*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0a0c10;--bg2:#111318;--bg3:#1a1d24;--bg4:#22262f;
  --border:#2a2e38;--border2:#363b48;
  --text:#e8eaf0;--text2:#9098a8;--text3:#6f7680;
  --accent:#6c8fff;--accent2:#3b5dd9;--accent-dim:#1a2340;--accent3:#9b6cff;
  --accent-glow:rgba(59,93,217,0.3);
  --green:#3ddc84;--green-dim:#0f2d1e;
  --red:#ff5c5c;--red-dim:#2d0f0f;--red-border:rgba(255,92,92,0.2);
  --yellow:#f5c542;--yellow-dim:#2d2200;--yellow-border:rgba(245,197,66,0.2);
  --auth-glow:#162040;
  --spinner-track:rgba(255,255,255,0.2);--spinner-tip:#fff;
  --radius:10px;--radius-sm:6px;--radius-lg:14px;
  --font:-apple-system,BlinkMacSystemFont,'Inter','Segoe UI',sans-serif;
  --mono:'SF Mono','Fira Code','Cascadia Code',monospace;
  --transition:0.15s ease;
}
[data-theme="light"]{
  --bg:#f5f5f5;--bg2:#ffffff;--bg3:#e8e8e8;--bg4:#dddddd;
  --border:#dddddd;--border2:#cccccc;
  --text:#1a1a1a;--text2:#555555;--text3:#999999;
  --accent:#7c5cbf;--accent2:#6540a3;--accent-dim:#e8e0fa;--accent3:#8b5cf6;
  --accent-glow:rgba(101,64,163,0.2);
  --green:#16a34a;--green-dim:#dcfce7;
  --red:#dc2626;--red-dim:#fee2e2;--red-border:rgba(220,38,38,0.25);
  --yellow:#ca8a04;--yellow-dim:#fef9c3;--yellow-border:rgba(202,138,4,0.25);
  --auth-glow:#e8d8ff;
  --spinner-track:rgba(0,0,0,0.12);--spinner-tip:var(--accent2);
}
body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100vh;font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}

/* ── Scrollbar ── */
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--border2);border-radius:4px;border:2px solid var(--bg)}
::-webkit-scrollbar-thumb:hover{background:var(--text3)}

/* ── Auth screen ── */
.auth-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:radial-gradient(ellipse 60% 50% at 50% -10%,var(--auth-glow),transparent)}
.auth-card{width:100%;max-width:400px;background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-lg);padding:40px;box-shadow:0 24px 64px rgba(0,0,0,0.5)}
@media(max-width:767px){.auth-card{padding:32px}}
@media(max-width:480px){.auth-card{padding:20px}}
@media(max-width:480px){.link-btn{padding:12px 16px;min-height:44px;display:inline-flex;align-items:center;justify-content:center}}
.auth-logo{display:flex;align-items:center;gap:10px;margin-bottom:32px}
.auth-logo-icon{width:36px;height:36px;background:linear-gradient(135deg,var(--accent2),var(--accent3));border-radius:10px;display:flex;align-items:center;justify-content:center}
.auth-logo-icon svg{width:18px;height:18px;fill:none;stroke:#fff;stroke-width:2}
.auth-logo-name{font-size:18px;font-weight:600;color:var(--text);letter-spacing:-0.02em}
.auth-logo-name span{color:var(--accent)}
.auth-title{font-size:22px;font-weight:600;letter-spacing:-0.03em;margin-bottom:6px}
.auth-sub{font-size:13px;color:var(--text2);margin-bottom:28px}
.field-group{margin-bottom:16px}
.field-label{display:block;font-size:12px;font-weight:600;color:var(--text2);text-transform:uppercase;letter-spacing:0.07em;margin-bottom:6px}
.pw-wrap{position:relative;display:flex;align-items:stretch}
.pw-wrap input{padding-right:40px!important;flex:1}
.pw-toggle{position:absolute;right:0;top:0;bottom:0;width:40px;background:none;border:none;cursor:pointer;color:var(--text3);display:flex;align-items:center;justify-content:center;padding:0;transition:color var(--transition)}
.pw-toggle:hover{color:var(--text)}
.pw-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:-2px;border-radius:0 var(--radius-sm) var(--radius-sm) 0}
.pw-toggle svg{pointer-events:none}
input[type=text],input[type=password],textarea,select{
  width:100%;background:var(--bg4);border:1px solid var(--border2);border-radius:var(--radius-sm);
  color:var(--text);padding:12px 12px;min-height:44px;font-size:13px;font-family:inherit;transition:border-color var(--transition),background var(--transition);outline:none
}
input[type=text]:focus,input[type=password]:focus,textarea:focus,select:focus{background:var(--bg3);border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}
input[type=text]:focus-visible,input[type=password]:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
input::placeholder,textarea::placeholder{color:var(--text2)}
#tfa-code:valid{border-color:var(--green);}
textarea{resize:vertical;min-height:100px;line-height:1.6}
select{appearance:none;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%236f7680' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:none;border-radius:var(--radius-sm);padding:10px 18px;min-height:44px;font-size:13px;font-weight:500;font-family:inherit;cursor:pointer;transition:all var(--transition);white-space:nowrap;position:relative}
.btn::before{content:'';position:absolute;inset:-4px;border-radius:inherit;background:radial-gradient(ellipse at center,var(--accent) 0%,transparent 70%);opacity:0;pointer-events:none;z-index:-1}
.btn:hover:not(:disabled)::before{animation:pulse-glow 1.5s ease-in-out infinite}
@keyframes pulse-glow{0%,100%{opacity:0.2}50%{opacity:0.6}}
.btn-primary{background:var(--accent2);color:#fff}
.btn-primary:hover:not(:disabled){background:var(--accent);filter:brightness(1.1);box-shadow:0 4px 16px var(--accent-glow)}
.btn-primary:disabled{background:var(--bg4);color:var(--text2);cursor:not-allowed}
.btn-ghost{background:transparent;color:var(--text2);border:1px solid var(--border)}
.btn-ghost:hover:not(:disabled){background:var(--bg3);color:var(--text);border-color:var(--border2)}
.btn-danger{background:var(--red-dim);color:var(--red);border:1px solid var(--red-border)}
.btn-danger:hover:not(:disabled){background:var(--red-border)}
.btn-full{width:100%}
.btn-sm{padding:6px 12px;font-size:12px}
.btn-icon{width:32px;height:32px;padding:0;border-radius:var(--radius-sm)}
.link-btn{background:var(--accent-dim);border:1px solid var(--border);color:var(--accent);font-size:13px;cursor:pointer;padding:10px 16px;min-height:44px;display:inline-flex;align-items:center;justify-content:center;font-family:inherit;text-decoration:none;border-radius:var(--radius-sm)}
.link-btn:hover{color:var(--text);background:var(--bg3);border-color:var(--accent)}
.link-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px;text-decoration:underline}
button:focus-visible,.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.err-msg{color:var(--red);font-size:13px;margin-top:8px;display:none;background:var(--red-dim);border:1px solid var(--red-border);border-radius:var(--radius-sm);padding:8px 10px 8px 30px;position:relative;animation:err-slide-in 0.2s ease}
.err-msg::before{content:"⚠";position:absolute;left:10px;top:50%;transform:translateY(-50%);font-size:13px}
@keyframes err-slide-in{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}

/* ── App shell ── */
.app{display:none;height:100vh;flex-direction:column}
.app.visible{display:flex}

/* ── Top bar ── */
.topbar{height:52px;background:var(--bg2);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 20px;gap:16px;flex-shrink:0;z-index:50}
.topbar-logo{display:flex;align-items:center;gap:8px;margin-right:8px}
.topbar-logo-icon{width:28px;height:28px;background:linear-gradient(135deg,var(--accent2),var(--accent3));border-radius:8px;display:flex;align-items:center;justify-content:center}
.topbar-logo-icon svg{width:14px;height:14px;fill:none;stroke:#fff;stroke-width:2}
.topbar-brand{font-size:15px;font-weight:600;letter-spacing:-0.02em}
.topbar-brand span{color:var(--accent)}
.topbar-sep{width:1px;height:20px;background:var(--border);margin:0 4px}
.tab-nav{display:flex;gap:2px}
.tab-nav-btn{background:none;border:none;padding:6px 14px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;color:var(--text2);cursor:pointer;transition:all var(--transition);font-family:inherit}
.tab-nav-btn:hover{background:var(--bg3);color:var(--text)}
.tab-nav-btn.active{background:var(--bg3);color:var(--text)}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.user-pill{background:var(--bg3);border:1px solid var(--border);border-radius:99px;padding:4px 12px 4px 8px;display:flex;align-items:center;gap:7px;font-size:12px;color:var(--text2)}
.user-avatar{width:20px;height:20px;border-radius:50%;background:linear-gradient(135deg,var(--accent2),var(--accent3));display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:600;color:#fff}

/* ── App body ── */
.app-body{flex:1;overflow:hidden;display:flex;min-height:0}

/* ── Tabs ── */
.tab-pane{display:none;width:100%;height:100%;overflow:auto}
.tab-pane.active{display:flex;flex-direction:column;height:100%;min-height:0;overflow:hidden}

/* ── Jobs layout ── */
.jobs-layout{display:flex;width:100%;height:100%;min-height:0}
.sidebar{width:260px;flex-shrink:0;border-right:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden;background:var(--bg2)}
.sidebar-header{padding:16px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.sidebar-title{font-size:11px;font-weight:600;color:var(--text2);text-transform:uppercase;letter-spacing:0.07em}
.sidebar-body{flex:1;overflow-y:auto;padding:8px}
.hist-item{padding:10px 12px;border-radius:var(--radius-sm);cursor:pointer;transition:background var(--transition);border:1px solid transparent;margin-bottom:2px}
.hist-item:hover{background:var(--bg3);border-color:var(--border)}
.hist-item.active{background:var(--bg3);border-color:var(--accent)}
.hist-obj{font-size:12px;color:var(--text);white-space:normal;overflow-wrap:break-word;word-break:break-word;line-height:1.4;margin-bottom:5px;font-weight:500}
.hist-meta{display:flex;align-items:center;justify-content:space-between;gap:6px}
.hist-time{font-size:11px;color:var(--text3)}
/* Mobile sidebar overlay and toggle button */
.sidebar-overlay{display:none;position:fixed;inset:52px 0 0 0;background:rgba(0,0,0,0.55);z-index:89}
.sidebar-overlay.visible{display:block}
.sidebar-mobile-btn{display:none}
.hist-del{display:none;background:none;border:none;cursor:pointer;padding:2px 4px;border-radius:3px;color:var(--text3);line-height:1;flex-shrink:0}.hist-del:hover{color:var(--red);background:var(--red-dim)}.hist-item:hover .hist-del,.hist-item.active .hist-del{display:inline-flex;align-items:center}
.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 7px;border-radius:4px;font-size:11px;font-weight:500}
.badge-done{background:var(--green-dim);color:var(--green)}
.badge-running{background:var(--accent-dim);color:var(--accent)}
.badge-fail{background:var(--red-dim);color:var(--red)}
.badge-pending{background:var(--bg4);color:var(--text2)}
.badge-cancelled{background:var(--bg4);color:var(--text3)}

/* ── Shimmer ── */
.shimmer{position:relative;overflow:hidden;background:var(--bg3);border-radius:4px;height:12px}
.shimmer::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,transparent 0%,var(--bg4) 50%,transparent 100%);animation:shimmer 1.5s infinite;transform:translateX(-100%)}
@keyframes shimmer{to{transform:translateX(200%)}}
.shimmer-item{padding:10px 12px;border-radius:var(--radius-sm);border:1px solid transparent;margin-bottom:2px}
.shimmer-item .shimmer:first-child{width:75%;margin-bottom:8px}
.shimmer-item .shimmer:last-child{width:40%;height:10px}
.sidebar-empty-state{display:flex;flex-direction:column;align-items:center;text-align:center;padding:32px 16px;gap:10px}
.sidebar-empty-icon{width:40px;height:40px;background:var(--bg3);border:1px solid var(--border);border-radius:10px;display:flex;align-items:center;justify-content:center;margin-bottom:4px}
.sidebar-empty-icon svg{width:20px;height:20px;stroke:var(--text3);fill:none;stroke-width:1.5}
.sidebar-empty-title{font-size:13px;font-weight:500;color:var(--text);line-height:1.4}
.sidebar-empty-sub{font-size:12px;color:var(--text2);line-height:1.6;max-width:180px}

/* ── Main panel ── */
.main-panel{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0}
.compose-area{padding:24px;border-bottom:1px solid var(--border);background:var(--bg2)}
.compose-label{font-size:11px;font-weight:600;color:var(--text2);text-transform:uppercase;letter-spacing:0.07em;margin-bottom:8px}
.compose-textarea{width:100%;background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius);padding:14px;font-size:13px;color:var(--text);font-family:inherit;resize:none;outline:none;transition:border-color var(--transition);line-height:1.6}
.compose-textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}
.compose-footer{display:flex;align-items:center;justify-content:space-between;margin-top:12px;gap:12px}
.compose-footer-left{display:flex;align-items:center;gap:8px}
.textarea-wrapper{position:relative;width:100%}
.char-counter{display:block;text-align:right;font-size:12px;color:var(--text2);margin-top:4px}
.char-counter.warn{color:#f59e0b}
.input-hint{font-size:12px;color:var(--text2);margin-top:6px;line-height:1.5}

/* ── Status area ── */
.status-area{flex:1;overflow-y:auto;position:relative}
.status-content-wrapper{padding:20px 24px;min-height:100%}
.status-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;gap:16px;text-align:center;padding:40px}
.empty-icon{width:48px;height:48px;background:var(--bg3);border:1px solid var(--border);border-radius:12px;display:flex;align-items:center;justify-content:center}
.empty-icon svg{width:22px;height:22px;stroke:var(--text3);fill:none;stroke-width:1.5}
.empty-title{font-size:16px;font-weight:500;color:var(--text);letter-spacing:-0.02em}
.empty-sub{font-size:13px;color:var(--text2);max-width:320px;line-height:1.6}
.examples{display:flex;flex-direction:column;gap:8px;width:100%;max-width:360px;margin-top:4px}
.example-card{background:var(--bg2);border:1px solid var(--border);border-left:3px solid var(--border);border-radius:var(--radius);padding:12px 14px;cursor:pointer;text-align:left;transition:all var(--transition);width:100%}
.example-card:hover{border-color:var(--accent);border-left-color:var(--accent);background:var(--bg3)}
.example-card-tag{display:inline-block;font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:0.07em;margin-bottom:6px;padding:2px 7px;border-radius:99px;border:1px solid rgba(108,143,255,0.35);background:rgba(108,143,255,0.12);color:#818cf8}
.example-card-text{font-size:12px;color:var(--text2)}
.example-card[data-tag="Script"]{border-left-color:#818cf8}
.example-card[data-tag="Script"] .example-card-tag{background:rgba(129,140,248,0.12);color:#818cf8;border-color:rgba(129,140,248,0.35)}
.example-card[data-tag="Project"]{border-left-color:#a78bfa}
.example-card[data-tag="Project"] .example-card-tag{background:rgba(167,139,250,0.12);color:#a78bfa;border-color:rgba(167,139,250,0.35)}
.example-card[data-tag="Scraper"]{border-left-color:#fbbf24}
.example-card[data-tag="Scraper"] .example-card-tag{background:rgba(251,191,36,0.12);color:#fbbf24;border-color:rgba(251,191,36,0.35)}
.example-card[data-tag="Dashboard"]{border-left-color:#4ade80}
.example-card[data-tag="Dashboard"] .example-card-tag{background:rgba(74,222,128,0.12);color:#4ade80;border-color:rgba(74,222,128,0.35)}
.example-card[data-tag="Tool"]{border-left-color:#94a3b8}
.example-card[data-tag="Tool"] .example-card-tag{background:rgba(148,163,184,0.12);color:#94a3b8;border-color:rgba(148,163,184,0.35)}
.example-card[data-tag="API"]{border-left-color:#22d3ee}
.example-card[data-tag="API"] .example-card-tag{background:rgba(34,211,238,0.12);color:#22d3ee;border-color:rgba(34,211,238,0.35)}
.example-card[data-tag="Web App"]{border-left-color:#fb7185}
.example-card[data-tag="Web App"] .example-card-tag{background:rgba(251,113,133,0.12);color:#fb7185;border-color:rgba(251,113,133,0.35)}
.example-card[data-tag="Game"]{border-left-color:#facc15}
.example-card[data-tag="Game"] .example-card-tag{background:rgba(250,204,21,0.12);color:#facc15;border-color:rgba(250,204,21,0.35)}
[data-theme="light"] .example-card-tag{border-color:rgba(124,92,191,0.4);background:rgba(124,92,191,0.1);color:#6540a3}
[data-theme="light"] .example-card[data-tag="Script"] .example-card-tag{background:rgba(99,102,241,0.1);color:#4f46e5;border-color:rgba(99,102,241,0.35)}
[data-theme="light"] .example-card[data-tag="Project"] .example-card-tag{background:rgba(139,92,246,0.1);color:#7c3aed;border-color:rgba(139,92,246,0.35)}
[data-theme="light"] .example-card[data-tag="Scraper"] .example-card-tag{background:rgba(245,158,11,0.1);color:#b45309;border-color:rgba(245,158,11,0.35)}
[data-theme="light"] .example-card[data-tag="Dashboard"] .example-card-tag{background:rgba(22,163,74,0.1);color:#15803d;border-color:rgba(22,163,74,0.35)}
[data-theme="light"] .example-card[data-tag="Tool"] .example-card-tag{background:rgba(71,85,105,0.1);color:#475569;border-color:rgba(71,85,105,0.35)}
[data-theme="light"] .example-card[data-tag="API"] .example-card-tag{background:rgba(8,145,178,0.1);color:#0e7490;border-color:rgba(8,145,178,0.35)}
[data-theme="light"] .example-card[data-tag="Web App"] .example-card-tag{background:rgba(225,29,72,0.1);color:#be123c;border-color:rgba(225,29,72,0.35)}
[data-theme="light"] .example-card[data-tag="Game"] .example-card-tag{background:rgba(202,138,4,0.1);color:#a16207;border-color:rgba(202,138,4,0.35)}

/* ── Job status card ── */
.job-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-lg);margin-bottom:16px;overflow:hidden}
.job-card-header{padding:14px 16px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:12px}
.job-card-id{font-family:var(--mono);font-size:11px;color:var(--text2);background:var(--bg3);padding:3px 8px;border-radius:4px}
.job-card-status{display:flex;align-items:center;gap:8px}
.stat-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:1px;background:var(--border)}
.stat-cell{background:var(--bg2);padding:12px 16px}
.stat-cell-label{font-size:11px;color:var(--text3);margin-bottom:3px}
.stat-cell-value{font-size:20px;font-weight:600;color:var(--text);letter-spacing:-0.03em;font-variant-numeric:tabular-nums}

/* ── Error reason banner ── */
.error-reason-banner{display:none;padding:12px 16px;border-top:1px solid var(--border);background:var(--red-dim);gap:10px;align-items:flex-start}
.error-reason-banner.visible{display:flex}
.error-reason-icon{flex-shrink:0;color:var(--red);margin-top:1px}
.error-reason-text{flex:1;min-width:0}
.error-reason-title{font-size:12px;font-weight:600;color:var(--red);margin-bottom:2px}
.error-reason-detail{font-size:11px;color:var(--text2);line-height:1.5;word-break:break-word}

/* ── Live log ── */
.live-log{padding:12px 16px;font-family:var(--mono);font-size:11px;line-height:1.7;max-height:160px;overflow-y:auto;border-top:1px solid var(--border);display:none}
.log-row{display:flex;gap:8px;align-items:baseline}
.log-ts{color:var(--text3);flex-shrink:0}
.log-evt{color:var(--accent);flex-shrink:0}
.log-step{color:var(--text2)}

/* ── Output ── */
.output-bar{display:none;padding:12px 16px;border-top:1px solid var(--border);background:var(--green-dim)}
.output-bar.visible{display:flex;align-items:center;justify-content:space-between;gap:12px}
.output-bar-text{font-size:12px;color:var(--green);display:flex;align-items:center;gap:6px}
.output-bar-text svg{width:14px;height:14px;stroke:var(--green);fill:none;stroke-width:2}

/* ── File browser ── */
.filebrowser{border-top:1px solid var(--border)}
.fb-toggle-row{padding:10px 16px;cursor:pointer;display:flex;align-items:center;justify-content:space-between;font-size:12px;font-weight:500;color:var(--text2);transition:background var(--transition)}
.fb-toggle-row:hover{background:var(--bg3)}
.fb-toggle-chevron{transition:transform var(--transition)}
.fb-toggle-chevron.open{transform:rotate(90deg)}
.fb-content{display:none}
.fb-content.open{display:flex;max-height:320px}
.fb-tree{width:180px;flex-shrink:0;border-right:1px solid var(--border);overflow-y:auto;padding:6px}
.fb-file{font-family:var(--mono);font-size:11px;color:var(--text2);padding:5px 8px;border-radius:4px;cursor:pointer;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:all var(--transition)}
.fb-file:hover{background:var(--bg3);color:var(--text)}
.fb-file.active{background:var(--accent-dim);color:var(--accent)}
.fb-preview{flex:1;overflow:auto;padding:12px 14px;font-family:var(--mono);font-size:11px;color:var(--text);white-space:pre;background:var(--bg);min-width:0}

/* ── Progress bar ── */
.progress-bar-wrap{padding:10px 16px;border-top:1px solid var(--border);display:none}
.progress-bar-label{font-size:11px;color:var(--text2);margin-bottom:6px}
.progress-bar{height:3px;background:var(--bg4);border-radius:99px;overflow:hidden}
.progress-bar-fill{height:100%;background:var(--accent2);border-radius:99px;transition:width 0.5s ease}

/* ── API key warning ── */
.apikey-warn{background:var(--yellow-dim);border:1px solid var(--yellow-border);border-radius:var(--radius-sm);padding:10px 14px;font-size:12px;color:var(--yellow);margin-bottom:12px;display:none;align-items:center;gap:8px}
.apikey-warn svg{width:14px;height:14px;stroke:var(--yellow);fill:none;stroke-width:2;flex-shrink:0}

/* ── Launch App panel ── */
.launch-bar{padding:12px 16px;border-top:1px solid var(--border);display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.app-iframe-wrap{padding:0 16px 16px}
.app-iframe-wrap iframe{width:100%;height:480px;border:1px solid var(--border);border-radius:var(--radius);display:block}

/* ── Continue project panel ── */
.continue-bar{padding:14px 16px;border-top:1px solid var(--border)}
.continue-bar-label{font-size:11px;font-weight:600;color:var(--text2);text-transform:uppercase;letter-spacing:0.07em;margin-bottom:8px}

/* ── Settings/Admin layout ── */
.content-pane{flex:1;min-height:0;overflow-y:auto;padding:32px;background:var(--bg)}
.section-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-lg);margin-bottom:20px;overflow:hidden}
.section-card-header{padding:16px 20px;border-bottom:1px solid var(--border)}
.section-card-title{font-size:14px;font-weight:600;letter-spacing:-0.01em}
.section-card-sub{font-size:12px;color:var(--text2);margin-top:2px}
.section-card-body{padding:20px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.inline-actions{display:flex;gap:8px;margin-top:12px}

/* ── Admin ── */
.health-grid{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}
.health-chip{display:flex;align-items:center;gap:7px;background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius-sm);padding:6px 12px;font-size:12px}
.health-dot{width:7px;height:7px;border-radius:50%}
.health-dot.ok{background:var(--green)}
.health-dot.err{background:var(--red)}
.health-dot.loading{background:var(--text3);animation:pulse 1s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:0.3}}
.data-table{width:100%;border-collapse:collapse;font-size:12px}
.data-table th{text-align:left;padding:8px 12px;color:var(--text2);font-weight:500;font-size:11px;text-transform:uppercase;letter-spacing:0.06em;border-bottom:1px solid var(--border)}
.data-table td{padding:10px 12px;border-bottom:1px solid var(--border);color:var(--text)}
.data-table tr:last-child td{border-bottom:none}
.data-table tr:hover td{background:var(--bg3)}
.mono-sm{font-family:var(--mono);font-size:11px;color:var(--text2)}
.invite-code-display{font-family:var(--mono);font-size:12px;background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius-sm);padding:10px 14px;color:var(--accent);word-break:break-all;margin-top:12px;display:none}

/* ── Info buttons ── */
.info-btn{width:16px;height:16px;padding:0;border-radius:50%;background:var(--bg4);border:1px solid var(--border);color:var(--text2);font-size:10px;font-weight:700;cursor:help;display:inline-flex;align-items:center;justify-content:center;margin-left:5px;transition:all var(--transition);vertical-align:middle;line-height:1;flex-shrink:0}
.info-btn:hover{background:var(--border2);color:var(--text);border-color:var(--accent)}
.info-wrap{position:relative;display:inline-block}
.info-tooltip{display:none;position:absolute;left:0;top:calc(100% + 4px);background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius-sm);padding:10px 12px;font-size:12px;color:var(--text2);max-width:220px;z-index:100;box-shadow:0 4px 12px rgba(0,0,0,0.3);line-height:1.5}
.info-tooltip.active{display:block}

/* ── Spinner ── */
.spinner{width:14px;height:14px;border:2px solid var(--spinner-track);border-top-color:var(--spinner-tip);border-radius:50%;animation:spin 0.6s linear infinite;flex-shrink:0}
.spin{animation:spin 1s linear infinite;display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}

/* ── Toast ── */
#toast-wrap{position:fixed;bottom:20px;right:20px;display:flex;flex-direction:column;gap:8px;z-index:9999;pointer-events:none}
.toast{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:10px 14px;font-size:12px;max-width:300px;pointer-events:auto;animation:slideup 0.2s ease;border-left:3px solid var(--border2)}
@keyframes slideup{from{transform:translateY(8px);opacity:0}to{transform:none;opacity:1}}
.toast.s{border-left-color:var(--green)}
.toast.e{border-left-color:var(--red)}
.toast.i{border-left-color:var(--accent)}

/* ── Modal ── */
.modal-backdrop{position:fixed;inset:0;background:rgba(0,0,0,0.7);display:none;align-items:center;justify-content:center;z-index:200;padding:20px}
.modal-backdrop.open{display:flex}
.modal{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-lg);padding:28px;width:100%;max-width:500px;max-height:80vh;overflow-y:auto;position:relative}
.modal-close{position:absolute;top:14px;right:14px;background:none;border:none;color:var(--text2);font-size:18px;cursor:pointer;line-height:1;padding:4px}
.modal-close:hover{color:var(--text)}
.modal-title{font-size:17px;font-weight:600;letter-spacing:-0.02em;margin-bottom:20px}
.modal-step{display:flex;gap:12px;margin-bottom:16px}
.modal-step-num{width:24px;height:24px;border-radius:50%;background:var(--accent2);color:#fff;font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:1px}
.modal-step-body h4{font-size:13px;font-weight:500;margin-bottom:3px}
.modal-step-body p{font-size:12px;color:var(--text2);line-height:1.6}
code{font-family:var(--mono);font-size:11px;background:var(--bg3);padding:1px 5px;border-radius:3px;color:var(--accent)}
.divider{border:none;border-top:1px solid var(--border);margin:16px 0}

/* ── Inline msg ── */
.inline-msg{font-size:12px;margin-top:8px;display:none}
.inline-msg.ok{color:var(--green)}
.inline-msg.err{color:var(--red)}

/* Hamburger menu */
.hamburger{display:none;background:none;border:none;color:var(--text);font-size:20px;cursor:pointer;padding:4px 8px}
.mobile-menu{display:none;position:fixed;top:52px;left:0;right:0;background:var(--bg2);border-bottom:1px solid var(--border);z-index:100;flex-direction:column;padding:4px 0}
.mobile-menu.open{display:flex}
.mobile-menu-item{background:none;border:none;color:var(--text);padding:12px 20px;text-align:left;font-size:14px;cursor:pointer;font-family:inherit}
.mobile-menu-item:hover{background:var(--bg3)}

@media(max-width:700px){
  .hamburger{display:block;min-width:44px;min-height:44px}
  .tab-nav{display:none}
  .topbar-sep{display:none}
  .topbar-brand{display:none}
  .topbar-right>button{display:none}
  #lang-toggle{display:inline-flex}
  .topbar-right{gap:12px}
  .user-pill{min-height:44px;padding:0 14px 0 10px}
  .topbar{padding:0 10px;gap:6px}
  .home-title{font-size:22px}
  .home-subtitle{font-size:13px}
  .home-guide{font-size:12px}
  .compose-area{padding:12px}
  .section-card{padding:12px}
  .content-pane{padding:12px}
  .field-row{grid-template-columns:1fr}
  /* Sidebar: off-canvas drawer instead of hidden */
  .sidebar{position:fixed;top:52px;left:0;width:85%;max-width:320px;height:calc(100vh - 52px);z-index:90;transform:translateX(-100%);transition:transform 0.25s ease;border-right:1px solid var(--border)}
  .sidebar.mobile-open{transform:translateX(0)}
  /* Show toggle button on mobile */
  .sidebar-mobile-btn{display:inline-flex;margin-bottom:12px;gap:6px}
  /* Improved history items for mobile touch targets and readability */
  .hist-item{padding:14px 12px;min-height:52px;margin-bottom:4px;border:1px solid var(--border);background:var(--bg2)}
  .hist-item:hover,.hist-item.active{background:var(--bg3)}
  .hist-obj{font-size:14px;white-space:normal;overflow-wrap:break-word;word-break:break-word;line-height:1.4;margin-bottom:8px}
  .hist-meta{gap:8px}
  .hist-time{font-size:12px}
  .stat-grid{grid-template-columns:1fr 1fr 1fr}
  .stat-cell{padding:8px 10px}
  .stat-cell-value{font-size:16px}
  .fb-content.open{flex-direction:column;max-height:none}
  .fb-tree{width:100%;max-height:140px;border-right:none;border-bottom:1px solid var(--border)}
  .fb-preview{max-height:200px}
  .btn-icon{min-width:44px;min-height:44px}
  .modal-close{min-width:44px;min-height:44px;display:flex;align-items:center;justify-content:center}
  #feedback-btn{bottom:16px;right:16px;padding:14px 18px}
}

/* Home tab */
#tab-home.active{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:calc(100vh - 56px);padding:40px 20px;text-align:center;position:relative;overflow:hidden}
/* Scrollable content tabs — block layout so content is always visible */
#tab-faq.active,#tab-settings.active,#tab-admin.active{display:block;min-height:calc(100vh - 52px);overflow-y:auto}
#tab-home::before{content:'';position:absolute;inset:-50%;background:radial-gradient(circle at center,var(--accent) 0%,transparent 40%),radial-gradient(circle at center,var(--accent3) 0%,transparent 40%);background-size:50% 50%,40% 40%;background-position:0% 0%,100% 100%;background-repeat:no-repeat;opacity:0.05;filter:blur(30px);animation:mist 30s ease-in-out infinite alternate;animation-play-state:var(--mist-play,running);will-change:transform;transform:translateZ(0);pointer-events:none;z-index:0}
@keyframes mist{0%{transform:rotate(0deg) scale(1.2)}50%{transform:rotate(180deg) scale(1)}100%{transform:rotate(360deg) scale(1.2)}}
@media(prefers-reduced-motion:reduce){#tab-home::before,#tab-home::after{animation:none}.shimmer::after{animation:none}.sparkle{animation:none}.btn:hover:not(:disabled)::before{animation:none}}
.home-logo,.home-title,.home-subtitle,.home-guide,.home-form,.example-chips,.apikey-warn{position:relative;z-index:1}
.home-logo{width:72px;height:72px;background:linear-gradient(135deg,var(--accent2),var(--accent3));border-radius:20px;display:flex;align-items:center;justify-content:center;font-size:36px;margin:0 auto 24px;box-shadow:0 8px 32px var(--accent-glow)}
.home-title{font-size:32px;font-weight:700;margin-bottom:8px}
.home-subtitle{color:var(--text2);margin-bottom:8px;font-size:16px}
.home-guide{color:var(--text3);font-size:13px;margin-bottom:20px}
.home-form{width:100%;max-width:600px}
.home-input-header{display:flex;align-items:center;margin-bottom:8px}
.home-input-label{font-size:13px;font-weight:600;color:var(--text2);letter-spacing:0.03em}
.home-textarea{width:100%;min-height:120px;padding:16px;background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);font-family:var(--font);font-size:15px;resize:vertical;line-height:1.6;outline:none;transition:border-color var(--transition)}
.home-textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}
.home-submit{margin-top:12px;width:100%;padding:14px;font-size:16px;font-weight:600}
.home-submit:focus-visible{outline:2px solid rgba(255,255,255,0.5);outline-offset:3px;box-shadow:inset 0 0 0 2px rgba(255,255,255,0.1)}
.home-form .char-counter{font-size:12px}
.home-form .input-hint{font-size:12px;text-align:center}
.example-chips{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:24px}
.example-chip{padding:6px 14px;background:var(--bg3);border:1px solid var(--border);border-radius:99px;font-size:13px;cursor:pointer;transition:all var(--transition);color:var(--text2)}
.example-chip:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-dim);transform:scale(1.04)}
.home-examples{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;width:100%;max-width:600px;margin-bottom:24px}
@media(max-width:600px){.home-examples{grid-template-columns:1fr}}
.home-examples .example-card{padding:14px 16px}
.example-card-header{display:flex;align-items:center;gap:7px;margin-bottom:6px}
.example-card-icon{flex-shrink:0;opacity:0.75}
.example-card-icon svg{width:13px;height:13px;stroke-width:2;fill:none;stroke:currentColor;display:block}
.example-card-badge{margin-left:auto;font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:0.08em;padding:2px 6px;border-radius:99px;background:rgba(251,191,36,0.18);color:#fbbf24;border:1px solid rgba(251,191,36,0.4)}
[data-theme="light"] .example-card-badge{background:rgba(180,83,9,0.1);color:#b45309;border-color:rgba(180,83,9,0.35)}

/* Stream panel */
#stream-panel{display:none;background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);margin-top:12px;overflow:hidden}
#stream-panel.visible{display:block}
.stream-header{padding:8px 14px;border-bottom:1px solid var(--border);font-size:12px;color:var(--text3);font-weight:500;letter-spacing:0.05em;text-transform:uppercase}
#stream-out{padding:14px;font-family:var(--mono);font-size:12px;line-height:1.7;white-space:pre-wrap;word-break:break-all;max-height:320px;overflow-y:auto;color:var(--text2)}
#stream-out::after{content:'\25CC';animation:blink 1s step-end infinite;color:var(--accent)}
#stream-out.done::after{display:none}
@keyframes blink{0%,100%{opacity:1}50%{opacity:0}}

/* Changelog */
.changelog-content{max-height:400px;overflow-y:auto;padding:4px 0}
.changelog-version{font-weight:600;color:var(--accent);margin:16px 0 8px}
.changelog-version:first-child{margin-top:0}
.changelog-item{color:var(--text2);padding:3px 0 3px 16px;position:relative;font-size:13px}
.changelog-item::before{content:'\2022';position:absolute;left:4px;color:var(--accent)}

/* Feedback button */
#feedback-btn{position:fixed;bottom:24px;right:24px;left:auto;z-index:900;background:var(--bg3);border:1px solid var(--border2);border-radius:99px;padding:14px 20px;min-height:44px;font-size:13px;cursor:pointer;color:var(--text2);transition:all var(--transition);box-shadow:0 4px 16px rgba(0,0,0,0.3);backdrop-filter:blur(8px)}
#feedback-btn:hover{color:var(--text);border-color:var(--accent);background:var(--accent-dim);transform:scale(1.04)}
#feedback-btn:active{transform:scale(0.98)}

/* Provider chips */
.provider-chips .btn{min-width:70px}

/* Badge for done_with_errors */
.badge-warn{background:var(--yellow-dim);color:var(--yellow)}

/* Sparkle animation */
@keyframes sparkle{0%,100%{transform:scale(1)}25%,75%{transform:scale(1.05)}}
.sparkle{animation:sparkle 1s ease}

/* FAQ */
.faq-container{display:flex;flex-direction:column;gap:12px;width:100%}
.faq-item{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:all var(--transition)}
.faq-item:hover{border-color:var(--border2)}
.faq-item summary{padding:16px 20px;font-size:14px;font-weight:600;color:var(--text);cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;user-select:none;background:var(--bg2)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'+';font-family:var(--mono);font-size:18px;color:var(--accent);transition:transform var(--transition);line-height:1}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item[open] summary{border-bottom:1px solid var(--border)}
.faq-content{padding:16px 20px;font-size:13px;color:var(--text2);line-height:1.6;background:var(--bg)}
.faq-content strong{color:var(--text);font-weight:600}
/* ── How-to-Run Tutorial ── */
.tutorial-modal .os-selector{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}
.tutorial-modal .os-btn{padding:8px 14px;border:2px solid var(--border);border-radius:8px;background:var(--bg2);color:var(--text);cursor:pointer;font-size:13px;font-weight:500;transition:all var(--transition)}
.tutorial-modal .os-btn.active{border-color:var(--accent);background:var(--accent);color:#fff}
.tutorial-modal .os-pane{display:none}
.tutorial-modal .os-pane.active{display:block}
.tutorial-step{display:flex;gap:12px;align-items:flex-start;margin-bottom:14px}
.tutorial-step-num{min-width:30px;height:30px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;flex-shrink:0}
.tutorial-step-body h4{margin:0 0 4px;font-size:13px;color:var(--text)}
.tutorial-step-body p{margin:0;font-size:12px;color:var(--text2);line-height:1.5}
.tutorial-cmd{display:block;background:var(--bg4);border:1px solid var(--border);border-radius:6px;padding:8px 12px;font-family:var(--mono);font-size:12px;color:var(--text);margin-top:6px;white-space:pre}
.run-guide-btn{margin-top:8px;display:inline-block;padding:4px 10px;font-size:11px;border:1px solid var(--accent);border-radius:4px;background:transparent;color:var(--accent);cursor:pointer;transition:all var(--transition)}

/* ── 404 not-found page ── */
.not-found-wrap{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;gap:16px;text-align:center;padding:40px}
.not-found-code{font-size:80px;font-weight:700;color:var(--border2);line-height:1;letter-spacing:-0.05em;border-left:4px solid var(--accent);padding-left:16px}
.not-found-title{font-size:28px;font-weight:700;letter-spacing:-0.03em;color:var(--text);margin:0}
.not-found-sub{font-size:14px;color:var(--text2);max-width:320px;margin:0}
.run-guide-btn:hover{background:var(--accent);color:#fff}

/* ── Auth input border contrast improvements ── */
.auth-card input[type=text],
.auth-card input[type=password]{
  border-width:2px;
  border-color:rgb(100,120,150);
}
.auth-card input[type=text]:focus,
.auth-card input[type=password]:focus{
  background:rgba(66,135,245,0.06);
}