body.board-page{background:var(--bg-base)}body.board-page:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;background-image:url(../images/background.png);background-size:cover;background-position:center;filter:brightness(var(--bg-dim));z-index:-2}body.board-page:after{content:"";position:fixed;top:0;right:0;bottom:0;left:0;background:#c7b1f840;opacity:1;z-index:-1}::view-transition-old(root),::view-transition-new(root){animation:none;mix-blend-mode:normal}::view-transition-new(root){z-index:9999}.board-app{min-height:100vh;display:flex;flex-direction:column}.board-page .topbar{gap:1.8rem}.board-page .brand{font-size:clamp(1.2rem,2.5vw,1.45rem)}.board-page .nav{font-size:clamp(.98rem,1.8vw,1.08rem)}.board-page .topbar-actions{gap:.8rem}.board-page .theme-toggle{padding:.46rem .9rem;gap:.6rem}.board-page .theme-toggle.theme-floating{transform:translate(calc(100% - 24px))}.board-page .theme-float-zone{top:clamp(4.8rem,10vh,6.2rem);width:58px;height:104px}.board-page .toggle-text{font-size:1rem}.board-page .theme-shell{width:90px;height:42px}.board-page .theme-band{width:48%}.board-page .theme-star{transform-origin:center}.board-page .star-a{left:14px;top:8px}.board-page .star-b{left:27px;top:5px}.board-page .star-c{left:40px;top:10px}.board-page .star-d{left:20px;top:17px}.board-page .star-e{left:33px;top:18px}.board-page .cloud-c{left:62%}.board-page .theme-thumb{width:38px;height:38px;left:3px;top:2px}.board-page .theme-moon{transform:translate(50px)}.board-page .theme-toggle.night .theme-thumb{transform:translate(46px)}.board-page .theme-toggle.night .theme-sun{transform:translate(-50px)}.board-content{max-width:var(--max-width);margin:0 auto;padding:8vh var(--pad-x) var(--pad-y)}.board-tools{display:flex;align-items:center;gap:.6rem;flex-wrap:wrap}.board-tool{display:inline-flex;align-items:center;gap:.4rem;padding:.35rem .6rem;border-radius:10px;border:2px solid var(--pixel-border);background:#ffffff1f;box-shadow:3px 3px #3c266866;min-height:40px}.tool-label{font-size:.75rem;color:#ffe9f6;text-shadow:2px 2px 0 var(--arcade-stroke)}.board-tool input{font-family:inherit;font-size:.9rem;color:#fff4ff;background:#281c5059;border:2px solid rgba(255,255,255,.25);border-radius:8px;padding:.35rem .55rem;outline:none;height:32px;line-height:1.1}.board-tool input::placeholder{color:#f7f1ffa6}.floor-input{width:70px;text-align:center}.floor-stepper{display:grid;grid-template-rows:1fr 1fr;gap:2px}.floor-step{width:22px;height:14px;padding:0;border-radius:6px;border:2px solid var(--pixel-border);background:#ffffff29;color:#fff4ff;font-family:inherit;font-size:.7rem;line-height:1;text-shadow:2px 2px 0 var(--arcade-stroke);cursor:pointer}.floor-step:hover{transform:translateY(-1px)}.floor-input::-webkit-inner-spin-button,.floor-input::-webkit-outer-spin-button{-webkit-appearance:none;-moz-appearance:none;appearance:none;margin:0;width:14px;height:100%;border-left:2px solid rgba(255,255,255,.2);background:linear-gradient(180deg,#ffb6e859,#785fba73)}.floor-input::-moz-number-spin-box,.floor-input::-moz-number-spin-up,.floor-input::-moz-number-spin-down{border-left:2px solid rgba(255,255,255,.2);background:linear-gradient(180deg,#ffb6e859,#785fba73)}.floor-input{-moz-appearance:textfield;-webkit-appearance:textfield;appearance:textfield}.keyword-input{width:160px;font-size:1rem}.tool-button{padding:.25rem .55rem;border-radius:8px;border:2px solid var(--pixel-border);background:#ffffff29;color:#fff4ff;font-family:inherit;font-size:.85rem;font-weight:700;text-shadow:2px 2px 0 var(--arcade-stroke);cursor:pointer;transition:transform .2s ease;height:32px;line-height:1}.tool-button:hover{transform:translateY(-1px)}.board-hero{margin-bottom:2.5rem;text-align:center}.board-title-wrap{position:relative;display:inline-flex;align-items:center;gap:1.5rem;padding:.8rem 1.6rem;border:2px solid var(--pixel-border);background:#8c77c466;box-shadow:6px 6px #3c266873}.board-title{margin:0;font-size:clamp(2rem,4vw,3.2rem);letter-spacing:.18em;color:#f7d6ff;text-shadow:2px 2px 0 var(--arcade-stroke)}.board-fly{width:56px;height:56px;image-rendering:pixelated}.board-fly.left{position:absolute;left:-72px}.board-fly.right{position:absolute;right:-72px;transform:scaleX(-1)}.board-subtitle{margin:1.2rem 0 0;color:var(--text-muted);text-shadow:2px 2px 0 var(--arcade-stroke)}.board-thread{display:grid;gap:1.2rem}.board-empty{margin:1.6rem auto 0;padding:.8rem 1rem;text-align:center;border:2px dashed rgba(255,182,232,.6);background:#8c77c44d;color:#f7d6ff;text-shadow:2px 2px 0 var(--arcade-stroke);max-width:520px}.board-footer{margin-top:2.4rem;padding:.8rem 1rem;border:2px dashed rgba(255,182,232,.6);background:#8c77c44d;color:#f7d6ff;text-shadow:2px 2px 0 var(--arcade-stroke);line-height:1.6}.board-footer a{color:#ffe9f6}.floor{display:grid;grid-template-columns:110px minmax(0,1fr);gap:1.4rem;align-items:start}.floor.is-hidden{display:none}.floor.floor-highlight .floor-card{animation:floorPulse 1.2s ease;border-color:#ffb6e8f2;box-shadow:0 0 0 3px #ffb6e833,6px 6px #3c266873}.floor-number{font-size:1.6rem;color:var(--arcade-pink);text-shadow:2px 2px 0 var(--arcade-stroke);text-align:center;padding-top:.5rem}.floor-card{border:2px solid var(--pixel-border);background:var(--panel);box-shadow:6px 6px #3c266873;padding:1.2rem 1.4rem}.floor-meta{display:flex;gap:1.2rem;font-size:1.1rem;color:#f7d6ffc7;text-shadow:2px 2px 0 var(--arcade-stroke);margin-bottom:.6rem}.floor-time{color:var(--text-muted)}.floor-body{color:#fff4ff;text-shadow:2px 2px 0 var(--arcade-stroke);line-height:1.7;font-size:1.1rem}.floor-reply{margin-top:.6rem;margin-left:1.4rem;padding:.5rem .7rem .5rem 2.6rem;border:2px dashed rgba(255,182,232,.7);background:#ffb6e81f;color:#ffe9f6;text-shadow:2px 2px 0 var(--arcade-stroke);font-size:1rem;position:relative}.floor-reply:before{content:"";position:absolute;left:.6rem;top:.45rem;width:28px;height:28px;border:2px solid var(--pixel-border);background:url(../images/icon.webp) center / cover no-repeat;box-shadow:2px 2px #3c266873}@keyframes floorPulse{0%{transform:translateY(0)}40%{transform:translateY(-4px)}to{transform:translateY(0)}}@media (max-width: 900px){.board-page .topbar{gap:1rem}.board-page .theme-toggle.theme-floating{transform:translate(calc(100% - 22px))}.board-page .theme-float-zone{top:clamp(6rem,12vh,7rem);width:52px;height:92px}.board-tools{width:100%;justify-content:flex-start}.board-tool{flex:1 1 auto}.keyword-input{width:100%;min-width:140px}.board-title-wrap{gap:1rem;padding:.6rem 1rem}.board-fly{width:44px;height:44px}.board-fly.left{left:-56px}.board-fly.right{right:-56px;transform:scaleX(-1)}.floor{grid-template-columns:1fr}.floor-number{text-align:left}}