/* Calm, compact headers shared by textbook reading and vocabulary study. */
.study-header,.study-word-controls{--study-ink:#426448;--study-soft:#eef4e9;--study-line:#dfe7d8;--study-accent:#315b3e}
.study-vocabulary,.study-word-controls{--study-ink:#526f6b;--study-soft:#f2f5f5;--study-line:#e2e9e8;--study-accent:#526f6b}
.study-header{margin:14px 0 18px;padding:21px 23px 0;border:1px solid var(--study-line);border-radius:17px;background:linear-gradient(120deg,#fffefa,var(--study-soft));box-shadow:0 3px 12px #264b3404}
#main-content .study-header .study-heading{margin:0 0 18px;gap:18px;align-items:center;flex-wrap:wrap}
.study-title{display:flex;align-items:center;gap:13px;min-width:0;flex:1}
.study-title>div{min-width:0}.study-title-icon{display:grid;place-items:center;width:43px;height:48px;border-radius:13px;background:var(--study-soft);border:1px solid var(--study-line);color:var(--study-ink);flex-shrink:0}
.study-title-icon svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.study-header .study-caption,.study-header .eyebrow{margin:0 0 5px;font-size:10px;line-height:1.5;font-weight:650;letter-spacing:1px;color:var(--study-ink)}
#main-content .study-header .study-heading h1{font-size:24px;font-weight:750;line-height:1.4;letter-spacing:-.65px;margin:0;color:#2e4d38;overflow-wrap:anywhere}
#main-content .study-vocabulary .study-heading h1{color:#435d5b}
.study-header .study-title .muted{font-size:12px;line-height:1.6;margin:7px 0 0;color:#8a8e80}
.study-header .study-actions{display:flex;flex-wrap:wrap;gap:7px;flex-shrink:1}
.study-header .button,.study-header .word-complete-button,.study-word-controls .button{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:35px;padding:8px 12px;border:1px solid var(--study-line);border-radius:10px;background:#fffefa;color:var(--study-ink);font-size:12px;line-height:1.4;font-weight:650;box-shadow:none;white-space:nowrap;transition:background .15s,border-color .15s}
.study-header .button:hover,.study-header .word-complete-button:hover,.study-word-controls .button:hover{background:var(--study-soft);border-color:#c0cdb8}
.study-header .button.primary{background:var(--study-accent);border-color:var(--study-accent);color:#fffefa}
.study-header .button.primary:hover{filter:brightness(.94)}
.study-header .study-actions svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}
.study-header .study-controls{background:#fffefa;border-top:1px solid var(--study-line);margin:0 -23px;padding:14px 23px;border-radius:0 0 17px 17px}
.study-header .reader-toolbar{margin:0;gap:10px;align-items:center}
.study-header .reader-page-navigation{padding:4px;border:1px solid var(--study-line);border-radius:11px;gap:7px;background:var(--study-soft)}
.study-header .reader-page-navigation>button{width:30px;height:30px;min-height:30px;padding:7px;border:0;background:#fffefa;border-radius:8px}
.study-header .reader-page-navigation>button svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.8}
.study-header .reader-page-navigation>button:disabled{opacity:.32}
.study-header .reader-page-navigation label{font-size:11px;color:#788773;gap:10px}
.study-header .reader-page-navigation select{height:30px;min-width:78px;max-width:120px;border:0;border-radius:7px;padding:5px 24px 5px 10px;background-color:#fffefa;box-shadow:none;font-size:12px;color:#36583e}
.study-control-options{display:flex;align-items:center;flex-wrap:wrap;gap:7px}
.study-header .study-delete{margin-left:auto;background:transparent;color:#a28274;border-color:#ede4db;font-size:11px}
.study-header .study-delete:hover{background:#fff2ec;border-color:#e6c8b8;color:#975c46}
.study-header .word-complete-button.completed{background:#edf5e6;border-color:#cbdcbe;color:#4b7241}
.study-control-footer{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-top:11px}
.study-header .tts-controls,.study-word-controls .tts-controls{display:flex;align-items:center;gap:12px;margin:0;font-size:11px;color:#7c8975}
.study-header .tts-controls label,.study-word-controls .tts-controls label{gap:7px;font-size:11px;white-space:nowrap}
.study-header .tts-controls select,.study-word-controls .tts-controls select{height:31px;padding:5px 28px 5px 10px;border:1px solid var(--study-line);border-radius:8px;background-color:#fafbf6;color:var(--study-ink);font-size:12px;line-height:1.4;box-shadow:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2386957b' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 9px center}
.study-tip{display:flex;align-items:center;gap:6px;margin:0;color:#96a08d;font-size:11px;line-height:1.6}.study-tip>span{color:#aab893;font-size:14px}
.study-vocabulary{padding-bottom:15px}.study-header .vocab-detail-summary{display:flex;gap:9px 16px;flex-wrap:wrap;margin:0;padding:12px 0 0;border:0;border-top:1px solid var(--study-line);border-radius:0;background:transparent;font-size:11px;color:#769391}
.study-header .vocab-detail-summary strong{color:var(--study-ink);font-size:14px}
.study-word-controls{display:flex;align-items:center;flex-wrap:wrap;gap:13px 20px;margin:0 0 16px;padding:14px 17px;border:1px solid var(--study-line);border-radius:14px;background:#fffefa}
.study-word-controls .vocab-study-actions{margin:0;flex:1}.study-word-controls .vocab-filter{display:flex;align-items:center;flex-wrap:wrap;gap:10px;width:100%;margin:0;padding-top:13px;border-top:1px solid var(--study-line)}
.study-word-controls .vocab-filter>input[type=search]{min-width:150px;flex:1;min-height:37px;border-radius:9px;background:#fcfcfc;border-color:var(--study-line)}
body[data-real-vocabulary=true] .study-word-controls .vocab-filter select{height:37px;padding-top:7px;padding-bottom:7px;border-color:var(--study-line);color:var(--study-ink);box-shadow:none;background-color:#fcfcfc;font-size:12px}
.study-word-controls .vocab-check{font-size:11px;color:#76918f;gap:5px}
@media(max-width:760px){
 .study-header{padding:16px 16px 0;border-radius:14px;margin-top:12px}.study-vocabulary{padding-bottom:14px}
 #main-content .study-header .study-heading{gap:15px;margin-bottom:15px}#main-content .study-header .study-heading h1{font-size:21px}
 .study-title{flex-basis:100%;gap:10px}.study-title-icon{width:37px;height:42px;border-radius:11px}
 .study-header .study-actions{width:100%;gap:6px}.study-header .study-actions .button{flex:1;font-size:11px;padding:8px 9px}
 .study-header .study-controls{margin:0 -16px;padding:12px 14px;border-radius:0 0 14px 14px}.study-header .reader-toolbar{gap:9px}
 .study-header .reader-page-navigation{margin-right:auto}.study-control-options{gap:6px}.study-header .study-delete{margin-left:0}
 .study-control-footer{gap:11px;margin-top:13px}.study-header .tts-controls,.study-word-controls .tts-controls{flex-wrap:wrap;gap:10px}
 .study-word-controls{padding:13px;gap:13px}.study-word-controls .vocab-study-actions{flex-basis:100%}.study-word-controls .vocab-filter>input[type=search]{flex-basis:100%}
 .study-word-controls .vocab-filter{gap:11px}.study-word-controls .vocab-check{font-size:12px}.study-tip{font-size:10px}
}
@media(prefers-reduced-motion:reduce){.study-header .button,.study-header .word-complete-button{transition:none}}

/* Card actions use the same quiet outlines as the study header. */
.reader-card-actions{gap:7px;margin-top:13px;padding-top:12px;border-top:1px solid #edf0e7}
.reader-card-actions .reader-text-button{min-height:31px;padding:6px 10px;gap:5px;border:1px solid #dfe7d8;border-radius:9px;background:#fffefa;color:#5c7553;font-size:11px;font-weight:700;line-height:1.4;box-shadow:none;transition:background .15s,border-color .15s}
.reader-card-actions .reader-text-button:hover:not(:disabled){background:#eef4e9;border-color:#c2d1b7;color:#426448}
.reader-card-actions button[aria-pressed=false]{background:#eef4e9;color:#426448}
.reader-card-actions button[aria-pressed=false]::before{content:'▷';font-size:13px;line-height:1}
.reader-card-actions .reader-card-move{min-width:29px;width:29px;padding:5px;border-color:#e8eddf;background:#f9fbf5;color:#8b9b7d;font-size:14px}
.reader-card-actions .reader-card-move:disabled{opacity:.3}
.reader-card-actions .reader-card-move[data-card-move=up]{margin-left:auto}
.reader-card-actions .reader-text-button:focus-visible{outline:2px solid #8faa7c;outline-offset:2px}

#vocab-list-content .vocab-entry .tts-listen,
#vocab-list-content .vocab-entry .word-complete-button,
#vocab-list-content .vocab-entry .vocab-edit{display:inline-flex;align-items:center;justify-content:center;gap:5px;min-height:31px;padding:6px 10px;border:1px solid #dfe7e6;border-radius:9px;background:#fcfdfd;color:#638986;font-family:inherit;font-size:11px;font-weight:700;line-height:1.4;white-space:nowrap;text-decoration:none;box-shadow:none;transition:background .15s,border-color .15s}
#vocab-list-content .vocab-entry .tts-listen{min-height:25px;padding:4px 7px;gap:4px;border-radius:7px;font-size:10px;font-weight:700;line-height:1.4;background:#f2f5f5;margin-top:6px}
#vocab-list-content .vocab-entry .tts-listen:not(.is-speaking)::before{content:'▷';font-size:11px;line-height:1}
#vocab-list-content .vocab-entry .tts-listen.is-speaking{background:#526f6b!important;border-color:#526f6b;color:#fff!important}
#vocab-list-content .vocab-entry .word-complete-button{font-size:11px;font-weight:700;line-height:1.4;flex-direction:column;gap:2px}
#vocab-list-content .vocab-entry .word-complete-button small:empty{display:none}
#vocab-list-content .vocab-entry .word-complete-button small{font-size:9px;font-weight:400;line-height:1.2;color:#85967b}
#vocab-list-content .vocab-entry .word-complete-button.completed{border-color:#cdddbe;background:#edf5e7;color:#4b7241}
#vocab-list-content .vocab-entry .vocab-edit{font-size:11px;font-weight:700;line-height:1.4}
#vocab-list-content .vocab-entry .tts-listen:hover:not(.is-speaking),
#vocab-list-content .vocab-entry .word-complete-button:hover,
#vocab-list-content .vocab-entry .vocab-edit:hover{background:#eff3f3;border-color:#c4d2d1;color:#52716f}
#vocab-list-content .vocab-entry .word-complete-button.completed:hover{background:#e5f0dd;border-color:#baceaa;color:#41663a}
#vocab-list-content .vocab-entry-controls{gap:7px;flex-wrap:wrap}
#vocab-list-content .vocab-entry-controls .icon-button{width:31px;height:31px;border:1px solid #e2e9e8;border-radius:9px;background:#fcfdfd;color:#7ea19e}
#vocab-list-content .vocab-entry-controls .icon-button svg{width:15px;height:15px}
#vocab-list-content .vocab-entry-controls form{margin:0;display:flex}
#vocab-list-content .vocab-entry button:focus-visible,#vocab-list-content .vocab-entry .vocab-edit:focus-visible{outline:2px solid #aac1bf;outline-offset:2px}
@media(max-width:600px){.reader-card-actions{gap:6px;padding-top:11px}.reader-card-actions .reader-text-button{min-height:33px;padding:7px 9px}.reader-card-actions .reader-card-move{width:31px;min-width:31px}#vocab-list-content .vocab-entry .tts-listen,#vocab-list-content .vocab-entry .word-complete-button,#vocab-list-content .vocab-entry .vocab-edit{min-height:33px}#vocab-list-content .vocab-entry-controls .icon-button{width:33px;height:33px}}
@media(prefers-reduced-motion:reduce){.reader-card-actions .reader-text-button,#vocab-list-content .vocab-entry .tts-listen,#vocab-list-content .vocab-entry .word-complete-button,#vocab-list-content .vocab-entry .vocab-edit{transition:none}}

/* Secondary sentence actions open above the scrolling card panel. */
.reader-card-actions .reader-more-trigger{margin-left:auto;min-width:31px;padding:4px 8px;font-size:20px;line-height:1}
.reader-card-actions .reader-more-mobile,.reader-card-actions .reader-more-popover .reader-copy-mobile{display:none}
.reader-more-popover{position:fixed;inset:auto;margin:0;padding:6px;min-width:148px;max-width:calc(100vw - 16px);border:1px solid #dfe7d8;border-radius:12px;background:#fffefa;color:#5c7553;box-shadow:0 8px 25px #314b3824}
.reader-card-actions .reader-more-popover .reader-text-button{display:flex;justify-content:flex-start;width:100%;min-height:34px;margin:0;padding:8px 10px;border:0;border-radius:7px;background:transparent;font-size:11px;text-align:left;text-decoration:none}
.reader-card-actions .reader-more-popover .reader-text-button:hover:not(:disabled){background:#eef4e9}
.reader-card-actions .reader-more-popover .reader-card-move:disabled{opacity:.35}
.reader-card-actions .reader-more-popover .reader-copy-mobile{display:none}
@media(max-width:600px){
 .reader-card-actions .reader-copy-desktop{display:none}
 .reader-card-actions .reader-more-mobile{display:inline-flex}
 .reader-card-actions .reader-more-popover .reader-copy-mobile{display:flex}
 .reader-card-actions .reader-more-trigger{min-width:33px;min-height:33px}
}

@media(max-width:600px){#vocab-list-content .vocab-entry .tts-listen{min-height:26px}}