/* ============================================================
   style-maintain.css — 网站维护托管（独立布局：值守圆环 + 服务清单）
   OMICA 网站建设 · 极简卫浴风
   ============================================================ */

/* ---------- Hero：值守圆环 ---------- */
.ma-hero {
  position: relative;
  background: var(--white);
  padding: 178px 0 84px;
  overflow: hidden;
}
.ma-hero::before {
  content: "";
  position: absolute;
  right: -240px; top: -240px;
  width: 720px; height: 720px;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, rgba(27,27,27,.06), transparent 62%);
  pointer-events: none;
}
.ma-hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.ma-hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  letter-spacing: .34em;
  color: var(--gray-600);
  margin-bottom: 24px;
}
.ma-hero-kicker::before { content: ""; width: 34px; height: 1px; background: var(--ink); }
.ma-hero h1 { font-size: clamp(30px, 4vw, 46px); font-weight: 800; color: var(--ink); line-height: 1.28; }
.ma-hero-desc { margin: 24px 0 34px; font-size: 16px; line-height: 2; color: var(--ink-mute); max-width: 540px; }
.ma-watch { position: relative; justify-self: center; width: min(400px, 40vw); height: min(400px, 40vw); }
.ma-watch-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid var(--gray-300);
  animation: maSpin 46s linear infinite;
}
.ma-watch-ring::before {
  content: "";
  position: absolute;
  top: -5px; left: 50%;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--ink);
}
.ma-watch-ring.outer { inset: -8%; border-style: dashed; animation-direction: reverse; }
@keyframes maSpin { to { transform: rotate(360deg); } }
.ma-watch-disc {
  position: absolute;
  inset: 20%;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  box-shadow: var(--shadow-lg);
}
.ma-watch-disc svg { color: #fff; }
.ma-watch-disc b { font-size: 26px; font-weight: 800; margin-top: 10px; }
.ma-watch-disc span { font-size: 12px; color: #CFCFCA; margin-top: 4px; letter-spacing: .1em; }
.ma-watch-tag {
  position: absolute;
  background: #fff;
  border: 1px solid var(--gray-300);
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 12.5px;
  color: var(--ink-soft);
  box-shadow: var(--shadow-sm);
}
.ma-watch-tag.t1 { left: -14px; top: 18%; }
.ma-watch-tag.t2 { right: -12px; top: 44%; }
.ma-watch-tag.t3 { left: 4%; bottom: 12%; }

/* ---------- 服务清单 ---------- */
.ma-list { background: var(--gray-50); overflow: hidden; position: relative; }
.ma-list::before {
  content: "";
  position: absolute;
  left: -160px; bottom: -160px;
  width: 440px; height: 440px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(27,27,27,.05), transparent 62%);
  pointer-events: none;
}
.ma-list-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; position: relative; z-index: 2; }
.ma-list-card { background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius-lg); padding: 34px 28px; position: relative; overflow: hidden; transition: all var(--transition); }
.ma-list-card:nth-child(2), .ma-list-card:nth-child(5) { transform: translateY(24px); }
.ma-list-card:hover { border-color: var(--ink); box-shadow: var(--shadow-md); transform: translateY(-4px); }
.ma-list-card:nth-child(2):hover, .ma-list-card:nth-child(5):hover { transform: translateY(-4px); }
.ma-list-card::before {
  content: "";
  position: absolute;
  right: -46px; top: -46px;
  width: 120px; height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(27,27,27,.045), transparent 66%);
}
.ma-list-ico {
  width: 60px; height: 60px;
  border-radius: 50%;
  background: var(--gray-50);
  border: 1px solid var(--gray-300);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink);
  margin-bottom: 18px;
  transition: all var(--transition);
}
.ma-list-card:hover .ma-list-ico { background: var(--ink); color: #fff; }
.ma-list-card h3 { font-size: 16.5px; color: var(--ink); font-weight: 700; margin-bottom: 8px; }
.ma-list-card p { font-size: 13.5px; color: var(--ink-mute); line-height: 1.85; }

/* ---------- 对比 ---------- */
.ma-cmp { background: var(--white); position: relative; overflow: hidden; }
.ma-cmp::after {
  content: "";
  position: absolute;
  right: -140px; top: -140px;
  width: 380px; height: 380px;
  border-radius: 50%;
  border: 1px dashed var(--gray-300);
  pointer-events: none;
}
.ma-cmp-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; position: relative; z-index: 2; }
.ma-cmp-col { border-radius: var(--radius-lg); padding: 38px 34px; }
.ma-cmp-col.none { background: #fff; border: 1px solid var(--gray-200); }
.ma-cmp-col.on { background: var(--ink); }
.ma-cmp-col.on::before { content: ""; position: absolute; right: -80px; top: -80px; width: 220px; height: 220px; border-radius: 50%; border: 1px solid rgba(255,255,255,.12); }
.ma-cmp-col h3 { font-size: 19px; font-weight: 800; margin-bottom: 16px; position: relative; }
.ma-cmp-col.none h3 { color: var(--ink); }
.ma-cmp-col.on h3 { color: #fff; }
.ma-cmp-col ul { position: relative; }
.ma-cmp-col li { display: flex; gap: 10px; font-size: 14px; line-height: 1.75; padding: 7px 0; }
.ma-cmp-col.none li { color: var(--ink-mute); }
.ma-cmp-col.on li { color: #E4E4DF; }
.ma-cmp-col li::before { content: ""; flex-shrink: 0; width: 7px; height: 7px; border-radius: 50%; margin-top: 9px; }
.ma-cmp-col.none li::before { background: var(--gray-400); }
.ma-cmp-col.on li::before { background: #fff; }

/* ---------- CTA（本页专属） ---------- */
.ma-sec-cta { background: var(--ink); color: #fff; overflow: hidden; }
.ma-sec-cta::before {
  content: "";
  position: absolute;
  left: 50%; bottom: -260px;
  transform: translateX(-50%);
  width: 640px; height: 640px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.12);
  pointer-events: none;
}
.ma-sec-cta::after {
  content: "";
  position: absolute;
  left: 50%; bottom: -180px;
  transform: translateX(-50%);
  width: 440px; height: 440px;
  border-radius: 50%;
  border: 1px dashed rgba(255,255,255,.16);
  pointer-events: none;
}
.ma-sec-cta .cta-inner p { color: rgba(255,255,255,.72); }
.ma-sec-cta .cta-contact { color: rgba(255,255,255,.85); }
.ma-sec-cta .cta-contact a { color: #fff; }
.ma-sec-cta .cta-contact a:hover { text-decoration: underline; text-underline-offset: 5px; }
.btn-ghost-light { color: #fff; border: 1px solid rgba(255,255,255,.6); background: transparent; }
.btn-ghost-light:hover { background: #fff; color: var(--ink); box-shadow: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .ma-hero { padding-top: 148px; }
  .ma-hero-grid { grid-template-columns: 1fr; gap: 44px; }
  .ma-watch { width: min(340px, 72vw); height: min(340px, 72vw); }
  .ma-list-grid { grid-template-columns: 1fr; }
  .ma-list-card:nth-child(2), .ma-list-card:nth-child(5) { transform: none; }
  .ma-cmp-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .ma-hero { padding: 132px 0 56px; }
}