@charset "UTF-8";

:root {
  --cream: #FFFBF0;
  --paper: #FFFFFF;
  --green: #1B4332;
  --green-2: #2D6A4F;
  --banana: #F5C518;
  --banana-soft: #FFE48A;
  --ink: #1E2A22;
  --muted: #6B7F72;
  --line: #E4DCC4;
  --shell: 1160px;
  --header-height: 70px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-height) + 18px); }
body {
  min-width: 320px;
  margin: 0;
  color: var(--ink);
  background: var(--cream);
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  overflow-wrap: anywhere;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
svg { display: block; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid var(--green-2); outline-offset: 4px; }
.page-shell { width: min(calc(100% - 46px), var(--shell)); margin: 0 auto; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; padding: 4px 11px; margin: 0 0 12px; border-radius: 20px; background: rgba(245, 197, 24, .22); color: #6B5300; font-size: 11.5px; font-weight: 900; letter-spacing: 1.6px; }

/* header */
.site-header { position: sticky; top: 0; z-index: 60; border-bottom: 1px solid var(--line); background: rgba(255, 251, 240, .97); backdrop-filter: blur(10px); }
.nav-shell { display: flex; align-items: center; justify-content: space-between; width: min(calc(100% - 46px), var(--shell)); min-height: var(--header-height); margin: 0 auto; gap: 18px; }
.brand { display: inline-flex; align-items: center; flex: none; gap: 9px; color: var(--green); font-size: 19px; font-weight: 900; letter-spacing: .3px; }
.brand img { width: 36px; height: 36px; border: 1px solid var(--line); border-radius: 11px; object-fit: contain; background: #fff; }
.primary-nav { margin-left: auto; }
.primary-nav ul { display: flex; align-items: center; gap: clamp(11px, 1.7vw, 23px); padding: 0; margin: 0; list-style: none; }
.primary-nav a { display: block; padding: 7px 0; color: var(--green-2); font-size: 13px; font-weight: 700; }
.primary-nav a:hover { color: var(--green); text-decoration: underline; text-underline-offset: 4px; }
.nav-actions { display: flex; align-items: center; flex: none; gap: 10px; }
.nav-download { display: inline-flex; align-items: center; justify-content: center; min-height: 41px; gap: 7px; padding: 0 15px; border-radius: 21px; background: var(--green); color: #FFFBF0; font-size: 12.5px; font-weight: 900; white-space: nowrap; transition: background .18s ease; }
.nav-download:hover { background: var(--green-2); }
.nav-download svg, .button svg { width: 17px; height: 17px; flex: none; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.menu-toggle { display: none; width: 41px; height: 41px; padding: 0; border: 1px solid var(--line); border-radius: 50%; background: transparent; cursor: pointer; }
.menu-toggle span { display: block; width: 17px; height: 2px; margin: 5px auto; background: var(--green); transition: transform .18s ease; }
.menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }

/* hero */
.hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--line); background:
  radial-gradient(560px 360px at 92% 0%, rgba(245, 197, 24, .26), transparent 70%),
  linear-gradient(175deg, #FFFDF5, var(--cream)); }
.hero::after { position: absolute; right: -60px; bottom: -80px; width: 280px; height: 280px; border: 24px solid rgba(45, 106, 79, .06); border-radius: 50%; content: ""; pointer-events: none; }
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, 1.04fr) minmax(0, .9fr); align-items: center; gap: clamp(26px, 4vw, 56px); padding: 60px 0 66px; }
.hero-copy { min-width: 0; }
.hero-kicker { display: inline-flex; align-items: center; gap: 8px; margin: 0 0 16px; color: var(--green-2); font-size: 12px; font-weight: 800; letter-spacing: 1.2px; }
.hero-kicker b { padding: 2px 8px; border-radius: 4px; background: var(--green); color: var(--banana); font-size: 10.5px; letter-spacing: .5px; }
.hero h1 { margin: 0; font-size: clamp(44px, 6.2vw, 76px); font-weight: 900; letter-spacing: clamp(-1px, -.3vw, -2px); line-height: 1.04; color: var(--green); }
.hero-subtitle { margin: 16px 0 0; color: var(--green-2); font-size: clamp(17px, 2vw, 22px); font-weight: 800; }
.hero-lead { max-width: 520px; margin: 14px 0 0; color: var(--muted); font-size: 14.5px; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 18px; margin-top: 26px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; gap: 12px; padding: 0 26px; border: 1px solid transparent; border-radius: 26px; font-size: 14px; font-weight: 900; transition: transform .18s ease, background .18s ease; }
.button-primary { background: var(--green); color: #FFFBF0; box-shadow: 0 14px 28px rgba(27, 67, 50, .2); }
.button-primary:hover { background: var(--green-2); transform: translateY(-2px); }
.button-large { min-height: 54px; padding: 0 32px; font-size: 15px; }
.text-link { color: var(--green-2); border-bottom: 1px dashed #B7C7B9; font-size: 13px; font-weight: 700; }
.text-link span { margin-left: 4px; color: var(--green); }
.hero-tags { display: flex; flex-wrap: wrap; gap: 8px 10px; padding: 0; margin: 28px 0 0; list-style: none; }
.hero-tags li { padding: 5px 12px; border: 1px solid #D9CFB2; border-radius: 20px; color: var(--muted); font-size: 11.5px; }
.hero-tags b { margin-right: 4px; color: var(--green); font-size: 12.5px; }

/* reward panel */
.reward { min-width: 0; padding: 20px; border: 1px solid #CFE0CE; border-radius: 18px; background: var(--paper); box-shadow: 0 22px 44px rgba(27, 67, 50, .12); }
.reward-head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.reward-head p { margin: 0; color: var(--muted); font-size: 12px; }
.reward-head b { color: var(--green); font-size: 28px; font-weight: 900; letter-spacing: -.5px; }
.reward-bar { height: 9px; margin: 12px 0 7px; border-radius: 5px; background: #EFF3E7; overflow: hidden; }
.reward-bar i { display: block; width: 29%; height: 100%; border-radius: 5px; background: linear-gradient(90deg, var(--banana), #FFD84D); }
.reward-note { margin: 0 0 14px; color: #97A79A; font-size: 11px; }
.task-list { padding: 12px 0 0; margin: 0; border-top: 1px dashed #DCE6D8; list-style: none; }
.task-list li { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 9px 0; }
.task-list div { display: flex; flex-direction: column; min-width: 0; }
.task-list b { font-size: 13px; font-weight: 900; }
.task-list small { color: var(--muted); font-size: 11px; }
.task-list i { flex: none; padding: 3px 9px; border-radius: 12px; background: rgba(245, 197, 24, .28); color: #7A5C00; font-size: 11.5px; font-style: normal; font-weight: 900; }
.task-list li.is-done i { background: rgba(45, 106, 79, .14); color: var(--green-2); }
.reward-foot { padding-top: 12px; margin: 6px 0 0; border-top: 1px solid #EFF3E7; color: #97A79A; font-size: 10.5px; }

/* features */
.features { padding: 74px 0 78px; border-bottom: 1px solid var(--line); background: #FFFDF7; }
.section-heading { margin-bottom: 30px; }
.section-heading h2 { margin: 0; color: var(--green); font-size: clamp(23px, 2.6vw, 32px); font-weight: 900; letter-spacing: -.4px; line-height: 1.36; }
.section-heading > p:last-child { max-width: 640px; margin: 12px 0 0; color: var(--muted); font-size: 14px; }
.section-heading-split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(180px, 280px); align-items: end; gap: 22px; }
.section-heading-split > p:last-child { margin: 0 0 6px; }
.pick-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.pick { position: relative; min-width: 0; padding: 24px 26px 26px 62px; border: 1px solid #DCE6D8; border-radius: 12px; background: var(--paper); }
.pick .tick { position: absolute; top: 26px; left: 24px; width: 24px; height: 24px; border-radius: 50%; background: var(--green); }
.pick .tick::after { position: absolute; top: 6px; left: 8px; width: 7px; height: 11px; border-right: 2px solid var(--banana); border-bottom: 2px solid var(--banana); content: ""; transform: rotate(42deg); }
.pick h3 { margin: 0 0 7px; font-size: 17px; font-weight: 900; }
.pick p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.85; }

/* shots: small native samples */
.shots { padding: 74px 0 80px; background:
  radial-gradient(500px 300px at 50% 0%, rgba(245, 197, 24, .14), transparent 70%),
  #17392B; }
.section-heading-light h2 { color: #F4FBF2; }
.section-heading-light > p:last-child { color: #A9C4B4; }
.section-heading-light .eyebrow { background: rgba(245, 197, 24, .2); color: var(--banana); }
.sample-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 22px; }
.sample { width: 156px; margin: 0; }
.sample img { width: 156px; height: 340px; border: 4px solid #0F2A1F; border-radius: 12px; background: #0F2A1F; object-fit: cover; box-shadow: 0 16px 30px rgba(0, 0, 0, .35); }
.sample figcaption { padding: 11px 2px 0; color: #DCEBDD; font-size: 12.5px; font-weight: 900; }
.sample figcaption b { margin-right: 5px; color: var(--banana); font-size: 10px; letter-spacing: 1px; }
.sample figcaption small { display: block; color: #93B3A1; font-size: 11px; font-weight: 400; }
.sample-note { margin: 26px 0 0; color: #7E9E8C; font-size: 11px; text-align: center; }

/* faq */
.faq { padding: 74px 0 78px; border-bottom: 1px solid var(--line); }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 16px 2px; cursor: pointer; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list h3 { margin: 0; font-size: 15.5px; font-weight: 900; line-height: 1.5; }
.faq-list h3::before { margin-right: 9px; color: var(--green-2); font-size: 12px; content: "●"; }
.faq-list summary i { position: relative; width: 22px; height: 22px; flex: none; border-radius: 50%; background: #EFF3E7; }
.faq-list summary i::before, .faq-list summary i::after { position: absolute; top: 50%; left: 50%; width: 8px; height: 1.5px; content: ""; background: var(--green-2); transform: translate(-50%, -50%); }
.faq-list summary i::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq-list details[open] summary i { background: var(--green); }
.faq-list details[open] summary i::before, .faq-list details[open] summary i::after { background: var(--banana); }
.faq-list details[open] summary i::after { transform: translate(-50%, -50%) rotate(0deg); }
.faq-list details p { padding: 0 34px 18px 0; margin: 0; color: var(--muted); font-size: 13.5px; line-height: 1.9; }

/* reviews */
.reviews { padding: 74px 0 80px; border-bottom: 1px solid var(--line); background: #FFFDF7; }
.review-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; padding: 0; margin: 0; list-style: none; }
.review-card { position: relative; min-width: 0; padding: 20px 20px 16px; border: 1px solid #DCE6D8; border-radius: 12px; background: var(--paper); }
.review-card::before { position: absolute; top: 0; left: 20px; width: 34px; height: 3px; content: ""; background: var(--banana); }
.review-card p { margin: 0 0 12px; color: #43574B; font-size: 13px; line-height: 1.9; }
.review-meta { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 4px; padding-top: 10px; border-top: 1px dashed #DCE6D8; }
.review-meta b { color: var(--green); font-size: 12.5px; font-weight: 900; }
.review-meta time { color: #9AAB9C; font-size: 10px; }

/* steps */
.steps { padding: 74px 0 80px; border-bottom: 1px solid var(--line); }
.step-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; padding: 0; margin: 0; list-style: none; }
.step-list li { min-width: 0; padding: 24px 22px 26px; border: 1px solid #DCE6D8; border-radius: 12px; background: var(--paper); }
.step-list li > span { display: inline-flex; align-items: center; justify-content: center; width: 38px; height: 38px; border-radius: 12px; background: rgba(245, 197, 24, .3); color: #6B5300; font-size: 13px; font-weight: 900; }
.step-list h3 { margin: 13px 0 6px; font-size: 16px; font-weight: 900; }
.step-list p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.8; }

/* download */
.download { padding: 62px 0 68px; background: #F7F0D9; }
.download-panel { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(240px, 340px); align-items: center; gap: 30px; padding: 34px 32px 30px; border-radius: 18px; background: linear-gradient(140deg, #1E4B38, #143527); overflow: hidden; }
.download-panel::before { position: absolute; right: -50px; top: -50px; width: 200px; height: 200px; border-radius: 50%; content: ""; background: radial-gradient(circle, rgba(245, 197, 24, .3), transparent 66%); }
.download-copy { position: relative; z-index: 2; }
.download-copy .eyebrow { background: rgba(245, 197, 24, .24); color: var(--banana); }
.download-copy h2 { margin: 0; color: #F6FCF4; font-size: clamp(22px, 2.4vw, 30px); font-weight: 900; line-height: 1.36; }
.download-copy > p:last-child { margin: 10px 0 0; color: #A9C4B4; font-size: 13.5px; }
.download-act { position: relative; z-index: 2; min-width: 0; }
.download-act .button { width: 100%; background: var(--banana); color: #2A1F00; box-shadow: 0 14px 26px rgba(245, 197, 24, .24); }
.download-act .button:hover { background: var(--banana-soft); }
.download-notes { display: flex; flex-wrap: wrap; gap: 6px 16px; padding: 0; margin: 14px 0 0; list-style: none; color: #A9C4B4; font-size: 11.5px; }
.download-notes li::before { margin-right: 6px; color: var(--banana); content: "✓"; }

/* footer */
.site-footer { padding: 44px 0 32px; border-top: 1px solid var(--line); background: #143527; }
.footer-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.2fr) minmax(0, 1fr); gap: 22px; align-items: start; }
.footer-brand strong { display: block; margin-bottom: 6px; color: #F4FBF2; font-size: 15px; font-weight: 900; }
.footer-brand p { margin: 0; color: #8FB0A0; font-size: 12px; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 12.5px; }
.footer-nav a { color: #C6DCCD; }
.footer-nav a:hover { color: var(--banana); }
.footer-meta { font-size: 12px; color: #8FB0A0; text-align: right; }
.footer-meta p { margin: 0 0 6px; }
.footer-meta a { color: #C6DCCD; }
.disclaimer { grid-column: 1 / -1; padding-top: 16px; margin: 4px 0 0; border-top: 1px solid #2A5241; color: #7E9E8C; font-size: 11.5px; line-height: 1.8; }

/* responsive */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; padding: 46px 0 50px; }
  .reward { max-width: 480px; }
  .pick-grid { grid-template-columns: 1fr; }
  .review-grid { grid-template-columns: 1fr; }
  .download-panel { grid-template-columns: 1fr; padding: 26px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-meta { text-align: left; }
}
@media (max-width: 860px) {
  .primary-nav { position: absolute; top: 100%; left: 0; right: 0; display: none; margin: 0; padding: 8px 22px 16px; border-bottom: 1px solid var(--line); background: var(--cream); }
  .primary-nav.is-open { display: block; }
  .primary-nav ul { flex-direction: column; align-items: stretch; gap: 0; }
  .primary-nav a { padding: 11px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
  .menu-toggle { display: block; }
  .section-heading-split { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .page-shell, .nav-shell { width: calc(100% - 34px); }
  .brand { font-size: 16px; }
  .hero h1 { font-size: 34px; }
  .hero-subtitle { font-size: 16px; }
  .hero-lead { font-size: 13.5px; }
  .sample-row { gap: 16px; }
  .sample { width: 136px; }
  .sample img { width: 136px; height: 296px; }
  .step-list { grid-template-columns: 1fr; }
  .pick { padding: 20px 18px 22px 52px; }
  .pick .tick { top: 22px; left: 18px; }
  .footer-grid { grid-template-columns: 1fr; }
  .button, .button-large { width: 100%; }
  .text-link { display: none; }
  .download-panel { padding: 22px 18px; }
  .faq-list h3 { font-size: 14.5px; }
}
@media (max-width: 380px) {
  .brand span { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}