:root {
  --paper: #f7f3e8;
  --paper-deep: #ebe3d2;
  --surface: #fffdf8;
  --ink: #1b2722;
  --muted: #68736d;
  --line: rgba(27, 39, 34, 0.13);
  --green: #1f6f55;
  --green-dark: #123f32;
  --green-soft: #cfe5da;
  --red: #b95047;
  --red-soft: #eed1cd;
  --gold: #c49a4a;
  --gold-soft: #ead8a9;
  --black: #17201c;
  --container: 1180px;
  --radius-lg: 30px;
  --radius-md: 20px;
  --shadow-lg: 0 34px 90px rgba(28, 46, 38, 0.15);
  --shadow-md: 0 18px 50px rgba(28, 46, 38, 0.08);
  --header-height: 76px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--paper);
  font-family: Arial, "Microsoft YaHei", "PingFang SC", sans-serif;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

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

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

button,
input {
  font: inherit;
}

button {
  color: inherit;
}

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.section {
  padding: 108px 0;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 9999;
  padding: 11px 16px;
  color: #fff;
  background: #000;
  border-radius: 8px;
  transform: translateY(-150%);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(255, 253, 248, 0.92);
  border-bottom: 1px solid rgba(27, 39, 34, 0.08);
  backdrop-filter: blur(16px);
  transition: background 180ms ease, box-shadow 180ms ease;
}

.site-header.is-scrolled {
  background: rgba(255, 253, 248, 0.98);
  box-shadow: 0 13px 36px rgba(28, 46, 38, 0.08);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 25px;
}

.brand {
  min-width: 260px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand img {
  width: 104px;
  height: 42px;
  object-fit: contain;
}

.brand > span {
  padding-left: 14px;
  display: flex;
  flex-direction: column;
  border-left: 1px solid var(--line);
  line-height: 1.2;
}

.brand strong {
  color: var(--green);
  font-size: 10px;
  letter-spacing: 0.11em;
}

.brand small {
  margin-top: 5px;
  color: var(--muted);
  font-size: 10px;
}

.site-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 23px;
}

.site-nav a {
  position: relative;
  color: #48534e;
  font-size: 12px;
  font-weight: 700;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: -8px;
  left: 0;
  height: 2px;
  content: "";
  background: var(--green);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 180ms ease;
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
}

.header-cta {
  padding: 11px 18px;
  color: #fff;
  background: var(--green-dark);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 900;
  transition: transform 180ms ease, background 180ms ease;
}

.header-cta:hover,
.header-cta:focus-visible {
  background: var(--green);
  transform: translateY(-2px);
}

.nav-toggle {
  width: 46px;
  height: 42px;
  margin-left: auto;
  padding: 0;
  display: none;
  place-content: center;
  gap: 5px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 12px;
  cursor: pointer;
}

.nav-toggle span {
  width: 21px;
  height: 2px;
  display: block;
  background: var(--black);
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 82% 16%, rgba(31, 111, 85, 0.13), transparent 31%),
    linear-gradient(135deg, #fbf7ed 0%, #f2ebdd 100%);
}

.hero-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.44;
  background-image:
    linear-gradient(rgba(27, 39, 34, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(27, 39, 34, 0.04) 1px, transparent 1px);
  background-size: 76px 76px;
  mask-image: linear-gradient(to bottom, #000, transparent 88%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  min-height: 760px;
  padding-top: 84px;
  padding-bottom: 110px;
  display: grid;
  grid-template-columns: 0.93fr 1.07fr;
  align-items: center;
  gap: 76px;
}

.hero-badge {
  margin-bottom: 22px;
  display: inline-flex;
  align-items: center;
  gap: 13px;
  color: var(--green);
  font-size: 9px;
  font-weight: 900;
  letter-spacing: 0.13em;
}

.hero-badge strong {
  padding: 5px 9px;
  color: #fff;
  background: var(--red);
  border-radius: 999px;
  font-size: 9px;
  letter-spacing: normal;
}

.hero h1 {
  max-width: 730px;
  margin: 0;
  color: var(--black);
  font-size: clamp(47px, 5.4vw, 76px);
  line-height: 1.04;
  letter-spacing: -0.05em;
}

.hero h1 span {
  margin-top: 16px;
  display: block;
  color: var(--green);
  font-size: clamp(24px, 2.9vw, 39px);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.035em;
}

.hero-lead {
  max-width: 700px;
  margin: 27px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.95;
}

.hero-actions {
  margin-top: 33px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.primary-cta {
  min-width: 270px;
  min-height: 68px;
  padding: 10px 17px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  color: #fff;
  background: var(--green-dark);
  border-radius: 18px;
  box-shadow: 0 20px 45px rgba(18, 63, 50, 0.17);
  transition: transform 180ms ease, background 180ms ease;
}

.primary-cta:hover,
.primary-cta:focus-visible {
  background: var(--green);
  transform: translateY(-4px);
}

.primary-cta > span {
  display: flex;
  flex-direction: column;
}

.primary-cta small {
  color: var(--green-soft);
  font-size: 8px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.primary-cta strong {
  margin-top: 4px;
  font-size: 13px;
}

.primary-cta i {
  font-style: normal;
  font-size: 19px;
}

.secondary-cta {
  color: var(--green-dark);
  font-size: 11px;
  font-weight: 900;
  border-bottom: 1px solid rgba(31, 111, 85, 0.48);
}

.hero-note {
  margin-top: 25px;
  padding: 15px 17px;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 12px;
  background: rgba(255, 253, 248, 0.65);
  border: 1px solid var(--line);
  border-radius: 15px;
}

.hero-note > span {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--red);
  border-radius: 10px;
  font-size: 11px;
  font-weight: 900;
}

.hero-note p {
  margin: 0;
  color: var(--muted);
  font-size: 10px;
}

.audit-card {
  position: relative;
  overflow: hidden;
  background: var(--black);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  transform: rotate(1deg);
}

.audit-card__header {
  min-height: 54px;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: rgba(255, 255, 255, 0.48);
  background: #202c27;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 8px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.audit-card__header strong {
  color: var(--gold-soft);
}

.audit-card__body {
  padding: 22px;
  display: grid;
  grid-template-columns: 175px 1fr;
  align-items: center;
  gap: 22px;
}

.audit-score {
  width: 165px;
  height: 165px;
  position: relative;
  display: grid;
  place-items: center;
}

.audit-score svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.audit-score circle {
  fill: none;
  stroke: rgba(255, 255, 255, 0.09);
  stroke-width: 9;
}

.audit-score__progress {
  stroke: var(--gold);
  stroke-linecap: round;
  stroke-dasharray: 314.16;
  stroke-dashoffset: 314.16;
  transition: stroke-dashoffset 280ms ease;
}

.audit-score > div {
  display: flex;
  align-items: baseline;
  color: #fff;
}

.audit-score strong {
  font-size: 40px;
}

.audit-score span {
  margin-left: 3px;
  color: rgba(255, 255, 255, 0.45);
  font-size: 11px;
}

.audit-list {
  display: grid;
  gap: 8px;
}

.audit-list > div {
  min-height: 49px;
  padding: 9px 11px;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 10px;
  color: #fff;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 11px;
}

.audit-list span {
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  color: var(--black);
  background: var(--green-soft);
  border-radius: 8px;
  font-size: 7px;
  font-weight: 900;
}

.audit-list strong {
  font-size: 9px;
}

.audit-preview {
  min-height: 220px;
  margin: 0 22px;
  display: grid;
  place-items: center;
  overflow: hidden;
  background:
    radial-gradient(circle at center, rgba(31, 111, 85, 0.15), transparent 56%),
    #202c27;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 18px;
}

.audit-preview img {
  width: 91%;
  max-height: 230px;
  object-fit: contain;
}

.audit-card__footer {
  min-height: 58px;
  padding: 0 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  color: rgba(255, 255, 255, 0.42);
  font-size: 8px;
  font-weight: 900;
  letter-spacing: 0.1em;
}

.audit-card__footer strong {
  color: var(--gold-soft);
}

.hero-strip {
  position: relative;
  z-index: 3;
  margin-bottom: -43px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  overflow: hidden;
  background: var(--green-dark);
  border-radius: 22px;
  box-shadow: 0 24px 65px rgba(18, 63, 50, 0.2);
}

.hero-strip article {
  min-height: 88px;
  padding: 15px 20px;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 13px;
  color: #fff;
  border-right: 1px solid rgba(255, 255, 255, 0.09);
}

.hero-strip article:last-child {
  border-right: 0;
}

.hero-strip article > span {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  color: var(--green-dark);
  background: var(--gold-soft);
  border-radius: 10px;
  font-size: 8px;
  font-weight: 900;
}

.hero-strip article > div {
  display: flex;
  flex-direction: column;
}

.hero-strip strong {
  font-size: 11px;
}

.hero-strip small {
  margin-top: 3px;
  color: rgba(255, 255, 255, 0.52);
  font-size: 8px;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 44px;
}

.section-heading--center {
  margin-inline: auto;
  text-align: center;
}

.section-heading--split {
  max-width: none;
  display: grid;
  grid-template-columns: 1fr 0.72fr;
  align-items: end;
  gap: 75px;
}

.section-kicker {
  margin-bottom: 12px;
  display: inline-block;
  color: var(--green);
  font-size: 9px;
  font-weight: 900;
  letter-spacing: 0.16em;
}

.section-heading h2,
.verify-copy h2,
.device-copy h2,
.transparency-layout h2,
.faq-copy h2 {
  margin: 0;
  font-size: clamp(34px, 4.2vw, 53px);
  line-height: 1.15;
  letter-spacing: -0.04em;
}

.section-heading p,
.verify-copy > p,
.device-copy > p,
.transparency-layout > div:first-child > p,
.faq-copy > p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.95;
}

.section-heading:not(.section-heading--split) p,
.verify-copy > p,
.device-copy > p,
.transparency-layout > div:first-child > p,
.faq-copy > p {
  margin-top: 17px;
}

.verify-section {
  padding-top: 145px;
  background: var(--paper);
}

.verify-layout {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  align-items: center;
  gap: 78px;
}

.verify-summary {
  margin-top: 31px;
  padding: 21px;
  background: var(--green-dark);
  border-radius: 18px;
  color: #fff;
}

.verify-summary > span {
  color: rgba(255, 255, 255, 0.58);
  font-size: 9px;
}

.verify-summary > strong {
  float: right;
  color: var(--gold-soft);
  font-size: 10px;
}

.verify-summary i {
  font-style: normal;
}

.progress-track {
  height: 8px;
  margin-top: 13px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 999px;
}

.progress-track span {
  width: 0;
  height: 100%;
  display: block;
  background: linear-gradient(90deg, var(--gold), var(--gold-soft));
  border-radius: inherit;
  transition: width 260ms ease;
}

.verify-summary p {
  margin: 10px 0 0;
  color: rgba(255, 255, 255, 0.5);
  font-size: 9px;
}

.verify-list {
  display: grid;
  gap: 11px;
}

.verify-list label {
  min-height: 92px;
  position: relative;
  padding: 15px 17px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 15px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 17px;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.verify-list label:hover {
  transform: translateX(5px);
  box-shadow: 0 14px 35px rgba(28, 46, 38, 0.06);
}

.verify-list label:has(input:checked) {
  background: #f1f8f4;
  border-color: rgba(31, 111, 85, 0.5);
}

.verify-list input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.verify-index {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  color: var(--green-dark);
  background: var(--gold-soft);
  border-radius: 13px;
  font-size: 9px;
  font-weight: 900;
}

.verify-text {
  display: flex;
  flex-direction: column;
}

.verify-text small {
  color: var(--green);
  font-size: 8px;
  font-weight: 900;
  letter-spacing: 0.11em;
}

.verify-text strong {
  margin-top: 4px;
  font-size: 12px;
}

.verify-text p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 9px;
}

.verify-mark {
  width: 29px;
  height: 29px;
  position: relative;
  border: 1px solid var(--line);
  border-radius: 50%;
}

.verify-list input:checked ~ .verify-mark {
  background: var(--green);
  border-color: var(--green);
}

.verify-list input:checked ~ .verify-mark::after {
  position: absolute;
  top: 7px;
  left: 7px;
  width: 10px;
  height: 6px;
  content: "";
  border-bottom: 2px solid #fff;
  border-left: 2px solid #fff;
  transform: rotate(-45deg);
}

.signals-section {
  background: var(--surface);
}

.signal-selector {
  display: grid;
  grid-template-columns: 320px 1fr;
  overflow: hidden;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 25px;
  box-shadow: var(--shadow-md);
}

.signal-buttons {
  padding: 17px;
  display: grid;
  gap: 8px;
  background: var(--green-dark);
}

.signal-buttons button {
  min-height: 64px;
  padding: 10px 13px;
  display: flex;
  align-items: center;
  gap: 13px;
  color: rgba(255, 255, 255, 0.62);
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 13px;
  cursor: pointer;
  text-align: left;
  font-size: 11px;
  font-weight: 700;
}

.signal-buttons button:hover,
.signal-buttons button[aria-selected="true"] {
  color: var(--green-dark);
  background: var(--gold-soft);
}

.signal-buttons span {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, 0.14);
  border-radius: 9px;
  font-size: 8px;
  font-weight: 900;
}

.signal-panels {
  min-height: 410px;
  padding: 43px;
}

.signal-panels article[hidden] {
  display: none;
}

.signal-panels article > span {
  color: var(--red);
  font-size: 8px;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.signal-panels h3 {
  margin: 13px 0 0;
  font-size: 30px;
  line-height: 1.2;
}

.signal-panels p {
  max-width: 700px;
  margin: 15px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.95;
}

.signal-panels ol {
  margin: 27px 0 0;
  padding: 21px 0 0 20px;
  display: grid;
  gap: 9px;
  color: #4f5b55;
  border-top: 1px solid var(--line);
  font-size: 11px;
}

.device-section {
  background: var(--paper-deep);
}

.device-layout {
  display: grid;
  grid-template-columns: 0.65fr 1.35fr;
  align-items: center;
  gap: 70px;
}

.device-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 13px;
}

.device-cards article {
  min-height: 285px;
  padding: 23px;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
}

.device-cards article > span {
  color: var(--green);
  font-size: 8px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.device-cards h3 {
  margin: 13px 0 0;
  font-size: 18px;
}

.device-cards p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.9;
}

.device-cards a {
  margin-top: auto;
  padding-top: 20px;
  color: var(--green-dark);
  font-size: 10px;
  font-weight: 900;
}

.action-section {
  background: var(--surface);
}

.action-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.action-flow article {
  min-height: 300px;
  padding: 24px;
  position: relative;
  overflow: hidden;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 21px;
}

.action-flow article::after {
  position: absolute;
  right: -48px;
  bottom: -48px;
  width: 130px;
  height: 130px;
  content: "";
  background: rgba(31, 111, 85, 0.09);
  border-radius: 50%;
}

.action-number {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  color: var(--green-dark);
  background: var(--gold-soft);
  border-radius: 15px;
  font-size: 10px;
  font-weight: 900;
}

.action-flow article > span {
  position: relative;
  z-index: 1;
  margin-top: 39px;
  display: block;
  color: var(--green);
  font-size: 8px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.action-flow h3 {
  position: relative;
  z-index: 1;
  margin: 9px 0 0;
  font-size: 18px;
}

.action-flow p {
  position: relative;
  z-index: 1;
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.9;
}

.transparency-section {
  color: #fff;
  background: var(--green-dark);
}

.transparency-layout {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  align-items: center;
  gap: 75px;
}

.transparency-layout > div:first-child > p {
  color: rgba(255, 255, 255, 0.56);
}

.transparency-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.transparency-list > div {
  min-height: 105px;
  padding: 18px;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 13px;
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 16px;
}

.transparency-list span {
  width: 35px;
  height: 35px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--red);
  border-radius: 11px;
  font-size: 15px;
  font-weight: 900;
}

.transparency-list strong {
  font-size: 10px;
}

.faq-section {
  background: var(--paper);
}

.faq-layout {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  align-items: start;
  gap: 86px;
}

.faq-copy {
  position: sticky;
  top: calc(var(--header-height) + 32px);
}

.faq-download {
  margin-top: 27px;
  padding: 11px 17px;
  display: inline-flex;
  color: #fff;
  background: var(--green-dark);
  border-radius: 999px;
  font-size: 10px;
  font-weight: 900;
}

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

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

.faq-list summary {
  min-height: 83px;
  padding: 20px 2px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  list-style: none;
  cursor: pointer;
  font-size: 14px;
  font-weight: 800;
}

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

.faq-list summary i {
  width: 31px;
  height: 31px;
  position: relative;
  flex: 0 0 auto;
  border: 1px solid var(--line);
  border-radius: 50%;
}

.faq-list summary i::before,
.faq-list summary i::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 11px;
  height: 1px;
  content: "";
  background: var(--ink);
  transform: translate(-50%, -50%);
}

.faq-list summary i::after {
  transform: translate(-50%, -50%) rotate(90deg);
  transition: transform 180ms ease;
}

.faq-list details[open] summary i {
  background: var(--gold-soft);
  border-color: var(--gold-soft);
}

.faq-list details[open] summary i::after {
  transform: translate(-50%, -50%) rotate(0);
}

.faq-list details > div {
  padding: 0 52px 24px 2px;
}

.faq-list p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.95;
}

.final-cta {
  padding: 77px 0;
  color: #fff;
  background:
    radial-gradient(circle at 84% 18%, rgba(196, 154, 74, 0.15), transparent 33%),
    var(--black);
}

.final-cta__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 55px;
}

.final-cta__inner > div > span {
  color: var(--gold-soft);
  font-size: 8px;
  font-weight: 900;
  letter-spacing: 0.15em;
}

.final-cta h2 {
  max-width: 760px;
  margin: 10px 0 0;
  font-size: clamp(31px, 4.2vw, 49px);
  line-height: 1.17;
  letter-spacing: -0.04em;
}

.final-cta p {
  max-width: 670px;
  margin: 13px 0 0;
  color: rgba(255, 255, 255, 0.57);
  font-size: 11px;
}

.final-cta__inner > a {
  min-width: 245px;
  min-height: 74px;
  padding: 13px 17px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  color: var(--green-dark);
  background: var(--gold-soft);
  border-radius: 18px;
  transition: transform 180ms ease, background 180ms ease;
}

.final-cta__inner > a:hover,
.final-cta__inner > a:focus-visible {
  background: #fff3ce;
  transform: translateX(5px);
}

.final-cta__inner > a span,
.final-cta__inner > a strong {
  grid-column: 1;
}

.final-cta__inner > a span {
  font-size: 8px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.final-cta__inner > a strong {
  margin-top: 3px;
  font-size: 13px;
}

.final-cta__inner > a i {
  grid-column: 2;
  grid-row: 1 / 3;
  font-style: normal;
  font-size: 20px;
}

.site-footer {
  color: rgba(255, 255, 255, 0.62);
  background: #0e1512;
}

.footer-main {
  padding-top: 64px;
  padding-bottom: 50px;
  display: grid;
  grid-template-columns: 1.3fr 0.7fr 0.7fr 1fr;
  gap: 46px;
}

.footer-brand img {
  width: 120px;
  height: 46px;
  object-fit: contain;
  object-position: left center;
  filter: brightness(1.12);
}

.footer-brand p {
  max-width: 330px;
  margin: 17px 0 0;
  font-size: 10px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.footer-links strong {
  margin-bottom: 5px;
  color: #fff;
  font-size: 10px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.5);
  font-size: 9px;
}

.footer-links a:hover {
  color: var(--gold-soft);
}

.footer-action {
  padding: 18px;
  display: flex;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 17px;
}

.footer-action span {
  color: var(--gold-soft);
  font-size: 8px;
  font-weight: 900;
  letter-spacing: 0.11em;
}

.footer-action strong {
  margin-top: 6px;
  color: #fff;
  font-size: 11px;
}

.footer-action a {
  margin-top: 12px;
  color: var(--green-soft);
  font-size: 9px;
  font-weight: 900;
}

.footer-bottom {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 25px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-bottom p {
  margin: 0;
  font-size: 8px;
}

.mobile-download {
  position: fixed;
  right: 12px;
  bottom: 12px;
  left: 12px;
  z-index: 1001;
  min-height: 64px;
  padding: 9px 9px 9px 16px;
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  color: #fff;
  background: rgba(14, 21, 18, 0.96);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 17px;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(15px);
}

.mobile-download > div {
  display: flex;
  flex-direction: column;
}

.mobile-download small {
  color: var(--gold-soft);
  font-size: 8px;
  font-weight: 900;
  letter-spacing: 0.1em;
}

.mobile-download strong {
  margin-top: 3px;
  font-size: 11px;
}

.mobile-download a {
  min-width: 95px;
  padding: 11px 14px;
  color: var(--green-dark);
  background: var(--gold-soft);
  border-radius: 11px;
  text-align: center;
  font-size: 10px;
  font-weight: 900;
}

:focus-visible {
  outline: 3px solid rgba(31, 111, 85, 0.45);
  outline-offset: 3px;
}

@media (max-width: 1080px) {
  .site-nav {
    gap: 17px;
  }

  .hero-inner {
    gap: 45px;
  }

  .verify-layout,
  .device-layout,
  .transparency-layout {
    gap: 45px;
  }

  .footer-main {
    gap: 28px;
  }
}

@media (max-width: 920px) {
  :root {
    --header-height: 68px;
  }

  .section {
    padding: 84px 0;
  }

  .brand > span,
  .header-cta {
    display: none;
  }

  .nav-toggle {
    display: grid;
  }

  .site-nav {
    position: fixed;
    top: var(--header-height);
    right: 0;
    bottom: 0;
    left: 0;
    margin: 0;
    padding: 31px 24px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 3px;
    visibility: hidden;
    background: rgba(255, 253, 248, 0.99);
    opacity: 0;
    transform: translateY(-15px);
    transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease;
  }

  .site-nav.is-open {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
  }

  .site-nav a {
    padding: 14px 4px;
    border-bottom: 1px solid var(--line);
  }

  .hero-inner {
    padding-top: 72px;
    padding-bottom: 120px;
    grid-template-columns: 1fr;
    gap: 65px;
  }

  .hero-copy {
    max-width: 760px;
  }

  .audit-card {
    width: min(100%, 590px);
    margin-inline: auto;
  }

  .section-heading--split,
  .verify-layout,
  .device-layout,
  .transparency-layout,
  .faq-layout {
    grid-template-columns: 1fr;
    gap: 43px;
  }

  .signal-selector {
    grid-template-columns: 1fr;
  }

  .signal-buttons {
    grid-template-columns: repeat(2, 1fr);
  }

  .faq-copy {
    position: static;
  }

  .final-cta__inner {
    grid-template-columns: 1fr;
    gap: 31px;
  }

  .footer-main {
    grid-template-columns: 1.2fr 1fr 1fr;
  }

  .footer-action {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .section {
    padding: 70px 0;
  }

  .brand img {
    width: 96px;
    height: 38px;
  }

  .hero-inner {
    min-height: auto;
    padding-top: 58px;
    padding-bottom: 112px;
  }

  .hero h1 {
    font-size: 42px;
  }

  .hero h1 span {
    font-size: 23px;
  }

  .hero-lead {
    font-size: 13px;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .primary-cta {
    width: 100%;
  }

  .secondary-cta {
    align-self: flex-start;
  }

  .audit-card {
    transform: none;
  }

  .audit-card__body {
    grid-template-columns: 1fr;
  }

  .audit-score {
    margin-inline: auto;
  }

  .hero-strip {
    grid-template-columns: 1fr;
    margin-bottom: -71px;
  }

  .hero-strip article {
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  }

  .hero-strip article:last-child {
    border-bottom: 0;
  }

  .verify-section {
    padding-top: 178px;
  }

  .section-heading h2,
  .verify-copy h2,
  .device-copy h2,
  .transparency-layout h2,
  .faq-copy h2 {
    font-size: 34px;
  }

  .section-heading--split {
    gap: 18px;
  }

  .verify-list label {
    grid-template-columns: auto 1fr;
  }

  .verify-mark {
    grid-column: 2;
    justify-self: end;
    margin-top: -38px;
  }

  .signal-buttons,
  .device-cards,
  .action-flow,
  .transparency-list {
    grid-template-columns: 1fr;
  }

  .signal-panels {
    min-height: 0;
    padding: 28px 21px;
  }

  .signal-panels h3 {
    font-size: 25px;
  }

  .faq-list details > div {
    padding-right: 3px;
  }

  .final-cta {
    padding-bottom: 98px;
  }

  .final-cta__inner > a {
    width: 100%;
  }

  .footer-main {
    padding-bottom: 95px;
    grid-template-columns: 1fr 1fr;
  }

  .footer-brand,
  .footer-action {
    grid-column: 1 / -1;
  }

  .footer-bottom {
    padding: 18px 0 95px;
    align-items: flex-start;
    flex-direction: column;
    gap: 7px;
  }

  .mobile-download {
    display: flex;
  }
}

@media (max-width: 390px) {
  .hero h1 {
    font-size: 37px;
  }

  .hero h1 span {
    font-size: 20px;
  }

  .audit-card__footer {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
  }

  .footer-main {
    grid-template-columns: 1fr;
  }

  .footer-brand,
  .footer-action {
    grid-column: auto;
  }
}

@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;
  }
}


/* QQPK_SAFE_01_33_START */

/*
   QQPK 01-33 图片基础安全补丁
*/

html,
body {
    max-width: 100%;
    overflow-x: hidden;
}

main {
    max-width: 100%;
    overflow-x: clip;
}

main figure,
main picture {
    max-width: 100%;
}

main img {
    max-width: 100%;
}

/*
   客户端截图和安装步骤图优先完整显示。
*/

main figure img,
main [class*="stage"] img,
main [class*="screen"] img,
main [class*="preview"] img,
main [class*="visual"] img,
main [class*="gallery"] img,
main [class*="step"] img {
    object-fit: contain;
}

/* QQPK_SAFE_01_33_END */

.site-footer--minimal {
  background: #0e1512;
}

.footer-minimal {
  padding-top: 46px;
  padding-bottom: 22px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.72fr);
  gap: 34px;
  align-items: center;
}

.footer-minimal__brand {
  display: flex;
  gap: 16px;
  align-items: center;
}

.footer-minimal__brand img {
  width: 52px;
  height: 52px;
  object-fit: contain;
  border-radius: 14px;
  filter: brightness(1.12);
}

.footer-minimal__brand strong {
  display: block;
  color: #fff;
  font-size: 15px;
}

.footer-minimal__brand p {
  max-width: 420px;
  margin: 8px 0 0;
  font-size: 12px;
  line-height: 1.8;
}

.footer-minimal__links {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
}

.footer-minimal__links span {
  min-height: 42px;
  padding: 11px 14px;
  display: inline-flex;
  align-items: center;
  color: #fff;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.04em;
}

.footer-minimal__bottom {
  padding-top: 16px;
  padding-bottom: 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-minimal__bottom p {
  margin: 0;
  font-size: 8px;
}

.footer-minimal__bottom a {
  color: var(--green-soft);
  font-size: 10px;
  font-weight: 900;
}

@media (max-width: 920px) {
  .footer-minimal {
    grid-template-columns: 1fr;
  }

  .footer-minimal__links {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .footer-minimal {
    padding-top: 36px;
    padding-bottom: 18px;
  }

  .footer-minimal__brand {
    align-items: flex-start;
  }

  .footer-minimal__bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}