:root {
  --wood: #c4a484;
  --wood-deep: #8b6b4a;
  --fog: #d7e2ea;
  --fog-deep: #6f8ea3;
  --ink: #2c3338;
  --muted: #6b757c;
  --paper: #f4f0ea;
  --white: #fffcf8;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Inter", "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.7;
}
a { color: inherit; text-decoration: none; }
img { max-width:100%;height:auto; display: block; }
.wrap { width: min(1080px, calc(100% - 36px)); margin: 0 auto; }
nav {
  position: sticky; top: 0; z-index: 20;
  background: rgba(244, 240, 234, .92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(139, 107, 74, .15);
}
.nav { display: flex; align-items: center; gap: 20px; min-height: 72px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: .04em; }
.dot {
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--wood);
  box-shadow: 8px 0 0 var(--fog-deep);
}
.links { display: flex; gap: 20px; margin-left: auto; font-size: 14px; color: var(--muted); }
.button {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 11px 20px; border-radius: 999px; border: 0;
  background: var(--wood-deep); color: #fff; font-weight: 700; font-size: 14px;
}
.button.ghost { background: var(--white); color: var(--ink); box-shadow: inset 0 0 0 1px var(--wood); }
.hero { padding: 48px 0 20px; }
.hero-row { display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center; }
.kicker { color: var(--fog-deep); letter-spacing: .16em; font-size: 12px; text-transform: uppercase; margin-bottom: 12px; }
h1 { font-size: clamp(30px, 4.4vw, 46px); line-height: 1.2; margin-bottom: 12px; font-weight: 650; }
.lead { font-size: 18px; margin-bottom: 10px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.illu {
  position: relative; height: 280px;
  background: linear-gradient(180deg, var(--fog) 0 58%, var(--wood) 58% 62%, #e8d8c4 62%);
  border-radius: 28px;
}
.desk { position: absolute; left: 10%; right: 10%; bottom: 18%; height: 18px; background: var(--wood-deep); border-radius: 6px; }
.plant {
  position: absolute; left: 14%; bottom: 28%; width: 28px; height: 54px;
  background: radial-gradient(circle at 50% 20%, #7aa37a 0 40%, transparent 41%),
    linear-gradient(#8b6b4a, #8b6b4a);
  background-size: 28px 28px, 6px 30px;
  background-position: top, bottom center;
  background-repeat: no-repeat;
}
.screen {
  position: absolute; left: 32%; bottom: 32%; width: 42%; height: 46%;
  background: #fff; border-radius: 10px 10px 4px 4px;
  display: flex; align-items: center; justify-content: space-around;
  font-weight: 700; color: var(--fog-deep);
  box-shadow: 0 12px 24px rgba(44, 51, 56, .08);
}
.mug {
  position: absolute; right: 16%; bottom: 28%; width: 28px; height: 32px;
  background: var(--white); border-radius: 4px 4px 10px 10px;
  box-shadow: 8px 8px 0 -10px var(--wood-deep);
}
.hero-shot { margin-top: 28px; }
.hero-shot img { width: 100%; height: 260px; object-fit: cover; border-radius: 24px; }
.hero-shot figcaption { padding: 10px 4px; color: var(--muted); font-size: 14px; }
.section { padding: 72px 0; }
.head { max-width: 620px; margin-bottom: 28px; }
h2 { font-size: 28px; margin-bottom: 10px; font-weight: 650; }
.grid6 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card { background: var(--white); border-radius: 20px; padding: 20px; }
.icon { color: var(--fog-deep); font-weight: 700; margin-bottom: 8px; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: center; }
.split img, .shot img { width: 100%; height: 320px; object-fit: cover; border-radius: 24px; }
.scene-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 16px 0 22px; }
.scene { display: flex; gap: 8px; align-items: center; padding: 12px 14px; background: var(--white); border-radius: 14px; }
.scene b { color: var(--wood-deep); }
.review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.review { background: var(--white); border-radius: 20px; padding: 20px; }
.person { margin-top: 12px; display: flex; flex-direction: column; }
.person small { color: var(--muted); }
.visual { padding: 0 0 72px; }
.metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 16px 0 22px; }
.metrics div { background: var(--fog); border-radius: 16px; padding: 12px; text-align: center; }
.metrics b { display: block; font-size: 22px; }
.metrics small { color: var(--muted); }
.faq-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 32px; }
details { background: var(--white); border-radius: 16px; padding: 14px 16px; margin-bottom: 10px; }
summary { cursor: pointer; font-weight: 700; }
details p { margin-top: 8px; color: var(--muted); }
.cta { background: var(--fog); padding: 48px 0; }
.cta-in { display: flex; justify-content: space-between; align-items: center; gap: 20px; }
footer { padding: 40px 0 20px; }
.footer { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 18px; }
.footer h4 { margin-bottom: 8px; }
.footer a, .footer p { display: block; color: var(--muted); font-size: 14px; margin-top: 6px; }
.copy { margin-top: 20px; padding-top: 12px; color: var(--muted); font-size: 13px; }
.page-head { padding: 48px 0 8px; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.download-card { background: var(--white); border-radius: 22px; padding: 22px; }
.help-layout { display: grid; grid-template-columns: 210px 1fr; gap: 24px; }
.side { position: sticky; top: 90px; align-self: start; background: var(--white); border-radius: 18px; padding: 12px; }
.side a { display: block; padding: 8px 10px; border-radius: 10px; }
.article { background: var(--white); border-radius: 22px; padding: 22px; margin-bottom: 16px; }
.policy { margin-top: 16px; padding-top: 12px; color: var(--muted); }
@media (max-width: 900px) {
  .links { display: none; }
  .hero-row, .split, .faq-layout, .help-layout, .cta-in, .cards, .footer { grid-template-columns: 1fr; }
  .grid6, .review-grid { grid-template-columns: 1fr 1fr; }
  .hero-shot img, .split img, .shot img { height: 220px; }
}
@media (max-width: 560px) {
  .grid6, .review-grid, .metrics { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}