/* =============================================================
   service-planning.css 网站策划咨询页（hero 思维导图气泡式）
   ============================================================= */

/* ---- Hero：思维导图气泡 ---- */
.pln-hero {
  padding: calc(var(--header-h) + var(--topbar-h) + 50px) 0 80px;
  background: linear-gradient(160deg, var(--yellow) 0%, var(--cream) 60%, #F0E6C8 100%);
  overflow: hidden; position: relative;
}
.pln-hero-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center;
  position: relative; z-index: 2;
}
.pln-hero h1 { margin-bottom: 16px; }
.pln-hero .hero-sub { color: var(--ink-2); max-width: 520px; margin-bottom: 26px; }
.pln-hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }
.pln-hero-tel { margin-top: 16px; font-size: .92rem; color: var(--ink-2); }
.pln-hero-tel b { color: var(--ink); font-size: 1.1rem; }

/* 气泡辐射 */
.pln-bubbles { position: relative; height: 420px; }
.pln-center {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%);
  width: 150px; height: 150px; border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #fff, var(--green) 75%);
  display: flex; align-items: center; justify-content: center; text-align: center;
  font-weight: 800; color: #3F5238; font-size: 1.05rem;
  box-shadow: var(--clay-shadow-lg); z-index: 3;
}
.pln-bubble {
  position: absolute; padding: 10px 18px; border-radius: 999px;
  background: var(--cream-2); box-shadow: var(--clay-shadow-sm);
  font-size: .86rem; font-weight: 700; color: var(--ink); z-index: 2;
  white-space: nowrap;
}
.pln-bubble.b1 { left: 4%; top: 12%; }
.pln-bubble.b2 { right: 2%; top: 8%; }
.pln-bubble.b3 { left: 0; top: 50%; transform: translateY(-50%); }
.pln-bubble.b4 { right: 0; top: 55%; }
.pln-bubble.b5 { left: 10%; bottom: 6%; }
.pln-bubble.b6 { right: 14%; bottom: 2%; }

/* ---- 服务价值：气泡云 ---- */
.pln-cloud { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; }
.pln-cloud span {
  padding: 14px 26px; border-radius: 999px; font-weight: 600;
  background: var(--cream-2); box-shadow: var(--clay-shadow-sm);
  font-size: .98rem;
}
.pln-cloud span:nth-child(odd) { background: #EEF4E6; }
.pln-cloud span:nth-child(3n) { background: var(--yellow); }

/* ---- 交付内容：步骤连线 ---- */
.pln-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: pln; }
.pln-step {
  position: relative; padding: 26px 18px; border-radius: var(--radius);
  background: linear-gradient(165deg, #FFFDF6, var(--cream-2)); box-shadow: var(--clay-shadow-sm);
  counter-increment: pln;
}
.pln-step::before {
  content: "0" counter(pln);
  position: absolute; top: -16px; left: 18px;
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--green); color: #fff; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
}
.pln-step h3 { font-size: 1.05rem; margin: 8px 0 6px; }
.pln-step p { font-size: .88rem; }

/* ---- 适用人群：对话式 ---- */
.pln-quotes { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.pln-quote {
  padding: 26px; border-radius: var(--radius); background: var(--cream-2);
  box-shadow: var(--clay-shadow-sm); position: relative;
}
.pln-quote::before {
  content: "“"; position: absolute; top: 6px; left: 16px;
  font-size: 3rem; color: var(--yellow-3); font-family: Georgia, serif;
}
.pln-quote p { padding-left: 30px; font-style: italic; color: var(--ink); }
.pln-quote span { display: block; margin-top: 10px; font-size: .85rem; color: var(--green-3); font-weight: 700; padding-left: 30px; }

/* ---- 区别对照 ---- */
.pln-vsbox { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.pln-vs-col { padding: 28px; border-radius: var(--radius); }
.pln-vs-none { background: var(--cream-2); box-shadow: var(--clay-shadow-sm); }
.pln-vs-have { background: linear-gradient(160deg, var(--green), var(--green-2)); box-shadow: var(--clay-shadow); }
.pln-vs-have h3, .pln-vs-have p { color: #fff; }
.pln-vs-col h3 { margin-bottom: 12px; }
.pln-vs-col p { font-size: .94rem; margin-bottom: 8px; }

/* ---- 案例入口：小卡 ---- */
.pln-case-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.pln-case-card { border-radius: var(--radius); overflow: hidden; box-shadow: var(--clay-shadow-sm); background: var(--white); }
.pln-case-card img { height: 160px; width: 100%; object-fit: cover; }
.pln-case-card div { padding: 16px; }
.pln-case-card h4 { font-size: .98rem; margin-bottom: 4px; }
.pln-case-card p { font-size: .84rem; }

/* ---- 价格引导 ---- */
.pln-price {
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  padding: 36px; border-radius: var(--radius);
  background: linear-gradient(160deg, #FFFDF6, var(--cream-2)); box-shadow: var(--clay-shadow);
}

/* ---- FAQ ---- */
.pln-faq details {
  background: var(--cream-2); border-radius: 16px; padding: 18px 22px;
  margin-bottom: 14px; box-shadow: var(--clay-shadow-sm);
}
.pln-faq summary { font-weight: 700; cursor: pointer; color: var(--ink); list-style: none; position: relative; padding-right: 30px; }
.pln-faq summary::-webkit-details-marker { display: none; }
.pln-faq summary::after { content: "+"; position: absolute; right: 0; top: 0; font-size: 1.3rem; color: var(--green-3); }
.pln-faq details[open] summary::after { content: "−"; }
.pln-faq details p { margin-top: 10px; font-size: .94rem; }

/* ---- CTA ---- */
.pln-cta {
  text-align: center; padding: 60px 20px; border-radius: var(--radius);
  background: linear-gradient(150deg, var(--green) 0%, var(--green-2) 100%);
  box-shadow: var(--clay-shadow);
}
.pln-cta h2 { color: #fff; }
.pln-cta p { color: rgba(255,255,255,.9); margin-bottom: 24px; }
.pln-cta-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.pln-cta .btn-line { background: transparent; color: #fff; box-shadow: 0 0 0 2px #fff inset; }
.pln-cta-contact { margin-top: 20px; font-size: .95rem; color: #fff; }
.pln-cta-contact b { font-size: 1.15rem; }

@media (max-width: 900px) {
  .pln-hero-grid, .pln-quotes, .pln-vsbox { grid-template-columns: 1fr; }
  .pln-steps, .pln-case-row { grid-template-columns: 1fr 1fr; }
  .pln-bubbles { height: 380px; }
}

/* ---- 通用工具类（本片页面共用） ---- */
.band { background: var(--cream-2); }
.narrow { max-width: 860px; }
.center-head { margin-left: auto !important; margin-right: auto !important; text-align: center; }
.center-head p { margin-left: auto; margin-right: auto; }
.lead-p { margin-bottom: 18px; }
.sub-p { margin-top: 8px; }
.btn-mt { margin-top: 14px; display: inline-flex; }
.inline-link { color: var(--green-3); font-weight: 700; }
.reveal-scroll { overflow-x: auto; }
.center-p { text-align: center; margin-top: 26px; }
.btn-light { background: transparent !important; color: #fff !important; box-shadow: 0 0 0 2px #fff inset !important; }

/* API 连线位置 */
.line-1 { left: 15%; top: 22%; width: 34%; transform: rotate(12deg); }
.line-2 { left: 55%; top: 28%; width: 30%; transform: rotate(-10deg); }
.line-3 { left: 12%; top: 62%; width: 36%; transform: rotate(-8deg); }
.line-4 { left: 55%; top: 60%; width: 32%; transform: rotate(8deg); }