:root {
  --o: #f45125;
  --od: #d9411e;
  --ink: #181b1f;
  --dark: #171a1e;
  --paper: #f4f5f5;
  --cream: #ffffff;
  --surface: #ffffff;
  --line: #e1e5e7;
  --muted: #656b70;
  --teal: #159c8f;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
}
a {
  color: inherit;
  text-decoration: none;
}
img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.content {
  width: min(1460px, calc(100% - 80px));
  margin: auto;
}
.nav {
  position: sticky;
  top: 0;
  z-index: 9;
  display: flex;
  height: 86px;
  align-items: center;
  justify-content: space-between;
  padding: 0 max(40px, calc((100vw - 1460px) / 2));
  color: #fff;
}
.nav-dark {
  background: var(--dark);
}
.nav-orange {
  background: var(--o);
}
.logo {
  display: flex;
  align-items: center;
  gap: 14px;
}
.logo-img {
  height: 58px;
  width: auto;
  object-fit: contain;
  display: block;
}
.logo b {
  display: block;
  font-size: 21px;
  letter-spacing: 0.03em;
}
.logo small {
  display: block;
  margin-top: 2px;
  color: #b9bec3;
  font:
    9px Arial,
    sans-serif;
  letter-spacing: 0.14em;
}
.nav nav {
  display: flex;
  align-items: center;
  gap: 36px;
  font-size: 13px;
  font-weight: 800;
}
.nav nav a {
  position: relative;
}
.nav nav .active:after {
  position: absolute;
  right: 0;
  bottom: -11px;
  left: 0;
  height: 3px;
  content: "";
  background: var(--o);
}
.nav-orange nav .active:after {
  background: var(--dark);
}
/* ── Nav Dropdown ── */
.nav-dropdown {
  position: relative;
  display: inline-block;
}
.dropdown-trigger {
  display: inline-block;
  cursor: pointer;
}
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(12px);
  min-width: 170px;
  padding: 8px 0;
  background: rgba(23, 26, 30, 0.96);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 99;
}
.nav-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(4px);
}
.dropdown-menu a {
  display: block !important;
  padding: 9px 18px !important;
  color: #b9bec3;
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
  transition: color 0.2s, background 0.2s;
}
.dropdown-menu a:after {
  display: none !important;
}
.dropdown-menu a:hover {
  color: var(--o);
  background: rgba(244, 81, 37, 0.12);
}
.nav-button {
  padding: 12px 25px;
  border-radius: 8px;
  background: var(--o);
  font-size: 13px;
  font-weight: 900;
}
.nav-orange .nav-button {
  background: var(--dark);
}
.hero {
  display: grid;
  grid-template-columns: 43% 57%;
  height: 540px;
  min-height: 540px;
  overflow: hidden;
  background: var(--dark);
}
.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  height: 100%;
  padding: 35px 35px 35px max(50px, calc((100vw - 1460px) / 2));
  color: #fff;
}
.join-copy {
  align-self: center;
  padding: 45px 35px 45px max(50px, calc((100vw - 1460px) / 2));
  color: #fff;
}
.hero-tag {
  display: inline-block;
  align-self: flex-start;
  margin: 0 0 48px;
  padding: 6px 18px;
  border: 1px solid rgba(244, 81, 37, 0.6);
  border-radius: 30px;
  color: var(--o);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.05em;
}
.hero h1 {
  margin: 0;
  font-family: "Arial Black", "PingFang SC", sans-serif;
  font-size: clamp(38px, 3.4vw, 56px);
  font-weight: 950;
  line-height: 1.2;
  letter-spacing: -0.03em;
}
.hero-copy p,
.join-copy > p {
  margin: 22px 0 0;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.6;
}
.button-row {
  display: flex;
  gap: 16px;
  margin-top: 48px;
}
.button {
  display: inline-grid;
  min-width: 140px;
  height: 46px;
  place-items: center;
  border: 1px solid transparent;
  border-radius: 7px;
  font-size: 14px;
  font-weight: 900;
}
.light {
  color: var(--o);
  background: var(--surface);
}
.outline {
  border-color: #fff;
  color: #fff;
}
.black {
  color: #fff;
  background: var(--dark);
}
.hero-photo {
  position: relative;
  height: 100%;
  min-height: 540px;
  overflow: hidden;
}
.hero-photo img {
  object-position: center 30%;
}
.hero-photo:after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(90deg, rgba(23, 26, 30, 0.85), transparent 45%);
}
.sign {
  position: absolute;
  z-index: 2;
  top: 45px;
  left: 18%;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  border: 3px solid rgba(24, 27, 31, 0.45);
  border-radius: 6px;
  color: #fff;
  background: #c94521;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.28);
  font-size: 24px;
}
.sign > i {
  width: 38px;
  height: 38px;
  font-size: 20px;
}
.hero-photo > span {
  position: absolute;
  z-index: 2;
  right: 40px;
  bottom: 24px;
  color: #fff;
  font-size: 13px;
  font-weight: 800;
}
.section {
  padding: 64px 0;
}
.section[id] {
  scroll-margin-top: 102px;
}
.section-header {
  margin-bottom: 32px;
  color: var(--ink);
  text-align: left;
}
.section-header--compact {
  margin-bottom: 20px;
}
.section-header--inverse {
  color: #fff;
}
.section-kicker {
  display: none;
}
.section-title {
  max-width: 24em;
  margin: 0;
  font-size: clamp(32px, 3vw, 40px);
  font-weight: 900;
  letter-spacing: -0.035em;
  line-height: 1.16;
}
.section-summary {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.6;
}
.paper {
  background: var(--paper);
}
.story {
  display: grid;
  grid-template-columns: 31% 69%;
  gap: 40px;
  align-items: center;
}
.story-copy p {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.95;
}
.story-copy small {
  color: var(--o);
  font-size: 11px;
}
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 17px;
}
.stats article {
  min-height: 195px;
  padding: 22px 15px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--surface);
  box-shadow: 0 11px 18px rgba(23, 26, 30, 0.08);
  text-align: center;
}
.stats i {
  display: block;
  color: var(--o);
  font-size: 42px;
  font-style: normal;
}
.stats strong {
  display: block;
  margin-top: 13px;
  color: var(--od);
  font-family: "Arial Black", Arial, sans-serif;
  font-size: 41px;
  letter-spacing: -0.06em;
}
.stats b {
  display: block;
  margin-top: 5px;
  font-size: 14px;
}
.orange {
  color: var(--ink);
  background: var(--surface);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.product-matrix {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  align-items: stretch;
}
.matrix-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 12px;
  background: var(--paper);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.matrix-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}
.matrix-card .card-img-wrap {
  width: 100%;
  height: 140px;
  overflow: hidden;
  background: #f5f5f7;
  position: relative;
}
.matrix-card .card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.matrix-card:hover .card-img-wrap img {
  transform: scale(1.06);
}
.matrix-card .card-info {
  padding: 14px 12px 16px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.matrix-card .card-info h3 {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.3;
}
.matrix-card .card-info p {
  margin: 0;
  font-size: 12px;
  color: #666;
  line-height: 1.45;
}

/* 更多品类卡片 */
.matrix-card.more-card {
  background: linear-gradient(135deg, #ffffff 0%, #fff7f2 100%);
  border: 2px dashed rgba(230, 81, 0, 0.3);
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 20px 12px;
  min-height: 220px;
}
.more-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
}
.more-dots {
  font-size: 26px;
  font-weight: bold;
  color: #e65100;
  letter-spacing: 2px;
  line-height: 1;
  margin-bottom: 8px;
  animation: pulseDots 2s infinite ease-in-out;
}
@keyframes pulseDots {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.15); }
}
.more-card h3 {
  margin: 4px 0 6px;
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}
.more-card p {
  margin: 0;
  font-size: 13px;
  color: #666;
  line-height: 1.4;
}
.products figcaption {
  position: absolute;
  right: 16px;
  bottom: 12px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.9);
  padding: 4px 10px;
  border-radius: 4px;
}
/* ── Timeline ── */
.timeline {
  position: relative;
  display: flex;
  gap: 0;
  padding: 10px 0;
  overflow-x: auto;
}
.timeline::before {
  position: absolute;
  top: 29px;
  left: 0;
  right: 0;
  height: 3px;
  content: "";
  background: linear-gradient(90deg, var(--o), var(--od));
}
.timeline-item {
  position: relative;
  flex: 1;
  min-width: 170px;
  padding: 0 10px;
  text-align: center;
}
.timeline-dot {
  position: relative;
  z-index: 2;
  width: 18px;
  height: 18px;
  margin: 0 auto 16px;
  border: 4px solid var(--o);
  border-radius: 50%;
  background: var(--surface);
  box-shadow: 0 0 0 4px var(--paper);
}
.timeline-item:last-child .timeline-dot {
  background: var(--o);
}
.timeline-content {
  padding: 14px 8px;
  border-radius: 10px;
  background: var(--surface);
  box-shadow: 0 6px 16px rgba(23, 26, 30, 0.07);
}
.timeline-content h3 {
  margin: 0;
  color: var(--od);
  font-family: "Arial Black", Arial, sans-serif;
  font-size: 16px;
  letter-spacing: -0.02em;
}
.timeline-content b {
  display: block;
  margin: 6px 0 4px;
  font-size: 14px;
}
.timeline-content p {
  margin: 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.6;
}
/* ── Media ── */
.media-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 0;
}
.media-cards article {
  min-height: 184px;
  padding: 20px;
  border-radius: 12px;
  background: var(--surface);
  box-shadow: 0 9px 18px rgba(23, 26, 30, 0.07);
  display: flex;
  flex-direction: column;
}
.media-cards h3 {
  margin: 0;
  font-size: 16px;
  line-height: 1.45;
}
.media-cards p {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
  flex: 1;
}
.media-cards time {
  font-size: 12px;
}
.media-link {
  display: inline-block;
  margin-top: 8px;
  color: var(--o);
  font-size: 12px;
  font-weight: 800;
}
.media-link:hover {
  text-decoration: underline;
}
.all-media {
  display: block;
  width: 205px;
  margin: 24px auto 0;
  padding: 9px;
  border: 2px solid var(--o);
  border-radius: 5px;
  color: var(--o);
  text-align: center;
  font-weight: 900;
}
.cta {
  position: relative;
  overflow: hidden;
  padding: 55px 0;
  background: var(--dark);
  border: 0;
  color: #fff;
}
.cta h2 {
  margin: 0;
  font-size: 42px;
  line-height: 1.15;
}
.cta p {
  font-weight: 700;
}
.cta:after {
  position: absolute;
  right: -20px;
  bottom: -100px;
  width: 440px;
  height: 280px;
  content: "";
  background: repeating-linear-gradient(
    120deg,
    transparent 0 30px,
    rgba(244, 81, 37, 0.42) 30px 38px,
    transparent 38px 64px
  );
  transform: rotate(-14deg);
}
.cta .black {
  background: var(--o);
}
footer {
  padding: 34px 0;
  color: var(--surface);
  background: var(--dark);
}
.footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 40px;
}
.footer-contact-info {
  flex: 1;
}
.footer strong {
  display: block;
  margin: 6px 0;
  font-size: 26px;
}
.footer small {
  display: block;
  color: #b9bec3;
  font-size: 12px;
  line-height: 1.8;
}
.footer p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
}
.footer-social-expanded {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}
.footer-social-expanded h3 {
  margin: 0;
  font-size: 15px;
  color: #fff;
}
.social-links-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}
.social-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  font-size: 14px;
  font-weight: 800;
  transition: all 0.2s ease;
}
.social-btn:hover {
  background: rgba(255, 255, 255, 0.22);
  border-color: rgba(255, 255, 255, 0.35);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.3);
}
.social-btn svg {
  flex-shrink: 0;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.footer-bottom p {
  margin: 0;
  color: #b9bec3;
  font-size: 12px;
}
.qr {
  text-align: center;
}
.qr i,
.qr-big {
  display: grid;
  width: 78px;
  height: 78px;
  place-items: center;
  margin: auto;
  border: 4px dashed var(--teal);
  background: var(--surface);
  color: var(--dark);
  font: 900 18px Arial;
}
.qr span {
  display: block;
  margin-top: 8px;
  font-size: 12px;
}
.join-copy {
  padding-top: 45px;
  padding-bottom: 32px;
}
.join-mini {
  display: flex;
  overflow: hidden;
  margin-top: 25px;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 8px;
}
.join-mini span {
  flex: 1;
  padding: 10px 12px;
  font-size: 11px;
}
.join-mini span + span {
  border-left: 1px solid rgba(255, 255, 255, 0.38);
}
.why {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 17px;
}
.why article {
  min-height: 225px;
  padding: 24px;
  border-radius: 13px;
  background: var(--surface);
  box-shadow: 0 7px 13px rgba(23, 26, 30, 0.1);
  text-align: center;
}
.why i,
.support i {
  display: block;
  color: var(--o);
  font-size: 40px;
  font-style: normal;
}
.why h3 {
  margin: 13px 0 6px;
  font-size: 18px;
}
.why b {
  font-size: 13px;
}
.why p {
  font-size: 11px;
  line-height: 1.7;
}
.why .why-note {
  display: block;
  margin-top: 6px;
  font-size: 10px;
  color: #8c8c8c;
  line-height: 1.4;
}
/* ── Profit Model ── */
.profit-model {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 25px;
}
.profit-col {
  padding: 20px;
  border-radius: 13px;
  background: var(--paper);
  border: 1px solid var(--line);
}
.profit-label {
  margin: 0 0 14px;
  text-align: center;
  font-size: 22px;
  letter-spacing: 0.05em;
}
.profit-label.high {
  color: var(--od);
}
.profit-label.low {
  color: var(--teal);
}
.profit-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.profit-cards article {
  padding: 14px;
  border-radius: 9px;
  background: var(--surface);
  box-shadow: 0 4px 10px rgba(23, 26, 30, 0.06);
  text-align: center;
}
.profit-cards i {
  display: block;
  font-style: normal;
  font-size: 20px;
}
.profit-col:first-child .profit-cards i {
  color: var(--od);
}
.profit-col:last-child .profit-cards i {
  color: var(--teal);
}
.profit-cards b {
  display: block;
  margin: 4px 0 2px;
  font-size: 14px;
}
.profit-cards p {
  margin: 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.5;
}
.profit-sustain {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 20px;
  padding: 16px 24px;
  border-radius: 10px;
  background: var(--paper);
  border: 2px solid var(--o);
}
.profit-sustain i {
  font-style: normal;
  font-size: 28px;
  color: var(--o);
}
.profit-sustain b {
  display: block;
  font-size: 16px;
  color: var(--od);
}
.profit-sustain p {
  margin: 2px 0 0;
  font-size: 13px;
  color: var(--muted);
}
/* ── Lifecycle ── */
.lifecycle {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.lifecycle-phase > h3 {
  margin: 0 0 14px;
  padding: 10px 20px;
  border-radius: 8px;
  background: var(--dark);
  color: #fff;
  font-size: 18px;
  text-align: center;
}
.lifecycle-phase .support {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}
.lifecycle-phase .support article {
  min-height: auto;
  background: var(--surface);
}
.support {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.support article {
  min-height: 162px;
  padding: 17px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--paper);
}
.support i {
  font-size: 32px;
}
.support h3 {
  margin: 8px 0 5px;
  font-size: 16px;
}
.support p {
  margin: 0;
  font-size: 11px;
  line-height: 1.55;
}
.support-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 18px;
  padding: 17px 25px;
  border: 0;
  border-radius: 9px;
  background: var(--dark);
  color: #fff;
}
.support-cta p {
  margin: 0;
  font-size: 13px;
}
.support-cta b {
  font-size: 20px;
}
.support-cta a {
  padding: 13px 48px;
  border-radius: 30px;
  color: #fff;
  background: var(--o);
  font-weight: 900;
}
.cases {
  color: #fff;
  background: var(--dark);
}
.case-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.case-grid article {
  overflow: hidden;
  border: 1px solid #50565c;
  border-radius: 9px;
}
.case-grid img {
  height: 230px;
}
.case-grid h3,
.case-grid p {
  margin-left: 14px;
}
.case-grid h3 {
  margin-bottom: 3px;
  font-size: 20px;
}
.case-grid p {
  margin-top: 0;
  color: #b9bec3;
  font-size: 12px;
}
.case-grid span {
  display: inline-block;
  margin: 3px 0 14px 14px;
  padding: 5px 9px;
  border-radius: 3px;
  background: var(--o);
  font-size: 11px;
}
.flow {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  margin: 0;
  padding: 0;
  list-style: none;
}
.flow li {
  position: relative;
  margin: 0 5px;
  padding: 17px 13px;
  border-radius: 10px;
  background: var(--surface);
  box-shadow: 0 7px 13px rgba(23, 26, 30, 0.08);
  text-align: center;
}
.flow li:not(:last-child):after {
  position: absolute;
  top: 47%;
  right: -14px;
  z-index: 2;
  content: "→";
  font-size: 19px;
}
.flow b {
  display: inline-grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--o);
  font-size: 12px;
}
.flow h3 {
  margin: 12px 0 5px;
  font-size: 16px;
}
.flow p {
  margin: 0;
  font-size: 11px;
  line-height: 1.6;
}
.flow-tagline {
  margin: 24px 0 0;
  text-align: center;
  color: var(--muted);
  font-size: 15px;
  font-weight: 700;
}
.faq {
  overflow: hidden;
  border-radius: 9px;
  border: 1px solid var(--line);
  background: var(--surface);
}
.faq details {
  border-bottom: 1px solid var(--line);
}
.faq details:last-child {
  border: 0;
}
.faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 800;
}
.faq summary:after {
  content: "⌄";
  color: var(--muted);
}
.faq p {
  margin: 0;
  padding: 0 20px 13px;
  color: var(--muted);
  font-size: 12px;
}
.form-box {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 26px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 13px;
}
.form-box form {
  display: grid;
  gap: 12px;
  padding: 20px;
  border-radius: 12px;
  background: var(--surface);
}
.form-box label {
  display: grid;
  grid-template-columns: 90px 1fr;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 700;
}
.website-lead-honeypot {
  display: none !important;
}
.form-box input,
.form-box textarea {
  width: 100%;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 4px;
  font: 12px inherit;
}
.form-box button {
  padding: 12px;
  border: 0;
  border-radius: 4px;
  color: #fff;
  background: var(--o);
  font-weight: 900;
}
.form-box form p {
  min-height: 14px;
  margin: 0;
  color: var(--o);
  font-size: 11px;
}
.form-box aside {
  padding: 22px;
  border-radius: 12px;
  background: var(--surface);
}
.form-box aside > strong {
  display: block;
  margin: 6px 0;
  color: var(--o);
  font-size: 25px;
}
.form-box aside p {
  font-size: 11px;
  line-height: 1.7;
}
.qr-wrapper {
  width: 140px;
  height: 140px;
  margin: 12px 0;
  overflow: hidden;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: 0 4px 12px rgba(23, 26, 30, 0.05);
}
.qr-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.08);
  display: block;
}
.join-footer {
  grid-template-columns: 1.6fr 0.65fr 0.65fr 0.7fr 1.2fr;
}
.join-footer .logo {
  margin-bottom: 12px;
}
@media (max-width: 1024px) {
  .product-matrix {
    grid-template-columns: repeat(4, 1fr);
  }
}
@media (max-width: 840px) {
  .product-matrix {
    grid-template-columns: repeat(3, 1fr);
  }
  .nav nav {
    gap: 17px;
  }
  .hero {
    grid-template-columns: 1fr;
    max-height: none;
    min-height: auto;
  }
  .hero-copy,
  .join-copy {
    padding: 65px 40px 35px;
  }
  .hero-photo {
    min-height: 450px;
  }
  .story,
  .products,
  .form-box {
    grid-template-columns: 1fr;
  }
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer,
  .join-footer {
    grid-template-columns: repeat(3, 1fr);
  }
  .why {
    grid-template-columns: repeat(2, 1fr);
  }
  .support {
    grid-template-columns: repeat(2, 1fr);
  }
  .profit-model {
    grid-template-columns: 1fr;
  }
  .lifecycle {
    grid-template-columns: 1fr;
  }
  .case-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .flow {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }
  .timeline {
    flex-wrap: wrap;
    justify-content: center;
  }
  .timeline::before {
    display: none;
  }
  .timeline-item {
    min-width: 140px;
    flex: 0 0 auto;
    margin-bottom: 12px;
  }
}
@media (max-width: 640px) {
  .content {
    width: calc(100% - 30px);
  }
  .nav {
    height: 58px;
    padding: 0 12px;
  }
  .nav nav {
    display: none;
  }
  .logo b {
    font-size: 15px;
  }
  .logo small {
    display: none;
  }
  .logo > i {
    width: 34px;
    height: 34px;
    font-size: 18px;
  }
  .nav-button {
    padding: 10px 12px;
    font-size: 11px;
  }
  .hero h1 {
    font-size: 47px;
  }
  .hero-copy p,
  .join-copy > p {
    font-size: 14px;
  }
  .hero-photo {
    min-height: 335px;
  }
  .sign {
    top: 27px;
    left: 15px;
    padding: 9px 12px;
    font-size: 20px;
  }
  .sign > i {
    width: 30px;
    height: 30px;
    font-size: 15px;
  }
  .button-row {
    gap: 8px;
  }
  .button {
    min-width: 0;
    flex: 1;
    height: 45px;
    font-size: 12px;
  }
  .section {
    padding: 44px 0;
  }
  .section[id] {
    scroll-margin-top: 74px;
  }
  .section-header {
    margin-bottom: 24px;
  }
  .section-header--compact {
    margin-bottom: 18px;
  }
  .section-kicker {
    margin-bottom: 10px;
    font-size: 11px;
  }
  .section-title {
    font-size: 30px;
    line-height: 1.2;
  }
  .section-summary {
    margin-top: 8px;
    font-size: 13px;
  }
  .stats {
    gap: 9px;
  }
  .stats article {
    min-height: 150px;
    padding: 14px;
  }
  .stats i {
    font-size: 31px;
  }
  .stats strong {
    font-size: 31px;
  }
  .stats b {
    font-size: 12px;
  }
  .product-matrix {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .matrix-card .card-img-wrap {
    height: 115px;
  }
  .matrix-card .card-info h3 {
    font-size: 13px;
  }
  .matrix-card .card-info p {
    font-size: 11px;
  }
  .matrix-card.more-card {
    min-height: 180px;
    padding: 14px 8px;
  }
  .media-cards {
    grid-template-columns: 1fr;
    gap: 9px;
  }
  .cta {
    padding: 42px 0;
  }
  .cta h2 {
    font-size: 33px;
  }
  .footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
  }
  .footer-social-expanded {
    align-items: flex-start;
    width: 100%;
  }
  .social-links-grid {
    justify-content: flex-start;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 4px;
  }
  .why {
    grid-template-columns: repeat(2, 1fr);
  }
  .why article:last-child {
    grid-column: 1 / -1;
  }
  .support {
    grid-template-columns: repeat(2, 1fr);
  }
  .why article {
    min-height: 184px;
    padding: 13px;
  }
  .why i {
    font-size: 30px;
  }
  .why h3 {
    font-size: 14px;
  }
  .why b,
  .why p {
    font-size: 10px;
  }
  .support article {
    min-height: 142px;
    padding: 11px;
  }
  .support i {
    font-size: 24px;
  }
  .support h3 {
    font-size: 13px;
  }
  .support p {
    font-size: 9px;
  }
  .support-cta {
    align-items: flex-start;
    flex-direction: column;
  }
  .support-cta a {
    width: 100%;
    padding: 11px;
    text-align: center;
  }
  .case-grid {
    grid-template-columns: 1fr;
  }
  .case-grid img {
    height: 190px;
  }
  .flow {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .flow li {
    margin: 0;
    padding: 15px 15px 15px 55px;
    text-align: left;
  }
  .flow li:not(:last-child):after {
    top: auto;
    right: auto;
    bottom: -18px;
    left: 50%;
    transform: rotate(90deg);
  }
  .flow b {
    position: absolute;
    top: 17px;
    left: 12px;
  }
  .form-box {
    padding: 10px;
  }
  .form-box label {
    grid-template-columns: 1fr;
    gap: 5px;
  }
  .form-box form {
    padding: 14px;
  }
  .timeline {
    flex-direction: column;
    align-items: center;
  }
  .timeline-item {
    min-width: auto;
    width: 100%;
    max-width: 300px;
  }
  .profit-model {
    grid-template-columns: 1fr;
  }
  .profit-cards {
    grid-template-columns: 1fr 1fr;
  }
  .lifecycle {
    grid-template-columns: 1fr;
  }
}

.media-img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 12px;
}