.te-explorer{background:linear-gradient(130deg,#071f2b,#17335c);border-radius:30px;color:#fff;padding:20px;overflow:hidden;margin-top:24px}.te-stage{min-height:520px;display:flex;flex-wrap:wrap;gap:12px}.te-card{background:#fff;color:#123342;border:0;border-radius:16px;padding:10px;text-align:left;cursor:pointer;width:170px;overflow:hidden}.te-card img{width:100%;height:90px;object-fit:contain;background:#f6f8f8;border-radius:10px}.te-card span{display:block;font-size:10px;line-height:1.4;margin-top:6px}.te-card strong{display:block;font-size:12px;line-height:1.4;margin-top:4px}.te-explorer.ready .te-stage{position:relative;display:block;height:520px;perspective:1100px;overflow:hidden;touch-action:pan-y}.ready .te-card{position:absolute;left:50%;top:50%;transition:transform .65s cubic-bezier(.22,.65,.3,1),opacity .5s;will-change:transform}.te-explorer[data-mode="1"] .te-card,.te-explorer[data-mode="8"] .te-card,.te-explorer[data-mode="9"] .te-card{transition:opacity .3s}.te-card[aria-pressed=true]{outline:3px solid #ff713c;outline-offset:3px}.te-detail{position:relative;z-index:2;min-height:150px;background:#071f2bea;padding:20px;border-radius:18px}.te-detail h3{color:#fff!important;font-size:clamp(1.15rem,2vw,1.6rem);margin:8px 0}.te-detail p,.te-detail small{color:#c5d9df}.te-detail a{color:#ffad86}.te-controls,.te-modes{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:16px}.te-controls button,.te-modes button{font:inherit;font-size:.85rem;border:1px solid #60808e;background:#153846;color:#fff;border-radius:24px;padding:10px 16px;min-height:44px;cursor:pointer}.te-modes button[aria-pressed=true]{background:#ff713c;color:#102431;border-color:#ff713c}.te-hint,.te-mode-description{font-size:.8rem;text-align:center;color:#b9d2db;margin:12px 0}.te-card:focus-visible,.te-controls button:focus-visible,.te-modes button:focus-visible{outline:3px solid #ffb872;outline-offset:3px}@media(max-width:600px){.te-explorer{padding:12px;border-radius:20px}.te-explorer.ready .te-stage{height:390px;min-height:390px}.te-card img{height:65px}.te-modes{display:grid;grid-template-columns:1fr 1fr}.te-modes button{padding:9px 7px;font-size:.75rem}.te-detail{min-height:170px;padding:16px}}@media(prefers-reduced-motion:reduce){.ready .te-card{transition:none}}
.te-card.te-course{display:grid;grid-template-rows:minmax(0,1fr) minmax(0,1fr);gap:0;padding:9px;box-sizing:border-box}.te-card.te-course img{display:block;width:100%;height:100%;min-height:0;object-fit:contain;background:#fff;border-radius:0;padding:3px;box-sizing:border-box}.te-course-copy{display:flex;flex-direction:column;justify-content:flex-start;gap:4px;min-height:0;padding-top:5px;box-sizing:border-box}.te-card.te-course strong{font-size:12px;line-height:1.3;margin:0;overflow-wrap:anywhere}.te-card.te-course span{font-size:8px;line-height:1.25;margin:0;color:#43606b}.te-card.te-course .te-long strong{font-size:10px}.te-card.te-photo{padding:6px}.te-card.te-photo img{height:calc(100% - 42px);object-fit:cover;border-radius:10px}.te-card.te-photo span{display:none}.te-card.te-photo strong{font-size:10px;line-height:1.4;margin:5px 3px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}@media(max-width:600px){.te-card.te-course{padding:6px}.te-card.te-course strong{font-size:10px}.te-card.te-course .te-long strong{font-size:8px}.te-card.te-course span{font-size:7px}.te-course-copy{gap:2px;padding-top:3px}}

/* Crisp double frame with a lightweight depth cue. */
.te-card{position:relative;border:2px solid #7fa5b6;border-radius:18px;background:#fff;box-shadow:3px 4px 0 #35596b,5px 7px 9px #020f1b30}
.te-card::after{content:"";position:absolute;inset:4px;border:1px solid #ccdde5;border-radius:12px;pointer-events:none}
.te-card.te-course img{border-radius:9px;background:#fff;box-shadow:none}
.te-course-copy{border-top:1px solid #dce9ed}
.te-card[aria-pressed=true]{border-color:#ee895a;outline:2px solid #ff9464;outline-offset:2px;box-shadow:3px 4px 0 #945a40,5px 7px 9px #020f1b30}
.te-card[aria-pressed=true]::after{border-color:#efc1a8}