:root {
  --primary: #1C1C1E;
  --primary-light: #2C2C2E;
  --accent: #EA580C;
  --accent-dark: #C2410C;
  --text: #292524;
  --text-light: #78716C;
  --bg: #ffffff;
  --bg-soft: #FAF7F2;
  --border: #E8E2D9;
  --radius: 12px;
  --shadow: 0 4px 20px rgba(28, 28, 30, 0.08);
  --shadow-hover: 0 8px 30px rgba(28, 28, 30, 0.15);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif; color: var(--text); line-height: 1.6; background: #f0f1f4; }

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,0.95); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border); }
.site-header .container { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-size: 22px; font-weight: 800; color: var(--primary); }
.brand-logo { height: 34px; width: auto; display: block; }
.footer-logo { filter: invert(1) brightness(1.1); }
.brand-mark { width: 34px; height: 34px; border-radius: 9px; background: linear-gradient(135deg, var(--primary), var(--primary-light)); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 15px; font-weight: 900; }
.nav-links { display: flex; gap: 4px; list-style: none; padding: 5px 10px; border-radius: 12px; background: linear-gradient(180deg, #f5f6f8 0%, #d8dade 45%, #c3c6cb 55%, #e8eaed 100%); box-shadow: inset 0 1px 0 rgba(255,255,255,.9), inset 0 -1px 1px rgba(0,0,0,.08), 0 1px 3px rgba(0,0,0,.08); border: 1px solid #b8bcc2; flex: 1; justify-content: center; margin: 0 24px; }
.nav-links a { display: block; padding: 8px 18px; border-radius: 999px; font-size: 14px; font-weight: 600; color: #2c2c2e; transition: all .2s; }
.nav-links a:hover { color: var(--accent-dark); background: linear-gradient(180deg, #ffffff, #eceef1); }
.nav-links a.active { color: #fff; background: linear-gradient(180deg, #ea580c, #c2410c); box-shadow: inset 0 1px 1px rgba(255,255,255,.35); }
.nav-cta { padding: 9px 20px; border-radius: 8px; background: var(--accent); color: #fff; font-size: 14px; font-weight: 600; transition: all .2s; }
.nav-cta:hover { background: var(--accent-dark); }
.lang-switch { display: flex; gap: 4px; }
.lang-switch button { padding: 5px 11px; border-radius: 6px; border: 1px solid var(--border); background: #fff; color: var(--text); font-size: 12px; font-weight: 700; cursor: pointer; font-family: inherit; transition: all .2s; }
.lang-switch button.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.lang-switch button:hover:not(.active) { border-color: var(--accent); color: var(--accent-dark); }

.hero { background: linear-gradient(135deg, rgba(14,14,20,.6) 0%, rgba(20,20,30,.5) 50%, rgba(10,10,15,.7) 100%), url('../images/tech/milky-way.jpg') center/cover no-repeat; color: #fff; padding: 96px 0 88px; position: relative; overflow: hidden; }
.hero::after { content: ""; position: absolute; right: -120px; top: -120px; width: 420px; height: 420px; border-radius: 50%; background: radial-gradient(circle, rgba(234,88,12,0.32), transparent 70%); }
.hero .container { position: relative; z-index: 1; display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: start; }
.hero h1 { font-size: 44px; line-height: 1.25; font-weight: 800; letter-spacing: 1px; }
.hero h1 span { color: var(--accent); }
.hero p.sub { margin: 20px 0 32px; font-size: 18px; color: rgba(255,255,255,0.85); max-width: 520px; }
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }
.btn { display: inline-block; padding: 13px 30px; border-radius: 10px; font-size: 16px; font-weight: 600; transition: all .2s; }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: var(--accent-dark); transform: translateY(-2px); }
.btn-ghost { border: 1.5px solid rgba(255,255,255,0.6); color: #fff; }
.btn-ghost:hover { background: rgba(255,255,255,0.12); }
.hero-stats { display: flex; gap: 40px; margin-top: 40px; }
.hero-stats .stat b { font-size: 28px; color: var(--accent); display: block; }
.hero-stats .stat span { font-size: 13px; color: rgba(255,255,255,0.75); }
.hero-visual { position: relative; width: 100%; max-width: 520px; margin-left: auto; }
.hero-ai-badge { display: inline-flex; margin-bottom: 16px; }
.hero-tagline-right { margin-bottom: 10px; justify-content: flex-start; }
.hero-figs { position: relative; width: 100%; height: 420px; border-radius: 24px; overflow: visible; }
.hero-main-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; border-radius: 24px; box-shadow: 0 24px 60px rgba(0,0,0,.45); }
.hero-float-img { position: absolute; right: -28px; top: 410px; width: 220px; height: 220px; object-fit: cover; border-radius: 20px; border: 4px solid #0E0E10; box-shadow: 0 18px 44px rgba(0,0,0,.5); animation: float-y 4s ease-in-out infinite; }
.hero-badge-ring { position: absolute; top: 20px; left: 20px; background: rgba(14,14,16,.7); backdrop-filter: blur(8px); border: 1px solid rgba(255,255,255,.18); color: #fff; padding: 7px 16px; border-radius: 999px; font-size: 12px; font-weight: 600; letter-spacing: .08em; }
@keyframes float-y { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
.thermo-demo { position: absolute; left: -30px; top: 480px; width: 230px; background: rgba(20,20,24,.82); border: 1px solid rgba(255,255,255,.14); border-radius: 18px; padding: 22px 20px; backdrop-filter: blur(12px); box-shadow: 0 18px 44px rgba(0,0,0,.5); }
.thermo-demo .temp { font-size: 56px; font-weight: 800; color: var(--accent); }
.thermo-demo .temp small { font-size: 20px; }
.thermo-demo .desc { margin-top: 8px; font-size: 14px; color: rgba(255,255,255,0.8); }
.temp-bar { height: 10px; background: rgba(255,255,255,0.2); border-radius: 5px; margin: 24px 0 10px; overflow: hidden; }
.temp-bar i { display: block; width: 68%; height: 100%; background: linear-gradient(90deg, var(--accent), #fbbf24); border-radius: 5px; }
.temp-labels { display: flex; justify-content: space-between; font-size: 12px; color: rgba(255,255,255,0.7); }

.section { padding: 88px 0; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 52px; }
.section-head .tag { display: inline-block; font-size: 13px; font-weight: 600; color: var(--accent-dark); background: #FFEDD5; padding: 4px 12px; border-radius: 20px; margin-bottom: 14px; }
.section-head h2 { font-size: 34px; font-weight: 800; color: var(--primary); }
.section-head p { margin-top: 12px; color: var(--text-light); font-size: 16px; }
.section.bg-soft { background: #e8eaed; }

.features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.feature-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 24px; transition: all .25s; }
.feature-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); border-color: transparent; }
.feature-card .icon { width: 52px; height: 52px; border-radius: 12px; background: linear-gradient(135deg, #FFF1E6, #FFE4D1); display: flex; align-items: center; justify-content: center; font-size: 26px; margin-bottom: 16px; }
.feature-card h3 { font-size: 17px; margin-bottom: 8px; color: var(--primary); }
.feature-card p { font-size: 14px; color: var(--text-light); }

.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.product-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: all .25s; }
.product-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.product-visual { height: 190px; display: flex; flex-direction: column; align-items: center; justify-content: center; color: #fff; }
.product-visual .pv-name { font-size: 17px; font-weight: 700; }
.product-visual .pv-sub { font-size: 12px; opacity: .85; margin-top: 4px; }
.product-info { padding: 20px; }
.product-info .p-cat { font-size: 12px; color: var(--accent-dark); font-weight: 600; }
.product-info h3 { font-size: 17px; color: #1a1a1e; }
.product-info p { font-size: 13px; color: #555; }
.product-info .p-foot { display: flex; justify-content: space-between; align-items: center; margin-top: 14px; }
.product-info .p-price { display: flex; flex-direction: column; line-height: 1.25; }
.product-info .price-label { font-size: 11px; color: var(--text-light); font-weight: 500; }
.product-info .price { font-size: 18px; font-weight: 800; color: var(--primary); }
.product-info .link { font-size: 14px; color: var(--accent-dark); font-weight: 600; }
.product-info .p-links { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.product-info .sample-link { background: var(--accent); color: #fff; padding: 7px 12px; border-radius: 6px; font-size: 13px; text-decoration: none; transition: opacity .2s; }
.product-info .sample-link:hover { opacity: .85; }

.b2b-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.partner-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
@media (max-width: 1024px) { .partner-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .partner-grid { grid-template-columns: 1fr; } }
.patent-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; max-width: 860px; margin: 0 auto 28px; }
.patent-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; text-align: center; }
.patent-card b { font-size: 20px; color: var(--primary); display: block; margin-bottom: 8px; }
.patent-card p { font-size: 13px; color: #555; }
.patent-proof { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; max-width: 900px; margin: 0 auto; }
.patent-proof-item { margin: 0; background: var(--metal-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; }
.patent-proof-item img { width: 100%; border-radius: calc(var(--radius) - 6px); display: block; }
.patent-proof-item figcaption { text-align: center; font-size: 13px; color: var(--muted); padding: 10px 4px 2px; }
@media (max-width: 640px) { .patent-grid, .patent-proof { grid-template-columns: 1fr; } }
.flow-steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.flow-step { position: relative; text-align: center; background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 22px 16px; }
.flow-step .f-dot { display: inline-flex; align-items: center; justify-content: center; width: 34px; height: 34px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), var(--accent)); color: #fff; font-weight: 700; margin-bottom: 12px; }
.flow-step h3 { font-size: 16px; margin-bottom: 8px; color: var(--primary); }
.flow-step p { font-size: 13px; color: var(--muted); margin: 0; }
@media (max-width: 900px) { .flow-steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .flow-steps { grid-template-columns: 1fr; } }
.faq-list { max-width: 780px; margin: 0 auto; }
.faq-item { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); margin-bottom: 12px; overflow: hidden; }
.faq-item summary { padding: 18px 20px; cursor: pointer; font-weight: 600; color: #1a1a1e; font-size: 15px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; position: absolute; right: 18px; top: 50%; transform: translateY(-50%); font-size: 22px; color: var(--accent); font-weight: 400; }
.faq-item[open] summary::after { content: '–'; }
.faq-item p { padding: 0 20px 18px; font-size: 14px; color: #555; }
.b2b-card { background: #fff; border-radius: var(--radius); border: 1px solid var(--border); padding: 30px 26px; transition: all .25s; }
.b2b-card:hover { box-shadow: var(--shadow-hover); }
.b2b-card h3 { font-size: 18px; color: #1a1a1e; }
.b2b-card p { font-size: 14px; color: #555; }
.b2b-card .step { font-size: 12px; color: #fff; background: var(--accent); border-radius: 6px; display: inline-block; padding: 3px 10px; margin-bottom: 12px; font-weight: 700; }

.page-title { background: linear-gradient(135deg, var(--primary), var(--primary-light)); color: #fff; padding: 64px 0; text-align: center; }
.page-title h1 { font-size: 34px; font-weight: 800; }
.page-title p { margin-top: 10px; color: rgba(255,255,255,0.8); font-size: 16px; }

.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.about-visual { border-radius: var(--radius); height: 340px; background: linear-gradient(135deg, #1C1C1E, #EA580C); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 20px; font-weight: 700; }
.about-copy h2 { font-size: 30px; color: var(--primary); margin-bottom: 16px; }
.about-copy p { margin-bottom: 14px; color: var(--text-light); }
.values { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 16px; }
.value-item { background: var(--bg-soft); border-radius: var(--radius); padding: 20px; }
.value-item h4 { color: var(--primary); margin-bottom: 6px; }
.value-item p { font-size: 13px; color: var(--text-light); }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.contact-info h2 { font-size: 30px; color: var(--primary); margin-bottom: 16px; }
.contact-info p { color: var(--text-light); margin-bottom: 24px; }
.info-line { display: flex; gap: 14px; margin-bottom: 16px; align-items: flex-start; }
.info-line .il-icon { width: 42px; height: 42px; flex: none; border-radius: 10px; background: #FFF1E6; display: flex; align-items: center; justify-content: center; color: var(--primary); font-weight: 700; }
.info-line b { display: block; color: var(--primary); }
.info-line span { font-size: 14px; color: var(--text-light); }
.contact-form { background: var(--bg-soft); border-radius: var(--radius); padding: 32px; border: 1px solid var(--border); }
.contact-form h3 { font-size: 20px; color: var(--primary); margin-bottom: 20px; }
.form-row { margin-bottom: 16px; }
.form-row label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; color: var(--text); }
.form-row input, .form-row textarea, .form-row select { width: 100%; padding: 11px 14px; border: 1px solid var(--border); border-radius: 8px; font-size: 14px; font-family: inherit; background: var(--metal-card); transition: border .2s; }
.form-row input:focus, .form-row textarea:focus, .form-row select:focus { outline: none; border-color: var(--accent); }
.form-row textarea { min-height: 110px; resize: vertical; }
.form-tip { font-size: 12px; color: var(--text-light); margin-top: 10px; }

.site-footer { background: var(--primary); color: rgba(255,255,255,0.8); padding: 56px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; margin-bottom: 32px; }
.footer-grid h3 { color: #fff; font-size: 16px; margin-bottom: 14px; }
.footer-grid p, .footer-grid a { font-size: 14px; color: rgba(255,255,255,0.7); display: block; margin-bottom: 8px; }
.footer-grid a:hover { color: var(--accent); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.15); padding-top: 20px; text-align: center; font-size: 13px; color: rgba(255,255,255,0.55); }

/* 认证墙 */
.certs-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.cert-item { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 20px 12px; text-align: center; transition: all .25s; }
.cert-item:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.cert-item b { display: block; font-size: 20px; color: var(--primary); letter-spacing: 1px; }
.cert-item span { font-size: 12px; color: var(--text-light); display: block; margin-top: 4px; }

/* CXL001-C 认证卡片墙（参照234.png：两排五列，浅蓝底白卡） */
.certs-grid-cxl { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; margin-bottom: 40px; }
.cert-card { display: flex; align-items: center; gap: 12px; background: #e8f1fb; border-radius: 10px; padding: 12px 14px; transition: all .25s; }
.cert-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); background: #dcebfb; }
.cert-badge-img { flex: 0 0 52px; width: 52px; height: 52px; border-radius: 8px; object-fit: cover; background: var(--metal-card); box-shadow: 0 1px 3px rgba(0,0,0,.1); }
.cert-card b { display: block; font-size: 15px; color: #1a1a1a; line-height: 1.2; }
.cert-card span { font-size: 12px; color: #444; display: block; margin-top: 3px; line-height: 1.3; }
.cxl-cert-proof { margin: 0; text-align: center; }
.cxl-cert-proof img { max-width: 100%; border-radius: 12px; box-shadow: var(--shadow); border: 1px solid var(--border); }
.cxl-cert-proof figcaption { margin-top: 12px; font-size: 13px; color: var(--text-light); }

/* 真实证书 gallery */
.cert-real-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 10px; }
.cert-real-item { margin: 0; background: var(--metal-card); border: 1px solid var(--border); border-radius: 10px; overflow: hidden; cursor: zoom-in; transition: all .25s; }
.cert-real-item:hover { box-shadow: 0 10px 28px rgba(28,28,30,.16); transform: translateY(-3px); }
.cert-real-item img { width: 100%; height: 220px; object-fit: cover; object-position: top; display: block; background: #d8dade; }
.cert-real-item figcaption { padding: 10px 12px; font-size: 13px; font-weight: 600; color: var(--text); text-align: center; border-top: 1px solid var(--border); background: #e4e6e9; }

/* lightbox */
.lightbox { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.88); z-index: 9999; align-items: center; justify-content: center; padding: 30px; cursor: zoom-out; }
.lightbox.open { display: flex; }
.lightbox img { max-width: 92vw; max-height: 92vh; border-radius: 6px; box-shadow: 0 20px 60px rgba(0,0,0,.5); }

@media (max-width: 900px) {
  .cert-real-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .cert-real-item img { height: 180px; }
}

@media (max-width: 900px) {
  .certs-grid-cxl { grid-template-columns: repeat(2, 1fr); gap: 12px; }
}

/* 产品分类筛选 */
.cat-filter { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; margin-bottom: 40px; }
.cat-btn { padding: 8px 20px; border-radius: 20px; border: 1px solid var(--border); background: var(--metal-card); color: var(--text); font-size: 14px; cursor: pointer; transition: all .2s; font-family: inherit; }
.cat-btn:hover { border-color: var(--accent); color: var(--accent-dark); }
.cat-btn.active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* 图片版产品卡 */
.product-visual.img-mode { height: 210px; background: var(--metal-card); overflow: hidden; }
.product-visual.img-mode img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.product-card:hover .product-visual.img-mode img { transform: scale(1.05); }
.product-card.hidden { display: none; }

/* ===== 科技动画 ===== */
.hero { position: relative; }
.hero-canvas { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 0; pointer-events: none; }
.hero .container { z-index: 1; }

/* AI 状态徽标 */
.ai-badge { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 16px; padding: 5px 14px; border-radius: 20px; background: rgba(234,88,12,0.14); border: 1px solid rgba(234,88,12,0.45); color: #EA580C; font-size: 12px; font-weight: 700; letter-spacing: 1px; }
.hero-tagline { display: flex; align-items: center; gap: 14px; margin-bottom: 12px; color: var(--accent); font-weight: 700; font-size: 16px; letter-spacing: .03em; }
.hero-tagline .sep { opacity: .45; }
.scene-banner { padding: 0; background: transparent; }
.scene-inner { position: relative; border-radius: 0; overflow: hidden; box-shadow: none; margin: 0; }
.scene-inner img { width: 100%; display: block; }
.scene-overlay { position: absolute; left: 0; right: 0; bottom: 0; padding: 28px 34px; background: linear-gradient(to top, rgba(14,14,16,.88), rgba(14,14,16,.15) 70%, transparent); color: #fff; }
.scene-overlay h2 { margin: 8px 0 6px; font-size: 26px; color: #fff; }
.scene-overlay p { margin: 0; font-size: 14px; color: rgba(255,255,255,.85); }
.tag-light { background: rgba(255,255,255,.16); border-color: rgba(255,255,255,.5); color: #fff; }
@media (max-width: 640px) { .scene-overlay { padding: 16px 18px; } .scene-overlay h2 { font-size: 18px; } .scene-overlay p { font-size: 12px; } }
.strength-grid { display: grid; grid-template-columns: 1fr; gap: 24px; justify-items: center; }.strength-fig { margin: 0; background: var(--metal-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; }
.strength-fig img { width: 100%; border-radius: calc(var(--radius) - 6px); display: block; }
.strength-fig figcaption { font-size: 12.5px; color: var(--muted); padding: 10px 4px 2px; line-height: 1.6; }
.strength-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; width: 100%; max-width: 900px; }
.s-stat { background: var(--metal-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px 16px; text-align: center; }
.s-stat b { display: block; font-size: 30px; color: var(--accent); margin-bottom: 6px; }
.s-stat span { font-size: 13px; color: var(--muted); }
@media (max-width: 900px) { .strength-grid { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .strength-grid { grid-template-columns: 1fr; } }
.tech-band { background: #0E0E10; padding: 56px 0; color: #fff; }
.tech-band .section-head h2 { color: #fff; }
.combo-showcase { width: 100%; display: block; border-radius: var(--radius); margin-bottom: 32px; box-shadow: 0 14px 40px rgba(28,28,30,.12); }
.tech-chip-banner { width: 100%; display: block; border-radius: var(--radius); margin-bottom: 24px; box-shadow: 0 14px 40px rgba(234,88,12,.18); max-height: 440px; object-fit: cover; object-position: center; }
.tech-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.tech-card { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.14); border-radius: var(--radius); overflow: hidden; }
.tech-card img { width: 100%; display: block; }
.tech-copy { padding: 18px 20px 22px; }
.tech-copy h3 { margin: 0 0 6px; color: #fff; font-size: 18px; }
.tech-copy p { margin: 0; color: rgba(255,255,255,.75); font-size: 13px; line-height: 1.7; }
@media (max-width: 800px) { .tech-grid { grid-template-columns: 1fr; } }
.app-zone-img { width: 260px; border-radius: var(--radius); border: 1px solid var(--border); margin-top: 16px; }
.response-banner { display: flex; align-items: center; gap: 10px; justify-content: center; background: linear-gradient(135deg, var(--primary), var(--accent)); color: #fff; border-radius: var(--radius); padding: 14px 22px; margin-bottom: 32px; font-weight: 600; text-align: center; }
@media (max-width: 520px) { .hero-tagline { font-size: 14px; gap: 10px; } }
.ai-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: #34d399; animation: pulse-dot 1.6s infinite; }
@keyframes pulse-dot { 0%,100% { box-shadow: 0 0 0 0 rgba(52,211,153,.6); } 50% { box-shadow: 0 0 0 6px rgba(52,211,153,0); } }

/* 温度实时跳动 */
.temp { transition: color .3s; }
.temp.up { color: #fbbf24; }
.temp.down { color: #7dd3fc; }

/* 扫描线（产品图悬停） */
.product-visual.img-mode { position: relative; overflow: hidden; }
.product-visual.img-mode::after { content: ""; position: absolute; left: 0; top: -60%; width: 100%; height: 45%; background: linear-gradient(180deg, transparent, rgba(255,255,255,.35), transparent); transform: rotate(8deg); transition: top .8s ease; pointer-events: none; }
.product-card:hover .product-visual.img-mode::after { top: 130%; }

/* 产品卡悬停发光 */
.product-card { position: relative; }
.product-card::before { content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1px; background: linear-gradient(135deg, rgba(234,88,12,.6), rgba(28,28,30,.35)); -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0); -webkit-mask-composite: xor; mask-composite: exclude; opacity: 0; transition: opacity .3s; pointer-events: none; }
.product-card:hover::before { opacity: 1; }

/* 认证墙悬停发光 */
.cert-item { position: relative; }
.cert-item:hover { box-shadow: 0 0 0 1px rgba(234,88,12,.35), 0 8px 26px rgba(28,28,30,.14); border-color: rgba(234,88,12,.55); transform: translateY(-3px); }

/* 滚动渐显 */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: .12s; }
.reveal-delay-2 { transition-delay: .24s; }
.reveal-delay-3 { transition-delay: .36s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .ai-badge .dot, .temp { animation: none; }
}

/* 联系信息徽章（页脚/联系页） */
.contact-pill { display: inline-flex; align-items: center; gap: 6px; padding: 3px 12px; border-radius: 14px; font-size: 12px; font-weight: 600; }
.contact-pill.sales { background: rgba(234,88,12,.14); color: var(--accent-dark); }
.contact-pill.tech { background: rgba(52,211,153,.14); color: #047857; }


.admin-body { background: var(--bg-soft); }
.admin-wrap { max-width: 1100px; margin: 0 auto; padding: 32px 24px; }
.admin-card { background: var(--metal-card); border-radius: var(--radius); box-shadow: var(--shadow); padding: 28px; margin-bottom: 24px; }
.admin-card h2 { font-size: 22px; color: var(--primary); margin-bottom: 20px; }
.admin-card h3 { font-size: 17px; color: var(--primary); margin-bottom: 16px; }
.login-box { max-width: 380px; margin: 60px auto; }
.admin-toolbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; flex-wrap: wrap; gap: 10px; }
.btn-sm { padding: 7px 14px; font-size: 13px; border-radius: 8px; border: none; cursor: pointer; font-family: inherit; font-weight: 600; transition: all .2s; }
.btn-sm.btn-primary { background: var(--primary); color: #fff; }
.btn-sm.btn-primary:hover { background: var(--primary-light); }
.btn-sm.btn-warn { background: #ef4444; color: #fff; }
.btn-sm.btn-warn:hover { background: #dc2626; }
.btn-sm.btn-ghost { background: #f3f4f6; color: var(--text); }
.btn-sm.btn-ghost:hover { background: #e5e7eb; }
.btn-sm.btn-accent-sm { background: var(--accent); color: #fff; }
.btn-sm.btn-accent-sm:hover { background: var(--accent-dark); }
.admin-table { width: 100%; border-collapse: collapse; }
.admin-table th, .admin-table td { padding: 12px 10px; text-align: left; border-bottom: 1px solid var(--border); font-size: 14px; vertical-align: middle; }
.admin-table th { background: var(--bg-soft); color: var(--primary); font-weight: 700; }
.admin-table td img { width: 56px; height: 56px; object-fit: cover; border-radius: 8px; border: 1px solid var(--border); }
.admin-table .status-badge { padding: 3px 10px; border-radius: 12px; font-size: 12px; font-weight: 600; }
.status-badge.on { background: #d1fae5; color: #047857; }
.status-badge.off { background: #fee2e2; color: #b91c1c; }
.thumb-empty { color: #9ca3af; font-size: 12px; }
.inq-new td { background: #FFF7ED; }
.inq-msg { max-width: 260px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.admin-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 20px; }
.admin-form-grid .form-row.full { grid-column: 1 / -1; }
.admin-actions { display: flex; gap: 10px; margin-top: 8px; flex-wrap: wrap; }
.img-preview { max-width: 160px; max-height: 160px; border-radius: 8px; border: 1px solid var(--border); margin-top: 10px; display: none; object-fit: cover; }
.admin-msg { padding: 10px 14px; border-radius: 8px; font-size: 14px; margin-bottom: 16px; display: none; }
.admin-msg.ok { background: #d1fae5; color: #047857; }
.admin-msg.err { background: #fee2e2; color: #b91c1c; }

/* ===== Cirsureas APP 页 ===== */
/* 手机模型 */
.phone-frame { width: 300px; margin: 0 auto; background: #0A0A0C; border-radius: 36px; padding: 12px; border: 1px solid rgba(255,255,255,.15); box-shadow: 0 20px 50px rgba(0,0,0,.35); position: relative; }
.phone-notch { position: absolute; top: 22px; left: 50%; transform: translateX(-50%); width: 90px; height: 20px; background: #0A0A0C; border-radius: 12px; z-index: 2; }
.phone-screen { background: #161618; border-radius: 26px; overflow: hidden; min-height: 440px; }
.phone-screen img { width: 100%; height: 100%; object-fit: cover; object-position: top; display: block; }
.ps-status { display: flex; justify-content: space-between; color: rgba(255,255,255,.75); font-size: 11px; margin-bottom: 10px; }
.ps-title { color: #fff; font-size: 13px; font-weight: 700; margin-bottom: 12px; }
.ps-probe { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.08); border-radius: 12px; padding: 10px 12px; margin-bottom: 10px; }
.pp-head { display: flex; align-items: center; gap: 8px; color: #fff; font-size: 12px; }
.pp-dot { width: 9px; height: 9px; border-radius: 50%; flex: none; }
.pp-dot.p1 { background: #27d175; box-shadow: 0 0 8px rgba(39,209,117,.8); }
.pp-dot.p2 { background: #E05A3C; box-shadow: 0 0 8px rgba(224,90,60,.85); }
.pp-head b { flex: 1; font-weight: 600; }
.pp-temp { font-size: 15px; font-weight: 800; color: #27d175; }
.pp-bar { height: 5px; background: rgba(255,255,255,.12); border-radius: 3px; margin: 8px 0 6px; overflow: hidden; }
.pp-bar i { display: block; height: 100%; background: linear-gradient(90deg, #27d175, #7ce8b0); border-radius: 3px; transition: width .4s; }
.pp-meta { font-size: 10px; color: rgba(255,255,255,.55); }
.ps-chart { background: rgba(255,255,255,.05); border-radius: 10px; padding: 6px; margin: 4px 0 10px; }
.ps-chart svg { width: 100%; height: 56px; display: block; }
.ps-alert { font-size: 10px; color: #E05A3C; background: rgba(224,90,60,.1); border: 1px solid rgba(224,90,60,.3); border-radius: 8px; padding: 7px 9px; }

/* 演示区 */
.demo-wrap { background: var(--metal-card); border-radius: var(--radius); border: 1px solid var(--border); padding: 28px; box-shadow: var(--shadow); }
.demo-controls { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-bottom: 22px; }
.demo-status { font-size: 13px; color: var(--text-light); background: var(--bg-soft); padding: 6px 14px; border-radius: 16px; }
.demo-status.live { color: #047857; background: #d1fae5; }
.demo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.probe-card { border: 2px solid var(--border); border-radius: var(--radius); padding: 20px; background: #FFFBF7; transition: all .3s; position: relative; overflow: hidden; }
.probe-card .probe-head { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.probe-head b { flex: 1; font-size: 15px; color: var(--primary); }
.probe-alarm-ico { font-size: 18px; }
.probe-temp { font-size: 44px; font-weight: 800; color: var(--primary); line-height: 1; }
.probe-temp small { font-size: 18px; color: var(--text-light); font-weight: 600; }
.probe-bar { height: 9px; background: #F0EAE2; border-radius: 5px; margin: 14px 0; overflow: hidden; }
.probe-bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--primary), var(--accent)); border-radius: 5px; transition: width .4s; }
.probe-alarms { display: flex; flex-direction: column; gap: 8px; }
.alarm-item { display: flex; align-items: center; gap: 8px; font-size: 13px; background: var(--bg-soft); border-radius: 8px; padding: 8px 12px; border: 1px solid transparent; transition: all .3s; }
.alarm-item b { color: var(--text); font-weight: 600; }
.alarm-item span:first-child { font-size: 14px; }

/* 报警触发动画 */
.probe-card.alarm { border-color: #dc2626; animation: alarm-flash 1s infinite; }
.probe-card.alarm .probe-temp { color: #dc2626; }
.probe-card.alarm .probe-bar i { background: linear-gradient(90deg, #dc2626, #ef4444); }
@keyframes alarm-flash {
  0%, 100% { box-shadow: 0 0 0 0 rgba(220,38,38,.35); background: #fff5f5; }
  50% { box-shadow: 0 0 0 12px rgba(220,38,38,0); background: #fee2e2; }
}
.alarm-item.fire { border-color: #fca5a5; background: #fee2e2; animation: alarm-pulse 1s infinite; }
@keyframes alarm-pulse { 0%,100% { opacity: 1; } 50% { opacity: .55; } }

/* 通知区 */
.notify-area { margin-top: 22px; }
.notify-title { font-size: 14px; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.notify-empty { font-size: 13px; color: var(--text-light); background: var(--bg-soft); border: 1px dashed var(--border); border-radius: 10px; padding: 14px; text-align: center; }
.notify-item { display: flex; align-items: center; gap: 10px; background: #fef2f2; border: 1px solid #fecaca; border-radius: 10px; padding: 11px 14px; margin-bottom: 8px; font-size: 13px; color: #991b1b; animation: notify-in .45s ease; }
.notify-item.time { background: #fffbeb; border-color: #fde68a; color: #92400e; }
.notify-item.out { opacity: 0; transform: translateX(20px); transition: all .3s; }
@keyframes notify-in { from { opacity: 0; transform: translateY(-14px); } to { opacity: 1; transform: none; } }
.n-ico { font-size: 16px; }
.n-text { flex: 1; }
.n-close { border: none; background: none; color: inherit; font-size: 15px; cursor: pointer; opacity: .6; padding: 0 4px; }
.n-close:hover { opacity: 1; }

/* 教程网格 */
.tut-grid { grid-template-columns: repeat(3, 1fr); }

/* 首页 APP 专区 */
.app-zone { display: grid; grid-template-columns: 1.25fr 1fr; gap: 44px; align-items: center; }
.app-zone-visual { display: flex; justify-content: center; }
.phone-row { display: flex; gap: 16px; align-items: flex-start; justify-content: center; flex-wrap: wrap; }
.app-hero-phones { gap: 10px; flex-wrap: nowrap; }
.app-hero-phones .mini-phone { width: 150px; }
.app-hero-phones .mini-screen { height: 300px; }
.mini-phone { width: 180px; background: #0E0E10; border-radius: 28px; padding: 8px; border: 1px solid rgba(255,255,255,.16); box-shadow: 0 16px 40px rgba(28,28,30,.28); }
.mini-screen { background: #161618; border-radius: 20px; overflow: hidden; height: 340px; }
.mini-screen img { width: 100%; height: 100%; object-fit: cover; object-position: top; display: block; }
.mini-title { display: flex; align-items: center; gap: 8px; color: #fff; font-size: 12px; font-weight: 700; margin-bottom: 12px; }
.mini-dot { width: 8px; height: 8px; border-radius: 50%; background: #27d175; box-shadow: 0 0 8px rgba(39,209,117,.9); }
.mini-row { position: relative; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.08); border-radius: 9px; padding: 9px 10px 12px; margin-bottom: 9px; font-size: 11px; color: rgba(255,255,255,.85); overflow: hidden; }
.mini-row b { float: right; color: #27d175; font-size: 12px; }
.mini-row i { position: absolute; left: 10px; bottom: 0; height: 3px; background: linear-gradient(90deg,#27d175,#7ce8b0); border-radius: 3px; }
.mini-alarm { font-size: 10px; color: #E05A3C; background: rgba(224,90,60,.1); border: 1px solid rgba(224,90,60,.3); border-radius: 8px; padding: 7px 9px; }
.app-zone-copy h2 { font-size: 34px; margin: 12px 0 16px; }
.app-zone-copy p { color: var(--text-light); margin-bottom: 22px; }
@media (max-width: 992px) {
  .app-zone { grid-template-columns: 1fr; }
  .app-zone-copy { text-align: center; }
  .app-zone-copy .hero-btns { justify-content: center; }
}


.store-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.store-btn { display: inline-block; padding: 14px 34px; border-radius: 12px; background: var(--primary); color: #fff; font-size: 15px; font-weight: 700; transition: all .25s; }
.store-btn:hover { background: var(--primary-light); transform: translateY(-2px); box-shadow: var(--shadow-hover); }

@media (max-width: 992px) {
  .demo-grid { grid-template-columns: 1fr; }
  .tut-grid { grid-template-columns: 1fr; }
  .phone-frame { width: 280px; }
}


@media (max-width: 600px) {
  .site-header .container { flex-wrap: wrap; height: auto; padding: 12px 16px; gap: 8px; }
  .nav-links { width: 100%; flex-wrap: wrap; }
  .hero h1 { font-size: 30px; }
  .hero { padding: 60px 0; }
  .features, .product-grid, .b2b-grid, .values { grid-template-columns: 1fr; }
  .section { padding: 56px 0; }
  .section-head h2 { font-size: 26px; }

  /* 移动端单列/换行补齐 */
  .hero .container { grid-template-columns: 1fr; gap: 36px; text-align: center; }
  .hero p.sub { margin-left: auto; margin-right: auto; }
  .hero-btns { justify-content: center; }
  .hero-stats { justify-content: center; gap: 24px; flex-wrap: wrap; }
  .hero-visual { max-width: 380px; margin: 0 auto; width: 100%; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .certs-grid { grid-template-columns: repeat(3, 1fr); gap: 12px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .patent-card b { font-size: 17px; }
  .scene-inner img { height: 200px; object-fit: cover; }
}
/* sample CTA banner */
.sample-cta { display: grid; grid-template-columns: 380px 1fr; gap: 36px; align-items: center; background: linear-gradient(135deg, #FDFBF8, #F5EFE6); border: 1px solid #E8E2D9; border-radius: 18px; padding: 28px 36px; margin-bottom: 40px; }
.sample-cta-img img { width: 100%; max-height: 260px; object-fit: contain; border-radius: 12px; }
.sample-cta-body h3 { font-size: 26px; margin: 10px 0 10px; color: var(--primary); }
.sample-cta-body p { color: var(--text-light); margin-bottom: 18px; line-height: 1.6; }
@media (max-width: 860px) { .sample-cta { grid-template-columns: 1fr; gap: 18px; padding: 22px; } .sample-cta-img img { max-height: 220px; } }

/* app screenshot gallery */
.shots-grid { display: flex; justify-content: center; gap: 28px; flex-wrap: wrap; margin-bottom: 48px; }
.shot-phone { width: 200px; aspect-ratio: 9/19; border-radius: 32px; border: 8px solid #1f2937; overflow: hidden; box-shadow: 0 20px 40px rgba(15,23,42,.15); background: #fff; }
.shot-card { text-align: center; }
.shot-phone img { width: 100%; height: 100%; object-fit: cover; display: block; }
.shot-phone.pos-top img { object-position: top center; }
.shot-phone.pos-bottom img { object-position: bottom center; }
.shot-phone.pos-center img { object-position: center center; }
.shot-card figcaption { margin-top: 14px; font-weight: 600; color: var(--primary); font-size: 14px; }
.shot-scene img { width: 100%; border-radius: 18px; box-shadow: 0 16px 40px rgba(15,23,42,.15); }
@media (max-width: 640px) {
  .shots-grid { gap: 18px 14px; }
  .shot-phone { width: calc(50% - 12px); border-width: 5px; border-radius: 24px; }
  .shot-card figcaption { font-size: 12px; margin-top: 10px; }
}

/* hero: product images on top, temperature panel below */
@media (max-width: 900px) { .hero-float-img { width: 160px; height: 160px; right: -10px; bottom: -20px; } .thermo-demo { left: 10px; bottom: -30px; } }

/* ============================================================
   Mobile adaptation + Inquiry Floating Widget (added 2026-10)
   ============================================================ */

/* Hamburger button (mobile only, injected by main.js) */
.menu-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--border); background: #fff; border-radius: 10px; cursor: pointer; flex-direction: column; align-items: center; justify-content: center; gap: 5px; padding: 0; }
.menu-toggle span { display: block; width: 20px; height: 2px; background: var(--primary); border-radius: 2px; transition: all .25s; }
.menu-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Tablet <= 900px ---------- */
@media (max-width: 900px) {
  .container { padding: 0 18px; }
  .hero { padding: 64px 0 72px; }
  .hero h1 { font-size: 34px; }
  .features { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .hero-stats { gap: 20px; flex-wrap: wrap; }
  .lang-switch button { padding: 4px 8px; font-size: 11px; }
  .nav-cta { padding: 8px 14px; font-size: 13px; }
}

/* ---------- Phone <= 640px ---------- */
@media (max-width: 640px) {
  .site-header .container { height: 58px; flex-wrap: nowrap; padding: 0 14px; gap: 10px; position: relative; }
  .brand-logo { height: 28px; }
  .menu-toggle { display: flex; order: 3; }
  .lang-switch { order: 2; gap: 2px; }
  .lang-switch button { padding: 3px 6px; font-size: 10px; }
  .nav-cta { display: none; }

  /* nav drawer: hidden by default, slides down when .open */
  .site-header nav { position: absolute; top: 58px; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--border); box-shadow: 0 12px 24px rgba(0,0,0,.12); max-height: 0; overflow: hidden; transition: max-height .3s ease; }
  .site-header nav.open { max-height: 420px; }
  .nav-links { flex-direction: column; gap: 0; background: none; border: none; box-shadow: none; padding: 8px 0; margin: 0; border-radius: 0; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: 13px 20px; border-radius: 0; font-size: 15px; }
  .nav-links a.active { border-radius: 0; }

  .hero { padding: 44px 0 56px; }
  .hero h1 { font-size: 26px; letter-spacing: 0; }
  .hero p.sub { font-size: 15px; margin: 14px 0 22px; }
  .btn { padding: 11px 22px; font-size: 14px; }
  .hero-stats .stat b { font-size: 22px; }
  .hero-stats .stat span { font-size: 11px; }

  /* hero visual: natural flow, no absolute-overflow panels */
  .hero .container { gap: 28px; }
  .hero-visual { max-width: 100%; }
  .hero-figs { height: auto; aspect-ratio: 4/3; }
  .hero-float-img { position: static; width: 130px; height: 130px; margin: -40px 0 0 auto; border-width: 3px; }
  .thermo-demo { position: static; width: 100%; margin-top: 16px; left: auto; top: auto; }
  .thermo-demo .temp { font-size: 40px; }

  .section { padding: 44px 0; }
  .section-head h2 { font-size: 22px; }
  .section-head p { font-size: 14px; }
  .features { grid-template-columns: 1fr; gap: 14px; }
  .feature-card { padding: 20px 18px; }

  .footer-grid { grid-template-columns: 1fr; gap: 20px; }
  .contact-form, .contact-info { padding: 0; }
  .certs-grid { grid-template-columns: repeat(3, 1fr); gap: 10px; }

  /* ---- App page mobile tuning ---- */
  .app-hero-phones { gap: 8px; margin-top: 8px; }
  .app-hero-phones .mini-phone { width: 104px; border-radius: 20px; padding: 5px; }
  .app-hero-phones .mini-screen { height: 210px; border-radius: 14px; }

  /* hero 按钮：手机上纵向并排全宽，避免两个按钮挤成一团 */
  .hero-btns { flex-direction: column; align-items: stretch; gap: 10px; }
  .hero-btns .btn { width: 100%; text-align: center; }

  /* demo 卡片 */
  .demo-wrap { padding: 18px 14px; border-radius: 14px; }
  .probe-card { padding: 16px 14px; }
  .probe-temp { font-size: 34px; }
  .probe-head b { font-size: 14px; }
  .alarm-item { font-size: 12px; padding: 7px 10px; }
  .demo-controls { flex-wrap: wrap; gap: 10px; justify-content: center; }
  .demo-status { font-size: 12px; }
  .notify-area { margin-top: 16px; }
  .notify-item { font-size: 12px; padding: 10px 12px; }

  /* 教程 / 白标步骤卡片 */
  .tut-grid, .b2b-grid { gap: 12px; }
  .b2b-card { padding: 18px 16px; }
  .b2b-card h3 { font-size: 16px; }
  .b2b-card p { font-size: 13px; line-height: 1.6; }
  .b2b-card .step { font-size: 11px; }

  /* 章节上下间距收紧 */
  .section { padding: 40px 0; }
  .section-head { margin-bottom: 24px; }
  .section-head h2 { font-size: 22px; }

  /* 截图区：超小屏进一步收紧 */
  .shots-grid { gap: 16px 10px; margin-bottom: 32px; }

  /* 最后一个 section 给浮动按钮留位，避免遮挡 CTA */
  .section:last-of-type { padding-bottom: 96px; }
}

/* ---------- Small phone <= 380px ---------- */
@media (max-width: 380px) {
  .lang-switch button { padding: 2px 5px; font-size: 9px; }
  .hero h1 { font-size: 23px; }
  .hero-btns .btn { width: 100%; text-align: center; }
  .app-hero-phones .mini-phone { width: 96px; }
  .app-hero-phones .mini-screen { height: 190px; }
  .shot-phone { width: calc(50% - 10px); border-width: 4px; }
}

/* ============================================================
   Inquiry Floating Widget
   ============================================================ */
.inq-fab { position: fixed; right: 18px; bottom: 18px; z-index: 999; width: 58px; height: 58px; border-radius: 50%; background: var(--accent); color: #fff; border: none; cursor: pointer; box-shadow: 0 8px 24px rgba(234,88,12,.45); display: flex; align-items: center; justify-content: center; font-size: 26px; transition: transform .2s; }
.inq-fab:hover { transform: scale(1.08); background: var(--accent-dark); }
.inq-fab .inq-fab-label { position: absolute; right: 68px; top: 50%; transform: translateY(-50%); background: var(--primary); color: #fff; font-size: 12px; font-weight: 600; padding: 6px 12px; border-radius: 8px; white-space: nowrap; opacity: 0; pointer-events: none; transition: opacity .2s; }
.inq-fab:hover .inq-fab-label { opacity: 1; }

.inq-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 1000; opacity: 0; pointer-events: none; transition: opacity .25s; }
.inq-overlay.open { opacity: 1; pointer-events: auto; }

.inq-panel { position: fixed; right: 18px; bottom: 18px; z-index: 1001; width: min(380px, calc(100vw - 36px)); max-height: calc(100vh - 36px); background: #fff; border-radius: 16px; box-shadow: 0 20px 60px rgba(0,0,0,.25); display: flex; flex-direction: column; overflow: hidden; transform: translateY(20px) scale(.96); opacity: 0; pointer-events: none; transition: all .25s; }
.inq-panel.open { transform: translateY(0) scale(1); opacity: 1; pointer-events: auto; }
.inq-panel-head { background: linear-gradient(135deg, var(--primary), var(--primary-light)); color: #fff; padding: 18px 20px; display: flex; justify-content: space-between; align-items: center; }
.inq-panel-head h3 { font-size: 16px; font-weight: 700; }
.inq-panel-head p { font-size: 12px; opacity: .8; margin-top: 2px; }
.inq-close { background: rgba(255,255,255,.15); border: none; color: #fff; width: 30px; height: 30px; border-radius: 50%; cursor: pointer; font-size: 16px; line-height: 1; }
.inq-panel-body { padding: 18px 20px; overflow-y: auto; }
.inq-panel-body .form-row { margin-bottom: 12px; }
.inq-panel-body label { display: block; font-size: 12px; font-weight: 600; color: var(--text); margin-bottom: 4px; }
.inq-panel-body input, .inq-panel-body select, .inq-panel-body textarea { width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px; font-size: 14px; font-family: inherit; background: #fff; box-sizing: border-box; }
.inq-panel-body textarea { min-height: 80px; resize: vertical; }
.inq-submit { width: 100%; padding: 12px; background: var(--accent); color: #fff; border: none; border-radius: 10px; font-size: 15px; font-weight: 600; cursor: pointer; margin-top: 4px; }
.inq-submit:hover { background: var(--accent-dark); }
.inq-submit:disabled { opacity: .6; cursor: not-allowed; }
.inq-success { text-align: center; padding: 30px 10px; }
.inq-success .ok-icon { font-size: 44px; margin-bottom: 12px; }
.inq-success h4 { color: #16a34a; font-size: 17px; margin-bottom: 6px; }
.inq-success p { color: var(--text-light); font-size: 13px; }

@media (max-width: 640px) {
  .inq-fab { right: 14px; bottom: 14px; width: 52px; height: 52px; font-size: 22px; }
  .inq-panel { right: 12px; bottom: 12px; width: calc(100vw - 24px); max-height: calc(100vh - 24px); }
  .inq-fab .inq-fab-label { display: none; }
}