:root{--bg:#f8f7f2;--paper:#fffefa;--ink:#263e3b;--muted:#747c74;--line:#dedfd5;--orange:#df654a;--orange-dark:#c84f35;--mint:#e8eee5;--yellow:#f6d47c;--radius:20px}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"Noto Sans KR",sans-serif;letter-spacing:-.045em;word-break:keep-all}
button,input,textarea{font:inherit}
button,a{-webkit-tap-highlight-color:transparent}
button{cursor:pointer}
a{color:inherit;text-decoration:none}
button:disabled{cursor:default;opacity:.4}
button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #ca9c39;outline-offset:5px}
.icon{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}
.shell{width:min(1120px,calc(100% - 80px));margin:auto}
.site-header{height:98px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:24px}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:25px;font-weight:900;letter-spacing:-1.6px;white-space:nowrap}
.brand-mark{width:34px;height:37px;display:grid;place-items:center;background:var(--orange);color:#fffaf0;border-radius:10px 10px 12px 4px;transform:rotate(-7deg)}
.brand-mark .icon{width:23px;height:23px;transform:rotate(7deg)}
.header-right{display:flex;align-items:center;gap:37px}
.header-link{font-size:14px;font-weight:600;color:#6c746c}
.header-link.active{color:var(--ink)}
.header-link-button{border:0;background:transparent;padding:0}
.parent-link{display:flex;align-items:center;gap:8px;border:1px solid #cdd1c6;padding:10px 15px;border-radius:9px;font-size:13px;font-weight:600;background:transparent;color:var(--ink)}
.parent-link .icon{width:16px;height:16px}
.header-logout{font-size:12px;white-space:nowrap;color:#6c746c}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:11px;min-height:54px;border-radius:11px;border:1px solid transparent;padding:14px 23px;font-size:15px;font-weight:700;line-height:1.4;transition:background .18s,transform .18s}
.btn:hover:not(:disabled){transform:translateY(-2px)}
.btn-primary{background:var(--orange);color:white;box-shadow:0 4px 0 #c9523930}
.btn-primary:hover{background:var(--orange-dark)}
.btn-dark{background:var(--ink);color:white}
.btn-light{border-color:#d7dcd0;background:var(--paper);color:var(--ink)}
.text-button{border:0;background:transparent;color:var(--ink);font-size:13px;font-weight:600;padding:8px 0;display:inline-flex;align-items:center;gap:6px;text-decoration:underline;text-decoration-color:#b9c2b4;text-underline-offset:5px}
.text-button .icon{width:16px;height:16px}
.eyebrow{display:flex;align-items:center;gap:9px;font-weight:600;font-size:13px;letter-spacing:-.025em}
.eyebrow-dot{width:7px;height:7px;border-radius:50%;background:var(--orange)}
.hero{display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:50px;min-height:446px;padding:54px 0 45px}
.hero h1{font-size:49px;line-height:1.4;font-weight:800;letter-spacing:-2.9px;margin:19px 0 18px}
.hero h1 em{font-style:normal;color:var(--orange);position:relative}
.hero h1 em:after{content:"";position:absolute;left:0;bottom:-5px;width:100%;height:5px;background:#efd39f;border-radius:50%;transform:rotate(-1deg)}
.hero-description{font-size:15px;color:#6c746c;line-height:1.95;margin:0}
.hero-note{display:flex;align-items:center;gap:7px;font-size:12px;color:#82877c;margin-top:25px}
.hero-note .icon{width:16px;height:16px;color:#76896e}
.hero-art{position:relative;min-height:330px;display:flex;align-items:center;justify-content:center;padding:10px 18px 12px}
.art-blob{position:absolute;width:344px;height:293px;border-radius:47% 53% 45% 55%;background:#e7eadb;transform:rotate(14deg)}
.notebook{position:relative;width:365px;min-height:272px;background:#fffefa;border:1px solid #d9ddcf;border-radius:7px 17px 17px 7px;box-shadow:6px 7px 0 #e7e6db,6px 7px 0 1px #d6d9cc,0 17px 24px #5363470a;transform:rotate(-5deg);padding:27px 28px 21px 42px}
.notebook:before{content:"";position:absolute;left:24px;top:0;bottom:0;width:1px;background:#efd4c7}
.notebook-top{display:flex;align-items:center;justify-content:space-between}
.notebook-label{font-size:11px;color:#7a8475;letter-spacing:.01em}
.notebook-num{font-size:12px;font-weight:800;color:var(--orange);background:#fae8db;border-radius:5px;padding:4px 9px;letter-spacing:.02em}
.notebook-sentence{margin:19px 0 12px;font-size:31px;font-weight:700;line-height:1.85;letter-spacing:-1.5px;background:repeating-linear-gradient(transparent 0,transparent 55px,#dce3d4 55px,#dce3d4 56px)}
.notebook-bottom{display:flex;align-items:center;gap:7px;color:#7d8977;font-size:10px;margin-top:14px}
.notebook-bottom .icon{width:14px;height:14px}
.sound-bubble{position:absolute;right:-2px;top:31px;display:flex;align-items:center;gap:7px;transform:rotate(6deg);background:var(--yellow);padding:12px 16px;border-radius:13px 13px 13px 2px;box-shadow:0 4px 0 #e8cf8c;font-size:12px;font-weight:700}
.sound-bubble .icon{width:19px;height:19px}
.pencil{position:absolute;right:24px;bottom:8px;height:150px;width:19px;background:linear-gradient(90deg,#e2ac45 0 28%,#f7ce69 28% 73%,#d7a13c 73%);transform:rotate(31deg);border-radius:4px 4px 0 0;box-shadow:4px 3px 5px #364a3310}
.pencil:before{content:"";position:absolute;top:-17px;height:20px;width:19px;border-radius:7px 7px 0 0;background:#e89783;border-bottom:6px solid #b7c4b1}
.pencil:after{content:"";position:absolute;bottom:-26px;border-left:9.5px solid transparent;border-right:9.5px solid transparent;border-top:27px solid #d4b991}
.pencil-tip{position:absolute;bottom:-26px;left:6px;border-left:3.5px solid transparent;border-right:3.5px solid transparent;border-top:10px solid #384d46;z-index:1}
.art-star{position:absolute;left:12px;top:10px;width:27px;height:27px;color:var(--orange);transform:rotate(10deg)}
.art-small-star{position:absolute;right:15px;bottom:75px;color:#7c9573;font-size:25px}
.today-card{background:var(--paper);border:1px solid #d9ded1;border-radius:var(--radius);overflow:hidden}
.today-main{display:flex;align-items:center;justify-content:space-between;gap:25px;padding:29px 33px}
.today-left{display:flex;align-items:center;gap:21px}
.book-icon{display:grid;place-items:center;width:62px;height:68px;background:var(--mint);border-radius:13px;color:#647b5c}
.book-icon .icon{width:31px;height:31px;stroke-width:1.5}
.title-line{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.title-line h2{font-size:21px;margin:0;letter-spacing:-1px}
.tag{font-size:10px;font-weight:600;line-height:1.4;padding:4px 7px;border-radius:4px;background:#f0eee5;color:#7b7c6b}
.today-meta{font-size:13px;color:var(--muted);margin:8px 0 0}
.meta-dot{margin:0 8px;color:#bdc1b4}
.today-actions{display:flex;align-items:center;gap:22px}
.today-actions>.btn{min-width:173px}
.today-bottom{background:#f1f3eb;border-top:1px solid #e4e7dc;display:flex;align-items:center;justify-content:space-between;padding:12px 33px;gap:16px;font-size:12px;color:#737e6c}
.today-bottom-label{display:flex;align-items:center;gap:8px}
.today-bottom .icon{width:15px;height:15px}
.today-bottom a{font-weight:600;display:flex;align-items:center;gap:6px}
.empty-note{margin:0;padding:0 33px 20px;font-size:12px;line-height:1.8;color:#8a907f}
.sentence-preview{padding:22px 34px;border-top:1px solid var(--line)}
.sentence-preview ol{display:grid;grid-template-columns:1fr 1fr;gap:14px 35px;margin:0;padding:0;list-style:none;counter-reset:sentences}
.sentence-preview li{counter-increment:sentences;font-size:14px;display:flex;gap:12px;line-height:1.7}
.sentence-preview li:before{content:counter(sentences,decimal-leading-zero);font-size:11px;color:#939d8b;min-width:19px;padding-top:3px;letter-spacing:0}
.preview-empty{margin:0;font-size:13px;color:var(--muted)}
.how-section{display:grid;grid-template-columns:165px 1fr;gap:30px;align-items:center;padding:35px 4px 36px}
.how-heading{font-size:13px;font-weight:700;line-height:1.8}
.how-heading span{display:block;font-size:11px;font-weight:400;color:var(--muted);margin-top:3px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}
.step{display:flex;align-items:flex-start;gap:11px}
.step-number{font-size:11px;font-weight:700;color:var(--orange);padding-top:3px;letter-spacing:0}
.step strong{font-size:14px;font-weight:600}
.step p{font-size:11px;color:var(--muted);margin:5px 0 0;line-height:1.7}
.site-footer{border-top:1px solid var(--line);padding:21px 0 27px;display:flex;justify-content:space-between;gap:15px;font-size:10px;color:#8b9085}
.footer-logo{font-weight:800;color:#78846f;font-size:12px;margin-right:10px}
.editor{padding:25px 33px;border-top:1px solid var(--line);background:#fcfcf6}
.editor h3{font-size:19px;margin:0 0 8px}
.editor p{font-size:13px;color:var(--muted);line-height:1.8;margin:0 0 17px}
.field-label{display:block;font-size:13px;font-weight:600;margin:0 0 8px}
.field-input{width:100%;border:1px solid #d5dbce;background:#fffefa;border-radius:9px;padding:13px 14px;color:var(--ink);font-size:14px;min-height:49px;outline-offset:2px}
textarea.field-input{resize:vertical;line-height:2;min-height:240px}
.editor .field-input{margin-bottom:18px}
.editor-controls{display:flex;align-items:center;justify-content:space-between;gap:15px}
.editor-controls span{font-size:12px;color:var(--muted)}
.editor-buttons{display:flex;gap:8px}
.editor-buttons .btn{min-height:44px;font-size:13px;padding:10px 17px}
.auth-layout{display:grid;grid-template-columns:1fr 1fr;gap:105px;max-width:930px;margin:65px auto 80px;align-items:center}
.auth-intro{padding-bottom:30px}
.auth-intro h1{font-size:37px;line-height:1.5;letter-spacing:-2px;margin:18px 0}
.auth-intro>p{font-size:14px;line-height:1.95;color:var(--muted)}
.auth-benefits{margin:31px 0 0;padding:0;list-style:none;display:grid;gap:22px}
.auth-benefits li{display:flex;align-items:center;gap:15px;font-size:14px}
.auth-benefits .benefit-icon{width:40px;height:40px;display:grid;place-items:center;background:#e9eddf;border-radius:11px;color:#6e825e}
.auth-benefits .icon{width:20px;height:20px}
.auth-card{border:1px solid #d9ded1;border-radius:20px;background:var(--paper);padding:32px}
.auth-signed{background:#f1f4e9;border:1px solid #dbe2cf;border-radius:11px;padding:14px 16px;margin-bottom:22px}
.auth-signed p{font-size:12px;line-height:1.7;color:#68765e;margin:0 0 11px}
.auth-signed strong{color:var(--ink)}
.auth-signed-actions{display:flex;gap:8px;flex-wrap:wrap}
.auth-signed-actions .btn{min-height:38px;font-size:12px;padding:8px 13px}
.auth-tabs{display:flex;gap:25px;border-bottom:1px solid var(--line);margin-bottom:26px}
.auth-tab{border:0;border-bottom:2px solid transparent;background:none;padding:0 0 13px;color:#8b9085;font-weight:600;font-size:17px;margin-bottom:-1px}
.auth-tab.selected{color:var(--ink);border-bottom-color:var(--ink)}
.auth-field{margin-bottom:19px}
.auth-submit{width:100%;margin-top:5px}
.auth-note{font-size:11px;color:#848a7d;line-height:1.9;text-align:center;margin:17px 0 0}
.auth-alternative{display:block;text-align:center;margin:20px auto 0;font-size:12px;color:#717b6c;text-decoration:underline;text-underline-offset:4px}
.form-error{color:#b84b35;font-size:12px;line-height:1.7;margin:10px 0}
.practice-wrap{max-width:960px;margin:36px auto 56px}
.practice-top{display:flex;justify-content:space-between;align-items:center;gap:16px}
.back-link{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:#7b8474}
.back-link .icon{width:16px;height:16px}
.repeat-info{display:flex;gap:7px;align-items:center;font-size:12px;color:#77836d}
.repeat-info .icon{width:16px;height:16px}
.practice-heading{display:flex;align-items:flex-end;justify-content:space-between;margin:29px 0 17px;gap:15px}
.practice-heading h1{font-size:25px;letter-spacing:-1.2px;margin:0}
.progress-numbers{font-size:14px;color:#8c9484;letter-spacing:1px}
.progress-numbers strong{font-size:23px;color:var(--orange)}
.progress-track{display:flex;gap:7px;margin-bottom:26px}
.progress-piece{height:5px;flex:1;background:#e1e5d9;border-radius:4px}
.progress-piece.done{background:#839978}
.progress-piece.current{background:var(--orange)}
.practice-paper{background:var(--paper);border:1px solid #d8dece;border-radius:18px;box-shadow:0 5px 0 #e9ebdf;padding:26px 43px 33px;min-height:314px;position:relative}
.paper-topline{display:flex;align-items:center;justify-content:space-between;gap:15px}
.sentence-label{font-size:12px;color:#8a937f;font-weight:500}
.read-status{display:flex;align-items:center;gap:7px;color:#71816a;font-size:12px;background:#eff3e9;padding:7px 11px;border-radius:20px}
.read-status .icon{width:15px;height:15px}
.sentence-display{font-size:clamp(32px,4.5vw,53px);line-height:1.9;font-weight:600;letter-spacing:-2px;margin:32px 0 25px;text-align:center;min-height:105px;display:flex;align-items:center;justify-content:center;overflow-wrap:anywhere}
.paper-rule{height:1px;background:#e1e6d7;margin-bottom:24px}
.reading-dots{display:flex;justify-content:center;gap:9px}
.reading-dots i{width:8px;height:8px;border:1px solid #d4dcc9;border-radius:50%;background:#eff2e9}
.reading-dots i.filled{background:#80946d;border-color:#80946d}
.reading-dots i.active{background:var(--orange);border-color:var(--orange);box-shadow:0 0 0 4px #df654a12}
.practice-guidance{text-align:center;margin:27px 0 23px;font-size:14px;line-height:1.9;color:#7a8273}
.practice-guidance strong{font-weight:600;color:#52644b}
.practice-controls{display:grid;grid-template-columns:1fr 1.15fr 1fr;gap:13px;max-width:680px;margin:auto}
.practice-controls .btn{min-height:60px;font-size:15px;padding:14px 17px}
.sound-note{display:flex;justify-content:center;align-items:center;gap:6px;color:#93998c;font-size:11px;text-align:center;margin-top:20px;line-height:1.8}
.sound-note .icon{width:14px;height:14px}
.practice-empty{display:grid;place-items:center;text-align:center;gap:10px;padding:46px 30px 50px}
.practice-empty .book-icon{width:56px;height:62px;margin-bottom:2px}
.practice-empty h2{font-size:23px;margin:0;letter-spacing:-1px}
.practice-empty p{font-size:13px;color:var(--muted);line-height:1.8;margin:0 0 8px}
.practice-empty .completion-actions{margin-top:4px}
.completion{background:#e9efdf;border:1px solid #d5dfc8;border-radius:16px;text-align:center;padding:24px;margin-bottom:25px}
.completion-star{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:50%;background:#f6d47c;color:#806528;margin-bottom:8px}
.completion h2{font-size:25px;margin:4px 0 8px}
.completion p{font-size:13px;color:#6a7b5f;margin:0 0 17px;line-height:1.8}
.completion-actions{display:flex;justify-content:center;gap:9px}
.completion-actions .btn{min-height:44px;font-size:13px;padding:11px 18px}
.toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;padding:13px 23px;border-radius:10px;font-size:13px;box-shadow:0 8px 30px #20362c25;z-index:10;max-width:calc(100% - 32px);text-align:center}
@media(min-width:1400px){.hero{min-height:480px}.hero h1{font-size:54px}.hero-art{transform:scale(1.06)}.how-section{padding-top:41px;padding-bottom:42px}}
@media(max-width:950px){.shell{width:calc(100% - 48px)}.hero{gap:20px}.hero h1{font-size:40px}.hero-art{transform:scale(.9);margin:-15px}.today-main{padding:25px}.today-actions{gap:15px}.today-left{gap:15px}.today-actions>.btn{min-width:150px}.how-section{grid-template-columns:130px 1fr;gap:17px}.steps{gap:12px}.auth-layout{gap:50px;margin:50px auto}.auth-card{padding:25px}.auth-intro h1{font-size:32px}}
@media(max-width:720px){.shell{width:calc(100% - 36px)}.site-header{height:78px;gap:12px}.brand{font-size:22px;gap:8px}.brand-mark{width:30px;height:33px}.header-right{gap:14px}.header-link{display:none}.parent-link{font-size:11px;padding:9px 11px;gap:6px}.header-logout{font-size:11px}.hero{grid-template-columns:1fr;gap:0;padding:35px 0 24px;min-height:0}.hero-copy{text-align:center}.eyebrow{justify-content:center;font-size:12px}.hero h1{font-size:38px;letter-spacing:-2px;line-height:1.38;margin:17px 0}.hero-description{font-size:13px}.hero-note{justify-content:center;margin-top:19px;font-size:11px}.hero-art{min-height:284px;transform:scale(.86);margin:-1px -15px -12px}.notebook{width:340px}.sound-bubble{right:6%;top:13px}.pencil{right:12%;bottom:1px}.art-star{left:7%;top:12px}.art-small-star{right:10%;bottom:70px}.today-main{align-items:stretch;flex-direction:column;padding:23px;gap:23px}.today-left{gap:16px}.book-icon{width:52px;height:59px}.title-line h2{font-size:19px}.today-meta{font-size:11px}.today-actions{justify-content:space-between;gap:12px}.today-actions .text-button{font-size:12px}.today-actions>.btn{min-width:155px;min-height:49px;font-size:14px;padding:12px 17px}.today-bottom{padding:12px 20px;flex-wrap:wrap;font-size:11px;gap:7px}.today-bottom a{margin-left:23px}.empty-note{padding:0 23px 18px}.how-section{grid-template-columns:1fr;gap:20px;padding:28px 4px}.how-heading span{display:inline;margin-left:9px}.steps{grid-template-columns:1fr;gap:17px}.step{gap:12px}.step p{display:inline;margin-left:8px;font-size:11px}.step strong{font-size:13px}.site-footer{font-size:9px;padding:18px 0;flex-wrap:wrap;gap:8px}.sentence-preview{padding:20px 23px}.sentence-preview ol{grid-template-columns:1fr;gap:10px}.editor{padding:23px}.editor-controls{align-items:flex-start;flex-direction:column}.editor-buttons{width:100%;justify-content:flex-end}.auth-layout{grid-template-columns:1fr;gap:26px;margin:32px auto 45px;max-width:440px}.auth-intro{padding-bottom:0;text-align:center}.auth-intro h1{font-size:29px;line-height:1.45;margin:14px 0}.auth-intro>p{font-size:12px;margin-bottom:0}.auth-benefits{display:none}.auth-card{padding:25px}.practice-wrap{margin:26px auto 40px}.practice-heading{margin-top:26px}.practice-heading h1{font-size:21px}.practice-paper{padding:21px 20px 27px;min-height:300px}.paper-topline{gap:8px}.sentence-label{font-size:11px}.read-status{font-size:10px;padding:6px 9px}.sentence-display{font-size:34px;letter-spacing:-1.8px;line-height:1.8;margin:31px 0 25px;min-height:113px}.progress-track{gap:4px;margin-bottom:20px}.practice-guidance{font-size:12px;margin:24px 0 21px}.practice-controls{gap:8px;grid-template-columns:1fr 1.15fr 1fr}.practice-controls .btn{font-size:12px;gap:6px;padding:12px 7px;min-height:55px}.practice-controls .icon{width:18px;height:18px}.repeat-info{font-size:10px;gap:4px}.back-link{font-size:11px}.completion{padding:22px 14px}.completion h2{font-size:21px}.sound-note{font-size:10px}.practice-empty{padding:38px 20px 42px}.practice-empty h2{font-size:20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}