:root {
  --edition-paper: #ffffff;
  --edition-ink: #161616;
  --edition-muted: #676b6b;
  --edition-line: #d5d8d8;
  --edition-accent: #e04432;
  --edition-cold: #f5f7f7;
  --edition-font: "Microsoft YaHei UI", "Microsoft YaHei", "DengXian", sans-serif;
}

body { background: var(--edition-cold); }
.edition { background: var(--edition-paper); color: var(--edition-ink); font-family: var(--edition-font); position: absolute; overflow: hidden; }
.edition * { box-sizing: border-box; }
.edition button, .edition a { -webkit-tap-highlight-color: transparent; }
.edition button { font: inherit; cursor: pointer; }
.edition a { color: inherit; text-decoration: none; }
.edition button:focus-visible, .edition a:focus-visible { outline: 3px solid var(--edition-accent); outline-offset: 7px; }
.edition-header { position: absolute; top: 36px; left: 70px; right: 70px; height: 73px; display: flex; justify-content: space-between; align-items: flex-start; border-bottom: 1px solid var(--edition-line); }
.edition-brand { display: inline-flex; align-items: center; gap: 22px; height: 43px; }
.edition-brand strong { font-size: 31px; font-weight: 800; letter-spacing: -.8px; }
.edition-brand > span:last-child { font-size: 19px; letter-spacing: .5px; }
.brand-rule { height: 26px; width: 1px; background: var(--edition-line); }
.edition-navigation { display: flex; height: 42px; align-items: center; gap: 38px; }
.edition-navigation button { border: 0; background: none; padding: 8px 0; font-size: 18px; line-height: 24px; white-space: nowrap; }
.edition-navigation button:hover { color: var(--edition-accent); }
.navigation-current { display: flex; align-items: center; gap: 10px; font-weight: 700 !important; }
.navigation-current > span { width: 18px; height: 2px; background: var(--edition-accent); }
.edition-navigation .fullscreen-button { width: 24px; height: 32px; padding: 3px 0; margin-left: 10px; }
.fullscreen-button svg { width: 24px; height: 24px; }
.edition-hero { position: absolute; top: 152px; left: 70px; right: 70px; height: 645px; }
.hero-copy { position: absolute; inset: 0 auto auto 0; width: 812px; }
.edition-eyebrow { margin: 0; height: 29px; display: flex; align-items: center; gap: 14px; font-size: 17px; line-height: 29px; font-weight: 500; }
.eyebrow-line { width: 28px; height: 3px; background: var(--edition-accent); }
.eyebrow-english { margin-left: 16px; color: var(--edition-muted); font-family: Arial, sans-serif; font-size: 12px; letter-spacing: 1.5px; }
.hero-copy h1 { margin: 45px 0 0 -5px; font-size: 87px; line-height: 1.24; font-weight: 900; letter-spacing: -4.5px; text-wrap: balance; }
.hero-description { font-size: 22px; line-height: 1.85; letter-spacing: .05px; color: #555a5a; margin: 31px 0 0; }
.hero-actions { display: flex; align-items: center; gap: 31px; margin-top: 37px; }
.proposal-button { display: flex; width: 239px; height: 62px; align-items: center; justify-content: space-between; padding: 0 22px 0 25px; border: 1px solid var(--edition-ink); background: var(--edition-ink); color: #fff; font-size: 19px !important; letter-spacing: .2px; transition: background 180ms, border-color 180ms; }
.proposal-button:hover { background: var(--edition-accent); border-color: var(--edition-accent); }
.button-arrow { font-family: Arial, sans-serif; font-size: 31px; font-weight: 300; transition: transform 180ms; }
.proposal-button:hover .button-arrow { transform: translate(3px, -3px); }
.chapter-link { border: 0; background: none; padding: 14px 0; color: var(--edition-ink); font-size: 18px !important; display: flex; align-items: center; gap: 22px; }
.chapter-link:hover { color: var(--edition-accent); }
.chapter-link > span { font-family: Arial, sans-serif; font-size: 24px; }
.strategy-statement { display: flex; align-items: center; gap: 18px; margin-top: 52px; }
.statement-mark { color: var(--edition-accent); font-family: Arial, sans-serif; font-size: 54px; font-weight: 300; line-height: 1; align-self: flex-end; padding-bottom: 3px; }
.statement-label { margin: 0 0 9px; font-size: 13px; color: var(--edition-muted); letter-spacing: 1.1px; }
.statement-text { margin: 0; font-size: 21px; line-height: 1.5; font-weight: 600; letter-spacing: .3px; }
.growth-loop { position: absolute; top: 1px; right: -10px; width: 594px; margin: 0; }
.loop-heading { display: flex; justify-content: space-between; align-items: center; padding-left: 18px; padding-right: 12px; font-size: 17px; line-height: 29px; }
.loop-heading > span:last-child { font-family: Arial, sans-serif; color: var(--edition-muted); font-size: 11px; letter-spacing: 1.9px; }
.loop-diagram { width: 594px; height: 594px; display: block; overflow: visible; margin-top: 13px; }
.loop-ring { stroke: var(--edition-accent); stroke-width: 101px; fill: none; }
.loop-step { fill: #fff; text-anchor: middle; }
.loop-order { font-family: Arial, sans-serif; font-size: 13px; letter-spacing: 2px; opacity: .85; }
.loop-name { font-size: 34px; font-weight: 800; letter-spacing: -1px; }
.loop-subtitle { font-size: 15px; letter-spacing: 1px; }
.loop-center { fill: var(--edition-ink); text-anchor: middle; }
.north-star { fill: var(--edition-accent); }
.center-eyebrow { font-size: 15px; letter-spacing: 1.3px; fill: var(--edition-muted); }
.center-name { font-size: 38px; font-weight: 800; letter-spacing: -1px; }
.center-subtitle { font-size: 14px; letter-spacing: .5px; fill: var(--edition-muted); }
.return-arrow { opacity: .75; }
.loop-note { margin: -1px 12px 0 15px; font-size: 14px; line-height: 25px; color: var(--edition-muted); display: flex; gap: 10px; align-items: center; }
.loop-note > span { color: var(--edition-ink); font-family: Arial, sans-serif; font-size: 22px; }
.edition-footer { position: absolute; bottom: 34px; left: 70px; right: 70px; height: 47px; border-top: 1px solid var(--edition-line); display: flex; align-items: flex-end; justify-content: space-between; font-size: 14px; }
.direction-name { display: flex; align-items: center; gap: 14px; height: 27px; }
.direction-index { display: inline-flex; justify-content: center; align-items: center; width: 25px; height: 25px; color: #fff; background: var(--edition-accent); font-size: 14px; font-weight: 600; font-family: Arial, sans-serif; }
.direction-english { color: var(--edition-muted); font-family: Arial, sans-serif; font-size: 10px; letter-spacing: 1.4px; margin-left: 9px; }
.scroll-tip { display: flex; gap: 10px; align-items: center; margin: 0; color: var(--edition-muted); font-size: 12px; letter-spacing: .5px; height: 29px; position: absolute; left: 655px; }
.scroll-tip svg { height: 24px; width: 15px; }
.direction-links { display: flex; align-items: center; gap: 27px; height: 27px; font-family: Arial, sans-serif; font-size: 15px; }
.direction-links a { width: 27px; text-align: center; padding: 3px 0; color: #7e8383; }
.direction-links a:hover { color: var(--edition-accent); }
.direction-links [aria-current="page"] { color: var(--edition-ink); box-shadow: inset 0 -2px 0 var(--edition-accent); }

.hero-copy, .growth-loop { animation: edition-arrive 700ms cubic-bezier(.16,1,.3,1) both; }
.growth-loop { animation-name: edition-loop-fade; animation-delay: 100ms; }
@keyframes edition-arrive { from { opacity: 0; transform: translateY(15px); } to { opacity: 1; transform: translateY(0); } }
@keyframes edition-loop-fade { from { opacity: 0; } to { opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
  .hero-copy, .growth-loop { animation: none; }
  .proposal-button, .button-arrow { transition: none; }
}