/*! tailwindcss v4.3.3 | MIT License | https://tailwindcss.com */
:root,:host{--font-sans:"Noto Sans SC", "Noto Sans TC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--font-serif:"Source Serif 4", "Noto Serif SC", "Songti SC", serif;--spacing:.25rem;--radius-sm:.25rem}.relative{position:relative}.static{position:static}.mt-4{margin-top:calc(var(--spacing) * 4)}.mt-5{margin-top:calc(var(--spacing) * 5)}:root{--bg:#f2f6f7;--bg-elev:#fff;--ink:#10242c;--ink-body:#1c3640;--ink-soft:#4a646e;--line:#c5d8de;--brand:#0d7377;--brand-deep:#08464e;--brand-soft:#d5eef0;--accent:#149494;--link:#0b6b7c;--shadow:0 1px 2px #0a323a0d, 0 10px 24px #0a323a0f;--radius:.75rem;--radius-sm:.5rem;--max:1120px;--font:var(--font-sans);--serif:var(--font-serif)}*,:before,:after{box-sizing:border-box}html{background:var(--bg);color:var(--ink-body);font-family:var(--font);-webkit-text-size-adjust:100%;line-height:1.7}body{background:radial-gradient(1100px 400px at 6% -12%, #d7f0f2 0%, transparent 56%), radial-gradient(820px 340px at 100% 0%, #e6f2ea 0%, transparent 48%), var(--bg);min-height:100vh;margin:0}a{color:var(--link);text-underline-offset:.18em;text-decoration-thickness:1px}a:hover{color:var(--brand-deep)}img{max-width:100%}.skip{background:var(--brand-deep);color:#fff;border-radius:var(--radius-sm);z-index:20;padding:.4rem .7rem;position:absolute;top:-3rem;left:.8rem}.skip:focus{top:.8rem}.wrap{width:min(var(--max), calc(100% - 2rem));margin-inline:auto}.site-header{border-bottom:1px solid var(--line);backdrop-filter:blur(12px);z-index:10;background:#ffffffe6;position:sticky;top:0}.header-inner{align-items:center;gap:.85rem 1.1rem;min-height:4rem;padding:.7rem 0;display:flex}.brand{min-width:0;color:inherit;align-items:center;gap:.7rem;text-decoration:none;display:flex}.brand:hover{color:inherit}.brand-mark{flex:none;width:36px;height:36px}.brand-name{font-family:var(--serif);letter-spacing:.01em;color:var(--brand-deep);font-size:1.08rem;font-weight:700;line-height:1.25;display:block}.brand-sub{font-family:var(--font);color:var(--ink-soft);font-size:.75rem;font-weight:500;line-height:1.3;display:block}.lang-switch{border:1px solid var(--line);background:#fff;border-radius:999px;flex:none;margin-left:auto;display:inline-flex;overflow:hidden}.lang-switch a{color:var(--ink-soft);padding:.28rem .72rem;font-size:.85rem;font-weight:600;text-decoration:none}.lang-switch a[aria-current=page]{background:var(--brand);color:#fff}.nav{overscroll-behavior-x:contain;scrollbar-width:none;-webkit-overflow-scrolling:touch;flex:auto;align-items:center;gap:.25rem;min-width:0;display:flex;overflow-x:auto}.nav::-webkit-scrollbar{display:none}.nav a{color:var(--ink-soft);white-space:nowrap;border-radius:999px;flex:none;padding:.38rem .78rem;font-size:.9rem;font-weight:600;text-decoration:none}.nav a[aria-current=page]{background:var(--brand-soft);color:var(--brand-deep)}.nav a:hover{color:var(--brand-deep);background:var(--brand-soft)}@supports (color:color-mix(in lab, red, red)){.nav a:hover{background:color-mix(in srgb, var(--brand-soft) 70%, #fff)}}main{padding:1.75rem 0 3.25rem}.hero{background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);gap:1rem;padding:1.55rem 1.55rem 1.6rem;display:grid}.hero h1,.prose h1,.page-title{font-family:var(--serif);color:var(--brand-deep);margin:0 0 .55rem;font-size:clamp(1.85rem,3.2vw,2.55rem);font-weight:700;line-height:1.22}.hero-tagline{max-width:40rem;color:var(--ink);margin:0;font-size:1.05rem;font-weight:600;line-height:1.55}.hero-lead,.lede,.hero p{color:var(--ink-soft);max-width:46rem;margin:0}.hero-lead{font-size:.98rem;line-height:1.75}.hero-actions{flex-wrap:wrap;gap:.7rem;margin-top:.25rem;display:flex}.hero-actions .cta{flex:0 auto}.cards-4,.cards-3,.cards-2{gap:1.15rem;display:grid}.cards-4{grid-template-columns:repeat(4,minmax(0,1fr))}.cards-3{grid-template-columns:repeat(3,minmax(0,1fr))}.cards-2{grid-template-columns:repeat(2,minmax(0,1fr))}.card{background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius);min-width:0;box-shadow:var(--shadow);flex-direction:column;gap:.55rem;padding:1.2rem 1.25rem 1.25rem;display:flex}.card:hover{border-color:var(--brand)}@supports (color:color-mix(in lab, red, red)){.card:hover{border-color:color-mix(in srgb, var(--brand) 28%, var(--line))}}.card:hover{box-shadow:0 1px 2px #0a323a0d,0 14px 28px #0a323a14}.card h2,.card h3{color:var(--ink);margin:0;font-size:1.08rem;font-weight:700;line-height:1.35}.card h3 a{color:inherit;text-decoration:none}.card h3 a:hover{color:var(--brand-deep)}.card p{color:var(--ink-soft);margin:0;font-size:.94rem;line-height:1.65}.card-desc{flex:auto}.card-footer{flex-wrap:wrap;align-items:center;gap:.6rem;margin-top:.35rem;display:flex}.meta-row{flex-wrap:wrap;gap:.4rem;display:flex}.chip{border-radius:var(--radius-sm);background:var(--brand-soft);width:fit-content;color:var(--brand-deep);letter-spacing:.01em;align-items:center;padding:.16rem .55rem;font-size:.75rem;font-weight:700;line-height:1.4;display:inline-flex}.chip-outline{border:1px solid var(--line);color:var(--ink-soft);background:#fff;font-weight:600}.cta{border-radius:var(--radius-sm);background:var(--brand);letter-spacing:.02em;white-space:nowrap;border:1px solid #0000;justify-content:center;align-items:center;min-height:2.5rem;padding:.48rem 1.05rem;font-weight:700;text-decoration:none;display:inline-flex;color:#fff!important}.cta:hover{background:var(--brand-deep)}.cta-ghost{border-color:var(--brand);background:#fff;color:var(--brand-deep)!important}@supports (color:color-mix(in lab, red, red)){.cta-ghost{border-color:color-mix(in srgb, var(--brand) 55%, var(--line))}}.cta-ghost:hover{background:var(--brand-soft)}.cta-sm{min-height:2.25rem;padding:.32rem .85rem;font-size:.875rem}.breadcrumbs{color:var(--ink-soft);flex-wrap:wrap;gap:.35rem;margin-bottom:1rem;font-size:.85rem;display:flex}.breadcrumbs a{color:inherit;text-decoration:none}.prose{background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.45rem 1.5rem 1.7rem}.prose h2{font-family:var(--serif);color:var(--brand-deep);margin:1.55rem 0 .5rem;font-size:1.32rem}.prose p,.prose li{color:var(--ink-body)}.prose .lede,.prose .muted{color:var(--ink-soft)}.prose ul,.prose ol{padding-left:1.2rem}.prose p{margin:0 0 .85rem}.section-head{flex-direction:column;justify-content:flex-start;align-items:flex-start;gap:.3rem;margin:2.15rem 0 .95rem;display:flex}.section-head h2{font-family:var(--serif);color:var(--brand-deep);margin:0;font-size:1.4rem;line-height:1.3}.muted{color:var(--ink-soft);font-size:.92rem}.notice{background:var(--brand-soft);border:1px solid var(--brand)}@supports (color:color-mix(in lab, red, red)){.notice{border:1px solid color-mix(in srgb, var(--brand) 22%, var(--line))}}.notice{border-left:4px solid var(--brand);border-radius:var(--radius-sm);color:var(--ink-body);padding:.9rem 1rem .95rem}.notice strong{color:var(--brand-deep);margin-bottom:.3rem;display:block}.notice p{color:var(--ink-soft);margin:0}.prose .notice{margin:1.1rem 0 0}.faq details{border-top:1px solid var(--line);padding:.85rem 0}.home-faq{background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:.35rem 1.3rem .55rem}.home-faq details:first-child{border-top:0}.faq summary{cursor:pointer;color:var(--ink);font-weight:700}.faq p{color:var(--ink-soft);margin:.45rem 0 0}.site-footer{border-top:1px solid var(--line);color:var(--ink-soft);background:#ffffffc7;padding:1.85rem 0 2.1rem;font-size:.9rem}.footer-grid{grid-template-columns:minmax(0,1.4fr) repeat(3,minmax(0,1fr));gap:1.4rem 1.6rem;display:grid}.footer-brand .brand-name{margin-bottom:.35rem}.footer-col h2{color:var(--ink);letter-spacing:.04em;margin:0 0 .55rem;font-size:.82rem;font-weight:700}.footer-col,.footer-links{flex-direction:column;align-items:flex-start;gap:.4rem;display:flex}.footer-col a,.footer-links a{color:var(--ink-soft);text-decoration:none}.footer-col a:hover,.footer-links a:hover{color:var(--brand-deep)}.footer-note{border-top:1px solid var(--line);margin:1.25rem 0 0;padding-top:1rem}@media (width<=960px){.cards-4,.cards-3{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:1fr 1fr}}@media (width<=800px){.header-inner{flex-wrap:wrap}.brand{flex:auto}.nav{flex:100%;order:3;padding-bottom:.15rem}}@media (width<=640px){.wrap{width:min(var(--max), calc(100% - 1.35rem))}.hero,.prose,.home-faq{padding-inline:1.15rem}.hero-actions .cta{flex:100%;width:100%}.cards-4,.cards-3,.cards-2{grid-template-columns:minmax(0,1fr)}.footer-grid{grid-template-columns:minmax(0,1fr);gap:1.15rem}.section-head{margin-top:1.8rem}}
