:root{color:#3d493e;font-synthesis:none;--muted:#756b58;--line:#d1c2a7;--green:#3c5e4e;--serif:"Songti SC", "STSong", "SimSun", serif;background:#d9ceba;font-family:Microsoft YaHei,PingFang SC,system-ui,sans-serif;font-size:14px}*{box-sizing:border-box}body{min-width:320px;min-height:100svh;margin:0}button,input,select{font:inherit;touch-action:manipulation;-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit;background:0 0;border:0;min-height:44px}button:disabled{cursor:not-allowed}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,[tabindex]:focus-visible{outline-offset:3px;outline:2px solid #657447}a{color:inherit;-webkit-tap-highlight-color:transparent;text-decoration:none}h1,h2,h3,p{margin:0}small{font-size:12px}svg{display:block}#app{width:100%;max-width:520px;height:100svh;min-height:calc(620px + env(safe-area-inset-top) + env(safe-area-inset-bottom));padding:0 20px calc(78px + env(safe-area-inset-bottom));background:radial-gradient(at 0 0,#fff7df80,#0000 65%),radial-gradient(#82684310 .6px,#0000 .8px) 0 0/5px 5px,linear-gradient(160deg,#f3ecdc,#e9dfcc);flex-direction:column;margin:auto;display:flex}.site-header{padding:max(14px, env(safe-area-inset-top)) 0 14px;flex-shrink:0;justify-content:space-between;align-items:center;gap:12px;display:flex}.brand{align-items:center;gap:10px;display:flex}.brand h1{font:600 20px/1.4 var(--serif);letter-spacing:1.4px}.brand small{color:var(--muted);letter-spacing:1px;margin-top:2px;font-size:11px;display:block}.brand-mark{color:#fff1d7;background:linear-gradient(145deg,#b37555,#8e4e3d);border:1px solid #985d4680;border-radius:12px;place-items:center;width:39px;height:39px;display:grid;transform:rotate(-6deg);box-shadow:inset 0 1px #ffe8bc66,0 3px 7px #76513b20}.brand-mark svg{width:27px;height:27px;transform:rotate(6deg)}.local-status{color:var(--muted);white-space:nowrap;background:#e9dfca66;border:1px solid #c7b89766;border-radius:20px;align-items:center;gap:5px;padding:6px 8px;font-size:10px;display:flex}.local-status i{background:#87926e;border-radius:50%;width:5px;height:5px}.play-layout{flex-direction:column;flex:1;gap:10px;min-height:0;padding-bottom:6px;display:flex}.stats{text-align:center;pointer-events:none;z-index:1;flex-direction:column;gap:12px;width:40%;max-width:138px;display:flex;position:absolute;top:44%;left:50%;transform:translate(-50%,-50%)}.stats>div{flex-direction:column;gap:3px;min-width:0;display:flex}.stats span{color:#4f6149;letter-spacing:1px;font-size:10px}.stats strong{font-variant-numeric:tabular-nums;overflow-wrap:anywhere;letter-spacing:-.5px;color:#354e3e;font:400 21px/1.1 Georgia,serif}.stats .session-stat strong{color:#8c5139;font-size:30px}.stage-column{flex-direction:column;flex:1;min-height:190px;display:flex;position:relative}.stage-caption{letter-spacing:1px;color:#56684d;z-index:1;pointer-events:none;justify-content:space-between;font-size:10px;display:flex;position:absolute;top:18px;left:18px;right:18px}.edition{font-family:Georgia, var(--serif), serif}.bead-stage{touch-action:none;-webkit-user-select:none;user-select:none;cursor:grab;background:radial-gradient(at 20% 5%,#ffffdf70,#0000 65%),repeating-linear-gradient(0deg,#4c61450b 0 1px,#0000 1px 4px),repeating-linear-gradient(90deg,#ffffe51c 0 1px,#0000 1px 3px),linear-gradient(145deg,#cdd1b5,#b5c0a3 58%,#9eaf91);border:1px solid #b5bea087;border-radius:30px;flex:1;min-height:140px;margin-inline:-4px;position:relative;overflow:hidden;box-shadow:inset 0 1px 4px #ffffe4aa,inset 0 -9px 22px #52694016,0 7px 19px #63533015;outline-offset:-8px!important}.bead-stage:after{content:"";pointer-events:none;border:1px dashed #f9f5dc64;border-radius:22px;position:absolute;inset:9px}.bead-stage.is-touching{cursor:grabbing}.stage-halo{pointer-events:none;background:linear-gradient(120deg,#0000 10%,#fff4c520 36%,#0000 63%);position:absolute;inset:0}.canvas-host{pointer-events:none;position:absolute;inset:0}.canvas-host canvas{width:100%;height:100%;display:block}.stage-loading{text-align:center;color:var(--muted);pointer-events:none;font-size:12px;line-height:1.9;position:absolute;bottom:24px;left:14%;right:14%}.stage-loading[hidden]{display:none}.play-actions{flex-shrink:0;justify-content:space-between;align-items:center;gap:12px;padding-top:12px;display:flex}.patina-scale{background:#dcd5c2;border-radius:3px;height:3px;overflow:hidden}.patina-scale i,.track i{background:#a08c58;height:100%;transition:width .2s;display:block}.progress-caption{color:var(--muted);justify-content:space-between;gap:6px;margin-top:6px;font-size:10px;line-height:1.6;display:flex}.text-button{color:#68724e;padding:8px 0;font-size:12px}.icon-button{border:1px solid #c8bfaa80;border-radius:50%;flex-shrink:0;place-items:center;width:44px;height:44px;display:grid}.offline-notice{display:none}.current-strand,.comparison-exit{text-align:left;min-width:0;max-width:100%;font:16px/1.5 var(--serif);padding:3px 0}.current-strand>span{text-overflow:ellipsis;white-space:nowrap;display:block;overflow:hidden}.current-strand small,.comparison-exit small{color:var(--muted);font:11px/1.8 system-ui,sans-serif;display:block}.current-strand[hidden],.comparison-exit[hidden]{display:none}.growth-strand,.growth-care{border:1px solid var(--line);border-radius:14px;padding:18px}.growth-strand{background:linear-gradient(130deg,#e4e8d4,#d6debf);border-color:#b1be9a;box-shadow:inset 0 1px #faffec99}.growth-strand h3,.growth-care h3{font:400 21px/1.6 var(--serif)}.growth-strand p,.growth-care p{color:var(--muted);margin:6px 0 12px;font-size:12px;line-height:1.8}.growth-strand .patina-scale{margin-top:16px}.growth-compare{width:100%;margin:10px 0 20px}.patina-guide{border-bottom:1px solid var(--line);margin:0 0 24px;padding:0 4px 20px}.patina-guide h3{font:400 21px/1.6 var(--serif);color:#385742}.patina-guide p{margin:9px 0;font-size:13px;line-height:1.85}.patina-guide summary{color:#385742;cursor:pointer;min-height:44px;padding:12px 0;font-size:13px}.patina-guide .patina-note{color:var(--muted);font-size:12px}.patina-stages{grid-template-columns:repeat(4,minmax(0,1fr));gap:7px;margin:10px 0;padding:0;list-style:none;display:grid}.patina-stages button{border:1px solid var(--line);text-align:center;background:#f6f2e8;border-radius:8px;width:100%;min-height:56px;padding:7px 2px}.patina-stages strong,.patina-stages span{display:block}.patina-stages strong{font:16px/1.7 var(--serif)}.patina-stages span{color:var(--muted);font-size:11px}.patina-stages [aria-pressed=true]{background:#e4e9d6;border-color:#69815e}.stage-preview-caption{justify-content:space-between;align-items:center;gap:8px;min-height:58px;display:flex}.stage-preview-caption p{margin:7px 0;font-size:12px}.stage-preview-caption small{color:var(--muted);font-size:10px;display:block}.stage-preview-caption button{flex-shrink:0;font-size:12px}.stage-preview-caption button:disabled{opacity:.4}.patina-guide .bead-preview{height:clamp(110px,100svh - 530px,260px);margin-top:12px}@media (height<=700px){.strand-page .panel-header{margin-bottom:12px;padding:4px 0 8px}.strand-page .panel-header .eyebrow,.strand-page .panel-header p{display:none}.patina-guide .bead-preview{height:clamp(150px,100svh - 402px,260px)}.stage-preview-caption{min-height:48px}.stage-preview-caption p{margin:4px 0;line-height:1.6}.patina-stages button{min-height:50px;padding:4px 2px}}.growth-strand+.patina-guide{margin-top:20px}.growth-care{background:#eee3cd;margin-bottom:20px}.growth-care>div:first-child{justify-content:space-between;align-items:baseline;gap:10px;margin-bottom:12px;display:flex}.growth-care strong{font:20px Georgia,serif}.main-nav{width:100%;max-width:520px;padding:8px max(16px, env(safe-area-inset-left)) calc(8px + env(safe-area-inset-bottom));-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);z-index:4;background:#f0e6d4f5;border-top:1px solid #c3b18e80;grid-template-columns:repeat(4,1fr);gap:5px;display:grid;position:fixed;bottom:0;left:50%;transform:translate(-50%);box-shadow:0 -4px 18px #705c3610}.nav-button{min-height:54px;color:var(--muted);letter-spacing:1px;border-radius:14px;flex-direction:column;justify-content:center;align-items:center;gap:5px;padding:4px;font-size:11px;display:flex}.nav-button svg{width:22px;height:22px}.nav-button.active{color:#fff3d6;background:linear-gradient(145deg,#4e6d56,#385440);box-shadow:inset 0 1px #f6eccc2e}.play-layout[hidden],.content-page[hidden]{display:none}.content-page{overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#b6ad97 transparent;flex:1;min-height:0;margin-inline:-20px;padding:0 20px 24px;overflow-y:auto}.panel-header{z-index:2;background:#f5eddd;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:18px;padding:9px 0 16px;display:flex;position:sticky;top:0}.eyebrow{letter-spacing:1px;color:var(--muted);font-size:11px}.panel-header h2{font:400 26px/1.5 var(--serif);letter-spacing:1px;margin-top:5px}.panel-header p{color:var(--muted);margin-top:5px;font-size:12px;line-height:1.8}.collection-record{background:#e5e5d47d;border-radius:12px;justify-content:space-between;align-items:center;gap:12px;padding:18px;display:flex}.collection-record h3{font:400 20px/1.5 var(--serif);margin:6px 0}.collection-record p{color:var(--muted);font-size:11px;line-height:1.8}.record-seal{color:#987d51;writing-mode:vertical-rl;letter-spacing:5px;font:17px var(--serif);border:1px solid #a68b60;border-radius:4px;flex-shrink:0;padding:12px 6px 7px}.count-options{grid-template-columns:repeat(4,minmax(0,1fr));gap:7px;margin-top:20px;display:grid}.count-options button{font:18px var(--serif);border:1px solid #d9d2c1;border-radius:9px;padding:12px 2px}.count-options small{color:var(--muted);margin-top:6px;font:10px/1.5 system-ui,sans-serif;display:block}.count-options button.selected{background:#e1e5d2;border-color:#9ba584}.count-options button:disabled{color:#8a806d}.panel-hint{color:var(--muted);margin:14px 0 20px;font-size:12px;line-height:1.9}.material-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:11px;display:grid}.material-card{background:#f7f3e9;border:1px solid #ded6c5;border-radius:12px;flex-direction:column;align-items:center;min-height:172px;padding:16px 9px;display:flex;position:relative}.material-card.selected{background:#e1e7cc;border-color:#668367;box-shadow:inset 0 1px #f8ffe8}.material-card.locked{background:#eae5d966}.material-card.is-target{outline-offset:-2px;background:#f1e5cd;outline:2px solid #a77a43}.material-card strong{font:400 15px/1.5 var(--serif);text-align:center}.material-card small{color:var(--muted);margin-top:7px;font-size:11px}.collection-tabs{background:#dfdfce;border-radius:12px;gap:6px;margin:2px 0 16px;padding:4px;display:flex}.collection-tabs button{background:0 0;border:0;border-radius:9px;flex:1;min-height:44px;font-size:14px}.collection-tabs [aria-pressed=true]{color:#355542;background:#f9f4e8;box-shadow:0 2px 5px #3f492315}.strand-list{gap:12px;display:grid}.strand-card{border:1px solid var(--line);text-align:left;background:#f7f3e9;border-radius:16px;align-items:center;gap:12px;width:100%;padding:16px 12px;display:flex}.strand-card.selected{background:linear-gradient(130deg,#e8ebd9,#dce3ca);border-color:#849c72}.strand-card .material-swatch{flex-shrink:0;margin:0}.strand-caption{flex:1;gap:7px;min-width:0;font-size:12px;display:grid}.strand-caption strong{font:18px/1.5 var(--serif)}.strand-caption small{color:var(--muted);font-size:11px}.collection-discover{width:100%;margin-top:20px}.material-description{color:var(--muted);margin-top:6px;font-size:11px;line-height:1.8}.detail-links{justify-content:space-between;align-items:center;gap:12px;margin:0 0 6px;display:flex}.detail-links button{min-height:44px}.bead-preview{touch-action:none;cursor:grab;background:radial-gradient(at 48% 40%,#cdd1b9,#a4b18f);border:1px solid #adb89a;border-radius:20px;height:clamp(160px,28svh,260px);margin-top:14px;position:relative;overflow:hidden}.bead-preview:active{cursor:grabbing}.bead-preview>[data-preview-status]{text-align:center;font-size:12px;position:absolute;inset:46% 12px auto}.bead-preview-hint{z-index:1;pointer-events:none;color:#485342;text-align:center;font-size:10px;line-height:14px;position:absolute;bottom:8px;left:0;right:0}.preview-caption{text-align:center;color:var(--muted);margin:9px 0 6px;font-size:11px}.detail-counts{margin:8px 0 16px}.detail-counts>span{color:var(--muted);font-size:12px}.detail-counts .count-options{margin-top:10px}.detail-actions{gap:10px;margin:12px 0 20px;display:flex}.detail-actions button{flex:1}.material-index{color:#8b7e68;font:11px Georgia;position:absolute;top:10px;left:12px}.material-swatch{width:84px;height:85px;margin:4px 0 10px;display:block;position:relative;transform:rotate(-12deg)}.material-swatch i{background:radial-gradient(circle at 29% 24%, #fff6, transparent 48%), repeating-linear-gradient(12deg, transparent 0 2px, #0002 3px, transparent 4px), var(--bead-color);width:19px;height:19px;transform:rotate(calc(var(--i)*51.43deg)) translateY(-28px);border-radius:50%;margin:-9.5px;position:absolute;top:50%;left:50%;box-shadow:inset -3px -3px 5px #0005,1px 2px 3px #0002}.material-swatch i:first-child{--i:0}.material-swatch i:nth-child(2){--i:1}.material-swatch i:nth-child(3){--i:2}.material-swatch i:nth-child(4){--i:3}.material-swatch i:nth-child(5){--i:4}.material-swatch i:nth-child(6){--i:5}.material-swatch i:nth-child(7){--i:6}.material-swatch.crystal i,.material-swatch.porcelain i{background:radial-gradient(circle at 27% 25%, #fffd, transparent 34%), radial-gradient(circle at 65% 75%, var(--bead-vein), var(--bead-color));box-shadow:inset -2px -2px 5px #0003,1px 2px 3px #0002}.settings-list{border-top:1px solid var(--line)}.settings-list label{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:14px;min-height:66px;padding:12px 0;font-size:13px;display:flex}.settings-list small{color:var(--muted);margin-top:5px;font-size:11px;line-height:1.7;display:block}.settings-list select{color:#4f493c;background:#f6f2e9;border:1px solid #cec6b4;border-radius:8px;max-width:155px;min-height:44px;padding:7px;font-size:16px}.settings-list input[type=checkbox]{accent-color:#78815d;cursor:pointer;flex-shrink:0;width:24px;height:24px}.engraving-choices{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:16px;display:grid}.engraving-finishes{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:12px 0;display:grid}.engraving-finishes button{border:1px solid var(--line);color:#554b3a;background:#f7f2e7;border-radius:12px;min-height:44px;padding:10px 8px;font-size:13px}.engraving-finishes button[aria-pressed=true]{background:#e9e1ce;border-color:#887247;box-shadow:inset 0 0 0 1px #887247}.engraving-finishes button:disabled{opacity:.5}.engraving-finishes button:before{content:"";background:#755436;border-radius:50%;width:10px;height:10px;margin-right:7px;display:inline-block}.engraving-finishes button[data-engraving-finish=antique-gold]:before{background:linear-gradient(120deg,#644c27,#c3a267,#806235)}.custom-engraving{background:#edf0e2;border:1px solid #adb59b;border-radius:14px;padding:14px}.custom-engraving label{margin-bottom:10px;font-size:14px;display:block}.custom-engraving>div{gap:10px;display:flex}.custom-engraving input{width:70px;min-width:0;font:22px var(--serif);color:#433d31;background:#faf7ee;border:1px solid #9b9c84;border-radius:8px;flex:1;padding:8px 12px}.custom-engraving p{margin:8px 0 0;font-size:11px;line-height:1.7}.custom-engraving [data-engraving-error]{color:#984326}.engraving-choice{border:1px solid var(--line);color:#4e4637;background:#f7f2e7;border-radius:14px;flex-direction:column;align-items:center;gap:10px;min-height:144px;padding:16px 10px 12px;display:flex}.engraving-choice[aria-pressed=true]{background:#e3e7d6;border-color:#697955;box-shadow:inset 0 0 0 1px #697955}.engraving-choice:disabled{color:#786f60;cursor:default;background:#eae5d9}.engraving-mark{font:36px var(--serif);color:#634c32}.engraving-choice>span:not(.engraving-mark),.engraving-choice small{font-size:11px;line-height:1.6}#engraving-progress{color:#385742}.backup-card{background:#e5e5d4;border-radius:12px;margin-top:24px;padding:20px}.backup-card h3{font:400 21px/1.6 var(--serif)}.backup-card p{color:var(--muted);margin-top:9px;font-size:12px;line-height:1.9}.button-row{flex-wrap:wrap;gap:10px;margin-top:15px;display:flex}.solid-button,.outline-button{border-radius:8px;min-height:44px;padding:10px 16px;font-size:13px}.solid-button{color:#fff3d8;background:linear-gradient(145deg,#4e725b,#304f40);box-shadow:inset 0 1px #f1edc72e}.outline-button{border:1px solid #a6ad93}.import-status .solid-button{margin-top:12px;display:block}.next-reward{background:#fff5df80;border:1px dashed #b69b70;border-radius:14px;margin-bottom:20px;padding:16px 18px}.next-reward h3{font:400 21px/1.6 var(--serif);margin:5px 0}.next-reward p{color:var(--muted);margin-bottom:12px;font-size:12px;line-height:1.8}.track{background:#dcd6c7;border-radius:3px;height:3px;overflow:hidden}.track i{background:#8b9270}.achievement-overview{text-align:center;background:#e5e5d47d;border-radius:12px;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;padding:20px 8px;display:grid}.achievement-overview>div{flex-direction:column;gap:8px;min-width:0;display:flex}.achievement-overview strong{color:#65704e;overflow-wrap:anywhere;font:24px Georgia,serif}.achievement-overview span{color:var(--muted);font-size:11px}.achievement-overview small{font-size:13px}.section-label{font:400 19px/1.5 var(--serif);letter-spacing:1px;margin:26px 0 14px}.count-milestones{grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;display:grid}.milestone{border:1px solid var(--line);color:#817665;border-radius:9px;flex-direction:column;align-items:center;gap:9px;padding:14px 3px;display:flex}.milestone.earned{color:#606e45;background:#e6e9d9;border-color:#a8b08f}.milestone-symbol{font-size:26px}.milestone strong{font:17px var(--serif)}.milestone>span:last-child{text-align:center;font-size:10px;line-height:1.7}.reward-row{border-bottom:1px solid #ded7c7;align-items:center;gap:10px;padding:17px 0;display:flex}.reward-dot{background:radial-gradient(circle at 32% 26%, #fff6, transparent 45%), var(--bead-color);border-radius:50%;flex-shrink:0;width:28px;height:28px;box-shadow:inset -3px -3px 6px #0004}.reward-row>div{flex:1;min-width:0}.reward-row strong{font:15px/1.5 var(--serif)}.reward-row small{color:var(--muted);margin-top:5px;font-size:11px;line-height:1.8;display:block}.reward-row>span:last-child{color:var(--muted);white-space:nowrap;font-size:11px}.reward-row.earned>span:last-child{color:#6a7950}.toast{bottom:calc(86px + env(safe-area-inset-bottom));z-index:5;color:#faf7e9;pointer-events:none;background:#50583f;border-radius:12px;width:max-content;max-width:min(460px,100vw - 32px);padding:12px 18px;font-size:12px;line-height:1.7;position:fixed;left:50%;transform:translate(-50%);box-shadow:0 8px 30px #0002}.toast:empty{display:none}.update-banner{z-index:20;bottom:calc(86px + env(safe-area-inset-bottom));background:#f9f6ec;border:1px solid #d0cfbb;border-radius:14px;align-items:center;gap:12px;width:max-content;max-width:min(480px,100vw - 28px);padding:12px;font-size:12px;line-height:1.7;display:flex;position:fixed;left:50%;transform:translate(-50%);box-shadow:0 8px 35px #302d1820}.update-banner button{white-space:nowrap}.startup-error{color:#5c4d3d;padding:60px 25px;line-height:2}.startup-error h1{font:30px/1.8 var(--serif);margin-bottom:15px}@media (width>=700px){#app{border-inline:1px solid #d2c9b6;box-shadow:0 0 70px #6b5a3920}}@media (height<=650px){#app{min-height:calc(560px + env(safe-area-inset-top) + env(safe-area-inset-bottom))}.site-header{padding-block:max(10px, env(safe-area-inset-top)) 10px}.stats{gap:5px}.stats>div{gap:2px}.stats span{font-size:9px;line-height:1.2}.stats strong{font-size:17px}.stats .session-stat strong{font-size:24px}.play-layout{gap:8px}.stage-column{min-height:174px}.bead-stage{min-height:120px}}@media (width<=350px){#app{padding-inline:14px}.brand h1{font-size:19px}.brand small{font-size:10px}.current-strand,.comparison-exit{font-size:14px}.content-page{margin-inline:-14px;padding-inline:14px}.settings-list select{max-width:135px}.progress-caption{flex-wrap:wrap;gap:0 4px}}@media (hover:hover){.nav-button:not(.active):hover{background:#dbddc5}.solid-button:hover{background:#3c604c}.material-card:not(:disabled):hover{background:#e2e6d2}.text-button:hover{text-decoration:underline}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition:none!important;animation:none!important}}