@charset "UTF-8";

:root {
  --bg: #0b1f19;
  --bg-2: #0f2a22;
  --panel: #133328;
  --line: #2a4c3e;
  --ink: #f2efe4;
  --muted: #a9bfb2;
  --gold: #e4b84c;
  --gold-deep: #c8972c;
  --forest: #123b2e;
  --cream: #f6efdd;
  --shell: 1180px;
  --header-height: 72px;
  --mono: "JetBrains Mono", Consolas, "Courier New", monospace;
}

* { 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(--bg);
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
}
img { display: block; max-width: 100%; }
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(--gold); outline-offset: 4px; }
.page-shell { width: min(calc(100% - 48px), var(--shell)); margin: 0 auto; }
.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  color: var(--gold);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2.2px;
  line-height: 1.4;
}
.eyebrow::before { width: 18px; height: 1px; content: ""; background: currentColor; }

/* header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  border-bottom: 1px solid var(--line);
  background: rgba(11, 31, 25, .95);
  backdrop-filter: blur(12px);
}
.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(calc(100% - 48px), var(--shell));
  min-height: var(--header-height);
  margin: 0 auto;
  gap: 20px;
}
.brand { display: inline-flex; align-items: center; flex: none; gap: 10px; font-size: 21px; font-weight: 900; letter-spacing: -.3px; }
.brand img { width: 38px; height: 38px; border: 1px solid var(--line); border-radius: 50%; object-fit: contain; background: var(--forest); }
.brand-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 19px;
  height: 19px;
  border-radius: 4px;
  background: var(--gold);
  color: #17301f;
  font-family: var(--mono);
  font-size: 10px;
  font-style: normal;
  font-weight: 900;
  transform: rotate(-8deg);
}
.primary-nav { margin-left: auto; }
.primary-nav ul { display: flex; align-items: center; gap: clamp(12px, 1.9vw, 25px); padding: 0; margin: 0; list-style: none; }
.primary-nav a { display: block; padding: 7px 0; border-bottom: 1px solid transparent; color: #a6bcaf; font-size: 13px; font-weight: 700; }
.primary-nav a:hover { border-bottom-color: var(--gold); color: #fff; }
.nav-actions { display: flex; align-items: center; flex: none; gap: 10px; }
.nav-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  gap: 8px;
  padding: 0 18px;
  border: 1px solid var(--gold);
  border-radius: 6px;
  background: var(--gold);
  color: #17301f;
  font-size: 13px;
  font-weight: 900;
  white-space: nowrap;
  transition: background .18s ease, color .18s ease;
}
.nav-download:hover { background: transparent; color: var(--gold); }
.nav-download svg, .button svg { width: 18px; height: 18px; flex: none; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.menu-toggle { display: none; width: 42px; height: 42px; padding: 0; border: 1px solid var(--line); border-radius: 6px; background: transparent; cursor: pointer; }
.menu-toggle span { display: block; width: 18px; height: 2px; margin: 5px auto; background: var(--ink); 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: dual channel */
.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(540px 320px at 82% 4%, rgba(228, 184, 76, .18), transparent 72%),
    radial-gradient(420px 260px at 4% 96%, rgba(20, 90, 68, .55), transparent 70%),
    linear-gradient(160deg, #10342a 0%, var(--bg) 74%);
}
.hero::before {
  position: absolute;
  inset: 0;
  content: "";
  background-image:
    linear-gradient(90deg, rgba(228, 184, 76, .08) 1px, transparent 1px),
    linear-gradient(0deg, rgba(228, 184, 76, .06) 1px, transparent 1px);
  background-size: 96px 96px;
  mask-image: linear-gradient(180deg, #000, transparent 80%);
  pointer-events: none;
}
.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(280px, .98fr);
  align-items: center;
  gap: clamp(26px, 4vw, 56px);
  padding: 58px 0 56px;
}
.hero-copy { min-width: 0; }
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  color: #b6cbbd;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 1.6px;
}
.hero-kicker b {
  padding: 3px 8px;
  border: 1px solid var(--gold);
  color: var(--gold);
  font-size: 9.5px;
  font-weight: 900;
  letter-spacing: 1.4px;
}
.hero h1 {
  margin: 0;
  font-size: clamp(50px, 7.2vw, 88px);
  font-weight: 900;
  letter-spacing: clamp(-2px, -.4vw, -4px);
  line-height: 1;
}
.hero-subtitle {
  margin: 18px 0 0;
  color: var(--gold);
  font-size: clamp(18px, 2.1vw, 24px);
  font-weight: 800;
  line-height: 1.4;
}
.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: 14px;
  padding: 0 26px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 900;
  transition: transform .18s ease, background .18s ease, color .18s ease;
}
.button-primary { background: var(--gold); color: #17301f; box-shadow: 0 12px 26px rgba(200, 151, 44, .22); }
.button-primary:hover { background: #f0c766; transform: translateY(-2px); }
.button-large { min-height: 54px; padding: 0 34px; font-size: 15px; }
.text-link { color: #c8d8cb; border-bottom: 1px dashed #4d6a59; font-size: 13px; font-weight: 800; }
.text-link span { display: inline-block; margin-left: 5px; color: var(--gold); }

.hero-dual {
  display: grid;
  grid-template-rows: auto 30px auto;
  width: 100%;
  max-width: 430px;
  justify-self: end;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(9, 27, 21, .82);
  box-shadow: 0 24px 48px rgba(0, 0, 0, .45);
  overflow: hidden;
}
.dual-lane { min-height: 0; padding: 16px 18px; }
.lane-drama { background: linear-gradient(120deg, rgba(228, 184, 76, .1), transparent 70%); }
.lane-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 9px;
  border-bottom: 1px solid var(--line);
}
.lane-head b { font-size: 15px; font-weight: 900; letter-spacing: 1px; }
.lane-drama .lane-head b { color: var(--gold); }
.lane-comic .lane-head b { color: #8fd3b4; }
.lane-head span { color: #7f9889; font-family: var(--mono); font-size: 10px; }
.lane-rows { padding: 0; margin: 10px 0 0; list-style: none; }
.lane-rows li { display: flex; align-items: center; gap: 10px; padding: 6px 0; font-size: 12.5px; }
.lane-rows i { color: var(--gold-deep); font-family: var(--mono); font-size: 10px; font-style: normal; }
.lane-rows span { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: #dbe6dc; font-weight: 700; }
.lane-rows em { padding: 1px 6px; border-radius: 3px; background: rgba(228, 184, 76, .16); color: var(--gold); font-size: 9.5px; font-style: normal; }
.dual-seam {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  border-top: 1px solid rgba(228, 184, 76, .6);
  border-bottom: 1px solid rgba(228, 184, 76, .6);
  background: rgba(228, 184, 76, .07);
}
.dual-seam span { padding: 0 10px; color: var(--gold); font-family: var(--mono); font-size: 9.5px; letter-spacing: 3px; }
.lane-shot { margin: 0; }
.lane-shot img { width: 100%; height: 158px; object-fit: cover; object-position: center 7%; border-radius: 5px; }

/* features: 4 across */
.features { padding: 74px 0 78px; border-bottom: 1px solid var(--line); background: var(--bg-2); }
.section-heading { margin-bottom: 32px; }
.section-heading h2, .download h2 { margin: 0; font-size: clamp(24px, 2.8vw, 34px); font-weight: 900; letter-spacing: -.8px; line-height: 1.3; }
.section-heading > p:last-child { max-width: 600px; margin: 12px 0 0; color: var(--muted); font-size: 14px; }
.section-heading-split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(200px, 290px); align-items: end; gap: 26px; }
.section-heading-split > p:last-child { margin: 0 0 5px; }
.feature-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.feature-card {
  padding: 26px 20px 22px;
  border: 1px solid var(--line);
  border-top: 2px solid var(--gold);
  border-radius: 2px 2px 8px 8px;
  background: var(--panel);
}
.feature-no {
  display: block;
  margin-bottom: 14px;
  color: var(--gold-deep);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.6px;
}
.feature-card h3 { margin: 0 0 8px; font-size: 17px; font-weight: 900; }
.feature-card p { margin: 0; color: var(--muted); font-size: 12.5px; line-height: 1.85; }

/* shots: 2x2 */
.shots { padding: 74px 0 80px; }
.poster-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.poster-card { display: grid; grid-template-columns: 132px minmax(0, 1fr); margin: 0; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); overflow: hidden; }
.poster-card img { width: 100%; height: 100%; aspect-ratio: 9 / 16; object-fit: cover; object-position: top center; }
.poster-card figcaption { display: flex; flex-direction: column; justify-content: center; gap: 6px; padding: 16px 18px; }
.poster-card figcaption b { color: var(--gold-deep); font-family: var(--mono); font-size: 11px; }
.poster-card figcaption span { font-size: 15px; font-weight: 900; line-height: 1.4; }
.poster-card figcaption small { color: var(--muted); font-size: 11.5px; font-weight: 500; line-height: 1.7; }

/* faq */
.faq { padding: 72px 0 78px; border-top: 1px solid var(--line); background: var(--bg-2); }
.faq-layout { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(26px, 4vw, 54px); }
.faq-heading { position: sticky; top: calc(var(--header-height) + 26px); align-self: start; }
.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: 16px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary h3 { margin: 0; font-size: 15.5px; font-weight: 900; }
.faq-list summary i { position: relative; flex: none; width: 22px; height: 22px; border: 1px solid var(--line); border-radius: 3px; }
.faq-list summary i::before,
.faq-list summary i::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 9px;
  height: 1.5px;
  content: "";
  background: var(--gold);
  transform: translate(-50%, -50%);
}
.faq-list summary i::after { transform: translate(-50%, -50%) rotate(90deg); transition: transform .2s ease; }
.faq-list details[open] summary i::after { transform: translate(-50%, -50%) rotate(0); }
.faq-list details p { padding: 0 30px 18px 0; margin: 0; color: var(--muted); font-size: 13.5px; line-height: 1.85; }

/* reviews */
.reviews { padding: 74px 0 80px; }
.review-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; padding: 0; margin: 0; list-style: none; }
.review-card { padding: 18px 20px; border: 1px solid var(--line); border-radius: 8px; background: linear-gradient(140deg, rgba(228, 184, 76, .06), transparent 55%), var(--panel); }
.review-meta { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 6px; padding-bottom: 8px; margin-bottom: 8px; border-bottom: 1px dotted var(--line); }
.review-meta b { color: #8fd3b4; font-size: 13px; font-weight: 900; }
.review-meta time { color: #7c9487; font-family: var(--mono); font-size: 10px; }
.review-card p { margin: 0; color: #c3d3c6; font-size: 13px; line-height: 1.8; }

/* steps: horizontal ribbon */
.steps { padding: 70px 0 74px; border-top: 1px solid var(--line); background: var(--bg-2); }
.step-list { position: relative; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; padding: 0; margin: 0; list-style: none; }
.step-list::before { position: absolute; top: 26px; left: 8%; right: 8%; height: 1px; content: ""; background: linear-gradient(90deg, transparent, var(--line), transparent); }
.step-list li { position: relative; padding: 0 6px; text-align: center; }
.step-list span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  margin-bottom: 14px;
  border: 1px solid var(--gold-deep);
  border-radius: 50%;
  background: var(--bg-2);
  color: var(--gold);
  font-family: var(--mono);
  font-size: 17px;
  font-weight: 700;
}
.step-list h3 { margin: 0 0 7px; font-size: 17px; font-weight: 900; }
.step-list p { margin: 0 auto; max-width: 260px; color: var(--muted); font-size: 12.5px; line-height: 1.8; }

/* download */
.download { padding: 26px 0; }
.download-inner {
  padding: 50px clamp(24px, 5vw, 58px) 44px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--gold);
  border-radius: 10px;
  background:
    radial-gradient(420px 240px at 94% -10%, rgba(228, 184, 76, .3), transparent 70%),
    linear-gradient(120deg, #17452f, #0d2a20 92%);
}
.download .eyebrow { color: var(--gold); }
.download h2 { max-width: 620px; color: var(--cream); }
.download-inner > p { max-width: 520px; margin: 13px 0 24px; color: #b9cbbb; font-size: 14px; }
.download .button-primary { background: var(--gold); color: #17301f; box-shadow: 0 12px 24px rgba(0, 0, 0, .3); }
.download .button-primary:hover { background: #f2cb70; }
.download-notes { display: flex; flex-wrap: wrap; gap: 8px 22px; padding: 20px 0 0; margin: 26px 0 0; border-top: 1px solid rgba(228, 184, 76, .25); list-style: none; }
.download-notes li { color: #a9c4ae; font-family: var(--mono); font-size: 11px; }
.download-notes li::before { margin-right: 8px; content: "◆"; color: var(--gold); }

/* footer */
.site-footer { padding: 44px 0 52px; border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 20px 40px; align-items: start; }
.footer-brand strong { font-size: 18px; font-weight: 900; }
.footer-brand p { margin: 4px 0 0; color: var(--muted); font-size: 12px; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 8px 22px; }
.footer-nav a { color: #b6c7ba; font-size: 12px; }
.footer-nav a:hover { color: var(--gold); }
.footer-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 20px; margin-top: 24px; padding-top: 18px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.footer-meta p { margin: 0; }
.footer-meta a { color: var(--muted); }
.disclaimer { grid-column: 1 / -1; margin: 0; color: #7c9487; font-size: 11.5px; line-height: 1.8; }

/* responsive */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: minmax(0, 1fr) 340px; gap: 26px; }
  .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .poster-card { grid-template-columns: 108px minmax(0, 1fr); }
}
@media (max-width: 900px) {
  .menu-toggle { display: block; }
  .primary-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    padding: 8px 24px 16px;
    border-bottom: 1px solid var(--line);
    background: var(--bg);
    box-shadow: 0 16px 26px rgba(0, 0, 0, .5);
  }
  .primary-nav.is-open { display: block; }
  .primary-nav ul { flex-direction: column; align-items: stretch; gap: 0; }
  .primary-nav a { padding: 12px 0; border-bottom: 1px solid var(--line); }
  .hero-grid { grid-template-columns: 1fr; padding: 44px 0 44px; }
  .hero-dual { justify-self: start; max-width: 420px; }
  .faq-layout { grid-template-columns: 1fr; }
  .faq-heading { position: static; }
  .step-list { grid-template-columns: 1fr; gap: 20px; }
  .step-list::before { display: none; }
  .step-list li { text-align: left; padding-left: 70px; }
  .step-list span { position: absolute; left: 0; top: 0; margin: 0; }
  .step-list p { margin: 0; }
}
@media (max-width: 680px) {
  .page-shell, .nav-shell { width: calc(100% - 32px); }
  .hero h1 { font-size: clamp(44px, 13vw, 62px); }
  .poster-grid { grid-template-columns: 1fr; }
  .poster-card { grid-template-columns: 96px minmax(0, 1fr); }
  .review-list { grid-template-columns: 1fr; }
  .section-heading-split { grid-template-columns: 1fr; gap: 10px; }
  .section-heading-split > p:last-child { margin: 0; }
  .lane-shot img { height: 132px; }
  .footer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 430px) {
  .nav-shell { gap: 10px; }
  .brand { font-size: 18px; gap: 8px; }
  .brand img { width: 32px; height: 32px; }
  .nav-download { min-height: 38px; padding: 0 13px; font-size: 12px; }
  .menu-toggle { width: 38px; height: 38px; }
}
@media (max-width: 380px) {
  .brand { font-size: 17px; gap: 7px; }
  .brand img { width: 30px; height: 30px; }
  .brand-tag { display: none; }
  .nav-actions { gap: 8px; }
  .nav-download { min-height: 34px; padding: 0 10px; font-size: 11px; gap: 5px; }
  .nav-download svg { width: 14px; height: 14px; }
  .menu-toggle { width: 34px; height: 34px; }
  .hero h1 { font-size: 42px; }
  .hero-subtitle { font-size: 16px; }
  .button { width: 100%; }
  .poster-card { grid-template-columns: 84px minmax(0, 1fr); }
  .step-list li { padding-left: 62px; }
  .step-list span { width: 46px; height: 46px; font-size: 15px; }
}