/* ==========================================================================
   Enrestec 環拓科技 — green / white circular-economy theme
   ========================================================================== */
:root {
	--green: #1F6B45;
	--leaf: #5CB050; /* 品牌 LOGO 亮綠，只用於裝飾（對白底對比不足，不用於文字） */
	--green-dark: #134D30;
	--green-mid: #2C8257;
	--mint: #EAF4EE;
	--mint-2: #F3F8F5;
	--mint-3: #DCEBE1;
	--line: #D8E6DD;
	--line-2: #C7DDCF;
	--pale: #D4EEDC;
	--ink: #1A2620;
	--ink-2: #3D4A43;
	--muted: #4A5A51;
	--warm: #C2410C;
	--white: #FFFFFF;
	--font: 'IBM Plex Sans', 'Noto Sans TC', 'PingFang TC', 'Microsoft JhengHei', sans-serif;
	--display: 'Noto Sans TC', 'PingFang TC', 'Microsoft JhengHei', sans-serif;
	--mono: 'IBM Plex Mono', ui-monospace, monospace;
	--wrap: 1200px;
	--leaf-r: 0 48px 0 48px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body { margin: 0; font-family: var(--font); color: var(--ink); background: var(--white); line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--green); }
a:hover { color: var(--green-dark); }
h1, h2, h3 { font-family: var(--display); line-height: 1.3; margin: 0; }
h2 { font-size: clamp(28px, 3.4vw, 40px); font-weight: 900; }
h3 { font-size: 22px; font-weight: 700; }
p { margin: 0; }
:focus-visible { outline: 3px solid #F59E0B; outline-offset: 2px; }

.container { max-width: var(--wrap); margin: 0 auto; padding-left: 24px; padding-right: 24px; }
.narrow { max-width: 860px; }
.section { padding-top: 120px; padding-bottom: 40px; display: flex; flex-direction: column; gap: 40px; }
.section-inner { padding-top: 100px; padding-bottom: 100px; display: flex; flex-direction: column; gap: 40px; }
.section-tight { padding-top: 56px; padding-bottom: 96px; }
.band-mint { background: var(--mint); }
.lead { font-size: 18px; line-height: 1.85; color: var(--ink-2); }
.screen-reader-text, .hp { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: absolute; left: -9999px; top: 8px; background: var(--green); color: #fff; padding: 10px 16px; z-index: 100; }
.skip-link:focus { left: 8px; }

.eyebrow { font-family: var(--mono); font-size: 13px; letter-spacing: .2em; color: var(--green); text-transform: uppercase; }
.eyebrow-light { color: var(--pale); }

.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 28px; font-weight: 600; font-size: 16px; text-decoration: none; border: 1px solid transparent; cursor: pointer; font-family: inherit; transition: background .2s, color .2s; }
.btn-primary { background: var(--green); color: #fff; }
.btn-primary:hover { background: var(--green-dark); color: #fff; }
.btn-white { background: #fff; color: var(--green-dark); }
.btn-white:hover { background: var(--mint); color: var(--green-dark); }
.btn-outline { border-color: var(--green); color: var(--green); background: #fff; }
.btn-outline:hover { background: var(--mint); }
.btn-outline-light { border-color: #fff; color: #fff; }
.btn-outline-light:hover { background: rgba(255,255,255,.12); color: #fff; }
.btn-row { display: flex; gap: 12px; flex-wrap: wrap; }
.link-arrow { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; font-weight: 600; text-decoration: none; }
.link-arrow::after { content: '→'; transition: transform .2s; }
.link-arrow:hover::after { transform: translateX(4px); }

/* ---------- Header ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.96); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.admin-bar .site-header { top: 32px; }
.header-inner { height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--ink); }
.brand-logo { height: 48px; width: auto; }
.footer-logo { height: 48px; width: auto; margin-bottom: 4px; }
.brand-mark { width: 36px; height: 36px; border-radius: 50%; border: 3px solid var(--green); display: flex; align-items: center; justify-content: center; }
.brand-mark span { width: 12px; height: 12px; border-radius: 50%; background: var(--green); }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-zh { font-family: var(--display); font-weight: 900; font-size: 18px; letter-spacing: .08em; color: var(--green); }
.brand-en { font-size: 11px; letter-spacing: .24em; color: var(--muted); }
.site-nav { display: flex; align-items: center; gap: 28px; }
.nav-list { display: flex; gap: 26px; list-style: none; margin: 0; padding: 0; font-size: 15px; }
.nav-list a { color: var(--ink); text-decoration: none; padding: 8px 0; border-bottom: 2px solid transparent; }
.nav-list a:hover, .nav-list .current-menu-item a { color: var(--green); border-bottom-color: var(--green); }
.nav-cta { min-height: 44px; padding: 0 20px; }
.nav-toggle { display: none; background: none; border: 0; color: var(--green); width: 48px; height: 48px; cursor: pointer; }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; background: var(--green); color: #fff; }
.hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(19,77,48,.94) 0%, rgba(31,107,69,.86) 45%, rgba(31,107,69,.55) 100%); }
.hero-grid { position: relative; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 64px; align-items: center; padding-top: 96px; padding-bottom: 72px; }
.hero-copy { display: flex; flex-direction: column; gap: 28px; }
.hero h1 { font-size: clamp(40px, 5.4vw, 64px); font-weight: 900; line-height: 1.15; letter-spacing: .02em; }
.hero-copy p { font-size: 19px; line-height: 1.75; color: #E6F4EA; max-width: 30em; }

.cycle { position: relative; height: 500px; display: flex; align-items: center; justify-content: center; }
.cycle-ring { position: absolute; border-radius: 50%; }
.ring-a { width: 420px; height: 420px; border: 2px dashed rgba(255,255,255,.45); animation: spin 40s linear infinite; }
.ring-b { width: 300px; height: 300px; border: 1px solid rgba(255,255,255,.25); animation: spin-rev 28s linear infinite; }
.cycle-pulse { position: absolute; width: 180px; height: 180px; border-radius: 50%; background: rgba(255,255,255,.14); animation: pulse 3.2s ease-out infinite; }
.cycle-core { position: relative; width: 180px; height: 180px; border-radius: 50%; background: #fff; color: var(--green-dark); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; text-align: center; }
.core-mark { width: 72px; height: 72px; }
.cycle-core strong { font-family: var(--display); font-weight: 900; font-size: 22px; }
.cycle-core span { font-family: var(--mono); font-size: 11px; letter-spacing: .15em; color: var(--muted); }
.cycle-node { position: absolute; width: 132px; display: flex; flex-direction: column; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; text-align: center; animation: float 4s ease-in-out infinite; }
.node-dot { width: 64px; height: 64px; border-radius: 50%; background: #fff; display: flex; align-items: center; justify-content: center; box-shadow: 0 8px 24px rgba(0,0,0,.12); }
.n-top { top: 0; left: 50%; margin-left: -66px; }
.n-right { right: 0; top: 50%; margin-top: -48px; animation-delay: 1s; }
.n-bottom { bottom: 0; left: 50%; margin-left: -66px; animation-delay: 2s; }
.n-left { left: 0; top: 50%; margin-top: -48px; animation-delay: 3s; }
.n-left .icon { animation: sway 3s ease-in-out infinite; transform-origin: 30% 80%; }

.stats-bar { border-bottom: 1px solid var(--line); }
.stats-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; padding-top: 32px; padding-bottom: 32px; }
.stats-grid div { display: flex; flex-direction: column; gap: 4px; }
.stats-grid strong { font-size: 36px; font-weight: 700; color: var(--green); }
.stats-grid small, .kpi-strip small, .kpi small { font-size: 16px; font-weight: 400; color: var(--muted); }
.stats-grid span { font-size: 14px; color: var(--muted); }

/* ---------- About ---------- */
.about { display: grid; grid-template-columns: 4fr 8fr; gap: 48px; padding-bottom: 100px; }
.about-side { display: flex; flex-direction: column; gap: 20px; }
.leaf-shape { width: 100%; height: 300px; object-fit: cover; border-radius: var(--leaf-r); }
.about-main { display: flex; flex-direction: column; gap: 24px; }
.milestones { list-style: none; margin: 8px 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.milestones li { border-top: 3px solid var(--leaf); padding-top: 12px; font-size: 14px; line-height: 1.6; color: var(--ink-2); display: flex; flex-direction: column; gap: 6px; }
.milestones strong { font-size: 22px; color: var(--green); }

/* ---------- Chairman ---------- */
.chairman { display: grid; grid-template-columns: 5fr 7fr; gap: 56px; align-items: center; padding-top: 100px; padding-bottom: 100px; }
.chairman-photo { position: relative; }
.chairman-photo img { position: relative; width: 100%; height: 460px; object-fit: cover; border-radius: 0 72px 0 0; }
.deco-ring { position: absolute; border-radius: 50%; border: 2px dashed var(--leaf); animation: spin 36s linear infinite; }
.chairman-photo .deco-ring { left: -28px; top: -28px; width: 160px; height: 160px; }
.chairman-text { display: flex; flex-direction: column; gap: 20px; }
.chairman-text p { font-size: 16px; line-height: 1.9; color: var(--ink-2); }
.chairman blockquote { margin: 0; font-family: var(--display); font-size: 22px; line-height: 1.7; font-weight: 500; color: var(--green); }
.signature { display: flex; align-items: center; gap: 16px; padding-top: 12px; border-top: 1px solid var(--line-2); }
.signature span { font-size: 15px; color: var(--muted); }
.signature strong { font-family: var(--display); font-size: 22px; letter-spacing: .2em; }

/* ---------- Generic heads & grids ---------- */
.section-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; border-bottom: 2px solid var(--green); padding-bottom: 20px; flex-wrap: wrap; }
.section-head > div:not(.tabs) { display: flex; flex-direction: column; gap: 8px; }
.band .section-head { border-bottom: 0; padding-bottom: 0; }
.split-head { display: grid; grid-template-columns: 7fr 5fr; gap: 24px; align-items: end; }
.split-head > div { display: flex; flex-direction: column; gap: 12px; }
.split-head p { font-size: 16px; line-height: 1.8; color: var(--ink-2); }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.grid-5 { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 16px; }

.card { background: var(--mint-2); border: 1px solid var(--line); display: flex; flex-direction: column; overflow: hidden; }
.card > img { width: 100%; height: 220px; object-fit: cover; transition: transform .5s; }
.card:hover > img { transform: scale(1.04); }
.card-body { padding: 28px; display: flex; flex-direction: column; gap: 12px; flex-grow: 1; }
.card-body p { font-size: 16px; line-height: 1.75; color: var(--ink-2); flex-grow: 1; }
.card-green { background: var(--green); border-color: var(--green); color: #fff; }
.card-green p { color: #E6F4EA; }
.card-green .link-arrow { color: #fff; }

/* ---------- Process ---------- */
.process-photo { position: relative; margin: 0; height: 340px; overflow: hidden; border-radius: 0 64px 0 0; }
.process-photo img { width: 100%; height: 100%; object-fit: cover; }
.process-photo figcaption { position: absolute; left: 0; bottom: 0; background: var(--green); color: #fff; padding: 20px 28px; display: flex; flex-direction: column; gap: 4px; font-family: var(--display); font-weight: 700; font-size: 20px; }
.flow-line { position: relative; height: 4px; background: var(--line-2); margin: 0 12px; }
.flow-line span { position: absolute; top: -4px; width: 12px; height: 12px; border-radius: 50%; background: var(--leaf); animation: flow 6s linear infinite; }
.flow-line span:nth-child(2) { animation-delay: 2s; }
.flow-line span:nth-child(3) { animation-delay: 4s; }
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.steps li { background: #fff; padding: 28px 24px; border-top: 4px solid var(--leaf); display: flex; flex-direction: column; gap: 10px; font-size: 15px; line-height: 1.7; color: var(--ink-2); }
.steps small { font-family: var(--mono); font-size: 14px; color: var(--green); }
.steps strong { font-family: var(--display); font-size: 22px; color: var(--ink); }
.step-icon { width: 56px; height: 56px; border-radius: 50%; background: var(--mint); display: flex; align-items: center; justify-content: center; }
.step-icon.warm { background: #FDEEE3; }

/* ---------- ESG ---------- */
.esg-card { position: relative; overflow: hidden; padding: 36px 32px; display: flex; flex-direction: column; gap: 16px; min-height: 320px; border-radius: 0 40px 0 0; }
.esg-card::after { content: ''; position: absolute; right: -40px; bottom: -40px; width: 180px; height: 180px; border-radius: 50%; border: 2px dashed var(--line); animation: spin 30s linear infinite; pointer-events: none; }
.esg-card p { font-size: 15px; line-height: 1.75; color: var(--ink-2); }
.esg-e { background: var(--green); color: #fff; }
.esg-e::after { border-color: rgba(255,255,255,.3); }
.esg-e p { color: #E6F4EA; }
.esg-s { background: var(--mint); }
.esg-s::after { border-color: #B9D6C3; animation-direction: reverse; }
.esg-g { background: #fff; border: 1px solid var(--line); }
.esg-g .link-arrow { margin-top: auto; }
.esg-icon { width: 64px; height: 64px; border-radius: 50%; background: #fff; display: flex; align-items: center; justify-content: center; }
.esg-g .esg-icon { background: var(--mint); }
.esg-e .icon { animation: sway 3s ease-in-out infinite; transform-origin: 30% 80%; }
.kpi-strip { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border: 1px solid var(--line); }
.kpi-strip > div { padding: 28px 24px; display: flex; flex-direction: column; gap: 6px; border-right: 1px solid var(--line); }
.kpi-strip > div:last-child { border-right: 0; }
.kpi-strip strong { font-size: 40px; font-weight: 700; color: var(--green); }
.kpi-strip span { font-size: 14px; line-height: 1.6; color: var(--ink-2); }
.cert-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.cert-label { font-size: 13px; font-weight: 600; color: var(--muted); margin-right: 8px; }
.cert { display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; background: var(--mint); font-size: 14px; font-weight: 600; color: var(--green-dark); }
.source-note { font-size: 12px; color: var(--muted); }

/* ---------- News ---------- */
.tabs { display: flex; gap: 8px; flex-wrap: wrap; }
.tab { min-height: 44px; padding: 0 16px; display: inline-flex; align-items: center; font: 600 14px var(--font); cursor: pointer; border: 1px solid var(--green); background: #fff; color: var(--green); text-decoration: none; }
.tab.is-active, .tab:hover { background: var(--green); color: #fff; }
.tabs-links { margin-bottom: 8px; }
.news-card { background: #fff; }
.news-thumb { display: block; height: 190px; background: var(--mint-3); overflow: hidden; }
.news-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.news-card:hover .news-thumb img { transform: scale(1.04); }
.thumb-placeholder { height: 100%; display: flex; align-items: center; justify-content: center; }
.news-card h3 { font-size: 19px; line-height: 1.5; }
.news-card h3 a { color: var(--ink); text-decoration: none; }
.news-card h3 a:hover { color: var(--green); }
.news-card p { font-size: 15px; }
.news-meta { display: flex; gap: 12px; align-items: center; font-family: var(--mono); font-size: 14px; }
.news-meta.light { color: var(--pale); }
.chip { font-family: var(--font); font-size: 12px; font-weight: 600; color: var(--green); background: var(--mint); padding: 2px 8px; }
.chip-light { background: rgba(255,255,255,.16); color: #fff; }
.pagination .nav-links { display: flex; gap: 8px; justify-content: center; margin-top: 24px; }
.pagination .page-numbers { min-width: 44px; min-height: 44px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--line); text-decoration: none; padding: 0 12px; }
.pagination .current { background: var(--green); color: #fff; border-color: var(--green); }

/* ---------- Corporate tiles (home) ---------- */
.corp-tile { background: #fff; padding: 28px 22px; display: flex; flex-direction: column; gap: 14px; text-decoration: none; color: var(--ink); border-radius: 0 32px 0 0; min-height: 220px; transition: transform .25s, box-shadow .25s; }
.corp-tile:hover { transform: translateY(-4px); box-shadow: 0 12px 28px rgba(19,77,48,.12); color: var(--ink); }
.corp-tile strong { font-family: var(--display); font-size: 20px; }
.corp-tile span:last-child { font-size: 14px; line-height: 1.7; color: var(--muted); }
.tile-icon { width: 52px; height: 52px; border-radius: 50%; background: var(--mint); display: flex; align-items: center; justify-content: center; }

/* ---------- Careers ---------- */
.careers-hero { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 56px; align-items: center; }
.careers-hero > div:first-child { display: flex; flex-direction: column; gap: 20px; }
.careers-photo { position: relative; }
.careers-photo img { width: 100%; height: 420px; object-fit: cover; border-radius: 72px 0 0 0; }
.careers-badge { position: absolute; left: -24px; bottom: -24px; background: var(--green); color: #fff; padding: 22px 26px; display: flex; gap: 28px; }
.careers-badge div { display: flex; flex-direction: column; }
.careers-badge strong { font-size: 30px; }
.careers-badge span { font-size: 13px; color: var(--pale); }
.perks { list-style: none; margin: 24px 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.perks li { display: flex; gap: 14px; align-items: flex-start; padding: 20px; background: var(--mint-2); }
.perks div { display: flex; flex-direction: column; gap: 4px; }
.perks strong { font-size: 16px; }
.perks div span { font-size: 13px; line-height: 1.6; color: var(--muted); }
.perk-icon { flex-shrink: 0; width: 44px; height: 44px; border-radius: 50%; background: #fff; display: flex; align-items: center; justify-content: center; }
.jobs { border-top: 2px solid var(--green); }
.jobs-head { padding: 18px 0; }
.job-row { display: grid; grid-template-columns: 2fr 1fr 1fr auto; gap: 16px; align-items: center; padding: 18px 0; border-top: 1px solid var(--line); text-decoration: none; color: var(--ink); }
.job-row strong { font-size: 17px; }
.job-row span { font-size: 14px; color: var(--muted); }
.job-row .job-apply { color: var(--green); font-weight: 600; }
.job-row:hover strong { color: var(--green); }
.jobs-empty { padding: 18px 0; border-top: 1px solid var(--line); color: var(--ink-2); }

/* ---------- Contact ---------- */
.contact { display: grid; grid-template-columns: 5fr 7fr; gap: 48px; padding-bottom: 120px; }
.contact-info { display: flex; flex-direction: column; gap: 20px; }
.contact-info dl { margin: 0; padding-top: 16px; border-top: 1px solid var(--line); display: grid; grid-template-columns: auto 1fr; gap: 8px 16px; font-size: 15px; }
.contact-info dt { color: var(--muted); }
.contact-info dd { margin: 0; }
.contact-form { background: var(--mint-2); border: 1px solid var(--line); padding: 36px; display: flex; flex-direction: column; gap: 20px; }
.contact-form label { display: flex; flex-direction: column; gap: 6px; font-size: 14px; font-weight: 600; }
.contact-form input[type=text], .contact-form input[type=email], .contact-form textarea { font: 400 16px var(--font); padding: 12px; min-height: 48px; border: 1px solid #8FA898; background: #fff; color: var(--ink); width: 100%; }
.contact-form textarea { resize: vertical; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.topic-group { border: 0; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
.topic-group legend { font-size: 14px; font-weight: 600; margin-bottom: 8px; }
.topic { position: relative; }
.topic input { position: absolute; opacity: 0; }
.topic span { display: flex; align-items: center; justify-content: center; text-align: center; min-height: 48px; padding: 8px; border: 1px solid var(--green); background: #fff; color: var(--green); cursor: pointer; font-weight: 600; }
.topic input:checked + span { background: var(--green); color: #fff; }
.topic input:focus-visible + span { outline: 3px solid #F59E0B; outline-offset: 2px; }
.contact-form .btn { align-self: flex-start; }
.form-note { font-size: 12px; color: var(--muted); }
.notice { padding: 14px 16px; font-weight: 600; }
.notice-ok { background: #E3F1E6; border: 1px solid var(--green); color: var(--green-dark); }
.notice-err { background: #FDECEC; border: 1px solid #B42318; color: #8A1C12; }

/* ---------- Page hero (inner pages) ---------- */
.page-hero { position: relative; overflow: hidden; background: var(--green); color: #fff; }
.page-hero .deco-ring { border-color: rgba(255,255,255,.35); }
.page-hero .ring-1 { right: 8%; top: -120px; width: 360px; height: 360px; }
.page-hero .ring-2 { right: 14%; top: -40px; width: 200px; height: 200px; border-style: solid; border-width: 1px; border-color: rgba(255,255,255,.25); animation-direction: reverse; animation-duration: 26s; }
.page-hero-inner { position: relative; padding-top: 64px; padding-bottom: 0; display: flex; flex-direction: column; gap: 36px; }
.page-hero-short .page-hero-inner { padding-bottom: 56px; gap: 14px; }
.page-hero h1 { font-size: clamp(32px, 4vw, 48px); font-weight: 900; }
.page-hero-top { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; flex-wrap: wrap; }
.page-hero-top > div:first-child { display: flex; flex-direction: column; gap: 12px; }
.page-hero-meta { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; font-size: 14px; color: var(--pale); }
.page-hero-meta b { font-family: var(--mono); color: #fff; font-weight: 500; }
.page-hero-meta a, .back-link { color: #fff; }
.back-link { text-decoration: none; font-size: 14px; }

.corp-tabs { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 4px; }
.corp-tab { display: flex; align-items: center; justify-content: center; gap: 10px; min-height: 60px; font-weight: 700; font-size: 16px; text-decoration: none; background: rgba(255,255,255,.12); color: #fff; }
.corp-tab:hover { background: rgba(255,255,255,.22); color: #fff; }
.corp-tab.is-active { background: #fff; color: var(--green); }
.corp-layout { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 48px; align-items: start; padding-top: 48px; padding-bottom: 120px; }
.corp-subnav { display: flex; flex-direction: column; border-top: 2px solid var(--green); position: sticky; top: 96px; }
.corp-subnav a { padding: 14px 16px; min-height: 48px; font-size: 15px; text-decoration: none; color: var(--ink); border-bottom: 1px solid var(--line); }
.corp-subnav a:hover { background: var(--mint-2); }
.corp-subnav a.is-active { background: var(--mint); color: var(--green-dark); font-weight: 700; box-shadow: inset 4px 0 0 var(--green); }
.corp-main { display: flex; flex-direction: column; gap: 28px; min-width: 0; }
.corp-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; border-bottom: 1px solid var(--line); padding-bottom: 16px; flex-wrap: wrap; }
.corp-head > div { display: flex; flex-direction: column; gap: 6px; }
.corp-group { font-size: 14px; color: var(--green); font-weight: 600; }
.corp-head h2 { font-size: 32px; }
.year-filter label { display: flex; align-items: center; gap: 10px; font-size: 14px; font-weight: 600; }
.year-filter select { min-height: 44px; padding: 0 12px; border: 1px solid #8FA898; background: #fff; font: inherit; font-weight: 400; }
.corp-text { background: var(--mint-2); padding: 24px 28px; border-radius: 0 28px 0 0; }
.prose { font-size: 16px; line-height: 1.9; color: var(--ink-2); }
.prose > * + * { margin-top: 1em; }
.prose h2, .prose h3 { color: var(--ink); margin-top: 1.4em; }
.prose h3 { font-size: 19px; }
.prose ul { padding-left: 1.4em; }
.prose img { border-radius: 4px; }
.prose a { word-break: break-all; }
.single-cover { margin: 0 0 32px; }
.single-cover img { width: 100%; border-radius: 0 40px 0 0; }

.kpi-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.kpi { background: var(--mint-2); padding: 22px; display: flex; flex-direction: column; gap: 8px; border-top: 3px solid var(--green); }
.kpi-s { border-top-color: #B45309; }
.kpi-g { border-top-color: #1D4ED8; }
.kpi-group { font-size: 13px; font-weight: 600; color: var(--muted); }
.kpi-label { font-size: 16px; font-weight: 600; }
.kpi strong { font-size: 30px; font-weight: 700; }
.kpi-year { font-size: 13px; color: var(--muted); }

.doc-year { display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 24px; border-top: 1px solid var(--line); padding-top: 20px; }
.doc-year-label { font-weight: 700; font-size: 28px; color: var(--green); }
.doc-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.doc { background: var(--mint-2); border: 1px solid var(--line); padding: 16px 18px; display: flex; align-items: center; gap: 14px; text-decoration: none; color: var(--ink); min-height: 56px; transition: border-color .2s, background .2s; }
.doc:hover { border-color: var(--green); background: #fff; color: var(--ink); }
.doc-ext { font-family: var(--mono); font-size: 11px; color: #fff; background: #9A3412; padding: 4px 6px; }
.doc-name { flex-grow: 1; font-size: 15px; font-weight: 500; }
.doc-size { font-size: 13px; color: var(--muted); }
.empty-note { color: var(--muted); }

/* ---------- Footer ---------- */
.site-footer { background: var(--green-dark); color: var(--pale); font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 2fr 2fr 1fr; gap: 32px; padding-top: 48px; padding-bottom: 32px; }
.footer-brand .brand-zh { color: #fff; font-size: 22px; }
.footer-brand p, .footer-contact p { margin-top: 8px; line-height: 1.8; }
.footer-links { display: flex; flex-direction: column; gap: 8px; }
.footer-links a, .footer-menu a { color: var(--pale); }
.footer-menu { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.footer-copy { border-top: 1px solid rgba(255,255,255,.15); padding-top: 20px; padding-bottom: 24px; font-size: 13px; }

/* ---------- Motion ---------- */
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes spin-rev { to { transform: rotate(-360deg); } }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
@keyframes pulse { 0% { transform: scale(.9); opacity: .7; } 100% { transform: scale(1.5); opacity: 0; } }
@keyframes sway { 0%, 100% { transform: rotate(-6deg); } 50% { transform: rotate(6deg); } }
@keyframes flow { 0% { left: 0; opacity: 0; } 10% { opacity: 1; } 90% { opacity: 1; } 100% { left: calc(100% - 12px); opacity: 0; } }
@keyframes fade-up { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }
.fade-up { animation: fade-up .9s ease-out both; }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
	*, *::before, *::after { animation: none !important; transition: none !important; }
	.reveal { opacity: 1; transform: none; }
	html { scroll-behavior: auto; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
	.nav-list { gap: 18px; }
	.grid-5 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
	.perks { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 960px) {
	.nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
	.site-nav { display: none; position: absolute; left: 0; right: 0; top: 72px; background: #fff; border-bottom: 1px solid var(--line); flex-direction: column; align-items: stretch; gap: 0; padding: 8px 24px 24px; box-shadow: 0 12px 24px rgba(0,0,0,.08); }
	.site-nav.is-open { display: flex; }
	.nav-list { flex-direction: column; gap: 0; }
	.nav-list a { display: block; padding: 14px 0; border-bottom: 1px solid var(--line); }
	.nav-cta { margin-top: 16px; }
	.hero-grid, .about, .chairman, .careers-hero, .contact, .split-head, .corp-layout { grid-template-columns: 1fr; }
	.hero-grid { padding-top: 64px; gap: 24px; }
	.cycle { height: 420px; transform: scale(.85); }
	.grid-3, .steps, .kpi-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.milestones, .stats-grid, .kpi-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.kpi-strip > div:nth-child(2) { border-right: 0; }
	.kpi-strip > div:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
	.corp-tabs { grid-template-columns: repeat(3, minmax(0, 1fr)); }
	.corp-subnav { position: static; flex-direction: row; overflow-x: auto; border-top: 0; border-bottom: 2px solid var(--green); }
	.corp-subnav a { white-space: nowrap; border-bottom: 0; }
	.footer-grid { grid-template-columns: 1fr; }
	.section { padding-top: 80px; }
	.chairman { padding-top: 72px; padding-bottom: 72px; }
}
@media (max-width: 640px) {
	.container { padding-left: 16px; padding-right: 16px; }
	.admin-bar .site-header { top: 0; }
	.cycle { height: 360px; transform: scale(.72); margin: -40px 0; }
	.grid-3, .grid-5, .steps, .kpi-grid, .doc-list, .perks, .form-grid, .milestones { grid-template-columns: 1fr; }
	.topic-group { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.corp-tabs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.corp-tab { min-height: 52px; font-size: 14px; }
	.doc-year { grid-template-columns: 1fr; gap: 8px; }
	.job-row { grid-template-columns: 1fr; gap: 4px; }
	.careers-badge { left: 0; bottom: 0; }
	.chairman-photo img, .careers-photo img { height: 340px; }
	.contact-form { padding: 24px 18px; }
	.stats-grid strong { font-size: 28px; }
	.kpi-strip strong { font-size: 32px; }
}
.section-list { padding-top: 48px; padding-bottom: 96px; gap: 24px; }

/* ---------- Bilingual ---------- */
.lang-switch { display: inline-flex; align-items: center; justify-content: center; min-width: 44px; min-height: 44px; padding: 0 10px; border: 1px solid var(--line-2); font: 600 14px var(--font); letter-spacing: .06em; color: var(--green); text-decoration: none; }
.lang-switch:hover { background: var(--mint); color: var(--green-dark); }
.hero h1.hero-en { font-family: var(--font); font-size: clamp(34px, 4.2vw, 52px); letter-spacing: 0; line-height: 1.15; }
.lang-en h2, .lang-en h3 { font-family: var(--font); letter-spacing: -.01em; }
.lang-en .nav-list { gap: 22px; }
.doc-lang { display: inline-block; margin-left: 8px; font-size: 11px; font-weight: 600; color: var(--muted); border: 1px solid var(--line-2); padding: 1px 6px; vertical-align: middle; }
.thumb-placeholder img { width: 72px; height: 72px; opacity: .35; }
@media (max-width: 960px) { .lang-switch { margin-top: 12px; align-self: flex-start; } }
@media (max-width: 640px) {
	.cycle { width: 460px; height: 460px; margin: -64px 0 -64px calc(50% - 230px); transform: scale(.72); }
}

/* ---------- Subsidiary (Upcycle) ---------- */
.sub-band { display: grid; grid-template-columns: 5fr 7fr; gap: 56px; align-items: center; }
.sub-band-photo img { width: 100%; height: 420px; object-fit: cover; border-radius: 0 72px 0 72px; }
.sub-band-text { display: flex; flex-direction: column; gap: 20px; }
.sub-chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.sub-chips li { padding: 8px 14px; background: var(--mint); color: var(--green-dark); font-size: 14px; font-weight: 600; }
.sub-hero .sub-hero-inner { position: relative; padding-top: 96px; padding-bottom: 96px; display: flex; flex-direction: column; gap: 24px; max-width: 860px; margin-left: max(24px, calc((100% - var(--wrap)) / 2 + 24px)); }
.sub-hero .deco-ring { border-color: rgba(255,255,255,.35); right: 8%; top: -120px; width: 360px; height: 360px; }
.sub-hero h1 { font-size: clamp(36px, 4.6vw, 56px); font-weight: 900; line-height: 1.2; display: flex; flex-direction: column; gap: 8px; }
.sub-h1-2 { font-size: .55em; font-weight: 700; color: var(--pale); }
.sub-hero p { font-size: 18px; line-height: 1.8; color: #E6F4EA; }
.waste-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; }
.waste-card { background: var(--mint-2); border: 1px solid var(--line); padding: 28px; display: flex; flex-direction: column; gap: 12px; border-radius: 0 32px 0 0; }
.waste-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.waste-card .esg-icon { background: #fff; }
.waste-code { font-family: var(--mono); font-size: 12px; color: var(--green-dark); background: #fff; border: 1px solid var(--line-2); padding: 4px 8px; }
.waste-card p { font-size: 15px; line-height: 1.75; color: var(--ink-2); flex-grow: 1; }
.waste-output { border-top: 1px solid var(--line); padding-top: 12px; font-size: 14px; font-weight: 600; color: var(--green-dark); display: flex; flex-direction: column; gap: 2px; }
.waste-output span { font-size: 12px; font-weight: 400; color: var(--muted); }
.steps-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.steps-6 li { padding: 24px 18px; font-size: 14px; }
.steps-6 strong { font-size: 18px; }
.sub-about { display: grid; grid-template-columns: 4fr 8fr; gap: 48px; align-items: start; padding-bottom: 40px; }
.sub-about > div:first-child { display: flex; flex-direction: column; gap: 12px; }
.check-list { list-style: none; margin: 8px 0 0; padding: 0; display: flex; flex-direction: column; gap: 10px; font-size: 15px; }
.check-list li { display: flex; gap: 10px; align-items: flex-start; }
.contact-form .select { font: 400 16px var(--font); padding: 0 12px; min-height: 48px; border: 1px solid #8FA898; background: #fff; color: var(--ink); width: 100%; }
@media (max-width: 1100px) { .steps-6 { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 960px) { .sub-band, .sub-about { grid-template-columns: 1fr; } .sub-band-photo img { height: 300px; } }
@media (max-width: 640px) { .steps-6 { grid-template-columns: 1fr; } .sub-hero .sub-hero-inner { padding-top: 64px; padding-bottom: 64px; } }

.app-chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.app-chips li { font-size: 12px; font-weight: 600; color: var(--green-dark); background: #fff; border: 1px solid var(--line-2); padding: 3px 8px; }
.milestones { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.waste-code-pending { color: var(--muted); border-style: dashed; }
.code-list { list-style: none; margin: 16px 0 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.code-list li { display: flex; gap: 12px; align-items: center; font-size: 15px; font-weight: 600; }
.code-list span { font-family: var(--mono); font-size: 13px; background: var(--green); color: #fff; padding: 4px 8px; }
@media (max-width: 960px) { .milestones { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) { .milestones { grid-template-columns: 1fr; } }

/* ---------- 產品環境訴求 ---------- */
.env-claims { margin-top: 56px; }
.env-claims-head { display: flex; flex-direction: column; gap: 6px; border-bottom: 2px solid var(--green); padding-bottom: 12px; margin-bottom: 24px; }
.env-claims-head h3 { margin: 0; font-size: 24px; color: var(--ink); }
.env-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.env-card { background: var(--mint-2); border: 1px solid var(--line); border-radius: 0 32px 0 32px; padding: 28px; display: flex; flex-direction: column; gap: 14px; }
.env-card h4 { margin: 0; font-size: 21px; color: var(--ink); }
.cf-compare { background: #fff; border: 1px solid var(--line); padding: 16px 18px; border-radius: 12px; }
.cf-row { display: grid; grid-template-columns: 9.5em minmax(0, 1fr) 3.4em; align-items: center; gap: 10px; font-size: 14px; color: var(--ink-2); }
.cf-row + .cf-row { margin-top: 8px; }
.cf-row b { text-align: right; font-family: var(--mono); color: var(--green-dark); font-size: 15px; }
.cf-bar { height: 12px; background: var(--mint-3); border-radius: 6px; overflow: hidden; }
.cf-bar i { display: block; height: 100%; background: var(--green); border-radius: 6px; }
.cf-base .cf-bar i { background: #9AA8A0; }
.cf-base b { color: var(--muted); }
.cf-note { margin: 10px 0 0; font-size: 13px; color: var(--muted); }
.env-items { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.env-items li { display: grid; grid-template-columns: 36px minmax(0, 1fr); gap: 12px; }
.env-ico { width: 36px; height: 36px; border-radius: 50%; background: var(--mint-3); color: var(--green); display: grid; place-items: center; }
.env-items strong { color: var(--ink); font-size: 16px; }
.env-items p { margin: 4px 0 0; font-size: 15px; line-height: 1.75; color: var(--ink-2); }
.env-claims .source-note { margin-top: 16px; }
.corp-docs-title { margin: 32px 0 4px; font-size: 18px; color: var(--ink); }
@media (max-width: 860px) {
	.env-grid { grid-template-columns: 1fr; }
	.cf-row { grid-template-columns: 7.5em minmax(0, 1fr) 3.2em; font-size: 13px; }
}

/* ---------- 揚泰：能資源整合中心動畫 ---------- */
.hub-intro { max-width: 760px; font-size: 17px; line-height: 1.8; color: var(--ink-2); margin: 0 0 24px; }
.hub-figure { margin: 0; background: #fff; border: 1px solid var(--line); border-radius: 0 40px 0 40px; padding: 16px; }
.hub-svg { display: block; width: 100%; height: auto; }
.hub-ground { stroke: var(--line-2); stroke-width: 2; }
.hub-node { fill: var(--mint-2); stroke: var(--green); stroke-width: 2; }
.hub-tire { fill: none; stroke: #2E3A33; stroke-width: 10; }
.hub-tire-in { fill: none; stroke: #2E3A33; stroke-width: 3; }
.hub-chunk { fill: #2E3A33; }
.hub-bottle { fill: #9CC9AE; stroke: var(--green-dark); stroke-width: 2; }
.hub-feed { fill: none; stroke: var(--line-2); stroke-width: 10; stroke-linecap: round; }
.hub-pellet { fill: #2E3A33; }
.hub-pellet-out { fill: var(--green); }
.hub-plant-body { fill: var(--green-dark); }
.hub-drum { fill: #0E3A24; stroke: var(--leaf); stroke-width: 3; }
.hub-flame { fill: #F28C28; transform-box: fill-box; transform-origin: 50% 100%; animation: hubFlame 1.1s ease-in-out infinite alternate; }
.hub-flame.f2 { fill: #E8590C; animation-duration: .9s; }
.hub-flame.f3 { animation-delay: .3s; }
.hub-out { fill: var(--mint-3); stroke: var(--green); stroke-width: 2; }
.hub-heat { stroke: #E8590C; stroke-width: 12; stroke-linecap: round; stroke-dasharray: 14 12; animation: hubFlow 1s linear infinite; }
.hub-tank { fill: #fff; stroke: var(--green); stroke-width: 3; }
.hub-wave { fill: none; stroke: #E8590C; stroke-width: 4; stroke-linecap: round; animation: hubWave 2s ease-in-out infinite; }
.hub-wave.w2 { animation-delay: .4s; } .hub-wave.w3 { animation-delay: .8s; }
.hub-pipe { fill: none; stroke: #9AA8A0; stroke-width: 14; stroke-linecap: round; }
.hub-steam { fill: none; stroke: #E9F4FF; stroke-width: 6; stroke-linecap: round; stroke-dasharray: 10 14; animation: hubFlow 1.2s linear infinite; }
.hub-factory { fill: var(--mint-3); stroke: var(--green); stroke-width: 2; stroke-linejoin: round; }
.hub-window { fill: #fff; stroke: var(--green); stroke-width: 1.5; }
.hub-puff { fill: #C9D7E3; opacity: 0; transform-box: fill-box; transform-origin: center; animation: hubPuff 2.6s ease-out infinite; animation-delay: var(--d, 0s); }
.hub-puffs .p2 { animation-delay: calc(var(--d, 0s) + 1.2s); }
.hub-lbl { font: 600 18px var(--font); fill: var(--ink); }
.hub-lbl-light { fill: #fff; }
.hub-badge circle { fill: var(--green); stroke: #fff; stroke-width: 3; }
.hub-badge text { font: 700 20px var(--font); fill: #fff; }
.hub-badge circle { transform-box: fill-box; transform-origin: center; animation: hubRing 8s ease-in-out infinite; animation-delay: calc(var(--i) * 2s); }
.hub-steps { list-style: none; margin: 24px 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.hub-steps li { display: grid; grid-template-columns: 36px minmax(0, 1fr); gap: 12px; background: #fff; border: 1px solid var(--line); padding: 18px; border-top: 4px solid var(--line-2); animation: hubStep 8s ease-in-out infinite; animation-delay: calc(var(--i) * 2s); }
.hub-num { width: 36px; height: 36px; border-radius: 50%; background: var(--green); color: #fff; display: grid; place-items: center; font-weight: 700; }
.hub-steps strong { color: var(--ink); font-size: 16px; }
.hub-steps p { margin: 4px 0 0; font-size: 14px; line-height: 1.7; color: var(--ink-2); }
@keyframes hubFlame { from { transform: scaleY(.82) scaleX(1.05); } to { transform: scaleY(1.12) scaleX(.94); } }
@keyframes hubFlow { to { stroke-dashoffset: -52; } }
@keyframes hubWave { 0%, 100% { opacity: .35; } 50% { opacity: 1; } }
@keyframes hubPuff { 0% { opacity: 0; transform: translateY(0) scale(.6); } 20% { opacity: .9; } 100% { opacity: 0; transform: translateY(-46px) scale(1.6); } }
@keyframes hubRing { 0%, 22%, 100% { transform: scale(1); } 6% { transform: scale(1.3); } }
@keyframes hubStep { 0%, 25%, 100% { border-top-color: var(--line-2); } 3%, 22% { border-top-color: var(--green); } }
@media (max-width: 900px) { .hub-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .hub-steps { grid-template-columns: 1fr; } .hub-figure { padding: 8px; border-radius: 0 24px 0 24px; } }
@media (prefers-reduced-motion: reduce) { .hub-flame, .hub-heat, .hub-wave, .hub-steam, .hub-puff, .hub-badge, .hub-badge circle, .hub-steps li { animation: none; } .hub-puff { opacity: .6; } }

/* 揚泰動畫 v2：鍋爐＋熱回收（科技感） */
.hub-gridline { stroke: #E3EEE7; stroke-width: 1; }
.hub-boiler-body { fill: #123F2A; stroke: var(--leaf); stroke-width: 2; }
.hub-boiler-plinth { fill: #55605A; }
.hub-led { fill: var(--leaf); animation: hubLed 1.8s steps(2, jump-none) infinite; }
.hub-led.l2 { animation-delay: .6s; fill: #F2A93B; } .hub-led.l3 { animation-delay: 1.2s; }
.hub-gauge { fill: #F3F8F5; stroke: var(--leaf); stroke-width: 2; }
.hub-gauge-arc { fill: none; stroke: #E8590C; stroke-width: 3; stroke-dasharray: 2 4; }
.hub-needle { stroke: #E8590C; stroke-width: 3; stroke-linecap: round; transform-box: view-box; transform-origin: 0 0; animation: hubNeedle 3s ease-in-out infinite; }
.hub-gauge-hub { fill: #123F2A; }
.hub-window-ring { fill: #0B2C1D; stroke: #8A938E; stroke-width: 4; }
.hub-window-bg { fill: #3A1A08; }
.hub-tag text { font: 600 13px var(--mono); letter-spacing: .18em; fill: var(--green); }
.hub-tag-br { fill: none; stroke: var(--green); stroke-width: 2; }
.hub-duct { stroke: #55605A; stroke-width: 22; stroke-linecap: butt; }
.hub-hr-body { fill: #fff; stroke: var(--green); stroke-width: 3; }
.hub-coil { fill: none; stroke: #9DB8CC; stroke-width: 8; stroke-linecap: round; stroke-linejoin: round; }
.hub-coil-flow { fill: none; stroke: #2F80C0; stroke-width: 3; stroke-linecap: round; stroke-dasharray: 8 10; animation: hubFlow 1.2s linear infinite; }
.hub-arrow { fill: none; stroke: #E8590C; stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; animation: hubArrow 1.5s ease-in-out infinite; }
.hub-arrow.a1 { animation-delay: .3s; } .hub-arrow.a2 { animation-delay: .6s; }
.hub-temp-bg { fill: #E3EEE7; }
.hub-temp { transform-box: fill-box; transform-origin: 50% 100%; animation: hubTemp 4s ease-in-out infinite; }
.hub-water { stroke: #2F80C0; stroke-width: 8; stroke-linecap: round; stroke-dasharray: 10 8; animation: hubFlow 1s linear infinite reverse; }
.hub-stack { fill: #8A938E; }
.hub-mini { font: 600 14px var(--font); fill: #2F80C0; }
@keyframes hubLed { 0% { opacity: 1; } 100% { opacity: .25; } }
@keyframes hubNeedle { 0%, 100% { transform: rotate(-40deg); } 50% { transform: rotate(55deg); } }
@keyframes hubArrow { 0%, 100% { opacity: .3; transform: translateX(0); } 50% { opacity: 1; transform: translateX(6px); } }
@keyframes hubTemp { 0%, 100% { transform: scaleY(.72); } 50% { transform: scaleY(1); } }
@media (max-width: 560px) { .hub-tag { display: none; } }
@media (prefers-reduced-motion: reduce) { .hub-led, .hub-needle, .hub-coil-flow, .hub-arrow, .hub-temp, .hub-water { animation: none; } }

/* ---------- 產品與技術：一顆輪胎的第二生命 ---------- */
.wheel-wrap { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); gap: 56px; align-items: center; }
.wheel-text h2 { margin-bottom: 16px; }
.wheel-text > p { font-size: 17px; line-height: 1.85; color: var(--ink-2); }
.wheel-legend { list-style: none; margin: 20px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 18px; }
.wheel-legend li { display: flex; align-items: center; gap: 8px; font-weight: 600; color: var(--ink); font-size: 15px; }
.wheel-legend i { width: 12px; height: 12px; border-radius: 50%; background: var(--c); }
.creds { list-style: none; margin: 28px 0 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.creds li { display: grid; grid-template-columns: 28px minmax(0, 1fr); gap: 10px; align-items: center; padding: 12px 16px; background: var(--mint-2); border-left: 3px solid var(--green); font-size: 15px; font-weight: 600; color: var(--green-dark); }
.creds-ico { width: 26px; height: 26px; color: var(--green); }
.wheel-figure { margin: 0; }
.wheel { display: block; width: 100%; height: auto; max-width: 640px; margin: 0 auto; overflow: visible; }
.wh-tread { fill: none; stroke: #2F3833; stroke-width: 34; }
.wh-tread-grip { fill: none; stroke: #4A5550; stroke-width: 20; stroke-dasharray: 6 12; transform-origin: 320px 320px; animation: spin 60s linear infinite; }
.wh-tread-flow { fill: none; stroke: #5CB050; stroke-width: 3; stroke-dasharray: 2 22; stroke-linecap: round; animation: hubFlow 1.4s linear infinite reverse; }
.wh-spoke { stroke: var(--c); stroke-width: 6; stroke-linecap: round; opacity: .55; }
.wh-spoke-out { stroke-dasharray: 4 8; stroke-width: 4; animation: hubFlow 1.2s linear infinite; }
.wh-out-c { fill: var(--c); stroke: #fff; stroke-width: 4; transform-box: fill-box; transform-origin: center; animation: whPop 5s ease-in-out infinite; animation-delay: calc(var(--i) * 1s); }
.wh-out-t { font: 700 16px var(--font); fill: #fff; pointer-events: none; }
.wh-hub { fill: var(--green-dark); }
.wh-hub-ring { fill: none; stroke: #5CB050; stroke-width: 3; stroke-dasharray: 10 8; transform-origin: 320px 320px; animation: spin 14s linear infinite reverse; }
.wh-hub-t { font: 800 26px var(--font); fill: #fff; }
.wh-hub-s { font: 600 16px var(--font); fill: #CFE8D6; letter-spacing: .1em; }
.wh-st-c { fill: #fff; stroke: #2F3833; stroke-width: 3; transform-box: fill-box; transform-origin: center; animation: whStation 16s ease-in-out infinite; animation-delay: var(--d); }
.wh-st-t { font: 700 15px var(--font); fill: var(--ink); pointer-events: none; }
.wh-roller-tire { fill: #1A2620; stroke: #5CB050; stroke-width: 2; }
.wh-roller-rim { fill: #fff; }
.wh-roller-spoke { stroke: #1A2620; stroke-width: 2.5; }
.wh-roller-spin { transform-box: view-box; transform-origin: 0 0; animation: spin 1.2s linear infinite; }
@keyframes whPop { 0%, 22%, 100% { transform: scale(1); } 8% { transform: scale(1.1); } }
@keyframes whStation { 0%, 9%, 100% { stroke: #2F3833; transform: scale(1); } 2%, 5% { stroke: #5CB050; transform: scale(1.12); } }

/* ---------- 環保碳黑，走進日常 ---------- */
.app-lead { max-width: 780px; font-size: 17px; line-height: 1.85; color: var(--ink-2); margin: 0 0 32px; }
.feed { display: grid; grid-template-columns: 180px minmax(0, 1fr); grid-template-rows: auto auto; column-gap: 0; align-items: start; }
.feed-source { grid-row: 1 / span 2; align-self: stretch; background: #1A2620; color: #fff; border-radius: 0 32px 0 32px; padding: 24px; display: flex; flex-direction: column; justify-content: center; gap: 4px; font-size: 14px; position: relative; overflow: hidden; }
.feed-source b { font: 800 34px var(--font); color: #5CB050; }
.feed-pellets { display: flex; gap: 6px; margin-bottom: 8px; }
.feed-pellets i { width: 12px; height: 12px; border-radius: 50%; background: #3A4540; animation: whPellet 1.8s ease-in-out infinite; }
.feed-pellets i:nth-child(2) { animation-delay: .3s; } .feed-pellets i:nth-child(3) { animation-delay: .6s; }
.feed-line { height: 28px; position: relative; margin-left: 0; }
.feed-line::before { content: ''; position: absolute; left: 0; right: 0; top: 13px; height: 2px; background: repeating-linear-gradient(90deg, #8CB79A 0 8px, transparent 8px 14px); }
.feed-line span { position: absolute; top: 7px; left: 0; width: 14px; height: 14px; border-radius: 50%; background: #1A2620; box-shadow: 0 0 0 4px rgba(92,176,80,.35); animation: whFeed 6s linear infinite; }
.feed-apps { list-style: none; margin: 0; padding: 0 0 0 0; display: grid; grid-template-columns: repeat(var(--n), minmax(0, 1fr)); gap: 12px; }
.feed-apps li { position: relative; background: #fff; border: 1px solid var(--line); padding: 22px 12px 18px; display: flex; flex-direction: column; align-items: center; gap: 10px; text-align: center; animation: whApp 6s ease-in-out infinite; animation-delay: calc(var(--i) * 1s); }
.feed-apps li::before { content: ''; position: absolute; top: -16px; left: 50%; width: 2px; height: 16px; background: #8CB79A; }
.feed-ico { width: 44px; height: 44px; color: var(--green); }
.feed-apps strong { font-size: 15px; color: var(--ink); }
@keyframes whFeed { from { left: 0; } to { left: calc(100% - 14px); } }
@keyframes whApp { 0%, 20%, 100% { border-color: var(--line); transform: none; box-shadow: none; } 6%, 14% { border-color: var(--green); transform: translateY(-4px); box-shadow: 0 10px 24px rgba(31,107,69,.14); } }
@keyframes whPellet { 0%, 100% { background: #3A4540; } 50% { background: #5CB050; } }

/* ---------- 選擇環拓的五大原因 ---------- */
.why { margin-top: 64px; }
.why h3 { font-size: 24px; color: var(--ink); margin: 0 0 20px; }
.why ol { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 0; border-top: 1px solid var(--line-2); }
.why li { position: relative; padding: 28px 22px 32px; border-right: 1px solid var(--line-2); display: flex; flex-direction: column; gap: 14px; }
.why li:last-child { border-right: 0; }
.why-no { font: 600 14px var(--mono); color: var(--muted); letter-spacing: .1em; }
.why-ico { width: 40px; height: 40px; color: var(--green); }
.why li strong { font-size: 17px; line-height: 1.5; color: var(--ink); }
.why-bar { position: absolute; left: 0; top: -1px; height: 3px; width: 0; background: var(--green); animation: whBar 10s ease-in-out infinite; animation-delay: calc(var(--i) * 2s); }
@keyframes whBar { 0% { width: 0; } 12% { width: 100%; } 18%, 100% { width: 100%; opacity: 0; } }

@media (max-width: 1080px) {
	.feed { grid-template-columns: 1fr; }
	.feed-source { grid-row: auto; flex-direction: row; align-items: center; gap: 12px; padding: 16px 20px; margin-bottom: 8px; }
	.feed-source b { font-size: 26px; }
	.feed-pellets { margin: 0; }
	.feed-line { display: none; }
	.feed-apps { grid-template-columns: repeat(3, minmax(0, 1fr)); }
	.feed-apps li::before { display: none; }
}
@media (max-width: 980px) {
	.wheel-wrap { grid-template-columns: 1fr; gap: 32px; }
	.why ol { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.why li { border-bottom: 1px solid var(--line-2); }
}
@media (max-width: 560px) {
	.feed-apps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.why ol { grid-template-columns: 1fr; }
	.why li { border-right: 0; }
}
@media (prefers-reduced-motion: reduce) {
	.wh-tread-grip, .wh-tread-flow, .wh-spoke-out, .wh-out-c, .wh-hub-ring, .wh-st-c, .wh-roller-spin, .feed-pellets i, .feed-line span, .feed-apps li, .why-bar { animation: none; }
	.why-bar { width: 100%; }
}
.hub-leg { stroke: #55605A; stroke-width: 6; stroke-linecap: round; }
.hub-rib { stroke: #2C6B48; stroke-width: 3; }
.hub-door { fill: #2C3A33; stroke: #8A938E; stroke-width: 3; }
.hub-bolt { fill: #C9D2CD; }
.hub-batch-bg { fill: #0B2C1D; }
.hub-batch { fill: #F2A93B; transform-box: fill-box; transform-origin: 0 50%; animation: hubBatch 6s ease-in-out infinite; }
.hub-mini-g { fill: var(--green); font-weight: 700; }
.hub-drum2 { fill: #fff; stroke: var(--green); stroke-width: 3; }
.hub-riser { stroke: #9DB8CC; stroke-width: 6; }
@keyframes hubBatch { 0% { transform: scaleX(.04); } 80% { transform: scaleX(1); } 88%, 100% { transform: scaleX(1); opacity: .2; } }
@media (prefers-reduced-motion: reduce) { .hub-batch { animation: none; } }

/* Upcycle hub v3: semi-continuous, mobile portrait SVG, narrated stages */
.hub-svg-m { display: none; width: 100%; height: auto; max-width: 440px; margin: 0 auto; }
.hub-lbl-m { font-size: 22px; }
@media (max-width: 640px) { .hub-svg { display: none; } .hub-svg-m { display: block; } }
.hub-semi { fill: none; stroke: #F2A93B; stroke-width: 6; stroke-linecap: round; stroke-dasharray: 10 8; animation: hubFlow 1s linear infinite; }
#hub svg g[data-step] { transition: opacity .6s ease, filter .6s ease; }
#hub.js-story-on[data-active="1"] svg g[data-step]:not([data-step="1"]),
#hub.js-story-on[data-active="2"] svg g[data-step]:not([data-step="2"]),
#hub.js-story-on[data-active="3"] svg g[data-step]:not([data-step="3"]),
#hub.js-story-on[data-active="4"] svg g[data-step]:not([data-step="4"]) { opacity: .28; filter: grayscale(.6); }
.hub-story { margin-top: 28px; }
.hub-caps { position: relative; min-height: 120px; }
.hub-cap { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 24px; align-items: start; padding: 4px 0 20px; }
.hub-cap + .hub-cap { border-top: 1px solid var(--line); padding-top: 20px; }
.hub-cap-no { font: 800 64px/1 var(--font); color: transparent; -webkit-text-stroke: 2px var(--green); letter-spacing: -.02em; min-width: 2.4ch; }
.hub-cap strong { display: block; font-size: 22px; color: var(--ink); margin-top: 4px; }
.hub-cap p { margin: 8px 0 0; font-size: 16px; line-height: 1.8; color: var(--ink-2); max-width: 780px; }
.hub-track { display: none; }
.js-story .hub-cap { animation: hubCapIn .6s ease both; }
.js-story .hub-cap:not(.is-active) { display: none; }
.js-story .hub-cap + .hub-cap { border-top: 0; padding-top: 4px; }
.js-story .hub-track { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; margin-top: 8px; }
.hub-seg { position: relative; appearance: none; background: none; border: 0; padding: 14px 0 0; text-align: left; cursor: pointer; font: 600 14px var(--font); color: var(--ink-3, #6B7A72); }
.hub-seg::before, .hub-seg::after { content: ""; position: absolute; left: 0; top: 0; height: 4px; border-radius: 2px; }
.hub-seg::before { right: 0; background: var(--line-2); }
.hub-seg::after { width: 0; background: var(--green); }
.hub-seg.is-done::after { width: 100%; }
.hub-seg.is-active { color: var(--green-dark); }
.hub-seg.is-active::after { animation: hubSeg var(--hub-dur, 5s) linear forwards; }
.hub-story.is-paused .hub-seg.is-active::after { animation: none; width: 100%; }
.hub-seg:focus-visible { outline: 2px solid var(--green); outline-offset: 4px; }
@keyframes hubSeg { from { width: 0; } to { width: 100%; } }
@keyframes hubCapIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@media (max-width: 640px) {
	.hub-cap { gap: 14px; }
	.hub-cap-no { font-size: 44px; }
	.hub-cap strong { font-size: 18px; }
	.hub-cap p { font-size: 15px; }
	.hub-seg span { display: none; }
	.hub-seg { padding-top: 8px; min-height: 28px; }
}
@media (prefers-reduced-motion: reduce) { .hub-semi, .js-story .hub-cap { animation: none; } .hub-seg.is-active::after { animation: none; width: 100%; } }

/* IR / spokesperson contact cards */
.ir-contacts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin-top: 24px; }
.ir-card { display: grid; grid-template-columns: 88px minmax(0, 1fr); background: #fff; border: 1px solid var(--line); border-radius: 0 28px 0 28px; overflow: hidden; }
.ir-card-ico { display: grid; place-items: center; background: var(--mint-2); color: var(--green-dark); border-right: 1px solid var(--line); }
.ir-card-body { padding: 20px 24px; display: grid; gap: 16px; align-content: center; }
.ir-card h4 { margin: 0 0 6px; font-size: 16px; color: var(--green); }
.ir-card h4 span { margin-left: 10px; color: var(--ink); }
.ir-name { margin: -2px 0 6px; font-weight: 600; color: var(--ink); }
.ir-card dl { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 4px 12px; margin: 0; font-size: 15px; }
.ir-card dt { color: var(--ink-2); }
.ir-card dd { margin: 0; color: var(--ink); overflow-wrap: anywhere; }
.ir-card a { color: inherit; text-decoration: none; border-bottom: 1px solid var(--line-2); }
.ir-card a:hover { color: var(--green); border-color: var(--green); }
.ir-person + .ir-person { padding-top: 14px; border-top: 1px dashed var(--line); }
@media (max-width: 760px) { .ir-contacts { grid-template-columns: 1fr; } .ir-card { grid-template-columns: 56px minmax(0, 1fr); } .ir-card-body { padding: 16px 18px; } }

/* Ultrafine rCB (jet mill) */
.card-new { display: inline-flex; align-items: center; gap: 8px; align-self: flex-start; padding: 6px 12px 6px 6px; border: 1px solid var(--green); border-radius: 999px; font-size: 14px; font-weight: 600; color: var(--green-dark); text-decoration: none; background: #fff; }
.card-new b { background: #F2A93B; color: #fff; font: 700 11px var(--mono); letter-spacing: .12em; padding: 3px 8px; border-radius: 999px; }
.card-new:hover { background: var(--mint-3); }
.fine { margin-top: 56px; padding: 40px; background: #0F3523; color: #E7F2EB; border-radius: 0 48px 0 48px; position: relative; overflow: hidden; }
.fine .eyebrow { color: #8FD19E; }
.fine-head { max-width: 860px; }
.fine-head h3 { margin: 10px 0 12px; font-size: clamp(22px, 2.6vw, 32px); line-height: 1.35; color: #fff; }
.fine-head p { margin: 0; font-size: 16px; line-height: 1.85; color: #CFE3D6; }
.fine-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 32px; margin-top: 32px; align-items: center; }
.fine-fig { margin: 0; background: #F6FAF7; border-radius: 0 32px 0 32px; padding: 12px; }
.fine-fig figcaption { font-size: 12px; color: var(--muted); text-align: center; padding: 6px 0 2px; }
.fine-svg { display: block; width: 100%; height: auto; }
.fine-gridline { stroke: #E3EEE7; stroke-width: 1; }
.fine-pipe { fill: none; stroke: #9AA8A0; stroke-width: 16; stroke-linejoin: round; }
.fine-pipe-flow { fill: none; stroke: #fff; stroke-width: 3; stroke-dasharray: 4 10; stroke-linecap: round; animation: hubFlow 1s linear infinite; }
.fine-bin { fill: #fff; stroke: var(--green); stroke-width: 3; }
.fine-bin-t { font: 700 16px var(--font); fill: var(--green-dark); }
.fine-bin-s { font: 600 12px var(--mono); fill: var(--green); }
.fine-housing { fill: #DCEBE1; stroke: var(--green); stroke-width: 2; }
.fine-wheel-rim { fill: #fff; stroke: #2C6B48; stroke-width: 3; }
.fine-wheel { transform-box: fill-box; transform-origin: center; animation: spin 1.2s linear infinite; }
.fine-blade { stroke: #2C6B48; stroke-width: 6; }
.fine-hub { fill: #123F2A; }
.fine-chamber { fill: #fff; stroke: var(--green); stroke-width: 3; stroke-linejoin: round; }
.fine-chamber-base { fill: #55605A; }
.fine-feed { fill: #DCEBE1; stroke: var(--green); stroke-width: 2; }
.fine-screw { fill: none; stroke: #2C6B48; stroke-width: 2.5; stroke-linejoin: round; stroke-dasharray: 6 4; animation: hubFlow 1.4s linear infinite; }
.fine-hopper { fill: #DCEBE1; stroke: var(--green); stroke-width: 2; stroke-linejoin: round; }
.fine-nozzle { fill: #55605A; }
.fine-jet-flow { stroke: #2F80C0; stroke-width: 3; stroke-linecap: round; stroke-dasharray: 10 12; animation: fineJet .5s linear infinite; animation-delay: var(--d); }
.fine-burst { transform-box: fill-box; transform-origin: center; animation: fineBurst .9s ease-in-out infinite alternate; }
.fine-coarse { fill: #2E3A33; }
.fine-coarse.is-back { fill: #6B7A72; }
.fine-dot { fill: #1F1F1F; }
.fine-badge circle { fill: #F2A93B; stroke: #fff; stroke-width: 3; transform-box: fill-box; transform-origin: center; animation: hubRing 8s ease-in-out infinite; animation-delay: calc(var(--i) * 2s); }
.fine-badge text { font: 700 16px var(--font); fill: #fff; }
.fine-steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; }
.fine-steps li { display: grid; grid-template-columns: 34px minmax(0, 1fr); gap: 14px; animation: fineStep 8s ease-in-out infinite; animation-delay: calc(var(--i) * 2s); }
.fine-no { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; font-weight: 700; background: transparent; border: 2px solid #F2A93B; color: #F2A93B; }
.fine-steps strong { color: #fff; font-size: 17px; }
.fine-steps p { margin: 4px 0 0; font-size: 14.5px; line-height: 1.75; color: #BFD6C7; }
.fine-scale { display: flex; gap: 28px; align-items: flex-end; margin-top: 28px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.14); }
.fine-scale-item { display: grid; justify-items: start; gap: 4px; }
.fine-scale-item b { font: 700 20px var(--mono); color: #fff; }
.fine-scale-item small { color: #BFD6C7; font-size: 13px; }
.fine-hair { width: 70px; height: 70px; border-radius: 50%; background: radial-gradient(circle at 35% 35%, #8C6A4E, #4A3424); }
.fine-rcb { width: 10px; height: 10px; border-radius: 50%; background: #fff; box-shadow: 0 0 0 3px rgba(242,169,59,.5); margin-bottom: 30px; }
.fine-feats { list-style: none; margin: 32px 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.fine-feats li { display: grid; grid-template-columns: 40px minmax(0, 1fr); gap: 12px; padding: 18px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12); }
.fine-feats .env-ico { background: rgba(143,209,158,.15); color: #8FD19E; }
.fine-feats strong { color: #fff; }
.fine-feats p { margin: 4px 0 0; font-size: 14px; line-height: 1.7; color: #BFD6C7; }
.fine-cta { margin: 24px 0 0; }
.fine-cta .link-arrow { color: #8FD19E; }
@keyframes fineJet { to { stroke-dashoffset: -22; } }
@keyframes fineBurst { from { transform: scale(.7); opacity: .5; } to { transform: scale(1.15); opacity: 1; } }
@keyframes fineStep { 0%, 25%, 100% { opacity: .55; } 3%, 22% { opacity: 1; } }
@media (max-width: 900px) { .fine-grid, .fine-feats { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .fine { padding: 28px 18px; border-radius: 0 28px 0 28px; } .fine-fig { padding: 6px; } }
@media (prefers-reduced-motion: reduce) { .fine-pipe-flow, .fine-wheel, .fine-screw, .fine-jet-flow, .fine-burst, .fine-badge circle, .fine-steps li { animation: none; } .fine-steps li { opacity: 1; } }

/* Ultrafine rCB v3: simple flat schematic in site style */
.fm-pipe { fill: none; stroke: #9AA8A0; stroke-width: 14; stroke-linejoin: round; }
.fm-bag { fill: #fff; stroke: var(--green); stroke-width: 3; }
.fm-bag-t { font: 700 18px var(--font); fill: var(--green-dark); }
.fm-bag-s { font: 600 13px var(--mono); fill: var(--green); }
.fm-hopper, .fm-tube { fill: var(--mint-3); stroke: var(--green); stroke-width: 2; stroke-linejoin: round; }
.fm-screw { fill: none; stroke: #2C6B48; stroke-width: 2; stroke-linejoin: round; stroke-dasharray: 6 4; animation: hubFlow 1.6s linear infinite; }
.fm-motor { fill: var(--green-dark); }
.fm-housing { fill: var(--mint-3); stroke: var(--green); stroke-width: 2; }
.fm-wheel-rim { fill: #fff; stroke: #2C6B48; stroke-width: 2.5; }
.fm-wheel { transform-box: fill-box; transform-origin: center; animation: spin 1s linear infinite; }
.fm-blade { stroke: #2C6B48; stroke-width: 5; }
.fm-hub { fill: var(--green-dark); }
.fm-chamber { fill: #fff; stroke: var(--green); stroke-width: 3; stroke-linejoin: round; }
.fm-bed { fill: var(--mint-2); }
.fm-air { fill: none; stroke: #2F80C0; stroke-width: 3; stroke-linecap: round; stroke-dasharray: 8 8; animation: fineJet .6s linear infinite; }
.fm-air-head { fill: none; stroke: #2F80C0; stroke-width: 3; stroke-linecap: round; }
.fm-nozzle { fill: #55605A; }
.fm-jet-flow { stroke: #2F80C0; stroke-width: 2.5; stroke-linecap: round; stroke-dasharray: 8 10; animation: fineJet .4s linear infinite; animation-delay: var(--d, 0s); }
.fm-burst { transform-box: fill-box; transform-origin: center; animation: fineBurst .8s ease-in-out infinite alternate; }
.fm-coarse { fill: #2E3A33; }
.fm-coarse.fm-back { fill: #7E8C86; }
.fm-fine { fill: #2E3A33; }
.fm-lbl { font: 600 16px var(--font); fill: var(--ink); }
.fm-lbl-sm { font-size: 13px; fill: var(--muted); }
.fm-lbl-air { font-size: 14px; fill: #2F80C0; }
@media (max-width: 560px) { .fm-lbl { display: none; } }
@media (prefers-reduced-motion: reduce) { .fm-screw, .fm-wheel, .fm-air, .fm-jet-flow, .fm-burst { animation: none; } }

/* rCB grades (pyrolysis x process control x jet mill) */
.rg { margin-top: 64px; }
.rg-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 40px; align-items: end; }
.rg-head h3 { margin: 10px 0 0; font-size: clamp(26px, 3vw, 40px); line-height: 1.25; color: var(--ink); }
.rg-head p { margin: 0; font-size: 16px; line-height: 1.9; color: var(--ink-2); }
.rg-flow { list-style: none; margin: 40px 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; position: relative; }
.rg-flow::before { content: ""; position: absolute; left: 12.5%; right: 12.5%; top: 70px; height: 4px; background: repeating-linear-gradient(90deg, var(--green) 0 10px, transparent 10px 20px); background-size: 20px 4px; animation: rgDash .8s linear infinite; opacity: .5; }
.rg-stage { position: relative; display: grid; justify-items: center; text-align: center; gap: 6px; padding: 0 12px; }
.rg-ico { width: 168px; height: 140px; display: grid; place-items: center; background: #fff; border: 1px solid var(--line); border-radius: 0 32px 0 32px; position: relative; z-index: 1; animation: rgStage 8s ease-in-out infinite; animation-delay: calc(var(--i) * 2s); }
.rg-ico svg { width: 150px; height: auto; }
.rg-no { font: 600 13px var(--mono); letter-spacing: .15em; color: var(--green); margin-top: 10px; }
.rg-stage strong { font-size: 18px; color: var(--ink); }
.rg-stage p { margin: 0; font-size: 14px; line-height: 1.7; color: var(--muted); max-width: 220px; }
.rg-drum { fill: var(--green-dark); stroke: #5CB050; stroke-width: 2; }
.rg-flowline { stroke: #0B2C1D; stroke-width: 10; stroke-linecap: round; }
.rg-chunk { fill: #F2A93B; transform-box: view-box; animation: rgChunk 2.8s linear infinite; animation-delay: var(--d); }
.rg-track { stroke: var(--line-2); stroke-width: 4; stroke-linecap: round; }
.rg-knob { fill: var(--green); transform-box: fill-box; animation: rgKnob 3.3s ease-in-out infinite; animation-delay: var(--d); }
.rg-mono { font: 600 11px var(--mono); fill: var(--muted); }
.rg-gauge { fill: #fff; stroke: var(--green); stroke-width: 2; }
.rg-needle { stroke: #E8590C; stroke-width: 3; stroke-linecap: round; transform-box: view-box; transform-origin: 136px 40px; animation: hubNeedle 3s ease-in-out infinite; }
.rg-chamber { fill: var(--mint-2); stroke: var(--green); stroke-width: 2.5; }
.rg-jet { stroke: #2F80C0; stroke-width: 3; stroke-linecap: round; stroke-dasharray: 6 7; animation: fineJet .45s linear infinite; }
.rg-nozzle { fill: #55605A; }
.rg-burst { fill: #F2A93B; opacity: .45; transform-box: fill-box; transform-origin: center; animation: fineBurst .7s ease-in-out infinite alternate; }
.rg-fine { fill: #2E3A33; transform-box: fill-box; animation: rgRise 1.8s ease-in infinite; animation-delay: var(--d); }
.rg-chips { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; width: 120px; }
.rg-chips li { font: 700 13px var(--mono); letter-spacing: .06em; text-align: center; padding: 4px 0; border: 1px solid var(--line-2); border-radius: 999px; color: var(--ink-2); background: #fff; }
.rg-chips li.is-new { border-color: var(--green); color: var(--green-dark); }
.rg-chips li.is-hero { background: var(--green); border-color: var(--green); color: #fff; animation: rgPulse 2s ease-in-out infinite; }
.rg-pillars { margin-top: 48px; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.rg-pillar { background: #0F5A44; color: #E7F2EB; padding: 32px 28px; border-radius: 0 40px 0 40px; display: grid; align-content: start; gap: 14px; }
.rg-pillar-ico { width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; background: rgba(255,255,255,.1); color: #8FD19E; }
.rg-pillar h4 { margin: 0; font-size: 20px; line-height: 1.4; color: #fff; padding-bottom: 14px; border-bottom: 2px solid rgba(255,255,255,.18); }
.rg-pillar p { margin: 0; font-size: 15px; line-height: 1.85; color: #CFE3D6; }
.rg-bottom { margin-top: 40px; display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 24px; align-items: stretch; }
.rg-hero { position: relative; background: #0F3523; color: #E7F2EB; padding: 36px; border-radius: 0 48px 0 48px; display: grid; gap: 12px; align-content: start; overflow: hidden; }
.rg-hero::after { content: ""; position: absolute; right: -60px; top: -60px; width: 220px; height: 220px; border-radius: 50%; border: 2px dashed rgba(143,209,158,.35); animation: spin 30s linear infinite; }
.rg-hero .eyebrow { color: #8FD19E; }
.rg-badge { position: absolute; top: 24px; right: 28px; z-index: 1; background: #F2A93B; color: #fff; font: 700 12px var(--mono); letter-spacing: .14em; padding: 5px 12px; border-radius: 999px; }
.rg-hero h4 { margin: 0; font: 800 clamp(44px, 5vw, 64px)/1 var(--font); color: #fff; letter-spacing: .02em; }
.rg-hero-spec { margin: 0; font: 700 22px var(--mono); color: #F2A93B; }
.rg-hero p { margin: 0; font-size: 15px; line-height: 1.85; color: #CFE3D6; }
.rg-scale { display: flex; align-items: center; gap: 12px; margin: 6px 0; font-size: 13px; color: #BFD6C7; }
.rg-scale span:not(.rg-hair):not(.rg-dot) { display: grid; margin-right: 14px; }
.rg-scale b { font: 700 16px var(--mono); color: #fff; }
.rg-hair { width: 56px; height: 56px; border-radius: 50%; background: radial-gradient(circle at 35% 35%, #8C6A4E, #4A3424); flex: none; }
.rg-dot { width: 8px; height: 8px; border-radius: 50%; background: #fff; box-shadow: 0 0 0 3px rgba(242,169,59,.5); flex: none; }
.rg-uses { list-style: none; margin: 4px 0 8px; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.rg-uses li { font-size: 13px; padding: 4px 12px; border-radius: 999px; border: 1px solid rgba(143,209,158,.45); color: #E7F2EB; }
.rg-hero .btn { justify-self: start; }
.rg-table-wrap { background: #fff; border: 1px solid var(--line); padding: 32px; border-radius: 0 48px 0 48px; }
.rg-table-wrap h4 { margin: 0 0 16px; font-size: 20px; color: var(--ink); }
.rg-table { width: 100%; border-collapse: collapse; font-size: 15px; }
.rg-table th, .rg-table td { text-align: left; padding: 14px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.rg-table thead th { font: 600 12px var(--mono); letter-spacing: .12em; color: var(--muted); text-transform: uppercase; }
.rg-table tbody th { font: 700 16px var(--mono); color: var(--green-dark); white-space: nowrap; }
.rg-table td small { display: block; font: 600 12px var(--mono); color: var(--green); margin-top: 2px; }
.rg-table tr.is-hero { background: var(--mint-2); }
.rg-new { font: 700 10px var(--mono); letter-spacing: .1em; color: #fff; background: #F2A93B; padding: 2px 6px; border-radius: 999px; vertical-align: middle; }
.rg-note { margin: 14px 0 0; font-size: 13px; color: var(--muted); }
@keyframes rgDash { to { background-position: 20px 0; } }
@keyframes rgStage { 0%, 25%, 100% { border-color: var(--line); box-shadow: none; } 4%, 21% { border-color: var(--green); box-shadow: 0 8px 24px rgba(31,107,69,.15); } }
@keyframes rgChunk { 0% { transform: translateX(0) scale(1); opacity: 0; } 10% { opacity: 1; } 90% { opacity: 1; } 100% { transform: translateX(92px); opacity: 0; } }
@keyframes rgKnob { 0%, 100% { transform: translateY(-18px); } 50% { transform: translateY(18px); } }
@keyframes rgRise { from { transform: translateY(18px); opacity: 0; } 30% { opacity: 1; } to { transform: translateY(-14px); opacity: 0; } }
@keyframes rgPulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(31,107,69,.45); } 50% { box-shadow: 0 0 0 6px rgba(31,107,69,0); } }
@media (max-width: 1100px) { .rg-pillars { grid-template-columns: repeat(2, minmax(0, 1fr)); } .rg-bottom { grid-template-columns: 1fr; } }
@media (max-width: 900px) {
	.rg-head { grid-template-columns: 1fr; gap: 16px; }
	.rg-flow { grid-template-columns: 1fr; gap: 28px; }
	.rg-flow::before { left: 50%; right: auto; top: 70px; bottom: 120px; width: 4px; height: auto; background: repeating-linear-gradient(180deg, var(--green) 0 10px, transparent 10px 20px); background-size: 4px 20px; animation-name: rgDashV; }
	.rg-stage p { max-width: 320px; }
	.rg-no, .rg-stage strong, .rg-stage p { position: relative; z-index: 1; background: var(--white); padding: 0 8px; }
}
@keyframes rgDashV { to { background-position: 0 20px; } }
@media (max-width: 560px) { .rg-pillars { grid-template-columns: 1fr; } .rg-hero, .rg-table-wrap { padding: 24px 20px; border-radius: 0 28px 0 28px; } .rg-table th, .rg-table td { padding: 12px 6px; font-size: 14px; } }
@media (prefers-reduced-motion: reduce) { .rg-flow::before, .rg-ico, .rg-chunk, .rg-knob, .rg-needle, .rg-jet, .rg-burst, .rg-fine, .rg-chips li.is-hero, .rg-hero::after { animation: none; } .rg-chunk { opacity: 1; } }

.rg-rotor { transform-box: fill-box; transform-origin: center; animation: spin .9s linear infinite; }
.rg-rotor-b { stroke: var(--green-dark); stroke-width: 3; stroke-linecap: round; }
.rg-hub { fill: var(--green-dark); }
.rg-form { display: inline-block; font-size: 12px; font-weight: 700; padding: 1px 8px; border-radius: 999px; margin-right: 6px; }
.rg-form-p { background: var(--mint-3); color: var(--green-dark); }
.rg-form-d { background: #FDF0DC; color: #9A5A00; }
.rg-pack { margin-top: 22px; padding-top: 18px; border-top: 1px dashed var(--line-2); }
.rg-pack h5 { margin: 0 0 12px; font-size: 16px; color: var(--ink); }
.rg-pack ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.rg-pack li { display: grid; justify-items: center; text-align: center; gap: 2px; padding: 12px 6px; background: var(--mint-2); border-radius: 0 16px 0 16px; }
.rg-pack strong { font-size: 14px; color: var(--ink); }
.rg-pack small { font: 600 12px var(--mono); color: var(--green); }
.rg-pack-ico { width: 26px; height: 30px; margin-bottom: 4px; border: 2px solid var(--green); border-radius: 4px 4px 8px 8px; position: relative; }
.rg-pack-ico::before { content: ""; position: absolute; left: 4px; right: 4px; top: -6px; height: 5px; border: 2px solid var(--green); border-bottom: 0; border-radius: 4px 4px 0 0; }
.rg-pack p { margin: 10px 0 0; font-size: 13px; color: var(--muted); }
@media (max-width: 560px) { .rg-pack ul { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (prefers-reduced-motion: reduce) { .rg-rotor { animation: none; } }
.rg-form { display: table; margin: 0 0 4px; }
.rg-table td:nth-child(2) { min-width: 130px; }
.rg-spec { margin: 4px 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.12); }
.rg-spec div { background: #0F3523; padding: 10px 12px; }
.rg-spec dt { font: 600 11px var(--mono); letter-spacing: .08em; color: #8FD19E; }
.rg-spec dd { margin: 2px 0 0; font: 700 15px var(--mono); color: #fff; }
@media (max-width: 560px) { .rg-spec { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.prose table { width: 100%; border-collapse: collapse; font-size: 15px; background: #fff; }
.prose th, .prose td { padding: 10px 12px; border-bottom: 1px solid var(--line); text-align: left; }
.prose thead th { background: var(--green); color: #fff; font-weight: 600; }
.prose td:not(:first-child), .prose thead th:not(:first-child) { text-align: right; font-variant-numeric: tabular-nums; }
.prose small { font-size: 13px; color: var(--muted); }
@media (max-width: 560px) { .prose table { font-size: 13px; } .prose th, .prose td { padding: 8px 6px; } }

/* rCB structure (pellet → primary particle) */
.rs { margin-top: 64px; padding-top: 48px; border-top: 1px solid var(--line); }
.rs-head { max-width: 820px; }
.rs-head h3 { margin: 10px 0 12px; font-size: clamp(24px, 2.6vw, 34px); line-height: 1.3; color: var(--ink); }
.rs-head p { margin: 0; font-size: 16px; line-height: 1.85; color: var(--ink-2); }
.rs-levels { list-style: none; margin: 36px 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.rs-level { display: grid; justify-items: center; text-align: center; gap: 6px; }
.rs-view { position: relative; width: 100%; max-width: 220px; }
.rs-view svg { display: block; width: 100%; height: auto; }
.rs-bg { fill: var(--mint-2); }
.rs-ring { fill: none; stroke: var(--line-2); stroke-width: 3; animation: rsRing 12s ease-in-out infinite; animation-delay: calc(var(--i) * 3s); }
.rs-pellet { fill: #2E3A33; }
.rs-pore { fill: #4C5A53; }
.rs-shine { fill: #fff; opacity: .12; }
.rs-spin { transform-box: view-box; transform-origin: 110px 110px; animation: spin 40s linear infinite; }
.rs-sph { fill: #2E3A33; stroke: #46544D; stroke-width: 1; }
.rs-sph-l { fill: #34423B; stroke: #56645D; stroke-width: 1.5; }
.rs-float { animation: rsFloat 3.6s ease-in-out infinite alternate; animation-delay: var(--d); }
.rs-sway { transform-box: view-box; transform-origin: 110px 120px; animation: rsSway 6s ease-in-out infinite alternate; }
.rs-arc { fill: none; stroke: #9FB3A8; stroke-width: 2; stroke-linecap: round; opacity: .8; }
.rs-fg-dot { fill: #F2A93B; }
.rs-fg-t { font: 700 12px var(--mono); fill: var(--green-dark); }
.rs-fg { animation: rsFg 2.4s ease-in-out infinite; animation-delay: var(--d); }
.rs-zoom { fill: none; stroke: #F2A93B; stroke-width: 2.5; stroke-dasharray: 5 4; animation: rsZoom 12s ease-in-out infinite; animation-delay: calc(var(--i) * 3s); transform-box: fill-box; transform-origin: center; }
.rs-arrow { position: absolute; right: -22px; top: 50%; transform: translateY(-50%); width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; background: #fff; border: 1px solid var(--green); color: var(--green); }
.rs-size { font: 700 14px var(--mono); color: var(--green); margin-top: 8px; }
.rs-level strong { font-size: 18px; color: var(--ink); }
.rs-level p { margin: 0; font-size: 14px; line-height: 1.75; color: var(--muted); max-width: 240px; }
.rs-note { margin-top: 32px; display: flex; gap: 16px; align-items: center; padding: 18px 22px; background: var(--mint-2); border-left: 4px solid var(--green); }
.rs-note-tag { flex: none; font-size: 13px; font-weight: 700; color: #fff; background: var(--green); padding: 4px 12px; border-radius: 999px; }
.rs-note p { margin: 0; font-size: 15px; line-height: 1.75; color: var(--ink-2); }
.rs-foot { margin: 10px 0 0; font-size: 12px; color: var(--muted); }
@keyframes rsRing { 0%, 25%, 100% { stroke: var(--line-2); } 3%, 22% { stroke: var(--green); } }
@keyframes rsZoom { 0%, 18%, 30%, 100% { opacity: .35; transform: scale(1); } 22% { opacity: 1; transform: scale(1.25); } }
@keyframes rsFloat { from { transform: translate(-2px, 1px); } to { transform: translate(2px, -2px); } }
@keyframes rsSway { from { transform: rotate(-4deg); } to { transform: rotate(4deg); } }
@keyframes rsFg { 0%, 100% { opacity: .55; } 50% { opacity: 1; } }
@media (max-width: 900px) { .rs-levels { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 32px; } .rs-arrow { display: none; } }
@media (max-width: 560px) { .rs-note { flex-direction: column; align-items: flex-start; } .rs-level p { font-size: 13px; } }
@media (prefers-reduced-motion: reduce) { .rs-ring, .rs-spin, .rs-float, .rs-sway, .rs-fg, .rs-zoom { animation: none; } }

/* Upcycle: circular materials + ISCC PLUS */
.up-circ-lead { max-width: 820px; margin: 0 0 32px; }
.up-circ-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.up-feed { position: relative; background: #fff; border: 1px solid var(--line); border-radius: 0 40px 0 40px; padding: 28px; display: grid; gap: 10px; align-content: start; }
.up-feed-ico { width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center; background: var(--mint-3); color: var(--green); }
.up-feed-tag { justify-self: start; font-size: 12px; font-weight: 700; padding: 2px 10px; border-radius: 999px; background: var(--mint-2); color: var(--green-dark); }
.up-feed:first-child .up-feed-tag { background: #F2A93B; color: #fff; }
.up-feed:nth-child(3) .up-feed-tag { background: #fff; border: 1px dashed var(--green); }
.up-feed h3 { margin: 0; font-size: 20px; color: var(--ink); }
.up-feed p { margin: 0; font-size: 15px; line-height: 1.8; color: var(--muted); }
.up-outs { margin-top: 24px; display: flex; align-items: center; gap: 18px; flex-wrap: wrap; padding: 18px 24px; background: var(--mint-2); border-radius: 0 24px 0 24px; }
.up-outs-l { font-weight: 700; color: var(--ink); }
.up-outs-line { position: relative; flex: 1 1 80px; height: 4px; background: repeating-linear-gradient(90deg, var(--green) 0 10px, transparent 10px 18px); opacity: .5; overflow: hidden; }
.up-outs-line i { position: absolute; top: -3px; width: 10px; height: 10px; border-radius: 50%; background: var(--green-dark); animation: upDot 2.4s linear infinite; }
.up-outs-line i:nth-child(2) { animation-delay: .8s; } .up-outs-line i:nth-child(3) { animation-delay: 1.6s; }
.up-outs ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 10px; flex-wrap: wrap; }
.up-outs li { background: var(--green); color: #fff; font-size: 14px; font-weight: 600; padding: 6px 14px; border-radius: 999px; }
.up-iscc { margin-top: 32px; display: grid; grid-template-columns: 140px minmax(0, 1fr); gap: 28px; align-items: center; background: var(--green-dark); color: #E7F2EB; padding: 32px; border-radius: 0 48px 0 48px; }
.up-iscc .eyebrow { color: #8FD19E; }
.up-iscc h3 { margin: 6px 0 10px; font-size: 22px; color: #fff; }
.up-iscc p { margin: 0; font-size: 15px; line-height: 1.85; color: #CFE3D6; }
.up-iscc-no { margin-top: 12px !important; font: 600 13px var(--mono) !important; color: #8FD19E !important; }
.up-iscc-badge svg { width: 120px; height: 120px; display: block; }
.up-iscc-ring { fill: none; stroke: #8FD19E; stroke-width: 3; stroke-dasharray: 6 5; transform-origin: 60px 60px; animation: spin 24s linear infinite; }
.up-iscc-in { fill: #fff; }
.up-iscc-t1 { font: 800 22px var(--font); fill: var(--green-dark); letter-spacing: .04em; }
.up-iscc-t2 { font: 700 14px var(--mono); fill: var(--green); letter-spacing: .2em; }
@keyframes upDot { from { left: -10px; } to { left: 100%; } }
@media (max-width: 900px) { .up-circ-grid { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .up-iscc { grid-template-columns: 1fr; justify-items: start; padding: 24px; border-radius: 0 28px 0 28px; } .up-outs-line { display: none; } }
@media (prefers-reduced-motion: reduce) { .up-outs-line i, .up-iscc-ring { animation: none; } }