@font-face {
  font-family: Montserrat;
  src: url("assets/fonts/Montserrat-Regular.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: Montserrat;
  src: url("assets/fonts/Montserrat-Medium.woff2") format("woff2");
  font-weight: 500 700;
  font-display: swap;
}

/* Shared product pages; the existing site's restrained dark palette is retained. */
.product-page { margin: 0; background: #101010; color: #fffdf9; font-family: Montserrat, Inter, Arial, sans-serif; -webkit-font-smoothing: antialiased; }
.product-page * { box-sizing: border-box; }
.product-page a { color: inherit; text-decoration: none; }
.product-page .topbar { position: sticky; top: 0; z-index: 10; height: 72px; background: #171717; border-bottom: 1px solid rgba(255,255,255,.1); }
.product-page .topbar-inner { width: min(calc(100% - 48px), 1440px); height: 100%; margin: auto; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.product-page .brand-link { display: inline-flex; align-items: center; gap: 10px; white-space: nowrap; }
.product-page .brand-mark { width: 46px; height: 46px; object-fit: contain; }
.product-page .brand-copy { display: flex; flex-direction: column; gap: 4px; }
.product-page .brand-text { font-size: 18px; letter-spacing: -.04em; line-height: 1; }
.product-page .brand-tagline { font-size: 10px; color: rgba(255,253,249,.56); line-height: 1; }
.product-page .topnav { display: flex; align-items: center; gap: 18px; }
.product-page .topnav a { font-size: 14px; white-space: nowrap; opacity: .78; }
.product-page .topnav a:hover, .product-page .topnav a:focus-visible, .product-page .topnav a.is-active { opacity: 1; }
.product-page .topnav a.is-active { font-weight: 700; }
.product-page .topnav .login-button { border: 1px solid rgba(255,255,255,.18); border-radius: 999px; padding: 10px 14px; }
.product-page main { background: #f7f8f9; color: #17212b; }
.product-page .wrap { width: min(calc(100% - 96px), 1320px); margin: 0 auto; }
.product-page .hero { padding: clamp(96px, 12vw, 164px) 0 96px; }
.product-page .eyebrow { color: #496c86; font-size: 12px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; margin: 0 0 30px; }
.product-page h1 { font-size: clamp(3rem, 7vw, 7rem); font-weight: 500; letter-spacing: -.075em; line-height: 1; margin: 0; }
.product-page .hero-line { max-width: 1000px; font-size: clamp(2.5rem, 5vw, 5.5rem); letter-spacing: -.065em; line-height: 1.05; margin: 46px 0 30px; }
.product-page .lead { max-width: 760px; color: #4b5863; font-size: clamp(16px, 1.7vw, 19px); line-height: 1.8; word-break: keep-all; }
.product-page .actions { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; margin-top: 42px; }
.product-page .button { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 0 24px; border: 1px solid #17212b; border-radius: 3px; background: #17212b; color: #fffdf9; font: 500 14px Montserrat, sans-serif; }
.product-page .button:hover, .product-page .button:focus-visible { background: #315b79; border-color: #315b79; }
.product-page .button[disabled] { opacity: .5; cursor: not-allowed; }
.product-page .subnote { color: #677580; font-size: 13px; }
.product-page .architecture { margin: 0; padding: 0 0 96px; }
.product-page .architecture-inner { width: min(calc(100% - 96px), 1600px); margin: 0 auto; border-top: 1px solid #d8dde1; padding-top: 44px; }
.product-page .architecture img { width: 100%; height: auto; object-fit: contain; display: block; }
.product-page .architecture figcaption { color: #677580; font-size: 13px; line-height: 1.6; margin-top: 18px; }
.product-page section.content { padding: 88px 0; border-top: 1px solid #d8dde1; }
.product-page h2 { font-size: clamp(2rem, 3.8vw, 3.75rem); font-weight: 500; letter-spacing: -.06em; line-height: 1.12; margin: 0; }
.product-page .section-note { color: #677580; line-height: 1.7; margin: 22px 0 0; }
.product-page .concept { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(50px, 9vw, 150px); }
.product-page section.content:nth-of-type(even) .concept-text { grid-column: 1; grid-row: 1; }
.product-page section.content:nth-of-type(even) .concept-heading { grid-column: 2; grid-row: 1; }
.product-page .concept-text { max-width: 620px; color: #4b5863; font-size: 17px; line-height: 1.85; }
.product-page .concept-text p { margin: 0 0 18px; }
.product-page .concept-text p:last-child { margin-bottom: 0; }
.product-page .concept-number { display: block; color: #496c86; font-size: 12px; letter-spacing: .14em; margin-bottom: 30px; }
.product-page .feature-list { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); column-gap: 36px; list-style: none; padding: 0; margin: 40px 0 0; }
.product-page .feature-list li { padding: 18px 0; border-top: 1px solid #d8dde1; font-size: 16px; }
.product-page .privacy-note { color: #677580; font-size: 14px; line-height: 1.8; }
.product-page .closing { padding-bottom: 120px; }
.product-page .closing h2 { max-width: 800px; }
.product-page .closing .actions { margin-top: 34px; }
.product-page footer { padding: 34px 0 48px; color: rgba(255,253,249,.5); font-size: 13px; }
.product-page footer .wrap { display: flex; justify-content: space-between; gap: 20px; }

/* Existing pages get only a small-screen navigation fit adjustment. */
@media (max-width: 700px) {
  .topbar .topbar-inner { gap: 8px; flex-direction: row; align-items: center; min-height: 72px; padding: 0; }
  .topbar .brand-tagline { display: none; }
  .topbar .topnav { min-width: 0; max-width: calc(100vw - 150px); gap: 14px; flex-wrap: nowrap; overflow-x: auto; overflow-y: hidden; scrollbar-width: none; white-space: nowrap; margin-left: auto; }
  .topbar .topnav::-webkit-scrollbar { display: none; }
  .topbar .topnav a { flex: 0 0 auto; font-size: 12px; }
  .product-page .wrap, .product-page .architecture-inner { width: calc(100% - 32px); }
  .product-page .brand-mark { width: 36px; height: 36px; }
  .product-page .hero { padding: 82px 0 62px; }
  .product-page .architecture { padding-bottom: 62px; }
  .product-page .architecture-inner { padding-top: 24px; }
  .product-page section.content { padding: 60px 0; }
  .product-page .concept { grid-template-columns: 1fr; gap: 24px; }
  .product-page section.content:nth-of-type(even) .concept-text, .product-page section.content:nth-of-type(even) .concept-heading { grid-column: 1; grid-row: auto; }
  .product-page .feature-list { grid-template-columns: 1fr; }
  .product-page footer .wrap { flex-direction: column; }
}