@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--default-transition-duration:.15s;--default-transition-timing-function:cubic-bezier(.4, 0, .2, 1);--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color 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transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.block{display:block}.flex{display:flex}.hidden{display:none}.inline{display:inline}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}}:root{--ink:#26332f;--muted:#6d7974;--paper:#f7f2e8;--paper-deep:#ece2cf;--card:#fffdf8;--green:#2f6655;--green-dark:#20493d;--vermillion:#b75443;--gold:#c39a52;--line:#ded4c2;--shadow:0 16px 50px #2a37301a}*{box-sizing:border-box}html{background:var(--paper);color:var(--ink);scroll-behavior:smooth}body{background:radial-gradient(circle at 85% 5%, #c39a5224, transparent 24rem), linear-gradient(#2f665506 1px, transparent 1px), linear-gradient(90deg, #2f665506 1px, transparent 1px), var(--paper);background-size:auto,28px 28px,28px 28px,auto;min-height:100vh;margin:0;font-family:Hiragino Sans,Yu Gothic,Noto Sans JP,system-ui,sans-serif}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,select,textarea{outline-offset:3px}:focus-visible{outline:3px solid #2577a4}button{cursor:pointer}.site-header{-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);z-index:40;background:#f7f2e8e6;border-bottom:1px solid #5a524324;align-items:center;gap:28px;height:72px;padding:0 max(20px,50vw - 590px);display:flex;position:sticky;top:0}.header-brand{margin-right:auto}.brand-lockup{align-items:center;gap:11px;display:flex}.brand-lockup>span:last-child{line-height:1.15;display:grid}.brand-lockup b{letter-spacing:.08em;font-family:serif}.brand-lockup small{color:var(--muted);letter-spacing:.12em;margin-top:4px;font-size:10px}.brand-mark{color:#fff9e9;background:var(--green);border-radius:13px 13px 17px 17px;place-items:center;width:42px;height:42px;font-family:serif;font-weight:800;display:grid;position:relative;box-shadow:inset 0 -4px #0000001c}.brand-mark i{background:var(--vermillion);border-radius:50%;width:50px;height:8px;position:absolute;top:-3px;transform:rotate(-4deg)}.desktop-nav{gap:8px;display:flex}.desktop-nav a{color:var(--muted);border-radius:99px;padding:9px 14px;font-size:14px;font-weight:700}.desktop-nav a[aria-current=page]{color:var(--green-dark);background:#e3eadf}.icon-link{border:1px solid var(--line);background:var(--card);border-radius:50%;place-items:center;width:42px;height:42px;display:grid}.simple-main,.app-main{min-height:calc(100vh - 72px)}.app-main{width:min(1120px,100% - 40px);margin:0 auto;padding:38px 0 120px}.mobile-nav{display:none}.eyebrow{color:var(--vermillion);letter-spacing:.18em;text-transform:uppercase;font-size:12px;font-weight:900}.display-title{letter-spacing:.04em;margin:10px 0 16px;font:700 clamp(38px,6vw,76px)/1.1 serif}.page-title{margin:6px 0;font:700 clamp(28px,5vw,44px)/1.2 serif}.lead{color:#53615c;font-size:16px;line-height:1.9}.muted{color:var(--muted)}.tiny{color:var(--muted);font-size:12px}.section-heading{justify-content:space-between;align-items:end;gap:16px;margin:44px 0 18px;display:flex}.section-heading h2{margin:0;font:700 26px/1.3 serif}.button{border:1px solid #0000;border-radius:14px;justify-content:center;align-items:center;gap:9px;min-height:50px;padding:0 22px;font-weight:800;transition:transform .18s,box-shadow .18s;display:inline-flex}.button:hover{transform:translateY(-2px)}.button.primary{background:var(--green);color:#fff;box-shadow:0 8px 18px #2f665533}.button.secondary{background:var(--card);border-color:var(--line);color:var(--green-dark)}.button.danger{color:#903b2d;background:#fff2ef;border-color:#e8bbb3}.button:disabled{cursor:not-allowed;opacity:.5;transform:none}.button.full{width:100%}.text-link{color:var(--green);text-underline-offset:3px;font-weight:800;text-decoration:underline}.card{border:1px solid var(--line);box-shadow:var(--shadow);background:#fffdf8f0;border-radius:24px}.soft-card{border:1px solid var(--line);background:#ffffff85;border-radius:18px}.notice{color:#68502b;background:#fff5db;border:1px solid #ead5a3;border-radius:14px;padding:14px 16px;line-height:1.6}.error-box{color:#8f392c;background:#fff0ed;border:1px solid #e8b7ae;border-radius:14px;padding:16px}.landing{overflow:hidden}.hero{grid-template-columns:1.05fr .95fr;align-items:center;gap:50px;width:min(1180px,100% - 40px);min-height:660px;margin:0 auto;padding:90px 0 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i{width:4px;height:5px}.character-guide{gap:8px;min-width:0;margin:0;display:grid}.character-guide-media{aspect-ratio:3/2;background:#e9e1d2;border-radius:18px;place-items:center;width:100%;display:grid;position:relative;overflow:hidden}.character-guide-media img{object-fit:cover}.character-guide.compact{--guide-width:96px;--guide-height:78px;width:var(--guide-width);flex:0 0 var(--guide-width)}.character-guide.compact .character-guide-media{width:var(--guide-width);height:var(--guide-height);aspect-ratio:auto;border-radius:15px}.character-guide.compact[data-character=leelee] img{object-position:72% center}.character-guide.compact[data-character=sakuya] img{object-position:26% center}.character-guide figcaption{gap:2px;font-size:11px;line-height:1.45;display:grid}.character-guide figcaption span,.character-guide figcaption small{color:var(--muted)}.trust-row{color:var(--muted);flex-wrap:wrap;gap:18px;font-size:12px;display:flex}.trust-row span:before{content:"◇";color:var(--gold);margin-right:6px}.landing-section{padding:86px max(20px,50vw - 560px)}.landing-section.tint{background:#e8ede4}.feature-grid{grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px;display:grid}.feature-card{padding:26px}.feature-card strong{margin:12px 0 8px;font:700 20px serif;display:block}.feature-icon{width:44px;height:44px;color:var(--green);background:#e7ede3;border-radius:14px;place-items:center;display:grid}.disclaimer{color:#d8ddd9;background:#292f2d;padding:30px max(20px,50vw - 560px);font-size:12px;line-height:1.8}.onboarding{width:min(860px,100% - 32px);margin:0 auto;padding:48px 0 90px}.step-line{gap:8px;margin-bottom:30px;display:flex}.step-line i{background:#dfd7c7;border-radius:5px;flex:1;height:5px}.step-line i.active{background:var(--green)}.onboarding-card{padding:clamp(22px,5vw,44px)}.subject-picker{grid-template-columns:repeat(3,1fr);gap:12px;margin:26px 0;display:grid}.subject-option{border:1px solid var(--line);text-align:left;background:#fff;border-radius:17px;align-items:center;gap:12px;min-height:96px;padding:14px;display:flex}.subject-option.selected{border-color:var(--green);box-shadow:inset 0 0 0 1px var(--green);background:#edf3e9}.subject-option .check{border:1px solid var(--line);border-radius:50%;place-items:center;width:22px;height:22px;margin-left:auto;display:grid}.subject-option.selected .check{background:var(--green);color:#fff;border-color:var(--green)}.form-row{gap:7px;margin:18px 0;display:grid}.form-row label{font-size:13px;font-weight:800}.input{width:100%;min-height:48px;color:var(--ink);background:#fff;border:1px solid #cfc4b2;border-radius:12px;padding:11px 13px}textarea.input{resize:vertical;min-height:110px}.dashboard-hero{grid-template-columns:1fr 320px;align-items:stretch;gap:22px;display:grid}.welcome-card{color:#fff;background:linear-gradient(135deg,#305f50,#24493e);grid-template-columns:96px minmax(0,1fr);align-items:center;gap:26px;padding:30px;display:grid;position:relative;overflow:hidden}.welcome-card:after{content:"";border:30px solid #ffffff0a;border-radius:50%;width:190px;height:190px;position:absolute;top:-50px;right:-35px}.welcome-card .lead{color:#d8e4df;margin-bottom:0}.welcome-card .character-guide-media{border:1px solid #ffffff47}.welcome-card .character-guide,.welcome-card-copy{z-index:1;position:relative}.welcome-card-copy{min-width:0}.daily-card{align-content:center;padding:26px;display:grid}.daily-count{align-items:baseline;gap:6px;margin:8px 0;display:flex}.daily-count b{color:var(--green);font:700 54px serif}.recommendation-card{border-top:4px solid var(--gold)}.textbook-home-card{justify-content:space-between;align-items:center;gap:20px;margin-top:18px;padding:20px 22px;display:flex}.textbook-home-card>div{gap:4px;display:grid}.textbook-home-card strong{font:700 22px serif}.textbook-home-card p{margin:2px 0 0}.textbook-home-actions{gap:8px!important;display:flex!important}.textbook-home-actions .button{min-height:44px;padding:0 14px;font-size:12px}.stats-grid{grid-template-columns:repeat(4,1fr);gap:14px;margin-top:22px;display:grid}.stat{padding:18px}.stat small{color:var(--muted);margin-bottom:7px;display:block}.stat b{font:700 25px serif}.mission-card{grid-template-columns:minmax(230px,.9fr) 1.6fr;align-items:center;gap:20px 30px;margin-top:18px;padding:22px;display:grid}.mission-card>header{align-items:flex-start;gap:13px;display:flex}.mission-card h2{margin:2px 0 6px;font:700 24px serif}.mission-card header p:last-child{color:var(--muted);margin:0;font-size:12px;line-height:1.7}.mission-icon{color:#fff;background:var(--vermillion);border-radius:14px;flex:0 0 44px;place-items:center;width:44px;height:44px;display:grid}.mission-list{gap:7px;display:grid}.mission-list>div{background:#f7f3e9;border-radius:12px;grid-template-columns:30px 1fr auto;align-items:center;gap:10px;padding:9px 11px;display:grid}.mission-list>div>span{width:28px;height:28px;color:var(--gold);background:#fff;border-radius:9px;place-items:center;display:grid}.mission-list svg{width:16px}.mission-list p{margin:0;display:grid}.mission-list small{color:var(--muted);margin-top:2px}.mission-list b{color:var(--green)}.mission-list .complete{background:#e7f2e9}.mission-list .complete>span{background:var(--green);color:#fff}.mission-note{border-top:1px solid var(--line);color:var(--muted);grid-column:1/-1;margin:0;padding-top:12px;font-size:11px}.subject-grid{grid-template-columns:repeat(3,1fr);gap:14px;display:grid}.subject-card{align-items:flex-start;gap:15px;padding:20px;transition:transform .18s;display:flex}.subject-card:hover{transform:translateY(-3px)}.subject-card-body{flex:1;min-width:0}.subject-card strong{margin-bottom:4px;display:block}.subject-start-link{color:var(--green);text-underline-offset:4px;align-items:center;gap:5px;margin-top:13px;font-size:12px;font-weight:700;text-decoration:underline;display:inline-flex}.subject-start-link:hover{color:var(--vermillion)}.subject-orb{--orb:var(--green);color:#fff;background:var(--orb);border-radius:46% 54% 50% 46%;flex:0 0 58px;place-items:center;width:58px;height:58px;display:grid;position:relative;box-shadow:inset 0 -7px #0000001a}.subject-orb b{font-family:serif;font-size:19px}.subject-orb small{color:var(--ink);border:1px solid var(--line);background:#fff;border-radius:8px;padding:1px 5px;font-size:9px;position:absolute;bottom:-7px}.progress-track{background:#e6dfd2;border-radius:9px;width:100%;height:7px;overflow:hidden}.progress-track i{background:var(--green);border-radius:inherit;height:100%;display:block}.split-grid{grid-template-columns:1.1fr .9fr;gap:18px;display:grid}.list-card{padding:23px}.activity-row{border-bottom:1px 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