/* 小鹿科技官网样式：纯 CSS，无外部依赖，字体使用系统中文字体 */
:root {
  --paper: #F7F3EA;
  --paper-2: #EEE6D6;
  --card: #FFFDF8;
  --ink: #17231D;
  --ink-2: #46544B;
  --ink-3: #7B867E;
  --line: #E1D8C7;
  --forest: #1E4D3B;
  --forest-2: #173F30;
  --forest-3: #0F2B21;
  --fawn: #D27A26;
  --fawn-2: #F3DEC3;
  --cream: #F6EEDC;
  --sans: "PingFang SC", "HarmonyOS Sans SC", "MiSans", "Microsoft YaHei", "Hiragino Sans GB", "Noto Sans CJK SC", "Source Han Sans SC", sans-serif;
  --latin: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --wrap: 1180px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
/* 纸张颗粒质感 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
  opacity: .35;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.09 0 0 0 0 0.14 0 0 0 0 0.11 0 0 0 .08 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
img, svg { display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.ico { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }

/* ---------- 顶部导航 ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 243, 234, .92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s;
}
.header.scrolled { border-color: var(--line); }
.header .wrap { display: flex; align-items: center; height: 72px; gap: 40px; }
.brand { display: flex; align-items: center; gap: 10px; font-size: 19px; font-weight: 700; letter-spacing: .06em; line-height: 1.1; }
.brand img { width: 36px; height: 36px; }
.brand small { display: block; margin-top: 4px; font-family: var(--latin); font-size: 10px; font-weight: 400; letter-spacing: .24em; color: var(--ink-3); }
.nav { display: flex; gap: 32px; margin-left: auto; font-size: 15px; color: var(--ink-2); }
.nav a { position: relative; padding: 6px 0; transition: color .2s; }
.nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--fawn); transform: scaleX(0); transform-origin: left; transition: transform .3s; }
.nav a:hover { color: var(--ink); }
.nav a:hover::after { transform: scaleX(1); }
.menu-btn { display: none; margin-left: auto; width: 40px; height: 40px; border: 0; background: none; cursor: pointer; color: var(--ink); }
.menu-btn span { display: block; width: 22px; height: 2px; margin: 5px auto; background: currentColor; transition: transform .3s, opacity .3s; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 24px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  white-space: nowrap;
  transition: transform .2s, background-color .2s, color .2s, box-shadow .2s;
}
.btn-primary { background: var(--forest); color: var(--cream); }
.btn-primary:hover { background: var(--forest-2); transform: translateY(-2px); box-shadow: 0 12px 24px -12px rgba(30, 77, 59, .7); }
.btn-ghost { border: 1px solid var(--ink); }
.btn-ghost:hover { background: var(--ink); color: var(--paper); }
.btn-fawn { background: var(--fawn); color: #fff; }
.btn-fawn:hover { background: #BC6A1C; transform: translateY(-2px); }
.header .btn { height: 40px; padding: 0 18px; font-size: 14px; }

/* ---------- 首屏 ---------- */
.hero { position: relative; padding: 56px 0 72px; }
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: radial-gradient(var(--line) 1px, transparent 1px);
  background-size: 26px 26px;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 85%);
  mask-image: linear-gradient(180deg, #000 0%, transparent 85%);
}
.hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: 40px; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; padding: 6px 14px; border: 1px solid var(--line); border-radius: 999px; background: var(--card); font-size: 13px; color: var(--ink-2); letter-spacing: .06em; }
.eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--fawn); box-shadow: 0 0 0 4px var(--fawn-2); }
.hero h1 { margin: 26px 0 22px; font-size: clamp(38px, 5.4vw, 64px); line-height: 1.22; font-weight: 700; letter-spacing: .01em; }
.hl { background: linear-gradient(transparent 64%, var(--fawn-2) 64%); padding: 0 .06em; }
.lead { max-width: 33em; font-size: 17px; color: var(--ink-2); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 38px; font-size: 14px; color: var(--ink-3); }
.hero-tags li { display: flex; align-items: center; gap: 8px; }
.hero-tags li::before { content: ""; width: 14px; height: 1px; background: var(--fawn); }

.hero-visual { position: relative; display: flex; align-items: center; justify-content: center; height: 610px; }
.big-char { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -52%); font-size: 440px; font-weight: 700; line-height: 1; color: var(--paper-2); user-select: none; }
.phone {
  position: relative;
  width: 284px;
  height: 580px;
  padding: 10px;
  border-radius: 46px;
  background: var(--ink);
  box-shadow: 0 50px 80px -40px rgba(23, 35, 29, .55), 0 0 0 1px rgba(255, 255, 255, .06) inset;
}
.phone-screen { position: relative; height: 100%; overflow: hidden; border-radius: 37px; background: #FBF8F2; }
.mp-status { display: flex; justify-content: space-between; align-items: center; height: 38px; padding: 0 26px; font-size: 12px; font-weight: 600; }
.mp-status i { width: 38px; height: 10px; border-radius: 3px; background: linear-gradient(90deg, var(--ink) 70%, transparent 70%); }
.mp-bar { position: relative; display: flex; align-items: center; justify-content: center; height: 40px; font-size: 14px; font-weight: 600; }
.mp-capsule { position: absolute; right: 10px; display: flex; align-items: center; justify-content: space-around; width: 74px; height: 28px; border: 1px solid rgba(23, 35, 29, .12); border-radius: 14px; background: rgba(255, 255, 255, .7); }
.mp-capsule b { width: 14px; height: 4px; background: radial-gradient(circle, var(--ink) 1.6px, transparent 2px) 0 0 / 5px 4px repeat-x; }
.mp-capsule s { width: 12px; height: 12px; border: 1.6px solid var(--ink); border-radius: 50%; }
.mp-banner { position: relative; overflow: hidden; height: 132px; margin: 8px 14px 0; padding: 20px 18px; border-radius: 16px; background: linear-gradient(135deg, var(--forest) 0%, #2E6A51 100%); color: var(--cream); }
.mp-banner::after { content: ""; position: absolute; right: -36px; bottom: -56px; width: 120px; height: 120px; border-radius: 50%; background: var(--fawn); opacity: .85; }
.mp-banner > * { position: relative; z-index: 1; }
.mp-banner p { font-size: 12px; opacity: .75; }
.mp-banner strong { display: block; margin-top: 6px; font-size: 18px; line-height: 1.4; }
.mp-banner span { display: inline-block; margin-top: 12px; padding: 2px 10px; border-radius: 10px; background: var(--cream); color: var(--forest); font-size: 11px; font-weight: 600; }
.mp-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; padding: 16px 12px 6px; font-size: 11px; color: var(--ink-2); text-align: center; }
.mp-grid i { display: block; width: 42px; height: 42px; margin: 0 auto 6px; border-radius: 13px; background: var(--fawn-2); }
.mp-grid span:nth-child(2) i { background: #DCE8DF; }
.mp-grid span:nth-child(3) i { background: #E9E1F0; }
.mp-grid span:nth-child(4) i { background: #F2E5D9; }
.mp-sec { padding: 10px 16px 4px; font-size: 13px; font-weight: 600; }
.mp-item { display: flex; gap: 12px; padding: 8px 16px; }
.mp-item i { flex: none; width: 56px; height: 56px; border-radius: 12px; background: var(--paper-2); }
.mp-item div { flex: 1; padding-top: 6px; }
.mp-item b { display: block; width: 76%; height: 10px; border-radius: 5px; background: #E4DCCB; }
.mp-item em { display: block; width: 44%; height: 8px; margin-top: 10px; border-radius: 4px; background: #EEE7DA; }
.mp-item:nth-of-type(2) i { background: #DCE8DF; }
.mp-home { position: absolute; left: 50%; bottom: 8px; width: 110px; height: 4px; margin-left: -55px; border-radius: 2px; background: var(--ink); }

.float-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px 14px 14px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--card);
  box-shadow: 0 24px 40px -22px rgba(23, 35, 29, .45);
  animation: bob 6s ease-in-out infinite;
}
.float-card .ic { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px; }
.float-card strong { display: block; font-size: 14px; line-height: 1.3; }
.float-card span { font-size: 12px; color: var(--ink-3); }
.fc-1 { top: 84px; left: -6px; }
.fc-1 .ic { background: var(--fawn-2); color: var(--fawn); }
.fc-2 { right: -12px; bottom: 96px; animation-delay: -3s; }
.fc-2 .ic { background: var(--forest); color: var(--cream); }
@keyframes bob { 50% { transform: translateY(-10px); } }

/* ---------- 承诺条 ---------- */
.promise { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--card); }
.promise ul { display: grid; grid-template-columns: repeat(4, 1fr); }
.promise li { padding: 30px 28px; border-left: 1px solid var(--line); }
.promise li:first-child { border-left: 0; padding-left: 0; }
.promise em { display: block; margin-bottom: 6px; font-family: var(--latin); font-size: 14px; font-style: italic; color: var(--fawn); }
.promise strong { display: block; font-size: 17px; }
.promise span { font-size: 14px; color: var(--ink-3); }

/* ---------- 通用区块 ---------- */
.section { padding: 120px 0; }
.sec-head { display: grid; grid-template-columns: auto 1fr; gap: 0 28px; align-items: end; margin-bottom: 60px; }
.sec-no { grid-row: span 2; font-family: var(--latin); font-size: 88px; line-height: .8; color: var(--fawn); }
.sec-en { font-family: var(--latin); font-size: 13px; letter-spacing: .3em; text-transform: uppercase; color: var(--ink-3); }
.sec-head h2 { font-size: clamp(28px, 3.4vw, 40px); line-height: 1.3; }
.sec-desc { grid-column: 1 / -1; max-width: 40em; margin-top: 20px; color: var(--ink-2); }

/* ---------- 服务 ---------- */
.services { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.svc {
  position: relative;
  padding: 34px 30px 30px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--card);
  transition: transform .3s, border-color .3s, box-shadow .3s;
}
.svc:hover { transform: translateY(-4px); border-color: var(--fawn); box-shadow: 0 24px 40px -28px rgba(210, 122, 38, .6); }
.svc .ic { display: grid; place-items: center; width: 52px; height: 52px; margin-bottom: 26px; border-radius: 16px; background: var(--paper); color: var(--forest); transition: background-color .3s, color .3s; }
.svc:hover .ic { background: var(--forest); color: var(--cream); }
.svc h3 { margin-bottom: 10px; font-size: 20px; }
.svc p { font-size: 15px; color: var(--ink-2); }
.svc ul { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.svc li { padding: 2px 12px; border-radius: 999px; background: var(--paper); font-size: 12px; color: var(--ink-2); }
.svc-feature { background: var(--forest); border-color: var(--forest); color: var(--cream); }
.svc-feature p, .svc-feature li { color: rgba(246, 238, 220, .78); }
.svc-feature li { background: rgba(255, 255, 255, .08); }
.svc-feature .ic, .svc-feature:hover .ic { background: var(--fawn); color: #fff; }
.svc-feature .badge { position: absolute; top: 30px; right: 26px; padding: 2px 10px; border: 1px solid rgba(246, 238, 220, .35); border-radius: 999px; font-size: 12px; }

/* ---------- 第三方平台 ---------- */
.platform { position: relative; overflow: hidden; background: var(--forest-3); color: var(--cream); }
.platform::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(600px 400px at 85% 10%, rgba(210, 122, 38, .22), transparent 70%),
    radial-gradient(700px 500px at 0% 100%, rgba(46, 106, 81, .5), transparent 70%);
}
.platform .wrap { position: relative; }
.platform .sec-en { color: rgba(246, 238, 220, .55); }
.platform .sec-desc { color: rgba(246, 238, 220, .75); }
.steps { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: step; }
.step { position: relative; padding: 30px 26px; border: 1px solid rgba(246, 238, 220, .14); border-radius: 22px; background: rgba(255, 255, 255, .04); }
.step-no { display: flex; align-items: center; gap: 12px; margin-bottom: 24px; font-family: var(--latin); font-size: 15px; color: var(--fawn); }
.step-no::after { content: ""; flex: 1; height: 1px; background: linear-gradient(90deg, rgba(210, 122, 38, .7), transparent); }
.step h3 { margin-bottom: 10px; font-size: 21px; }
.step p { font-size: 14.5px; color: rgba(246, 238, 220, .72); }
.platform-bottom { display: grid; grid-template-columns: 1.15fr .85fr; gap: 20px; margin-top: 20px; }
.caps, .auth { padding: 34px 32px; border-radius: 22px; }
.caps { border: 1px solid rgba(246, 238, 220, .14); }
.caps h3, .auth h3 { margin-bottom: 20px; font-size: 19px; }
.caps ul { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 30px; }
.caps li { display: flex; gap: 12px; font-size: 15px; color: rgba(246, 238, 220, .85); }
.caps li::before { content: ""; flex: none; width: 6px; height: 6px; margin-top: 10px; border-radius: 50%; background: var(--fawn); }
.auth { background: var(--cream); color: var(--ink); }
.auth p { font-size: 14.5px; color: var(--ink-2); }
.auth p + p { margin-top: 12px; }
.auth a { color: var(--fawn); border-bottom: 1px solid currentColor; }

/* ---------- 行业方案 ---------- */
.industries { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.ind { padding: 30px 26px; border-top: 3px solid var(--ink); background: var(--card); border-radius: 0 0 22px 22px; transition: border-color .3s; }
.ind:hover { border-color: var(--fawn); }
.ind-char { display: grid; place-items: center; width: 60px; height: 60px; margin-bottom: 22px; border: 1px solid var(--line); border-radius: 50%; font-size: 26px; font-weight: 700; color: var(--forest); }
.ind h3 { margin-bottom: 8px; font-size: 19px; }
.ind p { margin-bottom: 18px; font-size: 14.5px; color: var(--ink-2); }
.ind li { padding: 8px 0; border-top: 1px dashed var(--line); font-size: 14px; color: var(--ink-2); }

/* ---------- 合作流程 ---------- */
.process-sec { background: var(--paper-2); }
.process { position: relative; display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.process::before { content: ""; position: absolute; top: 23px; left: 24px; right: calc((100% - 80px) / 5 - 24px); height: 1px; background: repeating-linear-gradient(90deg, var(--ink-3) 0 6px, transparent 6px 12px); }
.proc { position: relative; }
.proc i { display: grid; place-items: center; width: 48px; height: 48px; margin-bottom: 22px; border-radius: 50%; background: var(--paper); border: 1px solid var(--ink); font-family: var(--latin); font-style: normal; font-size: 17px; transition: background-color .3s, color .3s; }
.proc:hover i { background: var(--ink); color: var(--paper); }
.proc h3 { margin-bottom: 6px; font-size: 18px; }
.proc p { font-size: 14px; color: var(--ink-2); }

/* ---------- 关于我们 ---------- */
.about { display: grid; grid-template-columns: .95fr 1.05fr; gap: 80px; align-items: start; }
.about-quote { position: sticky; top: 120px; font-size: clamp(26px, 3vw, 36px); font-weight: 700; line-height: 1.5; }
.about-quote::before { content: "“"; display: block; height: 60px; font-family: var(--latin); font-size: 120px; line-height: 1; color: var(--fawn); }
.about-body > p { margin-bottom: 18px; color: var(--ink-2); }
.values { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 36px 0; }
.value { padding: 22px 20px; border: 1px solid var(--line); border-radius: 18px; background: var(--card); }
.value strong { display: block; margin-bottom: 4px; font-size: 18px; }
.value strong em { margin-left: 6px; font-family: var(--latin); font-size: 12px; font-weight: 400; color: var(--ink-3); }
.value span { font-size: 14px; color: var(--ink-2); }
.info { border-top: 1px solid var(--ink); }
.info div { display: grid; grid-template-columns: 120px 1fr; padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 15px; }
.info dt { color: var(--ink-3); }

/* ---------- 联系我们 ---------- */
.contact { padding-bottom: 120px; }
.contact-box { position: relative; overflow: hidden; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; padding: 64px; border-radius: 32px; background: var(--forest); color: var(--cream); }
.contact-box::after { content: "鹿"; position: absolute; right: -40px; bottom: -120px; font-size: 360px; font-weight: 700; line-height: 1; color: rgba(255, 255, 255, .04); pointer-events: none; }
.contact-box h2 { font-size: clamp(28px, 3.4vw, 42px); line-height: 1.3; }
.contact-box > div > p { margin: 18px 0 30px; color: rgba(246, 238, 220, .75); }
.contact-list { position: relative; z-index: 1; }
.contact-list li { display: flex; align-items: center; gap: 18px; padding: 18px 0; border-bottom: 1px solid rgba(246, 238, 220, .15); }
.contact-list li:first-child { padding-top: 0; }
.contact-list .ic { display: grid; place-items: center; flex: none; width: 44px; height: 44px; border-radius: 14px; background: rgba(255, 255, 255, .08); color: var(--fawn); }
.contact-list small { display: block; font-size: 13px; color: rgba(246, 238, 220, .6); }
.contact-list strong { font-size: 17px; font-weight: 600; }

/* ---------- 页脚 ---------- */
.footer { padding: 48px 0 36px; border-top: 1px solid var(--line); font-size: 14px; color: var(--ink-3); }
.footer-top { display: flex; justify-content: space-between; gap: 40px; padding-bottom: 36px; margin-bottom: 24px; border-bottom: 1px solid var(--line); }
.footer .brand { color: var(--ink); }
.footer-top p { max-width: 26em; margin-top: 14px; }
.footer-links { display: flex; gap: 60px; }
.footer-links h4 { margin-bottom: 12px; font-size: 14px; color: var(--ink); }
.footer-links li { margin-bottom: 6px; }
.footer-links a:hover, .footer-bottom a:hover { color: var(--fawn); }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; font-size: 13px; }

/* ---------- 隐私政策等文档页 ---------- */
.doc { max-width: 820px; margin: 0 auto; padding: 72px 24px 110px; }
.doc h1 { font-size: clamp(30px, 4vw, 42px); line-height: 1.3; }
.doc .meta { margin: 12px 0 40px; padding-bottom: 28px; border-bottom: 1px solid var(--line); font-size: 14px; color: var(--ink-3); }
.doc h2 { margin: 40px 0 12px; font-size: 21px; }
.doc p, .doc li { color: var(--ink-2); }
.doc p + p { margin-top: 10px; }
.doc ul { margin: 10px 0; padding-left: 1.3em; list-style: disc; }
.doc li { margin-bottom: 6px; }

/* ---------- 入场动画（仅在 JS 可用时启用） ---------- */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s cubic-bezier(.2, .7, .2, 1), transform .8s cubic-bezier(.2, .7, .2, 1); }
.js .reveal.in { opacity: 1; transform: none; }
.hero-copy > * { animation: rise .9s cubic-bezier(.2, .7, .2, 1) both; }
.hero-copy > :nth-child(2) { animation-delay: .08s; }
.hero-copy > :nth-child(3) { animation-delay: .16s; }
.hero-copy > :nth-child(4) { animation-delay: .24s; }
.hero-copy > :nth-child(5) { animation-delay: .32s; }
.hero-visual { animation: rise 1.1s .2s cubic-bezier(.2, .7, .2, 1) both; }
@keyframes rise { from { opacity: 0; transform: translateY(28px); } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .hero-grid { grid-template-columns: 1fr; gap: 20px; }
  .hero-visual { height: 600px; }
  .services, .steps, .industries { grid-template-columns: repeat(2, 1fr); }
  .platform-bottom, .about, .contact-box { grid-template-columns: 1fr; }
  .about { gap: 40px; }
  .about-quote { position: static; }
  .promise ul { grid-template-columns: repeat(2, 1fr); }
  .promise li:nth-child(3) { border-left: 0; padding-left: 0; }
  .promise li:nth-child(n+3) { border-top: 1px solid var(--line); }
}
@media (max-width: 860px) {
  .header .wrap { gap: 16px; }
  .menu-btn { display: block; }
  .header .btn { display: none; }
  .nav {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    padding: 8px 24px 20px;
    border-bottom: 1px solid var(--line);
    background: var(--paper);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity .25s, transform .25s, visibility .25s;
  }
  .nav a { padding: 14px 0; border-bottom: 1px solid var(--line); }
  .nav a::after { display: none; }
  .header.open .nav { transform: none; opacity: 1; visibility: visible; }
  .header.open .menu-btn span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .header.open .menu-btn span:nth-child(2) { opacity: 0; }
  .header.open .menu-btn span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .process { grid-template-columns: 1fr; gap: 0; }
  .process::before { top: 24px; bottom: 24px; left: 23px; right: auto; width: 1px; height: auto; background: repeating-linear-gradient(180deg, var(--ink-3) 0 6px, transparent 6px 12px); }
  .proc { display: grid; grid-template-columns: 48px 1fr; gap: 0 20px; padding-bottom: 28px; }
  .proc i { grid-row: span 2; margin: 0; }
  .proc h3 { padding-top: 10px; }
}
@media (max-width: 640px) {
  .wrap { padding: 0 16px; }
  .section { padding: 84px 0; }
  .hero { padding-top: 36px; }
  .hero-visual { height: 540px; }
  .phone { transform: scale(.88); }
  .big-char { font-size: 300px; }
  .fc-1 { top: 40px; left: 0; }
  .fc-2 { right: 0; bottom: 40px; }
  .services, .steps, .industries, .values, .caps ul { grid-template-columns: 1fr; }
  .promise ul { grid-template-columns: 1fr; }
  .promise li, .promise li:nth-child(3) { padding: 22px 0; border-left: 0; }
  .promise li + li { border-top: 1px solid var(--line); }
  .sec-head { margin-bottom: 40px; gap: 0 18px; }
  .sec-no { font-size: 60px; }
  .caps, .auth { padding: 28px 22px; }
  .contact-box { padding: 40px 22px; gap: 36px; border-radius: 24px; }
  .footer-top { flex-direction: column; }
  .footer-links { gap: 40px; }
  .info div { grid-template-columns: 96px 1fr; }
}