/* =========================================================
   晶玻玻璃 · JINGBO GLASS
   医药级玻璃瓶企业站 — 蓝白配色 · 现代简洁
   ========================================================= */

:root {
  --blue: #2563eb;
  --blue-deep: #1d4ed8;
  --blue-soft: #60a5fa;
  --blue-tint: #dbeafe;
  --ink: #0f172a;
  --ink-soft: #1e293b;
  --paper: #f6f9fc;
  --paper-2: #eaf1f8;
  --line: rgba(15, 23, 42, 0.10);
  --muted: #64748b;
  --white: #ffffff;
  --serif: "Noto Serif SC", Georgia, "Times New Roman", serif;
  --sans: "Inter", -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  --maxw: 1200px;
  --radius: 20px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --shadow-sm: 0 8px 24px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 30px 70px rgba(15, 23, 42, 0.10);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container { width: min(var(--maxw), 90%); margin: 0 auto; }

/* ---------- 顶部导航 ---------- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  transition: background 0.35s var(--ease), box-shadow 0.35s var(--ease), padding 0.35s var(--ease);
  padding: 24px 0;
}
.site-header.scrolled {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(16px) saturate(1.5);
  box-shadow: 0 1px 0 var(--line), 0 8px 30px rgba(15,23,42,0.05);
  padding: 12px 0;
}
.nav { display: flex; align-items: center; justify-content: space-between; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand .brand-logo { width: 40px; height: 40px; }
.brand .brand-logo img { width: 100%; height: 100%; }
.brand .brand-name { font-weight: 700; letter-spacing: 0.5px; }
.brand .brand-name small { display: block; font-weight: 500; font-size: 11px; letter-spacing: 2px; color: var(--muted); }
.nav-links { display: flex; gap: 30px; align-items: center; }
.nav-links a { font-size: 15px; color: var(--ink-soft); position: relative; }
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: -4px;
  width: 0; height: 2px; background: var(--blue); transition: width 0.3s var(--ease);
}
.nav-links a:hover::after { width: 100%; }
.nav-cta {
  background: var(--blue); color: #fff;
  padding: 9px 22px; border-radius: 40px; font-size: 14px;
  box-shadow: 0 8px 20px rgba(37,99,235,0.25);
  transition: background 0.3s, transform 0.3s;
}
.nav-cta:hover { background: var(--blue-deep); transform: translateY(-1px); }
.lang-switch {
  background: transparent; border: 1px solid var(--line); border-radius: 40px;
  color: var(--ink-soft); font-size: 13px; font-weight: 600; cursor: pointer;
  padding: 7px 14px; transition: all 0.25s; letter-spacing: 0.5px;
}
.lang-switch:hover { border-color: var(--blue); color: var(--blue-deep); background: rgba(37,99,235,0.06); }
.nav-burger { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
.nav-burger span { width: 24px; height: 2px; background: var(--ink); }

/* ---------- 首屏 Hero ---------- */
.hero { min-height: 100vh; display: flex; align-items: center; position: relative; padding: 120px 0 60px; }
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(58% 55% at 78% 58%, rgba(37,99,235,0.10), transparent 70%);
}
.hero::after {
  content: ""; position: absolute; right: -10%; top: 10%; width: 480px; height: 480px; pointer-events: none;
  background: radial-gradient(circle, rgba(96,165,250,0.14), transparent 65%);
  filter: blur(30px);
}
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 48px; align-items: center; position: relative; z-index: 1; }
.hero-kicker {
  display: inline-block; font-size: 13px; letter-spacing: 3px; text-transform: uppercase;
  color: var(--blue-deep); border: 1px solid rgba(37,99,235,0.35); background: rgba(37,99,235,0.06);
  padding: 6px 16px; border-radius: 40px; margin-bottom: 26px;
}
.hero h1 {
  font-family: var(--serif); font-weight: 700;
  font-size: clamp(2.6rem, 5.2vw, 4.2rem); line-height: 1.18; letter-spacing: -1px;
}
.hero h1 .accent { color: var(--blue); display: block; }
.hero p.lead { margin-top: 24px; font-size: 18px; color: var(--ink-soft); max-width: 46ch; }
.hero-actions { margin-top: 38px; display: flex; gap: 16px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 30px; border-radius: 40px; font-size: 16px; font-weight: 600;
  transition: transform 0.3s var(--ease), background 0.3s, color 0.3s, box-shadow 0.3s;
}
.btn-primary { background: var(--blue); color: #fff; box-shadow: 0 12px 30px rgba(37,99,235,0.30); }
.btn-primary:hover { background: var(--blue-deep); transform: translateY(-2px); box-shadow: 0 16px 36px rgba(37,99,235,0.36); }
.btn-ghost { border: 1px solid var(--line); color: var(--ink); background: rgba(255,255,255,0.5); }
.btn-ghost:hover { border-color: var(--blue); color: var(--blue-deep); transform: translateY(-2px); }
.hero-visual { display: flex; justify-content: center; align-items: center; position: relative; }
.hero-carousel {
  position: relative;
  width: min(48vw, 420px);
  aspect-ratio: 1;
}
.hero-carousel .hero-bottle {
  position: absolute; inset: 0; margin: auto;
  width: auto; max-width: 100%;
  height: auto; max-height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 30px 50px rgba(30,64,175,0.22));
  opacity: 0;
  transform: scale(0.92) translateY(8px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.hero-carousel .hero-bottle.active {
  opacity: 1;
  transform: scale(1) translateY(0);
  animation: float 7s ease-in-out infinite;
}
.hero-carousel-dots {
  position: absolute; bottom: -30px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 10px; z-index: 2;
}
.hero-carousel-dots button {
  width: 8px; height: 8px; border-radius: 50%; border: none; background: var(--line);
  cursor: pointer; padding: 0; transition: all 0.3s var(--ease);
}
.hero-carousel-dots button.active { background: var(--blue); width: 22px; border-radius: 20px; }
.hero-bottle {
  width: min(48vw, 420px); height: auto;
  filter: drop-shadow(0 30px 50px rgba(30,64,175,0.22));
  animation: float 7s ease-in-out infinite;
}
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-18px); } }
.hero-scroll-hint {
  position: absolute; bottom: 34px; left: 50%; transform: translateX(-50%);
  font-size: 12px; letter-spacing: 2px; color: var(--muted);
  display: flex; flex-direction: column; align-items: center; gap: 8px; z-index: 1;
}
.hero-scroll-hint::after {
  content: ""; width: 1px; height: 40px;
  background: linear-gradient(var(--muted), transparent);
  animation: drip 2.2s ease-in-out infinite;
}
@keyframes drip { 0% { transform: scaleY(0); transform-origin: top; } 50% { transform: scaleY(1); transform-origin: top; } }

/* ---------- 通用 section ---------- */
section { padding: 110px 0; }
.section-kicker { font-size: 13px; letter-spacing: 4px; text-transform: uppercase; color: var(--blue); font-weight: 600; }
.section-title { font-family: var(--serif); font-size: clamp(2rem, 3.6vw, 3rem); font-weight: 700; margin-top: 12px; letter-spacing: -0.5px; }
.section-sub { color: var(--muted); margin-top: 16px; font-size: 15px; }

/* ---------- 产品画廊（穿梭舞台 · 横置玻璃瓶）---------- */
.products { padding: 60px 0 100px; }
.products-head { text-align: center; max-width: 720px; margin: 0 auto 40px; }
.products-head kbd {
  background: var(--ink); color: #fff; padding: 2px 8px; border-radius: 6px;
  font-family: var(--sans); font-size: 13px; margin: 0 3px;
}

/* 舞台：瓶子在上、文字在下；展示框自适应内容高度 */
.stage {
  position: relative;
  width: 100%;
  min-height: clamp(620px, 90vh, 880px);
  height: auto;                 /* 自适应：点开详情后随内容变高 */
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: radial-gradient(130% 130% at 82% 18%, #ffffff, var(--paper-2));
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
  transition: min-height 0.4s var(--ease);
}

/* —— 上方：瓶子展区（固定高度）—— */
.stage-bottle-layer {
  position: relative;
  flex: 0 0 clamp(300px, 40vh, 420px);
  min-height: 0;
  display: flex; align-items: center; justify-content: center;
  z-index: 3;
  pointer-events: none;
}
/* 瓶子（两张叠放，用于交叉过渡） */
.stage-bottle {
  position: absolute;
  left: 50%;
  top: 50%;
  width: auto;
  height: min(84%, 380px);
  transform: translate(-50%, -50%);
  transform-origin: center;
  opacity: 1;
  filter: drop-shadow(0 30px 42px rgba(30, 64, 175, 0.22)) blur(0);
  transition:
    transform 0.85s cubic-bezier(0.34, 0.9, 0.32, 1),
    opacity 0.85s cubic-bezier(0.34, 0.9, 0.32, 1),
    filter 0.85s cubic-bezier(0.34, 0.9, 0.32, 1);
  will-change: transform, opacity, filter;
  animation: bottleIdle 5s ease-in-out infinite;
}
@keyframes bottleIdle {
  0%, 100% { transform: translate(-50%, -50%) translateY(0); }
  50%      { transform: translate(-50%, -50%) translateY(-9px); }
}
/* 隐藏的图层（不参与显示） */
.stage-bottle.stage-hidden { opacity: 0; pointer-events: none; }
/* 飞入预备态（无过渡，先摆到屏幕外） */
.stage-bottle.fly-from-right {
  transform: translate(-50%, -50%) translateX(90vw) rotate(16deg) scale(1.35);
  opacity: 0; filter: blur(20px); transition: none; animation: none;
}
.stage-bottle.fly-from-left {
  transform: translate(-50%, -50%) translateX(-90vw) rotate(-16deg) scale(1.35);
  opacity: 0; filter: blur(20px); transition: none; animation: none;
}
/* 飞出的旧瓶（过渡到屏幕外） */
.stage-bottle.fly-out-right {
  transform: translate(-50%, -50%) translateX(-90vw) rotate(-16deg) scale(1.35);
  opacity: 0; filter: blur(20px);
}
.stage-bottle.fly-out-left {
  transform: translate(-50%, -50%) translateX(90vw) rotate(16deg) scale(1.35);
  opacity: 0; filter: blur(20px);
}
/* 瓶子下方光晕（呼吸） */
.stage-bottle-layer::before {
  content: "";
  position: absolute; left: 50%; bottom: 4%;
  transform: translateX(-50%);
  width: 52%; height: 12%;
  background: radial-gradient(50% 50% at center, rgba(37, 99, 235, 0.20), transparent 70%);
  filter: blur(8px);
  pointer-events: none;
  animation: glowPulse 3.4s ease-in-out infinite;
}
@keyframes glowPulse {
  0%, 100% { opacity: 0.55; transform: translateX(-50%) scale(1); }
  50%      { opacity: 1;    transform: translateX(-50%) scale(1.14); }
}

/* —— 下方：文字介绍区（随内容自适应，撑开时舞台变高）—— */
.stage-text {
  position: relative;
  flex: 1 1 auto;
  width: 100%;
  z-index: 4;
  padding: 10px clamp(24px, 6vw, 84px) 70px;
  overflow: visible;
}
.stage-text .stage-meta { max-width: 820px; margin: 0 auto; text-align: center; transition: opacity 0.45s var(--ease), transform 0.45s var(--ease); }
.stage-text.swapping .stage-meta { opacity: 0; transform: translateY(14px); }
/* 文字切换时的上滑淡入（每次切换后触发） */
.stage-text .stage-meta { animation: metaIn 0.55s var(--ease) both; }
@keyframes metaIn {
  0% { opacity: 0; transform: translateY(16px); }
  100% { opacity: 1; transform: translateY(0); }
}
.stage-meta .g-badge { display: inline-block; background: var(--blue); color: #fff; font-size: 12px; letter-spacing: 1px; padding: 5px 14px; border-radius: 40px; margin-bottom: 14px; }
.stage-meta .g-category { font-size: 13px; letter-spacing: 3px; text-transform: uppercase; color: var(--muted); }
.stage-meta .g-name { font-family: var(--serif); font-size: clamp(1.9rem, 3.6vw, 3rem); font-weight: 700; line-height: 1.2; margin: 8px 0 4px; }
.stage-meta .g-name-en { color: var(--blue); font-weight: 600; letter-spacing: 1px; margin-bottom: 14px; }
.stage-meta .g-short { color: var(--ink-soft); font-size: 16px; max-width: 58ch; margin: 0 auto; }
.stage-meta .g-specs { margin-top: 22px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px 26px; border-top: 1px solid var(--line); padding-top: 20px; max-width: 760px; margin-left: auto; margin-right: auto; }
.stage-meta .g-specs .spec label { display: block; font-size: 12px; color: var(--muted); letter-spacing: 1px; text-transform: uppercase; }
.stage-meta .g-specs .spec strong { font-size: 15px; font-weight: 600; color: var(--ink); }
/* 详细信息：自适应撑开（grid 高度过渡，内容多高就撑多高，不溢出） */
.stage-meta .g-detail {
  margin-top: 18px;
  max-width: 760px; margin-left: auto; margin-right: auto;
  display: grid; grid-template-rows: 0fr;
  transition: grid-template-rows 0.5s var(--ease);
}
.stage-meta .g-detail-inner { overflow: hidden; }
.stage-text.expanded .stage-meta .g-detail { grid-template-rows: 1fr; }
.stage-meta .g-detail p { color: var(--ink-soft); margin-bottom: 12px; }
.stage-meta .g-detail ul.features { list-style: none; display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.stage-meta .g-detail ul.features li { display: flex; gap: 10px; align-items: flex-start; color: var(--ink-soft); font-size: 14px; }
.stage-meta .g-detail ul.features li::before { content: "✓"; color: var(--blue); font-weight: 700; }
.stage-meta .g-toggle {
  margin-top: 16px; background: none; border: 1px solid var(--line); border-radius: 40px;
  padding: 9px 20px; font-size: 14px; font-weight: 600; cursor: pointer; color: var(--ink); transition: all 0.3s;
}
.stage-meta .g-toggle:hover { border-color: var(--blue); color: var(--blue-deep); }

/* 舞台背景装饰：渐变光束 + 网格 */
/* 产品色光晕：只在瓶子正后方（颜色由 JS 通过 --glow-color 控制） */
.stage-glow {
  position: absolute;
  left: 50%;
  top: 24%;                 /* 瓶子区域中心 */
  transform: translate(-50%, -50%);
  width: 66%;
  height: 62%;
  z-index: 1;               /* 在瓶子(z-index 3)之下、背景之上 */
  pointer-events: none;
  opacity: 0;
  background: radial-gradient(50% 50% at center, var(--glow-color, rgba(37,99,235,0.28)), transparent 72%);
  filter: blur(12px);
  transition: opacity 0.9s var(--ease);
}
.stage-glow.glow-in {
  opacity: 1;
  animation: glowBreath 5s ease-in-out infinite;
}
@keyframes glowBreath {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.85; }
  50%      { transform: translate(-50%, -50%) scale(1.12); opacity: 1; }
}
.stage-beam {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background: linear-gradient(115deg, transparent 20%, rgba(37,99,235,0.05) 40%, rgba(96,165,250,0.10) 50%, rgba(37,99,235,0.05) 60%, transparent 80%);
  background-size: 240% 100%;
  animation: beamShift 9s ease-in-out infinite;
}
@keyframes beamShift {
  0%, 100% { background-position: 0% 0; }
  50%      { background-position: 100% 0; }
}
.stage-grid {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background-image: linear-gradient(rgba(15,23,42,0.04) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(15,23,42,0.04) 1px, transparent 1px);
  background-size: 110px 110px;
}
/* 穿梭时扫过的动态速度光带 */
.stage-trail {
  position: absolute; inset: 0; z-index: 2; pointer-events: none; opacity: 0;
  background: linear-gradient(90deg, transparent 20%, rgba(96,165,250,0.16) 50%, transparent 80%);
  transform: translateX(-100%);
  transition: transform 0.9s var(--ease), opacity 0.9s var(--ease);
}
.stage.traveling .stage-trail { opacity: 1; transform: translateX(100%); }

/* 舞台圆点 */
.stage-dots {
  position: absolute; bottom: 22px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 12px; z-index: 5;
}
.stage-dots button {
  width: 10px; height: 10px; border-radius: 50%; background: var(--line); border: none;
  cursor: pointer; transition: all 0.35s var(--ease); padding: 0;
}
.stage-dots button.active { background: var(--blue); width: 28px; border-radius: 20px; }
.stage-dots button:hover { background: var(--blue-soft); transform: scale(1.25); }

/* 舞台箭头 */
.stage-arrow {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 6;
  width: 54px; height: 54px; border-radius: 50%;
  background: rgba(255, 255, 255, 0.85); backdrop-filter: blur(6px);
  border: 1px solid var(--line); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 30px; color: var(--ink); user-select: none; transition: all 0.35s var(--ease);
  box-shadow: var(--shadow-sm);
}
.stage-arrow:hover { background: var(--blue); color: #fff; transform: translateY(-50%) scale(1.08); box-shadow: 0 12px 28px rgba(37,99,235,0.32); }
.stage-arrow--prev { left: 22px; }
.stage-arrow--next { right: 22px; }
.stage-arrow.disabled { opacity: 0.3; pointer-events: none; }

.stage-progress-num { position: absolute; top: 26px; right: 34px; z-index: 5; font-family: var(--serif); font-size: 22px; color: var(--line); }
.stage-progress-num b { color: var(--blue); font-size: 40px; }

/* ---------- 滚动进入转场动画 ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ---------- 生产工艺 ---------- */
.process { background: linear-gradient(160deg, #0b1c3f, #102a63); color: #fff; }
.process .section-kicker { color: var(--blue-soft); }
.process .section-title { color: #fff; }
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; margin-top: 54px; }
.process-card { padding: 28px; border: 1px solid rgba(255,255,255,0.12); border-radius: var(--radius); background: rgba(255,255,255,0.03); transition: all 0.4s var(--ease); position: relative; overflow: hidden; }
.process-card::before { content: ""; position: absolute; inset: 0; background: radial-gradient(120% 120% at 50% 0%, rgba(96,165,250,0.16), transparent 60%); opacity: 0; transition: opacity 0.4s var(--ease); pointer-events: none; }
.process-card:hover { background: rgba(96,165,250,0.10); transform: translateY(-8px); border-color: var(--blue-soft); box-shadow: 0 18px 40px rgba(0,0,0,0.25); }
.process-card:hover::before { opacity: 1; }
.process-card .step { font-family: var(--serif); font-size: 38px; color: var(--blue-soft); font-weight: 700; }
.process-card h3 { font-size: 20px; margin: 14px 0 10px; font-family: var(--serif); color: #fff; }
.process-card p { color: rgba(255,255,255,0.72); font-size: 15px; }

/* ---------- 关于我们 ---------- */
.about { background: #fff; }
.about-grid { display: grid; grid-template-columns: 1fr; gap: 48px; align-items: start; }
.about h2 { font-family: var(--serif); font-size: clamp(2rem, 3.4vw, 2.8rem); font-weight: 700; line-height: 1.25; }
.about p { margin-top: 22px; color: var(--ink-soft); font-size: 17px; max-width: 72ch; }
.about-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 34px; }
.about-stat { background: var(--paper); border-radius: var(--radius); padding: 26px; border: 1px solid var(--line); box-shadow: var(--shadow-sm); transition: all 0.35s var(--ease); }
.about-stat:hover { transform: translateY(-6px); box-shadow: 0 18px 40px rgba(37,99,235,0.14); border-color: var(--blue-soft); }
.about-stat .num { font-family: var(--serif); font-size: 40px; font-weight: 700; color: var(--blue); }
.about-stat .label { color: var(--muted); font-size: 14px; margin-top: 6px; }
.about-visual { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: stretch; }
.about-tile {
  border-radius: var(--radius); overflow: hidden;
  background: var(--paper);
  border: 1px solid var(--line);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 18px 14px 16px;
  box-shadow: var(--shadow-sm);
  transition: all 0.35s var(--ease);
}
.about-tile:hover { transform: translateY(-6px); box-shadow: 0 18px 40px rgba(37,99,235,0.14); border-color: var(--blue-soft); }
.about-tile-img { width: 100%; height: 240px; display: flex; align-items: center; justify-content: center; }
.about-tile-img img { width: 100%; height: 100%; object-fit: contain; }
.about-tile-name { margin-top: 12px; font-family: var(--serif); font-size: 15px; font-weight: 700; color: var(--ink); text-align: center; }

/* ---------- 联系我们 ---------- */
.contact { background: var(--paper-2); }
.contact-card {
  background: linear-gradient(140deg, #12357a, #1d4ed8); color: #fff; border-radius: 24px;
  padding: 60px; display: grid; grid-template-columns: 1fr 1fr; gap: 40px; position: relative; overflow: hidden;
}
.contact-card::after {
  content: ""; position: absolute; right: -80px; top: -80px; width: 280px; height: 280px;
  background: radial-gradient(circle, rgba(96,165,250,0.55), transparent 70%);
}
.contact-card h2 { font-family: var(--serif); font-size: 2.4rem; margin-bottom: 14px; position: relative; z-index: 1; }
.contact-card p { color: rgba(255,255,255,0.8); position: relative; z-index: 1; }
.contact-list { display: flex; flex-direction: column; gap: 22px; position: relative; z-index: 1; }
.contact-item { display: flex; align-items: center; gap: 16px; }
.contact-item .ic {
  width: 46px; height: 46px; border-radius: 12px; background: rgba(255,255,255,0.12);
  display: flex; align-items: center; justify-content: center; font-size: 20px; flex: none;
  transition: all 0.3s var(--ease);
}
.contact-item:hover .ic { background: var(--blue-soft); color: var(--ink); transform: translateY(-3px); }
.contact-item strong { display: block; font-size: 15px; color: var(--blue-soft); }
.contact-item a, .contact-item span { color: #fff; font-size: 17px; }

/* ---------- 公司动态 ---------- */
.news { background: var(--paper); }
.news .section-title { text-align: center; }
.news .section-kicker { text-align: center; display: block; }
.news-list { max-width: 860px; margin: 44px auto 0; display: flex; flex-direction: column; gap: 16px; }
.news-item {
  display: flex; gap: 20px; align-items: flex-start;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px 26px; box-shadow: var(--shadow-sm); transition: all 0.35s var(--ease);
}
.news-item:hover { transform: translateY(-4px); box-shadow: 0 16px 36px rgba(37,99,235,0.10); border-color: var(--blue-soft); }
.news-date {
  flex: none; min-width: 104px; text-align: center;
  background: var(--blue-tint); color: var(--blue-deep);
  border-radius: 12px; padding: 10px 8px; font-weight: 700; font-size: 13px;
}
.news-title { font-family: var(--serif); font-size: 18px; font-weight: 700; margin-bottom: 6px; }
.news-text { color: var(--ink-soft); font-size: 15px; }
.news-empty { text-align: center; color: var(--muted); padding: 30px 0; }

/* ---------- 页脚 ---------- */
.site-footer { background: #0a1526; color: rgba(255,255,255,0.6); padding: 40px 0; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; }
.footer-links { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-links a:hover { color: var(--blue-soft); }
.footer-visits { margin-left: 14px; font-size: 13px; color: rgba(255,255,255,0.45); }
.footer-visits b { color: var(--blue-soft); }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .nav-links { display: none; position: absolute; top: 70px; left: 0; right: 0;
    background: #fff; flex-direction: column; padding: 24px; gap: 18px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1); border-radius: 0 0 20px 20px; }
  .nav-links.open { display: flex; }
  .nav-burger { display: flex; }
  .hero-grid { grid-template-columns: 1fr; gap: 30px; }
  .hero-bottle { width: 60vw; margin: 0 auto; }
  .stage { height: auto; min-height: 820px; }
  .stage-bottle-layer { flex: 0 0 42%; }
  .stage-bottle { height: min(80%, 300px); }
  .stage-bottle.fly-from-right, .stage-bottle.fly-out-left { transform: translate(-50%, -50%) translateX(70vw) rotate(16deg) scale(1.3); }
  .stage-bottle.fly-from-left, .stage-bottle.fly-out-right { transform: translate(-50%, -50%) translateX(-70vw) rotate(-16deg) scale(1.3); }
  .stage-meta .g-specs { grid-template-columns: repeat(2, 1fr); }
  .stage-meta .g-detail ul.features { grid-template-columns: repeat(2, 1fr); }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; }
  .about-stats { grid-template-columns: repeat(2, 1fr); }
  .about-visual { grid-template-columns: 1fr; }
  .about-tile-img { height: 220px; }
  .contact-card { grid-template-columns: 1fr; padding: 38px; }
}

/* 滚动条美化 */
.stage ::-webkit-scrollbar { width: 6px; }
.stage ::-webkit-scrollbar-thumb { background: var(--line); border-radius: 10px; }