#nn-home-start,#nn-home-start *,#nn-home-start *::before,#nn-home-start *::after{box-sizing:border-box}#nn-home-start{--nnh-teal:#16A085;--nnh-deep:#0e7a65;--nnh-charcoal:#2C3E50;--nnh-ink:#1a2533;--nnh-muted:#5a6a7a;--nnh-line:#e2e8e5;--nnh-soft:#f2faf8;--nnh-bg:#f7f8f7;width:100%;color:var(--nnh-ink);background:var(--nnh-bg);font-family:'Inter',system-ui,-apple-system,'Segoe UI',Arial,sans-serif;font-size:16px;line-height:1.6;text-align:left}#nn-home-start h1,#nn-home-start h2,#nn-home-start h3{font-family:'Fraunces',Georgia,serif;font-weight:700;color:var(--nnh-ink);text-transform:none;letter-spacing:-.025em}#nn-home-start h1,#nn-home-start h2,#nn-home-start h3,#nn-home-start p,#nn-home-start ul,#nn-home-start figure{margin:0}#nn-home-start a{text-decoration:none}#nn-home-start img{display:block;max-width:100%}#nn-home-start a:focus-visible,#nn-home-start summary:focus-visible{outline:3px solid var(--nnh-teal);outline-offset:5px}#nn-home-start .nnh-wrap{width:min(1180px, calc(100% - 32px));margin-inline:auto}#nn-home-start .nnh-section{padding:72px 0}#nn-home-start .nnh-white{background:#fff}#nn-home-start .nnh-head{max-width:660px;margin:0 auto 34px;text-align:center}#nn-home-start .nnh-tag{display:inline-flex;align-items:center;gap:9px;padding:6px 11px;border-radius:7px;margin-bottom:14px;font-family:'Space Mono',monospace;font-size:10px;font-weight:700;letter-spacing:.07em;line-height:1.5;text-transform:uppercase;background:var(--nnh-soft);color:var(--nnh-deep)}#nn-home-start .nnh-title{font-size:clamp(28px, 3vw, 38px);line-height:1.16}#nn-home-start .nnh-title em{color:var(--nnh-deep)}#nn-home-start .nnh-intro{margin-top:14px;color:var(--nnh-muted);line-height:1.75}#nn-home-start .nnh-actions{display:flex;flex-wrap:wrap;gap:12px}#nn-home-start .nnh-btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:50px;padding:13px 23px;border:1px solid #fff0;border-radius:13px;font-size:15px;line-height:1.4;font-weight:700;text-align:center;transition:transform .18s ease,box-shadow .18s ease}#nn-home-start .nnh-btn:hover{transform:translateY(-2px)}#nn-home-start .nnh-btn-primary{color:#fff!important;background:var(--nnh-charcoal)!important;box-shadow:0 10px 25px rgb(44 62 80 / .15)}#nn-home-start .nnh-btn-light{color:var(--nnh-ink)!important;background:#fff!important;border-color:var(--nnh-line)}#nn-home-start .nnh-btn-teal{color:#fff!important;background:var(--nnh-deep)!important}#nn-home-start .nnh-link{display:inline-flex;align-items:center;min-height:44px;color:var(--nnh-deep)!important;font-weight:700;font-size:14px}#nn-home-start .nnh-link:hover{text-decoration:underline;text-underline-offset:4px}#nn-home-start .nnh-hero{position:relative;overflow:hidden;padding:66px 0 48px;background:radial-gradient(circle at 82% 28%,rgb(22 160 133 / .13),transparent 34%),linear-gradient(180deg,#fbfdfc,#f7faf9)}#nn-home-start .nnh-hero-grid{display:grid;grid-template-columns:1.06fr .94fr;align-items:center;gap:58px}#nn-home-start .nnh-hero-grid>*{min-width:0}#nn-home-start .nnh-eyebrow{border:1px solid var(--nnh-line);border-radius:999px}#nn-home-start .nnh-dot{width:6px;height:6px;border-radius:50%;background:var(--nnh-teal);flex-shrink:0}#nn-home-start #nnh-hero-title{max-width:570px;margin:0;font-size:46px!important;line-height:1.1!important;letter-spacing:-.035em!important}#nn-home-start #nnh-hero-title em{color:var(--nnh-teal);font-style:normal;font-size:inherit}#nn-home-start .nnh-hero-desc{max-width:550px;margin:23px 0 27px;color:var(--nnh-muted);font-size:17px;line-height:1.8}#nn-home-start .nnh-hero-note{margin-top:15px;color:var(--nnh-muted);font-size:13px}#nn-home-start .nnh-stats[hidden],#nn-home-start .nnh-stat[hidden]{display:none!important}#nn-home-start .nnh-stats{display:flex;flex-wrap:wrap;gap:16px 25px;margin-top:22px}#nn-home-start .nnh-stat strong{display:block;font-size:21px;font-weight:800;line-height:1.2}#nn-home-start .nnh-stat span{display:block;margin-top:3px;font-size:11px;color:var(--nnh-muted)}#nn-home-start .nnh-phone-stage{position:relative;display:grid;justify-items:center;gap:13px;padding:8px 0}#nn-home-start .nnh-phone{width:min(330px, 100%);border-radius:39px;padding:8px;background:linear-gradient(145deg,#17232d,#334a5d 45%,#17232d);box-shadow:0 28px 65px rgb(44 62 80 / .2),inset 0 0 0 1px rgb(255 255 255 / .15)}#nn-home-start .nnh-screen{position:relative;overflow:hidden;border-radius:32px;padding:0 16px 15px;background:#f7faf9}#nn-home-start .nnh-status{height:39px;display:flex;align-items:center;justify-content:space-between;font-size:9px;font-weight:700}#nn-home-start .nnh-status::after{content:'';position:absolute;top:8px;left:calc(50% - 43px);width:86px;height:19px;border-radius:12px;background:#17232d}#nn-home-start .nnh-phone-brand{display:flex;align-items:center;gap:9px;padding:9px 0 18px}#nn-home-start .nnh-phone-logo{width:66px;height:33px;object-fit:contain;padding:4px;background:#fff;border-radius:8px}#nn-home-start .nnh-phone-brand strong{display:block;font-size:12px;line-height:1.3}#nn-home-start .nnh-phone-brand small{display:block;font-size:8px;color:var(--nnh-muted)}#nn-home-start .nnh-greeting small{display:block;font-size:9px;color:var(--nnh-muted)}#nn-home-start .nnh-greeting strong{display:block;margin-top:3px;font-size:16px;letter-spacing:-.02em}#nn-home-start .nnh-progress{margin-top:14px;padding:17px;border-radius:17px;color:#fff;background:linear-gradient(135deg,#16A085,#0d7864)}#nn-home-start .nnh-progress small{font-size:8px;text-transform:uppercase;letter-spacing:.06em}#nn-home-start .nnh-progress strong{display:block;margin-top:4px;color:#fff;font-size:14px}#nn-home-start .nnh-track{height:5px;margin-top:15px;border-radius:9px;overflow:hidden;background:rgb(255 255 255 / .25)}#nn-home-start .nnh-track span{display:block;height:100%;width:64%;background:#fff}#nn-home-start .nnh-progress-foot{display:flex;justify-content:space-between;gap:6px;margin-top:10px;font-size:8px}#nn-home-start .nnh-phone-heading{display:flex;justify-content:space-between;margin:18px 0 9px;font-size:10px;font-weight:700}#nn-home-start .nnh-phone-heading span{color:var(--nnh-deep);font-size:8px}#nn-home-start .nnh-shortcuts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:7px}#nn-home-start .nnh-shortcut{text-align:center;padding:9px 2px;border-radius:12px;background:#fff;font-size:8px;font-weight:600}#nn-home-start .nnh-shortcut b{display:grid;place-items:center;width:28px;height:28px;margin:0 auto 5px;border-radius:8px;color:var(--nnh-deep);background:#edf8f5;font-size:10px}#nn-home-start .nnh-phone-course{display:flex;gap:10px;align-items:center;margin-top:8px;padding:10px;border-radius:12px;background:#fff}#nn-home-start .nnh-phone-course>b{display:grid;place-items:center;width:34px;height:34px;border-radius:9px;background:#edf8f5;color:var(--nnh-deep);font-size:9px}#nn-home-start .nnh-phone-course strong{display:block;font-size:10px}#nn-home-start .nnh-phone-course small{display:block;font-size:8px;color:var(--nnh-muted)}#nn-home-start .nnh-phone-nav{display:grid;grid-template-columns:repeat(4,1fr);gap:5px;margin-top:18px;padding:12px 3px;border:1px solid var(--nnh-line);border-radius:14px;background:#fff;font-size:8px;text-align:center;color:var(--nnh-muted)}#nn-home-start .nnh-phone-nav b{color:var(--nnh-deep)}#nn-home-start .nnh-preview-caption{color:var(--nnh-muted);font-size:11px;text-align:center}#nn-home-start .nnh-daily-section{padding:20px 0 58px}#nn-home-start .nnh-daily{display:grid;grid-template-columns:1fr 1fr;gap:35px;align-items:center;padding:30px 34px;border-radius:22px;background:radial-gradient(circle at 95% 0%,rgb(22 160 133 / .23),transparent 40%),var(--nnh-charcoal)}#nn-home-start .nnh-daily .nnh-tag{background:rgb(85 215 186 / .12);color:#baf0e5;margin-bottom:11px}#nn-home-start .nnh-daily h2{font-family:'Inter',sans-serif;font-size:clamp(26px, 3vw, 35px);line-height:1.15;color:#fff}#nn-home-start .nnh-daily h2 em{color:#6ce3c9;font-style:normal}#nn-home-start .nnh-daily p{margin:12px 0 19px;color:#d7e2e6;font-size:14px}#nn-home-start .nnh-daily-preview{padding:19px;border-radius:16px;background:#fff}#nn-home-start .nnh-daily-preview small{color:var(--nnh-deep);font-size:9px;font-weight:700;letter-spacing:.07em}#nn-home-start .nnh-daily-preview strong{display:block;margin:6px 0 12px;font-size:14px}#nn-home-start .nnh-skeleton{display:flex;align-items:center;gap:10px;margin-top:7px;padding:7px 10px;border:1px solid var(--nnh-line);border-radius:9px}#nn-home-start .nnh-skeleton b{width:24px;height:24px;display:grid;place-items:center;border-radius:7px;background:var(--nnh-soft);color:var(--nnh-deep);font-size:10px}#nn-home-start .nnh-skeleton i{width:67%;height:6px;border-radius:9px;background:#e3eae8}#nn-home-start .nnh-skeleton:nth-last-child(2) i{width:50%}#nn-home-start .nnh-answer-note{margin-top:12px;padding:9px;border-radius:8px;background:var(--nnh-soft);color:var(--nnh-deep);font-size:10px;font-weight:600}#nn-home-start .nnh-grid{display:grid;gap:18px}#nn-home-start .nnh-grid-four{grid-template-columns:repeat(4,minmax(0,1fr))}#nn-home-start .nnh-grid-three{grid-template-columns:repeat(3,minmax(0,1fr))}#nn-home-start .nnh-card{display:flex;flex-direction:column;min-width:0;padding:25px;border:1px solid var(--nnh-line);border-radius:18px;background:#fff;box-shadow:0 8px 25px rgb(44 62 80 / .045)}#nn-home-start .nnh-badge{align-self:flex-start;padding:5px 10px;border-radius:999px;background:var(--nnh-soft);color:var(--nnh-deep);font-size:11px;font-weight:700}#nn-home-start .nnh-card h3{margin:16px 0 9px;font-size:21px;line-height:1.25}#nn-home-start .nnh-card p{margin-bottom:15px;color:var(--nnh-muted);font-size:14px;line-height:1.75}#nn-home-start .nnh-card .nnh-link{margin-top:auto}#nn-home-start .nnh-course-footer{text-align:center;margin-top:24px}#nn-home-start .nnh-feature{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}#nn-home-start .nnh-feature+.nnh-feature{margin-top:64px}#nn-home-start .nnh-feature h3{font-size:28px;line-height:1.25}#nn-home-start .nnh-feature p{color:var(--nnh-muted);margin:16px 0;font-size:15px;line-height:1.8}#nn-home-start .nnh-checks{list-style:none;padding:0;display:grid;gap:11px}#nn-home-start .nnh-checks li{position:relative;padding-left:26px;font-size:14px}#nn-home-start .nnh-checks li::before{content:'✓';position:absolute;left:0;color:var(--nnh-deep);font-weight:800}#nn-home-start .nnh-demo-frame{border:8px solid var(--nnh-charcoal);border-radius:20px;background:#fff}#nn-home-start .nnh-demo{padding:22px}#nn-home-start .nnh-demo-head{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-bottom:14px;font-size:13px}#nn-home-start .nnh-demo-row{display:flex;align-items:flex-start;gap:11px;padding:13px 0;border-top:1px solid var(--nnh-line);font-size:13px}#nn-home-start .nnh-demo-row>span{flex:0 0 25px;height:25px;display:grid;place-items:center;background:var(--nnh-soft);border-radius:8px;color:var(--nnh-deep);font-size:11px;font-weight:700}#nn-home-start .nnh-demo-row.nnh-correct>span{color:#fff;background:var(--nnh-deep)}#nn-home-start .nnh-demo-row.nnh-correct{color:var(--nnh-deep);font-weight:700}#nn-home-start .nnh-explanation{padding:12px;border-radius:10px;background:var(--nnh-soft);font-size:12px;color:var(--nnh-muted)}#nn-home-start .nnh-feature-reverse>:first-child{order:2}#nn-home-start .nnh-app{display:grid;grid-template-columns:1.25fr .75fr;align-items:center;gap:30px;padding:35px;border:1px solid var(--nnh-line);border-radius:22px;background:#fff}#nn-home-start .nnh-app p{margin-top:14px;color:var(--nnh-muted);font-size:15px}#nn-home-start .nnh-app-download{display:grid;justify-items:center;gap:10px}#nn-home-start .nnh-play-badge{width:185px;height:auto}#nn-home-start .nnh-app-download small{color:var(--nnh-muted);font-size:12px}#nn-home-start .nnh-faq{display:grid;gap:11px;max-width:780px;margin-inline:auto}#nn-home-start .nnh-faq details{padding:17px 20px;border:1px solid var(--nnh-line);border-radius:13px;background:#fff}#nn-home-start .nnh-faq summary{display:flex;align-items:center;justify-content:space-between;gap:18px;cursor:pointer;list-style:none;font-weight:700;font-size:15px}#nn-home-start .nnh-faq summary::-webkit-details-marker{display:none}#nn-home-start .nnh-faq summary::after{content:'+';font-size:24px;line-height:1;color:var(--nnh-deep);flex-shrink:0}#nn-home-start .nnh-faq details[open] summary::after{content:'−'}#nn-home-start .nnh-faq p{margin-top:12px;font-size:14px;color:var(--nnh-muted);line-height:1.8}#nn-home-start .nnh-final-section{padding:20px 0 64px}#nn-home-start .nnh-final{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:36px;border-radius:23px;background:var(--nnh-charcoal)}#nn-home-start .nnh-final h2{color:#fff;font-size:clamp(26px, 3vw, 35px);line-height:1.2}#nn-home-start .nnh-final p{max-width:590px;margin-top:12px;color:#d7e2e6;font-size:15px;line-height:1.7}#nn-home-start .nnh-final .nnh-btn{flex-shrink:0}@media (max-width:1024px){#nn-home-start .nnh-hero-grid{gap:30px}#nn-home-start #nnh-hero-title{font-size:40px!important}#nn-home-start .nnh-grid-four{grid-template-columns:repeat(2,minmax(0,1fr))}#nn-home-start .nnh-feature{gap:30px}#nn-home-start .nnh-card{padding:21px}}@media (max-width:780px){#nn-home-start .nnh-section{padding:54px 0}#nn-home-start .nnh-hero{padding:40px 0 30px}#nn-home-start .nnh-hero-grid,#nn-home-start .nnh-feature,#nn-home-start .nnh-daily,#nn-home-start .nnh-app{grid-template-columns:minmax(0,1fr)}#nn-home-start .nnh-hero-grid{gap:35px}#nn-home-start .nnh-phone-stage{width:100%;max-width:380px;margin-inline:auto}#nn-home-start .nnh-feature-reverse>:first-child{order:0}#nn-home-start .nnh-feature+.nnh-feature{margin-top:48px}#nn-home-start .nnh-grid-three{grid-template-columns:minmax(0,1fr)}#nn-home-start .nnh-daily{gap:24px}#nn-home-start .nnh-daily-preview{display:none}#nn-home-start .nnh-app-download{justify-items:start}#nn-home-start .nnh-final{flex-direction:column;align-items:flex-start}}@media (max-width:480px){#nn-home-start #nnh-hero-title{font-size:36px!important;letter-spacing:-.025em!important}#nn-home-start .nnh-hero-desc{font-size:15px;margin:20px 0 23px}#nn-home-start .nnh-actions{flex-direction:column;align-items:stretch}#nn-home-start .nnh-grid-four{grid-template-columns:minmax(0,1fr)}#nn-home-start .nnh-hero-topics{font-size:11px;gap:8px 15px}#nn-home-start .nnh-daily{padding:24px 20px;border-radius:18px}#nn-home-start .nnh-daily .nnh-btn{width:100%}#nn-home-start .nnh-daily-section{padding-bottom:36px}#nn-home-start .nnh-app{padding:25px 21px}#nn-home-start .nnh-final{padding:28px 23px;gap:22px}#nn-home-start .nnh-final .nnh-btn{width:100%}#nn-home-start .nnh-final-section{padding-bottom:45px}#nn-home-start .nnh-feature h3{font-size:25px}#nn-home-start .nnh-demo{padding:16px}}@media (max-width:360px){#nn-home-start #nnh-hero-title{font-size:32px!important}#nn-home-start .nnh-phone-brand{gap:6px}#nn-home-start .nnh-phone-logo{width:53px}}@media (prefers-reduced-motion:reduce){#nn-home-start .nnh-btn{transition:none}#nn-home-start .nnh-btn:hover{transform:none}}#nn-home-start .nnh2-section{padding:82px 0}#nn-home-start .nnh2-white{background:#fff}#nn-home-start .nnh2-soft{background:#f3f7f6}#nn-home-start .nnh2-head{max-width:720px;margin:0 auto 38px;text-align:center}#nn-home-start .nnh2-eyebrow{display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;padding:6px 11px;border-radius:999px;background:#eaf7f3;color:var(--nnh-deep);font-family:'Space Mono',monospace;font-size:10px;font-weight:700;letter-spacing:.07em;text-transform:uppercase}#nn-home-start .nnh2-eyebrow::before{content:'';display:block;width:6px;height:6px;border-radius:50%;background:var(--nnh-teal)}#nn-home-start .nnh2-head h2,#nn-home-start .nnh2-copy h2{margin:0;font-size:clamp(31px, 3.5vw, 43px);line-height:1.14}#nn-home-start #nnh2-learning-title{font-size:clamp(32px, 3vw, 38px)}#nn-home-start .nnh2-learning-first{white-space:nowrap}@media (max-width:760px){#nn-home-start #nnh2-learning-title{font-size:clamp(29px, 7vw, 36px)}#nn-home-start .nnh2-learning-first{white-space:normal}#nn-home-start .nnh2-learning-break{display:none}}#nn-home-start .nnh2-head h2 em,#nn-home-start .nnh2-copy h2 em{color:var(--nnh-teal);font-style:normal}#nn-home-start .nnh2-head p{max-width:620px;margin:15px auto 0;color:var(--nnh-muted);font-size:15px;line-height:1.8}#nn-home-start .nnh2-copy>p{max-width:560px;margin:18px 0 24px;color:var(--nnh-muted);font-size:15px;line-height:1.85}#nn-home-start .nnh2-media-slot{position:relative;overflow:hidden;min-height:0;height:auto;padding:45px 38px 38px;border-radius:25px;background:radial-gradient(circle at 76% 18%,rgb(22 160 133 / .22),transparent 28%),linear-gradient(145deg,#edf7f4,#ffffff 54%,#e8f2ef)}#nn-home-start .nnh2-media-decoration{position:absolute;inset:0;pointer-events:none}#nn-home-start .nnh2-media-decoration::before{content:'';position:absolute;width:220px;height:220px;right:-70px;top:-70px;border-radius:50%;border:1px solid rgb(22 160 133 / .17)}#nn-home-start .nnh2-media-decoration::after{content:'';position:absolute;width:150px;height:150px;left:-55px;bottom:-55px;border-radius:50%;background:rgb(44 62 80 / .035)}#nn-home-start .nnh2-image-slot-label{position:absolute;top:18px;left:18px;z-index:2;padding:6px 10px;border:1px solid rgb(44 62 80 / .08);border-radius:999px;background:rgb(255 255 255 / .9);color:var(--nnh-muted);font-family:'Space Mono',monospace;font-size:8px;font-weight:700;letter-spacing:.05em;text-transform:uppercase}#nn-home-start .nnh2-daily-wrap{padding-top:24px;padding-bottom:72px}#nn-home-start .nnh2-daily{display:grid;grid-template-columns:.9fr 1.1fr;align-items:center;gap:48px;overflow:hidden;padding:47px;border-radius:30px;background:radial-gradient(circle at 88% 15%,rgb(62 220 185 / .15),transparent 32%),var(--nnh-charcoal)}#nn-home-start .nnh2-daily .nnh2-eyebrow{color:#bdf1e5;background:rgb(79 210 180 / .12)}#nn-home-start .nnh2-daily .nnh2-eyebrow::before{background:#67e2c7}#nn-home-start .nnh2-daily h2{max-width:500px;margin:0;color:#fff;font-family:'Inter',sans-serif;font-size:clamp(31px, 4vw, 45px);line-height:1.08;letter-spacing:-.03em}#nn-home-start .nnh2-daily h2 em{color:#68e2c8;font-style:normal}#nn-home-start .nnh2-daily-copy>p{max-width:490px;margin:18px 0 23px;color:#d5e1e5;font-size:15px;line-height:1.8}#nn-home-start .nnh2-chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}#nn-home-start .nnh2-chip-row span{padding:7px 10px;border:1px solid rgb(255 255 255 / .13);border-radius:999px;background:rgb(255 255 255 / .06);color:#eef6f5;font-size:11px}#nn-home-start .nnh2-daily-demo{position:relative;padding:24px;border-radius:22px;background:#f8fbfa;box-shadow:0 25px 70px rgb(0 0 0 / .22)}#nn-home-start .nnh2-demo-top{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-bottom:15px;border-bottom:1px solid var(--nnh-line)}#nn-home-start .nnh2-demo-top small{color:var(--nnh-deep);font-size:9px;font-weight:800;letter-spacing:.06em}#nn-home-start .nnh2-demo-top span{color:var(--nnh-muted);font-size:10px}#nn-home-start .nnh2-daily-question{margin:20px 0 16px;font-size:16px;font-weight:700;line-height:1.55}#nn-home-start .nnh2-answer{display:flex;align-items:center;gap:11px;margin-top:8px;padding:11px 12px;border:1px solid var(--nnh-line);border-radius:11px;background:#fff;font-size:12px}#nn-home-start .nnh2-answer b{display:grid;place-items:center;flex:0 0 28px;width:28px;height:28px;border-radius:8px;background:var(--nnh-soft);color:var(--nnh-deep);font-size:10px}#nn-home-start .nnh2-answer-correct{border-color:rgb(22 160 133 / .32);background:#f1faf7;color:var(--nnh-deep);font-weight:700}#nn-home-start .nnh2-answer-correct b{color:#fff;background:var(--nnh-deep)}#nn-home-start .nnh2-daily-explain{margin-top:14px;padding:12px;border-radius:10px;background:#edf7f4;color:var(--nnh-muted);font-size:11px;line-height:1.65}#nn-home-start .nnh2-daily-image{position:relative;min-width:0;margin:0}#nn-home-start .nnh2-daily-image img{display:block;width:100%;aspect-ratio:16 / 10;object-fit:cover;border-radius:22px;box-shadow:0 25px 70px rgb(0 0 0 / .22)}#nn-home-start .nnh2-resource-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}#nn-home-start .nnh2-resource-card{position:relative;overflow:hidden;min-width:0;border:1px solid var(--nnh-line);border-radius:24px;background:#fff;box-shadow:0 10px 32px rgb(44 62 80 / .05);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}#nn-home-start .nnh2-resource-card:hover{transform:translateY(-4px);border-color:rgb(22 160 133 / .35);box-shadow:0 19px 46px rgb(44 62 80 / .09)}#nn-home-start 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li{display:flex;align-items:flex-start;gap:11px;color:var(--nnh-ink);font-size:14px;line-height:1.6}#nn-home-start .nnh2-checks li::before{content:'✓';display:grid;place-items:center;flex:0 0 23px;width:23px;height:23px;border-radius:50%;background:var(--nnh-soft);color:var(--nnh-deep);font-size:11px;font-weight:800}#nn-home-start .nnh2-mcq{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:62px}#nn-home-start .nnh2-quiz{overflow:hidden;border:1px solid var(--nnh-line);border-radius:25px;background:#fff;box-shadow:0 18px 50px rgb(44 62 80 / .08)}#nn-home-start .nnh2-quiz-header{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:16px 21px;border-bottom:1px solid var(--nnh-line);background:#fbfcfc;font-size:11px}#nn-home-start .nnh2-quiz-header strong{color:var(--nnh-ink)}#nn-home-start .nnh2-quiz-header span{color:var(--nnh-muted)}#nn-home-start .nnh2-quiz-body{padding:26px}#nn-home-start .nnh2-quiz-body h3{margin:0 0 18px;font-family:'Inter',sans-serif;font-size:17px;line-height:1.5}#nn-home-start .nnh2-quiz-explanation{margin-top:15px;padding:13px;border-radius:11px;background:var(--nnh-soft);color:var(--nnh-muted);font-size:12px;line-height:1.7}#nn-home-start .nnh2-app-shell{display:grid;grid-template-columns:.95fr 1.05fr;align-items:center;gap:55px;overflow:hidden;padding:52px;border:1px solid var(--nnh-line);border-radius:30px;background:radial-gradient(circle at 3% 98%,rgb(22 160 133 / .12),transparent 28%),#fff}#nn-home-start .nnh2-app-actions{display:flex;align-items:center;flex-wrap:wrap;gap:16px;margin-top:25px}#nn-home-start .nnh2-play-badge{width:185px;height:auto}#nn-home-start .nnh2-phone-stage{position:relative;min-height:400px;display:grid;place-items:center}#nn-home-start .nnh2-phone-card{position:relative;z-index:2;width:min(255px, 78%);padding:8px;border-radius:34px;background:var(--nnh-charcoal);box-shadow:0 25px 55px rgb(44 62 80 / .2);transform:rotate(3deg)}#nn-home-start .nnh2-phone-screen{min-height:365px;padding:28px 14px 14px;border-radius:27px;background:#f6faf8}#nn-home-start .nnh2-phone-bar{height:8px;width:62px;margin:0 auto 25px;border-radius:999px;background:var(--nnh-charcoal)}#nn-home-start .nnh2-phone-welcome{font-size:9px;color:var(--nnh-muted)}#nn-home-start .nnh2-phone-title{margin-top:4px;font-size:14px;font-weight:800}#nn-home-start .nnh2-phone-progress{margin-top:17px;padding:15px;border-radius:15px;color:#fff;background:linear-gradient(135deg,#16A085,#0e7a65)}#nn-home-start .nnh2-phone-progress small{font-size:8px}#nn-home-start .nnh2-phone-progress strong{display:block;margin-top:4px;color:#fff;font-size:11px}#nn-home-start .nnh2-phone-row{margin-top:10px;padding:11px;border-radius:11px;background:#fff;font-size:9px;font-weight:700}#nn-home-start .nnh2-app-orbit{position:absolute;width:330px;height:330px;border:1px solid rgb(22 160 133 / .16);border-radius:50%}#nn-home-start .nnh2-app-orbit::before{content:'';position:absolute;inset:45px;border:1px solid rgb(22 160 133 / .11);border-radius:50%}#nn-home-start .nnh2-community{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}#nn-home-start .nnh2-community-card{padding:27px;border:1px solid var(--nnh-line);border-radius:19px;background:#fff}#nn-home-start .nnh2-community-icon{display:grid;place-items:center;width:43px;height:43px;margin-bottom:18px;border-radius:12px;background:var(--nnh-soft);color:var(--nnh-deep);font-size:12px;font-weight:800}#nn-home-start .nnh2-community-card h3{margin:0 0 9px;font-size:20px}#nn-home-start .nnh2-community-card p{margin-bottom:17px;color:var(--nnh-muted);font-size:13px;line-height:1.75}.nnh2-community-card .nnh-community-button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;margin-top:4px;padding:10px 15px;border:1px solid var(--nnh-deep);border-radius:10px;background:var(--nnh-deep);color:#fff!important;font-size:13px;font-weight:700;line-height:1.2;text-decoration:none;transition:background .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease}.nnh2-community-card .nnh-community-button:hover{transform:translateY(-1px);border-color:var(--nnh-teal);background:var(--nnh-teal);color:#fff!important;text-decoration:none;box-shadow:0 6px 15px rgb(14 124 99 / .18)}#nn-home-start .nnh2-community-card .nnh-link{display:inline-flex;align-items:center;justify-content:center;min-height:42px;margin-top:4px;padding:10px 15px;border:1px solid var(--nnh-deep);border-radius:10px;background:var(--nnh-deep);color:#fff!important;font-size:13px;font-weight:700;line-height:1.2;text-decoration:none;transition:background .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease}#nn-home-start .nnh2-community-card .nnh-link:hover{transform:translateY(-1px);border-color:var(--nnh-teal);background:var(--nnh-teal);color:#fff!important;text-decoration:none;box-shadow:0 6px 15px rgb(14 124 99 / .18)}#nn-home-start .nnh2-final-wrap{padding-top:24px;padding-bottom:70px;background:#fff}#nn-home-start .nnh2-final{display:grid;grid-template-columns:1fr auto;align-items:center;gap:32px;padding:40px;border-radius:25px;background:radial-gradient(circle at 90% 10%,rgb(22 160 133 / .14),transparent 32%),var(--nnh-charcoal)}#nn-home-start .nnh2-final h2{margin:0;color:#fff;font-size:clamp(28px, 3vw, 37px)}#nn-home-start .nnh2-final p{max-width:610px;margin-top:11px;color:#d5dfe3;font-size:14px;line-height:1.7}@media (max-width:960px){#nn-home-start .nnh2-resource-card>a{grid-template-columns:150px 1fr}#nn-home-start .nnh2-split,#nn-home-start .nnh2-mcq{gap:38px}#nn-home-start .nnh2-app-shell{gap:30px;padding:38px}}@media (max-width:780px){#nn-home-start .nnh2-section{padding:58px 0}#nn-home-start .nnh2-daily,#nn-home-start .nnh2-split,#nn-home-start .nnh2-mcq,#nn-home-start .nnh2-app-shell{grid-template-columns:minmax(0,1fr)}#nn-home-start .nnh2-daily{padding:29px;gap:34px}#nn-home-start .nnh2-resource-grid{grid-template-columns:minmax(0,1fr)}#nn-home-start .nnh2-split .nnh2-media-slot{order:-1}#nn-home-start .nnh2-app-shell{padding:31px}#nn-home-start .nnh2-community{grid-template-columns:minmax(0,1fr)}#nn-home-start .nnh2-final{grid-template-columns:minmax(0,1fr);justify-items:start}}@media (max-width:520px){#nn-home-start .nnh2-daily{padding:23px 20px;border-radius:22px}#nn-home-start .nnh2-resource-card>a{grid-template-columns:minmax(0,1fr)}#nn-home-start .nnh2-resource-visual{min-height:160px}#nn-home-start .nnh2-media-slot{min-height:0;height:auto;padding:72px 20px 24px;overflow:visible}#nn-home-start .nnh2-resource-stack{position:relative;inset:auto}#nn-home-start .nnh2-stack-card{padding:12px;gap:11px}#nn-home-start .nnh2-stack-card b{flex:0 0 36px}#nn-home-start .nnh2-stack-card strong{font-size:12px;line-height:1.35}#nn-home-start .nnh2-stack-card small{font-size:9px;line-height:1.45}#nn-home-start .nnh2-app-shell{padding:26px 20px;border-radius:22px}#nn-home-start .nnh2-phone-stage{min-height:380px}#nn-home-start .nnh2-final{padding:29px 23px}#nn-home-start .nnh2-final .nnh-btn{width:100%}}#nn-home-start .nnx-explore{position:relative;overflow:hidden;padding:86px 0 90px;background:#fff}#nn-home-start .nnx-explore::before{content:'';position:absolute;width:440px;height:440px;top:-260px;left:calc(50% - 220px);border-radius:50%;background:rgb(22 160 133 / .045);pointer-events:none}#nn-home-start .nnx-explore-head{position:relative;z-index:2;max-width:720px;margin:0 auto 42px;text-align:center}#nn-home-start .nnx-explore-label{display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;padding:6px 11px;border-radius:999px;background:#eaf7f3;color:var(--nnh-deep);font-family:'Space 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.23),transparent 31%),linear-gradient(145deg,#243747,#2C3E50 55%,#223543);box-shadow:0 18px 45px rgb(44 62 80 / .16)}#nn-home-start .nnx-course-xi{color:var(--nnh-ink)!important;border:1px solid #dce8e5;background:radial-gradient(circle at 91% 8%,rgb(22 160 133 / .16),transparent 30%),linear-gradient(145deg,#f6fbf9,#edf7f4);box-shadow:0 14px 38px rgb(44 62 80 / .07)}#nn-home-start .nnx-course-inner{position:relative;z-index:3;display:flex;flex-direction:column;min-height:330px;padding:33px}#nn-home-start .nnx-course-top{display:flex;align-items:center;justify-content:space-between;gap:15px}#nn-home-start .nnx-grade{display:inline-flex;align-items:center;gap:7px;padding:6px 10px;border-radius:999px;font-family:'Space Mono',monospace;font-size:9px;font-weight:700;letter-spacing:.05em;text-transform:uppercase}#nn-home-start .nnx-course-xii .nnx-grade{color:#bdf1e5;background:rgb(255 255 255 / .08);border:1px solid rgb(255 255 255 / .12)}#nn-home-start .nnx-course-xi .nnx-grade{color:var(--nnh-deep);background:#fff;border:1px solid rgb(22 160 133 / .13)}#nn-home-start .nnx-course-number{font-family:'Space Mono',monospace;font-size:11px;font-weight:700}#nn-home-start .nnx-course-xii .nnx-course-number{color:rgb(255 255 255 / .48)}#nn-home-start .nnx-course-xi .nnx-course-number{color:rgb(44 62 80 / .45)}#nn-home-start .nnx-course h3{max-width:330px;margin:54px 0 10px;font-size:31px;line-height:1.08}#nn-home-start .nnx-course-xii h3{color:#fff}#nn-home-start .nnx-course p{max-width:330px;margin:0;font-size:13px;line-height:1.75}#nn-home-start .nnx-course-xii p{color:#d5e2e6}#nn-home-start .nnx-course-xi p{color:var(--nnh-muted)}#nn-home-start .nnx-course-meta{display:flex;flex-wrap:wrap;gap:7px;margin-top:19px}#nn-home-start .nnx-course-meta span{padding:5px 8px;border-radius:7px;font-size:9px;font-weight:700}#nn-home-start .nnx-course-xii .nnx-course-meta span{color:#d9f4ee;background:rgb(255 255 255 / .07)}#nn-home-start .nnx-course-xi .nnx-course-meta span{color:var(--nnh-deep);background:rgb(22 160 133 / .08)}#nn-home-start .nnx-course-link{display:inline-flex;align-items:center;gap:8px;margin-top:auto;padding-top:23px;font-size:13px;font-weight:800}#nn-home-start .nnx-course-xii .nnx-course-link{color:#68e2c8}#nn-home-start .nnx-course-xi .nnx-course-link{color:var(--nnh-deep)}#nn-home-start .nnx-physics-art{position:absolute;z-index:1;width:245px;height:245px;right:-25px;bottom:-27px;opacity:.95;pointer-events:none}#nn-home-start .nnx-course-xii .nnx-physics-art{color:#50d7ba}#nn-home-start .nnx-course-xi .nnx-physics-art{color:#16A085;opacity:.62}#nn-home-start .nnx-physics-art svg{display:block;width:100%;height:100%}#nn-home-start .nnx-orbit-fade{opacity:.18}#nn-home-start .nnx-orbit-medium{opacity:.38}#nn-home-start .nnx-orbit-strong{opacity:.8}#nn-home-start .nnx-utility{position:relative;display:grid;grid-template-columns:auto 1fr auto;grid-column:span 6;align-items:center;gap:20px;min-height:154px;padding:25px 27px;overflow:hidden;border:1px solid var(--nnh-line);border-radius:21px;background:#fff;color:inherit!important;box-shadow:0 9px 27px rgb(44 62 80 / .045);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}#nn-home-start .nnx-utility:hover{transform:translateY(-3px);border-color:rgb(22 160 133 / .32);box-shadow:0 16px 38px rgb(44 62 80 / .08)}#nn-home-start .nnx-utility-icon{position:relative;z-index:2;display:grid;place-items:center;flex-shrink:0;width:68px;height:68px;border-radius:18px;background:var(--nnh-soft);color:var(--nnh-deep)}#nn-home-start .nnx-utility-icon svg{width:31px;height:31px}#nn-home-start .nnx-utility-copy{position:relative;z-index:2;min-width:0}#nn-home-start .nnx-utility-label{display:block;margin-bottom:6px;color:var(--nnh-deep);font-size:9px;font-weight:800;letter-spacing:.05em;text-transform:uppercase}#nn-home-start .nnx-utility h3{margin:0 0 5px;font-size:21px;line-height:1.2}#nn-home-start .nnx-utility p{margin:0;color:var(--nnh-muted);font-size:12px;line-height:1.65}#nn-home-start .nnx-utility-arrow{position:relative;z-index:2;display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:#f2f7f5;color:var(--nnh-deep);font-size:18px;transition:transform .2s ease,background .2s ease}#nn-home-start .nnx-utility:hover .nnx-utility-arrow{transform:translateX(3px);background:#e4f5ef}#nn-home-start .nnx-utility::after{content:'';position:absolute;width:125px;height:125px;right:-63px;bottom:-70px;border:1px solid rgb(22 160 133 / .11);border-radius:50%}#nn-home-start .nnx-explore-footer{display:flex;align-items:center;justify-content:center;gap:12px;margin-top:30px;color:var(--nnh-muted);font-size:12px}#nn-home-start .nnx-explore-footer a{display:inline-flex;align-items:center;gap:7px;color:var(--nnh-deep)!important;font-weight:800}#nn-home-start .nnx-explore-footer a:hover{text-decoration:underline;text-underline-offset:4px}@media (max-width:860px){#nn-home-start .nnx-course,#nn-home-start .nnx-utility{grid-column:span 12}#nn-home-start .nnx-course{min-height:310px}#nn-home-start .nnx-course-inner{min-height:310px}}@media (max-width:560px){#nn-home-start .nnx-explore{padding:60px 0}#nn-home-start .nnx-explore-head{margin-bottom:30px}#nn-home-start .nnx-course-inner{min-height:345px;padding:25px 22px}#nn-home-start .nnx-course h3{margin-top:37px;max-width:230px;font-size:27px}#nn-home-start .nnx-course p{max-width:250px}#nn-home-start .nnx-physics-art{width:190px;height:190px;right:-45px;bottom:-20px;opacity:.75}#nn-home-start .nnx-utility{grid-template-columns:56px minmax(0,1fr);gap:15px;padding:21px}#nn-home-start .nnx-utility-icon{width:56px;height:56px;border-radius:15px}#nn-home-start .nnx-utility-icon svg{width:26px;height:26px}#nn-home-start .nnx-utility-arrow{display:none}#nn-home-start 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(max-width:960px){#nn-home-start .nnx-live-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:620px){#nn-home-start .nnx-live-grid{grid-template-columns:minmax(0,1fr);gap:18px}#nn-home-start .nnx-live-thumb{aspect-ratio:16 / 9}#nn-home-start .nnx-live-body{padding:21px}#nn-home-start .nnx-live-body h3{font-size:22px}}@media (prefers-reduced-motion:reduce){#nn-home-start .nnx-live-card,#nn-home-start .nnx-live-thumb img{transition:none}#nn-home-start .nnx-live-card:hover{transform:none}#nn-home-start .nnx-live-card:hover .nnx-live-thumb img{transform:none}}