:root{--cream:#FFF8E6;--deep:#F5E6B8;--surface:#FFFDF6;--ink:#2C2416;--text:#3D3426;--muted:#5C5140;--soft:#7A6E58;--yellow:#F4D03F;--gold:#E6B422;--brown:#8B6914;--green:#6B8F3A;--pale:#FBEAA0;--line:rgba(44,36,22,.12);--shadow:0 14px 34px rgba(44,36,22,.09);--radius:12px;--max:1160px;--header:106px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.72;overflow-x:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input{font:inherit}.site-header{position:fixed;top:0;left:0;right:0;z-index:1000}.banana-strip{height:10px;background:var(--gold);color:var(--ink);font-size:10px;line-height:10px}.bar-inner{width:min(var(--max),calc(100% - 32px));margin:0 auto}.banana-strip .bar-inner{display:flex;justify-content:space-between;align-items:center;height:10px}.brand-mini{font-weight:800;letter-spacing:.02em;white-space:nowrap}.text-button{appearance:none;border:0;background:transparent;color:var(--ink);height:10px;padding:0;cursor:pointer;font-size:10px;font-weight:800}.banana-stage{height:52px;background:rgba(255,248,230,.98);border-bottom:1px solid rgba(230,180,34,.55);backdrop-filter:blur(10px)}.stage-inner{height:52px;display:flex;align-items:center;justify-content:space-between;gap:14px}.brand-main{display:flex;align-items:center;min-height:44px;font-size:21px;font-weight:900;color:var(--brown)}.brand-logo{width:auto;height:24px;max-width:190px;object-fit:contain}.stage-actions{display:flex;align-items:center;gap:8px}.stage-button{min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0 14px;border:1px solid var(--gold);border-radius:10px;background:var(--surface);color:var(--brown);font-weight:800;cursor:pointer}.stage-button.app-link{background:var(--gold);color:var(--ink)}.banana-tabs{height:44px;background:rgba(255,253,246,.98);border-bottom:1px solid var(--line)}.tabs-inner{height:44px;display:flex;align-items:stretch;gap:16px}.banana-tabs a{display:flex;align-items:center;position:relative;font-size:15px;color:var(--muted);font-weight:700}.banana-tabs a.active{color:var(--brown);font-weight:900}.banana-tabs a.active:after{content:"";position:absolute;left:0;right:0;bottom:6px;height:3px;background:var(--gold);border-radius:3px}.site-main{padding-top:calc(var(--header) + 28px);min-height:60vh}.page-wrap{width:min(var(--max),calc(100% - 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