:root {
  color-scheme: light dark;
  --canvas: #f5f5f7;
  --surface: #ffffff;
  --surface-muted: #e9e9ec;
  --ink: #171719;
  --ink-muted: #606066;
  --line: rgba(23, 23, 25, 0.14);
  --accent: #c82e48;
  --accent-strong: #a9203a;
  --compare: #006e78;
  --compare-strong: #005862;
  --sun: #f0b23b;
  --night: #111113;
  --night-muted: #b8b8c0;
  --max-width: 1160px;
  --page-pad: 28px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --shadow-soft: 0 24px 64px rgba(17, 17, 19, 0.14);
  --shadow-float: 0 14px 36px rgba(17, 17, 19, 0.16);
}

* {
  box-sizing: border-box;
  letter-spacing: 0;
}

html {
  scroll-behavior: smooth;
  background: var(--canvas);
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--canvas);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Helvetica Neue", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  color: #ffffff;
  background: var(--night);
  border-radius: var(--radius-sm);
  transform: translateY(-180%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: fixed;
  z-index: 50;
  top: 14px;
  left: 50%;
  width: min(calc(100% - 28px), var(--max-width));
  transform: translateX(-50%);
  border: 1px solid rgba(255, 255, 255, 0.58);
  border-radius: var(--radius-md);
  background: rgba(250, 250, 251, 0.78);
  box-shadow: 0 8px 28px rgba(17, 17, 19, 0.08);
  backdrop-filter: blur(22px) saturate(1.25);
  -webkit-backdrop-filter: blur(22px) saturate(1.25);
}

.site-nav {
  min-height: 58px;
  padding: 8px 10px 8px 14px;
  display: flex;
  align-items: center;
  gap: 22px;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  color: var(--ink);
  font-size: 17px;
  font-weight: 720;
  text-decoration: none;
}

.brand-link img {
  width: 34px;
  height: 34px;
  border-radius: 8px;
}

.nav-links {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  padding: 0;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 12px;
  border-radius: 6px;
  color: var(--ink-muted);
  font-size: 14px;
  font-weight: 620;
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--ink);
  background: rgba(0, 110, 120, 0.1);
}

.hero {
  position: relative;
  min-height: calc(100svh - 42px);
  max-height: 840px;
  overflow: hidden;
  background: var(--surface-muted);
}

.hero::after {
  content: "";
  position: absolute;
  right: 5%;
  bottom: 0;
  width: 10px;
  height: 28%;
  background: var(--accent);
}

.hero-inner {
  position: relative;
  z-index: 2;
  width: min(calc(100% - (var(--page-pad) * 2)), var(--max-width));
  min-height: inherit;
  margin: 0 auto;
  padding: 132px 0 84px;
  display: flex;
  align-items: center;
}

.hero-copy {
  position: relative;
  z-index: 3;
  width: min(590px, 54%);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--compare-strong);
  font-size: 14px;
  font-weight: 740;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 18px;
  font-size: 72px;
  line-height: 0.98;
  font-weight: 780;
}

.hero-lead {
  max-width: 530px;
  margin-bottom: 30px;
  font-size: 25px;
  line-height: 1.35;
  font-weight: 560;
}

.hero-detail {
  max-width: 510px;
  margin-bottom: 34px;
  color: var(--ink-muted);
  font-size: 17px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  transition: transform 160ms ease, background-color 160ms ease, color 160ms ease;
}

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

.button-primary {
  color: #ffffff;
  background: var(--accent);
  box-shadow: var(--shadow-float);
}

.button-secondary {
  color: var(--ink);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.55);
}

.release-note {
  color: var(--ink-muted);
  font-size: 13px;
}

.hero-media {
  position: absolute;
  z-index: 1;
  top: 104px;
  right: max(5%, calc((100vw - var(--max-width)) / 2));
  width: 348px;
  height: 680px;
  margin: 0;
}

.hero-media::before {
  content: "";
  position: absolute;
  top: 44px;
  left: -28px;
  width: 100%;
  height: 82%;
  border: 1px solid rgba(0, 110, 120, 0.34);
  border-radius: 42px;
}

.hero-media img {
  position: relative;
  width: 100%;
  border: 8px solid #1c1c1e;
  border-radius: 42px;
  box-shadow: var(--shadow-soft);
}

.hero-caption {
  position: absolute;
  right: calc(100% + 16px);
  bottom: 76px;
  width: 112px;
  padding-top: 8px;
  border-top: 2px solid var(--compare);
  color: var(--ink-muted);
  font-size: 12px;
  line-height: 1.45;
  text-align: right;
}

.promise-strip {
  position: relative;
  z-index: 3;
  color: #ffffff;
  background: var(--night);
}

.promise-list {
  width: min(calc(100% - (var(--page-pad) * 2)), var(--max-width));
  margin: 0 auto;
  padding: 22px 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  list-style: none;
}

.promise-list li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  color: var(--night-muted);
  font-size: 14px;
}

.promise-list strong {
  color: #ffffff;
  font-size: 18px;
}

.section {
  padding: 108px var(--page-pad);
}

.section-inner {
  width: min(100%, var(--max-width));
  margin: 0 auto;
}

.section-header {
  max-width: 700px;
  margin-bottom: 62px;
}

.section h2,
.legal-hero h1 {
  margin-bottom: 18px;
  font-size: 42px;
  line-height: 1.18;
  font-weight: 760;
}

.section-header p,
.legal-hero p {
  color: var(--ink-muted);
  font-size: 18px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 34px;
}

.feature {
  padding-top: 22px;
  border-top: 2px solid var(--line);
}

.feature:nth-child(1) {
  border-top-color: var(--compare);
}

.feature:nth-child(2) {
  border-top-color: var(--accent);
}

.feature:nth-child(3) {
  border-top-color: var(--sun);
}

.feature h3,
.step h3 {
  margin-bottom: 10px;
  font-size: 20px;
  line-height: 1.3;
}

.feature p,
.step p {
  margin-bottom: 0;
  color: var(--ink-muted);
}

.workbench-band {
  color: #ffffff;
  background: var(--night);
}

.workbench-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 76px;
  align-items: center;
}

.workbench-copy p {
  max-width: 510px;
  color: var(--night-muted);
  font-size: 17px;
}

.workbench-copy h2 {
  color: #ffffff;
}

.recipe-list {
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.recipe-list li {
  padding: 13px 0;
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  color: var(--night-muted);
}

.recipe-list strong {
  color: #ffffff;
}

.workbench-visual {
  position: relative;
  min-height: 560px;
}

.workbench-visual img {
  position: absolute;
  top: 0;
  left: 50%;
  width: 312px;
  border: 7px solid #2b2b2e;
  border-radius: 38px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.42);
  transform: translateX(-50%);
}

.color-marker {
  position: absolute;
  width: 12px;
  height: 110px;
}

.color-marker.brand {
  top: 70px;
  left: 5%;
  background: var(--compare);
}

.color-marker.coral {
  right: 4%;
  bottom: 54px;
  background: var(--accent);
}

.steps {
  counter-reset: workflow;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 34px;
}

.step {
  counter-increment: workflow;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.step::before {
  content: "0" counter(workflow);
  display: block;
  margin-bottom: 30px;
  color: var(--compare-strong);
  font-size: 13px;
  font-weight: 760;
}

.privacy-band {
  background: var(--surface);
}

.privacy-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 80px;
  align-items: start;
}

.privacy-statement {
  margin: 0;
  font-size: 30px;
  line-height: 1.35;
  font-weight: 680;
}

.privacy-points {
  margin: 0;
  padding: 0;
  list-style: none;
}

.privacy-points li {
  padding: 19px 0;
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 14px;
  border-top: 1px solid var(--line);
}

.privacy-points li::before {
  content: "";
  width: 12px;
  height: 12px;
  margin-top: 7px;
  border: 3px solid var(--compare);
  border-radius: 50%;
}

.cta-band {
  padding: 82px var(--page-pad);
  color: #ffffff;
  background: var(--accent-strong);
}

.cta-inner {
  width: min(100%, var(--max-width));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.cta-inner h2 {
  margin-bottom: 8px;
  color: #ffffff;
  font-size: 34px;
}

.cta-inner p {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
}

.cta-inner .button-secondary {
  flex: 0 0 auto;
  color: var(--ink);
  border-color: #ffffff;
  background: #ffffff;
}

.site-footer {
  padding: 42px var(--page-pad);
  color: var(--night-muted);
  background: var(--night);
}

.footer-inner {
  width: min(100%, var(--max-width));
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 24px;
}

.footer-inner p {
  margin: 0;
  font-size: 13px;
}

.footer-links {
  margin-left: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.footer-links a {
  color: #ffffff;
  font-size: 13px;
}

.legal-main {
  min-height: 75vh;
}

.legal-hero {
  padding: 148px var(--page-pad) 68px;
  background: var(--surface-muted);
  border-bottom: 1px solid var(--line);
}

.legal-hero-inner {
  width: min(100%, 900px);
  margin: 0 auto;
}

.legal-meta {
  margin: 0;
  color: var(--ink-muted);
  font-size: 14px;
}

.document-wrap {
  width: min(calc(100% - (var(--page-pad) * 2)), 1000px);
  margin: 0 auto;
  padding: 74px 0 110px;
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: 64px;
}

.document-nav {
  position: sticky;
  top: 100px;
  align-self: start;
}

.document-nav p {
  margin-bottom: 12px;
  color: var(--ink-muted);
  font-size: 12px;
  font-weight: 740;
}

.document-nav ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.document-nav a {
  display: block;
  padding: 7px 0;
  color: var(--ink-muted);
  font-size: 14px;
  text-decoration: none;
}

.document-nav a:hover {
  color: var(--compare-strong);
}

.document {
  min-width: 0;
}

.document section {
  scroll-margin-top: 98px;
  padding: 0 0 34px;
  margin-bottom: 34px;
  border-bottom: 1px solid var(--line);
}

.document section:last-child {
  border-bottom: 0;
}

.document h2 {
  margin-bottom: 14px;
  font-size: 25px;
  line-height: 1.35;
}

.document h3 {
  margin: 24px 0 8px;
  font-size: 18px;
}

.document p,
.document li {
  color: var(--ink-muted);
}

.document strong {
  color: var(--ink);
}

.document ul,
.document ol {
  padding-left: 1.35em;
}

.document a {
  color: var(--compare-strong);
  overflow-wrap: anywhere;
}

.document code {
  padding: 0.12em 0.34em;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--ink);
  background: var(--surface-muted);
  font-family: ui-monospace, "SFMono-Regular", Menlo, Monaco, Consolas, monospace;
  font-size: 0.92em;
}

.notice {
  padding: 18px 20px;
  border-left: 4px solid var(--compare);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(0, 110, 120, 0.08);
}

.notice p:last-child {
  margin-bottom: 0;
}

.faq-list {
  border-top: 1px solid var(--line);
}

.faq-list details {
  border-bottom: 1px solid var(--line);
}

.faq-list summary {
  position: relative;
  padding: 21px 42px 21px 0;
  cursor: pointer;
  color: var(--ink);
  font-size: 17px;
  font-weight: 680;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  position: absolute;
  right: 8px;
  top: 17px;
  color: var(--compare-strong);
  font-size: 24px;
  font-weight: 450;
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list details > div {
  padding: 0 36px 22px 0;
  color: var(--ink-muted);
}

.faq-list details > div > :last-child {
  margin-bottom: 0;
}

.contact-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
}

.error-page {
  min-height: 100svh;
  padding: 120px var(--page-pad) 70px;
  display: grid;
  place-items: center;
  background: var(--surface-muted);
}

.error-content {
  width: min(100%, 620px);
}

.error-code {
  display: block;
  margin-bottom: 18px;
  color: var(--accent);
  font-size: 15px;
  font-weight: 780;
}

.error-content h1 {
  font-size: 44px;
  line-height: 1.15;
}

@keyframes sutu-rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes sutu-device-arrive {
  from {
    opacity: 0;
    transform: translateY(24px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (prefers-reduced-motion: no-preference) {
  .hero-copy > * {
    animation: sutu-rise 540ms cubic-bezier(0.22, 1, 0.36, 1) both;
  }

  .hero-copy > :nth-child(2) {
    animation-delay: 60ms;
  }

  .hero-copy > :nth-child(3) {
    animation-delay: 110ms;
  }

  .hero-copy > :nth-child(4) {
    animation-delay: 160ms;
  }

  .hero-copy > :nth-child(5) {
    animation-delay: 210ms;
  }

  .hero-media {
    animation: sutu-device-arrive 760ms 120ms cubic-bezier(0.22, 1, 0.36, 1) both;
  }

  .faq-list details[open] > div {
    animation: sutu-rise 180ms ease-out both;
  }
}

@media (max-width: 900px) {
  :root {
    --page-pad: 22px;
  }

  h1 {
    font-size: 58px;
  }

  .hero-copy {
    width: 58%;
  }

  .hero-lead {
    font-size: 22px;
  }

  .hero-media {
    right: 3%;
    width: 310px;
  }

  .feature-grid,
  .steps {
    grid-template-columns: 1fr;
  }

  .feature,
  .step {
    display: grid;
    grid-template-columns: 100px 1fr;
    column-gap: 18px;
  }

  .feature h3,
  .step h3,
  .feature p,
  .step p {
    grid-column: 2;
  }

  .step::before {
    grid-row: 1 / span 2;
    grid-column: 1;
  }

  .workbench-layout,
  .privacy-layout {
    grid-template-columns: 1fr;
    gap: 52px;
  }

  .privacy-statement {
    font-size: 26px;
  }
}

@media (max-width: 700px) {
  :root {
    --page-pad: 18px;
  }

  .site-header {
    top: 8px;
    width: calc(100% - 16px);
  }

  .site-nav {
    min-height: 54px;
    gap: 8px;
    overflow-x: auto;
  }

  .brand-link span {
    display: none;
  }

  .nav-links {
    margin-left: 0;
    gap: 0;
  }

  .nav-links a {
    padding: 0 9px;
    white-space: nowrap;
  }

  .hero {
    min-height: 0;
    max-height: none;
  }

  .hero::after {
    right: 18px;
    height: 21%;
    width: 8px;
  }

  .hero-inner {
    min-height: 0;
    align-items: flex-start;
    padding: 104px 0 24px;
  }

  .hero-copy {
    width: 100%;
  }

  h1 {
    font-size: 50px;
  }

  .hero-lead {
    max-width: 310px;
    margin-bottom: 16px;
    font-size: 21px;
  }

  .hero-detail {
    max-width: 330px;
    margin-bottom: 20px;
    font-size: 15px;
  }

  .hero-actions {
    max-width: 310px;
  }

  .button {
    min-height: 46px;
  }

  .hero-media {
    position: relative;
    top: auto;
    right: auto;
    bottom: auto;
    width: 250px;
    height: 314px;
    margin: 0 -22px 0 auto;
    overflow: hidden;
    opacity: 0.96;
  }

  .hero-media::before,
  .hero-caption {
    display: none;
  }

  .promise-list {
    padding: 18px 0;
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .promise-list li {
    justify-content: space-between;
  }

  .section {
    padding-top: 78px;
    padding-bottom: 78px;
  }

  .section h2,
  .legal-hero h1 {
    font-size: 34px;
  }

  .section-header {
    margin-bottom: 44px;
  }

  .feature,
  .step {
    display: block;
  }

  .step::before {
    margin-bottom: 18px;
  }

  .recipe-list li {
    grid-template-columns: 108px 1fr;
  }

  .workbench-visual {
    min-height: 500px;
  }

  .workbench-visual img {
    width: 270px;
  }

  .privacy-statement {
    font-size: 24px;
  }

  .cta-inner,
  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-links {
    margin-left: 0;
  }

  .legal-hero {
    padding-top: 112px;
    padding-bottom: 52px;
  }

  .document-wrap {
    padding-top: 52px;
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .document-nav {
    position: static;
    padding-bottom: 22px;
    border-bottom: 1px solid var(--line);
  }

  .document-nav ul {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 16px;
  }
}

@media (max-height: 700px) and (max-width: 700px) {
  .hero-detail {
    display: none;
  }

  .hero-media {
    height: 286px;
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --canvas: #111113;
    --surface: #1c1c1e;
    --surface-muted: #242426;
    --ink: #f5f5f7;
    --ink-muted: #b5b5bb;
    --line: rgba(245, 245, 247, 0.15);
    --accent: #d43d51;
    --accent-strong: #c82e48;
    --compare: #0a737c;
    --compare-strong: #62d6de;
    --sun: #e4b84b;
    --night: #09090b;
  }

  .site-header {
    border-color: rgba(255, 255, 255, 0.12);
    background: rgba(28, 28, 30, 0.82);
  }

  .button-primary {
    color: #ffffff;
    background: var(--accent);
  }

  .button-secondary {
    background: rgba(255, 255, 255, 0.06);
  }

  .hero-media img {
    border-color: #050506;
  }

  .notice {
    background: rgba(10, 115, 124, 0.2);
  }
}

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

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

@media (prefers-reduced-transparency: reduce) {
  .site-header {
    background: var(--surface);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

@media print {
  .site-header,
  .site-footer,
  .document-nav,
  .cta-band {
    display: none;
  }

  body {
    color: #000000;
    background: #ffffff;
    font-size: 11pt;
  }

  .legal-hero {
    padding: 24px 0;
    background: #ffffff;
  }

  .document-wrap {
    width: 100%;
    padding: 24px 0;
    display: block;
  }
}