:root{--bg:#08101e;--bg2:#0d1729;--bg3:#132040;--bg4:#1a2d55;--text:#e8ecf4;--text2:#8b9cc0;--text3:#4a5b80;--blue:#2d5eff;--blue-g:#2d5eff1a;--gold:#f0b040;--gold-g:#f0b04014;--green:#40c080;--green-g:#40c08014;--red:#e06050;--purple:#9060e0;--cyan:#3ecfcf;--radius:12px}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{background:var(--bg);min-height:100vh;color:var(--text);-webkit-font-smoothing:antialiased;font-family:DM Sans,system-ui,sans-serif}.loading{height:100vh;color:var(--text3);justify-content:center;align-items:center;font-size:15px;display:flex}header{z-index:100;background:var(--bg2);border-bottom:1px solid #2d5eff14;align-items:center;gap:16px;height:56px;padding:0 24px;display:flex;position:sticky;top:0}header .logo{align-items:center;gap:12px;display:flex}header .logo span{color:var(--text3);font-family:monospace;font-size:11px}header .spacer{flex:1}header .user-info{color:var(--text2);font-size:13px}header .user-info strong{color:var(--text)}.btn-logout{border:1px solid var(--bg3);color:var(--text3);cursor:pointer;background:0 0;border-radius:8px;padding:6px 14px;font-size:12px;transition:all .15s}.btn-logout:hover{border-color:var(--red);color:var(--red)}.view-switch{background:var(--bg3);border-radius:10px;gap:2px;padding:3px;display:flex}.vs-btn{color:var(--text3);cursor:pointer;background:0 0;border:none;border-radius:8px;padding:8px 18px;font-size:13px;font-weight:500;transition:all .2s}.vs-btn.on{background:var(--blue);color:#fff}.vs-btn:hover:not(.on){color:var(--text)}.container{max-width:900px;margin:0 auto;padding:32px 24px}.section-title{margin-bottom:4px;font-size:22px;font-weight:700}.section-sub{color:var(--text3);margin-bottom:20px;font-size:13px}.card{background:var(--bg2);border:1px solid var(--bg3);border-radius:var(--radius);margin:12px 0;padding:20px;transition:border-color .2s}.card:focus-within{border-color:var(--blue)}.stats-row{grid-template-columns:repeat(4,1fr);gap:12px;margin:20px 0;display:grid}.stat-card{background:var(--bg2);border:1px solid var(--bg3);border-radius:var(--radius);text-align:center;padding:18px}.stat-num{color:var(--blue);font-family:monospace;font-size:28px;font-weight:700}.stat-label{color:var(--text3);margin-top:4px;font-size:11px}.session-grid{grid-template-columns:1fr 1fr;gap:8px;margin:20px 0;display:grid}.ss-btn{border:1px solid var(--bg3);background:var(--bg2);cursor:pointer;text-align:left;border-radius:10px;padding:14px 16px;transition:all .15s}.ss-btn:hover,.ss-btn.selected{border-color:var(--blue);background:var(--blue-g)}.ss-date{color:var(--text3);font-family:monospace;font-size:10px}.ss-name{margin-top:2px;font-size:13px;font-weight:500}.q-card{background:var(--bg2);border:1px solid var(--bg3);border-radius:var(--radius);margin:12px 0;padding:20px;transition:border-color .2s}.q-card:focus-within{border-color:var(--blue)}.q-num{border-radius:6px;justify-content:center;align-items:center;width:24px;height:24px;margin-right:10px;font-family:monospace;font-size:11px;font-weight:700;display:inline-flex}.q-label{font-size:15px;font-weight:600;display:inline}.q-hint{color:var(--text3);margin-top:6px;font-size:12px}textarea{background:var(--bg);border:1px solid var(--bg3);width:100%;min-height:80px;color:var(--text);resize:vertical;border-radius:10px;outline:none;margin-top:12px;padding:14px;font-family:inherit;font-size:14px;line-height:1.6;transition:border-color .2s}textarea:focus{border-color:var(--blue)}textarea::placeholder{color:var(--text3)}.btn-primary{border-radius:var(--radius);background:var(--blue);color:#fff;cursor:pointer;border:none;width:100%;margin-top:16px;padding:16px;font-size:15px;font-weight:600;transition:all .2s}.btn-primary:hover{background:#2248cc;transform:translateY(-1px)}.btn-primary:disabled{opacity:.4;cursor:not-allowed;transform:none}.hc-header{justify-content:space-between;align-items:center;margin-bottom:14px;display:flex}.hc-session{font-size:14px;font-weight:600}.hc-date{color:var(--text3);font-family:monospace;font-size:10px}.hc-item{border-top:1px solid #ffffff08;padding:8px 0}.hc-item:first-child{border-top:none}.hc-q{margin-bottom:4px;font-size:11px;font-weight:600}.hc-a{color:var(--text2);font-size:13px;line-height:1.5}.sg-header{border-bottom:1px solid var(--bg3);cursor:pointer;align-items:center;gap:12px;padding:14px 0;display:flex}.sg-header:hover .sg-title{color:var(--blue)}.sg-dot{border-radius:50%;flex-shrink:0;width:8px;height:8px}.sg-title{font-size:15px;font-weight:600;transition:color .15s}.sg-meta{color:var(--text3);margin-left:auto;font-family:monospace;font-size:10px}.czw-card{background:var(--bg2);border:1px solid var(--bg3);border-radius:var(--radius);margin:8px 0;padding:16px 20px}.czw-who{align-items:center;gap:8px;margin-bottom:10px;font-size:13px;font-weight:600;display:flex}.czw-avatar{background:var(--bg4);width:28px;height:28px;color:var(--blue);border-radius:50%;justify-content:center;align-items:center;font-family:monospace;font-size:11px;font-weight:700;display:flex}.czw-grid{grid-template-columns:1fr 1fr;gap:10px;display:grid}.czw-item{background:var(--bg);border-radius:8px;padding:8px 12px;font-size:12px}.czw-item .tag{text-transform:uppercase;letter-spacing:.05em;margin-bottom:4px;font-size:9px;font-weight:700}.czw-item .val{color:var(--text2);line-height:1.5}.callback-box{border-radius:var(--radius);background:linear-gradient(135deg,#2d5eff0f,#f0b0400a);border:1px solid #2d5eff26;margin:20px 0;padding:24px}.cb-title{margin-bottom:14px;font-size:18px;font-weight:700}.cb-item{border-bottom:1px solid #ffffff08;gap:12px;padding:10px 0;display:flex}.cb-item:last-child{border:none}.cb-weeks{color:var(--gold);white-space:nowrap;min-width:60px;font-family:monospace;font-size:11px;font-weight:700}.cb-concept{font-size:13px}.cb-reason{color:var(--text3);margin-top:2px;font-size:11px}.att-grid{gap:8px;margin:16px 0;display:grid}.att-row{background:var(--bg2);border:1px solid var(--bg3);border-radius:8px;align-items:center;gap:12px;padding:10px 16px;display:flex}.att-name{flex:1;font-size:14px;font-weight:500}.att-check{width:20px;height:20px;accent-color:var(--green);cursor:pointer}.toast{background:var(--green);color:#fff;border-radius:var(--radius);opacity:0;z-index:200;pointer-events:none;padding:14px 28px;font-size:14px;font-weight:600;transition:all .4s cubic-bezier(.22,1,.36,1);position:fixed;bottom:24px;left:50%;transform:translate(-50%)translateY(80px)}.toast.show{opacity:1;transform:translate(-50%)translateY(0)}.login-page{justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.login-card{background:var(--bg2);border:1px solid var(--bg3);text-align:center;border-radius:16px;width:100%;max-width:420px;padding:48px}.login-card h1{margin-bottom:8px;font-size:24px}.login-card p{color:var(--text3);margin-bottom:32px;font-size:14px}.login-input{background:var(--bg);border:1px solid var(--bg3);width:100%;color:var(--text);text-align:center;letter-spacing:.15em;text-transform:uppercase;border-radius:10px;outline:none;padding:16px;font-family:monospace;font-size:18px;transition:border-color .2s}.login-input:focus{border-color:var(--blue)}.login-input::placeholder{color:var(--text3);text-transform:none;letter-spacing:normal;font-size:14px}.login-error{color:var(--red);margin-top:12px;font-size:13px}.add-form{gap:8px;margin:16px 0;display:flex}.add-form input{background:var(--bg);border:1px solid var(--bg3);color:var(--text);border-radius:8px;outline:none;flex:1;padding:10px 14px;font-size:13px}.add-form input:focus{border-color:var(--blue)}.btn-add{background:var(--blue);color:#fff;cursor:pointer;white-space:nowrap;border:none;border-radius:8px;padding:10px 20px;font-size:13px;font-weight:600}@media (width<=700px){.session-grid{grid-template-columns:1fr}.stats-row{grid-template-columns:1fr 1fr}.czw-grid{grid-template-columns:1fr}}