:root{color-scheme:light;--ink:#172448;--muted:#56627d;--blue:#2647cf;--line:#dce3f0;--yellow:#ffde70;--green:#14603e;--orange:#82500b}
*{box-sizing:border-box}body{margin:0;background:#eff3fd;color:var(--ink);font:17px/1.5 "Segoe UI",Arial,sans-serif}button,input,select{font:inherit}button,a,input{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default}[hidden]{display:none!important}a{color:var(--blue)}:focus-visible{outline:3px solid #9a4d00;outline-offset:4px}h1:focus,h2:focus{outline:none}.shell{max-width:1180px;margin:auto;padding:26px 32px}header{display:flex;align-items:center;gap:28px;padding-bottom:24px;border-bottom:1px solid #d4ddee}.brand{display:flex;align-items:center;gap:10px;font-size:26px;font-weight:800;letter-spacing:-1px;text-decoration:none;color:var(--ink)}.mark{display:grid;place-items:center;width:44px;height:44px;border-radius:14px;background:var(--blue);color:var(--yellow);font-size:34px;line-height:1}.brand span[lang]{white-space:nowrap}nav{display:flex;gap:7px;flex:1}nav a{padding:9px 12px;color:var(--muted);text-decoration:none;font-size:15px;font-weight:650;border-radius:9px;white-space:nowrap}nav a[aria-current=page]{color:var(--blue);background:#e0e7ff}.account-actions{display:flex;align-items:center;gap:10px}.user-name{max-width:150px;overflow-wrap:anywhere;font-weight:650;font-size:14px}main{padding-top:32px;min-height:65vh}.eyebrow{color:var(--blue);font-size:13px;font-weight:750;letter-spacing:1.4px;text-transform:uppercase;margin:0 0 14px}h1{font-size:42px;line-height:1.16;letter-spacing:-1.2px;margin:0 0 18px;font-weight:800}h2{font-size:26px;line-height:1.25;letter-spacing:-.5px;margin:0 0 12px}h3{font-size:20px;line-height:1.3;margin:0 0 12px}p{margin:0 0 16px}.highlight{background:var(--yellow);padding:0 5px 3px;border-radius:5px;box-decoration-break:clone;-webkit-box-decoration-break:clone}.lead{color:var(--muted);max-width:680px}.muted{color:var(--muted)}.small{font-size:14px}.welcome{display:flex;justify-content:space-between;align-items:center;gap:24px;margin:0 0 30px}.welcome-note{display:flex;flex-direction:column;min-width:218px;border-left:1px solid #cbd6ed;padding-left:32px;gap:3px}.welcome-note>span:last-child{font-size:14px;color:var(--muted)}.big-number{font-size:80px;line-height:1.1;color:var(--blue);font-weight:800;letter-spacing:-5px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:0 0 20px}.section-heading h2{font-size:23px;margin-bottom:4px}.section-heading p{margin:0;font-size:15px;color:var(--muted)}.chip{display:inline-block;border-radius:8px;padding:5px 10px;font-size:13px;color:var(--blue);background:#edf1ff;white-space:nowrap}.level-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.card,.level-card{border:1px solid var(--line);border-radius:22px;background:white;padding:27px;box-shadow:0 8px 24px #1a337406}.level-card{display:flex;flex-direction:column;position:relative;overflow:hidden}.level-card::before{content:"";height:5px;position:absolute;left:0;right:0;top:0;background:var(--blue)}.level-card.medium::before{background:#d49b15}.level-card.hard::before{background:#8d54be}.level-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}.level-number{font-size:14px;font-weight:800;color:var(--blue);border:1px solid var(--line);padding:7px 10px;border-radius:9px}.level-card .subtitle{color:var(--blue);font-weight:650;font-size:14px;margin:0 0 8px}.level-card h3{font-size:25px}.level-card .description{font-size:16px;color:var(--muted);flex:1}.card-meta{font-size:14px;border-top:1px solid var(--line);padding-top:15px;margin-bottom:17px;color:var(--muted)}.best{font-size:14px;font-weight:650;min-height:25px;margin-bottom:14px}.primary,.secondary{border:2px solid var(--blue);border-radius:11px;padding:11px 20px;min-height:48px;font-weight:700;text-align:center;font-size:16px}.primary{color:white;background:var(--blue)}.primary:hover:not(:disabled){background:#1937b0;border-color:#1937b0}.primary:disabled{color:#64718c;background:#e5eaf5;border-color:#e5eaf5}.secondary{color:var(--blue);background:transparent}.secondary:hover{background:#e6ecff}.compact{min-height:40px;padding:7px 12px;font-size:14px}.text-button{background:transparent;border:0;color:var(--blue);padding:8px 0;font-weight:650;text-align:left}.text-button:hover{text-decoration:underline}.full{width:100%}.bottom-notes{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-top:26px}.bottom-notes>div{border-left:3px solid #bdcaeb;padding-left:17px}.bottom-notes p{font-size:14px;color:var(--muted);margin:5px 0}.notice{background:#e4ebff;border:1px solid #c4d1f4;border-radius:12px;padding:16px 20px;margin:20px 0}.notice p{margin:0}.error{background:#fff2ea;border-color:#eac39f}.error-text{color:#963a15;font-size:15px;margin:14px 0}.resume-bar{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:24px}.filters{display:flex;flex-wrap:wrap;gap:9px;margin:24px 0}.filter{padding:8px 15px;border-radius:30px;border:1px solid #bfcbe5;color:var(--ink);background:transparent;font-size:15px}.filter[aria-pressed=true]{color:white;background:var(--blue);border-color:var(--blue)}.table-wrap{overflow:auto;margin-bottom:16px;background:white;border:1px solid var(--line);border-radius:18px}table{width:100%;border-collapse:collapse;text-align:left}th{font-size:13px;color:var(--muted);font-weight:650;background:#f8faff}th,td{padding:17px 22px;border-bottom:1px solid var(--line)}tr:last-child td{border-bottom:0}td{overflow-wrap:anywhere}tr.mine{background:#edf1ff}.points{font-weight:800;color:var(--blue);white-space:nowrap}.rank-number{font-weight:750}.empty{text-align:center;padding:42px 25px}.empty p{color:var(--muted);max-width:520px;margin:12px auto 22px}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:24px 0}.stat{padding:22px}.stat strong{display:block;color:var(--blue);font-size:35px}.stat span{font-size:14px;color:var(--muted)}.profile-head{display:flex;justify-content:space-between;align-items:center;gap:20px}.profile-head h1{overflow-wrap:anywhere}.profile-records{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin:20px 0 30px}.record{padding:20px}.record p{margin:8px 0 0;font-size:23px;font-weight:750}.record h3{font-size:17px}.quiz-layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:40px;align-items:start}.quiz-layout aside .eyebrow{margin-top:24px}.quiz-layout aside h1{font-size:38px}.tip{border-left:3px solid var(--blue);padding-left:16px;margin-top:32px}.tip p{color:var(--muted);font-size:15px;margin:6px 0}.quiz-card{padding:30px}.progress-label{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:14px;margin-bottom:12px}progress{display:block;width:100%;height:8px;border:0;border-radius:8px;overflow:hidden;background:#edf0f7;accent-color:var(--blue)}progress::-webkit-progress-bar{background:#edf0f7}progress::-webkit-progress-value{background:var(--blue)}progress::-moz-progress-bar{background:var(--blue)}#question-kind{margin:26px 0 10px}#question{font-size:27px;line-height:1.3}#instruction{font-size:15px}fieldset{border:0;padding:0;margin:0;min-width:0}.answers{display:grid;grid-template-columns:1fr 1fr;gap:12px}.option{display:flex;align-items:center;gap:12px;min-height:75px;padding:14px;border:2px solid var(--line);border-radius:13px;cursor:pointer;overflow-wrap:anywhere}.option:hover{border-color:#9baee9}.option:has(input:checked){border-color:var(--blue);background:#edf1ff}.option:has(input:focus-visible){outline:3px solid #9a4d00;outline-offset:3px}.option input{width:20px;height:20px;flex-shrink:0;margin:0;accent-color:var(--blue)}.option input:focus-visible{outline:none}.option-word{font-size:18px;font-weight:600}.option.correct{border-color:#278256;background:#ecf8f0}.option.wrong{border-color:#b9741b;background:#fff6e9}.option:has(input:disabled){cursor:default}.answer-status{display:block;font-size:13px;font-weight:500;margin-top:5px}.feedback{border-radius:12px;padding:16px 18px;margin-top:20px;background:#ecf8f0;color:var(--green)}.feedback.retry{background:#fff6e9;color:var(--orange)}.feedback strong{display:block;margin-bottom:5px}.feedback p{margin:0;font-size:16px}.correct-phrase{display:block;font-size:20px;margin:7px 0;font-weight:700}.quiz-actions{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-top:25px}.word-bank,.sentence{display:flex;flex-wrap:wrap;gap:9px}.sentence{border:2px dashed #b7c6ea;background:#f6f8ff;border-radius:13px;min-height:83px;padding:15px;align-items:center}.sentence .placeholder{color:var(--muted);font-size:15px}.word{border:1px solid #bcc9e7;border-bottom:3px solid #bcc9e7;border-radius:9px;padding:8px 13px;background:white;font-size:18px;min-height:45px;color:var(--ink)}.word:hover:not(:disabled){background:#eaf0ff;border-color:var(--blue)}.word:disabled{color:#7d879c;border-color:#dce2ed;background:#f4f5f8}.sentence .word{background:var(--blue);color:white;border-color:#1737b5}.sentence .word:disabled{background:#e1e8fc;color:var(--ink);border-color:#b7c6ea}.word-bank{margin:18px 0 10px}.result-card{max-width:760px;margin:0 auto}.result-score{font-size:70px;line-height:1.1;letter-spacing:-3px;font-weight:800;color:var(--blue);margin:18px 0}.result-score span{font-size:23px;letter-spacing:0;color:var(--muted);font-weight:500}.button-row{display:flex;flex-wrap:wrap;gap:12px;margin:24px 0 0}.review-heading{margin-top:30px}.review-list{list-style:none;padding:0;margin:16px 0}.review-list li{padding:16px 0;border-bottom:1px solid var(--line)}.review-list li:last-child{border-bottom:0}.review-list strong{display:block;font-size:16px}.review-list p{margin:6px 0 0;font-size:14px;color:var(--muted)}.review-list [lang=es]{font-weight:650}.review-list .right-answer{color:var(--green);font-size:17px}footer{text-align:center;color:var(--muted);font-size:14px;margin:36px 0 10px}dialog{width:min(460px,calc(100% - 32px));max-height:90vh;overflow:auto;border:1px solid var(--line);border-radius:23px;padding:30px;color:var(--ink);box-shadow:0 20px 100px #17244833}dialog::backdrop{background:#17244870}dialog h2{font-size:28px;padding-right:20px}dialog label{display:block;font-size:15px;font-weight:700;margin-bottom:7px}dialog input{width:100%;border:1px solid #aab9d9;border-radius:10px;padding:11px 13px;background:#fbfcff;min-height:48px}.field-hint{font-size:13px;color:var(--muted);margin:7px 0 18px}.close-dialog{position:absolute;right:17px;top:13px;border:0;background:none;font-size:30px;color:var(--muted);width:36px;height:36px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
/* Keep the test buttons visible on common laptop screens. */
main{padding-top:24px}.welcome{margin-bottom:20px}.welcome h1{font-size:38px}.section-heading{margin-bottom:14px}.level-card{padding:22px}.level-top{margin-bottom:12px}.level-card .subtitle{margin-bottom:4px}.level-card h3{margin-bottom:8px}.level-card .description{margin-bottom:10px}.card-meta{padding-top:10px;margin-bottom:10px}.best{min-height:0;margin-bottom:10px}.level-card .primary{min-height:44px;padding:9px 18px}
@media(max-width:950px){header{flex-wrap:wrap;gap:16px}.account-actions{margin-left:auto}nav{order:3;flex-basis:100%;justify-content:center}.welcome h1{font-size:36px}.level-grid{gap:13px}.level-card{padding:22px}.level-card h3{font-size:22px}.quiz-layout{grid-template-columns:200px minmax(0,1fr);gap:24px}.quiz-card{padding:24px}.section-heading{align-items:flex-start}.section-heading>.chip{display:none}}
@media(max-width:720px){.shell{padding:20px}.welcome-note{display:none}.welcome h1{font-size:33px}.welcome{margin-bottom:24px}.level-grid{grid-template-columns:1fr}.level-card h3{font-size:25px}.level-card .description{margin-bottom:12px}.level-top{margin-bottom:14px}.best{min-height:0}.level-card .primary{align-self:stretch}.bottom-notes{grid-template-columns:1fr;gap:20px}.quiz-layout{grid-template-columns:1fr;gap:15px}.quiz-layout aside h1,.quiz-layout aside .tip{display:none}.quiz-layout aside .lead{font-size:14px;margin-bottom:0}.quiz-layout aside .eyebrow{display:inline;margin-left:15px}.profile-records{grid-template-columns:1fr}.record{display:flex;justify-content:space-between;align-items:center}.record h3,.record p{margin:0}.profile-head{align-items:flex-start;flex-direction:column}.stats{gap:10px}.stat{padding:16px}.stat strong{font-size:28px}h1{font-size:34px}th,td{padding:13px 15px}.resume-bar{flex-direction:column;align-items:flex-start}.result-card{padding:23px}}
@media(max-width:480px){.shell{padding:16px}.brand{font-size:23px}.mark{width:38px;height:38px}.account-actions{gap:6px}.user-name{max-width:105px;font-size:13px}header{padding-bottom:16px;gap:12px}nav{gap:0;justify-content:space-between}nav a{font-size:14px;padding:8px 10px}main{padding-top:24px}.welcome h1{font-size:29px}.welcome .lead{font-size:16px}.section-heading h2{font-size:22px}.quiz-card{padding:22px 17px}.answers{grid-template-columns:1fr;gap:10px}.option{min-height:61px}.quiz-actions{flex-direction:column;align-items:stretch}.quiz-actions>span{text-align:center}#question{font-size:24px}.stats{grid-template-columns:1fr}.stat{display:flex;align-items:center;gap:16px}.stat strong{min-width:75px}.filters{gap:6px}.filter{font-size:14px;padding:7px 12px}.table-wrap{font-size:15px}th,td{padding:13px 10px}.profile-records{gap:10px}.button-row{flex-direction:column}.button-row button{width:100%}.result-score{font-size:60px}.chip{font-size:12px}.quiz-layout aside .eyebrow{font-size:12px}.progress-label{font-size:13px}dialog{padding:26px 20px}.record p{font-size:20px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important}}

/* Personal animal companions */
.user-name{display:inline-flex;align-items:center;gap:7px}.user-pet{font-size:23px;line-height:1}.rank-pet{display:inline-block;margin-right:9px;font-size:22px;vertical-align:middle}.profile-companion{display:flex;align-items:center;gap:11px;background:#fff7d6;border:1px solid #eed47b;border-radius:16px;padding:10px 15px;white-space:nowrap}.profile-companion>span{font-size:38px;line-height:1}.profile-companion small,.profile-companion strong{display:block}.profile-companion small{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.7px}.profile-companion strong{font-size:18px}.pet-coach{margin:24px 0 0;background:white;border:1px solid #d6def1;border-radius:18px;padding:15px;box-shadow:0 8px 20px #1a33740a}.pet-coach.correct{background:#ecf8f0;border-color:#b9dfc8}.pet-coach.retry{background:#fff6e9;border-color:#ead1a9}.pet-coach-emoji{display:block;font-size:58px;line-height:1;text-align:center;margin-bottom:9px}.pet-coach strong{display:block;color:var(--blue);font-size:15px}.pet-coach p{font-size:14px;line-height:1.4;margin:4px 0 0;color:var(--muted)}dialog.register-mode{width:min(720px,calc(100% - 32px))}.pet-picker{margin:0 0 18px}.pet-picker legend{font-size:15px;font-weight:700;margin-bottom:0}.pet-picker>.field-hint{margin-bottom:10px}.pet-options{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px}.pet-option{position:relative;display:flex!important;flex-direction:column;align-items:center;justify-content:center;gap:5px;min-height:112px;margin:0!important;padding:10px 5px;border:2px solid var(--line);border-radius:14px;background:#fbfcff;text-align:center;cursor:pointer}.pet-option:hover{border-color:#9baee9}.pet-option:has(input:checked){border-color:var(--blue);background:#edf1ff;box-shadow:0 0 0 1px var(--blue)}.pet-option:has(input:focus-visible){outline:3px solid #9a4d00;outline-offset:3px}.pet-option input{position:absolute;width:1px!important;height:1px!important;opacity:0;padding:0!important;min-height:0!important}.pet-option-emoji{font-size:39px;line-height:1}.pet-option>span:last-child{font-size:13px;line-height:1.2}.pet-option small{display:block;margin-top:3px;color:var(--blue);font-size:13px;font-weight:750}.result-companion{display:flex;align-items:center;gap:14px;margin:18px 0;padding:14px 18px;border-radius:16px;background:#fff7d6;border:1px solid #eed47b}.result-companion>span{font-size:46px;line-height:1}.result-companion p{margin:0;color:#675006}.result-companion strong{color:var(--ink)}
@media(max-width:720px){.profile-companion{order:3}.pet-coach{display:flex;align-items:center;gap:13px;margin:14px 0 0;padding:11px 14px}.pet-coach-emoji{font-size:45px;margin:0}.pet-options{grid-template-columns:repeat(3,minmax(0,1fr))}.pet-option{min-height:102px}}
@media(max-width:480px){.pet-options{grid-template-columns:repeat(2,minmax(0,1fr))}.pet-option:last-child{grid-column:1/-1}.profile-companion{width:100%}.user-pet{font-size:20px}}

/* Full registration page */
.register-page{display:grid;grid-template-columns:minmax(250px,.72fr) minmax(560px,1.28fr);gap:42px;align-items:start;max-width:1080px;margin:0 auto}.register-intro{position:sticky;top:24px;padding:8px 0}.register-intro>.text-button{margin-bottom:30px}.register-intro h1{font-size:39px}.register-benefits{margin-top:30px}.register-benefits p{border-left:3px solid #bdcaeb;padding-left:15px;margin-bottom:20px}.register-benefits strong,.register-benefits span{display:block}.register-benefits strong{font-size:16px}.register-benefits span{font-size:14px;color:var(--muted);margin-top:3px}.register-card{padding:30px}.register-card>h2{font-size:30px;margin-bottom:4px}.register-card>label,.register-card legend{display:block;font-size:15px;font-weight:700;margin-bottom:7px}.register-card>input{width:100%;border:1px solid #aab9d9;border-radius:10px;padding:11px 13px;background:#fbfcff;min-height:48px}.register-card .pet-picker{margin:4px 0 20px}.register-card .pet-options{margin-top:9px}.register-login{text-align:center;margin:14px 0 0;color:var(--muted);font-size:14px}.register-login .text-button{padding:4px}
@media(max-width:900px){.register-page{grid-template-columns:1fr;gap:20px;max-width:700px}.register-intro{position:static}.register-intro>.text-button{margin-bottom:20px}.register-intro h1{font-size:34px}.register-benefits{display:none}}
@media(max-width:480px){.register-page{gap:14px}.register-intro>.text-button{margin-bottom:14px}.register-intro h1{font-size:29px;margin-bottom:10px}.register-intro .lead{font-size:15px;margin-bottom:0}.register-card{padding:22px 16px;border-radius:18px}.register-card>h2{font-size:25px}.register-card .field-hint{margin-bottom:15px}.register-card .pet-option{min-height:96px}}