/* ═══════════════════════════════════════════════════════════
   home-new.css — HANLIAN AUTO 首页
   浅色B2B专业风 · 统一字体排版 · 精致微动效
   ═══════════════════════════════════════════════════════════ */

:root {
  --hn-ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --hn-ease-out: cubic-bezier(0.25, 1, 0.5, 1);
}

/* ═══════════════════════════════════════════
   统一标题/副标题
   ═══════════════════════════════════════════ */
.hn-overline {
  font-size: var(--text-xs); font-weight: 600; letter-spacing: 0.15em;
  text-transform: uppercase; color: var(--color-accent);
  display: block; margin-bottom: 0.75rem;
  font-family: var(--font-primary);
}
.hn-heading {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.2vw, 2.5rem);
  font-weight: 600; letter-spacing: -0.02em; line-height: 1.12;
  color: var(--color-text);
}
.hn-lead {
  font-size: var(--text-sm); color: var(--color-text-muted);
  line-height: 1.7; max-width: 500px; margin-top: 0.5rem;
}
.hn-overline-light {
  font-size: var(--text-xs); font-weight: 600; letter-spacing: 0.15em;
  text-transform: uppercase; color: rgba(255,255,255,0.4);
  display: block; margin-bottom: 0.75rem;
  font-family: var(--font-primary);
}
.hn-heading-light {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3.2vw, 2.5rem);
  font-weight: 600; letter-spacing: -0.02em; line-height: 1.12;
  color: #fff;
}

/* ═══════════════════════════════════════════
   HERO — 视频背景 (richer overlay + typography)
   ═══════════════════════════════════════════ */
.hn-hero {
  position: relative; width: 100%; height: 100vh; min-height: 640px;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden; background: #0a0705;
}
.hn-hero-video-wrap { position: absolute; inset: 0; z-index: 0; }
.hn-hero-video { width: 100%; height: 100%; object-fit: cover; }
.hn-hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background:
    radial-gradient(ellipse at 65% 25%, rgba(196,30,58,0.14) 0%, transparent 55%),
    radial-gradient(ellipse at 30% 70%, rgba(6,130,219,0.08) 0%, transparent 50%),
    linear-gradient(to bottom, rgba(10,7,5,0.15) 0%, rgba(10,7,5,0.5) 60%, rgba(10,7,5,0.75) 100%);
}
.hn-hero-content {
  position: relative; z-index: 2; text-align: center;
  padding: 0 24px; max-width: 960px;
}
.hn-hero-tag-row {
  display: flex; align-items: center; justify-content: center;
  gap: 24px; margin-bottom: 2rem;
}
.hn-hero-line { width: 56px; height: 1px; background: rgba(255,255,255,0.25); }
.hn-hero-tag {
  font-size: 0.6rem; font-weight: 600;
  letter-spacing: 0.28em; text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  font-family: var(--font-primary);
}
.hn-hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6rem); font-weight: 600;
  line-height: 1.04; color: #fff;
  margin-bottom: 1.5rem; letter-spacing: -0.03em;
}
.hn-hero-title i { font-style: italic; color: var(--color-accent); }
.hn-hero-sub {
  font-size: clamp(0.85rem, 1.5vw, 1rem);
  color: rgba(255,255,255,0.38); font-weight: 400;
  line-height: 1.7; max-width: 560px;
  margin: 0 auto 2.5rem;
}
.hn-hero-btns {
  display: flex; gap: 14px; justify-content: center; flex-wrap: wrap;
}

/* ── 按钮 ── */
.hn-btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 34px; font-size: var(--text-xs); font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase;
  border-radius: 6px; transition: all 0.35s var(--hn-ease-out);
  text-decoration: none; font-family: var(--font-primary);
}
.hn-btn-primary { background: var(--color-accent); color: #fff; border: none; }
.hn-btn-primary:hover { background: #d4283e; transform: translateY(-2px); box-shadow: 0 10px 30px rgba(196,30,58,0.35); }
.hn-btn-outline { background: transparent; color: rgba(255,255,255,0.75); border: 1px solid rgba(255,255,255,0.15); }
.hn-btn-outline:hover { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.4); color: #fff; transform: translateY(-2px); }

/* Scroll 提示 */
.hn-scroll-hint {
  position: absolute; bottom: 40px; right: 40px; z-index: 2;
  display: flex; align-items: center; gap: 10px;
  color: rgba(255,255,255,0.3); font-size: 0.52rem;
  letter-spacing: 0.22em; text-transform: uppercase;
}
.hn-scroll-line { width: 1px; height: 32px; background: rgba(255,255,255,0.1); overflow: hidden; position: relative; }
.hn-scroll-dot {
  position: absolute; top: 0; left: -1px;
  width: 3px; height: 10px; background: var(--color-accent); border-radius: 2px;
  animation: hnScrollDot 2s ease-in-out infinite;
}
@keyframes hnScrollDot {
  0% { transform: translateY(-100%); opacity: 0; }
  20% { opacity: 1; } 80% { opacity: 1; }
  100% { transform: translateY(32px); opacity: 0; }
}

/* ═══════════════════════════════════════════
   BRAND PARTNERS — refined dark surface
   ═══════════════════════════════════════════ */
.hn-brands {
  padding: clamp(40px, 5vw, 60px) 0;
  position: relative; background: #fff;
  border-bottom: 1px solid var(--color-border);
}
.hn-brands .container { max-width: 100%; padding: 0; margin: 0; }
.hn-brands-header {
  text-align: left; margin-bottom: 1.25rem;
  padding: 0 clamp(20px, 5vw, 40px);
  max-width: 1320px; margin-left: auto; margin-right: auto;
}
.hn-brands-header .hn-heading { font-size: clamp(1.3rem, 2vw, 1.75rem); font-family: var(--font-display); }
.hn-brand-grid { overflow: hidden; position: relative; }
.hn-brand-grid::before,
.hn-brand-grid::after {
  content: ''; position: absolute; top: 0; bottom: 0;
  width: 60px; z-index: 2; pointer-events: none;
}
.hn-brand-grid::before { left: 0; background: linear-gradient(to right, #fff 20%, transparent); }
.hn-brand-grid::after  { right: 0; background: linear-gradient(to left, #fff 20%, transparent); }
.brand-marquee-track {
  display: flex; gap: 0;
  animation: brandScroll 60s linear infinite;
  width: max-content;
}
@keyframes brandScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
.brand-marquee-track:hover { animation-play-state: paused; }
.hn-brand-logo-item {
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; gap: 6px; padding: 16px 32px;
  background: transparent; flex-shrink: 0;
  transition: all 0.25s ease; cursor: default; min-width: 110px;
}
.hn-brand-logo-item a {
  display: flex; flex-direction: column; align-items: center;
  gap: 6px; text-decoration: none; color: inherit;
}
.hn-brand-logo-item img {
  width: 48px; height: 48px; object-fit: contain;
  background: #f6f6f6; padding: 6px; border-radius: 10px;
  transition: all 0.3s ease;
}
.hn-brand-logo-item:hover img,
.hn-brand-logo-item a:hover img { background: #e8e8e8; transform: scale(1.08); }
.hn-brand-name {
  font-size: 0.55rem; font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--color-text-dim);
  transition: color 0.25s;
}
.hn-brand-logo-item:hover .hn-brand-name,
.hn-brand-logo-item a:hover .hn-brand-name { color: var(--color-text-muted); }

/* ═══════════════════════════════════════════
   HOT MODELS — 不对称布局 + 动态光效
   ═══════════════════════════════════════════ */
.hn-hot {
  padding: var(--section-padding) 0;
  background:
    radial-gradient(ellipse at 15% 0%, rgba(196,30,58,0.04) 0%, transparent 55%),
    radial-gradient(ellipse at 85% 100%, rgba(6,130,219,0.03) 0%, transparent 50%),
    var(--color-bg-alt);
  overflow: hidden;
}
.hn-hot .container { max-width: 1320px; }
.hn-hot-header {
  display: flex; align-items: flex-end; justify-content: space-between;
  margin-bottom: 3rem; flex-wrap: wrap; gap: 14px;
}
.hn-hot-header .hn-heading { font-size: clamp(1.6rem, 3vw, 2.2rem); margin-top: 0.4rem; }

.hn-hot-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 20px;
}
.hn-hot-hero { grid-row: 1 / 3; }

.hn-hot-card {
  position: relative; background: #fff;
  border-radius: 12px; overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all 0.45s cubic-bezier(0.22, 0.61, 0.36, 1);
  display: flex; flex-direction: column;
  text-decoration: none; color: inherit;
  isolation: isolate;
}
.hn-hot-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 60px rgba(0,0,0,0.09), 0 0 0 1px rgba(196,30,58,0.08);
  border-color: rgba(196,30,58,0.2);
}

.hn-hot-img {
  position: relative; aspect-ratio: 16/10;
  overflow: hidden; flex-shrink: 0;
}
.hn-hot-hero .hn-hot-img { aspect-ratio: auto; flex: 1; min-height: 340px; }
.hn-hot-img img {
  width: 100%; height: 100%; object-fit: cover; padding: 0;
  transition: transform 0.7s cubic-bezier(0.22, 0.61, 0.36, 1);
  position: relative; z-index: 1;
}
.hn-hot-card:hover .hn-hot-img img { transform: scale(1.06); }

.hn-hot-card-glow {
  position: absolute; inset: -50%; z-index: 0;
  background: radial-gradient(circle at 50% 50%, rgba(196,30,58,0.07) 0%, transparent 65%);
  opacity: 0; transition: opacity 0.5s ease;
}
.hn-hot-card:hover .hn-hot-card-glow { opacity: 1; }

.hn-hot-card-shine {
  position: absolute; top: 0; left: -100%; z-index: 2;
  width: 60%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.18), transparent);
  transform: skewX(-15deg);
  pointer-events: none;
}
.hn-hot-card:hover .hn-hot-card-shine {
  animation: hotShine 0.8s ease forwards;
}
@keyframes hotShine {
  0% { left: -100%; }
  100% { left: 200%; }
}

.hn-hot-badge {
  position: absolute; top: 14px; left: 14px; z-index: 3;
  padding: 5px 14px; font-size: 0.5rem; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase; border-radius: 5px;
  background: linear-gradient(135deg, var(--color-accent), #e8354d);
  color: #fff; font-family: var(--font-primary);
  box-shadow: 0 4px 14px rgba(196,30,58,0.3);
}

.hn-hot-body { padding: 22px 24px 20px; position: relative; z-index: 2; }
.hn-hot-hero .hn-hot-body { padding: 30px 32px 26px; }
.hn-hot-brand {
  display: block; font-size: 0.56rem; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--color-text-dim); margin-bottom: 5px;
  font-family: var(--font-primary);
}
.hn-hot-body h3 {
  font-family: var(--font-display); font-size: 1.05rem;
  font-weight: 600; margin-bottom: 10px; color: var(--color-text);
  letter-spacing: -0.01em;
}
.hn-hot-hero .hn-hot-body h3 { font-size: 1.5rem; margin-bottom: 14px; }

.hn-hot-specs {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  margin-bottom: 14px; font-size: var(--text-xs); color: var(--color-text-muted);
  line-height: 1.4;
}
.hn-hot-hero .hn-hot-specs { font-size: var(--text-sm); gap: 12px; }
.hn-hot-spec-item strong {
  font-weight: 600; color: var(--color-text);
  font-size: 110%; font-family: var(--font-primary);
}
.hn-hot-spec-sep { color: var(--color-text-dim); font-weight: 300; }

.hn-hot-cta {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 0.6rem; font-weight: 700; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--color-accent);
  opacity: 0.4; transition: all 0.3s ease;
  font-family: var(--font-primary);
}
.hn-hot-card:hover .hn-hot-cta { opacity: 1; gap: 10px; }
.hn-hot-cta svg { transition: transform 0.3s ease; }
.hn-hot-card:hover .hn-hot-cta svg { transform: translateX(4px); }

.hn-hot-img::after {
  content: ''; position: absolute; top: 0; left: 0; right: 0; z-index: 3;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), transparent 80%);
  opacity: 0; transition: opacity 0.4s;
}
.hn-hot-card:hover .hn-hot-img::after { opacity: 1; }

.hn-hot-card[data-hot-index] {
  opacity: 0; transform: translateY(40px);
}

/* ═══════════════════════════════════════════
   ABOUT — 双栏：左侧大图 + 右侧深色文字
   ═══════════════════════════════════════════ */
.hn-about {
  position: relative; padding: var(--section-padding) 0;
  background: #fff;
}
.hn-about .container { max-width: 1320px; position: relative; }
.hn-about-bg, .hn-about-overlay { display: none; }
.hn-about-layout {
  display: grid; grid-template-columns: 1fr 1.2fr;
  gap: clamp(40px, 7vw, 80px); align-items: center;
}
.hn-about-image {
  position: relative; overflow: hidden; border-radius: 14px;
  aspect-ratio: 4/3;
  box-shadow: 0 12px 40px rgba(0,0,0,0.1);
}
.hn-about-image img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform 0.7s ease;
}
.hn-about-image:hover img { transform: scale(1.03); }
.hn-about-text .hn-heading { font-size: clamp(1.75rem, 3vw, 2.4rem); margin-bottom: 1rem; color: var(--color-text); }
.hn-about-text .hn-overline { color: var(--color-accent); }
.hn-about-p {
  font-size: 0.95rem; color: var(--color-text-muted);
  line-height: 1.75; margin-bottom: 1.5rem; max-width: 480px;
}
.hn-about-stats {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 28px 20px; margin-bottom: 1.5rem;
}
.hn-stat {
  position: relative; padding: 0 0 0 0;
  border-left: none;
  transition: transform 0.3s var(--hn-ease-out);
}
.hn-stat:hover { transform: translateY(-2px); }
.hn-stat-big {
  display: block; font-family: var(--font-display);
  font-size: 2.4rem; font-weight: 600; color: var(--color-text);
  line-height: 1; margin-bottom: 4px;
}
.hn-stat-suffix { font-size: 1.1rem; font-weight: 400; color: var(--color-text-dim); }
.hn-stat-desc {
  font-size: 0.62rem; font-weight: 600; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--color-text-dim);
  font-family: var(--font-primary);
}

/* ═══════════════════════════════════════════
   WHY US
   ═══════════════════════════════════════════ */
.hn-why {
  padding: var(--section-padding) 0;
  background: var(--color-bg-alt);
}
.hn-why .container { max-width: 1320px; }
.hn-why-head {
  text-align: center; margin-bottom: 3rem;
  max-width: 640px; margin-left: auto; margin-right: auto;
}
.hn-why-head .hn-heading { font-size: clamp(1.75rem, 3vw, 2.4rem); }
.hn-why-cards {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.hn-why-card-new {
  display: flex; flex-direction: column;
  background: #fff; border-radius: 12px; overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all 0.35s var(--hn-ease-out);
}
.hn-why-card-new:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(0,0,0,0.06);
  border-color: rgba(196,30,58,0.15);
}
.hn-why-card-top {
  position: relative; overflow: hidden;
  aspect-ratio: 16/10; background: #f0f0f0;
}
.hn-why-card-top img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform 0.6s var(--hn-ease-out);
}
.hn-why-card-new:hover .hn-why-card-top img { transform: scale(1.06); }
.hn-why-card-body { padding: 20px 18px 22px; flex: 1; display: flex; flex-direction: column; }
.hn-why-card-num {
  font-family: var(--font-display); font-size: 2rem;
  font-weight: 600; color: rgba(196,30,58,0.12);
  line-height: 1; margin-bottom: 4px;
}
.hn-why-card-body h3 { font-family: var(--font-display); font-size: 0.95rem; font-weight: 600; margin-bottom: 0.5rem; color: var(--color-text); }
.hn-why-card-body p { font-size: 0.78rem; color: var(--color-text-muted); line-height: 1.55; flex: 1; }

/* ═══════════════════════════════════════════
   TEAM PHOTOWALL
   ═══════════════════════════════════════════ */
.hn-photowall {
  padding: var(--section-padding) 0;
  overflow: hidden; background: #fff;
}
.hn-pw-header { text-align: left; max-width: 1320px; margin: 0 auto 2rem; padding: 0 clamp(20px, 5vw, 40px); }
.hn-pw-header .hn-heading { font-size: clamp(1.75rem, 3vw, 2.4rem); }
.hn-pw-track { position: relative; overflow: hidden; margin-bottom: 10px; }
.hn-pw-track:last-child { margin-bottom: 0; }
.hn-pw-inner { display: flex; gap: 10px; width: max-content; will-change: transform; }
.hn-pw-track-ltr .hn-pw-inner { animation: pwScrollLTR 40s linear infinite; }
@keyframes pwScrollLTR { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }
.hn-pw-track-rtl .hn-pw-inner { animation: pwScrollRTL 35s linear infinite; }
@keyframes pwScrollRTL { 0% { transform: translateX(-50%); } 100% { transform: translateX(0); } }
.hn-pw-track:hover .hn-pw-inner { animation-play-state: paused; }
.hn-pw-item {
  flex-shrink: 0; width: clamp(180px, 16vw, 260px);
  height: clamp(130px, 12vw, 190px);
  border-radius: 10px; overflow: hidden; position: relative;
  transition: transform 0.35s var(--hn-ease-out);
}
.hn-pw-item:hover { transform: translateY(-4px); box-shadow: 0 8px 28px rgba(0,0,0,0.1); }
.hn-pw-item img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: filter 0.4s ease;
}
.hn-pw-item:hover img { filter: brightness(1.05); }
.hn-pw-label {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 24px 12px 10px;
  background: linear-gradient(to top, rgba(0,0,0,0.5) 0%, transparent 100%);
  font-size: 0.62rem; font-weight: 600; letter-spacing: 0.06em;
  text-transform: uppercase; color: rgba(255,255,255,0.6);
}
.hn-pw-item:hover .hn-pw-label { color: rgba(255,255,255,0.95); }

/* ═══════════════════════════════════════════
   SERVICES
   ═══════════════════════════════════════════ */
.hn-services { padding: var(--section-padding) 0; background: var(--color-bg-dark); }
.hn-services .container { max-width: 1320px; }
.hn-services-head { text-align: left; margin-bottom: 2.5rem; max-width: 600px; }
.hn-services-head .hn-heading { font-size: clamp(1.75rem, 3vw, 2.4rem); color: #fff; }
.hn-services-intro { font-size: var(--text-sm); color: rgba(255,255,255,0.4); max-width: 500px; margin: 0.4rem 0 0; }
.hn-services-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
.hn-svc-card {
  padding: 32px 24px; background: rgba(255,255,255,0.04);
  border-radius: 12px; border: 1px solid rgba(255,255,255,0.06);
  transition: all 0.4s var(--hn-ease-out);
}
.hn-svc-card:hover {
  transform: translateY(-4px);
  background: rgba(255,255,255,0.07);
  border-color: rgba(255,255,255,0.15);
}
.hn-svc-icon {
  width: 48px; height: 48px; display: flex;
  align-items: center; justify-content: center;
  background: rgba(196,30,58,0.15); border-radius: 12px;
  color: var(--color-accent); margin-bottom: 0.85rem;
  transition: all 0.3s;
}
.hn-svc-card:hover .hn-svc-icon { background: rgba(196,30,58,0.25); transform: scale(1.05); }
.hn-svc-card h4 { font-family: var(--font-display); font-size: 1rem; font-weight: 600; margin-bottom: 6px; color: #fff; }
.hn-svc-card p { font-size: var(--text-xs); color: rgba(255,255,255,0.35); line-height: 1.6; }

/* ═══════════════════════════════════════════
   CONTACT
   ═══════════════════════════════════════════ */
.hn-contact { padding: var(--section-padding) 0; background: #fff; }
.hn-contact-layout {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: clamp(40px,6vw,80px); align-items: start;
}
.hn-contact-text .hn-heading { margin-bottom: 0.75rem; font-family: var(--font-display); }
.hn-contact-text p { color: var(--color-text-muted); font-size: 0.88rem; line-height: 1.7; max-width: 400px; }
.hn-contact-note { font-size: 0.68rem !important; margin-top: 1.25rem; color: var(--color-text-dim) !important; }
.hn-contact-form { display: flex; flex-direction: column; gap: 10px; }
.hn-form-row input, .hn-form-row select {
  width: 100%; padding: 14px 18px;
  background: #f8f8f8; border: 1px solid var(--color-border);
  border-radius: 10px; color: var(--color-text);
  font-family: 'Inter', sans-serif; font-size: 0.85rem;
  outline: none; transition: all 0.25s;
}
.hn-form-row input:focus, .hn-form-row select:focus {
  border-color: var(--color-accent); background: #fff;
  box-shadow: 0 0 0 3px rgba(196,30,58,0.06);
}
.hn-form-row input::placeholder { color: var(--color-text-dim); }
.hn-form-split { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.hn-form-row select {
  appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%2322262a' stroke-opacity='0.4' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center;
}
.hn-btn-submit {
  width: 100%; padding: 15px; margin-top: 6px;
  background: var(--color-accent); color: #fff; border: none;
  border-radius: 6px; font-size: 0.7rem; font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase;
  cursor: pointer; display: inline-flex; align-items: center;
  justify-content: center; gap: 8px; font-family: var(--font-primary);
  transition: all 0.35s var(--hn-ease-out);
}
.hn-btn-submit:hover { background: #d4283e; transform: translateY(-2px); box-shadow: 0 10px 28px rgba(196,30,58,0.35); }

/* ═══════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════ */
.footer {
  padding: 64px 0 28px; background: var(--color-bg-dark);
  position: relative; z-index: 1;
  border-top: 1px solid rgba(255,255,255,0.05);
}
.footer, .footer a, .footer p, .footer h4 { color: rgba(255,255,255,0.5); }
.footer-tagline { font-size: var(--text-xs); color: rgba(255,255,255,0.35); margin-bottom: 1.25rem; line-height: 1.6; }
.footer-copy { font-size: 0.68rem; color: rgba(255,255,255,0.2); }
.footer-links-group h4 { font-family: var(--font-primary); font-size: 0.6rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.3); margin-bottom: 1rem; }
.footer-links-group a:hover, .social-links a:hover { color: var(--color-accent); }
.footer-logo-text { fill: var(--color-accent); font-family: var(--font-primary); font-size: 14px; font-weight: 700; letter-spacing: 0.2em; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1fr; gap: 36px; }
.footer-brand { max-width: 280px; }
.footer-logo { width: 80px; height: 16px; margin-bottom: 1rem; }
.footer-links-group ul { list-style: none; display: flex; flex-direction: column; gap: 0.55rem; }
.footer-links-group a { font-size: 0.78rem; color: rgba(255,255,255,0.5); transition: color 0.2s; text-decoration: none; }
.footer-links-group a:hover { color: var(--color-accent); }
.social-links { display: flex; flex-direction: column; gap: 0.55rem; }
.social-links a { font-size: 0.78rem; color: rgba(255,255,255,0.5); transition: color 0.2s; text-decoration: none; }
.social-links a:hover { color: var(--color-accent); }

/* 文字链接 */
.hn-text-link {
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--color-accent);
  text-decoration: none; display: inline-flex; align-items: center;
  gap: 5px; transition: gap 0.25s;
}
.hn-text-link:hover { gap: 10px; }

/* ═══════════════════════════════════════════
   响应式
   ═══════════════════════════════════════════ */
@media (max-width: 1024px) {
  .hn-hot-grid { grid-template-columns: 1fr 1fr; }
  .hn-hot-hero { grid-row: auto; }
  .hn-hot-hero .hn-hot-img { aspect-ratio: 16/10; min-height: auto; flex: none; }
  .hn-hot-hero .hn-hot-body { padding: 22px 24px 20px; }
  .hn-hot-hero .hn-hot-body h3 { font-size: 1.05rem; margin-bottom: 10px; }
  .hn-hot-hero .hn-hot-specs { font-size: 0.75rem; gap: 10px; }
  .hn-about-layout { grid-template-columns: 1fr; }
  .hn-why-cards { grid-template-columns: 1fr 1fr; }
  .hn-services-grid { grid-template-columns: repeat(2,1fr); }
  .hn-contact-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(3,1fr); }
  .footer-brand { grid-column: span 3; }
}
@media (max-width: 768px) {
  .hn-hot-grid { grid-template-columns: 1fr; max-width: 440px; margin: 0 auto; }
  .hn-hot-hero .hn-hot-img { min-height: auto; flex: none; }
  .hn-why-cards { grid-template-columns: 1fr; }
  .hn-about-stats { grid-template-columns: 1fr 1fr; }
  .hn-services-grid { grid-template-columns: 1fr; max-width: 440px; margin: 0 auto; }
  .hn-hero-btns { flex-direction: column; align-items: center; }
  .hn-form-split { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .footer-brand { grid-column: span 2; }
  .hn-pw-item { width: 160px; height: 120px; }
}
@media (max-width: 480px) {
  .hn-stat-big { font-size: 2rem; }
}