/* ===========================================================
   云端的思念 · 官网样式
   配色取自小程序主题：--primary #2f6f5e / --gold #c9a063
   =========================================================== */

:root {
  --green-950: #0d2620;
  --green-900: #14352c;
  --green-800: #1c4a3d;
  --green: #2f6f5e;
  --green-400: #6aa891;
  --gold: #c9a063;
  --gold-2: #e0c391;
  --paper: #f7f4ee;
  --paper-2: #efeae1;
  --white: #ffffff;
  --ink: #1e2c27;
  --ink-2: #4d5f58;
  --muted: #7b8a84;
  --line: #e7e1d6;

  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", sans-serif;
  --font-serif: "Songti SC", "STSong", "Noto Serif SC", "SimSun", serif;

  --shadow-s: 0 2px 10px rgba(20, 53, 44, 0.06);
  --shadow-m: 0 12px 40px rgba(20, 53, 44, 0.1);
  --shadow-l: 0 30px 80px rgba(13, 38, 32, 0.22);
  --r: 16px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: var(--green); text-decoration: none; }
a:hover { color: var(--green-800); }

.wrap {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ---------------- 顶部导航 ---------------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 244, 238, 0.86);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid rgba(231, 225, 214, 0.9);
}

.nav-in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 66px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--green-900);
}

.brand img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 30px;
  font-size: 14.5px;
  color: var(--ink-2);
}

.nav-links a { color: var(--ink-2); }
.nav-links a:hover { color: var(--green); }

/* ---------------- 首屏 ---------------- */
.hero {
  position: relative;
  overflow: hidden;
  background: radial-gradient(120% 90% at 78% 12%, #245a4b 0%, #16382f 42%, #0d2620 100%);
  color: #fff;
  padding: 84px 0 88px;
}

/* 月晕 */
.hero::before {
  content: "";
  position: absolute;
  right: -8%;
  top: -24%;
  width: 720px;
  height: 720px;
  background: radial-gradient(circle, rgba(201, 160, 99, 0.4) 0%, rgba(201, 160, 99, 0.12) 38%, rgba(201, 160, 99, 0) 66%);
  pointer-events: none;
}

/* 底部柔光过渡 */
.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 120px;
  background: linear-gradient(to bottom, rgba(13, 38, 32, 0), rgba(13, 38, 32, 0.55));
  pointer-events: none;
}

.hero-in {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--gold-2);
  border: 1px solid rgba(201, 160, 99, 0.36);
  border-radius: 999px;
  padding: 6px 15px;
  margin-bottom: 26px;
}

.eyebrow i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--gold);
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 500;
  letter-spacing: 0.22em;
  margin: 0 0 8px;
  color: rgba(255, 255, 255, 0.92);
}

.hero .slogan {
  font-family: var(--font-serif);
  font-size: 52px;
  line-height: 1.26;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin: 0 0 26px;
  color: #fff;
}

.hero .slogan em {
  font-style: normal;
  color: var(--gold-2);
}

.hero .lead {
  font-size: 16.5px;
  line-height: 1.95;
  color: rgba(255, 255, 255, 0.76);
  margin: 0 0 34px;
  max-width: 30em;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 28px;
  border-radius: 999px;
  font-size: 15px;
  letter-spacing: 0.04em;
  border: 1px solid transparent;
  transition: transform 0.18s ease, background 0.18s ease, opacity 0.18s ease;
}

.btn:hover { transform: translateY(-1px); }

.btn-gold {
  background: linear-gradient(135deg, var(--gold-2), var(--gold));
  color: #3a2a12;
  font-weight: 600;
  box-shadow: 0 10px 26px rgba(201, 160, 99, 0.28);
}

.btn-gold:hover { color: #3a2a12; }

.btn-ghost {
  border-color: rgba(255, 255, 255, 0.28);
  color: rgba(255, 255, 255, 0.9);
}

.btn-ghost:hover { background: rgba(255, 255, 255, 0.08); color: #fff; }

.hero-note {
  margin-top: 26px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.04em;
}

/* 手机 */
.phones {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 18px;
}

.phone {
  position: relative;
  border-radius: 34px;
  padding: 9px;
  background: linear-gradient(160deg, #35463f, #0e1a16);
  box-shadow: var(--shadow-l);
}

.phone img {
  width: 100%;
  border-radius: 26px;
  display: block;
}

.phone-hero { width: 268px; }

.phone-sm { width: 216px; }

/* 首屏的手机组合：主图 + 轻微错落 */
/* 首屏的手机组合：两台并排，右侧略低，不做遮挡 */
.phones-hero {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 20px;
}

.phones-hero .phone {
  width: 248px;
  flex: none;
}

.phones-hero .phone + .phone { margin-top: 30px; }

/* ---------------- 数据条 ---------------- */
.stats {
  background: var(--white);
  border-bottom: 1px solid var(--line);
}

.stats-in {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding-top: 34px;
  padding-bottom: 34px;
}

.stat { text-align: center; }

.stat b {
  display: block;
  font-family: var(--font-serif);
  font-size: 26px;
  color: var(--green-800);
  letter-spacing: 0.02em;
}

.stat span {
  font-size: 13.5px;
  color: var(--muted);
  letter-spacing: 0.05em;
}

/* ---------------- 通用区块 ---------------- */
.section { padding: 96px 0; }

.section-head {
  max-width: 640px;
  margin: 0 auto 56px;
  text-align: center;
}

.section-head .kicker {
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin-bottom: 14px;
}

.section-head h2 {
  font-family: var(--font-serif);
  font-size: 36px;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin: 0 0 16px;
  color: var(--green-950);
}

.section-head p {
  margin: 0;
  color: var(--ink-2);
  font-size: 15.5px;
  line-height: 1.9;
}

/* ---------------- 功能 ---------------- */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.feature {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 30px 28px 28px;
  box-shadow: var(--shadow-s);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-m);
}

.feature .ico {
  width: 46px;
  height: 46px;
  border-radius: 13px;
  display: grid;
  place-items: center;
  background: linear-gradient(140deg, #edf4f0, #dbe8e2);
  color: var(--green);
  margin-bottom: 18px;
}

.feature .ico svg {
  width: 23px;
  height: 23px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.55;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.feature h3 {
  font-size: 17px;
  font-weight: 600;
  margin: 0 0 10px;
  color: var(--green-950);
  letter-spacing: 0.02em;
}

.feature p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink-2);
}

/* ---------------- 界面预览 ---------------- */
.shots {
  background: linear-gradient(180deg, #f2efe8 0%, #eae5db 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.shot-row {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 40px;
  flex-wrap: wrap;
}

.shot {
  width: 260px;
  text-align: center;
}

.shot .cap {
  margin-top: 20px;
  font-size: 14px;
  color: var(--ink-2);
  letter-spacing: 0.04em;
}

.shot .cap b {
  display: block;
  font-size: 15.5px;
  color: var(--green-950);
  font-weight: 600;
  margin-bottom: 4px;
}

/* ---------------- 流程 ---------------- */
.flows {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  counter-reset: step;
}

.flow {
  position: relative;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 26px 18px 22px;
  text-align: center;
  box-shadow: var(--shadow-s);
}

.flow::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--green);
  color: #fff;
  font-size: 13px;
  line-height: 28px;
  font-family: var(--font-serif);
}

.flow h4 {
  margin: 8px 0 8px;
  font-size: 15px;
  color: var(--green-950);
  font-weight: 600;
}

.flow p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------------- 服务范围声明 ---------------- */
.scope {
  background: var(--white);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.scope-in {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 60px;
  align-items: start;
  padding-top: 78px;
  padding-bottom: 78px;
}

.scope h2 {
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 600;
  margin: 0 0 18px;
  color: var(--green-950);
  letter-spacing: 0.04em;
}

.scope .lead {
  margin: 0;
  font-size: 15px;
  line-height: 1.95;
  color: var(--ink-2);
}

.scope-list {
  display: grid;
  gap: 14px;
}

.scope-item {
  display: flex;
  gap: 14px;
  background: var(--paper);
  border-radius: 12px;
  padding: 20px 22px;
  border-left: 3px solid var(--gold);
}

.scope-item .n {
  font-family: var(--font-serif);
  color: var(--gold);
  font-size: 15px;
  padding-top: 1px;
}

.scope-item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink-2);
}

.scope-item b {
  color: var(--green-950);
  font-weight: 600;
}

/* ---------------- 关于 ---------------- */
.about-in {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about h2 {
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 600;
  margin: 0 0 20px;
  color: var(--green-950);
  letter-spacing: 0.04em;
}

.about p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.95;
  color: var(--ink-2);
}

.about-facts {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 8px 26px;
  box-shadow: var(--shadow-s);
}

.fact {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 18px;
  padding: 15px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 14.5px;
}

.fact:last-child { border-bottom: 0; }

.fact span { color: var(--muted); flex: none; }

.fact b {
  font-weight: 500;
  color: var(--green-950);
  text-align: right;
}

/* ---------------- 联系 ---------------- */
.contact {
  background: radial-gradient(120% 120% at 20% 0%, #245a4b 0%, #16382f 46%, #0d2620 100%);
  color: #fff;
}

.contact-in {
  padding-top: 88px;
  padding-bottom: 88px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.contact h2 {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 600;
  margin: 0 0 18px;
  letter-spacing: 0.05em;
}

.contact p {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 15px;
  line-height: 1.95;
}

.contact-list {
  display: grid;
  gap: 14px;
}

.contact-row {
  display: flex;
  align-items: baseline;
  gap: 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 17px 22px;
  font-size: 14.5px;
}

.contact-row span {
  color: rgba(255, 255, 255, 0.5);
  flex: none;
  width: 5.4em;
}

.contact-row b a {
  color: #fff;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.28);
  padding-bottom: 1px;
}

.contact-row b a:hover { border-bottom-color: rgba(255, 255, 255, 0.7); }

.contact-row.mail {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.18);
  padding-top: 20px;
  padding-bottom: 20px;
}

.contact-row.mail b {
  font-size: 18.5px;
  letter-spacing: 0.01em;
}

.contact-row b {
  font-weight: 500;
  color: #fff;
}

/* ---------------- 页脚 ---------------- */
.footer {
  background: var(--green-950);
  color: rgba(255, 255, 255, 0.48);
  font-size: 13px;
  padding: 30px 0 34px;
}

.footer-in {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 14px 30px;
  align-items: center;
}

.footer a { color: rgba(255, 255, 255, 0.6); }
.footer a:hover { color: var(--gold-2); }

.footer .sep { margin: 0 10px; opacity: 0.4; }

/* ICP 备案号：法规要求可点击跳转工信部备案系统 */
/* 公司名与备案号作为两个不可断单元排列：桌面同一行，窄屏各占一行，号码不会被拆开 */
.footer .legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  column-gap: 18px;
  row-gap: 2px;
  line-height: 1.9;
}
.footer .legal > span { white-space: nowrap; }
.footer .legal > .sep { display: none; }
.footer .icp { color: rgba(255, 255, 255, 0.48); }
.footer .icp-num { text-decoration: none; }
.footer .icp-num:hover { color: var(--gold-2); }

/* 待补充占位，肉眼一眼可见 */
.todo {
  display: inline-block;
  color: #b5342a !important;
  background: #fdeceA !important;
  border: 1px dashed #e8a79e;
  border-radius: 5px;
  padding: 1px 7px;
  font-size: 0.95em;
  font-weight: 500;
  line-height: 1.5;
}

/* ---------------- 政策页 ---------------- */
.doc {
  max-width: 820px;
  margin: 0 auto;
  padding: 60px 0 100px;
}

.doc h1 {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 600;
  margin: 0 0 10px;
  color: var(--green-950);
  letter-spacing: 0.04em;
}

.doc .meta {
  color: var(--muted);
  font-size: 13.5px;
  margin-bottom: 40px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line);
}

.doc h2 {
  font-size: 18px;
  font-weight: 600;
  margin: 38px 0 12px;
  color: var(--green-800);
}

.doc h3 {
  font-size: 15.5px;
  font-weight: 600;
  margin: 24px 0 8px;
  color: var(--ink);
}

.doc p, .doc li {
  font-size: 14.8px;
  line-height: 1.95;
  color: var(--ink-2);
}

.doc ul { padding-left: 20px; }

.doc li { margin-bottom: 6px; }

.doc table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0 20px;
  font-size: 14px;
}

.doc th, .doc td {
  border: 1px solid var(--line);
  padding: 10px 14px;
  text-align: left;
  vertical-align: top;
  color: var(--ink-2);
}

.doc th {
  background: var(--paper-2);
  color: var(--ink);
  font-weight: 600;
  width: 32%;
}

.doc .note {
  background: var(--paper-2);
  border-left: 3px solid var(--gold);
  border-radius: 0 10px 10px 0;
  padding: 16px 20px;
  margin: 20px 0;
  font-size: 14.2px;
  color: var(--ink-2);
}

.back {
  display: inline-block;
  margin-top: 44px;
  font-size: 14px;
  color: var(--green);
}

/* ---------------- 响应式 ---------------- */
@media (max-width: 960px) {
  .hero-in {
    grid-template-columns: 1fr;
    gap: 52px;
  }
  .phones-hero .phone { width: 210px; }
  .hero .slogan { font-size: 42px; }
  .features { grid-template-columns: repeat(2, 1fr); }
  .flows { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .scope-in, .about-in, .contact-in {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .stats-in { grid-template-columns: repeat(2, 1fr); gap: 26px; }
  .nav-links { display: none; }
}

@media (max-width: 620px) {
  .wrap { padding: 0 20px; }
  .stat b { font-size: 21px; }
  .stat span { font-size: 12.5px; }
  .hero { padding: 56px 0 76px; }
  .hero .slogan { font-size: 34px; }
  .phones-hero .phone { width: 150px; }
  .phones-hero { gap: 12px; }
  .section { padding: 64px 0; }
  .section-head h2 { font-size: 26px; }
  .features { grid-template-columns: 1fr; }
  .flows { grid-template-columns: 1fr; }
  .shot { width: 220px; }
  .scope-in, .contact-in { padding-top: 56px; padding-bottom: 56px; }
}