:root {
  --bg: #f4f7fb;
  --surface: rgba(255, 255, 255, .82);
  --surface-solid: #ffffff;
  --surface-soft: #eaf2fb;
  --line: rgba(24, 43, 66, .12);
  --text: #172033;
  --muted: #607086;
  --blue: #0067c0;
  --blue-light: #e4f1ff;
  --cyan: #37a5e6;
  --shadow: 0 18px 50px rgba(50, 79, 112, .12), 0 2px 8px rgba(50, 79, 112, .06);
  --shell: min(1180px, calc(100% - 48px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: hidden;
  color: var(--text);
  background:
    radial-gradient(circle at 12% 4%, rgba(72, 174, 238, .2), transparent 28%),
    radial-gradient(circle at 88% 15%, rgba(99, 102, 241, .13), transparent 30%),
    var(--bg);
  font-family: "Segoe UI Variable", "Segoe UI", "Microsoft YaHei UI", system-ui, sans-serif;
  line-height: 1.7;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font: inherit; }
.section-shell { width: var(--shell); margin-inline: auto; }

.site-header {
  position: sticky;
  top: 14px;
  z-index: 20;
  width: var(--shell);
  height: 68px;
  margin: 14px auto 0;
  padding: 0 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid rgba(255, 255, 255, .75);
  border-radius: 14px;
  background: rgba(255, 255, 255, .7);
  box-shadow: 0 8px 32px rgba(43, 73, 106, .1);
  backdrop-filter: blur(22px) saturate(150%);
  -webkit-backdrop-filter: blur(22px) saturate(150%);
}
.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 650; letter-spacing: .015em; }
.brand-mark {
  width: 27px;
  height: 27px;
  flex: 0 0 auto;
  overflow: hidden;
  color: transparent;
  font-size: 0;
  background:
    linear-gradient(var(--blue) 0 0) 0 0 / 47% 47% no-repeat,
    linear-gradient(var(--blue) 0 0) 100% 0 / 47% 47% no-repeat,
    linear-gradient(var(--blue) 0 0) 0 100% / 47% 47% no-repeat,
    linear-gradient(var(--blue) 0 0) 100% 100% / 47% 47% no-repeat;
}
.brand-muted { margin-left: 7px; color: var(--muted); font-size: 12px; font-weight: 500; }
.main-nav { display: flex; align-items: center; gap: 28px; color: #53657b; font-size: 13px; }
.main-nav a { padding: 8px 2px; border-bottom: 2px solid transparent; transition: color .2s ease, border-color .2s ease; }
.main-nav a:hover { color: var(--blue); border-color: rgba(0, 103, 192, .35); }
.main-nav .nav-refund { padding: 8px 15px; border: 1px solid rgba(0, 103, 192, .22); border-radius: 8px; color: var(--blue); background: var(--blue-light); }
.menu-toggle { display: none; padding: 10px; border: 0; background: transparent; }
.menu-toggle span { display: block; width: 24px; height: 1px; margin: 6px; background: var(--text); }

.hero { min-height: 700px; padding: 82px 0 110px; display: grid; grid-template-columns: .92fr 1.08fr; align-items: center; gap: 74px; }
.eyebrow { margin: 0 0 20px; color: var(--blue); font-size: 11px; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; }
.eyebrow span { display: inline-block; width: 7px; height: 7px; margin: 0 10px 1px 0; border-radius: 2px; background: var(--blue); box-shadow: 10px 0 0 rgba(0, 103, 192, .3); }
.hero h1, .section-heading h2, .refund-banner h2, .final-cta h2 { margin: 0; font-weight: 620; letter-spacing: -.045em; line-height: 1.08; }
.hero h1 { font-size: clamp(48px, 5.4vw, 76px); }
h1 em, .final-cta em { color: var(--blue); font-style: normal; }
.hero-text { max-width: 560px; margin: 27px 0 32px; color: var(--muted); font-size: 16px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.button { min-height: 50px; padding: 0 21px; display: inline-flex; align-items: center; justify-content: center; gap: 22px; border: 1px solid transparent; border-radius: 8px; font-size: 13px; font-weight: 600; box-shadow: 0 2px 5px rgba(24, 43, 66, .09); transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(24, 43, 66, .14); }
.button-primary { color: #fff; background: var(--blue); border-color: #005aa7; }
.button-primary:hover { background: #0875cf; }
.button-ghost { color: #34445a; background: rgba(255,255,255,.72); border-color: var(--line); }
.hero-points { margin: 32px 0 0; padding: 0; display: flex; gap: 27px; list-style: none; color: #68788c; font-size: 12px; }
.hero-points li::before { content: "✓"; display: inline-grid; width: 17px; height: 17px; margin: 0 7px 0 0; place-items: center; border-radius: 50%; color: var(--blue); background: var(--blue-light); font-size: 10px; }
.hero-visual { position: relative; }
.visual-frame { position: relative; padding: 43px 10px 10px; overflow: hidden; border: 1px solid rgba(255,255,255,.9); border-radius: 16px; background: rgba(255,255,255,.76); box-shadow: 0 28px 80px rgba(36, 71, 108, .2), 0 4px 15px rgba(36, 71, 108, .09); backdrop-filter: blur(20px); }
.visual-frame::before { content: "三角洲行动助手"; position: absolute; left: 49px; top: 12px; color: #485a70; font-size: 11px; font-weight: 600; }
.visual-frame::after { content: ""; position: absolute; left: 17px; top: 17px; width: 9px; height: 9px; border-radius: 50%; background: #6b7d91; box-shadow: 15px 0 0 #aab5c1; }
.visual-frame img { width: 100%; aspect-ratio: 1.92/1; object-fit: cover; border-radius: 9px; filter: saturate(.82) contrast(1.02); }
.visual-badge { position: absolute; left: 25px; bottom: 24px; padding: 7px 12px; border: 1px solid rgba(255,255,255,.35); border-radius: 6px; color: #fff; background: rgba(14, 25, 38, .72); backdrop-filter: blur(10px); font-size: 11px; }
.visual-badge span { display: inline-block; width: 7px; height: 7px; margin: 0 7px 1px 0; border-radius: 50%; background: #54d169; box-shadow: 0 0 10px #54d169; }
.data-card { position: absolute; right: -18px; bottom: -54px; min-width: 205px; padding: 18px 20px; border: 1px solid rgba(255,255,255,.85); border-radius: 12px; color: var(--text); background: rgba(255,255,255,.84); box-shadow: var(--shadow); backdrop-filter: blur(16px); }
.data-card strong, .data-card span { display: block; }
.data-card strong { font-size: 13px; }
.data-card span { margin-top: 3px; color: var(--blue); font-size: 11px; }

.metrics { width: var(--shell); margin: 0 auto; padding: 10px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; border: 1px solid rgba(255,255,255,.85); border-radius: 18px; background: rgba(255,255,255,.54); box-shadow: var(--shadow); backdrop-filter: blur(20px); }
.metrics div { min-height: 105px; padding: 22px 24px; display: flex; flex-direction: column; justify-content: center; border-radius: 11px; background: rgba(255,255,255,.68); }
.metrics strong { font-size: 21px; font-weight: 620; }
.metrics span { color: var(--muted); font-size: 12px; }

.features, .process, .guides { padding-block: 125px; }
.section-heading { max-width: 650px; margin-bottom: 55px; }
.section-heading h2, .refund-banner h2, .final-cta h2 { font-size: clamp(38px, 4vw, 57px); }
.section-heading > p:last-child { max-width: 520px; margin: 23px 0 0; color: var(--muted); }
.section-heading-row { max-width: none; display: flex; align-items: end; justify-content: space-between; gap: 60px; }
.section-heading-row > p { width: 410px; padding-bottom: 5px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.feature-card { min-height: 324px; padding: 30px; position: relative; display: flex; flex-direction: column; justify-content: flex-end; overflow: hidden; border: 1px solid rgba(255,255,255,.86); border-radius: 16px; background: var(--surface); box-shadow: 0 10px 34px rgba(48, 76, 109, .09); backdrop-filter: blur(16px); }
.feature-card-large { grid-row: span 2; min-height: 662px; color: #fff; background: linear-gradient(145deg, #0078d4, #005a9e 65%, #114b7c); }
.feature-index { position: absolute; right: 23px; top: 19px; color: #8797a9; font-size: 11px; }
.feature-card-large .feature-index { color: rgba(255,255,255,.58); }
.feature-icon { width: 44px; height: 44px; margin-bottom: auto; display: grid; place-items: center; border: 1px solid rgba(0,103,192,.14); border-radius: 10px; color: var(--blue); background: var(--blue-light); font-size: 19px; }
.feature-card-large .feature-icon { border-color: rgba(255,255,255,.25); color: #fff; background: rgba(255,255,255,.14); }
.feature-card h3 { margin: 26px 0 10px; font-size: 20px; font-weight: 620; }
.feature-card p { margin: 0; color: var(--muted); font-size: 14px; }
.feature-card-large p { color: rgba(255,255,255,.73); }
.mini-interface { margin-top: 52px; padding: 25px; border: 1px solid rgba(255,255,255,.22); border-radius: 12px; background: rgba(255,255,255,.12); backdrop-filter: blur(12px); }
.mini-interface span, .mini-interface strong, .mini-interface small { display: block; }
.mini-interface span { color: rgba(255,255,255,.75); font-size: 12px; }
.mini-interface strong { margin: 5px 0; color: #fff; font-size: 34px; }
.mini-interface small { color: rgba(255,255,255,.6); }

.gallery-section { padding-block: 125px; border-block: 1px solid rgba(0,103,192,.08); background: linear-gradient(180deg, rgba(226,240,255,.7), rgba(244,247,251,.25)); }
.image-gallery { display: grid; grid-template-columns: 1.18fr .82fr; gap: 18px; align-items: start; }
.image-gallery figure { margin: 0; padding: 9px 9px 0; overflow: hidden; border: 1px solid rgba(255,255,255,.9); border-radius: 16px; background: rgba(255,255,255,.78); box-shadow: var(--shadow); }
.image-gallery img { width: 100%; object-fit: cover; border-radius: 10px; filter: saturate(.76); transition: filter .3s ease; }
.image-gallery figure:hover img { filter: saturate(1); }
.gallery-main img { aspect-ratio: 1.65/1; }
.gallery-side { margin-top: 82px !important; }
.gallery-side img { aspect-ratio: 1.45/1; }
.image-gallery figcaption { padding: 14px 8px 16px; display: flex; gap: 15px; color: var(--muted); font-size: 12px; }
.image-gallery figcaption span { color: var(--blue); }

.process-list { margin: 0 0 38px; padding: 10px; list-style: none; border: 1px solid rgba(255,255,255,.9); border-radius: 16px; background: rgba(255,255,255,.6); box-shadow: var(--shadow); }
.process-list li { padding: 28px 24px; display: grid; grid-template-columns: 70px 1fr; gap: 24px; border-bottom: 1px solid var(--line); }
.process-list li:last-child { border: 0; }
.process-list li > span { color: var(--blue); font-size: 12px; }
.process-list h3 { margin: 0 0 6px; font-size: 19px; font-weight: 620; }
.process-list p { margin: 0; color: var(--muted); font-size: 14px; }
.text-link { display: inline-flex; gap: 58px; padding: 9px 14px; border-radius: 7px; color: var(--blue); background: var(--blue-light); font-size: 13px; font-weight: 600; }

.guides { padding-top: 20px; }
.article-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.article-card { min-height: 300px; padding: 33px; position: relative; border: 1px solid rgba(255,255,255,.9); border-radius: 16px; background: rgba(255,255,255,.78); box-shadow: 0 8px 26px rgba(48,76,109,.07); transition: transform .2s ease, box-shadow .2s ease; }
.article-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.article-tag { padding: 5px 9px; border-radius: 5px; color: var(--blue); background: var(--blue-light); font-size: 11px; }
.article-no { position: absolute; right: 29px; top: 30px; color: #91a0b1; font-size: 11px; }
.article-card h3 { max-width: 430px; margin: 45px 0 15px; font-size: 23px; font-weight: 620; line-height: 1.4; }
.article-card p { color: var(--muted); font-size: 14px; }
.article-meta { position: absolute; left: 33px; bottom: 27px; color: #8190a1; font-size: 11px; }

.refund-banner { margin-top: 22px; padding: 58px; display: flex; align-items: center; justify-content: space-between; gap: 48px; overflow: hidden; position: relative; border: 1px solid rgba(255,255,255,.45); border-radius: 20px; color: #fff; background: linear-gradient(120deg, #0067c0, #1188dc); box-shadow: 0 22px 60px rgba(0,103,192,.23); }
.refund-banner::after { content: ""; position: absolute; width: 340px; height: 340px; right: -100px; top: -190px; border-radius: 50%; border: 55px solid rgba(255,255,255,.08); }
.refund-banner > * { position: relative; z-index: 1; }
.refund-banner .eyebrow { color: rgba(255,255,255,.78); }
.refund-banner .eyebrow span { background: #fff; box-shadow: 10px 0 0 rgba(255,255,255,.35); }
.refund-banner h2 { font-size: clamp(34px, 3.4vw, 49px); }
.refund-banner p:last-child { max-width: 700px; margin: 18px 0 0; color: rgba(255,255,255,.76); }
.button-light { flex: 0 0 auto; color: #17324c; background: #fff; border-color: rgba(255,255,255,.8); }

.final-cta { padding-block: 145px; text-align: center; }
.final-cta p:not(.eyebrow) { margin: 23px 0 31px; color: var(--muted); }
.site-footer { width: var(--shell); margin: 0 auto 18px; padding: 35px; display: grid; grid-template-columns: 1fr 1.4fr auto; align-items: center; gap: 28px; border: 1px solid rgba(255,255,255,.8); border-radius: 16px; color: var(--muted); background: rgba(255,255,255,.55); font-size: 12px; }
.site-footer p { text-align: center; }
.footer-links { display: flex; gap: 22px; }
.footer-links a:hover { color: var(--blue); }
.site-footer small { grid-column: 1 / -1; padding-top: 22px; border-top: 1px solid var(--line); text-align: center; color: #8795a5; }

.reveal { opacity: 0; transform: translateY(20px); transition: opacity .65s ease, transform .65s ease; }
.reveal.visible { opacity: 1; transform: none; }

@media (max-width: 900px) {
  :root { --shell: min(100% - 32px, 720px); }
  .menu-toggle { display: block; }
  .main-nav { display: none; position: absolute; top: 74px; inset-inline: 0; padding: 18px; flex-direction: column; align-items: stretch; gap: 10px; border: 1px solid rgba(255,255,255,.8); border-radius: 13px; background: rgba(255,255,255,.95); box-shadow: var(--shadow); }
  .main-nav.open { display: flex; }
  .hero { grid-template-columns: 1fr; gap: 64px; padding-top: 72px; }
  .hero-copy { max-width: 660px; }
  .data-card { right: 10px; }
  .metrics { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-card-large { grid-row: span 2; }
  .section-heading-row { align-items: start; flex-direction: column; gap: 8px; }
  .section-heading-row > p { width: auto; }
  .refund-banner { padding: 48px 36px; align-items: flex-start; flex-direction: column; }
  .site-footer { grid-template-columns: 1fr auto; }
  .site-footer p { grid-column: 1 / -1; grid-row: 2; text-align: left; }
}

@media (max-width: 620px) {
  :root { --shell: calc(100% - 28px); }
  .site-header { top: 8px; height: 62px; margin-top: 8px; }
  .brand-muted { display: none; }
  .hero { min-height: 0; padding: 58px 0 86px; }
  .hero h1 { font-size: 44px; }
  .hero-text { font-size: 15px; }
  .hero-actions .button { width: 100%; }
  .hero-points { gap: 12px; justify-content: space-between; }
  .visual-frame { padding: 40px 7px 7px; border-radius: 13px; }
  .data-card { bottom: -54px; min-width: 170px; padding: 14px; }
  .metrics { padding: 7px; }
  .metrics div { min-height: 100px; padding: 18px; }
  .features, .process, .guides, .gallery-section { padding-block: 90px; }
  .section-heading { margin-bottom: 38px; }
  .section-heading h2, .final-cta h2 { font-size: 39px; }
  .feature-grid, .article-grid, .image-gallery { grid-template-columns: 1fr; }
  .feature-card, .feature-card-large { min-height: 320px; }
  .feature-card-large { grid-row: auto; }
  .gallery-side { margin-top: 0 !important; }
  .process-list li { grid-template-columns: 44px 1fr; gap: 10px; padding-inline: 15px; }
  .article-card { min-height: 330px; padding: 27px; }
  .article-card h3 { font-size: 21px; }
  .article-meta { left: 27px; }
  .refund-banner { width: var(--shell); margin-top: 0; padding: 44px 24px; }
  .refund-banner .button, .final-cta .button { width: 100%; }
  .final-cta { padding-block: 105px; }
  .site-footer { grid-template-columns: 1fr; padding: 27px; }
  .site-footer p, .footer-links, .site-footer small { grid-column: 1; grid-row: auto; text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

.compact-header { position: relative; top: 0; }
.compact-nav { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 13px; }
.compact-nav a { padding: 8px 13px; border-radius: 7px; }
.compact-nav a:hover { color: var(--blue); background: var(--blue-light); }
.compact-nav .nav-refund { color: #fff; background: var(--blue); }
.subpage-main { min-height: 70vh; }
.guide-hero { padding: 88px 0 54px; display: flex; align-items: end; justify-content: space-between; gap: 50px; }
.guide-hero h1, .refund-intro h1 { margin: 0; font-size: clamp(46px, 5vw, 70px); font-weight: 620; letter-spacing: -.05em; line-height: 1.08; }
.guide-hero h1 em { color: var(--blue); font-style: normal; }
.guide-hero > div:first-child > p:last-child { max-width: 650px; margin: 24px 0 0; color: var(--muted); }
.system-status { min-width: 245px; padding: 18px; display: flex; align-items: center; gap: 13px; border: 1px solid rgba(255,255,255,.86); border-radius: 12px; background: rgba(255,255,255,.7); box-shadow: var(--shadow); }
.status-dot { width: 10px; height: 10px; flex: 0 0 auto; border-radius: 50%; background: #35c759; box-shadow: 0 0 0 6px rgba(53,199,89,.12); }
.system-status strong, .system-status small { display: block; }
.system-status strong { font-size: 13px; }
.system-status small { margin-top: 2px; color: var(--muted); font-size: 11px; }
.device-grid { padding-bottom: 110px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; align-items: stretch; }
.device-card { min-height: 500px; padding: 30px; position: relative; display: flex; flex-direction: column; border: 1px solid rgba(255,255,255,.9); border-radius: 17px; background: rgba(255,255,255,.78); box-shadow: 0 12px 38px rgba(48,76,109,.09); }
.featured-device { border-color: rgba(0,103,192,.25); box-shadow: 0 18px 55px rgba(0,103,192,.14); }
.recommended { position: absolute; right: 0; top: 0; padding: 7px 13px; border-radius: 0 17px 0 10px; color: #fff; background: var(--blue); font-size: 10px; }
.device-icon { width: 54px; height: 54px; margin-bottom: 32px; display: grid; place-items: center; border-radius: 13px; color: var(--blue); background: var(--blue-light); font-size: 27px; }
.apple-icon { font-size: 20px; }
.device-label { color: var(--blue); font-size: 10px; font-weight: 700; letter-spacing: .14em; }
.device-card h2 { margin: 6px 0 12px; font-size: 27px; font-weight: 620; }
.device-card p { margin: 0; color: var(--muted); font-size: 13px; }
.device-card ul { margin: 24px 0 30px; padding: 20px 0 0; border-top: 1px solid var(--line); list-style: none; color: #526379; font-size: 12px; }
.device-card li { margin: 8px 0; }
.device-card li::before { content: "✓"; margin-right: 9px; color: var(--blue); }
.device-card .button { width: 100%; margin-top: auto; }
.notice-panel { margin-bottom: 110px; padding: 28px 30px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 20px; border: 1px solid rgba(0,103,192,.14); border-radius: 16px; background: var(--blue-light); }
.notice-icon { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 50%; color: #fff; background: var(--blue); font-weight: 700; }
.notice-panel h2 { margin: 0; font-size: 17px; }
.notice-panel p { margin: 4px 0 0; color: var(--muted); font-size: 12px; }
.notice-panel .button { background: #fff; }
.guide-steps { padding-bottom: 120px; }
.small-step-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; }
.small-step-grid article { padding: 29px; border: 1px solid rgba(255,255,255,.9); border-radius: 15px; background: rgba(255,255,255,.7); }
.small-step-grid article > span { color: var(--blue); font-size: 11px; }
.small-step-grid h3 { margin: 26px 0 8px; font-size: 18px; }
.small-step-grid p { margin: 0; color: var(--muted); font-size: 13px; }
.subpage-footer { margin-top: 20px; }

.refund-main { padding-block: 88px 120px; }
.refund-intro { margin-bottom: 45px; display: flex; align-items: end; justify-content: space-between; gap: 50px; }
.refund-lead { max-width: 670px; margin: 22px 0 0; color: var(--muted); font-size: 16px; }
.refund-promise { min-width: 275px; padding: 22px; display: flex; align-items: center; gap: 17px; border: 1px solid rgba(255,255,255,.9); border-radius: 14px; background: rgba(255,255,255,.75); box-shadow: var(--shadow); }
.refund-promise > span { color: var(--blue); font-size: 44px; font-weight: 650; line-height: 1; }
.refund-promise strong, .refund-promise small { display: block; }
.refund-promise strong { font-size: 13px; }
.refund-promise small { margin-top: 3px; color: var(--muted); font-size: 11px; }
.refund-layout { display: grid; grid-template-columns: 1.55fr .75fr; gap: 18px; align-items: start; }
.refund-form, .aside-card { border: 1px solid rgba(255,255,255,.9); border-radius: 17px; background: rgba(255,255,255,.78); box-shadow: 0 12px 38px rgba(48,76,109,.08); }
.refund-form { padding: 38px; }
.form-title { margin-bottom: 32px; padding-bottom: 27px; display: flex; align-items: center; gap: 14px; border-bottom: 1px solid var(--line); }
.form-icon { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 10px; color: var(--blue); background: var(--blue-light); font-size: 21px; }
.form-title h2 { margin: 0; font-size: 20px; }
.form-title p { margin: 2px 0 0; color: var(--muted); font-size: 11px; }
.refund-form > label:not(.agreement) { display: block; margin: 19px 0 7px; color: #34445a; font-size: 12px; font-weight: 600; }
.refund-form label > span { color: #d83b01; }
.refund-form input[type="text"], .refund-form select, .refund-form textarea { width: 100%; padding: 13px 14px; border: 1px solid #c8d2df; border-bottom-color: #73859a; border-radius: 7px; outline: 0; color: var(--text); background: rgba(255,255,255,.88); font: inherit; font-size: 13px; transition: border-color .2s ease, box-shadow .2s ease; }
.refund-form textarea { resize: vertical; min-height: 125px; }
.refund-form input:focus, .refund-form select:focus, .refund-form textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(0,103,192,.12); }
.agreement { margin: 24px 0; display: flex; align-items: flex-start; gap: 10px; color: var(--muted); font-size: 12px; }
.agreement input { margin-top: 5px; accent-color: var(--blue); }
.agreement span { color: var(--muted) !important; }
.submit-button { width: 100%; }
.form-result { display: none; margin-top: 16px; padding: 14px; border-radius: 8px; color: #0f6b2b; background: #e8f6ec; font-size: 12px; }
.form-result.show { display: block; }
.refund-aside { display: grid; gap: 14px; }
.aside-card { padding: 28px; }
.primary-aside { color: #fff; background: linear-gradient(145deg,#0067c0,#0a75ca); }
.aside-no { font-size: 10px; opacity: .6; }
.aside-card h2 { margin: 28px 0 14px; font-size: 20px; }
.aside-card p { margin: 0; color: var(--muted); font-size: 13px; }
.aside-card ul { margin: 0; padding: 0; list-style: none; color: rgba(255,255,255,.78); font-size: 12px; }
.aside-card li { padding: 10px 0; border-bottom: 1px solid rgba(255,255,255,.15); }
.aside-card li:last-child { border: 0; }
.aside-card li::before { content: "✓"; margin-right: 9px; color: #fff; }
.aside-link { width: 100%; background: #fff; }

@media (max-width: 900px) {
  .device-grid { grid-template-columns: 1fr; }
  .device-card { min-height: 440px; }
  .guide-hero, .refund-intro { align-items: flex-start; flex-direction: column; }
  .refund-layout { grid-template-columns: 1fr; }
  .refund-aside { grid-template-columns: repeat(2,1fr); }
  .aside-link { grid-column: 1 / -1; }
}

@media (max-width: 620px) {
  .compact-nav a:first-child { display: none; }
  .guide-hero, .refund-main { padding-top: 64px; }
  .guide-hero h1, .refund-intro h1 { font-size: 43px; }
  .system-status, .refund-promise { width: 100%; min-width: 0; }
  .device-grid { padding-bottom: 80px; }
  .device-card { min-height: 450px; padding: 25px; }
  .notice-panel { margin-bottom: 85px; padding: 24px; grid-template-columns: auto 1fr; }
  .notice-panel .button { grid-column: 1 / -1; width: 100%; }
  .small-step-grid, .refund-aside { grid-template-columns: 1fr; }
  .refund-form { padding: 26px 20px; }
  .refund-main { padding-bottom: 90px; }
  .aside-link { grid-column: auto; }
}

html:not(.wina) body {
  filter: blur(10px);
  -webkit-filter: blur(10px);
}
body {
  transition: filter 0.5s ease, opacity 0.5s ease;
}