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button:disabled{cursor:not-allowed;opacity:.5}.profile-archived-actions{justify-content:flex-end;gap:var(--space-2);flex-wrap:wrap;display:flex}.profile-account-actions{justify-content:space-between;align-items:center;gap:var(--space-3);width:100%;padding-top:var(--space-2);border-top:var(--border-hairline);flex-wrap:wrap;display:flex}.profile-legal-section{gap:var(--space-3)}.profile-legal-links{gap:0;display:grid}.profile-legal-links a{justify-content:space-between;align-items:center;gap:var(--space-4);min-height:var(--touch-target-min);padding:var(--space-3) 0;border-top:var(--border-hairline);color:var(--color-text);text-decoration:none;display:flex}.profile-legal-links a>span:first-child{gap:var(--space-1);min-width:0;display:grid}.profile-legal-links strong,.profile-legal-links small{overflow-wrap:anywhere}.profile-legal-links strong{color:var(--color-brand)}.profile-legal-links small{color:var(--color-text-muted);font-size:var(--font-size-meta);line-height:var(--line-height-meta)}.profile-legal-links__arrow{color:var(--color-amber);flex:none;font-size:1.15rem;transition:transform .16s}.profile-legal-links a:hover .profile-legal-links__arrow,.profile-legal-links a:focus-visible .profile-legal-links__arrow{transform:translate(2px,-2px)}.profile-add-area{gap:var(--space-3);padding-top:var(--space-2);display:grid}.profile-add-trigger{justify-self:start;width:auto}.profile-form{gap:var(--space-4);display:grid}.profile-panel__heading{gap:var(--space-2);display:grid}.profile-panel__heading>p:last-child,.profile-dialog>p:not(.profile-kicker){color:var(--color-text-muted);font-size:var(--font-size-small);line-height:var(--line-height-body);margin:0}.profile-readonly-field{gap:var(--space-2);padding:var(--space-3) var(--space-4);border:var(--border-hairline);border-radius:var(--radius-control);background:var(--color-canvas);display:grid}.profile-readonly-field strong{color:var(--color-text)}.profile-actions{gap:var(--space-3);display:flex}.profile-actions .button-primary,.profile-actions .button-secondary{flex:1 1 0;width:auto}.profile-session-section{margin-bottom:var(--space-8)}.profile-logout-button{min-width:var(--touch-target-min);padding:var(--space-2) var(--space-3);border-radius:var(--radius-control);color:var(--color-brand-soft);font-size:var(--font-size-small);text-align:left;background:0 0;font-weight:750}.profile-delete-account-button{min-height:var(--touch-target-min);min-width:var(--touch-target-min);padding:var(--space-2) var(--space-3);border:1px solid color-mix(in srgb, var(--color-danger) 42%, var(--color-border));border-radius:var(--radius-control);color:var(--color-danger);background:color-mix(in srgb, var(--color-danger) 6%, var(--color-surface));font:inherit;font-size:var(--font-size-small);text-align:right;cursor:pointer;font-weight:700}.profile-logout-button:hover,.profile-logout-button:focus-visible{color:var(--color-brand);background:color-mix(in srgb, var(--color-brand) 7%, transparent)}.profile-delete-account-button:hover,.profile-delete-account-button:focus-visible{border-color:var(--color-danger);background:color-mix(in srgb, var(--color-danger) 11%, var(--color-surface))}.profile-delete-account-button:active{background:color-mix(in srgb, var(--color-danger) 16%, var(--color-surface))}.profile-delete-confirm-button{border-radius:var(--radius-control);width:auto;padding:var(--space-3) var(--space-4);color:var(--color-surface);background:var(--color-danger);font:inherit;border:0;flex:1 1 0;font-weight:700}.profile-delete-confirm-button:disabled,.profile-delete-account-button:disabled{cursor:not-allowed;opacity:.55}.profile-dialog-overlay{z-index:10;padding:var(--space-5);background:color-mix(in 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-18px 44px color-mix(in srgb, var(--color-brand) 18%, transparent);border-bottom:0;border-radius:18px 18px 0 0;grid-template-rows:auto minmax(0,1fr) auto;display:grid;position:absolute;bottom:0;right:50%;overflow:hidden;transform:translate(50%)}.profile-add-sheet__header{gap:var(--space-1);padding:var(--space-4) var(--space-4) var(--space-3);border-bottom:var(--border-hairline);display:grid}.profile-add-sheet__header h2{color:var(--color-brand);font-size:var(--font-size-emphasis);margin:0;font-weight:750;line-height:1.15}.profile-add-sheet__body{align-content:start;gap:var(--space-3);overscroll-behavior:contain;min-height:0;padding:var(--space-4);display:grid;overflow:auto}.profile-add-sheet__body .field{gap:var(--space-2);display:grid}.profile-add-sheet .field__label,.profile-option-group legend{color:var(--color-brand-soft);font-size:var(--font-size-small);line-height:var(--line-height-meta);font-weight:750}.profile-option-group{gap:var(--space-2);border:0;min-inline-size:0;margin:0;padding:0;display:grid}.profile-option-list{border-top:var(--border-hairline);gap:0;display:grid}.profile-option{align-items:center;gap:var(--space-3);min-height:var(--touch-target-min);padding:var(--space-2) 0;border-bottom:var(--border-hairline);color:var(--color-text);cursor:pointer;display:flex}.profile-option input{width:18px;height:18px;accent-color:var(--color-brand);flex:none}.profile-option span{overflow-wrap:anywhere;min-width:0}.profile-add-sheet__footer{gap:var(--space-3);padding:var(--space-3) var(--space-4) max(var(--space-4), env(safe-area-inset-bottom));border-top:var(--border-hairline);background:color-mix(in srgb, var(--color-surface) 96%, var(--color-canvas));grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.profile-add-sheet__footer .button-primary,.profile-add-sheet__footer .button-secondary{width:auto}.profile-back-button:focus-visible,.profile-text-button:focus-visible,.profile-logout-button:focus-visible,.profile-delete-account-button:focus-visible,.profile-remove-button:focus-visible,.profile-add-trigger:focus-visible,.profile-dialog-backdrop:focus-visible,.profile-add-sheet-backdrop:focus-visible,.profile-add-sheet input:focus-visible,.profile-add-sheet button:focus-visible,.profile-subject-menu-trigger:focus-visible,.profile-archive-link:focus-visible,.profile-action-list__button:focus-visible,.profile-archived-actions button:focus-visible,.profile-legal-links a:focus-visible{outline:2px solid var(--color-brand);outline-offset:2px}@media (width<=359px){.profile-section,.profile-panel{padding:var(--space-4)}.profile-details>div{gap:var(--space-1);grid-template-columns:1fr}.profile-details dd{text-align:left}.profile-account-actions{gap:var(--space-2)}.profile-account-actions>button{flex:auto}}.question-shell{padding-bottom:max(6rem, calc(var(--space-8) + env(safe-area-inset-bottom)));place-items:start center;display:grid}.question-calendar-shell{height:100svh;overflow:hidden}.question-screen{width:min(100%,460px);max-width:100%;min-height:calc(100svh - max(var(--space-6), env(safe-area-inset-top)) - max(6rem, calc(var(--space-8) + env(safe-area-inset-bottom))));gap:var(--space-4);flex-direction:column;min-width:0;display:flex;position:relative;overflow-x:hidden}.question-calendar-shell .question-screen{height:calc(100svh - max(var(--space-6), env(safe-area-inset-top)) - max(6rem, calc(var(--space-8) + env(safe-area-inset-bottom))));min-height:0}.question-header{align-items:start;gap:var(--space-3);min-width:0;padding:var(--space-2) var(--space-1) var(--space-4);border-bottom:1px solid color-mix(in srgb, var(--color-question) 24%, transparent);grid-template-columns:auto minmax(0,1fr) auto;display:grid}.question-header h1,.question-panel h2,.question-stage-group h3{color:var(--color-brand);letter-spacing:var(--letter-spacing-heading);margin:0}.question-header h1{font-family:var(--font-family-display);font-size:1.4rem;line-height:1.2}.question-kicker{margin:0 0 var(--space-1);color:var(--color-question-strong);font-size:var(--font-size-meta);line-height:var(--line-height-meta);letter-spacing:.08em;text-transform:uppercase;font-weight:700}.question-compact-meta{margin:var(--space-1) 0 0;color:var(--color-text-muted);letter-spacing:.01em;font-size:.8125rem;font-weight:600;line-height:1.35}.question-back-button,.question-today-button,.question-options__button{min-height:var(--touch-target-min);border:var(--border-hairline);border-radius:var(--radius-control);cursor:pointer}.question-back-button{min-width:var(--touch-target-min);padding:0 var(--space-3);color:var(--color-brand);background:var(--color-surface);letter-spacing:.015em;font-size:.9rem;font-weight:700}.question-today-button{padding:0 var(--space-3);color:var(--color-question-strong);border-color:color-mix(in srgb, var(--color-question) 38%, var(--color-border));background:var(--color-question-surface);font-weight:700}.question-filter-bar{align-items:center;gap:var(--space-3);grid-template-columns:auto minmax(0,1fr);min-width:0;max-width:100%;display:grid}.question-filter-button{min-height:40px;padding:0 var(--space-3);color:var(--color-question-strong);border:var(--border-hairline);border-radius:var(--radius-control);border-color:color-mix(in srgb, var(--color-question) 46%, var(--color-border));background:color-mix(in srgb, var(--color-question-surface) 72%, var(--color-surface));cursor:pointer;white-space:nowrap;font-weight:700}.question-filter-summary{overflow-wrap:anywhere;min-width:0;color:var(--color-text-muted);font-size:var(--font-size-small);line-height:var(--line-height-meta)}.question-filter-sheet{gap:var(--space-4);width:100%;min-width:0;max-width:100%;padding:var(--space-4);border:var(--border-hairline);border-color:color-mix(in srgb, var(--color-question) 38%, var(--color-border));border-radius:var(--radius-panel);background:color-mix(in srgb, var(--color-surface) 95%, var(--color-question-surface));box-shadow:0 14px 32px color-mix(in srgb, var(--color-brand) 10%, transparent);display:grid}.question-filter-sheet__header,.question-filter-sheet__actions{justify-content:space-between;align-items:center;gap:var(--space-3);min-width:0;display:flex}.question-filter-sheet h2{color:var(--color-brand);font-size:var(--font-size-body);line-height:var(--line-height-body);margin:0}.question-filter-sheet fieldset{gap:var(--space-2);border:0;grid-template-columns:repeat(2,minmax(0,1fr));min-width:0;margin:0;padding:0;display:grid}.question-filter-sheet legend{margin-bottom:var(--space-1);color:var(--color-brand-soft);font-size:var(--font-size-small);grid-column:1/-1;font-weight:700}.question-filter-sheet label{align-items:center;gap:var(--space-2);min-width:0;min-height:38px;padding:var(--space-2) var(--space-3);color:var(--color-text);border:var(--border-hairline);border-radius:var(--radius-row);background:var(--color-surface);cursor:pointer;display:flex}.question-filter-sheet label:has(input:checked){border-color:var(--color-question-strong);background:var(--color-question-surface)}.question-filter-sheet input{accent-color:var(--color-question-strong);flex:none}.question-filter-sheet label span{overflow-wrap:anywhere;min-width:0;font-size:var(--font-size-small);line-height:var(--line-height-meta)}.question-filter-close,.question-filter-reset,.question-filter-apply{min-height:38px;padding:0 var(--space-3);border:var(--border-hairline);border-radius:var(--radius-control);cursor:pointer}.question-filter-close,.question-filter-reset{color:var(--color-brand-soft);background:var(--color-surface)}.question-filter-apply{color:var(--color-surface);border-color:var(--color-question-strong);background:var(--color-question-strong);font-weight:700}.question-outside-entry{justify-content:space-between;align-items:center;gap:var(--space-3);width:100%;min-width:0;max-width:100%;min-height:42px;padding:0 var(--space-4);color:var(--color-brand);border:var(--border-hairline);border-color:color-mix(in srgb, var(--color-question) 28%, var(--color-border));border-radius:var(--radius-control);background:color-mix(in srgb, var(--color-question-surface) 52%, transparent);font-size:var(--font-size-small);cursor:pointer;font-weight:700;display:flex}.question-outside-entry span[aria-hidden=true]{color:var(--color-question-strong);font-size:1.25rem;line-height:1}.question-day-list{gap:var(--space-4);width:100%;max-width:100%;height:auto;min-height:0;padding:var(--space-1) var(--space-1) 6.25rem;scroll-behavior:auto;flex-direction:column;flex:auto;display:flex;overflow:hidden auto}.question-day-card{border:1.5px solid var(--color-border);border-radius:var(--radius-panel);background:color-mix(in srgb, var(--color-surface) 92%, var(--color-canvas));width:100%;min-width:0;max-width:100%;min-height:156px;box-shadow:var(--shadow-card);flex:none;transition:border-color .14s,background-color .14s,opacity .14s,box-shadow .18s,transform .18s;position:relative}.question-day-card:not(.question-day-card--empty):before{top:var(--space-4);bottom:var(--space-4);background:color-mix(in srgb, var(--color-question-strong) 72%, var(--color-question));content:"";border-radius:0 4px 4px 0;width:4px;position:absolute;left:0}.question-day-card--today{background:color-mix(in srgb, var(--color-question-surface) 58%, var(--color-surface));border-color:var(--color-question-strong);box-shadow:var(--shadow-card), inset 0 0 0 1px color-mix(in srgb, var(--color-question-strong) 38%, transparent)}.question-day-card--expanded{background:color-mix(in srgb, var(--color-question-surface) 34%, var(--color-surface));border-color:var(--color-question-strong);box-shadow:var(--shadow-card)}.question-day-card--empty{background:color-mix(in srgb, var(--color-surface) 60%, var(--color-canvas));border-color:color-mix(in srgb, var(--color-border) 70%, transparent);box-shadow:none}.question-day-card--today.question-day-card--empty{background:color-mix(in srgb, var(--color-question-surface) 48%, var(--color-surface));border-color:var(--color-question-strong)}.question-day-card--expanded.question-day-card--empty{background:color-mix(in srgb, var(--color-question-surface) 34%, var(--color-surface));border-color:var(--color-question-strong)}.question-day-card:not(.question-day-card--empty):hover{border-color:var(--color-question-strong);box-shadow:var(--shadow-card-hover);transform:translateY(-2px)}.question-day-card__button{width:100%;min-width:0;max-width:100%;min-height:146px;padding:var(--space-5);color:var(--color-text);text-align:left;cursor:pointer;background:0 0;border:0;display:grid}.question-day-card__topline,.question-day-card__subjects{justify-content:space-between;align-items:center;gap:var(--space-3);min-width:0;display:flex}.question-day-card__eyebrow{color:var(--color-brand-soft);font-size:var(--font-size-meta);line-height:var(--line-height-meta);text-transform:uppercase;font-weight:700}.question-day-card--today .question-day-card__eyebrow{color:var(--color-question-strong)}.question-day-card__topline strong{color:var(--color-brand);font-size:var(--font-size-body);line-height:var(--line-height-body);font-weight:800}.question-day-card--empty .question-day-card__topline strong,.question-day-card--empty .question-day-card__eyebrow{color:var(--color-text-muted);font-weight:650}.question-day-card__date{margin-top:var(--space-5);color:var(--color-brand);font-family:var(--font-family-display);font-size:1.25rem;font-weight:800;line-height:1.25}.question-day-card__subjects{margin-top:var(--space-4);color:var(--color-text-muted);font-size:var(--font-size-small);line-height:var(--line-height-meta)}.question-day-card__expanded{gap:var(--space-4);min-width:0;margin:0 var(--space-5) var(--space-5);padding:var(--space-4);border:1px solid color-mix(in srgb, var(--color-question) 24%, transparent);border-radius:var(--radius-row);background:color-mix(in srgb, var(--color-question-surface) 46%, var(--color-surface));display:grid}.question-stage-group{gap:var(--space-2);min-width:0;display:grid}.question-stage-group h3{color:var(--color-question-strong);font-size:var(--font-size-small);line-height:var(--line-height-meta)}.question-card-list{gap:var(--space-2);min-width:0;display:grid}.question-metadata-card{gap:var(--space-1) var(--space-3);width:100%;min-width:0;max-width:100%;min-height:var(--touch-target-min);padding:var(--space-3);color:var(--color-text);text-align:left;border:1.5px solid var(--color-border);border-radius:var(--radius-row);background:var(--color-surface);box-shadow:var(--shadow-sm);cursor:pointer;grid-template-columns:minmax(0,1fr) auto;transition:border-color .16s,box-shadow .16s,transform .16s;display:grid}.question-metadata-card:hover{border-color:var(--color-question-strong);box-shadow:var(--shadow-card);transform:translateY(-1px)}.question-metadata-card:after{content:"›";color:var(--color-question-strong);grid-area:1/2/span 3;align-self:center;font-size:1.5rem;line-height:1}.question-metadata-card__subject,.question-metadata-card__title,.question-metadata-card__meta{grid-column:1;min-width:0}.question-metadata-card__subject{color:var(--color-question-strong);font-size:var(--font-size-meta);line-height:var(--line-height-meta);font-weight:700}.question-metadata-card__title{color:var(--color-brand);font-size:var(--font-size-body);line-height:var(--line-height-body);font-weight:700}.question-metadata-card__meta,.question-empty-copy,.question-capture-panel p{color:var(--color-text-muted);font-size:var(--font-size-small);line-height:var(--line-height-meta);margin:0}.question-fab{width:64px;height:64px;color:var(--color-surface);background:var(--color-question-strong);box-shadow:var(--shadow-floating);cursor:pointer;border:0;border-radius:50%;flex:0 0 64px;place-items:center;transition:transform .18s,box-shadow .18s;display:grid}.calendar-bottom-action-row .question-fab{margin-left:auto}.question-fab:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-3px)scale(1.03)}.question-fab span[aria-hidden=true]{font-size:2rem;line-height:1}.question-snackbar{right:max(var(--space-5), env(safe-area-inset-right));bottom:max(5.75rem, calc(var(--space-5) + env(safe-area-inset-bottom) + var(--yanki-ad-bottom-inset)));z-index:30;align-items:center;gap:var(--space-3);max-width:min(390px,100vw - 2.5rem);padding:var(--space-3) var(--space-4);color:var(--color-brand);border:var(--border-hairline);border-color:color-mix(in srgb, var(--color-question) 36%, var(--color-border));border-radius:var(--radius-control);background:var(--color-surface);display:flex;position:fixed}.question-snackbar button{min-height:34px;padding:0 var(--space-2);color:var(--color-question-strong);cursor:pointer;background:0 0;border:0;font-weight:700}.question-calendar-shell .question-snackbar{bottom:max(5.75rem, calc(var(--space-5) + env(safe-area-inset-bottom) + var(--yanki-ad-bottom-inset) + 5rem))}.question-panel{gap:var(--space-4);padding:var(--space-5);border:var(--border-hairline);border-radius:var(--radius-panel);background:color-mix(in srgb, var(--color-surface) 90%, var(--color-canvas));box-shadow:var(--shadow-card);display:grid}.question-outside-panel{padding:var(--space-4)}.question-outside-list{margin:0;padding:0;list-style:none}.question-viewer-screen{gap:var(--space-4)}.question-viewer-header{grid-template-columns:auto minmax(0,1fr) auto}.question-options{position:relative}.question-options__button{padding:0 var(--space-3);color:var(--color-brand);background:var(--color-surface)}.question-options__panel{right:0;top:calc(100% + var(--space-2));z-index:40;min-width:min(240px,100vw - 2rem);padding:var(--space-2);border:var(--border-hairline);border-radius:var(--radius-control);background:var(--color-surface);position:absolute}.question-options__panel p{padding:var(--space-2) var(--space-3);color:var(--color-text-muted);font-size:var(--font-size-small);line-height:var(--line-height-meta);margin:0}.question-options__panel button,.question-options__panel span{width:100%;min-height:var(--touch-target-min);padding:0 var(--space-3);color:var(--color-brand);text-align:left;background:0 0;border:0;display:block}.question-viewer{gap:var(--space-3);min-height:0;display:grid}.question-viewer__frame{border:var(--border-hairline);border-radius:var(--radius-panel);background:var(--color-surface);place-items:center;min-height:360px;display:grid;overflow:hidden}.question-viewer__open{width:100%;color:inherit;cursor:zoom-in;padding:0}.question-viewer__image{object-fit:contain;width:100%;max-height:520px;display:block}.question-viewer__mock-page{align-content:start;gap:var(--space-4);width:min(100%,320px);min-height:300px;padding:var(--space-6);background:var(--color-surface);display:grid}.question-viewer__mock-page strong,.question-viewer__mock-page 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.14s}.question-feedback-button--hard{background:#f8e8eb;border-color:#d9b6bf}.question-feedback-button--partial{background:#fbf1d9;border-color:#e4c98e}.question-feedback-button--easy{background:#eaf3e8;border-color:#b8d0b8}.question-feedback-button[aria-pressed=true]{border-color:var(--color-brand);box-shadow:0 0 0 2px color-mix(in srgb, var(--color-brand) 18%, transparent);font-weight:700}.question-snackbar--viewer{bottom:max(6.5rem, calc(var(--space-5) + env(safe-area-inset-bottom)))}.question-create-form{gap:var(--space-5);min-width:0;padding-bottom:var(--space-6);align-content:start;display:grid}.question-capture-panel,.question-selected-image{gap:var(--space-3);min-width:0;display:grid}.question-capture-panel h2,.question-selected-image h2{color:var(--color-brand);font-size:var(--font-size-body);line-height:var(--line-height-body);margin:0}.question-capture-actions{gap:var(--space-3);grid-template-columns:repeat(2,minmax(0,1fr));min-width:0;display:grid}.question-capture-action{min-height:72px;padding:var(--space-3);color:var(--color-question-strong);text-align:center;border:var(--border-hairline);border-radius:var(--radius-panel);background:var(--color-surface);cursor:pointer;place-items:center;font-weight:700;display:grid}.question-capture-action--primary{color:var(--color-surface);border-color:var(--color-question-strong);background:var(--color-question-strong)}.question-capture-action input,.question-image-actions input{clip:rect(0, 0, 0, 0);width:1px;height:1px;position:absolute;overflow:hidden}.question-image-preview{border:var(--border-hairline);border-radius:var(--radius-panel);background:var(--color-surface);place-items:center;min-width:0;max-width:100%;min-height:220px;max-height:320px;display:grid;overflow:hidden}.question-image-preview img{object-fit:contain;width:100%;max-height:320px;display:block}.question-image-actions{gap:var(--space-2);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.question-image-actions button,.question-image-actions label{min-height:var(--touch-target-min);color:var(--color-brand);border:var(--border-hairline);border-radius:var(--radius-control);background:var(--color-surface);cursor:pointer;place-items:center;font-weight:700;display:inline-grid}.question-textarea{min-height:88px;padding-top:var(--space-3);resize:vertical}.question-create-actions{gap:var(--space-2);display:grid}.question-create-actions .button-secondary{background:0 0;border-color:#0000}.question-shell .topic-kicker{color:var(--color-question-strong)}.question-shell .topic-study-controls button[aria-pressed=true]{border-color:var(--color-question-strong);background:var(--color-question-surface)}.question-back-button:focus-visible,.question-today-button:focus-visible,.question-filter-button:focus-visible,.question-filter-close:focus-visible,.question-filter-reset:focus-visible,.question-filter-apply:focus-visible,.question-filter-sheet input:focus-visible,.question-outside-entry:focus-visible,.question-day-card__button:focus-visible,.question-metadata-card:focus-visible,.question-fab:focus-visible,.question-options__button:focus-visible,.question-options__panel button:focus-visible,.question-viewer__open:focus-visible,.question-feedback-button:focus-visible,.question-capture-action:focus-within,.question-image-actions button:focus-visible,.question-image-actions label:focus-within,.question-shell .topic-study-toolbar button:focus-visible{outline:2px solid var(--color-brand);outline-offset:2px}@media (width<=360px){.question-header,.question-viewer-header{grid-template-columns:auto minmax(0,1fr)}.question-today-button,.question-options{grid-column:2;justify-self:start}.question-feedback__options,.question-capture-actions,.question-filter-sheet fieldset{grid-template-columns:1fr}}.topic-shell{padding-bottom:max(6rem, calc(var(--space-8) + env(safe-area-inset-bottom)));place-items:start center;display:grid}.topic-calendar-shell{height:100svh;overflow:hidden}.topic-screen{width:min(100%,460px);max-width:100%;min-height:calc(100svh - max(var(--space-6), env(safe-area-inset-top)) - max(6rem, calc(var(--space-8) + env(safe-area-inset-bottom))));gap:var(--space-4);flex-direction:column;min-width:0;display:flex;position:relative;overflow-x:hidden}.topic-calendar-shell .topic-screen{height:calc(100svh - max(var(--space-6), env(safe-area-inset-top)) - max(6rem, calc(var(--space-8) + env(safe-area-inset-bottom))));min-height:0}.topic-header{align-items:start;gap:var(--space-3);min-width:0;padding:var(--space-2) var(--space-1) var(--space-4);border-bottom:1px solid color-mix(in srgb, var(--color-topic) 24%, transparent);grid-template-columns:auto minmax(0,1fr) auto;display:grid}.topic-header h1,.topic-panel h2,.topic-stage-group h3{color:var(--color-brand);letter-spacing:var(--letter-spacing-heading);margin:0}.topic-header h1{font-family:var(--font-family-display);font-size:1.4rem;line-height:1.2}.topic-kicker{margin:0 0 var(--space-1);color:var(--color-topic-strong);font-size:var(--font-size-meta);line-height:var(--line-height-meta);letter-spacing:.08em;text-transform:uppercase;font-weight:700}.topic-compact-meta{margin:var(--space-1) 0 0;color:var(--color-text-muted);letter-spacing:.01em;font-size:.8125rem;font-weight:600;line-height:1.35}.topic-back-button,.topic-today-button,.topic-options__button{min-height:var(--touch-target-min);border:var(--border-hairline);border-radius:var(--radius-control);cursor:pointer}.topic-back-button{min-width:var(--touch-target-min);padding:0 var(--space-3);color:var(--color-brand);background:var(--color-surface);letter-spacing:.015em;font-size:.9rem;font-weight:700}.topic-today-button{padding:0 var(--space-3);color:var(--color-topic-strong);border-color:color-mix(in srgb, var(--color-topic) 38%, var(--color-border));background:var(--color-topic-surface);font-weight:700}.topic-filter-bar{align-items:center;gap:var(--space-3);grid-template-columns:auto minmax(0,1fr);min-width:0;max-width:100%;display:grid}.topic-filter-button{min-height:40px;padding:0 var(--space-3);color:var(--color-topic-strong);border:var(--border-hairline);border-radius:var(--radius-control);border-color:color-mix(in srgb, var(--color-topic) 46%, var(--color-border));background:color-mix(in srgb, var(--color-topic-surface) 72%, var(--color-surface));cursor:pointer;white-space:nowrap;font-weight:700}.topic-filter-summary{overflow-wrap:anywhere;min-width:0;color:var(--color-text-muted);font-size:var(--font-size-small);line-height:var(--line-height-meta)}.topic-filter-sheet{gap:var(--space-4);width:100%;min-width:0;max-width:100%;padding:var(--space-4);border:var(--border-hairline);border-color:color-mix(in srgb, var(--color-topic) 38%, var(--color-border));border-radius:var(--radius-panel);background:color-mix(in srgb, var(--color-surface) 95%, var(--color-topic-surface));box-shadow:0 14px 32px color-mix(in srgb, var(--color-brand) 10%, transparent);display:grid}.topic-filter-sheet__header,.topic-filter-sheet__actions{justify-content:space-between;align-items:center;gap:var(--space-3);min-width:0;display:flex}.topic-filter-sheet h2{color:var(--color-brand);font-size:var(--font-size-body);line-height:var(--line-height-body);margin:0}.topic-filter-sheet fieldset{gap:var(--space-2);border:0;grid-template-columns:repeat(2,minmax(0,1fr));min-width:0;margin:0;padding:0;display:grid}.topic-filter-sheet legend{margin-bottom:var(--space-1);color:var(--color-brand-soft);font-size:var(--font-size-small);grid-column:1/-1;font-weight:700}.topic-filter-sheet label{align-items:center;gap:var(--space-2);min-width:0;min-height:38px;padding:var(--space-2) var(--space-3);color:var(--color-text);border:var(--border-hairline);border-radius:var(--radius-row);background:var(--color-surface);cursor:pointer;display:flex}.topic-filter-sheet label:has(input:checked){border-color:var(--color-topic-strong);background:var(--color-topic-surface)}.topic-filter-sheet input{accent-color:var(--color-topic-strong);flex:none}.topic-filter-sheet label span{overflow-wrap:anywhere;min-width:0;font-size:var(--font-size-small);line-height:var(--line-height-meta)}.topic-filter-close,.topic-filter-reset,.topic-filter-apply{min-height:38px;padding:0 var(--space-3);border:var(--border-hairline);border-radius:var(--radius-control);cursor:pointer}.topic-filter-close,.topic-filter-reset{color:var(--color-brand-soft);background:var(--color-surface)}.topic-filter-apply{color:var(--color-surface);border-color:var(--color-topic-strong);background:var(--color-topic-strong);font-weight:700}.topic-outside-entry{justify-content:space-between;align-items:center;gap:var(--space-3);width:100%;min-width:0;max-width:100%;min-height:42px;padding:0 var(--space-4);color:var(--color-brand);border:var(--border-hairline);border-color:color-mix(in srgb, var(--color-topic) 28%, var(--color-border));border-radius:var(--radius-control);background:color-mix(in srgb, var(--color-topic-surface) 45%, transparent);font-size:var(--font-size-small);cursor:pointer;font-weight:700;display:flex}.topic-outside-entry span[aria-hidden=true]{color:var(--color-topic-strong);font-size:1.25rem;line-height:1}.topic-day-list{gap:var(--space-4);width:100%;max-width:100%;height:auto;min-height:0;padding:var(--space-1) var(--space-1) 6.25rem;scroll-behavior:auto;flex-direction:column;flex:auto;display:flex;overflow:hidden auto}.topic-day-card{border:1.5px solid var(--color-border);border-radius:var(--radius-panel);background:color-mix(in srgb, var(--color-surface) 92%, var(--color-canvas));width:100%;min-width:0;max-width:100%;min-height:164px;box-shadow:var(--shadow-card);flex:none;transition:border-color .14s,background-color .14s,box-shadow .18s,transform .18s;position:relative}.topic-day-card:not(.topic-day-card--empty):before{top:var(--space-4);bottom:var(--space-4);background:color-mix(in srgb, var(--color-topic-strong) 72%, var(--color-topic));content:"";border-radius:0 4px 4px 0;width:4px;position:absolute;left:0}.topic-day-card--today{background:color-mix(in srgb, var(--color-topic-surface) 58%, var(--color-surface));border-color:var(--color-topic-strong);box-shadow:var(--shadow-card), inset 0 0 0 1px color-mix(in srgb, var(--color-topic-strong) 38%, transparent)}.topic-day-card--expanded{background:color-mix(in srgb, var(--color-topic-surface) 34%, var(--color-surface));border-color:var(--color-topic-strong);box-shadow:var(--shadow-card)}.topic-day-card--empty{background:color-mix(in srgb, var(--color-surface) 60%, var(--color-canvas));border-color:color-mix(in srgb, var(--color-border) 70%, transparent);box-shadow:none}.topic-day-card--today.topic-day-card--empty{background:color-mix(in srgb, var(--color-topic-surface) 48%, var(--color-surface));border-color:var(--color-topic-strong)}.topic-day-card--expanded.topic-day-card--empty{background:color-mix(in srgb, var(--color-topic-surface) 34%, var(--color-surface));border-color:var(--color-topic-strong)}.topic-day-card:not(.topic-day-card--empty):hover{border-color:var(--color-topic-strong);box-shadow:var(--shadow-card-hover);transform:translateY(-2px)}.topic-day-card__button{width:100%;min-width:0;max-width:100%;min-height:154px;padding:var(--space-5);color:var(--color-text);text-align:left;cursor:pointer;background:0 0;border:0;display:grid}.topic-day-card__topline,.topic-day-card__subjects{justify-content:space-between;align-items:center;gap:var(--space-3);min-width:0;display:flex}.topic-day-card__eyebrow{color:var(--color-brand-soft);font-size:var(--font-size-meta);line-height:var(--line-height-meta);text-transform:uppercase;font-weight:700}.topic-day-card--today .topic-day-card__eyebrow{color:var(--color-topic-strong)}.topic-day-card__topline strong{color:var(--color-brand);font-size:var(--font-size-body);line-height:var(--line-height-body);font-weight:800}.topic-day-card--empty .topic-day-card__topline strong,.topic-day-card--empty .topic-day-card__eyebrow{color:var(--color-text-muted);font-weight:650}.topic-day-card__date{margin-top:var(--space-5);color:var(--color-brand);font-family:var(--font-family-display);font-size:1.25rem;font-weight:800;line-height:1.25}.topic-day-card__subjects{margin-top:var(--space-4);color:var(--color-text-muted);font-size:var(--font-size-small);line-height:var(--line-height-meta)}.topic-day-card__expanded{gap:var(--space-4);min-width:0;margin:0 var(--space-5) var(--space-5);padding:var(--space-4);border:1px solid color-mix(in srgb, var(--color-topic) 24%, transparent);border-radius:var(--radius-row);background:color-mix(in srgb, var(--color-topic-surface) 46%, var(--color-surface));display:grid}.topic-stage-group{gap:var(--space-2);min-width:0;display:grid}.topic-stage-group h3{color:var(--color-topic-strong);font-size:var(--font-size-small);line-height:var(--line-height-meta)}.topic-card-list{gap:var(--space-2);min-width:0;display:grid}.topic-metadata-card{gap:var(--space-1) var(--space-3);width:100%;min-width:0;max-width:100%;min-height:var(--touch-target-min);padding:var(--space-3);color:var(--color-text);text-align:left;border:1.5px solid var(--color-border);border-radius:var(--radius-row);background:var(--color-surface);box-shadow:var(--shadow-sm);cursor:pointer;grid-template-columns:minmax(0,1fr) auto;transition:border-color .16s,box-shadow .16s,transform .16s;display:grid}.topic-metadata-card:hover{border-color:var(--color-topic-strong);box-shadow:var(--shadow-card);transform:translateY(-1px)}.topic-metadata-card:after{content:"›";color:var(--color-topic-strong);grid-area:1/2/span 3;align-self:center;font-size:1.5rem;line-height:1}.topic-metadata-card__subject,.topic-metadata-card__title,.topic-metadata-card__meta{grid-column:1;min-width:0}.topic-metadata-card__subject{color:var(--color-topic-strong);font-size:var(--font-size-meta);line-height:var(--line-height-meta);font-weight:700}.topic-metadata-card__title{color:var(--color-brand);font-size:var(--font-size-body);line-height:var(--line-height-body);font-weight:700}.topic-metadata-card__meta,.topic-empty-copy{color:var(--color-text-muted);font-size:var(--font-size-small);line-height:var(--line-height-meta)}.topic-sequential-entry{width:100%}.topic-fab{width:64px;height:64px;color:var(--color-surface);background:var(--color-topic-strong);box-shadow:var(--shadow-floating);cursor:pointer;border:0;border-radius:50%;flex:0 0 64px;place-items:center;transition:transform .18s,box-shadow .18s;display:grid}.calendar-bottom-action-row{left:50%;bottom:max(var(--space-2), calc(env(safe-area-inset-bottom) + var(--yanki-ad-bottom-inset)));z-index:15;justify-content:space-between;align-items:center;gap:var(--space-3);width:min(calc(100vw - (2 * var(--space-5))), 460px);min-width:0;padding:var(--space-2) 0;background:var(--color-canvas);display:flex;position:fixed;transform:translate(-50%)}.calendar-bottom-action-row .topic-fab{margin-left:auto}.topic-fab:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-3px)scale(1.03)}.topic-fab span[aria-hidden=true]{font-size:2rem;line-height:1}.topic-snackbar{right:max(var(--space-5), env(safe-area-inset-right));bottom:max(5.75rem, calc(var(--space-5) + env(safe-area-inset-bottom) + var(--yanki-ad-bottom-inset)));z-index:30;align-items:center;gap:var(--space-3);max-width:min(390px,100vw - 2.5rem);padding:var(--space-3) var(--space-4);color:var(--color-brand);border:var(--border-hairline);border-color:color-mix(in srgb, var(--color-topic) 36%, var(--color-border));border-radius:var(--radius-control);background:var(--color-surface);display:flex;position:fixed}.topic-snackbar button{min-height:34px;padding:0 var(--space-2);color:var(--color-topic-strong);cursor:pointer;background:0 0;border:0;font-weight:700}.topic-calendar-shell .topic-snackbar{bottom:max(5.75rem, calc(var(--space-5) + env(safe-area-inset-bottom) + var(--yanki-ad-bottom-inset) + 5rem))}.topic-panel{gap:var(--space-4);padding:var(--space-5);border:var(--border-hairline);border-radius:var(--radius-panel);background:color-mix(in srgb, var(--color-surface) 90%, var(--color-canvas));box-shadow:var(--shadow-card);display:grid}.topic-viewer-screen{gap:var(--space-4)}.topic-viewer-header{grid-template-columns:auto minmax(0,1fr) auto}.topic-options{position:relative}.topic-options__button{padding:0 var(--space-3);color:var(--color-brand);background:var(--color-surface)}.topic-options__panel{right:0;top:calc(100% + var(--space-2));z-index:40;min-width:min(240px,100vw - 2rem);padding:var(--space-2);border:var(--border-hairline);border-radius:var(--radius-control);background:var(--color-surface);position:absolute}.topic-options__panel p{padding:var(--space-2) var(--space-3);color:var(--color-text-muted);font-size:var(--font-size-small);line-height:var(--line-height-meta);margin:0}.topic-options__panel button,.topic-options__panel span{width:100%;min-height:var(--touch-target-min);padding:0 var(--space-3);color:var(--color-brand);text-align:left;background:0 0;border:0;display:block}.topic-viewer{gap:var(--space-3);min-height:0;display:grid}.topic-viewer__frame{border:var(--border-hairline);border-radius:var(--radius-panel);background:var(--color-surface);place-items:center;min-height:360px;display:grid;overflow:hidden}.topic-viewer__open{width:100%;color:inherit;cursor:zoom-in;padding:0}.topic-viewer__image{object-fit:contain;width:100%;max-height:520px;display:block}.topic-viewer__mock-page{align-content:start;gap:var(--space-4);width:min(100%,320px);min-height:300px;padding:var(--space-6);background:var(--color-surface);display:grid}.topic-viewer__mock-page strong,.topic-viewer__mock-page span{padding-bottom:var(--space-2);border-bottom:1px solid var(--color-border);display:block}.topic-viewer__mock-page strong{color:var(--color-brand);font-size:var(--font-size-emphasis)}.topic-viewer__mock-page span{color:var(--color-text);font-size:var(--font-size-body)}.topic-page-nav{grid-template-columns:var(--touch-target-min) 1fr var(--touch-target-min);align-items:center;gap:var(--space-3);display:grid}.topic-page-nav button{min-height:var(--touch-target-min);color:var(--color-brand);border:var(--border-hairline);border-radius:var(--radius-control);background:var(--color-surface);cursor:pointer}.topic-page-nav button:disabled{color:var(--color-text-muted);cursor:not-allowed;opacity:.48}.topic-page-nav span{color:var(--color-brand);text-align:center;font-weight:700}.topic-review-bar{bottom:max(var(--space-3), env(safe-area-inset-bottom));gap:var(--space-3);padding:var(--space-3);border:var(--border-hairline);border-radius:var(--radius-panel);background:color-mix(in srgb, var(--color-surface) 96%, var(--color-canvas));display:grid;position:sticky}.topic-feedback{gap:var(--space-3);border:0;margin:0;padding:0;display:grid}.topic-feedback__heading{color:var(--color-brand);font-size:var(--font-size-emphasis);margin:0;font-weight:700}.topic-feedback__options{gap:var(--space-2);grid-template-columns:repeat(3,minmax(0,1fr));display:grid}.topic-feedback-button{min-height:var(--touch-target-min);padding:var(--space-2);color:var(--color-brand);border:var(--border-hairline);border-radius:var(--radius-control);background:var(--color-surface);cursor:pointer;transition:background-color .14s,border-color .14s,box-shadow .14s}.topic-feedback-button--hard{background:#f8e8eb;border-color:#d9b6bf}.topic-feedback-button--partial{background:#fbf1d9;border-color:#e4c98e}.topic-feedback-button--known{background:#eaf3e8;border-color:#b8d0b8}.topic-feedback-button[aria-pressed=true]{border-color:var(--color-brand);box-shadow:0 0 0 2px color-mix(in srgb, var(--color-brand) 18%, transparent);font-weight:700}.topic-snackbar--viewer{bottom:max(6.5rem, calc(var(--space-5) + env(safe-area-inset-bottom)))}.topic-create-form{gap:var(--space-5);min-width:0;padding-bottom:var(--space-6);align-content:start;display:grid}.topic-capture-panel{gap:var(--space-3);min-width:0;display:grid}.topic-capture-panel h2,.topic-selected-pages h2{color:var(--color-brand);font-size:var(--font-size-body);line-height:var(--line-height-body);margin:0}.topic-capture-actions{gap:var(--space-3);grid-template-columns:repeat(2,minmax(0,1fr));min-width:0;display:grid}.topic-capture-action{min-height:72px;padding:var(--space-3);color:var(--color-topic-strong);text-align:center;border:var(--border-hairline);border-radius:var(--radius-panel);background:var(--color-surface);cursor:pointer;place-items:center;font-weight:700;display:grid}.topic-capture-action--primary{color:var(--color-surface);border-color:var(--color-topic-strong);background:var(--color-topic-strong)}.topic-capture-action 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button:focus-visible,.topic-feedback-button:focus-visible,.topic-capture-action:focus-within,.topic-thumb-card__preview:focus-visible,.topic-thumb-card--add label:focus-within,.topic-thumb-card__actions button:focus-visible,.topic-thumb-card__actions label:focus-within,.topic-study-toolbar button:focus-visible,.topic-study-tool-drawer button:focus-visible,.topic-study-controls button:focus-visible{outline:2px solid var(--color-brand);outline-offset:2px}.topic-study-viewer{z-index:60;padding:max(var(--space-2), env(safe-area-inset-top)) max(var(--space-3), env(safe-area-inset-right)) max(var(--space-2), env(safe-area-inset-bottom)) max(var(--space-3), env(safe-area-inset-left));color:#f9f5f2;background:#211a23;grid-template-rows:auto minmax(0,1fr) auto;gap:0;display:grid;position:fixed;inset:0;overflow:hidden}.topic-study-toolbar{gap:var(--space-3);padding:var(--space-2) 0;align-items:center;display:grid}.topic-study-toolbar--top{border-bottom:1px solid 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(width<=360px){.topic-header,.topic-viewer-header{grid-template-columns:auto minmax(0,1fr)}.topic-today-button,.topic-options{grid-column:2;justify-self:start}.topic-feedback__options,.topic-capture-actions,.topic-filter-sheet fieldset{grid-template-columns:1fr}.topic-thumb-card{flex-basis:118px}.topic-study-tool-drawer{width:min(280px,100vw - 1.5rem)}}