:root{--sw-ink-green: #0e1310;--sw-pine: #0e5640;--sw-signal: #137356;--sw-mint: #2fab88;--sw-tint: #e7f2ee;--sw-violet: #9747ff;--sw-aubergine: #2d2440;--sw-lav: #ece0fb;--sw-amber: #7a5406;--sw-amber-tint: #fbf3df;--sw-1a: #1a1a1a;--sw-2d: #2d2d2d;--sw-68: #686868;--sw-e6: #e6e6e6;--text: #2d2d2d;--head: #1a1a1a;--muted: #686868;--paper: #f7f7f4;--card: #ffffff;--line: #dbe4e0;--border: var(--line);--soft: #e7f2ee;--tint: #e7f2ee;--accent: #137356;--accent-fill: #137356;--deep: #0e5640;--onaccent: #fff;--grad: linear-gradient(120deg, #137356, #0e5640);--rcard: 16px;--rbtn: 999px;--promptbg: #15221d;--promptline: #2d453c;--promptink: #c9ded5;--pbtnbg: #d8efe6;--pbtnink: #0e1310;--dark: #0e1310;--darkink: #cfe0d8;--shadow: 0 2px 4px rgba(22, 15, 66, .06);--shadow-lift: 0 14px 34px -18px color-mix(in srgb, var(--deep) 48%, transparent);--font: "Open Sans", Arial, Helvetica, sans-serif}@property --tracker-progress{syntax: "<percentage>"; inherits: false; initial-value: 0%;}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:80px}body{margin:0;background:var(--paper);color:var(--text);font-family:var(--font);line-height:1.5;-webkit-font-smoothing:antialiased}button,input{font:inherit}a{color:var(--accent)}a:hover{color:var(--head)}:where(a,button,input,summary):focus-visible{outline:3px solid var(--accent);outline-offset:3px}main.theme-chatgpt{--paper: #f6f8f7;--card: #ffffff;--line: #dbe4e0;--soft: #d7f0e7;--walk-accent: #10a37f;--walk-deep: #0b7a5f;--grad: linear-gradient(120deg, #0b7a5f, #10a37f);--promptbg: #0f2a24;--promptline: #25473e;--promptink: #bcded2;--pbtnbg: #8ce6cc;--pbtnink: #0d312a;--rcard: 16px;--rbtn: 999px}main.theme-claude{--paper: #f3ece1;--card: #fffaf2;--line: #e2d4bf;--soft: #f4ddd0;--walk-accent: #d97757;--walk-deep: #a5502f;--grad: linear-gradient(120deg, #c05f3c, #e0916b);--promptbg: #34281e;--promptline: #55412f;--promptink: #e8d5c2;--pbtnbg: #efb27f;--pbtnink: #46281a;--rcard: 20px;--rbtn: 999px}main.theme-copilot{--paper: #f3f5fb;--card: #ffffff;--line: #d9dff0;--soft: #e2e6fc;--walk-accent: #4e5fe4;--walk-deep: #3546c0;--grad: linear-gradient(120deg, #0078d4, #7a5af8);--promptbg: #141a36;--promptline: #2c3563;--promptink: #c6cdf2;--pbtnbg: #9aa8ff;--pbtnink: #131a3d;--rcard: 12px;--rbtn: 10px}main.theme-gemini{--paper: #f8faff;--card: #ffffff;--line: #dde3f0;--soft: #e0eafe;--walk-accent: #3e6ff4;--walk-deep: #2b53c4;--grad: linear-gradient(110deg, #4285f4, #9b72cb, #d96570);--promptbg: #131c33;--promptline: #2b3a5f;--promptink: #c6d4f6;--pbtnbg: #a8c4ff;--pbtnink: #102048;--rcard: 24px;--rbtn: 999px}main.guide-page{background:var(--paper);color:var(--text)}.skip-link{position:fixed;left:18px;top:10px;z-index:100;transform:translateY(-160%);padding:12px 16px;background:var(--head);color:#fff;border-radius:4px;font-weight:800;text-decoration:none}.skip-link:focus{transform:translateY(0)}.site-header{position:sticky;top:0;z-index:40;min-height:66px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px 32px;padding:0 clamp(20px,4vw,48px);background:var(--paper);border-bottom:1px solid var(--line)}.brand{display:inline-flex;align-items:center;gap:10px;min-height:44px;text-decoration:none;color:var(--head);font-weight:800;font-size:13px;letter-spacing:.01em}.brand:hover{color:var(--head)}.brand-dot{width:14px;height:14px;flex:none;border-radius:50% 50% 50% 4px;background:var(--grad);transform:rotate(-12deg)}.site-header nav{display:flex;flex-wrap:wrap;gap:8px 26px}.site-header nav a{min-height:44px;display:inline-flex;align-items:center;text-decoration:none;color:var(--muted);font-size:13px;font-weight:700}.site-header nav a:hover,.site-header nav a[aria-current=page]{color:var(--deep)}.site-footer{display:grid;gap:14px;padding:44px clamp(20px,4vw,48px);background:var(--dark);color:var(--darkink);font-size:12px;line-height:1.7}.site-footer>*{max-width:1080px;margin:0 auto;width:100%}.site-footer .brand{color:inherit}.site-footer .brand:hover{color:#fff}.site-footer p{margin:0;opacity:.75;max-width:760px}.hub,.guide-page{width:min(1080px,calc(100% - 48px));margin:32px auto 80px}h1{color:var(--head);letter-spacing:-.02em;margin:0 0 12px;font-size:clamp(32px,4vw,44px);line-height:1.12;font-weight:700}h2{color:var(--head);margin:36px 0 12px;font-size:clamp(22px,2.4vw,28px);letter-spacing:-.015em}.lede{max-width:62ch;margin:0 0 28px;color:var(--muted);font-size:16px;line-height:1.55}.eyebrow{margin:0 0 12px;font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--deep)}.card-list,.week-grid{list-style:none;padding:0;margin:0;display:grid;gap:12px}.card-list li,.week-grid li{padding:18px 20px;background:var(--card);border:1px solid var(--line);border-radius:var(--rcard);box-shadow:var(--shadow)}.card-list a,.week-grid a{font-weight:700;color:var(--head);text-decoration:none}.card-list a:hover,.week-grid a:hover{color:var(--deep)}.card-list span,.week-grid small{display:block;margin-top:4px;color:var(--muted);font-size:13px}.week-grid{grid-template-columns:repeat(auto-fit,minmax(140px,1fr))}.week-grid .is-locked{color:var(--muted);background:color-mix(in srgb,var(--paper) 70%,var(--line));box-shadow:none}.locked-note{padding:18px 20px;background:var(--sw-amber-tint);color:var(--sw-amber);border-radius:var(--rcard);border:1px solid color-mix(in srgb,var(--sw-amber) 22%,var(--line))}.prompt-list li{background:var(--promptbg);border:1px solid var(--promptline);border-radius:var(--rcard)}.prompt-list a{color:var(--promptink)}.prompt-list a:hover{color:#fff}.prompt-list span{color:color-mix(in srgb,var(--promptink) 72%,transparent)}.guide-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;flex-wrap:wrap;margin-bottom:28px}.guide-heading>div:first-child{max-width:56ch}.guide-heading .lede{margin-bottom:0}.guide-meta{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px 18px;margin:0;font-size:13px;color:var(--muted)}.guide-meta dt{font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}.guide-meta dd{margin:4px 0 0;font-weight:700;color:var(--head)}.safety{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin:0 0 22px;padding:18px 22px;background:color-mix(in srgb,var(--card) 62%,var(--soft));border:1px solid var(--line);border-radius:var(--rcard)}.safety-icon{width:36px;height:36px;flex:none;display:grid;place-items:center;border-radius:50%;background:var(--head);color:var(--paper);font-weight:800}.safety>div{flex:1;min-width:260px;display:grid;gap:3px}.safety strong{font-size:14px;color:var(--head)}.safety span{color:var(--muted);font-size:13px;line-height:1.5}.downloads{display:flex;flex-wrap:wrap;align-items:center;gap:12px 18px;margin:0 0 22px;font-size:14px}.downloads a{font-weight:700;color:var(--deep)}.limitations{color:var(--muted);font-size:14px;margin:0 0 22px}.guide-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:28px;align-items:start}.provider-switcher{margin:8px 0 28px}.switcher-label{font-weight:700;margin:0 0 12px;color:var(--head)}.provider-tabs{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px}.provider-tabs button{cursor:pointer;text-align:left;display:flex;flex-direction:column;gap:12px;min-height:44px;padding:22px 20px;background:var(--card);border:2px solid var(--line);border-radius:var(--rcard);box-shadow:var(--shadow);color:var(--head);font:inherit;font-weight:700}.provider-tabs button:hover{border-color:color-mix(in srgb,var(--walk-accent, var(--accent)) 50%,var(--line))}.provider-tabs button.is-selected{border-color:var(--walk-accent, var(--accent));box-shadow:0 20px 44px -18px color-mix(in srgb,var(--walk-accent, var(--accent)) 55%,transparent);transform:translateY(-4px);color:var(--head)}.product-mark{width:46px;height:46px;display:grid;place-items:center;overflow:hidden}.product-mark img{width:25px;height:25px;display:block}.product-chatgpt .product-mark{background:#10a37f;border-radius:50%}.product-chatgpt .product-mark img{filter:brightness(0) invert(1)}.product-claude .product-mark{background:#f2e2d9;border-radius:14px}.product-copilot .product-mark{background:linear-gradient(135deg,#0078d4,#8a3ffc);border-radius:10px}.product-gemini .product-mark{background:#edf3ff;border-radius:14px}.product-copy strong{display:block;font-size:17px}.prose :first-child{margin-top:0}.prose a{color:var(--accent)}.provider-block{--accent: var(--walk-accent, var(--accent));--deep: var(--walk-deep, var(--deep));border:1px solid var(--line);border-left:3px solid var(--walk-accent, var(--accent));background:color-mix(in srgb,var(--card) 70%,var(--soft));border-radius:var(--rcard);padding:18px 20px;margin:16px 0}.prose>h2{color:var(--head);padding-bottom:8px;border-bottom:1px solid var(--line)}.prose>ol{list-style:none;margin:20px 0;padding:0;display:grid;gap:14px;counter-reset:shared-step}.prose>ol>li{display:grid;grid-template-columns:46px 1fr;gap:16px;align-items:start;counter-increment:shared-step}.prose>ol>li:before{content:counter(shared-step);width:46px;height:46px;display:grid;place-items:center;border-radius:50%;background:var(--card);color:var(--head);border:2px solid var(--line);font-weight:800;font-size:17px}.prose>ol>li:after{content:none}.prompt-card{overflow:hidden;background:var(--promptbg);border:1px solid var(--promptline);border-radius:var(--rcard);margin:16px 0}.prompt-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 18px;border-bottom:1px solid var(--promptline);color:var(--promptink);font-size:12px;font-weight:700;letter-spacing:.05em}.prompt-head button{cursor:pointer;min-height:44px;padding:7px 14px;border:0;border-radius:var(--rbtn);background:var(--pbtnbg);color:var(--pbtnink);font-size:11px;font-weight:800;letter-spacing:.06em}.prompt-card pre{margin:0;padding:18px;max-height:340px;overflow:auto;white-space:pre-wrap;color:var(--promptink);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px;line-height:1.65}.guide-screenshot{margin:16px 0;overflow:hidden;background:color-mix(in srgb,var(--card) 82%,var(--soft));border:1px solid var(--line);border-radius:14px;box-shadow:0 14px 30px -26px #1118148c}.screenshot-trigger{position:relative;display:block;width:100%;padding:0;overflow:hidden;border:0;background:#151515;cursor:zoom-in}.screenshot-trigger img,.guide-screenshot img{display:block;width:100%;height:auto;object-fit:cover;object-position:top center;transition:transform .35s cubic-bezier(.22,1,.36,1)}.screenshot-trigger:hover img{transform:scale(1.012)}.screenshot-trigger:focus-visible{outline:3px solid var(--accent);outline-offset:-3px}.screenshot-zoom-hint{position:absolute;right:12px;bottom:12px;padding:7px 10px;border-radius:999px;background:#0f1713db;color:#fff;font-size:10px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;opacity:0;transform:translateY(4px);transition:opacity .2s ease,transform .2s ease}.screenshot-trigger:hover .screenshot-zoom-hint,.screenshot-trigger:focus-visible .screenshot-zoom-hint{opacity:1;transform:translateY(0)}.guide-screenshot figcaption{display:grid;grid-template-columns:1fr auto;gap:4px 18px;align-items:center;padding:13px 16px 14px}.guide-screenshot figcaption strong{color:var(--head);font-size:13px;line-height:1.35}.guide-screenshot figcaption span{grid-column:1;color:var(--muted);font-size:12px;line-height:1.5}.guide-screenshot figcaption>button{grid-column:2;grid-row:1 / span 2;padding:0;border:0;background:transparent;color:var(--deep);font:inherit;font-size:11px;font-weight:800;white-space:nowrap;cursor:zoom-in}.guide-screenshot figcaption>button:hover{text-decoration:underline}.screenshot-lightbox{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;padding:clamp(14px,3vw,38px);background:#090e0ceb;animation:lightbox-fade .18s ease-out;cursor:zoom-out}.screenshot-lightbox-backdrop{position:absolute;inset:0;width:100%;height:100%;padding:0;border:0;background:transparent;cursor:zoom-out}.screenshot-lightbox-panel{position:relative;z-index:1;display:grid;max-width:min(1500px,96vw);max-height:94vh;overflow:hidden;border:1px solid rgba(255,255,255,.24);border-radius:18px;background:#fff;box-shadow:0 30px 90px #0000007a;cursor:default;animation:lightbox-rise .24s cubic-bezier(.22,1,.36,1)}.screenshot-lightbox-panel>img{display:block;max-width:100%;max-height:calc(94vh - 72px);width:auto;height:auto;object-fit:contain;background:#171717}.screenshot-lightbox-close{position:absolute;top:12px;right:12px;z-index:1;display:grid;place-items:center;width:42px;height:42px;padding:0;border:1px solid rgba(255,255,255,.45);border-radius:50%;background:#0c120fe0;color:#fff;font-size:28px;line-height:1;cursor:pointer;box-shadow:0 8px 24px #0000003d}.screenshot-lightbox-close:hover{background:#0c120f}.screenshot-lightbox-close:focus-visible{outline:3px solid #fff;outline-offset:3px}.screenshot-lightbox-caption{display:grid;gap:3px;padding:14px 18px 16px}.screenshot-lightbox-caption strong{color:var(--head);font-size:14px}.screenshot-lightbox-caption span{color:var(--muted);font-size:12px;line-height:1.45}@keyframes lightbox-fade{0%{opacity:0}}@keyframes lightbox-rise{0%{opacity:0;transform:translateY(12px) scale(.985)}}.progress-tracker{position:sticky;top:82px;padding:20px;background:var(--card);border:1px solid color-mix(in srgb,var(--line) 78%,var(--accent));border-radius:calc(var(--rcard) + 2px);box-shadow:0 20px 48px -30px color-mix(in srgb,var(--head) 48%,transparent)}.tracker-summary{display:grid;grid-template-columns:88px 1fr;align-items:center;gap:16px}.tracker-ring{--tracker-progress: 0%;position:relative;width:88px;height:88px;display:grid;place-items:center;border-radius:50%;background:conic-gradient(var(--accent) var(--tracker-progress),var(--line) 0)}.tracker-ring:before{content:"";position:absolute;inset:8px;border-radius:inherit;background:var(--card);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--line) 65%,transparent)}.tracker-ring>span{position:relative;z-index:2;font-size:18px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--head)}.tracker-copy{min-width:0}.tracker-kicker,.tracker-copy p{margin:0 0 4px;color:var(--deep);font-size:11px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.tracker-count{margin:0;font-size:22px;line-height:1.1;letter-spacing:-.02em;color:var(--head)}.tracker-expand{display:none}.tracker-bar{position:relative;height:8px;margin:16px 0 17px;overflow:hidden;border-radius:999px;background:var(--line)}.tracker-bar>span{display:block;height:100%;border-radius:inherit;background:linear-gradient(120deg,#137356,#0e5640)}.tracker-details{display:block}.tracker-list{list-style:none;padding:0;margin:0;display:grid;gap:9px}.tracker-list label{display:grid;grid-template-columns:17px 1fr;gap:9px;align-items:start;color:var(--muted);font-size:13px;line-height:1.45;cursor:pointer}.tracker-list input{width:16px;height:16px;margin:2px 0 0;accent-color:var(--accent)}.tracker-note{margin:14px 0 0;color:var(--muted);font-size:12px;line-height:1.45}.artifact{color:var(--sw-violet);font-weight:700}@media(max-width:840px){.guide-layout{grid-template-columns:1fr}.progress-tracker{order:-1;position:relative;top:auto;padding:12px}.tracker-summary{grid-template-columns:54px 1fr 34px;gap:10px}.tracker-ring{width:54px;height:54px}.tracker-ring:before{inset:6px}.tracker-ring>span{font-size:13px}.tracker-count{font-size:17px}.tracker-expand{cursor:pointer;display:grid;width:34px;height:34px;place-items:center;padding:0;border:1px solid var(--line);border-radius:50%;background:var(--card);color:var(--muted)}.tracker-expand span{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.tracker-bar{margin:10px 0 0}.tracker-details{display:none;padding-top:14px}.progress-tracker.is-expanded .tracker-details{display:block}}@media(max-width:640px){html{scroll-padding-top:76px}.site-header{min-height:62px;padding-inline:18px}.hub,.guide-page{width:min(1080px,calc(100% - 36px))}.guide-heading{flex-direction:column;align-items:flex-start}.prose>ol>li{grid-template-columns:36px 1fr;gap:12px}.prose>ol>li:before{width:36px;height:36px;font-size:14px}.guide-screenshot figcaption{grid-template-columns:1fr}.guide-screenshot figcaption>button{grid-column:1;grid-row:auto;justify-self:start}.screenshot-lightbox{padding:10px}.screenshot-lightbox-panel{max-width:100%;max-height:96vh;border-radius:12px}.screenshot-lightbox-panel>img{max-height:calc(96vh - 88px)}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}.provider-tabs button.is-selected,.screenshot-trigger:hover img{transform:none}}@media print{@page{margin:16mm}html,body,main{background:#fff!important;color:#2d2d2d!important}.site-header,.site-footer,.progress-tracker,.provider-switcher,.screenshot-zoom-hint,.screenshot-lightbox,.prompt-head button,.guide-screenshot figcaption>button{display:none!important}.hub,.guide-page{width:auto;margin:0}.prompt-card{break-inside:avoid;background:#f3f4f5!important;color:#2d2d2d!important;border-color:#b8bec7!important}.prompt-head,.prompt-card pre{color:#2d2d2d!important}.provider-block{break-inside:avoid}}