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strong{font-size:16px}.study-start,.question-sheet{box-shadow:var(--panel-shadow)}.study-section[aria-pressed=true]{background:var(--correct-bg);box-shadow:inset 4px 0 var(--pine), var(--panel-shadow)}.study-heading h1{font-size:clamp(44px,7vw,80px)}.question-sheet h2{letter-spacing:-.025em;font-weight:600}.study-coverage{border:1px solid var(--line);background:var(--paper);border-radius:12px;padding:12px 16px}.sign-detail__copy h1{font-family:var(--font-display), sans-serif;color:var(--pine);letter-spacing:-.015em;line-height:1.1}:root[data-theme=dark] .sign-card__art img,:root[data-theme=dark] .sign-detail__art,:root[data-theme=dark] .sign-card__reminder img,:root[data-theme=dark] .question-image img{background:#fff;border-radius:8px}:root[data-theme=dark] .sign-card__art img,:root[data-theme=dark] .sign-detail__art{padding:8px}@keyframes study-arrive{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes feedback-arrive{0%{opacity:0;transform:scale(.98)}to{opacity:1;transform:scale(1)}}@media (prefers-reduced-motion:no-preference){.study-heading>*,.intro__body,.sign-detail{animation:.42s both study-arrive}.study-heading>:nth-child(3){animation-delay:60ms}.study-heading>:nth-child(4){animation-delay:.1s}.study-heading>:nth-child(5){animation-delay:.14s}.study-session .question-sheet{animation:.24s both study-arrive}.answer-feedback,.quiz-score{animation:.3s both feedback-arrive}.study-section,.study-button,.theme-toggle,.question-option,.study-navigation a{transition:background-color .18s,border-color .18s,box-shadow .18s,transform .18s}.study-section:hover:not(:disabled),.study-button:hover:not(:disabled){box-shadow:var(--panel-shadow);transform:translateY(-2px)}.study-button:active:not(:disabled){transform:translateY(0)scale(.98)}.question-option:has(input:not(:disabled)):hover{background:var(--subtle)}}@media (max-width:720px){.appearance-control{margin-left:0}.study-navigation{gap:4px;padding-block:8px}.study-page{padding-block:20px}.landing-intro{grid-template-columns:minmax(0,1fr);gap:16px;padding-block:0 24px}.landing-intro h1{font-size:clamp(44px,11vw,64px)}.landing-ticket{margin-top:0}.landing-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.landing-path{padding:16px}.study-heading{gap:12px;padding-block:8px 20px}.study-heading h1{font-size:clamp(36px,8vw,52px)}.study-heading>p{font-size:14px}.study-section{gap:6px;min-height:100px;padding:12px}.study-section strong{font-size:14px}.study-start{border-radius:16px;padding:18px}.study-start>a{margin:12px 0 0;padding-block:12px}.question-sheet{border-radius:16px;padding:16px}.question-sheet h2{margin-top:16px;font-size:18px}.question-option{gap:6px 8px;padding:12px 10px}.study-source dl>div,.source-details dl>div{grid-template-columns:minmax(0,1fr);gap:2px;margin-block:12px}.quiz-score{padding:20px}.mock-status{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 12px;margin-bottom:16px;padding:10px 12px;display:grid}.mock-clock{gap:8px;width:auto}.mock-clock strong{font-size:22px}.mock-status>span{text-align:right;font-size:12px}.mock-status .study-button{padding-inline:12px}.mock-status .mock-board-link{min-height:44px;color:var(--pine);text-underline-offset:3px;align-items:center;font-size:12px;font-weight:700;display:inline-flex}.mock-board h2{scroll-margin-top:132px}.mock-instructions{margin-bottom:20px;padding-left:18px}.mock-format{gap:12px;margin-block:16px;padding-block:16px}.mock-section-result{padding:14px}.mock-section-result h3{margin-bottom:12px}.mock-dialog{max-height:calc(100dvh - 32px);padding:20px;overflow-y:auto}}@media (max-width:900px) and (min-width:721px){.mock-board-link{min-height:44px;color:var(--pine);text-underline-offset:3px;align-items:center;display:inline-flex}.mock-board h2{scroll-margin-top:112px}}@media (max-width:400px){.landing-grid{grid-template-columns:minmax(0,1fr)}.study-section{grid-template-columns:minmax(0,1fr) auto;gap:4px 10px;min-height:88px;display:grid}.study-section strong{grid-column:1}.study-section>span:last-child{text-align:right;grid-area:1/2/3;align-self:center;max-width:90px}.mock-breakdown{grid-template-columns:minmax(0,1fr)}.mock-layout .session-actions{grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.mock-layout .session-actions .study-text-button{grid-area:2/1/auto/-1}.mock-dialog .session-actions{flex-direction:column;align-items:stretch}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}.sign-card__inner{transform-style:flat}.sign-card__face{backface-visibility:visible;transition:opacity .1s linear}.sign-card__back{opacity:0;transform:none}.sign-card[data-flipped=true] .sign-card__inner{transform:none}.sign-card[data-flipped=true] .sign-card__front{opacity:0}.sign-card[data-flipped=true] .sign-card__back{opacity:1}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}