:root { font-family: 'DM Sans', Arial, sans-serif; color: #111718; background: #f7f8f5; font-synthesis: none; text-rendering: optimizeLegibility; }
* { box-sizing: border-box; letter-spacing: 0; }
html { scroll-behavior: smooth; }
body { margin: 0; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
h1, h2, h3, p, figure { margin-top: 0; }
h1, h2, h3 { font-family: 'Space Grotesk', Arial, sans-serif; }
:focus-visible { outline: 2px solid #00b8c9; outline-offset: 4px; }
::selection { background: #46d5df; color: #071112; }
.shell { width: min(100% - 64px, 1180px); margin-inline: auto; }
.eyebrow { margin: 0 0 24px; color: #397579; font-size: 11px; font-weight: 700; text-transform: uppercase; }
.site-header { background: #101819; color: #fff; }
.header-inner { min-height: 86px; display: flex; align-items: center; justify-content: space-between; gap: 28px; border-bottom: 1px solid #415456; }
.brand { display: inline-flex; align-items: center; gap: 11px; font-family: 'Space Grotesk', Arial, sans-serif; font-size: 25px; font-weight: 700; white-space: nowrap; }
.brand img { flex: none; width: 42px; height: 42px; object-fit: contain; }
.brand-dot { color: #41d4e5; }
.site-header nav { display: flex; align-items: center; gap: 28px; font-size: 13px; font-weight: 600; }
.site-header nav > a:not(.nav-contact) { color: #c9d4d4; }
.site-header nav a:hover { color: #d9ed76; }
.nav-contact { display: inline-flex; align-items: center; gap: 15px; padding: 11px 15px; border: 1px solid #708385; border-radius: 4px; }
.intro { background: #101819; color: #f8faf8; padding: 28px 0 92px; }
.back-link { display: inline-block; margin-bottom: 68px; color: #a6bcbb; font-size: 12px; font-weight: 600; }
.back-link:hover { color: #d9ed76; }
.intro .eyebrow { color: #9adfe3; }
.intro h1 { max-width: 1000px; margin: 0 0 25px; font-size: clamp(44px, 5.8vw, 78px); font-weight: 600; line-height: 1.04; }
.intro-copy { max-width: 790px; margin-bottom: 28px; color: #c8d5d4; font-size: 17px; line-height: 1.7; }
.intro-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 28px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 24px; min-height: 52px; padding: 13px 19px; border-radius: 4px; font-size: 13px; font-weight: 700; transition: transform .2s ease, background .2s ease; }
.button:hover { transform: translateY(-3px); }
.button-accent { background: #d9ed76; color: #0b1517; }
.button-accent:hover { background: #eff9a7; }
.text-link { display: inline-flex; align-items: center; gap: 10px; padding-block: 9px; border-bottom: 1px solid currentColor; font-size: 13px; font-weight: 700; }
.text-link:hover { color: #2a8b91; }
.intro .text-link { color: #f8faf8; }
.principle { background: #77dce1; }
.principle-inner { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px 23px; padding-block: 22px; font-family: 'Space Grotesk', Arial, sans-serif; font-size: 20px; }
.principle p { margin: 0; }
.principle strong { font-weight: 600; }
.section { padding: 98px 0 105px; }
.section-head { display: grid; grid-template-columns: 1.3fr .7fr; align-items: end; gap: 12px 70px; margin-bottom: 50px; }
.section-head .eyebrow { grid-column: 1 / -1; }
.section h2 { margin: 0; font-size: clamp(37px, 4vw, 56px); font-weight: 600; line-height: 1.1; }
.section-head > p:last-child, .section-lead { margin: 0; color: #526163; font-size: 15px; line-height: 1.7; }
.example-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid #afc0bc; }
.example { min-width: 0; min-height: 215px; padding: 25px 35px 30px 0; border-bottom: 1px solid #c7d3ce; }
.example:nth-child(even) { padding-left: 35px; border-left: 1px solid #c7d3ce; }
.example > span { display: block; margin-bottom: 33px; color: #397579; font-size: 10px; font-weight: 700; }
.example h3 { margin-bottom: 10px; font-size: 25px; font-weight: 600; line-height: 1.2; }
.example p { max-width: 475px; margin: 0; color: #526163; font-size: 14px; line-height: 1.65; }
.workflow { background: #e8efec; }
.workflow h2 { max-width: 800px; }
.workflow .section-lead { max-width: 680px; margin: 18px 0 42px; }
.flow-list { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 0; margin: 0; padding: 0; list-style: none; border-top: 1px solid #a9bfba; border-bottom: 1px solid #a9bfba; }
.flow-list li { min-width: 0; min-height: 174px; padding: 19px 16px 23px 0; }
.flow-list li + li { padding-left: 16px; border-left: 1px solid #c3d2cc; }
.flow-list span { display: block; margin-bottom: 30px; color: #357b7e; font-size: 10px; font-weight: 700; }
.flow-list strong { display: block; margin-bottom: 7px; font-family: 'Space Grotesk', Arial, sans-serif; font-size: 18px; line-height: 1.25; }
.flow-list p { margin: 0; color: #526163; font-size: 12px; line-height: 1.55; }
.workflow-note { margin: 17px 0 0; color: #60736f; font-size: 12px; line-height: 1.5; }
.real-example { background: #f7f8f5; }
.real-layout { display: grid; grid-template-columns: .72fr 1.28fr; align-items: center; gap: 60px; }
.real-copy > p:not(.eyebrow) { margin: 22px 0 20px; color: #526163; font-size: 15px; line-height: 1.7; }
.real-layout figure { margin: 0; }
.real-layout figure img { width: 100%; height: auto; border: 1px solid #c6d2ce; box-shadow: 0 16px 35px rgba(20, 37, 42, .1); }
.app-preview-pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: start; gap: 14px; }
.app-preview-pair img { aspect-ratio: 430 / 820; object-fit: cover; }
.real-layout figcaption { margin-top: 9px; color: #687876; font-size: 11px; }
.method { background: #def088; }
.method-layout { display: grid; grid-template-columns: .82fr 1.18fr; gap: 90px; }
.method .eyebrow { color: #476426; }
.method-layout > div > p:last-child { max-width: 390px; margin: 24px 0 0; color: #405235; font-size: 15px; line-height: 1.65; }
.method-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid #90a65c; }
.method-list li { display: grid; grid-template-columns: 48px 1fr; gap: 18px; padding: 23px 0 25px; border-bottom: 1px solid #90a65c; }
.method-list span { color: #526933; font-size: 11px; font-weight: 700; }
.method-list h3 { margin-bottom: 4px; font-size: 26px; font-weight: 600; }
.method-list p { margin: 0; color: #455637; font-size: 13px; line-height: 1.55; }
.faq { background: #f7f8f5; }
.faq-layout { display: grid; grid-template-columns: .78fr 1.22fr; gap: 80px; }
.faq-list { border-top: 1px solid #afc0bc; }
.faq-list > div { padding: 23px 0 24px; border-bottom: 1px solid #c7d3ce; }
.faq-list h3 { margin-bottom: 8px; font-size: 21px; font-weight: 600; }
.faq-list p { max-width: 650px; margin: 0; color: #526163; font-size: 14px; line-height: 1.65; }
.closing { padding: 80px 0 86px; background: #152325; color: #f7faf8; }
.closing-inner { display: flex; align-items: end; justify-content: space-between; gap: 50px; }
.closing .eyebrow { color: #9adfe3; }
.closing h2 { max-width: 700px; margin-bottom: 14px; font-size: clamp(38px, 4vw, 54px); line-height: 1.1; }
.closing p:last-child { max-width: 600px; margin: 0; color: #c4d3d1; font-size: 15px; line-height: 1.65; }
.closing .button { flex: none; }
.site-footer { background: #0c1112; color: #e7f1ef; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 20px 30px; min-height: 108px; padding-block: 22px; }
.footer-inner > span { color: #8ea2a1; font-size: 12px; }
.footer-inner > div { display: flex; flex-wrap: wrap; gap: 10px 22px; font-size: 12px; }
.footer-inner a:hover { color: #77dce1; }
@media (max-width: 900px) {
  .section-head, .real-layout, .method-layout, .faq-layout { gap: 35px; }
  .flow-list { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .flow-list li:nth-child(4) { padding-left: 0; border-left: 0; }
  .flow-list li:nth-child(n+4) { border-top: 1px solid #c3d2cc; }
}
@media (max-width: 700px) {
  .shell { width: min(100% - 36px, 520px); }
  .header-inner { min-height: 72px; }
  .brand { font-size: 22px; }
  .site-header nav > a:not(.nav-contact) { display: none; }
  .site-header nav { gap: 0; }
  .nav-contact { padding: 9px 11px; font-size: 12px; }
  .intro { padding: 22px 0 66px; }
  .back-link { margin-bottom: 54px; }
  .intro h1 { font-size: clamp(35px, 9vw, 54px); }
  .intro-copy { font-size: 15px; }
  .intro-actions { align-items: flex-start; flex-direction: column; gap: 12px; }
  .principle-inner { font-size: 17px; }
  .section { padding: 68px 0 74px; }
  .section-head, .real-layout, .method-layout, .faq-layout { display: block; }
  .section h2 { font-size: 36px; }
  .section-head { margin-bottom: 36px; }
  .section-head > p:last-child { margin-top: 20px; }
  .example-grid { grid-template-columns: 1fr; }
  .example { min-height: 0; padding: 22px 0 25px; }
  .example:nth-child(even) { padding-left: 0; border-left: 0; }
  .example > span { margin-bottom: 16px; }
  .example h3 { font-size: 22px; }
  .flow-list { grid-template-columns: 1fr; }
  .flow-list li, .flow-list li + li { min-height: 0; display: grid; grid-template-columns: 32px 1fr; gap: 2px 12px; padding: 16px 0; border-left: 0; border-top: 1px solid #c3d2cc; }
  .flow-list li:first-child { border-top: 0; }
  .flow-list span { grid-row: 1 / 3; margin: 2px 0 0; }
  .flow-list p { grid-column: 2; }
  .real-layout figure { margin-top: 32px; }
  .method-list { margin-top: 32px; }
  .faq-list { margin-top: 32px; }
  .closing { padding: 68px 0 74px; }
  .closing-inner { display: block; }
  .closing .button { margin-top: 25px; }
  .footer-inner > span { order: 3; width: 100%; }
}
@media (max-width: 370px) {
  .brand { gap: 7px; font-size: 19px; }
  .brand img { width: 36px; height: 36px; }
  .nav-contact { gap: 6px; padding-inline: 8px; }
  .intro h1 { font-size: 34px; }
  .section h2 { font-size: 32px; }
  .button { gap: 10px; padding-inline: 13px; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; } }