/*!
 * HABIVON 主题组件样式
 * 依赖同目录 main.css（原设计稿的 Tailwind v4 产物：preflight + 工具类 + .horvin-* 排版类）
 * 本文件只写"组件"，类名统一 hv- 前缀，避免与工具类冲突。
 */

:root {
  --hv-navy: #0d1b3b;
  --hv-navy-2: #16294d;
  --hv-navy-3: #233d66;
  --hv-navy-4: #33507e;
  --hv-navy-5: #6f86ad;
  --hv-navy-6: #c6d2e4;
  --hv-orange: #e36921;
  --hv-white: #fefefe;
  --hv-soft: #f4f6f9;
  --hv-soft-2: #eef3f9;
  --hv-text: #4b5563;
  --hv-text-2: #374151;
  --hv-gray: #6b7280;
  --hv-line: #e5e7eb;
  --hv-max: none;
  --hv-font: "Saira", -apple-system, "Segoe UI", "Microsoft YaHei", sans-serif;
  /* 设计稿 main.css 的 body 规则引用这两个变量，缺省会导致字体回退到系统默认，必须在此给出 */
  --font-family-base: "Saira", sans-serif;
  --font-titillium: "Saira", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--hv-font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--hv-text);
  background: #fff;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
button { font-family: inherit; }

.hv-container { width: 100%; max-width: var(--hv-max); margin: 0 auto; padding: 0 16px; }
@media (min-width: 768px) { .hv-container { padding: 0 64px; } }
.hv-container--narrow { max-width: var(--hv-max); }

/* ── 排版工具类（不依赖 main.css 的备份） ─────────────── */
.hv-h1 { font-size: 44px; line-height: 1.05; font-weight: 700; margin: 0; }
.hv-h2 { font-size: 34px; line-height: 1.1; font-weight: 700; margin: 0; }
.hv-h3 { font-size: 24px; line-height: 1.2; font-weight: 700; margin: 0; }
@media (min-width: 768px) {
  .hv-h1 { font-size: 60px; }
  .hv-h2 { font-size: 48px; }
  .hv-h3 { font-size: 28px; }
}
.hv-eyebrow { color: var(--hv-orange); text-transform: uppercase; letter-spacing: .25em; font-size: 14px; font-weight: 600; margin: 0 0 12px; }
.hv-orange { color: var(--hv-orange); }
.hv-navy { color: var(--hv-navy); }
.hv-lead { font-size: 18px; line-height: 1.75; color: var(--hv-text); }
.hv-muted { color: var(--hv-gray); }
.hv-center { text-align: center; }

/* ── 按钮 ─────────────────────────────────────────────── */
.hv-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 32px; border-radius: 6px; border: 1px solid transparent;
  font-size: 15px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase;
  cursor: pointer; transition: background-color .2s, color .2s, border-color .2s;
}
.hv-btn--primary { background: var(--hv-orange); color: #fff; }
.hv-btn--primary:hover { background: var(--hv-navy); color: #fff; }
.hv-btn--ghost { border-color: var(--hv-navy); color: var(--hv-navy); background: transparent; }
.hv-btn--ghost:hover { background: var(--hv-navy); color: #fff; }
.hv-btn--light { border-color: rgba(255,255,255,.7); color: #fff; background: transparent; }
.hv-btn--light:hover { background: var(--hv-orange); border-color: var(--hv-orange); color: #fff; }
.hv-btn--sm { padding: 10px 20px; font-size: 13px; }
.hv-link-more { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; border-bottom: 1px solid currentColor; padding-bottom: 2px; transition: color .3s; }
.hv-link-more:hover { color: var(--hv-orange); }

/* ── 顶部导航 ─────────────────────────────────────────── */
.hv-header { position: sticky; top: 0; z-index: 60; }
.hv-header__bar { position: relative; height: 65px; display: flex; align-items: center; justify-content: space-between; padding: 0 16px; }
@media (min-width: 768px) { .hv-header__bar { padding: 0 64px; } }
.hv-header__bg { position: absolute; inset: 0; background: rgba(13,27,59,.7); pointer-events: none; }
.hv-nav { position: relative; display: none; align-items: center; gap: 32px; }
@media (min-width: 900px) { .hv-nav { display: flex; } }
.hv-nav a { position: relative; display: flex; flex-direction: column; align-items: flex-start; }
.hv-nav__link { font-size: 14px; font-weight: 600; text-transform: uppercase; letter-spacing: .02em; color: #fff; white-space: nowrap; line-height: 1.2; transition: color .2s; }
.hv-nav a:hover .hv-nav__link { color: var(--hv-navy-6); }
.hv-nav__line { height: 1px; width: 0; background: #fff; transition: width .2s; }
.hv-nav a:hover .hv-nav__line { width: 100%; }
.hv-nav__current .hv-nav__link { color: var(--hv-orange); }
.hv-nav__current .hv-nav__line { width: 100%; background: var(--hv-orange); }
.hv-nav__btn {
  padding: 8px 16px; border-radius: 4px; background: var(--hv-orange); color: #fff !important;
  font-size: 14px; font-weight: 600; text-transform: uppercase; transition: background-color .2s;
}
.hv-nav__btn:hover { background: #fff; color: var(--hv-navy) !important; }
.hv-header__logo { position: absolute; left: 50%; transform: translateX(-50%); z-index: 2; display: flex; align-items: center; }
.hv-header__logo img { height: 30px; width: auto; }
@media (min-width: 768px) { .hv-header__logo img { height: 36px; } }
.hv-sub { position: relative; }
.hv-sub__panel {
  position: absolute; left: 0; top: 100%; padding-top: 12px; z-index: 60;
  opacity: 0; visibility: hidden; transform: translateY(6px); transition: opacity .2s, transform .2s, visibility .2s;
}
.hv-sub:hover .hv-sub__panel { opacity: 1; visibility: visible; transform: translateY(0); }
.hv-sub__panel-inner { background: #fff; min-width: 220px; box-shadow: 0 10px 30px rgba(0,0,0,.18); }
.hv-sub__panel a { display: block; padding: 12px 24px; font-size: 14px; font-weight: 600; text-transform: uppercase; color: var(--hv-navy); transition: background-color .2s, color .2s; }
.hv-sub__panel a:hover { background: var(--hv-navy-6); color: var(--hv-navy); }
.hv-burger { position: relative; display: inline-flex; color: #fff; background: none; border: 0; cursor: pointer; padding: 0; }
@media (min-width: 900px) { .hv-burger { display: none; } }
.hv-mobile { position: fixed; inset: 0; z-index: 80; display: none; }
.hv-mobile.is-open { display: block; }
.hv-mobile__mask { position: absolute; inset: 0; background: rgba(0,0,0,.5); }
.hv-mobile__panel { position: absolute; inset: 0 25% 0 0; background: var(--hv-navy); padding: 0 24px 24px; overflow-y: auto; transform: translateX(-100%); transition: transform .3s; }
.hv-mobile.is-open .hv-mobile__panel { transform: translateX(0); }
.hv-mobile__head { display: flex; align-items: center; justify-content: space-between; height: 65px; }
.hv-mobile__close { background: none; border: 0; color: var(--hv-navy-4); cursor: pointer; font-size: 26px; line-height: 1; padding: 4px; }
.hv-mobile__logo img { height: 24px; }
.hv-mobile ul { list-style: none; margin: 24px 0 0; padding: 0; }
.hv-mobile li { border-bottom: 1px solid rgba(255,255,255,.12); }
.hv-mobile li a { display: block; padding: 12px 0; color: #fff; font-size: 14px; font-weight: 600; text-transform: uppercase; }
.hv-mobile li a:hover { color: var(--hv-orange); }

/* ── 首页 Hero ───────────────────────────────────────── */
.hv-hero { position: relative; min-height: 78vh; display: flex; align-items: center; overflow: hidden; }
/* 超高视口（含无头浏览器截图）下给个上限，别让首屏占满整屏 */
@media (min-height: 1000px) { .hv-hero { min-height: 780px; } }
@media (min-width: 768px) { .hv-hero { min-height: 90vh; } }
@media (min-width: 768px) and (min-height: 1000px) { .hv-hero { min-height: 780px; } }
.hv-hero__bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.hv-hero__mask { position: absolute; inset: 0; background: rgba(0,0,0,.5); }
.hv-hero__inner { position: relative; z-index: 2; width: 100%; max-width: var(--hv-max); margin: 0 auto; padding: 0 16px; }
@media (min-width: 768px) { .hv-hero__inner { padding: 0 64px; } }
.hv-hero__title { color: #fff; font-size: 46px; line-height: .95; font-weight: 700; margin: 0; }
@media (min-width: 768px) { .hv-hero__title { font-size: 96px; } }
.hv-hero__text { color: rgba(255,255,255,.9); font-size: 18px; max-width: 620px; margin: 18px 0 0; }
@media (min-width: 768px) { .hv-hero__text { font-size: 22px; } }
.hv-hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 40px; }
@media (min-width: 768px) { .hv-hero__cta { margin-top: 90px; } }
.hv-hero__dots { position: absolute; bottom: 28px; left: 0; right: 0; z-index: 3; display: flex; justify-content: center; gap: 10px; }
.hv-hero__dot { width: 10px; height: 10px; border-radius: 999px; background: rgba(255,255,255,.45); border: 0; padding: 0; cursor: pointer; transition: width .3s, background-color .3s; }
.hv-hero__dot.is-active { background: var(--hv-orange); width: 28px; }

/* ── 通用区块 ─────────────────────────────────────────── */
.hv-section { padding: 64px 0; }
@media (min-width: 768px) { .hv-section { padding: 90px 0; } }
.hv-section--soft { background: var(--hv-soft); }
.hv-section--soft2 { background: var(--hv-soft-2); }
.hv-section--white { background: #fff; }
.hv-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: 40px; }
@media (min-width: 768px) { .hv-head { margin-bottom: 56px; } }
.hv-head__text { max-width: 640px; }
.hv-head__desc { margin: 16px 0 0; font-size: 18px; color: var(--hv-navy-4); }
.hv-head--center { flex-direction: column; align-items: center; text-align: center; }

/* ── 产品系列卡（首页） ───────────────────────────────── */
.hv-grid-3 { display: grid; gap: 24px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .hv-grid-3 { grid-template-columns: repeat(3, 1fr); gap: 32px; } }
.hv-grid-2 { display: grid; gap: 24px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .hv-grid-2 { grid-template-columns: repeat(2, 1fr); gap: 32px; } }
.hv-grid-4 { display: grid; gap: 24px; grid-template-columns: repeat(2, 1fr); }
@media (min-width: 900px) { .hv-grid-4 { grid-template-columns: repeat(4, 1fr); gap: 20px; } }

.hv-pcard { position: relative; overflow: hidden; aspect-ratio: 1 / 1; padding: 40px 32px; background: var(--hv-soft-2); display: flex; flex-direction: column; }
.hv-pcard__bg { position: absolute; inset: 0; background-size: cover; background-position: center; z-index: 0; opacity: 1; transition: opacity .45s; }
.hv-pcard__mask { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(0,0,0,.55) 0%, rgba(0,0,0,.10) 50%, rgba(0,0,0,0) 100%); z-index: 1; transition: background .45s; }
.hv-pcard__body { position: relative; z-index: 2; padding-right: 48px; }
.hv-pcard__title { color: #fff; font-size: 26px; font-weight: 700; margin: 0; line-height: 1.1; transition: color .45s; }
@media (min-width: 768px) { .hv-pcard__title { font-size: 34px; } }
.hv-pcard__desc { color: #fff; font-size: 16px; margin: 24px 0 0; transition: color .45s; }
.hv-pcard__foot { position: relative; z-index: 2; margin-top: auto; padding-top: 24px; }
.hv-pcard:hover .hv-pcard__mask { background: rgba(238,243,249,.85); }
.hv-pcard:hover .hv-pcard__title { color: var(--hv-orange); }
.hv-pcard:hover .hv-pcard__desc { color: var(--hv-navy); }
.hv-pcard:hover .hv-btn--light { color: var(--hv-orange); border-color: var(--hv-orange); }

/* ── 优势区（背景切换） ───────────────────────────────── */
.hv-str { position: relative; min-height: 90vh; overflow: hidden; background: var(--hv-navy); }
@media (min-height: 1000px) { .hv-str { min-height: 800px; } }
.hv-str__bg { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0; transition: opacity .7s; }
.hv-str__bg.is-on { opacity: 1; }
.hv-str__mask { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(0,0,0,.35) 0%, rgba(0,0,0,.12) 55%, rgba(0,0,0,.05) 100%); }
.hv-str__inner { position: relative; z-index: 2; display: grid; gap: 32px; padding: 64px 16px; }
@media (min-width: 900px) { .hv-str__inner { grid-template-columns: 1fr 1fr; padding: 110px 64px; align-items: start; } }
.hv-str__title { color: #fff; font-size: 44px; line-height: .95; font-weight: 700; margin: 0; }
@media (min-width: 768px) { .hv-str__title { font-size: 76px; } }
.hv-str__sub { color: #fff; font-size: 20px; margin: 12px 0 0; }
.hv-str__panel { background: rgba(13,27,59,.72); backdrop-filter: blur(6px); border-radius: 8px; padding: 28px; }
@media (min-width: 768px) { .hv-str__panel { padding: 40px; } }
.hv-str__item { color: rgba(255,255,255,.55); cursor: pointer; padding: 14px 0; border-top: 1px solid rgba(255,255,255,.12); }
.hv-str__item:first-child { border-top: 0; }
.hv-str__item.is-active { color: #fff; }
.hv-str__item-top { display: flex; align-items: center; gap: 16px; }
.hv-str__num { width: 44px; height: 44px; flex: none; border: 1px solid rgba(255,255,255,.4); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 700; }
.hv-str__name { font-size: 16px; font-weight: 600; margin: 0; }
.hv-str__desc { display: none; font-size: 14px; line-height: 1.7; color: rgba(255,255,255,.85); margin: 12px 0 0 60px; }
.hv-str__item.is-active .hv-str__desc { display: block; }
.hv-str__bar { height: 3px; margin-top: 12px; background: transparent; }
.hv-str__item.is-active .hv-str__bar { background: var(--hv-orange); }

/* ── 解决方案区（左列表 + 右面板） ────────────────────── */
.hv-sol { display: grid; gap: 24px; }
@media (min-width: 900px) { .hv-sol { grid-template-columns: 340px 1fr; align-items: stretch; } }
.hv-sol__list { border-right: 1px solid rgba(22,41,77,.2); padding-right: 24px; }
.hv-sol__list ul { list-style: none; margin: 32px 0 0; padding: 0; }
.hv-sol__btn { display: flex; align-items: center; gap: 10px; width: 100%; text-align: left; background: none; border: 0; cursor: pointer; min-height: 40px; padding: 4px 0; color: var(--hv-navy-2); }
.hv-sol__btn .chev { color: var(--hv-orange); font-weight: 700; flex: none; }
.hv-sol__btn .label { font-size: 17px; transition: font-weight .3s, color .3s; }
.hv-sol__btn.is-active .label { font-weight: 700; color: var(--hv-navy); }
.hv-sol__panels { position: relative; }
.hv-sol__panel { display: none; }
.hv-sol__panel.is-active { display: block; }
@media (min-width: 900px) { .hv-sol__panel { display: none; } .hv-sol__panel.is-active { display: grid; grid-template-columns: repeat(2, 1fr); min-height: 620px; } }
.hv-sol__intro { background: var(--hv-navy); color: #fff; padding: 40px 8%; display: flex; flex-direction: column; gap: 16px; }
.hv-sol__intro h3 { font-size: 24px; font-weight: 700; margin: 0; }
.hv-sol__intro p { font-size: 15px; line-height: 1.7; color: rgba(255,255,255,.85); margin: 0; }
.hv-sol__intro .more { margin-top: auto; padding-top: 24px; }
.hv-sol__shot { position: relative; overflow: hidden; }
.hv-sol__shot img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.hv-sol__shot:hover img { transform: scale(1.08); }
.hv-sol__shot span { position: absolute; left: 0; right: 0; bottom: 0; height: 56px; background: rgba(13,27,59,.85); color: #fff; font-size: 16px; font-weight: 700; display: flex; align-items: center; padding: 0 16px; }
.hv-sol__mobile { display: grid; gap: 20px; }
@media (min-width: 900px) { .hv-sol__mobile { display: none; } }
.hv-sol__cards { display: grid; gap: 20px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .hv-sol__cards { grid-template-columns: repeat(3, 1fr); } }

/* ── 案例卡 ───────────────────────────────────────────── */
.hv-case { position: relative; overflow: hidden; border-radius: 8px; background: var(--hv-soft-2); }
.hv-case__media { position: relative; aspect-ratio: 4 / 3; overflow: hidden; }
.hv-case__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.hv-case:hover .hv-case__media img { transform: scale(1.06); }
.hv-case__body { padding: 24px; background: #fff; }
.hv-case__title { font-size: 22px; font-weight: 700; color: var(--hv-navy); margin: 0; }
.hv-case__meta { font-size: 14px; color: var(--hv-gray); margin: 8px 0 0; }
.hv-case--banner { position: relative; min-height: 320px; display: flex; align-items: flex-end; }
.hv-case--banner .hv-case__media { position: absolute; inset: 0; aspect-ratio: auto; }
.hv-case--banner .hv-case__body { position: relative; z-index: 2; background: rgba(13,27,59,.85); color: #fff; margin: 16px; border-radius: 6px; }
.hv-case--banner .hv-case__title { color: #fff; }

/* ── 流程步骤 ─────────────────────────────────────────── */
.hv-step { display: flex; flex-direction: column; background: #fff; border-radius: 8px; overflow: hidden; box-shadow: 0 2px 14px rgba(13,27,59,.08); }
.hv-step__media { aspect-ratio: 4 / 3; overflow: hidden; background: var(--hv-soft-2); }
.hv-step__media img { width: 100%; height: 100%; object-fit: cover; }
.hv-step__body { padding: 24px 28px 28px; }
.hv-step__num { color: var(--hv-orange); font-size: 34px; font-weight: 700; line-height: 1; }
.hv-step__title { font-size: 20px; font-weight: 700; color: var(--hv-navy); margin: 12px 0 8px; }
.hv-step__desc { font-size: 15px; color: var(--hv-text); margin: 0; }
.hv-dots { display: flex; justify-content: center; gap: 8px; margin-top: 28px; }
.hv-dots button { width: 10px; height: 10px; padding: 0; border: 0; border-radius: 999px; background: rgba(13,27,59,.25); cursor: pointer; transition: width .3s, background-color .3s; }
.hv-dots button.is-active { background: var(--hv-orange); width: 28px; }

/* ── 热门产品条 ───────────────────────────────────────── */
.hv-pop { display: grid; grid-template-columns: 1fr; overflow: hidden; }
@media (min-width: 768px) { .hv-pop { grid-template-columns: repeat(3, 1fr); } }
.hv-pop__media { position: relative; overflow: hidden; background: var(--hv-soft-2); min-height: 240px; }
.hv-pop__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.hv-pop__media:hover img { transform: scale(1.05); }
.hv-pop__body { background: var(--hv-navy); padding: 32px; display: flex; flex-direction: column; }
.hv-pop__body:nth-of-type(3n+2) { background: var(--hv-navy-2); }
.hv-pop__body:nth-of-type(3n+3) { background: var(--hv-navy-3); }
.hv-pop__title { color: #fff; font-size: 20px; font-weight: 700; margin: 0; }
.hv-pop__cat { color: var(--hv-orange); font-size: 13px; letter-spacing: .05em; text-transform: uppercase; margin: 6px 0 12px; }
.hv-pop__desc { color: rgba(255,255,255,.8); font-size: 14px; line-height: 1.7; margin: 0; }
.hv-pop__more { margin-top: auto; padding-top: 20px; color: #fff; font-size: 14px; font-weight: 600; text-decoration: underline; text-underline-offset: 4px; }

/* ── CTA 条 ───────────────────────────────────────────── */
.hv-cta { background: #f2f2f2; padding: 60px 24px; text-align: center; }
.hv-cta__text { max-width: 720px; margin: 0 auto; font-size: 20px; line-height: 1.6; color: var(--hv-navy); }
@media (min-width: 768px) { .hv-cta__text { font-size: 24px; } .hv-cta { padding: 75px 24px; } }
.hv-cta__btn { margin-top: 28px; }

/* ── 内页顶部 ─────────────────────────────────────────── */
.hv-page-hero { position: relative; height: 300px; display: flex; align-items: center; justify-content: center; text-align: center; overflow: hidden; }
@media (min-width: 768px) { .hv-page-hero { height: 450px; } }
.hv-page-hero__bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.hv-page-hero__mask { position: absolute; inset: 0; background: rgba(13,27,59,.35); }
.hv-page-hero__inner { position: relative; z-index: 2; padding: 0 16px; }
.hv-page-hero__title { color: #fff; font-size: 40px; font-weight: 700; margin: 0; line-height: 1; text-transform: uppercase; }
@media (min-width: 768px) { .hv-page-hero__title { font-size: 72px; } }
.hv-page-hero__sub { color: #fff; font-size: 18px; margin: 14px 0 0; letter-spacing: .06em; font-weight: 300; }
@media (min-width: 768px) { .hv-page-hero__sub { font-size: 24px; } }

/* ── 内页 INTRO（面包屑与内容之间的图文栏目介绍，列表/分类通用） ── */
.hv-intro { background: #fff; padding: 64px 16px; }
@media (min-width: 768px) { .hv-intro { padding: 96px 64px; } }
.hv-intro__grid { display: grid; gap: 40px; align-items: center; }
@media (min-width: 768px) { .hv-intro__grid { grid-template-columns: 1fr 1fr; gap: 64px; } }
.hv-intro__eyebrow { font-size: 16px; }
.hv-intro__title { margin: 0 0 20px; }
.hv-intro__text { font-size: 17px; line-height: 1.7; color: var(--hv-text); margin: 0 0 20px; }
.hv-intro__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; font-size: 15px; color: var(--hv-text-2); }
.hv-intro__list li { display: flex; align-items: flex-start; gap: 12px; }
.hv-intro__arrow { color: var(--hv-orange); font-weight: 700; flex: none; }
.hv-intro__media { overflow: hidden; }
.hv-intro__media img { width: 100%; height: auto; border-radius: 8px; display: block; }

.hv-crumbs { background: #fff; border-bottom: 1px solid var(--hv-line); }
.hv-crumbs__inner { max-width: var(--hv-max); margin: 0 auto; padding: 20px 16px; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: 15px; color: var(--hv-gray); }
@media (min-width: 768px) { .hv-crumbs__inner { padding: 20px 64px; font-size: 18px; } }
.hv-crumbs a:hover { color: var(--hv-orange); }
.hv-crumbs .current { color: var(--hv-orange); font-weight: 600; }

/* ── 筛选条 ───────────────────────────────────────────── */
.hv-filter { background: var(--hv-navy); border-radius: 10px; padding: 14px 18px; display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.hv-filter a { padding: 12px 24px; border-radius: 4px; background: #fff; color: var(--hv-navy); font-size: 15px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; transition: background-color .2s, color .2s; }
.hv-filter a:hover { background: var(--hv-orange); color: #fff; }
.hv-filter a.is-active { background: var(--hv-orange); color: #fff; }

/* ── 产品 / 通用卡片网格 ─────────────────────────────── */
.hv-cards { display: grid; gap: 24px; grid-template-columns: 1fr; }
@media (min-width: 640px) { .hv-cards { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .hv-cards { grid-template-columns: repeat(3, 1fr); gap: 32px; } }
.hv-card { display: flex; flex-direction: column; overflow: hidden; background: #fff; border-radius: 8px; box-shadow: 0 2px 14px rgba(13,27,59,.08); transition: box-shadow .3s, transform .3s; }
.hv-card:hover { box-shadow: 0 10px 30px rgba(13,27,59,.16); transform: translateY(-3px); }
.hv-card__media { overflow: hidden; background: var(--hv-soft-2); }
.hv-card__media img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; transition: transform .3s; }
.hv-card:hover .hv-card__media img { transform: scale(1.05); }
.hv-card__body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.hv-card__cat { color: var(--hv-orange); text-transform: uppercase; font-size: 13px; font-weight: 600; letter-spacing: .04em; }
.hv-card__title { font-size: 24px; font-weight: 700; color: var(--hv-navy); margin: 10px 0 8px; line-height: 1.2; }
.hv-card__desc { font-size: 14px; color: var(--hv-gray); line-height: 1.7; margin: 0 0 20px; }
.hv-card__more { margin-top: auto; width: 100%; text-align: center; padding: 12px; background: var(--hv-orange); color: #fff; font-size: 15px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; border-radius: 6px; transition: background-color .2s; }
.hv-card__more:hover { background: var(--hv-navy); }

/* ── 详情页 ───────────────────────────────────────────── */
.hv-detail { display: grid; gap: 32px; align-items: start; }
@media (min-width: 900px) { .hv-detail { grid-template-columns: 1fr 1fr; gap: 56px; } }
.hv-detail__media { border-radius: 10px; overflow: hidden; box-shadow: 0 4px 20px rgba(13,27,59,.12); }
.hv-detail__tag { display: inline-block; background: var(--hv-soft-2); color: var(--hv-orange); text-transform: uppercase; font-size: 13px; font-weight: 600; padding: 5px 12px; border-radius: 4px; }
.hv-detail__model { font-size: 15px; font-weight: 700; color: var(--hv-navy); }
.hv-detail__title { font-size: 26px; font-weight: 700; color: var(--hv-navy); line-height: 1.2; margin: 12px 0 16px; }
@media (min-width: 768px) { .hv-detail__title { font-size: 30px; } }
.hv-detail__btns { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }
.hv-spec-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 0 0 24px; }
.hv-spec-cell { background: var(--hv-soft-2); border-radius: 8px; padding: 16px; }
.hv-spec-cell dt { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--hv-gray); margin: 0; }
.hv-spec-cell dd { font-size: 15px; font-weight: 600; color: var(--hv-navy); margin: 4px 0 0; }
.hv-block-title { font-size: 22px; font-weight: 700; color: var(--hv-navy); margin: 0 0 20px; padding-left: 16px; border-left: 4px solid var(--hv-orange); }
.hv-table { width: 100%; border-collapse: collapse; border: 1px solid var(--hv-soft-2); border-radius: 8px; overflow: hidden; }
.hv-table th, .hv-table td { padding: 12px 16px; font-size: 15px; text-align: left; border-bottom: 1px solid var(--hv-soft-2); }
.hv-table th { background: var(--hv-soft-2); color: var(--hv-navy); font-weight: 600; width: 38%; }
.hv-table td { color: var(--hv-text); }
.hv-list { background: var(--hv-soft-2); border-radius: 10px; padding: 24px; list-style: none; margin: 0; display: grid; gap: 10px 32px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .hv-list { grid-template-columns: repeat(2, 1fr); } }
.hv-list li { display: flex; gap: 10px; font-size: 14px; color: var(--hv-text-2); }
.hv-list li::before { content: "\2713"; color: var(--hv-orange); font-weight: 700; flex: none; }
.hv-arrow-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.hv-arrow-list li { display: flex; gap: 12px; font-size: 15px; color: var(--hv-text-2); }
.hv-arrow-list li::before { content: "\2192"; color: var(--hv-orange); font-weight: 700; flex: none; }
.hv-apps { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .hv-apps { grid-template-columns: repeat(3, 1fr); } }
.hv-app { background: var(--hv-soft-2); border-radius: 8px; padding: 24px; text-align: center; }
.hv-app h4 { font-size: 16px; font-weight: 600; color: var(--hv-navy); margin: 0; }
.hv-app p { font-size: 14px; color: var(--hv-gray); margin: 6px 0 0; }
.hv-gallery { display: grid; gap: 16px; grid-template-columns: repeat(2, 1fr); }
@media (min-width: 768px) { .hv-gallery { grid-template-columns: repeat(3, 1fr); } }
.hv-gallery a, .hv-gallery img { border-radius: 8px; }
.hv-gallery img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }

/* Why 块（解决方案） */
.hv-why { background: var(--hv-soft-2); border-radius: 10px; padding: 28px; }
.hv-why h4 { font-size: 20px; font-weight: 700; color: var(--hv-navy); margin: 0; }
.hv-why__desc { font-size: 14px; color: var(--hv-text); margin: 10px 0 16px; }
.hv-why ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.hv-why li { display: flex; gap: 8px; font-size: 13.5px; color: var(--hv-text-2); }
.hv-why li::before { content: "\2022"; color: var(--hv-orange); flex: none; }

/* FAQ 折叠 */
.hv-faq { border-top: 0; }
.hv-faq__item { border: 1px solid var(--hv-line); border-radius: 10px; margin-bottom: 16px; overflow: hidden; background: #fff; }
.hv-faq__q { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; background: none; border: 0; padding: 18px 21px; text-align: left; font-size: 20px; font-weight: 600; color: var(--hv-navy); cursor: pointer; }
.hv-faq__q::after { content: "+"; font-size: 26px; color: var(--hv-orange); font-weight: 700; }
.hv-faq__item.is-open .hv-faq__q::after { content: "\2212"; }
.hv-faq__a { display: none; padding: 0 21px 18px; font-size: 18px; line-height: 1.7; color: var(--hv-text); }
.hv-faq__item.is-open .hv-faq__a { display: block; }
.hv-faq2-wrap { max-width: 1200px; margin: 0 auto; }

/* ── 正文排版 ─────────────────────────────────────────── */
.hv-entry { font-size: 16px; line-height: 1.8; color: var(--hv-text); }
/* 页面容器已全宽（自适应原稿）；正文文字块限到 1200px 与原稿文字列同宽，避免一行太长难读 */
@media (min-width: 1280px) {
  .hv-entry > p, .hv-entry > ul, .hv-entry > ol { max-width: 1200px; }
}
.hv-entry h2 { font-size: 28px; color: var(--hv-navy); margin: 40px 0 16px; font-weight: 700; }
.hv-entry h3 { font-size: 22px; color: var(--hv-navy); margin: 32px 0 12px; font-weight: 700; }
.hv-entry h4 { font-size: 18px; color: var(--hv-navy); margin: 24px 0 10px; font-weight: 700; }
.hv-entry p { margin: 0 0 16px; }
.hv-entry ul, .hv-entry ol { margin: 0 0 16px; padding-left: 24px; }
.hv-entry li { margin-bottom: 8px; }
.hv-entry a { color: var(--hv-orange); text-decoration: underline; }
.hv-entry img { border-radius: 8px; }
.hv-entry blockquote { margin: 24px 0; padding: 16px 24px; border-left: 4px solid var(--hv-orange); background: var(--hv-soft-2); }
.hv-entry table { width: 100%; border-collapse: collapse; margin: 20px 0; }
.hv-entry th, .hv-entry td { border: 1px solid var(--hv-line); padding: 10px 14px; }

/* ── 分页 ─────────────────────────────────────────────── */
.hv-pager { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 48px; }
.hv-pager a, .hv-pager span { padding: 10px 16px; border: 1px solid var(--hv-line); border-radius: 4px; font-size: 15px; color: var(--hv-navy); }
.hv-pager a:hover { background: var(--hv-orange); border-color: var(--hv-orange); color: #fff; }
.hv-pager .current { background: var(--hv-navy); border-color: var(--hv-navy); color: #fff; }

/* ── 页脚 ─────────────────────────────────────────────── */
.hv-footer { background: var(--hv-navy); color: #fff; }
.hv-footer__top { max-width: var(--hv-max); margin: 0 auto; padding: 56px 16px 32px; display: grid; gap: 32px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .hv-footer__top { padding: 64px; grid-template-columns: 1.2fr 1fr 1fr 1.2fr; } }
.hv-footer h4 { font-size: 16px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; margin: 0 0 18px; }
.hv-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.hv-footer li { font-size: 15px; color: rgba(255,255,255,.8); }
.hv-footer a:hover { color: var(--hv-orange); }
.hv-footer__logo img { height: 40px; width: auto; margin-bottom: 18px; }
.hv-footer__contact p { margin: 0 0 10px; font-size: 15px; color: rgba(255,255,255,.8); }
.hv-footer__cta { background: rgba(255,255,255,.06); border-radius: 8px; padding: 24px; }
.hv-footer__cta p { font-size: 14px; color: rgba(255,255,255,.8); margin: 0 0 16px; }
.hv-footer__bottom { border-top: 1px solid var(--hv-navy-3); }
.hv-footer__bottom-inner { max-width: var(--hv-max); margin: 0 auto; padding: 16px; display: flex; flex-wrap: wrap; gap: 8px; align-items: center; justify-content: center; font-size: 14px; color: rgba(255,255,255,.6); }

/* 询盘表单（秉办询盘通短代码）外观微调 */
.hv-form-wrap .bbi-form, .bbi-form { background: #fff; border-radius: 8px; }
.bbi-form input[type="text"], .bbi-form input[type="email"], .bbi-form input[type="tel"], .bbi-form textarea, .bbi-form select {
  width: 100%; padding: 12px 14px; border: 1px solid var(--hv-line); border-radius: 4px; font-size: 15px; font-family: var(--hv-font);
}
.bbi-form input:focus, .bbi-form textarea:focus { outline: none; border-color: var(--hv-orange); }
.bbi-form button[type="submit"], .bbi-form .bbi-submit {
  background: var(--hv-orange); color: #fff; border: 0; padding: 14px 32px; border-radius: 6px;
  font-size: 15px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; cursor: pointer;
}
.bbi-form button[type="submit"]:hover { background: var(--hv-navy); }

/* ── 搜索 / 404 ───────────────────────────────────────── */
.hv-empty { padding: 60px 0; text-align: center; color: var(--hv-gray); }
.hv-search-form { display: flex; gap: 8px; max-width: 560px; margin: 0 auto; }
.hv-search-form input { flex: 1; padding: 14px 16px; border: 1px solid var(--hv-line); border-radius: 4px; font-size: 15px; }
.hv-result-count { color: var(--hv-gray); font-size: 15px; margin-bottom: 24px; }

/* ── 无障碍 ───────────────────────────────────────────── */
.screen-reader-text { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ── 产品详情页（按设计稿 product-s03a.html） ─────────── */
.hv-pdp-wrap { max-width: 1300px; margin: 0 auto; }
.hv-pdp-detail-wrap { max-width: 1100px; margin: 0 auto; }
.hv-pdp-head { margin-bottom: 48px; }
.hv-pdp-eyebrow { font-size: 16px; }
.hv-center { text-align: center; }
.hv-center .hv-h2 { margin-top: 0; }

/* Overview（左图右描述） */
.hv-pdp-ov { background: var(--hv-soft); padding: 64px 16px; }
@media (min-width: 768px) { .hv-pdp-ov { padding: 80px 64px; } }
.hv-pdp-ov-grid { display: grid; gap: 40px; align-items: start; }
@media (min-width: 900px) { .hv-pdp-ov-grid { grid-template-columns: 1fr 1fr; gap: 48px; } }
.hv-pdp-figure { overflow: hidden; border-radius: 10px; box-shadow: 0 4px 20px rgba(13,27,59,.12); }
.hv-pdp-figure img { width: 100%; height: auto; display: block; }
.hv-pdp-badges { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.hv-pdp-badge { color: var(--hv-orange); text-transform: uppercase; font-size: 13px; font-weight: 600; letter-spacing: .04em; background: var(--hv-soft-2); padding: 5px 12px; border-radius: 4px; }
.hv-pdp-model { font-size: 15px; font-weight: 700; color: var(--hv-navy); }
.hv-pdp-h3 { color: var(--hv-navy); font-weight: 700; margin: 0 0 16px; font-size: 30px; line-height: 1.2; }
.hv-pdp-desc { font-size: 16px; line-height: 1.7; color: var(--hv-text); margin-bottom: 24px; }
.hv-pdp-desc p { margin: 0; }
.hv-pdp-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 24px; }
.hv-pdp-fact { padding: 16px; background: var(--hv-soft-2); border-radius: 8px; }
.hv-pdp-fact__label { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--hv-gray); margin: 0; }
.hv-pdp-fact__value { font-size: 15px; font-weight: 600; color: var(--hv-navy); margin: 4px 0 0; }
.hv-pdp-btns { display: flex; flex-wrap: wrap; gap: 12px; }

/* Detail（白底窄列） */
.hv-pdp-detail { background: #fff; padding: 64px 16px; }
@media (min-width: 768px) { .hv-pdp-detail { padding: 80px 64px; } }
.hv-pdp-block { margin-bottom: 40px; }
.hv-pdp-h3spec { color: var(--hv-navy); font-weight: 700; margin: 0 0 20px; font-size: 24px; padding-left: 16px; border-left: 4px solid var(--hv-orange); line-height: 1.2; }
.hv-pdp-table { width: 100%; border-collapse: collapse; border: 1px solid var(--hv-soft-2); border-radius: 8px; overflow: hidden; }
.hv-pdp-table th { width: 38%; text-align: left; padding: 12px 16px; font-size: 15px; font-weight: 600; color: var(--hv-navy); background: var(--hv-soft-2); }
.hv-pdp-table td { padding: 12px 16px; font-size: 15px; color: var(--hv-text); }
.hv-pdp-config { list-style: none; margin: 0; padding: 24px; display: grid; grid-template-columns: 1fr; gap: 10px; background: var(--hv-soft-2); border-radius: 10px; font-size: 15px; color: var(--hv-text-2); }
@media (min-width: 768px) { .hv-pdp-config { grid-template-columns: 1fr 1fr; column-gap: 40px; } }
.hv-pdp-config li { display: flex; align-items: flex-start; gap: 12px; }
.hv-pdp-check { color: var(--hv-orange); font-weight: 700; flex: none; }
.hv-pdp-apps { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .hv-pdp-apps { grid-template-columns: repeat(3, 1fr); } }
.hv-pdp-app { padding: 24px; text-align: center; background: var(--hv-soft-2); border-radius: 8px; }
.hv-pdp-app h4 { font-size: 16px; font-weight: 600; color: var(--hv-navy); margin: 0; }
.hv-pdp-app p { font-size: 14px; color: var(--hv-gray); margin: 4px 0 0; }

/* More Models */
.hv-pdp-more { background: var(--hv-soft); padding: 64px 16px; }
@media (min-width: 768px) { .hv-pdp-more { padding: 80px 64px; } }
.hv-pdp-more .hv-pdp-head { margin-bottom: 40px; }
.hv-mcards { display: grid; gap: 24px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .hv-mcards { grid-template-columns: repeat(3, 1fr); } }
.hv-mcard { display: flex; flex-direction: column; overflow: hidden; background: #fff; border-radius: 8px; box-shadow: 0 2px 14px rgba(13,27,59,.08); transition: transform .3s, box-shadow .3s; }
.hv-mcard:hover { transform: translateY(-4px); box-shadow: 0 10px 28px rgba(13,27,59,.14); }
.hv-mcard__media { overflow: hidden; aspect-ratio: 3 / 2; background: var(--hv-soft-2); }
.hv-mcard__media img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .3s; }
.hv-mcard:hover .hv-mcard__media img { transform: scale(1.05); }
.hv-mcard__body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.hv-mcard__cat { color: var(--hv-orange); text-transform: uppercase; font-size: 13px; font-weight: 600; letter-spacing: .04em; margin: 0 0 12px; }
.hv-mcard__name { color: var(--hv-navy); font-weight: 700; line-height: 1.15; margin: 0 0 8px; font-size: 28px; }
.hv-mcard__spec { font-size: 14px; line-height: 1.6; color: var(--hv-gray); margin: 0 0 20px; }
.hv-mcard__cta { margin-top: auto; width: 100%; padding: 14px 0; text-align: center; color: #fff; font-size: 17px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; background: var(--hv-orange); border-radius: 6px; transition: background-color .2s; }
.hv-mcard:hover .hv-mcard__cta { background: var(--hv-navy); }

/* Industry Solutions 轮播（详情页内嵌） */
.hv-solc-sec { background: #fff; padding: 64px 16px; }
@media (min-width: 768px) { .hv-solc-sec { padding: 80px 64px; } }
.hv-solc-sec .hv-pdp-head { margin-bottom: 40px; }
.hv-solc { position: relative; overflow: hidden; border-radius: 10px; height: 480px; }
.hv-solc__group { position: absolute; inset: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; opacity: 0; transition: opacity .6s ease; pointer-events: none; }
.hv-solc__group.is-on { opacity: 1; pointer-events: auto; }
.hv-solc__card { position: relative; overflow: hidden; border-radius: 10px; height: 100%; display: block; }
.hv-solc__card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hv-solc__mask { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(13,27,59,0) 40%, rgba(13,27,59,.8) 100%); }
.hv-solc__body { position: absolute; bottom: 0; left: 0; padding: 20px; }
.hv-solc__body h4 { color: #fff; font-weight: 600; font-size: 18px; line-height: 1.25; margin: 0; }
.hv-solc__body span { display: inline-block; margin-top: 6px; color: var(--hv-orange); font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; }
.hv-solc__dots { display: flex; justify-content: center; align-items: center; gap: 10px; margin-top: 24px; }
.hv-solc__dot { width: 12px; height: 12px; padding: 0; border: 0; border-radius: 999px; background: #c8d3e4; cursor: pointer; transition: background-color .2s, width .2s; }
.hv-solc__dot.is-on { background: var(--hv-orange); }
@media (max-width: 899px) {
  .hv-solc { height: auto; }
  .hv-solc__group { position: static; grid-template-columns: 1fr; display: none; }
  .hv-solc__group.is-on { display: grid; }
  .hv-solc__card { height: 260px; }
}

/* ── Solutions 列表（4 行 2 列卡） ────────────────────── */
.hv-sgrid { display: grid; gap: 32px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .hv-sgrid { grid-template-columns: repeat(2, 1fr); } }
.hv-scard { display: flex; flex-direction: column; overflow: hidden; background: #fff; border-radius: 8px; box-shadow: 0 2px 14px rgba(13,27,59,.08); transition: transform .3s, box-shadow .3s; }
.hv-scard:hover { transform: translateY(-4px); box-shadow: 0 10px 28px rgba(13,27,59,.14); }
.hv-scard__media { overflow: hidden; aspect-ratio: 16 / 10; background: var(--hv-soft-2); }
.hv-scard__media img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .3s; }
.hv-scard:hover .hv-scard__media img { transform: scale(1.05); }
.hv-scard__body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.hv-scard__name { color: var(--hv-navy); font-weight: 700; line-height: 1.2; margin: 0 0 8px; font-size: 22px; }
.hv-scard__desc { font-size: 15px; line-height: 1.6; color: var(--hv-gray); margin: 0 0 20px; }
.hv-scard__cta { margin-top: auto; width: 100%; padding: 14px 0; text-align: center; color: #fff; font-size: 16px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; background: var(--hv-orange); border-radius: 6px; transition: background-color .2s; }
.hv-scard:hover .hv-scard__cta { background: var(--hv-navy); }

/* ── Why HABIVON（居中 1200，4 卡图标） ────────────────── */
.hv-why-wrap { max-width: 1200px; margin: 0 auto; }
.hv-whygrid { display: grid; gap: 24px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .hv-whygrid { grid-template-columns: repeat(2, 1fr); } }
.hv-whycard { padding: 32px; background: var(--hv-soft-2); border-radius: 10px; }
.hv-whycard__head { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; }
.hv-whycard__icon { width: 56px; height: 56px; flex: none; border-radius: 999px; display: flex; align-items: center; justify-content: center; background: var(--hv-navy); }
.hv-whycard__head h3 { color: var(--hv-navy); font-weight: 700; font-size: 20px; margin: 0; }
.hv-whycard__desc { font-size: 14px; line-height: 1.7; color: var(--hv-text); margin: 0 0 16px; }
.hv-whycard__points { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; font-size: 13.5px; color: var(--hv-text-2); }
.hv-whycard__points li { display: flex; align-items: flex-start; gap: 8px; }
.hv-whycard__points li::before { content: "•"; color: var(--hv-orange); flex: none; font-weight: 700; }

/* ── Recommended Models（一行 4 个轮播） ──────────────── */
.hv-models__viewport { overflow: hidden; }
.hv-models__track { display: flex; transition: transform .4s ease; }
.hv-model { flex: 0 0 25%; padding: 0 12px; box-sizing: border-box; }
@media (max-width: 899px) { .hv-model { flex-basis: 50%; } }
@media (max-width: 599px) { .hv-model { flex-basis: 100%; } }
.hv-model__inner { display: flex; flex-direction: column; height: 100%; overflow: hidden; background: #fff; box-shadow: 0 2px 14px rgba(13,27,59,.08); border-radius: 8px; }
.hv-model__media { overflow: hidden; aspect-ratio: 3 / 2; background: var(--hv-soft-2); }
.hv-model__media img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .3s; }
.hv-model:hover .hv-model__media img { transform: scale(1.05); }
.hv-model__body { padding: 20px; display: flex; flex-direction: column; flex: 1; }
.hv-model__label { color: var(--hv-orange); text-transform: uppercase; font-size: 12px; font-weight: 600; letter-spacing: .04em; margin: 0 0 8px; }
.hv-model__name { color: var(--hv-navy); font-weight: 700; line-height: 1.15; margin: 0 0 8px; font-size: 24px; }
.hv-model__spec { font-size: 13px; line-height: 1.6; color: var(--hv-gray); margin: 0 0 16px; }
.hv-model__cta { margin-top: auto; width: 100%; padding: 12px 0; text-align: center; color: #fff; font-size: 15px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; background: var(--hv-orange); border-radius: 6px; transition: background-color .2s; }
.hv-model:hover .hv-model__cta { background: var(--hv-navy); }
.hv-models__nav { display: flex; justify-content: center; align-items: center; gap: 14px; margin-top: 28px; }
.hv-models__arrow { width: 38px; height: 38px; border-radius: 999px; border: 1px solid var(--hv-navy-6); background: #fff; color: var(--hv-navy); cursor: pointer; font-size: 16px; line-height: 1; }
.hv-models__arrow:hover { background: var(--hv-orange); border-color: var(--hv-orange); color: #fff; }
.hv-models__dots { display: flex; gap: 8px; }
.hv-models__dots button { width: 10px; height: 10px; padding: 0; border: 0; border-radius: 999px; background: #ccd3e0; cursor: pointer; transition: background-color .2s, width .2s; }
.hv-models__dots button.is-on { background: var(--hv-navy); width: 26px; }

/* ── Featured Projects（一行 3 个案例卡） ─────────────── */
.hv-projects { display: grid; gap: 32px; grid-template-columns: 1fr; }
@media (min-width: 768px) { .hv-projects { grid-template-columns: repeat(3, 1fr); } }
.hv-pj { position: relative; overflow: hidden; display: block; border-radius: 8px; }
.hv-pj img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block; }
.hv-pj__grad { position: absolute; left: 0; right: 0; bottom: 0; height: 70%; background: linear-gradient(180deg, rgba(13,27,59,0) 20%, rgba(13,27,59,.9) 100%); }
.hv-pj__title, .hv-pj__desc { position: absolute; left: 0; right: 0; bottom: 0; padding: 19px 21px; transition: transform .32s ease, opacity .32s ease; }
.hv-pj__title h4 { color: #fff; font-weight: 600; font-size: 19px; line-height: 1.2; margin: 0; }
.hv-pj__title small { font-size: 13px; font-weight: 400; color: rgba(255,255,255,.75); }
.hv-pj__desc { transform: translateY(110%); opacity: 0; }
.hv-pj__desc p { color: #eef3f9; font-size: 14px; line-height: 1.5; margin: 0; }
.hv-pj:hover .hv-pj__desc { transform: translateY(0); opacity: 1; }
.hv-pj:hover .hv-pj__title { transform: translateY(-130%); }

/* ── Case Studies 列表卡（1 行 3 个） ─────────────────── */
.hv-ccard { display: flex; flex-direction: column; overflow: hidden; background: #fff; border-radius: 8px; box-shadow: 0 2px 14px rgba(13,27,59,.08); transition: transform .3s, box-shadow .3s; }
.hv-ccard:hover { transform: translateY(-4px); box-shadow: 0 10px 28px rgba(13,27,59,.14); }
.hv-ccard__media { overflow: hidden; aspect-ratio: 3 / 2; background: var(--hv-soft-2); }
.hv-ccard__media img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .3s; }
.hv-ccard:hover .hv-ccard__media img { transform: scale(1.05); }
.hv-ccard__body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.hv-ccard__loc { font-size: 13px; text-transform: uppercase; letter-spacing: .04em; color: var(--hv-gray); margin: 0 0 4px; }
.hv-ccard__name { color: var(--hv-navy); font-weight: 700; line-height: 1.2; margin: 0 0 12px; font-size: 24px; }
.hv-ccard__desc { font-size: 14px; line-height: 1.6; color: var(--hv-gray); margin: 0 0 20px; }
.hv-ccard__cta { margin-top: auto; width: 100%; padding: 14px 0; text-align: center; color: #fff; font-size: 16px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; background: var(--hv-orange); border-radius: 6px; transition: background-color .2s; }
.hv-ccard:hover .hv-ccard__cta { background: var(--hv-navy); }

/* ── About Us ─────────────────────────────────────────── */
.hv-whygrid--4 { gap: 24px; }
@media (min-width: 768px) { .hv-whygrid--4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .hv-whygrid--4 { grid-template-columns: repeat(4, 1fr); } }
.hv-whycard__tag { color: var(--hv-orange); text-transform: uppercase; font-size: 12px; font-weight: 600; letter-spacing: .04em; margin: 2px 0 0; }
.hv-whycard__icon--lg { width: 60px; height: 60px; }
.hv-whycard__points--check li::before { content: "\2713"; }
.hv-about-factory-desc { font-size: 17px; line-height: 1.7; color: var(--hv-text); max-width: 820px; margin: 24px auto 0; }
.hv-factory { display: grid; gap: 16px; grid-template-columns: repeat(3, 1fr); }
@media (max-width: 767px) { .hv-factory { grid-template-columns: repeat(2, 1fr); } }
.hv-factory img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; display: block; background: var(--hv-soft-2); border-radius: 6px; box-shadow: 0 2px 10px rgba(13,27,59,.08); }
.hv-about-cta { max-width: 896px; margin: 0 auto; text-align: center; }
.hv-about-cta__text { font-size: 17px; line-height: 1.7; color: var(--hv-text); margin: 24px 0 40px; }

@media (max-width: 899px) {
  .hv-str__panel { margin-top: 24px; }
}

/* ── 联系我们（contact-us 专用：左信息卡 + 右询盘表单卡） ── */
.hv-contact { background: #fff; padding: 64px 16px; }
@media (min-width: 768px) { .hv-contact { padding: 96px 40px; } }
.hv-contact__grid { max-width: 1800px; margin: 0 auto; display: grid; grid-template-columns: 1fr; gap: 40px; }
@media (min-width: 768px) { .hv-contact__grid { grid-template-columns: 1fr 1fr; gap: 56px; } }

.hv-contact__eyebrow { font-size: 16px; }

/* 左卡：联系信息 */
.hv-contact__info { background: var(--hv-soft); border-radius: 12px; padding: 32px; display: flex; flex-direction: column; }
@media (min-width: 768px) { .hv-contact__info { padding: 40px; } }
.hv-contact__title { margin-bottom: 24px; }
.hv-contact__lead { font-size: 16px; line-height: 1.7; color: var(--hv-text); margin: 0 0 32px; }
.hv-contact__items { display: flex; flex-direction: column; gap: 46px; }
.hv-contact__item { display: flex; align-items: flex-start; gap: 16px; }
.hv-contact__icon { width: 46px; height: 46px; flex: none; border-radius: 50%; display: flex; align-items: center; justify-content: center; background: var(--hv-navy); }
.hv-contact__label { font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--hv-gray); margin: 0 0 4px; }
.hv-contact__value { font-size: 15px; font-weight: 600; color: var(--hv-navy); margin: 0; line-height: 1.5; }
.hv-contact__note { margin-top: auto; padding-top: 32px; border-top: 1px solid #d9dfe9; }
.hv-contact__note p { font-size: 14px; line-height: 1.7; color: var(--hv-gray); margin: 0; }

/* 右卡：询盘表单（作用域内覆盖插件默认外观，不影响首页表单） */
.hv-contact__form { background: #fff; border: 1px solid #e4e8f0; border-radius: 12px; box-shadow: 0 6px 28px rgba(13,27,59,.08); padding: 32px; }
@media (min-width: 768px) { .hv-contact__form { padding: 40px; } }
.hv-contact__form .bbi-form-wrap { background: transparent; border: 0; box-shadow: none; padding: 0; margin: 0; }
.hv-contact__form .bbi-form-title { font-size: 34px; line-height: 1.1; font-weight: 700; color: var(--hv-navy); margin: 0 0 8px; }
@media (min-width: 768px) { .hv-contact__form .bbi-form-title { font-size: 48px; } }
.hv-contact__form .bbi-form-desc { font-size: 15px; line-height: 1.7; color: var(--hv-gray); margin: 0 0 28px; }
.hv-contact__form .bbi-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin: 0; }
@media (max-width: 639px) { .hv-contact__form .bbi-fields { grid-template-columns: 1fr; } }
.hv-contact__form .bbi-row { width: auto; padding: 0; margin: 0; min-width: 0; }
.hv-contact__form .bbi-col-full { grid-column: 1 / -1; }
.hv-contact__form .bbi-label { display: block; font-size: 13px; font-weight: 600; color: var(--hv-navy); margin-bottom: 6px; }
.hv-contact__form .bbi-input {
  width: 100%; padding: 12px 14px; border: 1px solid #d5dbe5; border-radius: 6px;
  font-size: 15px; font-family: var(--hv-font); background: #fff; color: var(--hv-text-2);
}
.hv-contact__form .bbi-input:focus { outline: none; border-color: var(--hv-orange); }
.hv-contact__form .bbi-textarea { resize: vertical; }
.hv-contact__form select.bbi-select { height: auto; line-height: 1.5; }
.hv-contact__form .bbi-row-submit { grid-column: 1 / -1; }
.hv-contact__form .bbi-submit {
  width: 100%; padding: 14px; background: var(--hv-orange); color: #fff;
  border: 1px solid var(--hv-orange); border-radius: 6px;
  font-size: 16px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em;
  cursor: pointer; transition: background .2s ease, border-color .2s ease;
}
.hv-contact__form .bbi-submit:hover { background: var(--hv-navy); border-color: var(--hv-navy); }
.hv-contact__form .bbi-msg { font-size: 14px; }