:root{--sky: #8fd3f4;--sky-deep: #3d8bff;--sun: #ffd93d;--grass: #6bcb77;--orange: #ff8c42;--pink: #ff6b9d;--purple: #9b7ede;--navy: #1d3557;--cream: #fff8e7;--white: #ffffff;--shadow: 0 10px 0 rgba(29, 53, 87, .12);--radius: 28px;font-family:Nunito,Trebuchet MS,sans-serif;font-size:20px;color:var(--navy);background:var(--sky)}*{box-sizing:border-box}html,body,#root{min-height:100%;margin:0}body{background:linear-gradient(#8fd3f4,#c9f0ff 38%,#fff3c4 72%,#b8ecb0);background-attachment:fixed}button,input,textarea,select{font:inherit}button{cursor:pointer}a{color:inherit}.app-shell{width:min(980px,100%);margin:0 auto;padding:16px 16px 118px}.topbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;flex-wrap:wrap}.whoami{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:flex-end}.chip.who{min-height:48px;display:inline-flex;align-items:center;font-size:1.05rem}.brand{display:flex;align-items:center;gap:10px;font-family:Fredoka,Nunito,sans-serif;font-weight:700;font-size:1.35rem}.chip{background:var(--white);border-radius:999px;padding:8px 14px;box-shadow:var(--shadow);font-weight:800}.card{background:var(--white);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);margin-bottom:16px}.card.sun{background:var(--sun)}.card.grass{background:#d8f8dc}.card.orange{background:#ffe1c8}.card.pink{background:#ffd6e6}.card.blue{background:#d7ecff}.collapsible-summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:12px;font-family:Fredoka,Nunito,sans-serif;font-size:clamp(1.4rem,5vw,2rem);font-weight:700;line-height:1.15;min-height:48px;-webkit-user-select:none;user-select:none}.collapsible-summary::-webkit-details-marker,.collapsible-summary::marker{display:none;content:""}.collapsible-mark:after{content:"▸";font-size:1.2rem}.collapsible[open] .collapsible-mark:after{content:"▾"}.collapsible-body{margin-top:12px}.status-labels{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.status-label{display:inline-flex;align-items:center;border-radius:999px;padding:6px 12px;font-size:.85rem;font-weight:800;letter-spacing:.02em;background:#ffe1c8}.status-label.ok{background:#d8f8dc}h1,h2,h3{font-family:Fredoka,Nunito,sans-serif;margin:0 0 10px;line-height:1.15}h1{font-size:clamp(2rem,7vw,3.2rem)}h2{font-size:clamp(1.4rem,5vw,2rem)}p{margin:0 0 12px;line-height:1.35}.muted{opacity:.8}.center{text-align:center}.big-date{font-size:1.15rem;font-weight:800;background:var(--white);display:inline-block;padding:8px 16px;border-radius:999px;box-shadow:var(--shadow)}.grid{display:grid;grid-template-columns:1fr;gap:14px}@media(min-width:720px){.grid.two,.grid.home{grid-template-columns:1fr 1fr}}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;width:100%;min-height:64px;border:0;border-radius:22px;padding:14px 18px;font-weight:800;font-size:1.15rem;box-shadow:0 6px #1d35572e;transition:transform .12s ease;text-decoration:none;color:var(--navy)}.btn:active{transform:translateY(3px);box-shadow:0 3px #1d35572e}.btn.blue{background:var(--sky-deep);color:#fff}.btn.yellow{background:var(--sun)}.btn.green{background:var(--grass);color:#fff}.btn.orange{background:var(--orange);color:#fff}.btn.pink{background:var(--pink);color:#fff}.btn.purple{background:var(--purple);color:#fff}.btn.white{background:#fff}.btn.small{min-height:48px;width:auto;padding:10px 16px;font-size:1rem}.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}.home-btn small{display:block;font-size:.85rem;font-weight:700;opacity:.9}.student-pick{display:grid;grid-template-columns:1fr;gap:12px}@media(min-width:640px){.student-pick{grid-template-columns:repeat(3,1fr)}}.student-card{border:0;border-radius:24px;padding:18px 12px;min-height:120px;background:#fff;box-shadow:var(--shadow);font-weight:800;font-size:1.2rem}.student-card.selected{outline:5px solid var(--navy)}.math-box{background:#fffbe6;border-radius:24px;padding:22px;text-align:center}.math-prompt{font-family:Fredoka,sans-serif;font-size:clamp(2.2rem,10vw,3.6rem);margin:8px 0 16px}.answer-input,.text-input,textarea{width:100%;border:4px solid #d7ecff;border-radius:18px;padding:14px 16px;background:#fff;min-height:62px}textarea{min-height:110px;resize:vertical}.check-list{display:grid;gap:12px}.check-item{display:grid;grid-template-columns:64px 1fr auto;align-items:center;gap:10px;background:#f4fbff;border-radius:22px;padding:10px}.check-item.done{background:#d8f8dc}.check-item.locked{opacity:.72}.check:disabled{opacity:.7;cursor:not-allowed;transform:none}.check{width:64px;height:64px;border:0;border-radius:18px;background:#fff;font-size:2rem;box-shadow:var(--shadow)}.progress{height:28px;background:#e8f4ff;border-radius:999px;overflow:hidden;box-shadow:inset 0 3px #1d355714}.progress>span{display:block;height:100%;background:linear-gradient(90deg,var(--grass),#9be89a);width:0;transition:width .35s ease}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:separate;border-spacing:0;min-width:520px}th,td{padding:12px;text-align:center;border-bottom:3px solid #eef6ff;font-size:.95rem}th{background:#d7ecff}td.ok{background:#d8f8dc;font-weight:800}td.bad{background:#ffe1c8;font-weight:800}.nav{position:fixed;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(4,1fr);gap:6px;padding:10px 10px calc(10px + env(safe-area-inset-bottom));background:#fffffff0;box-shadow:0 -8px 20px #1d355714;z-index:20}.nav a{text-decoration:none;text-align:center;font-size:.78rem;font-weight:800;padding:8px 4px;border-radius:16px}.nav a.active{background:#d7ecff}.nav .ico{display:block;font-size:1.45rem}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#1d355773;display:grid;place-items:center;padding:20px;z-index:40}.modal{width:min(520px,100%);background:#fff;border-radius:30px;padding:24px;text-align:center;box-shadow:var(--shadow)}.confetti{pointer-events:none;position:fixed;top:0;right:0;bottom:0;left:0;overflow:hidden;z-index:50}.confetti i{position:absolute;top:-20px;width:12px;height:18px;border-radius:3px;animation:fall 2.4s linear forwards}@keyframes fall{to{transform:translateY(110vh) rotate(540deg);opacity:.2}}.backpack{width:min(220px,60vw);margin:8px auto 4px;display:block}.medal{display:inline-flex;flex-direction:column;align-items:center;gap:4px;min-width:90px;padding:10px;border-radius:18px;background:#f4fbff}.medal.off{filter:grayscale(1);opacity:.45}.trophy{display:inline-flex;flex-direction:column;align-items:center;gap:4px;min-width:96px;padding:10px;border-radius:18px;background:#fff8e7}.trophy .cup{font-size:2rem}.trophy.bronce .cup{filter:sepia(1) saturate(4) hue-rotate(-10deg)}.trophy.plata .cup{filter:grayscale(1) brightness(1.2)}.trophy.oro .cup{filter:sepia(1) saturate(8) hue-rotate(5deg) brightness(1.1)}.trophy.off{filter:grayscale(1);opacity:.45}.subjects{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0 4px}.subject-chip{background:#d7ecff;border-radius:999px;padding:6px 12px;font-weight:800;font-size:.9rem}.suggest-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}.banner{background:#fff3c4;border-radius:20px;padding:12px 14px;font-weight:800;margin-bottom:14px}.error{background:#ffd6e6;border-radius:16px;padding:10px 12px;font-weight:800}.row{display:flex;gap:10px;flex-wrap:wrap}.grow{flex:1}.place{display:grid;grid-template-columns:52px 1fr auto;gap:10px;align-items:center;background:#f4fbff;border-radius:20px;padding:12px;margin-bottom:10px}.hidden-link{display:block;margin-top:18px;text-align:center;font-size:.95rem;font-weight:800;opacity:.7}.day-scroller{display:flex;gap:10px;overflow-x:auto;padding:6px 2px 14px;margin:8px 0 4px;-webkit-overflow-scrolling:touch}.day-chip{flex:0 0 92px;border:0;border-radius:22px;padding:10px 6px 12px;background:#fff;box-shadow:var(--shadow);text-align:center;color:var(--navy)}.day-chip .chip-name{display:block;font-size:.78rem;font-weight:800}.day-chip .chip-num{display:block;font-family:Fredoka,Nunito,sans-serif;font-size:2rem;line-height:1;margin:2px 0}.day-chip .chip-mon{display:block;font-size:.78rem;font-weight:800;text-transform:capitalize}.day-chip.locked:not(.on){background:#f3f6fa;color:#6b7c93}.day-chip.on{background:var(--sky-deep);color:#fff}.day-chip.busy:not(.on){background:#fff3c4}.day-title{margin-top:8px}.thumbs{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:12px}.thumb{width:88px;height:88px;object-fit:cover;border-radius:16px;box-shadow:var(--shadow)}.day-select-wrap{display:grid;gap:8px;margin:12px 0;font-weight:800}.day-select{min-height:72px;font-size:1.05rem;font-weight:800;border-color:var(--sky-deep);background:#fff8e7}.day-target{background:#fff3c4;border-radius:18px;padding:12px 14px;font-weight:700}.check-item.teacher-item{grid-template-columns:64px 1fr;align-items:start}.day-move{min-height:48px;width:auto;min-width:180px;flex:1}