:root{--bg-base:#fff;--bg-surface:#fff;--bg-raised:#fff;--bg-elevated:#f3f6fc;--bg-overlay:#20212499;--bg-active-sidebar:#e8f0fe;--color-google-purple:#a16bfe;--color-google-green:#34a853;--color-google-blue:#0a56d0;--color-fab:#0a56d0;--text-primary:#1f1f1f;--text-secondary:#444746;--text-muted:#747775;--text-inverse:#fff;--color-primary:#0b57d0;--color-primary-dim:#0842a0;--color-primary-glow:#0b57d014;--color-secondary:#00639b;--color-secondary-dim:#004a77;--color-accent:#b3261e;--color-success:#146c2e;--color-warning:#b3261e;--color-error:#b3261e;--color-info:#0b57d0;--border-subtle:#e0e2e0;--border-default:#c4c7c5;--border-strong:#747775;--font-heading:"Plus Jakarta Sans", "Google Sans", "Google Sans Flex", system-ui, sans-serif;--font-body:"Google Sans", "Google Sans Flex", system-ui, sans-serif;--text-xs:.75rem;--text-sm:.875rem;--text-base:1rem;--text-lg:1.125rem;--text-xl:1.25rem;--text-2xl:1.5rem;--text-3xl:1.875rem;--text-4xl:2.25rem;--leading-tight:1.25;--leading-normal:1.6;--leading-relaxed:1.8;--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--space-16:4rem;--space-20:5rem;--radius-xs:4px;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:24px;--radius-full:9999px;--shadow-sm:0 1px 3px #0000004d;--shadow-md:0 4px 12px #00000059;--shadow-lg:0 8px 30px #0006;--shadow-glow:0 0 20px var(--color-primary-glow);--duration-fast:.15s;--duration-normal:.25s;--duration-slow:.4s;--ease-out:cubic-bezier(.16, 1, .3, 1);--ease-in-out:cubic-bezier(.45, 0, .55, 1);--ease-spring:cubic-bezier(.34, 1.56, .64, 1);--sidebar-width:280px;--header-height:72px;--content-max-width:900px;--page-max-width:1400px;--z-base:0;--z-dropdown:100;--z-sticky:200;--z-overlay:300;--z-modal:400;--z-toast:500}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;scroll-behavior:smooth;font-size:110%}body{font-family:var(--font-body);color:var(--text-primary);line-height:var(--leading-normal);background:radial-gradient(circle at 10% 10%,#f0f4ff 0%,#0000 40%),#f8f9fa radial-gradient(circle at 90% 90%,#ebf5ff 0%,#0000 40%);min-height:100vh}:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px;border-radius:var(--radius-sm)}img,svg{max-width:100%;display:block}button{font:inherit;cursor:pointer;color:inherit;background:0 0;border:none}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}ul,ol{list-style:none}h1,h2,h3,h4{font-family:var(--font-heading);line-height:var(--leading-tight)}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.app-header{z-index:var(--z-sticky);align-items:center;gap:var(--space-4);height:auto;min-height:90px;padding:0 var(--space-8);background:0 0;border-bottom:none;display:flex;position:relative}.app-header__badges{align-items:center;gap:12px;display:flex}.app-header__nav-container{background:0 0;margin:0 auto;padding:6px 12px;display:flex}.app-header__inner{background:var(--bg-surface);border:1px solid var(--border-subtle);width:calc(100% - 64px);max-width:1300px;box-shadow:var(--shadow-sm);border-radius:24px;justify-content:space-between;align-items:center;margin:2rem auto 0;padding:16px 32px;display:flex}.app-logo{cursor:pointer;align-items:center;gap:6px;text-decoration:none;display:flex}.app-logo:hover{text-decoration:none}.app-logo__icon{color:var(--color-primary);justify-content:center;align-items:center;transition:opacity .2s;display:flex}.app-logo:hover .app-logo__icon{opacity:.85}.app-logo:active .app-logo__icon{transform:none}.app-logo__text{font-family:var(--font-heading);letter-spacing:-.04em;align-items:center;font-size:1.5rem;display:flex}.app-logo__text-belajar{color:var(--text-primary);font-weight:500}.app-logo__text-baca{color:var(--color-primary);font-weight:800}.app-logo__text-dot{display:none}.app-header__nav-list{align-items:center;gap:8px;margin:0;padding:0;list-style:none;display:flex}.app-header__tab{cursor:pointer;transition:all var(--duration-fast);background:0 0;border:1px solid #0000;border-radius:9999px;flex-direction:column;justify-content:center;align-items:center;gap:2px;min-width:70px;padding:6px 16px;display:flex}.app-header__tab:hover{border-color:var(--border-hover);background:0 0}.app-header__tab[aria-selected=true]{border-color:var(--color-accent);background:0 0}.app-header__tab-icon{color:var(--text-secondary);transition:color var(--duration-fast);font-size:20px}.app-header__tab-text{color:var(--text-secondary);transition:color var(--duration-fast);font-size:.7rem;font-weight:500}.app-header__tab[aria-selected=true] .app-header__tab-icon,.app-header__tab[aria-selected=true] .app-header__tab-text{color:var(--color-primary);font-weight:600}.btn{justify-content:center;align-items:center;gap:var(--space-2);height:48px;padding:0 var(--space-8);letter-spacing:.01em;transition:all var(--duration-fast) cubic-bezier(.2, 0, 0, 1);border-radius:9999px;font-size:15px;font-weight:600;display:inline-flex}.btn--primary{background:var(--color-primary);color:var(--text-inverse)}.btn--primary:hover{background:var(--color-primary-dim);transform:translateY(-1px)}.btn--secondary{background:var(--bg-raised);color:var(--text-primary);border:1px solid var(--border-default)}.btn--secondary:hover{border-color:var(--border-strong);background:var(--bg-elevated)}.btn--ghost{color:var(--text-secondary)}.btn--ghost:hover{color:var(--text-primary);background:var(--bg-raised)}.btn--lg{height:56px;padding:0 var(--space-10);font-size:var(--text-base)}.card{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:var(--space-6);transition:border-color var(--duration-fast), box-shadow var(--duration-fast)}.card--interactive:hover{border-color:var(--border-strong);box-shadow:var(--shadow-md)}.card--selected{border-color:var(--color-primary);box-shadow:var(--shadow-glow)}.card--glass{-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#16162299}.onboarding{min-height:100vh;padding-top:15vh;padding-bottom:var(--space-8);padding-left:var(--space-8);padding-right:var(--space-8);flex-direction:column;justify-content:flex-start;align-items:center;display:flex;position:relative}.onboarding__logo{font-family:var(--font-heading);font-size:var(--text-4xl);color:var(--color-primary);margin-bottom:var(--space-2);font-weight:700}.onboarding__logo span{color:var(--color-secondary)}.onboarding__tagline{color:var(--text-secondary);font-size:var(--text-lg);margin-bottom:var(--space-12)}.onboarding__step{width:100%;max-width:900px;animation:fadeUp var(--duration-slow) var(--ease-out);gap:var(--space-12);flex-direction:column;display:flex}.onboarding__question{font-family:var(--font-heading);background:linear-gradient(90deg, var(--color-primary), #4285f4);-webkit-text-fill-color:transparent;color:#0000;margin-bottom:var(--space-4);text-align:center;letter-spacing:-.01em;-webkit-background-clip:text;background-clip:text;font-size:2.5rem;font-weight:700}.onboarding__title-emoji{-webkit-text-fill-color:initial;color:initial;font-family:Segoe UI Emoji,Apple Color Emoji,Noto Color Emoji,sans-serif;display:inline-block}.onboarding__hint{color:var(--text-secondary);text-align:center;margin-bottom:var(--space-8);font-size:1rem;font-weight:400}.onboarding__content{flex-direction:column;flex:1;justify-content:center;width:100%;max-width:800px;margin:0 auto;display:flex}.onboarding__grid{flex-wrap:wrap;justify-content:center;gap:16px;width:100%;max-width:900px;margin:0 auto;display:flex}.onboarding__option{border:1px solid var(--border-default);color:var(--text-primary);transition:all var(--duration-fast) cubic-bezier(.2, 0, 0, 1);cursor:pointer;text-align:center;box-sizing:border-box;width:calc(50% - 8px);height:100%;min-height:140px;box-shadow:none;background:#fff;border-radius:16px;flex-direction:column;justify-content:center;align-items:center;gap:12px;padding:16px;font-size:.9375rem;font-weight:500;display:flex}@media (width>=500px){.onboarding__option{width:calc(33.333% - 10.666px)}}@media (width>=700px){.onboarding__option{width:calc(25% - 12px)}}.onboarding__option:hover{background:var(--bg-surface);border-color:var(--border-strong);color:var(--text-primary);transform:translateY(-2px);box-shadow:0 4px 6px -1px #0000000d,0 2px 4px -1px #00000008}.onboarding__option[aria-checked=true],.onboarding__option[aria-pressed=true]{border-color:var(--color-primary);background:var(--color-primary-glow);color:var(--color-primary);border-width:2px;padding:15px;transform:translateY(-2px);box-shadow:0 4px 6px -1px #0b57d01a}.onboarding__option-icon{font-size:1.75rem}.onboarding__actions{justify-content:center;gap:var(--space-3);display:flex}.onboarding__progress{margin-top:var(--space-8);justify-content:center;align-items:center;gap:6px;display:flex}.onboarding__dot{background:var(--border-subtle);width:8px;height:8px;transition:all var(--duration-slow) cubic-bezier(.2, 0, 0, 1);border-radius:9999px}.onboarding__dot--active{background:var(--color-primary);width:32px}.generate{z-index:1;flex-direction:column;align-items:center;width:100%;padding-bottom:15vh;display:flex;position:relative}.generate__hero{z-index:2;width:100%;padding-top:15vh;padding-bottom:var(--space-2);padding-left:var(--space-8);padding-right:var(--space-8);box-sizing:border-box;flex-direction:column;align-items:center;display:flex;position:relative}.generate__title{font-family:var(--font-heading);background:linear-gradient(90deg, var(--color-primary), #4285f4);-webkit-text-fill-color:transparent;color:#0000;margin-bottom:var(--space-4);text-align:center;-webkit-background-clip:text;background-clip:text;font-size:2.5rem;font-weight:700}.generate__title-emoji{-webkit-text-fill-color:initial;color:initial;display:inline-block}.generate__subtitle{color:var(--text-secondary);margin-bottom:var(--space-8);text-align:center;font-size:1rem}.generate__input-wrap{width:100%;max-width:600px;margin-bottom:var(--space-4);transition:box-shadow var(--duration-fast);border-radius:32px;position:relative}.generate__input-wrap:focus-within{box-shadow:0 1px 6px #20212447}.generate__input{width:100%;height:56px;padding:0 var(--space-6);font:inherit;background:var(--bg-surface);color:var(--text-primary);border:1px solid var(--border-subtle);transition:border-color var(--duration-fast), background var(--duration-fast);box-sizing:border-box;border-radius:32px;padding-right:56px;font-size:16px}.generate__input::placeholder{color:var(--text-muted)}.generate__input:focus{background:var(--bg-base);border-color:#0000;outline:none}.generate__submit{background:var(--color-primary);color:#fff;cursor:pointer;width:40px;height:40px;transition:opacity var(--duration-fast);border:none;border-radius:50%;place-items:center;display:grid;position:absolute;top:50%;right:8px;transform:translateY(-50%)}.generate__submit:hover{opacity:.85}.generate__submit:before,.generate__submit:after{opacity:0;visibility:hidden;pointer-events:none;z-index:10;transition:opacity .2s,transform .2s;position:absolute}.generate__submit:before{content:attr(data-tooltip);background:var(--text-primary);color:#fff;white-space:nowrap;border-radius:12px;padding:6px 12px;font-family:inherit;font-size:.875rem;font-weight:500;top:calc(100% + 14px);left:50%;transform:translate(-50%)translateY(-6px);box-shadow:0 4px 12px #0000001a}.generate__submit:after{content:"";border-left:8px solid #0000;border-right:8px solid #0000;border-bottom:8px solid var(--text-primary);width:0;height:0;display:block;top:calc(100% + 7px);left:50%;transform:translate(-50%)translateY(-6px)}.generate__submit:hover:before,.generate__submit:hover:after{opacity:1;visibility:visible;transform:translate(-50%)translateY(0)}.generate__filters{gap:var(--space-3);margin-bottom:var(--space-6);width:100%;max-width:1080px;padding:0 var(--space-6);box-sizing:border-box;flex-wrap:wrap;justify-content:center;display:flex}.generate__filter-chip{padding:var(--space-2) var(--space-4);background:var(--bg-surface);color:var(--text-primary);border:1px solid var(--border-subtle);cursor:pointer;border-radius:24px;font-size:.875rem;font-weight:500;transition:all .2s}.generate__filter-chip:hover{background:#0000000a}.generate__filter-chip.active{background:var(--color-primary);color:var(--text-inverse);border-color:var(--color-primary)}.generate__toolbar{width:100%;max-width:1080px;margin:0 auto var(--space-4);padding:0 var(--space-6);justify-content:space-between;align-items:center;gap:var(--space-4);box-sizing:border-box;display:flex}.generate__search{align-items:center;gap:var(--space-2);background:var(--bg-surface);border:1px solid var(--border-subtle);padding:var(--space-2) var(--space-3);border-radius:8px;flex:1;transition:border-color .2s,box-shadow .2s;display:flex}.generate__search:focus-within{border-color:var(--color-primary);box-shadow:0 0 0 2px #0ea5e933}.generate__search .material-symbols-outlined{color:var(--text-muted);font-size:1.25rem}.generate__search input{color:var(--text-primary);background:0 0;border:none;outline:none;flex:1;font-family:inherit;font-size:.875rem}.generate__search input::placeholder{color:var(--text-muted)}.generate__toolbar-actions{align-items:center;gap:var(--space-3);display:flex}.generate__toolbar-btn{align-items:center;gap:var(--space-1);background:var(--bg-surface);border:1px solid var(--border-subtle);padding:var(--space-2) var(--space-3);color:var(--text-secondary);cursor:pointer;border-radius:8px;font-family:inherit;font-size:.875rem;font-weight:500;transition:background .2s;display:flex}.generate__toolbar-btn:hover{background:#0000000a}.generate__toolbar-btn .material-symbols-outlined{font-size:1.125rem}.generate__sort-wrap{align-items:center;gap:var(--space-1);background:var(--bg-surface);border:1px solid var(--border-subtle);padding:0 var(--space-3) 0 var(--space-2);color:var(--text-secondary);border-radius:8px;transition:background .2s;display:flex}.generate__sort-wrap:hover{background:#0000000a}.generate__custom-select{align-items:center;gap:var(--space-2);color:var(--text-secondary);padding:var(--space-2) 0;cursor:pointer;outline:none;min-width:140px;font-family:inherit;font-size:.875rem;font-weight:500;display:flex;position:relative}.generate__custom-select-value{flex:1}.generate__custom-select-options{top:calc(100% + var(--space-2));background:var(--bg-surface);border:1px solid var(--border-subtle);width:160px;padding:var(--space-2) 0;z-index:100;border-radius:8px;margin:0;list-style:none;display:none;position:absolute;right:0;box-shadow:0 10px 25px -5px #0000001a,0 8px 10px -6px #0000001a}.generate__custom-select[aria-expanded=true] .generate__custom-select-options{animation:.2s ease-out fadeInDown;display:block}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.generate__custom-select-options li{padding:var(--space-2) var(--space-4);color:var(--text-primary);cursor:pointer;font-size:.875rem;transition:background .2s}.generate__custom-select-options li:hover{background:#0000000a}.generate__custom-select-options li[aria-selected=true]{background:var(--color-primary-glow);color:var(--color-primary-dark);justify-content:space-between;align-items:center;font-weight:600;display:flex}.generate__custom-select-options li[aria-selected=true]:after{content:"check";color:#0f9d58;font-family:Material Symbols Outlined;font-size:1.125rem;font-weight:400}.generate__view-toggle{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:8px;align-items:center;padding:4px;display:flex}.generate__view-label{color:var(--text-muted);margin-right:var(--space-2);margin-left:var(--space-2);font-size:.875rem}.generate__view-btn{width:32px;height:32px;color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:6px;justify-content:center;align-items:center;transition:all .2s;display:flex}.generate__view-btn:hover{color:var(--text-primary);background:#0000000a}.generate__view-btn.active{background:var(--bg-base);color:var(--text-primary);box-shadow:0 1px 3px #0000001a}.generate__view-btn .material-symbols-outlined{font-size:1.25rem}.generate__collection-wrap{width:100%;max-width:1080px;margin:0 auto;position:relative}.generate__category-header{width:100%;font-family:var(--font-heading,"Google Sans", sans-serif);color:var(--color-primary);margin-top:var(--space-4);margin-bottom:var(--space-2);align-items:center;gap:var(--space-3);letter-spacing:.01em;grid-column:1/-1;font-size:1.125rem;font-weight:500;display:flex}.generate__category-header:after{content:"";background:var(--border-subtle);border-radius:2px;flex:1;height:1px}.generate__grid{gap:var(--space-6);width:100%;padding:0 var(--space-6) var(--space-6);box-sizing:border-box;grid-template-columns:repeat(3,1fr);display:grid}.generate__carousel{scroll-behavior:smooth;scroll-snap-type:x mandatory;gap:var(--space-6);padding:0 var(--space-6) var(--space-6);box-sizing:border-box;-ms-overflow-style:none;scrollbar-width:none;display:flex;overflow-x:auto}.generate__carousel::-webkit-scrollbar{display:none}.generate__card{background:var(--bg-surface);border:1px solid var(--border-subtle);cursor:pointer;text-align:left;background:linear-gradient(145deg,#fff 0%,#f8fafc 100%);border-radius:20px;flex-direction:column;height:220px;transition:all .3s cubic-bezier(.2,0,0,1);display:flex;position:relative;overflow:hidden;box-shadow:0 4px 6px -1px #0000000d,0 2px 4px -1px #00000008}.dark .generate__card{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:linear-gradient(145deg,#1e1e28cc 0%,#14141ecc 100%);border-color:#ffffff0d}.generate__card:hover{border-color:var(--theme-color);transform:translateY(-4px);box-shadow:0 12px 20px -8px #00000026,0 4px 6px -2px #0000000d}.generate__card:focus-visible{outline:2px solid var(--theme-color);outline-offset:2px}.generate__card-top{padding:var(--space-5);flex-direction:column;flex:1;display:flex}.generate__card-meta{align-items:center;gap:var(--space-2);margin-bottom:var(--space-3);text-transform:uppercase;letter-spacing:.05em;font-size:.875rem;font-weight:600;display:flex}.generate__card-title{color:var(--text-primary);-webkit-line-clamp:3;-webkit-box-orient:vertical;margin:0;font-size:1.25rem;font-weight:700;line-height:1.4;display:-webkit-box;overflow:hidden}.generate__card-bottom{padding:var(--space-4) var(--space-5);border-top:1px solid #00000008;justify-content:flex-end;align-items:center;transition:background .3s;display:flex}.dark .generate__card-bottom{border-top-color:#ffffff08}.generate__card:hover .generate__card-bottom{background-color:var(--theme-color)!important}.generate__card-emoji{filter:drop-shadow(0 2px 4px #0000001a);font-size:2rem;transition:transform .3s cubic-bezier(.175,.885,.32,1.275)}.generate__card:hover .generate__card-emoji{transform:scale(1.2)rotate(10deg)}.generate__carousel .generate__card{flex:0 0 calc(33.333% - var(--space-6) * .666);scroll-snap-align:start;min-width:300px}.generate__list{gap:var(--space-3);width:100%;padding:0 var(--space-6) var(--space-6);box-sizing:border-box;flex-direction:column;display:flex}.generate__list .generate__card{height:auto;min-height:unset;padding:var(--space-4) var(--space-6);align-items:center;gap:var(--space-6);border-radius:16px;flex-direction:row;justify-content:space-between}.generate__list .generate__card-top{align-items:center;gap:var(--space-6);flex-direction:row;flex:1;padding:0}.generate__list .generate__card-meta{justify-content:flex-start;min-width:160px;margin-bottom:0}.generate__list .generate__card-title{text-align:left;-webkit-line-clamp:1;-webkit-box-orient:vertical;margin-bottom:0;font-size:1.125rem;display:-webkit-box;overflow:hidden}.generate__list .generate__card-bottom{justify-content:flex-end;align-items:center;height:auto;padding:0;display:flex;background:0 0!important}.generate__list .generate__card-emoji{filter:drop-shadow(0 4px 6px #0000001a);margin-bottom:0;font-size:2.5rem;transform:translateY(0)}.generate__compact{gap:var(--space-2);width:100%;padding:0 var(--space-6) var(--space-6);box-sizing:border-box;flex-direction:column;display:flex}.generate__compact .generate__card{height:auto;padding:var(--space-3) var(--space-4);align-items:center;gap:var(--space-4);border-radius:12px;flex-direction:row}.generate__compact .generate__card-top{align-items:center;gap:var(--space-4);flex-direction:row;padding:0}.generate__compact .generate__card-meta{min-width:140px}.generate__compact .generate__card-title{font-size:1rem}.generate__compact .generate__card-bottom{display:none}.generate__nav-btn{top:calc(50% - var(--space-6));background:var(--bg-surface);border:1px solid var(--border-subtle);cursor:pointer;z-index:10;width:40px;height:40px;color:var(--text-primary);border-radius:50%;justify-content:center;align-items:center;transition:all .2s;display:flex;position:absolute;transform:translateY(-50%);box-shadow:0 4px 6px -1px #0000001a}.generate__nav-btn:hover{background:var(--bg-base);box-shadow:0 6px 8px -1px #00000026}.generate__nav-btn.hidden{opacity:0;pointer-events:none}.generate__nav-btn--left{left:0}.generate__nav-btn--right{right:0}@media (width<=1120px){.generate__nav-btn--left{left:var(--space-2)}.generate__nav-btn--right{right:var(--space-2)}}@media (width<=768px){.generate__toolbar{flex-direction:column;align-items:flex-start}.generate__search{box-sizing:border-box;width:100%}.generate__carousel .generate__card{flex:0 0 80vw}}.generate__card{border:1px solid var(--theme-color);background:var(--bg-surface);height:260px;transition:transform var(--duration-fast), box-shadow var(--duration-fast);text-align:left;cursor:pointer;border-radius:20px;flex-direction:column;display:flex;overflow:hidden}.generate__card:hover,.generate__card:focus{box-shadow:0 12px 24px color-mix(in srgb, var(--theme-color) 20%, transparent);outline:none;transform:translateY(-4px)}.generate__card:hover .generate__card-title,.generate__card:focus .generate__card-title{text-decoration:underline}.generate__card-top{padding:var(--space-5);gap:var(--space-2);flex-direction:column;flex:1;display:flex}.generate__card-meta{align-items:center;gap:var(--space-2);font-size:var(--text-sm);font-weight:600;display:flex}.generate__card-title{font-size:var(--text-lg);font-family:var(--font-heading);color:var(--text-primary);font-weight:600;line-height:1.4}.generate__card-bottom{height:90px;padding:var(--space-4);position:relative}.generate__card-emoji{transition:transform var(--duration-normal) ease;font-size:6.5rem;line-height:1;display:block;position:absolute;bottom:-15px;right:-10px}.loading{align-items:center;gap:var(--space-6);animation:fadeUp var(--duration-slow) var(--ease-out);flex-direction:column;display:flex}.loading__spinner{border:3px solid var(--bg-elevated);border-top-color:var(--color-primary);border-radius:50%;width:48px;height:48px;animation:.8s linear infinite spin}.loading__text{color:var(--text-secondary);font-size:var(--text-sm)}.reader{grid-template-columns:var(--sidebar-width) 1fr;min-height:calc(100vh - var(--header-height) - 4rem);background:var(--bg-surface);border:1px solid var(--border-subtle);width:calc(100% - 64px);max-width:1300px;box-shadow:var(--shadow-sm);border-radius:24px;margin:1rem auto 2rem;display:grid}@media (width<=768px){.reader{border:1px solid var(--border-subtle);border-radius:24px;grid-template-columns:1fr;width:calc(100% - 32px);margin:16px auto 32px}}.reader__sidebar{scrollbar-width:none;-ms-overflow-style:none;background:0 0;align-self:start;max-height:calc(100vh - 4rem);padding:32px 24px 0 32px;position:sticky;top:90px;overflow-y:auto}.reader__sidebar::-webkit-scrollbar{display:none}.reader__toc{margin-bottom:2rem}#glossary-sidebar-container{background:var(--bg-base);margin-top:24px;padding:0 0 32px}@media (width<=768px){.reader__sidebar{border-right:none;border-bottom:1px solid var(--border-subtle);height:auto;max-height:none;margin-bottom:0;padding:24px 24px 16px;position:static}}@media (width>=769px){.reader__sidebar--mobile{display:none}}@media (width<=768px){.reader__sidebar--desktop{display:none}}.reader__sidebar-title{font-size:var(--text-sm);text-transform:uppercase;letter-spacing:.05em;color:var(--color-primary);margin-bottom:var(--space-4);align-items:center;gap:8px;margin-top:0;font-weight:700;display:flex}.reader__toc{margin:0;padding:0;list-style:none}.reader__toc-item{width:100%;font-size:var(--text-sm);color:var(--text-secondary);border-radius:var(--radius-sm);text-align:left;transition:all var(--duration-fast);cursor:pointer;-webkit-tap-highlight-color:transparent;background:0 0;margin-bottom:4px;padding:10px 16px;display:block;box-shadow:none!important;border:1px solid #0000!important;outline:none!important}.reader__toc-item:focus,.reader__toc-item:focus-visible,.reader__toc-item:focus-within,.reader__toc-item:active{box-shadow:none!important;border:1px solid #0000!important;outline:none!important}.reader__toc-item:hover{color:var(--text-primary);background:var(--bg-raised)}.reader__toc-item:active{color:var(--text-primary);background:var(--bg-raised);transform:scale(.98)}.reader__toc-item--active{font-weight:600;color:var(--color-primary)!important;background:var(--color-primary-glow)!important;border:1px solid #0000!important;outline:none!important}.reader__progress-wrap{margin-top:var(--space-8);padding-top:var(--space-6);border-top:1px solid var(--border-subtle)}.reader__progress-label{font-size:var(--text-xs);color:var(--text-muted);margin-bottom:var(--space-2);justify-content:space-between;display:flex}.reader__progress-bar{background:var(--bg-elevated);border-radius:var(--radius-full);height:4px;overflow:hidden}.reader__progress-fill{background:linear-gradient(90deg, var(--color-primary), var(--color-secondary));border-radius:var(--radius-full);height:100%;transition:width var(--duration-slow) var(--ease-out)}.reader__main{border-left:1px solid var(--border-subtle);min-width:0;max-width:1000px;padding:32px 40px 40px 48px}@media (width<=768px){.reader__main{border-left:none;padding:24px 24px 32px}}.reader__section-title{font-size:var(--text-4xl);color:var(--color-primary);letter-spacing:-.02em;margin-bottom:0;font-weight:800;line-height:1.2}.reader__title-container{align-items:center;gap:16px;margin-bottom:24px;display:flex}.reader-actions-container{flex-wrap:wrap;justify-content:flex-start;align-items:center;gap:12px;width:100%;margin-bottom:2rem;display:flex}.reader-action-btn{cursor:pointer;border:none;border-radius:24px;justify-content:center;align-items:center;gap:8px;padding:10px 20px;font-size:.95rem;font-weight:600;transition:all .2s;display:flex}.reader-action-btn--primary{background:var(--color-primary);color:#fff;box-shadow:0 4px 10px #0b57d033}.reader-action-btn--secondary{color:#fff;background:linear-gradient(135deg,#a855f7,#6366f1);box-shadow:0 4px 10px #6366f14d}@media (width<=600px){.reader-actions-container{flex-flow:wrap;justify-content:flex-start;margin-top:1rem}.reader-action-btn{flex:none;width:auto;padding:8px 16px;font-size:.85rem}}.reader__emoji-container{flex-shrink:0;justify-content:center;align-items:center;font-family:Apple Color Emoji,Segoe UI Emoji,Noto Color Emoji,sans-serif;font-size:3.5rem;line-height:1;display:flex}@media (width<=768px){.reader__section-title{font-size:var(--text-3xl);text-align:left}.reader__emoji-container{font-size:2.5rem}.reader__title-container{text-align:left;flex-direction:column;justify-content:flex-start;align-items:flex-start;gap:12px}}.reader__paragraph{font-size:var(--text-base);line-height:var(--leading-relaxed);color:var(--text-primary);margin-bottom:var(--space-6)}.vocab{color:var(--color-primary);border-bottom:1px dashed var(--color-primary-dim);cursor:pointer;transition:color var(--duration-fast);position:relative}.vocab:hover{color:var(--color-secondary)}.glossary-popup{background:var(--bg-elevated);border:1px solid var(--border-default);border-radius:var(--radius-lg);width:300px;padding:var(--space-4);box-shadow:var(--shadow-lg);z-index:var(--z-dropdown);animation:fadeUp var(--duration-fast) var(--ease-out);position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%)}.glossary-popup__word{font-family:var(--font-heading);font-weight:700;font-size:var(--text-lg);color:var(--color-primary);margin-bottom:var(--space-1)}.glossary-popup__pos{font-size:var(--text-xs);color:var(--text-muted);margin-bottom:var(--space-3);font-style:italic}.glossary-popup__def{font-size:var(--text-sm);color:var(--text-primary);margin-bottom:var(--space-2)}.glossary-popup__translation{font-size:var(--text-sm);color:var(--text-secondary);padding-top:var(--space-2);border-top:1px solid var(--border-subtle)}.glossary-popup__translation 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var(--space-3);border-radius:var(--radius-sm);font-family:var(--font-heading);font-weight:600;font-size:var(--text-sm)}.morphology__part--prefix{color:#93bbfc;background:#60a5fa26}.morphology__part--root{color:var(--color-primary);background:#2dd4bf26}.morphology__part--suffix{color:var(--color-accent);background:#fb923c26}.morphology__plus{color:var(--text-muted);font-weight:300}.morphology__explanations{gap:var(--space-2);flex-direction:column;display:flex}.morphology__explain{font-size:var(--text-sm);color:var(--text-secondary);gap:var(--space-2);display:flex}.morphology__explain strong{color:var(--text-primary);min-width:60px}.cultural-note{border-left:3px solid var(--color-secondary);border-radius:0 var(--radius-md) var(--radius-md) 0;padding:var(--space-4) var(--space-5);margin:var(--space-4) 0 var(--space-6);background:linear-gradient(135deg,#fbbf240f,#fb923c0f)}.cultural-note__label{font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.06em;color:var(--color-secondary);margin-bottom:var(--space-2);align-items:center;gap:var(--space-2);font-weight:600;display:flex}.cultural-note__text{font-size:var(--text-sm);color:var(--text-secondary);line-height:var(--leading-relaxed)}.embedded-q{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:var(--space-6);margin:var(--space-6) 0}.embedded-q__label{font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.06em;color:var(--color-info);margin-bottom:var(--space-3);align-items:center;gap:var(--space-2);font-weight:600;display:flex}.embedded-q__text{font-size:var(--text-base);margin-bottom:var(--space-4);font-weight:500}.embedded-q__options{gap:var(--space-2);flex-direction:column;display:flex}.embedded-q__option{align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);background:var(--bg-raised);border:1px solid var(--border-subtle);border-radius:var(--radius-md);font-size:var(--text-sm);text-align:left;transition:all var(--duration-fast);display:flex}.embedded-q__option:hover{border-color:var(--border-strong)}.embedded-q__option--correct{border-color:var(--color-success);background:#34d39914}.embedded-q__option--wrong{border-color:var(--color-error);background:#f8717114}.embedded-q__radio{border:2px solid var(--border-strong);width:18px;height:18px;transition:all 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(width<=768px){.reader-layout{width:calc(100% - 24px);padding:1.5rem 16px}}@keyframes floatAura1{0%{transform:translate(0)scale(1)}to{transform:translate(15%,10%)scale(1.1)}}@keyframes floatAura2{0%{transform:translate(0)scale(1)}to{transform:translate(-15%,-10%)scale(1.05)}}@keyframes drawLogoPath{0%{stroke-dashoffset:100px;opacity:0}to{stroke-dashoffset:0;opacity:1}}@keyframes connectLogoNodes{0%{opacity:0;transform:scale(0)}50%{opacity:1;transform:scale(1.2)}to{opacity:1;transform:scale(1)}}@keyframes slideRight{0%{opacity:0;transform:translate(-20px)}to{opacity:1;transform:translate(0)}}@keyframes slideLeft{0%{opacity:0;transform:translate(20px)}to{opacity:1;transform:translate(0)}}@keyframes 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auto;display:flex;position:relative}.ra-chart-value{z-index:1;text-align:center;flex-direction:column;justify-content:center;align-items:center;width:100%;height:100%;display:flex;position:absolute;top:0;left:0}.ra-chart-value span{color:var(--text-muted);font-size:.75rem;font-weight:500}.ra-error-list{flex-direction:column;gap:.5rem;display:flex;overflow-y:auto}.ra-error-list::-webkit-scrollbar{width:4px}.ra-error-list::-webkit-scrollbar-thumb{background:var(--border-subtle);border-radius:4px}.ra-error-item{border-radius:var(--radius-md);font-size:var(--text-sm);color:var(--text-primary);cursor:pointer;background:#ef44440d;border:1px solid #ef44441a;justify-content:space-between;align-items:center;padding:12px;transition:all .2s;display:flex}.ra-error-item:hover{box-shadow:var(--shadow-sm);background:#ef44441a;transform:translateY(-2px)}.ra-error-item .material-symbols-outlined{color:var(--color-error);font-size:1.1rem}.ra-skip-item{border-radius:var(--radius-md);font-size:var(--text-sm);color:var(--text-primary);cursor:pointer;background:#f59e0b0d;border:1px solid #f59e0b1a;justify-content:space-between;align-items:center;padding:12px;transition:all .2s;display:flex}.ra-skip-item:hover{box-shadow:var(--shadow-sm);background:#f59e0b1a;transform:translateY(-2px)}.ra-skip-item .material-symbols-outlined{color:#d97706;font-size:1.1rem}@keyframes popIn{0%{opacity:0;transform:scale(0)}to{opacity:1;transform:scale(1)}}.ra-title{font-size:var(--text-4xl);color:var(--color-primary);margin-bottom:3rem;font-weight:800;line-height:1.2}#ra-overlay{scrollbar-width:none;-ms-overflow-style:none}#ra-overlay::-webkit-scrollbar{display:none}.ra-word{cursor:pointer;border-radius:4px;margin:0 1px;padding:0 4px;transition:all .2s;display:inline-block}.ra-word:hover{color:var(--color-primary);background:#0b57d01a}.ra-word-correct{text-shadow:0 0 12px #10b98133;font-weight:700;position:relative;color:var(--color-success)!important}.ra-word-correct:after{content:"✓";background:var(--color-success);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:16px;height:16px;font-size:.7rem;animation:.3s cubic-bezier(.175,.885,.32,1.275) popIn;display:flex;position:absolute;top:-10px;right:-8px;box-shadow:0 2px 4px #10b98166}.ra-word-correct[data-struggled=true]{text-shadow:0 0 12px #f59e0b33;color:#f59e0b!important}.ra-word-correct[data-struggled=true]:after{content:"!";background:#f59e0b;box-shadow:0 2px 4px #f59e0b66}.ra-word-wrong{border-bottom:2px dashed var(--color-error);background:#ef44441a;font-weight:600;text-decoration:none;color:var(--color-error)!important}.ra-word-skipped{background:#f59e0b1a;border-bottom:2px dashed #d97706;font-weight:600;text-decoration:none;color:#d97706!important}.ra-word-active{border-bottom:3px solid var(--color-primary);color:var(--color-primary);background:#0b57d026;border-radius:4px;font-weight:600}.ra-sentence{border-radius:var(--radius-md);font-size:2rem;line-height:1.8;transition:all .4s}.ra-sentence-inactive{opacity:.35;filter:grayscale()}.ra-sentence-active{color:var(--text-primary);font-weight:500}.ra-tooltip{background:var(--surface-card,#fff);color:var(--text-primary,#111827);z-index:10000;pointer-events:none;border:1px solid var(--border-subtle,#e5e7eb);border-radius:8px;padding:8px 16px;font-size:1rem;font-weight:600;position:absolute;box-shadow:0 4px 20px #00000026}.ra-tooltip.ra-tooltip-error{background:var(--color-error,#ef4444);border:none;color:#fff!important}.ra-tooltip.ra-tooltip-error span{color:#ffffffe6!important}.read-aloud-footer{z-index:1001;background:#fff;justify-content:center;padding:1rem 2rem;display:flex;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -4px 20px #0000001a}.ai-discussion-overlay{-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);z-index:9999;background:#fffffff2;flex-direction:row;display:flex;position:fixed;inset:0}.ai-discussion-sidebar{background:var(--bg-surface);border-right:1px solid var(--border-subtle);z-index:2;flex-direction:column;width:400px;max-width:100%;display:flex;box-shadow:4px 0 24px #0000000a}.ai-discussion-main{background:radial-gradient(circle,#0b57d008 0%,#0000 70%);flex-direction:column;flex:1;justify-content:center;align-items:center;padding:4rem;display:flex;position:relative}.ai-discussion-close-mobile{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;padding:8px;display:none}.ai-discussion-close-desktop{border:1px solid var(--border-subtle);width:44px;height:44px;color:var(--text-secondary);cursor:pointer;z-index:10;background:#fff;border-radius:50%;justify-content:center;align-items:center;transition:all .2s;display:flex;position:absolute;top:1.5rem;right:1.5rem;box-shadow:0 4px 12px #0000000d}.ai-spectrum-canvas{width:100%;max-width:500px;height:100px;margin-bottom:3rem}@media (width<=768px){.ai-discussion-overlay{flex-direction:column-reverse}.ai-discussion-sidebar{border-right:none;border-top:1px solid var(--border-subtle);flex:1;width:100%}.ai-discussion-main{flex:0 0 35vh;padding:1.5rem}.ai-discussion-actions-desktop{display:none!important}.ai-discussion-close-mobile{display:flex!important}#ai-current-text{min-height:80px!important;margin-bottom:1rem!important;font-size:1.5rem!important}.ai-spectrum-canvas{height:60px!important;margin-bottom:1rem!important}}.onboarding-page{background-color:var(--bg-elevated);flex-direction:column;min-height:100vh;display:flex}.onboarding-main{flex:1;justify-content:center;align-items:center;padding:2rem;display:flex}.onboarding-modal{background:var(--bg-surface);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);width:100%;max-width:600px;animation:fadeUp var(--duration-normal) var(--ease-spring) forwards;padding:3rem 4rem;position:relative;overflow:hidden}.welcome-container{z-index:1;text-align:center;flex-direction:column;align-items:center;margin:0 auto;display:flex;position:relative}.welcome-title{font-family:var(--font-heading);color:var(--text-primary);letter-spacing:-.04em;opacity:0;animation:fadeUp var(--duration-slow) var(--ease-out) 1s forwards;margin-bottom:.5rem;font-size:3.5rem;font-weight:800;line-height:1.1}.welcome-title span{color:var(--color-primary)}.welcome-tagline{color:var(--text-secondary);letter-spacing:.01em;opacity:0;animation:fadeUp var(--duration-slow) var(--ease-out) 1.2s forwards;margin-bottom:3.5rem;font-size:1.25rem;font-weight:400}.welcome-btn{opacity:0;min-width:200px;height:56px;animation:fadeUp var(--duration-slow) var(--ease-out) 1.4s forwards;border-radius:9999px;font-size:1.125rem}.opt-level-code{font-family:var(--font-heading);color:var(--color-primary);font-size:1.5rem;font-weight:800;line-height:1}.opt-level-title{color:var(--text-primary);font-size:.9375rem}.opt-level-desc{color:var(--text-secondary);font-size:.8125rem;line-height:1.25}.opt-flag-img{object-fit:cover;border:1px solid #0000001a;border-radius:4px;width:44px;height:32px;margin:0 auto;display:block}.opt-icon{color:var(--color-primary);font-size:40px}.onboarding__header{text-align:center}.onboarding__actions{justify-content:center;align-items:center;gap:24px;width:100%;margin:3rem auto 0;display:flex}.onboarding__actions .btn{min-width:120px;font-weight:600}.onboarding__spacer{min-width:120px;display:none}.reader__toc-item{text-align:left;width:100%;font-size:var(--text-sm);color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:8px;margin-bottom:4px;padding:10px 16px;font-family:inherit;transition:all .2s;display:block}.reader__toc-item:hover{background:var(--bg-surface);color:var(--text-primary)}.reader__toc-item--active{font-weight:600;background:var(--color-primary-glow)!important;color:var(--color-primary)!important}@keyframes slideInUp{0%{opacity:0;transform:translateY(15px)}to{opacity:1;transform:translateY(0)}}.glossary-animated{animation:.5s cubic-bezier(.16,1,.3,1) forwards slideInUp}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.generate__hero{padding-top:10vh}.generate__title{font-size:2rem}.generate__filters{-webkit-overflow-scrolling:touch;scrollbar-width:none;flex-wrap:nowrap;justify-content:flex-start;padding-bottom:8px;overflow-x:auto}.generate__filters::-webkit-scrollbar{display:none}.generate__filter-chip{white-space:nowrap}.generate__carousel{padding-left:var(--space-4);padding-right:var(--space-4)}.generate__carousel .generate__card{flex:0 0 85vw}.quiz-cta-card{background:var(--bg-elevated);border-radius:var(--radius-xl);padding:var(--space-8) var(--space-6);text-align:center;margin-top:var(--space-10);margin-bottom:var(--space-8);border:1px solid #0b57d026;box-shadow:0 4px 15px #00000008}.quiz-cta-card .btn--primary{background:var(--color-primary);border:none;padding:12px 24px;font-weight:600}.quiz-cta-card .btn--primary:hover{background:var(--color-primary-dim);box-shadow:0 4px 10px #0b57d033}.quiz-cta-text h3{font-size:var(--text-xl);color:var(--color-primary);margin-top:0;margin-bottom:var(--space-2);font-weight:700}.quiz-cta-text p{color:var(--text-secondary);margin-bottom:var(--space-6);font-size:var(--text-base)}.quiz-carousel{width:100%;position:relative;overflow:hidden}.quiz-track{width:100%;transition:transform .4s cubic-bezier(.25,1,.5,1);display:flex}.quiz-slide{border:1px solid var(--border-subtle);box-sizing:border-box;background:#f8fafc;border-radius:12px;flex:0 0 100%;width:100%;padding:24px}.quiz__question [style*="display: flex; gap: 4px"] div{border-radius:2px;height:4px}.quiz__prompt{color:var(--text-primary);margin-bottom:20px;font-size:1.15rem;font-weight:600;line-height:1.5}.quiz__options{flex-direction:column;gap:12px;display:flex}.inline-quiz-container .quiz__options{grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px;display:grid}.quiz__option{border:1px solid var(--border-subtle);cursor:pointer;color:var(--text-primary);background:#fff;border-radius:8px;align-items:center;gap:12px;padding:16px 20px;font-size:1rem;font-weight:500;transition:all .2s;display:flex}.quiz__option:hover{background:var(--bg-raised);border-color:var(--color-primary-dim)}.quiz__option:active{transform:translateY(1px)}.quiz__option input[type=radio]{margin-top:2px}.quiz__option--correct{border-color:var(--color-success);background:#22c55e0d!important}.quiz__feedback{border-radius:8px;align-items:flex-start;gap:8px;margin-top:20px;padding:12px 16px;font-size:.95rem;line-height:1.4;animation:.3s cubic-bezier(.16,1,.3,1) forwards slideDown;display:none}.quiz__feedback strong{margin-bottom:2px;font-size:.95rem}@keyframes slideDown{0%{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:translateY(0)}}.auto-advance-bar{background:#0000001a;border-radius:2px;width:0%;height:4px;margin-top:12px;animation:3s linear forwards advanceBar}@keyframes advanceBar{to{width:100%}}.quiz__option--wrong{border-color:var(--color-danger);background:#ef44440d!important}.quiz{padding:var(--space-6) var(--space-4)}.quiz__title{font-size:var(--text-xl)}.quiz__score{font-size:var(--text-3xl)}@media (width<=768px){html{font-size:100%}body{overflow-x:hidden}.app-header{padding:0 var(--space-4);min-height:70px}.app-header__inner{flex-direction:column;justify-content:center;align-items:center;gap:16px;width:calc(100% - 32px);margin:1rem auto 0;padding:24px 20px}.app-header__badges{flex-wrap:wrap;justify-content:center;gap:8px}.app-header__nav-list{flex-wrap:wrap;justify-content:center}.onboarding{padding-left:var(--space-4);padding-right:var(--space-4);padding-top:10vh}.onboarding__question{font-size:1.8rem}.onboarding__option{min-height:120px}.onboarding__grid{display:flex}.reader{width:calc(100% - 32px);margin:1rem auto}.reader__main{padding:24px 20px}.reader__section-title{font-size:var(--text-2xl)}.glossary-popup{max-width:300px;width:calc(100vw - 32px)!important;left:50%!important;transform:translate(-50%)!important}}@media (width<=600px){.welcome-title{font-size:2.5rem}.welcome-tagline{margin-bottom:2rem;font-size:1rem}.welcome-btn{min-width:150px;height:48px;font-size:1rem}.onboarding__question{font-size:1.5rem}.onboarding__hint{font-size:.9rem}input,textarea,select{font-size:16px!important}.onboarding__option{border-radius:var(--radius-lg);flex-direction:row;justify-content:flex-start;align-items:center;gap:16px;min-height:72px;padding:16px 20px;font-size:1.1rem;width:100%!important}.onboarding__option-icon{justify-content:center;align-items:center;width:48px;font-size:1.75rem;display:flex}.opt-flag-img{object-fit:cover;border-radius:4px;width:40px;height:30px;box-shadow:0 2px 4px #0000001a}.opt-icon{font-size:32px}.opt-level-code{text-align:center;width:48px;font-size:1.4rem}.opt-level-title{font-size:1rem}.opt-level-desc{text-align:left;font-size:.85rem}.onboarding__option>div{text-align:left!important;align-items:flex-start!important}.onboarding__grid{flex-flow:column;gap:12px}.onboarding__actions{gap:12px;margin-top:2rem}.onboarding__actions .btn{min-width:100px;height:44px;padding:0 16px;font-size:.9rem}.app-header__inner{padding:8px}.app-header__tab{min-width:unset;padding:6px 12px}.app-logo__text{font-size:1.25rem}}@media (width<=768px){.ra-layout{flex-direction:column;overflow-y:auto}.ra-sidebar{width:100%;box-shadow:none;border-right:none;border-top:1px solid var(--border-default);order:2;height:auto;padding:2rem 1rem 240px;overflow-y:visible}.ra-main{order:1;padding:2rem 1rem;overflow-y:visible}.ra-title{margin-bottom:2rem;font-size:1.75rem}.ra-sentence{font-size:1.25rem;line-height:1.8}.ra-header-title{white-space:nowrap;text-overflow:ellipsis;font-size:1rem;overflow:hidden}#read-aloud-footer>div{gap:16px!important}}