:root{--paper:#f4f0e7;--ink:#202d28;--muted:#637068;--green:#244e3a;--line:#d8d8ca;--yellow:#e7c65b}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:inherit;text-underline-offset:4px}button,input,select{font:inherit}button,a,input,select{outline-offset:5px}header,footer,main{max-width:1250px;margin:auto}header{display:flex;align-items:center;justify-content:space-between;padding:26px 40px;border-bottom:1px solid var(--line)}.brand{font-weight:850;letter-spacing:-1.6px;font-size:29px;text-decoration:none}.brand-dot{color:#be663f}nav{display:flex;gap:32px}nav a{font-size:14px;text-decoration:none}.hero{display:grid;grid-template-columns:1.2fr 1fr;gap:70px;padding:80px 40px 95px;align-items:center}.eyebrow{font-size:11px;font-weight:750;letter-spacing:2px;margin:0 0 20px}.hero h1,h1{font-family:Georgia,serif;font-weight:400;letter-spacing:-4px;font-size:clamp(55px,6.6vw,87px);line-height:1.02;margin:22px 0 30px}h1 em,h2 em{font-weight:400;color:var(--green)}.intro{color:var(--muted);font-size:17px;margin-bottom:30px}.button{display:inline-flex;gap:28px;align-items:center;justify-content:center;background:var(--green);color:white;padding:14px 24px;text-decoration:none;border:1px solid var(--green);cursor:pointer;border-radius:3px;font-size:14px}.button:hover{background:#163d2a}.button.small{font-size:13px;padding:10px 16px}.cover{height:480px;max-width:390px;width:100%;background:#b6c5a5;position:relative;transform:rotate(4deg);padding:28px 30px;border-radius:2px 12px 12px 2px;box-shadow:12px 20px 0 #e4dfd3,inset 12px 0 0 #9aa88b;background-image:repeating-linear-gradient(0deg,transparent,transparent 30px,#ffffff30 31px)}.cover-top{font-size:9px;letter-spacing:1px;display:flex;justify-content:space-between;border-bottom:1px solid #254b3560;padding-bottom:14px}.scribble{font-family:Georgia,serif;font-style:italic;letter-spacing:-5px;line-height:.95;font-size:86px;transform:rotate(-7deg);margin-top:65px}.scribble span{color:#9b492e}.cover-bottom{font-size:10px;letter-spacing:2px;position:absolute;bottom:28px}.stamp{position:absolute;right:-22px;bottom:45px;background:var(--yellow);border:1px solid #3e4930;padding:13px 18px;transform:rotate(-12deg);font-size:14px;line-height:1.3;font-weight:bold}.notebooks{padding:50px 40px 80px;border-top:1px solid var(--line)}.section-title{display:flex;justify-content:space-between;align-items:end}h2{font-family:Georgia,serif;font-size:42px;line-height:1.2;font-weight:400;margin:5px 0 22px;letter-spacing:-1px}.count{font-size:12px;color:var(--muted);margin-bottom:24px}.search-wrap{max-width:440px;margin:12px 0 25px}.search-wrap label,.vocab-tools label{font-size:12px;display:block;color:var(--muted)}input[type=search],select{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:3px;background:transparent;color:var(--ink)}.lesson-card{display:flex;gap:35px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:35px 0;text-decoration:none;align-items:center}.lesson-card[hidden]{display:none}.lesson-number{font:54px Georgia,serif;color:#82937c;align-self:flex-start}.lesson-card .eyebrow{margin:0 0 10px}.lesson-card h3{font:32px Georgia,serif;margin:0}.lesson-card p{color:var(--muted);margin:12px 0}.tags{display:flex;gap:8px;flex-wrap:wrap}.tags span{font-size:10px;border:1px solid var(--line);padding:3px 9px;border-radius:20px}.card-arrow{margin-left:auto;font-size:32px}.vocab-banner{padding:50px 40px;background:#e5e7da;border-radius:3px;margin:0 40px 80px}.vocab-banner p{color:var(--muted)}.text-link{font-size:14px;font-weight:650}footer{border-top:1px solid var(--line);padding:28px 40px;display:flex;gap:30px;align-items:center;justify-content:space-between}footer .brand{font-size:21px}footer span{font-size:11px;color:var(--muted)}.reading,.vocab-page{padding:40px}.back{font-size:12px;text-decoration:none}.reading-head{padding:15px 0 55px}.reading-head .eyebrow{margin-top:40px}.reading-head h1,.vocab-page h1{font-size:65px}.reading-layout{display:grid;grid-template-columns:210px minmax(0,1fr);gap:70px}aside{align-self:start;position:sticky;top:25px;padding-top:25px}aside a{display:block;font-size:12px;text-decoration:none;margin-bottom:14px}article{min-width:0;max-width:800px}article h2{margin-top:48px;border-top:1px solid var(--line);padding-top:28px;font-size:35px}article h2:first-child{margin-top:0}article h3{font-size:21px;margin-top:30px}article p,article li{font-size:15px}article ul{padding-left:22px}article a{color:var(--green);font-size:12px}.table-scroll{overflow:auto;margin:20px 0}table{width:100%;border-collapse:collapse;font-size:13px;text-align:left}td,th{padding:11px 13px;border-bottom:1px solid var(--line);vertical-align:top}th{background:#e7e9de;font-size:11px}td{min-width:85px}.vocab-page{max-width:1100px;min-height:80vh}.storage-note{font-size:12px;color:var(--muted);max-width:600px}.vocab-tools{display:grid;grid-template-columns:1fr 220px;gap:15px;margin:30px 0 20px}.vocab-tools input,.vocab-tools select{display:block;margin-top:6px}.vocab-actions{display:flex;gap:20px;align-items:center;flex-wrap:wrap;font-size:12px}.import-label{cursor:pointer;text-decoration:underline}.import-label input{display:block;max-width:220px;font-size:11px}#message{font-size:12px}.word{display:grid;grid-template-columns:1fr 1fr 155px;align-items:center;gap:15px;padding:15px 0;border-bottom:1px solid var(--line)}.word strong{font-size:15px}.word small{color:var(--muted)}.word select{font-size:12px;padding:8px}.empty{padding:25px;color:var(--muted)}.skip{position:absolute;left:10px;top:-100px;background:white;padding:10px;z-index:9}.skip:focus{top:10px}@media(max-width:750px){header{padding:20px}nav{gap:18px}.brand{font-size:24px}.hero{grid-template-columns:1fr;padding:45px 22px 65px;gap:45px}.hero h1{font-size:65px}.cover{height:360px;max-width:300px;margin:auto}.scribble{font-size:70px;margin-top:35px}.notebooks{padding:35px 22px}.section-title{display:block}.lesson-card{gap:18px}.lesson-number{font-size:35px}.lesson-card h3{font-size:26px}.lesson-card p{font-size:14px}.vocab-banner{margin:15px 20px 45px;padding:30px 24px}footer{padding:25px 20px;flex-wrap:wrap;gap:12px}.reading,.vocab-page{padding:25px 20px}.reading-head h1,.vocab-page h1{font-size:50px;letter-spacing:-2px}.reading-layout{display:block}aside{position:static;border-bottom:1px solid var(--line);margin-bottom:30px}aside a{display:inline-block;margin-right:15px}.vocab-tools{grid-template-columns:1fr}.word{grid-template-columns:1fr 145px}.word small{grid-row:2;grid-column:1}.word select{grid-column:2;grid-row:1/3}h2{font-size:34px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}@media print{header,footer,aside,.button,.back{display:none}.reading{padding:0}.reading-layout{display:block}body{background:white}article{max-width:none}table{font-size:11px}h2,h3{break-after:avoid}}

/* Shared edit-mode controls */
.auth-toggle{appearance:none;display:inline-flex;align-items:center;gap:7px;padding:0;border:0;border-radius:0;background:none;color:inherit;font:inherit;font-size:14px;line-height:inherit;cursor:pointer;white-space:nowrap}.auth-toggle:hover{background:none;color:var(--green);text-decoration:underline;text-underline-offset:4px}.auth-toggle svg{flex:none}header nav{align-items:center}.requires-edit{transition:opacity .15s}html:not(.is-editing) .requires-edit{opacity:.48;cursor:not-allowed}html:not(.is-editing) .requires-edit,html:not(.is-editing) .requires-edit *{pointer-events:none}dialog{background:var(--paper);color:var(--ink);border:1px solid var(--line);border-radius:8px;padding:36px;width:min(430px,calc(100% - 32px));box-shadow:0 24px 80px #202d2833}dialog::backdrop{background:#202d2870;backdrop-filter:blur(3px)}dialog h2{font-size:34px}dialog p{font-size:14px;color:var(--muted)}dialog .eyebrow{font-size:10px}dialog label{display:block;font-size:12px;margin-bottom:7px}dialog input[type=password],dialog input[type=text]{width:100%;padding:12px;border:1px solid var(--line);background:#fff9;border-radius:3px;color:var(--ink)}dialog #edit-error{color:#a43b29;min-height:22px;margin:9px 0 14px;font-size:12px}.dialog-close{position:absolute;right:15px;top:10px;border:0;background:none;color:var(--muted);font-size:26px;cursor:pointer}dialog .button{width:100%}.button:disabled{opacity:.6;cursor:wait}@media(max-width:520px){header{flex-wrap:wrap;gap:12px}header nav{gap:16px;flex-wrap:wrap}header .brand{font-size:24px}header nav a{font-size:12px}.auth-toggle{font-size:12px;padding:0}}@media print{dialog{display:none}}
/* Vocabulary studio */
[hidden]{display:none!important}.vocabulary-studio{max-width:1250px}.studio-heading{display:flex;justify-content:space-between;align-items:center;gap:32px;padding:30px 0}.studio-heading h1{margin-top:15px}.studio-note{border-left:1px solid var(--line);padding:15px 0 15px 35px;transform:rotate(3deg);color:var(--green)}.studio-note>span:first-child{font-size:10px;letter-spacing:2px}.studio-note p{font:italic 23px/1.45 Georgia,serif}.studio-note>span:last-child{font-size:35px}.studio-tabs{display:flex;border-bottom:1px solid var(--line);gap:35px;margin:15px 0 22px}.studio-tabs button{background:none;border:0;border-bottom:2px solid transparent;padding:14px 0;color:var(--muted);font:inherit;font-size:14px;cursor:pointer}.studio-tabs button[aria-selected=true]{color:var(--green);border-bottom-color:var(--green);font-weight:650}.studio-tabs button span{font-size:10px;background:#e1e6d8;border-radius:12px;padding:3px 7px;margin-left:6px}.mode-hint{font-size:12px;color:var(--muted);padding:9px 0}.studio-filters{display:grid;grid-template-columns:1.6fr repeat(4,1fr);gap:12px;margin:28px 0 16px}.studio-filters label{font-size:9px;letter-spacing:1.2px;color:var(--muted)}.studio-filters input,.studio-filters select{margin-top:7px;font-size:12px;padding:11px 10px;letter-spacing:normal;height:43px}.list-heading{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--muted);margin:18px 0}.plain-button{background:none;border:0;padding:4px 0;font:inherit;color:var(--green);font-size:12px;cursor:pointer;text-underline-offset:4px}.plain-button:hover{text-decoration:underline}.plain-button:disabled{opacity:.4;cursor:default}.bulk-bar{display:flex;align-items:center;gap:16px;padding:13px 15px;background:#e6e8dc;font-size:11px;border-radius:3px;flex-wrap:wrap}.bulk-bar label{white-space:nowrap}.bulk-bar input,.studio-word input,.practice-settings input{accent-color:var(--green);width:15px;height:15px;vertical-align:middle}.bulk-bar select{width:auto;font-size:11px;padding:7px}.bulk-bar .button{font-size:11px;padding:7px 12px}.studio-words .studio-word{grid-template-columns:20px minmax(0,1fr) 25px 150px;padding:19px 8px;gap:16px}.studio-word .word-main{display:flex;flex-direction:column;gap:2px}.studio-word .word-main strong{font-weight:550;font-size:17px}.studio-word .word-main small{font-size:13px}.word-meta{display:flex;gap:12px;flex-wrap:wrap;margin-top:6px;font-size:10px;color:var(--muted)}.word-meta span:first-child{border:1px solid var(--line);border-radius:10px;padding:0 7px}.word-meta .due-label{color:#9e5637}.word-star{background:none;border:0;font-size:22px;color:var(--green);cursor:pointer;padding:0}.word-star[aria-pressed=true]{color:#a37d22}.studio-transfer{padding-top:22px;gap:24px}.practice-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:65px;padding:30px 0 50px}.practice-settings{position:static;padding:0}.practice-settings h2{font-size:31px}.practice-settings label{display:block;font-size:12px;margin:17px 0}.practice-settings select{font-size:13px;margin-top:7px}.practice-settings .button{width:100%;margin-top:10px}.session-top{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--muted);padding:2px 0 15px}.flashcard{border:1px solid var(--line);background:#faf8f2;min-height:330px;border-radius:5px;box-shadow:0 5px 0 #e3e1d6;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:35px 30px}.flashcard .eyebrow{font-size:9px}.flashcard h2{font:39px/1.2 Georgia,serif;overflow-wrap:anywhere;margin:20px 0}.flashcard #card-answer{font-size:23px;color:var(--green);margin:5px 0 15px}.flashcard #card-detail{font-size:12px;color:var(--muted);max-width:380px}.flashcard .button{margin-top:20px}.flashcard kbd{margin-left:12px;font-size:9px;opacity:.7}.grade-buttons{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:22px}.grade-buttons button{position:relative;background:none;border:1px solid var(--line);color:var(--ink);padding:15px 10px;border-radius:4px;cursor:pointer;font:inherit}.grade-buttons button:hover{background:#e5e9dc;border-color:var(--green)}.grade-buttons strong{display:block;font-size:12px;font-weight:600}.grade-buttons span{display:block;color:var(--muted);font-size:11px}.grade-buttons kbd{position:absolute;right:5px;top:2px;font-size:9px;color:var(--muted)}.grade-buttons button[data-grade=again]{border-bottom:3px solid #b17559}.grade-buttons button[data-grade=good]{border-bottom:3px solid var(--green)}.grade-buttons button[data-grade=easy]{border-bottom:3px solid #b2a456}.keyboard-hint{text-align:center;color:var(--muted);font-size:10px;margin-top:19px}#session-feedback{font-size:12px;color:var(--green)}.stats-intro{padding:25px 0}.stats-intro h2{font-size:38px}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.metric{border-top:1px solid var(--line);padding:20px 4px}.metric>span{font-size:11px;color:var(--muted)}.metric strong{font:46px Georgia,serif;display:block;margin:7px 0}.metric small{font-size:10px;color:var(--muted)}.stats-columns{display:grid;grid-template-columns:1fr 1fr;gap:25px;margin:25px 0}.stat-sheet{border:1px solid var(--line);padding:24px;border-radius:3px}.stat-sheet h3{font:25px Georgia,serif;font-weight:400;margin:0 0 22px}.activity-chart{display:flex;justify-content:space-between;gap:12px;align-items:end;height:160px}.activity-day{display:flex;flex-direction:column;align-items:center;gap:8px;flex:1}.activity-day strong{font-size:11px;font-weight:400}.activity-day small{font-size:10px;color:var(--muted)}.activity-bar{height:100px;width:100%;max-width:30px;background:#e5e7da;display:flex;flex-direction:column;justify-content:end;border-radius:3px;overflow:hidden}.activity-bar div{background:var(--green);min-height:0}.collection-row{display:grid;grid-template-columns:1fr auto;gap:5px;margin-bottom:15px;font-size:12px}.collection-row meter{grid-column:1/-1;width:100%;height:10px;accent-color:var(--green)}.stat-line{display:flex;justify-content:space-between;gap:15px;padding:10px 0;border-bottom:1px solid var(--line);font-size:13px}.stat-line strong{font-weight:500;color:var(--green)}@media(max-width:950px){.studio-filters{grid-template-columns:repeat(2,1fr)}.studio-filters .wide-filter{grid-column:1/-1}.practice-layout{gap:30px;grid-template-columns:220px minmax(0,1fr)}}@media(max-width:650px){.studio-note{display:none}.studio-heading{padding:15px 0}.studio-tabs{gap:19px}.studio-tabs button{font-size:12px}.studio-word input{width:14px;height:14px}.studio-words .studio-word{grid-template-columns:18px minmax(0,1fr) 24px;gap:10px;padding:16px 0}.studio-word .word-main{grid-row:auto;grid-column:auto}.studio-word>select{grid-column:2;grid-row:2;width:155px;font-size:11px}.studio-word .word-main strong{font-size:16px}.practice-layout{grid-template-columns:1fr;gap:25px}.practice-settings{border-bottom:1px solid var(--line);padding-bottom:20px}.practice-settings h2{font-size:27px}.practice-settings .eyebrow{margin-bottom:10px}.flashcard{min-height:290px;padding:25px 18px}.flashcard h2{font-size:33px}.grade-buttons{gap:6px}.grade-buttons button{padding:16px 4px}.grade-buttons strong{font-size:11px}.stats-grid{grid-template-columns:repeat(2,1fr)}.stats-columns{grid-template-columns:1fr}.studio-tabs button span{margin-left:2px}.bulk-bar{gap:12px}.stats-intro h2{font-size:31px}}

.difficult-term{display:flex;flex-direction:column;gap:3px}.difficult-term small{font-size:12px;color:var(--muted);line-height:1.5}

dialog #edit-username{margin-bottom:16px}

header nav{margin-left:auto}.header-account{display:flex;align-items:center;gap:14px;margin-left:28px;padding-left:24px;border-left:1px solid var(--line);min-width:0}.account-name{font-size:13px;color:var(--green);font-weight:600;max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.auth-toggle{font-size:14px}@media(max-width:520px){header nav{order:3;width:100%;margin-left:0}.header-account{margin-left:auto;padding-left:14px;gap:10px}.account-name{max-width:85px}.auth-toggle{font-size:12px}}

.account-name{display:inline-flex;align-items:center;gap:8px;max-width:160px;padding:6px 11px;background:#e6eadd;border:1px solid #d5ddc9;border-radius:999px;font-size:12px;line-height:1.3;font-weight:600;letter-spacing:.2px}.account-name::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--green);flex:none}.account-name[hidden]{display:none}@media(max-width:520px){.account-name{max-width:100px;padding:5px 9px}}

.studio-filters input,.studio-filters select{transition:background-color .15s,border-color .15s,box-shadow .15s}.studio-filters [data-active=true]{background-color:#e5ebdc;border-color:var(--green);box-shadow:inset 3px 0 0 var(--green);color:var(--green)}.studio-filters label:has([data-active=true]){color:var(--green);font-weight:700}

.daily-goal-row{display:flex;align-items:center;gap:10px;margin:14px 0}.daily-goal-row .storage-note{flex:1;margin:0}.goal-plus{appearance:none;display:inline-flex;align-items:center;justify-content:center;flex:0 0 32px;width:32px;height:32px;padding:0;border:1px solid var(--green);border-radius:8px;background:#e5ebdc;color:var(--green);font-family:inherit;font-size:23px;font-weight:500;line-height:1;cursor:pointer}.goal-plus:hover{background:var(--green);color:var(--paper)}.goal-plus:focus-visible{outline:2px solid var(--green);outline-offset:3px}.goal-plus:disabled{opacity:.4;cursor:default}.goal-plus[hidden]{display:none}

.goal-plus svg{display:block;flex:none}

/* Responsive layout and touch controls. */
.hero>div,.lesson-card>div,.practice-layout>*,.studio-filters>label,.word-main,.stats-columns>*{min-width:0}
.table-scroll{max-width:100%;overscroll-behavior-x:contain}
.lesson-toc summary{display:none}.practice-options{margin:16px 0}.practice-options summary{cursor:pointer;font-size:13px;color:var(--green);padding:10px 0;border-bottom:1px solid var(--line);list-style:none;display:flex;align-items:center;justify-content:space-between;gap:12px}.practice-options summary::-webkit-details-marker,.lesson-toc summary::-webkit-details-marker{display:none}.practice-options summary::after,.lesson-toc summary::after{content:"";width:7px;height:7px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg);flex:none;margin-right:4px}.practice-options[open] summary::after,.lesson-toc[open] summary::after{transform:rotate(225deg)}
@media(max-width:750px){
  .hero{grid-template-columns:minmax(0,1fr);padding:32px 20px 48px;gap:32px}
  .hero h1,.reading-head h1,.vocab-page h1{font-size:clamp(42px,12vw,56px);letter-spacing:-2px;overflow-wrap:anywhere}
  .hero .intro br{display:none}.hero .eyebrow{font-size:9px;letter-spacing:1.5px}
  .cover{width:calc(100% - 24px);max-width:270px;height:330px;transform:rotate(3deg)}.stamp{right:-12px}
  .lesson-card{gap:12px;align-items:flex-start}.lesson-card h3{font-size:24px}.lesson-card .card-arrow{font-size:24px;flex:none}.lesson-number{font-size:30px;flex:none}
  .reading-head{padding-bottom:24px}.reading-head .eyebrow{margin-top:24px}.reading-layout>aside{padding-top:0;margin-bottom:26px}
  .lesson-toc summary{display:flex;align-items:center;justify-content:space-between;cursor:pointer;list-style:none;padding:12px 0;font-size:13px;font-weight:650;color:var(--green)}
  .toc-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px 12px;padding:8px 0 14px}.reading-layout aside a{display:block;margin:0;padding:8px 0;font-size:13px}
  article p,article li{font-size:16px;overflow-wrap:anywhere}article h2{font-size:29px}article h3{font-size:20px}.table-scroll table{font-size:14px}td,th{padding:10px;line-height:1.5}
}
@media(max-width:650px){
  .studio-heading{padding:8px 0}.studio-heading .intro{margin-bottom:14px}.studio-heading h1{margin-bottom:20px}
  .studio-tabs{gap:0;justify-content:space-between}.studio-tabs button{font-size:12px;min-height:46px;padding:12px 2px;white-space:nowrap}.studio-tabs button span{padding:2px 5px;margin-left:2px}
  .studio-filters{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 10px;margin-top:20px}.studio-filters input,.studio-filters select,.practice-settings select{font-size:16px;min-width:0;max-width:100%;height:46px;padding:9px 10px}
  .studio-filters label{font-size:10px;letter-spacing:.8px}
  .plain-button{min-height:44px;display:inline-flex;align-items:center;font-size:13px}.list-heading{gap:12px;flex-wrap:wrap}.list-heading>span{font-size:13px}
  .bulk-bar{gap:8px 12px;padding:12px;font-size:12px}.bulk-bar select{font-size:16px;max-width:100%;min-height:44px}.bulk-bar .button{min-height:44px;padding:8px 12px;font-size:13px}.bulk-bar input,.studio-word input,.practice-settings input{width:20px;height:20px}
  .studio-words .studio-word{grid-template-columns:20px minmax(0,1fr) 44px;gap:8px 10px}.studio-word .word-main strong{font-size:16px;line-height:1.4;overflow-wrap:anywhere}.studio-word .word-main small{font-size:14px;line-height:1.5}.word-star{width:44px;height:44px}.studio-word>select{grid-column:2/-1;grid-row:2;min-width:0;width:100%;font-size:16px;min-height:44px}.word-meta{font-size:11px;gap:6px 10px}
  .practice-layout{padding-top:14px;gap:22px}.practice-settings{margin:0;padding-bottom:20px}.practice-settings h2{font-size:25px;margin-bottom:12px}.practice-settings .eyebrow{font-size:9px;margin-bottom:8px}
  .daily-goal-row{margin:10px 0}.daily-goal-row .storage-note{font-size:13px;line-height:1.5}.goal-plus{flex-basis:44px;width:44px;height:44px}
  .practice-options{margin:8px 0 16px}.practice-options summary{font-size:14px;min-height:44px}.practice-options-body{padding-top:4px}.practice-settings label{font-size:14px;margin:14px 0}.practice-options-body .storage-note{font-size:13px;line-height:1.5}
  .practice-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.practice-actions .button{margin:0;padding:10px 8px;font-size:13px;min-height:48px;line-height:1.4;gap:6px}
  .session-top{gap:12px;flex-wrap:wrap}.flashcard{min-height:240px;padding:24px 16px}.flashcard h2{font-size:clamp(27px,8vw,34px)}.flashcard #card-answer{font-size:22px;overflow-wrap:anywhere}.flashcard #card-detail{font-size:13px}.flashcard .button{min-height:46px;width:100%;padding:12px 8px}.flashcard kbd,.grade-buttons kbd,.keyboard-hint{display:none}
  .grade-buttons{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.grade-buttons button{min-height:62px;padding:12px 8px}.grade-buttons strong{font-size:14px}.grade-buttons span{font-size:12px}
  .stats-grid{gap:12px}.metric strong{font-size:36px}.stat-sheet{padding:18px}.stat-line{overflow-wrap:anywhere}.activity-chart{gap:6px}
  .studio-transfer{gap:10px 20px}.import-label{max-width:100%;font-size:13px}.import-label input{font-size:16px;max-width:100%}
}
@media(max-width:520px){
  header{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:4px 10px;padding:12px 16px}
  header .brand{font-size:24px;white-space:nowrap}header nav{grid-column:1/-1;order:initial;width:100%;margin:0;gap:20px;flex-wrap:wrap}header nav a{font-size:13px;display:inline-flex;align-items:center;min-height:44px}
  .header-account{grid-column:2;grid-row:1;margin:0;padding-left:10px;gap:8px;max-width:100%}.account-name{max-width:78px;padding:5px 8px;font-size:11px}.auth-toggle{min-height:44px;font-size:13px}
  .reading,.vocab-page{padding:22px 16px}.studio-tabs button{font-size:11px}.studio-tabs button span{font-size:9px}
  dialog{padding:26px 22px;max-height:calc(100dvh - 32px);overflow:auto;width:calc(100% - 32px)}dialog h2{font-size:29px}dialog input[type=text],dialog input[type=password]{font-size:16px;min-height:46px}.dialog-close{min-width:44px;min-height:44px;top:4px;right:4px}
  footer{padding:22px 16px;display:grid;gap:8px}
}

@media(min-width:751px) and (max-width:1000px){.hero .cover{width:calc(100% - 24px);height:400px;padding:24px;margin-inline:auto}.hero .scribble{font-size:clamp(54px,7.2vw,72px);letter-spacing:-4px;margin-top:55px}}
@media(max-width:650px){.practice-settings label:has(input[type=checkbox]){display:flex;align-items:center;gap:10px;min-height:44px;margin:8px 0}}

.flashcard .mark-known{display:flex;align-items:center;justify-content:center;min-height:44px;margin:16px auto 0;padding:8px 16px;border:1px solid var(--green);border-radius:8px;font:inherit;color:var(--green)}
.flashcard .mark-known[hidden]{display:none}