/* Product page: approved PetrolTrade typography, surfaces and original artwork. */
.opti-page .hero-copy { align-self: center; }
.opti-page .hero-inner { padding-block: 42px; }
.opti-page .hero-description { max-width: 540px; }
/* Crop only the transparent source margins; keep the phone and service tiles together. */
.opti-hero-visual { grid-column: 2; grid-row: 1 / span 2; align-self: center; justify-self: end; position: relative; width: 100%; max-width: 415px; aspect-ratio: 850 / 996; overflow: hidden; }
.opti-hero-visual picture { display: block; width: 100%; height: 100%; }
.opti-hero-visual img { position: absolute; width: 147.52941176%; max-width: none; height: auto; left: -25.52941176%; top: -11.94779116%; filter: contrast(.9) url(#opti-puzzle-contrast); }
.opti-hero-filters { position: absolute; width: 0; height: 0; pointer-events: none; }
@media (min-width: 1650px) { .opti-hero-visual { max-width: 440px; } }
.opti-page .hero-conditions { text-decoration: underline; text-decoration-color: transparent; text-decoration-thickness: 2px; text-underline-offset: 7px; transition: color .18s, text-decoration-color .18s; }
.opti-page .hero-conditions:hover, .opti-page .hero-conditions:focus-visible { color: #9bd9ff; text-decoration-color: var(--orange); }
.opti-hero-nav { position: relative; }
.opti-hero-nav .container { border-top: 1px solid #ffffff26; display: flex; align-items: center; gap: 48px; min-height: 74px; }
.opti-hero-nav a { color: #bed0de; font-size: var(--type-meta); padding-block: 20px; }
.opti-hero-nav a:hover { color: white; }
.opti-hero-nav a:focus-visible { outline: 2px solid var(--orange); outline-offset: 5px; }
.opti-page .advantages .section-heading { margin-bottom: 28px; }
.opti-page .advantage h3 { margin-top: 0; }
.opti-formats { background: #f5f5f5; }
.opti-heading-note { max-width: 390px; color: var(--muted); line-height: 1.7; padding-bottom: 4px; }
.opti-format-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 28px; }
.opti-format { display: flex; flex-direction: column; padding: 40px; border-radius: 16px; }
.opti-format-plastic { background: white; border: 1px solid #e1e7eb; }
.opti-format-virtual { background: linear-gradient(135deg,#073850,#102231); color: white; }
.opti-format-label { align-self: flex-start; color: var(--blue); font-size: var(--type-meta); padding-bottom: 12px; border-bottom: 2px solid var(--orange); }
.opti-format-virtual .opti-format-label { color: #a7dcfa; }
.opti-format h3 { font-size: 32px; line-height: 1.25; font-weight: 600; letter-spacing: -.025em; margin: 28px 0 18px; }
.opti-format-lead { min-height: 54px; color: var(--muted); line-height: 1.7; max-width: 420px; }
.opti-format dl { margin: 24px 0 32px; }
.opti-format dl > div { padding-block: 20px; border-top: 1px solid var(--line); }
.opti-format dt { font-size: var(--type-label); margin-bottom: 8px; }
.opti-format dd { margin: 0; color: var(--muted); line-height: 1.7; }
.opti-format-virtual dd, .opti-format-virtual .opti-format-lead { color: #c4d6e1; }
.opti-format-virtual dl > div { border-color: #ffffff24; }
.opti-format .button { margin-top: auto; align-self: flex-start; max-width: 100%; text-align: left; }
.opti-app-intro { display: flex; justify-content: space-between; align-items: center; gap: 48px; margin-bottom: 48px; }
.opti-app-intro > p { max-width: 740px; line-height: 1.75; color: var(--muted); }
.opti-download { flex-shrink: 0; background: #f0f6fa; color: var(--blue); padding: 15px 24px; }
.opti-download small { display: block; font-size: var(--type-meta); color: var(--muted); margin-top: 4px; transition: color .2s; }
.opti-download:is(:hover, :focus-visible) { background: #eaf4ff; }
.opti-download:is(:hover, :focus-visible) small { color: var(--ink); }
.opti-steps { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 48px; list-style: none; margin: 0; padding: 0; }
.opti-steps li { position: relative; border-top: 1px solid var(--line); padding-top: 26px; }
.opti-step-number { display: block; font-size: 32px; line-height: 1; font-weight: 400; color: var(--blue); margin-bottom: 28px; }
.opti-steps h3 { font-size: var(--type-label); font-weight: 400; margin-bottom: 14px; }
.opti-steps p { color: var(--muted); line-height: 1.75; }
.opti-app-foot { margin-top: 38px; padding-top: 24px; border-top: 1px solid var(--line); display: flex; gap: 24px; justify-content: space-between; align-items: center; }
.opti-app-foot p { color: var(--muted); line-height: 1.7; max-width: 690px; }
.opti-app-foot .text-link { flex-shrink: 0; text-decoration: underline; text-decoration-color: transparent; text-decoration-thickness: 2px; text-underline-offset: 7px; transition: color .18s, text-decoration-color .18s; }
.opti-app-foot .text-link:hover, .opti-app-foot .text-link:focus-visible { color: var(--ink); text-decoration-color: var(--orange); }
.opti-page .account-copy .text-link { margin-top: 30px; }
.opti-network-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; }
.opti-network-copy p { color: var(--muted); line-height: 1.75; margin-bottom: 22px; }
.opti-network-copy .button { margin-top: 8px; }
.opti-network-copy .text-link { display: flex; width: max-content; margin-top: 24px; }
.opti-services { padding-left: 40px; border-left: 1px solid var(--line); }
.opti-services-title { font-weight: 600; margin-bottom: 8px; }
.opti-services > div { padding-block: 20px; border-bottom: 1px solid var(--line); }
.opti-services h3 { font-size: var(--type-label); font-weight: 400; margin-bottom: 7px; }
.opti-services p:not(.opti-services-title) { color: var(--muted); line-height: 1.7; }
.opti-services .opti-network-note { font-size: var(--type-meta); margin-top: 20px; }
.opti-order-steps { list-style: none; padding: 0; margin: 28px 0; display: grid; gap: 18px; }
.opti-order-steps li { display: grid; grid-template-columns: 24px 1fr; gap: 14px; color: #e9f4fb; line-height: 1.6; }
.opti-order-steps li > span:first-child { color: #a9def8; border-top: 1px solid #ffffff55; padding-top: 4px; }
.opti-order-steps strong { display: block; font-size: var(--type-label); font-weight: 400; color: white; margin-bottom: 4px; }
.opti-order-steps p { font-size: var(--type-body); line-height: 1.7; }
.opti-page .contact-grid { align-items: center; }
.opti-page .contact-form { padding-top: 0; }
@media (max-width:1100px) {
 .opti-heading-note { max-width: 310px; }
 .opti-format { padding: 30px; }
 .opti-network-grid { gap: 44px; }
 .opti-steps { gap: 30px; }
}
@media (max-width:800px) {
 .opti-hero-visual { display: none; }
 .opti-hero-nav .container { gap: 0; display: grid; grid-template-columns: 1fr 1fr; padding-block: 8px; min-height: auto; }
 .opti-hero-nav a { padding-block: 10px; }
 .opti-formats .section-heading, .opti-app-intro, .opti-app-foot { align-items: flex-start; flex-direction: column; gap: 24px; }
 .opti-heading-note { max-width: 620px; }
 .opti-format-grid { gap: 20px; }
 .opti-format { padding: 26px; }
 .opti-format h3 { font-size: 28px; }
 .opti-format-lead { min-height: 0; }
 .opti-app-intro { margin-bottom: 32px; }
 .opti-network-grid { grid-template-columns: 1fr; gap: 36px; }
 .opti-services { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); padding-top: 26px; }
}
@media (max-width:600px) {
 .opti-format-grid, .opti-steps { grid-template-columns: 1fr; }
 .opti-format { padding: 28px 24px; }
 .opti-format h3 { font-size: 28px; }
 .opti-format dl { margin-block: 20px 26px; }
 .opti-format dl > div { padding-block: 17px; }
 .opti-steps { gap: 26px; }
 .opti-steps li { padding: 22px 0 0 48px; }
 .opti-step-number { position: absolute; top: 25px; left: 0; font-size: 24px; margin: 0; }
 .opti-steps h3 { margin-bottom: 10px; }
 .opti-page .hero-inner { padding-block: 30px 36px; }
 .opti-hero-nav .container { column-gap: 14px; }
 .opti-hero-nav a { font-size: 14px; }
 .opti-page .opti-hero h1 { font-size: clamp(34px,8.65vw,42px); }
}