:root{color-scheme:light;font-family:Trebuchet MS,PingFang SC,Microsoft YaHei,sans-serif;--portal-bg-top: #fbf2e6;--portal-bg-bottom: #f2e0c3;--portal-surface: rgba(255, 250, 242, .95);--portal-border: rgba(124, 70, 28, .12);--portal-text: #2a170c;--portal-text-muted: #7a6758;--portal-primary: #ae5123;--portal-primary-deep: #823513;--portal-shadow: 0 28px 70px rgba(71, 39, 15, .14)}*{box-sizing:border-box}html,body,#app{min-height:100%;margin:0}body{background:radial-gradient(circle at top left,rgba(223,175,118,.24),transparent 26%),radial-gradient(circle at right center,rgba(188,104,57,.14),transparent 28%),linear-gradient(180deg,var(--portal-bg-top) 0%,var(--portal-bg-bottom) 100%);color:var(--portal-text)}button{font:inherit}.portal-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.portal-card{width:min(100%,420px);display:grid;gap:22px;justify-items:center}.portal-package-box{width:100%;min-height:280px;padding:28px 26px;border:1px solid var(--portal-border);border-radius:30px;background:var(--portal-surface);box-shadow:var(--portal-shadow);display:grid;place-items:center;text-align:center}.portal-package-icon{min-width:88px;height:88px;padding:0 18px;border-radius:24px;background:#ae51231a;color:var(--portal-primary);display:grid;place-items:center;font-size:28px;font-weight:800;letter-spacing:.08em}.portal-package-title{margin-top:18px;font-size:26px;font-weight:800;line-height:1.2;word-break:break-word}.portal-package-meta{margin-top:10px;color:var(--portal-text-muted);font-size:15px;line-height:1.7}.portal-download-button{width:180px;min-height:54px;border:0;border-radius:16px;background:linear-gradient(135deg,var(--portal-primary),var(--portal-primary-deep));color:#fff7ef;font-size:18px;font-weight:700;cursor:pointer;box-shadow:0 16px 32px #82351338;transition:transform .2s ease,box-shadow .2s ease,opacity .2s ease}.portal-download-button:hover{transform:translateY(-1px)}.portal-download-button:disabled{cursor:not-allowed;opacity:.56;transform:none;box-shadow:none}.portal-note{color:var(--portal-text-muted);font-size:14px;line-height:1.7;text-align:center}@media (max-width: 720px){.portal-shell{padding:18px}.portal-package-box{min-height:240px;padding:22px 18px;border-radius:24px}.portal-package-title{font-size:22px}.portal-download-button{width:100%}}