*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;overflow:hidden;background:#1b2130;color:#fff;font-family:Inter,system-ui,Segoe UI,Arial,sans-serif}button,a{font:inherit}a{text-decoration:none}#museumCanvas{display:block;width:100vw;height:100vh;image-rendering:auto}.hidden{display:none!important}.loading-screen{position:fixed;inset:0;z-index:50;display:grid;place-items:center;background:radial-gradient(circle at 50% 30%,rgba(255,236,185,.18),transparent 35%),linear-gradient(180deg,#232a3c,#131826);padding:24px}.loading-card{width:min(760px,94vw);padding:34px;border:1px solid rgba(255,255,255,.15);border-radius:28px;background:linear-gradient(180deg,rgba(31,37,53,.92),rgba(16,20,30,.96));box-shadow:0 30px 90px rgba(0,0,0,.55);text-align:center;backdrop-filter:blur(14px)}.museum-logo{width:70px;height:70px;border-radius:22px;margin:0 auto 12px;display:grid;place-items:center;font-size:42px;background:linear-gradient(135deg,#d9c27a,#8dbccc,#f1eee6);box-shadow:0 0 44px rgba(51,231,255,.25)}.eyebrow{margin:0 0 6px;color:#d9c27a;text-transform:uppercase;letter-spacing:.16em;font-weight:900;font-size:12px}.loading-card h1{font-size:clamp(38px,7vw,72px);line-height:.92;margin:0 0 14px}.lead{font-size:18px;color:rgba(255,255,255,.78);line-height:1.45;margin:0 auto 24px;max-width:660px}.loading-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.primary-btn,.secondary-btn{border:0;border-radius:999px;padding:14px 22px;font-weight:900;cursor:pointer;transition:transform .15s ease,filter .15s ease}.primary-btn{background:#fff;color:#080914}.secondary-btn{background:rgba(255,255,255,.08);color:#f5f2eb;border:1px solid rgba(255,255,255,.14)}.primary-btn.small,.secondary-btn.small{padding:10px 14px;font-size:13px;display:inline-flex;align-items:center;justify-content:center}.primary-btn:hover,.secondary-btn:hover{transform:translateY(-1px);filter:brightness(1.05)}.hint{display:block;margin-top:18px;color:rgba(255,255,255,.58);font-size:13px}.load-status{margin-top:14px;min-height:20px;color:#a7d6e2;font-weight:800}.hud{position:fixed;inset:0;z-index:10;pointer-events:none}.hud-top{position:absolute;top:16px;left:16px;right:16px;display:flex;gap:8px;flex-wrap:wrap}.hud-pill{padding:8px 12px;border-radius:999px;background:rgba(20,24,34,.72);border:1px solid rgba(255,255,255,.16);font-size:13px;font-weight:900;backdrop-filter:blur(10px)}.hud-pill.muted{color:rgba(255,255,255,.72)}.crosshair{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);font-size:28px;line-height:1;color:rgba(255,255,255,.68);text-shadow:0 0 10px rgba(217,194,122,.45)}.focus-hint{position:absolute;left:50%;top:calc(50% + 34px);transform:translateX(-50%);padding:10px 14px;border-radius:999px;background:rgba(5,7,18,.75);border:1px solid rgba(217,194,122,.32);font-weight:900;box-shadow:0 0 24px rgba(51,231,255,.16)}.controls-box{position:absolute;right:16px;bottom:16px;width:210px;padding:12px;border-radius:18px;background:rgba(20,24,34,.72);border:1px solid rgba(255,255,255,.14);font-size:12px;line-height:1.55;color:rgba(255,255,255,.78);backdrop-filter:blur(10px)}.mini-map{position:absolute;left:16px;bottom:16px;width:260px;height:170px;border-radius:18px;background:rgba(20,24,34,.74);border:1px solid rgba(255,255,255,.14);box-shadow:0 12px 50px rgba(0,0,0,.3);overflow:hidden;backdrop-filter:blur(10px)}.mini-map::before{content:"Museum Map";position:absolute;left:12px;top:8px;color:rgba(255,255,255,.62);font-size:11px;font-weight:900}.modal{position:fixed;inset:0;z-index:30;display:grid;place-items:center;padding:22px}.modal-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.68);backdrop-filter:blur(8px);pointer-events:auto}.modal-card{position:relative;z-index:1;width:min(1040px,95vw);display:grid;grid-template-columns:minmax(250px,420px) 1fr;gap:22px;padding:22px;border-radius:28px;background:linear-gradient(180deg,rgba(31,37,53,.98),rgba(16,20,30,.99));border:1px solid rgba(255,255,255,.16);box-shadow:0 30px 100px rgba(0,0,0,.65);pointer-events:auto}.close-btn{position:absolute;right:14px;top:12px;width:38px;height:38px;border-radius:999px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.08);color:#fff;font-size:26px;cursor:pointer}.modal-image-wrap{aspect-ratio:1/1;border-radius:22px;background:#070812;display:grid;place-items:center;border:1px solid rgba(255,255,255,.12);overflow:hidden}.modal-image-wrap img{width:100%;height:100%;object-fit:contain;image-rendering:pixelated}.modal-info{padding:16px 12px 8px}.tag{display:inline-flex;padding:7px 10px;border-radius:999px;background:rgba(255,240,107,.12);border:1px solid rgba(255,240,107,.35);color:#d9c27a;font-weight:900;font-size:12px;text-transform:uppercase;letter-spacing:.08em}.modal-info h2{font-size:clamp(30px,5vw,54px);line-height:.98;margin:16px 0 8px}.modal-info p{font-size:17px;line-height:1.5;color:rgba(255,255,255,.72)}#modalArtist{color:#a7d6e2;font-weight:900}.modal-stats{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}.modal-stats span{padding:9px 12px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);font-weight:900;color:rgba(255,255,255,.86)}.modal-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.side-panel{position:fixed;z-index:35;right:20px;top:20px;bottom:20px;width:min(420px,calc(100vw - 40px));padding:22px;border-radius:26px;background:linear-gradient(180deg,rgba(31,37,53,.98),rgba(16,20,30,.99));border:1px solid rgba(255,255,255,.16);box-shadow:0 30px 100px rgba(0,0,0,.62);pointer-events:auto}.panel-close{top:14px;right:14px}.side-panel h2{font-size:34px;margin:10px 0}.panel-lead{color:rgba(255,255,255,.66);line-height:1.45}.side-panel textarea{width:100%;height:90px;resize:none;margin:12px 0;border-radius:16px;border:1px solid rgba(255,255,255,.14);background:rgba(0,0,0,.28);color:white;padding:12px;outline:none}.guestbook-list{display:grid;gap:10px;margin-top:16px;max-height:calc(100vh - 320px);overflow:auto}.guestbook-note{padding:12px;border-radius:16px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1);color:rgba(255,255,255,.82);line-height:1.35}.toast{position:fixed;z-index:60;left:50%;bottom:26px;transform:translateX(-50%);padding:12px 16px;border-radius:999px;background:rgba(5,7,18,.9);border:1px solid rgba(217,194,122,.35);box-shadow:0 0 30px rgba(217,194,122,.12);font-weight:900}@media(max-width:760px){.modal-card{grid-template-columns:1fr}.controls-box{display:none}.mini-map{width:180px;height:118px}.loading-card{padding:24px}.lead{font-size:15px}.modal-info h2{font-size:30px}}

.panel-backdrop{position:fixed;inset:0;z-index:34;background:rgba(0,0,0,.44);backdrop-filter:blur(4px);pointer-events:auto}.help-panel{position:fixed;z-index:36;left:20px;top:20px;width:min(440px,calc(100vw - 40px));padding:22px;border-radius:26px;background:linear-gradient(180deg,rgba(31,37,53,.98),rgba(16,20,30,.99));border:1px solid rgba(255,255,255,.16);box-shadow:0 30px 100px rgba(0,0,0,.62);pointer-events:auto}.help-panel h2{font-size:32px;margin:10px 0}.help-panel ul{margin:12px 0 0;padding-left:20px;color:rgba(255,255,255,.75);line-height:1.55}.help-panel li{margin:8px 0}.modal-card,.side-panel,.help-panel{user-select:text}.close-btn:hover{background:rgba(255,255,255,.18);transform:scale(1.04)}

.chat-input-wrap{position:fixed;left:50%;bottom:28px;transform:translateX(-50%);z-index:45;width:min(560px,92vw);display:grid;grid-template-columns:auto 1fr;align-items:center;gap:10px;padding:10px 12px;border-radius:999px;background:rgba(20,24,34,.92);border:1px solid rgba(217,194,122,.35);box-shadow:0 18px 60px rgba(0,0,0,.35);backdrop-filter:blur(10px)}.chat-input-wrap input{width:100%;border:0;outline:0;background:rgba(255,255,255,.08);border-radius:999px;color:#fff;padding:11px 14px;font-weight:800}.chat-label{font-size:12px;text-transform:uppercase;letter-spacing:.12em;color:#d9c27a;font-weight:900;white-space:nowrap}.multiplayer-pill{border-color:rgba(167,214,226,.28)!important}.chat-input-wrap input::placeholder{color:rgba(255,255,255,.45)}


.museum-back-home{
  position:fixed;
  right:18px;
  top:18px;
  z-index:80;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:40px;
  padding:10px 14px;
  border-radius:999px;
  color:#f3efe6;
  background:rgba(20,24,34,.82);
  border:1px solid rgba(217,194,122,.36);
  box-shadow:0 14px 50px rgba(0,0,0,.28);
  backdrop-filter:blur(10px);
  font-weight:900;
  font-size:13px;
  text-decoration:none;
  pointer-events:auto;
}
.museum-back-home:hover{transform:translateY(-1px);filter:brightness(1.08);background:rgba(31,37,53,.94)}
@media(max-width:760px){.museum-back-home{right:10px;top:10px;font-size:12px;padding:8px 11px}}


/* Mobile museum controls */
.mobile-controls{position:fixed;inset:0;z-index:25;pointer-events:none;touch-action:none;user-select:none}.mobile-look-pad{position:absolute;right:0;top:0;width:62vw;height:100vh;pointer-events:auto;touch-action:none}.mobile-joystick{position:absolute;left:18px;bottom:24px;width:132px;height:132px;pointer-events:auto;touch-action:none;display:grid;place-items:center}.mobile-joystick-base{position:relative;width:112px;height:112px;border-radius:999px;background:rgba(20,24,34,.62);border:1px solid rgba(217,194,122,.34);box-shadow:0 16px 55px rgba(0,0,0,.34);backdrop-filter:blur(10px)}.mobile-joystick-knob{position:absolute;left:50%;top:50%;width:48px;height:48px;border-radius:999px;transform:translate(-50%,-50%);background:linear-gradient(135deg,#f3efe6,#a7d6e2);border:1px solid rgba(255,255,255,.35);box-shadow:0 0 22px rgba(167,214,226,.28)}.mobile-joystick span{position:absolute;bottom:-10px;left:0;right:0;text-align:center;font-size:10px;font-weight:900;letter-spacing:.12em;color:rgba(255,255,255,.72);text-shadow:0 2px 8px rgba(0,0,0,.7)}.mobile-action-stack{position:absolute;right:14px;bottom:22px;display:grid;gap:9px;pointer-events:auto}.mobile-action-stack button{min-width:76px;padding:10px 12px;border-radius:999px;border:1px solid rgba(255,255,255,.18);background:rgba(20,24,34,.76);color:#f3efe6;font-weight:900;box-shadow:0 10px 35px rgba(0,0,0,.28);backdrop-filter:blur(10px)}@media(hover:hover) and (pointer:fine){.mobile-controls{display:none!important}}@media(max-width:760px){.hud-top{top:10px;left:10px;right:10px}.hud-pill{font-size:11px;padding:7px 9px}.crosshair{font-size:22px}.focus-hint{font-size:12px;top:calc(50% + 26px)}.mini-map{left:10px;top:72px;bottom:auto;width:150px;height:98px}.chat-input-wrap{bottom:174px}.museum-back-home{right:10px;top:10px;min-height:34px;padding:8px 10px;font-size:12px}.modal{padding:10px}.modal-card{max-height:92vh;overflow:auto;border-radius:20px;padding:14px}.side-panel,.help-panel{left:10px;right:10px;top:10px;bottom:10px;width:auto;overflow:auto}.mobile-joystick{left:12px;bottom:18px;width:120px;height:120px}.mobile-joystick-base{width:102px;height:102px}.mobile-action-stack{right:10px;bottom:18px}.mobile-action-stack button{min-width:72px;padding:9px 10px;font-size:12px}}