/* ==========================================================================
   JUNDUN DEFENSE · 前台设计系统
   主题：暗夜战术 / 电影级视觉 · 琥珀 × 青蓝 双光谱
   ========================================================================== */

:root {
  --bg-0: #06080b;
  --bg-1: #0a0d12;
  --bg-2: #0f1319;
  --bg-3: #151a22;
  --bg-4: #1b212c;
  --line: rgba(148, 163, 184, .12);
  --line-2: rgba(148, 163, 184, .24);
  --txt-0: #f2f4f8;
  --txt-1: #aab2c0;
  --txt-2: #6d7686;
  --amber: #e8a33d;
  --amber-2: #f6c667;
  --amber-dim: rgba(232, 163, 61, .13);
  --amber-glow: rgba(232, 163, 61, .35);
  --cyan: #5ec8d8;
  --cyan-dim: rgba(94, 200, 216, .12);
  --red: #e0655d;
  --green: #4cc38a;
  --font-d: "Rajdhani", "DIN Alternate", "Bahnschrift", "Microsoft YaHei", sans-serif;
  --font-b: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", "Source Han Sans SC", sans-serif;
  --font-m: "JetBrains Mono", "Cascadia Mono", Consolas, monospace;
  --ease: cubic-bezier(.22, .8, .32, 1);
  --head-h: 76px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg-0);
  color: var(--txt-1);
  font-family: var(--font-b);
  font-size: 15.5px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
::selection { background: var(--amber); color: #100c04; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; }

h1, h2, h3, h4 { color: var(--txt-0); font-weight: 600; line-height: 1.3; }
.en, .num, .kicker, .btn, .badge, .stat-num { font-family: var(--font-d); }

/* 滚动条 */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-1); }
::-webkit-scrollbar-thumb { background: #232b38; border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: #2f394a; }

/* 图标 */
.ic { width: 1.15em; height: 1.15em; display: inline-block; vertical-align: -0.22em; }
.ic-slot { display: inline-flex; align-items: center; justify-content: center; }
.ic-lg { width: 2em; height: 2em; }
.ic-xl { width: 3.2em; height: 3.2em; }

/* 布局 */
.container { width: min(1240px, calc(100% - 48px)); margin: 0 auto; }
.section { padding: 110px 0; position: relative; }
.section-tight { padding: 80px 0; }

/* 战术网格背景 */
.grid-bg { position: relative; }
.grid-bg::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(148, 163, 184, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, .05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 90% 80% at 50% 40%, #000 30%, transparent 75%);
}

/* HUD 四角框 */
.hud { position: relative; }
.hud::before, .hud::after,
.hud > .hud-i::before, .hud > .hud-i::after {
  content: ""; position: absolute; width: 14px; height: 14px; pointer: none;
  border: 1.5px solid var(--amber); opacity: .75; transition: all .35s var(--ease);
}
.hud::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; }
.hud::after { top: -1px; right: -1px; border-left: 0; border-bottom: 0; }
.hud > .hud-i::before { bottom: -1px; left: -1px; border-right: 0; border-top: 0; }
.hud > .hud-i::after { bottom: -1px; right: -1px; border-left: 0; border-top: 0; }
.hud:hover::before, .hud:hover::after, .hud:hover > .hud-i::before, .hud:hover > .hud-i::after { width: 26px; height: 26px; opacity: 1; }

/* 节标题 */
.sec-head { margin-bottom: 56px; position: relative; }
.sec-head .idx {
  font-family: var(--font-m); font-size: 12px; letter-spacing: .35em;
  color: var(--amber); display: block; margin-bottom: 14px;
}
.sec-head .idx::after { content: ""; display: inline-block; width: 56px; height: 1px; background: linear-gradient(90deg, var(--amber), transparent); margin-left: 14px; vertical-align: middle; }
.sec-head h2 { font-size: clamp(28px, 3.6vw, 44px); letter-spacing: .02em; }
.sec-head h2 .en-sub { display: block; font-family: var(--font-d); font-size: 13px; letter-spacing: .5em; color: var(--txt-2); font-weight: 500; margin-top: 10px; text-transform: uppercase; }
.sec-head p.lead { max-width: 640px; margin-top: 18px; color: var(--txt-2); font-size: 16px; }
.sec-head.center { text-align: center; }
.sec-head.center .lead { margin-left: auto; margin-right: auto; }
.sec-head.center .idx::after { display: none; }
.sec-head.row { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; flex-wrap: wrap; }

/* 按钮 */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 32px; font-size: 15px; font-weight: 600; letter-spacing: .12em;
  border: 1px solid transparent; background: none; color: var(--txt-0);
  position: relative; transition: all .3s var(--ease); text-transform: uppercase;
  clip-path: polygon(12px 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%, 0 12px);
}
.btn-primary { background: linear-gradient(135deg, var(--amber), #c9821f); color: #16100a; }
.btn-primary:hover { background: linear-gradient(135deg, var(--amber-2), var(--amber)); box-shadow: 0 8px 32px var(--amber-glow); transform: translateY(-2px); }
.btn-ghost { border-color: var(--line-2); color: var(--txt-0); background: rgba(15, 19, 25, .5); }
.btn-ghost:hover { border-color: var(--amber); color: var(--amber-2); background: var(--amber-dim); }
.btn-sm { padding: 10px 20px; font-size: 13px; }
.btn-block { width: 100%; justify-content: center; }

/* 徽章 */
.badge {
  display: inline-flex; align-items: center; gap: 6px; padding: 4px 12px;
  font-size: 12px; letter-spacing: .14em; font-weight: 600;
  border: 1px solid var(--line-2); color: var(--txt-1); text-transform: uppercase;
}
.badge-amber { border-color: rgba(232, 163, 61, .45); color: var(--amber-2); background: var(--amber-dim); }
.badge-cyan { border-color: rgba(94, 200, 216, .4); color: var(--cyan); background: var(--cyan-dim); }
.badge-red { border-color: rgba(224, 101, 93, .4); color: var(--red); background: rgba(224, 101, 93, .1); }

/* ==========================================================================
   页头
   ========================================================================== */
.topbar {
  background: var(--bg-1); border-bottom: 1px solid var(--line);
  font-size: 12.5px; color: var(--txt-2); position: relative; z-index: 60;
}
.topbar .container { display: flex; justify-content: space-between; align-items: center; height: 36px; }
.topbar .en { letter-spacing: .22em; font-size: 11px; }
.topbar .tb-r { display: flex; gap: 22px; }
.topbar .tb-r span { display: inline-flex; align-items: center; gap: 6px; }
.topbar .tb-r .ic { color: var(--amber); }

.site-head {
  position: sticky; top: 0; z-index: 50; height: var(--head-h);
  background: rgba(6, 8, 11, .78); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid transparent; transition: all .35s var(--ease);
}
.site-head.scrolled { border-bottom-color: var(--line); background: rgba(6, 8, 11, .92); }
.site-head .container { display: flex; align-items: center; height: var(--head-h); gap: 40px; }

.logo { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.logo-mark {
  width: 44px; height: 44px; display: grid; place-items: center;
  border: 1.5px solid var(--amber); color: var(--amber); position: relative;
  clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%);
  background: var(--amber-dim);
}
.logo-mark .ic { width: 22px; height: 22px; }
.logo-txt b { display: block; font-size: 19px; letter-spacing: .08em; color: var(--txt-0); font-weight: 700; }
.logo-txt span { display: block; font-family: var(--font-d); font-size: 10px; letter-spacing: .3em; color: var(--txt-2); }

.main-nav { display: flex; gap: 4px; margin-left: auto; }
.main-nav a {
  padding: 10px 18px; font-size: 15px; color: var(--txt-1); position: relative;
  letter-spacing: .04em; transition: color .25s;
}
.main-nav a::after {
  content: ""; position: absolute; left: 18px; right: 18px; bottom: 4px; height: 2px;
  background: var(--amber); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease);
}
.main-nav a:hover, .main-nav a.active { color: var(--txt-0); }
.main-nav a:hover::after, .main-nav a.active::after { transform: scaleX(1); }
.head-cta { margin-left: 20px; flex-shrink: 0; }
.nav-toggle { display: none; background: none; border: 1px solid var(--line-2); color: var(--txt-0); width: 44px; height: 44px; align-items: center; justify-content: center; margin-left: auto; }

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
  position: relative; min-height: calc(100vh - var(--head-h) - 36px);
  display: flex; align-items: center; overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.85) brightness(.9); transform: scale(1.06); animation: heroDrift 24s ease-in-out infinite alternate; }
@keyframes heroDrift { from { transform: scale(1.06) translateX(0); } to { transform: scale(1.12) translateX(-1.6%); } }
.hero-bg::before {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(100deg, rgba(6, 8, 11, .96) 8%, rgba(6, 8, 11, .72) 42%, rgba(6, 8, 11, .28) 75%, rgba(6, 8, 11, .55) 100%);
}
.hero-bg::after {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(0deg, var(--bg-0) 0%, transparent 22%, transparent 82%, rgba(6,8,11,.6) 100%);
}
.hero-scan {
  position: absolute; inset: 0; z-index: 2; pointer-events: none; opacity: .5;
  background: repeating-linear-gradient(0deg, transparent 0 3px, rgba(0, 0, 0, .12) 3px 4px);
}
.hero-inner { position: relative; z-index: 3; width: 100%; padding: 90px 0 140px; }
.hero-kicker {
  display: inline-flex; align-items: center; gap: 12px; margin-bottom: 28px;
  font-family: var(--font-m); font-size: 12px; letter-spacing: .42em; color: var(--amber-2);
  text-transform: uppercase;
}
.hero-kicker::before { content: ""; width: 44px; height: 1px; background: var(--amber); box-shadow: 0 0 8px var(--amber); }
.hero h1 {
  font-size: clamp(38px, 5.4vw, 72px); font-weight: 700; letter-spacing: .02em;
  line-height: 1.16; max-width: 14em;
}
.hero h1 .hl {
  color: transparent; background: linear-gradient(120deg, var(--amber-2) 20%, var(--amber) 60%, #b06e14);
  -webkit-background-clip: text; background-clip: text;
}
.hero-sub { max-width: 560px; margin-top: 24px; font-size: 17px; color: var(--txt-1); }
.hero-sub .en { display: block; margin-top: 12px; font-size: 12px; letter-spacing: .3em; color: var(--txt-2); }
.hero-cta { display: flex; gap: 18px; margin-top: 44px; flex-wrap: wrap; }

.hero-hud { position: absolute; z-index: 3; font-family: var(--font-m); font-size: 11px; letter-spacing: .18em; color: rgba(170, 178, 192, .55); pointer-events: none; }
.hero-hud.tr { top: 110px; right: 40px; text-align: right; }
.hero-hud.bl { bottom: 190px; left: 40px; }
.hero-hud .amber { color: var(--amber); }

.hero-stats {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 4;
  border-top: 1px solid var(--line); background: rgba(6, 8, 11, .72); backdrop-filter: blur(14px);
}
.hero-stats .container { display: grid; grid-template-columns: repeat(4, 1fr); }
.hstat { padding: 26px 10px; text-align: center; position: relative; }
.hstat + .hstat::before { content: ""; position: absolute; left: 0; top: 24%; bottom: 24%; width: 1px; background: var(--line); }
.hstat .stat-num { font-size: clamp(26px, 2.6vw, 38px); font-weight: 700; color: var(--txt-0); letter-spacing: .02em; }
.hstat .stat-num i { font-style: normal; color: var(--amber); }
.hstat .stat-lb { font-size: 12.5px; letter-spacing: .18em; color: var(--txt-2); margin-top: 4px; }

/* 能力跑马灯 */
.cap-strip { border-block: 1px solid var(--line); background: var(--bg-1); overflow: hidden; padding: 18px 0; }
.marquee { display: flex; gap: 0; width: max-content; animation: mq 30s linear infinite; }
.cap-strip:hover .marquee { animation-play-state: paused; }
@keyframes mq { to { transform: translateX(-50%); } }
.mq-item {
  display: inline-flex; align-items: center; gap: 14px; padding: 0 34px;
  font-family: var(--font-d); font-size: 15px; letter-spacing: .26em; color: var(--txt-2); white-space: nowrap;
  text-transform: uppercase; font-weight: 600;
}
.mq-item::after { content: ""; width: 7px; height: 7px; background: var(--amber); transform: rotate(45deg); opacity: .7; }

/* ==========================================================================
   类目卡片
   ========================================================================== */
.cat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2px; background: var(--line); border: 1px solid var(--line); }
.cat-card {
  background: var(--bg-1); padding: 38px 30px 34px; position: relative; overflow: hidden;
  transition: background .35s var(--ease); display: flex; flex-direction: column; gap: 16px; min-height: 240px;
}
.cat-card::before {
  content: ""; position: absolute; inset: 0; opacity: 0; transition: opacity .35s;
  background: radial-gradient(circle at 50% 0%, var(--amber-dim), transparent 70%);
}
.cat-card:hover { background: var(--bg-2); }
.cat-card:hover::before { opacity: 1; }
.cat-ic {
  width: 58px; height: 58px; display: grid; place-items: center; color: var(--amber);
  border: 1px solid var(--line-2); background: var(--bg-2); position: relative; z-index: 1;
  transition: all .35s var(--ease);
}
.cat-card:hover .cat-ic { border-color: var(--amber); box-shadow: 0 0 24px rgba(232, 163, 61, .25); transform: translateY(-3px); }
.cat-card h3 { font-size: 18px; position: relative; z-index: 1; }
.cat-card .en { font-size: 10.5px; letter-spacing: .3em; color: var(--txt-2); display: block; margin-top: 4px; }
.cat-card p { font-size: 13.5px; color: var(--txt-2); line-height: 1.7; position: relative; z-index: 1; }
.cat-card .cnt { position: absolute; top: 20px; right: 22px; font-family: var(--font-m); font-size: 11px; color: var(--txt-2); letter-spacing: .1em; }
.cat-card .go { margin-top: auto; display: inline-flex; align-items: center; gap: 8px; font-size: 13px; color: var(--amber); letter-spacing: .1em; opacity: 0; transform: translateX(-8px); transition: all .3s var(--ease); position: relative; z-index: 1; }
.cat-card:hover .go { opacity: 1; transform: none; }

/* ==========================================================================
   产品卡片（蓝图视觉）
   ========================================================================== */
.prod-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.prod-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.prod-card {
  background: var(--bg-1); border: 1px solid var(--line); display: flex; flex-direction: column;
  transition: all .4s var(--ease); position: relative;
}
.prod-card:hover { transform: translateY(-6px); border-color: var(--line-2); box-shadow: 0 24px 60px rgba(0, 0, 0, .5); }
.prod-vis {
  aspect-ratio: 16 / 10; position: relative; overflow: hidden; display: grid; place-items: center;
  background:
    radial-gradient(ellipse at 50% 62%, rgba(232, 163, 61, .08), transparent 62%),
    linear-gradient(rgba(148, 163, 184, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, .06) 1px, transparent 1px),
    linear-gradient(160deg, #10141b, #0a0d12);
  background-size: auto, 34px 34px, 34px 34px, auto;
  border-bottom: 1px solid var(--line);
}
.prod-vis .ic-xl { color: rgba(170, 178, 192, .8); transition: all .5s var(--ease); filter: drop-shadow(0 0 14px rgba(232, 163, 61, 0)); }
.prod-card:hover .prod-vis .ic-xl { color: var(--amber-2); transform: scale(1.1); filter: drop-shadow(0 0 18px rgba(232, 163, 61, .45)); }
.prod-vis.tone-b { background:
    radial-gradient(ellipse at 50% 62%, rgba(94, 200, 216, .09), transparent 62%),
    linear-gradient(rgba(148, 163, 184, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, .06) 1px, transparent 1px),
    linear-gradient(160deg, #10141b, #0a0d12);
  background-size: auto, 34px 34px, 34px 34px, auto; }
.prod-vis.tone-b .ic-xl:hover, .prod-card:hover .prod-vis.tone-b .ic-xl { color: var(--cyan); filter: drop-shadow(0 0 18px rgba(94, 200, 216, .45)); }
.prod-vis .scanline { position: absolute; left: 0; right: 0; top: -30%; height: 26%; background: linear-gradient(180deg, transparent, rgba(232, 163, 61, .07), transparent); animation: scanY 4.5s var(--ease) infinite; }
@keyframes scanY { 0% { top: -30%; } 60%, 100% { top: 110%; } }
.prod-vis .pv-coord { position: absolute; left: 12px; bottom: 10px; font-family: var(--font-m); font-size: 10px; letter-spacing: .14em; color: var(--txt-2); }
.prod-vis .pv-tag { position: absolute; top: 12px; right: 12px; font-family: var(--font-m); font-size: 10px; color: var(--txt-2); letter-spacing: .2em; }
.prod-vis .pv-badges { position: absolute; top: 12px; left: 12px; display: flex; gap: 8px; }
.prod-body { padding: 22px 24px 24px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.prod-body .p-cat { font-family: var(--font-m); font-size: 11px; letter-spacing: .24em; color: var(--amber); text-transform: uppercase; }
.prod-body h3 { font-size: 19px; letter-spacing: .01em; }
.prod-body h3 a:hover { color: var(--amber-2); }
.prod-body .p-en { font-family: var(--font-d); font-size: 11px; letter-spacing: .22em; color: var(--txt-2); text-transform: uppercase; margin-top: -6px; }
.prod-body .p-desc { font-size: 13.5px; color: var(--txt-2); line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.prod-foot { margin-top: auto; padding-top: 16px; border-top: 1px dashed var(--line); display: flex; align-items: center; justify-content: space-between; }
.prod-foot .p-model { font-family: var(--font-m); font-size: 11.5px; color: var(--txt-2); letter-spacing: .1em; }
.prod-foot .p-link { display: inline-flex; align-items: center; gap: 6px; font-size: 13.5px; color: var(--amber); letter-spacing: .06em; font-weight: 600; }
.prod-foot .p-link .ic { transition: transform .3s var(--ease); }
.prod-card:hover .p-link .ic { transform: translateX(4px); }

/* ==========================================================================
   解决方案
   ========================================================================== */
.sol-tabs { display: flex; gap: 2px; background: var(--line); border: 1px solid var(--line); margin-bottom: 2px; overflow-x: auto; }
.sol-tab {
  flex: 1; min-width: 150px; padding: 20px 16px; background: var(--bg-1); border: none; color: var(--txt-2);
  font-size: 14.5px; letter-spacing: .06em; font-weight: 600; display: flex; align-items: center; justify-content: center; gap: 10px;
  transition: all .3s; white-space: nowrap;
}
.sol-tab .ic { font-size: 1.3em; }
.sol-tab:hover { color: var(--txt-0); background: var(--bg-2); }
.sol-tab.active { background: var(--bg-3); color: var(--amber-2); box-shadow: inset 0 2px 0 var(--amber); }
.sol-panel { background: var(--bg-1); border: 1px solid var(--line); padding: 48px; display: none; }
.sol-panel.active { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; animation: fadeUp .5s var(--ease); }
@keyframes fadeUp { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.sol-panel h3 { font-size: 26px; margin-bottom: 16px; }
.sol-panel .s-desc { color: var(--txt-1); margin-bottom: 24px; }
.sol-list { display: grid; gap: 12px; margin-bottom: 28px; }
.sol-list li { display: flex; gap: 12px; align-items: flex-start; font-size: 14.5px; color: var(--txt-1); }
.sol-list .ic { color: var(--amber); margin-top: 4px; flex-shrink: 0; }
.sol-kit { background: var(--bg-2); border: 1px solid var(--line); padding: 28px; }
.sol-kit h4 { font-family: var(--font-m); font-size: 12px; letter-spacing: .3em; color: var(--amber); margin-bottom: 18px; text-transform: uppercase; }
.sol-kit ul { display: grid; gap: 10px; }
.sol-kit li { display: flex; justify-content: space-between; gap: 12px; font-size: 13.5px; padding: 10px 14px; background: var(--bg-1); border: 1px solid var(--line); }
.sol-kit li b { color: var(--txt-0); font-weight: 600; }
.sol-kit li span { color: var(--txt-2); font-family: var(--font-m); font-size: 11.5px; white-space: nowrap; }

/* 解决方案页面大块 */
.sol-block { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; padding: 70px 0; border-bottom: 1px solid var(--line); }
.sol-block:last-of-type { border-bottom: 0; }
.sol-block.flip .sol-txt { order: 2; }
.sol-txt .idx { font-family: var(--font-m); font-size: 12px; letter-spacing: .35em; color: var(--amber); display: block; margin-bottom: 14px; }
.sol-txt h3 { font-size: 30px; margin-bottom: 18px; }
.sol-txt p { margin-bottom: 14px; color: var(--txt-1); }
.sol-vis { position: relative; }
.sol-vis img { border: 1px solid var(--line-2); filter: saturate(.85); }
.sol-vis .sol-num {
  position: absolute; top: -34px; right: -10px; font-family: var(--font-d); font-size: 110px; font-weight: 700;
  color: transparent; -webkit-text-stroke: 1px rgba(148, 163, 184, .22); line-height: 1; pointer-events: none;
}

/* ==========================================================================
   软件定制
   ========================================================================== */
.soft-sec { background: var(--bg-1); border-block: 1px solid var(--line); overflow: hidden; position: relative; }
.soft-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.soft-vis { position: relative; }
.soft-vis img { border: 1px solid var(--line-2); }
.soft-vis .float-card {
  position: absolute; bottom: -24px; right: -18px; background: rgba(10, 13, 18, .92); backdrop-filter: blur(10px);
  border: 1px solid var(--amber); padding: 16px 22px; font-family: var(--font-m); font-size: 12px; color: var(--txt-1);
}
.float-card b { color: var(--amber-2); font-size: 20px; display: block; font-family: var(--font-d); letter-spacing: .05em; }
.soft-steps { display: grid; gap: 0; margin-top: 34px; }
.soft-step { display: flex; gap: 20px; padding: 18px 0; border-bottom: 1px dashed var(--line); }
.soft-step:last-child { border-bottom: 0; }
.soft-step .st-no { font-family: var(--font-d); font-size: 26px; font-weight: 700; color: var(--amber); width: 48px; flex-shrink: 0; }
.soft-step h4 { font-size: 16.5px; margin-bottom: 4px; }
.soft-step p { font-size: 13.5px; color: var(--txt-2); }

/* ==========================================================================
   为什么选择我们
   ========================================================================== */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; }
.why-card { border: 1px solid var(--line); background: var(--bg-1); padding: 34px 28px; transition: all .35s var(--ease); position: relative; overflow: hidden; }
.why-card::after { content: ""; position: absolute; left: 0; top: 0; width: 3px; height: 0; background: var(--amber); transition: height .4s var(--ease); }
.why-card:hover { background: var(--bg-2); transform: translateY(-4px); }
.why-card:hover::after { height: 100%; }
.why-card .ic-lg { color: var(--amber); margin-bottom: 20px; }
.why-card h3 { font-size: 17.5px; margin-bottom: 10px; }
.why-card p { font-size: 13.5px; color: var(--txt-2); }

/* ==========================================================================
   新闻
   ========================================================================== */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.news-card { border: 1px solid var(--line); background: var(--bg-1); display: flex; flex-direction: column; transition: all .35s var(--ease); }
.news-card:hover { transform: translateY(-5px); border-color: var(--line-2); box-shadow: 0 20px 48px rgba(0, 0, 0, .45); }
.news-date { padding: 22px 24px 0; display: flex; align-items: center; gap: 14px; }
.news-date .d-day { font-family: var(--font-d); font-size: 34px; font-weight: 700; color: var(--amber); line-height: 1; }
.news-date .d-ym { font-family: var(--font-m); font-size: 11px; color: var(--txt-2); letter-spacing: .12em; }
.news-date .d-cat { margin-left: auto; }
.news-card h3 { padding: 14px 24px 0; font-size: 17.5px; line-height: 1.5; }
.news-card h3 a:hover { color: var(--amber-2); }
.news-card p { padding: 10px 24px 0; font-size: 13.5px; color: var(--txt-2); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-card .n-foot { margin-top: auto; padding: 18px 24px 20px; display: flex; justify-content: space-between; align-items: center; }
.news-card .n-foot .n-link { font-size: 13px; color: var(--amber); display: inline-flex; gap: 6px; align-items: center; font-weight: 600; letter-spacing: .06em; }
.news-card .n-foot .n-views { font-size: 12px; color: var(--txt-2); display: inline-flex; gap: 6px; align-items: center; }

/* 新闻列表页 */
.news-filter { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 36px; }
.chip {
  padding: 9px 20px; border: 1px solid var(--line-2); background: none; color: var(--txt-1);
  font-size: 13.5px; letter-spacing: .08em; transition: all .25s;
}
.chip:hover { border-color: var(--amber); color: var(--amber-2); }
.chip.active { background: var(--amber); border-color: var(--amber); color: #16100a; font-weight: 600; }
.news-list-item {
  display: grid; grid-template-columns: 150px 1fr auto; gap: 30px; align-items: center;
  padding: 30px 0; border-bottom: 1px solid var(--line); transition: all .3s;
}
.news-list-item:hover { padding-left: 12px; }
.news-list-item .nl-date { text-align: center; border-right: 1px solid var(--line); padding-right: 26px; }
.news-list-item .nl-date .d { font-family: var(--font-d); font-size: 36px; font-weight: 700; color: var(--txt-0); line-height: 1.1; }
.news-list-item .nl-date .ym { font-family: var(--font-m); font-size: 11px; color: var(--txt-2); letter-spacing: .12em; }
.news-list-item h3 { font-size: 19px; margin-bottom: 8px; }
.news-list-item h3 a:hover { color: var(--amber-2); }
.news-list-item p { font-size: 13.5px; color: var(--txt-2); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-list-item .nl-go { color: var(--amber); font-size: 22px; }

/* 文章页 */
.article-wrap { max-width: 820px; margin: 0 auto; }
.article-head { text-align: center; padding-bottom: 36px; border-bottom: 1px solid var(--line); margin-bottom: 40px; }
.article-head h1 { font-size: clamp(26px, 3.2vw, 38px); margin: 18px 0 16px; }
.article-meta { display: flex; justify-content: center; gap: 26px; font-size: 13px; color: var(--txt-2); flex-wrap: wrap; }
.article-meta span { display: inline-flex; gap: 6px; align-items: center; }
.article-body { font-size: 16px; color: var(--txt-1); }
.article-body p { margin-bottom: 22px; text-align: justify; }
.article-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 60px; }
.article-nav a { border: 1px solid var(--line); padding: 20px 24px; transition: all .3s; }
.article-nav a:hover { border-color: var(--amber); background: var(--amber-dim); }
.article-nav .lb { font-size: 12px; letter-spacing: .2em; color: var(--txt-2); display: block; margin-bottom: 6px; }
.article-nav .tt { color: var(--txt-0); font-size: 15px; }
.article-nav a.next { text-align: right; }

/* ==========================================================================
   CTA / 页脚
   ========================================================================== */
.cta-banner { position: relative; overflow: hidden; border-block: 1px solid var(--line); }
.cta-banner .cta-bg { position: absolute; inset: 0; }
.cta-banner .cta-bg img { width: 100%; height: 100%; object-fit: cover; opacity: .35; }
.cta-banner .cta-bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(6,8,11,.95), rgba(6,8,11,.6), rgba(6,8,11,.95)); }
.cta-inner { position: relative; z-index: 2; text-align: center; padding: 100px 0; }
.cta-inner h2 { font-size: clamp(26px, 3.4vw, 42px); margin-bottom: 16px; }
.cta-inner p { color: var(--txt-1); margin-bottom: 36px; }

.site-foot { background: #05070a; border-top: 1px solid var(--line); padding: 70px 0 0; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 48px; padding-bottom: 50px; }
.foot-col h4 { font-size: 15px; letter-spacing: .14em; margin-bottom: 20px; color: var(--txt-0); }
.foot-col h4::after { content: ""; display: block; width: 28px; height: 2px; background: var(--amber); margin-top: 10px; }
.foot-col ul { display: grid; gap: 10px; font-size: 13.5px; color: var(--txt-2); }
.foot-col a:hover { color: var(--amber-2); }
.foot-brand p { font-size: 13.5px; color: var(--txt-2); margin-top: 18px; max-width: 320px; }
.foot-contact li { display: flex; gap: 10px; align-items: flex-start; }
.foot-contact .ic { color: var(--amber); margin-top: 4px; flex-shrink: 0; }
.foot-bar { border-top: 1px solid var(--line); padding: 22px 0; display: flex; justify-content: space-between; align-items: center; gap: 16px; font-size: 12.5px; color: var(--txt-2); flex-wrap: wrap; }
.foot-bar .links { display: flex; gap: 20px; }
.foot-bar a:hover { color: var(--amber-2); }

/* ==========================================================================
   内页头部
   ========================================================================== */
.page-hero { position: relative; padding: 96px 0 72px; overflow: hidden; border-bottom: 1px solid var(--line); background: var(--bg-1); }
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(148, 163, 184, .05) 1px, transparent 1px), linear-gradient(90deg, rgba(148, 163, 184, .05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 100% at 50% 0%, #000 20%, transparent 80%);
}
.page-hero .container { position: relative; z-index: 2; }
.crumbs { display: flex; align-items: center; gap: 10px; font-size: 12.5px; color: var(--txt-2); margin-bottom: 20px; font-family: var(--font-m); letter-spacing: .06em; }
.crumbs a:hover { color: var(--amber-2); }
.crumbs .sep { color: var(--amber); }
.page-hero h1 { font-size: clamp(32px, 4.4vw, 52px); }
.page-hero h1 .en-sub { display: block; font-family: var(--font-d); font-size: 13px; letter-spacing: .48em; color: var(--txt-2); font-weight: 500; margin-top: 12px; text-transform: uppercase; }
.page-hero .lead { max-width: 620px; margin-top: 18px; color: var(--txt-2); font-size: 16px; }

/* 产品筛选条 */
.prod-toolbar { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; margin-bottom: 40px; }
.prod-toolbar .chips { display: flex; gap: 10px; flex-wrap: wrap; }
.prod-search { margin-left: auto; position: relative; }
.prod-search input {
  background: var(--bg-1); border: 1px solid var(--line-2); color: var(--txt-0);
  padding: 11px 40px 11px 16px; width: 260px; font-size: 14px; outline: none; transition: border .25s;
}
.prod-search input:focus { border-color: var(--amber); }
.prod-search .ic { position: absolute; right: 14px; top: 50%; transform: translateY(-50%); color: var(--txt-2); }
.prod-count { font-family: var(--font-m); font-size: 12px; color: var(--txt-2); letter-spacing: .12em; }

/* ==========================================================================
   产品详情
   ========================================================================== */
.pd-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; }
.pd-vis { position: sticky; top: calc(var(--head-h) + 24px); align-self: start; }
.pd-vis .prod-vis { aspect-ratio: 4 / 3; border: 1px solid var(--line); }
.pd-vis .prod-vis .ic-xl { width: 6em; height: 6em; }
.pd-thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 12px; }
.pd-thumbs span { aspect-ratio: 4/3; border: 1px solid var(--line); background: var(--bg-1); display: grid; place-items: center; color: var(--txt-2); cursor: pointer; transition: all .25s; font-size: .9em; }
.pd-thumbs span:hover, .pd-thumbs span.on { border-color: var(--amber); color: var(--amber); }
.pd-info .p-cat { font-family: var(--font-m); font-size: 12px; letter-spacing: .28em; color: var(--amber); text-transform: uppercase; }
.pd-info h1 { font-size: clamp(28px, 3vw, 40px); margin: 12px 0 6px; }
.pd-info .p-en { font-family: var(--font-d); letter-spacing: .26em; font-size: 13px; color: var(--txt-2); text-transform: uppercase; }
.pd-info .p-desc { margin: 24px 0; font-size: 15.5px; color: var(--txt-1); }
.pd-key { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; background: var(--line); border: 1px solid var(--line); margin: 26px 0; }
.pd-key div { background: var(--bg-1); padding: 16px 18px; }
.pd-key b { display: block; color: var(--txt-0); font-size: 16.5px; font-family: var(--font-d); letter-spacing: .03em; }
.pd-key span { font-size: 11.5px; color: var(--txt-2); letter-spacing: .08em; }
.pd-tags { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 28px; }
.pd-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.pd-tabs { margin-top: 80px; }
.tab-bar { display: flex; gap: 2px; background: var(--line); border: 1px solid var(--line); overflow-x: auto; }
.tab-bar button { padding: 16px 28px; background: var(--bg-1); border: none; color: var(--txt-2); font-size: 14.5px; letter-spacing: .1em; font-weight: 600; transition: all .25s; white-space: nowrap; }
.tab-bar button:hover { color: var(--txt-0); }
.tab-bar button.active { color: var(--amber-2); background: var(--bg-2); box-shadow: inset 0 2px 0 var(--amber); }
.tab-pane { display: none; border: 1px solid var(--line); border-top: 0; padding: 40px; background: var(--bg-1); animation: fadeUp .4s var(--ease); }
.tab-pane.active { display: block; }
.tab-pane h3 { margin-bottom: 18px; font-size: 20px; }
.tab-pane p { margin-bottom: 16px; color: var(--txt-1); }
.spec-table { width: 100%; border-collapse: collapse; }
.spec-table th, .spec-table td { text-align: left; padding: 13px 18px; border-bottom: 1px solid var(--line); font-size: 14px; }
.spec-table th { width: 220px; color: var(--txt-2); font-weight: 500; background: rgba(15, 19, 25, .5); }
.spec-table td { color: var(--txt-0); font-family: var(--font-d); letter-spacing: .03em; font-size: 15px; }
.spec-table tr:hover td { background: var(--amber-dim); }
.feat-list { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.feat-list li { display: flex; gap: 12px; align-items: flex-start; padding: 16px 18px; border: 1px solid var(--line); background: var(--bg-2); font-size: 14px; color: var(--txt-1); }
.feat-list .ic { color: var(--amber); margin-top: 3px; flex-shrink: 0; }
.dl-item { display: flex; align-items: center; gap: 14px; padding: 16px 20px; border: 1px solid var(--line); margin-bottom: 12px; transition: all .25s; }
.dl-item:hover { border-color: var(--amber); background: var(--amber-dim); }
.dl-item .ic { color: var(--amber); font-size: 1.4em; }
.dl-item b { color: var(--txt-0); display: block; font-size: 14.5px; }
.dl-item span { font-size: 12px; color: var(--txt-2); font-family: var(--font-m); }
.dl-item .dl-btn { margin-left: auto; }

/* 询盘侧卡 / 表单 */
.inq-card { background: var(--bg-1); border: 1px solid var(--line); padding: 34px; position: relative; }
.inq-card h3 { font-size: 20px; margin-bottom: 6px; }
.inq-card .sub { font-size: 13px; color: var(--txt-2); margin-bottom: 24px; }
.form-row { margin-bottom: 16px; }
.form-row label { display: block; font-size: 12.5px; letter-spacing: .1em; color: var(--txt-2); margin-bottom: 8px; }
.form-row label i { color: var(--amber); font-style: normal; }
.form-ctrl {
  width: 100%; background: var(--bg-2); border: 1px solid var(--line-2); color: var(--txt-0);
  padding: 12px 15px; font-size: 14px; outline: none; transition: all .25s;
}
.form-ctrl:focus { border-color: var(--amber); box-shadow: 0 0 0 3px rgba(232, 163, 61, .12); }
textarea.form-ctrl { resize: vertical; min-height: 110px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-hint { font-size: 12px; color: var(--txt-2); margin-top: 12px; display: flex; gap: 8px; align-items: center; }

/* Toast */
.toast-wrap { position: fixed; top: 96px; right: 24px; z-index: 200; display: grid; gap: 12px; }
.toast {
  background: rgba(15, 19, 25, .96); border: 1px solid var(--amber); color: var(--txt-0);
  padding: 15px 22px; font-size: 14px; display: flex; gap: 12px; align-items: center;
  box-shadow: 0 16px 48px rgba(0, 0, 0, .55); animation: toastIn .4s var(--ease);
  max-width: 360px; backdrop-filter: blur(8px);
}
.toast .ic { color: var(--amber); flex-shrink: 0; }
.toast.ok .ic { color: var(--green); }
.toast.ok { border-color: rgba(76, 195, 138, .5); }
@keyframes toastIn { from { opacity: 0; transform: translateX(30px); } to { opacity: 1; transform: none; } }
.toast.out { opacity: 0; transform: translateX(30px); transition: all .35s; }

/* 联系页 */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: start; }
.contact-cards { display: grid; gap: 16px; }
.contact-card { display: flex; gap: 18px; padding: 24px; border: 1px solid var(--line); background: var(--bg-1); transition: all .3s; }
.contact-card:hover { border-color: var(--line-2); background: var(--bg-2); transform: translateX(6px); }
.contact-card .cc-ic { width: 52px; height: 52px; flex-shrink: 0; display: grid; place-items: center; border: 1px solid rgba(232, 163, 61, .4); color: var(--amber); background: var(--amber-dim); }
.contact-card h4 { font-size: 15.5px; margin-bottom: 4px; }
.contact-card p { font-size: 13.5px; color: var(--txt-2); }
.contact-card p b { color: var(--txt-0); font-family: var(--font-d); letter-spacing: .04em; font-size: 15px; }
.map-ph { border: 1px solid var(--line); background: var(--bg-1); height: 320px; position: relative; overflow: hidden; }
.map-ph .grid-lines { position: absolute; inset: 0; background-image: linear-gradient(rgba(148, 163, 184, .07) 1px, transparent 1px), linear-gradient(90deg, rgba(148, 163, 184, .07) 1px, transparent 1px); background-size: 40px 40px; }
.map-ph .pulse { position: absolute; left: 50%; top: 46%; width: 14px; height: 14px; background: var(--amber); border-radius: 50%; transform: translate(-50%, -50%); box-shadow: 0 0 20px var(--amber); }
.map-ph .pulse::before, .map-ph .pulse::after { content: ""; position: absolute; inset: -14px; border: 1px solid var(--amber); border-radius: 50%; animation: ripple 2.4s infinite; }
.map-ph .pulse::after { animation-delay: 1.2s; }
@keyframes ripple { from { transform: scale(.4); opacity: 1; } to { transform: scale(2.6); opacity: 0; } }
.map-ph .map-lb { position: absolute; left: 20px; bottom: 16px; font-family: var(--font-m); font-size: 11.5px; color: var(--txt-2); letter-spacing: .1em; }
.map-ph .map-lb b { color: var(--txt-0); display: block; font-size: 13px; letter-spacing: .04em; }

/* FAQ */
.faq-item { border: 1px solid var(--line); background: var(--bg-1); margin-bottom: 12px; }
.faq-q { width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 20px 24px; background: none; border: none; color: var(--txt-0); font-size: 15.5px; text-align: left; font-weight: 600; }
.faq-q .ic { color: var(--amber); transition: transform .3s; flex-shrink: 0; }
.faq-item.open .faq-q .ic { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .4s var(--ease); }
.faq-a p { padding: 0 24px 22px; color: var(--txt-2); font-size: 14px; }
.faq-item.open .faq-a { max-height: 300px; }

/* 关于页 */
.about-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 64px; align-items: center; }
.about-vis { position: relative; }
.about-vis img { border: 1px solid var(--line-2); }
.about-vis .yr { position: absolute; top: -30px; left: -18px; font-family: var(--font-d); font-size: 120px; font-weight: 700; color: transparent; -webkit-text-stroke: 1px rgba(232, 163, 61, .35); line-height: 1; }
.timeline { border-left: 1px solid var(--line-2); margin-left: 8px; }
.tl-item { position: relative; padding: 0 0 36px 34px; }
.tl-item::before { content: ""; position: absolute; left: -6.5px; top: 6px; width: 12px; height: 12px; background: var(--bg-0); border: 2px solid var(--amber); transform: rotate(45deg); }
.tl-item .tl-yr { font-family: var(--font-d); font-size: 22px; font-weight: 700; color: var(--amber); }
.tl-item h4 { font-size: 16.5px; margin: 4px 0 6px; }
.tl-item p { font-size: 13.5px; color: var(--txt-2); }
.cert-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.cert-card { border: 1px solid var(--line); background: var(--bg-1); padding: 30px 20px; text-align: center; transition: all .3s; }
.cert-card:hover { border-color: rgba(232, 163, 61, .4); transform: translateY(-4px); }
.cert-card .ic-lg { color: var(--amber); margin-bottom: 14px; }
.cert-card h4 { font-size: 14.5px; }
.cert-card span { font-size: 11.5px; color: var(--txt-2); font-family: var(--font-m); letter-spacing: .08em; }

/* 分页 */
.pager { display: flex; justify-content: center; gap: 8px; margin-top: 56px; }
.pager a, .pager span { min-width: 42px; height: 42px; display: grid; place-items: center; border: 1px solid var(--line-2); font-family: var(--font-d); font-size: 14px; color: var(--txt-1); transition: all .25s; padding: 0 12px; }
.pager a:hover { border-color: var(--amber); color: var(--amber-2); }
.pager .cur { background: var(--amber); border-color: var(--amber); color: #16100a; font-weight: 700; }

/* 空状态 */
.empty { text-align: center; padding: 80px 20px; border: 1px dashed var(--line-2); color: var(--txt-2); }
.empty .ic-xl { color: var(--txt-2); margin-bottom: 16px; opacity: .5; }

/* 滚动显现 */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: .08s; } .reveal-d2 { transition-delay: .16s; } .reveal-d3 { transition-delay: .24s; } .reveal-d4 { transition-delay: .32s; }

/* 返回顶部 */
.to-top { position: fixed; right: 26px; bottom: 26px; width: 48px; height: 48px; border: 1px solid var(--line-2); background: rgba(10, 13, 18, .9); color: var(--amber); display: grid; place-items: center; z-index: 90; opacity: 0; pointer-events: none; transition: all .3s; }
.to-top.show { opacity: 1; pointer-events: auto; }
.to-top:hover { border-color: var(--amber); box-shadow: 0 0 20px rgba(232, 163, 61, .3); }

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width: 1080px) {
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .prod-grid, .prod-grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .soft-grid, .about-grid, .pd-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .pd-vis { position: static; }
  .sol-panel.active { grid-template-columns: 1fr; }
  .sol-block { grid-template-columns: 1fr; gap: 30px; }
  .sol-block.flip .sol-txt { order: 0; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .main-nav, .head-cta { display: none; }
  .nav-toggle { display: inline-flex; }
  .site-head .container { gap: 16px; }
  .main-nav.open {
    display: flex; position: fixed; top: var(--head-h); left: 0; right: 0; z-index: 49;
    flex-direction: column; background: rgba(6, 8, 11, .98); border-bottom: 1px solid var(--line);
    padding: 12px 24px 24px; gap: 0;
  }
  .main-nav.open a { padding: 15px 8px; border-bottom: 1px solid var(--line); font-size: 16px; }
  .hero-stats .container { grid-template-columns: repeat(2, 1fr); }
  .hstat:nth-child(3)::before { display: none; }
  .hero-hud { display: none; }
  .section { padding: 72px 0; }
  .hero-inner { padding: 60px 0 150px; }
}
@media (max-width: 640px) {
  .prod-grid, .prod-grid.cols-4, .news-grid, .cat-grid, .why-grid, .cert-grid { grid-template-columns: 1fr; }
  .news-list-item { grid-template-columns: 1fr; gap: 10px; }
  .news-list-item .nl-date { border-right: 0; text-align: left; padding: 0; display: flex; gap: 12px; align-items: baseline; }
  .form-grid { grid-template-columns: 1fr; }
  .feat-list { grid-template-columns: 1fr; }
  .pd-key { grid-template-columns: 1fr 1fr; }
  .article-nav { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr; gap: 34px; }
  .topbar .tb-r span:not(:last-child) { display: none; }
  .prod-search { width: 100%; margin-left: 0; }
  .prod-search input { width: 100%; }
  .sec-head.row { flex-direction: column; align-items: flex-start; }
  .spec-table th { width: 40%; }
}