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ease}.btn-primary{background:var(--gradient-brand);color:#fff;box-shadow:0 8px 22px #e8456e52}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 28px #e8456e66}.btn-ghost{background:#fff;color:var(--brand);border-color:var(--border)}.btn-ghost:hover{border-color:var(--brand-light);background:var(--brand-soft)}.btn[disabled],.btn.is-disabled{opacity:.55;cursor:not-allowed;transform:none;box-shadow:none}.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.page-hero{padding:72px 0 48px;background:linear-gradient(180deg,var(--brand-soft) 0%,#fff 100%);text-align:center}.page-hero h1{font-size:36px;line-height:1.3;margin-bottom:14px}.page-hero p{color:var(--text-secondary);max-width:680px;margin:0 auto}.rich-content{font-size:15.5px;color:var(--text-secondary);line-height:1.9;word-break:break-word}.rich-content h1,.rich-content h2,.rich-content h3,.rich-content h4{color:var(--text-primary);margin:28px 0 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