  animation: orbit 22s linear infinite;
}

.visual-orbit--two {
  width: 420px;
  height: 420px;
  border-style: dashed;
  animation: reverse-spin 28s linear infinite;
}

.floating-card {
  position: absolute;
  z-index: 4;
  border: 1px solid rgba(255, 255, 255, 0.84);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.1);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}

.floating-card--top {
  top: 15%;
  right: -3%;
  padding: 16px 19px;
  border-radius: 18px;
  animation: float 5s var(--ease) infinite;
}

.floating-card--top span,
.floating-card--bottom small {
  display: block;
  color: var(--muted);
  font-size: 11px;
}

.floating-card--top strong {
  display: block;
  color: var(--blue);
  font-size: 26px;
  letter-spacing: -0.045em;
}

.floating-card--bottom {
  bottom: 18%;
  left: -6%;
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 14px 17px;
  border-radius: 16px;
  animation: float 6s 600ms var(--ease) infinite;
}

.floating-card--bottom strong {
  display: block;
  font-size: 13px;
}

.pulse-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #2ac36d;
  box-shadow: 0 0 0 6px rgba(42, 195, 109, 0.12);
}

.steps {
  padding: 118px max(24px, calc((100% - 1200px) / 2));
  border-top: 1px solid rgba(29, 29, 31, 0.06);
  background: var(--white);
  text-align: center;
}

.steps > h2 {
  font-size: clamp(42px, 5vw, 68px);
  font-weight: 700;
  letter-spacing: -0.06em;
  line-height: 1.02;
}

.steps__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 58px;
  text-align: left;
}

.steps__grid article {
  min-height: 230px;
  padding: 28px;
  border: 1px solid rgba(29, 29, 31, 0.07);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, #fafafa, #f3f3f6);
}

.step-number {
  display: grid;
  width: 38px;
  height: 38px;
  margin-bottom: 52px;
  place-items: center;
  border-radius: 50%;
  background: var(--ink);
  color: var(--white);
  font-size: 11px;
  font-weight: 700;
}

.steps__grid h3 {
  font-size: 23px;
  letter-spacing: -0.035em;
}

.steps__grid p {
  margin-top: 8px;
  color: var(--muted);
  font-size: 14px;
}

.closing {
  margin: 24px;
  padding: clamp(76px, 10vw, 140px) 24px;
  overflow: hidden;
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 20% 20%, rgba(41, 131, 255, 0.4), transparent 35%),
    radial-gradient(circle at 82% 80%, rgba(125, 92, 255, 0.45), transparent 34%),
    #101014;
  color: var(--white);
  text-align: center;
}

.closing p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 15px;
}

.closing h2 {
  margin-top: 5px;
  font-size: clamp(46px, 7vw, 86px);
  font-weight: 700;
  letter-spacing: -0.065em;
  line-height: 1;
}

.closing a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 30px;
  padding: 13px 20px;
  border-radius: 999px;
  background: var(--white);
  color: var(--ink);
  font-size: 14px;
  font-weight: 650;
  transition: transform 180ms var(--ease);
}

.closing a:hover {
  transform: translateY(-2px);
}

.site-footer {
  display: grid;
  grid-template-columns: auto minmax(0, 680px);
  justify-content: space-between;
  gap: 32px;
  width: min(1200px, calc(100% - 48px));
  margin: 0 auto;
  padding: 38px 0 50px;
  color: var(--quiet);
  font-size: 10px;
  line-height: 1.6;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes reverse-spin {
  to { transform: rotate(-360deg); }
}

@keyframes orbit {
  to { transform: rotate(360deg); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@media (max-width: 1020px) {
  .hero {
    grid-template-columns: minmax(0, 1fr) minmax(320px, 0.7fr);
    gap: 24px;
  }

  .hero__visual {
    min-height: 520px;
  }

  .phone-stage {
    width: min(100%, 420px);
  }

  .visual-orbit--one {
    width: 460px;
    height: 460px;
  }

  .visual-orbit--two {
    width: 350px;
    height: 350px;
  }

  .floating-card--top { right: 0; }
  .floating-card--bottom { left: 0; }
}

@media (max-width: 780px) {
  .site-header,
  .hero,
  .site-footer {
    width: min(100% - 32px, 620px);
  }

  .site-header {
    height: 62px;
  }

  .header-note {
    max-width: 110px;
    text-align: right;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: 110px 0 62px;
  }

  .hero__content {
    max-width: none;
  }

  .hero h1 {
    font-size: clamp(54px, 15.5vw, 82px);
  }

  .hero__lead {
    font-size: 17px;
  }

  .value-card {
    width: 100%;
  }

  .hero__visual {
    min-height: 490px;
    margin-top: 18px;
  }

  .phone-stage {
    width: min(90%, 430px);
  }

  .visual-orbit--one {
    width: 430px;
    height: 430px;
  }

  .visual-orbit--two {
    width: 330px;
    height: 330px;
  }

  .floating-card--top { right: 3%; }
  .floating-card--bottom { left: 3%; }

  .steps {
    padding-top: 88px;
    padding-bottom: 88px;
  }

  .steps__grid {
    grid-template-columns: 1fr;
    margin-top: 42px;
  }

  .steps__grid article {
    min-height: 0;
  }

  .step-number {
    margin-bottom: 34px;
  }

  .closing {
    margin: 12px;
    border-radius: 24px;
  }

  .site-footer {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}

@media (max-width: 440px) {
  .value-card {
    min-height: 264px;
    padding: 21px;
    border-radius: 21px;
  }

  .primary-button {
    width: 100%;
  }

  .benefits {
    gap: 8px 12px;
  }

  .hero__visual {
    min-height: 405px;
  }

  .phone-stage {
    width: 93%;
  }

  .visual-orbit--one {
    width: 370px;
    height: 370px;
  }

  .visual-orbit--two {
    width: 285px;
    height: 285px;
  }

  .floating-card--top {
    top: 8%;
    right: 0;
  }

  .floating-card--bottom {
    bottom: 6%;
    left: 0;
  }

  .steps__grid article {
    padding: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}