:root{--color-bg: #ffffff;--color-surface: #f5f5f5;--color-text: #1a1a1a;--color-text-muted: #666666;--color-border: #cccccc;--color-primary: #1a1a1a;--color-success: #22c55e;--color-danger: #ef4444;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-6: 1.5rem;--space-8: 2rem;--font-family: "Space Mono", monospace;--font-family-logo: "Domine", serif;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.5rem;--radius: 0;--transition: .15s ease;--dot-pattern: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='4' height='4' viewBox='0 0 4 4'%3E%3Cpath fill='%23000000' fill-opacity='0.08' d='M1 3h1v1H1V3zm2-2h1v1H3V1z'%3E%3C/path%3E%3C/svg%3E")}@mixin dark-theme{ --color-bg: #1a1a1a; --color-surface: #252525; --color-text: #e8e8e8; --color-text-muted: #888888; --color-border: #444444; --color-primary: #e8e8e8; --color-success: #4ade80; --color-danger: #f87171; --dot-pattern: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='4' height='4' viewBox='0 0 4 4'%3E%3Cpath fill='%23ffffff' fill-opacity='0.06' d='M1 3h1v1H1V3zm2-2h1v1H3V1z'%3E%3C/path%3E%3C/svg%3E"); }@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--color-bg: #1a1a1a;--color-surface: #252525;--color-text: #e8e8e8;--color-text-muted: #888888;--color-border: #444444;--color-primary: #e8e8e8;--color-success: #4ade80;--color-danger: #f87171;--dot-pattern: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='4' height='4' viewBox='0 0 4 4'%3E%3Cpath fill='%23ffffff' fill-opacity='0.06' d='M1 3h1v1H1V3zm2-2h1v1H3V1z'%3E%3C/path%3E%3C/svg%3E")}}:root[data-theme=dark]{--color-bg: #1a1a1a;--color-surface: #252525;--color-text: #e8e8e8;--color-text-muted: #888888;--color-border: #444444;--color-primary: #e8e8e8;--color-success: #4ade80;--color-danger: #f87171;--dot-pattern: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='4' height='4' viewBox='0 0 4 4'%3E%3Cpath fill='%23ffffff' fill-opacity='0.06' d='M1 3h1v1H1V3zm2-2h1v1H3V1z'%3E%3C/path%3E%3C/svg%3E")}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-family);font-size:var(--font-size-base);line-height:1.6;color:var(--color-text);background-color:var(--color-bg);background-image:var(--dot-pattern);min-height:100dvh}h1,h2,h3,h4,h5,h6{font-weight:400;line-height:1.3}h1{font-size:var(--font-size-xl)}h2{font-size:var(--font-size-lg)}a{color:var(--color-primary);text-decoration:underline;text-underline-offset:.2em;transition:opacity var(--transition)}a:hover{opacity:.8}a:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.layout{display:flex;flex-direction:column;min-height:100dvh}.layout__header{padding:var(--space-4);background-color:var(--color-surface)}.layout__main{flex:1;padding:var(--space-4);width:100%;max-width:40rem;margin:0 auto}.layout__nav{display:flex;justify-content:space-between;align-items:center;gap:var(--space-4)}.layout__logo{font-family:var(--font-family-logo);font-size:var(--font-size-lg);text-decoration:none;font-weight:700}.layout__actions{display:flex;gap:var(--space-4);align-items:center}.form{display:flex;flex-direction:column;gap:var(--space-6)}.form__group{display:flex;flex-direction:column;gap:var(--space-2)}.form__label{font-size:var(--font-size-sm);color:var(--color-text-muted)}.form__input{padding:var(--space-3);font-family:var(--font-family);font-size:var(--font-size-base);color:var(--color-text);background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);transition:border-color var(--transition)}.form__input:focus{outline:none;border-color:var(--color-text)}.form__input::placeholder{color:var(--color-text-muted)}.form__textarea{min-height:6rem;resize:vertical}.form__error{color:var(--color-danger);font-size:var(--font-size-sm)}.form__actions{display:flex;gap:var(--space-3);flex-wrap:wrap}.form__row{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-4)}@media(max-width:30rem){.form__row{grid-template-columns:1fr}}.form__helper{font-size:var(--font-size-sm);color:var(--color-text-muted)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-4);min-height:2.75rem;min-width:2.75rem;font-family:var(--font-family);font-size:var(--font-size-base);line-height:1;text-decoration:none;color:var(--color-bg);background-color:var(--color-primary);border:none;border-radius:var(--radius);cursor:pointer;transition:opacity var(--transition);box-shadow:3px 3px #0000001a}.btn:active{box-shadow:1px 1px #0000001a}.btn:hover{opacity:.9}.btn:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.btn--secondary{color:var(--color-text);background-color:var(--color-surface)}.btn--danger{color:var(--color-text);background-color:var(--color-danger)}.btn--success{color:var(--color-bg);background-color:var(--color-success)}.btn--ghost{color:var(--color-text);background-color:transparent}.btn--ghost:hover{background-color:var(--color-surface)}.btn--large{padding:var(--space-4) var(--space-6);font-size:var(--font-size-lg);min-height:3.5rem}.btn--full{width:100%}.page-header{display:flex;justify-content:space-between;align-items:flex-start;gap:var(--space-4);margin-bottom:var(--space-6);flex-wrap:wrap}.page-header__title{margin:0}.page-header__subtitle{color:var(--color-text-muted);font-size:var(--font-size-sm);margin-top:var(--space-1)}.page-header__actions{display:flex;gap:var(--space-3)}.deck-list{display:flex;flex-direction:column;gap:var(--space-3);list-style:none}.deck-list__item{display:flex;justify-content:space-between;align-items:center;padding:var(--space-4);background-color:var(--color-surface);transition:background-color var(--transition);box-shadow:3px 3px #0000001a}.deck-list__item:hover{background-color:var(--color-border)}.deck-list__link{text-decoration:none;flex:1}.deck-list__name{font-size:var(--font-size-lg)}.deck-list__meta{color:var(--color-text-muted);font-size:var(--font-size-sm);margin-top:var(--space-1)}.deck-list__actions{display:flex;gap:var(--space-2)}.card-list{display:flex;flex-direction:column;gap:var(--space-3);list-style:none}.card-list__item{display:grid;grid-template-columns:1fr 1fr auto;gap:var(--space-4);padding:var(--space-4);background-color:var(--color-surface);align-items:start;box-shadow:3px 3px #0000001a}@media(max-width:40rem){.card-list__item{grid-template-columns:1fr}}.card-list__side{display:flex;flex-direction:column;gap:var(--space-1)}.card-list__label{font-size:var(--font-size-sm);color:var(--color-text-muted)}.card-list__content{word-break:break-word}.card-list__notes{font-size:var(--font-size-sm);color:var(--color-text-muted);margin-top:var(--space-1)}.card-list__actions{display:flex;gap:var(--space-2)}.empty-state{text-align:center;padding:var(--space-8);color:var(--color-text-muted)}.empty-state__title{margin-bottom:var(--space-2)}.empty-state__action{margin-top:var(--space-4)}.auth{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100dvh;padding:var(--space-4)}.auth__container{width:100%;max-width:24rem}.auth__title{text-align:center;margin-bottom:var(--space-2)}.auth__subtitle{text-align:center;color:var(--color-text-muted);margin-bottom:var(--space-6)}.auth__footer{text-align:center;margin-top:var(--space-6);color:var(--color-text-muted)}.alert{padding:var(--space-3) var(--space-4);margin-bottom:var(--space-4);background-color:var(--color-surface)}.alert--error{border-left:3px solid var(--color-danger)}.alert--success{border-left:3px solid var(--color-success)}dialog{padding:0;border:none;background-color:var(--color-surface);color:var(--color-text);max-width:min(90vw,30rem);width:100%;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);margin:0}dialog[open]{display:block}dialog::backdrop{background-color:#000000b3}.dialog__header{display:flex;justify-content:space-between;align-items:center;padding:var(--space-4);border-bottom:1px solid var(--color-border)}.dialog__title{margin:0}.dialog__close{background:none;border:none;color:var(--color-text);cursor:pointer;padding:var(--space-2);font-size:var(--font-size-lg)}.dialog__close:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.dialog__body{padding:var(--space-4)}.dialog__footer{display:flex;justify-content:flex-end;gap:var(--space-3);padding:var(--space-4);border-top:1px solid var(--color-border)}.kbd{display:inline-block;padding:var(--space-1) var(--space-2);font-family:var(--font-family);font-size:var(--font-size-sm);color:var(--color-text-muted);background-color:var(--color-bg);border:1px solid var(--color-border);min-width:1.5rem;text-align:center}.home{display:flex;flex-direction:column;min-height:100dvh}.home__main{flex:1;display:flex;flex-direction:column;padding:var(--space-4);width:100%;max-width:40rem;margin:0 auto}.home__header{position:sticky;top:0;background-color:var(--color-bg);background-image:var(--dot-pattern);z-index:100;transition:box-shadow var(--transition)}.home__header--scrolled{box-shadow:0 3px #0000001a}.home__header--scrolled .home__header-inner{padding-top:var(--space-2);padding-bottom:var(--space-2)}.home__header-inner{display:flex;justify-content:space-between;align-items:center;gap:var(--space-4);width:100%;max-width:40rem;margin:0 auto;padding:var(--space-4);transition:padding var(--transition)}.home__header--centered .home__header-inner{justify-content:center}.home__actions{display:flex;gap:var(--space-3)}.home__logo{font-family:var(--font-family-logo);font-size:2.5rem;font-weight:700;text-decoration:none}.home__footer{display:flex;justify-content:center;align-items:center;gap:var(--space-4);padding:var(--space-4);font-size:var(--font-size-sm);color:var(--color-text-muted)}.home__logout{background:none;border:none;color:var(--color-text-muted);font-family:var(--font-family);font-size:var(--font-size-sm);cursor:pointer;text-decoration:underline;text-underline-offset:.2em}.home__logout:hover{opacity:.8}.home__logout:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.offline-indicator{position:fixed;bottom:var(--space-4);left:50%;transform:translate(-50%);padding:var(--space-2) var(--space-4);background-color:var(--color-danger);color:var(--color-text);font-size:var(--font-size-sm);z-index:1000;display:none}.offline-indicator[data-offline=true]{display:block}.theme-toggle{display:flex;gap:var(--space-1);background-color:var(--color-surface);padding:var(--space-1)}.theme-toggle__btn{background:none;border:none;color:var(--color-text-muted);font-family:var(--font-family);font-size:var(--font-size-sm);padding:var(--space-1) var(--space-2);cursor:pointer;transition:color var(--transition),background-color var(--transition)}.theme-toggle__btn:hover{color:var(--color-text)}.theme-toggle__btn:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.theme-toggle__btn[aria-pressed=true]{color:var(--color-text);background-color:var(--color-bg)}.auth__theme{display:flex;justify-content:center;margin-top:var(--space-6)}.deck-header{margin-bottom:var(--space-6)}.deck-header__top{display:flex;align-items:baseline;gap:var(--space-3)}.deck-header__title{margin:0}.deck-header__edit{font-size:var(--font-size-sm);color:var(--color-text-muted)}.deck-header__subtitle{color:var(--color-text-muted);font-size:var(--font-size-sm);margin-top:var(--space-1)}.card-list__footer{display:flex;align-items:center;justify-content:space-between;grid-column:1 / -1;margin-top:var(--space-2);padding-top:var(--space-2);border-top:1px solid var(--color-border)}.card-list__action-link{background:none;border:none;padding:0;font-family:var(--font-family);font-size:var(--font-size-sm);color:var(--color-text-muted);cursor:pointer;text-decoration:underline;text-underline-offset:.2em}.card-list__action-link:hover{color:var(--color-text)}.card-list__action-link:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.card-list__links{display:flex;flex-wrap:wrap;gap:var(--space-2);margin-top:var(--space-2);font-size:var(--font-size-sm);grid-column:1 / -1}.card-list__links a{color:var(--color-text-muted)}.card-list__type{font-size:var(--font-size-sm);color:var(--color-text-muted)}.links-editor__row{display:flex;align-items:center;gap:var(--space-2);margin-bottom:var(--space-2)}.links-editor__link{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.links-editor__remove{padding:var(--space-1) var(--space-2);min-height:auto;min-width:auto}.links-editor__add{display:flex;gap:var(--space-2)}.links-editor__input{flex:1}.links-editor__add-btn{white-space:nowrap}.choices-editor__row{margin-bottom:var(--space-2)}.form__extras{display:flex;gap:var(--space-4)}.form__expand-link{background:none;border:none;color:var(--color-text-muted);font-family:var(--font-family);font-size:var(--font-size-sm);cursor:pointer;text-decoration:underline;text-underline-offset:.2em;padding:0}.form__expand-link:hover{color:var(--color-text)}.form__expand-link:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.dialog--large{max-width:48rem;width:90vw}[hidden]{display:none!important}