/* ============================================================
   珺牛基金 JUNNIU FUND — 官网视觉系统
   藏青 × 素绢 × 黄铜 —— 票息票据世界的"线"美学
   ============================================================ */

:root {
  --paper:      #f5f2ea;   /* 素绢 */
  --paper-deep: #ece7da;   /* 绢底深色 */
  --ink:        #161c28;   /* 玄青 */
  --ink-soft:   #3c4356;
  --navy:       #1a2a4a;   /* 藏青 */
  --navy-deep:  #101a30;
  --gold:       #a8842f;   /* 黄铜 */
  --gold-soft:  #c9a659;
  --red:        #a13a2e;   /* 绛红 · 敲入/风险 */
  --green:      #3f6b54;   /* 墨绿 · 安全垫 */
  --line:       #d8d2c2;   /* 绢上发丝线 */
  --line-dark:  #2c3a58;   /* 藏青上线 */

  --serif: "Songti SC", "STSong", "Noto Serif SC", "SimSun", serif;
  --sans:  "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --mono:  "SF Mono", "IBM Plex Mono", "Menlo", monospace;

  --maxw: 1120px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--gold); color: #fff; }

a { color: inherit; text-decoration: none; }

:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }

/* ---------- 合规门 ---------- */

.gate {
  position: fixed; inset: 0; z-index: 100;
  background: rgba(16, 26, 48, .92);
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  backdrop-filter: blur(6px);
}
.gate[hidden] { display: none; }

.gate-card {
  background: var(--paper);
  max-width: 640px; width: 100%;
  border-top: 4px solid var(--gold);
  padding: 44px 48px 36px;
  box-shadow: 0 24px 80px rgba(0,0,0,.5);
  max-height: 88vh; overflow-y: auto;
}
.gate-card .gate-kicker {
  font-family: var(--mono); font-size: 12px; letter-spacing: .2em;
  color: var(--gold); text-transform: uppercase;
}
.gate-card h2 {
  font-family: var(--serif); font-size: 26px; font-weight: 700;
  margin: 10px 0 18px; color: var(--navy);
}
.gate-card p { font-size: 14px; color: var(--ink-soft); margin-bottom: 14px; }
.gate-card ul {
  list-style: none; margin: 0 0 18px;
  border: 1px solid var(--line); background: #fbf9f3;
  padding: 16px 20px;
}
.gate-card li {
  font-size: 14px; padding: 6px 0 6px 22px; position: relative;
  border-bottom: 1px dashed var(--line);
}
.gate-card li:last-child { border-bottom: 0; }
.gate-card li::before {
  content: ""; position: absolute; left: 2px; top: 15px;
  width: 8px; height: 8px; border: 2px solid var(--gold); border-radius: 50%;
}
.gate-warn {
  font-size: 13px; color: var(--red);
  border-left: 3px solid var(--red); padding-left: 12px;
  margin-bottom: 24px;
}
.gate-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.gate-btn {
  font-family: var(--sans); font-size: 15px; cursor: pointer;
  padding: 13px 26px; border: 1px solid var(--navy);
  transition: background .2s, color .2s;
}
.gate-btn-yes { background: var(--navy); color: #fff; }
.gate-btn-yes:hover { background: var(--gold); border-color: var(--gold); }
.gate-btn-no { background: transparent; color: var(--ink-soft); border-color: var(--line); }
.gate-btn-no:hover { border-color: var(--red); color: var(--red); }

/* ---------- 顶栏 ---------- */

.topbar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(245, 242, 234, .92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.topbar-inner {
  max-width: var(--maxw); margin: 0 auto;
  display: flex; align-items: center; gap: 28px;
  padding: 14px 24px;
}
.brand { display: flex; align-items: baseline; gap: 10px; }
.brand-cn { font-family: var(--serif); font-size: 21px; font-weight: 700; color: var(--navy); letter-spacing: .08em; }
.brand-en { font-family: var(--mono); font-size: 10px; letter-spacing: .3em; color: var(--gold); }
.topnav { margin-left: auto; display: flex; gap: 4px; flex-wrap: wrap; }
.topnav a {
  font-size: 13.5px; padding: 6px 11px; color: var(--ink-soft);
  border-bottom: 2px solid transparent; transition: color .2s, border-color .2s;
}
.topnav a:hover { color: var(--navy); border-bottom-color: var(--gold); }
.topbar-reg {
  font-family: var(--mono); font-size: 11px; color: var(--gold);
  border: 1px solid var(--gold); padding: 3px 9px; white-space: nowrap;
}
@media (max-width: 900px) {
  .topbar-inner { flex-wrap: wrap; gap: 8px 16px; }
  .topnav { margin-left: 0; order: 3; width: 100%; }
  .topbar-reg { margin-left: auto; }
}

/* ---------- Hero ---------- */

.hero {
  background: var(--navy-deep);
  color: #e9e4d6;
  position: relative;
  overflow: hidden;
  border-bottom: 4px solid var(--gold);
}
.hero-inner {
  max-width: var(--maxw); margin: 0 auto;
  padding: 88px 24px 0;
  position: relative; z-index: 2;
}
.hero-kicker {
  font-family: var(--mono); font-size: 12px; letter-spacing: .32em;
  color: var(--gold-soft); margin-bottom: 22px;
}
.hero h1 {
  font-family: var(--serif);
  font-size: clamp(38px, 6.5vw, 68px);
  font-weight: 900; line-height: 1.18;
  letter-spacing: .04em;
}
.hero h1 em { font-style: normal; color: var(--gold-soft); }
.hero-sub {
  margin-top: 22px; max-width: 620px;
  font-size: 16px; color: #b9b4a4; line-height: 1.9;
}
.hero-tags {
  margin-top: 30px; display: flex; flex-wrap: wrap; gap: 10px;
}
.hero-tags span {
  font-family: var(--mono); font-size: 12px; letter-spacing: .08em;
  border: 1px solid var(--line-dark); color: #a9a38f;
  padding: 6px 14px;
}
.hero-tags span.hot { border-color: var(--gold); color: var(--gold-soft); }

/* hero 签名图：区间内的票息路径 */
.hero-chart {
  max-width: var(--maxw); margin: 48px auto 0;
  padding: 0 24px 8px;
  position: relative; z-index: 2;
}
.hero-chart svg { display: block; width: 100%; height: auto; }
.chart-label {
  font-family: var(--mono); font-size: 10px; letter-spacing: .12em;
}
.hero-note {
  max-width: var(--maxw); margin: 0 auto; padding: 0 24px 26px;
  font-family: var(--mono); font-size: 11px; color: #6d7488;
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  position: relative; z-index: 2;
}

/* ---------- 章节骨架 ---------- */

.section { padding: 84px 24px; }
.section:nth-of-type(even) { background: var(--paper-deep); }
.section-inner { max-width: var(--maxw); margin: 0 auto; }

.sec-head {
  display: flex; align-items: baseline; gap: 20px;
  border-bottom: 1px solid var(--ink); padding-bottom: 18px;
  margin-bottom: 48px;
}
.sec-num {
  font-family: var(--serif); font-size: 15px; color: var(--gold);
  letter-spacing: .3em; white-space: nowrap;
}
.sec-head h2 {
  font-family: var(--serif); font-size: clamp(26px, 3.6vw, 36px);
  font-weight: 900; color: var(--navy); letter-spacing: .05em;
}
.sec-head .sec-sub {
  margin-left: auto; font-size: 13.5px; color: var(--ink-soft);
  max-width: 380px; text-align: right; line-height: 1.6;
}
@media (max-width: 700px) {
  .sec-head { flex-wrap: wrap; }
  .sec-head .sec-sub { margin-left: 0; text-align: left; }
}

h3.block-title {
  font-family: var(--serif); font-size: 21px; font-weight: 700;
  color: var(--navy); margin: 44px 0 20px;
  padding-left: 14px; border-left: 4px solid var(--gold);
  line-height: 1.4;
}
h3.block-title:first-of-type { margin-top: 0; }
.block-lead { color: var(--ink-soft); max-width: 720px; margin-bottom: 24px; }

/* ---------- 通用网格/卡片 ---------- */

.grid { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.grid > * { background: var(--paper); }
.section:nth-of-type(even) .grid > * { background: #f1ede2; }
.grid.c2 { grid-template-columns: repeat(2, 1fr); }
.grid.c3 { grid-template-columns: repeat(3, 1fr); }
.grid.c4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 860px) { .grid.c3, .grid.c4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .grid.c2, .grid.c3, .grid.c4 { grid-template-columns: 1fr; } }

.cell { padding: 26px 26px 24px; }
.cell .cell-k {
  font-family: var(--mono); font-size: 11px; letter-spacing: .16em;
  color: var(--gold); margin-bottom: 8px;
}
.cell h4 { font-family: var(--serif); font-size: 18px; color: var(--navy); margin-bottom: 8px; }
.cell p, .cell li { font-size: 14px; color: var(--ink-soft); }

/* 工商信息表 */
.facts { border: 1px solid var(--line); }
.facts .fact {
  display: flex; padding: 15px 22px; gap: 24px;
  border-bottom: 1px dashed var(--line); background: #fbf9f3;
}
.section:nth-of-type(even) .facts .fact { background: #f1ede2; }
.facts .fact:last-child { border-bottom: 0; }
.facts .fk {
  flex: 0 0 96px; font-family: var(--mono); font-size: 12px;
  color: var(--gold); letter-spacing: .1em; padding-top: 3px;
}
.facts .fv { font-size: 15px; color: var(--ink); }

/* ---------- 数据表格 ---------- */

.table-wrap { overflow-x: auto; border: 1px solid var(--line); }
table.data {
  width: 100%; border-collapse: collapse; font-size: 14px;
  background: #fbf9f3; min-width: 640px;
}
.section:nth-of-type(even) table.data { background: #f1ede2; }
table.data th {
  font-family: var(--serif); font-weight: 700; color: #fff;
  background: var(--navy); padding: 12px 16px; text-align: left;
  white-space: nowrap; font-size: 14px;
}
table.data td {
  padding: 12px 16px; border-bottom: 1px solid var(--line);
  color: var(--ink-soft); vertical-align: top; line-height: 1.65;
}
table.data tr:last-child td { border-bottom: 0; }
table.data td:first-child { color: var(--navy); font-weight: 600; white-space: nowrap; }
table.data td .mono { font-family: var(--mono); font-size: 13px; }

/* ---------- 团队 ---------- */

.person {
  display: grid; grid-template-columns: 280px 1fr; gap: 0;
  border: 1px solid var(--line); margin-bottom: 40px;
}
@media (max-width: 760px) { .person { grid-template-columns: 1fr; } }
.person-id {
  background: var(--navy); color: #e9e4d6; padding: 36px 30px;
  display: flex; flex-direction: column; justify-content: center;
}
.person-id .pname { font-family: var(--serif); font-size: 34px; font-weight: 900; letter-spacing: .1em; }
.person-id .prole { font-family: var(--mono); font-size: 12px; color: var(--gold-soft); letter-spacing: .2em; margin-top: 8px; }
.person-id .pedu { font-size: 13px; color: #b9b4a4; margin-top: 20px; line-height: 1.8; }
.person-body { background: #fbf9f3; padding: 32px 34px; }
.section:nth-of-type(even) .person-body { background: #f1ede2; }
.person-body h5 {
  font-family: var(--mono); font-size: 11px; letter-spacing: .2em;
  color: var(--gold); margin: 0 0 12px;
}
.person-body .method {
  font-family: var(--serif); font-size: 17px; color: var(--navy);
  margin-bottom: 22px; line-height: 1.7;
}
.timeline { list-style: none; }
.timeline li {
  position: relative; padding: 0 0 18px 26px;
  border-left: 2px solid var(--line); font-size: 14px; color: var(--ink-soft);
}
.timeline li:last-child { padding-bottom: 0; }
.timeline li::before {
  content: ""; position: absolute; left: -6px; top: 7px;
  width: 10px; height: 10px; background: var(--gold); border-radius: 50%;
}
.timeline .t-when {
  font-family: var(--mono); font-size: 12px; color: var(--gold);
  display: block; letter-spacing: .06em;
}

.gov-list { list-style: none; }
.gov-list li {
  padding: 10px 0 10px 24px; position: relative;
  border-bottom: 1px dashed var(--line); font-size: 14.5px; color: var(--ink-soft);
}
.gov-list li:last-child { border-bottom: 0; }
.gov-list li::before {
  content: "▸"; position: absolute; left: 0; color: var(--gold);
}
.gov-list li b { color: var(--navy); font-weight: 600; }

/* ---------- 三层配置 ---------- */

.layers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 860px) { .layers { grid-template-columns: 1fr; } }
.layer {
  border: 1px solid var(--line); background: #fbf9f3;
  padding: 30px 28px; position: relative;
}
.section:nth-of-type(even) .layer { background: #f1ede2; }
.layer.core { border-top: 4px solid var(--gold); }
.layer .l-tag {
  font-family: var(--mono); font-size: 11px; letter-spacing: .18em;
  color: var(--gold);
}
.layer h4 { font-family: var(--serif); font-size: 22px; color: var(--navy); margin: 8px 0 4px; }
.layer .l-role { font-size: 13px; color: var(--ink-soft); margin-bottom: 16px; }
.layer .l-tools {
  font-size: 13.5px; color: var(--navy);
  border-top: 1px dashed var(--line); border-bottom: 1px dashed var(--line);
  padding: 12px 0; margin-bottom: 14px; line-height: 1.9;
}
.layer p { font-size: 13.5px; color: var(--ink-soft); }
.layers-note {
  margin-top: 20px; font-size: 13.5px; color: var(--ink-soft);
  border-left: 3px solid var(--gold); padding-left: 14px;
}

/* ---------- 结构对比（DCN / 雪球） ---------- */

.versus { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
@media (max-width: 860px) { .versus { grid-template-columns: 1fr; } }
.v-card { border: 1px solid var(--line); background: #fbf9f3; }
.section:nth-of-type(even) .v-card { background: #f1ede2; }
.v-head { padding: 26px 28px 20px; border-bottom: 1px solid var(--line); }
.v-head .v-risk {
  display: inline-block; font-family: var(--mono); font-size: 11px;
  letter-spacing: .14em; padding: 4px 12px; margin-bottom: 12px;
}
.v-risk.steady { border: 1px solid var(--green); color: var(--green); }
.v-risk.aggressive { border: 1px solid var(--red); color: var(--red); }
.v-head h4 { font-family: var(--serif); font-size: 23px; color: var(--navy); }
.v-head .v-sub { font-size: 13.5px; color: var(--ink-soft); margin-top: 6px; }
.v-body { padding: 22px 28px 26px; }
.v-step { margin-bottom: 20px; }
.v-step .vs-k {
  font-family: var(--mono); font-size: 12px; color: var(--gold);
  letter-spacing: .08em; margin-bottom: 4px;
}
.v-step .vs-t { font-size: 14.5px; font-weight: 600; color: var(--navy); margin-bottom: 6px; }
.v-step ul { list-style: none; }
.v-step li {
  font-size: 13.5px; color: var(--ink-soft); padding: 3px 0 3px 16px; position: relative;
}
.v-step li::before { content: "·"; position: absolute; left: 4px; color: var(--gold); font-weight: 700; }
.v-compare {
  margin-top: 24px; font-size: 13.5px; color: var(--ink-soft);
  border: 1px dashed var(--gold); padding: 14px 18px; background: rgba(168,132,47,.06);
}

/* ---------- 风控 ---------- */

.emergency { list-style: none; border: 1px solid var(--line); }
.emergency li {
  display: grid; grid-template-columns: 1fr 1fr; gap: 18px;
  padding: 18px 24px; border-bottom: 1px dashed var(--line);
  background: #fbf9f3; align-items: start;
}
.section:nth-of-type(even) .emergency li { background: #f1ede2; }
.emergency li:last-child { border-bottom: 0; }
.emergency .e-trig { font-size: 14px; color: var(--red); font-weight: 600; }
.emergency .e-trig::before { content: "⚠ "; font-weight: 400; }
.emergency .e-act { font-size: 14px; color: var(--ink-soft); }
.emergency .e-act::before { content: "→ "; color: var(--green); font-weight: 700; }
@media (max-width: 640px) { .emergency li { grid-template-columns: 1fr; gap: 6px; } }

/* ---------- 资金路径 ---------- */

.money-path {
  display: flex; align-items: stretch; gap: 0;
  border: 1px solid var(--line); background: var(--navy); color: #e9e4d6;
  overflow-x: auto;
}
.money-path .mp-node {
  flex: 1 0 150px; padding: 24px 20px; text-align: center; position: relative;
  font-size: 14.5px;
}
.money-path .mp-node + .mp-node::before {
  content: "→"; position: absolute; left: -8px; top: 50%; transform: translateY(-50%);
  color: var(--gold); font-size: 18px; background: var(--navy); z-index: 2;
}
.money-path .mp-node b { display: block; font-family: var(--serif); font-size: 16px; color: var(--gold-soft); margin-bottom: 6px; }
.money-path .mp-node span { font-size: 12px; color: #a9a38f; }

.custodians {
  margin-top: 22px; font-size: 14px; color: var(--ink-soft);
  border-left: 3px solid var(--gold); padding-left: 14px;
}
.custodians b { color: var(--navy); }

.brokers { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.brokers span {
  font-size: 14px; color: var(--navy); border: 1px solid var(--line);
  background: #fbf9f3; padding: 8px 18px;
}
.section:nth-of-type(even) .brokers span { background: #f1ede2; }

.check-list { list-style: none; }
.check-list li {
  font-size: 14.5px; color: var(--ink-soft); padding: 8px 0 8px 26px; position: relative;
  border-bottom: 1px dashed var(--line);
}
.check-list li:last-child { border-bottom: 0; }
.check-list li::before { content: "✓"; position: absolute; left: 2px; color: var(--green); font-weight: 700; }

/* ---------- 专户服务 ---------- */

.steps { counter-reset: step; display: grid; grid-template-columns: repeat(7, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
@media (max-width: 1000px) { .steps { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 640px) { .steps { grid-template-columns: repeat(2, 1fr); } }
.steps .step {
  background: #fbf9f3; padding: 22px 16px; counter-increment: step;
}
.section:nth-of-type(even) .steps .step { background: #f1ede2; }
.steps .step::before {
  content: counter(step, cjk-ideographic);
  font-family: var(--serif); font-size: 13px; color: var(--gold);
  display: block; margin-bottom: 8px; letter-spacing: .2em;
}
.steps .step b { display: block; font-size: 14.5px; color: var(--navy); margin-bottom: 6px; }
.steps .step span { font-size: 12px; color: var(--ink-soft); line-height: 1.6; display: block; }

.disclosure-items {
  margin-top: 18px; font-size: 13.5px; color: var(--ink-soft); line-height: 2;
  border: 1px dashed var(--line); padding: 16px 22px; background: rgba(168,132,47,.05);
}
.disclosure-items b { color: var(--navy); }

/* ---------- 风险揭示 ---------- */

.risk-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
@media (max-width: 720px) { .risk-grid { grid-template-columns: 1fr; } }
.risk-item { background: #fbf9f3; padding: 22px 26px; display: flex; gap: 18px; }
.section:nth-of-type(even) .risk-item { background: #f1ede2; }
.risk-item .r-no {
  font-family: var(--mono); font-size: 12px; color: var(--red);
  border: 1px solid var(--red); width: 30px; height: 30px; flex: 0 0 30px;
  display: flex; align-items: center; justify-content: center; margin-top: 3px;
}
.risk-item b { display: block; font-family: var(--serif); font-size: 16px; color: var(--navy); margin-bottom: 4px; }
.risk-item p { font-size: 13.5px; color: var(--ink-soft); }

/* ---------- 免责 / 页脚 ---------- */

.disclaimer {
  border: 1px solid var(--line); background: #fbf9f3;
  padding: 28px 32px; font-size: 13px; color: var(--ink-soft);
}
.section:nth-of-type(even) .disclaimer { background: #f1ede2; }
.disclaimer ul { list-style: none; }
.disclaimer li { padding: 5px 0 5px 18px; position: relative; }
.disclaimer li::before { content: "·"; position: absolute; left: 4px; color: var(--gold); font-weight: 700; }

.footer {
  background: var(--navy-deep); color: #8b93a8;
  padding: 56px 24px 40px; font-size: 13px;
}
.footer-inner { max-width: var(--maxw); margin: 0 auto; }
.footer .f-brand {
  font-family: var(--serif); font-size: 22px; color: #e9e4d6;
  letter-spacing: .1em; margin-bottom: 6px;
}
.footer .f-en { font-family: var(--mono); font-size: 10px; letter-spacing: .3em; color: var(--gold-soft); }
.footer .f-meta {
  margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--line-dark);
  display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 11.5px; line-height: 2;
}
.footer .f-warn { margin-top: 16px; color: #6d7488; font-size: 12px; }
.footer .f-icp { margin-top: 18px; font-size: 12px; text-align: center; }
.footer .f-icp a { color: #6d7488; font-family: var(--mono); letter-spacing: .04em; }
.footer .f-icp a:hover { color: var(--gold-soft); }

/* ---------- 动效 ---------- */

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

#pricePath {
  stroke-dasharray: 2400; stroke-dashoffset: 2400;
  animation: draw 3.2s ease-out .4s forwards;
}
@keyframes draw { to { stroke-dashoffset: 0; } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  #pricePath { animation: none; stroke-dashoffset: 0; }
}