.training-center{--tr-blue:#0867f7;--tr-ink:#123252;--tr-muted:#58738e;color:var(--tr-ink);width:100%;min-width:0;max-width:none;margin:0;padding:8px 0 32px;container-type:inline-size}
.training-center header.tr-hero,.training-center aside.tr-progress{position:static;inset:auto;height:auto;min-height:0;z-index:auto;overflow:visible;box-shadow:none;color:var(--tr-ink)}
.training-center aside.tr-progress{display:block;flex-shrink:0;max-width:320px}
.training-center .tr-hero>div{min-width:0}
.training-center aside.tr-progress b{text-align:left}
.training-center header.tr-hero{background:transparent;border:0;border-radius:0;padding:0 0 16px;margin:0;display:block}
.training-center header.tr-hero p{margin:8px 0 0}.training-center .tr-eyebrow{display:none}
.training-center aside.tr-progress{max-width:none;min-width:0;width:100%;padding:18px 20px;display:flex;align-items:center;gap:24px;margin-bottom:18px}
.training-center aside.tr-progress progress{max-width:340px;margin:0 0 0 auto}
.training-center .tr-categories{display:flex;gap:8px;overflow-x:auto;padding:4px 0 12px}
.training-center .tr-categories button{flex-shrink:0;border:1px solid #dbe8fa;background:#eaf3ff;color:#173b60;border-radius:24px;padding:10px 16px;cursor:pointer;font:inherit;font-size:13px}
.training-center .tr-categories [aria-pressed=true]{background:#0867f7;color:white;border-color:#0867f7}
.training-center .tr-tabs.tr-sections{border-bottom:1px solid #ccdef5;gap:12px}
.training-center .tr-sections button{background:transparent;border:0;border-radius:0;padding:12px 10px;border-bottom:3px solid transparent}
.training-center .tr-sections [aria-pressed=true]{background:transparent;color:#0867f7;border-color:#0867f7}
.training-center .tr-detail .tr-player{width:100%;max-width:860px;margin:16px auto}
.training-center .tr-detail .tr-player.tr-expanded{max-width:none}
.training-center *{box-sizing:border-box}.training-center h2,.training-center h3{margin:0 0 12px}.training-center p{line-height:1.6;color:var(--tr-muted)}
.training-center .tr-hero{background:linear-gradient(110deg,#e1f0ff,#f5f9ff);border:1px solid #d4e5f7;border-radius:20px;padding:28px;display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:20px}
.training-center .tr-eyebrow{font-size:12px;letter-spacing:.13em;color:#0867c8;text-transform:uppercase;font-weight:700}.training-center h2{font-size:28px;margin-top:8px}.training-center .tr-progress{background:#fff;border:1px solid #dce8f6;border-radius:16px;padding:20px;min-width:240px}.training-center progress{width:100%;height:10px;accent-color:#1681ef;display:block;margin-top:12px}
.training-center .tr-tabs,.training-center .tr-filters,.training-center .tr-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:16px 0}.training-center .tr-tabs button{border:1px solid #d8e4f3;background:#fff;color:#355470;border-radius:12px;padding:10px 16px;cursor:pointer}.training-center .tr-tabs [aria-pressed=true]{background:#0867f7;color:#fff;border-color:#0867f7}.training-center .tr-filters{background:#fff;border:1px solid #dbe7f5;border-radius:16px;padding:16px}.training-center input,.training-center select,.training-center textarea{width:100%;border:1px solid #cbdcf0;border-radius:9px;padding:10px;color:#173a5a;background:#fff;font:inherit}.training-center label{display:grid;gap:7px;font-size:13px}.training-center .tr-filters label{flex:1;min-width:150px}.training-center .tr-filters label:first-child{flex:2}.training-center .tr-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:18px 0 26px}.training-center .tr-card{border:1px solid #d7e5f4;background:#fff;border-radius:17px;overflow:hidden;display:flex;flex-direction:column;min-width:0;box-shadow:0 6px 22px #12325206}.training-center .tr-thumb{height:150px;background:linear-gradient(135deg,#e6f2ff,#e9f8f7);display:grid;place-items:center;color:#1671d7;font-size:36px;position:relative}.training-center .tr-thumb img{width:100%;height:100%;object-fit:cover}.training-center .tr-card-body{padding:18px;display:flex;flex-direction:column;flex:1;gap:10px}.training-center .tr-card h3{font-size:17px;line-height:1.4;margin:0}.training-center .tr-card p{font-size:13px;margin:0;flex:1}.training-center .tr-meta{display:flex;gap:8px;flex-wrap:wrap;align-items:center;font-size:12px}.training-center .tr-tag{padding:4px 9px;border-radius:20px;background:#eef4fc;color:#366180}.training-center .tr-tag.completed{background:#e3f8ef;color:#08764e}.training-center .tr-tag.in_progress{background:#fff3d9;color:#916113}.training-center .tr-required{color:#8d5800;background:#fff0ce}.training-center .tr-card .btn{align-self:flex-start}.training-center .tr-empty{padding:44px 24px;background:#fff;border:1px dashed #b9cfe9;border-radius:16px;text-align:center}.training-center .tr-detail{background:#fff;border:1px solid #d5e3f3;border-radius:18px;padding:24px}.training-center .tr-player{aspect-ratio:16/9;background:#eaf2fa;border-radius:14px;overflow:hidden;display:grid;place-items:center;margin:16px 0}.training-center .tr-player iframe{border:0;width:100%;height:100%}.training-center .tr-description{white-space:pre-wrap}.training-center .tr-scroll{overflow:auto;border:1px solid #dce5f2;border-radius:14px;background:#fff}.training-center table{width:100%;border-collapse:collapse;font-size:13px}.training-center th,.training-center td{text-align:left;padding:13px;border-bottom:1px solid #e5edf6}.training-center th{background:#eff5fc;white-space:nowrap}.training-center .tr-note{font-size:12px}.training-center .tr-editor{max-width:780px;width:calc(100% - 24px);max-height:90vh;overflow:auto;border:1px solid #d3e4f5;border-radius:18px;padding:24px;color:#173a5a;background:white}.training-center .tr-editor::backdrop{background:#102b4966}.training-center .tr-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.training-center .tr-wide{grid-column:1/-1}.training-center .tr-check{display:flex;gap:10px;align-items:center}.training-center input[type=checkbox]{width:auto}.training-center .tr-audience{display:grid;gap:12px;border:1px solid #dbe7f5;border-radius:12px;padding:14px}.training-center .tr-audience>div{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}.training-center [role=alert]{color:#a52424}.training-center button:focus-visible,.training-center a:focus-visible{outline:3px solid #7abbff;outline-offset:3px}
@media(max-width:1000px){.training-center .tr-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@container(min-width:1100px){.training-center .tr-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
@container(max-width:1099px){.training-center .tr-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@container(max-width:600px){.training-center .tr-grid{grid-template-columns:1fr}.training-center aside.tr-progress{display:block}.training-center aside.tr-progress progress{max-width:none;margin-top:12px}}
@media(max-width:600px){.training-center .tr-grid{grid-template-columns:1fr}.training-center .tr-hero{padding:20px;flex-direction:column;align-items:stretch}.training-center .tr-progress{min-width:0}.training-center h2{font-size:23px}.training-center .tr-filters label{min-width:100%}.training-center .tr-tabs{gap:6px}.training-center .tr-tabs button{padding:9px 12px}.training-center .tr-form-grid{grid-template-columns:1fr}.training-center .tr-detail{padding:16px}.training-center .tr-thumb{height:180px}}
.training-center aside.tr-progress{display:flex;flex-direction:row;align-items:center;justify-content:space-between;gap:24px}
/* Reserve the full cover area so intrinsic image dimensions cannot overlap copy. */
.training-center .tr-card .tr-thumb-link{width:100%;padding:0;border:0;border-radius:0;cursor:pointer;font:inherit}
.training-center .tr-card .tr-thumb-link:focus-visible{outline:3px solid #0867f7;outline-offset:-3px}
/* Lesson detail, approved video + summary layout. Library and global sidebar stay unchanged. */
.training-center.tr-detail-view{--tr-muted:#425d78}
.training-center.tr-detail-view header.tr-hero{padding-bottom:8px}
.training-center.tr-detail-view .tr-hero h2{font-size:24px;line-height:1.3}
.training-center.tr-detail-view .btn{font-size:16px;line-height:1.4;min-height:44px;padding:10px 16px;white-space:normal}
.training-center .tr-back{margin:0 0 20px;color:#0867f7}
.training-center .tr-detail.tr-lesson{display:grid;grid-template-columns:minmax(0,2.2fr) minmax(300px,1fr);gap:28px;padding:0;background:transparent;border:0;align-items:start}
.training-center .tr-lesson-main{min-width:0}
.training-center .tr-lesson h2{font-size:clamp(26px,2.5vw,36px);line-height:1.2;letter-spacing:-.025em;margin:0 0 18px;overflow-wrap:anywhere}
.training-center .tr-lesson .tr-meta{font-size:16px;gap:12px;margin-bottom:22px}
.training-center .tr-lesson .tr-tag{padding:7px 12px}
.training-center .tr-lesson .tr-player{position:relative;isolation:isolate;width:100%;max-width:none;margin:0;background:linear-gradient(130deg,#10284c,#144b83);aspect-ratio:16/9}
.training-center .tr-poster{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;display:block}
.training-center .tr-play{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;gap:10px;border:0;background:transparent;color:#fff;font:inherit;font-size:16px;font-weight:700;cursor:pointer;padding:16px}
.training-center .tr-play>span:last-child{background:#10284ced;padding:6px 14px;border-radius:20px}
.training-center .tr-play-icon{width:80px;height:80px;display:grid;place-items:center;background:#fff;color:#0867f7;border-radius:50%;box-shadow:0 4px 24px #001b4966;font-size:32px;padding-left:5px}
.training-center .tr-player-tools{display:flex;justify-content:flex-end;margin-top:12px}
.training-center .tr-lesson .tr-note{font-size:14px;line-height:1.6;margin:12px 0;color:#425d78}
.training-center aside.tr-lesson-summary{position:static;inset:auto;width:auto;min-width:0;max-width:none;height:auto;display:block;background:#fff;border:1px solid #dbe7f5;border-radius:18px;padding:26px;color:#123252;box-shadow:0 4px 20px #12325205;overflow:visible;z-index:auto}
.training-center .tr-lesson-summary h3{font-size:28px;line-height:1.3;margin:0 0 20px}
.training-center .tr-lesson-facts{background:#eef5ff;border-radius:12px;margin:0 0 24px;padding:16px;font-size:16px}
.training-center .tr-lesson-facts>div{display:flex;gap:16px;justify-content:space-between;align-items:baseline;padding:7px 0}
.training-center .tr-lesson-facts dt{color:#425d78}
.training-center .tr-lesson-facts dd{margin:0;text-align:right;font-weight:700;overflow-wrap:anywhere}
.training-center .tr-lesson-summary h4{font-size:22px;line-height:1.3;margin:0 0 12px}
.training-center .tr-lesson .tr-description{font-size:18px;line-height:1.65;margin:0;overflow-wrap:anywhere;color:#314d69}
.training-center .tr-lesson-completion{border-top:1px solid #dbe7f5;margin-top:24px;padding-top:20px}
.training-center .tr-lesson-completion .btn{width:100%}
.training-center .tr-lesson-next{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;background:#fff;border:1px solid #dbe7f5;border-radius:14px;padding:18px 22px;margin-top:24px;font-size:16px}
.training-center .tr-lesson-next .btn{max-width:100%;text-align:left}
.training-center .tr-lesson-related{margin-top:28px}
.training-center .tr-detail.tr-lesson-expanded{grid-template-columns:1fr}
.training-center .tr-lesson-expanded .tr-lesson-summary{width:100%}
@container(max-width:950px){.training-center .tr-detail.tr-lesson{grid-template-columns:1fr;gap:24px}.training-center aside.tr-lesson-summary{padding:24px}.training-center .tr-lesson h2{font-size:28px}}
@container(max-width:600px){.training-center .tr-lesson h2{font-size:26px}.training-center .tr-lesson .tr-meta{font-size:15px;gap:8px}.training-center aside.tr-lesson-summary{padding:20px}.training-center .tr-play-icon{width:60px;height:60px;font-size:26px}.training-center .tr-lesson-next{padding:16px}.training-center .tr-lesson-next .btn{width:100%}.training-center .tr-lesson-summary h3{font-size:25px}}
.training-center .tr-card .tr-thumb{height:auto;aspect-ratio:16/9;flex:none;min-height:0;overflow:hidden}
.training-center .tr-card .tr-thumb img{position:absolute;inset:0;display:block;width:100%;height:100%;min-height:0;object-fit:contain}
.training-center .tr-card-body{min-width:0;overflow-wrap:anywhere}
.training-center .tr-start{margin:24px 0 32px}
.training-center .tr-start-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:20px}
.training-center .tr-start-card{min-width:0;background:#fff;border:1px solid #d7e5f4;border-radius:14px;padding:24px}
.training-center .tr-start-label{display:block;font-size:12px;color:var(--tr-muted);letter-spacing:.05em;margin-bottom:12px}
.training-center .tr-start-card h3{font-size:20px;line-height:1.35}
.training-center .tr-start-steps{list-style:none;counter-reset:training-step;padding:0;margin:18px 0}
.training-center .tr-start-steps li{counter-increment:training-step;display:flex;gap:12px;align-items:baseline;padding:12px 0;border-bottom:1px solid #d7e5f4}
.training-center .tr-start-steps li::before{content:counter(training-step,decimal-leading-zero);color:var(--tr-blue);font-weight:700}
.training-center .tr-manual-download{display:inline-flex;align-items:center;justify-content:center;min-height:44px;max-width:100%;white-space:normal;text-align:center;text-decoration:none;background:#fff;color:#0867f7;border:1px solid #cbdcf0;padding:12px 18px;border-radius:9px}
.training-center .tr-manual-download:hover,.training-center .tr-manual-download:focus-visible{background:#eaf3ff;border-color:#0867f7}
.training-center .tr-manual-meta{font-size:13px;margin:12px 0 0}
@container(max-width:650px){.training-center .tr-start-grid{grid-template-columns:1fr}.training-center .tr-start-card{padding:20px}}
.training-center .tr-tabs.tr-sections button{background:transparent;color:#58738e;border:0;border-bottom:3px solid transparent;border-radius:0}
.training-center .tr-tabs.tr-sections button[aria-pressed=true]{background:transparent;color:#0867f7;border-bottom-color:#0867f7}
@container(max-width:600px){.training-center aside.tr-progress{display:block}.training-center aside.tr-progress progress{max-width:none;margin-top:12px}}