:root{--ink:#26364b;--muted:#63748a;--blue:#4d9ff0;--mint:#6ec9a4;--cream:#fff9ec;--yellow:#ffcd65;--pink:#ff91a8;--purple:#aa95e9;--line:#dce9ef;--card:#fff;--shadow:0 10px 30px rgba(43,88,126,.10)}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{min-height:100%;background:#e7f7ff}
body{margin:0;font-family:ui-rounded,'Noto Sans TC','PingFang TC','Microsoft JhengHei',system-ui,sans-serif;background:linear-gradient(160deg,#e7f7ff,#fffaf1 68%,#f5efff);color:var(--ink);min-height:100vh;min-height:100dvh;overflow-x:hidden}
button,select{font:inherit}button{cursor:pointer;touch-action:manipulation}button:focus-visible,select:focus-visible{outline:4px solid #335ecb;outline-offset:3px}
.wrap{max-width:1080px;margin:auto;padding:calc(20px + env(safe-area-inset-top)) calc(20px + env(safe-area-inset-right)) calc(42px + env(safe-area-inset-bottom)) calc(20px + env(safe-area-inset-left))}
.top{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.brand{display:flex;align-items:center;gap:12px;font-size:clamp(21px,3vw,30px);font-weight:900}.brand .mascot{font-size:42px;background:white;border-radius:20px;padding:4px 10px;box-shadow:var(--shadow)}.tag{color:#567087;font-size:14px;margin-top:4px;font-weight:600}.top-right{display:flex;align-items:center;gap:9px;flex-wrap:wrap}.pill{border:1px solid var(--line);background:white;border-radius:999px;padding:10px 15px;font-weight:800}
.app-status{margin:14px 0 0;padding:12px 15px;border-radius:14px;background:#e8f5ff;border:1px solid #b9dff5;font-weight:750;line-height:1.55}.app-status.error{background:#fff0f4;border-color:#ecb2bf;color:#8e2840}
.nav{display:flex;gap:8px;overflow:auto;padding:20px 0 22px;scrollbar-width:none}.nav::-webkit-scrollbar{display:none}.nav button{border:0;background:#fff;color:#496176;border-radius:16px;padding:13px 18px;font-weight:800;white-space:nowrap;min-height:48px}.nav button.active{background:var(--ink);color:#fff}
.hero{border-radius:27px;padding:26px;background:linear-gradient(125deg,#e2f4ff,#e9f8ed 65%,#fff0d2);box-shadow:var(--shadow);display:flex;align-items:center;justify-content:space-between;gap:10px}.hero h1{margin:0 0 8px;font-size:clamp(25px,4vw,37px)}.hero p{margin:0;color:#52677c;line-height:1.8}.hero-art{font-size:clamp(65px,12vw,125px);filter:drop-shadow(0 8px 3px #9dd5d280)}
.grid{display:grid;grid-template-columns:1.4fr 1fr;gap:18px;margin-top:18px}.card{background:#fff;border:1px solid #edf0f4;border-radius:25px;padding:24px;box-shadow:var(--shadow);min-width:0}h2{font-size:23px;margin:0 0 16px}h3{font-size:19px;margin:0 0 10px}.sub{color:var(--muted);line-height:1.65}.spaced-heading{margin-top:27px}.curriculum-label{margin:5px 0 14px;color:var(--muted);font-size:13px;font-weight:750}
.tasks{display:grid;gap:10px}.task{border:1px solid var(--line);border-radius:17px;padding:14px;display:flex;gap:11px;align-items:center;justify-content:space-between}.task .left{display:flex;align-items:center;gap:12px;min-width:0}.task .emoji{font-size:28px}.task strong{display:block}.task small{color:var(--muted);display:block;margin-top:3px}.min{color:#5b6e7f;font-size:13px;font-weight:800;white-space:nowrap}.bar{height:16px;background:#e8eef1;border-radius:99px;overflow:hidden;margin:13px 0}.fill{height:100%;background:linear-gradient(90deg,#75d8b3,#4f9dec);width:0;transition:width .3s}
.btn{background:var(--blue);border:0;color:#fff;font-weight:900;border-radius:16px;padding:14px 22px;min-height:48px;box-shadow:0 6px 0 #3477b7;transition:transform .1s}.btn:active{transform:translateY(4px);box-shadow:0 2px 0 #3477b7}.btn.secondary{background:#fff;color:var(--ink);border:2px solid var(--line);box-shadow:none}.btn.soft{background:#eaf6ff;color:#2a6fac;box-shadow:none}.btn:disabled{opacity:.55;cursor:not-allowed}.tiny{font-size:13px}.action{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:17px}.centered{justify-content:center}
.lesson-head{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}.level-switch{display:flex;gap:8px;flex-wrap:wrap}.level-switch button{border:1px solid #cfe1ef;border-radius:12px;padding:10px;background:white;font-weight:800;min-width:48px;min-height:48px}.level-switch button.active{background:#e2f1ff;border-color:#459de9}.big-phoneme{font-size:clamp(70px,13vw,135px);font-weight:900;line-height:1.25;color:#2786ce}.phonics-panel{text-align:center;background:#f0f9ff;border:2px dashed #b9dff5;border-radius:25px;padding:28px 15px;margin-top:10px;min-width:0}.word{font-size:clamp(28px,6vw,44px);font-weight:900;overflow-wrap:anywhere}.speech-status{min-height:1.4em;margin:14px 0 0;color:#567087}
.choices{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:17px}.choice{border:3px solid #e5edf3;background:#fff;border-radius:21px;min-height:120px;padding:18px 8px;font-weight:850;color:var(--ink);overflow-wrap:anywhere}.choice .picture{display:block;font-size:48px}.choice.selected{border-color:#4b9fec;background:#e8f5ff}.choice.good{border-color:#45b589;background:#e6f8ef}.choice.bad{border-color:#ec7590;background:#fff0f4}.choice:disabled{opacity:1;cursor:default}.feedback{padding:14px 18px;background:#eef7ff;border-radius:16px;margin-top:14px;line-height:1.7;font-weight:700;overflow-wrap:anywhere}
.wordbank{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin:15px 0}.tile{font-size:30px;font-weight:900;min-width:54px;min-height:60px;border:2px solid #beddea;border-radius:15px;background:#fff;color:var(--ink)}.slots{display:flex;justify-content:center;gap:7px;margin:16px auto;max-width:100%;flex-wrap:wrap}.slot{min-width:50px;min-height:60px;border:3px dashed #a3bbcd;background:#f5fbff;border-radius:14px;font-size:30px;font-weight:900;display:grid;place-items:center}.spell-picture{font-size:75px}.headphone{font-size:58px}
.kpi{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.kpi>div{background:#f0f8ff;border-radius:17px;padding:18px;text-align:center;min-width:0}.kpi b{display:block;font-size:29px;overflow-wrap:anywhere}.kpi span{color:#65768a;font-size:12px}.listwords{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.vocab{padding:16px 8px;background:#f5f9ff;border-radius:17px;text-align:center;min-height:112px;color:var(--ink);overflow-wrap:anywhere}.vocab .pic{font-size:44px}.vocab strong{display:block;font-size:19px;margin:5px}.muted{color:#6c8090}.notice{padding:12px 15px;background:#fff7e7;border-radius:14px;font-size:14px;line-height:1.75}.top-gap{margin-top:20px}.hidden{display:none!important}.footer{color:#748699;text-align:center;font-size:13px;margin:28px auto}.star{font-size:35px}.section-title{display:flex;align-items:flex-start;justify-content:space-between;gap:8px;flex-wrap:wrap}.quiz-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px}.checklist{list-style:none;padding:0;margin:0;display:grid;gap:9px}.checklist li{padding:9px 0;border-bottom:1px solid #edf0f5}.checklist li:before{content:'✦';color:#54b698;margin-right:9px}.inline-progress{font-weight:900;color:#3f8cbb}.reward{background:#fff8de;border-radius:18px;padding:16px;text-align:center}.review-progress{display:flex;align-items:center;justify-content:space-between;gap:12px;background:#eef8ff;border-radius:16px;padding:12px 16px;margin:14px 0;font-weight:800}.danger{color:#a53249!important;border-color:#efb4c0!important}.settings-box{margin-top:24px;padding:18px;background:#f0f8ff;border-radius:18px}.settings-box label{display:block;font-weight:800;margin-bottom:8px}.settings-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.settings-row select{flex:1;min-width:220px;max-width:560px;border:2px solid #cfe1ef;border-radius:13px;background:#fff;color:var(--ink);font:inherit;font-weight:700;padding:12px;min-height:48px}.voice-status{margin:10px 0 0;color:var(--muted);font-size:13px;line-height:1.6}
.bar[role="progressbar"]{position:relative}.view h1:focus-visible,.view h2:focus-visible{outline:4px solid #335ecb;outline-offset:5px;border-radius:8px}.nav button[aria-current="page"],.level-switch button[aria-pressed="true"]{background:var(--ink);color:#fff}.level-switch button[aria-pressed="true"]{border-color:var(--ink)}
@media(max-width:900px){.nav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));overflow:visible;padding:16px 0}.nav button{white-space:normal;min-height:52px;padding:9px 7px;line-height:1.25}}
@media(max-width:760px){.wrap{padding-top:calc(13px + env(safe-area-inset-top));padding-right:calc(12px + env(safe-area-inset-right));padding-bottom:calc(30px + env(safe-area-inset-bottom));padding-left:calc(12px + env(safe-area-inset-left))}.grid{grid-template-columns:1fr}.hero{padding:19px}.hero-art{font-size:63px}.card{padding:18px}.choices{gap:8px}.choice{min-height:110px}.choice .picture{font-size:38px}.listwords{grid-template-columns:repeat(2,minmax(0,1fr))}.nav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));overflow:visible;padding:16px 0}.nav button{white-space:normal;min-height:52px;padding:9px 7px;line-height:1.25}.kpi>div{padding:10px}.kpi b{font-size:25px}.hero{position:relative;overflow:hidden}.hero>div:first-child{position:relative;z-index:1}}
@media(max-width:370px){.wrap{padding-top:calc(10px + env(safe-area-inset-top))}.top{gap:10px}.brand{gap:8px}.brand .mascot{font-size:34px}.top-right .pill{padding:8px 12px}.nav{gap:6px;padding:12px 0}.nav button{font-size:12px;min-height:48px;padding:7px 3px}.hero{padding:16px}.hero h1{font-size:23px}.hero p{font-size:14px;line-height:1.65;max-width:205px}.hero .action{margin-top:12px}.hero-art{position:absolute;right:12px;bottom:18px;font-size:52px;opacity:.62}.tag{max-width:190px}.settings-row{display:grid;grid-template-columns:1fr}.settings-row select{min-width:0;width:100%;font-size:13px;padding:10px 8px}.settings-row .btn{justify-self:start}.choices{grid-template-columns:1fr}.choice{min-height:70px}.choice .picture{display:inline;margin-right:15px}.slot{min-width:42px;min-height:52px;font-size:25px}.tile{min-width:48px;min-height:52px;font-size:25px}}
@media(orientation:landscape) and (max-height:540px){.wrap{max-width:1180px}.hero{padding:16px 22px}.hero-art{font-size:70px}.nav{padding:10px 0 14px}.phonics-panel{padding:16px}.big-phoneme{font-size:72px}.spell-picture{font-size:55px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* 家長教材管理：同一套 Web 核心同時供瀏覽器與 iOS 容器使用 */
.eyebrow{margin:0 0 4px;color:#4b7190;font-size:12px;font-weight:900;letter-spacing:.12em}.manager-shell{padding:clamp(16px,3vw,30px)}.manager-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;flex-wrap:wrap;margin-bottom:16px}.manager-layout{display:grid;grid-template-columns:minmax(260px,320px) minmax(0,1fr);gap:18px;margin-top:18px;align-items:start}.course-panel{background:#f0f8ff;border-radius:20px;padding:14px;min-width:0}.course-panel-actions{display:grid;gap:8px;margin-bottom:12px}.course-panel-actions .btn{width:100%}.course-list{display:grid;gap:9px}.course-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px;align-items:center;padding:11px;background:#fff;border:2px solid transparent;border-radius:15px}.course-row.selected{border-color:#459de9;background:#e9f5ff}.course-main{border:0;background:transparent;text-align:left;color:var(--ink);min-width:0;padding:5px}.course-main strong,.course-main small{display:block;overflow-wrap:anywhere}.course-main small{margin-top:4px;color:var(--muted);line-height:1.45}.status-chip{display:inline-block;border-radius:999px;padding:3px 8px;font-size:11px;font-weight:900;margin-top:6px;background:#e7edf3;color:#52697c}.status-chip.enabled{background:#dff5e9;color:#247455}.status-chip.draft{background:#fff0c9;color:#8b6200}.status-chip.disabled{background:#eceff2;color:#66727c}.row-tools{display:flex;gap:4px}.icon-btn{border:1px solid #cfe1ef;background:#fff;color:var(--ink);border-radius:10px;min-width:42px;min-height:42px;font-weight:900}.icon-btn:disabled{opacity:.35}.course-editor{min-width:0}.editor-empty{min-height:300px;display:grid;place-content:center;text-align:center;padding:30px;border:2px dashed #c7ddeb;border-radius:20px;background:#f9fcff}.editor-empty>span{font-size:60px}.editor-section{border:1px solid #d8e8f2;border-radius:18px;padding:16px;margin-top:16px;background:#fff}.editor-section h3{margin:0 0 10px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.field{display:grid;gap:6px;align-content:start;min-width:0}.field.full{grid-column:1/-1}.field label,.field-label{font-weight:850;font-size:14px}.field input,.field textarea,.field select{width:100%;min-height:48px;border:2px solid #c9dce8;border-radius:12px;background:#fff;color:var(--ink);font:inherit;padding:10px 12px}.field textarea{min-height:82px;resize:vertical}.field input[aria-invalid="true"],.field textarea[aria-invalid="true"]{border-color:#c53f5c;background:#fff8fa}.field-error{min-height:1.2em;color:#aa2946;font-size:12px;font-weight:750;line-height:1.4}.section-error{color:#aa2946;background:#fff0f4;border-radius:12px;padding:10px 12px;font-size:13px;font-weight:750;margin:8px 0}.item-list{display:grid;gap:12px}.editor-item{border:1px solid #d7e5ef;border-radius:16px;padding:14px;background:#f9fcff}.item-head{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:12px;flex-wrap:wrap}.item-head strong{overflow-wrap:anywhere}.item-actions{display:flex;gap:6px;flex-wrap:wrap}.check-row{display:flex;gap:14px;flex-wrap:wrap;align-items:center;min-height:48px}.check-row label{display:flex;align-items:center;gap:7px;font-weight:800}.check-row input{width:22px;height:22px}.editor-toolbar{display:flex;gap:9px;flex-wrap:wrap;margin-top:12px}.editor-actions{position:sticky;bottom:0;z-index:5;display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:18px;padding:13px max(12px,env(safe-area-inset-right)) calc(13px + env(safe-area-inset-bottom)) max(12px,env(safe-area-inset-left));border:1px solid #ccdfeb;border-radius:17px 17px 0 0;background:rgba(255,255,255,.96);box-shadow:0 -8px 24px rgba(34,74,103,.09);backdrop-filter:blur(8px)}.editor-actions .save-note{flex:1;min-width:180px;color:var(--muted);font-size:13px;line-height:1.45}.validation-summary{border-radius:16px;padding:14px;margin-top:14px;background:#fff4d9}.validation-summary.error{background:#fff0f4;color:#8b2840}.validation-summary ul{margin:8px 0 0;padding-left:22px}.preview-panel{margin-top:16px;border:2px solid #b9dff5;border-radius:20px;padding:16px;background:#eff9ff}.preview-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.preview-card{border:0;border-radius:15px;background:#fff;padding:13px;color:var(--ink);text-align:center;overflow-wrap:anywhere;min-height:104px}.preview-card .pic{display:block;font-size:34px}.preview-phonics{display:flex;gap:9px;flex-wrap:wrap}.preview-phonics .preview-card{flex:1 1 150px}.danger-zone{border-color:#f0bcc6;background:#fff9fa}.manager-saving{opacity:.65;pointer-events:none}
@media(max-width:900px){.manager-layout{grid-template-columns:1fr}.course-list{grid-template-columns:repeat(2,minmax(0,1fr))}.course-panel-actions{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:620px){.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.course-list{grid-template-columns:1fr}.course-panel-actions{grid-template-columns:1fr}.preview-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.editor-actions{margin-left:-10px;margin-right:-10px}.editor-actions .btn{flex:1 1 130px}}
@media(orientation:landscape) and (max-height:540px){.editor-actions{padding-top:8px;padding-bottom:calc(8px + env(safe-area-inset-bottom))}.manager-heading{margin-bottom:10px}.editor-section{margin-top:10px}}