/* app.wpshomeo.com.cn — free- compact three-column hero layout */
:root {
  --free-rust: #9a3412;
  --free-rust-deep: #7c2d12;
  --free-ink: #1c1917;
  --free-muted: #57534e;
  --free-line: #e7e5e4;
  --free-cream: #fff7ed;
  --free-white: #ffffff;
  --free-panel-radius: 2px 18px;
  --free-max: 1080px;
  --free-gap: 1.25rem;
  --free-font: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--free-font);
  font-size: 16px;
  line-height: 1.7;
  color: var(--free-ink);
  background: var(--free-white);
}

img,
svg {
  max-width: 100%;
  vertical-align: middle;
}

a {
  color: var(--free-rust);
  text-decoration: none;
}

a:hover {
  color: var(--free-rust-deep);
  text-decoration: underline;
}

.free-wrap {
  width: min(100% - 2rem, var(--free-max));
  margin-inline: auto;
}

/* —— compact top bar —— */
.free-top {
  border-bottom: 1px solid var(--free-line);
  background: var(--free-white);
  position: sticky;
  top: 0;
  z-index: 20;
}

.free-top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 52px;
  padding-block: 0.35rem;
}

.free-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--free-ink);
  text-decoration: none;
}

.free-brand:hover {
  color: var(--free-rust);
  text-decoration: none;
}

.free-brand-mark {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.free-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
  font-size: 0.92rem;
}

.free-nav a {
  color: var(--free-muted);
  padding: 0.2rem 0;
  border-bottom: 2px solid transparent;
}

.free-nav a:hover {
  color: var(--free-rust);
  text-decoration: none;
}

.free-nav a.active {
  color: var(--free-rust-deep);
  font-weight: 600;
  border-bottom-color: var(--free-rust);
}

/* —— hero three columns —— */
.free-hero {
  padding: 1.75rem 0 1.5rem;
  background: linear-gradient(180deg, var(--free-cream) 0%, var(--free-white) 72%);
  border-bottom: 1px solid var(--free-line);
}

.free-hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.95fr 0.9fr;
  gap: 1.5rem;
  align-items: start;
}

.free-hero-title h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.35rem, 2.4vw, 1.85rem);
  line-height: 1.35;
  color: var(--free-ink);
  font-weight: 700;
}

.free-hero-title p {
  margin: 0;
  color: var(--free-muted);
  font-size: 0.98rem;
}

.free-hero-points {
  list-style: none;
  margin: 0.35rem 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.free-hero-points li {
  display: flex;
  gap: 0.55rem;
  align-items: flex-start;
  font-size: 0.95rem;
  color: var(--free-ink);
  padding: 0.55rem 0.65rem;
  background: var(--free-white);
  border-left: 3px solid var(--free-rust);
}

.free-hero-points svg {
  flex-shrink: 0;
  margin-top: 0.15rem;
  width: 18px;
  height: 18px;
  fill: var(--free-rust);
}

.free-dl-panel {
  background: var(--free-rust);
  color: var(--free-white);
  border-radius: var(--free-panel-radius);
  padding: 1.15rem 1.1rem 1.25rem;
  box-shadow: 4px 6px 0 rgba(124, 45, 18, 0.18);
}

.free-dl-panel h2,
.free-dl-panel .free-dl-label {
  margin: 0 0 0.55rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--free-white);
}

.free-dl-panel p {
  margin: 0 0 0.9rem;
  font-size: 0.86rem;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.92);
}

.free-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  width: 100%;
  padding: 0.7rem 0.9rem;
  margin-bottom: 0.55rem;
  border-radius: 2px;
  font-size: 0.95rem;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background 0.15s ease, color 0.15s ease;
}

.free-btn:last-child {
  margin-bottom: 0;
}

.free-btn-primary {
  background: var(--free-white);
  color: var(--free-rust-deep);
}

.free-btn-primary:hover {
  background: var(--free-cream);
  color: var(--free-rust-deep);
  text-decoration: none;
}

.free-btn-ghost {
  background: transparent;
  color: var(--free-white);
  border-color: rgba(255, 255, 255, 0.55);
}

.free-btn-ghost:hover {
  background: rgba(255, 255, 255, 0.12);
  color: var(--free-white);
  text-decoration: none;
}

.free-btn svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

/* —— sections alternating —— */
.free-main {
  padding-bottom: 2rem;
}

.free-section {
  padding: 2rem 0;
}

.free-section:nth-of-type(odd) {
  background: var(--free-white);
}

.free-section:nth-of-type(even) {
  background: var(--free-cream);
}

.free-section h2 {
  margin: 0 0 0.85rem;
  font-size: 1.28rem;
  color: var(--free-rust-deep);
  font-weight: 700;
  line-height: 1.35;
}

.free-section p {
  margin: 0 0 0.85rem;
  color: var(--free-ink);
}

.free-section p:last-child {
  margin-bottom: 0;
}

.free-lead {
  font-size: 1.02rem;
  color: var(--free-muted);
}

/* news compact list */
.free-news {
  list-style: none;
  margin: 0;
  padding: 0;
}

.free-news li {
  display: grid;
  grid-template-columns: 6.5rem 1fr;
  gap: 0.75rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--free-line);
  align-items: baseline;
}

.free-news li:last-child {
  border-bottom: none;
}

.free-news time {
  font-size: 0.85rem;
  color: var(--free-rust);
  font-variant-numeric: tabular-nums;
}

.free-news .free-news-body strong {
  display: block;
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--free-ink);
  margin-bottom: 0.2rem;
}

.free-news .free-news-body span {
  font-size: 0.9rem;
  color: var(--free-muted);
}

/* compare two columns of text */
.free-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-top: 0.5rem;
}

.free-compare h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  color: var(--free-rust-deep);
}

.free-compare p {
  margin: 0;
  font-size: 0.95rem;
}

/* FAQ definition list */
.free-faq {
  margin: 0.5rem 0 0;
}

.free-faq dt {
  margin: 1rem 0 0.35rem;
  font-weight: 700;
  color: var(--free-ink);
  font-size: 1rem;
  padding-left: 0.75rem;
  border-left: 3px solid var(--free-rust);
}

.free-faq dt:first-child {
  margin-top: 0;
}

.free-faq dd {
  margin: 0 0 0.25rem 0.75rem;
  color: var(--free-muted);
  font-size: 0.95rem;
}

.free-faq dd p {
  margin: 0;
}

/* steps / platform rows */
.free-steps {
  counter-reset: free-step;
  list-style: none;
  margin: 0.75rem 0 0;
  padding: 0;
}

.free-steps li {
  counter-increment: free-step;
  position: relative;
  padding: 0.75rem 0 0.75rem 2.6rem;
  border-bottom: 1px dashed var(--free-line);
}

.free-steps li:last-child {
  border-bottom: none;
}

.free-steps li::before {
  content: counter(free-step);
  position: absolute;
  left: 0;
  top: 0.75rem;
  width: 1.85rem;
  height: 1.85rem;
  border-radius: 2px;
  background: var(--free-rust);
  color: var(--free-white);
  font-size: 0.85rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.free-platform {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 0.75rem;
}

.free-platform > div {
  padding: 0.85rem 0;
  border-top: 2px solid var(--free-rust);
}

.free-platform h3 {
  margin: 0 0 0.4rem;
  font-size: 1.02rem;
  color: var(--free-rust-deep);
}

.free-cta-inline {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin: 0.75rem 0;
  padding: 0.55rem 1rem;
  background: var(--free-rust);
  color: var(--free-white);
  font-weight: 600;
  border-radius: 2px;
  text-decoration: none;
}

.free-cta-inline:hover {
  background: var(--free-rust-deep);
  color: var(--free-white);
  text-decoration: none;
}

.free-cta-inline svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
}

.free-req-list {
  margin: 0.65rem 0 0;
  padding-left: 1.15rem;
}

.free-req-list li {
  margin-bottom: 0.4rem;
  color: var(--free-ink);
}

/* footer */
.free-foot {
  border-top: 1px solid var(--free-line);
  background: #1c1917;
  color: #d6d3d1;
  padding: 1.35rem 0;
  font-size: 0.88rem;
  line-height: 1.65;
}

.free-foot p {
  margin: 0 0 0.45rem;
}

.free-foot p:last-child {
  margin-bottom: 0;
  color: #a8a29e;
}

.free-foot .free-safe {
  color: #fdba74;
}

/* narrow: single column, download panel first */
@media (max-width: 860px) {
  .free-hero-grid {
    grid-template-columns: 1fr;
    gap: 1.15rem;
  }

  .free-dl-panel {
    order: -1;
  }

  .free-hero-title {
    order: 0;
  }

  .free-hero-mid {
    order: 1;
  }

  .free-compare,
  .free-platform {
    grid-template-columns: 1fr;
  }

  .free-news li {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }

  .free-top-inner {
    flex-direction: column;
    align-items: flex-start;
    min-height: auto;
    padding-block: 0.65rem;
  }
}

@media (max-width: 480px) {
  .free-section {
    padding: 1.5rem 0;
  }

  .free-hero {
    padding-top: 1.25rem;
  }

  .free-dl-panel {
    padding: 1rem;
  }
}