/* International Teachers Hub — Platform Trust Center, scoped styles */
:root{--ink:#23202b;--muted:#625f6a;--green:#8127e8;--green-dark:#5d20c8;--line:#e9e4ef;--cream:#f7f5fb;--sand:#f5f1fb}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:104px}
body.trust-page{margin:0;color:var(--ink);background:#f7f5fb;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans SC","PingFang SC","Microsoft Yahei",sans-serif;line-height:1.75}
.trust-page a{color:inherit}
.trust-page main a{text-decoration:none}
.trust-container{width:min(1160px,calc(100% - 48px));margin:0 auto}
.trust-hero{position:relative;overflow:hidden;background:radial-gradient(ellipse at 90% 18%,#f0e6ff 0,transparent 46%),linear-gradient(120deg,#fdfbff 0%,#f5f1fc 100%);border-bottom:1px solid #ebe4f3;padding:94px 0 96px}
.trust-hero:before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;border:1px solid #e7d9f7;right:-170px;top:-210px;pointer-events:none}
.trust-hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:64px;align-items:center}
.trust-kicker,.trust-overline{font-size:12px;font-weight:800;letter-spacing:.13em;color:var(--green-dark)}
.trust-kicker{display:flex;align-items:center;gap:11px;margin-bottom:24px}
.trust-kicker-dot{width:8px;height:8px;background:#8127e8;border-radius:50%;box-shadow:0 0 0 5px #eadcfb}
.trust-hero h1{font-size:clamp(38px,4.35vw,64px);line-height:1.25;letter-spacing:-.045em;font-weight:800;margin:0 0 26px}
.trust-hero h1 em{font-style:normal;color:var(--green-dark)}
.trust-hero-sub{font-size:17px;line-height:1.95;max-width:620px;color:#625f6a;margin:0}
.trust-hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:34px}
.trust-button{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:13px 23px;border-radius:12px;font-weight:750;font-size:15px;transition:transform .15s,box-shadow .2s}
.trust-button:hover{transform:translateY(-2px)}
.trust-button-primary{color:white!important;background:var(--green-dark);box-shadow:0 8px 20px rgba(91,32,200,.16)}
.trust-button-ghost{background:#fff;border:1px solid #e7daf7;color:var(--green-dark)!important}
.trust-mini-proof{display:flex;flex-wrap:wrap;gap:9px 19px;color:#776884;font-size:12px;font-weight:650;margin-top:48px}
.trust-ledger{background:#fff;border:1px solid #e9e4ef;border-radius:24px;padding:28px;box-shadow:0 25px 64px rgba(75,35,125,.09);position:relative}
.trust-ledger:before{content:"";position:absolute;left:20px;right:20px;bottom:-12px;height:17px;border-radius:0 0 24px 24px;background:#e6dcf4;z-index:-1}
.trust-ledger-top{display:flex;justify-content:space-between;gap:16px;align-items:center;font-size:11px;font-weight:750;color:#776b88;letter-spacing:.12em;border-bottom:1px solid #eee8f4;padding-bottom:17px}
.trust-ledger-tag{background:#f1eafa;color:var(--green-dark);padding:5px 9px;border-radius:20px;white-space:nowrap}
.trust-ledger-title{font-size:21px;font-weight:800;line-height:1.4;margin:24px 0 22px}
.trust-ledger-step{display:flex;align-items:flex-start;gap:15px;min-height:66px}
.trust-ledger-number{width:35px;height:35px;flex:none;display:grid;place-items:center;border-radius:10px;background:#f1eafa;color:var(--green-dark);font-size:12px;font-weight:800}
.trust-ledger-step>div:nth-child(2){flex:1}
.trust-ledger-step strong{display:block;line-height:1.45;font-size:15px;margin:2px 0 5px}
.trust-ledger-step small{display:block;color:#78717e;line-height:1.55;font-size:12px}
.trust-ledger-check{color:#7e3ac6;font-size:18px;font-weight:800}
.trust-ledger-connector{height:14px;border-left:1px dashed #bcb0d1;margin:-6px 0 6px 17px}
.trust-ledger-footnote{font-size:11px;color:#817b8a;margin:16px 0 0;text-align:right}
.trust-section{padding:100px 0}
.trust-section-soft{background:#faf8fd}
.trust-section-intro{max-width:790px;margin:0 0 36px}
.trust-section-intro h2,.trust-split h2,.trust-faq-heading h2,.trust-end h2{font-size:clamp(30px,3.4vw,45px);line-height:1.32;letter-spacing:-.04em;margin:13px 0 15px}
.trust-section-intro>p:last-child,.trust-split-copy>p:not(.trust-overline):not(.trust-note),.trust-faq-heading>p:last-child{color:var(--muted);font-size:16px;margin:0}
.trust-cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:17px}
.trust-card{padding:28px 25px;background:#fff;border:1px solid #ebe5f3;border-radius:18px;min-height:275px;box-shadow:0 8px 22px rgba(56,29,93,.035)}
.trust-card-index{font-size:14px;color:#7434c8;font-weight:800;letter-spacing:.12em}
.trust-card h3{font-size:19px;line-height:1.48;margin:25px 0 14px}
.trust-card p{font-size:14px;color:var(--muted);line-height:1.95;margin:0}
.trust-split{display:grid;grid-template-columns:1fr 1fr;gap:84px;align-items:center}
.trust-split-copy>p:not(.trust-overline){line-height:2}
.trust-note{font-size:13px;color:#6f6577;background:#f8f5fc;padding:14px 17px;border-left:3px solid #a281d9;margin:22px 0}
.trust-text-link{font-weight:750;font-size:14px;color:var(--green-dark)!important;border-bottom:1px solid #8cbdb2;padding-bottom:5px}
.trust-support-panel{background:linear-gradient(160deg,#faf7ff,#fff);border:1px solid #eae3f4;border-radius:22px;padding:35px}
.trust-support-label{font-size:11px;letter-spacing:.14em;font-weight:800;color:#7940c5;margin-bottom:19px}
.trust-support-item{display:flex;align-items:flex-start;gap:18px;padding:19px 0;border-bottom:1px solid #ede6f4}
.trust-support-item:last-child{border-bottom:0;padding-bottom:0}
.trust-support-icon{width:40px;height:40px;flex:none;display:grid;place-items:center;background:#efe6fb;color:#6230af;border-radius:12px;font-size:21px;font-weight:800}
.trust-support-item strong{font-size:17px}
.trust-support-item p{margin:4px 0 0;color:var(--muted);font-size:14px}
.trust-identity-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:20px;align-items:stretch}
.trust-identity-main{background:linear-gradient(145deg,#482078,#6838aa);border-radius:20px;color:#fff;padding:38px;display:flex;align-items:flex-start;gap:25px;min-height:275px}
.trust-identity-mark{width:68px;height:68px;flex:none;display:grid;place-items:center;border:1px solid rgba(255,255,255,.4);border-radius:18px;color:#fff;font-size:22px;letter-spacing:.02em;font-weight:800}
.trust-identity-main .trust-overline{color:#e6dafa;margin:1px 0 11px}
.trust-identity-main h3{font-size:29px;margin:0;line-height:1.3}
.trust-english-name{color:#e7dafa;margin:6px 0 20px;font-weight:650}
.trust-identity-description{font-size:14px;margin:0;color:#eee7fb;line-height:2}
.trust-facts{background:#fff;border:1px solid #eae3f4;border-radius:20px;padding:18px 28px}
.trust-facts>div{display:flex;align-items:baseline;justify-content:space-between;gap:22px;padding:14px 0;border-bottom:1px solid #eee9f4}
.trust-facts>div:last-child{border:0}
.trust-facts span{font-size:12px;color:#80788a}
.trust-facts strong{font-size:14px;text-align:right;word-break:break-word}
.trust-facts a{text-decoration:underline;text-underline-offset:3px;color:var(--green-dark)}
.trust-identity-footer{margin:20px 0 0;font-size:13px;color:#696372;line-height:2}
.trust-faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:65px;align-items:start}
.trust-faq-list{border-top:1px solid #e9e3f0}
.trust-faq-item{border-bottom:1px solid #e9e3f0}
.trust-faq-item summary{list-style:none;cursor:pointer;font-size:16px;line-height:1.65;font-weight:750;display:flex;align-items:center;justify-content:space-between;gap:15px;padding:21px 4px}
.trust-faq-item summary::-webkit-details-marker{display:none}
.trust-faq-plus{width:25px;height:25px;flex:none;border-radius:50%;background:#efe7fa;position:relative}
.trust-faq-plus:before,.trust-faq-plus:after{content:"";position:absolute;background:#6434ad;top:12px;left:8px;width:9px;height:1.5px}
.trust-faq-plus:after{transform:rotate(90deg)}
.trust-faq-item[open] .trust-faq-plus:after{display:none}
.trust-faq-item>p{margin:0 40px 24px 4px;font-size:14px;color:var(--muted);line-height:2}
.trust-end{padding:70px 0;background:#4d2186;color:#fff}
.trust-end-grid{display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center}
.trust-end .trust-overline{color:#e5daf8}
.trust-end h2{font-size:clamp(29px,3.1vw,41px)}
.trust-end p:not(.trust-overline){color:#e9ddf7;max-width:670px;font-size:15px}
.trust-end-actions{display:flex;flex-direction:column;align-items:flex-start;gap:10px}
.trust-button-light{background:#fff;color:var(--green-dark)!important}
.trust-end-contact{color:#fff!important;text-decoration:none;font-size:14px;font-weight:650}
.trust-end-actions>span{font-size:13px;color:#e7d8f7}
.trust-footer{background:#30154f;color:#e7dbf4}
.trust-footer-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:90px}
.trust-footer p{font-size:13px;margin:0}
.trust-footer nav{display:flex;gap:20px;flex-wrap:wrap}
.trust-footer a{color:#e7dbf4;text-decoration:none;font-size:13px}
.trust-footer a:hover{text-decoration:underline}
@media(max-width:1000px){.trust-hero-grid{grid-template-columns:1fr 1fr;gap:30px}.trust-hero{padding:70px 0}.trust-cards{grid-template-columns:repeat(2,1fr)}.trust-split{gap:35px}.trust-faq-layout{gap:34px}}
@media(max-width:700px){.trust-container{width:min(100% - 34px,550px)}.trust-hero{padding:55px 0 66px}.trust-hero-grid,.trust-split,.trust-identity-grid,.trust-faq-layout,.trust-end-grid{grid-template-columns:1fr;gap:32px}.trust-hero h1{font-size:clamp(33px,8vw,46px)}.trust-hero-sub{font-size:15px}.trust-mini-proof{margin-top:29px}.trust-ledger{padding:23px}.trust-section{padding:70px 0}.trust-cards{grid-template-columns:1fr;gap:12px}.trust-card{min-height:0;padding:24px}.trust-card h3{margin:13px 0 9px}.trust-support-panel{padding:26px}.trust-identity-main{padding:26px;gap:15px;min-height:0}.trust-identity-mark{width:48px;height:48px;font-size:15px;border-radius:12px}.trust-identity-main h3{font-size:25px}.trust-facts{padding:16px 19px}.trust-facts>div{display:block}.trust-facts strong{display:block;text-align:left;margin-top:4px}.trust-faq-item summary{font-size:15px}.trust-end{padding:62px 0}.trust-footer-inner{padding:25px 0;display:block}.trust-footer nav{margin-top:14px}.trust-faq-item>p{margin-right:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.trust-button{transition:none}}

/* Brand alignment with the site's purple navigation and editorial pages. */
.trust-hero{padding-top:82px;padding-bottom:86px}
.trust-hero h1{letter-spacing:-.038em}
.trust-section{padding-top:84px;padding-bottom:84px}
.trust-card,.trust-ledger,.trust-identity-main,.trust-facts,.trust-support-panel{box-shadow:0 8px 25px rgba(57,24,98,.04)}
.trust-button-primary{background:linear-gradient(120deg,#5d20c8,#8127e8)}
.trust-button-primary:hover{box-shadow:0 10px 25px rgba(93,32,200,.19)}
.trust-facts a,.trust-end-contact{overflow-wrap:anywhere}
.trust-end-phone{font-weight:400;opacity:.8;font-size:12px}
.trust-end-contact:hover{text-decoration:underline}
.trust-facts strong{max-width:70%}
@media(max-width:700px){.trust-hero{padding:52px 0 60px}.trust-section{padding:64px 0}.trust-facts strong{max-width:100%}}

/* Cross-link between the parent knowledge base and official lesson assurance. */
.trust-guide-backlink{margin-top:22px!important;font-size:14px!important;line-height:1.9!important;color:#625b6b!important}
.trust-guide-backlink a{color:#6836b9!important;font-weight:750;text-underline-offset:3px;text-decoration:underline}
.trust-guide-backlink a:hover{color:#501f97!important}

/* 2026-10-25: official site logo and editorial hero without the old large slogan. */
.trust-hero h1.trust-kicker{display:flex;align-items:center;gap:11px;font-size:12px;line-height:1.75;letter-spacing:.13em;font-weight:800;color:var(--green-dark);margin:0 0 24px}
.trust-hero-sub{font-size:clamp(17px,1.7vw,20px);line-height:1.9;font-weight:500}
.trust-identity-logo{width:78px;height:78px;object-fit:contain;display:block;flex:none;border-radius:15px;background:#fff;padding:5px;border:1px solid rgba(255,255,255,.4)}
@media(max-width:700px){.trust-hero-sub{font-size:16px}.trust-identity-logo{width:60px;height:60px;border-radius:12px;padding:4px}}