:root {--blue-600: #1556d9;--blue-500: #1a73e8;--blue-400: #4c92f0;--blue-100: #e8f1ff;--blue-50: #f5f9ff;--ink-900: #0e1b33;--ink-700: #243b5e;--ink-600: #3c4c66;--ink-400: #7185a3;--line: #e3ebf7;--line-soft: #eef3fb;--white: #ffffff;--shadow-sm: 0 2px 10px rgba(23, 60, 120, 0.06);--shadow-md: 0 12px 34px rgba(23, 60, 120, 0.09);--shadow-lg: 0 24px 60px rgba(23, 60, 120, 0.12);--radius-sm: 10px;--radius: 16px;--radius-lg: 22px;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC","Hiragino Sans GB", "Microsoft YaHei", sans-serif;--container: 1200px;}*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }body {font-family: var(--font);color: var(--ink-600);background: var(--white);line-height: 1.7;overflow-x: hidden;font-size: 16px;}a { color: var(--blue-500); text-decoration: none; transition: color .2s ease; }img { max-width: 100%; display: block; }ul, ol { list-style: none; }button { font-family: inherit; cursor: pointer; }.container { width: min(var(--container), 100% - 3rem); margin: 0 auto; }.section { padding: 5rem 0; }.section--soft { background: var(--blue-50); }.section--gradient { background: linear-gradient(180deg, #ffffff 0%, #f2f7ff 100%); }.section--line { border-top: 1px solid var(--line); }.section-head { max-width: 720px; margin-bottom: 3.5rem; }.section-head--center { margin-left: auto; margin-right: auto; text-align: center; }.eyebrow {display: inline-flex; align-items: center; gap: .5rem;color: var(--blue-500); font-size: .78rem; font-weight: 700;letter-spacing: .18em; text-transform: uppercase; margin-bottom: 1rem;}.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--blue-500); border-radius: 2px; }.section-head--center .eyebrow::before { display: none; }.section-head h2 {font-size: clamp(1.9rem, 3.4vw, 2.9rem);font-weight: 700; letter-spacing: -.02em; line-height: 1.2;color: var(--ink-900); margin-bottom: 1rem;}.section-head p { font-size: 1.02rem; color: var(--ink-400); }.btn {display: inline-flex; align-items: center; justify-content: center; gap: .5rem;min-height: 46px; padding: .72rem 1.55rem;border-radius: 999px; font-size: .95rem; font-weight: 600;border: 1px solid transparent; transition: all .22s ease; white-space: nowrap;}.btn-primary { background: var(--blue-500); color: #fff; box-shadow: 0 10px 24px rgba(26,115,232,.22); }.btn-primary:hover { background: var(--blue-600); transform: translateY(-2px); box-shadow: 0 14px 30px rgba(26,115,232,.28); }.btn-outline { background: #fff; color: var(--ink-700); border-color: var(--line); }.btn-outline:hover { border-color: var(--blue-400); color: var(--blue-500); transform: translateY(-2px); box-shadow: var(--shadow-sm); }.btn-light { background: rgba(255,255,255,.12); color: #fff; border-color: rgba(255,255,255,.35); backdrop-filter: blur(6px); }.btn-light:hover { background: rgba(255,255,255,.2); transform: translateY(-2px); }.btn-lg { min-height: 52px; padding: .9rem 2.1rem; font-size: 1rem; }.site-header {position: sticky; top: 0; z-index: 100;height: 72px; background: rgba(255,255,255,.86);backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);border-bottom: 1px solid var(--line-soft);transition: box-shadow .25s ease, border-color .25s ease;}.site-header.scrolled { box-shadow: 0 8px 28px rgba(23,60,120,.08); border-bottom-color: var(--line); }.site-header .container { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }[id] { scroll-margin-top: 96px; }.logo { display: flex; align-items: center; gap: .6rem; }.logo img { height: 1.15rem; width: auto; }.logo .logo-name { font-size: 1.12rem; font-weight: 700; color: var(--ink-900); letter-spacing: .01em; }.logo .logo-name small { display: block; font-size: .62rem; font-weight: 600; letter-spacing: .24em; color: var(--ink-400); text-transform: uppercase; }.main-nav ul { display: flex; align-items: center; gap: .25rem; }.main-nav a {display: block; padding: .5rem .95rem; border-radius: 999px;color: var(--ink-600); font-size: .95rem; font-weight: 500;transition: color .2s ease, background .2s ease;}.main-nav a:hover { color: var(--blue-500); background: var(--blue-50); }.main-nav a.active { color: var(--blue-500); background: var(--blue-100); font-weight: 600; }.nav-cta { margin-left: .5rem; }.header-actions { display: flex; align-items: center; gap: .9rem; }.menu-toggle {display: none; background: none; border: none; width: 42px; height: 42px;border-radius: 10px; position: relative;}.menu-toggle span {position: absolute; left: 11px; right: 11px; height: 2px; border-radius: 2px;background: var(--ink-700); transition: transform .25s ease, opacity .25s ease;}.menu-toggle span:nth-child(1) { top: 14px; }.menu-toggle span:nth-child(2) { top: 20px; }.menu-toggle span:nth-child(3) { top: 26px; }.menu-toggle.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }.menu-toggle.open span:nth-child(2) { opacity: 0; }.menu-toggle.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }.site-footer { background: var(--ink-900); color: #9fb0cb; }.footer-main { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 3rem; padding: 4.5rem 0 3rem; }.footer-brand p { margin-top: 1.1rem; font-size: .9rem; line-height: 1.8; max-width: 320px; }.footer-brand .logo img { height: 1.15rem; }.footer-brand .logo .logo-name { color: #fff; }.footer-col h4 { color: #fff; font-size: .95rem; margin-bottom: 1.2rem; font-weight: 600; }.footer-col a, .footer-col span {display: block; color: #9fb0cb; font-size: .9rem; padding: .32rem 0; transition: color .2s ease;}.footer-col a:hover { color: #fff; }.footer-contact li { display: flex; gap: .55rem; align-items: center; font-size: .9rem; }.footer-contact svg { flex: none; width: 16px; height: 16px; stroke: var(--blue-400); }.footer-bottom {border-top: 1px solid rgba(255,255,255,.1); padding: 1.4rem 0;display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap;font-size: .82rem; color: #7d90ac;}.footer-bottom a { color: #7d90ac; }.footer-bottom a:hover { color: #fff; }.footer-beian { display: inline-flex; align-items: center; gap: .4rem; }.footer-beian img { width: 14px; height: 14px; filter: invert(70%); }.page-hero {position: relative; overflow: hidden;background: linear-gradient(160deg, var(--blue-50) 0%, #fff 78%);padding: 5.5rem 0 4.5rem; border-bottom: 1px solid var(--line-soft);}.page-hero::before, .page-hero::after {content: ""; position: absolute; border-radius: 50%; pointer-events: none;}.page-hero::before { width: 420px; height: 420px; right: -120px; top: -160px; background: radial-gradient(circle, rgba(26,115,232,.12), transparent 68%); }.page-hero::after { width: 300px; height: 300px; left: -100px; bottom: -150px; background: radial-gradient(circle, rgba(26,115,232,.09), transparent 70%); }.page-hero .container { position: relative; z-index: 1; }.page-hero h1 { font-size: clamp(2.1rem, 4vw, 3.2rem); font-weight: 700; letter-spacing: -.02em; color: var(--ink-900); margin: .4rem 0 1rem; }.page-hero .lead { max-width: 680px; font-size: 1.05rem; color: var(--ink-400); }.page-hero .eyebrow { margin-bottom: .6rem; }.page-hero--center { text-align: center; }.page-hero--center .lead { margin-left: auto; margin-right: auto; }.page-hero--center .eyebrow::before { display: none; }.hero-actions { display: flex; justify-content: center; align-items: center; gap: 1rem; flex-wrap: wrap; margin-top: 1.8rem; position: relative; z-index: 1; }@media (max-width: 560px) {.hero-actions { flex-direction: column; }.hero-actions .btn { width: 100%; }}.card {background: #fff; border: 1px solid var(--line); border-radius: var(--radius);box-shadow: var(--shadow-sm); transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;}.card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: rgba(26,115,232,.22); }.arch { position: relative; padding: 1.4rem 0 0; }.arch-band {border: 1px solid var(--line); border-radius: var(--radius-lg);padding: 1.4rem 1.6rem 1.6rem; background: #fff; position: relative;box-shadow: var(--shadow-sm);}.arch-band .band-title {display: flex; align-items: center; gap: .55rem;font-size: .9rem; font-weight: 700; color: var(--ink-900);margin-bottom: 1.1rem; letter-spacing: .02em;}.arch-band .band-title .badge {font-size: .68rem; font-weight: 700; padding: .14rem .6rem; border-radius: 999px; letter-spacing: .06em;}.arch-band--top { border-top: 3px solid var(--blue-500); }.arch-band--top .badge { background: var(--blue-100); color: var(--blue-600); }.arch-band--mid .badge { background: #eef4ff; color: #2c6dd4; }.arch-band--base { border-top: 3px solid #0ea5a0; }.arch-band--base .badge { background: #e4f6f5; color: #0a7e79; }.arch-band--mid { border-top: 3px solid #3f7de0; }.arch-band--app { border-top: 3px solid #8b5cf6; }.arch-band--app .badge { background: #f4efff; color: #7c3aed; }.arch-band--app .arch-box { background: #f7f3ff; }.arch-boxes { display: grid; grid-template-columns: repeat(4, 1fr); gap: .9rem; }.arch-band--base .arch-boxes { grid-template-columns: repeat(2, 1fr); }.arch-box {border: 1px solid var(--line); border-radius: var(--radius-sm);padding: 1rem 1.05rem; background: var(--blue-50); transition: all .25s ease;}.arch-band--base .arch-box { background: #f0fbfa; }.arch-box:hover { border-color: var(--blue-400); transform: translateY(-3px); box-shadow: var(--shadow-sm); }.arch-box h5 { font-size: .98rem; color: var(--ink-900); margin-bottom: .3rem; font-weight: 600; }.arch-box p { font-size: .8rem; color: var(--ink-400); line-height: 1.55; }.arch-flow { display: flex; align-items: center; justify-content: center; gap: .6rem; padding: .55rem 0; color: var(--blue-400); font-size: .78rem; font-weight: 600; letter-spacing: .14em; }.arch-flow svg { width: 16px; height: 16px; stroke: var(--blue-400); }.cat-block { margin-bottom: 4.5rem; }.cat-block:last-child { margin-bottom: 0; }.cat-head { display: flex; align-items: baseline; gap: 1rem; margin-bottom: 1.6rem; flex-wrap: wrap; }.cat-head .cat-num { font-size: .85rem; font-weight: 800; color: var(--blue-500); letter-spacing: .1em; }.cat-head h3 { font-size: 1.55rem; font-weight: 700; color: var(--ink-900); }.cat-head p { font-size: .92rem; color: var(--ink-400); }.cat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1.1rem; }.product-card { padding: 1.6rem 1.5rem; position: relative; overflow: hidden; }.product-card::before {content: ""; position: absolute; inset: 0 0 auto 0; height: 3px;background: linear-gradient(90deg, var(--blue-500), var(--blue-400));opacity: 0; transition: opacity .25s ease;}.product-card:hover::before { opacity: 1; }.product-card .p-icon {width: 44px; height: 44px; border-radius: 12px; display: flex; align-items: center; justify-content: center;background: var(--blue-100); color: #fff; font-size: 1.25rem; font-weight: 700; margin-bottom: 1rem;}.product-card h4 { font-size: 1.06rem; color: var(--ink-900); margin-bottom: .5rem; }.product-card p { font-size: .86rem; color: var(--ink-400); line-height: 1.65; }.product-card .p-tags { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .9rem; }.product-card .p-tags span { font-size: .7rem; padding: .16rem .6rem; border-radius: 999px; background: var(--blue-50); color: var(--blue-600); font-weight: 500; }.layer-tower { display: flex; flex-direction: column; align-items: center; margin-top: 2.8rem; }.layer-tower-row { width: 100%; transition: width .6s ease; }.layer-tower-card {position: relative; overflow: hidden; border-radius: 16px;border: 1px solid var(--line); background: #fff;box-shadow: 0 14px 38px rgba(15,23,42,.09);padding: 1.7rem 2rem 1.7rem 2.1rem;display: grid; grid-template-columns: 0.25fr .9fr; gap: 1.5rem; align-items: center;}.layer-tower-card::before {content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 5px;background: var(--lt-color, #0d9488);}.layer-tower-card::after {content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;background: linear-gradient(90deg, var(--lt-color, #0d9488), rgba(255,255,255,0));}.layer-tower-num {position: absolute; right: 1.1rem; top: .35rem; font-size: 4.2rem; font-weight: 800;line-height: 1; color: var(--lt-color, #0d9488); opacity: .1;pointer-events: none; user-select: none;}.layer-tower-side h4 { font-size: 1.35rem; color: var(--ink-900); margin-bottom: .35rem; }.layer-tower-side p { font-size: .85rem; color: var(--ink-400); }.lt-badge {display: inline-flex; align-items: center; gap: .45rem; margin-bottom: .75rem;color: #fff; font-size: .72rem; font-weight: 600; letter-spacing: .08em;background: var(--lt-color, #0d9488); border-radius: 999px; padding: .28rem .8rem;box-shadow: 0 6px 16px color-mix(in srgb, var(--lt-color, #0d9488) 38%, transparent);}.layer-tower-card ul { display: grid; gap: .55rem; }.layer-tower-card li { display: flex; gap: .6rem; font-size: .92rem; color: var(--ink-600); }.layer-tower-card li::before {content: ""; flex: none; width: 6px; height: 6px; border-radius: 50%;background: var(--lt-color, #0d9488); margin-top: .55rem;}.layer-tower-connector {position: relative; width: 2px; height: 34px; margin: .15rem 0;background: linear-gradient(180deg, var(--lt-color, #0d9488), rgba(255,255,255,0));}.layer-tower-connector::after {content: ""; position: absolute; left: 50%; top: 0; transform: translateX(-50%);border-left: 5px solid transparent; border-right: 5px solid transparent;border-bottom: 8px solid var(--lt-color, #0d9488);}@media (max-width: 768px) {.layer-tower-card { grid-template-columns: 1fr; gap: .8rem; padding: 1.4rem 1.4rem 1.4rem 1.5rem; }.layer-tower-row { width: 100% !important; }}.path-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.1rem; }.path-step { padding: 1.6rem 1.4rem; position: relative; }.path-step .step-num { font-size: .78rem; font-weight: 800; color: var(--blue-500); letter-spacing: .14em; margin-bottom: .6rem; }.path-step h4 { font-size: 1.05rem; color: var(--ink-900); margin-bottom: .45rem; }.path-step p { font-size: .85rem; color: var(--ink-400); line-height: 1.65; }.filter-bar { display: flex; flex-wrap: wrap; gap: .6rem; margin-bottom: 2.6rem; }.filter-chip {padding: .45rem 1.1rem; border-radius: 999px; border: 1px solid var(--line);background: #fff; color: var(--ink-600); font-size: .9rem; font-weight: 500; transition: all .2s ease;}.filter-chip:hover { border-color: var(--blue-400); color: var(--blue-500); }.filter-chip.active { background: var(--blue-500); border-color: var(--blue-500); color: #fff; box-shadow: 0 6px 18px rgba(26,115,232,.24); }.industry-group { margin-bottom: 3.5rem; }.industry-group.is-flat { margin-bottom: 0; }.industry-group.is-flat .industry-head { display: none; }.industry-head { display: flex; align-items: center; gap: .9rem; margin-bottom: 1.4rem; }.industry-head .ih-icon { width: 40px; height: 40px; border-radius: 12px; background: var(--blue-100); color: var(--blue-600); display: flex; align-items: center; justify-content: center; font-size: 1.15rem; }.industry-head h3 { font-size: 1.3rem; color: var(--ink-900); font-weight: 700; }.industry-head span { font-size: .82rem; color: var(--ink-400); }.case-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 1.1rem; }.appliance-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }.case-card { padding: 0; display: flex; flex-direction: column; overflow: hidden; transition: transform .3s ease, box-shadow .3s ease; }.case-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg, 0 18px 36px -18px rgba(15, 23, 42, .35)); }.case-link { display: flex; flex-direction: column; flex: 1; color: inherit; text-decoration: none; margin-bottom: 5px; }.case-link:hover .case-title { color: var(--blue-600); }.case-card .case-thumb { overflow: hidden; background: linear-gradient(100deg, #f0f3f8 40%, #f7f9fc 50%, #f0f3f8 60%); background-size: 200% 100%; animation: thumb-shimmer 1.4s ease infinite; }@keyframes thumb-shimmer { to { background-position: -200% 0; } }.case-card .case-thumb img { width: 100%; height: 180px; object-fit: cover; display: block; transition: transform .5s ease; }.case-card:hover .case-thumb img { transform: scale(1.04); }.case-body { padding: 1.25rem 1.4rem 1.35rem; display: flex; flex-direction: column; flex: 1; }.case-card .case-title { font-size: 1.1rem; font-weight: 700; color: var(--ink-900); margin-bottom: .2rem; transition: color .25s ease; }.case-card .case-sub { font-size: .8rem; color: var(--ink-400); margin-bottom: .8rem; }.case-summary { font-size: .85rem; line-height: 1.75; color: var(--ink-500); margin-bottom: 1rem; }.case-btn { display: inline-flex; align-items: center; gap: .4rem; margin-top: auto; margin-left: 75%; font-size: .88rem; font-weight: 600; color: var(--blue-600); }.case-btn svg { width: 15px; height: 15px; transition: transform .25s ease; }.case-link:hover .case-btn svg { transform: translateX(4px); }.cd-breadcrumb { display: flex; align-items: center; gap: .5rem; font-size: .82rem; color: var(--ink-400); margin-bottom: 1.2rem; }.cd-breadcrumb a { color: var(--blue-500); font-weight: 500; transition: color .2s ease; }.cd-breadcrumb a:hover { color: var(--blue-600); }.cd-tags { display: flex; gap: .5rem; flex-wrap: wrap; margin-top: 1.3rem; }.cd-tags span { font-size: .78rem; padding: .24rem .75rem; border-radius: 999px; background: #fff; border: 1px solid var(--line); color: var(--blue-600); font-weight: 500; }.cd-layout { max-width: 920px; margin: 0 auto; display: grid; gap: 1.9rem; }.cd-cover { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow-sm); }.cd-cover img { width: 100%; display: block; aspect-ratio: 16 / 6; object-fit: cover; }.cd-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }.cd-metrics .m { background: var(--blue-50); border-radius: var(--radius); padding: 1.15rem 1rem; text-align: center; border: 1px solid rgba(26, 115, 232, .08); }.cd-metrics .m b { display: block; font-size: 1.55rem; color: var(--blue-600); font-weight: 800; line-height: 1.2; margin-bottom: .2rem; }.cd-metrics .m span { font-size: .78rem; color: var(--ink-400); }.cd-psr { display: grid; gap: 1.1rem; }.cd-psr-item { background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--blue-500); border-radius: var(--radius); padding: 1.5rem 1.6rem; box-shadow: var(--shadow-sm); }.cd-psr-item.p { border-left-color: #eab308; }.cd-psr-item.s { border-left-color: var(--blue-500); }.cd-psr-item.r { border-left-color: #16a34a; }.cd-psr-item h3 { display: flex; align-items: center; gap: .55rem; font-size: 1.06rem; color: var(--ink-900); margin-bottom: .65rem; }.cd-psr-item h3 .ic { width: 26px; height: 26px; border-radius: 7px; display: inline-flex; align-items: center; justify-content: center; color: #fff; flex-shrink: 0; }.cd-psr-item p { font-size: .93rem; line-height: 1.95; color: var(--ink-600); }.cd-back { text-align: center; margin-top: 2rem; }@media (max-width: 860px) {.cd-cover img { aspect-ratio: 16 / 9; }.cd-metrics { grid-template-columns: repeat(3, 1fr); gap: .6rem; }.cd-metrics .m b { font-size: 1.2rem; }.cd-metrics .m span { font-size: .7rem; }}.contact-layout { display: grid; grid-template-columns: 1.05fr .95fr; gap: 2.5rem; align-items: stretch; }.contact-panel { border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 2.2rem; background: #fff; box-shadow: var(--shadow-sm); }.contact-panel h3 { font-size: 1.35rem; color: var(--ink-900); margin-bottom: 1.6rem; }.contact-list { display: grid; gap: 1.15rem; }.contact-item { display: flex; gap: .95rem; align-items: flex-start; }.contact-item .ci-icon { width: 42px; height: 42px; flex: none; border-radius: 12px; background: var(--blue-100); color: var(--blue-600); display: flex; align-items: center; justify-content: center; }.contact-item .ci-icon svg { width: 20px; height: 20px; stroke: currentColor; fill: none; stroke-width: 1.8; }.contact-item h4 { font-size: .92rem; color: var(--ink-900); font-weight: 600; }.contact-item p { font-size: .9rem; color: var(--ink-600); }.contact-item a { color: var(--blue-500); }.qr-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }.qr-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 1.3rem; text-align: center; background: #fff; }.qr-card img { width: 128px; height: 128px; margin: 0 auto .8rem; border-radius: 8px; }.qr-card h4 { font-size: .95rem; color: var(--ink-900); margin-bottom: .2rem; }.qr-card p { font-size: .78rem; color: var(--ink-400); }.qr-tip { font-size: .78rem; color: var(--ink-400); margin-top: 1rem; line-height: 1.7; }.value-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.1rem; }.value-card { padding: 1.7rem 1.5rem; }.value-card .v-icon { font-size: 1.7rem; margin-bottom: .8rem; }.value-card h4 { font-size: 1.05rem; color: var(--ink-900); margin-bottom: .45rem; }.value-card p { font-size: .86rem; color: var(--ink-400); line-height: 1.65; }.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.1rem; margin-top: 3rem; }.stat-box { text-align: center; padding: 1.8rem 1rem; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); }.stat-box b { display: block; font-size: 2rem; font-weight: 800; color: var(--blue-500); line-height: 1.2; }.stat-box span { font-size: .85rem; color: var(--ink-400); }.cta-band { background: linear-gradient(135deg, var(--blue-600) 0%, var(--blue-500) 55%, var(--blue-400) 100%); border-radius: var(--radius-lg); padding: 3.4rem 3rem; text-align: center; color: #fff; position: relative; overflow: hidden; }.cta-band::before, .cta-band::after { content: ""; position: absolute; border-radius: 50%; border: 1px solid rgba(255,255,255,.18); }.cta-band::before { width: 340px; height: 340px; right: -90px; top: -140px; }.cta-band::after { width: 220px; height: 220px; left: -60px; bottom: -120px; }.cta-band h3 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); font-weight: 700; margin-bottom: .8rem; position: relative; z-index: 1; }.cta-band p { font-size: 1rem; opacity: .9; margin-bottom: 1.8rem; position: relative; z-index: 1; }.cta-band .btn { position: relative; z-index: 1; }.js-motion .reveal { opacity: 0; transform: translateY(22px); transition: opacity .6s ease, transform .6s cubic-bezier(.22,.61,.36,1); }.js-motion .reveal.visible { opacity: 1; transform: none; }.sm-system-head, .sm-service-head { text-align: center; max-width: 660px; margin: 0 auto 2.2rem; }.sm-system-head h3, .sm-service-head h3 { font-size: 1.35rem; color: var(--ink-900); margin-bottom: .45rem; }.sm-system-head p, .sm-service-head p { font-size: .9rem; color: var(--ink-400); }.sm-hub { display: flex; flex-direction: column; align-items: center; gap: .9rem; max-width: 1000px; margin: 0 auto 1.6rem; }.sm-node { padding: 1.5rem 1.3rem; text-align: center; display: flex; flex-direction: column; gap: .75rem; justify-content: center; }.sm-node h5 { font-size: .98rem; color: var(--ink-900); font-weight: 700; display: flex; align-items: center; justify-content: center; gap: .45rem; flex-wrap: wrap; }.sm-node .badge { font-size: .66rem; font-weight: 700; padding: .14rem .55rem; border-radius: 999px; letter-spacing: .04em; background: var(--blue-100); color: var(--blue-600); }.sm-node--core { border-color: rgba(26, 115, 232, .32); background: linear-gradient(180deg, #f5f9ff, #fff); box-shadow: 0 10px 24px -14px rgba(26, 115, 232, .35); }.sm-node--core p { font-size: .82rem; color: var(--ink-400); }.sm-tags { display: flex; flex-wrap: wrap; gap: .4rem; justify-content: center; }.sm-tags span { font-size: .74rem; padding: .18rem .62rem; border-radius: 999px; background: var(--blue-50); color: var(--blue-600); font-weight: 500; }.sm-node--client .sm-tags span { background: #e4f6f5; color: #075e5a; }.sm-hub-item, .sm-hub-core { width: 100%; }.sm-hub-client-note { font-size: .8rem; font-weight: 600; color: var(--ink-600); letter-spacing: .02em; }.sm-hub-core h5 { font-size: 1.15rem; }.sm-hub-core .sm-hub-lead { font-size: .92rem; font-weight: 700; color: var(--blue-600); }.sm-hub-core .sm-hub-role { display: flex; align-items: center; justify-content: center; gap: .4rem; font-size: .88rem; font-weight: 700; color: var(--ink-800); line-height: 1.7; }.sm-hub-core .sm-role-key { flex-shrink: 0; font-size: .76rem; font-weight: 800; color: var(--blue-600); background: var(--blue-50); border: 1px solid rgba(26, 115, 232, .18); padding: .06rem .5rem; border-radius: 999px; letter-spacing: .05em; }.sm-hub-arrow { position: relative; display: flex; align-items: center; justify-content: center; height: 46px; overflow: hidden; color: var(--blue-400); }.sm-hub-arrow svg { position: relative; z-index: 1; width: 22px; height: 22px; }.sm-dot { position: absolute; left: 50%; top: -10px; width: 10px; height: 10px; margin-left: -5px; border-radius: 50%; background: radial-gradient(circle at 35% 35%, #7db8ff, var(--blue-600)); box-shadow: 0 0 10px rgba(26, 115, 232, .75); animation: sm-dot-flow 2.4s linear infinite; }.sm-hub-arrow--in .sm-dot { animation-delay: 0s; }.sm-hub-arrow--out .sm-dot { animation-delay: 1.2s; }@keyframes sm-dot-flow {0% { transform: translateY(0); opacity: 0; }14% { opacity: 1; }86% { opacity: 1; }100% { transform: translateY(52px); opacity: 0; }}.sm-hub-core { animation: sm-hub-breathe 3.4s ease-in-out infinite; }@keyframes sm-hub-breathe {0%, 100% { box-shadow: 0 10px 24px -14px rgba(26, 115, 232, .35); }50% { box-shadow: 0 16px 44px -12px rgba(26, 115, 232, .6); }}.sm-eco-inline { margin-top: .5rem; border-top: 1px dashed var(--line); padding-top: 1.05rem; }.sm-eco-inline .sm-eco-label { font-size: .8rem; color: var(--ink-600); font-weight: 700; margin-bottom: .7rem; letter-spacing: .05em; }.sm-eco-items { display: grid; grid-template-columns: repeat(5, 1fr); gap: .75rem; }.sm-eco-item { background: var(--blue-50); border-radius: var(--radius-sm); padding: .7rem .85rem; }.sm-eco-item b { display: block; font-size: .8rem; color: var(--ink-900); margin-bottom: .22rem; }.sm-eco-item span { font-size: .77rem; color: var(--ink-400); line-height: 1.55; }.sm-service { margin-top: 2.6rem; }.ppt-player { max-width: 1000px; margin: 0 auto; }.ppt-stage { position: relative; overflow: hidden; border-radius: var(--radius-lg); border: 1px solid var(--line); background: #fff; box-shadow: 0 20px 44px -24px rgba(15, 23, 42, .45); aspect-ratio: 16 / 9; outline: none; }.ppt-stage:focus-visible { box-shadow: 0 0 0 3px rgba(26, 115, 232, .35); }.ppt-track { display: flex; height: 100%; transition: transform .55s cubic-bezier(.22, .61, .36, 1); will-change: transform; }.ppt-slide { position: relative; flex: 0 0 100%; min-width: 100%; height: 100%; padding: 2.2rem 4.4rem 2.6rem; box-sizing: border-box; display: flex; }.ppt-slide--c1 { background: linear-gradient(135deg, #f0fdfa, #e6f7f7 48%, #fff); }.ppt-slide--c2 { background: linear-gradient(135deg, #eff6ff, #e8f1fe 48%, #fff); }.ppt-slide--c3 { background: linear-gradient(135deg, #f5f3ff, #efeafd 48%, #fff); }.ppt-slide::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 5px; }.ppt-slide--c1::before { background: linear-gradient(90deg, #0ea5a0, #2dd4bf); }.ppt-slide--c2::before { background: linear-gradient(90deg, #1556d9, #4d9bff); }.ppt-slide--c3::before { background: linear-gradient(90deg, #7c3aed, #a78bfa); }.ppt-slide-inner { display: grid; grid-template-columns: 1.25fr .75fr; gap: 2rem; align-items: center; width: 100%; }.ppt-slide-info { display: flex; flex-direction: column; gap: .85rem; }.ppt-slide-num { display: flex; align-items: baseline; gap: .7rem; }.ppt-slide-num strong { font-size: 2.7rem; font-weight: 800; line-height: 1; letter-spacing: .02em; }.ppt-slide--c1 .ppt-slide-num strong { color: #0ea5a0; }.ppt-slide--c2 .ppt-slide-num strong { color: #1a73e8; }.ppt-slide--c3 .ppt-slide-num strong { color: #7c3aed; }.ppt-slide-num span { font-size: .85rem; font-weight: 700; color: var(--ink-500); letter-spacing: .2em; }.ppt-slide h4 { font-size: 1.5rem; color: var(--ink-900); line-height: 1.35; }.ppt-slide h4 .badge { display: inline-block; font-size: .66rem; font-weight: 700; padding: .12rem .52rem; border-radius: 999px; letter-spacing: .04em; background: var(--blue-100); color: var(--blue-600); vertical-align: 2px; }.ppt-slide p.desc { font-size: .92rem; color: var(--ink-500); line-height: 1.85; max-width: 46ch; }.ppt-slide .p-tags { display: flex; flex-wrap: wrap; gap: .45rem; }.ppt-slide .p-tags span { font-size: .74rem; padding: .2rem .68rem; border-radius: 999px; background: var(--blue-50); color: var(--blue-600); font-weight: 500; }.ppt-slide-media { display: flex; align-items: center; justify-content: center; }.ppt-slide-media .p-icon { width: 130px; height: 130px; border-radius: 28px; display: flex; align-items: center; justify-content: center; color: #fff; box-shadow: 0 18px 36px -18px rgba(26, 115, 232, .5); }.ppt-page { position: absolute; right: 1.4rem; bottom: .9rem; font-size: .76rem; color: var(--ink-400); letter-spacing: .1em; }.ppt-nav { position: absolute; top: 50%; transform: translateY(-50%); z-index: 3; width: 38px; height: 38px; border: none; border-radius: 50%; background: rgba(255, 255, 255, .92); color: var(--ink-600); box-shadow: 0 8px 18px -10px rgba(15, 23, 42, .45); cursor: pointer; display: flex; align-items: center; justify-content: center; transition: background .25s ease, color .25s ease, transform .25s ease; }.ppt-nav svg { width: 20px; height: 20px; }.ppt-nav:hover { background: var(--blue-500); color: #fff; }.ppt-nav--prev { left: .55rem; }.ppt-nav--next { right: .55rem; }.ppt-dots { display: flex; justify-content: center; gap: .55rem; margin-top: 1.15rem; }.ppt-dot { width: 10px; height: 10px; padding: 0; border: none; border-radius: 999px; background: #d3dcea; cursor: pointer; transition: width .3s ease, background .3s ease; }.ppt-dot.is-active { width: 26px; background: var(--blue-500); }@media (max-width: 860px) {.sm-hub { max-width: 460px; }.sm-eco-items { grid-template-columns: repeat(2, 1fr); }.ppt-stage { aspect-ratio: auto; min-height: 430px; }.ppt-slide { padding: 1.7rem 1.4rem 2.4rem; }.ppt-slide-inner { grid-template-columns: 1fr; gap: 1rem; align-items: start; }.ppt-slide h4 { font-size: 1.18rem; }.ppt-slide-num strong { font-size: 2.1rem; }.ppt-slide p.desc { font-size: .85rem; }.ppt-slide-media { justify-content: flex-start; }.ppt-slide-media .p-icon { width: 62px; height: 62px; border-radius: 15px; }.ppt-nav { display: none; }}@media (prefers-reduced-motion: reduce) {.sm-hub-core, .sm-dot { animation: none; }}@media (max-width: 992px) {.footer-main { grid-template-columns: 1fr 1fr; gap: 2.2rem; }.arch-boxes { grid-template-columns: repeat(2, 1fr); }.contact-layout { grid-template-columns: 1fr; }.path-steps { grid-template-columns: repeat(2, 1fr); }.stats-row { grid-template-columns: repeat(2, 1fr); }.appliance-grid { grid-template-columns: repeat(2, 1fr); }}@media (max-width: 768px) {.menu-toggle { display: block; }.header-actions .nav-cta { display: none; }.main-nav {position: fixed; top: 72px; left: 0; right: 0; z-index: 99;background: rgba(255,255,255,.97); backdrop-filter: blur(16px);border-bottom: 1px solid var(--line);max-height: 0; overflow: hidden; transition: max-height .3s ease;}.main-nav.open { max-height: 380px; }.main-nav ul { flex-direction: column; align-items: stretch; padding: 1rem 1.5rem 1.4rem; gap: .15rem; }.main-nav a { padding: .7rem 1rem; border-radius: 10px; }.section { padding: 3.5rem 0; }.arch-boxes { grid-template-columns: 1fr; }.arch-band--base .arch-boxes { grid-template-columns: 1fr; }.qr-grid { grid-template-columns: 1fr; }}@media (max-width: 560px) {.footer-main { grid-template-columns: 1fr; gap: 2rem; }.path-steps { grid-template-columns: 1fr; }.case-grid { grid-template-columns: 1fr; }.arch-flow { flex-direction: column; padding: .4rem 0; }.arch-flow svg { transform: rotate(90deg); }}.cta-actions { display: flex; justify-content: center; align-items: center; gap: 1rem; flex-wrap: wrap; position: relative; z-index: 1; }.modal { position: fixed; inset: 0; z-index: 200; display: flex; align-items: center; justify-content: center; padding: 1.5rem; visibility: hidden; opacity: 0; transition: opacity .25s ease, visibility .25s ease; }.modal.open { visibility: visible; opacity: 1; }.modal-mask { position: absolute; inset: 0; background: rgba(14, 27, 51, .55); backdrop-filter: blur(4px); }.modal-panel { position: relative; z-index: 1; width: min(520px, 100%); max-height: 90vh; overflow-y: auto; background: #fff; border-radius: var(--radius-lg); padding: 2.2rem 2.2rem 2rem; box-shadow: var(--shadow-lg); transform: translateY(16px) scale(.98); transition: transform .28s cubic-bezier(.22, .61, .36, 1); }.modal.open .modal-panel { transform: none; }.modal-close { position: absolute; top: 14px; right: 14px; width: 36px; height: 36px; border: none; border-radius: 50%; background: var(--blue-50); color: var(--ink-600); display: flex; align-items: center; justify-content: center; transition: background .2s ease, color .2s ease; }.modal-close:hover { background: var(--blue-100); color: var(--blue-600); }.modal-close svg { width: 16px; height: 16px; stroke: currentColor; }.modal-panel h3 { font-size: 1.4rem; font-weight: 700; color: var(--ink-900); letter-spacing: -.01em; margin-bottom: .3rem; padding-right: 2rem; }.modal-sub { font-size: .9rem; color: var(--ink-400); margin-bottom: 1.5rem; }.lead-form { display: grid; gap: 1.05rem; }.form-field label { display: block; font-size: .88rem; font-weight: 600; color: var(--ink-700); margin-bottom: .4rem; }.form-field label i { color: #e5484d; font-style: normal; }.form-field input, .form-field textarea { width: 100%; min-height: 46px; padding: .66rem .95rem; border: 1px solid var(--line); border-radius: var(--radius-sm); font-family: inherit; font-size: .92rem; color: var(--ink-900); background: var(--blue-50); transition: border-color .2s ease, box-shadow .2s ease, background .2s ease; }.form-field textarea { min-height: 96px; resize: vertical; line-height: 1.6; }.form-field input::placeholder, .form-field textarea::placeholder { color: var(--ink-400); }.form-field input:focus, .form-field textarea:focus { outline: none; border-color: var(--blue-500); background: #fff; box-shadow: 0 0 0 3px rgba(26, 115, 232, .14); }.form-field.has-error input, .form-field.has-error textarea { border-color: #e5484d; background: #fff8f8; }.field-error { display: block; min-height: 1em; font-size: .78rem; color: #e5484d; margin-top: .3rem; }.form-tip { font-size: .76rem; color: var(--ink-400); }.modal-actions { display: flex; gap: .8rem; margin-top: .3rem; }.modal-actions .btn { flex: 1; }.modal-actions .btn[disabled] { opacity: .65; cursor: not-allowed; transform: none; box-shadow: none; }.toast { position: fixed; left: 50%; bottom: 2.2rem; z-index: 300; max-width: min(90vw, 420px); padding: .8rem 1.5rem; border-radius: 999px; background: var(--ink-900); color: #fff; font-size: .9rem; text-align: center; opacity: 0; visibility: hidden; transform: translate(-50%, 14px); transition: opacity .25s ease, transform .25s ease, visibility .25s ease; box-shadow: var(--shadow-md); }.toast.show { opacity: 1; visibility: visible; transform: translate(-50%, 0); }.toast--ok { background: #0f7a6b; }.toast--err { background: #c0392b; }body.modal-open { overflow: hidden; }@media (max-width: 560px) {.cta-actions { flex-direction: column; }.cta-actions .btn { width: 100%; }.modal-panel { padding: 1.7rem 1.35rem 1.5rem; }.modal-actions { flex-direction: column-reverse; }}