/* Shared sample library. These styles never affect the legacy product pages. */
.echeck-sample {
    --sample-blue: #245be8; --sample-ink: #182a43; --sample-muted: #748197;
    --sample-line: #e5eaf2; --sample-sidebar-width: 264px; --sample-header-height: 76px;
    margin: 0; color: var(--sample-ink); background: #f7f9fc; overflow-x: clip;
    font-family: 'SUIT', 'Noto Sans KR', 'Apple SD Gothic Neo', 'Malgun Gothic', sans-serif;
    font-size: 14px; line-height: 1.5; -webkit-text-size-adjust: 100%; -webkit-font-smoothing: antialiased;
}
.echeck-sample *, .echeck-sample *::before, .echeck-sample *::after { box-sizing: border-box; }
.echeck-sample [hidden] { display: none !important; }
.echeck-sample a { color: inherit; text-decoration: none; }
.echeck-sample button, .echeck-sample input { font: inherit; }
.echeck-sample button, .echeck-sample summary { cursor: pointer; }
.echeck-sample button { color: inherit; }
.echeck-sample h1, .echeck-sample h2, .echeck-sample h3, .echeck-sample p { margin: 0; }
.echeck-sample :is(a, button, input, summary):focus-visible { outline: 3px solid #89adff; outline-offset: 3px; }
.echeck-sample .sample-main:focus { outline: none; }
.echeck-sample .sample-skip-link { position: fixed; top: -70px; left: 16px; z-index: 300; padding: 12px 18px; color: #fff; background: var(--sample-blue); border-radius: 10px; }
.echeck-sample .sample-skip-link:focus { top: 12px; }
/* Header */
.echeck-sample .sample-header {
    position: fixed; inset: 0 0 auto; height: var(--sample-header-height); z-index: 60;
    display: flex; align-items: center; gap: 24px; padding: 0 28px 0 16px;
    background: #fff; border-bottom: 1px solid var(--sample-line);
}
.echeck-sample .sample-brand-group { display: flex; align-items: center; gap: 16px; flex-shrink: 0; }
.echeck-sample .sample-icon-button { display: inline-grid; place-items: center; width: 38px; height: 38px; border: 1px solid transparent; border-radius: 10px; background: transparent; color: #738199; font-size: 19px; }
.echeck-sample .sample-icon-button:hover { color: var(--sample-blue); background: #f0f5ff; }
.echeck-sample .sample-company-brand { display: flex; align-items: center; }
.echeck-sample .sample-company-brand img { display: block; width: 94px; height: auto; }
.echeck-sample .sample-brand-divider { height: 20px; width: 1px; background: #dfe5ef; }
.echeck-sample .sample-product-brand { display: inline-flex; align-items: center; gap: 9px; color: #233c61; font-size: 19px; font-weight: 800; letter-spacing: -.7px; }
.echeck-sample .sample-brand-mark { display: none; place-items: center; width: 30px; height: 30px; border-radius: 9px; background: var(--sample-blue); color: #fff; font-size: 17px; }
.echeck-sample .sample-header-nav { display: flex; align-items: center; gap: 6px; margin-left: auto; height: 100%; font-weight: 600; font-size: 13px; }
.echeck-sample .sample-header-nav > a, .echeck-sample .sample-header-menu > summary { display: inline-flex; align-items: center; gap: 7px; padding: 10px 13px; border-radius: 8px; color: #66758b; list-style: none; }
.echeck-sample .sample-header-menu > summary::-webkit-details-marker { display: none; }
.echeck-sample .sample-header-menu > summary i { font-size: 10px; }
.echeck-sample .sample-header-nav > a:hover, .echeck-sample .sample-header-menu > summary:hover { background: #f5f7fb; color: var(--sample-ink); }
.echeck-sample .sample-header-nav .sample-header-current { color: var(--sample-blue); background: #eff4ff; }
.echeck-sample .sample-header-menu { position: relative; }
.echeck-sample .sample-header-menu[open] > summary { color: var(--sample-blue); background: #eff4ff; }
.echeck-sample .sample-menu-content { position: absolute; top: calc(100% + 16px); right: 0; min-width: 200px; padding: 8px; border: 1px solid var(--sample-line); border-radius: 14px; background: #fff; box-shadow: 0 16px 48px #1f315320; }
.echeck-sample .sample-menu-content a { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 12px; border-radius: 8px; color: #445672; }
.echeck-sample .sample-menu-content a:hover { color: var(--sample-blue); background: #f3f7ff; }
.echeck-sample .sample-menu-content i { color: #9ba9bb; }
.echeck-sample .sample-header-contact { position: relative; isolation: isolate; overflow: hidden; display: inline-flex; align-items: center; justify-content: center; gap: 9px; padding: 5px 16px 5px 5px; flex-shrink: 0; min-height: 46px; border: 1px solid #ead8ca; border-radius: 999px; color: #713e26; background: linear-gradient(115deg, #fffaf5, #fcebdc); font-weight: 750; font-size: 13px; line-height: 1.2; box-shadow: inset 0 1px 0 #ffffffcc, 0 3px 9px #7951370b; transition: background .2s, border-color .2s, box-shadow .2s, transform .2s; }
.echeck-sample .sample-header-contact::before { content: ''; position: absolute; z-index: 0; top: -50%; bottom: -50%; left: 0; width: 45%; background: linear-gradient(90deg, transparent, #ffffffb3, transparent); opacity: 0; transform: translateX(-150%) skewX(-20deg); transition: transform .55s ease, opacity .2s; pointer-events: none; }
.echeck-sample .sample-header-contact > * { position: relative; z-index: 1; }
.echeck-sample .sample-header-contact-icon { display: grid; place-items: center; flex: 0 0 34px; height: 34px; border: 1px solid #edddcf; border-radius: 12px; color: #995b36; background: linear-gradient(145deg, #fff, #fff8ef); box-shadow: 0 2px 4px #8957380a; transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease; }
.echeck-sample .sample-header-contact-icon svg { display: block; width: 20px; height: 20px; }
.echeck-sample .sample-header-contact-label { white-space: nowrap; }
.echeck-sample .sample-header-contact:is(:hover, :focus-visible) { color: #713e26; border-color: #ddb594; background: linear-gradient(115deg, #fff4e6, #fbdcc2); box-shadow: 0 6px 14px #9b5c301a; transform: translateY(-1px); }
.echeck-sample .sample-header-contact:is(:hover, :focus-visible)::before { opacity: 1; transform: translateX(350%) skewX(-20deg); }
.echeck-sample .sample-header-contact:is(:hover, :focus-visible) .sample-header-contact-icon { border-color: #dfbd9f; box-shadow: 0 3px 7px #89573815; transform: translateY(-1px) rotate(-5deg); }
.echeck-sample .sample-header-contact:focus-visible { outline: 2px solid #b57950; outline-offset: 3px; }
.echeck-sample .sample-header-contact:active { transform: translateY(0) scale(.98); box-shadow: 0 2px 5px #9b5c3012; }
.echeck-sample .sample-mobile-consultation { display: none; }
.echeck-sample .sample-consultation-links { width: 288px; min-width: 0; max-width: calc(100vw - 24px); padding: 8px; border-color: #eee3da; border-radius: 18px; box-shadow: 0 16px 48px #3827191a, 0 3px 8px #38271908; max-height: calc(100dvh - var(--sample-header-height) - 24px); overflow-y: auto; overscroll-behavior: contain; }
.echeck-sample .sample-consultation-caption { padding: 5px 9px 7px; color: #8b7869; font-size: 11px; font-weight: 650; }
.echeck-sample .sample-consultation-links a { justify-content: flex-start; gap: 9px; min-height: 54px; padding: 7px 9px; border-radius: 11px; transition: background .18s, color .18s; }
.echeck-sample .sample-consultation-links a + a { margin-top: 2px; }
.echeck-sample .sample-consultation-links a:is(:hover, :focus-visible, :active) { color: #713e26; background: #fff6ee; }
.echeck-sample .sample-consultation-links a:focus-visible { outline: 2px solid #b57950; outline-offset: -2px; }
.echeck-sample .sample-consultation-icon { display: grid; place-items: center; flex: 0 0 32px; height: 32px; border: 1px solid #f1e2d5; border-radius: 10px; color: #a5653f; background: #fff8f1; }
.echeck-sample .sample-consultation-icon svg { width: 19px; height: 19px; }
.echeck-sample .sample-consultation-text { display: grid; gap: 1px; min-width: 0; }
.echeck-sample .sample-consultation-text strong { color: #34455d; font-size: 13px; line-height: 1.4; font-weight: 750; }
.echeck-sample .sample-consultation-text small { color: #86909e; font-size: 11px; line-height: 1.4; font-weight: 450; overflow-wrap: anywhere; }
.echeck-sample .sample-consultation-next { flex: 0 0 15px; width: 15px; height: 15px; margin-left: auto; color: #b4a18f; }
/* Searchable sample library */
.echeck-sample .sample-sidebar {
    position: fixed; top: var(--sample-header-height); left: 0; bottom: 0; z-index: 30;
    display: flex; flex-direction: column; width: var(--sample-sidebar-width); padding: 28px 16px 20px;
    background: #fff; border-right: 1px solid var(--sample-line); overflow-y: auto; overscroll-behavior: contain;
    scrollbar-width: thin; scrollbar-color: #d5deeb transparent;
}
.echeck-sample .sample-sidebar-heading { display: flex; align-items: center; justify-content: space-between; padding: 0 10px; margin-bottom: 20px; }
.echeck-sample .sample-eyebrow { display: block; color: #607089; font-size: calc(10px + 1pt); font-weight: 800; letter-spacing: 1.5px; }
.echeck-sample .sample-sidebar-heading h2 { margin-top: 5px; color: #243752; font-size: calc(19px + 1pt); font-weight: 800; letter-spacing: -.6px; }
.echeck-sample #sampleSidebarClose { display: none; }
.echeck-sample .sample-search { display: flex; align-items: center; gap: 9px; margin: 0 4px; min-height: 42px; padding: 0 11px; background: #f7f9fc; border: 1px solid #e6ebf3; border-radius: 10px; color: #91a0b4; }
.echeck-sample .sample-search:focus-within { border-color: #82a7fb; background: #fff; box-shadow: 0 0 0 3px #245be80b; }
.echeck-sample .sample-search input { min-width: 0; width: 100%; outline: 0; border: 0; padding: 9px 0; color: #253a59; background: transparent; font-size: calc(12px + 1pt); }
.echeck-sample .sample-search input::placeholder { color: #607089; }
.echeck-sample .sample-search input::-webkit-search-cancel-button { -webkit-appearance: none; }
.echeck-sample .sample-search kbd { display: grid; place-items: center; width: 20px; height: 22px; border: 1px solid #e1e7f0; border-radius: 5px; background: #fff; font-family: inherit; font-size: calc(11px + 1pt); color: #607089; }
.echeck-sample .sample-search:has(#sampleSearchClear:not([hidden])) kbd { display: none; }
.echeck-sample #sampleSearchClear { display: grid; place-items: center; flex: 0 0 25px; width: 25px; height: 28px; padding: 0; border: 0; background: transparent; color: #8190a5; font-size: 20px; }
.echeck-sample .sample-search-count { min-height: 18px; margin: 9px 13px 14px; color: #607089; font-size: calc(10px + 1pt); }
.echeck-sample .sample-catalog { flex: 1; }
.echeck-sample .sample-catalog section + section { margin-top: 22px; }
.echeck-sample .sample-catalog h3 { padding: 0 12px; margin-bottom: 8px; color: #607089; font-size: calc(11px + 1pt); font-weight: 700; letter-spacing: .2px; }
.echeck-sample .sample-catalog a { position: relative; display: flex; align-items: center; gap: 11px; min-height: 41px; margin: 3px 0; padding: 9px 12px; border-radius: 9px; color: #596b83; font-size: calc(13px + 1pt); font-weight: 550; transition: background .15s, color .15s; }
.echeck-sample .sample-catalog a > i { flex: 0 0 18px; text-align: center; color: #8d9db2; font-size: 15px; }
.echeck-sample .sample-catalog a:hover { background: #f5f8fe; color: #244679; }
.echeck-sample .sample-catalog a[aria-current="page"] { color: #2458d9; font-weight: 750; background: #edf3ff; }
.echeck-sample .sample-catalog a[aria-current="page"] > i { color: var(--sample-blue); }
.echeck-sample .sample-catalog a[aria-current="page"]::after { content: ''; margin-left: auto; flex: 0 0 5px; height: 5px; border-radius: 50%; background: #4676ee; }
.echeck-sample .sample-search-empty { display: flex; align-items: center; flex-direction: column; gap: 8px; padding: 30px 10px 40px; text-align: center; color: #607089; font-size: calc(11px + 1pt); }
.echeck-sample .sample-search-empty > i { margin-bottom: 8px; font-size: 25px; }
.echeck-sample .sample-search-empty strong { color: #536981; font-size: calc(13px + 1pt); }
.echeck-sample .sample-sidebar-help { margin: 28px 4px 14px; padding: 16px; border: 1px solid #e5ecfa; border-radius: 14px; background: linear-gradient(135deg, #f3f7ff, #fbfcff); }
.echeck-sample .sample-help-icon { display: grid; place-items: center; width: 28px; height: 28px; margin-bottom: 11px; border-radius: 9px; background: #e4edff; color: var(--sample-blue); font-size: 15px; }
.echeck-sample .sample-sidebar-help strong { display: block; color: #3e5474; font-size: calc(11px + 1pt); font-weight: 750; letter-spacing: -.35px; }
.echeck-sample .sample-sidebar-help p { margin-top: 5px; color: #607089; font-size: calc(10px + 1pt); line-height: 1.6; }
.echeck-sample .sample-sidebar-help button { display: flex; align-items: center; justify-content: space-between; width: 100%; margin-top: 16px; padding: 0; border: 0; background: transparent; color: #3c63b9; font-size: calc(11px + 1pt); font-weight: 750; }
.echeck-sample .sample-sidebar-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; color: #607089; font-size: calc(10px + 1pt); }
.echeck-sample .sample-sidebar-links a:hover { color: var(--sample-blue); }
/* Document workspace */
.echeck-sample .sample-main { margin: var(--sample-header-height) 0 0 var(--sample-sidebar-width); padding: 28px 36px 0; }
.echeck-sample .sample-page-heading { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
.echeck-sample .sample-page-heading h1 { color: #172d4b; font-size: 28px; font-weight: 800; line-height: 1.35; letter-spacing: -1.15px; word-break: keep-all; }
.echeck-sample .sample-page-heading p { margin-top: 7px; color: #607089; font-size: 12px; }
.echeck-sample .sample-document-type { display: inline-flex; align-items: center; gap: 7px; flex-shrink: 0; padding: 6px 10px; border: 1px solid #e3e9f2; border-radius: 7px; background: #fff; color: #607089; font-size: 10px; }
.echeck-sample .page-header-box { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; padding: 14px 20px; border: 1px solid #c6d8f7; border-radius: 14px; background: #dfeaff; box-shadow: 0 2px 6px #243d7303; }
.echeck-sample .header-icon-box { display: grid; place-items: center; flex: 0 0 40px; height: 40px; border: 1px solid #dae6ff; border-radius: 12px; background: #fff; color: var(--sample-blue); font-size: 21px; }
.echeck-sample .sample-intro-copy { min-width: 0; }
.echeck-sample .page-title-text { margin: 0 0 5px; color: #4b6386; font-size: 13px; font-weight: 600; line-height: 1.55; word-break: keep-all; letter-spacing: -.25px; }
.echeck-sample .intro-link { display: inline-flex; align-items: center; gap: 8px; padding: 2px 0; color: #a64b20; font-size: 12px; font-weight: 750; line-height: 1.5; }
.echeck-sample .intro-link:hover { color: #914019; text-decoration: underline; text-underline-offset: 4px; }
.echeck-sample .intro-link > i { flex-shrink: 0; font-size: 12px; }
.echeck-sample .pdf-viewer-card { overflow: hidden; border: 1px solid #dfe6ef; border-radius: 16px; background: #fff; box-shadow: 0 6px 24px #2e426b06; scroll-margin-top: 190px; }
.echeck-sample .pdf-header { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 14px; padding: 17px 20px; background: #fff; border-bottom: 1px solid #e5ebf3; }
.echeck-sample .sample-pdf-heading { display: flex; align-items: center; gap: 11px; min-width: 0; }
.echeck-sample .sample-pdf-icon { display: grid; place-items: center; flex: 0 0 36px; height: 40px; border-radius: 10px; background: #f1f5fb; color: #6682aa; font-size: 19px; }
.echeck-sample .sample-pdf-eyebrow { display: block; color: #607089; font-size: 8px; font-weight: 750; letter-spacing: 1px; margin-bottom: 3px; }
.echeck-sample .pdf-header h2 { margin: 0; color: #314965; font-family: inherit; font-size: 14px; font-weight: 750; line-height: 1.45; word-break: keep-all; }
.echeck-sample .sample-badge { align-self: center; margin-left: 2px; padding: 2px 6px; border: 1px solid #e1e8f3; border-radius: 4px; color: #607089; font-size: 8px; font-weight: 750; }
.echeck-sample .pdf-header-actions { display: flex; align-items: center; gap: 7px; flex-shrink: 0; }
.echeck-sample .pdf-action { display: inline-flex; align-items: center; justify-content: center; gap: 7px; min-height: 35px; padding: 7px 11px; border: 1px solid #e0e7f1; border-radius: 8px; background: #fff; color: #657997; font-size: 11px; font-weight: 650; }
.echeck-sample .pdf-action > i { font-size: 14px; }
.echeck-sample .pdf-action:hover { border-color: #a7c0ef; background: #f7faff; color: #3162c4; }
.echeck-sample .pdf-action-expand { min-width: 82px; color: #fff; background: linear-gradient(135deg, #3972ef, #245be8); border-color: #245be8; box-shadow: 0 3px 8px #245be825; font-weight: 750; transition: background .15s, box-shadow .15s; }
.echeck-sample .pdf-action-expand:hover { color: #fff; border-color: #1d4ac1; background: #1d4ac1; box-shadow: 0 4px 12px #245be838; }
.echeck-sample .pdf-action-expand[aria-pressed="true"] { color: #2458d9; background: #edf3ff; border-color: #b8ccf8; box-shadow: none; }
.echeck-sample .pdf-action-expand[aria-pressed="true"]:hover { background: #e1ebff; border-color: #91b1f3; }
.echeck-sample .pdf-body { position: relative; min-height: 500px; background: #e7ecf3; text-align: center; }
.echeck-sample #pdfContainer { width: 100%; min-height: 500px; }
.echeck-sample #pdfContainer.is-native-pdf, .echeck-sample #pdfContainer iframe { height: 1100px; }
.echeck-sample #pdfContainer iframe { display: block; width: 100%; border: 0; }
.echeck-sample #pdfContainer.is-mobile-pdf { padding: 16px 0 26px; }
.echeck-sample .pdf-page { margin: 0 auto 18px; text-align: center; }
.echeck-sample .pdf-page-canvas { display: block; max-width: 96%; height: auto; margin: auto; box-shadow: 0 3px 16px #293b541a; }
.echeck-sample .pdf-page-caption { padding-top: 9px; color: #607089; font-size: 10px; }
.echeck-sample .pdf-render-progress { padding: 10px 16px; border-bottom: 1px solid #dce3ed; background: #edf1f7; color: #607089; font-size: 10px; }
.echeck-sample .pdf-loading { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; padding-top: 100px; z-index: 2; background: #f2f5fa; pointer-events: none; }
.echeck-sample .modern-spinner { width: 32px; height: 32px; border: 3px solid #dfe7f5; border-top-color: var(--sample-blue); border-radius: 50%; animation: sample-spin .8s linear infinite; }
.echeck-sample .loading-text { margin-top: 14px; color: #607089; font-size: 12px; }
.echeck-sample .pdf-fallback { padding: 36px 20px; background: #f1f6ff; color: #546e96; }
.echeck-sample .pdf-fallback p { margin-bottom: 16px; font-size: 13px; line-height: 1.7; word-break: keep-all; }
.echeck-sample .pdf-fallback a, .echeck-sample .pdf-fallback button { display: inline-block; margin: 4px; padding: 10px 14px; border: 1px solid #cbd9ef; border-radius: 8px; background: #fff; color: #3162c4; font-size: 12px; }
.echeck-sample .sample-viewer-note { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 14px 20px; border-top: 1px solid #e1e7f0; color: #607089; font-size: 10px; }
.echeck-sample .sample-viewer-note span { display: flex; gap: 7px; }
.echeck-sample .sample-viewer-note button { flex-shrink: 0; border: 0; padding: 5px 0; background: transparent; color: #5475ab; font-size: 11px; font-weight: 700; }
.echeck-sample .sample-viewer-note button i { margin-left: 10px; }
/* Footer */
.echeck-sample .sample-footer { margin-left: var(--sample-sidebar-width); padding: 32px 36px 26px; color: #607089; }
.echeck-sample .sample-footer-top { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-bottom: 22px; border-bottom: 1px solid #e7ecf3; }
.echeck-sample .sample-footer-brand { display: inline-flex; align-items: center; gap: 14px; color: #657b99; font-size: 17px; font-weight: 800; letter-spacing: -.5px; }
.echeck-sample .sample-footer-brand span { padding-left: 14px; border-left: 1px solid #dfe6ef; color: #607089; font-size: 11px; font-weight: 500; letter-spacing: 0; }
.echeck-sample .sample-footer-top p { margin-top: 6px; color: #607089; font-size: 10px; }
.echeck-sample .sample-footer nav { display: flex; gap: 18px; color: #607089; font-size: 10px; }
.echeck-sample .sample-footer nav i { margin-left: 3px; font-size: 9px; }
.echeck-sample .sample-footer a:hover { color: var(--sample-blue); }
.echeck-sample .sample-footer-bottom { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; padding-top: 18px; color: #607089; font-size: 11px; line-height: 1.9; }
.echeck-sample .sample-footer-bottom > div { display: flex; flex-direction: column; align-items: flex-end; }
.echeck-sample .sample-footer-separator { margin: 0 6px; color: #c5cedb; }
/* Focus mode is deliberately reversible and never changes the document. */
.echeck-sample.sample-sidebar-collapsed .sample-sidebar, .echeck-sample.sample-focus-mode .sample-sidebar { visibility: hidden; transform: translateX(-100%); }
.echeck-sample.sample-sidebar-collapsed .sample-main, .echeck-sample.sample-sidebar-collapsed .sample-footer, .echeck-sample.sample-focus-mode .sample-main, .echeck-sample.sample-focus-mode .sample-footer { margin-left: 0; }
.echeck-sample.sample-focus-mode .page-header-box, .echeck-sample.sample-focus-mode .sample-page-heading { display: none; }
.echeck-sample.sample-focus-mode .sample-main { padding-top: 20px; }
.echeck-sample.sample-focus-mode #pdfContainer.is-native-pdf, .echeck-sample.sample-focus-mode #pdfContainer iframe { min-height: 400px; height: calc(100dvh - 176px); }
.echeck-sample.sample-focus-mode .pdf-body { min-height: 400px; }
.echeck-sample .sample-sidebar-backdrop { position: fixed; inset: 0; z-index: 80; background: #142a4d5c; backdrop-filter: blur(3px); }

/* The widget is a body child: native PDF scrolling cannot move or clip it. */
.echeck-sample .contact-widget { position: fixed; z-index: 50; right: 48px; top: 55%; }
.echeck-sample .contact-launcher {
    display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 56px;
    padding: 0 19px; border: 1px solid rgba(255,255,255,.3); border-radius: 100px;
    background: var(--sample-blue); color: #fff; font: inherit; font-size: 14px; font-weight: 700;
    box-shadow: 0 8px 28px #12399440, 0 2px 6px #0002; transition: background .18s, box-shadow .18s;
}
.echeck-sample .contact-launcher:hover { background: #1d4ed8; box-shadow: 0 10px 32px #12399460; }
.echeck-sample .contact-launcher i { font-size: 22px; }
.echeck-sample .contact-panel {
    position: fixed; width: 350px; max-width: calc(100% - 24px); overflow-y: auto; overscroll-behavior: contain;
    border: 1px solid #e2e9f3; border-radius: 24px; padding: 24px; background: #fff; color: #1e293b;
    text-align: left; box-shadow: 0 20px 70px #101f3a30, 0 3px 12px #101f3a12;
    animation: sample-panel-in .18s ease-out;
}
.echeck-sample .contact-panel-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.echeck-sample .contact-brand { font-size: 11px; font-weight: 800; letter-spacing: 1.5px; color: #2563eb; }
.echeck-sample .contact-panel-tools { display: flex; align-items: center; gap: 10px; }
.echeck-sample .contact-save { display: inline-flex; align-items: center; justify-content: center; gap: 5px; min-height: 36px; padding: 6px 8px; border: 1px solid #e1e9f5; border-radius: 9px; background: #f8faff; color: #48638b; font-size: 10px; font-weight: 700; white-space: nowrap; }
.echeck-sample .contact-save i { font-size: 14px; }
.echeck-sample .contact-save:hover { color: #245be8; border-color: #bdcff4; background: #edf3ff; }
.echeck-sample .contact-close { display: grid; place-items: center; width: 36px; height: 36px; margin: -8px -8px -8px 0; border: 0; border-radius: 50%; background: #f2f5fa; color: #59677e; font-size: 22px; }
.echeck-sample .contact-close:hover { background: #e7edf7; }
.echeck-sample .contact-panel h2 { margin: 0 0 8px; color: #17253c; font-family: inherit; font-size: 22px; font-weight: 750; line-height: 1.4; letter-spacing: -.7px; }
.echeck-sample .contact-description { margin: 0 0 16px; color: #65738a; font-size: 13px; line-height: 1.7; word-break: keep-all; }
.echeck-sample .contact-method { display: flex; align-items: center; gap: 4px; margin-top: 8px; padding: 7px; border: 1px solid #e5ebf4; border-radius: 14px; background: #f8faff; }
.echeck-sample .contact-method:hover { border-color: #b8cefa; background: #f1f6ff; }
.echeck-sample .contact-method-link { display: flex; flex: 1; align-items: center; gap: 11px; min-width: 0; min-height: 52px; padding: 5px; color: #223451; }
.echeck-sample .contact-method-link:hover { color: #1d54c5; }
.echeck-sample .contact-method-icon { display: grid; place-items: center; flex: 0 0 37px; height: 37px; border-radius: 11px; background: #e8f0ff; color: #2563eb; font-size: 17px; }
.echeck-sample .contact-method-text { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.echeck-sample .contact-method-text small { color: #65738a; font-size: 11px; }
.echeck-sample .contact-method-text strong { font-size: 15px; font-weight: 700; letter-spacing: -.35px; overflow-wrap: anywhere; }
.echeck-sample .contact-method-email .contact-method-text strong { font-size: 12px; letter-spacing: -.2px; }
.echeck-sample .contact-method-arrow { flex-shrink: 0; margin-left: auto; padding: 0 10px; color: #5475ab; font-size: 16px; }
.echeck-sample .contact-copy { flex-shrink: 0; display: grid; place-items: center; width: 36px; min-height: 44px; border: 0; border-radius: 8px; background: transparent; color: #78869b; font-size: 16px; }
.echeck-sample .contact-copy:hover { color: #2563eb; background: #e4edff; }
.echeck-sample .contact-panel-actions { position: sticky; bottom: 0; z-index: 1; margin-top: 8px; padding-top: 10px; background: #fff; box-shadow: 0 -10px 16px #ffffffed; }
.echeck-sample .contact-intro { display: flex; align-items: center; justify-content: center; min-height: 52px; padding: 5px 14px; border: 1px solid #eee5db; border-radius: 16px; color: #975932; background: #fffefa; box-shadow: none; text-align: center; transition: background .18s, border-color .18s; }
.echeck-sample .contact-intro:hover { color: #82502f; background: #fffaf2; border-color: #dec6b2; }
.echeck-sample .contact-intro:hover strong { text-decoration: underline; text-underline-offset: 4px; text-decoration-thickness: 1px; }
.echeck-sample .contact-intro-text { display: flex; flex: 1; flex-direction: column; align-items: center; gap: 2px; min-width: 0; }
.echeck-sample .contact-intro-text strong { font-size: 15px; font-weight: 750; line-height: 1.4; letter-spacing: -.3px; word-break: keep-all; }
.echeck-sample .contact-intro-text small { color: #786d64; font-size: 11px; line-height: 1.5; word-break: keep-all; }
.echeck-sample .contact-toast { position: fixed; z-index: 1100; left: 50%; bottom: 28px; transform: translateX(-50%); max-width: calc(100vw - 32px); width: max-content; padding: 12px 18px; border-radius: 12px; background: #17253c; color: #fff; box-shadow: 0 8px 24px #0002; font-size: 13px; text-align: center; pointer-events: none; }
.echeck-sample .contact-toast:empty { display: none; }
.echeck-sample :is(.intro-link, .pdf-action, .contact-widget a, .contact-widget button, .pdf-fallback a, .pdf-fallback button):focus-visible { outline: 3px solid #79a8ff; outline-offset: 3px; }

@keyframes sample-spin { to { transform: rotate(360deg); } }
@keyframes sample-panel-in { from { opacity: 0; transform: translateY(7px); } to { opacity: 1; transform: translateY(0); } }
@media (min-width: 768px) {
    .echeck-sample .page-header-box { position: sticky; top: calc(var(--sample-header-height) + 12px); z-index: 20; }
}
@media (max-width: 1199px) {
    .echeck-sample .sample-main, .echeck-sample .sample-footer { margin-left: 0; }
    .echeck-sample .sample-sidebar { top: 0; z-index: 90; width: 292px; max-width: calc(100% - 36px); padding-top: 28px; visibility: hidden; transform: translateX(-100%); border-radius: 0 20px 20px 0; border: 0; box-shadow: 12px 0 60px #13264720; }
    .echeck-sample.sample-sidebar-open .sample-sidebar { visibility: visible; transform: translateX(0); }
    .echeck-sample #sampleSidebarClose { display: inline-grid; }
    .echeck-sample.sample-sidebar-open { overflow: hidden; }
    .echeck-sample .sample-catalog a { min-height: 43px; font-size: calc(13px + 1pt); }
    .echeck-sample .sample-search input { font-size: calc(16px + 1pt); }
    .echeck-sample .sample-search input::placeholder { font-size: calc(12px + 1pt); }
    .echeck-sample .sample-header-nav { gap: 0; }
    .echeck-sample .sample-header-nav > a, .echeck-sample .sample-header-menu > summary { padding: 10px; }
}
@media (max-width: 1000px) {
    .echeck-sample .sample-header-home, .echeck-sample .sample-header-current { display: none !important; }
    .echeck-sample .sample-brand-group { gap: 12px; }
}
@media (max-width: 767px) {
    .echeck-sample { --sample-header-height: 64px; }
    .echeck-sample .sample-header { gap: 12px; padding: 0 16px 0 10px; }
    .echeck-sample .sample-header-nav, .echeck-sample .sample-company-brand, .echeck-sample .sample-brand-divider { display: none; }
    .echeck-sample .sample-brand-group { gap: 6px; }
    .echeck-sample .sample-brand-mark { display: grid; }
    .echeck-sample .sample-product-brand { gap: 8px; font-size: 18px; }
    .echeck-sample .sample-header-contact { gap: 7px; min-height: 42px; margin-left: auto; padding: 4px 10px 4px 4px; font-size: 11px; }
    .echeck-sample .sample-header-contact-icon { flex-basis: 30px; height: 30px; border-radius: 10px; }
    .echeck-sample .sample-header-contact-icon svg { width: 18px; height: 18px; }
    .echeck-sample .sample-header-contact-desktop { display: none; }
    .echeck-sample .sample-mobile-consultation { display: block; flex-shrink: 0; margin-left: auto; }
    .echeck-sample .sample-mobile-consultation > summary.sample-header-contact { gap: 7px; min-height: 44px; padding: 4px 12px 4px 4px; border-radius: 999px; color: #713e26; background: linear-gradient(115deg, #fffaf5, #fcebdc); }
    .echeck-sample .sample-mobile-consultation[open] > summary.sample-header-contact { border-color: #ddb594; background: #fff1e4; }
    .echeck-sample .sample-mobile-consultation .sample-consultation-links { top: calc(100% + 11px); }
    .echeck-sample .sample-main { padding: 22px 16px 0; }
    .echeck-sample .sample-page-heading { margin-bottom: 20px; }
    .echeck-sample .sample-page-heading h1 { font-size: 25px; letter-spacing: -.8px; }
    .echeck-sample .sample-page-heading p { font-size: 11px; }
    .echeck-sample .sample-document-type { display: none; }
    .echeck-sample .page-header-box { align-items: flex-start; gap: 10px; padding: 13px; margin-bottom: 18px; border-radius: 12px; border-color: #c6d8f7; background: #dfeaff; }
    .echeck-sample .header-icon-box { flex-basis: 31px; height: 31px; border-radius: 9px; font-size: 17px; }
    .echeck-sample .page-title-text { font-size: 12px; line-height: 1.65; margin-bottom: 7px; }
    .echeck-sample .intro-link { gap: 5px; color: #a64b20; font-size: 12px; line-height: 1.7; }
    .echeck-sample .intro-link > i { font-size: 10px; }
    .echeck-sample .pdf-viewer-card { border-radius: 12px; }
    .echeck-sample .pdf-header { gap: 14px; padding: 14px; }
    .echeck-sample .sample-pdf-heading { gap: 9px; }
    .echeck-sample .sample-pdf-icon { flex-basis: 31px; height: 35px; font-size: 16px; }
    .echeck-sample .pdf-header h2 { font-size: 13px; }
    .echeck-sample .pdf-header-actions { width: 100%; gap: 6px; }
    .echeck-sample .pdf-action { flex: 1; gap: 6px; min-width: 0; min-height: 42px; padding: 8px 6px; font-size: 11px; white-space: nowrap; }
    .echeck-sample .pdf-action > i { font-size: 12px; }
    .echeck-sample .sample-badge { margin-left: 0; }
    .echeck-sample .sample-viewer-note { align-items: flex-start; gap: 10px; padding: 13px; font-size: 9px; line-height: 1.7; }
    .echeck-sample .sample-viewer-note button { font-size: 10px; }
    .echeck-sample .sample-viewer-note button i { margin-left: 3px; }
    .echeck-sample .sample-footer { padding: 28px 16px 84px; }
    .echeck-sample .sample-footer-top { align-items: flex-start; flex-direction: column; gap: 18px; }
    .echeck-sample .sample-footer-bottom { flex-direction: column; gap: 12px; }
    .echeck-sample .sample-footer-bottom > div { align-items: flex-start; }
    .echeck-sample .contact-widget { top: auto !important; right: max(16px, env(safe-area-inset-right)) !important; bottom: calc(20px + env(safe-area-inset-bottom)); }
    .echeck-sample .contact-launcher { min-height: 52px; padding: 0 17px; font-size: 13px; }
    .echeck-sample .contact-panel { top: auto !important; right: 12px !important; bottom: calc(84px + env(safe-area-inset-bottom)); width: 350px; padding: 22px; border-radius: 22px; max-height: calc(100dvh - var(--sample-header-height) - 104px - env(safe-area-inset-bottom)) !important; }
    .echeck-sample .contact-toast { bottom: calc(90px + env(safe-area-inset-bottom)); }
}
@media (max-width: 360px) {
    .echeck-sample .sample-main { padding-right: 12px; padding-left: 12px; }
    .echeck-sample .sample-product-brand { font-size: 16px; }
    .echeck-sample .sample-brand-mark { width: 26px; height: 26px; font-size: 15px; }
    .echeck-sample .sample-header-contact { gap: 6px; padding-right: 11px; }
    .echeck-sample .contact-panel { padding: 18px; }
    .echeck-sample .contact-panel-tools { gap: 6px; }
    .echeck-sample .contact-save { padding: 6px; }
    .echeck-sample .contact-intro { padding: 5px 12px; }
    .echeck-sample .contact-intro-text strong { font-size: 14px; }
    .echeck-sample .contact-method-icon { flex-basis: 32px; height: 32px; font-size: 16px; }
    .echeck-sample .contact-method-link { gap: 8px; }
    .echeck-sample .contact-copy { width: 32px; }
    .echeck-sample .contact-method-email .contact-method-text strong { font-size: 11px; }
}
@media (max-height: 660px) {
    .echeck-sample .contact-panel-actions { position: static; box-shadow: none; }
}
@media (prefers-reduced-motion: reduce) {
    .echeck-sample *, .echeck-sample *::before, .echeck-sample *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
    .echeck-sample .sample-header-contact::before { display: none; }
    .echeck-sample .sample-header-contact, .echeck-sample .sample-header-contact .sample-header-contact-icon { transform: none !important; }
}