@font-face{font-family:Outfit;src:url(/assets/fonts/outfit-latin.woff2) format("woff2");font-style:normal;font-weight:400 800;font-display:swap}@font-face{font-family:DM Mono;src:url(/assets/fonts/dm-mono-500-latin.woff2) format("woff2");font-style:normal;font-weight:500;font-display:swap}:root,html[data-theme=dark]{color-scheme:dark;--bg: #070b16;--bg-deep: #050814;--surface: #0d1828;--surface-soft: #121e30;--surface-glass: rgb(10 18 34 / 76%);--text: #dce7f2;--text-strong: #f4f8fc;--muted: #8fa3b8;--accent: #2ad4d0;--accent-strong: #6eefe8;--accent-ink: #04201e;--line: rgb(170 200 230 / 14%);--line-strong: rgb(42 212 208 / 38%);--shadow: 0 34px 100px rgb(0 3 14 / 58%);--shadow-soft: 0 22px 64px rgb(0 3 14 / 38%);--shadow-deep: 0 28px 80px rgb(0 3 14 / 55%);--radius-sm: 12px;--radius-md: 18px;--radius-lg: 28px;--container: 1320px;--header-height: 76px;--ease: cubic-bezier(.16, 1, .3, 1);--orb-navy: rgb(39 67 170 / 17%);--orb-teal: rgb(0 210 220 / 8%);--grain-dot: rgb(255 255 255 / 42%);--grain-accent: rgb(40 220 224 / 28%);--grain-opacity: .22;--header-fill: rgb(5 9 20 / 76%);--header-line: rgb(40 220 224 / 18%);--header-shadow: 0 14px 50px rgb(0 3 14 / 28%);--brand-ring: rgb(122 246 240 / 22%);--brand-glow: rgb(40 220 224 / 18%);--cta-start: #20bfff;--cta-end: #3ee4c1;--cta-start-hover: #56d1ff;--cta-end-hover: #77f4d8;--cta-shadow: 0 0 0 1px rgb(255 255 255 / 16%) inset, 0 14px 36px rgb(20 190 220 / 18%);--cta-shadow-hover: 0 0 0 1px rgb(255 255 255 / 24%) inset, 0 18px 46px rgb(20 210 225 / 28%);--btn-secondary-fill: rgb(8 19 36 / 72%);--btn-secondary-line: rgb(86 206 241 / 36%);--atmosphere-opacity: .54;--atmosphere-filter: saturate(1.35) contrast(1.08) hue-rotate(14deg);--atmosphere-blend: normal;--hero-orb-navy: rgb(29 48 158 / 24%);--hero-orb-teal: rgb(0 214 224 / 12%);--hero-veil: linear-gradient(90deg, rgb(5 8 18 / 96%) 0%, rgb(5 8 18 / 80%) 38%, rgb(5 8 18 / 12%) 78%), radial-gradient(circle at 76% 52%, rgb(90 36 210 / 10%), transparent 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94%));--card-line: rgb(91 152 204 / 20%);--card-shadow: 0 18px 55px rgb(0 3 14 / 30%), 0 0 0 1px rgb(255 255 255 / 3%) inset;--card-hover-line: rgb(40 220 224 / 42%);--card-hover-shadow: 0 24px 70px rgb(0 3 14 / 44%), 0 0 34px rgb(40 220 224 / 8%);--glass-fill: rgb(7 18 35 / 76%);--glass-line: rgb(66 158 206 / 24%);--screens-fill: linear-gradient(180deg, rgb(7 17 34 / 74%), rgb(3 8 19 / 32%));--control-fill: rgb(8 19 36 / 68%);--control-line: rgb(56 190 221 / 30%);--control-glow: 0 0 25px rgb(40 220 224 / 12%);--overlay: rgb(3 8 19 / 82%);--inset-highlight: rgb(255 255 255 / 4%);--download-fill: radial-gradient(circle at 50% 32%, var(--orb-teal), transparent 42%), var(--bg-deep);--download-atmosphere-opacity: .54;--download-atmosphere-filter: saturate(1.35) contrast(1.08) hue-rotate(14deg);--download-atmosphere-blend: normal;--danger: #e08a8a;--danger-fill: rgb(188 73 73 / 16%);--success: #4ade80;--success-line: #22c55e;--streak: #fbbf24;--streak-fill: color-mix(in srgb, #f59e0b 20%, transparent);--streak-line: color-mix(in srgb, #f59e0b 40%, transparent)}html[data-theme=light]{color-scheme:light;--bg: #f3eee4;--bg-deep: #e8dfd0;--surface: #fffdf8;--surface-soft: #efe6d8;--surface-glass: rgb(255 253 248 / 84%);--text: #3a342c;--text-strong: #1c1914;--muted: #5f584c;--accent: #0c6e69;--accent-strong: #0a5f5a;--accent-ink: #f7fff8;--line: rgb(90 70 40 / 14%);--line-strong: rgb(12 110 105 / 34%);--shadow: 0 28px 70px rgb(72 48 24 / 12%);--shadow-soft: 0 16px 40px rgb(72 48 24 / 10%);--shadow-deep: 0 28px 72px rgb(72 48 24 / 16%);--orb-navy: rgb(214 168 120 / 42%);--orb-teal: rgb(12 140 132 / 22%);--grain-dot: rgb(90 70 40 / 28%);--grain-accent: rgb(12 110 105 / 20%);--grain-opacity: .4;--header-fill: rgb(243 238 228 / 86%);--header-line: rgb(90 70 40 / 12%);--header-shadow: 0 12px 36px rgb(72 48 24 / 8%);--brand-ring: rgb(12 110 105 / 28%);--brand-glow: rgb(12 140 132 / 16%);--cta-start: #0c6e69;--cta-end: #0a4f62;--cta-start-hover: #0a5f5a;--cta-end-hover: 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110 105 / 16%);--screens-fill: linear-gradient(180deg, rgb(232 223 208 / 86%), rgb(243 238 228 / 35%));--control-fill: rgb(255 253 248 / 88%);--control-line: rgb(12 110 105 / 26%);--control-glow: 0 10px 24px rgb(12 110 105 / 12%);--overlay: rgb(28 24 18 / 48%);--inset-highlight: rgb(255 255 255 / 82%);--download-fill: radial-gradient(ellipse 90% 78% at 50% -8%, rgb(214 168 120 / 34%), transparent 54%), radial-gradient(circle at 88% 108%, rgb(12 140 132 / 16%), transparent 44%), var(--bg);--download-atmosphere-opacity: .1;--download-atmosphere-filter: invert(1) grayscale(.62) sepia(.42) contrast(1.28) brightness(1.18);--download-atmosphere-blend: multiply;--danger: #b42318;--danger-fill: rgb(180 35 24 / 9%);--success: #067647;--success-line: #079455;--streak: #93370d;--streak-fill: color-mix(in srgb, #dc6803 12%, var(--surface));--streak-line: color-mix(in srgb, #dc6803 30%, 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var(--line);border-radius:var(--radius-sm);background:color-mix(in srgb,var(--bg) 46%,transparent);cursor:pointer;font-weight:650;text-align:left;transition:border-color .18s var(--ease),background-color .18s var(--ease),transform .18s var(--ease)}.quiz-option:hover:not(:disabled){border-color:var(--accent);transform:translateY(-2px)}.quiz-option.is-correct{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 24%,var(--surface))}.quiz-option.is-wrong{border-color:var(--danger);background:var(--danger-fill)}.quiz-feedback{min-height:28px;margin:22px 0 0;color:var(--muted)}.quiz-next{margin-left:8px;border:0;background:transparent;color:var(--accent-strong);cursor:pointer;font-weight:750;text-decoration:underline}.quiz-kicker{color:var(--accent-strong);font:500 .78rem/1.3 DM 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0;color:var(--muted);text-align:center}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}:focus-visible{outline:3px solid var(--accent);outline-offset:4px}.site-header{position:fixed;inset:0 0 auto;z-index:30;height:var(--header-height);border-bottom:1px solid transparent;transition:background-color .25s var(--ease),border-color .25s var(--ease),backdrop-filter .25s var(--ease)}.site-header.is-scrolled,.content-site .site-header{border-color:var(--line);background:color-mix(in srgb,var(--bg) 84%,transparent);-webkit-backdrop-filter:blur(18px) saturate(140%);backdrop-filter:blur(18px) saturate(140%)}.nav-shell{height:100%;display:flex;align-items:center;gap:20px}.brand{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto;color:var(--text-strong);font-size:1.12rem;font-weight:690;letter-spacing:-.035em}.brand img{width:42px;height:42px;border-radius:11px;box-shadow:0 10px 26px #000a0e38}.nav-links{display:flex;align-items:center;justify-content:flex-end;gap:clamp(16px,2vw,30px);margin-inline-start:auto;font-size:.86rem;font-weight:570;white-space:nowrap}.nav-links>a:not(.nav-cta){color:var(--muted);transition:color .2s var(--ease)}.nav-links>a:hover,.nav-links>a[aria-current=page]{color:var(--text-strong)}.nav-cta,.button,.app-store-badge{min-height:48px;display:inline-flex;align-items:center;justify-content:center;border:1px solid transparent;border-radius:14px;background:var(--accent);color:var(--accent-ink);font-weight:720;line-height:1;transition:transform .22s var(--ease),background-color .22s var(--ease),box-shadow .22s var(--ease)}.nav-cta{min-height:42px;padding:0 18px}.button,.app-store-badge{padding:0 23px}.button:hover,.nav-cta:hover,.app-store-badge:hover{transform:translateY(-2px);background:var(--accent-strong);box-shadow:0 14px 34px color-mix(in srgb,var(--accent) 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var(--line);border-radius:var(--radius-sm);background:var(--surface-glass);cursor:pointer;order:3}.nav-toggle span:not(.sr-only){width:20px;height:1.5px;display:block;margin:5px auto;background:var(--text-strong);transition:transform .2s var(--ease)}.hero{min-height:100dvh;position:relative;overflow:hidden;display:grid;align-items:center;padding:calc(var(--header-height) + 44px) 0 56px;background:var(--bg-deep)}.hero-atmosphere{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:var(--atmosphere-opacity);filter:var(--atmosphere-filter);mix-blend-mode:var(--atmosphere-blend)}.hero:after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 78% 48%,color-mix(in srgb,var(--accent) 10%,transparent),transparent 32%),linear-gradient(90deg,var(--bg-deep) 0%,color-mix(in srgb,var(--bg-deep) 84%,transparent) 42%,transparent 82%)}.hero-shell{position:relative;z-index:2;width:min(var(--container),calc(100% - 64px));margin-inline:auto;display:grid;grid-template-columns:repeat(12,1fr);align-items:center;gap:24px}.hero-copy{grid-column:1 / span 6;align-self:center;max-width:660px}.eyebrow,.hero-kicker,.preview-label,.breadcrumb,.coordinate-label{font-family:DM Mono,monospace;font-size:.72rem;font-weight:500;letter-spacing:.12em;text-transform:uppercase}.hero-kicker,.eyebrow,.preview-label,.coordinate-label{color:var(--accent)}.hero-kicker{margin-bottom:22px}.hero h1{max-width:100%;margin:0;font-size:clamp(3.3rem,4.2vw,4rem);font-weight:520;line-height:.92;letter-spacing:-.065em;text-wrap:initial}.hero h1 span{display:block;color:var(--accent)}.hero h1 .hero-line-primary{color:var(--text-strong)}@media(min-width:901px){.hero-line{white-space:nowrap}}.hero-body{max-width:47ch;margin:27px 0 0;color:var(--muted);font-size:clamp(1rem,1.35vw,1.18rem);line-height:1.55}.hero-actions{display:flex;align-items:center;gap:22px;margin-top:30px}.text-link{display:inline-flex;align-items:center;gap:8px;color:var(--text-strong);font-weight:650;border-bottom:1px solid var(--line-strong);padding-bottom:3px;transition:color .2s var(--ease),border-color .2s var(--ease)}.text-link:hover{color:var(--accent);border-color:var(--accent)}.hero-product{grid-column:7 / -1;min-height:min(720px,calc(100dvh - 145px));position:relative}.device-shot{margin:0;border:1px solid var(--line);border-radius:34px;overflow:hidden;background:var(--surface);box-shadow:var(--shadow)}.device-shot img{width:100%;height:100%;object-fit:contain}.hero-device-primary{position:absolute;z-index:3;width:min(47%,360px);height:88%;left:8%;top:4%;transform:rotate(-3deg)}.hero-device-secondary{position:absolute;z-index:2;width:min(43%,330px);height:78%;right:2%;top:15%;transform:rotate(4deg);opacity:.94}.hero-coordinate{position:absolute;z-index:4;right:2%;bottom:3%;max-width:190px;padding:16px 18px;border:1px solid var(--line-strong);border-radius:var(--radius-md);background:var(--surface-glass);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);box-shadow:var(--shadow-soft)}.hero-coordinate strong,.hero-coordinate span{display:block}.hero-coordinate strong{color:var(--text-strong);font-size:1.12rem}.hero-coordinate span{margin-top:4px;color:var(--accent);font-family:DM Mono,monospace;font-size:.7rem}.home-section{position:relative;padding:clamp(92px,10vw,150px) 0}.section-heading{max-width:770px;margin-bottom:54px}.section-heading h2,.section-copy h2,.download-layout h2{margin:0;font-size:clamp(2.65rem,5vw,5.3rem);line-height:.98;letter-spacing:-.06em}.section-heading p,.section-copy>p,.download-layout p{max-width:60ch;margin:22px 0 0;color:var(--muted);font-size:1.04rem}.proof-band{border-block:1px solid var(--line);background:color-mix(in srgb,var(--surface) 42%,transparent)}.proof-grid{min-height:180px;display:grid;grid-template-columns:1.35fr .65fr .65fr}.proof-stat{display:flex;flex-direction:column;justify-content:center;padding:30px 36px;border-right:1px solid var(--line)}.proof-stat:last-child{border:0}.proof-stat strong{color:var(--text-strong);font-size:clamp(2.2rem,4vw,4.7rem);font-weight:500;letter-spacing:-.055em;line-height:1;font-variant-numeric:tabular-nums}.proof-stat:first-child strong{color:var(--accent)}.proof-stat span{margin-top:9px;color:var(--muted)}.learning-loop{grid-column:1 / -1;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}.learning-loop a{padding:20px 36px;border-right:1px solid var(--line);color:var(--muted);transition:color .2s var(--ease),background-color .2s var(--ease)}.learning-loop a:last-child{border:0}.learning-loop a:hover{color:var(--text-strong);background:color-mix(in srgb,var(--accent) 8%,transparent)}.learning-loop strong{display:block;color:var(--text-strong);margin-bottom:3px}.modes-section{background:color-mix(in srgb,var(--surface) 36%,transparent)}.modes-layout{display:grid;grid-template-columns:minmax(340px,.8fr) minmax(560px,1.2fr);align-items:start;gap:clamp(50px,7vw,110px)}.mode-list{display:grid;gap:10px;margin-top:38px}.mode-option{width:100%;min-height:60px;display:grid;grid-template-columns:1fr auto;align-items:center;gap:18px;padding:0 18px;border:1px solid var(--line);border-radius:var(--radius-sm);background:transparent;color:var(--muted);text-align:left;cursor:pointer;transition:border-color .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease),transform .2s 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