:root{font-family:Arial,Helvetica,sans-serif;color:#151515;background:#fafafa;font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button{cursor:pointer}main{max-width:1400px;margin:auto;padding:28px 44px 0}header{display:flex;justify-content:space-between;align-items:center;font-size:8px;letter-spacing:1px;border-bottom:1px solid #ddd;padding-bottom:22px}.brand{color:#111;font-weight:900;font-size:14px;letter-spacing:-.7px;text-decoration:none}.intro{display:flex;align-items:flex-end;justify-content:space-between;padding:35px 0 31px}.eyebrow{font-size:8px;letter-spacing:1.3px;color:#666;margin:0 0 16px}h1{font-size:clamp(48px,6.3vw,88px);letter-spacing:-.075em;line-height:.88;margin:0;font-weight:900}.intro-note{font-size:11px;line-height:1.7;color:#6b6b6b;margin:0 0 2px;width:230px}.board-label{display:flex;justify-content:space-between;font-size:7px;letter-spacing:1px;border-top:1px solid #ccc;padding:16px 0 20px;color:#666}.board{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:25px 24px;align-items:stretch}.sample{min-width:0;display:flex;flex-direction:column}.accordion-sample,.zipper-sample{grid-column:span 2}.calendar-sample{grid-column:3;grid-row:2/span 2}.actions-sample{grid-column:span 3}.leather{position:relative;isolation:isolate;overflow:hidden;border-radius:7px 9px 8px 6px;box-shadow:0 1px 1px #0007,0 7px 10px -6px #0008;min-width:0;color:var(--ink);border:1px solid #0008;--grain-x:50%;--grain-y:30%;--grain-size:640px}.black{--texture:url('assets/black-leather.webp');--filter:brightness(.62);--base:#111214;--ink:#dedad4;--muted:#c4beb4;--stamp:#07090a;--lip:#a6a9a766;background:#111214}.taupe{--texture:url('assets/distressed-reference.webp');--filter:saturate(.16) brightness(.85);--base:#6b6053;--ink:#f5eee3;--muted:#e4dacd;--stamp:#30271f;--lip:#fff1ce77;background:#6b6053}.oxblood{--texture:url('assets/oxblood-reference.webp');--filter:saturate(.7) brightness(.62);--base:#37171c;--ink:#f1e4df;--muted:#d9c4bf;--stamp:#1c070d;--lip:#d6a2a55c;background:#37171c}.leather:before,.flap:before,.strap:before,.leather-tab:before{content:"";position:absolute;inset:0;z-index:-1;border-radius:inherit;background:var(--texture) var(--grain-x) var(--grain-y)/var(--grain-size) auto;filter:var(--filter);pointer-events:none}.leather:after{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;border-radius:inherit;box-shadow:inset 0 1px 1px #fff4,inset 1px 0 1px #fff1,inset 0 -2px 2px #000d,inset 0 0 0 3px #0003}.blind-stamp{display:block;color:var(--stamp);text-shadow:0 1px .7px var(--lip),0 -1px .8px #000;letter-spacing:1.5px;font-weight:700;font-size:16px;line-height:1.2}.pressed-label,.serial{font-family:'Courier New',monospace;color:var(--muted);font-size:9px;letter-spacing:.9px;text-shadow:0 -1px 1px #000,0 1px #fff1}.caption{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-top:11px;color:#5d5d5d;font-size:6px;letter-spacing:.65px}.caption h2{font-size:8px;color:#222;letter-spacing:.6px;font-weight:600;margin:0}.caption>span{text-align:right;line-height:1.5}.accordion{min-height:225px;perspective:900px}.flap{position:relative;isolation:isolate;display:flex;justify-content:space-between;align-items:center;width:100%;height:166px;padding:30px 34px 43px;border:0;color:inherit;background:var(--base);border-radius:6px 7px 50% 12%/6px 7px 22% 20%;box-shadow:0 7px 7px #000b,inset 0 -1px 1px #fff2,inset 0 -4px 3px #000b;transform-origin:50% 0;transition:transform .6s cubic-bezier(.2,.7,.2,1),height .6s,padding .6s;z-index:3}.flap:after{content:"";position:absolute;inset:9px 10px 8px;border-bottom:1px solid #c4b8a228;border-radius:inherit;pointer-events:none}.snap,.socket,.press-stud,.eyelet,.grommet{background:radial-gradient(ellipse at 30% 20%,#aaa69a,#717267 30%,#353a31 64%,#8c8a7d 78%,#2a3027 90%);border:1px solid #22271f;box-shadow:inset 0 1px #ded6bd55,0 2px 3px #000a;border-radius:50%}.snap{width:29px;height:29px;position:absolute;bottom:25px;left:calc(50% - 14px)}.snap:after{content:"";position:absolute;inset:7px;border:1px solid #22291f80;border-radius:50%;box-shadow:0 1px #b5b39d22}.socket{width:21px;height:21px;position:absolute;left:calc(50% - 10px);bottom:37px;background:radial-gradient(circle,#0c100a 0 4px,#737768 5px,#4b5142 8px,#1c2416 9px)}.lining{position:absolute;inset:15px 20px 23px;background:radial-gradient(ellipse at top,#37302b,#191b1c 70%);border-radius:5px;padding:24px 27px;box-shadow:inset 0 4px 9px #000b,0 1px #fff1;opacity:0;transition:opacity .35s .1s}.lining p{font-size:17px;color:#ded8cd;font-weight:500;letter-spacing:-.3px;margin:19px 0 10px}.lining p.lining-copy{font-size:11px;color:#bdb5a8;max-width:75%;line-height:1.5;margin:0}.inside-seam{position:absolute;bottom:14px;left:14px;right:14px;border-bottom:1px dashed #9d8c6944}.accordion.open .flap{height:62px;padding:10px 34px 20px;transform:rotateX(-20deg);border-radius:6px 6px 25% 10%/6px 6px 18% 18%}.accordion.open .flap .blind-stamp{font-size:11px}.accordion.open .flap .snap{bottom:7px;left:auto;right:25px;width:22px;height:22px}.accordion.open .lining{opacity:1;padding-top:64px}.toggle-panel{min-height:225px;padding:29px;--grain-x:20%;--grain-y:80%}.toggle-panel>.blind-stamp{font-size:14px}.grommet-switch{display:block;width:104px;height:47px;margin:25px auto 8px;border:0;border-radius:30px;background:none;padding:0}.switch-channel{position:relative;display:block;width:104px;height:35px;border-radius:24px;background:#171410a1;border:1px solid #211b14;box-shadow:inset 0 5px 6px #000b,0 1px #fff5}.grommet{position:absolute;top:-6px;left:0;width:46px;height:46px;transition:transform .3s cubic-bezier(.3,.6,.4,1);background:radial-gradient(circle,#151810 0 10px,#9d9b89 11px,#666b58 17px,#343e2c 20px,#b7b09c 21px,#3a4232 23px);box-shadow:inset 0 1px #e1d7c077,0 3px 4px #0009}.grommet-switch[aria-checked=true] .grommet{transform:translateX(58px)}.engraved-row{display:flex;width:105px;justify-content:space-between;margin:auto;font:8px 'Courier New',monospace;color:var(--ink);text-shadow:0 -1px #000}.switch-status{display:block;text-align:center;margin-top:23px;font-size:8px}.zipper-panel{min-height:183px;padding:28px 32px;--grain-x:10%;--grain-y:80%}.zipper-meta{display:flex;justify-content:space-between;align-items:center}.zipper-meta output{font:17px 'Courier New',monospace;letter-spacing:1px;color:var(--ink);text-shadow:0 -1px #000}.zipper-assembly{position:relative;height:51px;margin:13px 16px 0;--position:42%}.zip-recess{position:absolute;left:0;right:0;top:16px;height:17px;border-radius:4px;background:#0c070a;box-shadow:inset 0 3px 5px #000,0 1px #bb8d7f55}.zip-teeth{position:absolute;left:0;right:0;height:6px;background:repeating-linear-gradient(90deg,#302e26 0 2px,#b9b5a1 2px 4px,#6c6b59 4px 6px,#25271d 6px 8px);box-shadow:0 1px 1px #000b}.zip-teeth.upper{top:16px;border-radius:3px 3px 0 0}.zip-teeth.lower{top:27px;background-position:4px 0;border-radius:0 0 3px 3px}.zip-open{position:absolute;top:21px;left:0;width:var(--position);height:7px;background:#040404;box-shadow:0 2px 4px #000}.zip-carriage{position:absolute;z-index:2;left:var(--position);top:11px;width:23px;height:26px;transform:translateX(-50%);background:linear-gradient(105deg,#3d4236,#c5bdab 25%,#777965 45%,#353e2a 78%,#92927c);border:1px solid #22291b;border-radius:6px 6px 3px 3px;box-shadow:0 3px 4px #0009;pointer-events:none}.zip-carriage>span{position:absolute;left:6px;top:13px;width:13px;height:37px;border:3px solid #858774;background:transparent;border-radius:4px 4px 7px 7px;transform:rotate(-14deg);transform-origin:50% 0;box-shadow:0 2px 2px #000b,inset 0 0 1px #e1d7bd;transition:transform .15s}.zipper-assembly.dragging .zip-carriage>span{transform:rotate(-45deg)}#zipper{position:absolute;z-index:4;inset:0;width:100%;height:51px;opacity:.001;margin:0;cursor:ew-resize;appearance:none;-webkit-appearance:none}#zipper::-webkit-slider-thumb{appearance:none;-webkit-appearance:none;width:30px;height:45px;background:#000}#zipper::-moz-range-thumb{width:30px;height:45px;background:#000;border:0}.zipper-assembly:focus-within{outline:2px solid #c6d5dd;outline-offset:8px;border-radius:3px}.zip-scale{display:flex;justify-content:space-between;margin:12px 15px 0;font:8px 'Courier New',monospace;letter-spacing:1px;color:var(--muted);text-shadow:0 -1px #000}.calendar-pocket{flex:1;min-height:406px;padding:28px 23px;--grain-size:510px;--grain-x:85%}.label-stitched{background:#c9beaa;color:#27231d;position:relative;border-radius:2px;padding:20px 16px 15px;box-shadow:0 3px 5px #000a,inset 0 0 0 1px #5c514333,inset 0 1px #fff9;font-family:'Courier New',monospace;transform:rotate(-.5deg);border:1px solid #93846c}.label-stitched:before{content:"";position:absolute;inset:5px;border:1px dashed #6c5c4255;pointer-events:none}.label-stitched:after{content:"";position:absolute;inset:0;pointer-events:none;opacity:.12;background:var(--texture) 25% 70%/500px;filter:grayscale(1);mix-blend-mode:multiply}.serial-heading{display:flex;justify-content:space-between;font-size:8px;letter-spacing:1px;position:relative;z-index:1}.calendar-top{display:flex;align-items:center;justify-content:space-between;border-top:1px solid #695c3f77;margin-top:16px;padding-top:10px}.calendar-top h3{font-size:13px;letter-spacing:1px;font-weight:400;margin:0}.calendar-top button{border:0;background:none;color:#201e18;font-size:22px;padding:2px 6px;z-index:2}.weekdays,.dates{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:3px;text-align:center}.weekdays{font-size:8px;margin:12px 0 7px}.dates button{aspect-ratio:1;background:none;border:0;border-radius:0;padding:0;color:#31291f;font-size:10px;font-family:inherit;position:relative;z-index:2}.dates .blank{aspect-ratio:1}.dates button.selected{box-shadow:inset 0 0 0 1px #32271b;background:#9e8e6c33;font-weight:700}.dates button:hover{background:#87775044}.label-bottom{border-top:1px solid #80735577;padding-top:14px;margin-top:13px;display:flex;justify-content:space-between;font-size:7px;gap:5px}.barcode{height:18px;margin-top:17px;background:repeating-linear-gradient(90deg,#3e3426 0 1px,transparent 1px 3px,#3e3426 3px 5px,transparent 5px 6px,#3e3426 6px 7px,transparent 7px 10px);opacity:.7}.label-code{display:block;font-size:7px;letter-spacing:1.5px;text-align:center;margin-top:7px}.input-panel,.strap-panel{min-height:190px;padding:29px 24px}.input-panel{--grain-x:85%;--grain-y:40%}.input-panel>.blind-stamp,.strap-panel>.blind-stamp{font-size:13px}.impression{height:62px;position:relative;border-bottom:1px solid #342b1e66;margin:15px 0 18px;box-shadow:0 1px #fff2}.impression input{position:absolute;inset:0;z-index:2;width:100%;background:transparent;color:transparent;caret-color:#f3eee3;border:0;letter-spacing:2px;font-size:25px;font-weight:700;text-transform:uppercase;padding:5px 0}.impression input::placeholder{font-size:12px;color:#eee5d7;letter-spacing:.5px;text-transform:none;text-shadow:0 -1px 1px #281c0d}.impression input:not(:placeholder-shown)::placeholder{color:transparent}.stamped-initials{position:absolute;inset:0;display:flex;align-items:center;color:#32251b;text-shadow:0 1px 1px #eddfbd99,0 -1px 1px #17100a;font-size:25px;font-weight:700;letter-spacing:2px;pointer-events:none}.input-panel>.serial{font-size:7px}.strap-panel{--grain-x:70%;--grain-y:70%;--grain-size:420px}.strap{display:flex;position:relative;isolation:isolate;align-items:center;justify-content:space-around;margin:24px -25px 20px;padding:0 32px 0 62px;height:47px;background:var(--base);border-top:1px solid #111;border-bottom:1px solid #000;box-shadow:0 5px 4px #000a,inset 0 1px #fff2,inset 0 -2px #0007;--grain-x:20%;--grain-y:15%}.strap:after{content:"";position:absolute;inset:5px 0;border-top:1px solid #b6aa9022;border-bottom:1px solid #b6aa9022;pointer-events:none}.strap-keeper{position:absolute;left:28px;top:-6px;height:59px;width:16px;background:linear-gradient(90deg,#08090a,#494a43 30%,#151815 70%,#080909);box-shadow:2px 2px 3px #000a;border-radius:2px;border:1px solid #000}.strap-hole{z-index:2;border:0;background:none;padding:8px;position:relative}.strap-hole>span{display:block;width:12px;height:12px;border-radius:50%;background:#030405;box-shadow:0 1px 1px #b9b3a280,inset 0 2px 2px #000}.strap-hole.active>span{background:radial-gradient(circle at 35% 25%,#9b9b88,#4b5340 62%,#9e9d87 75%,#303b26);box-shadow:0 1px 2px #000,0 0 0 2px #262d21}.strap-panel>.serial{font-size:8px}.action-panel{display:flex;align-items:center;justify-content:space-between;gap:25px;min-height:138px;padding:27px 32px;--grain-size:800px;--grain-x:70%;--grain-y:25%}.action-panel>.blind-stamp{font-size:17px}.action-tabs{display:flex;align-items:center;gap:22px}.leather-tab{position:relative;isolation:isolate;display:flex;align-items:center;gap:19px;height:58px;min-width:132px;border:1px solid #14090b;background:var(--base);padding:0 23px 0 12px;border-radius:4px 5px 10px 4px;box-shadow:0 5px 5px #0009,inset 0 1px #c79d8c33,inset 0 -2px #000a;color:#e0cbc5;--grain-size:450px;--grain-x:20%;--grain-y:60%;transform:rotate(-3deg);transition:transform .2s,box-shadow .2s;font-size:10px;letter-spacing:1px;text-shadow:0 -1px #17080b}.leather-tab.secondary{transform:rotate(3deg);--grain-x:85%}.eyelet{width:19px;height:19px;background:radial-gradient(circle,#120d0b 0 4px,#8e8e7d 5px,#454c3a 7px,#a3a18d 8px,#323c29 9px)}.leather-tab:hover{transform:translateY(-3px) rotate(-5deg)}.leather-tab.secondary:hover{transform:translateY(-3px) rotate(5deg)}.leather-tab:active{transform:translateY(2px);box-shadow:0 1px 2px #0009}.press-stud{position:relative;width:35px;height:35px;color:#d8d4c4;font-size:16px;line-height:1;text-shadow:0 -1px #18200f}.press-stud[aria-pressed=true]{background:radial-gradient(circle,#090b06 0 5px,#8a8d78 6px,#454f36 12px,#aaa58e 14px,#344027 16px)}.press-stud[aria-pressed=true] span{opacity:0}.action-panel>.serial{max-width:200px;font-size:8px;line-height:1.6}button:focus-visible,input:focus-visible{outline:2px solid #bfd5e3;outline-offset:5px}.label-stitched button:focus-visible{outline-color:#222;outline-offset:1px}.impression input:focus-visible{outline-offset:2px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;padding:0;margin:-1px;border:0}footer{display:flex;justify-content:space-between;gap:15px;border-top:1px solid #ddd;margin-top:27px;padding:22px 0 28px;color:#777;font-size:7px;letter-spacing:.8px}@media(max-width:1100px){main{padding:26px 28px 0}.board{gap:23px 18px}.action-panel{gap:16px;padding:26px 25px}.action-panel>.blind-stamp{font-size:12px}.action-tabs{gap:15px}.leather-tab{min-width:112px;padding-right:16px;gap:12px}.calendar-pocket{padding:23px 17px}.label-stitched{padding:20px 12px 16px}.caption{font-size:5px}.caption h2{font-size:7px}.action-panel>.serial{max-width:135px;font-size:7px}}@media(max-width:800px){.board{grid-template-columns:repeat(2,minmax(0,1fr))}.accordion-sample,.zipper-sample{grid-column:span 2}.switch-sample{grid-column:1;grid-row:3}.calendar-sample{grid-column:2;grid-row:3/span 2}.input-sample{grid-column:1;grid-row:4}.strap-sample{grid-column:1;grid-row:5}.actions-sample{grid-column:2;grid-row:5}.calendar-pocket{min-height:440px}.label-stitched{margin-top:15px}.toggle-panel{min-height:205px}.input-panel{min-height:205px}.action-panel{display:block;min-height:190px;padding:23px 20px}.action-panel>.blind-stamp{font-size:12px}.action-tabs{gap:10px;margin:20px 0}.leather-tab{min-width:0;flex:1;padding:0 10px;gap:8px;font-size:9px;height:48px}.eyelet{width:16px;height:16px;flex-shrink:0}.press-stud{width:27px;height:27px;flex-shrink:0}.action-panel>.serial{max-width:none}.intro-note{width:190px;font-size:10px}.caption{font-size:6px}.caption h2{font-size:8px}}@media(max-width:540px){main{padding:22px 17px 0}header{font-size:5px;letter-spacing:.5px}.brand{font-size:12px}header>span:nth-child(2){display:none}.intro{padding:31px 0 28px}.intro-note{display:none}.eyebrow{font-size:6px}h1{font-size:60px}.board-label{font-size:5px;letter-spacing:.6px;gap:12px}.board{display:flex;flex-direction:column;gap:24px}.accordion{min-height:230px}.flap{height:170px;padding-left:25px}.toggle-panel{min-height:220px}.zipper-panel{padding:26px 22px;min-height:185px}.calendar-pocket{min-height:0;padding:30px}.label-stitched{margin:0;padding:23px 20px 20px}.dates button{max-height:35px;font-size:12px}.weekdays{font-size:10px}.serial-heading{font-size:9px}.label-bottom{font-size:8px}.label-code{font-size:8px}.calendar-top h3{font-size:16px}.input-panel,.strap-panel{min-height:190px}.action-panel{min-height:205px;padding:27px 25px}.action-panel>.blind-stamp{font-size:15px}.action-tabs{gap:20px;margin:27px 0}.leather-tab{height:52px;font-size:10px;gap:12px}.press-stud{width:32px;height:32px}.caption{font-size:6px}.caption h2{font-size:8px}footer{font-size:5px;letter-spacing:.5px}footer>span:nth-child(2){max-width:110px;text-align:right;line-height:1.5}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;animation:none!important}}@media(prefers-contrast:more){.blind-stamp{color:#fff;text-shadow:0 1px 2px #000,0 0 4px #000}.taupe .blind-stamp{color:#fff}.serial,.pressed-label{color:#fff}.caption{color:#222}.stamped-initials{color:#fff;text-shadow:0 1px #000}.label-stitched{background:#eee5d4}}@media(forced-colors:active){.blind-stamp,.serial,.pressed-label,.stamped-initials{color:CanvasText;text-shadow:none}.grommet-switch,.strap-hole{border:1px solid ButtonText}.impression input{color:CanvasText}.stamped-initials{display:none}}

/* Study 05: photographic construction, with live DOM controls above it. */
main{max-width:1280px;padding:28px 38px 0}.intro{padding:29px 0}h1{font-size:clamp(48px,5.5vw,72px)}.intro-note{font-size:10px;line-height:1.8}.board{gap:23px 24px}.caption{margin-top:12px;font-size:6px;letter-spacing:.7px}.caption h2{font-size:8px}.leather{border-radius:6px;box-shadow:0 7px 13px -9px #0008;border-color:#0006}.leather:before{background-repeat:no-repeat;background-size:cover}.black{--filter:brightness(.53) saturate(.2)}.taupe{--filter:saturate(.12) brightness(.8) contrast(.9)}.oxblood{--filter:saturate(.55) brightness(.52)}.blind-stamp{font-size:12px;letter-spacing:1.6px;font-weight:600;text-shadow:0 .6px .6px var(--lip),0 -.6px .6px #000}.serial,.pressed-label{font-size:9px;letter-spacing:1px;color:#dbd3c6}.accordion{height:246px;min-height:246px;background:none;border:0;box-shadow:none;overflow:visible;perspective:1100px}.accordion:before,.accordion:after{display:none}.lining{inset:0;opacity:1;padding:0;border-radius:10px;background:url('assets/felt-recess.webp') center/100% 100% no-repeat;box-shadow:0 5px 7px -6px #000b;overflow:hidden;transition:none}.care-label{position:absolute;top:30%;left:8%;padding:10px 13px 11px;border:1px solid #7b776744;outline:1px dashed #a29c852b;outline-offset:-4px;background:#1a1c1cc9;box-shadow:0 2px 4px #0006;opacity:0;transform:translateY(5px);transition:opacity .25s,transform .35s;max-width:55%}.care-label .serial{font-size:7px;letter-spacing:1.4px;color:#b7b2a4}.lining .care-label p{font-size:12px;line-height:1.6;color:#d6d0c3;margin:9px 0 0;font-weight:400;letter-spacing:.1px}.care-label p span{display:block}.accordion.open .care-label{opacity:1;transform:none;transition-delay:.35s}.flap{position:absolute;inset:-3px -2px auto;width:calc(100% + 4px);height:100%;padding:0;border-radius:0;background:url('assets/leather-flap.webp') center/100% 125% no-repeat;box-shadow:none;transform-origin:50% 2%;transform-style:preserve-3d;transition:transform .75s cubic-bezier(.22,.65,.22,1),filter .7s;filter:drop-shadow(0 7px 3px #0006)}.flap:before,.flap:after,.flap .snap,.accordion>.socket{display:none}.flap>.blind-stamp{position:absolute;top:24%;left:9%;font-size:10px;letter-spacing:1.6px;color:#0b0c0d;text-shadow:0 .5px .6px #959a9755,0 -.6px .6px #000;pointer-events:none}.accordion.open .flap{height:100%;padding:0;border-radius:0;transform:translateY(-3px) rotateX(-77deg);filter:drop-shadow(0 11px 4px #0007)}.accordion.open .flap .blind-stamp{font-size:10px}.accordion.open .lining{padding:0}.accordion.open .flap .snap{display:none}.toggle-panel{min-height:246px;padding:29px 30px}.toggle-panel>.blind-stamp{font-size:12px}.grommet-switch{margin-top:30px}.grommet,.eyelet,.press-stud,.strap-hole.active>span{border:0;background-image:url('assets/nickel-hardware.webp');background-repeat:no-repeat;background-size:260% 130%;background-position:9.5% 50%;border-radius:0;box-shadow:none;filter:drop-shadow(0 2px 1px #0009)}.grommet{width:43px;height:43px;top:-5px;background-position:9.5% 50%}.grommet:after{display:none}.grommet-switch[aria-checked=true] .grommet{transform:translateX(61px)}.switch-channel{height:33px;background:#171716d9;box-shadow:inset 0 3px 5px #000b,0 1px #e8d8ba44}.engraved-row{font-size:8px}.switch-status{font-size:7px;margin-top:25px}.zipper-panel{min-height:229px;padding:25px 32px;flex:1;display:flex;flex-direction:column;justify-content:center}.zipper-meta output{font-size:16px;color:#dad4c9}.zipper-assembly{height:104px;margin:2px 0 0;background:url('assets/zipper-rail.webp') center/100% auto no-repeat}.zip-recess,.zip-teeth,.zip-open{display:none}.zip-carriage{width:52px;height:96px;top:29px;left:var(--position);background:url('assets/zipper-pull.webp') center/auto 115px no-repeat;border:0;border-radius:0;box-shadow:none;transform:translateX(-50%) rotate(-3deg);transform-origin:50% 10%;filter:drop-shadow(1px 3px 1px #0009);transition:transform .2s;z-index:2}.zip-carriage>span{display:none}.zipper-assembly.dragging .zip-carriage{transform:translateX(-50%) rotate(-13deg)}#zipper{height:108px;inset:0}.zip-scale{margin:20px 13px 0;font-size:8px;color:#d5c4bd}.calendar-pocket{padding:22px 14px;min-height:0;flex:1;display:flex;align-items:center;justify-content:center;background:#171719;border:0;border-radius:9px}.calendar-pocket:before{background:url('assets/felt-recess.webp') center/auto 100% no-repeat;filter:none;border-radius:9px}.calendar-pocket:after{box-shadow:inset 0 0 0 5px #111b,inset 0 0 0 6px #7772}.label-stitched{isolation:isolate;position:relative;background:none;border:0;box-shadow:none;outline:0;transform:rotate(-.5deg);border-radius:0;padding:18% 16% 17%;width:100%;margin:0;min-height:335px;color:#494b48}.label-stitched:before{inset:0;z-index:-1;border:0;border-radius:0;background:url('assets/serial-plate.webp') center/100% 100% no-repeat}.label-stitched:after{display:none}.serial-heading{font:9px Arial,Helvetica,sans-serif;letter-spacing:1.1px;justify-content:center;gap:10px;color:#5d5e59;text-shadow:0 .6px #fff9,0 -.5px #595b5166}.serial-heading>span:first-child{font-size:12px;letter-spacing:1.5px;font-weight:500}.serial-heading>span:last-child{display:none}.calendar-top{border:0;margin:8px 0 0;padding:0}.calendar-top h3{font:10px Arial,sans-serif;font-weight:500;letter-spacing:1.3px;color:#5b5e59;text-shadow:0 1px #ffffff99}.calendar-top button{font-size:18px;color:#4e514b;padding:0 3px}.weekdays{font:7px Arial,sans-serif;letter-spacing:.5px;margin:8px 0 5px;color:#666a62;gap:1px}.dates{gap:2px 1px}.dates button{font-family:'Courier New',monospace;font-size:9px;aspect-ratio:auto;height:23px;color:#454941;text-shadow:0 .6px #fff9}.dates .blank{aspect-ratio:auto;height:23px}.dates button.selected{background:#4f534514;box-shadow:inset 0 0 0 1px #74796c;color:#30362b}.dates button:hover{background:#383e2f22}.label-bottom{font:6px Arial,sans-serif;letter-spacing:.7px;border:0;margin-top:8px;padding:0;display:block;text-align:center;color:#555b50;text-shadow:0 1px #fff9;line-height:1.5}.label-bottom>span{display:none}.label-bottom>output{font-size:8px}.label-code{font:6px Arial,sans-serif;letter-spacing:.9px;color:#62675d;margin-top:6px;text-shadow:0 .6px #fff9}.barcode{display:none}.input-panel,.strap-panel{min-height:183px;flex:1;padding:28px 24px}.input-panel>.blind-stamp,.strap-panel>.blind-stamp{font-size:11px}.impression{height:54px;margin:12px 0 16px;border-color:#30261a55;box-shadow:0 1px #e4d4b92b}.stamped-initials{font-family:Georgia,serif;font-size:28px;letter-spacing:3px;font-weight:400;color:#30251d;text-shadow:0 .7px .6px #dbcaa277,0 -1px .9px #160e08}.impression input{font-family:Georgia,serif;font-weight:400;font-size:28px;letter-spacing:3px}.input-panel>.serial{font-size:6px;letter-spacing:.75px}.strap{height:43px;margin:22px -25px 18px;box-shadow:0 5px 5px #0008,inset 0 1px #fff1;border:0}.strap:before{background-size:cover;background-position:70% 80%;filter:brightness(.6)}.strap-keeper{background:url('assets/black-leather.webp') 20% 50%/150px auto;border:1px solid #090a09;box-shadow:2px 3px 4px #000b,inset 1px 0 #ffffff1c}.strap-hole.active>span{width:15px;height:15px;background-position:90.5% 50%}.strap-hole>span{width:11px;height:11px}.action-panel{min-height:127px;padding:23px 30px;--grain-size:1100px}.action-panel>.blind-stamp{font-size:12px;letter-spacing:1.3px}.action-tabs{gap:22px}.leather-tab{height:53px;min-width:116px;padding:0 19px 0 13px;gap:13px;box-shadow:0 4px 6px #0009,inset 0 1px #cda69c22,inset 0 -2px #0008;font-size:9px;letter-spacing:1px}.leather-tab:before{background-size:cover;background-position:40% 75%;filter:brightness(.55) saturate(.5)}.leather-tab:after{content:"";position:absolute;inset:4px;border:1px solid #c1998833;border-radius:2px 3px 7px 2px;pointer-events:none}.eyelet{width:18px;height:18px;flex-shrink:0}.press-stud{width:34px;height:34px;background-position:90.5% 50%}.press-stud>span{display:none}.press-stud[aria-pressed=true]{background-image:url('assets/nickel-hardware.webp');background-size:260% 130%;background-position:9.5% 50%;border:0;box-shadow:none}.action-panel>.serial{font-size:7px;max-width:160px}.zipper-assembly:focus-within{outline:1px solid #b9c8cc;outline-offset:3px}.flap:focus-visible{outline:1px solid #b9c8cc;outline-offset:2px}button:focus-visible,input:focus-visible{outline-width:1px}footer{font-size:6px;margin-top:25px;padding:22px 0}
@media(max-width:1100px){main{padding:26px 28px 0}.label-stitched{padding:19% 15% 18%;min-height:310px}.dates button,.dates .blank{height:21px;font-size:8px}.action-panel>.blind-stamp{font-size:10px;max-width:155px}.action-panel>.serial{font-size:6px;max-width:115px}.action-tabs{gap:15px}.leather-tab{min-width:100px;padding:0 12px;gap:10px}}
@media(max-width:800px){.accordion,.toggle-panel{min-height:225px;height:225px}.calendar-pocket{min-height:435px;padding:20px 10px}.label-stitched{min-height:320px;padding:19% 15% 18%}.zipper-panel{min-height:220px}.input-panel,.strap-panel{min-height:185px}.action-panel{min-height:185px;padding:24px 20px}.action-panel>.blind-stamp{font-size:11px;max-width:none}.action-tabs{margin:19px 0;gap:10px}.leather-tab{height:44px;min-width:0;padding:0 10px;gap:8px;font-size:8px}.eyelet{width:15px;height:15px}.press-stud{width:27px;height:27px}.action-panel>.serial{max-width:none;font-size:6px}.serial-heading>span:first-child{font-size:10px;letter-spacing:1px}.calendar-top h3{font-size:9px}.dates button,.dates .blank{height:22px}}
@media(max-width:540px){main{padding:22px 18px 0}.intro{padding:29px 0}h1{font-size:59px}.accordion{height:180px;min-height:180px}.toggle-panel{height:220px;min-height:220px}.flap{background-size:100% 125%}.flap>.blind-stamp,.accordion.open .flap .blind-stamp{font-size:8px;letter-spacing:1.2px;top:25%}.care-label{left:8%;top:26%;max-width:68%;padding:9px 11px}.care-label .serial{font-size:6px}.lining .care-label p{font-size:10px;line-height:1.5;margin-top:7px}.accordion.open .flap{transform:translateY(-3px) rotateX(-78deg)}.zipper-panel{min-height:220px;padding:25px 24px}.zipper-assembly{height:100px;background-size:170% auto}.zip-carriage{top:26px}.zip-scale{font-size:7px;margin-top:21px}.calendar-pocket{min-height:380px;padding:18px 18px}.label-stitched{padding:19% 15% 19%;min-height:335px}.serial-heading>span:first-child{font-size:13px}.calendar-top h3{font-size:11px}.weekdays{font-size:8px;margin-top:10px}.dates button,.dates .blank{height:25px;font-size:10px}.label-bottom{margin-top:12px}.label-bottom>output{font-size:9px}.label-code{font-size:6px;margin-top:7px}.input-panel,.strap-panel{min-height:183px}.action-panel{min-height:195px;padding:25px 25px}.action-panel>.blind-stamp{font-size:12px}.action-tabs{gap:22px;margin:22px 0}.leather-tab{height:49px;font-size:9px;padding:0 14px;gap:12px}.press-stud{width:32px;height:32px}.eyelet{width:18px;height:18px}.action-panel>.serial{font-size:7px}.caption{font-size:5px}.caption h2{font-size:7px}}
@media(prefers-reduced-motion:reduce){.flap,.care-label,.grommet,.zip-carriage{transition:none!important}.accordion.open .care-label{transition-delay:0s}}
@media(prefers-contrast:more){.blind-stamp,.stamped-initials{color:#fff;text-shadow:0 1px 2px #000}.serial{color:#fff}.label-stitched{color:#111}.dates button,.calendar-top h3,.serial-heading,.weekdays,.label-bottom,.label-code{color:#161a13}.care-label{background:#111}.flap>.blind-stamp{color:#fff;text-shadow:0 1px #000}}
/* Keep all six calendar rows and the serial engraving within the metal face. */
.label-stitched{padding:23% 17% 20%}
.dates button,.dates .blank{height:18px}
.serial-heading>span:first-child{font-size:11px}
.dates button{color:#3c4138}
.label-code{color:#4c5348}
@media(max-width:1100px){.label-stitched{padding:23% 16% 20%}.dates button,.dates .blank{height:17px}}
@media(max-width:800px){.label-stitched{padding:23% 16% 20%}.dates button,.dates .blank{height:18px}}
@media(max-width:540px){.label-stitched{padding:24% 17% 21%}.dates button,.dates .blank{height:21px}.serial-heading>span:first-child{font-size:12px}}
/* Editing reveals a clearer impression while retaining the pressed treatment. */
.impression:focus-within .stamped-initials{color:#efe4d4;text-shadow:0 -1px 1px #24180f,0 1px #a7937355}
@media(max-width:540px){h1{font-size:52px}}

/* A single, full-bleed fashion masthead keeps the components in focus. */
.site-header{display:block;width:100%;padding:0;margin:0;border:0;border-bottom:1px solid #292929;background:#fff;position:relative;z-index:10}
.header-line{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;min-height:57px;padding:0 21px;gap:24px}
.header-left,.header-right{display:flex;align-items:center;gap:26px;white-space:nowrap;font-size:11px;letter-spacing:.6px;font-weight:400;color:#242424}
.header-right{justify-content:flex-end}
.study-credit{color:inherit;text-decoration:none;font-size:11px;font-weight:400;letter-spacing:.6px}
.study-credit:where(:link,:visited,:hover,:active){color:inherit;text-decoration:none}
.site-title{font-family:Arial,Helvetica,sans-serif;font-size:23px;font-weight:800;line-height:1;letter-spacing:-.65px;text-align:center;white-space:nowrap;margin:0;transform:none}
.component-sheet{padding-top:31px}
.study-credit:focus-visible{outline:1px solid #111;outline-offset:5px}
@media(max-width:900px){.header-line{gap:16px;padding:0 18px}.header-left,.header-right{gap:16px;font-size:9px}.study-credit{font-size:9px}.site-title{font-size:21px}}
@media(max-width:620px){.header-line{min-height:53px;gap:10px;padding:0 15px}.header-left,.header-right{font-size:8px;letter-spacing:.3px}.study-credit{font-size:9px;letter-spacing:.1px}.site-title{font-size:19px;letter-spacing:-.6px}.nav-detail{display:none}.component-sheet{padding-top:24px}.site-header .header-right{display:flex}}
@media(max-width:370px){.header-line{padding:0 12px;gap:7px}.site-title{font-size:17px}.study-credit{font-size:8px}.header-right{font-size:7px}}

/* More white space and a slightly smaller component collection. */
.component-sheet{width:calc(100% - clamp(64px,14vw,200px));max-width:1100px;padding:34px 0 0;margin:auto}
.board{gap:25px 22px}
.accordion,.toggle-panel{height:218px;min-height:218px}
.toggle-panel{padding:26px 27px}
.grommet-switch{margin-top:22px}
.switch-status{margin-top:22px}
.zipper-panel{min-height:202px;padding:23px 28px}
.input-panel,.strap-panel{min-height:169px;padding:24px 23px}
.action-panel{min-height:113px;padding:21px 27px}
.caption{font-size:6px}.caption h2{font-size:8px}
/* A loose printed care card, tucked against the felt rather than a UI tile. */
.care-label{top:auto;bottom:14%;left:8%;width:166px;max-width:45%;padding:13px 14px 11px;border:0;outline:0;border-radius:1px;background:#e7e0d0;color:#29271f;box-shadow:1px 4px 6px #0008,-1px 0 1px #fdf7ea55;transform:translateY(7px) rotate(-4deg);transform-origin:50% 90%;isolation:isolate}
.care-label:before{content:"";position:absolute;inset:0;pointer-events:none;z-index:-1;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='p'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.7' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Cpath d='M0 0h180v180H0z' filter='url(%23p)' opacity='.13'/%3E%3C/svg%3E");mix-blend-mode:multiply}
.care-label:after{content:"";position:absolute;right:0;bottom:0;width:13px;height:13px;background:#faf4e7;clip-path:polygon(0 100%,100% 0,100% 100%);filter:drop-shadow(-1px -1px 1px #8f8574)}
.accordion.open .care-label{transform:rotate(-4deg)}
.paper-brand{display:block;font:700 8px Arial,sans-serif;letter-spacing:.5px;color:#24231e;margin-bottom:9px}
.care-label .serial{font:6px 'Courier New',monospace;letter-spacing:.6px;color:#5b5446;text-shadow:none}
.lining .care-label p{font:9px/1.5 'Courier New',monospace;color:#3c382f;letter-spacing:0;margin:8px 0 0;max-width:none;text-shadow:none}
.paper-foot{display:block;font:5px 'Courier New',monospace;letter-spacing:.7px;color:#6d6453;border-top:1px solid #afa18b77;padding-top:6px;margin-top:8px}
/* Each jaw uses the same photographed tape at its original scale. The open
   halves pivot around the carriage while the interlocked section stays fixed. */
.zipper-assembly{height:108px;background:none!important;isolation:isolate;--pull-angle:0deg}
.zip-mouth{position:absolute;inset:0;z-index:0;clip-path:polygon(0 calc(50% - var(--mouth-gap)),var(--position) 50%,0 calc(50% + var(--mouth-gap)));background:#070708 url('assets/felt-recess.webp') center/var(--rail-width) auto;filter:brightness(.35);box-shadow:inset 0 4px 8px #000}
.zip-closed,.zip-jaw{position:absolute;left:0;top:0;height:108px;background:url('assets/zipper-rail.webp') left center/var(--rail-width) auto no-repeat;pointer-events:none}
.zip-closed{width:100%;clip-path:inset(0 0 0 var(--position));z-index:1}
.zip-jaw{width:var(--position);transform-origin:100% 50%;z-index:1}
.zip-upper{clip-path:inset(0 0 50% 0);transform:rotate(4deg)}
.zip-lower{clip-path:inset(50% 0 0 0);transform:rotate(-4deg)}
.zip-carriage{top:33px;width:52px;height:100px;background:none;transform:translateX(-50%);transition:none;z-index:2;filter:drop-shadow(1px 3px 1px #0009)}
.zipper-assembly.dragging .zip-carriage{transform:translateX(-50%)}
.zip-housing{position:absolute;top:0;left:0;width:52px;height:34px;background:url('assets/zipper-pull.webp') center -9.5px/auto 115px no-repeat}
.zip-pendulum{position:absolute;left:6px;top:24px;width:40px;height:75px;background:url('assets/zipper-pull.webp') center -33.5px/auto 115px no-repeat;transform-origin:50% 3px;transform:rotate(var(--pull-angle));will-change:transform}
#zipper{height:143px;top:-6px;bottom:auto;touch-action:none;-webkit-tap-highlight-color:transparent}
.zip-scale{margin-top:18px}
/* Explicit, legible choices accompany the physical strap holes. */
.strap-panel>.blind-stamp{color:#e9e0d1;text-shadow:0 -1px 1px #000,0 1px #ffffff1c;font-size:11px}
.strap{height:60px;margin-top:17px;margin-bottom:13px;padding-left:49px;padding-right:13px;background:#0b0c0d9c}
.strap:before{filter:brightness(.36)}
.strap-keeper{left:24px;height:72px}
.strap-hole{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:9px 4px 7px;min-width:55px;min-height:55px}
.strap-hole>span{display:block;width:16px;height:16px;border:0;border-radius:0;box-shadow:none;background:url('assets/nickel-hardware.webp') 9.5% 50%/260% 130% no-repeat;filter:drop-shadow(0 1px 1px #000)}
.strap-hole.active>span{width:17px;height:17px;background-position:90.5% 50%}
.hole-name{font:400 8px 'Courier New',monospace;color:#e6ddce;font-style:normal;text-shadow:0 1px 2px #000,0 -1px #000;letter-spacing:0}
.strap-hole.active .hole-name{color:#fff6e6;font-weight:700;text-decoration:underline;text-underline-offset:3px}
.strap-panel>.serial{color:#f0e7d8;font-size:9px;text-shadow:0 -1px #000,0 1px 2px #000}
/* Empty input, visible placeholder and an inset edge communicate editability. */
.input-panel>label.blind-stamp{color:#f4eadb;text-shadow:0 -1px 1px #2b1f13,0 1px #bdac8b33;font-size:11px;letter-spacing:1.3px}
.impression{height:52px;margin:15px 0 13px;border:1px solid #3a2d1eaa;border-radius:3px;background:#21170f22;box-shadow:inset 0 2px 4px #0005,0 1px #f2e0bd44}
.impression input{padding:5px 11px;font-size:22px;letter-spacing:.5px;text-transform:none}
.impression input::placeholder{font:13px Arial,sans-serif;color:#f4e9d8;opacity:1;text-shadow:0 -1px 1px #261b10;letter-spacing:.2px}
.stamped-initials{padding:0 11px;font-size:22px;letter-spacing:.5px;white-space:nowrap;overflow:hidden}
.input-panel>.serial{font-size:7px;color:#e6dbca;letter-spacing:.4px}
@media(max-width:1000px) and (min-width:541px){.board{grid-template-columns:repeat(2,minmax(0,1fr));gap:25px 22px}.accordion-sample,.zipper-sample{grid-column:span 2}.switch-sample{grid-column:1;grid-row:3}.calendar-sample{grid-column:2;grid-row:3/span 2}.input-sample{grid-column:1;grid-row:4}.strap-sample{grid-column:1;grid-row:5}.actions-sample{grid-column:2;grid-row:5}.calendar-pocket{min-height:382px}.action-panel{display:block;min-height:178px;padding:23px 20px}.action-tabs{margin:19px 0;gap:10px}.leather-tab{height:43px;min-width:0;padding:0 9px;font-size:8px;gap:7px}.action-panel>.blind-stamp{font-size:10px;max-width:none}.action-panel>.serial{max-width:none;font-size:6px}.eyelet{width:15px;height:15px}.press-stud{width:27px;height:27px}.input-panel,.strap-panel{min-height:178px}.strap-hole{min-width:47px}.hole-name{font-size:7px}.caption{align-items:flex-start;gap:8px}.caption>span{max-width:45%;font-size:5px}.caption h2{font-size:7px}}
@media(max-width:540px){.component-sheet{width:calc(100% - 58px);padding-top:26px}.board{gap:25px}.accordion{height:172px;min-height:172px}.toggle-panel{height:202px;min-height:202px;padding:25px}.grommet-switch{margin-top:22px}.care-label{width:142px;max-width:52%;left:9%;bottom:14%;padding:10px 10px 9px}.paper-brand{font-size:7px;margin-bottom:6px}.care-label .serial{font-size:5px}.lining .care-label p{font-size:7px;margin-top:6px;line-height:1.5}.paper-foot{font-size:4px;padding-top:5px;margin-top:6px}.zipper-panel{min-height:203px;padding:22px 23px}.zipper-assembly,.zip-closed,.zip-jaw{height:105px}.zip-carriage{top:31.5px}.zip-scale{font-size:7px;margin-top:17px}.input-panel,.strap-panel{min-height:177px;padding:24px 23px}.strap{margin-top:17px;margin-bottom:13px}.strap-hole{min-width:53px}.hole-name{font-size:8px}.action-panel{min-height:185px;padding:23px}.action-tabs{gap:17px;margin:22px 0}.action-panel>.blind-stamp{font-size:11px}.action-panel>.serial{font-size:7px}.caption{font-size:5px}.caption h2{font-size:7px}.label-stitched{padding-top:24%;padding-bottom:21%}.dates button,.dates .blank{height:20px}.care-label .serial,.paper-foot{color:#635b4d}}
@media(prefers-reduced-motion:reduce){.zip-pendulum{transform:none!important;will-change:auto}.care-label{transition:none!important}}
@media(prefers-contrast:more){.care-label{background:#f5eddb;color:#111}.care-label .serial,.lining .care-label p,.paper-foot{color:#111}.hole-name,.strap-panel>.blind-stamp,.strap-panel>.serial{color:#fff}.impression input::placeholder{color:#fff}}

/* A shared elevation separates the material specimens from the white ground. */
body{background:radial-gradient(ellipse at 50% 18%,#fff 0,#fafafa 56%,#f4f4f4 100%)}
.leather:not(.accordion){box-shadow:0 2px 3px #0000001c,0 14px 18px -9px #0000005c,0 31px 35px -19px #0000005c}
.accordion .lining{box-shadow:0 2px 3px #00000020,0 14px 19px -9px #0000005c,0 31px 35px -19px #0000005c}
.caption{margin-top:16px;position:relative}
.board{row-gap:29px}
@media(max-width:1000px) and (min-width:541px){.board{row-gap:29px}}
@media(max-width:540px){.board{gap:29px}.caption{margin-top:16px}.leather:not(.accordion){box-shadow:0 2px 3px #0000001c,0 13px 17px -8px #00000052,0 26px 31px -17px #00000052}}

/* Both zipper ends stay attached; the canvas mesh curves only the opening. */
.zip-rail-canvas{position:absolute;inset:0;width:100%;height:100%;z-index:1;pointer-events:none}

/* A single, centered specimen sheet rather than a scrolling dashboard. */
.component-sheet{box-sizing:border-box;width:100%;max-width:none;height:calc(100svh - 58px);min-height:0;margin:0;padding:clamp(36px,8svh,88px) clamp(38px,10vw,144px);display:grid;align-items:center;justify-items:center}
.sheet-frame{position:relative;width:658px;height:490px;flex-shrink:0}
.sheet-canvas{position:absolute;top:0;left:0;width:940px;transform-origin:0 0;transform:scale(.7)}
.sheet-canvas .board{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));column-gap:22px;row-gap:25px;align-items:stretch}
.sheet-canvas .accordion-sample{grid-column:1/span 2;grid-row:1}
.sheet-canvas .switch-sample{grid-column:3;grid-row:1}
.sheet-canvas .zipper-sample{grid-column:1/span 2;grid-row:2}
.sheet-canvas .calendar-sample{grid-column:3;grid-row:2/span 2}
.sheet-canvas .input-sample{grid-column:1;grid-row:3}
.sheet-canvas .strap-sample{grid-column:2;grid-row:3}
.sheet-canvas .accordion,.sheet-canvas .toggle-panel{height:186px;min-height:186px}
.sheet-canvas .toggle-panel{padding:23px 25px}
.sheet-canvas .toggle-panel>.blind-stamp{font-size:11px}
.sheet-canvas .grommet-switch{margin-top:17px;margin-bottom:7px}
.sheet-canvas .switch-status{margin-top:15px}
.sheet-canvas .zipper-panel{min-height:189px;padding:21px 26px}
.sheet-canvas .zipper-assembly{height:88px}
.sheet-canvas .zip-carriage,.sheet-canvas .zipper-assembly.dragging .zip-carriage{top:28px;transform:translateX(-50%) scale(.8);transform-origin:50% 0}
.sheet-canvas #zipper{height:123px;top:-6px}
.sheet-canvas .zip-scale{margin-top:19px}
.sheet-canvas .input-panel,.sheet-canvas .strap-panel{min-height:158px;padding:21px 21px}
.sheet-canvas .impression{height:46px;margin:13px 0 11px}
.sheet-canvas .strap{margin-top:14px;margin-bottom:11px;height:56px}
.sheet-canvas .strap-keeper{height:68px}
.sheet-canvas .strap-hole{min-width:51px;min-height:53px;gap:7px}
.sheet-canvas .hole-name{font-size:8px}
.sheet-canvas .strap-panel>.serial{font-size:8px}
.sheet-canvas .calendar-pocket{min-height:0;padding:15px 12px}
.sheet-canvas .label-stitched{height:306px;min-height:306px;padding:68px 43px 50px}
.sheet-canvas .serial-heading>span:first-child{font-size:11px}
.sheet-canvas .calendar-top h3{font-size:9px}
.sheet-canvas .weekdays{font-size:7px;margin-top:7px;margin-bottom:4px}
.sheet-canvas .dates button,.sheet-canvas .dates .blank{height:16px;font-size:8px}
.sheet-canvas .label-bottom{margin-top:7px}
.sheet-canvas .label-bottom>output{font-size:7px}
.sheet-canvas .label-code{font-size:5px;letter-spacing:.6px;margin-top:5px}
.sheet-canvas .caption{margin-top:13px;min-height:13px;align-items:flex-start;font-size:6px;gap:8px}
.sheet-canvas .caption h2{font-size:8px}
.sheet-canvas .caption>span{font-size:6px;max-width:52%}
.sheet-canvas .care-label{width:150px;max-width:45%;padding:11px 12px 9px;left:8%;bottom:14%}
.sheet-canvas .paper-brand{font-size:8px;margin-bottom:7px}
.sheet-canvas .care-label .serial{font-size:6px}
.sheet-canvas .lining .care-label p{font-size:8px;line-height:1.5;margin-top:7px}
.sheet-canvas .paper-foot{font-size:5px;margin-top:6px;padding-top:5px}
.sheet-canvas .flap>.blind-stamp,.sheet-canvas .accordion.open .flap>.blind-stamp{font-size:9px}
.sheet-canvas footer{margin-top:23px;padding:15px 0 0;font-size:6px;letter-spacing:.6px}
@media(max-width:620px){.component-sheet{height:calc(100svh - 54px);padding:clamp(35px,7svh,64px) 9vw}}
@media(max-width:540px){.sheet-canvas{width:660px}.sheet-canvas .board{grid-template-columns:repeat(2,minmax(0,1fr));gap:25px 22px}.sheet-canvas .accordion-sample{grid-column:1/span 2;grid-row:1}.sheet-canvas .zipper-sample{grid-column:1/span 2;grid-row:2}.sheet-canvas .switch-sample{grid-column:1;grid-row:3}.sheet-canvas .calendar-sample{grid-column:2;grid-row:3/span 2}.sheet-canvas .input-sample{grid-column:1;grid-row:4}.sheet-canvas .strap-sample{grid-column:1/span 2;grid-row:5}.sheet-canvas .strap{padding-left:120px;padding-right:100px}.sheet-canvas .strap-keeper{left:70px}.sheet-canvas .strap-hole{min-width:80px}.sheet-canvas .strap-panel{min-height:145px}.sheet-canvas .label-stitched{height:320px;min-height:320px;padding-top:72px;padding-bottom:51px}.sheet-canvas .dates button,.sheet-canvas .dates .blank{height:17px}.sheet-canvas footer>span:nth-child(2){max-width:none;text-align:right}.sheet-canvas .care-label{max-width:45%}}

/* Soft, directional cast shadows retain the existing near-white backdrop. */
.sheet-canvas .leather:not(.accordion){box-shadow:1px 2px 3px #00000016,10px 19px 25px -14px #0000004d,21px 37px 46px -23px #00000047}
.sheet-canvas .accordion .lining{box-shadow:1px 2px 3px #00000016,10px 19px 25px -14px #0000004d,21px 37px 46px -23px #00000047}


/* Quiet page furniture; component names live on the materials themselves. */
.site-title{font-size:14px;font-weight:600;letter-spacing:.4px}
.header-line{min-height:48px}
.component-sheet{height:calc(100svh - 49px)}
.site-footer{position:fixed;left:0;right:0;bottom:0;z-index:10;width:100%;display:flex;justify-content:space-between;align-items:center;gap:18px;padding:14px 21px;margin:0;border:0;background:none;font:6.5px Arial,Helvetica,sans-serif;letter-spacing:.7px;color:#777;pointer-events:none}
.site-footer>span:nth-child(2){max-width:none;text-align:right}
.sheet-canvas .sample>h2.sr-only{margin:-1px;border:0;padding:0}
.sheet-canvas .toggle-panel>.blind-stamp{font-size:11px}
.sheet-canvas .serial-heading>span:first-child{font-size:10px;letter-spacing:1.2px}
.sheet-canvas .strap-panel>.blind-stamp{font-size:10px;letter-spacing:1.1px}
/* These status messages remain available to assistive technology. */
.switch-status.sr-only,#initials-help.sr-only,#fit-status.sr-only{position:absolute;display:block;width:1px;height:1px;margin:-1px;padding:0;border:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
@media(max-width:900px){.site-title{font-size:13px}}
@media(max-width:620px){.header-line{min-height:45px}.site-title{font-size:12px;letter-spacing:.1px}.component-sheet{height:calc(100svh - 46px)}.site-footer{padding:12px 15px;font-size:5px;letter-spacing:.4px}}
@media(max-width:370px){.site-title{font-size:11px}.site-footer{font-size:4.5px;gap:12px}}


/* Room around the fully opened tapes, without pointer-focus chrome. */
.sheet-canvas .zipper-assembly{height:112px}
.sheet-canvas .zip-carriage,.sheet-canvas .zipper-assembly.dragging .zip-carriage{top:40px}
.sheet-canvas #zipper{height:147px;top:-6px}
.zipper-assembly:focus-within{outline:none!important;box-shadow:none}
.zipper-assembly[data-keyboard-focus="true"]{outline:1px dashed #ad997c99!important;outline-offset:5px}
/* Recessed ink: shadows are inside the glyph shoulders, not a raised halo. */
.sheet-canvas .input-panel>label.blind-stamp,
.sheet-canvas .strap-panel>.blind-stamp{
  color:#dfcdb0;
  font-weight:600;
  text-shadow:none;
  -webkit-text-stroke:0;
  filter:url(#leather-deboss);
}
.sheet-canvas .strap-panel>.blind-stamp{color:#d8c3a0}
/* The selection mark travels along the strap's pressed edge. */
.strap-hole.active .hole-name{text-decoration:none}
.choice-line{position:absolute;left:0;bottom:4px;height:1.5px;background:#e0cfb0;box-shadow:0 -1px 1px #000b,0 .5px #b7a17c33;z-index:3;pointer-events:none;transition:transform 210ms cubic-bezier(.22,.8,.22,1),width 210ms cubic-bezier(.22,.8,.22,1);border-radius:1px}
@media(prefers-reduced-motion:reduce){.choice-line{transition:none}}
@media(prefers-contrast:more){.sheet-canvas .input-panel>label.blind-stamp,.sheet-canvas .strap-panel>.blind-stamp{color:#fff;filter:none;text-shadow:0 1px 2px #000}.choice-line{background:#fff;height:2px}}
@media(forced-colors:active){.sheet-canvas .input-panel>label.blind-stamp,.sheet-canvas .strap-panel>.blind-stamp{color:CanvasText;filter:none;text-shadow:none}.choice-line{background:Highlight;forced-color-adjust:none}}

/* Blind tooling: the grain continues through each compressed letter face.
   Only the inner upper wall casts shade; the outer lower edge catches light. */
.sheet-canvas .input-panel,
.sheet-canvas .toggle-panel{--tool-grain:url('assets/distressed-reference.webp');--tool-tint:#ada18b;--tool-size:360px}
.sheet-canvas .strap-panel{--tool-grain:url('assets/black-leather.webp');--tool-tint:#aaa18e;--tool-size:420px}
.sheet-canvas .input-panel>label.blind-stamp,
.sheet-canvas .toggle-panel>.blind-stamp,
.sheet-canvas .strap-panel>.blind-stamp,
.sheet-canvas .stamped-initials,
.sheet-canvas .impression:focus-within .stamped-initials{
  color:transparent;
  background-image:linear-gradient(var(--tool-tint),var(--tool-tint)),var(--tool-grain);
  background-size:auto,var(--tool-size) auto;
  background-position:0 0,center 40%;
  background-blend-mode:soft-light;
  -webkit-background-clip:text;
  background-clip:text;
  text-shadow:none;
  -webkit-text-stroke:0;
  filter:url(#leather-deboss);
}
.sheet-canvas .input-panel>label.blind-stamp,
.sheet-canvas .toggle-panel>.blind-stamp,
.sheet-canvas .strap-panel>.blind-stamp{font-weight:700;letter-spacing:1.5px}
.sheet-canvas .stamped-initials{display:block;line-height:44px;font-size:19px;font-weight:500;letter-spacing:.15px}
.sheet-canvas .stamped-initials.is-placeholder{font-size:16px;font-weight:500}
.sheet-canvas .impression input::placeholder{color:transparent;text-shadow:none}
.sheet-canvas .impression{background:#15120f0d;border-color:#211c164f;box-shadow:inset 0 1px 3px #0005,0 .7px #c3b99e45}
@media(prefers-contrast:more){
.sheet-canvas .input-panel>label.blind-stamp,.sheet-canvas .toggle-panel>.blind-stamp,.sheet-canvas .strap-panel>.blind-stamp,.sheet-canvas .stamped-initials,.sheet-canvas .impression:focus-within .stamped-initials{color:#fff;background:none;filter:none;text-shadow:0 1px 2px #000}
}
@media(forced-colors:active){
.sheet-canvas .input-panel>label.blind-stamp,.sheet-canvas .toggle-panel>.blind-stamp,.sheet-canvas .strap-panel>.blind-stamp{color:CanvasText;background:none;filter:none}
.sheet-canvas .impression input{color:CanvasText}.sheet-canvas .impression input::placeholder{color:GrayText}.sheet-canvas .stamped-initials{display:none}
}

/* A lighter dye in the compressed grain preserves legibility at sheet scale. */
.sheet-canvas .input-panel>label.blind-stamp,
.sheet-canvas .toggle-panel>.blind-stamp,
.sheet-canvas .strap-panel>.blind-stamp,
.sheet-canvas .stamped-initials,
.sheet-canvas .impression:focus-within .stamped-initials{
  background-image:linear-gradient(#c9c1afdd,#baaf98d6),var(--tool-grain);
  background-blend-mode:normal;
}
.sheet-canvas .input-panel>label.blind-stamp,
.sheet-canvas .toggle-panel>.blind-stamp,
.sheet-canvas .strap-panel>.blind-stamp{font-size:12px;font-weight:700}
@media(prefers-contrast:more),(forced-colors:active){
.sheet-canvas .input-panel>label.blind-stamp,.sheet-canvas .toggle-panel>.blind-stamp,.sheet-canvas .strap-panel>.blind-stamp,.sheet-canvas .stamped-initials,.sheet-canvas .impression:focus-within .stamped-initials{background-image:none}
}

/* Keep the native caret on the same metrics as the material impression. */
.sheet-canvas .impression input{font-family:Georgia,serif;font-size:19px;font-weight:500;letter-spacing:.15px;line-height:44px;padding:0 11px}
.sheet-canvas .impression input:focus-visible{outline:1px dashed #c3b49a88;outline-offset:3px}

/* A quieter masthead and a cool, softly lit studio ground. */
:root{background:#e5e8eb}
body{min-height:100svh;background:radial-gradient(ellipse at 43% 30%,#ffffffd9 0%,#f7f8fac4 30%,#e7ebef66 62%,#d5dce366 100%),linear-gradient(135deg,#edf0f3 0%,#e7ebef 48%,#d4dbe2 100%);background-attachment:fixed}
.site-header{background:#ffffff24;border-bottom-color:#6d76802e}
.header-line{min-height:38px}
.header-left,.header-right,.study-credit{font-size:8px;letter-spacing:.5px;color:#62666b}
.header-left,.header-right{gap:18px}
.site-title{font-size:10px;font-weight:500;letter-spacing:.9px;color:#363b40}
.component-sheet{height:calc(100svh - 39px)}
@media(max-width:900px){.site-title{font-size:10px}.header-left,.header-right,.study-credit{font-size:7px}}
@media(max-width:620px){.header-line{min-height:35px}.site-title{font-size:9px;letter-spacing:.5px}.header-left,.header-right,.study-credit{font-size:6px}.component-sheet{height:calc(100svh - 36px)}}

/* Individually outlined lettering, with grain and tooling inside the SVG. */
.sheet-canvas .tooled-name{display:block;overflow:visible;max-width:100%;filter:none;letter-spacing:0}
.tooled-name g{fill:#dad8ce}.tooled-black g{fill:#b6b9b3}.tooled-oxblood g{fill:#d4ccc5}.tooled-metal g{fill:#81877f}
.sheet-canvas .input-panel>label.blind-stamp,
.sheet-canvas .toggle-panel>.blind-stamp,
.sheet-canvas .strap-panel>.blind-stamp{background:none;filter:none;color:inherit;text-shadow:none}
.sheet-canvas .flap>.blind-stamp{background:none;filter:none;text-shadow:none}
.sheet-canvas .flap .tooled-name{height:13px;width:auto}
.sheet-canvas .serial-heading .tooled-name{height:14px;width:auto;margin:auto}
.sheet-canvas .choice-line{height:1px;background:#aeb6b8;opacity:.58;box-shadow:0 -1px 1px #0009,0 .4px #d9dfe014}
@media(prefers-contrast:more){.tooled-name g{fill:#fff;filter:none}.tooled-metal g{fill:#222}.sheet-canvas .choice-line{opacity:1;background:#fff}}
@media(forced-colors:active){.tooled-name g{fill:CanvasText;filter:none}.sheet-canvas .choice-line{background:Highlight;opacity:1}}

/* Editorial information spread. */
.about-link{color:inherit;text-decoration:none;font-size:inherit;letter-spacing:inherit}
.about-link:hover{text-decoration:underline;text-underline-offset:3px}
.about-link:focus-visible,.about-home:focus-visible{outline:1px solid currentColor;outline-offset:5px}
.site-footer{justify-content:flex-start;text-transform:none}
.about-page{background:#f8f8f5}
.about-home{text-decoration:none}
.about-spread{display:grid;grid-template-columns:1fr 1fr;width:100%;max-width:none;height:calc(100svh - 39px);margin:0;padding:0}
.about-image{position:relative;overflow:hidden;background:#18384d;min-height:0}
.about-image>img{display:block;width:100%;height:100%;object-fit:cover;object-position:50% 44%}
.image-wordmarks{position:absolute;inset:14px 12px 22px;display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(3,1fr);align-items:start;pointer-events:none;gap:8px}
.image-wordmarks>span{font:700 clamp(8px,1.02vw,15px)/1 Arial,Helvetica,sans-serif;color:#fff;letter-spacing:-.3px;white-space:nowrap}
.image-wordmarks>span:nth-child(3n+2){text-align:center}
.image-wordmarks>span:nth-child(3n){text-align:right}
.image-wordmarks>span:nth-child(n+4):nth-child(-n+6){align-self:center}
.image-wordmarks>span:nth-child(n+7){align-self:end}
.about-copy{position:relative;display:flex;align-items:center;padding:7vw 3.2vw 7vw 5vw;background:#fafaf7}
.about-editorial{display:grid;grid-template-columns:54px minmax(0,1fr);gap:22px;width:100%;max-width:580px}
.about-editorial h1{font:500 10px/1.35 Arial,Helvetica,sans-serif;letter-spacing:0;margin:0;padding:0}
.about-editorial p{font:500 clamp(10px,.91vw,13px)/1.35 Arial,Helvetica,sans-serif;letter-spacing:-.15px;margin:0 0 16px;color:#191919}
.about-editorial .about-credit{font-weight:400;color:#666;margin-top:28px;font-size:9px;letter-spacing:0}
.about-folio{position:absolute;left:14px;bottom:20px;font-size:13px;font-weight:600}
.about-page .site-footer{color:#fff;max-width:50%;padding:8px 12px;font-size:6px}
@media(max-width:900px){.about-copy{padding-left:4vw;padding-right:3vw}.about-editorial{grid-template-columns:36px minmax(0,1fr);gap:15px}}
@media(max-width:620px){.about-spread{height:auto;min-height:calc(100svh - 36px);grid-template-columns:1fr}.about-image{height:66svh}.about-image>img{object-position:50% 38%}.image-wordmarks>span{font-size:10px}.about-copy{min-height:38svh;padding:45px 24px 55px}.about-editorial{grid-template-columns:45px minmax(0,1fr);gap:20px}.about-editorial p{font-size:11px}.about-page .site-footer{position:static;max-width:none;color:#666;background:#fafaf7;padding:12px 24px}.about-folio{left:24px;bottom:18px;font-size:10px}}

/* Explicit link states and constrained grid tracks across browser engines. */
.site-header a.about-link:link,.site-header a.about-link:visited,.site-header a.about-link:hover,.site-header a.about-link:active{color:#62666b;text-decoration:none}
.site-header a.about-link:hover{color:#15191d}
.site-header a.about-home:link,.site-header a.about-home:visited,.site-header a.about-home:hover,.site-header a.about-home:active{color:#363b40;text-decoration:none}
.about-spread{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
.about-image,.about-copy{min-width:0}
@media(max-width:620px){.about-spread{grid-template-columns:minmax(0,1fr)}}

/* Carry the same cool studio atmosphere through the editorial spread. */
.about-page{background:radial-gradient(ellipse at 43% 30%,#ffffffd9 0%,#f7f8fac4 30%,#e7ebef66 62%,#d5dce366 100%),linear-gradient(135deg,#edf0f3 0%,#e7ebef 48%,#d4dbe2 100%);background-attachment:fixed}
.about-copy{background:transparent}
.image-wordmarks>span:nth-child(2),
.image-wordmarks>span:nth-child(4),
.image-wordmarks>span:nth-child(6),
.image-wordmarks>span:nth-child(8){visibility:hidden}
@media(max-width:620px){.about-page .site-footer{background:transparent}}

/* Finishing system: one cool key light, quiet type, and restrained mechanics. */
.sheet-canvas{--cast-contact:0 2px 3px #11182024;--cast-near:5px 12px 16px -8px #11182042;--cast-far:13px 28px 34px -16px #1d293537}
.sheet-canvas .leather:not(.accordion),.sheet-canvas .accordion .lining{box-shadow:var(--cast-contact),var(--cast-near),var(--cast-far)}
.sheet-canvas .leather:not(.accordion):after{background:linear-gradient(125deg,#ffffff0c 0%,transparent 42%,#060a1010 100%);box-shadow:inset 0 1px 1px #fff2,inset 1px 0 1px #fff1,inset 0 -2px 2px #0009}
.tooled-name g{fill:#cbc9bf}.tooled-black g{fill:#c0c3bd}.tooled-oxblood g{fill:#c8c3bd}.tooled-metal g{fill:#60675f}
.sheet-canvas .tooled-name{height:18px;width:auto;max-width:100%}
.sheet-canvas .flap .tooled-name{height:14px}
.sheet-canvas .serial-heading .tooled-name{height:14px}
.sheet-canvas .input-panel,.sheet-canvas .strap-panel{padding-top:23px}
.sheet-canvas .stamped-initials,.sheet-canvas .impression input{font-family:Arial,Helvetica,sans-serif;font-size:18px;font-weight:500;letter-spacing:.15px}
.sheet-canvas .stamped-initials.is-placeholder{font-size:16px;font-weight:400}
.sheet-canvas .stamped-initials,.sheet-canvas .impression:focus-within .stamped-initials{background-image:linear-gradient(#cecac0ed,#bcb7a9e8),var(--tool-grain)}
.sheet-canvas .impression{border-color:#211c1652;background:#151a1d09;box-shadow:inset 0 1px 2px #0004,0 .6px #d5d4c62e}
.grommet-switch{touch-action:pan-y;-webkit-tap-highlight-color:transparent}
.grommet-switch .grommet,.grommet-switch[aria-checked=true] .grommet{transform:translateX(var(--ring-x,0px));transition:none;will-change:auto}
.grommet-switch.is-dragging{cursor:grabbing}
.grommet-switch.is-dragging .grommet{will-change:transform}
.engraved-row span{opacity:.55;transition:opacity 180ms ease}
.toggle-panel:has(.grommet-switch[aria-checked=false]) .engraved-row span:first-child,
.toggle-panel:has(.grommet-switch[aria-checked=true]) .engraved-row span:last-child{opacity:1}
.sheet-canvas .strap-hole>span{transition:transform 180ms cubic-bezier(.2,.8,.2,1),filter 180ms ease}
.sheet-canvas .strap-hole:active>span{transform:translateY(1px) scale(.93);filter:brightness(.82)}
.sheet-canvas .strap-hole .hole-name{color:#c7c9c4;text-shadow:0 -1px #000b;font-weight:400;transition:color 180ms ease}
.sheet-canvas .strap-hole.active .hole-name{color:#f0f0e8;font-weight:600}
.sheet-canvas .choice-line{background:#b6bec1;opacity:.48;box-shadow:0 -1px 1px #0009}
.sheet-canvas .flap{transition:filter 400ms ease}
.sheet-canvas .care-label{transition:opacity 220ms ease,transform 340ms cubic-bezier(.22,.8,.26,1)}
.sheet-canvas .accordion.open .care-label{transition-delay:160ms}
.sheet-canvas .dates button{transition:background-color 160ms ease,box-shadow 160ms ease;color:#41473e}
.sheet-canvas .dates button.selected{background:#3d443317;box-shadow:inset 0 1px 2px #20271c42,0 .6px #fff6;color:#20271f}
.sheet-canvas .dates button:focus-visible{outline:1px solid #454e43;outline-offset:1px}
.sheet-canvas .strap-hole:focus-visible{outline:1px dashed #a9b1ac;outline-offset:2px;border-radius:2px}
@media(prefers-reduced-motion:reduce){.sheet-canvas .flap,.sheet-canvas .care-label,.sheet-canvas .strap-hole>span,.sheet-canvas .dates button{transition:none!important}.sheet-canvas .accordion.open .care-label{transition-delay:0s}}
@media(prefers-contrast:more){.tooled-name g{fill:#fff}.tooled-metal g{fill:#222}.sheet-canvas .stamped-initials,.sheet-canvas .impression:focus-within .stamped-initials{background:none;color:#fff}.sheet-canvas .choice-line{opacity:1}.engraved-row span{opacity:1}}

/* Tone-on-tone raised leather. No contrasting pigment: the material itself
   fills the outlined letters; SVG height-field lighting defines the relief. */
.sheet-canvas .tooled-black g{fill:url(#emboss-black)}
.sheet-canvas .tooled-taupe g{fill:url(#emboss-taupe)}
.sheet-canvas .tooled-oxblood g{fill:url(#emboss-oxblood)}
.sheet-canvas .tooled-name:not(.tooled-metal){height:20px;overflow:visible}
.sheet-canvas .flap .tooled-name{height:16px}
.sheet-canvas .serial-heading .tooled-name{height:14px}
@media(prefers-contrast:more){.sheet-canvas .tooled-name:not(.tooled-metal) g{fill:#fff;filter:none}}
@media(forced-colors:active){.sheet-canvas .tooled-name g{fill:CanvasText;filter:none}}

/* Screen-printed markings: porous, rubbed pigment instead of luminous type.
   The SVG mask removes actual pieces of ink, exposing the panel underneath. */
.sheet-canvas .zipper-meta output,
.sheet-canvas .zip-scale span,
.sheet-canvas .engraved-row span,
.sheet-canvas .strap-hole .hole-name,
.sheet-canvas .strap-hole.active .hole-name{
  color:#d3d3c7;
  text-shadow:none;
  filter:url(#worn-leather-ink);
  -webkit-text-stroke:0;
}
.sheet-canvas .zip-scale span{font-size:9px;letter-spacing:.8px}
.sheet-canvas .engraved-row span{font-size:9px}
.sheet-canvas .strap-hole .hole-name{font-size:9px;font-weight:500;letter-spacing:.1px;color:#c3c7bf}
.sheet-canvas .strap-hole.active .hole-name{color:#dcdfd5;font-weight:600}
.sheet-canvas .stamped-initials,
.sheet-canvas .impression:focus-within .stamped-initials{
  color:#cfcec0;
  background:none;
  -webkit-background-clip:border-box;
  background-clip:border-box;
  text-shadow:none;
  filter:url(#worn-leather-ink);
}
.sheet-canvas .stamped-initials.is-placeholder{font-weight:500;letter-spacing:.3px}
/* The caret and native input semantics remain intact above the ink layer. */
.sheet-canvas .impression input{caret-color:#d3d3c7}
@media(prefers-contrast:more){
.sheet-canvas .zipper-meta output,.sheet-canvas .zip-scale span,.sheet-canvas .engraved-row span,.sheet-canvas .strap-hole .hole-name,.sheet-canvas .strap-hole.active .hole-name,.sheet-canvas .stamped-initials,.sheet-canvas .impression:focus-within .stamped-initials{color:#fff;filter:none}
}
@media(forced-colors:active){
.sheet-canvas .zipper-meta output,.sheet-canvas .zip-scale span,.sheet-canvas .engraved-row span,.sheet-canvas .strap-hole .hole-name,.sheet-canvas .strap-hole.active .hole-name{color:CanvasText;filter:none}
.sheet-canvas .stamped-initials{display:none}
.sheet-canvas .impression input{color:CanvasText;caret-color:CanvasText}
}

/* Broader raised shoulders stay readable at the actual sheet scale. */
.sheet-canvas .tooled-name:not(.tooled-metal){height:26px;width:auto;overflow:visible}
.sheet-canvas .flap .tooled-name{height:22px}
.sheet-canvas .tooled-name.tooled-stacked{height:38px;width:124px;max-width:100%}
.sheet-canvas .tooled-name:not(.tooled-metal) path{stroke-width:75;stroke-linejoin:round;paint-order:stroke fill}
.sheet-canvas .tooled-black path{stroke:url(#emboss-black)}
.sheet-canvas .tooled-taupe path{stroke:url(#emboss-taupe)}
.sheet-canvas .tooled-oxblood path{stroke:url(#emboss-oxblood)}
.sheet-canvas .strap-panel .strap{margin-top:10px}
.sheet-canvas .strap-panel{min-height:169px;padding-bottom:18px}
.sheet-canvas .serial-heading .tooled-name{height:14px}
@media(prefers-contrast:more){.sheet-canvas .tooled-name:not(.tooled-metal) path{stroke:#fff}}
@media(forced-colors:active){.sheet-canvas .tooled-name path{stroke:CanvasText}}

/* Generated photographic relief, already lit and shaded in the PNG.
   The original alpha is preserved; no SVG bevel, outline, or extra shadow. */
.sheet-canvas .material-title{display:block;height:42px;width:auto;max-width:100%;object-fit:contain;object-position:left center;margin:-8px 0;filter:none;pointer-events:none;user-select:none}
.sheet-canvas .flap .material-title{height:46px;margin:-10px 0}
.sheet-canvas .title-segmented{height:64px;margin:-11px 0}
.sheet-canvas .strap-panel{padding-top:23px;min-height:171px}
.sheet-canvas .strap-panel .strap{margin-top:10px}
@media(forced-colors:active){
.sheet-canvas .material-title{display:none}
.sheet-canvas .blind-stamp>.sr-only,.sheet-canvas .pressed-label>.sr-only{position:static;width:auto;height:auto;margin:0;clip:auto;white-space:normal;color:CanvasText}
}

/* Smaller medium-weight lettering, calibrated to the panel substrates. */
.sheet-canvas .material-title{height:34px;margin:-6px 0}
.sheet-canvas .flap .material-title{height:37px;margin:-7px 0;filter:brightness(.83)}
.sheet-canvas .title-switch,.sheet-canvas .title-input{filter:saturate(.18) brightness(.8)}
.sheet-canvas .title-slider{filter:saturate(.72) brightness(.72)}
.sheet-canvas .title-tabbar{height:34px;margin:-6px 0;filter:brightness(.78)}
.sheet-canvas .strap-panel{min-height:158px}

/* Normalize visible lettering, not transparent PNG canvas dimensions.
   Original generated pixels and alpha are used without erosion or resampling. */
.sheet-canvas .material-title-frame{display:block;position:relative;width:var(--title-width);height:24px;max-width:100%;overflow:visible;pointer-events:none}
.sheet-canvas .material-title-frame>.material-title{position:absolute;display:block;width:var(--art-width);height:var(--art-height);max-width:none;left:var(--art-left);top:var(--art-top);margin:0;object-fit:fill;filter:none;user-select:none;pointer-events:none}
.sheet-canvas .material-title-frame>.title-switch,.sheet-canvas .material-title-frame>.title-input{filter:saturate(.15) brightness(.88)}
.sheet-canvas .material-title-frame>.title-slider{filter:saturate(.75) brightness(.78)}
.sheet-canvas .material-title-frame>.title-accordion,.sheet-canvas .material-title-frame>.title-tabbar{filter:saturate(.2) brightness(.86)}
@media(forced-colors:active){.sheet-canvas .material-title-frame{display:none}}

/* Lift the composition within its viewport while retaining the quiet margins.
   The available fit area stays the same; space moves from above to below. */
.component-sheet{padding-top:clamp(20px,4svh,44px);padding-bottom:clamp(52px,12svh,132px)}
@media(max-width:620px){.component-sheet{padding-top:clamp(20px,4svh,38px);padding-bottom:clamp(50px,10svh,90px)}}

/* A sewn cloth care tag replaces the loose paper insert.
   Weave, seams, printed ink and the soft edge shadow are in the photograph. */
.sheet-canvas .care-label{left:8%;bottom:7%;width:132px;height:158px;max-width:45%;padding:0;border:0;outline:0;border-radius:0;background:none;box-shadow:none;transform:translateY(4px);transform-origin:50% 10%;isolation:auto}
.sheet-canvas .care-label:before,.sheet-canvas .care-label:after{display:none;content:none}
.sheet-canvas .accordion.open .care-label{transform:translateY(0);background:none;box-shadow:none}
.care-tag-art{display:block;width:100%;height:100%;object-fit:contain;pointer-events:none;user-select:none}
@media(forced-colors:active){.care-tag-art{display:none}.sheet-canvas .care-label{background:Canvas;color:CanvasText;border:1px solid CanvasText;padding:10px}.care-tag-copy.sr-only{position:static;clip:auto;width:auto;height:auto;white-space:normal;font-size:9px}.care-tag-copy p{font:inherit;margin:8px 0}}