:root{--color-primary: #667eea;--color-primary-dark: #5566cc;--color-accent: #00c300;--color-orange: #ff6b35;--color-text: #1a1a1a;--color-text-muted: #666;--color-bg: #ffffff;--color-bg-soft: #f7f8fa;--color-border: #e5e7eb;--radius: 12px;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .04);--shadow-md: 0 8px 24px rgba(0, 0, 0, .08);--shadow-lg: 0 20px 40px rgba(0, 0, 0, .12);--max-w: 1200px}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;font-size:16px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Noto Sans TC,Noto Sans JP,sans-serif;color:var(--color-text);background:var(--color-bg);line-height:1.6;-webkit-font-smoothing:antialiased}img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none}.container{max-width:var(--max-w);margin:0 auto;padding:0 1.5rem}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.875rem 2rem;border-radius:10px;font-size:1rem;font-weight:600;cursor:pointer;border:none;transition:transform .15s,box-shadow .15s;min-height:48px;text-align:center}.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn-primary{background:linear-gradient(135deg,var(--color-accent),#00a300);color:#fff}.btn-secondary{background:#fff;color:var(--color-primary);border:2px solid var(--color-primary)}.section{padding:5rem 0}.section-soft{background:var(--color-bg-soft)}.section-title{font-size:2.25rem;font-weight:700;text-align:center;margin-bottom:.75rem}.section-subtitle{text-align:center;color:var(--color-text-muted);font-size:1.1rem;margin-bottom:3rem;max-width:720px;margin-left:auto;margin-right:auto}@media(max-width:768px){.section{padding:3rem 0}.section-title{font-size:1.75rem}.container{padding:0 1rem}}.lang-switcher[data-astro-cid-su6xvggn]{position:relative;display:inline-block}.lang-current[data-astro-cid-su6xvggn]{background:transparent;border:1px solid var(--color-border);border-radius:8px;padding:.5rem .75rem;cursor:pointer;font-size:.9rem;display:flex;align-items:center;gap:.3rem}.lang-menu[data-astro-cid-su6xvggn]{position:absolute;top:calc(100% + .25rem);right:0;background:#fff;border:1px solid var(--color-border);border-radius:8px;list-style:none;box-shadow:var(--shadow-md);min-width:160px;display:none;z-index:100}.lang-switcher[data-astro-cid-su6xvggn]:hover .lang-menu[data-astro-cid-su6xvggn],.lang-switcher[data-astro-cid-su6xvggn]:focus-within .lang-menu[data-astro-cid-su6xvggn]{display:block}.lang-menu[data-astro-cid-su6xvggn] a[data-astro-cid-su6xvggn]{display:block;padding:.6rem 1rem;font-size:.9rem}.lang-menu[data-astro-cid-su6xvggn] a[data-astro-cid-su6xvggn]:hover{background:var(--color-bg-soft)}.lang-menu[data-astro-cid-su6xvggn] a[data-astro-cid-su6xvggn].active{color:var(--color-primary);font-weight:600}.site-header[data-astro-cid-3ef6ksr2]{position:sticky;top:0;background:#fffffff2;backdrop-filter:blur(8px);border-bottom:1px solid var(--color-border);z-index:50}.header-inner[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;justify-content:space-between;padding-top:1rem;padding-bottom:1rem;gap:1rem}.logo[data-astro-cid-3ef6ksr2]{font-size:1.25rem;font-weight:700;color:var(--color-primary)}.main-nav[data-astro-cid-3ef6ksr2]{display:flex;gap:1.5rem;font-size:.95rem;color:var(--color-text-muted)}.main-nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]:hover{color:var(--color-primary)}@media(max-width:768px){.main-nav[data-astro-cid-3ef6ksr2]{display:none}}.hero[data-astro-cid-bbe6dxrz]{padding:4rem 0 5rem;background:linear-gradient(135deg,#f7f8fa,#fff)}.hero-inner[data-astro-cid-bbe6dxrz]{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center}.hero-tagline[data-astro-cid-bbe6dxrz]{display:inline-block;background:#667eea1a;color:var(--color-primary);padding:.4rem .9rem;border-radius:999px;font-size:.85rem;font-weight:600;margin-bottom:1.2rem}.hero-headline[data-astro-cid-bbe6dxrz]{font-size:2.6rem;line-height:1.25;font-weight:800;margin-bottom:1.2rem;color:var(--color-text)}.hero-sub[data-astro-cid-bbe6dxrz]{font-size:1.1rem;color:var(--color-text-muted);margin-bottom:2rem}.hero-cta[data-astro-cid-bbe6dxrz]{display:flex;gap:1rem;flex-wrap:wrap}.hero-visual[data-astro-cid-bbe6dxrz]{display:flex;justify-content:center}.hero-img[data-astro-cid-bbe6dxrz]{width:100%;height:auto;max-width:560px;border-radius:var(--radius);box-shadow:var(--shadow-lg);object-fit:cover;aspect-ratio:16 / 9}@media(max-width:900px){.hero-inner[data-astro-cid-bbe6dxrz]{grid-template-columns:1fr;gap:2rem}.hero-headline[data-astro-cid-bbe6dxrz]{font-size:1.9rem}.hero-img[data-astro-cid-bbe6dxrz]{max-width:100%}}.scenario-grid[data-astro-cid-n2lktbky]{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem}.scenario-card[data-astro-cid-n2lktbky]{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s;display:flex;flex-direction:column}.scenario-card[data-astro-cid-n2lktbky]:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}.scenario-img-wrap[data-astro-cid-n2lktbky]{position:relative;width:100%;aspect-ratio:16 / 9;overflow:hidden;background:var(--color-bg-soft)}.scenario-img[data-astro-cid-n2lktbky]{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}.scenario-card[data-astro-cid-n2lktbky]:hover .scenario-img[data-astro-cid-n2lktbky]{transform:scale(1.04)}.scenario-tag-overlay[data-astro-cid-n2lktbky]{position:absolute;top:.75rem;right:.75rem;background:#667eeaf2;color:#fff;font-size:.72rem;padding:.25rem .7rem;border-radius:999px;font-weight:700;backdrop-filter:blur(4px)}.scenario-body[data-astro-cid-n2lktbky]{padding:1.4rem 1.5rem 1.5rem}.scenario-title-row[data-astro-cid-n2lktbky]{display:flex;align-items:center;gap:.5rem;margin-bottom:.5rem}.scenario-icon[data-astro-cid-n2lktbky]{font-size:1.5rem}.scenario-title-row[data-astro-cid-n2lktbky] h3[data-astro-cid-n2lktbky]{font-size:1.2rem;margin:0}.scenario-langs[data-astro-cid-n2lktbky]{font-size:.85rem;color:var(--color-primary);margin-bottom:.75rem;font-weight:600}.scenario-desc[data-astro-cid-n2lktbky]{color:var(--color-text-muted);font-size:.95rem;margin-bottom:.75rem}.scenario-example[data-astro-cid-n2lktbky]{background:var(--color-bg-soft);border-left:3px solid var(--color-accent);padding:.6rem .8rem;border-radius:6px;font-size:.85rem;color:var(--color-text)}.diff-grid[data-astro-cid-ygx2lrfr]{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:2rem}.diff-item[data-astro-cid-ygx2lrfr]{text-align:center;padding:1rem}.diff-icon[data-astro-cid-ygx2lrfr]{font-size:2.5rem;display:block;margin-bottom:.75rem}.diff-item[data-astro-cid-ygx2lrfr] h3[data-astro-cid-ygx2lrfr]{font-size:1.15rem;margin-bottom:.5rem;color:var(--color-text)}.diff-item[data-astro-cid-ygx2lrfr] p[data-astro-cid-ygx2lrfr]{color:var(--color-text-muted);font-size:.95rem}.stats-grid[data-astro-cid-bcts4zk3]{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:2rem;max-width:800px;margin:0 auto}.stat-item[data-astro-cid-bcts4zk3]{text-align:center}.stat-value[data-astro-cid-bcts4zk3]{font-size:2.5rem;font-weight:800;color:var(--color-primary);margin-bottom:.25rem}.stat-label[data-astro-cid-bcts4zk3]{color:var(--color-text-muted);font-size:.95rem}.pricing-grid[data-astro-cid-7jt2x4ie]{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;max-width:1000px;margin:0 auto}.plan-card[data-astro-cid-7jt2x4ie]{background:#fff;border:2px solid var(--color-border);border-radius:var(--radius);padding:2rem 1.75rem;text-align:center;position:relative;transition:transform .2s,border-color .2s}.plan-card[data-astro-cid-7jt2x4ie]:hover{transform:translateY(-4px)}.plan-card[data-astro-cid-7jt2x4ie].recommended{border-color:var(--color-primary);box-shadow:var(--shadow-md)}.plan-badge[data-astro-cid-7jt2x4ie]{position:absolute;top:-14px;left:50%;transform:translate(-50%);background:var(--color-orange);color:#fff;padding:.3rem 1rem;border-radius:999px;font-size:.8rem;font-weight:700;white-space:nowrap}.plan-name[data-astro-cid-7jt2x4ie]{font-size:1.25rem;margin-bottom:1rem}.plan-price[data-astro-cid-7jt2x4ie]{margin-bottom:.75rem}.price-value[data-astro-cid-7jt2x4ie]{font-size:2.5rem;font-weight:800;color:var(--color-primary)}.price-period[data-astro-cid-7jt2x4ie]{color:var(--color-text-muted);font-size:.95rem}.plan-desc[data-astro-cid-7jt2x4ie]{color:var(--color-text-muted);font-size:.9rem;margin-bottom:1.5rem}.plan-features[data-astro-cid-7jt2x4ie]{list-style:none;text-align:left;margin:0 0 1.5rem;padding:0}.plan-features[data-astro-cid-7jt2x4ie] li[data-astro-cid-7jt2x4ie]{padding:.5rem 0;border-bottom:1px solid var(--color-bg-soft);font-size:.9rem}.plan-features[data-astro-cid-7jt2x4ie] li[data-astro-cid-7jt2x4ie]:last-child{border-bottom:none}.plan-card[data-astro-cid-7jt2x4ie] .btn[data-astro-cid-7jt2x4ie]{width:100%}.free-tier[data-astro-cid-7jt2x4ie]{text-align:center;color:var(--color-text-muted);margin-top:2rem;font-size:.95rem}.pairs-grid[data-astro-cid-e2dt5saz]{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;max-width:900px;margin:0 auto}.pair-card[data-astro-cid-e2dt5saz]{background:#fff;border-radius:10px;padding:1rem 1.25rem;display:flex;align-items:center;gap:.75rem;box-shadow:var(--shadow-sm);transition:transform .15s,box-shadow .15s}.pair-card[data-astro-cid-e2dt5saz]:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-left:3px solid var(--color-accent)}.pair-flag[data-astro-cid-e2dt5saz]{font-size:1.5rem}.pair-label[data-astro-cid-e2dt5saz]{font-weight:600;color:var(--color-text)}.faq-container[data-astro-cid-al2ca2vr]{max-width:820px}.faq-list[data-astro-cid-al2ca2vr]{display:flex;flex-direction:column;gap:.75rem}.faq-item[data-astro-cid-al2ca2vr]{background:var(--color-bg-soft);border-radius:10px;overflow:hidden}.faq-item[data-astro-cid-al2ca2vr] summary[data-astro-cid-al2ca2vr]{padding:1.1rem 2.5rem 1.1rem 1.25rem;cursor:pointer;font-weight:600;list-style:none;position:relative}.faq-item[data-astro-cid-al2ca2vr] summary[data-astro-cid-al2ca2vr]:after{content:"+";position:absolute;right:1.25rem;top:50%;transform:translateY(-50%);font-size:1.5rem;color:var(--color-primary);transition:transform .2s}.faq-item[data-astro-cid-al2ca2vr][open] summary[data-astro-cid-al2ca2vr]:after{content:"−"}.faq-item[data-astro-cid-al2ca2vr] p[data-astro-cid-al2ca2vr]{padding:0 1.25rem 1.25rem;color:var(--color-text-muted);font-size:.95rem}.site-footer[data-astro-cid-sz7xmlte]{background:#1a1a1a;color:#ccc;padding:3rem 0 2rem;margin-top:3rem}.footer-inner[data-astro-cid-sz7xmlte]{display:flex;flex-direction:column;align-items:center;gap:1.5rem;text-align:center}.footer-logo[data-astro-cid-sz7xmlte]{font-size:1.25rem;color:#fff;font-weight:700;margin-bottom:.5rem}.footer-tagline[data-astro-cid-sz7xmlte]{color:#999;font-size:.95rem}.footer-links[data-astro-cid-sz7xmlte]{display:flex;gap:1.5rem;flex-wrap:wrap;justify-content:center}.footer-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:#ccc;font-size:.9rem}.footer-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:var(--color-accent)}.footer-copy[data-astro-cid-sz7xmlte]{font-size:.85rem;color:#666}