/* AMA 30.4: clean, joyful but restrained premium hub */
.ama-hub-nav{display:grid!important;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px!important;overflow:visible!important;padding:12px!important;border:1px solid #d9e9e7;border-radius:22px;background:linear-gradient(135deg,#f0faf6,#e9f7f5)!important;box-shadow:0 12px 30px #06323c0d;margin:20px 0 26px}
.ama-hub-tab{appearance:none;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent!important;border-radius:15px;padding:16px 8px!important;min-height:65px;background:#fff9;color:#234b53!important;font-weight:850!important;font-family:inherit;font-size:clamp(12px,1.2vw,16px);transition:transform .2s,box-shadow .2s,background .2s}
.ama-hub-tab span{font-size:23px}.ama-hub-tab:hover{transform:translateY(-3px);box-shadow:0 10px 20px #063c3c16}.ama-hub-tab.selected{background:linear-gradient(125deg,#0f5158,#168478)!important;color:white!important;box-shadow:0 12px 22px #095c5d33}
.ama-hub-panel{animation:ama-hub-enter .25s ease;min-width:0}.ama-hub-panel[hidden]{display:none!important}.ama-hub-panel>section,.ama-hub-panel>div{margin-top:20px}
@keyframes ama-hub-enter{from{opacity:.5;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.student-welcome{position:relative;overflow:hidden;border-radius:27px!important;background:radial-gradient(circle at 12% 17%,#b7f4df44,transparent 35%),linear-gradient(125deg,#082e39,#126d69)!important;color:#fff;padding:24px!important}
.student-welcome:before{content:'✦';position:absolute;left:7%;top:12%;font-size:90px;color:#b6eccc28;pointer-events:none}
.student-welcome:after{content:'✳';position:absolute;left:30%;bottom:-35px;font-size:95px;color:#90ead820;pointer-events:none}
.student-welcome .eyebrow,.student-welcome h1,.student-welcome p{color:#fff!important}
.student-welcome .student-profile-tags span{background:#ffffff20!important;color:#fff!important;border-color:#ffffff3a!important}
.ama-hub-panel .student-section-head h2{font-weight:900}.ama-hub-panel .student-section-head{border-radius:20px;background:linear-gradient(100deg,#effbf8,#ffffff);padding:16px 20px;border:1px solid #d4ece8;position:relative}
.ama-hub-panel .student-section-head:after{content:'✧';position:absolute;left:20px;top:15px;font-size:30px;color:#11a49955}
.ama-cart-panel{padding:20px;border:1px solid #d5eee9;border-radius:26px;background:#fff;box-shadow:0 10px 40px #0c38340a}
.ama-cart-summary{display:flex;align-items:center;justify-content:space-between;gap:12px;border-radius:20px;background:#0b444c;color:#fff;padding:20px;margin:15px 0}.ama-cart-summary>div{display:grid;gap:5px}.ama-cart-summary strong{font-size:23px}.ama-cart-price{font-size:22px;font-weight:850;color:#bbf6d7}
.ama-cart-item{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:18px;background:#f4faf8;border:1px solid #dceeea;border-radius:17px;margin-top:10px}.ama-cart-item>div:first-child{display:grid;gap:4px}.ama-cart-item small{color:#4c7278}.ama-cart-actions{display:flex;gap:8px;flex-wrap:wrap}.ama-cart-warning{background:#fff7e5;border:1px solid #f5dc9d;border-radius:14px;padding:14px;color:#725118}.ama-cart-footnote{font-size:12px;color:#577077;margin-top:18px}.ama-cart-empty{padding:20px;background:#f6fbfa;border-radius:14px}
.ama-cart-admin-top{display:grid;gap:8px;background:#effaf5;border-radius:18px;padding:16px}.ama-cart-admin-top small{color:#47666b}.ama-cart-admin-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px;margin-top:18px}.ama-cart-lead{padding:17px;border:1px solid #d9e9e5;border-radius:18px;background:#fff;box-shadow:0 6px 18px #1539310a}.ama-cart-lead>div:first-child{display:flex;justify-content:space-between;gap:8px}.ama-cart-lead small{color:#5b7980}.ama-cart-lead-items{display:flex;flex-wrap:wrap;gap:5px;margin:14px 0}.ama-cart-lead-items span{background:#def4eb;color:#116456;padding:4px 9px;border-radius:20px}.ama-cart-lead-bottom{display:flex;justify-content:space-between;align-items:center;gap:6px}
.ama-upload-progress{width:100%;margin:12px 0;padding:12px;border-radius:14px;background:#eaf7f3}.ama-upload-progress small{display:block;margin-top:8px;color:#20535c}.ama-upload-progress small.error{color:#a52a2a}.ama-upload-track{width:100%;height:11px;background:#cadbd9;border-radius:20px;overflow:hidden}.ama-upload-track span{display:block;width:0;height:100%;border-radius:20px;background:linear-gradient(90deg,#0c766e,#6bcf9d);transition:width .15s}.ama-receipt-preview{display:block;max-width:165px;max-height:165px;object-fit:contain;border:1px solid #d7e8e7;border-radius:12px;margin:10px 0}
.ama-add-cart{border:none;cursor:pointer;background:linear-gradient(115deg,#d8f6e7,#8bdfc4);color:#0b4a44;font:850 14px inherit!important;font-weight:850;padding:12px 20px;border-radius:13px;margin-top:8px;width:100%}.ama-add-cart:hover{filter:brightness(.97)}.ama-add-cart:disabled{opacity:.65}.ama-cart-floating{position:fixed;bottom:20px;left:22px;z-index:80;border-radius:24px;background:#0f6667;color:#fff;box-shadow:0 10px 25px #044c5144;padding:13px 21px;text-decoration:none;font-weight:800}
@media(max-width:870px){.ama-hub-nav{grid-template-columns:repeat(3,minmax(0,1fr))}.ama-hub-tab{min-height:56px;padding:12px 6px!important}}
@media(max-width:580px){.ama-hub-nav{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;padding:8px!important}.ama-hub-tab{font-size:12px;gap:5px;min-height:54px}.ama-hub-tab span{font-size:18px}.ama-hub-nav .ama-hub-tab:last-child{grid-column:span 2}.ama-cart-item{align-items:flex-start;flex-direction:column}.ama-cart-actions{width:100%}.ama-cart-summary{flex-direction:column;align-items:flex-start}.ama-cart-floating{bottom:10px;left:10px;padding:10px 14px}}
@media(prefers-reduced-motion:reduce){.ama-hub-panel,.ama-hub-tab{animation:none;transition:none}}