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i{height:5px;border-radius:3px;background:#e0e4ec;flex:1}.fix-progress i.done{background:var(--blue)}.correction-panel{padding:24px}.correction-panel h3{font-size:23px}.correction-panel>.lead{font-size:17px}.correction-panel>.small-note{margin-top:16px;margin-bottom:0}.issue-categories{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:24px}.issue-categories>span{font-size:12px;border:1px solid var(--line);border-radius:30px;padding:6px 8px;color:var(--muted)}.selected-fragment{font-size:20px;line-height:1.5;color:var(--blue);margin:16px 0}.correction-panel .answer{font-size:15px;padding:12px 13px;gap:10px}.correction-panel>.primary,.correction-panel>.secondary{margin-top:18px;font-size:13px;padding:12px 15px}.completion-mark{width:46px;height:46px;display:grid;place-items:center;font-size:28px;background:var(--lime);border-radius:50%;margin-bottom:18px}.word-comparison{display:flex;align-items:center;gap:22px;margin:25px 0}.word-comparison>span{font-size:12px;color:var(--muted)}.word-comparison strong{font-size:35px;display:block;margin-bottom:5px;color:var(--ink)}.speaking-formats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:25px 0 28px}.speaking-formats>div{padding:20px 24px;border:1px solid var(--line);background:white;border-radius:18px}.speaking-formats>div.featured{background:var(--blue);color:white;border-color:var(--blue)}.speaking-formats .pill{font-size:12px;padding:5px 8px;color:var(--muted)}.speaking-formats strong{font-size:25px;display:block;margin-top:15px}.speaking-formats p{font-size:14px;color:var(--muted);line-height:1.6;margin:9px 0 0}.speaking-formats .featured p{color:#e0e8ff}.speaking-practice{grid-template-columns:1.4fr 1fr;gap:35px;align-items:start}.speaking-practice .quiz-question{font-size:25px}.speaking-practice .answer{font-size:17px}.speaking-timer-card{background:var(--ink);color:white;border-radius:24px;padding:30px;text-align:center;display:flex;flex-direction:column;align-items:center;min-height:360px}.speaking-timer-card .eyebrow{color:#b2bed5;margin:0;font-size:12px}.big-clock{font-variant-numeric:tabular-nums;font-size:85px;line-height:1;letter-spacing:-4px;margin:30px 0}.speaking-timer-card>.text-button{color:#aebbd5;font-size:12px;padding:10px;min-height:35px}.speaking-timer-card>p{font-size:16px;margin:18px 0}.speaking-timer-card>.small-note{color:#aebbd5;max-width:290px}.plan-tabs{display:flex;gap:30px;border-bottom:1px solid var(--line);margin:25px 0 30px}.plan-tabs button{border:0;border-bottom:3px solid transparent;background:transparent;color:var(--muted);padding:0 0 15px;font-size:15px}.plan-tabs button.active{border-color:var(--blue);color:var(--blue)}.week-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:23px}.week-heading h3{font-size:23px;margin-bottom:8px}.week-heading .small-note{margin:0}.week-heading .segmented{flex-shrink:0}.week-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:13px}.week-card{padding:21px 20px;background:white;border:1px solid var(--line);border-radius:18px}.week-card>div{display:flex;align-items:center;justify-content:space-between;gap:8px}.week-card>div>span{font-size:12px;letter-spacing:1px;color:var(--muted)}.week-card>div>strong{font-size:12px;background:#f1f3f7;border-radius:20px;padding:6px 9px;font-weight:500;white-space:nowrap}.week-number{font-size:45px;line-height:1;color:#b8c3e0;display:block;margin:25px 0}.week-card h3{font-size:21px;line-height:1.3;min-height:54px;margin-bottom:14px}.week-card p{font-size:14px;line-height:1.6;color:var(--muted);margin:0}.week-card.home-card{background:var(--blue);border-color:var(--blue);color:white}.home-card>div>span,.home-card p{color:#dfe6ff}.home-card>div>strong{background:#ffffff22;color:white}.home-card .week-number{color:var(--lime)}.plan-callout{padding:20px 25px;border-radius:16px;background:#e9edf8;margin-top:22px;display:flex;gap:30px;align-items:center}.plan-callout>strong{flex:1;font-size:19px;line-height:1.4}.plan-callout>p{flex:2;font-size:14px;line-height:1.6;margin:0;color:#59647f}.stats-layout{display:grid;grid-template-columns:1fr 1.3fr;gap:38px;align-items:start}.stats-layout h3{font-size:24px;line-height:1.4}.week-cells{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;margin:24px 0}.week-cells span{border:1px solid #cdd8f8;border-radius:8px;background:#eaf0ff;color:var(--blue);padding:13px 5px;text-align:center;font-size:14px;font-weight:600}.after-months{padding:22px;background:var(--lime);border-radius:16px}.after-months>span{font-size:12px;letter-spacing:1px;font-weight:700}.after-months h3{font-size:23px;margin:15px 0 12px}.after-months p{font-size:15px;margin:0}.stat-example{padding:24px}.stat-example .detail-top{flex-wrap:wrap}.stat-example .pill{font-size:12px}.stat-example table{width:100%;border-collapse:collapse;text-align:left;margin:25px 0}.stat-example th{font-size:12px;font-weight:400;color:var(--muted);padding:0 8px 12px 0}.stat-example td{font-size:14px;padding:18px 10px 18px 0;border-top:1px solid var(--line);vertical-align:middle}.stat-example td small{display:block;font-size:12px;color:var(--muted);line-height:1.5;margin-top:6px}.stat-bad,.stat-good{display:inline-block;border-radius:6px;padding:5px 8px;font-size:13px;white-space:nowrap}.stat-bad{background:#fff0eb;color:#a05240}.stat-good{background:#edf5db;color:#51702c}.stat-example>p{font-size:15px}.weekly-checks label{display:flex;align-items:flex-start;gap:13px;padding:16px 0;border-bottom:1px solid var(--line);font-size:16px;line-height:1.5;cursor:pointer}.weekly-checks input{width:19px;height:19px;accent-color:var(--blue);flex-shrink:0;margin:3px 0 0}.weekly-checks+.small-note{margin-top:18px;margin-bottom:0}.commitment{padding:0 18px}.commitment .max-bubble{margin-top:0;margin-bottom:35px}.commitment h3{font-size:28px;line-height:1.5}.finish-layout{display:grid;grid-template-columns:1.2fr 1fr;gap:6%;align-items:start;margin-top:10px}.reflection-lines{margin:35px 0 25px}.reflection-lines>div{display:flex;align-items:baseline;gap:22px;border-bottom:1px solid var(--line);padding:21px 0}.reflection-lines span{font-size:12px;color:var(--blue)}.reflection-lines p{font-size:27px;letter-spacing:-.5px;margin:0}.next-step-card{background:var(--blue);color:white;border-radius:24px;padding:30px}.next-step-card .eyebrow{color:#c8d5fd;margin-bottom:18px;font-size:12px}.next-step-card h3{font-size:35px;line-height:1.2;letter-spacing:-1px;margin:24px 0 18px}.next-step-card>p{font-size:17px;line-height:1.6;color:#e6ecff}.next-step-note{border-top:1px solid #ffffff35;padding-top:17px;margin-top:25px;font-size:13px;line-height:1.5;color:#d5e0ff}.finish-layout aside>.text-button{font-size:12px}.route-button.current{color:var(--blue)}.dialog-foot{display:flex;gap:16px;flex-wrap:wrap;margin-top:20px;border-top:1px solid var(--line);padding-top:15px}.dialog-foot .text-button{font-size:13px}.source-list{padding-left:20px;font-size:15px;line-height:1.65}.source-list li{margin-bottom:10px;overflow-wrap:anywhere}dialog p{font-size:16px;line-height:1.6}dialog .small-note{font-size:13px}dialog a{color:var(--blue)}.reserve-title{font-size:27px;line-height:1.4;margin:20px 0}.reserve-list{font-size:19px;line-height:1.7;padding-left:25px}.reserve-list li{margin-bottom:8px}
@media(min-width:1500px){.hero-art{height:520px}.cover-meta{font-size:12px}}@media(max-width:1100px){.exam-layout{grid-template-columns:290px 1fr;gap:20px}.exam-tab{gap:10px;padding:13px}.exam-tab strong{font-size:14px}.exam-detail h3{font-size:25px}.reading-grid{gap:25px}.reading-paper{padding:25px}.reading-paper>p{font-size:21px}.grammar-layout{grid-template-columns:240px 1fr;gap:22px}.grammar-card{padding:24px}.week-heading{align-items:flex-start;flex-direction:column}.week-card{padding:18px 15px}.week-card h3{font-size:19px}.mail-layout{gap:20px;grid-template-columns:1.35fr 1fr}.email-body{font-size:17px;padding:20px}.correction-panel{padding:20px}.plan-callout{gap:20px}.hero-art{height:420px}.cover-meta{gap:11px;font-size:12px}.cover-copy{font-size:18px}.source-line{font-size:12px}}
@media(max-width:900px){.exam-facts{gap:20px}.exam-facts>div>strong{font-size:36px}.exam-facts>div>span{font-size:12px}.exam-facts .fact-total{padding:14px;gap:12px}.exam-facts .fact-total>span{font-size:12px}.reading-grid{grid-template-columns:1fr 1fr;gap:20px}.reading-paper>p{font-size:19px}.quiz-question{font-size:24px}.answer{font-size:16px;padding:13px}.quiz-actions{gap:5px}.grammar-layout{grid-template-columns:190px 1fr}.grammar-type strong{font-size:18px}.grammar-type p{font-size:13px}.grammar-note{padding:18px}.grammar-note p{font-size:13px}.grammar-sentence{font-size:26px}.grammar-card .quiz-options{flex-direction:column}.grammar-card .answer{font-size:17px}.week-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.week-card h3{min-height:0}.stats-layout{gap:22px;grid-template-columns:1fr 1fr}.mail-layout{grid-template-columns:1.2fr 1fr}.email-body{font-size:16px}.ben-questions{padding:14px 18px}.ben-questions ol{font-size:13px}.speaking-practice{grid-template-columns:1.2fr 1fr;gap:20px}.speaking-formats>div{padding:17px}.speaking-formats p{font-size:12px}.speaking-timer-card{padding:25px 20px}.big-clock{font-size:70px}.finish-layout{gap:30px}.reflection-lines p{font-size:23px}.next-step-card h3{font-size:30px}.next-step-card{padding:24px}}
@media(max-width:720px){.cover{grid-template-columns:1fr}.cover>div:first-child{padding:10px 0}.hero-art{height:390px}.hero-max{object-position:50% 27%;object-fit:contain}.cover-meta{font-size:12px}.source-line{align-items:flex-start;flex-direction:column;gap:4px}.source-line>.text-button{padding:5px 0}.exam-facts{flex-wrap:wrap;gap:18px}.exam-facts .fact-total{margin:0;width:100%;justify-content:space-between;padding:14px 20px}.exam-facts .fact-total>span{font-size:12px}.exam-facts>div>span{font-size:12px}.exam-layout{grid-template-columns:1fr}.exam-tabs{display:grid;grid-template-columns:1fr 1fr;gap:7px}.exam-tab{padding:12px}.exam-tab:last-child{grid-column:1/-1}.exam-icon{font-size:20px;min-width:20px}.exam-tab small{font-size:12px}.exam-tab strong{font-size:13px}.exam-score{font-size:20px}.exam-detail{padding:22px}.task-row{grid-template-columns:65px 1fr 30px;gap:10px}.task-row p{font-size:15px}.three-col{grid-template-columns:1fr;gap:20px}.timing-tips>div{border-bottom:1px solid var(--line);padding-bottom:20px}.time-block strong{font-size:27px}.time-block span{display:none}.time-labels>div{font-size:12px;gap:4px}.timeline-card{padding:20px 16px}.timeline-top>span{font-size:12px}.timeline-top strong{font-size:25px}.timeline-top strong small{font-size:12px}.reading-grid,.grammar-layout,.mail-layout,.speaking-practice,.stats-layout,.finish-layout{grid-template-columns:1fr}.reading-paper{padding:25px}.reading-paper>p{font-size:21px}.quiz-panel{margin-top:15px}.grammar-aside{display:grid;grid-template-columns:1fr 1fr;gap:12px}.grammar-type{padding:15px 0;gap:8px}.grammar-type p{font-size:12px}.grammar-note{grid-column:1/-1;margin:0;padding:16px}.grammar-note p{display:inline;font-size:13px;margin-left:8px}.grammar-card{padding:23px}.mail-side{position:static}.email-body{font-size:18px;padding:23px}.ben-questions ol{font-size:14px}.correction-panel{padding:23px}.speaking-formats{grid-template-columns:1fr;gap:8px}.speaking-formats>div{display:grid;grid-template-columns:1fr 1fr;gap:8px 14px;align-items:center;padding:15px 20px}.speaking-formats .pill{justify-self:start}.speaking-formats strong{font-size:22px;grid-column:1;margin:0}.speaking-formats p{grid-column:2;grid-row:1/3;margin:0;font-size:13px}.speaking-timer-card{min-height:350px;margin-top:15px}.speaking-practice .quiz-question{font-size:25px}.plan-tabs{gap:20px;overflow-x:auto}.plan-tabs button{font-size:13px;white-space:nowrap}.week-heading h3{font-size:22px}.week-grid{gap:10px}.week-card>div{align-items:flex-start;flex-direction:column;gap:10px}.week-number{font-size:35px;margin:20px 0}.week-card h3{font-size:18px}.week-card p{font-size:13px}.plan-callout{display:block;padding:20px}.plan-callout>strong{font-size:18px}.plan-callout>p{margin-top:12px}.stat-example{padding:20px}.stat-example th{font-size:12px}.stat-example td{font-size:13px;padding:15px 7px 15px 0}.stat-example td small{font-size:12px}.commitment{padding:0}.stats-layout h3{font-size:23px}.finish-layout .lead{font-size:17px}.next-step-card h3{font-size:34px}.reflection-lines{margin:20px 0}.reflection-lines p{font-size:24px}.segmented button{font-size:12px;padding:9px 11px}.card .choices{flex-direction:column}.card .choice{font-size:15px}.intro-card .question{font-size:25px}.cover h1{font-size:74px}.header-center{display:none}.bottom-bar #step-info{font-size:12px}.bottom-bar #step-info strong{font-size:12px}}
@media(max-width:390px){.toolbar .menu-button{padding:8px 10px}.timer{min-width:78px;padding:10px}.brand{font-size:18px}.brandmark{width:37px;height:37px}.brand-sub{font-size:8px}.cover h1{font-size:65px}.hero-actions{gap:12px}.hero-actions>.small-note{font-size:12px}.hero-actions .primary{padding:14px 18px}.week-grid{grid-template-columns:1fr}.week-card>div{flex-direction:row}.week-card h3{font-size:22px}.week-card p{font-size:15px}.cover-meta{flex-wrap:wrap}.source-line{font-size:12px}}

/* Keep the lesson controls visible without covering any exercise text. */
body{height:100dvh;display:flex;flex-direction:column;overflow:hidden}
.topbar{flex-shrink:0}
main{flex:1;min-height:0;width:100%;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#c8cedd transparent}
.bottom-bar{position:relative;flex-shrink:0;bottom:auto}
.screen{animation:none}
.hero-max{object-position:50% 0%}
.avatar{display:block;position:relative;overflow:hidden;flex-shrink:0;background:#d3e7fd}
.avatar img{position:absolute;width:250%;max-width:none;height:auto;left:-75%;top:-20%}
@media(min-width:721px) and (max-height:850px){
.topbar{height:78px}.bottom-bar{min-height:74px;padding-top:12px;padding-bottom:12px}
main{padding-top:22px;padding-bottom:24px}
.eyebrow{margin-bottom:13px}.section-title{font-size:40px;letter-spacing:-1.6px;margin-bottom:11px}.lead{font-size:17px;margin-bottom:16px}
.cover{min-height:0;gap:6%}.cover h1{font-size:90px;margin-bottom:23px;letter-spacing:-5px}.cover .eyebrow{margin-bottom:20px}
.hero-art{height:400px}.cover-copy{font-size:18px;margin-bottom:23px}.cover-meta{margin-top:28px}.source-line{margin-top:16px;padding-top:10px}
.exam-facts{margin:17px 0;gap:30px}.exam-facts>div>strong{font-size:37px}.exam-facts .fact-total{padding:12px 20px}.exam-tab{padding:10px 15px}.exam-detail{padding:20px 24px}.exam-detail h3{font-size:24px;margin-bottom:13px}.task-row{padding:10px 0}.map-check{padding:13px 18px;margin-top:13px}.source-note{margin-top:13px}
.reading-grid{margin-top:16px;gap:32px}.reading-paper{padding:24px 28px}.reading-paper>p{font-size:21px;line-height:1.55;margin-bottom:15px}.paper-heading{padding-bottom:15px;margin-bottom:18px}.paper-bottom{margin-top:17px;padding-top:13px}.mini-nav{margin-bottom:17px}.quiz-question{font-size:25px;margin-bottom:16px}.answer{padding:11px 15px;min-height:49px;font-size:17px}.quiz-options{gap:8px}.quiz-actions{margin-top:14px}.tip{margin-top:14px;padding-top:11px}
.grammar-layout{margin-top:19px}.grammar-card{padding:21px 28px}.grammar-sentence{font-size:28px;margin:14px 0}.grammar-card .max-bubble{padding:12px}.root-word{margin-bottom:17px}.grammar-type{padding:22px 0}.grammar-note{margin-top:14px}
.speaking-formats{margin:19px 0 23px}.speaking-formats>div{padding:15px 20px}.speaking-formats strong{font-size:23px;margin-top:10px}.speaking-formats p{margin-top:7px}.speaking-practice .quiz-question{font-size:23px}.speaking-timer-card{padding:24px;min-height:335px}.big-clock{font-size:75px;margin:24px 0}
.plan-tabs{margin:20px 0 22px}.week-heading{margin-bottom:20px}.week-number{font-size:37px;margin:18px 0}.week-card{padding:18px}.week-card h3{font-size:20px;margin-bottom:10px}.week-card p{font-size:14px}.plan-callout{padding:17px 22px;margin-top:17px}
.mail-layout{margin-top:18px}.mail-toolbar{height:40px}.mail-to{padding:11px 23px}.ben-questions{padding:11px 23px}.ben-questions ol{margin-top:6px;font-size:13px;line-height:1.55}.email-body{padding:17px 25px;font-size:17px;line-height:1.5}.email-body p{line-height:1.5;margin-bottom:9px}.correction-panel{padding:22px}
.reflection-lines{margin:24px 0 20px}.reflection-lines>div{padding:18px 0}.next-step-card{padding:25px}.next-step-card h3{font-size:31px;margin:19px 0 15px}
}
@media(max-width:720px){.time-labels{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.time-labels>div{font-size:12px;line-height:1.4}.hero-max{object-fit:contain}.mail-side{scroll-margin-top:20px}.correction-panel{scroll-margin-top:20px}.screen{min-width:0}.topbar .brand-sub{font-size:10px}.bottom-bar{min-height:78px}}

/* Companion selection and messages. */
[hidden]{display:none!important}
.character-picker{max-width:1260px;margin:0 auto}
.picker-heading{margin-bottom:24px}
.picker-heading .eyebrow{margin-bottom:12px}
.picker-heading h1{font-size:clamp(34px,3.6vw,52px);line-height:1.12;letter-spacing:-1.8px;margin:0 0 10px}
.picker-heading .lead{margin:0}
.character-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.character-card{display:grid;grid-template-columns:40% 1fr;text-align:left;align-items:stretch;border:2px solid var(--line);border-radius:26px;background:#fff;padding:0;overflow:hidden;min-height:328px;position:relative;color:var(--ink);box-shadow:0 5px 16px #181d3104}
.character-card:hover{border-color:#9db3ff;box-shadow:0 12px 28px #2455ef12}
.character-card.selected{border-color:var(--blue);box-shadow:0 0 0 3px #2455ef15}
.character-card.nika.selected{border-color:#8d65d4;box-shadow:0 0 0 3px #8d65d418}
.character-art{display:block;overflow:hidden;background:#d8eafc;position:relative}
.character-art img{height:100%;width:100%;object-fit:cover;object-position:50% 0;display:block}
.character-info{display:flex;flex-direction:column;padding:26px 24px;min-width:0}
.character-title{display:flex;align-items:baseline;gap:12px;margin-bottom:12px}
.character-title strong{font-size:32px;letter-spacing:-1px}
.character-title>span{font-size:13px;color:var(--muted)}
.character-hobby{font-size:16px;line-height:1.45;font-weight:600;margin-bottom:14px}
.character-description{font-size:14px;line-height:1.55;color:var(--muted);margin-bottom:18px}
.character-role{font-size:12px;font-weight:600;color:var(--blue);margin-top:auto;margin-bottom:12px}
.nika .character-role{color:#7652b6}
.character-select{display:block;text-align:center;font-size:14px;font-weight:600;border-radius:11px;background:#eef2ff;color:var(--blue);padding:12px 10px}
.nika .character-select{background:#f1eafb;color:#7652b6}
.selected .character-select{background:var(--blue);color:white}
.nika.selected .character-select{background:#865dc9}
.picker-note{margin:20px 0 0;font-size:14px;color:var(--muted)}
.companion-toggle{display:flex;gap:9px;align-items:center;border:1px solid var(--line);background:#fff;border-radius:13px;color:var(--ink);padding:5px 12px 5px 6px;min-height:46px;text-align:left}
.companion-toggle>.avatar{width:34px;height:34px}
.companion-toggle>span:last-child{font-size:13px;font-weight:700}
.companion-toggle small{font-size:10px;font-weight:400;display:block;color:var(--muted);margin-top:2px}
.message-popover{position:fixed;z-index:30;top:104px;right:4.3%;width:400px;max-width:calc(100vw - 32px);max-height:calc(100dvh - 205px);overflow-y:auto;padding:17px;border:1px solid #ffffffd9;border-radius:24px;background:#fafbfdfa;backdrop-filter:blur(25px);box-shadow:0 18px 80px #181d3140,0 3px 12px #181d3115;animation:messageEnter .23s ease-out}
.message-top{display:flex;align-items:center;gap:10px;margin-bottom:17px;padding:0 2px}
.message-top .avatar{width:44px;height:44px}
.message-top>div{flex:1}
.message-top strong{font-size:16px;display:block}
.message-top>div>span{display:block;color:var(--muted);font-size:12px;margin-top:4px}
.message-close{border:0;background:#e8eaf0;color:#646b7d;width:32px;height:32px;border-radius:50%;font-size:23px;line-height:1;display:grid;place-items:center}
.message-conversation{display:flex;flex-direction:column;align-items:flex-start;gap:12px}
.incoming-message{font-size:16px;line-height:1.5;background:#e9ebf1;color:#262a38;border-radius:18px 18px 18px 5px;padding:14px 16px;max-width:100%;white-space:normal}
.nika .incoming-message{background:#efe9f9}
.outgoing-message{align-self:flex-end;font-size:14px;line-height:1.4;background:#2572f0;color:#fff;padding:10px 14px;border-radius:17px 17px 5px 17px;max-width:90%}
.typing-bubble{display:flex;align-items:center;gap:5px;padding:18px;background:#e9ebf1;border-radius:20px 20px 20px 5px;height:43px}
.typing-bubble i{display:block;height:7px;width:7px;background:#9da2af;border-radius:50%;animation:typingDot 1.1s infinite ease-in-out}
.typing-bubble i:nth-child(2){animation-delay:.16s}.typing-bubble i:nth-child(3){animation-delay:.32s}
.message-actions{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin-top:14px}
.message-reply{border:1px solid #cddbf6;border-radius:20px;padding:10px 14px;min-height:42px;color:#1760cc;background:#f3f7ff;font-weight:600;font-size:13px}
.message-dismiss{border:0;border-radius:20px;background:transparent;color:var(--muted);padding:10px 14px;min-height:42px;font-size:13px}
.message-reply:hover{background:#e1ecff}.message-dismiss:hover{background:#e9ebf1}.message-close:hover{background:#dce0e9}
.rule-button{display:flex;width:100%;align-items:center;justify-content:space-between;gap:15px;background:#eef2ff;border:1px solid #dce4fb;border-radius:13px;padding:15px 17px;color:#264bb8;font-size:14px;font-weight:600;text-align:left;min-height:50px;margin-top:15px}
.rule-button>span:last-child{background:white;display:grid;place-items:center;flex-shrink:0;border-radius:50%;width:25px;height:25px}
.rule-button:hover{background:#e2eaff;border-color:#a3baff;box-shadow:0 4px 15px #2455ef10}
.rule-explanation{font-size:19px;line-height:1.65;margin-bottom:5px}
.timeline-card{padding:18px 22px;margin:16px 0 22px}
.timeline-card .time-track{height:58px}
.timeline-card .time-block strong{font-size:29px}
.timeline-card .time-labels{margin:12px 0 0}
.timeline-card>.small-note{margin:12px 0 0}
.exam-sequence h3{font-size:21px;margin-bottom:14px}
.exam-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:0;padding:0;list-style:none}
.exam-steps li{background:white;border:1px solid var(--line);border-radius:19px;padding:18px;display:flex;flex-direction:column;gap:13px;min-width:0}
.exam-steps li>span{display:grid;place-items:center;width:34px;height:34px;background:#edf2ff;color:var(--blue);border-radius:10px;font-size:18px;font-weight:700}
.exam-steps h4{margin:0 0 8px;font-size:17px;line-height:1.3;letter-spacing:-.25px}
.exam-steps p{font-size:13px;line-height:1.55;margin:0;color:var(--muted)}
.exam-steps .check-step{background:var(--lime);border-color:var(--lime)}
.check-step>span{background:#181d31!important;color:white!important}
.check-step p{color:#354214}
.timing-rules{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.timing-rules .rule-button{margin-top:14px}
.grammar-card .mini-nav{margin-bottom:30px}
.homework-sections{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:18px}
.homework-sections span{border:1px solid #ffffff55;border-radius:20px;padding:6px 11px;font-size:12px}
.homework-instructions{padding-left:22px;margin:0 0 20px}
.homework-instructions li{font-size:15px;line-height:1.55;margin-bottom:11px;padding-left:3px}
.next-step-card .eyebrow{margin-bottom:12px}
.next-step-card h3{margin-top:14px}
.next-step-card .next-step-note{font-size:13px;line-height:1.55}
.week-heading{display:block}
.week-heading h3{margin-bottom:8px}
.week-heading p{margin-bottom:0}
.commitment{padding-top:22px}
.plan-callout>strong{min-width:220px}
@keyframes typingDot{0%,60%,100%{transform:translateY(0);opacity:.65}30%{transform:translateY(-4px);opacity:1}}
@keyframes messageEnter{from{opacity:0;transform:translateY(-10px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}
@media(min-width:721px) and (max-height:850px){.message-popover{top:90px}.character-card{min-height:310px}.character-info{padding:22px 20px}.character-description{font-size:13px}.picker-heading{margin-bottom:20px}.picker-heading h1{font-size:40px}.timeline-card{padding:14px 20px;margin:12px 0 16px}.timeline-card .time-track{height:47px}.timeline-card .time-block strong{font-size:26px}.exam-steps li{padding:14px;gap:10px}.exam-steps h4{font-size:16px}.exam-steps p{font-size:13px}.exam-sequence h3{font-size:19px;margin-bottom:12px}.timing-rules .rule-button{padding:12px 14px;margin-top:12px}.plan-callout{align-items:center}}
@media(max-width:1100px){.character-grid{gap:16px}.character-card{grid-template-columns:36% 1fr}.character-info{padding:20px 18px}.character-title strong{font-size:28px}.character-title{gap:8px}.character-hobby{font-size:15px}.exam-steps{grid-template-columns:repeat(2,minmax(0,1fr))}.exam-steps li{flex-direction:row}.exam-steps li>span{flex-shrink:0}}
@media(max-width:720px){.character-grid{grid-template-columns:1fr}.character-card{min-height:300px;grid-template-columns:38% 1fr}.character-info{padding:22px 18px}.character-title strong{font-size:30px}.character-description{font-size:13px}.picker-heading h1{font-size:35px;letter-spacing:-1.1px}.picker-heading .lead{font-size:16px}.picker-note{font-size:13px}.companion-toggle>span:last-child{display:none}.companion-toggle{border:0;padding:3px;min-height:40px;background:transparent}.companion-toggle>.avatar{width:34px;height:34px}.topbar{gap:8px;flex-wrap:nowrap}.toolbar{gap:6px}.topbar .brand-sub{font-size:8px;letter-spacing:.9px}.topbar .brandmark{width:34px;height:34px;font-size:29px}.topbar .brand{gap:8px}.timer{font-size:13px;min-width:76px;padding:9px}.topbar .menu-button{padding:9px}.topbar .icon-button{display:none}.message-popover{top:94px;right:16px;width:390px;max-height:calc(100dvh - 196px);padding:15px}.message-top{margin-bottom:13px}.incoming-message{font-size:15px}.exam-steps{grid-template-columns:1fr}.exam-steps li{padding:17px;gap:14px}.exam-steps h4{font-size:18px}.exam-steps p{font-size:14px}.timing-rules{grid-template-columns:1fr;gap:0}.timeline-card{padding:15px}.time-labels{gap:10px}.finish-layout .section-title{font-size:33px}.week-heading h3{font-size:23px}.rule-explanation{font-size:17px}.brand-sub{white-space:nowrap}.plan-callout>strong{min-width:0}.plan-callout>p{min-width:0}.bottom-bar .primary{max-width:185px}.step-dots{display:none}}
@media(max-width:390px){.topbar{padding-left:4%;padding-right:4%}.brandmark{display:none!important}.character-info{padding:18px 15px}.character-title{flex-wrap:wrap;gap:6px}.character-title strong{font-size:27px}.character-hobby{font-size:14px}.character-grid .character-role{font-size:11px}.character-select{font-size:12px}.picker-heading h1{font-size:32px}.character-art img{object-position:49% 0}.bottom-bar #step-info{max-width:120px}.bottom-bar .primary{max-width:168px;font-size:12px}}
@media(prefers-reduced-motion:reduce){.message-popover,.typing-bubble i{animation:none}}

/* Companions share the task's flow and never cover the student's work. */
.companion-introduction{display:flex;align-items:flex-start;gap:14px;padding:18px 20px;margin:0 0 24px;border:1px solid var(--line);border-radius:18px;background:#f2f5ff}
.companion-introduction[hidden]{display:none}
.companion-introduction>.avatar{width:48px;height:48px;flex-shrink:0}
.companion-introduction>div{flex:1;min-width:0}
.companion-introduction strong{font-size:15px}
.companion-introduction p{font-size:15px;line-height:1.55;margin:5px 0 0}
.companion-introduction .message-close{flex-shrink:0;min-width:40px;min-height:40px}
.companion-help{margin:16px 0;border:1px solid var(--line);border-radius:14px;background:#f7f9ff;color:var(--ink);font-size:14px;overflow-wrap:anywhere;text-align:left}
.companion-help>summary{display:flex;align-items:center;gap:10px;min-height:48px;padding:9px 12px;cursor:pointer;font-weight:600;color:var(--blue);list-style:none}
.companion-help>summary::-webkit-details-marker{display:none}
.companion-help>summary>.avatar{width:30px;height:30px;flex-shrink:0}
.companion-help .help-chevron{margin-left:auto}
.companion-help[open] .help-chevron{transform:rotate(180deg)}
.companion-help-body{padding:0 16px 14px}
.companion-help-body p{margin:5px 0 10px;font-size:14px;line-height:1.6;color:var(--ink)}
.companion-help-body summary{color:var(--blue);cursor:pointer;padding:10px 0;min-height:44px;font-size:13px;font-weight:600}
.companion-help summary:focus-visible,.email-edit-summary>summary:focus-visible{outline:3px solid var(--blue);outline-offset:3px;border-radius:5px}
.letter-partner{display:flex;align-items:center;gap:12px;margin:16px 0;padding:14px 18px;border-radius:14px;background:#f2f5ff}
.letter-partner>.avatar{width:44px;height:44px;flex-shrink:0}
.letter-partner p{font-size:15px;line-height:1.5;margin:0}
.email-edit-summary{margin:18px 0;text-align:left}
.email-edit-summary>summary{cursor:pointer;color:var(--blue);font-weight:600;min-height:44px;padding:10px 0}
.email-edit-summary>div{border-top:1px solid var(--line);padding:12px 0;overflow-wrap:anywhere}
.email-edit-summary p{font-size:14px;line-height:1.6;margin:4px 0}
.email-edit-summary del{color:var(--muted)}
@media(max-width:720px){.companion-introduction{padding:14px;gap:10px}.companion-introduction>.avatar{width:34px;height:34px}.companion-introduction p{font-size:14px}.letter-partner{align-items:flex-start;padding:14px}.companion-help>summary{font-size:13px}.letter-partner p{font-size:14px}}

.timeline-card .time-block{padding:7px;justify-content:center;align-items:center}
@media(min-width:721px) and (max-height:850px){.grammar-card{min-height:0}.grammar-type{padding:16px 0}.grammar-note{padding:18px;margin-top:10px}.grammar-type p{margin-bottom:0}.grammar-note p{margin-bottom:0}}

/* Face crop for Nika’s standing portrait. */
.avatar[data-character="nika"] img{width:350%;left:-121%;top:-3%}
@media(max-width:720px){.grammar-layout{grid-template-columns:minmax(0,1fr)}.grammar-aside,.grammar-card,.grammar-type>div{min-width:0}.grammar-aside{grid-template-columns:repeat(2,minmax(0,1fr))}.grammar-type strong{overflow-wrap:anywhere}}
@media(max-width:420px){.grammar-aside{grid-template-columns:minmax(0,1fr)}.grammar-note{grid-column:1}.grammar-type{padding:12px 0}}