:root{--navy:#0d2b4d;--navy2:#153f6c;--blue:#2d6fad;--orange:#f28a2e;--orange2:#ffb56b;--ink:#172033;--muted:#667085;--line:#e6e9ee;--bg:#f4f7fb;--card:#fff;--green:#178b63;--red:#c44242;--purple:#7357b7;--shadow:0 18px 52px rgba(13,43,77,.10);--shadow2:0 8px 28px rgba(13,43,77,.08);--radius:20px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,"Noto Sans TC","Segoe UI",Arial,sans-serif;background:linear-gradient(180deg,#f9fbfe 0,#f4f7fb 48%,#eef3f9 100%);color:var(--ink);min-height:100vh}button,input,select,textarea{font:inherit}button{cursor:pointer}a{text-decoration:none;color:inherit}
.app{min-height:100vh}.topbar{height:72px;background:rgba(255,255,255,.92);backdrop-filter:blur(18px);border-bottom:1px solid rgba(13,43,77,.08);display:flex;align-items:center;position:sticky;top:0;z-index:50}.top-inner{width:min(1440px,calc(100% - 36px));margin:auto;display:flex;align-items:center;gap:22px}.brand{display:flex;align-items:center;gap:12px;min-width:245px}.brandmark{width:42px;height:42px;border-radius:13px;background:linear-gradient(135deg,var(--navy),var(--blue));color:white;display:grid;place-items:center;font-weight:900;box-shadow:0 8px 20px rgba(13,43,77,.25)}.brandtext b{display:block;color:var(--navy);font-size:17px;letter-spacing:.2px}.brandtext small{color:#7a8797;font-size:11px}.topnav{display:flex;align-items:center;gap:5px;flex:1}.topnav button{border:0;background:transparent;color:#526176;padding:10px 12px;border-radius:10px;font-weight:700;font-size:14px}.topnav button:hover,.topnav button.active{background:#edf4fb;color:var(--navy)}.top-actions{display:flex;align-items:center;gap:10px}.pill{border:1px solid #d9e2ec;background:white;border-radius:999px;padding:8px 11px;font-size:12px;font-weight:800;color:#35526f}.profile-btn{display:flex;align-items:center;gap:10px;border:0;background:#f6f8fb;border-radius:13px;padding:7px 10px}.avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,#f29b4b,#ef7f1a);display:grid;place-items:center;color:white;font-weight:900}.page{display:none}.page.active{display:block}.shell{width:min(1440px,calc(100% - 36px));margin:22px auto 50px}.hero{background:linear-gradient(120deg,#0c2b4d 0%,#123f70 55%,#205c8e 100%);border-radius:28px;padding:34px 34px 30px;color:white;box-shadow:0 24px 65px rgba(13,43,77,.20);position:relative;overflow:hidden}.hero:after{content:"";position:absolute;width:430px;height:430px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.18),rgba(255,255,255,0) 68%);right:-100px;top:-170px}.hero-grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(290px,.6fr);gap:24px;position:relative;z-index:1}.eyebrow{display:inline-flex;gap:8px;align-items:center;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.16);padding:7px 10px;border-radius:999px;font-size:12px;font-weight:800}.hero h1{font-size:34px;margin:14px 0 8px;letter-spacing:-.7px}.hero p{margin:0;color:#d9e8f7;line-height:1.8;max-width:780px}.hero-actions{display:flex;gap:10px;margin-top:22px;flex-wrap:wrap}.btn{border:0;border-radius:12px;padding:11px 16px;font-weight:800}.btn.primary{background:var(--orange);color:white;box-shadow:0 8px 20px rgba(242,138,46,.26)}.btn.light{background:white;color:var(--navy)}.btn.ghost{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.18);color:white}.btn.outline{background:white;border:1px solid #cfd8e5;color:var(--navy)}.btn.dark{background:var(--navy);color:white}.btn.block{width:100%}.hero-side{background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.16);border-radius:20px;padding:20px}.hero-side .label{font-size:12px;color:#cae0f3}.hero-side .big{font-size:42px;font-weight:900;margin:4px 0}.progress{height:8px;background:rgba(255,255,255,.14);border-radius:999px;overflow:hidden}.progress>span{display:block;height:100%;background:linear-gradient(90deg,#ff9b3d,#ffd09b);border-radius:999px}.hero-mini{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px}.hero-mini div{background:rgba(255,255,255,.08);border-radius:14px;padding:12px}.hero-mini b{display:block;font-size:18px}.hero-mini small{color:#cbdced}
.section-title{display:flex;justify-content:space-between;align-items:end;margin:27px 2px 14px}.section-title h2{font-size:20px;color:var(--navy);margin:0}.section-title p{margin:5px 0 0;color:var(--muted);font-size:13px}.cards{display:grid;gap:14px}.cards.four{grid-template-columns:repeat(4,minmax(0,1fr))}.cards.three{grid-template-columns:repeat(3,minmax(0,1fr))}.card{background:var(--card);border:1px solid rgba(13,43,77,.07);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow2)}.metric{display:flex;justify-content:space-between;align-items:start}.metric-icon{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:#edf4fb;color:var(--navy);font-size:20px}.metric b{font-size:27px;color:var(--navy)}.metric small{display:block;color:var(--muted);margin-top:4px}.score-ring{width:82px;height:82px;border-radius:50%;background:conic-gradient(var(--orange) 0 70%,#e7edf4 70%);display:grid;place-items:center;position:relative}.score-ring:after{content:"";position:absolute;inset:7px;background:white;border-radius:50%}.score-ring span{position:relative;z-index:1;font-weight:900;color:var(--navy)}.today-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(320px,.75fr);gap:16px}.task{display:flex;gap:15px;align-items:flex-start;padding:16px;border:1px solid #e7ecf2;border-radius:15px;margin-top:10px}.task.done{background:#f3fbf7;border-color:#d3efe2}.task-num{width:34px;height:34px;border-radius:10px;background:#edf4fb;color:var(--navy);display:grid;place-items:center;font-weight:900}.task h4{margin:0 0 5px}.task p{margin:0;color:var(--muted);font-size:13px;line-height:1.55}.task .mini-btn{margin-left:auto;white-space:nowrap}.mini-btn{border:0;border-radius:9px;padding:8px 10px;background:var(--navy);color:white;font-weight:800;font-size:12px}.mini-btn.alt{background:#edf4fb;color:var(--navy)}
.band-row{display:grid;grid-template-columns:115px 1fr 70px;gap:10px;align-items:center;margin:13px 0}.band-bar{height:8px;border-radius:999px;background:#edf0f4;overflow:hidden}.band-bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--navy2),var(--blue))}.band-row b{text-align:right;color:var(--navy)}.weak-chip{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:7px 10px;background:#fff3ea;color:#9a531e;font-size:12px;font-weight:800;margin:4px 3px 0 0}.weak-chip.green{background:#ebf8f2;color:#176b4f}.calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:7px}.day{border:1px solid #e8edf2;border-radius:11px;min-height:62px;padding:8px;background:#fff}.day small{color:#7b8794;font-size:10px}.day b{display:block;margin-top:6px;font-size:11px;color:#51606f}.day.active{background:#edf5fd;border-color:#c9deef}.day.mock{background:#fff4e9;border-color:#ffd8b6}.day.today{box-shadow:inset 0 0 0 2px var(--navy)}
.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:14px 0}.search{flex:1;min-width:260px;display:flex;align-items:center;background:white;border:1px solid #dce4ed;border-radius:13px;padding:0 12px}.search input{width:100%;border:0;outline:0;padding:12px;background:transparent}.select{border:1px solid #dce4ed;background:white;border-radius:12px;padding:11px}.library-head{background:white;border-radius:22px;padding:22px;box-shadow:var(--shadow2);display:grid;grid-template-columns:1fr auto;gap:18px;align-items:center}.library-head h1{margin:0;color:var(--navy)}.library-head p{margin:7px 0 0;color:var(--muted);line-height:1.6}.set-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.set-card{background:white;border:1px solid #e4eaf0;border-radius:17px;padding:16px;box-shadow:0 5px 18px rgba(13,43,77,.05)}.set-card:hover{transform:translateY(-2px);transition:.18s;box-shadow:var(--shadow2)}.set-top{display:flex;justify-content:space-between;gap:10px}.set-id{font-size:12px;color:#758398}.set-card h3{margin:5px 0;color:var(--navy);font-size:17px}.tag{display:inline-block;border-radius:999px;background:#eff4f9;color:#395471;padding:5px 7px;font-size:10px;font-weight:800;margin:3px 3px 0 0}.tag.orange{background:#fff2e5;color:#a75d22}.tag.green{background:#ebf8f2;color:#176b4f}.set-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin:13px 0}.set-stats div{background:#f8fafc;border-radius:9px;padding:8px;text-align:center}.set-stats b{display:block;color:var(--navy);font-size:12px}.set-stats small{font-size:9px;color:#8a95a3}.pager{display:flex;gap:7px;justify-content:center;margin:20px 0}.pager button{border:1px solid #dbe3ed;background:white;border-radius:9px;padding:8px 11px;font-weight:800}.pager button.active{background:var(--navy);color:white}
.test-shell{width:min(1560px,calc(100% - 24px));margin:12px auto 30px}.test-header{background:#0d2b4d;color:white;border-radius:17px 17px 0 0;padding:13px 18px;display:flex;align-items:center;justify-content:space-between;gap:12px}.timer{font-weight:900;font-variant-numeric:tabular-nums;background:rgba(255,255,255,.1);padding:7px 11px;border-radius:9px}.test-body{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(420px,.55fr);min-height:660px;background:white;border:1px solid #dfe5ec}.passage-pane{padding:24px;border-right:1px solid #e0e6ed;overflow:auto;max-height:75vh}.question-pane{padding:22px;overflow:auto;max-height:75vh}.passage-pane h2{color:var(--navy);margin-top:0}.passage-pane p{line-height:1.85;color:#334255}.question-box{padding:14px 0;border-bottom:1px solid #eef1f4}.question-box h4{margin:0 0 10px;color:#25374b}.option{display:flex;gap:9px;padding:10px;border:1px solid #e0e5eb;border-radius:10px;margin:6px 0;cursor:pointer}.option:hover{background:#f6f9fc}.qnav{display:grid;grid-template-columns:repeat(10,1fr);gap:6px;margin-top:14px}.qnav button{border:0;border-radius:8px;padding:8px 0;background:#edf1f5;font-weight:800;font-size:11px}.qnav button.answered{background:#dfeee8;color:#176b4f}.qnav button.current{background:var(--navy);color:white}.test-footer{display:flex;justify-content:space-between;background:white;border:1px solid #dfe5ec;border-top:0;border-radius:0 0 17px 17px;padding:12px 16px}.audio-card{background:linear-gradient(120deg,#eef6fd,#f8fbff);border:1px solid #d9e8f5;border-radius:14px;padding:15px;margin-bottom:14px}.audio-wave{height:42px;display:flex;gap:3px;align-items:center}.audio-wave span{width:3px;background:#6d95b9;border-radius:3px;animation:wave 1.3s infinite ease-in-out}.audio-wave span:nth-child(2n){animation-delay:.15s}.audio-wave span:nth-child(3n){animation-delay:.3s}@keyframes wave{0%,100%{height:10px}50%{height:34px}}
.workbench{display:grid;grid-template-columns:minmax(0,.78fr) minmax(0,1.22fr);gap:16px}.prompt-card{background:white;border-radius:20px;padding:21px;box-shadow:var(--shadow2)}.prompt-card h3{color:var(--navy);margin-top:0}.editor-card{background:white;border-radius:20px;padding:18px;box-shadow:var(--shadow2)}textarea.editor{width:100%;min-height:520px;border:1px solid #dce4ed;border-radius:13px;padding:16px;outline:none;resize:vertical;line-height:1.8}.editor-stats{display:flex;justify-content:space-between;color:#738193;font-size:12px;margin:8px 2px}.feedback-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:14px}.feedback-grid .fb{background:#f7f9fc;border-radius:13px;padding:12px}.fb b{font-size:22px;color:var(--navy);display:block}.record-panel{background:linear-gradient(135deg,#0f3157,#1d5a89);color:white;border-radius:24px;padding:28px;text-align:center}.mic{width:98px;height:98px;border-radius:50%;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);display:grid;place-items:center;margin:20px auto;font-size:36px;position:relative}.mic.recording:after{content:"";position:absolute;inset:-10px;border:2px solid #ff9b3d;border-radius:50%;animation:pulse 1.2s infinite}@keyframes pulse{0%{transform:scale(.9);opacity:1}100%{transform:scale(1.18);opacity:0}}.record-time{font-size:34px;font-weight:900}.transcript{margin-top:14px;background:white;color:var(--ink);border-radius:15px;padding:15px;text-align:left;min-height:170px}.transcript textarea{width:100%;border:0;outline:0;min-height:130px;resize:vertical}.speak-grid{display:grid;grid-template-columns:minmax(0,.75fr) minmax(0,1.25fr);gap:16px}
.plan-selector{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.plan-card{background:white;border:1px solid #e3e9ef;border-radius:20px;padding:22px;position:relative;box-shadow:var(--shadow2)}.plan-card.recommended{border:2px solid var(--orange);transform:translateY(-3px)}.ribbon{position:absolute;right:15px;top:15px;background:#fff0e2;color:#9f5721;border-radius:999px;padding:5px 8px;font-size:10px;font-weight:900}.plan-card h3{color:var(--navy);font-size:20px}.price{font-size:34px;font-weight:900;color:var(--navy)}.price small{font-size:12px;color:var(--muted);font-weight:600}.plan-total{font-size:12px;color:#768293;margin-top:3px}.plan-features{padding:0;list-style:none;color:#536274;line-height:2}.plan-features li:before{content:"✓";color:var(--green);font-weight:900;margin-right:8px}.paybox{background:#fff7ef;border:1px solid #ffe1c4;border-radius:16px;padding:14px;color:#8b562a;font-size:13px}.free-card{background:linear-gradient(135deg,#f2f7fc,#fff);border:1px solid #dfeaf4;border-radius:20px;padding:20px}.member-banner{background:#eef7f2;border:1px solid #d5eadf;border-radius:16px;padding:13px 15px;color:#276a52;font-size:13px}.locked{position:relative}.locked:after{content:"會員限定";position:absolute;inset:0;background:rgba(255,255,255,.85);backdrop-filter:blur(2px);display:grid;place-items:center;font-weight:900;color:var(--navy);border-radius:18px}
.login-wrap{min-height:calc(100vh - 72px);display:grid;grid-template-columns:1fr 1fr}.login-visual{background:linear-gradient(135deg,#0d2b4d,#1b5b8e);padding:70px;color:white;display:flex;align-items:center}.login-visual h1{font-size:44px;line-height:1.15;margin:0 0 18px}.login-visual p{line-height:1.8;color:#d6e7f7}.login-form-wrap{display:grid;place-items:center;padding:30px}.login-card{width:min(470px,100%);background:white;border-radius:24px;padding:30px;box-shadow:var(--shadow)}.login-card h2{margin:0;color:var(--navy)}.field{margin-top:14px}.field label{display:block;font-size:12px;font-weight:800;color:#536274;margin-bottom:6px}.field input,.field select{width:100%;border:1px solid #d9e1ea;border-radius:11px;padding:12px;outline:0}.field input:focus,.field select:focus{border-color:#7aa6ca;box-shadow:0 0 0 3px #ddecf8}.divider{display:flex;align-items:center;gap:10px;color:#9aa3ad;font-size:11px;margin:16px 0}.divider:before,.divider:after{content:"";height:1px;background:#e5e7eb;flex:1}.demo-note{background:#f8fafc;border:1px solid #e5eaf0;border-radius:12px;padding:10px;font-size:11px;color:#6a7582}.notice{border-left:4px solid var(--orange);padding:10px 12px;background:#fff8f1;border-radius:0 10px 10px 0;color:#80522f;font-size:12px;line-height:1.6}
.modal-backdrop{position:fixed;inset:0;background:rgba(6,22,40,.52);display:none;align-items:center;justify-content:center;z-index:100;padding:20px}.modal-backdrop.show{display:flex}.modal{width:min(640px,100%);max-height:90vh;overflow:auto;background:white;border-radius:24px;padding:24px;box-shadow:0 28px 90px rgba(0,0,0,.3)}.modal h2{margin-top:0;color:var(--navy)}.close{float:right;border:0;background:#edf1f5;width:32px;height:32px;border-radius:10px;font-weight:900}.toast{position:fixed;right:20px;bottom:20px;background:#18334f;color:white;border-radius:12px;padding:12px 14px;box-shadow:var(--shadow);display:none;z-index:200}.toast.show{display:block}.mobilebar{display:none}
@media(max-width:1100px){.cards.four{grid-template-columns:repeat(2,1fr)}.cards.three,.set-list{grid-template-columns:repeat(2,1fr)}.today-grid,.workbench,.speak-grid{grid-template-columns:1fr}.test-body{grid-template-columns:1fr}.passage-pane{border-right:0;border-bottom:1px solid #e0e6ed;max-height:none}.question-pane{max-height:none}.hero-grid{grid-template-columns:1fr}.topnav{display:none}.brand{flex:1}.plan-selector{grid-template-columns:1fr}.login-wrap{grid-template-columns:1fr}.login-visual{display:none}}
@media(max-width:700px){.shell{width:calc(100% - 22px);margin-top:12px}.top-inner{width:calc(100% - 20px)}.brandtext small{display:none}.top-actions .pill{display:none}.hero{padding:24px 20px;border-radius:20px}.hero h1{font-size:28px}.cards.four,.cards.three,.set-list{grid-template-columns:1fr}.today-grid{grid-template-columns:1fr}.feedback-grid{grid-template-columns:1fr 1fr}.library-head{grid-template-columns:1fr}.test-shell{width:100%;margin:0}.test-header{border-radius:0}.test-footer{border-radius:0}.qnav{grid-template-columns:repeat(8,1fr)}.plan-card.recommended{transform:none}.profile-btn span{display:none}.mobilebar{display:grid;position:fixed;bottom:0;left:0;right:0;grid-template-columns:repeat(5,1fr);background:white;border-top:1px solid #e2e6ec;z-index:60;padding:6px 4px env(safe-area-inset-bottom);box-shadow:0 -10px 25px rgba(13,43,77,.08)}.mobilebar button{border:0;background:white;color:#718096;font-size:10px;padding:6px 1px}.mobilebar button b{display:block;font-size:17px;margin-bottom:2px}.mobilebar button.active{color:var(--navy)}body{padding-bottom:62px}}