:root {
  color: #181818;
  background: #ffffff;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-synthesis: none;
  --white: #ffffff;
  --soft: #f7f7f5;
  --ink: #181818;
  --muted: #67645e;
  --navy: #042338;
  --navy-deep: #021b2c;
  --gold: #875a12;
  --gold-light: #e6bb6b;
  --line: #ddd9d1;
  --serif: Baskerville, "Songti SC", "STSong", Georgia, serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body { min-width: 320px; min-height: 100vh; margin: 0; color: var(--ink); background: var(--white); -webkit-font-smoothing: antialiased; }
button, input, select, textarea { font: inherit; }
a { color: inherit; text-decoration: none; }
button { color: inherit; }
svg { width: 1em; height: 1em; fill: none; stroke: currentColor; stroke-width: 1.35; stroke-linecap: round; stroke-linejoin: round; }
.skip-link { position: fixed; left: 12px; top: -80px; z-index: 100; padding: 10px 14px; background: var(--white); border: 1px solid var(--navy); }
.skip-link:focus { top: 12px; }
.review-bar { min-height: 31px; display: grid; place-items: center; padding: 7px 20px; color: #fff; background: var(--navy); font-size: 11px; font-weight: 650; letter-spacing: .08em; text-align: center; text-transform: uppercase; }

.site-header { min-height: 79px; display: grid; grid-template-columns: minmax(250px, 1fr) auto minmax(250px, 1fr); align-items: center; padding: 0 clamp(22px, 4vw, 64px); border-bottom: 1px solid #ece9e4; background: rgba(255,255,255,.98); position: sticky; top: 0; z-index: 30; backdrop-filter: blur(14px); }
.brand { width: max-content; display: flex; flex-direction: column; }
.brand strong { font: 500 27px/.9 var(--serif); letter-spacing: .15em; }
.brand span { margin-top: 7px; font-size: 8px; font-weight: 650; letter-spacing: .12em; }
.desktop-nav { height: 79px; justify-self: center; display: flex; align-items: center; gap: clamp(18px, 2.2vw, 34px); font-size: 12px; white-space: nowrap; }
.desktop-nav a { height: 100%; display: inline-flex; align-items: center; position: relative; }
.desktop-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 19px; height: 1px; background: var(--gold); transition: right .25s ease; }
.desktop-nav a:hover::after, .desktop-nav a:focus-visible::after, .desktop-nav a.is-active::after { right: 0; }
.header-tools { justify-self: end; display: flex; gap: 14px; }
.language-toggle, .menu-toggle { padding: 8px 0; border: 0; background: none; cursor: pointer; font-size: 12px; font-weight: 650; letter-spacing: .06em; text-transform: uppercase; }
.menu-toggle { display: none; }
.mobile-nav { grid-column: 1 / -1; padding: 10px 0 18px; border-top: 1px solid var(--line); }
.mobile-nav a { display: flex; justify-content: space-between; padding: 12px 0; border-bottom: 1px solid #ece9e4; font: 500 15px var(--serif); }

main { overflow: hidden; }
.support-hero { width: min(1320px, calc(100% - 48px)); min-height: 410px; display: grid; grid-template-columns: 1.08fr .92fr; align-items: end; gap: clamp(50px, 8vw, 130px); margin: 0 auto; padding: clamp(70px, 10vw, 140px) clamp(12px, 3vw, 44px) clamp(50px, 7vw, 90px); border-bottom: 1px solid var(--line); }
.section-label { margin: 0 0 18px; color: var(--gold); font-size: 12px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
h1, h2 { margin: 0; font-family: var(--serif); font-weight: 400; letter-spacing: -.035em; }
h1 { max-width: 10em; font-size: clamp(58px, 7vw, 98px); line-height: .95; }
h2 { font-size: clamp(36px, 4vw, 58px); line-height: 1.02; }
.hero-lede { max-width: 34em; margin: 0; color: var(--muted); font: 400 clamp(17px, 1.5vw, 21px)/1.7 var(--serif); }
.partnership-hero > div:last-child { display: grid; align-content: end; gap: 28px; justify-items: start; }
.button { min-height: 45px; display: inline-flex; align-items: center; justify-content: center; padding: 0 22px; border: 1px solid transparent; cursor: pointer; font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; transition: background .2s ease, color .2s ease, border-color .2s ease; }
.button-primary { color: #fff; border-color: var(--navy); background: var(--navy); }
.button-primary:hover, .button-primary:focus-visible { background: var(--navy); border-color: var(--navy); }
.button-outline { color: #6e490e; border-color: #b98734; background: #fff; }

.help-directory { width: min(1160px, calc(100% - 48px)); margin: 35px auto 100px; border-top: 1px solid var(--line); }
.directory-row { min-height: 128px; display: grid; grid-template-columns: 78px 1fr auto; align-items: center; gap: 22px; padding: 20px 12px; border-bottom: 1px solid var(--line); transition: color .2s ease, padding .2s ease; }
.directory-row:hover, .directory-row:focus-visible { color: var(--gold); padding-inline: 20px; }
.row-number { color: var(--gold); font-size: 10px; letter-spacing: .16em; }
.directory-row > span:nth-child(2) { display: grid; gap: 9px; }
.directory-row strong { font: 400 clamp(27px, 3vw, 42px)/1.05 var(--serif); }
.directory-row small { color: var(--muted); font: 400 14px/1.6 var(--serif); }
.directory-row svg { width: 25px; height: 25px; }

.quick-answers { padding: 90px max(24px, calc((100vw - 1160px) / 2)); color: #fff; background: var(--navy); }
.quick-answers .section-label { color: var(--gold-light); }
.section-heading { display: grid; grid-template-columns: .8fr 1.2fr; align-items: end; gap: 50px; margin-bottom: 55px; }
.answer-list { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(255,255,255,.25); }
.answer-list article { min-height: 250px; padding: 32px 35px 25px 0; border-right: 1px solid rgba(255,255,255,.25); }
.answer-list article + article { padding-left: 35px; }
.answer-list article:last-child { border-right: 0; }
.answer-list h3 { margin: 0 0 17px; font: 400 25px/1.2 var(--serif); }
.answer-list p { margin: 0; color: rgba(255,255,255,.72); font: 400 14px/1.75 var(--serif); }
.journal-callout, .support-contact, .partner-contact { width: min(1160px, calc(100% - 48px)); display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(40px, 8vw, 120px); margin: 0 auto; padding: 90px 0; }
.journal-callout { grid-template-columns: 1fr .75fr auto; align-items: end; }
.journal-callout p:not(.section-label), .support-contact p:not(.section-label), .partner-contact p:not(.section-label) { margin: 0; color: var(--muted); font: 400 14px/1.75 var(--serif); }
.text-link { display: inline-flex; align-items: center; gap: 13px; padding-bottom: 7px; border-bottom: 1px solid var(--gold); color: #6d470c; font-size: 12px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; white-space: nowrap; }
.support-contact, .partner-contact { border-top: 1px solid var(--line); }
.support-contact > div:last-child, .partner-contact > div:last-child { display: grid; align-content: end; gap: 18px; }
.support-contact a, .partner-contact a { width: max-content; padding-bottom: 6px; border-bottom: 1px solid var(--gold); color: #7d5311; font: 500 20px var(--serif); }

.partnership-types { width: min(1320px, calc(100% - 48px)); display: grid; grid-template-columns: repeat(4, 1fr); margin: 0 auto 100px; border-left: 1px solid var(--line); }
.partnership-types article { min-height: 300px; padding: 34px 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.partnership-types article > span { color: var(--gold); font-size: 12px; letter-spacing: .08em; }
.partnership-types h2 { margin-top: 65px; font-size: 31px; }
.partnership-types p { margin: 17px 0 0; color: var(--muted); font: 400 13px/1.7 var(--serif); }
.working-method { width: min(1160px, calc(100% - 48px)); display: grid; grid-template-columns: .9fr 1.1fr; gap: 90px; margin: 0 auto 110px; }
.working-method ol { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.working-method li { min-height: 105px; display: grid; grid-template-columns: 65px 1fr; align-items: center; gap: 15px; border-bottom: 1px solid var(--line); }
.working-method li > span { color: var(--gold); font-size: 12px; letter-spacing: .08em; }
.working-method li p { display: grid; gap: 7px; margin: 0; }
.working-method strong { font: 400 20px var(--serif); }
.working-method small { color: var(--muted); font: 400 13px/1.55 var(--serif); }
.inquiry-section { display: grid; grid-template-columns: .85fr 1.15fr; gap: 80px; padding: 95px max(24px, calc((100vw - 1160px) / 2)); background: var(--soft); }
.inquiry-intro > p:not(.section-label) { color: var(--muted); font: 400 14px/1.75 var(--serif); }
.boundary-note { margin-top: 28px !important; padding-top: 22px; border-top: 1px solid var(--line); }
.inquiry-form { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px 18px; }
.inquiry-form label { display: grid; gap: 8px; color: #47423c; font-size: 12px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; }
.inquiry-form input, .inquiry-form select, .inquiry-form textarea { width: 100%; border: 0; border-bottom: 1px solid #aaa39a; border-radius: 0; padding: 12px 2px; color: var(--ink); background: transparent; font-size: 14px; letter-spacing: 0; outline: none; text-transform: none; }
.inquiry-form textarea { border: 1px solid #aaa39a; padding: 12px; resize: vertical; }
.inquiry-form input:focus, .inquiry-form select:focus, .inquiry-form textarea:focus { border-color: var(--gold); box-shadow: 0 1px 0 var(--gold); }
.inquiry-form .full { grid-column: 1 / -1; }
.form-note { margin: -8px 0 0; color: var(--muted); font: 400 12px var(--serif); letter-spacing: 0; text-transform: none; }
.inquiry-review { width: min(1160px, calc(100% - 48px)); margin: 70px auto; padding: 45px; border: 1px solid var(--line); }
.inquiry-review pre { margin: 35px 0; padding: 25px; overflow: auto; white-space: pre-wrap; color: #fff; background: var(--navy); font: 400 13px/1.75 ui-monospace, SFMono-Regular, Menlo, monospace; }
.review-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.inquiry-review > p { color: var(--muted); font: 400 12px/1.6 var(--serif); }

.site-footer { min-height: 190px; display: grid; grid-template-columns: 1fr 1.4fr .7fr; align-items: center; gap: 45px; padding: 35px max(24px, calc((100vw - 1320px) / 2)); color: #fff; background: var(--navy-deep); }
.site-footer .brand strong, .site-footer .brand span { color: #e6bb6b; }
.site-footer nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 13px 24px; font-size: 12px; }
.site-footer nav a:hover { color: var(--gold-light); }
.site-footer > p { margin: 0; color: rgba(255,255,255,.55); font-size: 8px; letter-spacing: .1em; text-align: right; text-transform: uppercase; }

.route-dialog { width: min(520px, calc(100% - 32px)); padding: 40px; border: 1px solid var(--line); color: var(--ink); background: var(--white); box-shadow: 0 25px 80px rgba(2,27,44,.25); }
.route-dialog::backdrop { background: rgba(2,27,44,.5); }
.route-dialog h2 { font-size: 36px; }
.route-dialog p:not(.section-label) { color: var(--muted); font: 400 14px/1.7 var(--serif); }
.route-dialog code { display: block; margin: 24px 0; padding: 12px; background: var(--soft); color: var(--navy); }
.dialog-close { position: absolute; top: 11px; right: 14px; border: 0; background: none; cursor: pointer; font-size: 25px; }

@media (max-width: 1080px) {
  .site-header { grid-template-columns: minmax(190px, 1fr) auto minmax(120px, 1fr); padding-inline: 24px; }
  .desktop-nav { gap: 18px; }
  .support-hero { gap: 55px; }
  .journal-callout { grid-template-columns: 1fr 1fr; }
  .journal-callout .text-link { grid-column: 2; }
}

@media (max-width: 820px) {
  .review-bar { min-height: 28px; font-size: 11px; letter-spacing: .07em; }
  .site-header { min-height: 62px; grid-template-columns: 1fr auto; padding: 0 17px; }
  .brand strong { font-size: 22px; }
  .brand span { margin-top: 5px; font-size: 8px; }
  .desktop-nav { display: none; }
  .menu-toggle { display: inline-block; padding-left: 13px; border-left: 1px solid var(--line); }
  .mobile-nav { display: grid; }
  .support-hero { width: 100%; min-height: 0; grid-template-columns: 1fr; align-items: start; gap: 28px; padding: 70px 20px 55px; }
  h1 { font-size: clamp(53px, 15vw, 76px); }
  .help-directory, .partnership-types, .working-method, .journal-callout, .support-contact, .partner-contact, .inquiry-review { width: calc(100% - 30px); }
  .directory-row { grid-template-columns: 47px 1fr auto; }
  .section-heading, .working-method, .inquiry-section, .support-contact, .partner-contact { grid-template-columns: 1fr; gap: 35px; }
  .answer-list { grid-template-columns: 1fr; }
  .answer-list article, .answer-list article + article { min-height: 0; padding: 28px 0; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.25); }
  .answer-list article:last-child { border-bottom: 0; }
  .journal-callout { grid-template-columns: 1fr; gap: 24px; }
  .journal-callout .text-link { grid-column: 1; }
  .partnership-types { grid-template-columns: repeat(2, 1fr); }
  .inquiry-section { padding-inline: 20px; }
  .site-footer { grid-template-columns: 1fr; gap: 25px; padding: 35px 20px; }
  .site-footer nav { justify-content: flex-start; }
  .site-footer > p { text-align: left; }
}

@media (max-width: 520px) {
  .help-directory { margin-bottom: 70px; }
  .directory-row { min-height: 112px; grid-template-columns: 35px 1fr auto; gap: 12px; padding-inline: 4px; }
  .directory-row strong { font-size: 24px; }
  .directory-row small { font-size: 12px; }
  .directory-row svg { width: 20px; height: 20px; }
  .quick-answers { padding-block: 70px; }
  .partnership-types { grid-template-columns: 1fr; }
  .partnership-types article { min-height: 235px; }
  .partnership-types h2 { margin-top: 43px; }
  .inquiry-form { grid-template-columns: 1fr; }
  .inquiry-form .full { grid-column: 1; }
  .inquiry-review { padding: 27px 20px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}

/* D-084: customer actions and decision-support labels use a readable floor. */
.row-number,
.inquiry-review > p,
.form-note,
.site-footer > p { font-size: 12px; letter-spacing: .06em; }