@layer reset, base, layout, components, responsive;

@layer components {
  .entitlement-status { display: flex; align-items: center; gap: 12px; padding: 15px 17px; margin: 20px 0; border: 1px solid var(--line); border-radius: 11px; background: #faf9f6; }
  .status-orbit { display: grid; place-items: center; width: 35px; height: 35px; flex-shrink: 0; background: #eeece7; color: var(--muted); border-radius: 10px; font-size: 20px; }
  .entitlement-status strong { display: block; margin-top: 2px; font-size: 13px; }
  #entitlement-description { margin-left: auto; color: var(--muted); font-size: 11px; text-align: right; }
  .entitlement-status.is-verified { background: #f1f4ef; border-color: #dce5d8; }
  .is-verified .status-orbit { background: #e1e9dd; color: var(--success); }
  .session-instructions { display: flex; align-items: flex-start; gap: 12px; padding-bottom: 18px; }
  .mini-number { display: grid; place-items: center; width: 27px; height: 27px; flex-shrink: 0; border: 1px solid var(--line); border-radius: 8px; font-size: 10px; color: var(--blue); background: #f7f6fc; }
  .session-instructions strong { font-size: 12px; font-weight: 600; }
  .session-instructions p { color: var(--muted); font-size: 11px; margin-top: 3px; }
  .session-instructions > a { margin-left: auto; white-space: nowrap; padding-top: 3px; }
  .session-heading { margin-top: 7px; }
  .session-tools { display: flex; align-items: center; gap: 15px; }
  #account-session { height: 176px; padding: 14px; line-height: 1.8; font-size: 12px; background: #f8f7f4; }
  #account-session::placeholder { font-size: 11px; }
  .session-feedback { display: flex; align-items: center; gap: 7px; padding: 9px 0; font-size: 11px; color: #78748a; }
  .session-privacy { align-items: flex-start; line-height: 1.8; padding: 12px; background: #eeedfa75; border-radius: 8px; }
  .session-privacy .lock-icon { flex-shrink: 0; margin-top: 7px; }
  .confirmation-intro { display: flex; align-items: center; gap: 12px; margin: 22px 0; }
  .confirmation-mark { display: grid; place-items: center; width: 39px; height: 39px; border-radius: 50%; color: var(--blue); background: var(--lavender); font-size: 18px; }
  .confirmation-intro h3 { font-size: 19px; font-weight: 650; }
  .confirmation-intro p { color: var(--muted); font-size: 11px; margin-top: 3px; }
  .account-identity { display: flex; align-items: center; gap: 13px; padding: 20px; border: 1px solid #dcd9f5; background: #f2f0fc; border-radius: 12px; }
  .account-avatar { display: grid; place-items: center; width: 42px; height: 42px; flex-shrink: 0; border-radius: 12px; background: #e2dff8; color: var(--blue); font-size: 19px; }
  .account-identity > div { min-width: 0; }
  .account-identity strong { display: block; font-size: 16px; overflow-wrap: anywhere; margin-top: 3px; }
  #confirmed-name { font-size: 11px; color: var(--muted); }
  .account-identity > .badge { margin-left: auto; flex-shrink: 0; }
  .confirmation-details { padding: 14px 2px; margin-bottom: 5px; }
  .confirmation-details > div { display: flex; align-items: baseline; justify-content: space-between; gap: 20px; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 12px; }
  .confirmation-details dt { color: var(--muted); flex-shrink: 0; }
  .confirmation-details dd { text-align: right; overflow-wrap: anywhere; }
  .confirmation-note { display: flex; gap: 9px; padding: 12px 0 20px; font-size: 11px; color: var(--muted); }
  .confirmation-note > span { color: #b07544; border: 1px solid #d4b89c; border-radius: 50%; width: 15px; height: 15px; line-height: 14px; text-align: center; flex-shrink: 0; margin-top: 1px; font-size: 10px; }
  .api-mode .products { grid-template-columns: 1fr; }
  .api-mode .product { flex-direction: row; align-items: center; min-height: 64px; }
}

@layer responsive {
  @media (max-width: 760px) {
    #entitlement-description { max-width: 96px; font-size: 10px; }
    .entitlement-status { padding: 12px; gap: 9px; }
    .entitlement-status strong { font-size: 12px; }
    .session-instructions { flex-wrap: wrap; gap: 8px; }
    .session-instructions > div { flex: 1; }
    .session-instructions > a { margin-left: 35px; min-height: 28px; padding-top: 0; }
    .account-identity { padding: 15px 12px; gap: 9px; flex-wrap: wrap; }
    .account-identity > div { flex: 1; }
    .account-identity strong { font-size: 14px; }
    .account-identity > .badge { display: none; }
    .confirmation-details > div { font-size: 11px; gap: 10px; }
    .confirmation-intro h3 { font-size: 18px; }
    #account-session { font-size: 16px; }
  }
}

@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  body, h1, h2, h3, p, ol, dl, dd { margin: 0; }
  button, input, textarea { font: inherit; }
  button, a, input { -webkit-tap-highlight-color: transparent; }
  button { cursor: pointer; }
  a { color: inherit; text-decoration: none; }
  button { border: 0; }
  [hidden] { display: none !important; }
}

@layer base {
  :root {
    color-scheme: light;
    --paper: #f4f2ed;
    --surface: #fffefa;
    --ink: #212432;
    --muted: #74717e;
    --line: #e2e0dc;
    --blue: #3e4be4;
    --blue-hover: #303ecc;
    --lavender: #eeedfa;
    --orange: #ffac7d;
    --error: #b23e36;
    --success: #326951;
    font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    font-size: 14px;
    line-height: 1.6;
    font-synthesis: none;
    -webkit-font-smoothing: antialiased;
    background: var(--paper);
    color: var(--ink);
  }
  body { min-width: 320px; }
  button, a, input { outline-offset: 4px; }
  :focus-visible { outline: 2px solid var(--blue); }
  button { transition: background-color .18s, color .18s, border-color .18s, transform .18s; }
  button:disabled { cursor: wait; }
  button:active:not(:disabled), .button:active { transform: translateY(1px); }
  ::selection { background: #dcdffd; color: #22294d; }
  .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
  .skip-link { position: fixed; z-index: 100; left: 16px; top: -70px; border-radius: 8px; background: var(--blue); color: white; padding: 10px 18px; }
  .skip-link:focus { top: 16px; }
  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  }
}

@layer layout {
  .site-shell { width: min(1160px, calc(100% - 80px)); margin-inline: auto; }
  .site-header { height: 86px; display: flex; align-items: center; justify-content: space-between; gap: 28px; border-bottom: 1px solid var(--line); }
  .hero { min-height: 285px; padding-block: 38px; display: flex; align-items: center; justify-content: space-between; gap: 40px; }
  .workspace { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 22px; align-items: start; }
  .service-card { min-width: 0; border: 1px solid var(--line); border-radius: 20px; background: var(--surface); box-shadow: 0 5px 18px #22243303; scroll-margin-top: 20px; }
  .service-panel { padding: 29px 32px 24px; }
  .sidebar { display: grid; gap: 17px; }
  .faq { display: grid; grid-template-columns: 225px minmax(0, 1fr); gap: 32px; padding-block: 35px 28px; }
  .site-footer { display: flex; align-items: center; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); padding: 22px 0 27px; color: #817c82; font-size: 11px; }
  .footer-notes { display: flex; gap: 20px; }
}

@layer components {
  /* Brand and navigation */
  .brand { display: flex; align-items: center; gap: 11px; white-space: nowrap; }
  .brand-mark { width: 41px; height: 41px; border-radius: 12px; background: var(--blue); color: white; font-size: 30px; display: grid; place-items: center; line-height: 1; }
  .brand-wordmark { display: flex; flex-direction: column; }
  .brand-name { font-size: 23px; font-weight: 750; letter-spacing: -.5px; line-height: 1.25; }
  .brand-name > span { color: var(--blue); margin-left: 2px; font-weight: 650; }
  .brand-en { color: var(--muted); font-size: 9px; letter-spacing: 1.75px; margin-top: 2px; }
  .brand-divider { height: 25px; width: 1px; background: var(--line); margin-inline: 6px; }
  .brand-tagline { color: var(--muted); font-size: 11px; letter-spacing: .2px; }
  .main-nav { display: flex; gap: 30px; }
  .main-nav a { position: relative; padding: 11px 0; font-size: 13px; color: var(--muted); }
  .main-nav a:hover, .main-nav a[aria-current] { color: var(--ink); }
  .main-nav a[aria-current] { font-weight: 650; }
  .main-nav a[aria-current]::after { content: ""; position: absolute; bottom: 0; left: calc(50% - 8px); width: 16px; height: 3px; border-radius: 3px; background: var(--blue); }
  .locale { display: flex; align-items: center; gap: 6px; font-size: 11px; color: var(--muted); white-space: nowrap; }
  .locale > span { font-size: 16px; }

  /* Editorial hero and locally drawn membership artwork */
  .eyebrow { display: flex; align-items: center; gap: 9px; font-size: 10px; letter-spacing: 1.9px; color: #73717d; margin-bottom: 16px; }
  .eyebrow::before { content: ""; width: 7px; height: 7px; flex-shrink: 0; background: #f57b4e; border-radius: 50%; }
  .hero h1 { font-size: clamp(40px, 3.65vw, 51px); line-height: 1.23; font-weight: 750; letter-spacing: -1.8px; }
  .hero h1 > span { color: var(--blue); position: relative; z-index: 0; }
  .hero h1 > span::after { content: ""; position: absolute; z-index: -1; bottom: 2px; left: 1px; right: -8px; height: 7px; border-radius: 3px; background: var(--orange); transform: rotate(-1deg); }
  .hero-description { margin-top: 17px; font-size: 13px; color: var(--muted); line-height: 1.9; }
  .membership-art { position: relative; flex-shrink: 0; width: 340px; height: 204px; margin-right: 9px; }
  .orbit { position: absolute; width: 196px; height: 196px; left: 132px; top: 5px; border: 1px solid #d6d4cf; border-radius: 50%; }
  .orbit::after { content: ""; position: absolute; inset: 19px; border: 1px solid #dfdcd8; border-radius: 50%; }
  .membership-card { position: absolute; width: 252px; height: 157px; border-radius: 14px; padding: 18px 21px; box-shadow: 0 15px 22px #2525460c; }
  .card-back { left: 65px; top: 19px; transform: rotate(12deg); background: #f5aa7d; }
  .card-front { left: 31px; top: 23px; transform: rotate(-7deg); background: var(--blue); border: 1px solid #ffffff45; color: white; }
  .card-eyebrow { font-size: 8px; letter-spacing: 1.8px; color: #e2e5ff; }
  .card-title { font-weight: 750; font-size: 35px; line-height: 1.05; letter-spacing: -1px; margin-top: 12px; }
  .card-plus { position: absolute; right: 20px; top: 27px; color: var(--orange); font-size: 75px; font-weight: 300; line-height: 1; }
  .card-caption { display: flex; justify-content: space-between; font-size: 8px; letter-spacing: 1px; color: #d7dcff; margin-top: 12px; }
  .art-caption { position: absolute; right: 0; bottom: 0; transform: rotate(4deg); padding: 10px 13px; border: 1px solid #dfdedc; border-radius: 7px; font-size: 10px; background: var(--surface); box-shadow: 0 5px 16px #22243209; }
  .art-caption > span { margin-left: 9px; }

  /* Main service navigation */
  .service-tabs { display: flex; gap: 30px; padding-inline: 32px; border-bottom: 1px solid var(--line); background: #fdfcf8; border-radius: 20px 20px 0 0; }
  .service-tabs button { position: relative; padding: 19px 1px 17px; background: transparent; font-size: 13px; color: var(--muted); white-space: nowrap; }
  .service-tabs button:hover { color: var(--blue); }
  .service-tabs button[aria-selected="true"] { color: var(--blue); font-weight: 650; }
  .service-tabs button[aria-selected="true"]::after { content: ""; position: absolute; inset: auto 0 0; height: 3px; background: var(--blue); border-radius: 4px 4px 0 0; }
  .panel-heading { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 7px; }
  .panel-heading h2 { font-size: 23px; font-weight: 700; letter-spacing: -.6px; line-height: 1.4; }
  .badge { display: inline-flex; align-items: center; justify-content: center; padding: 4px 8px; border: 1px solid #e7e4f7; border-radius: 6px; background: var(--lavender); color: #66609c; font-size: 10px; white-space: nowrap; }
  .panel-description { font-size: 12px; color: var(--muted); line-height: 1.85; }
  .products { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin: 22px 0 25px; }
  .product { display: flex; align-items: center; gap: 11px; min-height: 74px; padding: 12px; border: 1px solid #e9e7e2; border-radius: 10px; background: #f5f4f0; transition: border-color .2s, background .2s; }
  .product.is-matched { background: #efeffe; border-color: #bdbcf0; }
  .product strong { display: block; font-size: 13px; font-weight: 600; line-height: 1.4; }
  .product small { display: block; margin-top: 4px; font-size: 10px; color: var(--muted); white-space: nowrap; }
  .product-mark { width: 32px; height: 34px; flex-shrink: 0; display: grid; place-items: center; }
  .gpt-mark { width: 29px; height: 29px; margin-right: 3px; border: 1px solid #c6c9c0; border-radius: 50%; font-size: 10px; font-weight: 700; letter-spacing: -.7px; color: #35473d; }
  .claude-mark { color: #bb775e; font: 38px/1 Georgia, serif; }
  .grok-mark { color: #292935; font: 600 23px/1 Georgia, serif; }

  /* Progress and form primitives */
  .steps { list-style: none; padding: 0; display: flex; align-items: center; margin-bottom: 24px; color: #85808a; font-size: 11px; }
  .steps li { display: flex; align-items: center; gap: 8px; white-space: nowrap; }
  .steps li:not(:last-child) { flex: 1; }
  .steps li:not(:last-child)::after { content: ""; height: 1px; flex: 1; min-width: 10px; margin: 0 12px 0 6px; background: var(--line); }
  .step-number { width: 24px; height: 24px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 7px; background: #f9f8f5; font-size: 11px; }
  .steps li[aria-current] { color: var(--blue); font-weight: 600; }
  .steps li[aria-current] .step-number { color: white; background: var(--blue); border-color: var(--blue); }
  .steps li.is-complete .step-number { background: #eeedfc; border-color: #d9d6ee; color: var(--blue); }
  .demo-notice { display: flex; align-items: center; gap: 7px; flex-wrap: wrap; font-size: 10px; padding: 9px 10px; margin: -3px 0 18px; border-radius: 7px; background: #f1effa; color: #757087; }
  .demo-notice button { margin-left: auto; font-size: 10px; }
  .demo-dot { width: 5px; height: 5px; background: #9690c5; border-radius: 50%; }
  .field-heading { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 9px; font-size: 12px; }
  .field-heading label { font-weight: 600; }
  .text-link, .text-button { font-size: 11px; color: var(--muted); background: none; padding: 0; }
  .text-link:hover, .text-button:hover { color: var(--blue); }
  .text-input { width: 100%; height: 55px; padding: 0 15px; background: #faf9f6; border: 1px solid #dddbd7; border-radius: 9px; color: var(--ink); font-size: 14px; transition: border-color .18s, box-shadow .18s; }
  .text-input::placeholder { color: #928b91; font-size: 12px; }
  .text-input:focus { border-color: var(--blue); outline: 2px solid #3e4be422; outline-offset: 1px; }
  .text-input[aria-invalid="true"] { border-color: var(--error); }
  .session-input { height: 140px; min-height: 110px; padding: 12px 15px; resize: vertical; font-family: monospace; font-size: 12px; line-height: 1.6; }
  #session-field { margin-top: 18px; }
  .field-hint { display: flex; align-items: center; gap: 6px; margin: 10px 0 19px; color: #847d85; font-size: 11px; }
  .hint-dot { width: 5px; height: 5px; border-radius: 50%; background: #aaa2a9; flex-shrink: 0; }
  .button { min-height: 44px; padding: 11px 17px; border-radius: 9px; font-size: 13px; font-weight: 500; display: inline-flex; align-items: center; justify-content: center; gap: 12px; text-align: center; }
  .primary-button { width: 100%; min-height: 50px; background: var(--blue); color: white; font-weight: 600; box-shadow: 0 4px 8px #3e4be413; }
  .primary-button > span:last-child { font-size: 18px; line-height: 1; }
  .primary-button:hover:not(:disabled) { background: var(--blue-hover); }
  .primary-button:disabled { background: #777fe3; }
  .button.is-loading::before { content: ""; width: 14px; height: 14px; border: 2px solid #ffffff55; border-top-color: white; border-radius: 50%; animation: spin .75s linear infinite; }
  @keyframes spin { to { transform: rotate(360deg); } }
  .secondary-button { background: var(--lavender); color: var(--blue); border: 1px solid #e3e0f1; }
  .secondary-button:hover { background: #e4e3f8; }
  .subtle-button { margin-top: 6px; width: 100%; color: var(--muted); background: transparent; }
  .subtle-button:hover { color: var(--blue); }
  .privacy-note { display: flex; align-items: center; justify-content: center; gap: 6px; margin-top: 12px; color: #888089; font-size: 10px; }
  .lock-icon { position: relative; width: 8px; height: 7px; border: 1px solid currentColor; border-radius: 2px; margin: 3px 2px 0 0; }
  .lock-icon::before { content: ""; position: absolute; width: 4px; height: 5px; top: -5px; left: 1px; border: 1px solid currentColor; border-bottom: 0; border-radius: 4px 4px 0 0; }
  .form-error { padding: 10px 12px; margin-bottom: 14px; background: #fff0eb; color: var(--error); border-radius: 7px; font-size: 12px; overflow-wrap: anywhere; }
  .query-shortcuts { display: flex; justify-content: space-between; gap: 8px; margin-top: 24px; padding-top: 15px; border-top: 1px solid var(--line); }
  .query-shortcuts button { display: flex; align-items: center; gap: 8px; padding: 6px 0; background: transparent; color: var(--muted); font-size: 11px; }
  .query-shortcuts button:hover { color: var(--blue); }
  .query-shortcuts button > span { color: #9a92a0; }

  /* Verified service, confirmation and result states */
  .verified-summary { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 17px; border: 1px solid #dedbf6; border-radius: 11px; background: #f2f0fc; margin-bottom: 23px; }
  .summary-label, .summary-caption { display: block; font-size: 11px; color: #78718d; }
  .verified-summary strong { display: block; font-size: 18px; font-weight: 600; margin: 4px 0 2px; }
  .availability { flex-shrink: 0; font-size: 11px; color: #446553; }
  .availability::before { content: ""; display: inline-block; width: 5px; height: 5px; border-radius: 50%; background: #5f9375; margin: 0 5px 1px 0; }
  .field-optional { color: var(--muted); font-size: 11px; }
  .confirm-check { display: flex; align-items: flex-start; gap: 8px; margin: 4px 0 22px; font-size: 12px; color: var(--muted); cursor: pointer; }
  .confirm-check input { accent-color: var(--blue); width: 16px; height: 16px; flex-shrink: 0; margin: 2px 0 0; }
  .activation-result { padding-top: 5px; text-align: center; }
  .result-symbol { width: 54px; height: 54px; margin: 0 auto 15px; display: grid; place-items: center; border-radius: 50%; background: var(--lavender); color: var(--blue); font-size: 24px; }
  .activation-result h3 { font-size: 23px; letter-spacing: -.5px; }
  .result-description { margin: 8px auto 22px; max-width: 420px; font-size: 12px; color: var(--muted); }
  .result-details { padding: 15px 17px; border: 1px solid var(--line); border-radius: 10px; background: #f8f7f3; text-align: left; }
  .result-details > div { display: grid; grid-template-columns: 95px minmax(0, 1fr); gap: 15px; padding: 7px 0; font-size: 12px; }
  .result-details dt { color: var(--muted); }
  .result-details dd { color: var(--ink); overflow-wrap: anywhere; text-align: right; }
  .result-actions { margin-top: 21px; display: grid; gap: 10px; }

  /* Order queries and help */
  .query-types { display: flex; gap: 8px; flex-wrap: wrap; margin: 23px 0; }
  .query-types button { padding: 8px 14px; border: 1px solid var(--line); border-radius: 8px; background: #f6f5f1; color: var(--muted); font-size: 12px; }
  .query-types button[aria-pressed="true"] { color: var(--blue); background: #eeeefd; border-color: #bfbaed; }
  .query-empty { text-align: center; padding: 32px 12px; margin-top: 23px; border: 1px dashed #dedbe3; border-radius: 12px; }
  .empty-mark { display: grid; place-items: center; width: 40px; height: 40px; background: #f0eef7; color: #8a84b2; border-radius: 50%; font-size: 28px; line-height: 1; margin: 0 auto 12px; }
  .query-empty h3 { font-size: 14px; font-weight: 500; color: #716b7d; }
  .query-empty p { margin-top: 5px; font-size: 11px; color: #918994; }
  .query-result { margin-top: 24px; }
  .query-result-heading { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 12px; }
  .query-result-heading h3 { font-size: 16px; font-weight: 600; }
  .result-footnote { margin-top: 10px; font-size: 11px; color: var(--muted); }
  #copy-order { margin-top: 15px; font-size: 12px; min-height: 39px; }
  .query-help { border-top: 1px solid var(--line); padding-top: 19px; margin-top: 23px; font-size: 11px; color: var(--muted); }
  .query-help a { color: var(--blue); margin-left: 8px; }
  .help-item { display: flex; align-items: flex-start; gap: 14px; padding-top: 22px; margin-top: 22px; border-top: 1px solid var(--line); }
  .help-item > span { background: #f0eefa; color: #8176a2; border-radius: 7px; font-size: 10px; width: 28px; height: 28px; display: grid; place-items: center; flex-shrink: 0; }
  .help-item h3 { font-size: 14px; font-weight: 600; margin-bottom: 6px; }
  .help-item p { font-size: 12px; color: var(--muted); line-height: 1.9; }
  .help-demo { padding: 15px; background: #f0eefa; border-radius: 9px; margin-top: 24px; }
  .help-demo strong { color: #655b85; font-size: 12px; font-weight: 600; }
  .help-demo p { color: #7d758b; font-size: 11px; line-height: 1.9; margin-top: 5px; }
  #panel-help > .button { margin-top: 25px; }
  .noscript-message { padding: 16px 30px; color: var(--error); }

  /* Sidebar and FAQ */
  .guide-card { position: relative; padding: 25px 25px 26px; border-radius: 19px; background: #252738; color: #faf8f1; }
  .guide-eyebrow { font-size: 9px; letter-spacing: 2px; color: #b8b6ca; }
  .guide-card h2 { margin-top: 15px; font-size: 25px; line-height: 1.4; letter-spacing: -.6px; font-weight: 500; }
  .guide-star { position: absolute; top: 25px; right: 22px; font: 48px/1 Georgia, serif; color: #ff9f6e; transform: rotate(10deg); }
  .guide-list { list-style: none; padding: 0; margin-top: 27px; display: grid; gap: 18px; }
  .guide-list li { display: flex; align-items: flex-start; gap: 12px; }
  .guide-list li > span { display: grid; place-items: center; width: 25px; height: 25px; border: 1px solid #595666; border-radius: 7px; flex-shrink: 0; color: #c6c2d4; font-size: 9px; margin-top: 2px; }
  .guide-list h3 { font-size: 12px; font-weight: 500; }
  .guide-list p { font-size: 11px; margin-top: 4px; color: #b8b4c7; }
  .order-card { padding: 21px 22px; border: 1px solid #e1deec; border-radius: 16px; background: #eceaf7; }
  .order-card h2 { display: flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 600; }
  .order-card h2 > span { font-size: 22px; line-height: 1; color: var(--blue); font-weight: 400; }
  .order-card p { font-size: 11px; margin: 10px 0 13px; color: #717087; }
  .order-card > a { display: flex; align-items: center; justify-content: space-between; border: 1px solid #dedbea; padding: 9px 12px; min-height: 38px; border-radius: 8px; color: #4d50a7; background: #ffffffa0; font-size: 11px; }
  .order-card > a:hover { background: white; }
  .help-shortcut { display: flex; align-items: center; gap: 11px; padding: 3px 4px; }
  .help-icon { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 10px; background: #ece4da; color: #7c716a; font-size: 15px; flex-shrink: 0; }
  .help-shortcut strong { display: block; font-size: 11px; font-weight: 500; }
  .help-shortcut small { display: block; margin-top: 3px; font-size: 10px; color: var(--muted); }
  .help-arrow { margin-left: auto; padding: 7px; color: #6d6886; font-size: 17px; }
  .help-shortcut:hover .help-arrow { color: var(--blue); }
  .faq-intro h2 { font-size: 20px; font-weight: 650; letter-spacing: -.5px; }
  .faq-intro p { font-size: 11px; margin-top: 7px; color: var(--muted); }
  .faq-list details { padding-bottom: 14px; margin-bottom: 14px; border-bottom: 1px solid var(--line); }
  .faq-list details:last-child { margin-bottom: 0; }
  .faq-list summary { display: flex; align-items: center; justify-content: space-between; gap: 14px; list-style: none; cursor: pointer; font-size: 12px; }
  .faq-list summary::-webkit-details-marker { display: none; }
  .faq-list summary > span { width: 12px; height: 12px; flex-shrink: 0; position: relative; color: #8d889d; }
  .faq-list summary > span::before, .faq-list summary > span::after { content: ""; position: absolute; background: currentColor; }
  .faq-list summary > span::before { width: 10px; height: 1px; top: 5px; }
  .faq-list summary > span::after { width: 1px; height: 10px; left: 4px; top: 1px; }
  .faq-list details[open] summary > span::after { display: none; }
  .faq-list details p { font-size: 12px; color: var(--muted); margin-top: 11px; padding-right: 26px; line-height: 1.9; }
  .toast { position: fixed; z-index: 50; bottom: 24px; left: 50%; transform: translateX(-50%); max-width: calc(100% - 32px); padding: 12px 18px; border-radius: 10px; background: #292a3d; color: white; box-shadow: 0 5px 24px #20223522; font-size: 12px; text-align: center; }
}

@layer responsive {
  @media (max-width: 1150px) {
    .site-shell { width: calc(100% - 48px); }
    .workspace { grid-template-columns: minmax(0, 1fr) 275px; gap: 18px; }
    .brand-tagline, .brand-divider { display: none; }
    .service-panel { padding: 26px 25px 23px; }
    .service-tabs { padding-inline: 25px; gap: 26px; }
    .product { padding: 11px 9px; gap: 7px; }
    .product-mark { width: 28px; }
    .gpt-mark { width: 27px; height: 27px; margin-right: 0; }
    .product strong { font-size: 12px; }
    .product small { font-size: 9px; }
    .guide-card { padding-inline: 22px; }
    .guide-card h2 { font-size: 23px; }
    .guide-star { right: 17px; font-size: 42px; }
    .guide-list { gap: 18px; }
    .guide-list p { font-size: 10px; }
    .order-card { padding-inline: 18px; }
    .order-card h2 { font-size: 13px; gap: 8px; }
    .steps li { gap: 6px; }
    .steps li:not(:last-child)::after { margin: 0 8px 0 2px; }
  }
  @media (max-width: 850px) {
    .main-nav { gap: 22px; }
    .hero h1 { font-size: 43px; }
    .membership-art { transform: scale(.9); transform-origin: right center; width: 304px; }
    .workspace { grid-template-columns: minmax(0, 1fr) 248px; gap: 16px; }
    .service-panel { padding-inline: 21px; }
    .service-tabs { padding-inline: 21px; gap: 24px; }
    .products { gap: 7px; }
    .product { flex-direction: column; align-items: flex-start; padding: 10px; gap: 6px; }
    .guide-card h2 { font-size: 21px; }
    .guide-card { padding-inline: 20px; }
    .guide-star { right: 16px; font-size: 35px; }
    .order-card { padding-inline: 16px; }
    .order-card h2 { font-size: 12px; }
    .panel-heading h2 { font-size: 21px; }
    .steps { font-size: 10px; }
    .step-number { width: 21px; height: 21px; font-size: 10px; }
    .faq { grid-template-columns: 190px minmax(0, 1fr); gap: 24px; }
    .site-footer { align-items: flex-start; font-size: 10px; }
    .footer-notes { flex-direction: column; gap: 3px; text-align: right; }
  }
  @media (max-width: 760px) {
    .site-shell { width: calc(100% - 36px); }
    .site-header { height: 74px; gap: 15px; }
    .brand { gap: 9px; }
    .brand-mark { width: 35px; height: 35px; border-radius: 11px; font-size: 27px; }
    .brand-name { font-size: 21px; }
    .brand-en { font-size: 8px; letter-spacing: 1.3px; }
    .main-nav { display: none; }
    .locale { font-size: 10px; }
    .hero { display: block; min-height: 0; padding: 30px 3px 32px; }
    .eyebrow { font-size: 8px; letter-spacing: 1.8px; margin-bottom: 14px; }
    .hero h1 { font-size: 40px; letter-spacing: -1.5px; }
    .hero h1 > span::after { height: 5px; bottom: 2px; }
    .hero-description { font-size: 11px; line-height: 1.95; margin-top: 15px; }
    .membership-art { display: none; }
    .workspace { display: flex; flex-direction: column; gap: 18px; }
    .service-card { width: 100%; border-radius: 18px; }
    .service-tabs { border-radius: 18px 18px 0 0; gap: 27px; padding-inline: 20px; }
    .service-tabs button { font-size: 12px; padding: 17px 0 15px; }
    .service-panel { padding: 23px 20px 21px; }
    .panel-heading { gap: 7px; }
    .panel-heading h2 { font-size: 21px; }
    .badge { font-size: 9px; padding: 3px 7px; }
    .panel-description { font-size: 11px; line-height: 1.9; }
    .products { margin: 20px 0 24px; }
    .product { min-height: 96px; padding: 12px 10px 10px; gap: 5px; }
    .product strong { font-size: 12px; margin-top: 3px; }
    .product small { font-size: 9px; }
    .product-mark { height: 29px; width: 28px; justify-content: start; }
    .gpt-mark { width: 27px; height: 27px; justify-content: center; font-size: 9px; }
    .claude-mark { font-size: 35px; }
    .steps { margin-bottom: 23px; font-size: 10px; }
    .steps li { gap: 5px; }
    .steps li:not(:last-child)::after { min-width: 5px; margin: 0 5px; }
    .step-number { width: 20px; height: 20px; border-radius: 6px; font-size: 9px; }
    .demo-notice { padding: 8px; gap: 5px; font-size: 9px; margin-bottom: 16px; }
    .demo-notice button { font-size: 9px; }
    .field-heading { font-size: 12px; gap: 7px; }
    .text-link, .text-button { font-size: 10px; }
    .text-input { font-size: 16px; height: 53px; padding: 0 12px; }
    .text-input::placeholder { font-size: 11px; }
    .field-hint { font-size: 10px; margin-bottom: 18px; }
    .primary-button { min-height: 49px; font-size: 12px; }
    .privacy-note { font-size: 9px; }
    .query-shortcuts { margin-top: 22px; padding-top: 13px; }
    .query-shortcuts button { font-size: 10px; gap: 5px; }
    .sidebar { width: 100%; gap: 18px; }
    .guide-card { display: none; }
    .order-card { padding: 20px; }
    .order-card h2 { font-size: 14px; gap: 10px; }
    .order-card p { font-size: 11px; }
    .order-card > a { font-size: 12px; min-height: 42px; }
    .help-shortcut { padding: 0 5px; }
    .help-shortcut strong { font-size: 12px; }
    .faq { display: block; padding: 30px 4px 25px; }
    .faq-intro { margin-bottom: 20px; }
    .faq-intro h2 { font-size: 19px; }
    .faq-intro p { font-size: 10px; margin-top: 5px; }
    .faq-list summary { font-size: 11px; min-height: 27px; }
    .faq-list details { padding-bottom: 13px; margin-bottom: 13px; }
    .faq-list details p { font-size: 11px; padding-right: 10px; }
    .site-footer { flex-direction: column; gap: 6px; font-size: 9px; padding: 19px 4px 25px; }
    .footer-notes { flex-direction: row; gap: 14px; text-align: left; }
    .verified-summary { padding: 14px; }
    .verified-summary strong { font-size: 16px; }
    .availability, .summary-label, .summary-caption { font-size: 10px; }
    .confirm-check { font-size: 11px; }
    .result-details { padding: 11px 13px; }
    .result-details > div { grid-template-columns: 73px minmax(0, 1fr); font-size: 11px; gap: 8px; }
    .query-types { gap: 7px; }
    .query-types button { padding: 8px 12px; font-size: 11px; }
    .query-empty { padding: 29px 10px; }
    .help-item { gap: 10px; }
    .help-item h3 { font-size: 13px; }
    .help-item p { font-size: 11px; }
  }
  @media (max-width: 360px) {
    .site-shell { width: calc(100% - 24px); }
    .service-panel { padding-inline: 16px; }
    .service-tabs { padding-inline: 16px; gap: 25px; }
    .hero h1 { font-size: 36px; }
    .eyebrow { letter-spacing: 1.3px; }
    .panel-heading h2 { font-size: 19px; }
    .badge { font-size: 8px; }
    .product { padding-inline: 8px; }
    .product strong { font-size: 11px; }
    .steps li { gap: 3px; }
    .steps li:not(:last-child)::after { margin-inline: 3px; }
    .query-shortcuts button { font-size: 9px; gap: 3px; }
    .demo-notice { font-size: 8px; }
    .demo-notice button { font-size: 8px; }
  }
  @media (pointer: coarse) {
    .query-shortcuts button, .text-button, .text-link, .faq-list summary, .query-types button { min-height: 44px; }
    .text-link, .text-button { display: inline-flex; align-items: center; }
    .demo-notice { padding-block: 1px; }
  }
}