:root{color:#173047;background:#f5f8fa;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button{cursor:pointer}.production-shell{min-height:100vh}.production-header{background:#fff;border-bottom:1px solid #dce5eb;justify-content:space-between;align-items:center;gap:24px;padding:20px max(24px,50vw - 540px);display:flex}.production-header>div{align-items:center;gap:18px;display:flex}.production-header>div:first-child{flex-direction:column;align-items:flex-start;gap:4px}.production-header strong{font-size:20px}.production-header span:not(.eyebrow){overflow-wrap:anywhere;font-size:13px}.eyebrow{letter-spacing:.12em;color:#277b99;font-size:11px;font-weight:800}.production-main{max-width:1080px;margin:0 auto;padding:45px 24px 100px}.production-title{justify-content:space-between;align-items:center;gap:24px;margin:34px 0;display:flex}h1{margin:8px 0 10px;font-size:clamp(30px,4vw,44px);line-height:1.12}h2{margin:0 0 16px;font-size:22px}p{line-height:1.55}.production-title p{color:#51697b;margin:0}.production-title>span{flex:none;font-weight:700}.production-card{background:#fff;border:1px solid #dce5eb;border-radius:16px;margin:18px 0;padding:28px;box-shadow:0 8px 25px #1a3c520a}.production-unit-list{background:#fff;border:1px solid #dce5eb;border-radius:16px;overflow:hidden}.production-unit{text-align:left;width:100%;color:inherit;background:#fff;border:0;border-bottom:1px solid #e9eef1;align-items:center;gap:18px;padding:22px;display:flex}.production-unit:last-child{border-bottom:0}.production-unit:hover,.production-unit:focus-visible{background:#edf6f9}.production-unit>span:nth-child(2){flex:1}.production-unit strong,.production-unit small{display:block}.production-unit small{color:#64798a;margin-top:6px}.unit-number{color:#1d708d;background:#e0f1f5;border-radius:12px;place-items:center;width:44px;height:44px;font-weight:800;display:grid}.production-status{color:#227c7d;font-weight:700}.production-button{color:#fff;background:#176f8c;border:1px solid #176f8c;border-radius:9px;padding:12px 18px;font-weight:700}.production-button:hover{background:#095770}.production-button:disabled{opacity:.48;cursor:not-allowed}.production-button.secondary{color:#176f8c;background:#fff}.plain{color:#176f8c;background:0 0;border:0;padding:7px 0;font-weight:700}.production-error{color:#8b301e;background:#fff0eb;border:1px solid #f3c5b7;border-radius:9px;padding:15px}.production-error button{margin-left:16px}.auth-layout{place-items:center;padding:30px;display:grid}.auth-card{width:min(100%,470px)}form{gap:18px;display:grid}form label{gap:7px;font-weight:700;display:grid}input:not([type=radio]):not([type=checkbox]){color:#173047;background:#fff;border:1px solid #b9cbd6;border-radius:8px;width:100%;padding:12px}input:focus-visible,button:focus-visible{outline-offset:2px;outline:3px solid #9fdef2}.production-lesson{max-width:900px}.production-lesson>.eyebrow{margin-top:22px;display:block}.video-wrap{background:#092333;border-radius:10px;margin:16px 0 26px;position:relative;overflow:hidden}.video-wrap video{width:100%;display:block}.video-watermark{pointer-events:none;color:#fff;background:#0c2534a8;padding:4px 8px;font-size:12px;position:absolute;bottom:60px;right:14px}.guide-frame{border:1px solid #e5ebef;border-radius:8px;width:100%;min-height:650px;display:block}.review-control{align-items:center;gap:12px;margin-bottom:20px;display:flex}.production-question{border:0;border-bottom:1px solid #e2e9ed;margin:0 0 20px;padding:8px 0 22px}.production-question legend{padding:0;font-weight:800}.production-question p{white-space:pre-line}.production-question label{margin:10px 0;line-height:1.45;display:block}.answer-feedback{white-space:pre-line;background:#eaf5f7;border-radius:8px;padding:15px}.admin-form{max-width:600px}.roster-wrap{overflow-x:auto}.roster{border-collapse:collapse;width:100%;font-size:14px}.roster th,.roster td{text-align:left;vertical-align:top;border-bottom:1px solid #e2e9ed;padding:12px}.roster small{color:#64798a;margin-top:4px;display:block}@media (width<=650px){.production-header{padding:16px 20px}.production-header>div{display:block}.production-header span:not(.eyebrow){display:none}.production-title{display:block}.production-title>span{margin-top:20px;display:block}.production-main{padding:28px 18px 70px}.production-card{padding:20px}.production-unit{gap:10px;padding:16px}.production-unit>span:last-child{font-size:12px}}