:root{color:#20262b;font-synthesis:none;--paper:#f7f5f0;--ink:#20262b;--muted:#747b80;--coral:#ec6959;--coral-dark:#d95243;--indigo:#4659a8;--mint:#4c927f;--line:#e5e1d9;--white:#fff;--sidebar:#23292d;--shadow:0 18px 55px #23292d17;background:#f7f5f0;font-family:Noto Sans SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{min-width:320px;min-height:100vh;margin:0;overflow-x:hidden}button,a{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}.skip-link{z-index:999;color:#fff;background:#111;border-radius:9px;padding:10px 15px;position:fixed;top:-60px;left:15px}.skip-link:focus{top:15px}.app-shell{min-height:100vh}.sidebar{z-index:100;background:var(--sidebar);color:#fff;flex-direction:column;width:256px;padding:30px 22px 22px;display:flex;position:fixed;inset:0 auto 0 0}.brand{align-items:center;gap:11px;margin-bottom:41px;display:flex}.brand-mark{background:var(--coral);border-radius:13px;place-items:center;width:43px;height:43px;font:700 22px Noto Serif JP,serif;display:grid}.brand strong,.brand small{display:block}.brand strong{letter-spacing:.04em;font-size:16px}.brand small{color:#899196;letter-spacing:.06em;margin-top:-2px;font-size:8px}.sidebar-nav{flex-direction:column;gap:5px;display:flex}.nav-heading{color:#707a80;letter-spacing:.17em;margin:0 11px 7px;font-size:9px;font-weight:800}.nav-heading.secondary{margin-top:24px}.sidebar-nav a{color:#b9c0c4;border-radius:9px;align-items:center;gap:12px;padding:10px 11px;font-size:13px;font-weight:600;display:flex}.sidebar-nav a:hover,.sidebar-nav a.active{color:#fff;background:#353c41}.nav-arrow{opacity:.35;margin-left:auto}.daily-card{background:#2c3337;border:1px solid #424a4f;border-radius:14px;margin-top:auto;padding:17px}.daily-card>svg{color:var(--coral)}.daily-card span,.daily-card strong,.daily-card small{display:block}.daily-card span{color:#858e93;letter-spacing:.14em;margin-top:10px;font-size:8px;font-weight:800}.daily-card strong{margin-top:5px;font:700 17px Noto Serif JP,serif}.daily-card small{color:#8f979c;font-size:10px}.app-main{min-height:100vh;margin-left:256px}.mobile-header{display:none}.page{max-width:1360px;margin:auto;padding:46px 5vw 80px}.eyebrow{color:var(--coral);letter-spacing:.18em;font-size:9px;font-weight:800}.route-loading{text-align:center;place-content:center;min-height:70vh;display:grid}.route-loading span{color:var(--coral);font:700 22px Noto Serif JP,serif}.route-loading p{color:var(--muted);margin:5px 0;font-size:10px}.hero{grid-template-columns:1fr 430px;align-items:center;gap:8vw;min-height:590px;padding:28px 0 72px;display:grid}.hero-copy h1{letter-spacing:-.05em;margin:15px 0 23px;font-size:clamp(44px,5.2vw,72px);line-height:1.15}.hero-copy h1 em{color:var(--coral);font-style:normal}.hero-copy>p{max-width:620px;color:var(--muted);font-size:16px;line-height:1.95}.hero-actions{gap:11px;margin:31px 0 25px;display:flex}.button{border-radius:10px;justify-content:center;align-items:center;gap:16px;min-height:49px;padding:0 22px;font-size:13px;font-weight:800;display:inline-flex}.button.primary{background:var(--coral);color:#fff;box-shadow:0 12px 25px #ec695933}.button.primary:hover{background:var(--coral-dark);transform:translateY(-2px)}.button.secondary{border:1px solid var(--line);background:#fff}.trust-row{color:#8b9195;flex-wrap:wrap;gap:22px;font-size:10px;display:flex}.trust-row span{align-items:center;gap:5px;display:flex}.trust-row svg{color:var(--mint)}.focus-card{box-shadow:var(--shadow);background:#fff;border:1px solid #ece7df;border-radius:22px;padding:27px 29px;position:relative;transform:rotate(1deg)}.focus-card:before{content:"";z-index:-1;background:#efdfd0;border-radius:50%;width:125px;height:125px;position:absolute;inset:-30px -25px auto auto}.focus-card-head,.progress-meta{justify-content:space-between;align-items:center;display:flex}.focus-card-head span{font-size:12px;font-weight:800}.focus-card-head small{color:#969b9e;font-size:9px}.lesson-number{color:var(--coral);letter-spacing:.16em;margin:35px 0 8px;font-size:9px;font-weight:800}.focus-japanese{font:700 28px Noto Serif JP,serif}.focus-card>p{color:#81878b;font-size:11px}.focus-tasks{flex-direction:column;gap:9px;margin:23px 0;display:flex}.focus-tasks span{color:#62696d;background:#f8f6f2;border-radius:8px;align-items:center;gap:9px;padding:9px 11px;font-size:10px;display:flex}.focus-tasks svg{color:var(--coral)}.focus-play{background:var(--ink);color:#fff;border-radius:9px;justify-content:center;align-items:center;gap:8px;width:100%;padding:12px;font-size:11px;font-weight:800;display:flex}.focus-play:hover{background:var(--coral)}.progress-meta{color:#909599;margin:20px 0 6px;font-size:9px}.progress-meta b{color:var(--ink)}.progress-track{background:#eeeae4;border-radius:10px;height:5px;overflow:hidden}.progress-track i{background:var(--coral);border-radius:10px;height:100%;display:block}.starter-strip{background:var(--sidebar);color:#fff;border-radius:19px;grid-template-columns:1.4fr repeat(3,1fr) auto;align-items:center;gap:25px;padding:29px 32px;display:grid}.starter-strip h2{margin:5px 0 0;font-size:19px}.mini-step{align-items:center;gap:10px;display:flex}.mini-step>span{width:29px;height:29px;color:var(--coral);background:#363e43;border-radius:50%;place-items:center;font-size:8px;font-weight:800;display:grid}.mini-step p,.mini-step b,.mini-step small{margin:0;display:block}.mini-step b{font-size:11px}.mini-step small{color:#889197;font-size:8px}.starter-strip>a{background:var(--coral);border-radius:50%;place-items:center;width:42px;height:42px;display:grid}.content-section{padding:70px 0 10px}.section-title{justify-content:space-between;align-items:end;margin-bottom:25px;display:flex}.section-title h2{margin:5px 0 0;font-size:27px}.section-title>a{align-items:center;gap:6px;font-size:11px;font-weight:800;display:flex}.path-cards{grid-template-columns:repeat(3,1fr);gap:17px;display:grid}.path-card{background:#fff;border:1px solid #ebe7df;border-radius:17px;min-height:250px;padding:25px;position:relative;overflow:hidden}.path-card:hover{box-shadow:var(--shadow);transform:translateY(-5px)}.path-card:after{content:"";opacity:.05;background:currentColor;border-radius:50%;width:150px;height:150px;position:absolute;bottom:-55px;right:-45px}.path-icon{width:46px;height:46px;color:var(--coral);background:#fff1ed;border-radius:13px;place-items:center;font:700 20px Noto Serif JP,serif;display:grid}.path-card.indigo .path-icon{color:var(--indigo);background:#eef0fa}.path-card.mint .path-icon{color:var(--mint);background:#e9f4f0}.path-card>small{color:#a0a5a8;font-size:8px;font-weight:800;position:absolute;top:33px;right:24px}.path-card h3{margin:21px 0 7px;font-size:19px}.path-card p{min-height:45px;color:var(--muted);font-size:11px}.path-card>b{color:var(--coral);align-items:center;gap:6px;font-size:10px;display:flex}.path-card.indigo>b{color:var(--indigo)}.path-card.mint>b{color:var(--mint)}.course-hero{padding:36px 0 35px}.course-hero h1{letter-spacing:-.045em;margin:8px 0 13px;font-size:clamp(38px,5vw,58px)}.course-hero>p{max-width:700px;color:var(--muted);line-height:1.8}.course-facts{flex-wrap:wrap;gap:7px;margin-top:22px;display:flex}.course-facts span{border:1px solid var(--line);color:#7f8589;background:#fff;border-radius:999px;align-items:center;gap:6px;padding:8px 12px;font-size:9px;display:flex}.course-facts b{color:var(--ink)}.level-tabs{z-index:10;border:1px solid var(--line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#f7f5f0eb;border-radius:12px;gap:5px;margin-bottom:42px;padding:7px;display:flex;position:sticky;top:0}.level-tabs a{border-radius:8px;padding:9px 14px;font-size:11px;font-weight:800}.level-tabs a:hover{color:var(--coral);background:#fff}.level-tabs small{color:#aaa;margin-left:5px}.course-level{margin-bottom:72px;scroll-margin-top:80px}.level-heading{align-items:center;gap:12px;margin-bottom:20px;display:flex}.level-mark{color:#fff;border-radius:12px;place-items:center;width:44px;height:44px;font:700 19px Noto Serif JP,serif;display:grid}.coral-bg{background:var(--coral)}.indigo-bg{background:var(--indigo)}.level-heading h2,.level-heading p{margin:0}.level-heading h2{font-size:22px}.level-heading p{color:#999;font-size:9px}.recommend{color:var(--coral);background:#fff0ec;border-radius:999px;margin-left:auto;padding:6px 11px;font-size:8px}.unit-grid{grid-template-columns:repeat(2,1fr);gap:13px;display:grid}.unit-card{background:#fff;border:1px solid #ebe7df;border-radius:14px;overflow:hidden}.unit-card[open]{box-shadow:0 11px 30px #23292d0d}.unit-card summary{cursor:pointer;align-items:center;gap:14px;padding:19px 20px;list-style:none;display:flex}.unit-card summary::-webkit-details-marker{display:none}.unit-card summary>span{color:var(--coral);letter-spacing:.12em;font-size:8px;font-weight:800}.unit-card summary>div{flex:1}.unit-card summary strong,.unit-card summary small{display:block}.unit-card summary strong{font-size:13px}.unit-card summary small{color:#aaa;font-size:8px}.unit-card[open] summary>svg{transform:rotate(180deg)}.unit-lessons{padding:0 12px 12px}.unit-lessons>a{border-top:1px solid #f0ede8;align-items:center;gap:10px;padding:10px 8px;display:flex}.lesson-status{color:#777;background:#f5f2ed;border-radius:8px;flex:0 0 27px;place-items:center;width:27px;height:27px;font-size:9px;font-weight:800;display:grid}.lesson-status.done{color:var(--mint);background:#e9f4f0}.unit-lessons p{flex:1;min-width:0;margin:0}.unit-lessons b,.unit-lessons small{display:block}.unit-lessons b{font-size:10px}.unit-lessons small{text-overflow:ellipsis;white-space:nowrap;color:#91979a;font-size:8px;overflow:hidden}.lesson-page{min-height:100vh}.lesson-topbar{z-index:30;border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#f7f5f0f0;grid-template-columns:1fr minmax(280px,420px) 1fr;align-items:center;height:65px;padding:0 4vw;display:grid;position:sticky;top:0}.lesson-topbar>a{align-items:center;gap:7px;font-size:10px;font-weight:800;display:flex}.lesson-topbar>button{border:1px solid var(--line);background:#fff;border-radius:8px;justify-self:end;align-items:center;gap:7px;padding:8px 12px;font-size:9px;font-weight:800;display:flex}.lesson-topbar>button.completed{color:var(--mint);border-color:#b9dbd0}.lesson-progress{grid-template-columns:auto 1fr auto;align-items:center;gap:10px;font-size:8px;font-weight:700;display:grid}.lesson-progress i{background:#e4e0d9;border-radius:5px;height:4px;overflow:hidden}.lesson-progress b{background:var(--coral);height:100%;display:block}.lesson-layout{grid-template-columns:150px minmax(0,800px);justify-content:center;gap:55px;padding:42px 4vw 80px;display:grid}.lesson-outline{flex-direction:column;align-self:start;gap:6px;display:flex;position:sticky;top:105px}.lesson-outline>span{color:#aaa;letter-spacing:.14em;margin-bottom:7px;font-size:8px;font-weight:800}.lesson-outline>a{color:#7b8185;border-left:2px solid #0000;padding:7px 9px;font-size:10px}.lesson-outline>a:hover{border-color:var(--coral);color:var(--ink)}.lesson-article{min-width:0}.lesson-intro{border-bottom:1px solid var(--line);padding-bottom:33px}.lesson-intro h1{letter-spacing:-.03em;margin:10px 0 8px;font-size:clamp(32px,4vw,49px);line-height:1.45}.title-reading{color:var(--coral);letter-spacing:.04em;margin-bottom:14px;font:600 14px Noto Serif JP,serif}.lesson-intro>p{color:var(--muted);font-size:12px}.lesson-visual{background:#eee8df;border-radius:16px;margin:24px 0 0;position:relative;overflow:hidden;box-shadow:0 12px 35px #23292d14}.lesson-visual img{aspect-ratio:16/9;object-fit:cover;width:100%;display:block}.lesson-visual figcaption{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:#fff;background:#191d1fb8;border-radius:8px;padding:7px 11px;font-size:8px;position:absolute;bottom:12px;left:13px}.lesson-tools{flex-wrap:wrap;gap:7px;margin-top:20px;display:flex}.lesson-tools button{border:1px solid var(--line);color:#697075;background:#fff;border-radius:8px;align-items:center;gap:6px;padding:8px 10px;font-size:9px;display:flex}.lesson-audio{background:#fff;border:1px solid #e8e3db;border-radius:12px;margin-top:20px;padding:16px}.audio-heading{align-items:center;gap:10px;margin-bottom:12px;display:flex}.audio-icon{width:36px;height:36px;color:var(--coral);background:#fff0ec;border-radius:10px;place-items:center;display:grid}.audio-heading>div:nth-child(2){flex:1}.audio-heading strong,.audio-heading small{display:block}.audio-heading strong{font-size:11px}.audio-heading small{color:#949a9d;margin-top:2px;font-size:8px}.speed-control{background:#f4f1ec;border-radius:8px;gap:3px;padding:3px;display:flex}.speed-control button{color:#8b9195;background:0 0;border:0;border-radius:6px;padding:5px 7px;font-size:8px;font-weight:800}.speed-control button.active{color:var(--coral);background:#fff;box-shadow:0 2px 7px #23292d14}.lesson-audio audio{width:100%;height:38px;display:block}.lesson-section{border-bottom:1px solid var(--line);padding:43px 0;scroll-margin-top:90px}.lesson-section-title{align-items:center;gap:12px;margin-bottom:24px;display:flex}.lesson-section-title>span{width:33px;height:33px;color:var(--coral);background:#fff0ec;border-radius:9px;place-items:center;font-size:9px;font-weight:800;display:grid}.lesson-section-title h2,.lesson-section-title p{margin:0}.lesson-section-title h2{font-size:20px}.lesson-section-title p{color:#999;font-size:9px}.formatted-content{font-size:14px;line-height:2}.formatted-content blockquote{border-left:3px solid var(--coral);background:#fff;border-radius:0 10px 10px 0;margin:18px 0;padding:16px 20px}.formatted-content ul{padding-left:22px}.formatted-content li{margin:5px 0}.formatted-content ruby{font-family:Noto Serif JP,serif}.formatted-content rt{color:var(--coral);font-size:.55em}.hide-ruby rt{display:none}.reading-panel{background:#fff9f6;border:1px solid #eadfd6;border-radius:12px;margin:24px 0 0;overflow:hidden}.reading-panel summary{cursor:pointer;color:var(--coral);padding:13px 16px;font-size:10px;font-weight:800;list-style:none}.reading-panel summary::-webkit-details-marker{display:none}.reading-panel summary:after{content:"−";float:right}.reading-panel:not([open]) summary:after{content:"＋"}.reading-panel summary small{color:#a59c96;margin-left:7px;font-weight:500}.reading-panel>.formatted-content{color:#5f6569;padding:3px 18px 17px;font-family:Noto Serif JP,serif;font-size:12px}.reading-panel .formatted-content blockquote{background:#fff;border-left-color:#efb2aa;padding:12px 15px}.translation-box{background:#edf4f1;border-radius:12px;margin-top:22px;padding:19px 22px}.translation-box>b{color:var(--mint);letter-spacing:.12em;font-size:9px}.grammar-list{gap:9px;display:grid}.grammar-card{background:#fff;border:1px solid #e9e5de;border-radius:11px;padding:17px 19px}.grammar-card strong{font:700 16px Noto Serif JP,serif}.grammar-card p{color:#697075;margin:7px 0 0;font-size:11px;line-height:1.8}.anki-actions{background:#f7f8fd;border:1px solid #e2e5f1;border-radius:12px;align-items:center;gap:9px;margin-bottom:14px;padding:13px;display:flex}.anki-actions>div{flex:1;align-items:center;gap:10px;min-width:0;display:flex}.anki-mark{background:var(--indigo);color:#fff;border-radius:10px;flex:0 0 34px;place-items:center;width:34px;height:34px;font-weight:800;display:grid}.anki-actions p,.anki-actions strong,.anki-actions small{margin:0;display:block}.anki-actions strong{font-size:10px}.anki-actions small{color:#9197a6;font-size:8px}.anki-actions>button{color:#576072;background:#fff;border:1px solid #dfe2ee;border-radius:8px;align-items:center;gap:5px;padding:8px 10px;font-size:8px;font-weight:800;display:flex}.anki-actions>button:hover{border-color:var(--indigo);color:var(--indigo)}.word-grid{grid-template-columns:repeat(3,1fr);gap:9px;margin-top:14px;display:grid}.word-card{text-align:left;background:#fff;border:1px solid #ebe7df;border-radius:11px;min-height:110px;padding:14px;position:relative}.word-card:hover{border-color:#f0b4ac;transform:translateY(-2px)}.word-card.is-speaking{border-color:var(--coral);background:#fff8f5;box-shadow:0 8px 20px #ec69591f}.word-card.is-speaking>svg{color:var(--coral);animation:1s ease-in-out infinite speakingPulse}.word-card>span,.word-card>small,.word-card>b{display:block}.word-card>span{font:700 16px Noto Serif JP,serif}.word-card>small{color:#a0a5a8;font-size:8px}.word-card>b{margin-top:10px;font-size:10px}.word-card>svg{color:#bbb;position:absolute;top:12px;right:11px}@keyframes speakingPulse{50%{opacity:.35;transform:scale(.88)}}.study-overlay{z-index:200;-webkit-backdrop-filter:blur(7px);backdrop-filter:blur(7px);background:#131719ad;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.study-modal{background:var(--paper);border-radius:20px;width:min(620px,100%);padding:22px;box-shadow:0 30px 90px #00000047}.study-modal>header{justify-content:space-between;align-items:center;display:flex}.study-modal>header span,.study-modal>header strong{display:block}.study-modal>header span{color:var(--indigo);letter-spacing:.15em;font-size:8px;font-weight:800}.study-modal>header strong{font-size:15px}.study-modal>header button{background:#fff;border:0;border-radius:50%;place-items:center;width:36px;height:36px;display:grid}.study-progress{background:#e3dfd8;border-radius:10px;height:4px;margin:17px 0 6px;overflow:hidden}.study-progress i{background:var(--indigo);height:100%;display:block}.study-meta{color:#8e9498;justify-content:space-between;font-size:8px;display:flex}.flashcard{background:#fff;border:1px solid #e5e1d9;border-radius:18px;width:100%;height:310px;margin:17px 0;padding:30px;box-shadow:0 14px 35px #23292d0f}.flashcard-front,.flashcard-back{flex-direction:column;justify-content:center;align-items:center;height:100%;display:flex}.flashcard small{color:#a0a5a8;font-size:9px}.flashcard-front strong{margin:15px 0 4px;font:700 42px Noto Serif JP,serif}.flashcard-front>span:last-child{color:var(--coral);font-size:14px}.flashcard-back strong{margin:17px 0;font-size:28px}.flashcard-back>span{color:#a0a5a8;font-size:9px}.study-actions{grid-template-columns:1fr 1.2fr 1.2fr 1fr;gap:7px;display:grid}.study-actions button{border:1px solid var(--line);background:#fff;border-radius:9px;justify-content:center;align-items:center;gap:5px;padding:10px 8px;font-size:8px;font-weight:800;display:flex}.study-actions .again{color:var(--coral)}.study-actions .known{background:var(--mint);border-color:var(--mint);color:#fff}.lesson-finish{background:var(--sidebar);color:#fff;border-radius:14px;justify-content:space-between;align-items:center;gap:20px;margin:42px 0 20px;padding:22px;display:flex}.lesson-finish>div{align-items:center;gap:12px;display:flex}.lesson-finish svg{color:var(--coral)}.lesson-finish strong,.lesson-finish small{display:block}.lesson-finish strong{font-size:13px}.lesson-finish small{color:#8f979c;font-size:8px}.lesson-finish button{background:var(--coral);color:#fff;border:0;border-radius:8px;padding:10px 15px;font-size:9px;font-weight:800}.lesson-finish button.completed{background:var(--mint)}.lesson-pagination{justify-content:space-between;display:flex}.lesson-pagination a{align-items:center;gap:7px;padding:9px 0;font-size:10px;font-weight:800;display:flex}.empty-state{justify-content:center;gap:10px;display:flex}.empty-state a{color:var(--coral)}@media (width<=1100px){.hero{grid-template-columns:1fr 360px;gap:5vw}.starter-strip{grid-template-columns:1fr repeat(3,1fr)}.starter-strip>a{display:none}.lesson-layout{grid-template-columns:1fr;max-width:880px;margin:auto}.lesson-outline{display:none}}@media (width<=850px){.sidebar{transition:all .25s;transform:translate(-100%)}.sidebar.is-open{transform:none}.menu-overlay{z-index:90;background:#14171973;border:0;position:fixed;inset:0}.app-main{margin-left:0}.mobile-header{z-index:40;border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#f7f5f0f0;justify-content:space-between;align-items:center;height:64px;padding:0 19px;display:flex;position:sticky;top:0}.mobile-brand{font-weight:800}.mobile-brand span{color:var(--coral);margin-left:3px}.icon-button{background:0 0;border:0;place-items:center;width:40px;height:40px;display:grid}.page{padding:28px 20px 65px}.hero{grid-template-columns:1fr;padding-top:35px}.focus-card{max-width:470px}.path-cards{grid-template-columns:1fr 1fr}.unit-grid{grid-template-columns:1fr}.lesson-topbar{grid-template-columns:1fr auto;height:58px;padding:0 19px;top:64px}.lesson-progress{display:none}.lesson-layout{padding:28px 20px 65px}.level-tabs{top:64px}}@media (width<=620px){.hero-copy h1{font-size:41px}.hero-copy>p{font-size:14px}.hero-actions{flex-direction:column}.trust-row{gap:10px}.starter-strip{grid-template-columns:1fr;padding:24px}.mini-step{border-top:1px solid #3b4247;padding-top:11px}.path-cards{grid-template-columns:1fr}.section-title>a{display:none}.focus-card{padding:23px 20px}.course-hero{padding-top:12px}.course-facts{gap:4px}.level-tabs{overflow:auto}.word-grid{grid-template-columns:repeat(2,1fr)}.anki-actions{flex-wrap:wrap;align-items:stretch}.anki-actions>div{flex-basis:100%}.anki-actions>button{flex:1;justify-content:center}.lesson-topbar>button{padding:8px;font-size:0}.lesson-finish{flex-direction:column;align-items:stretch}.lesson-finish button{width:100%}.formatted-content{font-size:13px}.study-modal{padding:17px}.flashcard{height:280px}.study-actions{grid-template-columns:1fr 1fr}.flashcard-front strong{font-size:34px}}.onboarding-page{place-items:center;min-height:100vh;padding-top:36px;display:grid}.onboarding-card{border:1px solid var(--line);width:min(1080px,100%);box-shadow:var(--shadow);background:#fff;border-radius:26px;grid-template-columns:.88fr 1.12fr;display:grid;overflow:hidden}.onboarding-copy{background:var(--sidebar);color:#fff;padding:70px 58px;position:relative;overflow:hidden}.onboarding-copy:after{content:"あ";color:#ffffff0a;font:700 240px Noto Serif JP,serif;position:absolute;bottom:-75px;right:-25px}.onboarding-copy h1{z-index:1;letter-spacing:-.045em;margin:18px 0;font-size:clamp(35px,4vw,54px);line-height:1.18;position:relative}.onboarding-copy>p{z-index:1;color:#aab1b5;font-size:14px;line-height:1.9;position:relative}.onboarding-promise{z-index:1;background:#2c3337;border:1px solid #424a4f;border-radius:13px;align-items:center;gap:12px;margin-top:46px;padding:15px;display:flex;position:relative}.onboarding-promise>svg{color:var(--coral)}.onboarding-promise b,.onboarding-promise small{display:block}.onboarding-promise b{font-size:12px}.onboarding-promise small{color:#8f979c;margin-top:2px;font-size:9px}.onboarding-form{padding:55px}.onboarding-form fieldset{border:0;margin:0 0 30px;padding:0}.onboarding-form legend{margin-bottom:13px;font-size:13px;font-weight:800}.goal-options{gap:8px;display:grid}.goal-options button{text-align:left;border:1px solid var(--line);color:#757c80;background:#fff;border-radius:11px;align-items:center;gap:12px;padding:14px 15px;display:flex}.goal-options button>span{flex:1}.goal-options b,.goal-options small{display:block}.goal-options b{color:var(--ink);font-size:11px}.goal-options small{margin-top:2px;font-size:8px}.goal-options button.selected{border-color:var(--coral);color:var(--coral);background:#fff8f5}.minute-options{grid-template-columns:repeat(3,1fr);gap:8px;display:grid}.minute-options button{border:1px solid var(--line);background:#fff;border-radius:11px;height:68px;position:relative}.minute-options b{font-size:20px;display:block}.minute-options span{color:#999;font-size:8px}.minute-options small{color:var(--coral);background:#fff0ec;border-radius:5px;padding:3px 5px;font-size:7px;position:absolute;top:5px;right:5px}.minute-options button.selected{border-color:var(--coral);color:var(--coral);background:#fff8f5}.onboarding-submit{border:0;width:100%}.privacy-note{text-align:center;color:#a0a5a8;font-size:8px}.product-page-head{justify-content:space-between;align-items:flex-end;gap:35px;padding:38px 0 42px;display:flex}.product-page-head.compact{align-items:center}.product-page-head h1{letter-spacing:-.05em;margin:8px 0 10px;font-size:clamp(36px,5vw,58px)}.product-page-head p{max-width:650px;color:var(--muted);margin:0;font-size:13px;line-height:1.8}.plan-summary{border:1px solid var(--line);background:#fff;border-radius:15px;width:230px;padding:20px}.plan-summary strong,.plan-summary span{display:block}.plan-summary strong{font-size:31px}.plan-summary span{color:#92989b;margin:2px 0 13px;font-size:9px}.plan-summary i{background:#eeeae4;border-radius:8px;height:5px;display:block;overflow:hidden}.plan-summary i b{background:var(--coral);border-radius:8px;height:100%;display:block}.week-list{gap:18px;display:grid}.week-block{border:1px solid var(--line);background:#fff;border-radius:17px;overflow:hidden}.week-block>header{border-bottom:1px solid #eeeae4;align-items:center;gap:15px;padding:19px 22px;display:flex}.week-block>header>span{color:var(--coral);letter-spacing:.14em;font-size:8px;font-weight:800}.week-block h2,.week-block p{margin:0}.week-block h2{font-size:16px}.week-block p{color:#999;font-size:8px}.day-list{display:grid}.day-row{border-bottom:1px solid #f2efe9;grid-template-columns:36px 1fr auto auto 20px;align-items:center;gap:13px;padding:13px 19px;display:grid}.day-row:last-child{border:0}.day-row:hover{background:#faf8f4}.day-row.current{background:#fff8f5}.day-row.completed{color:#8a9295}.day-check{color:#747b80;background:#f3f0ea;border-radius:9px;place-items:center;width:31px;height:31px;font-size:9px;font-weight:800;display:grid}.day-row.current .day-check{background:var(--coral);color:#fff}.day-row.completed .day-check{color:var(--mint);background:#e9f4f0}.day-row b,.day-row strong{display:block}.day-row b{color:#9aa0a3;letter-spacing:.08em;font-size:8px}.day-row strong{color:var(--ink);margin-top:2px;font-size:11px}.day-row>small{color:#92989c;align-items:center;gap:5px;font-size:8px;display:flex}.tier-lock{color:#c7a06c}.day-row>svg:last-child{color:#aaa}.beta-note{color:var(--mint);background:#edf4f1;border-radius:12px;align-items:center;gap:12px;margin-top:20px;padding:16px 18px;display:flex}.beta-note p,.beta-note strong,.beta-note span{margin:0;display:block}.beta-note strong{font-size:10px}.beta-note span{color:#6f7f79;font-size:8px}.review-count{border:1px solid var(--line);min-width:150px;color:var(--indigo);background:#fff;border-radius:14px;grid-template-columns:auto auto 1fr;align-items:center;gap:8px;padding:16px 18px;display:grid}.review-count strong{font-size:25px}.review-count span{color:#8f9599;font-size:9px}.srs-shell,.quiz-shell{border:1px solid var(--line);max-width:720px;box-shadow:var(--shadow);background:#fff;border-radius:21px;margin:0 auto;padding:25px}.srs-progress{background:#eeebe6;border-radius:9px;height:5px;overflow:hidden}.srs-progress i{background:var(--indigo);height:100%;display:block}.srs-meta{color:#9aa0a3;justify-content:space-between;margin:8px 2px 15px;font-size:8px;display:flex}.srs-card{background:#faf9f6;border:1px solid #e8e4de;border-radius:17px;flex-direction:column;justify-content:center;align-items:center;width:100%;min-height:320px;padding:35px;display:flex}.srs-card>small{color:#a0a5a8;font-size:9px}.srs-card>strong{margin:20px 0 5px;font:700 43px Noto Serif JP,serif}.srs-card>span{color:var(--coral);font:500 14px Noto Serif JP,serif}.srs-card>div{text-align:center;margin-top:24px}.srs-card em,.srs-card div small{display:block}.srs-card em{font-size:22px;font-style:normal;font-weight:800}.srs-card div small{color:#999;margin-top:4px}.speak-button{color:var(--indigo);background:0 0;border:0;justify-content:center;align-items:center;gap:6px;margin:12px auto;font-size:9px;font-weight:800;display:flex}.reveal-button{border:0;width:100%}.grade-grid{grid-template-columns:repeat(4,1fr);gap:7px;display:grid}.grade-grid button{border:1px solid var(--line);background:#fff;border-radius:9px;grid-template-columns:auto auto;justify-content:center;align-items:center;gap:3px;padding:10px 6px;display:grid}.grade-grid button b{font-size:9px}.grade-grid button small{color:#999;grid-column:1/-1;font-size:7px}.grade-grid .again{color:var(--coral)}.grade-grid .good,.grade-grid .easy{color:var(--mint)}.review-complete{text-align:center;border:1px solid var(--line);max-width:600px;box-shadow:var(--shadow);background:#fff;border-radius:24px;margin:10vh auto;padding:55px}.review-complete>span{width:65px;height:65px;color:var(--mint);background:#e9f4f0;border-radius:50%;place-items:center;margin:0 auto 22px;display:grid}.review-complete h1{margin:8px 0;font-size:35px}.review-complete>p:not(.eyebrow){color:var(--muted);line-height:1.8}.review-complete .button{border:0;margin-top:15px}.quiz-shell{max-width:660px}.quiz-label{color:#92989c;font-size:9px;font-weight:800}.quiz-shell>h2{text-align:center;margin:28px 0 3px;font:700 42px Noto Serif JP,serif}.quiz-shell>p{text-align:center;color:var(--coral);font-size:12px}.choice-list{gap:8px;margin:28px 0;display:grid}.choice-list button{text-align:left;border:1px solid var(--line);color:#555e63;background:#fff;border-radius:10px;align-items:center;gap:10px;padding:14px;display:flex}.choice-list button.correct{color:#347b68;background:#edf7f3;border-color:#8fc3b3}.choice-list button.wrong{color:#c64c3f;background:#fff2ef;border-color:#efaaa1}.answer-feedback{border-radius:9px;justify-content:space-between;padding:12px 14px;font-size:9px;display:flex}.answer-feedback.correct{color:#347b68;background:#edf7f3}.answer-feedback.wrong{color:#c64c3f;background:#fff2ef}.quiz-next{border:0;width:100%;margin-top:12px}.quiz-next:disabled{opacity:.4;cursor:not-allowed}@media (width<=850px){.onboarding-card{grid-template-columns:1fr}.onboarding-copy{padding:42px}.onboarding-form{padding:38px}.product-page-head{padding-top:15px}.day-row{grid-template-columns:36px 1fr auto 18px}.tier-lock,.day-row>small{display:none}}@media (width<=620px){.onboarding-page{padding:0}.onboarding-card{border-radius:18px}.onboarding-copy{padding:32px 25px}.onboarding-copy h1{font-size:36px}.onboarding-promise{margin-top:28px}.onboarding-form{padding:28px 23px}.product-page-head{flex-direction:column;align-items:flex-start}.product-page-head.compact{flex-direction:row;align-items:center}.plan-summary{width:100%}.day-row{gap:9px;padding:13px 12px}.day-row strong{font-size:10px}.grade-grid{grid-template-columns:repeat(2,1fr)}.srs-shell,.quiz-shell{padding:17px}.srs-card{min-height:275px;padding:22px}.srs-card>strong{font-size:35px}.review-count{min-width:112px;padding:12px}.review-count span{display:none}.review-complete{padding:36px 22px}.quiz-shell>h2{font-size:35px}}.quick-navigation .mini-step{color:#fff}.progress-save{background:#edf4f1;border:1px solid #dce8e3;border-radius:16px;justify-content:space-between;align-items:center;gap:24px;margin-bottom:18px;padding:22px 24px;display:flex}.progress-save-copy{align-items:flex-start;gap:14px;min-width:0;display:flex}.progress-save-icon{width:42px;height:42px;color:var(--mint);background:#fff;border-radius:12px;flex:0 0 42px;place-items:center;display:grid}.progress-save-copy strong{font-size:13px}.progress-save-copy p{color:#6f7f79;margin:4px 0 0;font-size:10px;line-height:1.7}.progress-save-copy small{color:var(--coral);margin-top:7px;font-size:9px;display:block}.progress-save-actions{flex:none;gap:8px;display:flex}.progress-save-actions .button{color:#52645e;border:0;min-height:42px;padding:0 14px}.progress-path-cards{margin-top:18px}@media (width<=850px){.progress-save{flex-direction:column;align-items:stretch}.progress-save-actions{align-self:flex-start}}@media (width<=620px){.progress-save{padding:18px}.progress-save-actions{flex-direction:column;width:100%}.progress-save-actions .button{width:100%}}.lesson-videos{background:#f7f8fd;border:1px solid #e2e5f1;border-radius:15px;margin-top:20px;padding:20px}.lesson-videos-heading{justify-content:space-between;align-items:flex-end;gap:20px;display:flex}.lesson-videos-heading span{color:var(--indigo);letter-spacing:.15em;font-size:8px;font-weight:800}.lesson-videos-heading h2{margin:4px 0 2px;font-size:16px}.lesson-videos-heading p,.lesson-videos-heading>small{color:#8e95a0;margin:0;font-size:8px}.lesson-video-options{grid-template-columns:repeat(2,1fr);gap:8px;margin-top:15px;display:grid}.lesson-video-options>button{text-align:left;color:#626b7d;background:#fff;border:1px solid #dfe2ee;border-radius:10px;grid-template-columns:auto 1fr auto;align-items:center;gap:10px;padding:12px 13px;display:grid}.lesson-video-options>button>span,.lesson-video-options strong,.lesson-video-options small{display:block}.lesson-video-options strong{color:var(--ink);font-size:10px}.lesson-video-options small{color:#969daa;margin-top:2px;font-size:8px}.lesson-video-options>button>svg:first-child{color:var(--indigo)}.lesson-video-options>button>svg:last-child{transition:transform .2s}.lesson-video-options>button.active{border-color:var(--indigo);background:#f0f2fb}.lesson-video-options>button.active>svg:last-child{transform:rotate(180deg)}.lesson-video-player{background:#fff;border:1px solid #dfe2ee;border-radius:12px;margin-top:12px;overflow:hidden}.lesson-video-frame{aspect-ratio:16/9;background:#17191d;position:relative}.lesson-video-frame iframe{border:0;width:100%;height:100%;position:absolute;inset:0}.lesson-video-meta{color:#737b8a;justify-content:space-between;align-items:center;gap:16px;padding:10px 13px;font-size:8px;display:flex}.lesson-video-meta a{color:var(--indigo);flex:none;align-items:center;gap:5px;font-weight:800;display:flex}@media (width<=620px){.lesson-videos{padding:16px}.lesson-videos-heading{flex-direction:column;align-items:flex-start;gap:7px}.lesson-video-options{grid-template-columns:1fr}.lesson-video-meta{flex-direction:column;align-items:flex-start;gap:7px}}.lesson-topbar{height:72px}.lesson-topbar>a{font-size:12px}.lesson-topbar>button{font-size:11px}.lesson-progress{font-size:10px}.lesson-layout{grid-template-columns:170px minmax(0,800px);gap:50px}.lesson-intro{scroll-margin-top:100px}.lesson-outline{gap:8px;top:118px}.lesson-outline>span{color:#8c9296;letter-spacing:.12em;margin:0 12px 8px;font-size:10px}.lesson-outline>button{text-align:left;color:#626a6f;background:0 0;border:0;border-left:3px solid #0000;border-radius:0 8px 8px 0;width:100%;padding:10px 12px;font-size:13px;font-weight:600}.lesson-outline>button:hover,.lesson-outline>button:focus-visible{border-left-color:var(--coral);color:var(--ink);background:#fff;outline:0}@media (width<=1100px){.lesson-layout{grid-template-columns:1fr}.lesson-outline{display:none}}@media (width<=850px){.lesson-topbar{height:60px}.lesson-topbar>a{font-size:11px}.lesson-topbar>button{font-size:10px}}.scene-video-card{background:#fff;border:1px solid #e3ddd4;border-radius:16px;margin:0 0 28px;overflow:hidden}.scene-video-trigger{text-align:left;width:100%;color:var(--ink);background:linear-gradient(135deg,#fff 0%,#faf6f1 100%);border:0;grid-template-columns:auto 1fr auto;align-items:center;gap:13px;padding:16px 18px;display:grid}.scene-video-trigger>span:nth-child(2),.scene-video-trigger small,.scene-video-trigger strong,.scene-video-trigger em{display:block}.scene-video-trigger small{color:var(--coral);letter-spacing:.12em;font-size:8px;font-style:normal;font-weight:800}.scene-video-trigger strong{margin-top:3px;font-size:13px}.scene-video-trigger em{color:#8c9295;margin-top:2px;font-size:9px;font-style:normal}.scene-video-icon{width:42px;height:42px;color:var(--coral);background:#fff0ec;border-radius:12px;place-items:center;display:grid}.scene-video-trigger>svg{color:#93999d;transition:transform .2s}.scene-video-card.is-open .scene-video-trigger>svg{transform:rotate(180deg)}.scene-video-content{background:#f4f1eb;border-top:1px solid #ece6de;grid-template-columns:minmax(220px,300px) 1fr;align-items:center;gap:28px;padding:24px;display:grid}.scene-video-phone{aspect-ratio:9/16;background:#1d2124;border-radius:24px;width:min(100%,300px);margin:auto;padding:7px;box-shadow:0 18px 42px #23292d2e}.scene-video-phone video{object-fit:contain;background:#000;border-radius:18px;width:100%;height:100%;display:block}.scene-video-guide h3{margin:8px 0 9px;font-size:22px}.scene-video-guide>p{color:#747c80;margin:0;font-size:11px;line-height:1.8}.scene-video-guide ol{gap:8px;margin:20px 0 0;padding:0;list-style:none;display:grid}.scene-video-guide li{background:#ffffffb8;border-radius:9px;grid-template-columns:56px 1fr;gap:10px;padding:10px 12px;font-size:9px;display:grid}.scene-video-guide li b{color:var(--coral)}.scene-video-guide li span{color:#6f777b}@media (width<=720px){.scene-video-content{grid-template-columns:1fr}.scene-video-phone{width:min(86vw,300px)}.scene-video-guide{text-align:center}.scene-video-guide ol{text-align:left}}@media (width<=480px){.scene-video-trigger{padding:14px}.scene-video-trigger em{display:none}.scene-video-content{padding:17px}.scene-video-guide h3{font-size:19px}}.starter-strip>.mini-step{place-items:initial;background:0 0;border-radius:0;width:auto;height:auto;display:flex}.starter-strip>.starter-arrow{background:var(--coral);border-radius:50%;width:42px;height:42px;display:grid}.quick-navigation{min-height:142px}.quick-navigation .mini-step,.quick-navigation .mini-step p{min-width:0}.quick-navigation .mini-step b,.quick-navigation .mini-step small{white-space:nowrap}.lesson-topbar{grid-template-columns:minmax(130px,1fr) minmax(520px,720px) minmax(130px,1fr);gap:24px;height:82px}.lesson-map-link{white-space:nowrap}.lesson-course-switcher{background:#ffffffc7;border:1px solid #e3ded6;border-radius:13px;grid-template-columns:142px 190px minmax(190px,1fr) auto;align-items:end;gap:8px;min-width:0;padding:8px 10px;display:grid;box-shadow:0 6px 20px #23292d0d}.lesson-course-switcher label{min-width:0;display:block}.lesson-course-switcher label>span{color:#969b9e;letter-spacing:.08em;margin:0 0 3px 3px;font-size:8px;font-weight:800;display:block}.lesson-course-switcher select{width:100%;height:36px;color:var(--ink);background:#fff;border:1px solid #e2ddd5;border-radius:8px;outline:none;padding:0 28px 0 9px;font-size:11px;font-weight:700}.lesson-course-switcher select:hover,.lesson-course-switcher select:focus{border-color:var(--coral)}.lesson-course-switcher>small{color:#8c9296;align-self:center;font-size:9px;font-weight:800}.lesson-topbar>button{white-space:nowrap}@media (width<=1100px){.lesson-topbar{grid-template-columns:auto minmax(460px,1fr) auto;gap:12px}.lesson-course-switcher{grid-template-columns:120px 165px minmax(170px,1fr) auto}}@media (width<=850px){.lesson-topbar{grid-template-columns:auto minmax(0,1fr) auto;gap:8px;height:76px;padding:7px 12px;top:64px}.lesson-map-link span{display:none}.lesson-course-switcher{grid-template-columns:95px 125px minmax(120px,1fr);gap:5px;padding:6px}.lesson-course-switcher label>span,.lesson-course-switcher>small{display:none}.lesson-course-switcher select{height:38px;padding-left:7px;font-size:10px}.lesson-layout{padding-top:36px}}@media (width<=620px){.quick-navigation{min-height:0}.quick-navigation .mini-step b,.quick-navigation .mini-step small{white-space:normal}.lesson-topbar{grid-template-columns:30px minmax(0,1fr) 38px;padding-inline:8px}.lesson-course-switcher{grid-template-columns:70px 82px minmax(80px,1fr)}.lesson-course-switcher select{padding-right:18px;font-size:9px}.lesson-topbar>button{justify-content:center;width:38px;height:38px;padding:0}.lesson-map-link{justify-content:center}}