@font-face{font-family:Geist Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/assets/geist-cyrillic-ext-wght-normal-DjL33-gN.woff2)format("woff2-variations");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Geist Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/assets/geist-cyrillic-wght-normal-BEAKL7Jp.woff2)format("woff2-variations");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Geist Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/assets/geist-vietnamese-wght-normal-6IgcOCM7.woff2)format("woff2-variations");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Geist Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/assets/geist-latin-ext-wght-normal-DC-KSUi6.woff2)format("woff2-variations");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Geist Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/assets/geist-latin-wght-normal-BgDaEnEv.woff2)format("woff2-variations");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Libre Baskerville;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/libre-baskerville-latin-ext-400-normal-DehDhP4C.woff2)format("woff2"),url(/assets/libre-baskerville-latin-ext-400-normal-Dm_CMUlS.woff)format("woff");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Libre Baskerville;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/libre-baskerville-latin-400-normal-C42RasBZ.woff2)format("woff2"),url(/assets/libre-baskerville-latin-400-normal-B6A5kCEq.woff)format("woff");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Libre Baskerville;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/libre-baskerville-latin-ext-700-normal-URU-TBJY.woff2)format("woff2"),url(/assets/libre-baskerville-latin-ext-700-normal-CwmVKpN0.woff)format("woff");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Libre Baskerville;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/libre-baskerville-latin-700-normal-CLGq6Yj4.woff2)format("woff2"),url(/assets/libre-baskerville-latin-700-normal-DFRs2Bxw.woff)format("woff");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-border-style:solid;--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 #0000;--tw-outline-style:solid;--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial;--tw-backdrop-blur:initial;--tw-backdrop-brightness:initial;--tw-backdrop-contrast:initial;--tw-backdrop-grayscale:initial;--tw-backdrop-hue-rotate:initial;--tw-backdrop-invert:initial;--tw-backdrop-opacity:initial;--tw-backdrop-saturate:initial;--tw-backdrop-sepia:initial}}}@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--color-black:#000;--color-white:#fff;--text-xs:.75rem;--text-sm:.875rem;--radius-sm:.25rem;--radius-md:.375rem;--radius-lg:.5rem;--default-transition-duration:.15s;--default-transition-timing-function:cubic-bezier(.4, 0, .2, 1);--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.invisible{visibility:hidden}.visible{visibility:visible}.absolute{position:absolute}.fixed{position:fixed}.relative{position:relative}.static{position:static}.isolate{isolation:isolate}.block{display:block}.contents{display:contents}.flex{display:flex}.grid{display:grid}.hidden{display:none}.inline{display:inline}.table{display:table}.shrink{flex-shrink:1}.grow{flex-grow:1}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.flex-wrap{flex-wrap:wrap}.truncate{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.rounded{border-radius:.25rem}.border{border-style:var(--tw-border-style);border-width:1px}.bg-black{background-color:var(--color-black)}.bg-white{background-color:var(--color-white)}.text-black{color:var(--color-black)}.text-white{color:var(--color-white)}.lowercase{text-transform:lowercase}.uppercase{text-transform:uppercase}.shadow{--tw-shadow:0 1px 3px 0 var(--tw-shadow-color,#0000001a), 0 1px 2px -1px var(--tw-shadow-color,#0000001a);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.ring{--tw-ring-shadow:var(--tw-ring-inset,) 0 0 0 calc(1px + var(--tw-ring-offset-width)) var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.outline{outline-style:var(--tw-outline-style);outline-width:1px}.blur{--tw-blur:blur(8px);filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.grayscale{--tw-grayscale:grayscale(100%);filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.backdrop-filter{-webkit-backdrop-filter:var(--tw-backdrop-blur,) var(--tw-backdrop-brightness,) var(--tw-backdrop-contrast,) var(--tw-backdrop-grayscale,) var(--tw-backdrop-hue-rotate,) var(--tw-backdrop-invert,) var(--tw-backdrop-opacity,) var(--tw-backdrop-saturate,) var(--tw-backdrop-sepia,);backdrop-filter:var(--tw-backdrop-blur,) var(--tw-backdrop-brightness,) var(--tw-backdrop-contrast,) var(--tw-backdrop-grayscale,) var(--tw-backdrop-hue-rotate,) var(--tw-backdrop-invert,) var(--tw-backdrop-opacity,) var(--tw-backdrop-saturate,) var(--tw-backdrop-sepia,)}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important}}.home-game{width:min(1240px,100% - 40px);margin:42px auto 0}.home-practice-heading{grid-template-columns:minmax(0,1fr) minmax(280px,.55fr);align-items:end;gap:36px;margin-bottom:24px;display:grid}.home-practice-heading h1{max-width:780px;margin:0;font-size:clamp(39px,5vw,68px)}.home-practice-heading>p{color:var(--ink-soft);margin:0 0 7px}.practice-selector{grid-template-columns:minmax(240px,.48fr) minmax(0,1.52fr);align-items:end;gap:clamp(34px,6vw,84px);width:min(1240px,100% - 40px);margin:76px auto 48px;display:grid}.practice-selector header h2{max-width:390px;margin:0;font-size:clamp(34px,4vw,52px)}.practice-mode-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;display:grid}.practice-mode-card{min-width:0;min-height:326px;color:var(--ink);background:var(--paper-bright);border:1px solid var(--line-dark);border-radius:14px;grid-template-rows:174px minmax(0,1fr);padding:0;text-decoration:none;transition:transform .16s,border-color .16s,box-shadow .16s;display:grid;position:relative;overflow:hidden}.practice-mode-visual{background:var(--paper-deep);border-bottom:1px solid var(--line);place-items:center;min-width:0;min-height:0;margin:0;display:grid;position:relative;overflow:hidden}.practice-mode-visual[data-kind=masked] img{object-fit:cover;width:100%;height:100%;display:block}.practice-mode-visual[data-kind=silhouette]{background:radial-gradient(circle at center, #fffdf5d1, transparent 58%), var(--paper-deep)}.practice-mode-visual[data-kind=part]{background:var(--paper-deep)}.practice-mode-visual[data-kind=part] img{object-fit:contain;filter:drop-shadow(0 12px 18px #1e382e24);width:min(78%,190px);height:min(78%,140px);display:block}.practice-mode-visual .home-bird-silhouette{width:min(72%,250px);height:88%}.practice-mode-index{z-index:1;color:var(--paper-bright);letter-spacing:.12em;text-shadow:0 1px 10px #0000008c;font-size:11px;font-weight:800;position:absolute;top:14px;left:16px}.practice-mode-visual[data-kind=silhouette] .practice-mode-index{color:var(--vermilion);text-shadow:none}.practice-mode-body{align-content:start;padding:20px 22px 22px;display:grid;position:relative}.practice-mode-body>p{color:var(--vermilion);letter-spacing:.12em;text-transform:uppercase;margin:0 0 4px;font-size:11px;font-weight:800}.practice-mode-body h3{margin:0 0 8px;padding-right:26px;font-size:clamp(23px,2.2vw,29px)}.practice-mode-body strong{max-width:300px;color:var(--ink-soft);font-size:13px;font-weight:500}.practice-mode-body svg{width:18px;color:var(--kingfisher);position:absolute;top:22px;right:22px}@media (hover:hover){.practice-mode-card:hover{border-color:var(--kingfisher);transform:translateY(-3px);box-shadow:0 16px 36px #1e382e1a}.practice-mode-card:hover .home-bird-silhouette{transform:translateY(-3px)}}.home-method{width:min(1120px,100% - 40px);margin:44px auto 96px}.home-method>header{max-width:700px;margin-bottom:26px}.home-method h2{margin:0;font-size:clamp(32px,4vw,48px)}.method-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:repeat(4,minmax(0,1fr));margin:0;padding:0;list-style:none;display:grid}.method-strip li{grid-template-columns:auto 1fr;align-content:start;gap:8px 12px;min-width:0;padding:22px 20px;display:grid}.method-strip li+li{border-left:1px solid var(--line)}.method-strip span{color:var(--vermilion);letter-spacing:.12em;font-size:11px;font-weight:800}.method-strip svg{width:20px;color:var(--kingfisher);grid-area:2/1}.method-strip div{grid-area:1/2/span 2}.method-strip strong,.method-strip p{display:block}.method-strip strong{font-family:var(--font-display);font-size:18px}.method-strip p{color:var(--ink-soft);margin:6px 0 0;font-size:14px}.species-preview{grid-template-columns:minmax(180px,.34fr) minmax(0,1.66fr);gap:clamp(34px,6vw,78px);width:min(1240px,100% - 40px);margin:0 auto 76px;display:grid}.species-preview header h2{margin:0;font-size:clamp(34px,4vw,52px)}.species-link-grid{background:var(--line);border:1px solid var(--line-dark);border-radius:12px;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1px;min-width:0;display:grid;overflow:hidden}.species-link-grid a:not(.button){background:var(--paper-bright);grid-template-rows:158px auto auto;align-content:start;min-width:0;padding:14px;text-decoration:none;display:grid;position:relative}.species-link-grid figure{background:radial-gradient(circle at center, #fffc, transparent 60%), var(--paper-deep);border-radius:7px;place-items:center;min-width:0;min-height:0;margin:0 0 12px;display:grid}.home-bird-silhouette{background:var(--ink);width:88%;height:88%;transition:transform .16s;display:block;-webkit-mask-position:50%;mask-position:50%;-webkit-mask-size:contain;mask-size:contain;-webkit-mask-repeat:no-repeat;mask-repeat:no-repeat}.species-link-index{color:var(--vermilion);margin-bottom:5px;font-size:11px;font-weight:800}.species-link-grid strong{font-family:var(--font-display);line-height:1.25;transition:color .14s}.species-link-grid em{color:var(--ink-soft);margin-top:3px;font-size:12px}.species-link-grid svg{width:16px;color:var(--kingfisher);position:absolute;top:22px;right:22px}.next-pack-preview{grid-template-columns:minmax(180px,.34fr) minmax(0,1.66fr);align-items:start;gap:clamp(34px,6vw,78px);width:min(1120px,100% - 40px);margin:0 auto 104px;display:grid}.next-pack-preview>p{margin-top:9px}.next-pack-preview h2{max-width:760px;margin:0;font-size:clamp(32px,4vw,48px)}.next-pack-preview div>p{max-width:650px;color:var(--ink-soft);margin:18px 0 0;font-size:clamp(16px,1.8vw,19px)}@media (hover:hover){.species-link-grid a:not(.button):hover strong{color:var(--kingfisher)}.species-link-grid a:not(.button):hover .home-bird-silhouette{transform:translateY(-4px)}}.identification-primer{border-top:1px solid var(--line-dark);grid-template-columns:minmax(230px,.5fr) minmax(0,1.5fr);gap:clamp(36px,7vw,90px);width:min(1120px,100% - 40px);margin:0 auto 120px;padding-top:56px;display:grid}.identification-primer header h2{max-width:390px;margin:0;font-size:clamp(32px,3.7vw,48px)}.identification-primer-copy{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:repeat(3,minmax(0,1fr));display:grid}.identification-primer article{padding:24px}.identification-primer article+article{border-left:1px solid var(--line)}.identification-primer h3{margin:0 0 10px;font-size:20px}.identification-primer p{color:var(--ink-soft);margin:0}.identification-primer a:not(.button){color:var(--kingfisher);text-underline-offset:3px;font-weight:700}.identification-primer .identification-primer-guide{border-top:1px solid var(--line);grid-column:1/-1;padding:18px 24px}.home-faq-flow{margin-bottom:120px}.home-faq-flow .faq-section{margin-bottom:32px}.home-related-links{flex-wrap:wrap;justify-content:center;gap:12px 24px;width:min(1120px,100% - 40px);margin:0 auto;padding:22px 0;display:flex}.home-related-links a:not(.button){color:var(--ink-soft);text-underline-offset:4px;font-size:14px;font-weight:500;text-decoration-thickness:1px}.home-return-practice{justify-content:center;width:min(1120px,100% - 40px);margin:30px auto 0;display:flex}@media (hover:hover){.home-related-links a:not(.button):hover{color:var(--kingfisher)}}@media (width<=860px){.practice-selector,.species-preview,.next-pack-preview,.identification-primer,.home-practice-heading{grid-template-columns:1fr}}@media (width<=600px){.home-game,.practice-selector,.home-method,.species-preview,.next-pack-preview,.identification-primer{width:min(100% - 28px,1240px)}.home-game{margin-top:16px}.home-practice-heading{gap:14px}.home-practice-heading h1{font-size:39px}.practice-selector{margin-top:48px}.practice-mode-grid{grid-template-columns:1fr}.practice-mode-card{grid-template-rows:156px minmax(0,1fr);min-height:292px}.home-method{margin-top:36px;margin-bottom:72px}.method-strip{grid-template-columns:1fr}.method-strip li{padding:20px 0}.method-strip li+li{border-top:1px solid var(--line);border-left:0}.species-preview,.next-pack-preview{margin-bottom:88px}.species-link-grid{grid-template-columns:repeat(auto-fit,minmax(145px,1fr))}.species-link-grid a:not(.button){grid-template-rows:142px auto auto}.identification-primer{margin-bottom:88px;padding-top:42px}.identification-primer-copy{grid-template-columns:1fr}.identification-primer article{padding:22px 0}.identification-primer article+article{border-top:1px solid var(--line);border-left:0}.identification-primer .identification-primer-guide{padding:18px 0}.home-faq-flow{margin-bottom:88px}.home-related-links{flex-direction:column;align-items:flex-start;gap:12px;width:min(100% - 28px,1120px);padding:18px 0}.home-return-practice{width:min(100% - 28px,1120px)}}.guide-definition,.guide-place-time,.guide-ethics,.guide-next-step{background:var(--paper-deep);border:1px solid var(--line);border-radius:14px;padding:clamp(26px,5vw,42px)}.guide-definition h2,.guide-place-time h2,.guide-ethics h2,.guide-next-step h2{max-width:700px}.guide-definition p:last-child{max-width:760px;color:var(--ink);font-family:var(--font-display);margin-bottom:0;font-size:clamp(21px,3vw,28px);line-height:1.45}.guide-term-grid,.guide-gear-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.guide-term-grid>div,.guide-gear-grid article{background:var(--paper-bright);border:1px solid var(--line);border-radius:10px;padding:22px}.guide-term-grid dt,.guide-gear-grid h3{color:var(--ink);font-family:var(--font-display);font-size:18px;font-weight:700}.guide-term-grid dd,.guide-gear-grid p{color:var(--ink-soft);margin:6px 0 0}.guide-language-note{border-left:4px solid var(--vermilion);margin-top:12px;padding:18px 22px}.guide-language-note p{color:var(--ink);margin:0;font-style:italic}.guide-observation-keys{border-top:1px solid var(--line-dark);gap:0;margin:24px 0 0;padding:0;list-style:none;display:grid}.guide-observation-keys li{border-bottom:1px solid var(--line);grid-template-columns:56px minmax(0,1fr);gap:18px;padding:22px 0;display:grid}.guide-observation-keys li>span{color:var(--vermilion);font-family:var(--font-display);font-size:22px}.guide-observation-keys h3,.guide-observation-keys p{margin:0}.guide-inline-action{margin-top:22px;display:inline-block}.guide-place-time>div{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;display:grid}.guide-place-time p:last-child,.guide-ethics li,.guide-next-step p{color:var(--ink-soft)}.field-note-table{border-top:1px solid var(--line-dark);margin-top:22px}.field-note-table>div{border-bottom:1px solid var(--line);grid-template-columns:minmax(150px,.6fr) minmax(0,1.4fr);gap:24px;padding:16px 0;display:grid}.field-note-table span{color:var(--ink-soft)}.field-note-example{background:var(--paper-bright);border:1px solid var(--line);border-radius:12px;margin-top:28px;padding:26px}.field-note-example h3{margin-bottom:10px;font-size:23px}.field-note-example p{margin-bottom:14px}.guide-ethics ul{gap:12px;margin:22px 0 0;padding-left:22px;display:grid}.guide-next-step>div{flex-wrap:wrap;gap:12px;margin-top:24px;display:flex}.guide-sources{border-top:1px solid var(--line-dark);padding-top:30px}.guide-sources ul{gap:10px;margin:0;padding:0;list-style:none;display:grid}@media (width<=700px){.guide-term-grid,.guide-gear-grid,.guide-place-time>div{grid-template-columns:1fr}.guide-definition,.guide-place-time,.guide-ethics,.guide-next-step{padding:24px 20px}.field-note-table>div{grid-template-columns:1fr;gap:4px}.guide-next-step>div{flex-direction:column;align-items:stretch}}.guide-back{width:fit-content;color:var(--kingfisher);align-items:center;gap:8px;margin:-28px 0 36px;font-weight:750;text-decoration:none;display:inline-flex}.guide-back svg,.guide-source-note svg,.related-species svg{width:18px}.species-guide-hero{grid-template-columns:minmax(0,1.45fr) minmax(280px,.55fr);align-items:stretch;gap:24px;display:grid}.species-guide-hero .species-study{max-width:none}.species-facts{background:var(--spruce-dark);color:var(--paper-bright);border-radius:12px;padding:30px}.species-facts .eyebrow{color:#e5a58e}.species-facts dl,.species-facts dd{margin:0}.species-facts dl{gap:18px;display:grid}.species-facts dl div{border-top:1px solid #ffffff2e;padding-top:16px}.species-facts dt{color:#c9d4cd;letter-spacing:.08em;text-transform:uppercase;font-size:12px;font-weight:750}.species-facts dd{font-family:var(--font-display);margin-top:4px;font-size:18px}.field-mark-focus{background:var(--paper-deep);border:1px solid var(--line);border-radius:12px;grid-template-columns:minmax(0,.75fr) minmax(0,1.25fr);gap:38px;margin:34px 0 68px;padding:30px;display:grid}.field-mark-focus h2,.species-copy h2,.bird-call-panel h2,.guide-source-note h2,.related-species h2{margin:0;font-size:clamp(25px,3vw,34px)}.field-mark-focus p:last-child,.species-copy p,.guide-source-note p,.recording-description,.recording-credit{color:var(--ink-soft)}.field-mark-focus ul{gap:12px;margin:0;padding:0;list-style:none;display:grid}.field-mark-focus li{background:var(--paper-bright);border:1px solid var(--line);border-radius:8px;padding:14px 16px 14px 44px;position:relative}.field-mark-focus li:before{content:"";background:var(--vermilion);border-radius:50%;width:10px;height:10px;position:absolute;top:21px;left:18px}.species-learning-grid{grid-template-columns:minmax(0,.9fr) minmax(360px,1.1fr);gap:48px;display:grid}.species-copy{align-content:start;gap:44px;display:grid}.section-kicker{color:var(--vermilion);letter-spacing:.16em;text-transform:uppercase;margin:0 0 8px;font-size:11px;font-weight:800}.bird-call-panel{background:var(--paper-bright);border:1px solid var(--line-dark);box-shadow:var(--shadow);border-radius:12px;align-self:start;padding:30px}.bird-call-panel header{grid-template-columns:auto 1fr;gap:14px;display:grid}.bird-call-icon{background:var(--spruce);width:42px;height:42px;color:var(--paper-bright);border-radius:50%;place-items:center;display:grid}.bird-call-icon svg{width:20px}.bird-call-meta{color:var(--ink-soft);grid-column:2;font-size:13px}.bird-call-player{background:var(--paper-deep);border:1px solid var(--line);border-radius:10px;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;margin:24px 0 18px;padding:14px;display:grid}.bird-call-toggle{background:var(--spruce);color:#fff;min-height:46px;font:inherit;cursor:pointer;border:0;border-radius:8px;align-items:center;gap:9px;padding:0 18px;font-weight:760;display:inline-flex}.bird-call-toggle:disabled{cursor:wait;opacity:.72}.bird-call-toggle svg{width:17px}.bird-call-toggle:focus-visible{outline:3px solid var(--kingfisher);outline-offset:3px}.bird-call-status{color:var(--ink-soft);margin:0;font-size:13px}.bird-call-fallback{color:var(--kingfisher);text-underline-offset:3px;font-size:12px;font-weight:750}.recording-description{margin-bottom:8px}.recording-credit{margin-bottom:0;font-size:13px}.recording-credit a:not(.button),.guide-source-note a:not(.button),.related-species a:not(.button){color:var(--kingfisher);font-weight:720}.guide-source-note{border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark);justify-content:space-between;align-items:end;gap:36px;margin:68px 0;padding:30px 0;display:flex}.guide-source-note div{max-width:760px}.guide-source-note>a{white-space:nowrap;align-items:center;gap:8px;display:inline-flex}.related-species-heading{justify-content:space-between;align-items:end;gap:28px;display:flex}.related-species-actions{flex-wrap:wrap;justify-content:flex-end;gap:8px 18px;display:flex}.related-species-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:22px;display:grid}.related-species-grid a:not(.button){background:var(--paper-bright);border:1px solid var(--line);border-radius:10px;grid-template-columns:1fr auto;align-content:center;gap:5px 16px;min-height:116px;padding:20px;text-decoration:none;display:grid}.related-species-grid span{font-family:var(--font-display);font-size:18px}.related-species-grid small{color:var(--ink-soft);grid-column:1}.related-species-grid svg{grid-area:1/2/3;align-self:center}@media (width<=900px){.species-guide-hero,.field-mark-focus,.species-learning-grid{grid-template-columns:1fr}.species-facts dl{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=600px){.guide-back{margin-top:-16px}.field-mark-focus,.species-facts,.bird-call-panel{padding:22px}.species-facts dl,.bird-call-player{grid-template-columns:1fr}.bird-call-toggle{justify-content:center}.guide-source-note,.related-species-heading{flex-direction:column;align-items:flex-start}.related-species-actions{justify-content:flex-start}.related-species-grid{grid-template-columns:1fr}}.practice-page{width:min(1240px,100% - 40px);margin:42px auto 120px}.practice-page-heading{max-width:820px;margin-bottom:28px}.practice-page-heading h1{margin-bottom:14px;font-size:clamp(42px,5vw,68px)}.practice-page-heading>p:last-child{max-width:680px;color:var(--ink-soft);margin:0;font-size:18px}.memory-mode-explorer,.memory-method,.memory-faq-flow{width:min(1120px,100%);margin-left:auto;margin-right:auto}.memory-mode-explorer,.memory-method{margin-top:96px}.memory-mode-explorer>header,.memory-method>header{max-width:700px;margin-bottom:30px}.memory-mode-explorer h2,.memory-method h2{margin:0;font-size:clamp(32px,4vw,48px)}.memory-mode-list{grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(32px,6vw,72px);display:grid}.memory-mode-entry{min-width:0;color:var(--ink);align-content:start;gap:7px;padding:8px 0;text-decoration:none;display:grid}.memory-mode-entry>span{color:var(--vermilion);letter-spacing:.12em;text-transform:uppercase;font-size:11px;font-weight:800}.memory-mode-entry>strong{font-family:var(--font-display);font-size:24px}.memory-mode-entry>p{max-width:410px;color:var(--ink-soft);margin:0;font-size:14px}@media (hover:hover){a:not(.button).memory-mode-entry:hover{color:var(--kingfisher)}}a.memory-mode-entry>strong{text-underline-offset:5px;text-decoration:underline;text-decoration-thickness:1px}.memory-method-strip{grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(22px,4vw,48px);margin:0;padding:0;list-style:none;display:grid}.memory-method-strip li{grid-template-columns:auto 1fr;align-content:start;gap:8px 12px;min-width:0;display:grid}.memory-method-strip li>span{color:var(--vermilion);letter-spacing:.12em;font-size:11px;font-weight:800}.memory-method-strip svg{width:20px;color:var(--kingfisher);grid-area:2/1}.memory-method-strip div{grid-area:1/2/span 2}.memory-method-strip strong{font-family:var(--font-display);font-size:18px}.memory-method-strip p{color:var(--ink-soft);margin:6px 0 0;font-size:14px}.memory-faq-flow{margin-top:104px}.memory-faq-flow .faq-section{border-top:0;margin:0 0 34px;padding-top:0}.memory-faq-flow .faq-grid article:nth-last-child(-n+2){border-bottom:0}.memory-related-links{flex-wrap:wrap;justify-content:center;gap:12px 24px;padding:18px 0;display:flex}.memory-related-links a:not(.button){color:var(--ink-soft);text-underline-offset:4px;font-size:14px;font-weight:500;text-decoration-thickness:1px}@media (hover:hover){.memory-related-links a:not(.button):hover{color:var(--kingfisher)}}.color-memory-bench{--memory-stage-block-size:720px;block-size:var(--memory-stage-block-size);background:var(--paper-bright);border:1px solid var(--line-dark);box-shadow:var(--shadow);border-radius:14px;overflow:hidden}.memory-round{grid-template-rows:88px minmax(0,1fr);block-size:100%;display:grid}.memory-round-header{border-bottom:1px solid var(--line);grid-template-columns:1fr minmax(180px,360px);align-items:center;gap:30px;padding:20px 30px;display:grid}.memory-round-header>div:first-child{gap:4px;display:grid}.memory-round-header>div:first-child span{color:var(--vermilion);letter-spacing:.12em;text-transform:uppercase;font-size:11px;font-weight:800}.memory-round-header>div:first-child strong{font-family:var(--font-display);font-size:21px}.memory-round-grid{grid-template-columns:minmax(0,1.08fr) minmax(420px,.92fr);min-height:0;display:grid}.memory-visual-panel{background:radial-gradient(circle at 50% 42%, #ffffffb8, transparent 48%), var(--paper-deep);place-items:center;min-width:0;min-height:0;padding:clamp(28px,4vw,54px);display:grid;overflow:hidden}@supports (color:color-mix(in lab, red, red)){.memory-visual-panel{background:radial-gradient(circle at 50% 42%, #ffffffb8, transparent 48%), color-mix(in srgb, var(--paper-deep) 74%, white)}}.memory-visual-panel{border-right:1px solid var(--line)}.memory-bird-figure{grid-template-rows:minmax(0,1fr);justify-items:center;width:100%;min-width:0;height:100%;min-height:0;margin:0;display:grid}.memory-bird-silhouette,.memory-bird-reveal{grid-row:1;width:100%;height:100%;min-height:0}.memory-bird-silhouette{background:var(--ink);-webkit-mask-position:50%;mask-position:50%;-webkit-mask-size:contain;mask-size:contain;-webkit-mask-repeat:no-repeat;mask-repeat:no-repeat}.memory-bird-reveal{object-fit:contain;display:block}.memory-question-panel{align-items:center;min-width:0;min-height:0;padding:clamp(30px,3.5vw,50px);display:grid;overflow:auto}.memory-state-view{gap:22px;width:100%;animation:.16s ease-out practice-view-in;display:grid}.memory-state-view h2{margin:0;font-size:clamp(32px,3vw,45px)}.memory-choice-control{gap:12px;display:grid}.memory-selection-meter{gap:8px;display:flex}.memory-selection-meter>span{border:1px solid var(--line-dark);width:48px;height:14px;box-shadow:inset 0 0 0 2px var(--paper-bright);background:0 0;border-radius:999px}.memory-selection-meter>span[data-filled]{border-color:var(--spruce)}.memory-choice-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:9px;display:grid}.memory-color-choice{min-height:82px;color:var(--ink);background:var(--paper-bright);border:1px solid var(--line);cursor:pointer;border-radius:9px;place-items:stretch stretch;padding:7px;transition:transform .14s,border-color .14s,box-shadow .14s;display:grid;position:relative;overflow:hidden}.memory-color-choice>span{border:1px solid #192f263d;border-radius:6px;width:100%;height:100%;min-height:66px;box-shadow:inset 0 0 0 1px #ffffff2e}.memory-color-choice>svg{color:#fff;background:var(--spruce);border-radius:50%;width:20px;height:20px;padding:3px;position:absolute;top:10px;right:10px;box-shadow:0 1px 4px #12382c52}.memory-color-choice[data-selected]{border-color:var(--spruce);box-shadow:inset 0 0 0 2px var(--spruce)}.memory-color-choice:disabled{opacity:.34;cursor:not-allowed}@media (hover:hover){.memory-color-choice:hover:not(:disabled){border-color:var(--kingfisher);transform:translateY(-2px)}}.memory-color-choice:active:not(:disabled){transform:scale(.97)}.memory-view-actions{justify-content:flex-end;display:flex}.memory-state-view .memory-verdict{color:var(--vermilion);letter-spacing:.1em;text-transform:uppercase;align-items:center;gap:8px;margin:0;font-size:12px;font-weight:800;display:flex}.memory-verdict svg{width:18px;height:18px}.memory-extra-count{color:var(--ink-soft);background:var(--paper-deep);letter-spacing:0;text-transform:none;border-radius:5px;padding:3px 6px}.memory-verdict[data-correct]{color:var(--spruce)}.memory-comparison{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:0;display:grid}.memory-comparison>div{background:var(--paper-deep);border-radius:8px;min-width:0;padding:14px}.memory-comparison dt{color:var(--ink-soft);text-transform:uppercase;margin-bottom:7px;font-size:11px;font-weight:750}.memory-comparison dd{margin:0}.memory-color-list{flex-wrap:wrap;gap:5px;display:flex}.memory-color-list>span{width:32px;height:32px;box-shadow:0 0 0 2px var(--paper-bright), 0 0 0 3px var(--line);border:1px solid #192f264d;border-radius:50%;flex:0 0 32px}.memory-color-name{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.memory-lesson{color:var(--ink-soft);margin:0}.memory-summary{text-align:center;align-content:center;justify-items:center;width:min(920px,100% - 48px);height:100%;margin:0 auto;padding:54px 0;display:grid;overflow:auto}.memory-summary>svg{width:30px;height:30px;color:var(--kingfisher);margin-bottom:16px}.memory-summary h2{font-variant-numeric:tabular-nums;margin-bottom:8px;font-size:clamp(40px,5vw,62px)}.memory-summary-note{color:var(--ink-soft);margin:0 0 26px}.memory-summary ol{grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;width:100%;margin:0 0 30px;padding:0;list-style:none;display:grid}.memory-summary li{background:var(--paper-deep);border:1px solid var(--line);border-radius:9px;gap:8px;min-width:0;padding:14px 10px;display:grid}.memory-summary li>span:first-child{font-family:var(--font-display);font-size:13px}.memory-summary-status{color:var(--vermilion);place-items:center;display:grid}.memory-summary-score{color:var(--ink-soft);font-variant-numeric:tabular-nums;font-size:12px;font-weight:750}.memory-summary-status svg{width:18px;height:18px}.memory-summary li[data-correct] .memory-summary-status{color:var(--spruce)}.memory-summary li .memory-color-list{justify-content:center}.memory-summary li .memory-color-list>span{flex-basis:18px;width:18px;height:18px}@media (width<=860px){.memory-method-strip{grid-template-columns:repeat(2,minmax(0,1fr));gap:34px}.color-memory-bench{--memory-stage-block-size:1040px}.memory-round{grid-template-rows:88px minmax(0,1fr)}.memory-round-grid{grid-template-rows:minmax(0,400px) minmax(0,1fr);grid-template-columns:1fr}.memory-visual-panel{border-right:0;border-bottom:1px solid var(--line);padding:24px}.memory-summary ol{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=600px){.practice-page{width:min(100% - 28px,1240px);margin-top:16px;margin-bottom:80px}.practice-page-heading h1{font-size:39px}.memory-mode-explorer,.memory-method{margin-top:72px}.memory-mode-list,.memory-method-strip{grid-template-columns:1fr;gap:28px}.memory-faq-flow{margin-top:80px}.memory-faq-flow .faq-grid article:nth-last-child(2){border-bottom:1px solid var(--line)}.memory-related-links{flex-direction:column;align-items:flex-start;gap:12px;padding:14px 0}.color-memory-bench{--memory-stage-block-size:960px;border-radius:10px}.memory-round{grid-template-rows:104px minmax(0,1fr)}.memory-round-header{grid-template-columns:1fr;gap:12px;padding:16px 18px}.memory-round-grid{grid-template-rows:320px minmax(0,1fr)}.memory-visual-panel{padding:18px}.memory-question-panel{padding:24px 18px 28px}.memory-state-view{gap:18px}.memory-state-view h2{font-size:32px}.memory-choice-grid{gap:7px}.memory-color-choice{min-height:74px;padding:7px 4px}.memory-color-choice>span{min-height:58px}.memory-summary{width:min(100% - 32px,850px);padding:34px 0}.memory-summary ol{grid-template-columns:1fr;gap:7px}.memory-summary li{text-align:left;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:4px 12px;padding:9px 12px}.memory-summary-score{grid-column:1}.memory-summary-status{grid-area:1/2/span 2}.memory-summary li .memory-color-list{grid-column:1/-1;justify-content:flex-start}}.practice-pack-links{width:min(1120px,100%);margin:96px auto 0}.practice-pack-links>header{max-width:720px;margin-bottom:28px}.practice-pack-links h2{margin:0;font-size:clamp(32px,4vw,48px)}.practice-pack-links>header>p:last-child{max-width:660px;color:var(--ink-soft);margin:12px 0 0}.practice-pack-links ul{grid-template-columns:repeat(5,minmax(0,1fr));gap:clamp(18px,3vw,38px);margin:0;padding:0;list-style:none;display:grid}.practice-pack-links li{min-width:0}.practice-pack-links a:not(.button){min-width:0;min-height:40px;color:var(--ink);align-content:start;text-decoration:none;display:grid}.practice-pack-visual{place-items:center;height:92px;margin-bottom:12px;display:grid}.practice-pack-visual>span{background:var(--ink);width:92%;height:92%;display:block}@supports (color:color-mix(in lab, red, red)){.practice-pack-visual>span{background:color-mix(in srgb, var(--ink) 92%, var(--paper-deep))}}.practice-pack-visual>span{transition:transform .16s;-webkit-mask-position:50%;mask-position:50%;-webkit-mask-size:contain;mask-size:contain;-webkit-mask-repeat:no-repeat;mask-repeat:no-repeat}.practice-pack-links strong,.practice-pack-links em{min-width:0}.practice-pack-links strong{font-family:var(--font-display);line-height:1.3;transition:color .14s}.practice-pack-links em{color:var(--ink-soft);margin-top:3px;font-size:12px}@media (hover:hover){.practice-pack-links a:not(.button):hover strong{color:var(--kingfisher)}.practice-pack-links a:not(.button):hover .practice-pack-visual>span{transform:translateY(-3px)}}@media (width<=860px){.practice-pack-links ul{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (width<=600px){.practice-pack-links{margin-top:72px}.practice-pack-links ul{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 18px}.practice-pack-visual{height:82px}}.field-state-view{gap:22px;width:100%;animation:.16s ease-out practice-view-in;display:grid}.field-state-view h2{max-width:470px;margin:0;font-size:clamp(31px,3vw,44px)}.field-attempt-status{color:var(--ink-soft);font-variant-numeric:tabular-nums;margin:-10px 0 0;font-size:13px;font-weight:700}.field-view-actions{justify-content:flex-end;display:flex}.field-verdict{color:var(--vermilion);letter-spacing:.1em;text-transform:uppercase;align-items:center;gap:8px;margin:0;font-size:12px;font-weight:800;display:flex}.field-verdict[data-perfect]{color:var(--spruce)}.field-verdict svg{width:18px;height:18px}.field-comparison{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:0;display:grid}.field-comparison>div{background:var(--paper-deep);border-radius:8px;min-width:0;padding:14px}.field-comparison dt{color:var(--ink-soft);text-transform:uppercase;margin-bottom:5px;font-size:11px;font-weight:750}.field-comparison dd{margin:0;font-weight:750}.field-lesson{color:var(--ink-soft);margin:0}@media (width<=600px){.field-state-view{gap:18px}.field-state-view h2{font-size:33px}}:root{--paper:#f5f0e3;--paper-bright:#fffdf5;--paper-deep:#e9e1cd;--ink:#18352c;--ink-soft:#53655e;--spruce:#184d3b;--spruce-dark:#113b2e;--action-primary-background:var(--spruce);--action-primary-background-hover:var(--spruce-dark);--action-primary-background-active:var(--spruce-dark);--action-primary-background-disabled:var(--paper-deep);--action-primary-text:#fffdf5;--action-primary-text-disabled:var(--ink-soft);--action-primary-focus:var(--kingfisher);--kingfisher:#1d6b79;--vermilion:#be4b36;--line:#cfc5aa;--line-dark:#968b70;--shadow:0 22px 70px #27372c1a;--font-body:"Geist Variable", system-ui, sans-serif;--font-display:"Libre Baskerville", Georgia, serif}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--paper)}body{background:var(--paper);color:var(--ink);font-family:var(--font-body);margin:0;line-height:1.6}a{color:inherit}button,input{font:inherit}:focus-visible{outline:3px solid var(--kingfisher)}@supports (color:color-mix(in lab, red, red)){:focus-visible{outline:3px solid color-mix(in srgb, var(--kingfisher) 75%, white)}}:focus-visible{outline-offset:4px}.site-header{border-bottom:1px solid var(--line);grid-template-columns:1fr auto 1fr;align-items:center;gap:32px;width:min(1240px,100% - 40px);min-height:82px;margin:0 auto;display:grid}.brand{width:max-content;font-family:var(--font-display);letter-spacing:-.025em;align-items:center;gap:11px;font-weight:700;text-decoration:none;display:inline-flex}.brand-mark{object-fit:contain;flex:none;width:38px;height:38px}.site-header nav{gap:30px;display:flex}.site-header nav a:not(.button){color:var(--ink-soft);font-size:14px;font-weight:600;text-decoration:none}.site-header nav a:not(.button):hover{color:var(--spruce)}.header-action{min-height:40px;color:var(--spruce-dark);background:var(--paper-deep);justify-content:center;justify-self:end;align-items:center;padding:0 14px;display:inline-flex}@supports (color:color-mix(in lab, red, red)){.header-action{background:color-mix(in srgb, var(--paper-deep) 88%, var(--spruce) 12%)}}.header-action{touch-action:manipulation;border-radius:8px;font-size:13px;font-weight:700;line-height:1;text-decoration:none;transition:transform .16s,background-color .16s}@media (hover:hover){.header-action:hover{background:var(--paper-deep)}@supports (color:color-mix(in lab, red, red)){.header-action:hover{background:color-mix(in srgb, var(--paper-deep) 80%, var(--spruce) 20%)}}.header-action:hover{transform:translateY(-1px)}}.header-action:active{transform:scale(.98)}.observation-bench{--field-stage-block-size:650px;block-size:var(--field-stage-block-size);background:var(--paper-bright);border:1px solid var(--line-dark);box-shadow:var(--shadow);border-radius:14px;grid-template-rows:minmax(0,1fr);align-items:stretch;display:grid;position:relative;overflow:hidden}.observation-bench:before{content:"";opacity:.15;pointer-events:none;background-image:linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);background-size:34px 34px;position:absolute;inset:0;-webkit-mask-image:linear-gradient(to bottom right,#000,#0000 75%);mask-image:linear-gradient(to bottom right,#000,#0000 75%)}.eyebrow{color:var(--vermilion);letter-spacing:.16em;text-transform:uppercase;margin:0 0 14px;font-size:12px;font-weight:800}h1,h2,h3{font-family:var(--font-display);letter-spacing:-.035em;margin-top:0;line-height:1.12}.button{cursor:pointer;border:1px solid #0000;border-radius:9px;justify-content:center;align-items:center;gap:10px;min-height:46px;padding:0 20px;font-weight:750;line-height:1;text-decoration:none;transition:transform .16s,background .16s,border-color .16s;display:inline-flex}.button:hover{transform:translateY(-2px)}.button:disabled{cursor:not-allowed;opacity:1;transform:none}.button-primary{color:var(--action-primary-text);background:var(--action-primary-background);box-shadow:0 9px 24px #184d3b2b}.button-primary:hover{background:var(--action-primary-background-hover)}.button-primary:active{background:var(--action-primary-background-active)}.button-primary:focus-visible{outline-color:var(--action-primary-focus)}.button-primary:disabled{color:var(--action-primary-text-disabled);background:var(--action-primary-background-disabled);box-shadow:none}.button-secondary{color:var(--spruce);background:var(--paper-bright);border-color:var(--line-dark)}.round-panel{z-index:1;grid-template-rows:82px minmax(0,1fr);height:100%;min-height:0;display:grid;position:relative;overflow:hidden}.round-header{border-bottom:1px solid var(--line);grid-template-columns:auto minmax(180px,360px);justify-content:space-between;align-items:center;gap:30px;padding:20px 30px;display:grid}.round-header div:first-child{align-items:baseline;gap:14px;display:flex}.round-header span{color:var(--vermilion);letter-spacing:.12em;text-transform:uppercase;font-size:12px;font-weight:800}.round-header strong{font-family:var(--font-display);font-size:18px}.progress-track{background:var(--paper-deep);border-radius:10px;height:7px;overflow:hidden}.progress-track span{background:var(--kingfisher);border-radius:inherit;height:100%;transition:width .26s;display:block}.bench-grid{grid-template-columns:minmax(0,1.08fr) minmax(400px,.92fr);min-height:0;display:grid}.photo-panel{background:var(--paper-deep);flex-direction:column;justify-content:flex-start;min-width:0;min-height:0;padding:clamp(24px,4vw,54px);display:flex;overflow:hidden}@supports (color:color-mix(in lab, red, red)){.photo-panel{background:color-mix(in srgb, var(--paper-deep) 68%, white)}}.photo-panel{border-right:1px solid var(--line)}.species-study>p{color:var(--ink-soft);text-align:center;letter-spacing:.04em;margin:8px 0 0;font-size:12px}.bird-photo-frame{grid-template-rows:minmax(0,1fr);width:100%;height:100%;margin:0;display:grid}.bird-photo{object-fit:contain;background:var(--paper-deep);border-radius:10px;width:100%;height:100%;min-height:0;display:block}.question-panel{align-items:center;min-width:0;min-height:0;padding:clamp(30px,4.4vw,52px);display:grid;overflow:auto}@keyframes practice-view-in{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.choice-grid{grid-template-columns:repeat(3,1fr);gap:10px;display:grid}.tone-choice{min-height:88px;color:var(--ink);background:var(--paper-bright);border:1px solid var(--line);cursor:pointer;border-radius:10px;place-items:stretch stretch;padding:7px;transition:transform .14s,border-color .14s,box-shadow .14s;display:grid;position:relative}.tone-choice:hover:not(:disabled){border-color:var(--kingfisher);transform:translateY(-2px)}.tone-choice[data-selected]{border-color:var(--spruce);box-shadow:inset 0 0 0 2px var(--spruce)}.tone-choice[data-rejected]{opacity:.38;cursor:not-allowed;filter:grayscale(.55)}.tone-swatch{border:1px solid #192f2633;border-radius:6px;width:100%;height:100%;min-height:72px}.complete-panel{z-index:1;text-align:center;align-content:center;width:min(760px,100% - 48px);height:100%;margin:0 auto;padding:44px 0;display:grid;position:relative;overflow:auto}.complete-panel h2{margin-bottom:24px;font-size:clamp(40px,5vw,64px)}.score-stamp{border:2px solid var(--spruce);background:#dfe9df;border-radius:50%;place-content:center;width:142px;height:142px;margin:0 auto 24px;display:grid;transform:rotate(-3deg)}.score-stamp strong{font-family:var(--font-display);font-size:54px;line-height:.9}.score-stamp span{color:var(--ink-soft)}.observation-trail{grid-template-columns:repeat(5,1fr);gap:8px;max-width:560px;margin:0 auto 22px;padding:0;list-style:none;display:grid}.observation-trail li{background:var(--paper-deep);border:1px solid var(--line);border-radius:8px;gap:4px;min-width:0;padding:12px 8px;font-size:11px;display:grid}.observation-trail span{overflow-wrap:anywhere}.observation-trail strong{color:var(--vermilion)}.result-actions{justify-content:center;gap:12px;display:flex}.content-page{width:min(920px,100% - 40px);margin:0 auto;padding:96px 0 120px}.content-page>header{max-width:780px;margin-bottom:60px}.content-page>header h1{margin-bottom:22px;font-size:clamp(44px,6vw,72px)}.content-page>header>p:last-child:not(.eyebrow){max-width:680px;color:var(--ink-soft);font-size:19px}.prose-stack{gap:44px;display:grid}.prose-stack h2{margin-bottom:12px;font-size:26px}.prose-stack p{max-width:720px;color:var(--ink-soft)}.prose-stack a:not(.button){color:var(--kingfisher);text-underline-offset:4px;font-weight:700}.species-catalog{gap:12px;display:grid}.species-catalog>a:not(.button){background:var(--paper-bright);border:1px solid var(--line);border-radius:10px;grid-template-columns:170px .8fr 1.3fr auto;align-items:center;gap:20px;min-height:144px;padding:12px 20px 12px 12px;text-decoration:none;display:grid}.species-catalog img{object-fit:cover;background:var(--paper-deep);border-radius:7px;width:170px;height:118px;display:block}.species-catalog strong,.species-catalog em{display:block}.species-catalog strong{font-family:var(--font-display)}.species-catalog em{color:var(--ink-soft);font-size:12px}.species-catalog p{margin:0;font-size:14px}.species-catalog svg{width:18px}.species-catalog-intro p,.species-next-step p{margin-bottom:0}.species-next-step{background:var(--paper-deep);border:1px solid var(--line);border-radius:12px;padding:30px}.species-next-step>div{flex-wrap:wrap;gap:12px;margin-top:22px;display:flex}.faq-section{border-top:1px solid var(--line-dark);width:min(1120px,100% - 40px);margin:0 auto 120px;padding-top:56px}.content-page .faq-section,.practice-page .faq-section{width:100%;margin:56px 0 0}.faq-section>header{max-width:700px;margin-bottom:26px}.faq-section h2{margin-bottom:0;font-size:clamp(30px,4vw,44px)}.faq-grid{border-top:1px solid var(--line);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.faq-grid article{border-bottom:1px solid var(--line);padding:24px 24px 24px 0}.faq-grid article:nth-child(2n){border-left:1px solid var(--line);padding-left:24px;padding-right:0}.faq-grid h3{margin-bottom:10px;font-size:20px}.faq-grid p{color:var(--ink-soft);margin:0}.species-study{background:var(--paper-bright);border:1px solid var(--line);border-radius:12px;max-width:680px;padding:24px}.source-list{gap:18px;margin:0;padding:0;list-style:none;display:grid}.source-list li{border-bottom:1px solid var(--line);padding-bottom:18px}.source-list p{margin:7px 0 0}.status-page{width:min(760px,100% - 40px);min-height:calc(100vh - 320px);margin:0 auto;padding:120px 0}.status-page h1{margin-bottom:18px;font-size:clamp(48px,8vw,80px)}.status-page p{max-width:580px;color:var(--ink-soft);margin-bottom:28px}.status-page pre{background:var(--paper-bright);border:1px solid var(--line);padding:16px;overflow:auto}.site-footer{border-top:1px solid var(--line-dark);grid-template-columns:1fr auto;gap:30px;width:min(1240px,100% - 40px);margin:0 auto;padding:48px 0 38px;display:grid}.site-footer strong{font-family:var(--font-display);font-size:20px}.footer-brand{gap:12px}.footer-brand .brand-mark{width:44px;height:44px}.site-footer p{color:var(--ink-soft);margin:4px 0 0;font-size:13px}.site-footer nav{flex-wrap:wrap;justify-content:flex-end;gap:12px 24px;display:flex}.site-footer nav a:not(.button){color:var(--ink-soft);text-underline-offset:4px;font-size:13px;font-weight:650}.site-footer>p{grid-column:1/-1}@media (width<=860px){.site-header{grid-template-rows:auto auto;grid-template-columns:1fr auto;gap:0 24px;padding-bottom:14px}.site-header .brand{grid-area:1/1}.site-header nav{border-top:1px solid var(--line);grid-area:2/1/auto/-1;gap:24px;padding-top:12px;display:flex;overflow-x:auto}.header-action{grid-area:1/2}.observation-bench{--field-stage-block-size:920px}.bench-grid{grid-template-rows:minmax(0,360px) minmax(0,1fr);grid-template-columns:1fr}.photo-panel{border-right:0;border-bottom:1px solid var(--line);padding:16px 26px}.question-panel{padding:20px 26px 28px}.species-catalog>a:not(.button){grid-template-columns:130px 1fr auto}.species-catalog p{grid-column:2/-1}.species-catalog img{grid-row:1/3;width:130px;height:110px}}@media (width<=600px){.site-header,.content-page,.site-footer{width:min(100% - 28px,1240px)}.site-header{min-height:112px}.observation-bench{--field-stage-block-size:900px;border-radius:10px}.round-panel{grid-template-rows:104px minmax(0,1fr)}.round-header{grid-template-columns:1fr;gap:10px;padding:16px 18px}.round-header div:first-child{justify-content:space-between}.photo-panel{padding:18px}.question-panel{padding:20px 18px}.bench-grid{grid-template-rows:300px minmax(0,1fr)}.choice-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:7px}.tone-choice{min-height:86px;padding:6px}.tone-swatch{min-height:74px}.result-actions{flex-direction:column}.observation-trail{grid-template-columns:1fr;gap:6px}.observation-trail li{text-align:left;grid-template-columns:minmax(0,1fr) auto;align-items:center;padding:7px 10px}.content-page{padding-top:64px}.content-page>header h1{font-size:43px}.species-catalog>a:not(.button){grid-template-columns:92px 1fr auto;gap:12px;padding:12px}.species-catalog img{width:92px;height:92px}.species-catalog p{grid-column:1/-1}.faq-section{width:min(100% - 28px,1120px);margin-bottom:88px}.content-page .faq-section,.practice-page .faq-section{width:100%}.faq-grid{grid-template-columns:1fr}.faq-grid article,.faq-grid article:nth-child(2n){border-left:0;padding:22px 0}.site-footer{grid-template-columns:1fr}.site-footer nav{justify-content:flex-start}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-backdrop-blur{syntax:"*";inherits:false}@property --tw-backdrop-brightness{syntax:"*";inherits:false}@property --tw-backdrop-contrast{syntax:"*";inherits:false}@property --tw-backdrop-grayscale{syntax:"*";inherits:false}@property --tw-backdrop-hue-rotate{syntax:"*";inherits:false}@property --tw-backdrop-invert{syntax:"*";inherits:false}@property --tw-backdrop-opacity{syntax:"*";inherits:false}@property --tw-backdrop-saturate{syntax:"*";inherits:false}@property --tw-backdrop-sepia{syntax:"*";inherits:false}.assembly-practice-page{width:min(1280px,100% - 40px);margin:42px auto 120px}.assembly-page-heading{max-width:840px;margin-bottom:28px}.assembly-page-heading h1{margin-bottom:14px;font-size:clamp(42px,5vw,68px)}.assembly-page-heading>p:last-child{max-width:700px;color:var(--ink-soft);margin:0;font-size:18px}.part-assembly-bench{background:var(--paper-bright);border:1px solid var(--line-dark);block-size:760px;box-shadow:var(--shadow);border-radius:14px;overflow:hidden}.assembly-round{grid-template-rows:82px minmax(0,1fr);block-size:100%;display:grid}.assembly-round-header{border-bottom:1px solid var(--line);grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:24px;padding:17px 28px;display:grid}.assembly-round-header>div:first-child{align-items:baseline;gap:16px;display:flex}.assembly-round-header>div:first-child span{color:var(--vermilion);letter-spacing:.12em;text-transform:uppercase;font-size:11px;font-weight:800}.assembly-round-header>div:first-child strong{color:var(--ink-soft);font-size:13px}.assembly-round-metrics{color:var(--ink-soft);font-variant-numeric:tabular-nums;align-items:center;gap:18px;font-size:13px;display:flex}.assembly-round-metrics span{align-items:center;gap:6px;display:inline-flex}.assembly-round-metrics svg{width:16px;height:16px;color:var(--kingfisher)}.assembly-round-grid{grid-template-columns:minmax(0,1.18fr) minmax(390px,.82fr);min-height:0;display:grid}.assembly-target-panel{background:radial-gradient(circle at 50% 52%, #ffffffc7, transparent 54%), color-mix(in srgb, var(--paper-deep) 74%, white);border-right:1px solid var(--line);grid-template-rows:auto minmax(0,1fr);gap:18px;min-width:0;min-height:0;padding:26px clamp(26px,3.6vw,52px) 34px;display:grid;overflow:hidden}.assembly-instruction h2{margin:0 0 5px;font-size:clamp(28px,3.1vw,43px)}.assembly-instruction h2:focus{outline:0}.assembly-instruction p{max-width:650px;color:var(--ink-soft);margin:0;font-size:14px}.assembly-canvas{cursor:crosshair;border:1px dashed color-mix(in srgb, var(--line-dark) 78%, transparent);border-radius:12px;width:100%;min-width:0;height:100%;min-height:0;transition:border-color .15s,background-color .15s;position:relative;overflow:hidden}.assembly-canvas[data-selected]{border-color:var(--kingfisher);background:#fffdf570}.assembly-silhouette,.assembly-snapped-part{width:100%;height:100%;position:absolute;inset:0}.assembly-silhouette{background:color-mix(in srgb, var(--ink) 87%, var(--paper-deep));opacity:.42;-webkit-mask-position:50%;mask-position:50%;-webkit-mask-size:contain;mask-size:contain;-webkit-mask-repeat:no-repeat;mask-repeat:no-repeat}.assembly-snapped-part{object-fit:contain;pointer-events:none;filter:drop-shadow(0 5px 8px #18352c17);animation:.22s ease-out both assembly-part-snap;display:block}.assembly-canvas-hint{color:var(--ink-soft);border:1px solid var(--line);pointer-events:none;background:#fffdf5db;border-radius:999px;align-items:center;gap:6px;padding:6px 9px;font-size:11px;font-weight:700;display:inline-flex;position:absolute;bottom:12px;right:12px}.assembly-canvas-hint svg{width:14px;height:14px}.assembly-tray-panel{background:var(--paper-bright);grid-template-rows:auto minmax(0,1fr) auto;gap:16px;min-width:0;min-height:0;padding:28px;display:grid;overflow:hidden}.assembly-tray-heading{gap:2px;display:grid}.assembly-tray-heading strong{font-family:var(--font-display);font-size:22px}.assembly-tray-heading span{color:var(--ink-soft);font-size:12px}.assembly-part-tray{background:radial-gradient(circle at 48% 46%, #ffffffad, transparent 58%), color-mix(in srgb, var(--paper-deep) 45%, white);border:1px solid var(--line);border-radius:12px;min-height:0;position:relative;overflow:hidden}.assembly-candidate,.assembly-part-option{min-width:104px;min-height:104px;color:var(--ink);cursor:grab;touch-action:manipulation;box-shadow:none;background:0 0;border:0;border-radius:0;place-items:center;padding:10px;transition:transform .14s,left .14s,top .14s,opacity .14s;display:grid;position:absolute;overflow:visible}.assembly-part-option img{object-fit:contain;pointer-events:none;filter:drop-shadow(0 7px 9px #18352c21);width:100%;height:100%;min-height:0;transition:filter .14s,transform .14s;display:block}.assembly-part-option[data-selected]{box-shadow:none}.assembly-part-option[data-selected] img{filter:brightness(1.09) drop-shadow(0 0 8px color-mix(in srgb, var(--kingfisher) 66%, transparent)) drop-shadow(0 13px 12px #18352c33);transform:scale(1.06)}.assembly-part-option[data-placed]{cursor:default;opacity:0;pointer-events:none}.assembly-part-option:disabled:not([data-placed]){cursor:wait}.assembly-part-option:focus-visible{outline:0}.assembly-part-option:focus-visible img{filter:brightness(1.12) drop-shadow(0 0 9px color-mix(in srgb, var(--kingfisher) 76%, transparent)) drop-shadow(0 13px 12px #18352c33);transform:scale(1.07)}.assembly-placement-note{min-height:22px;color:var(--ink-soft);margin:0;font-size:12px}.assembly-round-result{text-align:center;grid-row:1/-1;align-content:center;justify-items:center;gap:12px;min-height:0;animation:.18s ease-out practice-view-in;display:grid}.assembly-round-result>svg,.assembly-summary>svg{width:34px;height:34px;color:var(--kingfisher)}.assembly-result-kicker{color:var(--vermilion);letter-spacing:.13em;text-transform:uppercase;margin:0;font-size:11px;font-weight:800}.assembly-round-result h3{font-family:var(--font-display);margin:0;font-size:clamp(48px,6vw,72px);line-height:1}.assembly-round-result dl{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;width:min(290px,100%);margin:8px 0 14px;display:grid}.assembly-round-result dl div{background:var(--paper-deep);border-radius:8px;padding:12px}.assembly-round-result dt{color:var(--ink-soft);letter-spacing:.1em;text-transform:uppercase;font-size:10px;font-weight:800}.assembly-round-result dd{font-family:var(--font-display);font-variant-numeric:tabular-nums;margin:3px 0 0;font-size:20px}.assembly-summary{block-size:100%;text-align:center;align-content:center;justify-items:center;gap:12px;width:min(840px,100% - 48px);margin:0 auto;padding:44px 0;display:grid;overflow:auto}.assembly-summary h2{margin:0;font-size:clamp(40px,5vw,64px)}.assembly-summary>p:not(.assembly-result-kicker){color:var(--ink-soft);margin:0 0 12px}.assembly-summary ol{width:100%;margin:0 0 18px;padding:0;list-style:none;display:grid}.assembly-summary li{border-bottom:1px solid var(--line);text-align:left;grid-template-columns:minmax(0,1fr) 1fr auto;align-items:center;gap:18px;padding:10px 4px;display:grid}.assembly-summary li span:first-child{color:var(--ink);font-family:var(--font-display);font-weight:700}.assembly-summary li span:nth-child(2){color:var(--ink-soft);font-size:13px}.assembly-mode-explorer,.assembly-method,.assembly-faq-flow{width:min(1120px,100%);margin-left:auto;margin-right:auto}.assembly-mode-explorer,.assembly-method{margin-top:96px}.assembly-mode-explorer>header,.assembly-method>header{max-width:700px;margin-bottom:30px}.assembly-mode-explorer h2,.assembly-method h2{margin:0;font-size:clamp(32px,4vw,48px)}.assembly-mode-list{grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(26px,4vw,56px);display:grid}.assembly-mode-entry{min-width:0;color:var(--ink);align-content:start;gap:7px;padding:8px 0;text-decoration:none;display:grid}.assembly-mode-entry>span{color:var(--vermilion);letter-spacing:.12em;text-transform:uppercase;font-size:11px;font-weight:800}.assembly-mode-entry>strong{font-family:var(--font-display);font-size:23px}.assembly-mode-entry>p{color:var(--ink-soft);margin:0;font-size:14px}a.assembly-mode-entry>strong{text-underline-offset:5px;text-decoration:underline;text-decoration-thickness:1px}.assembly-method-strip{grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(22px,4vw,48px);margin:0;padding:0;list-style:none;display:grid}.assembly-method-strip li{grid-template-columns:auto 1fr;align-content:start;gap:8px 12px;min-width:0;display:grid}.assembly-method-strip li>span{color:var(--vermilion);font-size:11px;font-weight:800}.assembly-method-strip svg{width:20px;color:var(--kingfisher);grid-area:2/1}.assembly-method-strip div{grid-area:1/2/span 2}.assembly-method-strip strong{font-family:var(--font-display);font-size:18px}.assembly-method-strip p{color:var(--ink-soft);margin:6px 0 0;font-size:14px}.assembly-faq-flow{margin-top:104px}.assembly-faq-flow .faq-section{border-top:0;margin:0 0 34px;padding-top:0}.assembly-related-links{flex-wrap:wrap;justify-content:center;gap:12px 24px;padding:18px 0;display:flex}.assembly-related-links a:not(.button){color:var(--ink-soft);text-underline-offset:4px;font-size:14px}@keyframes assembly-part-snap{0%{opacity:0;transform:scale(.96)}to{opacity:1;transform:scale(1)}}@media (hover:hover){.assembly-part-option:not(:disabled):hover img{filter:brightness(1.08) drop-shadow(0 0 7px color-mix(in srgb, var(--kingfisher) 52%, transparent)) drop-shadow(0 12px 11px #18352c30);transform:scale(1.045)}.assembly-part-option[data-selected]:hover img,.assembly-part-option:focus-visible:hover img{filter:brightness(1.12) drop-shadow(0 0 9px color-mix(in srgb, var(--kingfisher) 76%, transparent)) drop-shadow(0 13px 12px #18352c33);transform:scale(1.07)}a:not(.button).assembly-mode-entry:hover,.assembly-related-links a:not(.button):hover{color:var(--kingfisher)}}@media (width<=900px){.part-assembly-bench{block-size:1180px}.assembly-round-grid{grid-template-rows:minmax(500px,.95fr) minmax(500px,1.05fr);grid-template-columns:1fr}.assembly-target-panel{border-right:0;border-bottom:1px solid var(--line);padding:24px 28px 28px}.assembly-tray-panel{padding:24px 28px}.assembly-part-tray{min-height:380px}.assembly-mode-list{grid-template-columns:1fr;gap:18px}.assembly-method-strip{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=600px){.assembly-practice-page{width:min(100% - 24px,1280px);margin-top:28px;margin-bottom:88px}.assembly-page-heading h1{font-size:clamp(38px,12vw,52px)}.part-assembly-bench{border-radius:10px;block-size:1250px}.assembly-round{grid-template-rows:110px minmax(0,1fr)}.assembly-round-header{grid-template-columns:1fr;gap:8px;padding:14px 16px}.assembly-round-header>div:first-child,.assembly-round-metrics{justify-content:space-between}.assembly-round-grid{grid-template-rows:520px minmax(0,1fr)}.assembly-target-panel{gap:12px;padding:20px 16px 22px}.assembly-instruction h2{font-size:29px}.assembly-instruction p{font-size:12px}.assembly-tray-panel{padding:20px 16px 22px}.assembly-part-tray{min-height:430px}.assembly-candidate,.assembly-part-option{min-width:92px;min-height:98px;padding:7px}.assembly-summary{width:min(100% - 32px,840px);padding:32px 0}.assembly-summary li{grid-template-columns:minmax(0,1fr) auto;gap:4px 12px}.assembly-summary li span:nth-child(2){grid-area:2/1}.assembly-summary li strong{grid-area:1/2/span 2}.assembly-method-strip{grid-template-columns:1fr}.assembly-related-links{flex-direction:column;align-items:flex-start}}