:root {
  --dts-navy: #0b2e5c;
  --dts-blue: #153f78;
  --dts-teal: #00b8b0;
  --dts-teal-dark: #007f7a;
  --dts-ink: #162f4b;
  --dts-muted: #5e7185;
  --dts-line: #dce6ed;
  --dts-pale: #f3f8fa;
  --dts-white: #fff;
  --dts-gold: #c89731;
  --dts-shadow: 0 18px 46px rgba(11, 46, 92, .12);
}

.dts-postales-product-page { overflow-x: clip; background: #fff; color: var(--dts-ink); }
.dts-postales-product-page *, .dts-postales-product-page *::before, .dts-postales-product-page *::after { box-sizing: border-box; }
.dts-postales-product-page button, .dts-postales-product-page input { font: inherit; }
.dts-postales-main { min-height: 100vh; background: linear-gradient(180deg, #f8fbfc 0, #fff 690px); }
.dts-postales-shell { width: min(1240px, calc(100% - 40px)); margin: 0 auto; }
.dts-postales-breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; padding: 22px 0 16px; color: var(--dts-muted); font-size: 13px; }
.dts-postales-breadcrumb a { color: var(--dts-blue); text-decoration: none; }
.dts-postales-breadcrumb a:hover { text-decoration: underline; }
.dts-postales-kicker { display: block; margin-bottom: 10px; color: var(--dts-teal-dark); font-size: 12px; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }

.dts-postales-hero { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(340px, .92fr); gap: clamp(30px, 5vw, 72px); align-items: center; padding: 12px 0 58px; }
.dts-postales-gallery { min-width: 0; }
.dts-postales-gallery__main { overflow: hidden; border: 1px solid var(--dts-line); border-radius: 24px; background: #fff; box-shadow: var(--dts-shadow); }
.dts-postales-gallery__main button { display: block; width: 100%; padding: 0; border: 0; background: #fff; cursor: zoom-in; }
.dts-postales-gallery__main img { display: block; width: 100%; height: auto; aspect-ratio: 1; object-fit: cover; }
.dts-postales-gallery__thumbs { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; margin-top: 12px; }
.dts-postales-gallery__thumbs button { overflow: hidden; padding: 3px; border: 2px solid transparent; border-radius: 12px; background: #fff; cursor: pointer; transition: border-color .2s, transform .2s; }
.dts-postales-gallery__thumbs button:hover { transform: translateY(-2px); }
.dts-postales-gallery__thumbs button.is-active { border-color: var(--dts-teal); }
.dts-postales-gallery__thumbs img { display: block; width: 100%; height: auto; aspect-ratio: 1; border-radius: 8px; object-fit: cover; }
.dts-postales-hero__copy h1 { margin: 0 0 18px; color: var(--dts-navy); font-size: clamp(42px, 5vw, 68px); line-height: .98; letter-spacing: -.045em; }
.dts-postales-lead { margin: 0; color: #405b75; font-size: clamp(18px, 2vw, 22px); line-height: 1.55; }
.dts-postales-trust { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 18px; margin: 25px 0; padding: 0; list-style: none; }
.dts-postales-trust li { position: relative; padding-left: 24px; color: var(--dts-ink); font-size: 14px; font-weight: 700; }
.dts-postales-trust li::before { position: absolute; left: 0; top: 1px; width: 17px; height: 17px; border-radius: 50%; background: #dff8f5; color: var(--dts-teal-dark); content: '✓'; text-align: center; font-size: 12px; line-height: 17px; }
.dts-postales-start { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; padding: 0 25px; border-radius: 10px; background: var(--dts-navy); color: #fff; font-weight: 800; text-decoration: none; box-shadow: 0 12px 24px rgba(11, 46, 92, .18); }
.dts-postales-start:hover { background: var(--dts-blue); color: #fff; }

.dts-postales-form { margin: 0; }
.dts-postales-layout { display: grid; grid-template-columns: minmax(0, 1fr) 356px; gap: 28px; align-items: start; }
.dts-postales-config { display: grid; gap: 18px; min-width: 0; }
.dts-postales-step { overflow: hidden; padding: clamp(20px, 3vw, 30px); border: 1px solid var(--dts-line); border-radius: 18px; background: #fff; box-shadow: 0 10px 28px rgba(11, 46, 92, .055); }
.dts-postales-step__head { display: flex; gap: 15px; align-items: flex-start; margin-bottom: 22px; }
.dts-postales-step__head > span { flex: 0 0 32px; height: 32px; border-radius: 50%; background: var(--dts-navy); color: #fff; text-align: center; font-size: 14px; font-weight: 800; line-height: 32px; }
.dts-postales-step__head h2 { margin: 0; color: var(--dts-navy); font-size: clamp(22px, 3vw, 28px); line-height: 1.15; }
.dts-postales-step__head p { margin: 7px 0 0; color: var(--dts-muted); font-size: 14px; line-height: 1.5; }
.dts-postales-options { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.dts-postales-options--formats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.dts-postales-options button, .dts-postales-quantity-grid button { position: relative; min-width: 0; min-height: 80px; padding: 15px; border: 1px solid #cad8e2; border-radius: 13px; background: #fff; color: var(--dts-ink); text-align: left; cursor: pointer; transition: border-color .18s, box-shadow .18s, transform .18s, background .18s; }
.dts-postales-options button:hover, .dts-postales-quantity-grid button:hover { border-color: #8ca7ba; transform: translateY(-1px); }
.dts-postales-options button[aria-pressed="true"], .dts-postales-quantity-grid button[aria-pressed="true"] { border-color: var(--dts-teal); background: #effcfa; box-shadow: 0 0 0 2px rgba(0, 184, 176, .14); }
.dts-postales-options button[aria-pressed="true"]::after, .dts-postales-quantity-grid button[aria-pressed="true"]::after { position: absolute; top: 9px; right: 9px; width: 20px; height: 20px; border-radius: 50%; background: var(--dts-teal); color: #fff; content: '✓'; text-align: center; font-size: 12px; font-weight: 900; line-height: 20px; }
.dts-postales-options strong, .dts-postales-quantity-grid strong { display: block; padding-right: 17px; color: var(--dts-navy); font-size: 16px; line-height: 1.25; }
.dts-postales-options span, .dts-postales-quantity-grid span { display: block; margin-top: 5px; color: var(--dts-muted); font-size: 12px; line-height: 1.35; }
.dts-postales-options small { display: block; margin-top: 7px; color: var(--dts-muted); font-size: 11px; line-height: 1.35; }
.dts-postales-options--formats button { min-height: 118px; }
.dts-postales-options--formats strong { font-size: 23px; }
.dts-postales-options--formats small { min-height: 30px; }
.dts-postales-pefc { display: inline-flex !important; width: max-content; margin-top: 9px !important; padding: 3px 7px; border-radius: 999px; background: #e7f5eb; color: #26723d !important; font-weight: 800; letter-spacing: .05em; }
.dts-postales-quantity-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; }
.dts-postales-quantity-grid button { min-height: 73px; text-align: center; }
.dts-postales-quantity-grid strong { padding: 0; font-size: 16px; }
.dts-postales-more { margin-top: 16px; padding: 0; border: 0; border-bottom: 1px solid currentColor; background: none; color: var(--dts-blue); font-weight: 800; cursor: pointer; }
.dts-postales-step.is-limited { background: #fbfcfd; }

.dts-postales-template__card { display: flex; gap: 20px; align-items: center; justify-content: space-between; padding: 18px; border-radius: 14px; background: var(--dts-pale); }
.dts-postales-template__card strong, .dts-postales-template__card span { display: block; }
.dts-postales-template__card strong { color: var(--dts-navy); font-size: 17px; }
.dts-postales-template__card span { margin-top: 5px; color: var(--dts-muted); font-size: 13px; }
.dts-postales-template__card a { flex: 0 0 auto; padding: 12px 17px; border-radius: 9px; background: var(--dts-navy); color: #fff; font-weight: 800; text-decoration: none; }

.dts-postales-uploader__input { position: absolute !important; width: 1px !important; height: 1px !important; overflow: hidden !important; clip: rect(0, 0, 0, 0) !important; clip-path: inset(50%) !important; white-space: nowrap !important; }
.dts-postales-uploader__drop { display: flex; min-height: 210px; flex-direction: column; align-items: center; justify-content: center; gap: 9px; padding: 28px; border: 2px dashed #92a9b9; border-radius: 16px; background: #f8fbfc; text-align: center; cursor: pointer; transition: border-color .2s, background .2s; }
.dts-postales-uploader__drop:hover, .dts-postales-uploader__drop.is-dragging { border-color: var(--dts-teal); background: #effcfa; }
.dts-postales-uploader__drop.is-uploading { opacity: .55; pointer-events: none; }
.dts-postales-uploader__drop > span { width: 46px; height: 46px; border-radius: 50%; background: #dff8f5; color: var(--dts-teal-dark); font-size: 26px; line-height: 46px; }
.dts-postales-uploader__drop strong { color: var(--dts-navy); font-size: 17px; }
.dts-postales-uploader__drop b { padding: 10px 15px; border-radius: 8px; background: var(--dts-navy); color: #fff; font-size: 13px; }
.dts-postales-uploader__drop small { color: var(--dts-muted); }
.dts-postales-uploader__progress { margin-top: 15px; padding: 15px; border-radius: 12px; background: var(--dts-pale); }
.dts-postales-uploader__progress > div { display: flex; justify-content: space-between; margin-bottom: 9px; }
.dts-postales-uploader__progress i { display: block; overflow: hidden; height: 7px; border-radius: 99px; background: #d5e2e8; }
.dts-postales-uploader__progress i span { display: block; width: 0; height: 100%; background: var(--dts-teal); transition: width .15s; }
.dts-postales-uploader__file { margin-top: 15px; padding: 15px; border: 1px solid #b9e7e2; border-radius: 12px; background: #f0fbfa; }
.dts-postales-uploader__file > div:first-child { display: grid; gap: 5px; color: var(--dts-navy); overflow-wrap: anywhere; }
.dts-postales-uploader__file > div:last-child { display: flex; gap: 10px; margin-top: 12px; }
.dts-postales-uploader__file button { padding: 7px 10px; border: 1px solid #9bb1bf; border-radius: 7px; background: #fff; color: var(--dts-blue); cursor: pointer; }
#dts-postales-file-status { color: #26723d; font-weight: 700; }
#dts-postales-file-error { color: #a72537; font-weight: 700; }
.dts-postales-file__notes { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 18px; }
.dts-postales-file__notes p { margin: 0; padding: 15px; border-radius: 11px; background: var(--dts-pale); color: #4c6479; font-size: 13px; line-height: 1.55; }

.dts-postales-summary { position: sticky; top: 92px; overflow: hidden; padding: 26px; border-radius: 20px; background: var(--dts-navy); color: #fff; box-shadow: 0 22px 50px rgba(11, 46, 92, .22); }
.dts-postales-summary .dts-postales-kicker { color: #74e1d9; }
.dts-postales-summary h2 { margin: 0 0 20px; color: #fff; font-size: 29px; }
.dts-postales-summary__selection { margin: 0; padding: 0; }
.dts-postales-summary__selection > div { display: grid; grid-template-columns: 88px 1fr; gap: 10px; padding: 8px 0; border-bottom: 1px solid rgba(255,255,255,.12); }
.dts-postales-summary dt { color: #a9bfd5; font-size: 12px; }
.dts-postales-summary dd { margin: 0; color: #fff; text-align: right; font-size: 12px; font-weight: 700; overflow-wrap: anywhere; }
.dts-postales-prices { margin: 19px -26px 0; padding: 18px 26px; background: rgba(255,255,255,.07); }
.dts-postales-prices > div { display: flex; justify-content: space-between; gap: 14px; padding: 5px 0; color: #dce8f3; font-size: 13px; }
.dts-postales-prices strong { color: #fff; }
.dts-postales-prices .is-total { align-items: center; margin-top: 7px; padding-top: 14px; border-top: 1px solid rgba(255,255,255,.18); }
.dts-postales-prices .is-total span { font-weight: 800; }
.dts-postales-prices .is-total strong { color: #71e8de; font-size: 28px; line-height: 1; }
.dts-postales-summary__production { display: flex; flex-direction: column; gap: 3px; margin: 17px 0; padding: 12px; border-radius: 10px; background: rgba(0,184,176,.14); }
.dts-postales-summary__production strong { color: #7fe9e1; }
.dts-postales-summary__production span { color: #dce8f3; font-size: 11px; }
.dts-postales-add { width: 100%; min-height: 52px; border: 0; border-radius: 10px; background: var(--dts-teal); color: #062e34; font-size: 16px; font-weight: 900; cursor: pointer; box-shadow: 0 12px 26px rgba(0,184,176,.25); }
.dts-postales-add:hover { background: #21d0c6; }
.dts-postales-summary__safe, .dts-postales-summary__shipping { margin: 13px 0 0; text-align: center; color: #c7d7e6; font-size: 11px; line-height: 1.45; }
.dts-postales-summary__shipping { color: #9fb5c9; }
.dts-postales-noscript { padding: 20px; border: 1px solid #dba3aa; background: #fff4f5; color: #8d1e2d; }

.dts-postales-mobile-price { display: none; }
.dts-postales-seo { padding: 86px 0 70px; }
.dts-postales-seo > section { margin-top: 76px; }
.dts-postales-seo > section:first-child { margin-top: 0; }
.dts-postales-seo h2 { margin: 0 0 18px; color: var(--dts-navy); font-size: clamp(30px, 4vw, 44px); line-height: 1.1; letter-spacing: -.025em; }
.dts-postales-seo h3 { margin: 0 0 9px; color: var(--dts-navy); font-size: 20px; }
.dts-postales-seo p { color: #4b647a; font-size: 16px; line-height: 1.75; }
.dts-postales-seo__intro { display: grid; grid-template-columns: 1fr .78fr; gap: 55px; align-items: center; }
.dts-postales-seo__intro img, .dts-postales-campaigns img { display: block; width: 100%; height: auto; border-radius: 20px; box-shadow: var(--dts-shadow); }
.dts-postales-card-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 15px; }
.dts-postales-card-grid article { padding: 22px; border: 1px solid var(--dts-line); border-radius: 15px; background: #fff; }
.dts-postales-card-grid article p { margin: 0; font-size: 14px; line-height: 1.6; }
.dts-postales-split { display: grid; grid-template-columns: 1.3fr .7fr; gap: 28px; }
.dts-postales-split aside { align-self: center; padding: 28px; border-radius: 18px; background: var(--dts-navy); color: #fff; }
.dts-postales-split aside strong { font-size: 22px; }
.dts-postales-split aside p { margin-bottom: 0; color: #d9e7f2; }
.dts-postales-campaigns { display: grid; grid-template-columns: .8fr 1.2fr; gap: 55px; align-items: center; }
.dts-postales-campaigns.is-reverse > div:first-child { order: 2; }
.dts-postales-card-grid--wide { grid-template-columns: 1fr 1fr; }
.dts-postales-card-grid--wide h2 { font-size: 30px; }
.dts-postales-steps { display: grid; grid-template-columns: repeat(7, 1fr); gap: 10px; margin: 26px 0 0; padding: 0; list-style: none; }
.dts-postales-steps li { min-height: 160px; padding: 17px 13px; border-radius: 14px; background: var(--dts-pale); }
.dts-postales-steps strong { display: block; width: 30px; height: 30px; margin-bottom: 15px; border-radius: 50%; background: var(--dts-teal); color: #073c42; text-align: center; line-height: 30px; }
.dts-postales-steps span { color: #405c72; font-size: 13px; line-height: 1.5; }
.dts-postales-local { display: flex; gap: 30px; align-items: center; justify-content: space-between; padding: clamp(28px, 5vw, 55px); border-radius: 24px; background: linear-gradient(135deg, var(--dts-navy), #176579); color: #fff; }
.dts-postales-local h2 { color: #fff; }
.dts-postales-local p { max-width: 850px; margin-bottom: 0; color: #dceaf3; }
.dts-postales-local a { flex: 0 0 auto; padding: 14px 18px; border-radius: 9px; background: var(--dts-teal); color: #07333a; font-weight: 900; text-decoration: none; }
.dts-postales-related > div { display: flex; flex-wrap: wrap; gap: 10px; }
.dts-postales-related a { padding: 12px 16px; border: 1px solid #b7c9d5; border-radius: 999px; color: var(--dts-blue); font-weight: 800; text-decoration: none; }
.dts-postales-related a:hover { border-color: var(--dts-teal); background: #effcfa; }
.dts-postales-faq > div { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 18px; }
.dts-postales-faq details { border: 1px solid var(--dts-line); border-radius: 12px; background: #fff; }
.dts-postales-faq summary { position: relative; padding: 17px 45px 17px 18px; color: var(--dts-navy); font-weight: 800; cursor: pointer; list-style: none; }
.dts-postales-faq summary::-webkit-details-marker { display: none; }
.dts-postales-faq summary::after { position: absolute; top: 15px; right: 17px; color: var(--dts-teal-dark); content: '+'; font-size: 23px; line-height: 1; }
.dts-postales-faq details[open] summary::after { content: '−'; }
.dts-postales-faq details p { margin: 0; padding: 0 18px 18px; font-size: 14px; line-height: 1.6; }

.dts-postales-lightbox { width: min(92vw, 900px); max-width: 900px; padding: 45px 15px 15px; border: 0; border-radius: 18px; background: #fff; box-shadow: 0 30px 90px rgba(0,0,0,.4); }
.dts-postales-lightbox::backdrop { background: rgba(5, 22, 44, .78); }
.dts-postales-lightbox button { position: absolute; top: 8px; right: 10px; width: 34px; height: 34px; border: 0; border-radius: 50%; background: var(--dts-navy); color: #fff; font-size: 23px; cursor: pointer; }
.dts-postales-lightbox img { display: block; max-width: 100%; max-height: 78vh; margin: 0 auto; width: auto; height: auto; }

.dts-postales-product-page :focus-visible { outline: 3px solid #ffc64d; outline-offset: 3px; }

@media (max-width: 1080px) {
  .dts-postales-layout { grid-template-columns: minmax(0, 1fr) 320px; }
  .dts-postales-options--formats { grid-template-columns: repeat(2, 1fr); }
  .dts-postales-quantity-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .dts-postales-steps { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 840px) {
  .dts-postales-shell { width: min(100% - 28px, 720px); }
  .dts-postales-hero { grid-template-columns: 1fr; gap: 32px; padding-bottom: 42px; }
  .dts-postales-hero__copy { order: -1; }
  .dts-postales-hero__copy h1 { font-size: clamp(40px, 11vw, 60px); }
  .dts-postales-layout { grid-template-columns: 1fr; }
  .dts-postales-summary { position: relative; top: auto; }
  .dts-postales-mobile-price { position: fixed; z-index: 9997; right: max(12px, env(safe-area-inset-right)); bottom: max(12px, env(safe-area-inset-bottom)); display: grid; min-width: 158px; padding: 10px 14px; border: 1px solid rgba(255,255,255,.18); border-radius: 14px; background: rgba(11,46,92,.96); color: #fff; box-shadow: 0 14px 35px rgba(8,38,72,.3); backdrop-filter: blur(12px); transition: opacity .2s, transform .2s; }
  .dts-postales-mobile-price span, .dts-postales-mobile-price small { color: #bcd1e3; font-size: 10px; line-height: 1.2; }
  .dts-postales-mobile-price strong { margin: 2px 0; color: #72e6dd; font-size: 21px; line-height: 1; }
  .dts-postales-mobile-price.is-hidden { opacity: 0; transform: translateY(14px); pointer-events: none; }
  .dts-postales-seo__intro, .dts-postales-split, .dts-postales-campaigns { grid-template-columns: 1fr; gap: 28px; }
  .dts-postales-campaigns.is-reverse > div:first-child { order: 0; }
  .dts-postales-card-grid { grid-template-columns: 1fr 1fr; }
  .dts-postales-steps { grid-template-columns: repeat(2, 1fr); }
  .dts-postales-local { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 560px) {
  .dts-postales-shell { width: min(100% - 20px, 520px); }
  .dts-postales-breadcrumb { padding-top: 14px; }
  .dts-postales-hero { padding-top: 4px; }
  .dts-postales-lead { font-size: 17px; }
  .dts-postales-trust { grid-template-columns: 1fr; }
  .dts-postales-gallery__main { border-radius: 16px; }
  .dts-postales-gallery__thumbs { gap: 6px; }
  .dts-postales-gallery__thumbs button { padding: 2px; border-radius: 9px; }
  .dts-postales-step { padding: 18px 15px; border-radius: 14px; }
  .dts-postales-step__head { gap: 10px; }
  .dts-postales-step__head > span { flex-basis: 29px; height: 29px; line-height: 29px; }
  .dts-postales-options, .dts-postales-options--formats, .dts-postales-card-grid, .dts-postales-card-grid--wide, .dts-postales-faq > div { grid-template-columns: 1fr; }
  .dts-postales-options--formats { grid-template-columns: 1fr 1fr; }
  .dts-postales-options--formats button { min-height: 106px; }
  .dts-postales-options button { min-height: 74px; }
  .dts-postales-quantity-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .dts-postales-quantity-grid button { min-height: 70px; padding: 11px 7px; }
  .dts-postales-template__card { align-items: stretch; flex-direction: column; }
  .dts-postales-template__card a { text-align: center; }
  .dts-postales-file__notes { grid-template-columns: 1fr; }
  .dts-postales-uploader__drop { min-height: 185px; padding: 20px 13px; }
  .dts-postales-summary { padding: 22px 18px; border-radius: 16px; }
  .dts-postales-prices { margin-right: -18px; margin-left: -18px; padding-right: 18px; padding-left: 18px; }
  .dts-postales-seo { padding-top: 60px; }
  .dts-postales-seo > section { margin-top: 58px; }
  .dts-postales-seo h2 { font-size: 30px; }
  .dts-postales-steps { grid-template-columns: 1fr; }
  .dts-postales-steps li { min-height: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .dts-postales-product-page *, .dts-postales-product-page *::before, .dts-postales-product-page *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}