:root{--bg: #0a0f12;--panel: #11181d;--panel-2: #0e1418;--text: #f8fafc;--muted: #a7b4bd;--accent: #10b981;--accent-d: #2f9e6f;--chip: #1b2730}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Hiragino Sans,Noto Sans SC,Segoe UI,system-ui,sans-serif}.app{max-width:720px;margin:0 auto;padding:0 16px 80px}.topbar{display:flex;align-items:center;justify-content:space-between;padding:16px 4px}.brand{font-weight:700;font-size:18px}.gem,.back{color:var(--accent);text-decoration:none;font-size:18px}.tabs{display:flex;gap:8px;margin:8px 0}.tabs.primary .tab{flex:1}.tab{background:var(--panel);color:var(--muted);border:none;padding:10px 16px;border-radius:999px;font-weight:600;cursor:pointer}.tab.active{background:var(--accent-d);color:#fff}.section-title{font-size:16px;margin:16px 0 8px}.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.card{background:var(--panel);border-radius:12px;padding:14px;text-decoration:none;color:var(--text);display:block;border:1px solid #1c262d}.card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.card-chatcount{color:var(--accent);font-size:12px}.avatar{border-radius:50%;object-fit:cover}.avatar-fallback{border-radius:50%;display:grid;place-items:center;color:#fff;font-weight:700}.detail-title{display:flex;align-items:center;gap:12px}.detail-head-actions{display:inline-flex;gap:8px;flex-wrap:wrap}.cover{height:240px;border-radius:16px;background-size:cover;background-position:center;position:relative;margin:8px 0;overflow:hidden}.cover-overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:flex-end;justify-content:space-between;padding:16px;background:linear-gradient(to top,rgba(0,0,0,.65),transparent 60%)}.cover-name{margin:0;font-size:28px;text-shadow:0 2px 8px rgba(0,0,0,.6)}.bgm-btn{background:#00000073;color:#fff;border:1px solid rgba(255,255,255,.2);border-radius:999px;padding:6px 12px;cursor:pointer;font-size:13px}.mine-row{display:flex;flex-wrap:wrap;gap:10px}.mine-chip{display:inline-flex;align-items:center;gap:8px;background:var(--panel);border:1px solid #1c262d;border-radius:999px;padding:4px 12px 4px 4px;color:var(--text);text-decoration:none;font-size:14px}.muted-note{color:var(--muted);font-size:13px}.create-preview{margin-top:10px}.card-name{margin:0 0 6px;font-size:15px}.card-desc{color:var(--muted);font-size:13px;margin:0 0 8px;line-height:1.5}.card-tags{display:flex;flex-wrap:wrap;gap:6px}.tag{background:var(--chip);color:#9fe3c4;font-size:11px;padding:3px 8px;border-radius:999px}.bottomnav{position:fixed;bottom:0;left:0;right:0;display:flex;justify-content:space-around;background:var(--panel-2);padding:10px 0;border-top:1px solid #1c262d}.nav-item{color:var(--muted);font-size:12px}.nav-item.active{color:var(--accent)}a.nav-item{text-decoration:none}.create-form{display:flex;flex-direction:column;gap:4px}.create-form label{color:var(--muted);font-size:13px;margin-top:8px}.create-form textarea{resize:vertical;font-family:inherit}.error{color:#f87171}.login{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{background:var(--panel);border:1px solid #1c262d;border-radius:16px;padding:28px;max-width:380px;text-align:center}.login-logo{font-size:40px;color:var(--accent)}.login-sub{color:var(--muted);line-height:1.6}.login-features{list-style:none;padding:0;text-align:left;color:var(--muted);font-size:14px}.login-features li{margin:8px 0}.btn{width:100%;padding:12px;border-radius:10px;border:none;font-weight:700;cursor:pointer;margin:6px 0}.btn.google{background:#fff;color:#111}.btn.email{background:var(--accent-d);color:#fff}.login-legal{color:var(--muted);font-size:12px}.login-field{width:100%;padding:12px;border-radius:10px;border:1px solid #1c262d;background:var(--panel-2);color:var(--text);margin:6px 0;box-sizing:border-box}.login-msg{color:#9fe3c4;font-size:13px}.btn.ghost{background:transparent;color:var(--muted)}.link-btn{background:none;border:none;color:var(--accent);cursor:pointer;font-size:13px;margin-left:6px;text-decoration:none}.bubble-tools{display:inline-flex;gap:2px;margin-left:6px}.msg-image{display:block;width:100%;max-width:320px;border-radius:10px;margin-top:8px}.topbar-right{display:inline-flex;align-items:center;gap:12px}.user-switcher{color:var(--muted);font-size:13px}.user-switcher select{background:var(--panel);color:var(--text);border:1px solid #1c262d;border-radius:8px;padding:4px 8px;margin-left:4px}.detail-head{display:flex;align-items:center;justify-content:space-between}.fav-btn{background:var(--panel);color:var(--muted);border:1px solid #1c262d;border-radius:999px;padding:6px 14px;cursor:pointer;font-weight:600}.fav-btn.on{background:#3a2f12;color:#f0b429;border-color:#6b5414}.chat-actions{display:flex;gap:8px;margin:12px 0}.chat-actions button{background:var(--panel);color:var(--muted);border:1px solid #1c262d;border-radius:8px;padding:6px 12px;cursor:pointer}.gen-image{width:100%;max-width:360px;border-radius:12px;margin:8px 0;display:block}.chat-log{display:flex;flex-direction:column;gap:10px;padding:12px 0;min-height:200px;max-height:50vh;overflow-y:auto}.msg{display:flex}.msg.user{justify-content:flex-end}.bubble{max-width:78%;padding:10px 14px;border-radius:14px;line-height:1.6;white-space:pre-wrap}.msg.assistant .bubble{background:var(--panel);border:1px solid #1c262d;border-bottom-left-radius:4px}.msg.user .bubble{background:var(--accent-d);color:#fff;border-bottom-right-radius:4px}.bubble.typing{color:var(--muted)}.speak-btn{background:none;border:none;cursor:pointer;margin-left:6px;font-size:13px;opacity:.7;padding:0}.speak-btn:hover{opacity:1}.chat-input{display:flex;gap:8px;position:sticky;bottom:0;padding:10px 0;background:var(--bg)}.chat-input input{flex:1;background:var(--panel);color:var(--text);border:1px solid #1c262d;border-radius:10px;padding:12px}.chat-input button{background:var(--accent-d);color:#fff;border:none;border-radius:10px;padding:0 20px;font-weight:700;cursor:pointer}.detail-name{margin:12px 0 4px}.detail-short{color:var(--muted)}.detail-long{line-height:1.7;color:#d5dee4}.first-message{background:var(--panel);border-left:3px solid var(--accent);padding:12px;border-radius:8px;white-space:pre-line;color:#d5dee4}.detail-stats{color:var(--accent);margin-top:12px}.plans h1{margin-top:20px}.paused-note{color:#f0b429;font-size:13px}.tier-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.tier{background:var(--panel);border:1px solid #1c262d;border-radius:12px;padding:16px;text-align:center}.tier-summary{color:var(--muted)}.skills-table{width:100%;border-collapse:collapse;margin-top:12px;font-size:14px}.skills-table th,.skills-table td{border-bottom:1px solid #1c262d;padding:8px;text-align:left}.skills-table th{color:var(--muted)}