/* ============================================================
   style-services.css — 服务项目总览（独立布局：环形导航大卡）
   OMICA 网站建设 · 极简卫浴风
   ============================================================ */

/* ---------- Hero：左文案右环图 ---------- */
.sv-hero {
  position: relative;
  background: var(--white);
  padding: 178px 0 84px;
  overflow: hidden;
}
.sv-hero::before {
  content: "";
  position: absolute;
  right: -220px; top: -220px;
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, rgba(27,27,27,.06), transparent 62%);
  pointer-events: none;
}
.sv-hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.sv-hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  letter-spacing: .34em;
  color: var(--gray-600);
  margin-bottom: 24px;
}
.sv-hero-kicker::before { content: ""; width: 34px; height: 1px; background: var(--ink); }
.sv-hero h1 { font-size: clamp(30px, 4vw, 46px); font-weight: 800; color: var(--ink); line-height: 1.28; }
.sv-hero-desc { margin: 24px 0 34px; font-size: 16px; line-height: 2; color: var(--ink-mute); max-width: 540px; }
.sv-hero-orbit { position: relative; justify-self: center; width: min(400px, 40vw); height: min(400px, 40vw); }
.sv-orbit-core {
  position: absolute;
  inset: 30%;
  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);
}
.sv-orbit-core b { font-size: 30px; font-weight: 800; }
.sv-orbit-core span { font-size: 12px; color: #CFCFCA; margin-top: 4px; letter-spacing: .16em; }
.sv-orbit-ring {
  position: absolute;
  inset: 4%;
  border-radius: 50%;
  border: 1px solid var(--gray-300);
  animation: svSpin 40s linear infinite;
}
.sv-orbit-ring::before {
  content: "";
  position: absolute;
  top: -6px; left: 50%;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--ink);
}
.sv-orbit-ring.outer { inset: -7%; border-style: dashed; animation-direction: reverse; animation-duration: 54s; }
@keyframes svSpin { to { transform: rotate(360deg); } }
.sv-orbit-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);
}
.sv-orbit-tag.t1 { left: -18px; top: 20%; }
.sv-orbit-tag.t2 { right: -14px; top: 44%; }
.sv-orbit-tag.t3 { left: 4%; bottom: 6%; }
.sv-orbit-tag.t4 { right: 8%; bottom: -8px; }

/* ---------- 服务大卡（2 列环形图标） ---------- */
.sv-cards { background: var(--gray-50); overflow: hidden; position: relative; }
.sv-cards::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;
}
.sv-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; position: relative; z-index: 2; }
.sv-card {
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 30px 32px;
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 22px;
  align-items: start;
  position: relative;
  overflow: hidden;
  transition: all var(--transition);
}
.sv-card:hover { border-color: var(--ink); box-shadow: var(--shadow-md); transform: translateY(-6px); }
.sv-card::before {
  content: "";
  position: absolute;
  right: -56px; top: -56px;
  width: 140px; height: 140px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(27,27,27,.045), transparent 66%);
  transition: transform var(--transition);
}
.sv-card:hover::before { transform: scale(1.5); }
.sv-card-ico {
  width: 84px; height: 84px;
  border-radius: 50%;
  background: var(--gray-50);
  border: 1px solid var(--gray-300);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ink);
  position: relative;
  transition: all var(--transition);
}
.sv-card:hover .sv-card-ico { background: var(--ink); color: #fff; }
.sv-card-ico::after {
  content: "";
  position: absolute;
  inset: -9px;
  border-radius: 50%;
  border: 1px dashed var(--gray-300);
  animation: svSpin 40s linear infinite;
}
.sv-card-body h3 { font-size: 19px; color: var(--ink); font-weight: 800; margin-bottom: 10px; }
.sv-card-body h3 a:hover { text-decoration: underline; text-underline-offset: 4px; }
.sv-card-body p { font-size: 14px; color: var(--ink-mute); line-height: 1.85; margin-bottom: 14px; }
.sv-card-body .tags { display: flex; flex-wrap: wrap; gap: 8px; }
.sv-card-body .tags span { font-size: 12px; color: var(--gray-600); background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: 999px; padding: 4px 12px; }
.sv-card-more { display: inline-flex; align-items: center; gap: 6px; margin-top: 14px; font-size: 13.5px; color: var(--ink); font-weight: 600; }
.sv-card-more svg { transition: transform var(--transition); }
.sv-card-more:hover svg { transform: translateX(4px); }

/* ---------- 怎么选 ---------- */
.sv-guide { background: var(--white); position: relative; overflow: hidden; }
.sv-guide::after {
  content: "";
  position: absolute;
  right: -140px; top: -140px;
  width: 380px; height: 380px;
  border-radius: 50%;
  border: 1px dashed var(--gray-300);
  pointer-events: none;
}
.sv-guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; position: relative; z-index: 2; }
.sv-guide-card { text-align: center; border: 1px solid var(--gray-200); border-radius: var(--radius-lg); padding: 36px 28px; background: var(--gray-50); transition: all var(--transition); }
.sv-guide-card:nth-child(2) { transform: translateY(28px); }
.sv-guide-card:hover { border-color: var(--ink); box-shadow: var(--shadow-md); transform: translateY(-4px); }
.sv-guide-card:nth-child(2):hover { transform: translateY(-4px); }
.sv-guide-card .stage {
  display: inline-block;
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--gray-600);
  border: 1px solid var(--gray-300);
  border-radius: 999px;
  padding: 5px 16px;
  margin-bottom: 18px;
}
.sv-guide-card h3 { font-size: 17px; color: var(--ink); font-weight: 700; margin-bottom: 10px; }
.sv-guide-card p { font-size: 13.5px; color: var(--ink-mute); line-height: 1.85; }
.sv-guide-card a { display: inline-block; margin-top: 14px; font-size: 13.5px; color: var(--ink); font-weight: 600; border-bottom: 1px solid var(--gray-400); }
.sv-guide-card a:hover { border-color: var(--ink); }

/* ---------- CTA（本页专属） ---------- */
.sv-sec-cta { background: var(--ink); color: #fff; overflow: hidden; }
.sv-sec-cta::before {
  content: "";
  position: absolute;
  left: -140px; bottom: -140px;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,.08), transparent 64%);
  pointer-events: none;
}
.sv-sec-cta::after {
  content: "";
  position: absolute;
  right: 10%; top: -140px;
  width: 300px; height: 300px;
  border-radius: 50%;
  border: 1px dashed rgba(255,255,255,.15);
  pointer-events: none;
}
.sv-sec-cta .cta-inner p { color: rgba(255,255,255,.72); }
.sv-sec-cta .cta-contact { color: rgba(255,255,255,.85); }
.sv-sec-cta .cta-contact a { color: #fff; }
.sv-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) {
  .sv-hero { padding-top: 148px; }
  .sv-hero-grid { grid-template-columns: 1fr; gap: 44px; }
  .sv-hero-orbit { width: min(340px, 72vw); height: min(340px, 72vw); }
  .sv-grid { grid-template-columns: 1fr; }
  .sv-guide-grid { grid-template-columns: 1fr; }
  .sv-guide-card:nth-child(2) { transform: none; }
}
@media (max-width: 640px) {
  .sv-hero { padding: 132px 0 56px; }
  .sv-card { grid-template-columns: 1fr; gap: 16px; }
  .sv-card-ico { width: 64px; height: 64px; }
}