*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--paper:#fff;--wash:#f4f4f5;--wash-2:#eaeaec;--line:#e6e6e9;--ink:#0e0e10;--muted:#6c6c75;--accent:#bc361b;--space-xs:4px;--space-sm:8px;--space-md:12px;--space-lg:16px;--space-xl:24px;--space-2xl:40px;--radius-sm:10px;--radius-md:14px;--radius-lg:20px;--radius-pill:9999px;--font-sans:"Pretendard Variable", Pretendard, "Apple SD Gothic Neo", "Malgun Gothic", "맑은 고딕", system-ui, sans-serif;--fs-meta:12px;--fs-body:14px;--fs-title:16px;--header-h:64px;--gutter:clamp(16px, 4vw, 56px);--card-min-width:280px}html{-webkit-text-size-adjust:100%}body{font-family:var(--font-sans);font-size:var(--fs-body);background:var(--paper);color:var(--ink);letter-spacing:-.01em;-webkit-font-smoothing:antialiased;min-height:100vh;line-height:1.5;overflow-x:hidden}a{color:inherit}.hero-title,.hero-lead,.feature-copy h2,.feature-copy p,.closing h2,.closing-note,.login-body h1,.login-lead,.login-note{word-break:keep-all}:focus-visible{outline:2px solid var(--ink);outline-offset:2px}.btn{border-radius:var(--radius-pill);min-height:40px;font-family:inherit;font-size:var(--fs-body);white-space:nowrap;cursor:pointer;border:1px solid #0000;justify-content:center;align-items:center;padding:0 20px;font-weight:600;text-decoration:none;transition:background-color .15s,border-color .15s,color .15s;display:inline-flex}.btn--ink{background:var(--ink);color:#fff}.btn--ink:hover{background:#2a2a30}.btn--ghost{color:var(--ink);border-color:var(--line);background:0 0}.btn--ghost:hover{background:var(--wash)}.btn--lg{min-height:52px;padding:0 32px;font-size:16px}.brand{letter-spacing:-.03em;align-items:center;gap:10px;font-size:16px;font-weight:700;text-decoration:none;display:inline-flex}.site-header{z-index:40;height:var(--header-h);padding:0 var(--gutter);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#ffffffe0;justify-content:space-between;align-items:center;display:flex;position:sticky;top:0}.hero{height:min(920px, 100svh - var(--header-h));min-height:640px;padding:clamp(40px, 9vh, 96px) var(--gutter) 0;text-align:center;flex-direction:column;align-items:center;display:flex;position:relative;overflow:hidden}.hero-title{letter-spacing:-.045em;text-wrap:balance;max-width:14em;font-size:clamp(38px,6.4vw,84px);font-weight:600;line-height:1.08}.hero-lead{max-width:34em;color:var(--muted);text-wrap:balance;margin:24px 0 32px;font-size:clamp(15px,1.6vw,18px);line-height:1.6}.wall{justify-content:center;gap:14px;display:flex}.hero .wall{pointer-events:none;width:min(1240px,120vw);height:46%;position:absolute;bottom:0;left:50%;transform:translate(-50%);-webkit-mask-image:linear-gradient(#0000,#000 14% 40%,#0000);mask-image:linear-gradient(#0000,#000 14% 40%,#0000)}.wall-col{min-width:0;animation:.9s cubic-bezier(.2,.7,.2,1) both wall-rise;animation-delay:calc(var(--col-index,0) * 70ms);flex-direction:column;flex:1 1 0;gap:14px;display:flex}.wall-tile{aspect-ratio:9/16;border-radius:var(--radius-md);display:block;position:relative}.wall-tile[data-duration]:after{content:attr(data-duration);color:#fff;background:#0e0e10c7;border-radius:6px;padding:2px 6px;font-size:11px;font-weight:500;position:absolute;top:8px;left:8px}@keyframes wall-rise{0%{opacity:0;transform:translateY(48px)}to{opacity:1;transform:translateY(0)}}.features{max-width:1120px;padding:clamp(56px, 9vw, 120px) var(--gutter);flex-direction:column;gap:clamp(72px,12vw,160px);margin:0 auto;display:flex}.feature{grid-template-columns:minmax(0,5fr) minmax(0,6fr);align-items:center;gap:clamp(32px,6vw,96px);display:grid}.feature--flip{grid-template-columns:minmax(0,6fr) minmax(0,5fr)}.feature--flip .feature-copy{order:2}.feature-copy h2{letter-spacing:-.04em;text-wrap:balance;font-size:clamp(26px,3.4vw,40px);font-weight:600;line-height:1.2}.feature-copy p{max-width:28em;color:var(--muted);margin-top:16px;font-size:16px;line-height:1.7}.demo{border-radius:var(--radius-lg);background:var(--wash);justify-content:center;align-items:center;min-height:340px;padding:32px;display:flex}.demo--rail{gap:20px}.demo-rail{border:1px solid var(--line);border-radius:var(--radius-md);background:var(--paper);text-align:center;flex-direction:column;gap:2px;padding:6px;font-size:12px;font-weight:500;display:flex}.demo-rail>span{color:var(--muted);border-radius:8px;padding:4px 14px}.demo-rail .demo-rail-year{margin-top:4px;padding-bottom:0;font-size:10px;font-weight:600}.demo-rail .is-active{background:var(--accent);color:#fff;font-weight:600}.demo-tiles{flex:auto;grid-template-columns:repeat(3,1fr);gap:8px;max-width:260px;display:grid}.demo-tiles span{aspect-ratio:9/16;background:linear-gradient(165deg,#cfd8dc,#b4c1c8);border-radius:10px}.demo-tiles span:nth-child(2n){background:linear-gradient(165deg,#e9c6b9,#d9a897)}.demo-tiles span:nth-child(3n){background:linear-gradient(165deg,#b9c7d9,#9fb1c9)}.demo--zoom{flex-direction:column;align-items:stretch;gap:24px}.demo-slider{background:var(--wash-2);border-radius:4px;align-self:center;width:160px;height:4px;position:relative}.demo-slider i{background:var(--ink);border-radius:50%;width:18px;height:18px;position:absolute;top:50%;left:40%;transform:translate(-50%,-50%)}.demo-density{flex-direction:column;gap:10px;display:flex}.demo-density-row{gap:6px;display:grid}.demo-density-row--3{grid-template-columns:repeat(3,1fr)}.demo-density-row--5{grid-template-columns:repeat(5,1fr)}.demo-density-row--8{grid-template-columns:repeat(8,1fr)}.demo-density-row span{background:linear-gradient(165deg,#c9dccb,#a9c4ae);border-radius:8px;height:44px}.demo-density-row--5 span{background:linear-gradient(165deg,#d6d0e6,#bdb4d6);height:34px}.demo-density-row--8 span{background:linear-gradient(165deg,#ecd9a6,#dcc07a);border-radius:6px;height:24px}.demo-menu{border:1px solid var(--line);border-radius:var(--radius-md);background:var(--paper);width:min(280px,100%);padding:6px;list-style:none;box-shadow:0 12px 32px #0e0e1014}.demo-menu li{color:var(--muted);border-radius:8px;padding:10px 12px;font-size:14px}.demo-menu .is-active{background:var(--wash);color:var(--ink);font-weight:600}.closing{padding:clamp(56px, 9vw, 120px) var(--gutter);border-top:1px solid var(--line);text-align:center;flex-direction:column;align-items:center;display:flex}.closing h2{letter-spacing:-.045em;text-wrap:balance;max-width:14em;margin-bottom:32px;font-size:clamp(30px,4.6vw,56px);font-weight:600;line-height:1.15}.closing-note{color:var(--muted);margin-top:20px;font-size:13px}.site-footer{padding:24px var(--gutter);border-top:1px solid var(--line);color:var(--muted);justify-content:space-between;align-items:center;font-size:13px;display:flex}.site-footer a{text-decoration:none}.site-footer a:hover{color:var(--ink)}.login{grid-template-rows:minmax(0,1fr);grid-template-columns:minmax(0,1fr) minmax(0,1fr);height:100vh;display:grid}.login-panel{flex-direction:column;justify-content:space-between;padding:28px clamp(24px,6vw,96px);display:flex}.login-body{width:100%;max-width:380px;margin:0 auto}.login-body h1{letter-spacing:-.045em;font-size:clamp(32px,4vw,44px);font-weight:600;line-height:1.15}.login-lead{color:var(--muted);margin:12px 0 32px;font-size:16px;line-height:1.6}.google-btn{border:1px solid var(--line);border-radius:var(--radius-pill);background:var(--paper);justify-content:center;align-items:center;gap:12px;width:100%;min-height:52px;font-size:16px;font-weight:600;text-decoration:none;transition:background-color .15s,border-color .15s;display:flex}.google-btn:hover{background:var(--wash);border-color:var(--wash-2)}.login-note{color:var(--muted);margin-top:20px;font-size:13px;line-height:1.6}.login-back{color:var(--muted);font-size:13px;text-decoration:none}.login-back:hover{color:var(--ink)}.login-wall{background:var(--wash);align-items:center;padding:0 24px;overflow:hidden}.login-wall .wall-col{max-width:150px}.app-header{z-index:50;height:var(--header-h);padding:0 var(--gutter);border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#ffffffe6;justify-content:space-between;align-items:center;display:flex;position:sticky;top:0}.header-left{align-items:center;gap:var(--space-xl);flex:auto;min-width:0;display:flex}.header-brand{letter-spacing:-.03em;white-space:nowrap;flex:none;align-items:center;gap:10px;font-size:16px;font-weight:700;display:flex}#sync-status{min-width:0;color:var(--muted);font-size:var(--fs-meta);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}#sync-status a{color:var(--accent);font-weight:600}.header-actions{align-items:center;gap:var(--space-sm);display:flex}.header-actions button{border:1px solid var(--line);border-radius:var(--radius-pill);min-height:36px;color:var(--ink);font-family:inherit;font-size:var(--fs-body);cursor:pointer;background:0 0;padding:0 16px;font-weight:600;transition:background-color .15s}.header-actions button:hover{background:var(--wash)}.app-main{width:100%;max-width:1680px;padding:0 max(var(--gutter), 84px) 0 var(--gutter);margin:0 auto}.library-section{min-width:0}.section-heading{justify-content:space-between;align-items:flex-end;gap:var(--space-xl);padding:clamp(32px, 6vw, 64px) 0 var(--space-xl);display:flex}.section-heading h2{letter-spacing:-.045em;font-size:clamp(30px,4vw,48px);font-weight:600;line-height:1.1}.library-controls{align-items:center;gap:var(--space-sm);flex:none;display:flex}.menu-group--sort{position:relative}.sort-trigger,.zoom-control,.view-toggle{border-radius:var(--radius-pill);background:var(--wash);min-height:40px}.sort-trigger{align-items:center;gap:var(--space-sm);color:var(--ink);font-family:inherit;font-size:var(--fs-body);white-space:nowrap;cursor:pointer;border:0;padding:0 16px;font-weight:600;transition:background-color .15s;display:flex}.sort-trigger:hover{background:var(--wash-2)}.menu-chevron{border-right:1.5px solid var(--muted);border-bottom:1.5px solid var(--muted);flex:none;width:6px;height:6px;transition:transform .15s;transform:rotate(45deg)}.sort-trigger[aria-expanded=true] .menu-chevron{transform:rotate(-135deg)}.sort-panel{z-index:20;border:1px solid var(--line);border-radius:var(--radius-md);background:var(--paper);flex-direction:column;min-width:220px;max-height:70vh;padding:6px;display:flex;position:absolute;top:calc(100% + 8px);right:0;overflow-y:auto;box-shadow:0 12px 32px #0e0e101f}.sort-panel[hidden]{display:none}.menu-item{width:100%;color:var(--muted);font-family:inherit;font-size:var(--fs-body);text-align:left;white-space:nowrap;cursor:pointer;background:0 0;border:0;border-radius:8px;padding:10px 12px;transition:background-color .15s,color .15s;display:block}.menu-item:hover{background:var(--wash);color:var(--ink)}.menu-item.is-active{background:var(--wash);color:var(--ink);font-weight:600}.zoom-control{align-items:center;gap:var(--space-sm);padding:0 14px;display:flex}.zoom-icon{color:var(--muted);flex:none;line-height:1}.zoom-icon--large{font-size:14px}.zoom-icon--small{font-size:7px}.zoom-control input[type=range]{width:80px;accent-color:var(--ink);cursor:pointer}.view-toggle{gap:2px;padding:3px;display:flex}.view-toggle button{border-radius:var(--radius-pill);min-width:34px;color:var(--muted);cursor:pointer;background:0 0;border:0;font-size:15px;line-height:1;transition:background-color .15s,color .15s}.view-toggle button:hover{color:var(--ink)}.view-toggle button[aria-pressed=true]{background:var(--ink);color:#fff}.year-rail{right:var(--space-lg);z-index:30;border:1px solid var(--line);border-radius:var(--radius-md);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#fffffff0;flex-direction:column;align-items:stretch;gap:1px;max-height:78vh;padding:6px;display:flex;position:fixed;top:50%;overflow-y:auto;transform:translateY(-50%);box-shadow:0 8px 24px #0e0e1014}.year-rail[hidden]{display:none}.year-rail button{color:var(--muted);text-align:center;cursor:pointer;background:0 0;border:0;border-radius:8px;padding:4px 10px;font-family:inherit;font-size:11px;font-weight:500;transition:background-color .15s,color .15s}.year-rail button:hover{background:var(--wash);color:var(--ink)}.year-rail-year-label{color:var(--muted);letter-spacing:.02em;margin-top:4px;padding:2px 10px 0;font-size:10px;font-weight:600}.year-rail-year-label:first-of-type{margin-top:0}.year-rail-month{padding:3px 10px}.year-rail button.is-active,.year-rail-month.is-active{background:var(--accent);color:#fff;font-weight:600}.load-more{justify-content:center;align-items:center;gap:var(--space-sm);padding:var(--space-2xl) var(--space-lg);color:var(--muted);font-size:var(--fs-meta);display:flex}.load-more:empty{padding:0}.load-more-spinner{border:2px solid var(--wash-2);border-top-color:var(--muted);border-radius:50%;width:16px;height:16px;animation:.7s linear infinite load-more-spin}@keyframes load-more-spin{to{transform:rotate(360deg)}}.grid{padding:0}.grid p{color:var(--muted);font-size:var(--fs-body);text-align:center;padding:80px 24px}.category-grid{width:100%;margin:0 auto;position:relative}.category-list{flex-direction:column;gap:4px;width:100%;display:flex}.list-month-header{margin:var(--space-xl) 0 var(--space-sm);padding:0 var(--space-sm);color:var(--ink);letter-spacing:-.02em;font-size:15px;font-weight:600}.list-month-header:first-child{margin-top:0}.skeleton-grid{grid-template-columns:repeat(auto-fill, minmax(var(--card-min-width), 1fr));gap:var(--space-lg);display:grid}.skeleton-card{aspect-ratio:9/16;border-radius:var(--radius-md);background:linear-gradient(90deg, var(--wash) 25%, var(--wash-2) 50%, var(--wash) 75%);background-size:200% 100%;animation:1.2s ease-in-out infinite skeleton-shimmer}@keyframes skeleton-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.card{cursor:grab;min-width:0;animation:.3s both card-in;position:relative}.card:active{cursor:grabbing}.card[draggable=false]{cursor:default}@keyframes card-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.card:nth-child(-n+12){animation-delay:calc(var(--n,0) * 1ms)}.card:first-child{--n:30}.card:nth-child(2){--n:60}.card:nth-child(3){--n:90}.card:nth-child(4){--n:120}.card:nth-child(5){--n:150}.card:nth-child(6){--n:180}.card:nth-child(7){--n:210}.card:nth-child(8){--n:240}.card:nth-child(9){--n:270}.card:nth-child(10){--n:300}.card:nth-child(11){--n:330}.card:nth-child(12){--n:360}.thumb-container{aspect-ratio:16/9;border-radius:var(--radius-md);background:var(--wash) center / cover no-repeat;width:100%;font:inherit;text-align:left;cursor:pointer;border:0;padding:0;display:block;position:relative;overflow:hidden}.thumb-container.short-container{aspect-ratio:9/16}.thumb-container:before{content:"";z-index:1;opacity:0;pointer-events:none;background:linear-gradient(#0000 45%,#0e0e1099);transition:opacity .2s;position:absolute;inset:0}.card:hover .thumb-container:before,.thumb-container:focus-visible:before{opacity:1}.duration-badge{z-index:2;color:#fff;background:#0e0e10c7;border-radius:6px;padding:3px 7px;font-size:11px;font-weight:500;position:absolute;top:10px;left:10px}.card-meta{z-index:2;color:#fff;pointer-events:none;padding:10px 12px;position:absolute;bottom:0;left:0;right:0}.card-submeta{opacity:0;color:#fffc;white-space:nowrap;text-overflow:ellipsis;max-height:0;margin-top:0;font-size:11px;transition:max-height .15s,opacity .15s,margin-top .15s;display:block;overflow:hidden}.thumb-container:hover .card-submeta,.thumb-container:focus-visible .card-submeta{opacity:1;max-height:16px;margin-top:4px}.card:not(.card--row):after{content:attr(data-title);z-index:2;color:#fff;opacity:0;-webkit-line-clamp:2;pointer-events:none;-webkit-box-orient:vertical;font-size:13px;font-weight:600;line-height:1.35;transition:opacity .2s,transform .2s;display:-webkit-box;position:absolute;bottom:38px;left:12px;right:12px;overflow:hidden;transform:translateY(4px)}.card:not(.card--row):hover:after,.card:not(.card--row):focus-within:after{opacity:1;transform:translateY(0)}.hover-preview-frame{z-index:0;pointer-events:none;border:0;width:100%;height:100%;position:absolute;inset:0}.card--row{align-items:center;gap:var(--space-md);border-radius:var(--radius-md);padding:8px;transition:background-color .15s;display:flex}.card--row:hover{background:var(--wash)}.card--row .thumb-container{flex:none;width:160px}.card--row .thumb-container.short-container{width:100px}.card--row .thumb-container:before{display:none}.card-row-body{flex:auto;min-width:0}.card-row-title{color:var(--ink);letter-spacing:-.02em;-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:15px;font-weight:600;line-height:1.4;display:-webkit-box;overflow:hidden}.card-row-meta{color:var(--muted);font-size:var(--fs-meta);white-space:nowrap;text-overflow:ellipsis;margin-top:4px;display:block;overflow:hidden}.delete-button{z-index:3;color:#fff;text-align:center;cursor:pointer;opacity:0;background:#0e0e1099;border:0;border-radius:8px;width:28px;height:28px;font-size:20px;line-height:28px;transition:opacity .15s,background-color .15s;position:absolute;top:10px;right:10px}.card:hover .delete-button,.delete-button:focus-visible{opacity:1}.delete-button:hover{background:#0e0e10d9}.card--row .delete-button{color:var(--muted);background:0 0;flex:none;position:static}.card--row .delete-button:hover{background:var(--wash-2);color:var(--ink)}.card.dragging{opacity:.25}.category-grid.drag-over,.category-list.drag-over{outline:2px dashed var(--muted);outline-offset:8px}.lightbox{z-index:100;padding:var(--space-xl);justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.lightbox[hidden]{display:none}.lightbox-backdrop{cursor:pointer;background:#0e0e10e0;border:0;position:absolute;inset:0}.lightbox-box{z-index:1;align-items:center;gap:var(--space-md);flex-direction:column;width:min(90vw,900px);max-width:100%;display:flex;position:relative}.lightbox-player{aspect-ratio:16/9;border-radius:var(--radius-md);background:#000;width:100%;overflow:hidden}.lightbox-player.short-player{aspect-ratio:9/16;width:auto;height:min(85vh,800px)}.lightbox-player iframe{border:0;width:100%;height:100%;display:block}.lightbox-close{color:#fff;cursor:pointer;background:#ffffff29;border:0;border-radius:50%;width:32px;height:32px;font-size:20px;line-height:1;transition:background-color .15s;position:absolute;top:-44px;right:0}.lightbox-close:hover{background:#ffffff47}.lightbox-external{color:#ffffffc7;font-size:var(--fs-meta);text-decoration:none}.lightbox-external:hover{color:#fff;text-decoration:underline}.lightbox-nav{z-index:1;color:#fff;cursor:pointer;background:#ffffff24;border:0;border-radius:50%;flex:none;width:48px;height:48px;font-size:28px;line-height:1;transition:background-color .15s,opacity .15s;position:relative}.lightbox-nav:hover:not(:disabled){background:#ffffff47}.lightbox-nav:disabled{opacity:.25;cursor:default}.lightbox :focus-visible{outline-color:#fff}@media (width<=768px){:root{--header-h:56px}.hero{min-height:560px}.hero .wall{gap:8px;width:160vw;height:38%}.wall-col{gap:8px}.feature,.feature--flip{grid-template-columns:minmax(0,1fr)}.feature--flip .feature-copy{order:0}.demo{min-height:260px;padding:20px}.login{grid-template-rows:auto;grid-template-columns:minmax(0,1fr);height:auto}.login-panel{min-height:100vh}.login-wall{display:none}.app-main{padding:0 var(--space-sm)}#sync-status{display:none}.header-actions button{font-size:var(--fs-meta);padding:0 12px}.section-heading{align-items:flex-end;row-gap:var(--space-md);padding:28px 0 var(--space-lg);flex-wrap:wrap}.library-controls{justify-content:space-between;width:100%}.zoom-control input[type=range]{width:56px}.skeleton-grid{gap:var(--space-sm);grid-template-columns:repeat(2,1fr)}.sort-trigger,.menu-item{min-height:44px}.year-rail{display:none}.lightbox{padding:var(--space-md)}.lightbox-close{top:-38px}.lightbox-nav{width:36px;height:36px;font-size:22px}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-delay:0s!important}}.load-more.is-empty{padding:0}