/* 厦门坠梦网络科技 — Corporate site (zm-) */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --zm-navy: #1B2A4A;
  --zm-navy-soft: #2E4570;
  --zm-sky: #6E9FE0;
  --zm-sky-soft: #D8E6F8;
  --zm-mist: #EEF3FA;
  --zm-ink: #1A2233;
  --zm-mut: #5E6B80;
  --zm-hint: #8793A6;
  --zm-line: #D5DEEB;
  --zm-white: #FFFFFF;
  --zm-wrap: 1120px;
  --zm-font: "SF Pro Display", "SF Pro Text", -apple-system, BlinkMacSystemFont,
             "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --zm-ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--zm-font);
  color: var(--zm-ink);
  background: var(--zm-white);
  line-height: 1.6;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
footer { margin-top: auto; }
a { color: var(--zm-navy-soft); text-decoration: none; }
a:hover { color: var(--zm-ink); }
img { max-width: 100%; display: block; }

.zm-wrap { max-width: var(--zm-wrap); margin: 0 auto; padding: 0 22px; }

.zm-fade {
  opacity: 0; transform: translateY(28px);
  transition: opacity .8s var(--zm-ease), transform .8s var(--zm-ease);
}
.zm-fade.zm-visible { opacity: 1; transform: none; }

.zm-navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  background: rgba(238, 243, 250, 0.82);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  height: 52px;
  border-bottom: 1px solid rgba(27, 42, 74, 0.08);
}
.zm-navbar-inner {
  max-width: var(--zm-wrap); margin: 0 auto; padding: 0 22px;
  display: flex; align-items: center; justify-content: space-between; height: 100%;
}
.zm-brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 700; font-size: 15px; color: var(--zm-navy); letter-spacing: 0.01em;
}
.zm-brand img { width: 28px; height: 28px; border-radius: 8px; object-fit: cover; }
.zm-links { display: flex; gap: 28px; list-style: none; align-items: center; }
.zm-links a {
  font-size: 13px; font-weight: 500; color: var(--zm-mut); transition: color .2s;
}
.zm-links a:hover { color: var(--zm-navy); }
.zm-links .zm-cta {
  background: var(--zm-navy); color: #fff !important;
  padding: 6px 14px; border-radius: 980px; font-weight: 600; font-size: 12px;
}
.zm-links .zm-cta:hover { background: var(--zm-navy-soft); color: #fff !important; }
.zm-burger {
  display: none; width: 40px; height: 40px; border: none; background: transparent;
  cursor: pointer; flex-direction: column; justify-content: center; gap: 5px;
}
.zm-burger i { display: block; height: 1.5px; background: var(--zm-navy); border-radius: 2px; }

.zm-hero {
  min-height: 100vh; min-height: 100dvh;
  padding: 120px 22px 80px;
  background:
    radial-gradient(ellipse 70% 55% at 50% 35%, rgba(110, 159, 224, 0.28), transparent 65%),
    linear-gradient(180deg, #EEF3FA 0%, #F7FAFD 55%, #fff 100%);
  color: var(--zm-ink);
  display: flex; align-items: center; justify-content: center;
  text-align: center;
}
.zm-hero-content { max-width: 780px; margin: 0 auto; }
.zm-hero-logo {
  width: 96px; height: 96px; margin: 0 auto 28px;
  border-radius: 24px;
  box-shadow: 0 18px 48px rgba(27, 42, 74, 0.18);
  animation: zm-logo-in 1.1s var(--zm-ease) both;
}
.zm-hero h1 {
  font-size: clamp(36px, 6.5vw, 64px);
  line-height: 1.08; letter-spacing: -0.03em; font-weight: 700;
  margin-bottom: 18px;
  animation: zm-rise 1s var(--zm-ease) 0.12s both;
}
.zm-hero h1 span { color: var(--zm-sky); }
.zm-hero-desc {
  font-size: clamp(17px, 2.2vw, 21px);
  color: var(--zm-mut);
  max-width: 28em; margin: 0 auto 28px;
  animation: zm-rise 1s var(--zm-ease) 0.22s both;
}
.zm-hero-tag {
  display: inline-block; font-size: 12px; letter-spacing: 0.12em;
  color: var(--zm-navy-soft); border: 1px solid rgba(27, 42, 74, 0.18);
  padding: 8px 16px; border-radius: 980px;
  animation: zm-rise 1s var(--zm-ease) 0.32s both;
}
@keyframes zm-logo-in {
  from { opacity: 0; transform: scale(0.86); }
  to { opacity: 1; transform: none; }
}
@keyframes zm-rise {
  from { opacity: 0; transform: translateY(22px); }
  to { opacity: 1; transform: none; }
}

.zm-section { padding: clamp(72px, 10vw, 120px) 0; }
.zm-section--alt { background: var(--zm-mist); }
.zm-section--navy {
  background: linear-gradient(160deg, #1B2A4A 0%, #2E4570 100%);
  color: #F7FAFD;
}
.zm-heading {
  font-size: clamp(28px, 4vw, 44px);
  letter-spacing: -0.025em; font-weight: 700;
  text-align: center; margin-bottom: 12px; line-height: 1.15;
}
.zm-subheading {
  text-align: center; color: var(--zm-mut);
  font-size: clamp(15px, 1.8vw, 19px);
  margin-bottom: 52px; max-width: 32em;
  margin-left: auto; margin-right: auto;
}
.zm-section--navy .zm-subheading { color: rgba(247, 250, 253, 0.7); }

.zm-overview {
  display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: center;
}
.zm-overview-img {
  border-radius: 24px; overflow: hidden; background: var(--zm-navy);
  aspect-ratio: 1; display: grid; place-items: center;
  box-shadow: 0 24px 60px rgba(27, 42, 74, 0.16);
}
.zm-overview-img img { width: 56%; height: auto; }
.zm-overview-body h3 {
  font-size: clamp(22px, 3vw, 28px);
  letter-spacing: -0.02em; margin-bottom: 16px; font-weight: 700;
}
.zm-overview-body p { color: var(--zm-mut); margin-bottom: 14px; font-size: 16px; }

.zm-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.zm-tile {
  background: var(--zm-white); border-radius: 22px; padding: 32px 28px;
  transition: transform .35s var(--zm-ease);
}
.zm-section--alt .zm-tile { box-shadow: 0 2px 16px rgba(27, 42, 74, 0.05); }
.zm-section:not(.zm-section--alt):not(.zm-section--navy) .zm-tile { border: 1px solid var(--zm-line); }
.zm-tile:hover { transform: translateY(-4px); }
.zm-tile-icon {
  width: 44px; height: 44px; border-radius: 12px; margin-bottom: 18px;
  background: var(--zm-sky-soft); color: var(--zm-navy);
  display: grid; place-items: center; font-size: 15px; font-weight: 700;
}
.zm-tile h3 { font-size: 20px; margin-bottom: 10px; letter-spacing: -0.015em; }
.zm-tile p { color: var(--zm-mut); font-size: 15px; }

.zm-product {
  display: grid; grid-template-columns: auto 1fr; gap: 28px; align-items: center;
  max-width: 760px; margin: 0 auto;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 24px; padding: 32px;
}
.zm-product img { width: 80px; height: 80px; border-radius: 20px; background: var(--zm-navy); }
.zm-product h3 { font-size: 24px; margin-bottom: 8px; letter-spacing: -0.02em; }
.zm-product p { color: rgba(247, 250, 253, 0.75); font-size: 15px; }

.zm-contact-box {
  max-width: 520px; margin: 0 auto; text-align: center;
  background: var(--zm-white); border-radius: 22px; padding: 36px 28px;
  box-shadow: 0 2px 20px rgba(27, 42, 74, 0.05);
}
.zm-contact-box p { color: var(--zm-mut); margin-bottom: 8px; font-size: 16px; }

.zm-footer {
  background: var(--zm-navy); color: rgba(247, 250, 253, 0.55);
  padding: 36px 22px; font-size: 12px;
}
.zm-footer-inner {
  max-width: var(--zm-wrap); margin: 0 auto;
  display: flex; flex-wrap: wrap; gap: 16px;
  justify-content: space-between; align-items: center;
}
.zm-footer a { color: var(--zm-sky); }
.zm-footer a:hover { color: #fff; }
.zm-footer-nav { display: flex; flex-wrap: wrap; gap: 18px; list-style: none; }
.zm-footer-nav a { color: rgba(247, 250, 253, 0.55); }
.zm-footer-nav a:hover { color: var(--zm-sky); }

.zm-legal-page { padding: 120px 0 88px; }
.zm-legal-page h1 {
  font-size: clamp(28px, 4vw, 40px);
  letter-spacing: -0.025em; margin-bottom: 8px;
}
.zm-updated { color: var(--zm-hint); font-size: 14px; margin-bottom: 28px; }
.zm-legal-page h2 { font-size: 20px; margin: 32px 0 12px; letter-spacing: -0.015em; }
.zm-legal-page p, .zm-legal-page li { color: var(--zm-mut); margin-bottom: 10px; font-size: 15.5px; line-height: 1.75; }
.zm-legal-page ul { padding-left: 1.2em; margin-bottom: 12px; }

@media (max-width: 900px) {
  .zm-overview { grid-template-columns: 1fr; gap: 32px; }
  .zm-overview-img { max-width: 360px; margin: 0 auto; width: 100%; }
  .zm-grid { grid-template-columns: 1fr; }
  .zm-product { grid-template-columns: 1fr; text-align: center; justify-items: center; }
}
@media (max-width: 760px) {
  .zm-burger { display: flex; }
  .zm-links {
    display: none; position: absolute; top: 52px; left: 0; right: 0;
    flex-direction: column; gap: 0;
    background: rgba(238, 243, 250, 0.98);
    backdrop-filter: blur(20px);
    padding: 8px 22px 20px;
    border-bottom: 1px solid var(--zm-line);
  }
  .zm-links.zm-links--open { display: flex; }
  .zm-links li { width: 100%; }
  .zm-links a {
    display: block; padding: 14px 4px; font-size: 15px;
    border-top: 1px solid var(--zm-line);
  }
  .zm-links .zm-cta { text-align: center; margin-top: 10px; }
}
@media (prefers-reduced-motion: reduce) {
  .zm-fade, .zm-hero-logo, .zm-hero h1, .zm-hero-desc, .zm-hero-tag {
    animation: none !important; opacity: 1 !important; transform: none !important;
  }
}