@import url('https://fonts.googleapis.com/css2?family=Golos+Text:wght@400;500;600;700;800&display=swap');
:root{--ink:#183b39;--teal:#17645d;--paper:#f8f7f0;--muted:#647772;--line:#dce3d9;--orange:#dd6d40;--white:#fffefa}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 'Golos Text',Arial,sans-serif}button,input,select,textarea{font:inherit}a{color:inherit}button,a,input,select,textarea{touch-action:manipulation}button,a{ -webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default;opacity:.5}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--orange);outline-offset:4px}header{max-width:1240px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:25px 36px;border-bottom:1px solid var(--line);gap:24px}.brand{font-weight:800;font-size:23px;text-decoration:none;letter-spacing:-.7px;white-space:nowrap}.brand span{display:inline-grid;place-items:center;background:var(--teal);color:white;border-radius:9px;width:33px;height:33px;margin-right:9px;font-size:22px}nav{display:flex;gap:30px;align-items:center}nav a{text-decoration:none;font-size:14px;font-weight:500}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;background:var(--teal);color:white;padding:13px 23px;border-radius:10px;text-decoration:none;font-weight:600;font-size:15px;transition:background .18s,transform .18s}.btn:hover{background:#114f49}.btn.secondary{background:transparent;border-color:#bac9bf;color:var(--ink)}.btn.secondary:hover{background:#e8ede3}.btn.small{padding:9px 16px}.wrap{max-width:1168px;margin:auto;padding:0 24px}.eyebrow{text-transform:uppercase;font-size:12px;letter-spacing:1.8px;font-weight:600;color:var(--teal)}.hero{display:grid;grid-template-columns:1.1fr 1fr;gap:65px;padding-top:76px;padding-bottom:72px;align-items:center}.hero h1{font-size:clamp(38px,4.6vw,62px);font-weight:600;line-height:1.09;letter-spacing:-2.8px;margin:22px 0}.hero h1 em{font-style:normal;color:var(--teal)}.lead{max-width:480px;font-size:18px;color:var(--muted);line-height:1.65}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.smallnote{font-size:13px;color:var(--muted);margin-top:20px}.demo-stage{padding:35px 14px 25px;background-image:linear-gradient(#d5ddd144 1px,transparent 1px),linear-gradient(90deg,#d5ddd144 1px,transparent 1px);background-size:25px 25px;position:relative}.sample-card{background:var(--white);border:1px solid #d5ddd1;border-radius:17px;padding:28px;box-shadow:0 18px 45px #1d493712;transform:rotate(-2deg)}.sample-top{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--muted)}.tag{display:inline-block;border-radius:6px;padding:4px 9px;background:#edf3e9;color:var(--teal);font-size:12px;font-weight:600}.sample-card h3{font-size:25px;line-height:1.25;margin:21px 0 15px}.sample-prompt{font-size:14px;line-height:1.8;color:#475b55;border-top:1px solid var(--line);padding-top:16px;max-height:215px;overflow:auto}.sample-foot{display:flex;gap:8px;justify-content:space-between;align-items:center;margin-top:15px}.sample-index{font-size:12px;color:var(--muted)}.example-tabs{display:flex;justify-content:center;gap:8px;margin-top:24px}.example-tabs button{width:28px;height:7px;border:0;border-radius:10px;background:#cbd5c9;padding:0}.example-tabs button.active{background:var(--teal)}.accent-note{display:inline-block;position:relative;background:#f3dcc2;padding:9px 16px;font-size:13px;border-radius:8px;transform:rotate(3deg);margin-left:22px;margin-bottom:-10px;z-index:1;color:#80532c}.strip{display:grid;grid-template-columns:repeat(3,1fr);border-block:1px solid var(--line);padding:25px 0;gap:35px}.step{display:flex;gap:15px;align-items:flex-start}.step b{font-size:13px;font-weight:500;color:var(--orange);padding-top:4px}.step strong{font-size:16px}.step p{margin:4px 0 0;color:var(--muted);font-size:14px}section.content{padding:65px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:25px;margin-bottom:28px}h2{font-size:32px;line-height:1.2;letter-spacing:-1px;margin:8px 0 0}.section-head p{font-size:14px;color:var(--muted);margin:0}.subjects{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.subject-card{display:block;text-decoration:none;border:1px solid var(--line);background:var(--white);padding:25px;border-radius:12px;transition:transform .2s,box-shadow .2s}.subject-card:hover{transform:translateY(-5px);box-shadow:0 12px 25px #173c3910}.subject-symbol{display:grid;place-items:center;width:47px;height:47px;border-radius:12px;background:#edf2e6;font-size:24px;color:var(--teal)}.subject-card:nth-child(2) .subject-symbol{background:#f5e8dc;color:#a8693b}.subject-card:nth-child(3) .subject-symbol{background:#e1eee8}.subject-card h3{font-size:21px;margin:17px 0 7px}.subject-card p{font-size:14px;color:var(--muted);margin:0}.subject-card .meta{margin-top:27px;display:flex;justify-content:space-between;color:var(--teal);font-size:13px}.catalog-note{margin:18px 0 0;font-size:13px;color:var(--muted)}.premium{display:grid;grid-template-columns:1fr 1fr;gap:60px;background:#eaf0e5;border:1px solid #d7e1d1;padding:38px;border-radius:15px}.premium p{color:var(--muted);font-size:15px}.premium ul{list-style:none;padding:0;margin:0;display:grid;gap:16px}.premium li{padding-bottom:16px;border-bottom:1px solid #cfdbcb;display:flex;gap:18px;font-size:15px}.premium li span{color:var(--teal)}.faq{max-width:760px;margin:auto}.faq h2{margin-bottom:25px}details{border-bottom:1px solid var(--line);padding:18px 0}summary{cursor:pointer;font-weight:500}details p{color:var(--muted);font-size:15px}footer{max-width:1168px;margin:20px auto 0;border-top:1px solid var(--line);padding:25px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px;color:var(--muted);font-size:13px}.text-btn{border:0;background:transparent;padding:0;color:var(--teal);text-decoration:underline;font-size:14px}.generator-intro{padding:36px 0 24px}.back{font-size:13px;color:var(--muted);text-decoration:none}.generator-intro h1{font-size:36px;letter-spacing:-1.2px;margin:15px 0 6px;line-height:1.2}.generator-intro p{margin:0;color:var(--muted);font-size:15px}.workspace{display:grid;grid-template-columns:1.03fr 1fr;gap:25px;align-items:start;margin-bottom:45px}.form-panel,.result-panel{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:28px}.panel-label{font-size:12px;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted);margin:0 0 22px;display:flex;justify-content:space-between}.field{margin-bottom:22px}.field>label,.field legend{display:block;font-weight:600;font-size:14px;margin-bottom:9px}fieldset{border:0;padding:0;margin:0}.grade-buttons,.type-buttons{display:flex;gap:8px}.grade-buttons button,.type-buttons button{border:1px solid var(--line);border-radius:8px;background:transparent;padding:9px 16px;color:var(--ink);min-height:43px}.grade-buttons button.selected,.type-buttons button.selected{background:var(--teal);color:white;border-color:var(--teal)}.type-buttons button{font-size:13px;flex:1;padding:10px 5px}select,input,textarea{width:100%;border:1px solid #cdd8cc;border-radius:8px;padding:11px 13px;color:var(--ink);background:var(--white);min-width:0}select{white-space:normal}input[type=number]{max-width:130px}.topic-list{display:grid;gap:6px;margin-top:10px;max-height:230px;overflow:auto;padding:2px}.topic-option{border:1px solid transparent;border-radius:8px;padding:10px 12px;background:#f4f6ef;text-align:left;font-size:14px;line-height:1.5;color:var(--ink)}.topic-option.selected{background:#e5efe2;border-color:var(--teal)}.topic-option span{display:block;font-size:12px;color:var(--muted);margin-top:3px}.helper{font-size:12px;color:var(--muted);margin:8px 0 0}.form-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;border-top:1px solid var(--line);padding-top:20px}.result-panel{position:sticky;top:20px;min-height:500px}.result-empty{padding:45px 15px;text-align:center;color:var(--muted)}.result-empty .empty-symbol{font-size:40px;color:var(--teal);margin-bottom:20px}.result-empty h2{font-size:24px;letter-spacing:-.5px;color:var(--ink)}.result-empty p{font-size:14px}.result-topic{font-size:24px;line-height:1.35;margin:15px 0 18px;letter-spacing:-.6px}.prompt-output{resize:none;height:280px;background:#f8f9f3;border:0;line-height:1.85;font-size:15px}.result-actions{display:flex;gap:15px;align-items:center;margin-top:20px;flex-wrap:wrap}.status{font-size:13px;min-height:24px;color:var(--teal);margin:10px 0 0}.stale{background:#fff0df;color:#84572e;border:1px solid #eed4b1;border-radius:8px;padding:10px 12px;font-size:13px;margin-bottom:14px}.error{color:#9d3c2c;font-size:14px}.source-detail{margin-top:20px;font-size:12px;color:var(--muted);border-top:1px solid var(--line);padding-top:14px}.source-detail a{color:var(--teal)}dialog{border:1px solid var(--line);border-radius:15px;padding:30px;max-width:520px;width:calc(100% - 30px);background:var(--white);color:var(--ink)}dialog::backdrop{background:#163c3966}dialog h2{font-size:25px;margin:0 0 12px}dialog p{font-size:14px;color:var(--muted)}dialog textarea{height:140px}dialog .actions{justify-content:flex-end}#feedback-ready{font-size:13px}[hidden]{display:none!important}.fade-in{animation:appear .5s both}@keyframes appear{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:850px){header{padding:20px 24px}nav{gap:18px}nav .nav-section{display:none}.hero{gap:25px;padding-block:45px}.hero h1{font-size:45px;letter-spacing:-1.8px}.workspace{gap:16px}.form-panel,.result-panel{padding:22px}.premium{gap:30px}.subjects{gap:12px}.subject-card{padding:20px}}
@media(max-width:650px){header{padding:18px 18px}.brand{font-size:20px}header .btn{font-size:12px;padding:9px 12px}.wrap{padding:0 18px}.hero{grid-template-columns:1fr;gap:25px;padding-top:39px;padding-bottom:38px}.hero h1{font-size:43px;letter-spacing:-1.8px}.lead{font-size:16px}.demo-stage{margin-top:5px;padding:25px 10px}.sample-card{padding:22px}.sample-prompt{max-height:180px}.strip{grid-template-columns:1fr;gap:23px}.subjects{grid-template-columns:1fr}.subject-card .meta{margin-top:15px}.section-head{align-items:start;flex-direction:column;gap:12px}section.content{padding:42px 0}h2{font-size:28px}.premium{grid-template-columns:1fr;padding:25px;gap:20px}.workspace{grid-template-columns:1fr}.result-panel{position:static;min-height:350px}.generator-intro h1{font-size:30px}.result-empty{padding:25px 10px}.form-panel,.result-panel{padding:21px}.grade-buttons button{flex:1;padding:9px 0}.form-actions .btn{padding:12px 16px}footer{margin-top:5px;align-items:start;flex-direction:column;padding:24px 18px}.accent-note{font-size:12px}.actions .btn{padding:12px 18px}}

/* Keep all structural surfaces inside narrow screens. */
html,body{max-width:100%;overflow-x:hidden}
img,svg,video{max-width:100%}

/* 1Click Lesson brand and public navigation */
header.site-header{width:100%;max-width:none;margin:0;padding:22px max(40px,calc((100vw - 1168px)/2));min-height:88px;background:#fbfaf4;border-bottom:1px solid var(--line)}
.brand{display:inline-flex;align-items:center;gap:11px;color:var(--ink)}
.brand img{display:block;width:48px;height:48px;object-fit:contain}
.brand strong{font:inherit;font-weight:800;letter-spacing:-.7px}
header.site-header nav{margin-left:auto;justify-content:flex-end;gap:28px}
header.site-header nav a{display:inline-flex;align-items:center;min-height:42px}
header.site-header nav .btn{padding:9px 18px}
@media(max-width:850px){header.site-header nav .nav-section{display:none}}
@media(max-width:650px){header.site-header{width:100%;padding:16px 22px;min-height:76px;flex-wrap:nowrap}.brand{gap:8px}.brand img{width:42px;height:42px}.brand strong{font-size:17px}header.site-header nav{width:auto;gap:12px}header.site-header nav a{font-size:13px;min-height:38px}header.site-header nav .btn{padding:7px 12px}}
@media(max-width:460px){header.site-header{align-items:flex-start;flex-wrap:wrap;padding-inline:20px}.brand strong{font-size:18px}header.site-header nav{width:100%;justify-content:flex-start;gap:18px;overflow-x:auto;padding-bottom:2px;scrollbar-width:none}header.site-header nav::-webkit-scrollbar{display:none}header.site-header nav a{flex:0 0 auto}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.sample-card,.accent-note{transform:none}}

/* Keep every public navigation destination reachable on narrow screens. */
@media(max-width:850px){header.site-header nav .nav-section{display:inline-flex}}
@media(max-width:650px){header.site-header{align-items:flex-start;flex-wrap:wrap}header.site-header nav{width:100%;justify-content:flex-start;gap:18px;overflow-x:auto;padding-bottom:2px;scrollbar-width:none}header.site-header nav::-webkit-scrollbar{display:none}header.site-header nav a{flex:0 0 auto}}

/* Opaque structural surfaces above the notebook grid. */
.home-demo,.home-auth-note,.benefit-card,.subject-card,.home-honesty,.form-panel,.result-panel,.sample-card,dialog{background:#fffefa}

/* Hidden absolute pseudo-elements still enlarge scrollable overflow. Disable all
   legacy tooltips when delegated viewport tooltips are active, including new badges. */
[data-viewport-tooltips] .verify-badge[data-tooltip]:after{display:none!important}
.viewport-tooltip{position:fixed;z-index:1000;box-sizing:border-box;width:310px;max-width:calc(100vw - 24px);padding:10px 12px;margin:0;border-radius:9px;background:#183b39;color:#fffefa;font-size:12px;font-weight:500;line-height:1.45;white-space:normal;overflow-wrap:anywhere;box-shadow:0 9px 28px #183b3940;pointer-events:none}

.context-help-trigger{display:inline-grid;place-items:center;width:24px;height:24px;min-width:24px;margin:0 0 0 8px;padding:0;border:1px solid #93b5a4;border-radius:50%;background:#eef6e9;color:#17645d;font:650 13px/1 Arial;vertical-align:middle;cursor:help}.viewport-tooltip{pointer-events:auto;font-size:14px;line-height:1.5;z-index:9999}.viewport-tooltip:empty{display:none}

.goal-wording-variant{display:block;margin-top:.4rem;line-height:1.55}.goal-wording-variant~.helper{display:block;margin-top:.5rem}