/* Wallpaper artwork, split out of index.html so the page can be edited and
   redeployed without re-sending the generated SVG. Motifs are defined once
   in <defs> and placed with <use>, which keeps each tile small.
   .wp-* = hero calculator designs.  .wn-* = catalogue diagram designs. */
.wp-chinoiserie{background-color:#1d4a48;background-image:url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='100' height='100'><defs><g id='s'><g fill='none' stroke='%239a7746' stroke-linecap='round'><path d='M0 30C-7 14 5 2-1-14-6-28 3-36 0-48' stroke-width='1.5'/><path d='M-2 8C-12 4-17-5-15-15' stroke-width='1'/><path d='M2-8C12-13 17-22 15-31' stroke-width='1'/><path d='M-1-26C-9-30-13-37-12-44' stroke-width='.9'/></g><g fill='%2382b394'><ellipse cx='-7' cy='20' rx='3.6' ry='7' transform='rotate(-34 -7 20)'/><ellipse cx='7' cy='11' rx='3.6' ry='7' transform='rotate(36 7 11)'/><ellipse cx='-8' cy='2' rx='3.4' ry='6.6' transform='rotate(-40 -8 2)'/><ellipse cx='7' cy='-8' rx='3.4' ry='6.6' transform='rotate(38 7 -8)'/><ellipse cx='-6' cy='-18' rx='3.2' ry='6.2' transform='rotate(-32 -6 -18)'/><ellipse cx='6' cy='-27' rx='3.2' ry='6.2' transform='rotate(34 6 -27)'/><ellipse cx='-4' cy='-38' rx='2.9' ry='5.6' transform='rotate(-28 -4 -38)'/><ellipse cx='4' cy='-45' rx='2.7' ry='5.2' transform='rotate(30 4 -45)'/></g><g fill='%235c8f74'><ellipse cx='-15' cy='-15' rx='2.7' ry='5.2' transform='rotate(-56 -15 -15)'/><ellipse cx='15' cy='-31' rx='2.7' ry='5.2' transform='rotate(54 15 -31)'/><ellipse cx='-12' cy='-44' rx='2.7' ry='5.2' transform='rotate(-48 -12 -44)'/><ellipse cx='-3' cy='26' rx='2.7' ry='5.2' transform='rotate(-20 -3 26)'/></g><g fill='%23eccdc6'><circle cx='-13.0' cy='-9.3' r='2.0'/><circle cx='-9.9' cy='-7.0' r='2.0'/><circle cx='-11.1' cy='-3.3' r='2.0'/><circle cx='-14.9' cy='-3.3' r='2.0'/><circle cx='-16.1' cy='-7.0' r='2.0'/></g><circle cx='-13' cy='-6' r='1.4' fill='%23d9a84e'/><g fill='%23eccdc6'><circle cx='12.0' cy='-25.0' r='1.9'/><circle cx='14.9' cy='-22.9' r='1.9'/><circle cx='13.8' cy='-19.6' r='1.9'/><circle cx='10.2' cy='-19.6' r='1.9'/><circle cx='9.1' cy='-22.9' r='1.9'/></g><circle cx='12' cy='-22' r='1.3' fill='%23d9a84e'/><g fill='%23eccdc6'><circle cx='-2.0' cy='-43.8' r='1.7'/><circle cx='0.7' cy='-41.9' r='1.7'/><circle cx='-0.4' cy='-38.7' r='1.7'/><circle cx='-3.6' cy='-38.7' r='1.7'/><circle cx='-4.7' cy='-41.9' r='1.7'/></g><circle cx='-2' cy='-41' r='1.2' fill='%23d9a84e'/><g fill='%23eccdc6'><circle cx='9.0' cy='0.4' r='1.6'/><circle cx='11.5' cy='2.2' r='1.6'/><circle cx='10.5' cy='5.1' r='1.6'/><circle cx='7.5' cy='5.1' r='1.6'/><circle cx='6.5' cy='2.2' r='1.6'/></g><circle cx='9' cy='3' r='1.1' fill='%23d9a84e'/></g></defs><use href='%23s' x='24' y='56'/><use href='%23s' x='74' y='6'/><use href='%23s' x='74' y='106'/><use href='%23s' x='24' y='-44'/></svg>")}
.wp-damask{background-color:#f2ece0;background-image:url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='90' height='90'><defs><g id='d'><g fill='%232c4470'><path d='M0-30C17-14 17 12 0 28-17 12-17-14 0-30Z'/><path d='M0-36C4-31 4-26 0-22-4-26-4-31 0-36Z'/><path d='M-16 2C-27-5-33 5-28 13-23 20-13 15-11 6Z'/><path d='M16 2C27-5 33 5 28 13 23 20 13 15 11 6Z'/><path d='M-9 24C-15 30-12 37-5 36-1 35 0 31 0 28Z'/><path d='M9 24C15 30 12 37 5 36 1 35 0 31 0 28Z'/></g><g fill='%23f2ece0'><path d='M0-22C10-11 10 7 0 18-10 7-10-11 0-22Z'/><path d='M-17 5C-24 1-27 7-24 11-21 15-15 12-14 7Z'/><path d='M17 5C24 1 27 7 24 11 21 15 15 12 14 7Z'/></g><path d='M0-14C5-6 5 4 0 11-5 4-5-6 0-14Z' fill='%232c4470'/><circle cx='0' cy='-1' r='2.4' fill='%23f2ece0'/></g></defs><use href='%23d' x='45' y='45'/><use href='%23d' x='0' y='0'/><use href='%23d' x='90' y='0'/><use href='%23d' x='0' y='90'/><use href='%23d' x='90' y='90'/><g fill='%232c4470'><circle cx='45' cy='2' r='1.7'/><circle cx='45' cy='88' r='1.7'/><circle cx='2' cy='45' r='1.7'/><circle cx='88' cy='45' r='1.7'/></g></svg>")}
.wp-deco{background-color:#154a3f;background-image:url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='80' height='80'><defs><g id='f' fill='none' stroke-linecap='round'><path d='M-20 0A20 20 0 0 1 20 0' stroke='%23c9a24e' stroke-width='1.9'/><path d='M-14.4 0A14.4 14.4 0 0 1 14.4 0' stroke='%23e0bd72' stroke-width='1.4'/><path d='M-8.8 0A8.8 8.8 0 0 1 8.8 0' stroke='%23c9a24e' stroke-width='1.1'/><path d='M-3.6 0A3.6 3.6 0 0 1 3.6 0' stroke='%23e0bd72' stroke-width='2.6'/></g></defs><use href='%23f' x='-40' y='40'/><use href='%23f' x='0' y='40'/><use href='%23f' x='40' y='40'/><use href='%23f' x='80' y='40'/><use href='%23f' x='120' y='40'/><use href='%23f' x='-20' y='80'/><use href='%23f' x='20' y='80'/><use href='%23f' x='60' y='80'/><use href='%23f' x='100' y='80'/><use href='%23f' x='140' y='80'/><use href='%23f' x='-20' y='0'/><use href='%23f' x='20' y='0'/><use href='%23f' x='60' y='0'/><use href='%23f' x='100' y='0'/><use href='%23f' x='140' y='0'/></svg>")}
.wp-palm{background-color:#16302b;background-image:url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='110' height='110'><defs><g id='p'><path d='M0 0C1.6-35 1.6-70 0-100' stroke='currentColor' stroke-width='1.6' fill='none'/><ellipse cx='-7.2' cy='-10.9' rx='7.5' ry='2.3' transform='rotate(-36 -7.2 -10.9)'/><ellipse cx='7.2' cy='-10.9' rx='7.5' ry='2.3' transform='rotate(36 7.2 -10.9)'/><ellipse cx='-10.8' cy='-20.6' rx='11.3' ry='3.5' transform='rotate(-37 -10.8 -20.6)'/><ellipse cx='10.8' cy='-20.6' rx='11.3' ry='3.5' transform='rotate(37 10.8 -20.6)'/><ellipse cx='-13.6' cy='-29.9' rx='14.1' ry='4.3' transform='rotate(-38 -13.6 -29.9)'/><ellipse cx='13.6' cy='-29.9' rx='14.1' ry='4.3' transform='rotate(38 13.6 -29.9)'/><ellipse cx='-15.5' cy='-38.9' rx='16.1' ry='4.9' transform='rotate(-40 -15.5 -38.9)'/><ellipse cx='15.5' cy='-38.9' rx='16.1' ry='4.9' transform='rotate(40 15.5 -38.9)'/><ellipse cx='-16.6' cy='-47.6' rx='17.3' ry='5.3' transform='rotate(-42 -16.6 -47.6)'/><ellipse cx='16.6' cy='-47.6' rx='17.3' ry='5.3' transform='rotate(42 16.6 -47.6)'/><ellipse cx='-17.0' cy='-56.1' rx='17.7' ry='5.4' transform='rotate(-43 -17.0 -56.1)'/><ellipse cx='17.0' cy='-56.1' rx='17.7' ry='5.4' transform='rotate(43 17.0 -56.1)'/><ellipse cx='-16.6' cy='-64.3' rx='17.3' ry='5.3' transform='rotate(-44 -16.6 -64.3)'/><ellipse cx='16.6' cy='-64.3' rx='17.3' ry='5.3' transform='rotate(44 16.6 -64.3)'/><ellipse cx='-15.5' cy='-72.2' rx='16.1' ry='4.9' transform='rotate(-46 -15.5 -72.2)'/><ellipse cx='15.5' cy='-72.2' rx='16.1' ry='4.9' transform='rotate(46 15.5 -72.2)'/><ellipse cx='-13.6' cy='-79.9' rx='14.1' ry='4.3' transform='rotate(-48 -13.6 -79.9)'/><ellipse cx='13.6' cy='-79.9' rx='14.1' ry='4.3' transform='rotate(48 13.6 -79.9)'/><ellipse cx='-10.8' cy='-87.2' rx='11.3' ry='3.5' transform='rotate(-49 -10.8 -87.2)'/><ellipse cx='10.8' cy='-87.2' rx='11.3' ry='3.5' transform='rotate(49 10.8 -87.2)'/><ellipse cx='-7.2' cy='-94.3' rx='7.5' ry='2.3' transform='rotate(-50 -7.2 -94.3)'/><ellipse cx='7.2' cy='-94.3' rx='7.5' ry='2.3' transform='rotate(50 7.2 -94.3)'/></g></defs><use href='%23p' transform='translate(20,112) rotate(-18) scale(0.58)' fill='%232f6b52' color='%232f6b52'/><use href='%23p' transform='translate(78,112) rotate(14) scale(0.50)' fill='%232f6b52' color='%232f6b52'/><use href='%23p' transform='translate(52,86) rotate(-4) scale(0.64)' fill='%2347895f' color='%2347895f'/><use href='%23p' transform='translate(96,64) rotate(58) scale(0.42)' fill='%233a7a58' color='%233a7a58'/><use href='%23p' transform='translate(6,58) rotate(-62) scale(0.40)' fill='%233a7a58' color='%233a7a58'/><use href='%23p' transform='translate(20,2) rotate(-18) scale(0.58)' fill='%232f6b52' color='%232f6b52'/><use href='%23p' transform='translate(78,2) rotate(14) scale(0.50)' fill='%232f6b52' color='%232f6b52'/></svg>")}
.wp-marble{background-color:#ece6dc;background-image:url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='120' height='120'><g fill='none' stroke-linecap='round'><path d='M0 26C22 10 34 40 56 24 76 10 92 34 120 20' stroke='%238e9298' stroke-width='2.6' opacity='.55'/><path d='M0 30C22 14 34 44 56 28 76 14 92 38 120 24' stroke='%23c9a24e' stroke-width='1.1' opacity='1'/><path d='M0 74C18 62 30 88 50 78 72 67 92 92 120 80' stroke='%238e9298' stroke-width='2.2' opacity='.5'/><path d='M0 78C18 66 30 92 50 82 72 71 92 96 120 84' stroke='%23c9a24e' stroke-width='.9' opacity='1'/><path d='M0 104C26 96 40 116 62 108 84 100 100 118 120 110' stroke='%23a08a63' stroke-width='1.4' opacity='.7'/><path d='M14 0C20 18 8 30 16 46 22 58 12 70 18 86 22 98 14 110 18 120' stroke='%238e9298' stroke-width='1' opacity='.42'/><path d='M84 0C90 16 78 28 86 44 92 56 82 68 88 84 92 96 84 108 88 120' stroke='%238e9298' stroke-width='.9' opacity='.38'/><path d='M30 40C44 34 54 46 68 42' stroke='%23c9a24e' stroke-width='.7' opacity='.8'/><path d='M62 60C76 54 88 66 104 62' stroke='%23a08a63' stroke-width='.7' opacity='.7'/><path d='M4 52C16 48 24 58 36 54' stroke='%23a08a63' stroke-width='.6' opacity='.6'/></g></svg>")}
.wn-meadow{background-color:#f6f1e4;background-image:url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='80' height='80'><defs><g id='b'><g fill='%23d4796a'><circle cx='4.5' cy='0' r='3'/><circle cx='1.4' cy='4.3' r='3'/><circle cx='-3.6' cy='2.7' r='3'/><circle cx='-3.6' cy='-2.7' r='3'/><circle cx='1.4' cy='-4.3' r='3'/></g><circle cx='0' cy='0' r='2.2' fill='%23e8b54a'/></g></defs><use href='%23b' x='20' y='20'/><use href='%23b' x='60' y='60'/><g fill='%237d9c72'><circle cx='58' cy='18' r='2.2'/><circle cx='22' cy='62' r='2.2'/></g></svg>")}
.wn-birds{background-color:#f0dcd6;background-image:url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='80' height='80'><defs><g id='w' fill='none' stroke='%234a4038' stroke-linecap='round'><path d='M0 0q6-7 12 0' stroke-width='2'/><path d='M12 0q6-7 12 0' stroke-width='2'/></g></defs><use href='%23w' x='10' y='24'/><use href='%23w' x='48' y='62'/><use href='%23w' x='54' y='26' transform='scale(.7)' /><use href='%23w' x='10' y='60'/></svg>")}
.wn-fish{background-color:#1d4b52;background-image:url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='80' height='80'><defs><g id='fi'><path d='M0 0C4-6 16-6 20 0 16 6 4 6 0 0Z'/><path d='M0 0-7-5-7 5Z'/></g></defs><use href='%23fi' x='14' y='20' fill='%23e8d5b0'/><use href='%23fi' x='54' y='60' fill='%23d4796a'/><circle cx='30' cy='18.5' r='1.1' fill='%231d4b52'/><circle cx='70' cy='58.5' r='1.1' fill='%231d4b52'/></svg>")}
.wn-grove{background-color:#dfe6d8;background-image:url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='80' height='80'><defs><g id='t'><path d='M0-14 7 0-7 0Z'/><path d='M0-6 9 10-9 10Z'/><rect x='-1.4' y='9' width='2.8' height='7'/></g></defs><use href='%23t' x='20' y='20' fill='%233d5c41'/><use href='%23t' x='60' y='60' fill='%233d5c41'/></svg>")}
.wn-marble{background-color:#ece5da;background-image:url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='80' height='80'><g fill='none' stroke='%23c9a24e' stroke-linecap='round'><path d='M0 18C18 8 28 32 46 20 60 11 68 28 80 22' stroke-width='1.6'/><path d='M0 52C14 44 26 62 42 54 58 46 66 60 80 56' stroke-width='1.2'/><path d='M0 34C12 30 20 40 34 36' stroke-width='.8' opacity='.7'/><path d='M46 70C56 66 64 74 80 70' stroke-width='.8' opacity='.7'/></g></svg>")}