/* Local course exhibition. The solar home and classroom styles stay independent. */
.course-gallery{min-height:100svh;display:flex;flex-direction:column;background:#060a12;position:relative;isolation:isolate}
.course-gallery .masthead{padding-top:24px;padding-bottom:18px}
.course-gallery .course-main{display:block;width:91.4%;max-width:1320px;margin:20px auto 46px;padding:0;flex:1}
.gallery-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin:0 0 28px}
.gallery-heading .eyebrow{font-size:9px;letter-spacing:3px;color:#ab9d88;margin:0 0 12px}
.gallery-heading h1{font-family:"Songti SC","Noto Serif SC",SimSun,serif;font-size:42px;font-weight:400;letter-spacing:3px;line-height:1.2;margin:0}
.heading-dot{color:#baa888;letter-spacing:0;margin-left:7px}
.gallery-note{font-size:12px;letter-spacing:1.5px;color:#9da7b4;margin:0 0 3px}
.gallery-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);grid-template-rows:repeat(2,auto);gap:24px 42px}
.course-tile{min-width:0;overflow:hidden;border:1px solid transparent;border-bottom-color:#b7c6cc20;border-radius:0;background:transparent}
.course-tile.featured{grid-row:span 2;display:flex;flex-direction:column;border-color:transparent;border-bottom-color:#b7c6cc20;background:transparent;transition:border-color .2s,background .2s}
.course-cover{position:relative;overflow:hidden}
.course-cover img{width:100%;height:100%;display:block;object-fit:cover}
.hardware-cover{min-height:340px;flex:1;background:transparent}
.hardware-cover img{position:absolute;inset:0;object-position:50% 50%;object-fit:cover}
.cover-label{position:absolute;left:22px;top:20px;font-size:9px;letter-spacing:1.7px;color:#c0cdd3;line-height:1.4}
.open-badge,.course-gallery .pending{position:absolute;right:20px;top:16px;border:1px solid #ddd1b42b;border-radius:2px;background:#060a1280;color:#ddcfb9;padding:4px 8px;font-size:10px;letter-spacing:1px}
.art-cover,.model-cover{height:170px}
.art-cover img{object-position:50% 47%}
.art-cover .cover-label{color:#c0cdd3;background:none;padding:0;top:20px;left:22px;font-size:8px}
.art-cover .pending{color:#ddcfb9;background:#060a1280;border-color:#ddd1b42b}
.model-cover img{object-position:50% 48%}
.model-cover .cover-label{color:#d0c4ce;font-size:8px}
.tile-content{padding:10px 22px 22px}
.featured .tile-content{padding:20px 28px 24px}
.tile-kicker{font-size:11px;letter-spacing:2px;color:#b5a98f;margin:0 0 10px}
.course-tile h2{font-family:"Songti SC","Noto Serif SC",SimSun,serif;font-size:25px;font-weight:400;letter-spacing:1px;line-height:1.4;margin:0 0 8px}
.featured h2{font-family:"Songti SC","Noto Serif SC",SimSun,serif;font-size:clamp(29px,2.5vw,38px);letter-spacing:2px;margin-bottom:12px}
.tile-description{font-size:12px;line-height:1.9;color:#aab4c1;margin:0}
.featured .tile-description{font-size:13px;color:#b7c2ce}
.tile-bottom{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:25px;padding-top:20px;border-top:1px solid #b7c6cc25}
.tile-format{font-size:10px;letter-spacing:1px;color:#a1adba}
.tile-entry{display:inline-flex;align-items:center;gap:16px;color:#e4d0ae;font-size:12px;white-space:nowrap;min-height:32px}
.tile-entry svg{width:30px;height:20px;fill:none;stroke:currentColor;stroke-width:1.1;transition:transform .2s}
.featured:hover,.featured:focus-visible{border-color:#c9b28b55;box-shadow:none;background:#ffffff02}
.featured:hover .tile-entry svg,.featured:focus-visible .tile-entry svg{transform:translateX(4px)}
.course-tile:focus-visible{outline:2px solid #e0caaa;outline-offset:5px}
.course-gallery .course-footer{align-items:center;margin:0 4.3vw;padding:16px 0 20px}
.course-gallery .course-footer a{display:inline-flex;align-items:center;min-height:44px}
.course-gallery .course-footer a:hover{color:#ebd8bc}
.course-arrival .course-gallery .course-list{animation:none}
@media(min-width:1700px){.course-gallery .course-main{margin-top:34px}.gallery-heading{margin-bottom:34px}.art-cover,.model-cover{height:195px}}
@media(max-width:1050px){.gallery-grid{grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:16px}.featured .tile-content{padding:24px}.tile-bottom{align-items:flex-start;flex-direction:column;gap:10px}.course-tile h2{font-size:22px}.featured h2{font-size:31px}.cover-label{font-size:8px;letter-spacing:1px}.open-badge{top:43px;left:22px;right:auto}}
@media(max-width:760px){.course-gallery .course-main{width:88%;margin:16px auto 32px}.gallery-heading{margin-bottom:22px}.gallery-heading h1{font-size:34px}.gallery-note{display:none}.gallery-grid{grid-template-columns:1fr;gap:22px}.course-tile.featured{grid-row:auto}.hardware-cover{height:275px;min-height:0;flex:none}.art-cover,.model-cover{height:190px}.tile-bottom{flex-direction:row;align-items:center;margin-top:20px}.open-badge{top:16px;left:auto;right:20px}.featured .tile-content{padding:22px}.featured h2{font-size:30px}.course-gallery .masthead{padding:20px 6vw 12px}.course-gallery .course-footer{margin:0 6vw}}
@media(max-width:430px){.gallery-heading .eyebrow{font-size:8px;letter-spacing:2px}.gallery-heading h1{font-size:32px}.hardware-cover{height:220px}.art-cover,.model-cover{height:165px}.cover-label{top:17px;left:17px;max-width:210px;font-size:7px;letter-spacing:1px}.open-badge{top:39px;left:17px;right:auto;font-size:9px}.course-gallery .pending{font-size:9px;right:12px;top:12px}.model-cover .cover-label{font-size:7px;letter-spacing:1px;top:18px;left:17px}.art-cover .cover-label{font-size:7px;left:12px;top:12px}.tile-content,.featured .tile-content{padding:20px}.course-tile h2{font-size:21px;letter-spacing:.5px}.featured h2{font-size:28px}.tile-description{font-size:12px}.featured .tile-description{font-size:12px}.tile-bottom{align-items:flex-start;flex-direction:column;gap:8px;padding-top:14px}.tile-entry{font-size:12px;min-height:36px}.tile-kicker{font-size:10px;letter-spacing:1.5px}}
@media(prefers-reduced-motion:reduce){.course-tile.featured,.tile-entry svg{transition:none}.featured:hover .tile-entry svg,.featured:focus-visible .tile-entry svg{transform:none}}

/* Shared distant sky and feathered artwork edges create one continuous space. */
.course-gallery::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background:linear-gradient(180deg,#060a12c9,#060a12e8 70%,#060a12f5),url('assets/galaxy-atmosphere-v1.jpg') center/cover;opacity:.38}
.course-cover img{mask-image:linear-gradient(90deg,transparent,#000 15%,#000 85%,transparent),linear-gradient(180deg,transparent,#000 12%,#000 78%,transparent);mask-composite:intersect}
.cover-label,.open-badge,.course-gallery .pending{z-index:1}
.gallery-grid>.planned{position:relative}
.gallery-grid>.planned::before{content:"";position:absolute;left:0;top:24px;bottom:24px;width:1px;background:linear-gradient(transparent,#c5cdd82b,transparent)}
.tile-kicker{color:#b9aa91}.gallery-note{color:#a7adba}
@media(max-width:760px){.hardware-cover{min-height:0}.gallery-grid{gap:28px}.gallery-grid>.planned::before{display:none}.tile-content{padding-top:8px}.featured .tile-content{padding-top:10px}}