:root{--pha-green-950:#052e24;--pha-green-800:#0f5f47;--pha-green-700:#157a5b;--pha-green-600:#1a936f;--pha-green-500:#2bb489;--pha-green-100:#d7f0e6;--pha-green-50:#eef8f3;--pha-coral-600:#ec6a52;--pha-coral-500:#ff7f66;--pha-coral-100:#ffe4dc;--pha-ink:#17241f;--pha-ink-soft:#5b6b64;--pha-line:#e6ede9;--pha-cream:#fbfaf7;--pha-white:#fff;--pha-success:var(--pha-green-600);--pha-warning:var(--pha-coral-500);--pha-danger:var(--pha-coral-600);--pha-info:var(--pha-green-700);--pha-star:#fbbf24;--pha-radius-sm:8px;--pha-radius-md:12px;--pha-radius-lg:16px;--pha-radius-xl:24px;--pha-radius-2xl:32px;--pha-shadow-card:0 1px 12px -8px rgba(15,95,71,.3);--pha-shadow-card-hover:0 12px 28px -16px rgba(15,95,71,.4);--pha-gradient-cta:linear-gradient(120deg,var(--pha-coral-500),var(--pha-coral-600));--pha-gradient-brand:linear-gradient(135deg,var(--pha-green-600),var(--pha-green-800));--pha-gradient-deep:linear-gradient(120deg,var(--pha-green-700),var(--pha-green-950));--pha-font-sans:"Inter","PingFang TC","Noto Sans TC","Microsoft JhengHei","Segoe UI",system-ui,-apple-system,sans-serif}body{background:var(--pha-cream);color:var(--pha-ink);font-family:var(--pha-font-sans);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}