@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-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}}}@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;--spacing:.25rem;--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 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components;@layer utilities{.visible{visibility:visible}.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.absolute{position:absolute}.fixed{position:fixed}.relative{position:relative}.start{inset-inline-start:var(--spacing)}.end{inset-inline-end:var(--spacing)}.grid{display:grid}.hidden{display:none}.table{display:table}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.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,)}}.pocket-intro{background:var(--pale);border-bottom:1px solid var(--line);padding:26px 5vw 24px}.pocket-intro h1{max-width:1100px;margin-bottom:14px;font-size:clamp(30px,3vw,42px)}.pocket-intro p{max-width:960px;margin:0;font-size:16px}.pocket-builder sup{vertical-align:super;font-size:.52em;line-height:0}.pocket-workspace{grid-template-columns:minmax(0,1fr) 340px;align-items:start;gap:36px;padding:36px 5vw 56px;display:grid}.pocket-main{min-width:0}.pocket-drawing{border:1px solid var(--line);background:linear-gradient(135deg,#fff,#f6f9fb);padding:22px}.pocket-drawing-heading{letter-spacing:.11em;color:var(--navy);justify-content:space-between;gap:16px;margin-bottom:20px;font-size:11px;font-weight:700;display:flex}.pocket-drawing-heading>span:last-child{color:var(--blue);white-space:nowrap}.dimension-tabs{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;display:grid}.dimension-tabs button{border:1px solid var(--line);color:var(--navy);background:#fff;justify-content:center;align-items:center;gap:8px;padding:10px 6px;font-size:12px;display:flex}.dimension-tabs b{font-size:18px}.dimension-tabs button[aria-pressed=true]{border-color:var(--blue);color:#066c9f;background:#e6f4fb}.dimension-tabs button:hover{border-color:var(--blue)}.pocket-views{grid-template-columns:repeat(3,minmax(0,1fr));gap:0;padding-top:18px;display:grid}.pocket-views svg{width:100%;height:auto;overflow:visible}.pocket-views .view-name{letter-spacing:1.3px;fill:#526e81;font-size:14px;font-weight:700}.pocket-views .dim-name{font-size:20px;font-weight:700}.pocket-views .pocket-count{fill:#076b9a;font-size:11px}.pocket-views .diagram-caption{fill:#6d8292;font-size:14px}.dimension-explanation{color:var(--navy);border-left:3px solid var(--blue);background:#fff;min-height:52px;margin:16px 0 10px;padding:14px 16px;font-size:14px}.drawing-note{margin:0;font-size:12px;line-height:1.6}.pocket-progress{border-bottom:1px solid var(--line);grid-template-columns:repeat(4,minmax(0,1fr));gap:0;margin-top:32px;display:grid}.pocket-progress button{text-align:left;color:var(--muted);background:0 0;border:0;border-bottom:3px solid #0000;padding:14px 10px 16px;font-size:12px;font-weight:700}.pocket-progress button span{letter-spacing:.15em;margin-bottom:6px;font-size:11px;display:block}.pocket-progress button[aria-current=step]{color:var(--blue);border-color:var(--blue);background:var(--pale)}.pocket-form{padding:28px 0 0}.pocket-form>h2{letter-spacing:-.025em;margin-bottom:25px;font-size:26px}.pocket-form>h2>span{color:var(--blue);letter-spacing:.03em;margin-right:8px;font-size:18px}.pocket-controls{border:0;min-width:0;margin:0;padding:0}.pocket-step[hidden]{display:none}.pocket-step h3{letter-spacing:-.02em;font-size:20px}.pocket-step p{font-size:14px}.pocket-fields{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;margin-bottom:22px;display:grid}.pocket-fields>*{min-width:0}.pocket-form label{color:var(--navy);font-size:13px;font-weight:700;display:block}.pocket-form small{color:var(--muted);font-size:11px;font-weight:400}.pocket-form input:not([type=checkbox]),.pocket-form select,.pocket-form textarea{width:100%;min-width:0;color:var(--navy);background:#fff;border:1px solid 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