:root{--color-primary: #0B2545;--color-primary-hover: #163966;--color-secondary: #1E4E8C;--color-accent: #C0392B;--color-accent-hover: #A02E22;--color-success: #16A085;--color-warning: #E67E22;--color-ink: #1A1A1A;--color-text: #4A4A4A;--color-muted: #888888;--color-border: #D0D0D0;--color-border-soft: #E5E9F0;--color-surface: #F5F7FA;--color-surface-2: #FAFBFC;--color-white: #FFFFFF;--color-danger-bg: #FDEDEC;--color-danger-bar: #C0392B;--color-success-bg: #E8F5F0;--color-success-bar: #16A085;--font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, "Source Han Sans CN", "Noto Sans CJK SC", sans-serif;--font-serif: "Source Han Serif SC", "Noto Serif CJK SC", "Songti SC", "STSong", serif;--font-mono: "JetBrains Mono", "SF Mono", Consolas, Menlo, monospace;--fs-h1: clamp(2.5rem, 5vw, 4rem);--fs-h2: clamp(2rem, 3.5vw, 3rem);--fs-h3: clamp(1.5rem, 2.2vw, 2rem);--fs-h4: 1.375rem;--fs-body-lg: 1.125rem;--fs-body: 1rem;--fs-caption: .875rem;--fs-mono: .875rem;--lh-tight: 1.2;--lh-snug: 1.35;--lh-normal: 1.6;--lh-loose: 1.75;--fw-bold: 700;--fw-semibold: 600;--fw-medium: 500;--fw-regular: 400;--sp-xs: 4px;--sp-sm: 8px;--sp-md: 16px;--sp-lg: 24px;--sp-xl: 32px;--sp-2xl: 48px;--sp-3xl: 64px;--sp-4xl: 96px;--sp-5xl: 128px;--container-max: 1200px;--container-narrow: 880px;--container-text: 720px;--gutter: 24px;--gutter-mobile: 16px;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--radius-pill: 999px;--shadow-sm: 0 1px 2px rgba(11, 37, 69, .06);--shadow-md: 0 4px 20px rgba(11, 37, 69, .06);--shadow-lg: 0 8px 32px rgba(11, 37, 69, .12);--shadow-xl: 0 16px 48px rgba(11, 37, 69, .16);--shadow-inset: inset 0 0 0 1px rgba(11, 37, 69, .04);--ease-out: cubic-bezier(.16, 1, .3, 1);--ease-in-out: cubic-bezier(.65, 0, .35, 1);--t-fast: .15s;--t-base: .25s;--t-slow: .45s;--t-slower: .8s;--nav-height: 72px}*,*:before,*:after{box-sizing:border-box}*{margin:0;padding:0}html{-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{min-height:100vh;line-height:var(--lh-normal);font-family:var(--font-sans);font-size:var(--fs-body);color:var(--color-ink);background:var(--color-white);overflow-x:hidden}img,picture,video,canvas,svg{display:block;max-width:100%;height:auto}input,button,textarea,select{font:inherit;color:inherit}button{cursor:pointer;background:none;border:none;padding:0}a{color:inherit;text-decoration:none;transition:color var(--t-fast) var(--ease-out)}ul,ol{list-style:none}table{border-collapse:collapse;border-spacing:0;width:100%}h1,h2,h3,h4,h5,h6{font-weight:var(--fw-bold);line-height:var(--lh-tight);color:var(--color-ink);letter-spacing:-.01em}p{text-wrap:pretty}::selection{background:var(--color-primary);color:var(--color-white)}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}body{font-size:var(--fs-body);line-height:var(--lh-normal);color:var(--color-ink);background:var(--color-white)}.container{width:100%;max-width:var(--container-max);margin:0 auto;padding-left:var(--gutter);padding-right:var(--gutter)}.container--narrow{max-width:var(--container-narrow)}.container--text{max-width:var(--container-text)}.eyebrow{display:inline-block;font-size:var(--fs-caption);font-weight:var(--fw-semibold);letter-spacing:.12em;text-transform:uppercase;color:var(--color-accent);margin-bottom:var(--sp-md)}.eyebrow--primary{color:var(--color-primary)}.section-title{font-size:var(--fs-h2);font-weight:var(--fw-bold);line-height:var(--lh-tight);margin-bottom:var(--sp-md);letter-spacing:-.02em}.section-sub{font-size:var(--fs-body-lg);color:var(--color-text);line-height:var(--lh-loose);max-width:640px;margin:0 auto var(--sp-3xl)}.lead{font-size:var(--fs-body-lg);line-height:var(--lh-loose);color:var(--color-text)}.text-muted{color:var(--color-muted)}.text-primary{color:var(--color-primary)}.text-accent{color:var(--color-accent)}.text-success{color:var(--color-success)}.mono{font-family:var(--font-mono);font-size:var(--fs-mono)}a.link{color:var(--color-secondary);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:4px;transition:color var(--t-fast) var(--ease-out)}a.link:hover{color:var(--color-primary)}.section{padding:var(--sp-4xl) 0}.section--tight{padding:var(--sp-3xl) 0}.section--dark{background:var(--color-primary);color:var(--color-white)}.section--dark .section-title{color:var(--color-white)}.section--dark .section-sub{color:#ffffffc7}.section--surface{background:var(--color-surface)}.section-head{text-align:center;margin-bottom:var(--sp-3xl)}.section-head .section-sub{margin-left:auto;margin-right:auto}.divider{height:1px;background:var(--color-border-soft);border:0;margin:var(--sp-3xl) 0}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-sm{gap:var(--sp-sm)}.gap-md{gap:var(--sp-md)}.gap-lg{gap:var(--sp-lg)}.gap-xl{gap:var(--sp-xl)}.text-center{text-align:center}.mt-sm{margin-top:var(--sp-sm)}.mt-md{margin-top:var(--sp-md)}.mt-lg{margin-top:var(--sp-lg)}.mt-xl{margin-top:var(--sp-xl)}.mt-2xl{margin-top:var(--sp-2xl)}.mb-md{margin-bottom:var(--sp-md)}.mb-lg{margin-bottom:var(--sp-lg)}.mb-xl{margin-bottom:var(--sp-xl)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}:focus-visible{outline:2px solid var(--color-secondary);outline-offset:2px;border-radius:2px}.fade-in{opacity:0;transform:translateY(20px);transition:opacity var(--t-slow) var(--ease-out),transform var(--t-slow) var(--ease-out)}.fade-in.is-visible{opacity:1;transform:translateY(0)}.fade-in-left{opacity:0;transform:translate(-24px);transition:opacity var(--t-slow) var(--ease-out),transform var(--t-slow) var(--ease-out)}.fade-in-left.is-visible{opacity:1;transform:translate(0)}.fade-in-right{opacity:0;transform:translate(24px);transition:opacity var(--t-slow) var(--ease-out),transform var(--t-slow) var(--ease-out)}.fade-in-right.is-visible{opacity:1;transform:translate(0)}.stagger>*{opacity:0;transform:translateY(20px);transition:opacity var(--t-slow) var(--ease-out),transform var(--t-slow) var(--ease-out)}.stagger.is-visible>*{opacity:1;transform:translateY(0)}.stagger.is-visible>*:nth-child(1){transition-delay:0ms}.stagger.is-visible>*:nth-child(2){transition-delay:80ms}.stagger.is-visible>*:nth-child(3){transition-delay:.16s}.stagger.is-visible>*:nth-child(4){transition-delay:.24s}.stagger.is-visible>*:nth-child(5){transition-delay:.32s}.stagger.is-visible>*:nth-child(6){transition-delay:.4s}.stagger.is-visible>*:nth-child(7){transition-delay:.48s}.stagger.is-visible>*:nth-child(8){transition-delay:.56s}.stagger.is-visible>*:nth-child(9){transition-delay:.64s}.stagger.is-visible>*:nth-child(10){transition-delay:.72s}.nav{position:fixed;top:0;left:0;right:0;z-index:100;height:var(--nav-height);background:transparent;backdrop-filter:none;-webkit-backdrop-filter:none;border-bottom:1px solid transparent;transition:background var(--t-base) var(--ease-out),backdrop-filter var(--t-base) var(--ease-out),border-color var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease-out);padding-top:env(safe-area-inset-top);height:calc(var(--nav-height) + env(safe-area-inset-top))}.nav.is-scrolled{background:#ffffffeb;backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom-color:var(--color-border-soft);box-shadow:0 2px 12px #0b25450f}.nav__inner{display:flex;align-items:center;justify-content:space-between;height:100%;max-width:var(--container-max);margin:0 auto;padding:0 var(--gutter)}.nav__logo{display:flex;align-items:center;gap:var(--sp-sm);font-size:1.125rem;font-weight:var(--fw-bold);color:var(--color-primary);letter-spacing:-.01em}.nav__logo-mark{width:32px;height:32px;border-radius:6px;background:var(--color-primary);display:grid;place-items:center;color:var(--color-white);position:relative}.nav__logo-mark:after{content:"";position:absolute;top:6px;right:6px;bottom:6px;left:6px;border:1.5px solid var(--color-accent);border-radius:3px}.nav__logo-text{display:flex;flex-direction:column;line-height:1.1}.nav__logo-text small{font-size:.6875rem;font-weight:var(--fw-regular);color:var(--color-muted);letter-spacing:.04em}.nav__menu{display:flex;align-items:center;gap:var(--sp-xl)}.nav__link{position:relative;font-size:.9375rem;font-weight:var(--fw-medium);color:var(--color-text);padding:8px 0;transition:color var(--t-fast) var(--ease-out)}.nav__link:after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--color-primary);transform:scaleX(0);transform-origin:left;transition:transform var(--t-base) var(--ease-out)}.nav__link:hover,.nav__link.is-active{color:var(--color-primary)}.nav__link.is-active:after,.nav__link:hover:after{transform:scaleX(1)}.nav__cta{display:flex;align-items:center;gap:var(--sp-md)}.nav__toggle{display:none;width:40px;height:40px;border-radius:var(--radius-md)}.nav__toggle span{display:block;width:22px;height:2px;margin:4px auto;background:var(--color-primary);transition:transform var(--t-base) var(--ease-out),opacity var(--t-base) var(--ease-out)}@media (max-width: 768px){:root{--nav-height: 60px}.nav__menu{position:fixed;top:0;left:0;right:0;padding:calc(var(--nav-height) + env(safe-area-inset-top) + var(--sp-lg)) var(--gutter) var(--sp-xl);background:var(--color-white);flex-direction:column;align-items:flex-start;gap:var(--sp-md);border-bottom:1px solid var(--color-border-soft);transform:translateY(-100%);transition:transform var(--t-base) var(--ease-out);will-change:transform}.nav__menu.is-open{transform:translateY(0)}.nav__toggle{display:block}.nav__toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}.nav__toggle.is-open span:nth-child(2){opacity:0}.nav__toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}.nav__cta{gap:var(--sp-sm)}.nav__cta .btn--secondary{display:none}.nav__logo-img{height:30px}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--sp-sm);font-family:inherit;font-weight:var(--fw-semibold);font-size:.9375rem;line-height:1;border-radius:var(--radius-md);padding:0 22px;height:44px;white-space:nowrap;cursor:pointer;transition:background var(--t-fast) var(--ease-out),color var(--t-fast) var(--ease-out),transform var(--t-fast) var(--ease-out),box-shadow var(--t-fast) var(--ease-out);border:1.5px solid transparent}.btn--lg{height:52px;padding:0 32px;font-size:1rem}.btn--sm{height:36px;padding:0 16px;font-size:.875rem}.btn--primary{background:var(--color-primary);color:var(--color-white)}.btn--primary:hover{background:var(--color-primary-hover);transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn--secondary{background:var(--color-white);color:var(--color-primary);border-color:var(--color-primary)}.btn--secondary:hover{background:var(--color-surface);transform:translateY(-1px)}.btn--ghost{background:transparent;color:var(--color-white);border-color:#fff6}.btn--ghost:hover{background:#ffffff14;border-color:#ffffffb3}.btn--accent{background:var(--color-accent);color:var(--color-white)}.btn--accent:hover{background:var(--color-accent-hover);transform:translateY(-1px)}.btn--link{height:auto;padding:0;color:var(--color-secondary);font-weight:var(--fw-semibold);background:none;border:0}.btn--link:hover{color:var(--color-primary)}.btn .arrow{transition:transform var(--t-fast) var(--ease-out)}.btn:hover .arrow{transform:translate(3px)}.card{background:var(--color-white);border:1px solid var(--color-border-soft);border-radius:var(--radius-lg);padding:var(--sp-xl);box-shadow:var(--shadow-sm);transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease-out),border-color var(--t-base) var(--ease-out)}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#0b25451f}.card__eyebrow{font-size:var(--fs-caption);font-weight:var(--fw-semibold);color:var(--color-accent);letter-spacing:.08em;text-transform:uppercase;margin-bottom:var(--sp-sm)}.card__title{font-size:var(--fs-h3);font-weight:var(--fw-bold);margin-bottom:var(--sp-sm);line-height:var(--lh-snug)}.card__body{color:var(--color-text);line-height:var(--lh-loose);margin-bottom:var(--sp-md)}.card__meta{display:flex;align-items:center;gap:var(--sp-sm);font-size:var(--fs-caption);color:var(--color-muted)}.stat{text-align:center;padding:var(--sp-xl) var(--sp-md)}.stat__icon{width:44px;height:44px;margin:0 auto var(--sp-md);display:grid;place-items:center;border-radius:50%;background:#0b25450f;color:var(--color-primary);font-size:1.25rem}.stat__value{font-size:clamp(2.5rem,4vw,3.5rem);font-weight:var(--fw-bold);color:var(--color-primary);line-height:1;letter-spacing:-.02em;font-variant-numeric:tabular-nums}.stat__value sup{font-size:.45em;font-weight:var(--fw-semibold);margin-left:4px;color:var(--color-accent)}.stat__label{margin-top:var(--sp-sm);font-size:.9375rem;color:var(--color-text);line-height:var(--lh-snug)}.section--dark .stat__value{color:var(--color-white)}.section--dark .stat__icon{background:#ffffff14;color:var(--color-white)}.section--dark .stat__label{color:#ffffffc7}.painpoint{display:grid;grid-template-columns:1fr 1fr;align-items:stretch;background:var(--color-white);border:1px solid var(--color-border-soft);border-radius:var(--radius-lg);overflow:hidden;margin-bottom:var(--sp-md);transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease-out)}.painpoint:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.painpoint__side{padding:var(--sp-lg) var(--sp-xl);position:relative}.painpoint__side--problem{background:var(--color-danger-bg);border-right:4px solid var(--color-danger-bar)}.painpoint__side--solution{background:var(--color-success-bg);border-left:4px solid var(--color-success-bar)}.painpoint__label{display:inline-flex;align-items:center;gap:6px;font-size:var(--fs-caption);font-weight:var(--fw-semibold);letter-spacing:.06em;text-transform:uppercase;margin-bottom:var(--sp-sm)}.painpoint__side--problem .painpoint__label{color:var(--color-accent)}.painpoint__side--solution .painpoint__label{color:var(--color-success)}.painpoint__label:before{content:"";width:8px;height:8px;border-radius:50%;background:currentColor}.painpoint__title{font-size:1.125rem;font-weight:var(--fw-semibold);line-height:var(--lh-snug);margin-bottom:var(--sp-sm);color:var(--color-ink)}.painpoint__desc{font-size:.9375rem;line-height:var(--lh-loose);color:var(--color-text)}@media (max-width: 768px){.painpoint{grid-template-columns:1fr}.painpoint__side{padding:var(--sp-md)}.painpoint__side--problem{border-right:0;border-bottom:4px solid var(--color-danger-bar)}.painpoint__side--solution{border-left:0}}.scenario{display:flex;flex-direction:column;background:var(--color-white);border:1px solid var(--color-border-soft);border-radius:var(--radius-lg);overflow:hidden;transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease-out)}.scenario:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.scenario__media{aspect-ratio:4 / 3;background:var(--color-surface);display:grid;place-items:center;overflow:hidden;position:relative}.scenario__media img{width:100%;height:100%;object-fit:cover;transition:transform var(--t-slow) var(--ease-out)}.scenario:hover .scenario__media img{transform:scale(1.04)}.scenario__body{padding:var(--sp-lg);flex:1;display:flex;flex-direction:column}.scenario__tag{font-size:.75rem;font-weight:var(--fw-semibold);letter-spacing:.08em;text-transform:uppercase;color:var(--color-accent);margin-bottom:var(--sp-xs)}.scenario__title{font-size:1.25rem;font-weight:var(--fw-bold);margin-bottom:var(--sp-sm);line-height:var(--lh-snug)}.scenario__desc{color:var(--color-text);font-size:.9375rem;line-height:var(--lh-loose);margin-bottom:var(--sp-md);flex:1}.scenario__list{font-size:.875rem;color:var(--color-text)}.scenario__list li{position:relative;padding-left:20px;margin-bottom:6px;line-height:var(--lh-snug)}.scenario__list li:before{content:"→";position:absolute;left:0;top:0;color:var(--color-accent);font-weight:var(--fw-bold)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp-md)}.form-grid--full{grid-template-columns:1fr}@media (max-width: 640px){.form-grid{grid-template-columns:1fr}}.field{display:flex;flex-direction:column;gap:6px}.field--full{grid-column:1 / -1}.field label{font-size:.875rem;font-weight:var(--fw-semibold);color:var(--color-ink)}.field label .req{color:var(--color-accent)}.field input,.field select,.field textarea{height:44px;padding:0 14px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-white);color:var(--color-ink);font-size:.9375rem;transition:border-color var(--t-fast) var(--ease-out),box-shadow var(--t-fast) var(--ease-out)}.field textarea{height:auto;min-height:110px;padding:12px 14px;resize:vertical;line-height:var(--lh-normal)}.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--color-secondary);box-shadow:0 0 0 3px #1e4e8c1f}.field.is-error input,.field.is-error select,.field.is-error textarea{border-color:var(--color-accent)}.field__error{font-size:.8125rem;color:var(--color-accent);display:none}.field.is-error .field__error{display:block}.faq-item{background:var(--color-white);border:1px solid var(--color-border-soft);border-radius:var(--radius-lg);margin-bottom:var(--sp-md);overflow:hidden;transition:border-color var(--t-base) var(--ease-out)}.faq-item.is-open{border-color:var(--color-primary);box-shadow:var(--shadow-sm)}.faq-item__q{display:flex;align-items:center;justify-content:space-between;gap:var(--sp-md);width:100%;padding:var(--sp-lg);text-align:left;font-size:1.0625rem;font-weight:var(--fw-semibold);color:var(--color-ink)}.faq-item__q-icon{width:28px;height:28px;border-radius:50%;border:1.5px solid var(--color-border);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:transform var(--t-base) var(--ease-out),border-color var(--t-base) var(--ease-out),background var(--t-base) var(--ease-out)}.faq-item.is-open .faq-item__q-icon{transform:rotate(45deg);background:var(--color-primary);border-color:var(--color-primary);color:var(--color-white)}.faq-item__a{max-height:0;overflow:hidden;transition:max-height var(--t-base) var(--ease-out)}.faq-item.is-open .faq-item__a{max-height:400px}.faq-item__a-inner{padding:0 var(--sp-lg) var(--sp-lg);color:var(--color-text);line-height:var(--lh-loose)}.footer{background:var(--color-primary);color:#ffffffc7;padding:var(--sp-4xl) 0 var(--sp-xl)}.footer a{color:#ffffffc7}.footer a:hover{color:var(--color-white)}.footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:var(--sp-3xl);margin-bottom:var(--sp-3xl)}@media (max-width: 768px){.footer__grid{grid-template-columns:repeat(3,1fr);gap:var(--sp-lg)}.footer__brand{grid-column:1 / -1;margin-bottom:var(--sp-sm)}.footer__brand p{max-width:100%}}@media (max-width: 640px){.footer__grid{grid-template-columns:repeat(2,1fr);gap:var(--sp-md);text-align:center}.footer__grid>.footer__col:nth-child(3){display:none}.footer__brand{grid-column:1 / -1;text-align:center;margin-bottom:var(--sp-sm)}.footer__brand .nav__logo{justify-content:center}.footer__col h4{font-size:.8125rem;margin-bottom:var(--sp-sm)}.footer__col ul li{font-size:.75rem;margin-bottom:4px}}.footer__brand p{font-size:.9375rem;line-height:var(--lh-loose);color:#ffffffa6;margin-top:var(--sp-md);max-width:320px}.footer__col h4{color:var(--color-white);font-size:.9375rem;font-weight:var(--fw-semibold);margin-bottom:var(--sp-md);letter-spacing:.04em}.footer__col ul li{margin-bottom:var(--sp-sm);font-size:.875rem}.footer__bottom{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:var(--sp-md) var(--sp-xl);padding-top:var(--sp-xl);border-top:1px solid rgba(255,255,255,.1);font-size:.8125rem;color:#ffffff8c}.footer__bottom-meta{display:inline-flex;align-items:center}.footer__bottom-row{display:flex;align-items:center;gap:var(--sp-md)}.footer__bottom-row--beian a{position:relative;padding-left:18px}.footer__bottom-row--beian a:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:14px;height:14px;background:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23C0392B' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><path d='M12 22s8-4 8-10V5l-8-3-8 3v7c0 6 8 10 8 10z'/></svg>") center/contain no-repeat;opacity:.85}@media (max-width: 640px){.footer__bottom{flex-direction:column;align-items:center;gap:var(--sp-xs);text-align:center}.footer__bottom-meta{justify-content:center}.footer__bottom-row{justify-content:center;gap:var(--sp-sm) var(--sp-md);font-size:.75rem}.footer__bottom-row--beian{flex-direction:column;align-items:center;gap:4px;margin-top:var(--sp-xs)}}.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp-lg);align-items:stretch}@media (max-width: 1024px){.pricing-grid{grid-template-columns:1fr;max-width:480px;margin:0 auto}}.pricing{position:relative;background:var(--color-white);border:1px solid var(--color-border-soft);border-radius:var(--radius-xl);padding:var(--sp-2xl) var(--sp-xl);display:flex;flex-direction:column;transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease-out)}.pricing:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.pricing--featured{border-color:var(--color-primary);border-width:2px;box-shadow:var(--shadow-md)}.pricing--featured:before{content:"推荐";position:absolute;top:-14px;left:50%;transform:translate(-50%);background:var(--color-accent);color:var(--color-white);font-size:.75rem;font-weight:var(--fw-semibold);letter-spacing:.1em;padding:4px 14px;border-radius:var(--radius-pill)}.pricing__tier{font-size:.875rem;font-weight:var(--fw-semibold);color:var(--color-accent);letter-spacing:.08em;text-transform:uppercase;margin-bottom:var(--sp-sm)}.pricing__name{font-size:1.5rem;font-weight:var(--fw-bold);margin-bottom:var(--sp-md)}.pricing__price{display:flex;align-items:baseline;gap:6px;margin-bottom:var(--sp-md)}.pricing__price-currency{font-size:1.5rem;color:var(--color-muted)}.pricing__price-value{font-size:2.75rem;font-weight:var(--fw-bold);color:var(--color-primary);font-variant-numeric:tabular-nums;line-height:1;letter-spacing:-.02em}.pricing__price-unit{color:var(--color-muted);font-size:.9375rem}.pricing__desc{font-size:.9375rem;color:var(--color-text);line-height:var(--lh-loose);margin-bottom:var(--sp-lg);padding-bottom:var(--sp-lg);border-bottom:1px solid var(--color-border-soft)}.pricing__features{flex:1;margin-bottom:var(--sp-xl)}.pricing__features li{position:relative;padding-left:28px;margin-bottom:var(--sp-sm);font-size:.9375rem;line-height:var(--lh-snug);color:var(--color-ink)}.pricing__features li:before{content:"✓";position:absolute;left:0;top:0;width:18px;height:18px;border-radius:50%;background:#16a0851f;color:var(--color-success);display:grid;place-items:center;font-size:.75rem;font-weight:var(--fw-bold)}.pricing .btn{width:100%}.compare{background:var(--color-white);border:1px solid var(--color-border-soft);border-radius:var(--radius-lg);overflow:hidden}.compare table{width:100%;border-collapse:collapse}.compare th,.compare td{padding:var(--sp-md) var(--sp-lg);text-align:left;border-bottom:1px solid var(--color-border-soft);font-size:.9375rem}.compare tr:last-child th,.compare tr:last-child td{border-bottom:0}.compare thead th{font-weight:var(--fw-semibold);color:var(--color-ink);background:var(--color-surface);font-size:.875rem;letter-spacing:.04em}.compare tbody th{font-weight:var(--fw-semibold);color:var(--color-ink);width:28%}.compare td{color:var(--color-text)}.compare td.is-us{background:#1e4e8c0a;color:var(--color-primary);font-weight:var(--fw-semibold)}.compare td.is-them{color:var(--color-muted)}@media (max-width: 640px){.compare{font-size:.8125rem}.compare th,.compare td{padding:var(--sp-sm) var(--sp-xs)}.compare tbody th{width:26%}.compare td.is-them{width:36%}.compare td.is-us{width:38%}.compare thead th{line-height:1.35}}.timeline{display:grid;grid-template-columns:repeat(6,1fr);gap:var(--sp-md);position:relative}.timeline:before{content:"";position:absolute;top:24px;left:5%;right:5%;height:2px;background:var(--color-border-soft);z-index:0}.timeline__step{position:relative;text-align:center;z-index:1}.timeline__num{width:48px;height:48px;margin:0 auto var(--sp-md);border-radius:50%;background:var(--color-white);border:2px solid var(--color-primary);color:var(--color-primary);font-weight:var(--fw-bold);display:grid;place-items:center;font-size:1.125rem}.timeline__label{font-weight:var(--fw-semibold);font-size:.9375rem;margin-bottom:4px}.timeline__time{font-size:.8125rem;color:var(--color-muted)}@media (max-width: 768px){.timeline{grid-template-columns:repeat(2,1fr)}.timeline:before{display:none}}.trust{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:var(--sp-2xl);padding:var(--sp-2xl) 0;border-top:1px solid var(--color-border-soft);border-bottom:1px solid var(--color-border-soft)}.trust__label{width:100%;text-align:center;font-size:var(--fs-caption);letter-spacing:.12em;text-transform:uppercase;color:var(--color-muted);margin-bottom:var(--sp-md)}.trust__item{display:flex;align-items:center;gap:var(--sp-sm);font-size:.9375rem;color:var(--color-text);font-weight:var(--fw-medium)}.trust__dot{width:8px;height:8px;border-radius:50%;background:var(--color-accent)}.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--radius-pill);font-size:.75rem;font-weight:var(--fw-semibold);letter-spacing:.06em;background:#0b25450f;color:var(--color-primary)}.badge--accent{background:#c0392b1a;color:var(--color-accent)}.badge--success{background:#16a0851a;color:var(--color-success)}.tabs{display:flex;flex-wrap:wrap;gap:var(--sp-sm);justify-content:center;margin-bottom:var(--sp-2xl)}.tabs__btn{padding:10px 18px;border-radius:var(--radius-pill);font-size:.875rem;font-weight:var(--fw-medium);color:var(--color-text);background:var(--color-white);border:1px solid var(--color-border-soft);transition:all var(--t-fast) var(--ease-out)}.tabs__btn.is-active,.tabs__btn:hover{background:var(--color-primary);color:var(--color-white);border-color:var(--color-primary)}.hero__ctas{display:flex;flex-wrap:wrap;gap:var(--sp-md);margin-bottom:var(--sp-2xl)}.hero__ctas--center{justify-content:center}.cta-final{position:relative;background:linear-gradient(135deg,#0b2545f7,#1e4e8ced),url(/assets/hero-bg-DNCDjrj0.webp) center/cover no-repeat;color:var(--color-white);padding:var(--sp-4xl) 0;text-align:center;overflow:hidden}.cta-final:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse at center,rgba(192,57,43,.22) 0%,transparent 55%);pointer-events:none}.cta-final__inner{position:relative;z-index:1;max-width:720px;margin:0 auto;padding:0 var(--gutter)}.cta-final h2{color:var(--color-white);font-size:var(--fs-h2);margin-bottom:var(--sp-md);letter-spacing:-.02em}.cta-final p{color:#ffffffd9;font-size:var(--fs-body-lg);line-height:var(--lh-loose);margin-bottom:var(--sp-2xl)}.cta-final .btn--ghost{border-color:#fff9;color:var(--color-white);background:#ffffff0f}.cta-final .btn--ghost:hover{background:#ffffff29;border-color:var(--color-white)}.page-hero{position:relative;padding:calc(var(--nav-height) + env(safe-area-inset-top) + var(--sp-3xl)) 0 var(--sp-3xl);background:var(--color-primary);color:var(--color-white);text-align:center;overflow:hidden}.page-hero:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse at 30% 20%,rgba(192,57,43,.15) 0%,transparent 50%),radial-gradient(ellipse at 70% 80%,rgba(30,78,140,.3) 0%,transparent 50%);pointer-events:none}.page-hero__inner{position:relative;z-index:1;max-width:var(--container-text);margin:0 auto;padding:0 var(--gutter)}.page-hero h1{color:var(--color-white);font-size:var(--fs-h1);font-weight:var(--fw-bold);letter-spacing:-.02em;line-height:1.1;margin-bottom:var(--sp-md)}.page-hero p{color:#ffffffd9;font-size:1.1875rem;line-height:var(--lh-loose)}.nav__logo-img{height:36px;width:auto;display:block;filter:brightness(.35) saturate(1.3) contrast(1.1);mix-blend-mode:multiply}.nav__logo .nav__logo-mark{display:none}.nav__logo--has-img{gap:12px}.nav__logo--has-img .nav__logo-text{line-height:1.1}.nav__logo--has-img .nav__logo-text small{margin-top:2px}.nav:not(.is-scrolled):not(.nav--solid) .nav__logo-img{filter:brightness(0) invert(1);mix-blend-mode:normal}.nav:not(.is-scrolled):not(.nav--solid) .nav__logo-text{color:var(--color-white)}.nav:not(.is-scrolled):not(.nav--solid) .nav__logo-text small{color:#ffffffbf}.nav:not(.is-scrolled):not(.nav--solid) .nav__toggle span{background:var(--color-white)}.nav:not(.is-scrolled):not(.nav--solid) .btn--secondary{background:#ffffff26;border-color:#fff6;color:var(--color-white)}@media (min-width: 769px){.nav:not(.is-scrolled):not(.nav--solid) .nav__link{color:#ffffffe6}.nav:not(.is-scrolled):not(.nav--solid) .nav__link:hover,.nav:not(.is-scrolled):not(.nav--solid) .nav__link.is-active{color:var(--color-white)}}@media (max-width: 768px){.nav__menu .nav__link{color:var(--color-text)}.nav__menu .nav__link:hover,.nav__menu .nav__link.is-active{color:var(--color-primary)}}@media (max-width: 768px){.nav:not(.is-scrolled):not(.nav--solid):has(.nav__toggle.is-open){background:#fffc;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom-color:var(--color-border-soft);box-shadow:0 2px 12px #0b25450f}.nav:not(.is-scrolled):not(.nav--solid):has(.nav__toggle.is-open) .nav__logo-img{filter:brightness(.35) saturate(1.3) contrast(1.1);mix-blend-mode:multiply}.nav:not(.is-scrolled):not(.nav--solid):has(.nav__toggle.is-open) .nav__logo-text,.nav:not(.is-scrolled):not(.nav--solid):has(.nav__toggle.is-open) .nav__logo-text small{color:var(--color-primary)}.nav:not(.is-scrolled):not(.nav--solid):has(.nav__toggle.is-open) .nav__toggle span{background:var(--color-primary)}.nav:not(.is-scrolled):not(.nav--solid):has(.nav__toggle.is-open) .btn--secondary{background:var(--color-white);border-color:var(--color-primary);color:var(--color-primary)}}.nav__logo-img--footer{filter:brightness(.5) saturate(2.4) hue-rotate(150deg) contrast(1.05);mix-blend-mode:normal;background:var(--color-white);padding:6px 8px;border-radius:8px;height:36px;box-shadow:0 2px 8px #c0392b33}.phone-float{position:fixed;right:24px;bottom:24px;z-index:90;display:flex;flex-direction:column;align-items:flex-end;gap:12px;pointer-events:none}.phone-float__item{pointer-events:auto;display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit;cursor:pointer}.phone-float__badge{background:var(--color-white);color:var(--color-primary);padding:10px 16px;border-radius:var(--radius-pill);font-size:.875rem;font-weight:var(--fw-semibold);white-space:nowrap;box-shadow:var(--shadow-md);border:1px solid var(--color-border-soft);opacity:0;transform:translate(8px);transition:opacity var(--t-base) var(--ease-out),transform var(--t-base) var(--ease-out);pointer-events:none}.phone-float__item:hover .phone-float__badge,.phone-float__item:focus-visible .phone-float__badge{opacity:1;transform:translate(0)}.phone-float__btn{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-secondary) 100%);color:var(--color-white);box-shadow:var(--shadow-lg),0 0 0 4px #1e4e8c1f;transition:transform var(--t-base) var(--ease-out),box-shadow var(--t-base) var(--ease-out);position:relative}.phone-float__btn:hover{transform:scale(1.08) rotate(-3deg);box-shadow:var(--shadow-xl),0 0 0 6px #1e4e8c2e}.phone-float__btn svg{width:26px;height:26px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.phone-float__btn:before{content:"";position:absolute;top:-4px;right:-4px;bottom:-4px;left:-4px;border-radius:50%;border:2px solid var(--color-secondary);opacity:.6;animation:phone-pulse 2.4s var(--ease-out) infinite}@keyframes phone-pulse{0%{transform:scale(1);opacity:.6}70%{transform:scale(1.4);opacity:0}to{transform:scale(1.4);opacity:0}}.phone-float__btn--secondary{background:linear-gradient(135deg,var(--color-accent) 0%,#E04531 100%);box-shadow:var(--shadow-lg),0 0 0 4px #c0392b1f}.phone-float__btn--secondary:before{border-color:var(--color-accent)}@media (max-width: 640px){.phone-float{left:50%;right:auto;bottom:28px;transform:translate(-50%);flex-direction:row;align-items:flex-end;gap:14px}.phone-float__item{flex-direction:column-reverse;align-items:center;gap:6px}.phone-float__btn{width:48px;height:48px}.phone-float__btn svg{width:22px;height:22px}.phone-float__badge{font-size:.75rem;padding:6px 10px;white-space:nowrap}.phone-float__badge{opacity:1!important;transform:none!important;pointer-events:auto}}@media (prefers-reduced-motion: reduce){.phone-float__btn:before{animation:none}}.icon{width:1em;height:1em;display:inline-block;vertical-align:middle;flex-shrink:0;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.stat__icon .icon{width:24px;height:24px}.trust__cell-icon .icon{width:22px;height:22px}.contact-card__icon .icon{width:24px;height:24px}.painpoint__icon .icon,.painpoint__side .icon{width:22px;height:22px}.capability__icon .icon{width:26px;height:26px}