:root{--accent: #6d4aff;--accent-2: #ff4f9a;--ink: #231b58;--muted: #76728c;--page: #f6f3ff;--stamp-ink: #6f46e8;--line: rgba(51, 34, 119, .11);font-family:Pretendard,Apple SD Gothic Neo,Noto Sans KR,system-ui,sans-serif;color:var(--ink);background:var(--page);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}*{box-sizing:border-box}html{min-width:280px;min-height:100%;-webkit-text-size-adjust:100%}body{min-width:280px;min-height:100vh;min-height:100svh;margin:0;overflow-x:hidden;background:radial-gradient(circle at 10% 2%,rgba(109,74,255,.2),transparent 18rem),radial-gradient(circle at 98% 18%,rgba(255,79,154,.17),transparent 20rem),linear-gradient(160deg,#fbfaff 0%,var(--page) 55%,#fff5fb 100%)}button{font:inherit}.ambient{position:fixed;inset:0;pointer-events:none;overflow:hidden}.ambient:before,.ambient:after{content:"";position:absolute;width:18rem;height:18rem;border-radius:50%;filter:blur(70px);opacity:.15}.ambient:before{top:20%;left:-11rem;background:var(--accent)}.ambient:after{right:-12rem;bottom:2%;background:var(--accent-2)}.student-shell{position:relative;z-index:1;width:min(680px,100%);min-height:100svh;margin:0 auto;padding:max(14px,env(safe-area-inset-top)) 10px calc(18px + env(safe-area-inset-bottom))}.board-header{padding:0 4px 11px}.festival-pill{display:inline-flex;align-items:center;min-height:28px;gap:6px;padding:5px 10px;border:1px solid rgba(255,255,255,.82);border-radius:999px;color:var(--accent);background:#ffffffa3;box-shadow:0 7px 20px #3e2d8a14,inset 0 1px #fffc;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);font-size:10px;font-weight:900;letter-spacing:.04em}.title-row{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;margin-top:10px}.eyebrow{margin:0 0 1px;color:var(--accent-2);font-size:9px;font-weight:950;letter-spacing:.15em}h1{margin:0;color:var(--ink);font-size:clamp(27px,8.4vw,43px);font-weight:950;letter-spacing:-.055em;line-height:1}.progress-count{display:flex;align-items:baseline;gap:4px;padding-bottom:1px;color:#88839b;font-size:15px;font-weight:850}.progress-count strong{color:var(--accent);font-size:clamp(28px,8vw,42px);line-height:.9;letter-spacing:-.06em}.progress-track{height:5px;margin-top:10px;overflow:hidden;border-radius:999px;background:#6d4aff1c}.progress-track span{display:block;width:0;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--accent),var(--accent-2));box-shadow:0 0 12px #6d4aff4d;transition:width .55s cubic-bezier(.22,1,.36,1)}.stamp-board{padding:10px;border:1px solid rgba(255,255,255,.92);border-radius:22px;background:#ffffffad;box-shadow:0 20px 54px #3e2d8a21,inset 0 1px #ffffffd9;-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px)}.board-caption{display:flex;align-items:center;justify-content:space-between;min-height:26px;padding:0 3px 8px}.board-caption h2{margin:0;font-size:9px;font-weight:950;letter-spacing:.15em;color:#5e5680}.board-caption span{color:var(--muted);font-size:9px;font-weight:750}.stamp-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(5px,1.8vw,10px);width:100%}.stamp-card{position:relative;isolation:isolate;display:flex;min-width:0;min-height:clamp(90px,28vw,137px);padding:clamp(7px,2.3vw,13px) 4px 6px;overflow:hidden;flex-direction:column;align-items:center;border:1px solid rgba(53,40,109,.09);border-radius:clamp(13px,4vw,20px);background:#fbfaffd1;box-shadow:0 7px 20px #291c640e,inset 0 1px #ffffffe6;color:#858195}.stamp-card:before{content:"";position:absolute;inset:0;z-index:-1;opacity:0;background:radial-gradient(circle at 18% 12%,rgba(255,255,255,.82),transparent 45%),linear-gradient(145deg,#e8e1ffeb,#ffe2f0c7);transition:opacity .25s ease}.stamp-card.completed{border-color:#6d4aff2e;color:var(--ink);box-shadow:0 9px 24px #5939bc1c,inset 0 1px #ffffffeb}.stamp-card.completed:before{opacity:1}.stamp-card.unavailable{filter:grayscale(.35)}.stamp-card.unavailable:after{content:"운영 중지";position:absolute;inset:auto 4px 4px;z-index:4;padding:2px;border-radius:999px;background:#ffffffdb;color:#8c8798;font-size:7px;font-weight:900;text-align:center}.booth-icon{display:grid;width:clamp(31px,9vw,44px);height:clamp(31px,9vw,44px);place-items:center;border-radius:34%;background:#5b4c920e;filter:grayscale(.7);opacity:.6;font-size:clamp(19px,5.8vw,28px);line-height:1}.completed .booth-icon{background:#ffffffb3;filter:none;opacity:1;box-shadow:0 5px 14px #5c42a617}.booth-name{display:-webkit-box;width:100%;min-height:2.45em;margin-top:5px;overflow:hidden;-webkit-box-orient:vertical;-webkit-line-clamp:2;color:inherit;font-size:clamp(9px,2.75vw,13px);font-weight:900;line-height:1.2;letter-spacing:-.035em;text-align:center;word-break:keep-all}.empty-mark{display:grid;width:clamp(24px,7vw,34px);height:clamp(24px,7vw,34px);margin-top:auto;place-items:center;border:1.5px dashed rgba(102,92,135,.25);border-radius:50%;color:#5c537b4d;font-size:8px;font-weight:900}.stamp-mark{position:absolute;right:clamp(3px,1vw,8px);bottom:clamp(3px,1vw,8px);z-index:3;display:grid;width:clamp(45px,14vw,69px);aspect-ratio:1;place-items:center;border:clamp(2px,.7vw,3px) double currentColor;border-radius:50%;color:var(--stamp-ink);opacity:.88;transform:rotate(var(--stamp-turn));filter:drop-shadow(0 1px 0 rgba(255,255,255,.7));mix-blend-mode:multiply}.stamp-mark:before{content:"★";position:absolute;top:17%;font-size:clamp(8px,2.6vw,13px)}.stamp-mark:after{content:"";position:absolute;inset:4px;border:1px solid currentColor;border-radius:50%;opacity:.6}.stamp-mark span{max-width:86%;margin-top:27%;overflow:hidden;font-family:ui-rounded,Arial Rounded MT Bold,system-ui,sans-serif;font-size:clamp(6px,1.85vw,9px);font-weight:1000;letter-spacing:-.02em;line-height:1;text-overflow:ellipsis;white-space:nowrap}.stamp-card.stamp-arriving{animation:cardGlow .8s ease both}.stamp-card.stamp-arriving .stamp-mark{animation:stampDrop .72s cubic-bezier(.2,1.5,.45,1) both}.skeleton{border-color:transparent;background:linear-gradient(105deg,#ebe7f6a6 20%,#ffffffe6,#ebe7f6a6 56%);background-size:220% 100%;animation:shimmer 1.15s linear infinite}.empty-state,.error-state{min-height:220px;place-items:center;align-content:center;text-align:center}.empty-state:not([hidden]),.error-state:not([hidden]){display:grid}.empty-state span{font-size:42px}.empty-state strong,.error-state strong{margin-top:8px;font-size:15px}.empty-state p{margin:4px 0 0;color:var(--muted);font-size:12px}.error-state button{min-height:42px;margin-top:14px;padding:0 18px;border:0;border-radius:12px;color:#fff;background:var(--accent);font-weight:900}.scan-note{display:flex;align-items:center;justify-content:center;gap:7px;margin-top:11px;color:#77728b;font-size:10px;font-weight:750;text-align:center}.claim-toast{position:fixed;top:max(12px,env(safe-area-inset-top));left:50%;z-index:20;display:flex;width:min(calc(100% - 24px),430px);min-height:54px;padding:10px 14px;align-items:center;gap:10px;border:1px solid rgba(255,255,255,.88);border-radius:17px;background:#ffffffeb;box-shadow:0 18px 50px #2e1f6833;-webkit-backdrop-filter:blur(22px);backdrop-filter:blur(22px);color:#2c2352;font-size:13px;font-weight:850;transform:translate(-50%,-130%);opacity:0}.claim-toast[hidden]{display:none}.claim-toast.visible{animation:toastInOut 3s ease both}.claim-toast.duplicate{color:#685d45}.claim-toast.error{color:#a23f55}.toast-icon{font-size:23px}@keyframes shimmer{to{background-position:-220% 0}}@keyframes stampDrop{0%{opacity:0;transform:scale(2.1) rotate(calc(var(--stamp-turn) - 8deg))}55%{opacity:.92;transform:scale(.9) rotate(var(--stamp-turn))}72%{transform:scale(1.08) rotate(var(--stamp-turn))}to{opacity:.88;transform:scale(1) rotate(var(--stamp-turn))}}@keyframes cardGlow{0%,to{box-shadow:0 9px 24px #5939bc1c,inset 0 1px #ffffffeb}48%{box-shadow:0 0 0 4px #ff4f9a26,0 14px 34px #6d4aff33}}@keyframes toastInOut{0%{transform:translate(-50%,-130%);opacity:0}10%,82%{transform:translate(-50%);opacity:1}to{transform:translate(-50%,-120%);opacity:0}}@media(min-width:560px){.student-shell{padding-inline:16px}.stamp-board{padding:15px;border-radius:28px}.board-caption{padding-bottom:11px}}@media(max-width:340px){.student-shell{padding-inline:6px}.stamp-board{padding:7px;border-radius:18px}.stamp-grid{gap:4px}.board-caption span{display:none}.stamp-card{min-height:84px;border-radius:11px}.booth-name{font-size:8.5px}.stamp-mark{right:2px;bottom:2px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}