:root {
  color-scheme: dark;
  --bg: #03101d; --panel: rgba(3,19,32,.94); --line: #17445e; --line-soft: #173248;
  --text: #f2f6ff; --muted: #a3bad0; --blue: #00b8ff; --cyan: #5edcff;
  --gold: #ffd21b; --green: #29d9a4; --shell: min(1160px, calc(100% - 48px));
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--text); background: var(--bg) url("assets/checkout-background.png") center top / 100% auto no-repeat; font-family: "Segoe UI", Arial, sans-serif; font-size: 16px; line-height: 1.45; }
a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }
button, input, textarea { font: inherit; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; }
button, a, input { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible, summary:focus-visible { outline: 2px solid var(--cyan); outline-offset: 4px; }
h1, h2, h3, p { margin: 0; }
h1 { font-size: 30px; font-weight: 600; letter-spacing: -.7px; }
h2 { font-size: 25px; font-weight: 500; line-height: 1.2; letter-spacing: -.5px; }
h3 { font-size: 16px; font-weight: 500; }
.shell { width: var(--shell); margin-inline: auto; }
.icon-definitions { position: absolute; width: 0; height: 0; overflow: hidden; }
.icon { width: 24px; height: 24px; flex: 0 0 24px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.checkout-header { background: rgba(1,12,23,.8); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; gap: 28px; min-height: 84px; }
.brand { display: block; flex: 0 0 132px; width: 132px; }
.brand img { display: block; width: 100%; height: auto; }
.secure-label { display: flex; gap: 12px; align-items: center; }
.secure-label > .icon { width: 31px; height: 31px; color: var(--cyan); }
.secure-label strong { display: block; font-weight: 500; }
.secure-label small { display: block; margin-top: 3px; color: var(--muted); font-size: 13px; }
.back-link { margin-left: auto; padding: 10px 16px; border: 1px solid var(--line); border-radius: 22px; font-size: 14px; }
.page-shell { padding-block: 18px 28px; }
.checkout-intro { text-align: center; margin-bottom: 16px; }
.checkout-intro p { margin-top: 6px; color: var(--muted); font-size: 15px; }
.progress-track { display: grid; grid-template-columns: repeat(4, 1fr); padding: 0 16px; margin: 0 0 20px; list-style: none; }
.step { display: grid; position: relative; justify-items: center; gap: 8px; color: var(--muted); }
.step::after { content: ""; position: absolute; top: 20px; left: calc(50% + 30px); right: calc(-50% + 30px); height: 1px; background: #356078; }
.step:last-child::after { display: none; }
.step span { display: grid; place-items: center; width: 41px; height: 41px; border: 1.5px solid #769dbd; border-radius: 50%; background: #071827; font-size: 23px; line-height: 1; }
.step strong { font-weight: 400; font-size: 15px; }
.step.active { color: #fff; }
.step.active span { border-color: var(--cyan); box-shadow: 0 0 12px #008dff80, inset 0 0 9px #008dff60; }
.step.active::after { background: linear-gradient(90deg, var(--blue), #356078 50%); }
.step.done span { border-color: var(--green); color: var(--green); }
.checkout-layout { display: grid; grid-template-columns: minmax(0, 1.75fr) minmax(350px, 1fr); gap: 18px; align-items: start; }
.panel { border: 1px solid var(--line); border-radius: 14px; background: var(--panel); box-shadow: 0 6px 24px #0003; }
.order-panel, .summary-panel { padding: 20px; }
.panel-intro { color: var(--muted); font-size: 15px; margin-top: 5px; margin-bottom: 14px; }
.product-switch { display: grid; grid-template-columns: 1.08fr 1fr; gap: 10px; margin-bottom: 16px; }
.product-option { display: flex; align-items: center; gap: 12px; padding: 12px; min-height: 87px; text-align: left; color: var(--text); background: #051b2b; border: 1px solid #24617f; border-radius: 10px; }
.product-option:hover, .plan-option:hover { border-color: var(--cyan); }
.product-option.selected { border-color: #00c3ff; background: #072438; box-shadow: inset 0 0 14px #008dff40, 0 0 8px #008dff60; }
.product-icon { width: 36px; height: 36px; flex: 0 0 36px; color: #40c4ff; }
.product-option strong { display: block; font-size: 17px; font-weight: 500; }
.product-option small { display: block; margin-top: 3px; font-size: 12px; line-height: 1.4; color: var(--muted); }
.field-label { color: var(--cyan); margin-bottom: 10px; }
.plan-options { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 10px; }
.plan-options.two-plans { grid-template-columns: repeat(2, minmax(0,1fr)); }
.plan-option { position: relative; display: grid; justify-items: center; gap: 5px; padding: 14px 8px 11px; color: var(--text); background: #041a29; border: 1px solid #22526f; border-radius: 10px; }
.plan-option.selected { border-color: var(--gold); background: #0a1c26; box-shadow: 0 0 9px #ffd21b38, inset 0 0 8px #ffd21b0d; }
.plan-name { font-size: 15px; }
.plan-price { white-space: nowrap; }
.plan-price strong { font-weight: 500; font-size: 26px; }
.plan-price small { color: var(--cyan); font-size: 13px; }
.select-mark { width: 17px; height: 17px; border: 1.5px solid #8eb2d1; border-radius: 50%; margin-top: 3px; }
.plan-option.selected .select-mark { border-color: var(--gold); background: var(--gold); box-shadow: inset 0 0 0 3px #11202b; }
.customer-section { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--line); }
.delivery-hint { color: var(--muted); font-size: 13px; margin: 7px 0 12px; }
.field { display: grid; grid-template-columns: 112px minmax(0,1fr); gap: 12px; align-items: start; margin-bottom: 13px; }
.field > label { padding-top: 12px; font-size: 14px; }
.field b { color: var(--cyan); font-weight: 400; }
.field em { display: block; font-style: normal; color: var(--muted); }
.field-control { min-width: 0; }
.input-wrap { display: flex; align-items: center; gap: 12px; min-height: 45px; padding: 0 12px; background: #051a2a; border: 1px solid #315d7a; border-radius: 8px; }
.input-wrap .icon { width: 20px; height: 20px; flex-basis: 20px; color: #8ab5d8; }
.input-wrap:focus-within { border-color: var(--cyan); box-shadow: 0 0 0 2px #00b8ff18; }
.input-wrap:has([aria-invalid="true"]) { border-color: #fa9191; }
.input-wrap input { width: 100%; min-width: 0; padding: 10px 0; border: 0; outline: 0; color: var(--text); background: transparent; font-size: 14px; }
input::placeholder { color: #8ca8c0; opacity: 1; }
.field-error { display: block; margin-top: 5px; color: #ffaaaa; font-size: 13px; }
.field-error:empty, .feedback:empty { display: none; }
.consent-row { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; margin-top: 18px; color: #c6d7e7; }
.consent-row input { flex: 0 0 20px; width: 20px; height: 20px; margin: 0; accent-color: #009aff; }
.consent-row a { text-decoration: underline; text-underline-offset: 2px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 45px; padding: 10px 14px; border-radius: 9px; border: 1px solid transparent; font-size: 15px; font-weight: 600; }
.button-primary { background: linear-gradient(180deg, #ffe65a 0%, #ffcc19 18%, #ffa20b 100%); border-color: #ffdb40; color: #100c02; box-shadow: inset 0 1px 2px #fff5ab80, 0 0 12px #ffbd1838; }
.button-primary:hover:not(:disabled) { background: linear-gradient(180deg, #fff082 0%, #ffd633 18%, #ffae1e 100%); box-shadow: inset 0 1px 2px #fff5ab80, 0 0 16px #ffbd1855; }
.button-primary:disabled { color: #46330d; box-shadow: inset 0 1px 2px #fff5ab60; }
.continue-button { width: 100%; margin-top: 18px; }
.button span[aria-hidden] { font-size: 22px; line-height: 1; }
.button-secondary { color: #fff; background: linear-gradient(180deg, #0879d4 0%, #0056a6 50%, #003c78 100%); border-color: #00baff; box-shadow: inset 0 0 10px #009cff65, 0 0 10px #008dff30; font-weight: 500; }
.button-secondary:hover:not(:disabled) { background: linear-gradient(180deg, #098aeb 0%, #0069c4 50%, #004b91 100%); }
.button-secondary:disabled { color: #7e9cb1; border-color: #28506a; background: #0a2334; }
.text-button { background: none; color: var(--cyan); border: 0; font-size: 14px; }
.feedback { font-size: 13px; color: var(--muted); margin-top: 10px; overflow-wrap: anywhere; }
.feedback.error { color: #ffaaaa; }
.summary-panel { position: sticky; top: 20px; }
.summary-panel summary { display: flex; align-items: center; list-style: none; cursor: default; }
.summary-panel summary::-webkit-details-marker { display: none; }
#mobile-summary-total, .summary-chevron { display: none; }
.summary-product { display: flex; align-items: center; gap: 14px; padding: 15px; margin-bottom: 8px; border: 1px solid var(--line); border-radius: 10px; background: #061d2e; }
.summary-product strong { display: block; font-size: 18px; font-weight: 500; }
.summary-product small { display: block; margin-top: 3px; font-size: 13px; color: var(--muted); }
.summary-lines { margin: 0; }
.summary-lines > div { display: flex; justify-content: space-between; align-items: center; gap: 15px; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.summary-lines dt { color: var(--muted); flex-shrink: 0; }
.summary-lines dd { margin: 0; text-align: right; }
.summary-lines dd small { display: block; font-size: 12px; margin-top: 3px; color: var(--muted); }
.summary-lines .delivery-line { align-items: flex-start; }
.delivery-line dd { max-width: 205px; color: #fff; }
.network-chip { display: inline-flex; align-items: center; gap: 8px; color: #9aefd5; font-size: 14px; }
.network-chip i { display: grid; place-items: center; width: 23px; height: 23px; background: #009d79; border-radius: 50%; color: white; font-style: normal; font-weight: 600; }
.summary-total { display: flex; justify-content: space-between; align-items: center; padding: 16px 0; font-size: 19px; }
.summary-total strong { color: var(--cyan); font-size: 30px; font-weight: 500; }
.summary-total small { font-size: 21px; }
.summary-reassurance { border: 1px solid var(--line); background: #041b2b; border-radius: 10px; padding: 0 14px; }
.summary-reassurance > div { display: flex; align-items: flex-start; gap: 13px; padding: 14px 0; }
.summary-reassurance > div + div { border-top: 1px solid var(--line-soft); }
.summary-reassurance .icon { color: var(--cyan); margin-top: 2px; }
.summary-reassurance strong { display: block; font-size: 14px; font-weight: 500; }
.summary-reassurance small { display: block; font-size: 13px; color: var(--muted); margin-top: 3px; }
.site-footer { background: rgba(1,12,23,.95); border-top: 1px solid var(--line); padding: 22px 0; }
.footer-inner { display: flex; align-items: center; gap: 32px; }
.footer-inner nav { display: flex; flex-wrap: wrap; gap: 22px; margin-inline: auto; }
.footer-inner nav a { color: #bdd4e9; font-size: 13px; }
.footer-note { max-width: 300px; color: var(--muted); font-size: 12px; }
.footer-note small { display: block; margin-top: 6px; font-size: 12px; }
.noscript-message { padding: 16px; background: var(--gold); color: #201007; text-align: center; }
@media (min-width: 981px) and (max-height: 800px) { .summary-panel { position: static; } }
@media (max-width: 980px) {
  :root { --shell: min(740px,calc(100% - 32px)); }
  .checkout-layout { display: block; }
  .summary-panel { position: static; padding: 14px 16px; margin-top: 16px; background: #061d2e; }
  .summary-panel summary { cursor: pointer; gap: 12px; }
  .summary-panel summary h2 { font-size: 16px; letter-spacing: 0; }
  #mobile-summary-total { display: block; margin-left: auto; font-size: 16px; color: var(--cyan); }
  .summary-chevron { display: block; color: var(--cyan); }
  .summary-body { margin-top: 14px; }
  .summary-panel .panel-intro { display: none; }
  .summary-reassurance { display: none; }
  .footer-inner { flex-wrap: wrap; }
  .footer-note { max-width: none; }
}
@media (max-width: 600px) {
  :root { --shell: calc(100% - 24px); }
  body { background-size: auto 1500px; }
  .header-inner { min-height: 72px; gap: 12px; }
  .brand { flex-basis: 98px; width: 98px; }
  .secure-label { gap: 7px; }
  .secure-label > .icon { width: 23px; height: 23px; flex-basis: 23px; }
  .secure-label strong { font-size: 14px; }
  .secure-label small { font-size: 11px; max-width: 140px; }
  .back-link { padding: 6px 8px; font-size: 20px; border: 0; }
  .back-link span { display: none; }
  .page-shell { padding-top: 20px; }
  h1 { font-size: 27px; }
  .checkout-intro p { font-size: 14px; margin-top: 8px; }
  .checkout-intro { margin-bottom: 20px; }
  .progress-track { padding: 0; margin-bottom: 22px; }
  .step { gap: 8px; }
  .step span { width: 32px; height: 32px; font-size: 20px; }
  .step strong { font-size: 12px; white-space: nowrap; }
  .step::after { top: 16px; left: calc(50% + 22px); right: calc(-50% + 22px); }
  .order-panel { padding: 18px 16px; }
  h2 { font-size: 22px; }
  .panel-intro { font-size: 14px; margin-bottom: 16px; }
  .product-switch { grid-template-columns: 1fr; gap: 8px; }
  .product-option { min-height: 73px; padding: 11px 14px; }
  .product-option small { font-size: 13px; }
  .product-option small br { display: none; }
  .plan-options { gap: 7px; }
  .plan-option { padding: 13px 4px 11px; }
  .plan-name { font-size: 13px; }
  .plan-price strong { display: block; font-size: 24px; }
  .plan-price small { display: block; font-size: 12px; }
  .field { grid-template-columns: 1fr; gap: 6px; }
  .field > label { padding: 0; }
  .field em { display: inline; }
  .input-wrap input { font-size: 16px; }
  .input-wrap { min-height: 47px; }
  .delivery-hint { font-size: 14px; }
  .consent-row { font-size: 14px; }
  .summary-panel { padding: 13px 11px; }
  .summary-panel summary { gap: 8px; }
  .summary-panel summary h2, #mobile-summary-total { font-size: 15px; }
  .summary-lines > div { gap: 10px; }
  .summary-lines dt { flex-shrink: 1; }
  .summary-lines dd { max-width: 175px; }
  .footer-inner { gap: 20px; }
  .footer-inner nav { margin: 0; gap: 12px 20px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }


.delivery-hint a{color:#77d9ff;text-underline-offset:3px}




.next-step-note { margin-top: 10px; color: var(--muted); font-size: 13px; text-align: center; }