:root {
    --bg: #f5f7f6;
    --surface: #fff;
    --text: #24352f;
    --muted: #6b7973;
    --line: #dde5df;
    --primary: #21745b;
    --primary-soft: #e9f3ee;
    --success: #21745b;
}

body { font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif; line-height: 1.55; letter-spacing: 0; }
button, input, select, textarea { font: inherit; }
button, .button { border-radius: 8px; }
button:not(:disabled), summary, a, input, select, textarea { -webkit-tap-highlight-color: transparent; }
button:disabled { cursor: not-allowed; }
input:not([type="checkbox"]):not([type="radio"]):not([type="range"]), select, textarea { min-height: 44px; border-color: var(--line); border-radius: 8px; background-color: white; }
:focus-visible { outline: 3px solid #d0a64c; outline-offset: 3px; }
.button { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-weight: 600; padding: 10px 16px; }
.button.primary, button.primary { background: var(--primary); border-color: var(--primary); color: white; }
.button:hover, button:hover:not(:disabled) { filter: none; }
.button.primary:hover { background: #195d49; }
.lucide { width: 20px; height: 20px; flex-shrink: 0; stroke-width: 1.8; vertical-align: middle; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
[hidden] { display: none !important; }
.container, .portal-page .container, .english-sentences-page .container { width: min(1160px, 100%); padding: 32px 32px 64px; }
.topbar { min-height: 72px; padding: 12px max(24px, calc((100vw - 1096px) / 2)); gap: 28px; z-index: 60; }
.brand { display: flex; align-items: center; gap: 9px; flex-shrink: 0; font-size: 19px; }
.brand-mark { width: 36px; height: 36px; display: grid; place-items: center; background: var(--primary); color: white; border-radius: 8px; }
.brand-mark .lucide { width: 22px; height: 22px; }
.topbar .primary-nav { flex: 1; justify-content: center; flex-wrap: nowrap; gap: 4px; }
.primary-nav a { padding: 8px 12px; border-radius: 6px; white-space: nowrap; color: #596b62; font-weight: 500; }
.primary-nav a:hover, .primary-nav a[aria-current="page"] { background: var(--primary-soft); color: var(--primary); }
.topbar-tools { display: flex; align-items: center; gap: 12px; }
.pet-mobile-toggle { display: none; }
.current-learner { display: flex; gap: 6px; align-items: center; font-size: 14px; max-width: 140px; }
.current-learner span { overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.nav-more { position: relative; }
.nav-more summary { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 8px; list-style: none; cursor: pointer; }
.nav-more summary::-webkit-details-marker { display: none; }
.nav-more[open] summary, .nav-more summary:hover { background: var(--primary-soft); }
.topbar .nav-more-list { position: absolute; top: calc(100% + 12px); right: 0; display: grid; grid-template-columns: 1fr; width: 216px; max-height: min(72vh, 540px); overflow-y: auto; padding: 8px; gap: 2px; border: 1px solid var(--line); border-radius: 8px; background: white; box-shadow: 0 12px 32px #183b2420; }
.topbar .nav-more-list a { display: flex; align-items: center; justify-content: start; gap: 12px; padding: 10px 12px; border: 0; background: transparent; border-radius: 5px; text-align: left; white-space: nowrap; }
.nav-more-list a:hover { background: var(--primary-soft); }
.mobile-nav { display: none; }
.context-tools { width: min(1096px, calc(100% - 64px)); margin: 18px auto 0; font-size: 14px; }
.context-tools > summary, .study-settings-drawer > summary, .content-assignment-drawer > summary { display: flex; align-items: center; gap: 10px; min-height: 48px; cursor: pointer; color: var(--muted); list-style: none; }
.context-tools > summary > span, .study-settings-drawer > summary > span { margin-left: auto; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 50%; }
.context-tools > summary::-webkit-details-marker, .study-settings-drawer > summary::-webkit-details-marker, .content-assignment-drawer > summary::-webkit-details-marker { display: none; }
.context-tools .context-bar { display: grid; gap: 16px; padding: 20px 0; background: transparent; border-top: 1px solid var(--line); }
.context-tools .context-bar > form { width: 100%; }
.page-head, .portal-head, .pet-page-head { margin: 0 0 26px; align-items: center; gap: 16px; }
.page-head h1, .portal-head h1, .pet-page-head h1 { margin: 0 0 6px; font-size: 30px; line-height: 1.4; letter-spacing: 0; }
.page-head p, .portal-head p, .pet-page-head p { margin: 0; color: var(--muted); font-size: 15px; }
.section-kicker { color: var(--primary) !important; font-size: 13px !important; font-weight: 600; margin: 0 0 6px !important; }
.portal-head { display: flex; justify-content: space-between; padding-top: 8px; }
.portal-today { display: flex; align-items: center; gap: 12px; border-left: 1px solid var(--line); padding-left: 24px; flex-shrink: 0; }
.portal-today > .lucide { color: var(--primary); width: 26px; height: 26px; }
.portal-today span { font-size: 12px; color: var(--muted); }
.portal-today strong { display: block; color: var(--text); font-size: 23px; font-weight: 600; }
.portal-user-panel { margin: 0 0 28px; padding: 15px 0; border: 0; border-radius: 0; background: transparent; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.portal-user-panel form { display: flex; align-items: end; gap: 12px; }
.portal-user-panel label { flex: 1; max-width: 260px; font-size: 12px; font-weight: 500; color: var(--muted); }
.portal-user-panel select, .portal-user-panel input { color: var(--text); font-size: 15px; }
.portal-user-actions { margin-top: 10px; font-size: 12px; font-weight: 400; }
.portal-user-actions a { color: var(--primary); }
.subject-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-bottom: 24px; }
.subject-card { position: relative; display: flex; align-items: center; gap: 18px; min-height: 124px; padding: 22px; border: 1px solid var(--line); border-radius: 8px; background: white; box-shadow: none; transition: border-color 150ms, transform 150ms; }
.subject-card:hover { transform: translateY(-2px); border-color: var(--subject-color, var(--primary)); }
.subject-card h2 { margin: 0 0 6px; font-size: 21px; line-height: 1.5; }
.subject-card p { margin: 0; font-size: 13px; color: var(--muted); }
.subject-card .subject-icon { flex-shrink: 0; width: 48px; height: 48px; display: grid; place-items: center; border-radius: 8px; background: var(--subject-soft, #eaf3ed); color: var(--subject-color, #32715a); font-size: 22px; }
.subject-icon .lucide { width: 27px; height: 27px; }
.subject-english { --subject-color: #4172b8; --subject-soft: #edf3fc; }
.subject-chinese { --subject-color: #bb654a; --subject-soft: #fcf0eb; }
.subject-math { --subject-color: #28887d; --subject-soft: #e8f5f1; }
.subject-listening { --subject-color: #aa7c27; --subject-soft: #fbf5e4; }
.subject-poetry { --subject-color: #567955; --subject-soft: #edf4e9; }
.subject-action { margin-left: auto; align-self: center; white-space: nowrap; min-height: 0; padding: 0; background: transparent; font-size: 13px; color: var(--subject-color, var(--primary)); }
.discovery-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 20px; margin: 12px 0 24px; border-top: 1px solid var(--line); padding-top: 22px; }
.poetry-home-entry { min-height: 170px; display: flex; gap: 20px; align-items: center; }
.poetry-home-entry img { width: 148px; height: 152px; object-fit: cover; border-radius: 6px; }
.poetry-home-entry h2 { font-size: 22px; margin: 2px 0 8px; }
.poetry-home-entry p { font-size: 13px; color: var(--muted); margin: 0 0 12px; }
.text-link { font-size: 13px; display: inline-flex; gap: 8px; align-items: center; color: var(--primary); font-weight: 600; }
.pet-home-entry { display: flex; position: relative; align-items: center; gap: 8px; min-height: 170px; margin: 0; padding: 0; background: transparent; border: 0; border-left: 1px solid var(--line); border-radius: 0; box-shadow: none; }
.pet-home-entry-visual { width: 140px; height: 165px; min-width: 100px; overflow: visible; }
.pet-home-entry-visual img { width: 100%; height: 100%; object-fit: contain; transform: none; animation: natural-breathe 5s ease-in-out infinite; }
.pet-home-entry-copy { gap: 6px; min-width: 0; }
.pet-home-entry-copy strong { font-size: 21px; }
.pet-home-entry-copy small { font-size: 13px; color: var(--primary); }
.pet-home-entry-copy > span { font-size: 12px; color: var(--muted); }
.pet-home-entry-action { align-self: start; color: var(--primary); font-size: 13px; margin-top: 16px; }
.content-assignment-drawer { border-top: 1px solid var(--line); }
.content-assignment-drawer > summary > .lucide:last-child { margin-left: auto; }
.panel { padding: 20px 0; border: 0; border-top: 1px solid var(--line); border-radius: 0; box-shadow: none; background: transparent; }
.panel-title h2, .pet-section-title h2 { font-size: 20px; margin-top: 0; }
.stats-grid { gap: 0; padding: 18px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); margin-bottom: 24px; }
.stats-grid .stat { padding: 4px 14px; border: 0; border-radius: 0; background: none; border-right: 1px solid var(--line); box-shadow: none; }
.stats-grid .stat:last-child { border-right: 0; }
.stat span { font-size: 28px; font-weight: 600; color: var(--primary); }
.stat strong { color: var(--muted); font-size: 12px; font-weight: 500; }
.home-stats { margin-top: 20px; }
.study-settings-drawer { margin: 0 0 22px; padding: 0 16px; background: #edf3ef; border-radius: 8px; }
.study-settings-drawer > summary { color: var(--primary); font-size: 14px; min-height: 52px; }
.study-settings-drawer .home-context { margin: 0; }
.english-vocab-study-panel { margin-bottom: 8px; }
.english-home-page .recent-panel { display: none; }
.section-tabs { display: flex; overflow: auto; gap: 4px; padding: 4px 0 14px; }
.section-tabs a { white-space: nowrap; border: 0; border-radius: 6px; background: transparent; }
.section-tabs a.active { background: var(--primary-soft); color: var(--primary); }
.word-row, .word-manage-row, .audio-card, .resource-card, .english-sentence-card { border-color: var(--line); border-radius: 8px; box-shadow: none; }
.english-sentence-card { padding: 24px; background: white; }
.english-sentence-learning-area h2 { font-size: 25px; line-height: 1.5; color: var(--text); }
.english-sentence-card .speak-sentence { display: flex; align-items: center; gap: 6px; color: var(--primary); background: var(--primary-soft); border: 0; border-radius: 8px; min-height: 44px; }
.sentence-phrases { background: #f5f8f6; }
.english-sentence-card .sentence-category { color: #907037; }
.learning-complete { text-align: center; padding: 60px 20px; }
.learning-complete > .lucide { color: var(--primary); width: 48px; height: 48px; }
.learning-complete h2 { font-size: 23px; }
.learning-complete p { color: var(--muted); }
.audio-category-card { border: 1px solid var(--line); border-radius: 8px; box-shadow: none; background: white; }
.audio-category-card h2 { font-size: 22px; }
.audio-category-card .audio-count { color: var(--primary); }
.audio-card audio { width: 100%; max-width: 100%; }
.card { border-color: var(--line); border-radius: 8px; box-shadow: 0 6px 24px #26432f08; }
.card-back { background: #f0f6f2; border-radius: 8px; }
.card-front strong { font-size: 48px; overflow-wrap: anywhere; }
.front-meaning { font-size: 36px; }
.pet-page-head { display: flex; flex-direction: row-reverse; justify-content: space-between; }
.pet-house { padding: 0; gap: 48px; border: 0; border-radius: 0; background: transparent; }
.pet-room, .pet-room[data-pet-state="resting"] { min-height: 340px; background: transparent; border: 0; border-radius: 0; }
.pet-room::after, .pet-room-sun, .pet-room-shelf, .pet-room-rug { display: none; }
.pet-stage-button { width: min(calc(230px + 65px * var(--pet-stage-scale)), 88%); height: calc(250px + 60px * var(--pet-stage-scale)); bottom: 12px; }
.pet-stage-image { filter: drop-shadow(0 9px 7px #2d4b3614); transform-origin: 50% 92%; }
.pet-stage-button .pet-stage-image, .pet-room[data-pet-state] .pet-stage-image { animation: natural-breathe 5.7s ease-in-out infinite; }
.pet-room[data-pet-state="resting"] .pet-stage-image { animation-duration: 6.5s; }
.pet-room.is-petted .pet-stage-image { animation: natural-greet 1.6s ease-in-out; }
.pet-room.is-playing .pet-stage-image { animation: natural-play 1.6s ease-in-out; }
.pet-room.is-treating .pet-stage-image { animation: natural-greet 1.6s ease-in-out; }
.pet-house-copy { gap: 10px; grid-column: 2; grid-row: 1 / 3; }
.pet-house-copy h2 { font-size: 27px; }
.pet-house-copy strong { font-size: 19px; }
.pet-house-copy .pet-growth-note { color: var(--primary); font-size: 13px; }
.pet-growth-subjects { display: flex; flex-wrap: wrap; gap: 8px 16px; font-size: 12px; color: var(--muted); }
.pet-progress-track { height: 7px; background: #e0eae3; }
.pet-progress-track span { background: var(--primary); }
.pet-feedback { font-weight: 500; background: #ebf3ed; padding: 10px 12px; }
.pet-house-actions { margin: 0 0 24px; grid-column: 1; grid-row: 2; }
.pet-house-action { border-color: var(--line); min-height: 80px; }
.pet-house-action > span { display: grid; place-items: center; border-radius: 8px; background: #eef4f1; color: var(--primary); width: 40px; height: 40px; }
.pet-house-action.treat > span { background: #faf0d8; color: #9d771d; }
.pet-today-stats > div { border: 0; border-radius: 0; background: transparent; padding: 12px; }
.pet-today-stats { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.pet-stage-list { border: 0; padding: 18px 0; background: transparent; }
.pet-stage-row.current strong { color: var(--primary); }
.pet-stage-row.unlocked .pet-stage-dot { background: var(--primary); border-color: var(--primary); }
.pet-page .companion-pet, .pet-page .companion-pet-restore,
.portal-page .companion-pet, .portal-page .companion-pet-restore { display: none; }
.companion-pet-eye { display: none; }
.companion-pet[data-pet-state] .companion-pet-visual { animation: natural-breathe 6s ease-in-out infinite; }
.companion-pet.is-observing[data-pet-state] .companion-pet-visual { animation: natural-greet 1.3s ease-in-out; }
.companion-pet-dismiss { min-width: 30px; min-height: 30px; }
.companion-pet-bubble { position: fixed; right: auto; bottom: auto; max-height: calc(100dvh - 100px); overflow-y: auto; box-shadow: 0 8px 24px #25412d20; border-color: var(--line); }
.companion-pet-bubble a { color: var(--primary); }
.companion-pet-hide { min-height: 36px; }
.companion-pet-size-presets button { min-height: 32px; }
.companion-pet-size-presets button.is-selected { color: var(--primary); background: var(--primary-soft); border-color: var(--primary); }

@keyframes natural-breathe { 0%, 100% { transform: scale(1, 1); } 52% { transform: scale(1.004, 1.009) translateY(-1px); } }
@keyframes natural-greet { 0%, 100% { transform: rotate(0); } 30% { transform: rotate(-2deg) translateY(-2px); } 68% { transform: rotate(1deg); } }
@keyframes natural-play { 0%, 100% { transform: translateX(0); } 25% { transform: translate(10px, -3px) rotate(1deg); } 60% { transform: translate(-6px, -2px) rotate(-1deg); } }

.poetry-banner { position: relative; padding-top: 160px; margin-bottom: 22px; }
.poetry-banner-image { position: absolute; top: 0; left: 0; width: 100%; height: 160px; object-fit: cover; object-position: center 53%; }
.poetry-banner-content { padding-top: 24px; }
.poetry-back { font-size: 13px; color: var(--primary); font-weight: 500; }
.poetry-banner h1 { margin: 8px 0; font-family: "Songti SC", "Noto Serif CJK SC", serif; font-size: 32px; line-height: 1.5; }
.poetry-edition { max-width: 820px; font-size: 13px; color: var(--muted); line-height: 1.8; }
.poetry-continue { margin-top: 8px; }
.poetry-stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 18px 0; margin-bottom: 28px; }
.poetry-stat { display: flex; align-items: baseline; gap: 8px; justify-content: center; border-right: 1px solid var(--line); }
.poetry-stat:last-child { border-right: 0; }
.poetry-stat strong { color: var(--primary); font-size: 25px; font-weight: 600; }
.poetry-stat span { font-size: 12px; color: var(--muted); }
.poetry-directory-heading { display: flex; align-items: center; gap: 12px; }
.poetry-directory-heading h2 { font-size: 21px; margin: 0; }
.poetry-result-count { font-size: 13px; color: var(--muted); }
.poetry-filters { display: grid; grid-template-columns: auto minmax(100px, 1fr) auto minmax(160px, 1.5fr) auto auto; gap: 10px; align-items: center; margin: 18px 0; }
.poetry-filters label, .poetry-reset { font-size: 13px; color: var(--muted); }
.poetry-filters select, .poetry-filters input { width: 100%; padding: 10px 12px; border: 1px solid var(--line); }
.poetry-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); list-style: none; margin: 0; padding: 0; column-gap: 28px; }
.poetry-list-item { min-width: 0; border-bottom: 1px solid var(--line); }
.poetry-poem-link { display: flex; align-items: center; gap: 16px; min-height: 94px; padding: 16px 4px; }
.poetry-poem-link:hover { background: #edf3ee; }
.poetry-order { color: #9ca99f; font-size: 13px; font-variant-numeric: tabular-nums; width: 30px; flex-shrink: 0; }
.poetry-poem-info { min-width: 0; flex: 1; }
.poetry-title { display: block; font-size: 18px; font-weight: 600; }
.poetry-meta { display: block; margin-top: 4px; font-size: 12px; color: var(--muted); }
.poetry-status { flex-shrink: 0; font-size: 11px; color: #8b978f; }
.poetry-status-mastered { color: var(--primary); }
.poetry-status-learning { color: #4076a8; }
.poetry-status-review { color: #aa702b; }
.poetry-sources { margin: 28px 0; color: var(--muted); font-size: 12px; }
.poetry-sources summary { cursor: pointer; padding: 12px 0; }
.poetry-detail { max-width: 760px; margin: 0 auto; }
.poetry-breadcrumb { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 24px; color: var(--muted); font-size: 12px; }
.poetry-reading { position: relative; isolation: isolate; text-align: center; padding: 32px 24px 44px; background: #fff; }
.poetry-landscape { position: absolute; inset: 0; z-index: -1; pointer-events: none; background: url("illustrations/poetry/mountain-v1.webp") center center / cover no-repeat; opacity: .5; }
.poetry-reading[data-poem-theme="moon"] .poetry-landscape { background-image: url("illustrations/poetry/moon-v1.webp"); }
.poetry-reading[data-poem-theme="river"] .poetry-landscape { background-image: url("illustrations/poetry/river-v1.webp"); }
.poetry-reading[data-poem-theme="autumn"] .poetry-landscape { background-image: url("illustrations/poetry/autumn-v1.webp"); }
.poetry-reading .poetry-heading, .poetry-reading .poetry-lines { position: relative; }
.poetry-heading h1 { font-family: "Songti SC", "Noto Serif CJK SC", serif; font-size: 32px; font-weight: 600; line-height: 1.6; margin: 14px 0 8px; overflow-wrap: anywhere; }
.poetry-book-title { font-size: 12px; color: #87938b; margin: 0; }
.poetry-author { font-size: 15px; color: var(--muted); margin: 8px 0 18px; }
.poetry-speech { background: var(--primary-soft); color: var(--primary); border-color: transparent; }
.poetry-speech[aria-pressed="true"] { background: var(--primary); color: white; }
.poetry-speech { min-width: 116px; min-height: 46px; justify-content: center; }
.poetry-player { display: block; width: min(100%, 320px); height: 44px; margin: 12px auto 0; }
.poetry-player[hidden] { display: none; }
.poetry-themes { display: flex; justify-content: center; align-items: center; flex-wrap: wrap; gap: 12px; border: 0; margin: 14px 0 24px; padding: 0; }
.poetry-themes legend { float: left; font-size: 12px; color: var(--muted); line-height: 60px; margin-right: 12px; }
.poetry-theme-choice { position: relative; display: grid; gap: 3px; justify-items: center; min-width: 56px; cursor: pointer; font-size: 11px; font-weight: 500; color: var(--muted); }
.poetry-theme-choice input { position: absolute; opacity: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; }
.poetry-theme-choice img { width: 56px; height: 36px; object-fit: cover; border: 2px solid transparent; border-radius: 4px; }
.poetry-theme-choice input:checked + img { border-color: var(--primary); }
.poetry-theme-choice input:checked ~ span { color: var(--primary); }
.poetry-theme-choice input:focus-visible + img { outline: 2px solid var(--primary); outline-offset: 3px; }
.poetry-explanation { border-top: 1px solid var(--line); margin-top: 12px; }
.poetry-explanation summary { padding: 16px 0; cursor: pointer; font-size: 17px; font-weight: 600; }
.poetry-explanation summary span { color: var(--muted); font-size: 12px; font-weight: 400; margin-left: 8px; }
.poetry-guide .poetry-explanation > p { padding: 0 0 16px; }
.poetry-translation { padding: 8px 0 16px; }
.poetry-guide .poetry-original { font-family: "Songti SC", "Noto Serif CJK SC", serif; color: #275550; font-size: 18px; font-weight: 600; margin: 0 0 6px; }
.poetry-vocabulary { margin: 0 0 12px; }
.poetry-vocabulary > div { display: grid; grid-template-columns: minmax(64px, 100px) minmax(0, 1fr); gap: 16px; padding: 10px 0; font-size: 16px; line-height: 1.8; }
.poetry-vocabulary dt { font-weight: 600; color: #275550; }
.poetry-vocabulary dd { margin: 0; }
.poetry-speech-feedback { font-size: 12px; color: var(--muted); }
.poetry-speech-feedback:empty { display: none; }
.poetry-lines { margin: 26px 0 0; font-family: "Songti SC", "Noto Serif CJK SC", serif; }
.poetry-line { font-size: 23px; line-height: 1.9; margin: 7px 0; overflow-wrap: anywhere; }
.poetry-guide, .poetry-question { padding: 22px 0; border-top: 1px solid var(--line); }
.poetry-guide h2, .poetry-question h2 { font-size: 18px; margin: 0 0 10px; color: var(--primary); }
.poetry-guide p, .poetry-question p { font-size: 16px; line-height: 1.9; margin: 0; }
.poetry-answer { margin-top: 14px; }
.poetry-answer summary { cursor: pointer; font-size: 14px; color: var(--primary); padding: 10px 0; }
.poetry-answer p { background: #edf4ee; padding: 14px; border-radius: 6px; font-size: 15px; }
.poetry-progress { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 24px 0; }
.poetry-progress-options { display: flex; flex-wrap: wrap; gap: 10px 24px; margin: 0; padding: 0; border: 0; }
.poetry-progress-options legend { font-size: 16px; font-weight: 600; margin-bottom: 12px; }
.poetry-progress-option { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; font-size: 15px; cursor: pointer; }
.poetry-progress-option input { width: 18px; height: 18px; accent-color: var(--primary); }
.poetry-progress-actions { display: flex; gap: 16px; align-items: center; margin-top: 14px; }
.poetry-saved-status { font-size: 13px; }
.poetry-pagination { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); align-items: center; gap: 20px; padding: 26px 0; }
.poetry-previous, .poetry-next { display: grid; gap: 6px; min-height: 50px; }
.poetry-next { text-align: right; }
.poetry-pagination span { font-size: 12px; color: var(--muted); }
.poetry-pagination strong { font-size: 15px; font-weight: 500; }
.poetry-directory-link { font-size: 14px; color: var(--primary); padding: 12px; }

@media (max-width: 1000px) {
    .topbar { padding: 10px 24px; gap: 12px; }
    .primary-nav a { padding: 8px; font-size: 14px; }
    .current-learner { max-width: 90px; }
    .subject-card { padding: 20px; gap: 14px; }
    .discovery-grid { grid-template-columns: 1fr 1fr; }
    .poetry-home-entry { gap: 12px; }
    .poetry-home-entry img { width: 110px; }
    .pet-home-entry-visual { width: 110px; }
}

@media (max-width: 760px) {
    .poetry-banner { padding-top: 130px; margin-bottom: 18px; }
    .poetry-banner-image { height: 130px; }
    .poetry-banner-content { padding-top: 16px; }
    .poetry-banner h1 { font-size: 26px; }
    .poetry-edition { font-size: 12px; }
    .poetry-stats { margin-bottom: 22px; }
    .poetry-stat { flex-direction: column; align-items: center; gap: 2px; }
    .poetry-stat strong { font-size: 25px; }
    .poetry-stat span { font-size: 11px; }
    .poetry-filters { grid-template-columns: minmax(0, 1fr) auto; gap: 10px; }
    .poetry-filters label { grid-column: 1 / -1; margin-bottom: -5px; }
    .poetry-filters select { grid-column: 1 / -1; }
    .poetry-reset { grid-column: 1 / -1; }
    .poetry-list { grid-template-columns: 1fr; }
    .poetry-poem-link { gap: 10px; min-height: 85px; }
    .poetry-title { font-size: 17px; }
    .poetry-breadcrumb { font-size: 11px; align-items: start; }
    .poetry-breadcrumb span { text-align: right; }
    .poetry-heading h1 { font-size: 26px; }
    .poetry-reading { padding: 26px 14px 32px; }
    .poetry-themes { gap: 10px; margin-bottom: 18px; }
    .poetry-themes legend { float: none; text-align: center; width: 100%; line-height: 1.5; margin: 0 0 8px; }
    .poetry-vocabulary > div { grid-template-columns: 76px minmax(0, 1fr); gap: 12px; font-size: 15px; }
    .poetry-line { font-size: 21px; line-height: 2; }
    .poetry-guide p, .poetry-question p { font-size: 15px; }
    .poetry-progress-options { gap: 8px 14px; }
    .poetry-progress-option { font-size: 14px; }
    .poetry-progress-actions { flex-wrap: wrap; }
    .poetry-pagination { gap: 10px; }
    .poetry-pagination strong { font-size: 13px; }
    body { padding-bottom: calc(72px + env(safe-area-inset-bottom)); }
    .container, .portal-page .container, .english-sentences-page .container { padding: 22px 18px 36px; }
    .topbar, .english-sentences-page .topbar { min-height: 60px; padding: 8px 16px; flex-direction: row; align-items: center; }
    .brand { font-size: 17px; gap: 8px; }
    .brand-mark { width: 32px; height: 32px; }
    .topbar .primary-nav { display: none; }
    .topbar .nav-more[open] .nav-more-list { display: grid; }
    .current-learner { max-width: 115px; font-size: 12px; }
    .topbar-tools { gap: 4px; }
    .pet-mobile-toggle { display: grid; place-items: center; width: 38px; height: 42px; padding: 8px; border: 0; background: transparent; color: var(--primary); }
    .portal-page .pet-mobile-toggle, .pet-page .pet-mobile-toggle { display: none; }
    .mobile-nav { position: fixed; bottom: 0; left: 0; right: 0; z-index: 70; display: flex; justify-content: space-evenly; padding: 7px 8px calc(7px + env(safe-area-inset-bottom)); min-height: 65px; background: #fff; border-top: 1px solid var(--line); }
    .mobile-nav a { display: flex; flex: 1; flex-direction: column; align-items: center; justify-content: center; gap: 3px; color: #7a8780; min-height: 48px; font-size: 11px; }
    .mobile-nav a .lucide { width: 22px; height: 22px; }
    .mobile-nav a[aria-current="page"] { color: var(--primary); font-weight: 700; }
    .page-head, .portal-head, .pet-page-head { margin-bottom: 20px; align-items: start; }
    .page-head h1, .portal-head h1, .english-sentences-page .page-head h1, .pet-page-head h1 { font-size: 25px; }
    .page-head p, .portal-head p { font-size: 13px; }
    .portal-head { display: block; }
    .portal-today { border: 0; padding: 12px 0 0; gap: 6px; }
    .portal-today > .lucide { width: 16px; height: 16px; }
    .portal-today span { display: flex; gap: 8px; align-items: baseline; }
    .portal-today strong { font-size: 15px; }
    .portal-user-panel { margin-bottom: 22px; padding: 12px 0; }
    .portal-user-panel form { display: grid; grid-template-columns: 1fr auto; gap: 10px; }
    .portal-user-panel label { max-width: none; }
    .portal-user-panel label:nth-child(2) { grid-column: 1; grid-row: 2; }
    .portal-user-panel .button { grid-column: 2; grid-row: 1; min-width: 68px; }
    .portal-user-panel label:nth-child(2)[hidden] + .button { grid-row: 1; }
    .portal-user-actions { margin-top: 8px; }
    .subject-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-bottom: 22px; }
    .subject-card { min-height: 152px; padding: 16px 14px; display: block; }
    .subject-card h2 { font-size: 18px; margin: 12px 0 5px; }
    .subject-card p { font-size: 12px; line-height: 1.7; }
    .subject-card .subject-icon { width: 38px; height: 38px; font-size: 20px; }
    .subject-icon .lucide { width: 23px; height: 23px; }
    .subject-action { position: absolute; top: 22px; right: 14px; font-size: 11px; }
    .subject-action .lucide { width: 18px; height: 18px; }
    .discovery-grid { grid-template-columns: 1fr; gap: 16px; padding-top: 18px; }
    .poetry-home-entry { min-height: 126px; gap: 18px; }
    .poetry-home-entry img { width: 100px; height: 126px; }
    .poetry-home-entry h2 { font-size: 21px; }
    .poetry-home-entry p { font-size: 12px; }
    .pet-home-entry { border-left: 0; border-top: 1px solid var(--line); padding-top: 12px; min-height: 134px; gap: 16px; }
    .pet-home-entry-visual { width: 100px; height: 122px; }
    .pet-home-entry-copy strong { font-size: 20px; }
    .pet-home-entry-action { margin-left: auto; }
    .context-tools { width: calc(100% - 36px); margin-top: 10px; }
    .context-tools .context-bar, .context-tools .context-bar > form { display: grid; grid-template-columns: 1fr; }
    .context-tools > summary span { max-width: 45%; font-size: 12px; }
    .study-page .context-tools { display: none; }
    .study-settings-drawer { padding: 0 12px; }
    .study-settings-drawer > summary { font-size: 13px; }
    .study-settings-drawer > summary > span { max-width: 30%; font-size: 11px; }
    .study-settings-drawer .home-context { display: block; }
    .stats-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px 0; padding: 16px 0; }
    .stats-grid .stat { padding: 0 8px; }
    .stats-grid .stat:nth-child(3n) { border-right: 0; }
    .stat span, .english-sentences-page .home-stats .stat span { font-size: 25px; }
    .stat strong { font-size: 11px; }
    .english-sentences-page .home-stats { grid-template-columns: repeat(3, minmax(0, 1fr)); padding: 14px 0; }
    .english-sentence-card { padding: 18px 16px; }
    .english-sentence-learning-area h2 { font-size: 22px; }
    .english-sentence-heading { grid-template-columns: minmax(0, 1fr) auto; gap: 8px; }
    .english-sentence-card .speak-sentence { min-width: 44px; padding: 10px; }
    .english-sentence-card .speak-sentence span { display: none; }
    .english-sentence-card form { display: flex; gap: 10px; }
    .english-sentence-card form .button { flex: 1; min-height: 48px; font-size: 14px; }
    .english-sentence-card .sentence-meaning { font-size: 18px; line-height: 1.7; }
    .study-page .container { padding-bottom: 30px; }
    .card-front strong { font-size: 42px; }
    .front-meaning { font-size: 30px; }
    .review-actions button { min-height: 50px; font-size: 13px; }
    .card { border-radius: 8px; }
    .section-tabs { display: flex; }
    .form-panel { padding: 18px 14px; }
    input:not([type="checkbox"]):not([type="radio"]):not([type="range"]), select, textarea { font-size: 16px; }
    .audio-page .audio-category-card h2 { font-size: 20px; }
    .pet-page-head { display: flex; flex-direction: row-reverse; align-items: start; }
    .pet-home-link { font-size: 12px; padding: 8px 0; white-space: nowrap; }
    .pet-house { display: flex; flex-direction: column; gap: 16px; padding: 0; }
    .pet-room { width: 100%; min-height: 280px; }
    .pet-stage-button { height: calc(212px + 32px * var(--pet-stage-scale)); width: min(calc(205px + 44px * var(--pet-stage-scale)), 80%); bottom: 5px; }
    .pet-house-copy { width: 100%; gap: 8px; }
    .pet-house-copy h2 { font-size: 24px; }
    .pet-house-copy p { font-size: 13px; }
    .pet-house-copy strong { font-size: 17px; }
    .pet-room-ball { right: 24px; bottom: 8px; }
    .pet-house-actions { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; width: 100%; margin-bottom: 4px; }
    .pet-house-action { display: flex; flex-direction: column; gap: 5px; padding: 12px 5px; text-align: center; }
    .pet-house-action strong { font-size: 13px; white-space: normal; }
    .pet-house-action small { font-size: 10px; white-space: normal; }
    .pet-house-action > span { width: 34px; height: 34px; }
    .pet-today-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .pet-stage-row { grid-template-columns: 12px minmax(0, 1fr) 64px; font-size: 12px; }
    .pet-stage-row p { font-size: 12px; }
    .companion-pet, .companion-pet-restore { bottom: calc(76px + env(safe-area-inset-bottom)); right: 8px; }
    .companion-pet { width: min(104px, calc(58px * var(--companion-pet-user-scale) * var(--companion-pet-stage-scale))); height: min(104px, calc(58px * var(--companion-pet-user-scale) * var(--companion-pet-stage-scale))); }
    .companion-pet-restore-label { display: none; }
    .companion-pet-restore { display: none; padding: 5px; min-height: 44px; }
    .study-page .companion-pet-restore { display: inline-flex; top: calc(8px + env(safe-area-inset-top)); left: 10px; bottom: auto; right: auto; }
    .companion-pet-dismiss { opacity: 1; width: 30px; height: 30px; }
    .companion-pet-bubble { width: min(230px, calc(100vw - 32px)); }
}

@media (prefers-reduced-motion: reduce) {
    .pet-stage-button .pet-stage-image, .pet-room[data-pet-state] .pet-stage-image, .companion-pet[data-pet-state] .companion-pet-visual, .pet-home-entry-visual img { animation: none !important; }
    .subject-card { transition: none; }
}