:root {
  --c2r-navy: #103670;
  --c2r-blue: #1868db;
  --c2r-blue-dark: #0b2a57;
  --c2r-ink: #111820;
  --c2r-muted: #566474;
  --c2r-line: #dbe3ec;
  --c2r-surface: #f3f6f9;
  --c2r-warm: #f2a51a;
}
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
.china2russia {
  margin: 0;
  color: var(--c2r-ink);
  background: #fff;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  font-size: 16px;
  line-break: strict;
  word-break: normal;
  hyphens: none;
}
.china2russia *, .china2russia *::before, .china2russia *::after { box-sizing: border-box; }
.china2russia :is(h1,h2,h3,p,ul,ol) { margin-top: 0; }
.china2russia :is(h1,h2,h3) { color: var(--c2r-ink); text-wrap: balance; }
.china2russia a { color: inherit; }
.china2russia img { max-width: 100%; }
.china2russia :focus-visible { outline: 3px solid var(--c2r-warm); outline-offset: 4px; }
.c2r-wrap { width: min(1240px, calc(100% - 48px)); margin-inline: auto; }
.c2r-section { padding-block: clamp(78px, 9vw, 132px); }
.c2r-section[id], .c2r-contact[id] { scroll-margin-top: 108px; }
.c2r-kicker {
  margin-bottom: 18px;
  color: var(--c2r-blue);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.c2r-section-head { max-width: 560px; }
.c2r-section-head-wide { max-width: 860px; }
.c2r-section-head h2 {
  margin-bottom: 22px;
  font-size: clamp(34px, 4.8vw, 64px);
  line-height: 1.08;
  letter-spacing: -.035em;
}
.c2r-section-head > p:last-child { margin-bottom: 0; color: var(--c2r-muted); font-size: 18px; line-height: 1.75; }

.c2r-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(16, 54, 112, .12);
  background: rgba(255, 255, 255, .94);
  backdrop-filter: blur(14px);
}
.c2r-header-inner { display: flex; min-height: 82px; align-items: center; gap: 26px; }
.c2r-logo { flex: 0 0 auto; line-height: 0; }
.c2r-logo img { display: block; width: 154px; height: auto; max-height: 62px; object-fit: contain; }
.c2r-nav { display: flex; flex: 1; justify-content: center; gap: clamp(15px, 2vw, 30px); }
.c2r-nav a { color: #26384e; font-size: 14px; font-weight: 700; text-decoration: none; white-space: nowrap; }
.c2r-nav a:hover { color: var(--c2r-blue); }
.china2russia .c2r-button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  padding: 13px 24px;
  border: 0;
  border-radius: 10px;
  background: var(--c2r-blue);
  color: #fff;
  font: inherit;
  font-weight: 750;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background .2s ease, transform .2s ease;
}
.china2russia .c2r-button:hover { background: #0f58c3; color: #fff; transform: translateY(-1px); }
.c2r-header-button { min-height: 44px; padding: 9px 17px; background: var(--c2r-navy); font-size: 14px; white-space: nowrap; }

.c2r-hero { display: grid; grid-template-columns: minmax(0, .93fr) minmax(460px, 1.07fr); gap: clamp(42px, 6vw, 86px); align-items: center; padding-block: clamp(60px, 7vw, 104px); }
.c2r-hero-copy h1 { max-width: 660px; margin-bottom: 28px; font-size: clamp(48px, 6vw, 82px); line-height: .98; letter-spacing: -.055em; }
.c2r-hero-lead { max-width: 665px; margin-bottom: 0; color: #46586d; font-size: clamp(18px, 1.5vw, 21px); line-height: 1.72; }
.c2r-actions { display: flex; align-items: center; gap: 25px; margin-top: 34px; }
.c2r-text-link { color: var(--c2r-navy); font-weight: 750; text-underline-offset: .25em; }
.c2r-hero-media { position: relative; min-height: 610px; overflow: hidden; border-radius: 72px 8px 72px 8px; background: #dbe6ed; }
.c2r-hero-media > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 58% center; }
.c2r-hero-stamp { position: absolute; right: 22px; bottom: 22px; display: flex; width: 170px; min-height: 170px; flex-direction: column; justify-content: center; padding: 20px; border: 1px solid rgba(255,255,255,.5); border-radius: 50%; background: rgba(16,54,112,.92); color: #fff; text-align: center; backdrop-filter: blur(10px); }
.c2r-hero-stamp strong { font-size: 48px; line-height: 1; }
.c2r-hero-stamp span { margin-top: 8px; font-size: 13px; line-height: 1.45; }

.c2r-proof { background: var(--c2r-blue-dark); color: #fff; }
.c2r-proof-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); }
.c2r-proof-item { min-height: 190px; padding: 42px 30px; border-right: 1px solid rgba(255,255,255,.18); }
.c2r-proof-item:first-child { padding-left: 0; }
.c2r-proof-item:last-child { border-right: 0; }
.c2r-proof-item strong { display: block; font-size: clamp(32px, 3.2vw, 52px); line-height: 1; }
.c2r-proof-item span { display: block; max-width: 235px; margin-top: 18px; color: #c9d8eb; font-size: 14px; line-height: 1.55; }

.c2r-experience-list { margin-top: 65px; border-top: 1px solid var(--c2r-line); }
.c2r-experience-item { display: grid; grid-template-columns: 80px minmax(220px,.65fr) minmax(0,1.35fr); gap: 30px; align-items: start; padding: 34px 0; border-bottom: 1px solid var(--c2r-line); }
.c2r-experience-item > span { color: var(--c2r-blue); font-size: 13px; font-weight: 800; letter-spacing: .1em; }
.c2r-experience-item h3 { margin: 0; font-size: clamp(23px, 2.4vw, 32px); line-height: 1.2; }
.c2r-experience-item p { max-width: 680px; margin: 0; color: var(--c2r-muted); font-size: 17px; line-height: 1.75; }
.c2r-credentials { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); margin-top: 54px; border: 1px solid var(--c2r-line); border-radius: 18px; }
.c2r-credentials p { display: flex; min-height: 130px; flex-direction: column; justify-content: center; gap: 9px; margin: 0; padding: 26px 32px; border-right: 1px solid var(--c2r-line); }
.c2r-credentials p:last-child { border-right: 0; }
.c2r-credentials strong { color: var(--c2r-navy); font-size: 33px; line-height: 1; }
.c2r-credentials span { color: var(--c2r-muted); font-size: 14px; line-height: 1.5; }

.c2r-market-section { padding-block: clamp(78px, 9vw, 120px); background: #eaf2fb; }
.c2r-market-layout { display: grid; grid-template-columns: minmax(300px,.75fr) minmax(0,1.25fr); gap: clamp(50px,8vw,120px); align-items: center; }
.c2r-market-route { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); column-gap: 30px; align-items: center; }
.c2r-market { display: flex; align-items: center; gap: 16px; min-height: 100px; padding-block: 19px; border-bottom: 1px solid rgba(16,54,112,.23); }
.c2r-market-code { display: grid; width: 51px; height: 51px; flex: 0 0 auto; place-items: center; border-radius: 50%; background: var(--c2r-navy); color: #fff; font-size: 13px; font-weight: 800; letter-spacing: .06em; }
.c2r-market div { display: flex; flex-direction: column; gap: 3px; }
.c2r-market strong { font-size: 20px; }
.c2r-market div span { color: #60748d; font-size: 13px; }
.c2r-route-line { display: none; }

.c2r-service-list { margin-top: 66px; border-top: 2px solid var(--c2r-ink); }
.c2r-service-row { display: grid; grid-template-columns: 78px minmax(300px,.9fr) minmax(360px,1.1fr); gap: 34px; align-items: start; padding: 39px 0; border-bottom: 1px solid var(--c2r-line); }
.c2r-service-number { color: var(--c2r-blue); font-size: 14px; font-weight: 800; }
.c2r-service-copy h3 { margin-bottom: 14px; font-size: clamp(26px, 2.7vw, 38px); line-height: 1.15; }
.c2r-service-copy p { max-width: 550px; margin-bottom: 0; color: var(--c2r-muted); line-height: 1.7; }
.c2r-service-row ul { display: grid; grid-template-columns: 1fr 1fr; gap: 11px 24px; margin: 0; padding: 0; list-style: none; }
.c2r-service-row li { position: relative; padding-left: 17px; color: #314357; line-height: 1.55; }
.c2r-service-row li::before { content: ''; position: absolute; top: .7em; left: 0; width: 6px; height: 6px; border-radius: 50%; background: var(--c2r-blue); }
.c2r-services-button { margin-top: 40px; }

.c2r-cases { background: var(--c2r-surface); }
.c2r-result-list { display: grid; gap: 32px; margin-top: 64px; }
.c2r-result { display: grid; grid-template-columns: minmax(0,1.18fr) minmax(350px,.82fr); min-height: 460px; overflow: hidden; border-radius: 18px; background: #fff; text-decoration: none; }
.c2r-result:nth-child(even) .c2r-result-media { order: 2; }
.c2r-result-media { min-height: 420px; overflow: hidden; }
.c2r-result-media img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.c2r-result:hover .c2r-result-media img { transform: scale(1.018); }
.c2r-result-copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(34px,5vw,70px); }
.c2r-result-copy > span { color: var(--c2r-blue); font-size: 13px; font-weight: 800; letter-spacing: .06em; }
.c2r-result-copy h3 { margin: 18px 0; color: var(--c2r-navy); font-size: clamp(34px,4vw,56px); line-height: 1.05; }
.c2r-result-copy p { margin-bottom: 30px; color: var(--c2r-muted); line-height: 1.7; }
.c2r-result-copy div { display: flex; justify-content: space-between; gap: 16px; align-items: center; border-top: 1px solid var(--c2r-line); padding-top: 18px; }
.c2r-result-copy small { color: var(--c2r-muted); }
.c2r-result-copy div strong { color: var(--c2r-blue); font-size: 14px; }
.c2r-portfolio-head { display: flex; justify-content: space-between; align-items: end; gap: 30px; margin: 82px 0 24px; }
.c2r-portfolio-head h3 { margin: 0; font-size: clamp(26px,3vw,40px); }
.c2r-portfolio-head p { margin: 0; color: var(--c2r-muted); }
.c2r-portfolio-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 22px; }
.c2r-project { position: relative; min-height: 330px; overflow: hidden; border-radius: 16px; background: #dbe3ea; color: #fff; text-decoration: none; }
.c2r-project::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg,transparent 38%,rgba(4,15,31,.82)); }
.c2r-project img { position: absolute; inset: 0; display: block; width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.c2r-project:hover img { transform: scale(1.025); }
.c2r-project > span { position: absolute; right: 0; bottom: 0; left: 0; z-index: 1; display: flex; flex-direction: column; gap: 6px; padding: 28px; }
.c2r-project strong { color: #fff; font-size: 23px; }
.c2r-project small { color: #d7e3f1; }

.c2r-process-list { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); margin: 65px 0 0; padding: 0; border-top: 1px solid var(--c2r-line); border-left: 1px solid var(--c2r-line); list-style: none; }
.c2r-process-list li { min-height: 260px; padding: 30px; border-right: 1px solid var(--c2r-line); border-bottom: 1px solid var(--c2r-line); }
.c2r-process-list span { color: var(--c2r-blue); font-size: 13px; font-weight: 800; }
.c2r-process-list h3 { margin: 56px 0 12px; font-size: 25px; }
.c2r-process-list p { margin: 0; color: var(--c2r-muted); line-height: 1.65; }
.c2r-readiness { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 70px; margin-top: 76px; padding: clamp(38px,6vw,76px); border-radius: 18px; background: var(--c2r-blue-dark); color: #fff; }
.c2r-readiness h2 { max-width: 560px; margin: 0; color: #fff; font-size: clamp(30px,3.8vw,50px); line-height: 1.15; }
.c2r-readiness .c2r-kicker { color: #9fc8ff; }
.c2r-readiness ul { display: grid; gap: 0; margin: 0; padding: 0; list-style: none; }
.c2r-readiness li { position: relative; padding: 17px 0 17px 34px; border-bottom: 1px solid rgba(255,255,255,.2); color: #dce8f6; line-height: 1.55; }
.c2r-readiness li::before { content: '✓'; position: absolute; left: 0; color: #70b0ff; font-weight: 800; }

.c2r-faq { background: #f4f7fa; }
.c2r-faq-layout { display: grid; grid-template-columns: minmax(270px,.65fr) minmax(0,1.35fr); gap: clamp(50px,8vw,120px); align-items: start; }
.c2r-faq-list { border-top: 2px solid var(--c2r-ink); }
.c2r-faq-list details { border-bottom: 1px solid #cfd8e2; }
.c2r-faq-list summary { display: grid; grid-template-columns: 52px 1fr; gap: 18px; padding: 25px 48px 25px 0; font-size: 20px; font-weight: 750; line-height: 1.4; cursor: pointer; list-style: none; }
.c2r-faq-list summary::-webkit-details-marker { display: none; }
.c2r-faq-list summary::after { content: '+'; position: absolute; right: 4px; color: var(--c2r-blue); font-size: 28px; font-weight: 400; }
.c2r-faq-list details[open] summary::after { content: '−'; }
.c2r-faq-list summary { position: relative; }
.c2r-faq-list summary span { color: var(--c2r-blue); font-size: 12px; letter-spacing: .08em; padding-top: 6px; }
.c2r-faq-list details p { max-width: 720px; margin: -4px 46px 25px 70px; color: var(--c2r-muted); line-height: 1.75; }

.c2r-contact { display: grid; grid-template-columns: minmax(0,.9fr) minmax(420px,1.1fr); gap: clamp(46px,7vw,90px); align-items: center; margin-block: clamp(70px,9vw,130px); padding: clamp(38px,6vw,78px); border-radius: 20px; background: var(--c2r-navy); color: #fff; }
.c2r-contact .c2r-kicker { color: #9fc8ff; }
.c2r-contact-copy h2 { max-width: 560px; margin-bottom: 24px; color: #fff; font-size: clamp(36px,4.8vw,62px); line-height: 1.08; letter-spacing: -.035em; }
.c2r-contact-copy > p:not(.c2r-kicker) { max-width: 590px; color: #d7e4f3; font-size: 18px; line-height: 1.7; }
.c2r-contact-copy > a { display: block; margin-top: 28px; color: #fff; font-size: 24px; font-weight: 800; }
.c2r-contact-copy > span { display: block; margin-top: 10px; color: #b8cae0; font-size: 13px; }
.china2russia .c2r-contact-form .lead-form { padding: 32px; border-radius: 14px; background: #fff; color: var(--c2r-ink); }
.china2russia .c2r-contact-form .field { opacity: 1; cursor: auto; }
.china2russia .c2r-contact-form .field label { color: #26384e; }
.china2russia .c2r-contact-form .field input { border-color: #bcc9d8; background: #f7f9fb; color: var(--c2r-ink); }
.china2russia .c2r-contact-form .field input::placeholder { color: #7b8998; }
.china2russia .c2r-contact-form .consent { color: #526273; }
.china2russia .c2r-contact-form .consent a, .china2russia .c2r-contact-form .privacy-notice a { color: var(--c2r-blue); }
.china2russia .c2r-contact-form .button { width: 100%; min-height: 54px; border-radius: 10px; background: var(--c2r-blue); color: #fff; }

.c2r-footer { padding-block: 54px; border-top: 1px solid var(--c2r-line); }
.c2r-footer-inner { display: grid; grid-template-columns: 1.2fr .8fr 1fr; gap: 55px; align-items: start; }
.c2r-footer strong { font-size: 22px; }
.c2r-footer p { max-width: 470px; margin: 12px 0 0; color: var(--c2r-muted); line-height: 1.65; }
.c2r-footer nav, .c2r-footer-links { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.c2r-footer a { color: #30465f; text-underline-offset: .2em; }
.c2r-footer small { margin-top: 12px; color: #788797; }

@media (max-width: 1020px) {
  .c2r-header-inner { flex-wrap: wrap; gap: 8px 18px; padding-block: 10px; }
  .c2r-logo { margin-right: auto; }
  .c2r-nav { order: 3; width: 100%; flex: 0 0 100%; justify-content: space-between; overflow-x: auto; padding-top: 5px; }
  .c2r-hero { grid-template-columns: 1fr; }
  .c2r-hero-copy { max-width: 830px; }
  .c2r-hero-media { min-height: 570px; }
  .c2r-proof-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .c2r-proof-item:nth-child(2) { border-right: 0; }
  .c2r-proof-item:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,.18); }
  .c2r-proof-item:nth-child(3) { padding-left: 0; }
  .c2r-market-layout, .c2r-faq-layout { grid-template-columns: 1fr; }
  .c2r-market-layout .c2r-section-head, .c2r-faq-layout .c2r-section-head { max-width: 780px; }
  .c2r-service-row { grid-template-columns: 60px 1fr; }
  .c2r-service-row ul { grid-column: 2; }
  .c2r-result { grid-template-columns: 1fr 1fr; }
  .c2r-process-list { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .c2r-contact { grid-template-columns: 1fr; }
  .c2r-contact-copy { max-width: 760px; }
}

@media (max-width: 700px) {
  .c2r-wrap { width: min(100% - 32px, 1240px); }
  .c2r-section { padding-block: 72px; }
  .c2r-section[id], .c2r-contact[id] { scroll-margin-top: 126px; }
  .c2r-header-inner { display: grid; grid-template-columns: minmax(0,1fr) auto; grid-template-areas: 'logo cta' 'nav nav'; min-height: 0; }
  .c2r-logo { grid-area: logo; min-width: 0; }
  .c2r-logo img { width: clamp(112px,32vw,145px); }
  .c2r-header-button { grid-area: cta; min-height: 42px; padding-inline: 13px; font-size: 13px; }
  .c2r-nav { grid-area: nav; width: auto; max-width: calc(100vw - 32px); justify-content: flex-start; gap: 24px; padding: 6px 0 2px; scrollbar-width: none; }
  .c2r-nav::-webkit-scrollbar { display: none; }
  .c2r-nav a { font-size: 13px; }
  .c2r-hero { gap: 40px; padding-block: 50px 64px; }
  .c2r-hero-copy h1 { font-size: clamp(41px,12vw,58px); line-height: 1.02; }
  .c2r-hero-lead { font-size: 17px; }
  .c2r-actions { align-items: stretch; flex-direction: column; gap: 18px; }
  .c2r-text-link { align-self: flex-start; }
  .c2r-hero-media { min-height: 430px; border-radius: 42px 6px 42px 6px; }
  .c2r-hero-media > img { object-position: 60% center; }
  .c2r-hero-stamp { right: 14px; bottom: 14px; width: 126px; min-height: 126px; padding: 13px; }
  .c2r-hero-stamp strong { font-size: 36px; }
  .c2r-hero-stamp span { font-size: 11px; }
  .c2r-proof-grid { grid-template-columns: 1fr; }
  .c2r-proof-item { min-height: 0; padding: 28px 0; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.18); }
  .c2r-proof-item:nth-child(3) { padding-left: 0; }
  .c2r-proof-item:last-child { border-bottom: 0; }
  .c2r-proof-item span { max-width: none; }
  .c2r-section-head h2 { font-size: clamp(33px,9vw,46px); }
  .c2r-section-head > p:last-child { font-size: 16px; }
  .c2r-experience-list { margin-top: 44px; }
  .c2r-experience-item { grid-template-columns: 45px 1fr; gap: 12px 8px; padding: 28px 0; }
  .c2r-experience-item p { grid-column: 2; font-size: 16px; }
  .c2r-credentials { grid-template-columns: 1fr; }
  .c2r-credentials p { min-height: 0; border-right: 0; border-bottom: 1px solid var(--c2r-line); }
  .c2r-credentials p:last-child { border-bottom: 0; }
  .c2r-market-route { grid-template-columns: 1fr; gap: 0; }
  .c2r-route-line { width: 1px; height: 18px; margin-left: 25px; }
  .c2r-market { min-height: 82px; }
  .c2r-service-list { margin-top: 44px; }
  .c2r-service-row { grid-template-columns: 42px 1fr; gap: 18px 10px; padding: 30px 0; }
  .c2r-service-row ul { grid-column: 2; grid-template-columns: 1fr; gap: 7px; }
  .c2r-result-list { margin-top: 44px; }
  .c2r-result { grid-template-columns: 1fr; min-height: 0; }
  .c2r-result:nth-child(even) .c2r-result-media { order: 0; }
  .c2r-result-media { min-height: 275px; }
  .c2r-result-copy { padding: 30px 24px; }
  .c2r-result-copy h3 { font-size: 38px; }
  .c2r-result-copy div { align-items: flex-start; flex-direction: column; }
  .c2r-portfolio-head { align-items: flex-start; flex-direction: column; margin-top: 62px; }
  .c2r-portfolio-grid { grid-template-columns: 1fr; }
  .c2r-project { min-height: 280px; }
  .c2r-process-list { grid-template-columns: 1fr; }
  .c2r-process-list li { min-height: 0; padding: 26px; }
  .c2r-process-list h3 { margin-top: 32px; }
  .c2r-readiness { grid-template-columns: 1fr; gap: 36px; margin-top: 55px; padding: 34px 24px; }
  .c2r-faq-list summary { grid-template-columns: 38px 1fr; padding-right: 38px; font-size: 18px; }
  .c2r-faq-list details p { margin-left: 56px; margin-right: 12px; }
  .c2r-contact { width: calc(100% - 24px); margin-block: 58px; padding: 34px 20px; }
  .china2russia .c2r-contact-form .lead-form { padding: 22px 18px; }
  .c2r-footer-inner { grid-template-columns: 1fr; gap: 30px; }
}

@media (prefers-reduced-motion: reduce) {
  .c2r-button, .c2r-result-media img, .c2r-project img { transition: none; }
}