:root{--navy:#0A3161;--navy-hover:#08284F;--navy-100:#E6ECF5;--red:#B31942;--gold:#B08D3F;--surface:#FFFFFF;--bg:#F5F7FA;--text:#132238;--muted:#4B5C73;--border:#E0E6ED;--border-strong:#CBD5E1;--ok:#1D7A5F;--ok-bg:#E8F5EF;--warn:#8A5A12;--warn-bg:#FBF1DF;--bad:#B31942;--bad-bg:#FBE9EE;--radius:16px;--shadow:0 8px 28px rgba(10,49,97,.06)}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.5}a{color:var(--navy)}button,input,select,textarea{font:inherit}.muted{color:var(--muted)}.error{color:var(--bad);background:var(--bad-bg);padding:10px 12px;border-radius:10px;margin:0}.stack{gap:14px}.stack,label{display:flex;flex-direction:column}label{gap:6px;font-weight:600;font-size:14px}input,select,textarea{padding:11px 12px;border:1px solid var(--border-strong);border-radius:10px;background:#fff;color:var(--text)}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #86A0BD;outline-offset:2px}.btn{border:1px solid var(--border-strong);background:#fff;color:var(--navy);padding:11px 18px;border-radius:10px;font-weight:700;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px}.btn.primary{background:var(--navy);border-color:var(--navy);color:#fff}.btn.primary:hover{background:var(--navy-hover)}.btn:disabled{opacity:.6;cursor:default}.link{background:none;border:0;color:inherit;text-decoration:underline;cursor:pointer;padding:0;margin-left:12px}.shell{min-height:100vh;display:grid;grid-template-columns:230px 1fr;grid-template-rows:74px 1fr}header{grid-column:1/3;background:var(--navy);padding:0 28px;justify-content:space-between;gap:16px}header,header .brand{color:#fff;display:flex;align-items:center}header .brand{gap:10px;text-decoration:none}header .brand img{height:34px;background:#fff;border-radius:8px;padding:3px}header .tagline,header .who{font-size:13px;opacity:.92}@media(max-width:1000px){header .tagline{display:none}}aside{padding:22px;background:#fff;border-right:1px solid var(--border);display:flex;flex-direction:column;gap:6px}aside a{color:#23364d;text-decoration:none;padding:10px 12px;border-radius:9px;font-weight:500}aside a:hover{background:#edf3f8}aside a[aria-current=page]{background:var(--navy-100);color:var(--navy);font-weight:700}main{padding:36px;max-width:1100px;width:100%;min-width:0}h1{font-size:36px;margin:6px 0 12px;line-height:1.15}h2{font-size:22px;margin:0 0 8px}.eyebrow{color:var(--red);font-weight:800;letter-spacing:.08em;font-size:13px;margin:0;text-transform:uppercase}.card{margin-top:24px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}.mobile{display:none}.login{min-height:100vh;display:grid;place-items:center;padding:24px;background:linear-gradient(160deg,var(--navy) 0,#16457A 100%)}.login-card{width:100%;max-width:400px;background:#fff;border-radius:20px;padding:32px;box-shadow:0 20px 50px rgba(0,0,0,.25)}.login-card h1{font-size:28px;margin:12px 0 4px}.login-card .muted{font-size:13px;margin:0 0 22px}.login-logo{height:48px}@media(max-width:760px){.shell{display:block;padding-bottom:74px}header{padding:12px 16px;flex-wrap:wrap}aside,header .tagline{display:none}main{padding:22px 16px}h1{font-size:28px}.mobile{position:fixed;display:flex;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--border);justify-content:space-around;padding:8px 4px calc(8px + env(safe-area-inset-bottom));z-index:10}.mobile a{font-size:12px;color:var(--muted);text-decoration:none;padding:8px 10px;border-radius:8px;font-weight:600}.mobile a[aria-current=page]{color:var(--navy);background:var(--navy-100)}}.small{font-size:13px}.grow{flex:1 1;min-width:0;display:flex;flex-direction:column}.back{display:inline-block;margin-bottom:12px;text-decoration:none;font-weight:600}.back,.notice{font-size:14px}.notice{background:var(--warn-bg);color:var(--warn);padding:10px 14px;border-radius:10px}.chip{font-size:12px;font-weight:700;padding:4px 10px;border-radius:999px;background:#EEF2F6;color:#5F6F86;white-space:nowrap}.chip.in_progress{background:var(--warn-bg);color:var(--warn)}.chip.completed{background:var(--ok-bg);color:var(--ok)}.block{margin-top:28px}.block h2{font-size:18px}.session-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}.session-row{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--border);border-radius:12px;padding:12px 16px;text-decoration:none;color:var(--text)}.session-row:hover{border-color:var(--navy);box-shadow:var(--shadow)}.session-row .num{width:36px;height:36px;border-radius:50%;background:var(--navy-100);color:var(--navy);display:grid;place-items:center;font-weight:800;flex:none}.session-row .muted{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.hero h2{margin-top:4px}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));grid-gap:16px;gap:16px}.stat b{display:block;font-size:32px;color:var(--navy)}.stat span{color:var(--muted)}.player{display:grid;grid-template-columns:200px 1fr;grid-gap:20px;gap:20px;align-items:start;margin-top:20px}.steps{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:4px;position:-webkit-sticky;position:sticky;top:16px}.step{width:100%;display:flex;align-items:center;gap:10px;background:none;border:0;padding:8px 10px;border-radius:9px;cursor:pointer;color:var(--muted);text-align:left;font-weight:600}.step:hover{background:#edf3f8}.step[aria-current=step]{background:var(--navy-100);color:var(--navy)}.step .dot{width:26px;height:26px;border-radius:50%;border:2px solid var(--border-strong);display:grid;place-items:center;font-size:12px;flex:none}.step.done .dot{background:var(--ok);border-color:var(--ok);color:#fff}.activity{margin-top:0}.activity h2:focus{outline:none}.lead{font-size:18px;font-weight:600;margin:4px 0 16px}.focus{background:var(--bg);border-radius:12px;padding:14px 16px;margin:12px 0}.focus p,.focus ul{margin:6px 0 0}.examples{margin:12px 0;padding-left:20px}.examples li{margin:4px 0}.options{border:0;padding:0;margin:0 0 16px;display:flex;flex-direction:column;gap:8px}.options legend,.qc-item legend{font-weight:700;margin-bottom:10px;font-size:17px}.option{flex-direction:row;align-items:center;gap:10px;font-weight:500;border:1px solid var(--border-strong);border-radius:10px;padding:12px 14px;cursor:pointer;font-size:16px}.option.selected{border-color:var(--navy);background:var(--navy-100)}.option.inline{display:inline-flex;margin-right:8px}.option input{accent-color:var(--navy);width:18px;height:18px}.qc-item{border:1px solid var(--border);border-radius:12px;padding:14px 16px;margin:0;display:flex;flex-direction:column;gap:8px}.qc-item legend{font-size:16px;padding:0 4px}.result{margin-top:16px;padding:12px 14px;border-radius:10px}.result.ok{background:var(--ok-bg);color:var(--ok)}.result.bad{background:var(--bad-bg);color:var(--bad)}.ok-text{color:var(--ok);font-weight:700;margin:0}.bad-text{color:var(--bad);font-weight:600;margin:0}.listen,.recorder{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin:0 0 16px}.recorder audio{max-width:100%}.btn.danger{border-color:var(--bad);color:var(--bad)}.transcript{margin:0 0 16px}.transcript summary{cursor:pointer;font-weight:600}.scenario{background:var(--bg);border-left:4px solid var(--navy);border-radius:8px;padding:12px 16px}.scenario p{margin:4px 0 0}.pre{white-space:pre-line}.summary{padding-left:20px}.nav-row{display:flex;justify-content:space-between;gap:12px;margin-top:24px;padding-top:16px;border-top:1px solid var(--border)}@media(max-width:1100px){.player{display:block}.steps{flex-direction:row;overflow-x:auto;position:static;margin-bottom:12px;padding-bottom:4px}.step{white-space:nowrap}}@media(max-width:760px){.step .label{display:none}.step{padding:4px}.step[aria-current=step] .label{display:inline}.session-row{padding:10px 12px;gap:10px}.session-row .chip:not(.completed):not(.in_progress){display:none}}.admin-form .row{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));grid-gap:12px;gap:12px}.admin-form .row>label{min-width:0}.admin-form input,.admin-form select{width:100%}.created{background:var(--ok-bg);color:var(--ok);padding:12px 14px;border-radius:10px;margin:0}.created code{background:#fff;color:var(--text);padding:2px 8px;border-radius:6px;font-size:15px;-webkit-user-select:all;-moz-user-select:all;user-select:all}.table-wrap{overflow-x:auto;padding:0}table{width:100%;border-collapse:collapse;font-size:14px}td,th{text-align:left;padding:12px 16px;border-bottom:1px solid var(--border);white-space:nowrap}th{font-weight:600;background:var(--bg)}th,tr.disabled td{color:var(--muted)}tr.disabled td{text-decoration:line-through}tr.disabled td:last-child{text-decoration:none}aside .admin-link{margin-top:12px;border-top:1px solid var(--border);border-radius:0 0 9px 9px;padding-top:14px}.session-row.pending{background:var(--bg);border-style:dashed;color:var(--muted)}.session-row.pending .num{background:#EEF2F6;color:var(--muted)}