/* Kolejne etapy pracy: papier, prawdziwe narzędzia i odręczne dopiski. */
html{scroll-behavior:smooth}
.learning{max-width:1210px;margin:100px auto 70px;padding:0 44px;scroll-margin-top:32px}
.learning-heading{position:relative;max-width:840px;margin:0 0 74px}
.learning h2{font:900 clamp(34px,3.4vw,49px)/1.12 Nunito;letter-spacing:-1.5px;margin:0 0 22px;text-wrap:balance}
.title-question{display:inline-block;position:relative;z-index:0}
.title-question::before{content:"";position:absolute;z-index:-1;inset:15% -9px 2%;background:#ffe18b;border-radius:45% 52% 48% 40%;transform:rotate(-8deg)}
.learning-heading>p{font-size:17px;line-height:1.7;max-width:720px;margin:0;color:#3d604f}
.heading-star{position:absolute;right:-120px;top:14px;width:69px;transform:rotate(9deg)}
.learning-row{display:grid;grid-template-columns:1fr 1fr;gap:88px;align-items:center;margin-bottom:105px}
.learning-copy{min-width:0;position:relative}
.step-number{display:inline-flex;justify-content:center;align-items:center;width:45px;height:43px;background:#fff1ba;border-radius:13px 17px 13px 15px;transform:rotate(-6deg);font:700 24px Caveat;margin:0 0 17px}
.learning h3{font:900 clamp(26px,2.65vw,36px)/1.16 Nunito;letter-spacing:-.8px;margin:0 0 23px;text-wrap:balance}
.learning-copy>p{font-size:17px;line-height:1.75;margin:0 0 17px}
.learning-copy>p:last-child{margin-bottom:0}
.learning-visual{margin:0;min-width:0;position:relative;padding:42px 8px 0}
.visual-note{font:600 29px/1.05 Caveat;display:block;position:absolute;left:24px;top:-6px;transform:rotate(-4deg);white-space:nowrap;z-index:2}
.learning-arrow{position:absolute;width:72px;left:100%;top:1px;transform:rotate(12deg)}
.screen-stack{position:relative;isolation:isolate}
.screen-paper{position:absolute;inset:1px 5px -4px -9px;background:#ffe18b;border-radius:27px;transform:rotate(-5deg);z-index:-1}
.screen-button{display:block;position:relative;width:100%;border:0;text-align:left;color:var(--ink);background:#fffdf6;padding:12px;border-radius:24px;box-shadow:0 5px 18px #224b3b0a;cursor:zoom-in;transform:rotate(2deg);transition:transform .2s ease}
.screen-button:hover{transform:rotate(1deg) translateY(-3px)}
.screen-button img{display:block;width:100%;height:auto;border-radius:14px;object-fit:contain}
.screen-topline{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:1px 6px 10px}
.screen-name{font:900 18px Nunito;letter-spacing:-.3px}.screen-type{font:700 11px Nunito;color:#536853}
.bluebook-screen img{max-height:348px;object-fit:cover;object-position:center;background:#fafafa}
.screen-bottomline{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 4px 0;font:600 12px Nunito}
.zoom-cue{display:inline-flex;align-items:center;justify-content:center;width:27px;height:27px;border-radius:50%;background:#eff3e8;font:800 19px Nunito;flex:none}
.learning-visual figcaption{font:600 12px/1.5 Nunito;text-align:center;color:#546c5a;margin:24px 0 0}
.desmos-visual{padding-top:36px}
.desmos-visual .visual-note{top:-14px;left:12px}.desmos-visual .learning-arrow{transform:rotate(20deg);width:65px;top:5px}
.desmos-visual .screen-paper{background:#c9e39b;inset:-8px -2px 0 4px;transform:rotate(4deg)}
.desmos-screen{transform:rotate(-2deg);padding:11px;background:#fffdf6}.desmos-screen:hover{transform:rotate(-1deg) translateY(-3px)}
.desmos-screen img{border-radius:14px 14px 5px 5px}
.graph-note{position:absolute;right:21px;bottom:-17px;background:#fff1ba;padding:10px 15px;border-radius:4px 10px 8px 4px;font:600 21px/1 Caveat;transform:rotate(5deg);box-shadow:0 2px 0 #224b3b06;pointer-events:none}
.desmos-visual figcaption{margin-top:34px;text-align:left;padding-left:12px}
.term{display:inline;position:relative}
.term-trigger{display:inline;position:relative;color:inherit;background:none;border:0;padding:0 1px;cursor:pointer;font:800 1em/1.65 Nunito;text-decoration:underline;text-decoration-color:#8baf64;text-decoration-thickness:2px;text-underline-offset:4px;border-radius:3px}
.term-trigger>svg{display:inline-block;width:13px;height:13px;vertical-align:baseline;margin:0 0 -1px 4px;stroke:#45633f;stroke-width:1.5;stroke-linecap:round;fill:none}
.term-trigger:hover,.term-trigger[aria-expanded="true"]{background:#f2edb8;text-decoration-color:#224b3b}
.term-panel{position:fixed;z-index:50;width:310px;max-width:calc(100vw - 24px);padding:19px 21px 18px;background:#fffef9;border:1px solid #d9e3cb;border-radius:18px;box-shadow:0 8px 36px #224b3b1c;font:500 14px/1.6 Nunito;text-align:left;color:#224b3b;cursor:auto;isolation:isolate}
.term-panel[hidden]{display:none!important}.term-panel>strong{display:block;font-size:18px;margin-bottom:7px;font-weight:900}.term-panel>span{display:block}.term-panel>a{display:inline-block;font-weight:800;font-size:13px;margin-top:12px;text-decoration:underline;text-underline-offset:4px;text-decoration-color:#8baf64}
.homework-row{display:grid;grid-template-columns:1.12fr 1fr;gap:55px;align-items:center;padding:39px 42px 35px;background:#edf3e3;border-radius:30px;margin:0 -5px 38px;position:relative}
.pack-visual{margin:0;position:relative;height:316px;min-width:0;isolation:isolate}
.pack{position:absolute;display:flex;flex-direction:column;align-items:flex-start;width:218px;height:248px;padding:24px 25px;border-radius:13px;box-shadow:0 5px 15px #224b3b0b;border:1px solid #dae4ce;color:#224b3b}
.pack-back{right:12px;top:10px;transform:rotate(9deg);background:#fff1ba;border-color:#e9ddae}
.pack-front{left:26px;top:32px;transform:rotate(-7deg);background:#fffdf7}
.pack-kicker{font:800 9px Nunito;letter-spacing:.45px;text-transform:uppercase;display:block;margin-bottom:12px}
.pack strong{font:900 26px/1.1 Nunito;letter-spacing:-.8px;margin-bottom:6px}.pack-subtitle{font:600 11px/1.3 Nunito}.pack-line{display:block;width:100%;border-top:1px solid #d6dfca;margin-top:auto;margin-bottom:12px}.pack-range{font:800 12px Nunito}.pack-detail{font:500 10px Nunito;margin-top:4px}.pack-pencil{width:61px;position:absolute;right:30px;top:95px;transform:rotate(-9deg)}
.pack-visual figcaption{position:absolute;bottom:0;width:100%;text-align:center;font:600 12px/1.5 Nunito;color:#546c5a}
.learning-contact{display:flex;justify-content:space-between;align-items:center;gap:30px;padding:25px 0 0}.learning-contact h3{font-size:25px;margin-bottom:8px;letter-spacing:-.4px}.learning-contact p{font-size:15px;margin:0;color:#3d604f}.learning-contact .cta{gap:19px;flex:none}.learning-contact .cta>span{font-size:20px}
.screen-dialog{width:min(1100px,calc(100vw - 32px));max-width:none;max-height:calc(100dvh - 40px);border:0;border-radius:22px;padding:20px 22px;background:#fffdf7;overflow:auto;color:#224b3b}.screen-dialog::backdrop{background:#14291fe0;backdrop-filter:blur(4px)}
.screen-dialog-header{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:15px}.screen-dialog-header h2{font:800 18px/1.3 Nunito;letter-spacing:0;margin:0}.screen-dialog-close{display:flex;align-items:center;justify-content:center;width:44px;height:44px;flex:none;border:1px solid #c9d8bb;border-radius:50%;background:#f2f7e8;color:#224b3b;font:500 30px Nunito;cursor:pointer}.screen-dialog-image{display:block;max-width:100%;max-height:calc(100dvh - 150px);width:auto;height:auto;margin:auto;border-radius:12px}
@media(min-width:1500px){.learning{margin-top:110px}}
@media(max-width:1100px){.learning{margin-inline:25px;padding:0 28px}.learning-row{gap:52px;margin-bottom:88px}.learning-heading{max-width:740px;margin-bottom:65px}.heading-star{right:-45px;width:52px}.learning h2{font-size:43px}.learning h3{font-size:30px}.learning-copy>p{font-size:16px}.homework-row{gap:30px;padding:34px 30px}.pack{width:195px}.pack-front{left:5px}.pack-back{right:0}.pack strong{font-size:24px}}
@media(max-width:900px) and (min-width:761px){.learning{padding:0 16px}.learning-row{gap:36px}.learning-heading{max-width:620px}.heading-star{right:-30px}.homework-row{gap:25px;padding:28px 24px;grid-template-columns:1.2fr 1fr}.pack{width:177px;padding-inline:18px;height:235px}.pack-front{left:0}.pack-back{right:-3px;top:0}.pack-visual{height:300px}.pack-kicker{font-size:8px}.pack strong{font-size:22px}.screen-type{font-size:9px}.visual-note{font-size:25px}.learning-arrow{width:55px}.learning-contact h3{font-size:22px}.learning-contact p{max-width:350px}}
@media(max-width:760px){
.learning{margin:65px 0 44px;padding:0 28px;scroll-margin-top:20px}
.learning-heading{margin:0 0 44px;padding-right:4px}.learning h2{font-size:36px;line-height:1.13;letter-spacing:-1.2px}.learning-heading>p{font-size:16px;line-height:1.7;max-width:490px}.desktop-break{display:none}.heading-star{width:37px;right:5px;top:-24px}
.learning-row{display:flex;flex-direction:column;align-items:stretch;gap:29px;margin-bottom:58px}.learning h3{font-size:29px;line-height:1.18;margin-bottom:18px;letter-spacing:-.7px}.learning-copy>p{font-size:16px;line-height:1.75;margin-bottom:14px}.step-number{width:38px;height:37px;font-size:23px;margin-bottom:13px}
.learning-visual{padding:36px 8px 0;margin:0 auto;width:100%;max-width:470px}.visual-note{font-size:26px;left:16px;top:0}.learning-arrow{width:54px;top:-1px}.screen-button{padding:10px;border-radius:20px}.screen-button img{border-radius:11px}.bluebook-screen img{max-height:360px}.screen-name{font-size:16px}.screen-topline{padding:0 4px 8px}.screen-bottomline{font-size:11px;padding-top:9px}.screen-type{font-size:10px}.learning-visual figcaption{font-size:11px;margin-top:19px}
.practice-row .learning-copy{order:0}.practice-row .learning-visual{order:1}.desmos-visual{padding-top:35px}.desmos-visual .visual-note{top:0;left:13px}.desmos-visual .learning-arrow{width:48px;top:0}.desmos-visual figcaption{margin-top:32px;font-size:10px;padding-left:0}.graph-note{font-size:19px;padding:8px 12px;right:9px;bottom:-18px}
.homework-row{display:flex;flex-direction:column;align-items:stretch;gap:28px;padding:28px 23px;margin:0 -10px 28px;border-radius:25px}.pack-visual{width:100%;max-width:355px;height:305px;margin:0 auto}.pack{width:194px;height:240px}.pack-front{left:9px;top:29px}.pack-back{right:7px;top:6px}.pack strong{font-size:25px}.pack-visual figcaption{font-size:11px}.pack-detail{font-size:9px}
.learning-contact{display:block;padding-top:6px}.learning-contact h3{font-size:23px;margin-bottom:9px}.learning-contact p{font-size:15px}.learning-contact .cta{margin-top:20px;min-height:51px;padding-inline:23px;font-size:14px}.screen-dialog{padding:14px;border-radius:17px}.screen-dialog-header h2{font-size:15px}.screen-dialog-close{width:40px;height:40px}
}
@media(max-width:360px){.learning{padding-inline:23px}.learning h2{font-size:32px}.learning h3{font-size:26px}.learning-copy>p,.learning-heading>p{font-size:15px}.homework-row{padding:25px 20px}.pack{width:173px;height:225px;padding:21px 19px}.pack-front{left:0;top:31px}.pack-back{right:0;top:6px}.pack strong{font-size:23px}.pack-visual{height:285px}.pack-kicker{font-size:8px}.pack-pencil{top:91px;width:51px;right:25px}.screen-type{font-size:9px}.screen-bottomline{font-size:10px}.visual-note{font-size:24px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.screen-button{transition:none}}


/* Finalny statyczny układ: każdy etap ma własny ekran i stałe copy. */
.learning{margin-top:60px;margin-bottom:45px}
.learning-heading{margin-bottom:32px}
.learning-row{gap:56px;align-items:start;margin-bottom:40px}
.learning-copy>p{line-height:1.65;margin-bottom:15px}
.learning h3{margin-bottom:19px}
.learning-visual{width:100%;max-width:400px;justify-self:center;padding-top:32px}
.visual-note,.desmos-visual .visual-note{top:0;left:17px;font-size:27px}
.bluebook-visual .screen-paper{background:#cce3f4}
.screen-button{padding:8px;border-radius:20px}
.screen-button img{border-radius:12px}
.bluebook-screen img{max-height:none;height:auto;object-fit:contain}
.screen-topline{padding:1px 5px 8px}
.screen-bottomline{padding:8px 3px 0;font-size:11px}
.learning-visual figcaption{margin-top:14px;font-size:11px}
.desmos-screen{padding:8px}
.desmos-visual figcaption{margin-top:27px;padding-left:8px}
.graph-note{font-size:18px;padding:8px 11px;right:34px;bottom:-13px}
.homework-row{gap:40px;grid-template-columns:1.08fr 1fr;align-items:center;padding:27px 32px 25px;margin-bottom:22px}
.homework-composition{position:relative;width:100%;max-width:440px;height:280px;min-width:0;margin:0;justify-self:center;isolation:isolate}
.homework-paper{position:absolute;left:3px;right:24px;top:1px;height:212px;border-radius:22px;background:#d4e5bc;transform:rotate(2deg);z-index:-1}
.homework-screen{position:absolute;left:0;top:8px;width:calc(100% - 24px);padding:8px;transform:rotate(-3deg);border-radius:19px}
.homework-screen:hover{transform:rotate(-2deg) translateY(-2px)}
.homework-screen img{display:block;height:auto;width:100%;object-fit:contain;border-radius:11px 11px 4px 4px}
.homework-screen .screen-bottomline{font-size:10px;padding-top:7px;padding-right:9px}
.homework-screen .zoom-cue{width:23px;height:23px;font-size:16px}
.homework-composition .pack-front{left:auto;right:-4px;top:auto;bottom:19px;width:155px;height:174px;padding:16px 16px 13px;transform:rotate(7deg);z-index:4;background:#fff1ba;border-color:#e5dbaa;pointer-events:none;border-radius:12px;box-shadow:0 4px 14px #224b3b13}
.homework-composition .pack-kicker{font-size:7px;letter-spacing:.3px;margin-bottom:9px}
.homework-composition .pack strong{font-size:22px;margin-bottom:5px}
.homework-composition .pack-subtitle{font-size:9px}
.homework-composition .pack-pencil{width:40px;top:72px;right:17px}
.homework-composition .pack-line{margin-bottom:8px}
.homework-composition .pack-range{font-size:10px}
.homework-composition .pack-detail{font-size:8px;margin-top:4px;line-height:1.35}
.homework-composition figcaption{position:absolute;left:0;right:0;bottom:-5px;text-align:center;font:600 10px/1.5 Nunito;color:#546c5a}
.learning-contact{padding-top:12px}
@media(max-width:1100px){.learning-heading{margin-bottom:29px}.learning-row{gap:36px;margin-bottom:35px}.homework-row{gap:28px;padding:25px 27px}.homework-composition{height:266px}.homework-composition .pack-front{width:145px;height:169px;right:-4px;bottom:13px}.homework-composition .pack strong{font-size:21px}.homework-paper{height:195px}.homework-composition .pack-pencil{width:35px}}
@media(max-width:900px) and (min-width:761px){.learning-row{gap:28px}.visual-note,.desmos-visual .visual-note{font-size:24px;left:9px}.learning-visual{padding-top:30px}.learning-arrow{width:52px}.desmos-visual .learning-arrow{width:49px;top:0}.homework-row{grid-template-columns:1.15fr 1fr;gap:20px;padding:24px}.homework-composition{height:265px}.homework-composition .pack-front{width:135px;right:-5px;height:166px;bottom:14px;padding-inline:12px}.homework-composition .pack strong{font-size:20px}.homework-paper{height:172px}.homework-screen .screen-bottomline{font-size:9px}}
@media(max-width:760px){
.learning{margin-top:38px;margin-bottom:30px}
.learning-heading{margin-bottom:23px}
.learning-row{gap:18px;margin-bottom:26px}
.learning h3{margin-bottom:16px}
.learning-copy>p{line-height:1.65;margin-bottom:13px}
.learning-visual{max-width:310px;padding-top:30px}
.visual-note,.desmos-visual .visual-note{top:0;left:12px;font-size:23px}
.learning-arrow,.desmos-visual .learning-arrow{width:46px;top:0}
.screen-button,.desmos-screen{padding:7px;border-radius:18px}
.screen-button img{border-radius:10px}
.screen-topline{padding-bottom:7px}.screen-name{font-size:15px}
.screen-bottomline{font-size:10px;padding-top:7px}
.learning-visual figcaption{font-size:10px;margin-top:12px}
.desmos-visual figcaption{margin-top:25px;padding-left:0;font-size:9px}
.graph-note{font-size:17px;padding:7px 9px;bottom:-13px;right:31px}
.homework-row{gap:18px;padding:24px 22px 23px;margin-bottom:18px}
.homework-composition{max-width:330px;height:245px;margin:0 auto}
.homework-screen{left:0;top:7px;width:calc(100% - 14px);padding:7px;border-radius:16px}
.homework-screen .screen-bottomline{font-size:9px;padding-right:0}
.homework-paper{right:12px;top:2px;height:170px;border-radius:17px}
.homework-composition .pack-front{right:-3px;bottom:17px;width:138px;height:156px;padding:13px 13px 12px;transform:rotate(6deg)}
.homework-composition .pack strong{font-size:20px}.homework-composition .pack-kicker{font-size:6px;margin-bottom:8px}.homework-composition .pack-subtitle{font-size:8px}.homework-composition .pack-pencil{width:32px;top:65px;right:14px}.homework-composition .pack-range{font-size:9px}.homework-composition .pack-detail{font-size:7px}
.homework-composition figcaption{font-size:9px;bottom:0}
.learning-contact{padding-top:7px}
}
@media(max-width:360px){.learning-row{gap:16px}.visual-note,.desmos-visual .visual-note{font-size:22px}.homework-row{padding-inline:20px}.homework-composition{height:229px}.homework-composition .pack-front{width:124px;height:150px;right:-5px;bottom:18px;padding-inline:11px}.homework-composition .pack strong{font-size:18px}.homework-paper{height:142px}.homework-screen .screen-bottomline{font-size:8px}.homework-screen .zoom-cue{width:20px;height:20px;font-size:14px}.homework-composition .pack-pencil{width:30px}.screen-bottomline{font-size:9px}}

/* Przywrócony oddech i rozmiary sprzed ostatniej kondensacji. */
.learning{margin-top:72px;margin-bottom:52px}
.learning-heading{margin-bottom:40px}
.learning-row{gap:72px;margin-bottom:58px}
.learning-copy>p{line-height:1.75;margin-bottom:17px}
.learning h3{margin-bottom:23px}
.learning-visual{max-width:435px;padding-top:42px}
.visual-note,.desmos-visual .visual-note{font-size:29px}
.learning-visual figcaption{margin-top:17px}
.desmos-visual{padding-top:36px}.desmos-visual figcaption{margin-top:31px}
.homework-row{gap:55px;grid-template-columns:1.12fr 1fr;padding:30px 42px 27px;margin-bottom:24px}
.homework-composition{max-width:465px;height:305px}
.homework-paper{height:228px}
.homework-composition .pack-front{width:173px;height:194px;padding:18px 18px 15px;bottom:20px}
.homework-composition .pack strong{font-size:24px}.homework-composition .pack-kicker{font-size:8px}.homework-composition .pack-subtitle{font-size:10px}.homework-composition .pack-pencil{width:45px;top:79px;right:20px}.homework-composition .pack-range{font-size:11px}.homework-composition .pack-detail{font-size:9px}
.learning-contact{padding-top:17px}
@media(max-width:1100px){.learning-heading{margin-bottom:36px}.learning-row{gap:45px;margin-bottom:50px}.homework-row{gap:30px;padding:27px 30px}.homework-composition{height:285px}.homework-paper{height:206px}.homework-composition .pack-front{width:158px;height:184px;bottom:16px}.homework-composition .pack strong{font-size:22px}.homework-composition .pack-pencil{width:38px;top:75px}}
@media(max-width:900px) and (min-width:761px){.learning-row{gap:32px}.learning-visual{padding-top:36px}.visual-note,.desmos-visual .visual-note{font-size:25px}.homework-row{gap:25px;padding:28px 24px;grid-template-columns:1.2fr 1fr}.homework-composition{height:275px}.homework-paper{height:185px}.homework-composition .pack-front{width:143px;height:175px;padding-inline:14px;bottom:17px}.homework-composition .pack strong{font-size:21px}.homework-composition .pack-subtitle{font-size:9px}.homework-composition .pack-kicker{font-size:7px}.homework-composition .pack-detail{font-size:8px}}
@media(max-width:760px){.learning{margin-top:43px;margin-bottom:36px}.learning-heading{margin-bottom:27px}.learning-row{gap:20px;margin-bottom:33px}.learning h3{margin-bottom:18px}.learning-copy>p{line-height:1.75;margin-bottom:14px}.learning-visual{max-width:330px;padding-top:33px}.visual-note,.desmos-visual .visual-note{font-size:24px}.learning-visual figcaption{margin-top:13px}.desmos-visual figcaption{margin-top:28px}.homework-row{gap:22px;padding:28px 23px;margin-bottom:24px}.homework-composition{max-width:355px;height:268px}.homework-paper{height:182px}.homework-composition .pack-front{width:145px;height:174px;padding:14px 14px 13px;bottom:20px}.homework-composition .pack strong{font-size:21px}.homework-composition .pack-kicker{font-size:7px}.homework-composition .pack-subtitle{font-size:9px}.homework-composition .pack-pencil{width:37px;top:71px;right:17px}.homework-composition .pack-range{font-size:10px}.homework-composition .pack-detail{font-size:8px}.learning-contact{padding-top:8px}}
@media(max-width:360px){.learning-row{gap:18px}.homework-row{padding-inline:20px}.homework-composition{height:248px}.homework-paper{height:152px}.homework-composition .pack-front{width:133px;height:163px;padding-inline:12px;bottom:20px}.homework-composition .pack strong{font-size:19px}.homework-composition .pack-subtitle{font-size:8px}.homework-composition .pack-detail{font-size:7px}.homework-composition .pack-pencil{width:33px;top:67px}}