:root{--ink:#17191d;--muted:#858a93;--line:#eceef1;--soft:#f6f7f9;--green:#1c6b4b;--red:#bc3434;--nav-height:70px;font-synthesis:none;color-scheme:light}
*{box-sizing:border-box;margin:0;padding:0}html{background:#f3f4f6}body{max-width:480px;min-height:100dvh;margin:0 auto;background:#fff;color:var(--ink);font:14px/1.5 -apple-system,BlinkMacSystemFont,'Apple SD Gothic Neo','Noto Sans KR',sans-serif;-webkit-font-smoothing:antialiased;border-inline:1px solid #e8eaed;overflow-wrap:anywhere}button,input,textarea,select{font:inherit;color:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer;border:0;background:none}button:disabled{opacity:.4;cursor:default}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid #64748b;outline-offset:3px}svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.svg-sprite,.hidden{display:none!important}.container{width:100%;padding-inline:20px}.brand{display:inline-flex;align-items:center;min-width:0}.brand-mark{font-size:17px;font-weight:750;letter-spacing:-.6px}.brand-sub{display:none}.text-button{min-height:40px;font-size:13px;color:#60656e}.button{display:inline-flex;justify-content:center;align-items:center;gap:6px;min-height:46px;padding:11px 17px;background:var(--ink);color:#fff;border:1px solid var(--ink);border-radius:10px;font-size:14px;font-weight:600;line-height:1.3;white-space:nowrap}.button svg{width:16px;height:16px}.button-small{min-height:38px;padding:8px 12px;font-size:12px}.button-full{width:100%}.button-quiet{background:#fff;color:var(--ink);border-color:#e1e4e8}.button-danger{background:var(--red);border-color:var(--red)}.danger,.danger-text{color:var(--red)}.icon-button{display:grid;place-items:center;width:36px;height:36px;color:#737985}.icon-button svg{width:18px;height:18px}
/* The public entry is an app-sized page, not a wide landing page. */
.site-header{height:64px;display:flex;align-items:center;justify-content:space-between}.intro{padding:34px 0 30px}.intro-label{font-size:12px;color:#81868f;margin-bottom:13px}.intro h1{font-size:29px;line-height:1.38;letter-spacing:-1.3px;font-weight:730}.intro-copy{margin-top:15px;font-size:13px;color:#777d86;letter-spacing:-.2px}.intro-actions{display:grid;gap:8px;margin-top:27px}.intro-note{margin-top:13px;text-align:center;font-size:11px;color:#9297a0}.examples{padding-top:24px;border-top:1px solid var(--line)}.section-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}.section-heading h2{font-size:14px;font-weight:650;letter-spacing:-.3px}.section-heading>span{font-size:11px;color:#999ea6}.example-item{position:relative;padding:18px 0 18px 39px;border-bottom:1px solid var(--line)}.example-item:before{content:'';position:absolute;left:2px;top:22px;width:24px;height:24px;border:1px solid #e0e4e9;border-radius:7px;background:linear-gradient(135deg,#fafafa,#f3f5f7)}.example-meta{font-size:10px;color:#90969e;margin-bottom:3px}.example-item h3{font-size:14px;letter-spacing:-.3px;font-weight:600}.example-item p{font-size:12px;color:#858b94;margin-top:3px;line-height:1.5}.site-footer{padding-top:24px;padding-bottom:28px;display:flex;justify-content:space-between;align-items:flex-start;gap:16px;font-size:10px;color:#9297a0}.footer-legal{max-width:310px}.footer-legal summary{cursor:pointer;list-style:none}.footer-legal summary:after{content:' +';color:#adb2ba}.footer-legal[open] summary:after{content:' −'}.footer-legal p{font-size:11px;line-height:1.8;margin-top:12px;color:#777d86}.site-footer>a{white-space:nowrap}
/* Shared mobile app shell, including on desktop. */
.app-view{min-height:100dvh;padding-bottom:calc(var(--nav-height) + env(safe-area-inset-bottom))}.app-header{height:60px;padding:0 20px;position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;background:#fff;border-bottom:1px solid var(--line)}.app-user{display:flex;align-items:center;gap:8px}.app-user>span{font-size:11px;max-width:100px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#8b9098}.app-nav{position:fixed;bottom:0;left:50%;transform:translateX(-50%);width:min(480px,100%);z-index:45;height:calc(var(--nav-height) + env(safe-area-inset-bottom));padding:6px 12px calc(6px + env(safe-area-inset-bottom));display:grid;grid-template-columns:repeat(5,minmax(0,1fr));background:#fff;border-top:1px solid #eceef1}.app-nav button{min-width:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;font-size:10px;font-weight:500;color:#a0a5ad}.app-nav button svg{width:21px;height:21px;stroke-width:1.5}.app-nav button.active{color:#17191d;font-weight:700}.app-nav button.active svg{stroke-width:2}.app-main{padding-top:17px}.demo-banner{display:flex;align-items:center;gap:9px;background:var(--soft);border-radius:8px;padding:9px 10px;margin-bottom:22px;font-size:10px;color:#858b94}.demo-banner strong{font-weight:600;color:#555d68;white-space:nowrap}.demo-banner span{min-width:0;flex:1}.demo-banner button{font-size:10px;color:#777d86;white-space:nowrap;text-decoration:underline;text-underline-offset:3px}.app-hero,.panel-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:21px}.app-hero h1,.panel-title h1{font-size:24px;line-height:1.3;font-weight:720;letter-spacing:-.8px}.app-hero p,.panel-title p{font-size:11px;color:#9297a0;margin-top:7px}.app-hero>.button{font-size:12px;min-height:36px;padding:8px 11px;border-radius:9px;gap:3px}.app-hero>.button svg{width:15px;height:15px}.stats-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));padding:0 0 22px;margin-bottom:20px;border-bottom:1px solid var(--line);gap:10px}.stat-card{padding:0}.stat-label{font-size:10px;color:#8b919a;margin-bottom:4px}.stat-value{font-size:23px;letter-spacing:-.7px;font-weight:650;line-height:1.2}.stat-value span{font-size:11px;color:#8b919a;margin-left:3px;font-weight:400;letter-spacing:0}
.catalog-toolbar{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:9px;margin-bottom:12px}.search-box{grid-column:1/-1;display:flex;align-items:center;gap:9px;background:var(--soft);border-radius:9px;min-height:42px;padding:0 12px}.search-box svg{width:16px;height:16px;color:#a1a7b0}.search-box input{width:100%;min-width:0;background:none;border:0;outline:none;font-size:13px;padding:10px 0}.search-box input::placeholder{color:#a2a7b0}.filter-select{height:35px;width:100%;min-width:0;border:1px solid #e7e9ed;border-radius:8px;background:#fff;padding:0 9px;font-size:11px;color:#737a85}.check-chip{grid-column:1/-1;display:flex;align-items:center;gap:6px;font-size:11px;color:#858b94;padding-top:3px;min-height:26px}.check-chip input{width:13px;height:13px;accent-color:#262b34}.catalog-grid{display:block}.achievement-card{position:relative;display:grid;grid-template-columns:38px minmax(0,1fr);column-gap:12px;row-gap:3px;width:100%;padding:17px 0;border-bottom:1px solid var(--line);background:#fff;text-align:left;cursor:pointer;border-radius:0;box-shadow:none}.achievement-card .card-top{grid-column:1;grid-row:1/4;position:relative;padding-top:2px;align-self:start}.achievement-icon{width:36px;height:36px;border-radius:10px;background:#f3f4f6;color:#a2a8b1;display:grid;place-items:center}.achievement-icon svg{width:19px;height:19px}.achievement-card.achieved .achievement-icon{background:#f0f3f1;color:#53685b}.card-check{position:absolute;right:-3px;bottom:-2px;width:14px;height:14px;display:grid;place-items:center;background:#fff;color:#4a6d59;border:1px solid #dce5df;border-radius:50%;font-size:8px;font-weight:700}.card-type{display:none}.achievement-card h3{grid-column:2;grid-row:1;font-size:14px;font-weight:600;letter-spacing:-.3px;line-height:1.4}.achievement-card p{grid-column:2;grid-row:2;font-size:11px;line-height:1.5;color:#90969f;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.card-foot{grid-column:2;grid-row:3;display:flex;align-items:center;justify-content:space-between;gap:6px;font-size:10px;color:#a4a9b1;margin-top:3px}.card-age{color:#adb2ba}.achievement-card.achieved .card-foot>span:last-child{color:#69816f}.custom-add{display:flex;justify-content:center;align-items:center;gap:7px;min-height:64px;color:#a1a7af;font-size:12px;font-weight:400}.custom-add svg{width:16px;height:16px}.empty-state{padding:40px 12px;text-align:center;grid-column:1/-1}.empty-state h3{font-size:14px;font-weight:600}.empty-state p{font-size:12px;color:#9298a1;margin-top:6px}
.timeline{padding-bottom:20px}.timeline-item{position:relative;padding:0 0 26px 17px;margin-left:5px;border-left:1px solid #e5e8ec;cursor:pointer}.timeline-item:before{content:'';width:5px;height:5px;background:#acb4bf;border:3px solid #fff;border-radius:50%;box-sizing:content-box;position:absolute;left:-6px;top:4px}.timeline-date{font-size:10px;color:#a1a7b1;margin-bottom:6px}.timeline-item h3{font-size:15px;font-weight:600;letter-spacing:-.3px}.timeline-item p{font-size:11px;color:#9299a3;margin-top:4px}.timeline-note{font-size:12px;color:#69727f;line-height:1.7;margin-top:8px;white-space:pre-wrap}
.connection-grid,.settings-grid{display:grid;gap:22px}.connection-card,.settings-card{padding:0 0 23px;border-bottom:1px solid var(--line);min-width:0}.connection-card h3,.settings-card h3{font-size:14px;font-weight:650;letter-spacing:-.2px;margin-bottom:8px}.connection-card p,.settings-card p{font-size:12px;line-height:1.8;color:#858d98}.connection-status{display:flex;width:fit-content;margin:14px 0 10px;color:#9198a3;font-size:10px}.provider-row{display:flex;align-items:center;justify-content:space-between;padding:13px 0;border-bottom:1px solid #f2f3f5;font-size:12px}.provider-row strong{font-weight:500}.provider-row span{color:#a1a8b2;font-size:11px}.drop-zone{position:relative;display:flex;width:100%;min-height:48px;align-items:center;justify-content:center;border:1px dashed #dce1e7;border-radius:9px;font-size:12px;color:#818a96;background:#fbfcfd;cursor:pointer;margin-top:12px}.drop-zone input{position:absolute;inset:0;opacity:0;width:100%;cursor:pointer}.file-preview{padding:12px;background:var(--soft);border-radius:9px;color:#6f7885;font-size:11px;margin-top:12px;line-height:1.8}.file-preview .button{margin-top:8px;white-space:normal}.settings-card label,.modal-card label{display:flex;flex-direction:column;gap:7px;font-size:12px;color:#6c7581;margin-top:17px}.settings-card label small,.modal-card small{color:#9da5af;font-size:10px;line-height:1.6}.settings-card input,.modal-card input,.modal-card textarea,.modal-card select{width:100%;min-width:0;border:1px solid #e1e5eb;border-radius:9px;padding:12px;background:#fff;outline:none;min-height:44px;font-size:16px;line-height:1.3}.settings-card input:focus,.modal-card input:focus,.modal-card textarea:focus,.modal-card select:focus{border-color:#8d98a7}.settings-card input[type=checkbox],.modal-card input[type=checkbox]{width:16px;height:16px;min-height:0;accent-color:#242a34;flex-shrink:0}.settings-card form>.button{margin-top:18px;width:100%}.settings-card .danger-zone{margin-top:26px;padding-top:20px;border-top:1px solid var(--line)}.danger-zone strong{font-size:12px;font-weight:600}.danger-zone p{font-size:11px;margin:5px 0 10px}.export-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:16px}.export-actions .button{font-size:11px;padding:9px 6px;white-space:normal}.footer-mini{font-size:10px;color:#a2a9b2;margin-top:16px}.activity-result{margin-top:24px;padding-top:24px;border-top:1px solid var(--line)}.activity-result-head{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:16px}.activity-result-head h3{font-size:14px}.activity-result-head span{font-size:10px;color:#9ba3ae}.activity-stats{display:grid;grid-template-columns:1fr 1fr;gap:8px}.activity-stat{background:var(--soft);border-radius:9px;padding:12px}.activity-stat span{display:block;font-size:10px;color:#8b94a0}.activity-stat strong{font-size:18px;display:block;margin-top:4px;font-weight:600}.activity-result h4{font-size:12px;margin-top:22px;margin-bottom:10px}.activity-awards{display:grid;gap:10px}.activity-award{border-bottom:1px solid var(--line);padding:10px 0}.activity-award strong{font-size:12px}.activity-award span{font-size:10px;float:right;color:#7a8795}.activity-award p,.activity-award small{font-size:11px;color:#8b96a2;line-height:1.8;display:block;margin-top:5px}
/* Forms open as a mobile sheet. */
.modal-backdrop{position:fixed;inset:0;z-index:100;background:rgba(19,24,33,.28);display:flex;align-items:flex-end;justify-content:center}.modal-card{position:relative;background:#fff;width:min(480px,100%);max-height:92dvh;overflow-y:auto;overscroll-behavior:contain;border-radius:20px 20px 0 0;padding:28px 20px calc(24px + env(safe-area-inset-bottom));box-shadow:0 -6px 30px #00000008}.modal-close{position:absolute;right:14px;top:14px;width:32px;height:32px;display:grid;place-items:center;color:#8e97a3;font-size:22px;line-height:1}.auth-kicker,.type-label{font-size:10px;color:#959eaa;margin-bottom:7px;font-weight:400}.modal-card h2{font-size:21px;letter-spacing:-.7px;line-height:1.4;padding-right:20px}.modal-card>p{font-size:12px;line-height:1.8;color:#8c96a2;margin-top:9px}.auth-tabs{display:flex;gap:22px;border-bottom:1px solid var(--line);margin-top:22px}.auth-tabs button{padding:10px 0 12px;font-size:12px;color:#929ba7;border-bottom:2px solid transparent}.auth-tabs button.active{color:#242a34;border-bottom-color:#242a34;font-weight:650}.modal-card form>.button{margin-top:22px}.optional{font-size:10px;color:#a5adb8;font-weight:400}.form-hint{font-size:11px;line-height:1.6;color:var(--red);margin-top:9px;min-height:0}.record-heading{display:flex;gap:12px;align-items:flex-start;margin-bottom:23px}.record-heading h2{font-size:20px;padding-right:22px}.record-heading p{font-size:11px;color:#929ca8;line-height:1.6;margin-top:6px}.record-heading .type-label{margin-top:0;color:#a0a9b5}.record-heading .achievement-icon{margin-top:1px;flex-shrink:0}.modal-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:8px;margin-top:24px}.modal-actions .button{font-size:12px;min-height:41px;padding:10px 12px}.modal-actions .danger{margin-right:auto;font-size:11px}.check-line{display:flex!important;flex-direction:row!important;align-items:flex-start;gap:8px!important;line-height:1.7!important;font-size:11px!important}.recovery-code-wrap{margin:20px 0;border:1px solid var(--line);border-radius:10px;padding:12px}.recovery-code-wrap code{font-size:13px;line-height:1.8;word-break:break-all;display:block}.recovery-code-wrap .button{margin-top:10px}.success-seal{display:none}.recovery-card>#recovery-continue{margin-top:22px}.toast-region{position:fixed;bottom:calc(86px + env(safe-area-inset-bottom));left:50%;transform:translateX(-50%);width:min(440px,calc(100% - 32px));z-index:180;pointer-events:none;display:grid;gap:8px}.toast{background:#242a33;color:#fff;padding:12px 14px;border-radius:10px;font-size:12px;line-height:1.6;box-shadow:0 3px 20px #00000012}.reward-toast{position:fixed;top:72px;left:50%;transform:translateX(-50%);width:min(400px,calc(100% - 32px));z-index:170;display:flex;align-items:center;gap:12px;padding:14px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 6px 24px #00000010}.reward-toast .reward-icon{width:32px;height:32px;display:grid;place-items:center;background:var(--soft);border-radius:8px}.reward-toast strong{font-size:13px;display:block}.reward-toast span{font-size:10px;color:#8d96a2;display:block;margin-top:3px}
@media(max-width:480px){html{background:#fff}body{border:0}.site-footer{font-size:9px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
.settings-card .export-actions .button{margin:0;flex-direction:row;align-items:center;justify-content:center;min-height:44px;padding:10px 7px}
.settings-card input[hidden]{display:none!important}

/* Required personal information before account credentials. */
.signup-step{border:0;min-width:0;padding:0;margin:0}.signup-progress{font-size:11px;color:#8b94a0;margin-top:22px}.signup-note{font-size:11px;color:#8b94a0;line-height:1.8;margin-top:15px}.signup-step>.button{margin-top:22px}.signup-controls{display:grid;grid-template-columns:74px minmax(0,1fr);gap:8px;margin-top:22px}.signup-privacy{font-size:11px;color:#737e8d;line-height:1.8;margin-top:18px}.signup-privacy summary{cursor:pointer}.signup-privacy p{font-size:11px;margin-top:8px;line-height:1.9}.settings-card select{width:100%;min-width:0;border:1px solid #e1e5eb;border-radius:9px;padding:12px;background:#fff;min-height:44px;font-size:16px;line-height:1.3}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

.sound-preview{margin-top:12px;min-height:44px}

.community-note{font-size:11px;color:#9297a0;line-height:1.8;margin:0 0 14px}.catalog-community-note{font-size:10px;margin:3px 0 2px}.card-community{grid-column:2;grid-row:4;font-size:10px;color:#758477;line-height:1.5;margin-top:4px}.community-summary{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:22px 0;padding-bottom:22px;border-bottom:1px solid var(--line)}.community-summary span{display:block;font-size:11px;color:#9297a0}.community-summary strong{display:block;font-size:23px;margin-top:5px;font-weight:650;letter-spacing:-.6px}.community-row{width:100%;display:grid;grid-template-columns:24px minmax(0,1fr) auto;gap:3px 10px;align-items:center;text-align:left;padding:17px 0;border-bottom:1px solid var(--line)}.community-rank{grid-column:1;grid-row:1/3;font-size:14px;color:#9aa2ad}.community-title{grid-column:2;grid-row:1/3;font-size:13px;font-weight:550;line-height:1.5}.community-row strong{grid-column:3;font-size:13px;font-weight:600;text-align:right}.community-row small{grid-column:3;font-size:10px;color:#9297a0;text-align:right}.empty-state>.button{margin-top:18px}.signup-sharing-note{font-size:10px;color:#959daa;line-height:1.7;margin:6px 0 0}