:root{--color-primary: #07c160;--color-primary-dark: #06ad56;--color-primary-soft: #e8f8ee;--color-accent: #ff7a45;--color-text: #1f2329;--color-text-muted: #6b7280;--color-border: #ebedf0;--color-bg: #ffffff;--color-bg-soft: #f7f8fa;--radius: 12px;--radius-sm: 8px;--shadow: 0 2px 12px rgba(0, 0, 0, .06);--shadow-lg: 0 8px 28px rgba(0, 0, 0, .1);--container: 1080px;--header-h: 60px;--font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{margin:0;font-family:var(--font);color:var(--color-text);background:var(--color-bg);line-height:1.7;font-size:16px}img{max-width:100%;height:auto;display:block}a{color:var(--color-primary-dark);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3{line-height:1.3;color:var(--color-text);margin:0 0 .6em}h1{font-size:clamp(1.6rem,4vw,2.2rem);font-weight:800}h2{font-size:clamp(1.3rem,3vw,1.6rem);font-weight:700}h3{font-size:1.1rem;font-weight:700}p{margin:0 0 1em}.container{max-width:var(--container);margin:0 auto;padding:0 16px}.section{padding:40px 0}.section--soft{background:var(--color-bg-soft)}.muted{color:var(--color-text-muted)}.center{text-align:center}.grid{display:grid;gap:16px}@media (min-width: 768px){.grid--2{grid-template-columns:repeat(2,1fr)}.grid--3{grid-template-columns:repeat(3,1fr)}}.card{background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;font-weight:600;padding:12px 24px;border-radius:var(--radius-sm);border:1px solid transparent;cursor:pointer;transition:all .2s ease;text-decoration:none}.btn:hover{text-decoration:none}.btn--primary{background:var(--color-primary);color:#fff;box-shadow:0 4px 14px #07c1604d}.btn--primary:hover{background:var(--color-primary-dark);transform:translateY(-1px)}.btn--ghost{background:#fff;color:var(--color-primary-dark);border-color:var(--color-primary)}.btn--ghost:hover{background:var(--color-primary-soft)}.btn--block{width:100%}.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:.78rem;font-weight:600}.badge--accent{background:var(--color-accent);color:#fff}.badge--soft{background:var(--color-primary-soft);color:var(--color-primary-dark)}.breadcrumb{font-size:.85rem;color:var(--color-text-muted);padding:12px 0}.breadcrumb a{color:var(--color-text-muted)}.breadcrumb span[aria-current]{color:var(--color-text)}.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--color-border);border-radius:var(--radius)}table.data{width:100%;border-collapse:collapse;min-width:520px;background:#fff}table.data th,table.data td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--color-border);font-size:.95rem}table.data thead th{background:var(--color-bg-soft);font-weight:700}table.data tr.is-highlight td{background:var(--color-primary-soft)}.faq-item{border-bottom:1px solid var(--color-border)}.faq-q{width:100%;text-align:left;background:none;border:none;padding:16px 0;font-size:1rem;font-weight:600;color:var(--color-text);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px}.faq-q:after{content:"+";font-size:1.4rem;color:var(--color-primary);transition:transform .2s}.faq-item.open .faq-q:after{content:"−"}.faq-a{display:none;padding:0 0 16px;color:var(--color-text-muted)}.faq-item.open .faq-a{display:block}.rating{display:inline-flex;align-items:center;gap:8px;font-weight:700}.stars{--p: 0%;display:inline-block;font-size:1.2rem;line-height:1;background:linear-gradient(90deg,var(--color-accent) var(--p),var(--color-border) var(--p));-webkit-background-clip:text;background-clip:text;color:transparent}.stars:before{content:"★★★★★"}.proscons{display:grid;gap:16px}@media (min-width: 768px){.proscons{grid-template-columns:1fr 1fr}}.proscons ul{margin:0;padding-left:1.2em}.pros li::marker{content:"✓ ";color:var(--color-primary)}.cons li::marker{content:"✕ ";color:var(--color-accent)}.coupon-box{display:flex;flex-wrap:wrap;align-items:center;gap:12px;background:var(--color-primary-soft);border:1px dashed var(--color-primary);border-radius:var(--radius);padding:16px 20px}.coupon-code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:1.3rem;font-weight:800;letter-spacing:1px;color:var(--color-primary-dark)}.prose h2{margin-top:1.5em}.prose ul,.prose ol{padding-left:1.4em}.prose img{border-radius:var(--radius);border:1px solid var(--color-border);margin:1em 0}.sticky-cta{position:fixed;left:0;right:0;bottom:0;z-index:40;background:#fff;border-top:1px solid var(--color-border);box-shadow:0 -2px 12px #00000014;padding:10px 16px;display:none}@media (max-width: 767px){.sticky-cta{display:block}body.has-sticky-cta{padding-bottom:76px}}.site-header{position:sticky;top:0;z-index:50;background:#ffffffeb;backdrop-filter:blur(8px);border-bottom:1px solid var(--color-border)}.site-header .bar{height:var(--header-h);display:flex;align-items:center;justify-content:space-between}.brand{font-weight:800;font-size:1.15rem;color:var(--color-primary-dark)}.brand:hover{text-decoration:none}.nav-desktop{display:none;gap:24px}.nav-desktop a{color:var(--color-text);font-weight:500}.nav-desktop a:hover{color:var(--color-primary-dark);text-decoration:none}.nav-toggle{background:none;border:none;font-size:1.6rem;line-height:1;cursor:pointer;color:var(--color-text)}.nav-mobile{display:none;flex-direction:column;padding:8px 0 16px;border-top:1px solid var(--color-border)}.nav-mobile.open{display:flex}.nav-mobile a{padding:12px 0;color:var(--color-text);font-weight:500}@media (min-width: 768px){.nav-desktop{display:flex}.nav-toggle,.nav-mobile{display:none!important}}.nav-external{display:inline-flex;align-items:center;gap:4px;color:var(--color-primary-dark)}.nav-external:hover{text-decoration:underline}.nav-external .ext-icon{font-size:.85em;opacity:.8}.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}.hero{padding:48px 0 32px}.hero .lead{font-size:clamp(1rem,2.5vw,1.15rem);color:var(--color-text-muted);max-width:720px}.hero .meta{font-size:.85rem;color:var(--color-text-muted);margin-top:8px}.site-footer{background:var(--color-bg-soft);border-top:1px solid var(--color-border);padding:32px 0;margin-top:48px;font-size:.9rem;color:var(--color-text-muted)}.site-footer .disclosure{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:12px 16px;margin-bottom:16px}.related-list{list-style:none;padding:0;margin:0;display:grid;gap:8px}.related-list a{display:block;padding:12px 16px;background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text)}.related-list a:hover{border-color:var(--color-primary);text-decoration:none}.to-top{position:fixed;right:16px;bottom:90px;width:42px;height:42px;border-radius:50%;background:var(--color-primary);color:#fff;border:none;font-size:1.2rem;cursor:pointer;box-shadow:var(--shadow-lg);opacity:0;pointer-events:none;transition:opacity .2s}.to-top.show{opacity:1;pointer-events:auto}@media (min-width: 768px){.to-top{bottom:24px}}.pick{display:flex;flex-direction:column;gap:8px;height:100%}.pick .pick-head{display:flex;align-items:center;justify-content:space-between;gap:8px}.pick .pick-name{font-weight:700;font-size:1.05rem}.pick .btn{margin-top:auto}