:root {
  --c-primary: #FF4B2B;
  --c-primary-dark: #D43A1E;
  --c-secondary: #1D2A4A;
  --c-secondary-light: #3A4A6B;
  --c-accent: #39FF14;
  --c-bg: #FDF9F3;
  --c-surface: #FFFFFF;
  --c-text: #1A1A1A;
  --c-muted: #6B6B6B;
  --c-success: #2E7D32;
  --font-head: Impact, "Arial Black", "Helvetica Neue", sans-serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --content-max: 1180px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --shadow-sm: 0 4px 14px rgba(29,42,74,.06);
  --shadow-md: 0 10px 28px rgba(29,42,74,.1);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--c-text);
  background-color: var(--c-bg);
  background-image:
    linear-gradient(115deg, rgba(255,75,43,.06) 0 14%, transparent 14%),
    linear-gradient(35deg, rgba(29,42,74,.05) 0 7%, transparent 7%),
    radial-gradient(circle at 88% 6%, rgba(57,255,20,.09), transparent 26%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
ul, ol { margin: 0; }
::selection { background: rgba(255,75,43,.2); }
:focus-visible { outline: 3px solid var(--c-accent); outline-offset: 2px; border-radius: 4px; }
h1, h2, h3 {
  font-family: var(--font-head);
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.12;
  color: var(--c-secondary);
  margin: 0 0 .5em;
  text-wrap: balance;
}
h1 { font-size: clamp(2.4rem, 6vw, 4.4rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }
h4 { font-size: 1.1rem; margin: 0 0 .4em; font-family: var(--font-body); font-weight: 800; color: var(--c-text); }
p { margin: 0 0 1rem; }
a { color: var(--c-primary-dark); text-underline-offset: 3px; }
a:hover { color: var(--c-primary); }
.container { width: 100%; max-width: var(--content-max); margin-inline: auto; padding-inline: clamp(16px, 4vw, 32px); }
.container--narrow { max-width: 860px; }
.page-main { display: block; padding-bottom: 40px; }
.section { padding-block: clamp(56px, 8vw, 96px); }
.section--tight { padding-block: clamp(32px, 5vw, 56px); }
.section--dark { background: linear-gradient(115deg, var(--c-secondary), #16203a 72%); color: rgba(255,255,255,.82); }
.section--dark h1, .section--dark h2, .section--dark h3 { color: #fff; }
.section--dark .kicker { color: var(--c-accent); }
.section-head { max-width: 760px; margin-bottom: clamp(24px, 4vw, 44px); }
.section-head--center { margin-inline: auto; text-align: center; }
.kicker { display: inline-flex; align-items: center; gap: 10px; font-size: 13px; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; color: var(--c-primary); margin-bottom: 12px; }
.kicker::before { content: ""; width: 32px; height: 3px; background: currentColor; transform: skewX(-24deg); }
.lead { font-size: clamp(1.05rem, 1.6vw, 1.2rem); color: var(--c-muted); }
.text-muted { color: var(--c-muted); }
.text-center { text-align: center; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 10px 20px; border: 1.5px solid transparent; border-radius: 999px; font-family: var(--font-body); font-size: 15px; font-weight: 700; line-height: 1.2; text-decoration: none; cursor: pointer; transition: transform .2s ease, background .2s ease, color .2s ease, box-shadow .2s ease, border-color .2s ease; }
.btn:active { transform: translateY(0); }
.btn--primary { background: linear-gradient(135deg, var(--c-primary), var(--c-primary-dark)); color: #fff; box-shadow: 0 6px 16px rgba(255,75,43,.28); }
.btn--primary:hover { color: #fff; transform: translateY(-2px); box-shadow: 0 10px 22px rgba(255,75,43,.36); }
.btn--outline { border-color: rgba(29,42,74,.22); color: var(--c-secondary); background: transparent; }
.btn--outline:hover { border-color: var(--c-primary); color: var(--c-primary-dark); }
.btn--accent { background: var(--c-accent); color: var(--c-text); box-shadow: 0 6px 16px rgba(57,255,20,.22); }
.btn--accent:hover { color: var(--c-text); transform: translateY(-2px); }
.btn--lg { padding: 14px 28px; font-size: 17px; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; padding: 28px 0 12px; margin: 0; font-size: 14px; color: var(--c-muted); }
.breadcrumbs li { display: inline-flex; align-items: center; }
.breadcrumbs li + li::before { content: "/"; margin-right: 6px; color: var(--c-muted); opacity: .5; }
.breadcrumbs a { color: var(--c-muted); text-decoration: none; }
.breadcrumbs a:hover { color: var(--c-primary); }
.breadcrumbs [aria-current="page"] { color: var(--c-text); font-weight: 700; }
.grid { display: grid; gap: 24px; }
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card { position: relative; background: var(--c-surface); border: 1px solid rgba(26,26,26,.06); border-radius: var(--radius-lg); padding: 24px; box-shadow: var(--shadow-sm); transition: transform .25s ease, box-shadow .25s ease; }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.card--slant::before { content: ""; position: absolute; top: 0; left: 28px; width: 52px; height: 4px; background: var(--c-primary); transform: skewX(-24deg); border-radius: 2px; }
.card--accent-border { border-top: 3px solid var(--c-accent); }
.card--dark { background: var(--c-secondary); color: rgba(255,255,255,.84); }
.card--dark h1, .card--dark h2, .card--dark h3 { color: #fff; }
.tag { display: inline-flex; align-items: center; gap: 6px; padding: 5px 12px; border-radius: 999px; background: rgba(255,75,43,.1); color: var(--c-primary-dark); font-size: 12px; font-weight: 700; }
.tag--accent { background: rgba(57,255,20,.16); color: var(--c-secondary); }
.tag--blue { background: rgba(29,42,74,.08); color: var(--c-secondary); }
.data-strip { display: flex; flex-wrap: wrap; gap: 14px 32px; padding: 22px 24px; background: var(--c-secondary); border-radius: 22px; color: rgba(255,255,255,.85); }
.data-strip__item { display: grid; gap: 2px; }
.data-strip__label { font-size: 12px; letter-spacing: .08em; color: rgba(255,255,255,.55); }
.data-strip__value { font-size: 24px; font-weight: 800; color: #fff; line-height: 1.2; }
.data-strip__value em { color: var(--c-accent); font-style: normal; }
.stat { padding: 8px 0; }
.stat__num { font-family: var(--font-head); font-size: clamp(2rem, 4vw, 2.8rem); line-height: 1; color: var(--c-secondary); }
.stat__num--primary { color: var(--c-primary); }
.stat__label { margin-top: 8px; font-size: 14px; color: var(--c-muted); }
.media { position: relative; overflow: hidden; border-radius: 20px; background: linear-gradient(135deg, rgba(29,42,74,.08), rgba(255,75,43,.08)); }
.media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(120deg, rgba(255,75,43,.10), transparent 42%, rgba(29,42,74,.06)); pointer-events: none; }
.media--16x9 { aspect-ratio: 16 / 9; }
.media--4x3 { aspect-ratio: 4 / 3; }
.media--portrait { aspect-ratio: 3 / 4; }
.media--wide { aspect-ratio: 21 / 9; }
.media img { width: 100%; height: 100%; object-fit: cover; }
.media__icon { position: absolute; inset: 0; display: grid; place-items: center; font-size: 2.4rem; color: var(--c-primary); }
.note { padding: 16px 18px; background: rgba(57,255,20,.08); border-left: 4px solid var(--c-accent); border-radius: 0 14px 14px 0; margin-bottom: 1rem; }
.speedline { display: block; width: min(520px, 100%); height: 6px; margin-block: 10px; border-radius: 3px; background: linear-gradient(90deg, var(--c-primary) 0 34%, var(--c-secondary) 34% 68%, var(--c-accent) 68% 100%); transform: skewX(-24deg); }
.skip-link { position: fixed; top: 12px; left: 12px; z-index: 300; padding: 10px 18px; background: var(--c-secondary); color: #fff; border-radius: 12px; font-weight: 700; text-decoration: none; transform: translateY(-140%); transition: transform .2s ease; }
.skip-link:focus { transform: translateY(0); color: #fff; outline-color: var(--c-accent); }
.site-header { position: sticky; top: 0; z-index: 120; padding: 14px clamp(10px, 2vw, 24px) 8px; background: linear-gradient(180deg, rgba(253,249,243,.92), rgba(253,249,243,0)); }
.header-capsule { position: relative; display: flex; align-items: center; gap: 20px; max-width: var(--content-max); margin-inline: auto; padding: 8px 10px 8px 20px; background: rgba(255,255,255,.86); -webkit-backdrop-filter: blur(14px) saturate(1.15); backdrop-filter: blur(14px) saturate(1.15); border: 1px solid rgba(26,26,26,.08); border-radius: 999px; box-shadow: 0 8px 24px rgba(29,42,74,.08); }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: var(--c-text); flex-shrink: 0; }
.brand__mark { width: 40px; height: 40px; border-radius: 14px; background: linear-gradient(135deg, var(--c-primary), var(--c-primary-dark)); display: grid; place-items: center; box-shadow: 0 6px 14px rgba(255,75,43,.28); }
.brand__diamond { display: block; width: 18px; height: 18px; background: var(--c-surface); clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%); transition: transform .2s ease; }
.brand:hover .brand__diamond { transform: scale(1.12); }
.brand__text { display: flex; flex-direction: column; line-height: 1.1; }
.brand__name { font-family: var(--font-head); font-size: 20px; font-weight: 900; letter-spacing: -.01em; color: var(--c-secondary); }
.brand__sub { font-size: 10px; font-weight: 800; letter-spacing: .22em; text-transform: uppercase; color: var(--c-primary); }
.site-nav { margin-inline: auto; }
.nav-list { display: flex; align-items: center; gap: 2px; list-style: none; padding: 0; }
.nav-link { display: inline-flex; align-items: center; padding: 8px 14px; border-radius: 999px; font-size: 15px; font-weight: 700; color: var(--c-text); text-decoration: none; white-space: nowrap; transition: background .2s ease, color .2s ease; }
.nav-link:hover { background: rgba(255,75,43,.12); color: var(--c-primary-dark); }
.nav-link[aria-current="page"] { background: var(--c-primary); color: #fff; box-shadow: 0 6px 14px rgba(255,75,43,.3); }
.header-cta { flex-shrink: 0; }
.header-cta::after { content: "→"; margin-left: 6px; transition: transform .2s ease; }
.header-cta:hover::after { transform: translateX(3px); }
.nav-toggle { display: none; width: 44px; height: 44px; padding: 9px; flex-direction: column; align-items: center; justify-content: center; gap: 4px; border: 1px solid rgba(29,42,74,.14); border-radius: 999px; background: var(--c-surface); cursor: pointer; }
.nav-toggle__bar { display: block; width: 18px; height: 2px; border-radius: 2px; background: var(--c-secondary); transition: transform .25s ease, opacity .25s ease; }
.site-header[data-open] .nav-toggle__bar:nth-child(1) { transform: translateY(3px) rotate(45deg); }
.site-header[data-open] .nav-toggle__bar:nth-child(2) { opacity: 0; }
.site-header[data-open] .nav-toggle__bar:nth-child(3) { transform: translateY(-3px) rotate(-45deg); }
.scroll-meter { position: fixed; inset: 0 0 auto 0; height: 4px; z-index: 400; pointer-events: none; }
.scroll-meter__bar { display: block; width: 0; height: 100%; background: linear-gradient(90deg, var(--c-primary) 0%, var(--c-primary-dark) 50%, var(--c-accent) 100%); border-radius: 0 4px 4px 0; }
.site-footer { position: relative; margin-top: clamp(48px, 8vw, 96px); overflow: hidden; background: linear-gradient(115deg, rgba(255,75,43,.16) 0 18%, transparent 18% 100%), linear-gradient(35deg, rgba(255,255,255,.03) 0 6%, transparent 6% 100%), var(--c-secondary); color: rgba(255,255,255,.72); }
.site-footer::after { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 4px; background: linear-gradient(90deg, var(--c-primary) 0 20%, var(--c-accent) 20% 100%); pointer-events: none; }
.footer-grid { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, .8fr) minmax(0, 1.1fr); gap: clamp(20px, 4vw, 56px); padding-block: clamp(48px, 6vw, 72px) clamp(32px, 4vw, 48px); }
.footer-brand__statement { margin-top: 16px; max-width: 46ch; font-size: 14px; line-height: 1.7; color: rgba(255,255,255,.66); }
.brand--footer .brand__name { color: #fff; }
.brand--footer .brand__sub { color: var(--c-accent); }
.brand--footer .brand__mark { box-shadow: 0 6px 16px rgba(0,0,0,.22); }
.footer-col__title { display: flex; align-items: center; gap: 8px; margin: 0 0 16px; font-family: var(--font-head); font-size: 16px; letter-spacing: .04em; color: #fff; }
.footer-col__title::before { content: ""; width: 18px; height: 3px; background: var(--c-primary); transform: skewX(-24deg); }
.footer-links { display: grid; gap: 2px; list-style: none; padding: 0; }
.footer-links a { display: inline-flex; align-items: center; gap: 8px; padding: 5px 0; color: rgba(255,255,255,.72); font-size: 14px; text-decoration: none; transition: color .2s ease, padding-left .2s ease; }
.footer-links a::before { content: "→"; color: var(--c-accent); font-size: 12px; }
.footer-links a:hover { color: #fff; padding-left: 4px; }
.footer-contact { display: grid; gap: 10px; list-style: none; padding: 0; }
.footer-contact li { display: grid; grid-template-columns: 56px 1fr; gap: 10px; align-items: baseline; font-size: 14px; color: rgba(255,255,255,.8); }
.footer-contact li span:last-child { overflow-wrap: anywhere; }
.footer-contact__label { font-size: 13px; font-weight: 700; letter-spacing: .06em; color: var(--c-accent); }
.footer-policy { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.footer-policy a { padding: 6px 14px; border: 1px solid rgba(255,255,255,.2); border-radius: 999px; color: rgba(255,255,255,.78); font-size: 13px; text-decoration: none; transition: background .2s ease, border-color .2s ease, color .2s ease; }
.footer-policy a:hover { border-color: var(--c-primary); background: rgba(255,75,43,.14); color: #fff; }
.footer-policy span { color: rgba(255,255,255,.3); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); }
.footer-bottom__inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; padding-block: 16px; font-size: 13px; color: rgba(255,255,255,.5); }
.footer-icp { letter-spacing: .08em; }
.js .reveal[data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity .6s ease var(--reveal-delay, 0s), transform .6s ease var(--reveal-delay, 0s); }
.js .reveal[data-reveal].is-revealed { opacity: 1; transform: none; }
@media (max-width: 1080px) {
  .header-capsule { gap: 12px; padding-left: 14px; }
  .nav-link { padding: 8px 10px; font-size: 14px; }
  .brand__name { font-size: 18px; }
  .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .site-header { padding: 10px 10px 6px; }
  .header-capsule { padding: 8px 10px 8px 14px; gap: 10px; }
  .brand__mark { width: 36px; height: 36px; border-radius: 12px; }
  .brand__name { font-size: 16px; }
  .brand__sub { display: none; }
  .header-cta { display: none; }
  .nav-toggle { display: inline-flex; }
  .site-nav { position: absolute; top: calc(100% + 10px); left: 10px; right: 10px; margin: 0; padding: 10px; background: var(--c-secondary); border-radius: 20px; box-shadow: 0 20px 40px rgba(29,42,74,.3); opacity: 0; visibility: hidden; transform: translateY(-8px); transition: opacity .25s ease, transform .25s ease, visibility .25s; }
  .site-header[data-open] .site-nav { opacity: 1; visibility: visible; transform: none; }
  .nav-list { display: grid; gap: 2px; }
  .nav-link { display: block; width: 100%; color: rgba(255,255,255,.88); padding: 12px 14px; border-radius: 14px; }
  .nav-link:hover { background: rgba(255,255,255,.08); color: #fff; }
  .nav-link[aria-current="page"] { background: var(--c-primary); color: #fff; }
  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
}
@media (max-width: 600px) {
  body { font-size: 15px; }
  .grid--2, .grid--3, .grid--4 { grid-template-columns: minmax(0, 1fr); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal[data-reveal] { opacity: 1 !important; transform: none !important; }
}