/* ==========================================================================
   河南麦秸映像网络技术有限公司 - 官网公共样式
   版本：v2.0（响应式 + 动效）
   ========================================================================== */

:root {
  --c-primary: #1d4ed8;
  --c-primary-deep: #13379c;
  --c-primary-soft: #e9f0ff;
  --c-accent: #f5a623;
  --c-accent-deep: #d9860a;
  --c-text: #333a49;
  --c-title: #16203a;
  --c-sub: #697388;
  --c-muted: #9aa3b4;
  --c-line: #e7ebf3;
  --c-bg: #ffffff;
  --c-soft: #f5f8ff;
  --c-dark: #0f172e;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 4px 16px rgba(16, 32, 74, .07);
  --shadow: 0 12px 34px rgba(16, 32, 74, .12);
  --shadow-lg: 0 24px 60px rgba(16, 32, 74, .18);
  --w: 1400px;
  --nav-h: 74px;
  --font: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 12px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.8;
  color: var(--c-text);
  background: var(--c-bg);
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; transition: color .2s; }
ul, ol { margin: 0; padding: 0; list-style: none; }
p { margin: 0 0 1em; }
h1, h2, h3, h4, h5, h6 { margin: 0; font-weight: 700; line-height: 1.4; }
button, input, textarea, select { font: inherit; }

.container { width: 100%; max-width: var(--w); margin: 0 auto; padding: 0 16px; }
.section { padding: 81px 0; }
.section--soft { background: var(--c-soft); }
.section--pattern {
  background-color: #fff;
  background-image: radial-gradient(circle at 12% 18%, rgba(29, 78, 216, .06) 0, transparent 42%),
                    radial-gradient(circle at 88% 78%, rgba(245, 166, 35, .08) 0, transparent 42%);
}

.flex { display: flex; align-items: center; }
.justify-between {justify-content: space-between;}
.justify-center {justify-content: center}
.flex-start {align-items: flex-start}


.w-100 {width: 100%;}

/* ============ 通用标题 ============ */
.head { width: 100%; margin: 0 auto 81px; text-align: center; }
.head h2 { font-size: clamp(24px, 3vw, 36px); }
.head .en {
  display: block; margin-top: 6px;
  font-size: 12px; font-weight: 700; letter-spacing: 3px;
  text-transform: uppercase; color: var(--c-primary); opacity: .7;
}
.head .head_title {font-size: 40px; color: #333333;}
.head .head_line { width: 3px;height: 58px;background: #027AFF;margin: 0 17px 0 47px; }
.head .head_text { font-size: 14px; color: #929292; }
.head--left { margin-left: 0; text-align: left; }
.head--right {width: 145px;}
.head--right .Swipe_img {width: 53px; height: 53px;}
.head--right a {font-size: 12px; color: #027AFF; border-bottom: 2px solid #027AFF; padding: 5px 0;}
.head--left::after { margin-left: 0; }
.head--left .head--left_tab { font-size: 18px; line-height: 1.2;}
.head--left .head--left_title { font-size: 34px; line-height: 1.2; }

/* ============ 按钮 ============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 28px; font-size: 15px; font-weight: 600;
  border: 1px solid transparent; border-radius: 999px;
  transition: transform .25s, box-shadow .25s, background .25s, color .25s;
}
.btn--primary {
  color: #fff;
  background: linear-gradient(135deg, var(--c-primary), #3b74ff);
  box-shadow: 0 10px 24px rgba(29, 78, 216, .3);
}
.btn--primary:hover { transform: translateY(-3px); box-shadow: 0 16px 32px rgba(29, 78, 216, .38); }
.btn--accent {
  color: #fff;
  background: linear-gradient(135deg, var(--c-accent), var(--c-accent-deep));
  box-shadow: 0 10px 24px rgba(245, 166, 35, .3);
}
.btn--accent:hover { transform: translateY(-3px); }
.btn--outline { color: var(--c-primary); border-color: var(--c-primary); background: #fff; }
.btn--outline:hover { color: #fff; background: var(--c-primary); }
.btn--ghost { color: #fff; border-color: rgba(255, 255, 255, .5); background: rgba(255, 255, 255, .08); }
.btn--ghost:hover { background: rgba(255, 255, 255, .2); }
.btn--block { width: 100%; }

/* ============ 顶栏 ============ */
.topbar { background: var(--c-dark); color: rgba(255, 255, 255, .7); font-size: 13px; }
.topbar .container {
  display: flex; align-items: center; justify-content: space-between;
  gap: 14px; min-height: 38px; flex-wrap: wrap;
}
.topbar a:hover { color: var(--c-accent); }
.topbar__links { display: flex; gap: 16px; flex-wrap: wrap; }

/* ============ 导航 ============ */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, .97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-line);
  transition: box-shadow .3s, padding .3s;
}
.header.is-stuck { box-shadow: 0 6px 20px rgba(16, 32, 74, .1); }
.header .container { display: flex; align-items: center; gap: 20px; height: var(--nav-h); }

.brand { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.brand img { width: 42px; height: 42px; }
.brand strong { display: block; font-size: 20px; letter-spacing: 1px; color: var(--c-title); }
.brand span { display: block; font-size: 10px; letter-spacing: 2.4px; text-transform: uppercase; color: var(--c-muted); }

.nav { margin-left: auto; }
.nav__list { display: flex; align-items: center; gap: 2px; }
.nav__list > li { position: relative; }
.nav__list > li > a {
  display: block; padding: 10px 15px; font-size: 15px; font-weight: 500;
  border-radius: 8px; position: relative;
}
.nav__list > li > a::after {
  content: ""; position: absolute; left: 50%; bottom: 2px;
  width: 0; height: 2px; border-radius: 2px;
  background: var(--c-primary); transform: translateX(-50%);
  transition: width .28s;
}
.nav__list > li > a:hover, .nav__list > li > a.is-active { color: var(--c-primary); }
.nav__list > li > a:hover::after, .nav__list > li > a.is-active::after { width: 22px; }

.nav__list > li.has-menu > a::before {
  content: ""; display: inline-block; width: 5px; height: 5px; margin-right: 6px;
  border-right: 1.4px solid currentColor; border-bottom: 1.4px solid currentColor;
  transform: translateY(-3px) rotate(45deg);
}
.submenu {
  position: absolute; top: 100%; left: 0; min-width: 190px; padding: 8px;
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius);
  box-shadow: var(--shadow); opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: .25s ease;
}
.has-menu:hover > .submenu, .has-menu:focus-within > .submenu { opacity: 1; visibility: visible; transform: none; }
.submenu a { display: block; padding: 9px 12px; font-size: 14px; border-radius: 6px; }
.submenu a:hover { color: var(--c-primary); background: var(--c-soft); }

.header__tel { display: flex; flex-direction: column; line-height: 1.3; font-size: 12px; color: var(--c-muted); }
.header__tel b { font-size: 19px; color: var(--c-primary); letter-spacing: .5px; }

.nav-toggle {
  display: none; width: 42px; height: 42px; margin-left: auto;
  border: 1px solid var(--c-line); border-radius: 10px; background: #fff; position: relative;
}
.nav-toggle i, .nav-toggle i::before, .nav-toggle i::after {
  position: absolute; left: 11px; width: 18px; height: 2px; background: var(--c-title); border-radius: 2px; transition: .25s;
}
.nav-toggle i { top: 20px; }
.nav-toggle i::before { content: ""; top: -6px; left: 0; }
.nav-toggle i::after { content: ""; top: 6px; left: 0; }
.nav-toggle[aria-expanded="true"] i { background: transparent; }
.nav-toggle[aria-expanded="true"] i::before { top: 0; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] i::after { top: 0; transform: rotate(-45deg); }

/* ============ Hero（全幅图片 + 居中口号） ============ */
.hero {
  position: relative; display: flex; align-items: center; min-height: 560px;
  color: #fff; overflow: hidden; isolation: isolate;
  background-size: cover; background-position: center;
}
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
}
.hero__inner {
  position: relative; z-index: 2; width: 100%; max-width: var(--w);
  margin: 0 auto; padding: 100px 16px; text-align: center;
}
.hero__tag {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; font-size: 13px;
  border: 1px solid rgba(255, 255, 255, .3); border-radius: 999px; background: rgba(255, 255, 255, .08);
}
.hero__tag i { width: 7px; height: 7px; border-radius: 50%; background: var(--c-accent); animation: pulse 1.8s infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(245, 166, 35, .6); }
  70% { box-shadow: 0 0 0 10px rgba(245, 166, 35, 0); }
  100% { box-shadow: 0 0 0 0 rgba(245, 166, 35, 0); }
}
.hero h1 { margin: 22px auto 16px; max-width: 880px; font-size: clamp(28px, 4.4vw, 52px); line-height: 1.25; color: #fff; }
.hero h1 em { font-style: normal; color: var(--c-accent); }
.hero p { max-width: 640px; margin: 0 auto; font-size: 16.5px; color: rgba(255, 255, 255, .82); }
.hero__btns { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; margin: 30px 0 26px; }
.hero__keys { display: flex; flex-wrap: wrap; gap: 10px 22px; justify-content: center; font-size: 14px; color: rgba(255, 255, 255, .8); }
.hero__keys li { display: flex; align-items: center; gap: 7px; }
.hero__keys li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--c-accent); }
.hero__pic { display: none; }

/* ============ 数据条 ============ */
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px;
  margin-top: -58px; position: relative; z-index: 5;
}
.stats li {
  padding: 24px 16px; text-align: center; background: #fff;
  border-radius: var(--radius); box-shadow: var(--shadow); transition: transform .3s;
}
.stats li:hover { transform: translateY(-6px); }
.stats b { display: block; font-size: 34px; line-height: 1.1; color: var(--c-primary); }
.stats b small { font-size: 16px; }
.stats span { font-size: 14px; color: var(--c-sub); }

/* ============ 栅格 ============ */
.grid { display: grid; gap: 22px; }
.g-2 { grid-template-columns: repeat(2, 1fr); }
.g-3 { grid-template-columns: repeat(3, 1fr); }
.g-4 { grid-template-columns: repeat(4, 1fr); }

/* ============ 服务卡片 ============ */
.svc {
  position: relative; display: flex; flex-direction: column; overflow: hidden;
  padding: 30px 26px; background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius);
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.svc::after {
  content: ""; position: absolute; inset: auto auto 0 0; width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent));
  transform: scaleX(0); transform-origin: left; transition: transform .35s;
}
.svc:hover { transform: translateY(-8px); border-color: transparent; box-shadow: var(--shadow); }
.svc:hover::after { transform: scaleX(1); }
.svc__ico {
  display: flex; align-items: center; justify-content: center; width: 56px; height: 56px;
  margin-bottom: 16px; border-radius: 15px; background: var(--c-primary-soft); color: var(--c-primary);
  transition: background .3s, color .3s, transform .3s;
}
.svc:hover .svc__ico { background: var(--c-primary); color: #fff; transform: rotate(-6deg) scale(1.05); }
.svc__ico svg { width: 27px; height: 27px; }
.svc h3 { font-size: 19px; margin-bottom: 8px; }
.svc p { margin: 0 0 14px; font-size: 14px; color: var(--c-sub); }
.svc__tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; }
.tag { padding: 4px 10px; font-size: 12.5px; color: var(--c-sub); background: var(--c-soft); border-radius: 6px; }
.svc__link { margin-top: 16px; font-size: 14px; font-weight: 600; color: var(--c-primary); }
.svc__link::after { content: " →"; transition: margin .25s; }
.svc:hover .svc__link::after { margin-left: 5px; }

/* ============ 服务截图卡（首页 2x2） ============ */
.svc2 {
  display: flex; gap: 18px; align-items: flex-start;
  padding: 22px; background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius);
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.svc2:hover { transform: translateY(-6px); border-color: transparent; box-shadow: var(--shadow); }
.svc2__pic { flex: 0 0 124px; width: 124px; height: 124px; border-radius: 12px; overflow: hidden; }
.svc2__pic img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.svc2:hover .svc2__pic img { transform: scale(1.08); }
.svc2 h3 { font-size: 18px; margin-bottom: 6px; }
.svc2 h3 a:hover { color: var(--c-primary); }
.svc2 p { margin: 0 0 8px; font-size: 14px; color: var(--c-sub); }
.svc2__link { font-size: 14px; font-weight: 600; color: var(--c-primary); }
.svc2__link::after { content: " →"; transition: margin .25s; }
.svc2:hover .svc2__link::after { margin-left: 5px; }

/* ============ 合作客户（图标墙） ============ */
.partners { background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius); padding: 26px; }
.clients ul { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; padding: 8px 0; }
.clients li {
  display: flex; align-items: center; justify-content: center; height: 76px; padding: 0 10px;
  font-size: 14.5px; font-weight: 600; color: var(--c-sub); text-align: center;
  background: var(--c-soft); border: 1px solid var(--c-line); border-radius: 10px; transition: .25s;
}
.clients li:hover { color: #fff; background: var(--c-primary); border-color: var(--c-primary); transform: translateY(-4px); }

/* ============ 优势 ============ */
.adv {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px;
}
.adv article {
  padding: 28px 24px; background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius);
  transition: .3s;
}
.adv article:hover { box-shadow: var(--shadow); transform: translateY(-5px); }
.adv b { display: block; font-size: 14px; color: var(--c-primary); margin-bottom: 8px; letter-spacing: 1px; }
.adv h3 { font-size: 18px; margin-bottom: 8px; }
.adv p { margin: 0; font-size: 14px; color: var(--c-sub); }

/* ============ 流程 ============ */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: s; }
.steps li {
  position: relative; padding: 28px 20px; text-align: center;
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius); transition: .3s;
}
.steps li:hover { border-color: var(--c-primary); box-shadow: var(--shadow); transform: translateY(-5px); }
.steps li::before {
  counter-increment: s; content: counter(s, decimal-leading-zero);
  display: block; font-size: 26px; font-weight: 800; color: var(--c-primary); opacity: .25; margin-bottom: 4px;
}
.steps h3 { font-size: 17px; margin-bottom: 5px; }
.steps p { margin: 0; font-size: 13.5px; color: var(--c-sub); }

/* ============ 案例 ============ */
.case {
  display: flex; flex-direction: column; overflow: hidden;
  background: #fff; border-radius: var(--radius); border: 1px solid var(--c-line);
  transition: transform .3s, box-shadow .3s;
}
.case:hover { transform: translateY(-8px); box-shadow: var(--shadow); }
.case > a { display: flex; flex-direction: column; height: 100%; color: inherit; }
.case__pic { position: relative; aspect-ratio: 4 / 3; overflow: hidden; }
.case__pic img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.case:hover .case__pic img { transform: scale(1.07); }
.case__cat {
  position: absolute; top: 12px; left: 12px; padding: 4px 10px; font-size: 12px;
  color: #fff; border-radius: 6px; background: rgba(29, 78, 216, .92);
}
.case__body { padding: 18px 20px 20px; }
.case__body h3 { font-size: 17px; margin-bottom: 6px; }
.case__body p { margin: 0; font-size: 13.5px; color: var(--c-sub); }
.case__body time { font-size: 12.5px; color: var(--c-muted); }

/* ============ 新闻 ============ */
.news {
  display: grid; grid-template-columns: 92px 1fr; gap: 20px; align-items: center;
  padding: 20px 22px; background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius);
  transition: transform .28s, box-shadow .28s, border-color .28s;
}
.news:hover { transform: translateY(-5px); border-color: transparent; box-shadow: var(--shadow); }
.news > a { display: grid; grid-template-columns: 92px 1fr; gap: 20px; align-items: center; color: inherit; }
.news__date { border-radius: 10px; color: var(--c-primary); }
.news__date b { display: block; font-size: 28px; line-height: 1.1; text-align: center; }
.news__date span { font-size: 12px; }
.news h3 { font-size: 17px; margin-bottom: 6px; transition: color .2s; }
.news:hover h3 { color: var(--c-primary); }
.news p {
  margin: 0; font-size: 13.5px; color: var(--c-sub);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}

/* ============ 客户墙 ============ */
.clients {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px;
  padding: 8px 0; overflow: hidden;
}
.clients li {
  display: flex; align-items: center; justify-content: center; height: 76px; padding: 0 10px;
  font-size: 15px; font-weight: 600; color: var(--c-sub); text-align: center;
  background: #fff; border: 1px solid var(--c-line); border-radius: 10px; transition: .25s;
}
.clients li:hover { color: #fff; background: var(--c-primary); border-color: var(--c-primary); transform: translateY(-4px); }

/* ============ 留言表单 ============ */
.contact-box {
  display: grid; grid-template-columns: 1fr 1fr; gap: 46px; align-items: center;
}
.contact-box h2 { font-size: clamp(22px, 2.8vw, 32px); margin-bottom: 14px; }
.contact-box p { color: var(--c-sub); }
.contact-box__info { margin-top: 22px; }
.contact-box__info li { display: flex; gap: 10px; margin-bottom: 10px; font-size: 15px; }
.contact-box__info b { color: var(--c-title); }

.form { padding: 30px; background: #fff; border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form label { display: block; margin-bottom: 12px; font-size: 14px; }
.form label span { display: block; margin-bottom: 6px; color: var(--c-title); font-weight: 600; }
.form input, .form textarea, .form select {
  width: 100%; padding: 11px 14px; font-size: 14px; color: var(--c-text);
  border: 1px solid var(--c-line); border-radius: 10px; background: #fff;
  transition: border-color .2s, box-shadow .2s;
}
.form input:focus, .form textarea:focus, .form select:focus {
  outline: none; border-color: var(--c-primary); box-shadow: 0 0 0 3px rgba(29, 78, 216, .12);
}
.form textarea { min-height: 108px; resize: vertical; }
.form__note { margin: 10px 0 0; font-size: 12.5px; color: var(--c-muted); }
.form__msg { margin-top: 12px; font-size: 13.5px; color: #0f9d58; }

/* ============ FAQ ============ */
.faq { max-width: 880px; margin: 0 auto; }
.faq details {
  margin-bottom: 12px; background: #fff; border: 1px solid var(--c-line);
  border-radius: var(--radius); overflow: hidden; transition: box-shadow .25s;
}
.faq details[open] { box-shadow: var(--shadow-sm); }
.faq summary {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 17px 22px; font-size: 16px; font-weight: 600; cursor: pointer; list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 22px; color: var(--c-primary); transition: transform .25s; }
.faq details[open] summary { border-bottom: 1px solid var(--c-line); }
.faq details[open] summary::after { content: "−"; }
.faq__body { padding: 14px 22px 18px; font-size: 14.5px; color: var(--c-sub); }

/* ============ CTA ============ */
.cta {
  padding: 54px 0; color: #fff;
  background: linear-gradient(120deg, #13379c, #1d4ed8 55%, #3b74ff);
}
.cta .container { display: flex; align-items: center; justify-content: space-between; gap: 26px; flex-wrap: wrap; }
.cta h2 { font-size: clamp(21px, 2.6vw, 30px); color: #fff; }
.cta p { margin: 8px 0 0; color: rgba(255, 255, 255, .82); }
.cta__btns { display: flex; gap: 12px; flex-wrap: wrap; }

/* ============ 内页头 ============ */
.pagehead {
  padding: 54px 0 46px; color: #fff; text-align: center;
  background: radial-gradient(760px 360px at 50% 0%, rgba(59, 116, 255, .5), transparent 70%),
              linear-gradient(135deg, #0d1730, #1d4ed8);
}
.pagehead h1 { font-size: clamp(25px, 3.4vw, 40px); color: #fff; }
.pagehead p { max-width: 720px; margin: 12px auto 0; color: rgba(255, 255, 255, .82); }

/* ============ 面包屑 ============ */
.crumb { padding: 14px 0; font-size: 13px; color: var(--c-muted); background: var(--c-soft); border-bottom: 1px solid var(--c-line); }
.crumb ol { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.crumb li::after { content: "/"; margin-left: 6px; color: #c9d0de; }
.crumb li:last-child::after { content: ""; }
.crumb a:hover { color: var(--c-primary); }
.crumb [aria-current="page"] { color: var(--c-sub); }

/* ============ 关于 ============ */
.about { display: grid; grid-template-columns: 1fr 1fr; gap: 46px; align-items: center; }
.about img { border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.about h2 { font-size: clamp(22px, 2.6vw, 30px); margin-bottom: 14px; }
.about p { color: var(--c-sub); }

.timeline { position: relative; padding-left: 32px; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 8px; bottom: 8px; width: 2px; background: linear-gradient(180deg, var(--c-primary), var(--c-accent)); }
.timeline li { position: relative; padding-bottom: 26px; }
.timeline li::before {
  content: ""; position: absolute; left: -32px; top: 7px; width: 16px; height: 16px;
  border: 3px solid #fff; border-radius: 50%; background: var(--c-primary); box-shadow: 0 0 0 3px var(--c-primary-soft);
}
.timeline b { display: block; font-size: 17px; color: var(--c-primary); }
.timeline p { margin: 4px 0 0; font-size: 14px; color: var(--c-sub); }

.values { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.values article { padding: 26px 20px; text-align: center; background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius); transition: .3s; }
.values article:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.values b { display: block; font-size: 17px; margin-bottom: 6px; }
.values span { font-size: 13.5px; color: var(--c-sub); }

.honors { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.honors article { padding: 22px 16px; text-align: center; background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius); }
.honors b { display: block; font-size: 18px; color: var(--c-primary); }
.honors span { font-size: 13px; color: var(--c-sub); }

/* ============ 服务详情块 ============ */
.sblock { display: grid; grid-template-columns: 1fr 1fr; gap: 42px; align-items: center; padding: 38px 0; }
.sblock + .sblock { border-top: 1px dashed var(--c-line); }
.sblock:nth-child(even) .sblock__pic { order: -1; }
.sblock img { border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.sblock h2 { font-size: 26px; margin-bottom: 10px; }
.sblock h3 { font-size: 17px; margin: 18px 0 8px; }
.sblock p { color: var(--c-sub); }
.sblock ul li { position: relative; padding-left: 22px; margin-bottom: 7px; font-size: 14px; color: var(--c-sub); }
.sblock ul li::before {
  content: ""; position: absolute; left: 3px; top: 10px; width: 7px; height: 7px;
  border-radius: 2px; background: var(--c-accent);
}

/* ============ 套餐 ============ */
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.plan { padding: 30px 26px; background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius-lg); transition: .3s; }
.plan:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.plan--hot { border-color: var(--c-primary); box-shadow: var(--shadow-sm); position: relative; }
.plan--hot::before {
  content: "推荐"; position: absolute; top: -12px; right: 20px; padding: 4px 12px;
  font-size: 12px; color: #fff; border-radius: 999px; background: var(--c-accent);
}
.plan h3 { font-size: 20px; }
.plan .price { margin: 12px 0 4px; font-size: 30px; font-weight: 800; color: var(--c-primary); }
.plan .price small { font-size: 14px; font-weight: 500; color: var(--c-muted); }
.plan ul { margin: 14px 0 20px; }
.plan ul li { position: relative; padding: 6px 0 6px 22px; font-size: 14px; color: var(--c-sub); }
.plan ul li::before { content: "✓"; position: absolute; left: 0; color: var(--c-primary); font-weight: 700; }

/* ============ 筛选 / 分页 ============ */
.filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 30px; }
.filters a, .filters button {
  padding: 8px 18px; font-size: 14px; color: var(--c-sub);
  background: #fff; border: 1px solid var(--c-line); border-radius: 999px; transition: .2s;
}
.filters a:hover { color: var(--c-primary); border-color: var(--c-primary); }
.filters .is-active { color: #fff; background: var(--c-primary); border-color: var(--c-primary); }

.pager {
  display: flex; align-items: center; justify-content: center; flex-wrap: wrap;
  gap: 8px; margin-top: 42px;
}
.pager .pager__btn,
.pager .pager__num,
.pager .pager__ellipsis,
.pager .pager__jump {
  box-sizing: border-box;
  min-width: 32px; height: 32px; padding: 0;
  font-size: 14px; line-height: 1; color: #606266;
  background: none; border: 0; border-radius: 0;
}
.pager .pager__btn,
.pager .pager__num {
  display: inline-flex; align-items: center; justify-content: center;
  background: #fff; border: 1px solid var(--mj-line, var(--c-line));
  border-radius: 4px; transition: .2s;
}
.pager .pager__btn svg {
  display: block; width: 14px; height: 14px; flex-shrink: 0;
}
.pager .pager__num:hover,
.pager .pager__btn:hover {
  color: var(--mj-blue, var(--c-primary));
  background: #fff;
  border-color: var(--mj-blue, var(--c-primary));
}
.pager .pager__num.is-current {
  color: #fff;
  background: var(--mj-blue, var(--c-primary));
  border-color: var(--mj-blue, var(--c-primary));
}
.pager .pager__btn.is-disabled { opacity: .45; cursor: not-allowed; pointer-events: none; }
.pager .pager__ellipsis {
  display: inline-flex; align-items: center; justify-content: center;
  letter-spacing: 2px;
}
.pager .pager__jump {
  display: inline-flex; align-items: center; gap: 8px;
  margin-left: 10px; border: 0; background: none; height: auto; min-width: 0;
}
.pager .pager__jump input {
  box-sizing: border-box;
  width: 46px; height: 32px; padding: 0 6px; text-align: center;
  font-size: 14px; line-height: 30px; color: #606266;
  border: 1px solid var(--mj-line, var(--c-line)); border-radius: 4px; outline: none;
}
.pager .pager__jump input:focus {
  border-color: var(--mj-blue, var(--c-primary));
}

/* ============ 文章 ============ */
.post { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 36px; align-items: start; }
.post__main { padding: 34px; background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius-lg); }
.post__meta {
  display: flex; flex-wrap: wrap; gap: 16px; padding-bottom: 16px; margin-bottom: 20px;
  font-size: 13px; color: var(--c-muted); border-bottom: 1px dashed var(--c-line);
}
.post__main h1 { font-size: clamp(22px, 2.8vw, 32px); margin-bottom: 12px; }
.post__main h2 { font-size: 21px; margin: 30px 0 12px; padding-left: 12px; border-left: 4px solid var(--c-primary); }
.post__main h3 { font-size: 17px; margin: 22px 0 8px; }
.post__main p { color: #414b60; }
.post__main img { border-radius: var(--radius); margin: 16px 0; }
.post__main ul { margin: 0 0 16px; }
.post__main ul li { position: relative; padding-left: 20px; margin-bottom: 7px; color: #414b60; }
.post__main ul li::before { content: ""; position: absolute; left: 4px; top: 12px; width: 6px; height: 6px; border-radius: 50%; background: var(--c-primary); }
.post__main blockquote {
  margin: 18px 0; padding: 14px 18px; font-size: 14.5px; color: var(--c-sub);
  background: var(--c-soft); border-left: 4px solid var(--c-accent); border-radius: 0 8px 8px 0;
}
.post__nav { display: flex; justify-content: space-between; gap: 14px; margin-top: 30px; padding-top: 18px; font-size: 14px; border-top: 1px solid var(--c-line); }
.post__nav a:hover { color: var(--c-primary); }

.side { position: sticky; top: calc(var(--nav-h) + 20px); display: grid; gap: 20px; }
.side__card { padding: 22px; background: #fff; border: 1px solid var(--c-line); border-radius: var(--radius); }
.side__card h2 { font-size: 17px; margin-bottom: 14px; padding-bottom: 10px; border-bottom: 1px solid var(--c-line); }
.side__list li { padding: 9px 0; font-size: 14px; border-bottom: 1px dashed var(--c-line); }
.side__list li:last-child { border-bottom: 0; }
.side__list a { display: flex; gap: 8px; }
.side__list a:hover { color: var(--c-primary); }
.side__list i { flex: 0 0 auto; color: var(--c-accent); font-style: normal; }

/* ============ 页脚 ============ */
.footer { padding: 56px 0 0; color: rgba(255, 255, 255, .7); background: var(--c-dark); }
.footer__top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 34px; padding-bottom: 36px; }
.footer h2 { font-size: 16px; color: #fff; margin-bottom: 16px; }
.footer__brand p { font-size: 13.5px; }
.footer ul li { padding: 6px 0; font-size: 13.5px; }
.footer ul a:hover { color: var(--c-accent); }
.footer address { font-style: normal; font-size: 13.5px; line-height: 2; }
.footer address b { display: block; font-size: 22px; color: var(--c-accent); }
.footer__bottom {
  padding: 18px 0; font-size: 13px; text-align: center; color: rgba(255, 255, 255, .55);
  border-top: 1px solid rgba(255, 255, 255, .1);
}
.footer__bottom a:hover { color: var(--c-accent); }
.friendlink { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-bottom: 10px; }

/* ============ 悬浮工具 ============ */
.fixed-tools { position: fixed; right: 16px; bottom: 22px; z-index: 95; display: grid; gap: 10px; }
.fixed-tools a, .fixed-tools button {
  display: flex; align-items: center; justify-content: center; width: 46px; height: 46px;
  color: #fff; border: 0; border-radius: 12px; background: var(--c-primary);
  box-shadow: 0 8px 20px rgba(29, 78, 216, .3); transition: .25s;
}
.fixed-tools a:hover, .fixed-tools button:hover { background: var(--c-accent); transform: translateY(-3px); }
.fixed-tools .to-top { opacity: 0; visibility: hidden; }
.fixed-tools .to-top.is-show { opacity: 1; visibility: visible; }
.fixed-tools svg { width: 20px; height: 20px; }

/* ============ 动效 ============ */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .1s; }
.reveal[data-delay="2"] { transition-delay: .2s; }
.reveal[data-delay="3"] { transition-delay: .3s; }
.reveal[data-delay="4"] { transition-delay: .4s; }

.skip-link {
  position: absolute !important;
  left: -9999px !important;
  top: auto !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
}

/* ============ 响应式 ============ */
@media (max-width: 1080px) {
  .grid.g-4, .values, .honors, .steps { grid-template-columns: repeat(2, 1fr); }
  .clients { grid-template-columns: repeat(3, 1fr); }
  .post { grid-template-columns: 1fr; }
  .side { position: static; grid-template-columns: 1fr 1fr; }
  .footer__top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .nav {
    position: fixed; inset: 0 0 0 auto; width: 280px; padding: 84px 20px 30px;
    background: #fff; box-shadow: var(--shadow-lg);
    transform: translateX(100%); transition: transform .32s ease; overflow-y: auto;
  }
  .nav.is-open { transform: none; }
  .nav__list { flex-direction: column; align-items: stretch; gap: 4px; }
  .nav__list > li > a { padding: 13px 14px; border-bottom: 1px solid var(--c-line); border-radius: 0; }
  .nav__list > li > a::after { display: none; }
  .submenu { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: 0; padding: 4px 0 8px 12px; min-width: 0; }
  .has-menu:hover > .submenu { display: block; }
  .nav-toggle { display: block; }
  .header__tel { display: none; }
  .hero__inner { grid-template-columns: 1fr; padding: 56px 0 70px; }
  .hero__pic { order: -1; }
  .stats { grid-template-columns: repeat(2, 1fr); margin-top: -40px; }
  .about, .contact-box, .sblock { grid-template-columns: 1fr; gap: 28px; }
  .sblock:nth-child(even) .sblock__pic { order: 0; }
  .adv { grid-template-columns: 1fr 1fr; }
  .grid.g-3 { grid-template-columns: 1fr 1fr; }
  .footer__top { grid-template-columns: 1fr; gap: 26px; }
  .side { grid-template-columns: 1fr; }
  .form__row { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  body { font-size: 14.5px; }
  .section { padding: 52px 0; }
  .grid.g-2, .grid.g-3, .grid.g-4, .adv, .values, .honors, .steps, .plans, .clients { grid-template-columns: 1fr; }
  .grid.g-2.keep2, .grid.g-4.keep2 { grid-template-columns: 1fr 1fr; }
  .topbar .container { justify-content: center; text-align: center; }
  .stats { grid-template-columns: 1fr 1fr; gap: 12px; }
  .news, .news > a { grid-template-columns: 1fr; gap: 12px; text-align: left; }
  .news__date { display: flex; align-items: baseline; gap: 8px; width: fit-content; padding: 6px 14px; }
  .news__date b { font-size: 20px; }
  .post__main { padding: 22px 18px; }
  .hero__btns .btn { flex: 1 1 auto; }
  .fixed-tools { right: 10px; bottom: 14px; }
  .fixed-tools a, .fixed-tools button { width: 42px; height: 42px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}