/* Pro theme: GitMind-like clean + kid-friendly. Loaded after legacy CSS. */
:root{--pro-indigo:#6366F1;--pro-violet:#8B5CF6;--pro-bg:#F8FAFF;--pro-card:#fff;--pro-ink:#1E2447;--pro-mut:#64748B;--pro-yellow:#FEF3C7;--pro-mint:#D1FAE5;--pro-r:20px;--pro-shadow:0 8px 32px rgba(99,102,241,.09)}
body.pro{background:var(--pro-bg);color:var(--pro-ink);font-family:"Noto Sans TC","PingFang HK","Microsoft JhengHei",system-ui,sans-serif}
.pro-nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:blur(12px);border-bottom:1px solid #EEF2FF}
.pro-nav-inner{max-width:1120px;margin:0 auto;display:flex;align-items:center;gap:18px;padding:14px 20px}
.pro-logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px}
.pro-links{display:flex;gap:18px;margin-left:auto;color:var(--pro-mut);font-size:14px}
.pro-links a{color:var(--pro-mut);text-decoration:none}.pro-links a:hover{color:var(--pro-ink)}
.btn-pro{display:inline-flex;align-items:center;gap:8px;border-radius:999px;padding:12px 26px;font-weight:700;border:0;cursor:pointer;text-decoration:none;background:linear-gradient(135deg,var(--pro-indigo),var(--pro-violet));color:#fff;box-shadow:0 10px 24px rgba(99,102,241,.35)}
.btn-pro.ghost{background:#fff;color:var(--pro-ink);border:1px solid #E5E7FB;box-shadow:none}
.pro-hero{max-width:1120px;margin:0 auto;padding:64px 20px 30px;display:grid;grid-template-columns:1.05fr .95fr;gap:36px;align-items:center}
.pro-hero h1{font-size:46px;line-height:1.2;margin:0 0 14px;letter-spacing:-.5px}
.pro-hero h1 .grad{background:linear-gradient(135deg,var(--pro-indigo),var(--pro-violet));-webkit-background-clip:text;background-clip:text;color:transparent}
.pro-sub{color:var(--pro-mut);font-size:17px;line-height:1.9}
.pro-badges{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}
.pro-badge{background:#fff;border:1px solid #EEF2FF;border-radius:999px;padding:6px 14px;font-size:13px;color:var(--pro-mut)}
.pro-cta{display:flex;gap:12px;margin-top:20px;flex-wrap:wrap}
.pro-mock{background:var(--pro-card);border-radius:24px;border:1px solid #EEF2FF;box-shadow:var(--pro-shadow);padding:22px}
.pro-mock-top{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.dot{width:12px;height:12px;border-radius:50%}.dot.r{background:#FCA5A5}.dot.y{background:#FCD34D}.dot.g{background:#6EE7B7}
.pro-word-card{background:linear-gradient(180deg,#EEF2FF,#fff);border-radius:16px;padding:22px;text-align:center}
.pro-word-card .zh{font-size:15px;color:var(--pro-mut)}
.pro-word-card .hint-letters{display:flex;gap:8px;justify-content:center;margin:16px 0}
.pro-word-card .hint-letters span{width:44px;height:52px;border-radius:12px;background:#fff;border:2px solid #E0E7FF;display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:800}
.pro-section{max-width:1120px;margin:0 auto;padding:44px 20px}
.pro-grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.pro-card{background:var(--pro-card);border:1px solid #EEF2FF;border-radius:var(--pro-r);box-shadow:var(--pro-shadow);padding:24px}
.pro-card .ico{font-size:30px}.pro-card h3{margin:10px 0 6px;font-size:17px}.pro-card p{color:var(--pro-mut);font-size:14px;line-height:1.8}
.pro-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.pro-step-num{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--pro-indigo),var(--pro-violet));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800}
.pro-groups{display:flex;gap:10px;flex-wrap:wrap}
.pro-chip{background:#EEF2FF;border-radius:999px;padding:8px 16px;font-size:14px}
.pro-faq details{background:#fff;border:1px solid #EEF2FF;border-radius:14px;padding:16px 18px;margin-bottom:10px}
.pro-footer-cta{background:linear-gradient(135deg,#6366F1,#8B5CF6);border-radius:28px;color:#fff;text-align:center;padding:56px 24px;margin:20px}
.pro-table{width:100%;border-collapse:collapse;background:#fff;border-radius:16px;overflow:hidden}
.pro-table th,.pro-table td{padding:12px 14px;border-bottom:1px solid #F1F5F9;font-size:14px;text-align:left}
.pro-input,.pro-select,.pro-textarea{width:100%;border:1.5px solid #E5E7FB;border-radius:12px;padding:11px 14px;font-size:15px}
.pro-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.pro-kid-note{background:var(--pro-yellow);border-radius:14px;padding:12px 16px;font-size:14px}
@media(max-width:900px){.pro-hero{grid-template-columns:1fr}.pro-hero h1{font-size:32px}.pro-grid4,.pro-steps{grid-template-columns:1fr 1fr}.pro-row{grid-template-columns:1fr}.pro-links{display:none}}
@media(max-width:560px){.pro-grid4,.pro-steps{grid-template-columns:1fr}}
.navbar-playful{display:none!important}
.footer-authenticated{display:none!important}
.pro-footer{background:#fff;border-top:1px solid #EEF2FF;margin-top:32px}
.pro-footer-inner{max-width:1120px;margin:0 auto;padding:18px 20px;color:#64748B;font-size:13px;display:flex;gap:8px;flex-wrap:wrap}
.pro-footer-inner a{color:#6366F1;text-decoration:none}
body{background:#F8FAFF!important}